forked from AuroraMiddleware/gtk
1586ade9c5
Wed Mar 28 19:20:43 2001 Owen Taylor <otaylor@redhat.com> * gtk/testtext.c (create_buffer): Add missing NULL on valist. * gtk/gtkcheckmenuitem.c (gtk_check_menu_item_class_init): Fix c-n-p problem with INCONSISTENT property. [ Patch from Havoc Pennington <hp@redhat.com> ] * gtk/gtkentry.h (struct _GtkEntryClass): add same populate_popup hook. * gtk/gtktextview.h (struct _GtkTextViewClass): add populate_popup signal as a hook for extending the default popup menu * gtk/gtkimmulticontext.c (gtk_im_multicontext_append_menuitems): use radio menu items for the input method menuitems * gtk/gtkimcontextsimple.c (check_hex): do better validation of inserted unicode from Ctrl-Shift-hex input method * gtk/gtktextbtree.c (_gtk_text_btree_insert): remove utf8 validatation here, already done at GtkTextBuffer level. * gtk/gtkwidget.c (gtk_widget_class_init): add binding set, add popup_menu run action signal and Shift+F10 and Menu keybindings. * gtk/gtkentry.c: implement a default handler for popup_menu * gtk/gtktextview.c: implement a default handler for popup_menu * gtk/gtkmenu.c (gtk_menu_popup): select first item if popup is from a key event * gtk/gtklabel.c: remove "trailer" cruft
3415 lines
93 KiB
C
3415 lines
93 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include <string.h>
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#include <pango/pango.h>
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#include "gdk/gdkkeysyms.h"
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#include "gtkbindings.h"
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#include "gtkclipboard.h"
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#include "gtkdnd.h"
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#include "gtkentry.h"
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#include "gtkimmulticontext.h"
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#include "gtkintl.h"
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#include "gtkmain.h"
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#include "gtkmenu.h"
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#include "gtkmenuitem.h"
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#include "gtkseparatormenuitem.h"
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#include "gtkselection.h"
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#include "gtksignal.h"
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#include "gtkwindow.h"
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#define MIN_ENTRY_WIDTH 150
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#define DRAW_TIMEOUT 20
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#define INNER_BORDER 2
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/* Initial size of buffer, in bytes */
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#define MIN_SIZE 16
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/* Maximum size of text buffer, in bytes */
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#define MAX_SIZE G_MAXUSHORT
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enum {
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INSERT_TEXT,
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DELETE_TEXT,
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CHANGED,
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ACTIVATE,
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POPULATE_POPUP,
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MOVE_CURSOR,
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INSERT_AT_CURSOR,
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DELETE_FROM_CURSOR,
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CUT_CLIPBOARD,
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COPY_CLIPBOARD,
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PASTE_CLIPBOARD,
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TOGGLE_OVERWRITE,
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LAST_SIGNAL
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};
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enum {
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PROP_0,
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PROP_TEXT_POSITION,
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PROP_EDITABLE,
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PROP_MAX_LENGTH,
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PROP_VISIBILITY,
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PROP_INVISIBLE_CHAR,
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PROP_ACTIVATES_DEFAULT,
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PROP_WIDTH_CHARS
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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typedef enum {
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CURSOR_STANDARD,
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CURSOR_DND
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} CursorType;
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static GtkTargetEntry target_table[] = {
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{ "UTF8_STRING", 0, 0 },
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{ "COMPOUND_TEXT", 0, 0 },
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{ "TEXT", 0, 0 },
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{ "text/plain", 0, 0 },
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{ "STRING", 0, 0 }
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};
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/* GObject, GtkObject methods
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*/
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static void gtk_entry_class_init (GtkEntryClass *klass);
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static void gtk_entry_editable_init (GtkEditableClass *iface);
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static void gtk_entry_init (GtkEntry *entry);
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static void gtk_entry_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_entry_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_entry_finalize (GObject *object);
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/* GtkWidget methods
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*/
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static void gtk_entry_realize (GtkWidget *widget);
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static void gtk_entry_unrealize (GtkWidget *widget);
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static void gtk_entry_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static void gtk_entry_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_entry_draw_focus (GtkWidget *widget);
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static gint gtk_entry_expose (GtkWidget *widget,
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GdkEventExpose *event);
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static gint gtk_entry_button_press (GtkWidget *widget,
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GdkEventButton *event);
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static gint gtk_entry_button_release (GtkWidget *widget,
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GdkEventButton *event);
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static gint gtk_entry_motion_notify (GtkWidget *widget,
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GdkEventMotion *event);
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static gint gtk_entry_key_press (GtkWidget *widget,
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GdkEventKey *event);
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static gint gtk_entry_focus_in (GtkWidget *widget,
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GdkEventFocus *event);
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static gint gtk_entry_focus_out (GtkWidget *widget,
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GdkEventFocus *event);
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static void gtk_entry_style_set (GtkWidget *widget,
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GtkStyle *previous_style);
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static void gtk_entry_direction_changed (GtkWidget *widget,
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GtkTextDirection previous_dir);
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static void gtk_entry_state_changed (GtkWidget *widget,
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GtkStateType previous_state);
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static gboolean gtk_entry_drag_motion (GtkWidget *widget,
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GdkDragContext *context,
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gint x,
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gint y,
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guint time);
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static void gtk_entry_drag_leave (GtkWidget *widget,
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GdkDragContext *context,
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guint time);
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static void gtk_entry_drag_data_received (GtkWidget *widget,
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GdkDragContext *context,
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gint x,
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gint y,
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GtkSelectionData *selection_data,
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guint info,
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guint time);
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static void gtk_entry_drag_data_get (GtkWidget *widget,
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GdkDragContext *context,
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GtkSelectionData *selection_data,
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guint info,
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guint time);
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static void gtk_entry_drag_data_delete (GtkWidget *widget,
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GdkDragContext *context);
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/* GtkEditable method implementations
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*/
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static void gtk_entry_insert_text (GtkEditable *editable,
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const gchar *new_text,
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gint new_text_length,
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gint *position);
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static void gtk_entry_delete_text (GtkEditable *editable,
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gint start_pos,
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gint end_pos);
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static gchar * gtk_entry_get_chars (GtkEditable *editable,
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gint start_pos,
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gint end_pos);
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static void gtk_entry_real_set_position (GtkEditable *editable,
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gint position);
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static gint gtk_entry_get_position (GtkEditable *editable);
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static void gtk_entry_set_selection_bounds (GtkEditable *editable,
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gint start,
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gint end);
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static gboolean gtk_entry_get_selection_bounds (GtkEditable *editable,
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gint *start,
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gint *end);
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/* Default signal handlers
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*/
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static void gtk_entry_real_insert_text (GtkEntry *entry,
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const gchar *new_text,
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gint new_text_length,
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gint *position);
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static void gtk_entry_real_delete_text (GtkEntry *entry,
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gint start_pos,
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gint end_pos);
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static void gtk_entry_move_cursor (GtkEntry *entry,
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GtkMovementStep step,
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gint count,
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gboolean extend_selection);
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static void gtk_entry_insert_at_cursor (GtkEntry *entry,
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const gchar *str);
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static void gtk_entry_delete_from_cursor (GtkEntry *entry,
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GtkDeleteType type,
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gint count);
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static void gtk_entry_cut_clipboard (GtkEntry *entry);
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static void gtk_entry_copy_clipboard (GtkEntry *entry);
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static void gtk_entry_paste_clipboard (GtkEntry *entry);
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static void gtk_entry_toggle_overwrite (GtkEntry *entry);
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static void gtk_entry_real_activate (GtkEntry *entry);
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static void gtk_entry_popup_menu (GtkWidget *widget);
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/* IM Context Callbacks
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*/
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static void gtk_entry_commit_cb (GtkIMContext *context,
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const gchar *str,
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GtkEntry *entry);
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static void gtk_entry_preedit_changed_cb (GtkIMContext *context,
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GtkEntry *entry);
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/* Internal routines
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*/
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static void gtk_entry_draw_text (GtkEntry *entry);
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static void gtk_entry_draw_cursor (GtkEntry *entry,
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CursorType type);
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static PangoLayout *gtk_entry_get_layout (GtkEntry *entry,
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gboolean include_preedit);
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static void gtk_entry_queue_draw (GtkEntry *entry);
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static void gtk_entry_reset_im_context (GtkEntry *entry);
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static void gtk_entry_recompute (GtkEntry *entry);
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static gint gtk_entry_find_position (GtkEntry *entry,
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gint x);
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static void gtk_entry_get_cursor_locations (GtkEntry *entry,
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CursorType type,
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gint *strong_x,
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gint *weak_x);
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static void gtk_entry_adjust_scroll (GtkEntry *entry);
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static gint gtk_entry_move_visually (GtkEntry *editable,
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gint start,
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gint count);
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static gint gtk_entry_move_forward_word (GtkEntry *entry,
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gint start);
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static gint gtk_entry_move_backward_word (GtkEntry *entry,
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gint start);
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static void gtk_entry_delete_whitespace (GtkEntry *entry);
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static void gtk_entry_select_word (GtkEntry *entry);
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static void gtk_entry_select_line (GtkEntry *entry);
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static char * gtk_entry_get_public_chars (GtkEntry *entry,
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gint start,
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gint end);
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static void gtk_entry_paste (GtkEntry *entry,
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GdkAtom selection);
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static void gtk_entry_update_primary_selection (GtkEntry *entry);
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static void gtk_entry_do_popup (GtkEntry *entry,
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GdkEventButton *event);
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static gboolean gtk_entry_activate_mnemonic (GtkWidget *widget,
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gboolean group_cycling);
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static GtkWidgetClass *parent_class = NULL;
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GtkType
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gtk_entry_get_type (void)
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{
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static GtkType entry_type = 0;
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if (!entry_type)
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{
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static const GtkTypeInfo entry_info =
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{
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"GtkEntry",
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sizeof (GtkEntry),
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sizeof (GtkEntryClass),
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(GtkClassInitFunc) gtk_entry_class_init,
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(GtkObjectInitFunc) gtk_entry_init,
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/* reserved_1 */ NULL,
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/* reserved_2 */ NULL,
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(GtkClassInitFunc) NULL,
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};
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static const GInterfaceInfo editable_info =
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{
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(GInterfaceInitFunc) gtk_entry_editable_init, /* interface_init */
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NULL, /* interface_finalize */
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NULL /* interface_data */
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};
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entry_type = gtk_type_unique (GTK_TYPE_WIDGET, &entry_info);
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g_type_add_interface_static (entry_type,
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GTK_TYPE_EDITABLE,
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&editable_info);
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}
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return entry_type;
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}
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static void
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add_move_binding (GtkBindingSet *binding_set,
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guint keyval,
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guint modmask,
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GtkMovementStep step,
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gint count)
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{
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g_return_if_fail ((modmask & GDK_SHIFT_MASK) == 0);
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gtk_binding_entry_add_signal (binding_set, keyval, modmask,
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"move_cursor", 3,
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GTK_TYPE_ENUM, step,
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G_TYPE_INT, count,
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G_TYPE_BOOLEAN, FALSE);
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/* Selection-extending version */
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gtk_binding_entry_add_signal (binding_set, keyval, modmask | GDK_SHIFT_MASK,
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"move_cursor", 3,
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GTK_TYPE_ENUM, step,
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G_TYPE_INT, count,
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G_TYPE_BOOLEAN, TRUE);
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}
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static void
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gtk_entry_class_init (GtkEntryClass *class)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (class);
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkBindingSet *binding_set;
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object_class = (GtkObjectClass*) class;
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widget_class = (GtkWidgetClass*) class;
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parent_class = gtk_type_class (GTK_TYPE_WIDGET);
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gobject_class->finalize = gtk_entry_finalize;
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gobject_class->set_property = gtk_entry_set_property;
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gobject_class->get_property = gtk_entry_get_property;
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widget_class->realize = gtk_entry_realize;
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widget_class->unrealize = gtk_entry_unrealize;
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widget_class->size_request = gtk_entry_size_request;
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widget_class->size_allocate = gtk_entry_size_allocate;
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widget_class->expose_event = gtk_entry_expose;
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widget_class->button_press_event = gtk_entry_button_press;
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widget_class->button_release_event = gtk_entry_button_release;
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widget_class->motion_notify_event = gtk_entry_motion_notify;
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widget_class->key_press_event = gtk_entry_key_press;
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widget_class->focus_in_event = gtk_entry_focus_in;
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widget_class->focus_out_event = gtk_entry_focus_out;
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widget_class->style_set = gtk_entry_style_set;
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widget_class->direction_changed = gtk_entry_direction_changed;
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widget_class->state_changed = gtk_entry_state_changed;
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widget_class->activate_mnemonic = gtk_entry_activate_mnemonic;
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widget_class->drag_motion = gtk_entry_drag_motion;
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widget_class->drag_leave = gtk_entry_drag_leave;
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widget_class->drag_data_received = gtk_entry_drag_data_received;
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widget_class->drag_data_get = gtk_entry_drag_data_get;
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widget_class->drag_data_delete = gtk_entry_drag_data_delete;
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widget_class->popup_menu = gtk_entry_popup_menu;
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class->insert_text = gtk_entry_real_insert_text;
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class->delete_text = gtk_entry_real_delete_text;
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class->move_cursor = gtk_entry_move_cursor;
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class->insert_at_cursor = gtk_entry_insert_at_cursor;
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class->delete_from_cursor = gtk_entry_delete_from_cursor;
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class->cut_clipboard = gtk_entry_cut_clipboard;
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class->copy_clipboard = gtk_entry_copy_clipboard;
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class->paste_clipboard = gtk_entry_paste_clipboard;
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class->toggle_overwrite = gtk_entry_toggle_overwrite;
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class->activate = gtk_entry_real_activate;
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g_object_class_install_property (gobject_class,
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PROP_TEXT_POSITION,
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g_param_spec_int ("text_position",
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_("Text Position"),
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_("The current position of the insertion point"),
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0,
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G_MAXINT,
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0,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_EDITABLE,
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g_param_spec_boolean ("editable",
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_("Editable"),
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_("Whether the entry contents can be edited"),
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TRUE,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_MAX_LENGTH,
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g_param_spec_int ("max_length",
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_("Maximum length"),
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_("Maximum number of characters for this entry"),
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-1,
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G_MAXINT,
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-1,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_VISIBILITY,
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g_param_spec_boolean ("visibility",
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_("Visibility"),
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_("FALSE displays the \"invisible char\" instead of the actual text (password mode)"),
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TRUE,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_INVISIBLE_CHAR,
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g_param_spec_int ("invisible_char",
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_("Invisible character"),
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_("The character to use when masking entry contents (in \"password mode\")"),
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0,
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G_MAXINT,
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'*',
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_ACTIVATES_DEFAULT,
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g_param_spec_boolean ("activates_default",
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_("Activates default"),
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_("Whether to activate the default widget (such as the default button in a dialog) when Enter is pressed."),
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FALSE,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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g_object_class_install_property (gobject_class,
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PROP_WIDTH_CHARS,
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g_param_spec_int ("width_chars",
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_("Width in chars"),
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_("Number of characters to leave space for in the entry."),
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-1,
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G_MAXINT,
|
|
|
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-1,
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G_PARAM_READABLE | G_PARAM_WRITABLE));
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|
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signals[INSERT_TEXT] =
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gtk_signal_new ("insert_text",
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GTK_RUN_LAST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkEntryClass, insert_text),
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gtk_marshal_VOID__STRING_INT_POINTER,
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GTK_TYPE_NONE,
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3,
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GTK_TYPE_STRING,
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GTK_TYPE_INT,
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GTK_TYPE_POINTER);
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|
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signals[DELETE_TEXT] =
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gtk_signal_new ("delete_text",
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GTK_RUN_LAST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkEntryClass, delete_text),
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gtk_marshal_VOID__INT_INT,
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GTK_TYPE_NONE,
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2,
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GTK_TYPE_INT,
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GTK_TYPE_INT);
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|
|
signals[CHANGED] =
|
|
gtk_signal_new ("changed",
|
|
GTK_RUN_LAST,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, changed),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
|
|
signals[POPULATE_POPUP] =
|
|
gtk_signal_new ("populate_popup",
|
|
GTK_RUN_LAST,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, populate_popup),
|
|
gtk_marshal_VOID__OBJECT,
|
|
GTK_TYPE_NONE, 1, GTK_TYPE_MENU);
|
|
|
|
/* Action signals */
|
|
|
|
signals[ACTIVATE] =
|
|
gtk_signal_new ("activate",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, activate),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
widget_class->activate_signal = signals[ACTIVATE];
|
|
|
|
signals[MOVE_CURSOR] =
|
|
gtk_signal_new ("move_cursor",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, move_cursor),
|
|
gtk_marshal_VOID__ENUM_INT_BOOLEAN,
|
|
GTK_TYPE_NONE, 3, GTK_TYPE_MOVEMENT_STEP, GTK_TYPE_INT, GTK_TYPE_BOOL);
|
|
|
|
signals[INSERT_AT_CURSOR] =
|
|
gtk_signal_new ("insert_at_cursor",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, insert_at_cursor),
|
|
gtk_marshal_VOID__STRING,
|
|
GTK_TYPE_NONE, 1, GTK_TYPE_STRING);
|
|
|
|
signals[DELETE_FROM_CURSOR] =
|
|
gtk_signal_new ("delete_from_cursor",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, delete_from_cursor),
|
|
gtk_marshal_VOID__ENUM_INT,
|
|
GTK_TYPE_NONE, 2, GTK_TYPE_DELETE_TYPE, GTK_TYPE_INT);
|
|
|
|
signals[CUT_CLIPBOARD] =
|
|
gtk_signal_new ("cut_clipboard",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, cut_clipboard),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
|
|
signals[COPY_CLIPBOARD] =
|
|
gtk_signal_new ("copy_clipboard",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, copy_clipboard),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
|
|
signals[PASTE_CLIPBOARD] =
|
|
gtk_signal_new ("paste_clipboard",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, paste_clipboard),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
|
|
signals[TOGGLE_OVERWRITE] =
|
|
gtk_signal_new ("toggle_overwrite",
|
|
GTK_RUN_LAST | GTK_RUN_ACTION,
|
|
GTK_CLASS_TYPE (object_class),
|
|
GTK_SIGNAL_OFFSET (GtkEntryClass, toggle_overwrite),
|
|
gtk_marshal_VOID__VOID,
|
|
GTK_TYPE_NONE, 0);
|
|
|
|
/*
|
|
* Key bindings
|
|
*/
|
|
|
|
binding_set = gtk_binding_set_by_class (class);
|
|
|
|
/* Moving the insertion point */
|
|
add_move_binding (binding_set, GDK_Right, 0,
|
|
GTK_MOVEMENT_VISUAL_POSITIONS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_Left, 0,
|
|
GTK_MOVEMENT_VISUAL_POSITIONS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_f, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_LOGICAL_POSITIONS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_b, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_LOGICAL_POSITIONS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_WORDS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_WORDS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_a, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_PARAGRAPH_ENDS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_e, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_PARAGRAPH_ENDS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_f, GDK_MOD1_MASK,
|
|
GTK_MOVEMENT_WORDS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_b, GDK_MOD1_MASK,
|
|
GTK_MOVEMENT_WORDS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_Home, 0,
|
|
GTK_MOVEMENT_DISPLAY_LINE_ENDS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_End, 0,
|
|
GTK_MOVEMENT_DISPLAY_LINE_ENDS, 1);
|
|
|
|
add_move_binding (binding_set, GDK_Home, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_BUFFER_ENDS, -1);
|
|
|
|
add_move_binding (binding_set, GDK_End, GDK_CONTROL_MASK,
|
|
GTK_MOVEMENT_BUFFER_ENDS, 1);
|
|
|
|
/* Deleting text */
|
|
gtk_binding_entry_add_signal (binding_set, GDK_Delete, 0,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_CHARS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_d, GDK_CONTROL_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_CHARS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_BackSpace, 0,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_CHARS,
|
|
GTK_TYPE_INT, -1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_Delete, GDK_CONTROL_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_d, GDK_MOD1_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_BackSpace, GDK_CONTROL_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_WORD_ENDS,
|
|
GTK_TYPE_INT, -1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_k, GDK_CONTROL_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_PARAGRAPH_ENDS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_u, GDK_CONTROL_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_PARAGRAPHS,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_MOD1_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_WHITESPACE,
|
|
GTK_TYPE_INT, 1);
|
|
gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_MOD1_MASK,
|
|
"insert_at_cursor", 1,
|
|
GTK_TYPE_STRING, " ");
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_backslash, GDK_MOD1_MASK,
|
|
"delete_from_cursor", 2,
|
|
GTK_TYPE_ENUM, GTK_DELETE_WHITESPACE,
|
|
GTK_TYPE_INT, 1);
|
|
|
|
/* Cut/copy/paste */
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_x, GDK_CONTROL_MASK,
|
|
"cut_clipboard", 0);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_w, GDK_CONTROL_MASK,
|
|
"cut_clipboard", 0);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_c, GDK_CONTROL_MASK,
|
|
"copy_clipboard", 0);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_v, GDK_CONTROL_MASK,
|
|
"paste_clipboard", 0);
|
|
|
|
gtk_binding_entry_add_signal (binding_set, GDK_y, GDK_CONTROL_MASK,
|
|
"paste_clipboard", 0);
|
|
|
|
/* Overwrite */
|
|
gtk_binding_entry_add_signal (binding_set, GDK_Insert, 0,
|
|
"toggle_overwrite", 0);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_editable_init (GtkEditableClass *iface)
|
|
{
|
|
iface->insert_text = gtk_entry_insert_text;
|
|
iface->delete_text = gtk_entry_delete_text;
|
|
iface->get_chars = gtk_entry_get_chars;
|
|
iface->set_selection_bounds = gtk_entry_set_selection_bounds;
|
|
iface->get_selection_bounds = gtk_entry_get_selection_bounds;
|
|
iface->set_position = gtk_entry_real_set_position;
|
|
iface->get_position = gtk_entry_get_position;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_TEXT_POSITION:
|
|
gtk_editable_set_position (GTK_EDITABLE (object),
|
|
g_value_get_int (value));
|
|
break;
|
|
|
|
case PROP_EDITABLE:
|
|
{
|
|
gboolean new_value = g_value_get_boolean (value);
|
|
|
|
if (new_value != entry->editable)
|
|
{
|
|
entry->editable = new_value;
|
|
gtk_entry_queue_draw (entry);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case PROP_MAX_LENGTH:
|
|
gtk_entry_set_max_length (entry, g_value_get_int (value));
|
|
break;
|
|
|
|
case PROP_VISIBILITY:
|
|
gtk_entry_set_visibility (entry, g_value_get_boolean (value));
|
|
break;
|
|
|
|
case PROP_INVISIBLE_CHAR:
|
|
gtk_entry_set_invisible_char (entry, g_value_get_int (value));
|
|
break;
|
|
|
|
case PROP_ACTIVATES_DEFAULT:
|
|
gtk_entry_set_activates_default (entry, g_value_get_boolean (value));
|
|
break;
|
|
|
|
case PROP_WIDTH_CHARS:
|
|
gtk_entry_set_width_chars (entry, g_value_get_int (value));
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
entry = GTK_ENTRY (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_TEXT_POSITION:
|
|
g_value_set_int (value, entry->current_pos);
|
|
break;
|
|
case PROP_EDITABLE:
|
|
g_value_set_boolean (value, entry->editable);
|
|
break;
|
|
case PROP_MAX_LENGTH:
|
|
g_value_set_int (value, entry->text_max_length);
|
|
break;
|
|
case PROP_VISIBILITY:
|
|
g_value_set_boolean (value, entry->visible);
|
|
break;
|
|
case PROP_INVISIBLE_CHAR:
|
|
g_value_set_int (value, entry->invisible_char);
|
|
break;
|
|
case PROP_ACTIVATES_DEFAULT:
|
|
g_value_set_boolean (value, entry->activates_default);
|
|
break;
|
|
case PROP_WIDTH_CHARS:
|
|
g_value_set_int (value, entry->width_chars);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_init (GtkEntry *entry)
|
|
{
|
|
GTK_WIDGET_SET_FLAGS (entry, GTK_CAN_FOCUS);
|
|
|
|
entry->text_size = MIN_SIZE;
|
|
entry->text = g_malloc (entry->text_size);
|
|
entry->text[0] = '\0';
|
|
|
|
entry->editable = TRUE;
|
|
entry->visible = TRUE;
|
|
entry->invisible_char = '*';
|
|
entry->dnd_position = -1;
|
|
entry->width_chars = -1;
|
|
|
|
entry->has_frame = TRUE;
|
|
|
|
gtk_drag_dest_set (GTK_WIDGET (entry),
|
|
GTK_DEST_DEFAULT_DROP | GTK_DEST_DEFAULT_HIGHLIGHT,
|
|
target_table, G_N_ELEMENTS (target_table),
|
|
GDK_ACTION_COPY | GDK_ACTION_MOVE);
|
|
|
|
/* This object is completely private. No external entity can gain a reference
|
|
* to it; so we create it here and destroy it in finalize().
|
|
*/
|
|
entry->im_context = gtk_im_multicontext_new ();
|
|
|
|
gtk_signal_connect (GTK_OBJECT (entry->im_context), "commit",
|
|
GTK_SIGNAL_FUNC (gtk_entry_commit_cb), entry);
|
|
gtk_signal_connect (GTK_OBJECT (entry->im_context), "preedit_changed",
|
|
GTK_SIGNAL_FUNC (gtk_entry_preedit_changed_cb), entry);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_finalize (GObject *object)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
g_return_if_fail (GTK_IS_ENTRY (object));
|
|
|
|
entry = GTK_ENTRY (object);
|
|
|
|
if (entry->cached_layout)
|
|
g_object_unref (G_OBJECT (entry->cached_layout));
|
|
|
|
gtk_object_unref (GTK_OBJECT (entry->im_context));
|
|
|
|
if (entry->timer)
|
|
g_source_remove (entry->timer);
|
|
|
|
if (entry->recompute_idle)
|
|
g_source_remove (entry->recompute_idle);
|
|
|
|
entry->text_size = 0;
|
|
|
|
if (entry->text)
|
|
g_free (entry->text);
|
|
entry->text = NULL;
|
|
|
|
G_OBJECT_CLASS (parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_realize (GtkWidget *widget)
|
|
{
|
|
GtkEntry *entry;
|
|
GtkEditable *editable;
|
|
GtkRequisition requisition;
|
|
GdkWindowAttr attributes;
|
|
gint attributes_mask;
|
|
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
|
|
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
|
|
entry = GTK_ENTRY (widget);
|
|
editable = GTK_EDITABLE (widget);
|
|
|
|
gtk_widget_get_child_requisition (widget, &requisition);
|
|
|
|
attributes.window_type = GDK_WINDOW_CHILD;
|
|
attributes.x = widget->allocation.x;
|
|
attributes.y = widget->allocation.y + (widget->allocation.height -
|
|
requisition.height) / 2;
|
|
attributes.width = widget->allocation.width;
|
|
attributes.height = requisition.height;
|
|
attributes.wclass = GDK_INPUT_OUTPUT;
|
|
attributes.visual = gtk_widget_get_visual (widget);
|
|
attributes.colormap = gtk_widget_get_colormap (widget);
|
|
attributes.event_mask = gtk_widget_get_events (widget);
|
|
attributes.event_mask |= (GDK_EXPOSURE_MASK |
|
|
GDK_BUTTON_PRESS_MASK |
|
|
GDK_BUTTON_RELEASE_MASK |
|
|
GDK_BUTTON1_MOTION_MASK |
|
|
GDK_BUTTON3_MOTION_MASK |
|
|
GDK_POINTER_MOTION_HINT_MASK);
|
|
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
|
|
|
|
widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
|
|
gdk_window_set_user_data (widget->window, entry);
|
|
|
|
if (entry->has_frame)
|
|
{
|
|
attributes.x = widget->style->xthickness;
|
|
attributes.y = widget->style->ythickness;
|
|
}
|
|
else
|
|
{
|
|
attributes.x = 0;
|
|
attributes.y = 0;
|
|
}
|
|
|
|
attributes.width = widget->allocation.width - attributes.x * 2;
|
|
attributes.height = requisition.height - attributes.y * 2;
|
|
attributes.cursor = gdk_cursor_new (GDK_XTERM);
|
|
attributes_mask |= GDK_WA_CURSOR;
|
|
|
|
entry->text_area = gdk_window_new (widget->window, &attributes, attributes_mask);
|
|
gdk_window_set_user_data (entry->text_area, entry);
|
|
|
|
gdk_cursor_destroy (attributes.cursor);
|
|
|
|
widget->style = gtk_style_attach (widget->style, widget->window);
|
|
|
|
gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
|
|
gdk_window_show (entry->text_area);
|
|
|
|
gtk_im_context_set_client_window (entry->im_context, entry->text_area);
|
|
|
|
gtk_entry_adjust_scroll (entry);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_unrealize (GtkWidget *widget)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
gtk_im_context_set_client_window (entry->im_context, entry->text_area);
|
|
|
|
if (entry->text_area)
|
|
{
|
|
gdk_window_set_user_data (entry->text_area, NULL);
|
|
gdk_window_destroy (entry->text_area);
|
|
entry->text_area = NULL;
|
|
}
|
|
|
|
if (entry->popup_menu)
|
|
gtk_widget_destroy (entry->popup_menu);
|
|
|
|
if (GTK_WIDGET_CLASS (parent_class)->unrealize)
|
|
(* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_size_request (GtkWidget *widget,
|
|
GtkRequisition *requisition)
|
|
{
|
|
GtkEntry *entry;
|
|
PangoFontMetrics metrics;
|
|
PangoFont *font;
|
|
gchar *lang;
|
|
gint xborder, yborder;
|
|
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
g_return_if_fail (requisition != NULL);
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
/* hackish for now, get metrics
|
|
*/
|
|
font = pango_context_load_font (gtk_widget_get_pango_context (widget),
|
|
widget->style->font_desc);
|
|
lang = pango_context_get_lang (gtk_widget_get_pango_context (widget));
|
|
pango_font_get_metrics (font, lang, &metrics);
|
|
g_free (lang);
|
|
|
|
g_object_unref (G_OBJECT (font));
|
|
|
|
entry->ascent = metrics.ascent;
|
|
entry->descent = metrics.descent;
|
|
|
|
xborder = INNER_BORDER;
|
|
yborder = INNER_BORDER;
|
|
|
|
if (entry->has_frame)
|
|
{
|
|
xborder += widget->style->xthickness;
|
|
yborder += widget->style->ythickness;
|
|
}
|
|
else
|
|
{
|
|
/* add 1 pixel to draw focus rect in widget->window */
|
|
xborder += 1;
|
|
yborder += 1;
|
|
}
|
|
|
|
if (entry->width_chars < 0)
|
|
requisition->width = MIN_ENTRY_WIDTH + xborder * 2;
|
|
else
|
|
{
|
|
requisition->width =
|
|
PANGO_PIXELS (metrics.approximate_char_width) * entry->width_chars +
|
|
xborder * 2;
|
|
}
|
|
|
|
requisition->height = ((metrics.ascent + metrics.descent) / PANGO_SCALE +
|
|
yborder * 2);
|
|
}
|
|
|
|
static void
|
|
get_borders (GtkEntry *entry,
|
|
gint *xborder,
|
|
gint *yborder)
|
|
{
|
|
GtkWidget *widget;
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
if (entry->has_frame)
|
|
{
|
|
if (xborder)
|
|
*xborder = widget->style->xthickness;
|
|
if (yborder)
|
|
*yborder = widget->style->ythickness;
|
|
}
|
|
else
|
|
{
|
|
/* 1 pixel for focus rect */
|
|
if (xborder)
|
|
*xborder = 1;
|
|
if (yborder)
|
|
*yborder = 1;
|
|
}
|
|
}
|
|
|
|
static void
|
|
get_text_area_size (GtkEntry *entry,
|
|
gint *x,
|
|
gint *y,
|
|
gint *width,
|
|
gint *height)
|
|
{
|
|
gint xborder, yborder;
|
|
GtkRequisition requisition;
|
|
GtkWidget *widget;
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
gtk_widget_get_child_requisition (widget, &requisition);
|
|
|
|
get_borders (entry, &xborder, &yborder);
|
|
|
|
if (x)
|
|
*x = xborder;
|
|
|
|
if (y)
|
|
*y = yborder;
|
|
|
|
if (width)
|
|
*width = GTK_WIDGET (entry)->allocation.width - xborder * 2;
|
|
|
|
if (height)
|
|
*height = requisition.height - yborder * 2;
|
|
}
|
|
|
|
static void
|
|
get_widget_window_size (GtkEntry *entry,
|
|
gint *x,
|
|
gint *y,
|
|
gint *width,
|
|
gint *height)
|
|
{
|
|
GtkRequisition requisition;
|
|
GtkWidget *widget;
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
gtk_widget_get_child_requisition (widget, &requisition);
|
|
|
|
if (x)
|
|
*x = widget->allocation.x;
|
|
|
|
if (y)
|
|
*y = widget->allocation.y + (widget->allocation.height - requisition.height) / 2;
|
|
|
|
if (width)
|
|
*width = widget->allocation.width;
|
|
|
|
if (height)
|
|
*height = requisition.height;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_size_allocate (GtkWidget *widget,
|
|
GtkAllocation *allocation)
|
|
{
|
|
GtkEntry *entry;
|
|
GtkEditable *editable;
|
|
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
g_return_if_fail (allocation != NULL);
|
|
|
|
widget->allocation = *allocation;
|
|
entry = GTK_ENTRY (widget);
|
|
editable = GTK_EDITABLE (widget);
|
|
|
|
if (GTK_WIDGET_REALIZED (widget))
|
|
{
|
|
/* We call gtk_widget_get_child_requisition, since we want (for
|
|
* backwards compatibility reasons) the realization here to
|
|
* be affected by the usize of the entry, if set
|
|
*/
|
|
gint x, y, width, height;
|
|
|
|
get_widget_window_size (entry, &x, &y, &width, &height);
|
|
|
|
gdk_window_move_resize (widget->window,
|
|
x, y, width, height);
|
|
|
|
get_text_area_size (entry, &x, &y, &width, &height);
|
|
|
|
gdk_window_move_resize (entry->text_area,
|
|
x, y, width, height);
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_draw_focus (GtkWidget *widget)
|
|
{
|
|
gint width, height;
|
|
GtkEntry *entry;
|
|
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
if (GTK_WIDGET_DRAWABLE (widget))
|
|
{
|
|
if (entry->has_frame)
|
|
{
|
|
gint x = 0, y = 0;
|
|
|
|
gdk_window_get_size (widget->window, &width, &height);
|
|
|
|
if (GTK_WIDGET_HAS_FOCUS (widget))
|
|
{
|
|
x += 1;
|
|
y += 1;
|
|
width -= 2;
|
|
height -= 2;
|
|
}
|
|
|
|
|
|
gtk_paint_shadow (widget->style, widget->window,
|
|
GTK_STATE_NORMAL, GTK_SHADOW_IN,
|
|
NULL, widget, "entry",
|
|
x, y, width, height);
|
|
}
|
|
else
|
|
gdk_window_clear (widget->window);
|
|
|
|
if (GTK_WIDGET_HAS_FOCUS (widget))
|
|
{
|
|
gdk_window_get_size (widget->window, &width, &height);
|
|
gtk_paint_focus (widget->style, widget->window,
|
|
NULL, widget, "entry",
|
|
0, 0, width - 1, height - 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_expose (GtkWidget *widget,
|
|
GdkEventExpose *event)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
g_return_val_if_fail (widget != NULL, FALSE);
|
|
g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
|
|
g_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
if (widget->window == event->window)
|
|
gtk_entry_draw_focus (widget);
|
|
else if (entry->text_area == event->window)
|
|
{
|
|
gtk_entry_draw_text (GTK_ENTRY (widget));
|
|
|
|
if ((entry->visible || entry->invisible_char != 0) &&
|
|
GTK_WIDGET_HAS_FOCUS (widget) &&
|
|
entry->selection_bound == entry->current_pos)
|
|
gtk_entry_draw_cursor (GTK_ENTRY (widget), CURSOR_STANDARD);
|
|
|
|
if (entry->dnd_position != -1)
|
|
gtk_entry_draw_cursor (GTK_ENTRY (widget), CURSOR_DND);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_button_press (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
GtkEditable *editable = GTK_EDITABLE (widget);
|
|
gint tmp_pos;
|
|
gint sel_start, sel_end;
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
editable = GTK_EDITABLE (widget);
|
|
|
|
if (event->window != entry->text_area ||
|
|
(entry->button && event->button != entry->button))
|
|
return FALSE;
|
|
|
|
entry->button = event->button;
|
|
|
|
if (!GTK_WIDGET_HAS_FOCUS (widget))
|
|
gtk_widget_grab_focus (widget);
|
|
|
|
tmp_pos = gtk_entry_find_position (entry, event->x + entry->scroll_offset);
|
|
|
|
if (event->button == 1)
|
|
{
|
|
gboolean have_selection = gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end);
|
|
|
|
if (event->state & GDK_SHIFT_MASK)
|
|
{
|
|
if (!have_selection) /* select from the current position to the clicked position */
|
|
sel_start = sel_end = entry->current_pos;
|
|
|
|
if (tmp_pos > sel_start && tmp_pos < sel_end)
|
|
{
|
|
/* Truncate current selection */
|
|
entry->current_pos = tmp_pos;
|
|
}
|
|
else
|
|
{
|
|
gboolean extend_to_left;
|
|
gint start, end;
|
|
|
|
/* Figure out what click selects and extend current selection */
|
|
switch (event->type)
|
|
{
|
|
case GDK_BUTTON_PRESS:
|
|
entry->current_pos = entry->selection_bound = tmp_pos;
|
|
break;
|
|
|
|
case GDK_2BUTTON_PRESS:
|
|
gtk_entry_select_word (entry);
|
|
break;
|
|
|
|
case GDK_3BUTTON_PRESS:
|
|
gtk_entry_select_line (entry);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
start = MIN (entry->current_pos, entry->selection_bound);
|
|
start = MIN (sel_start, start);
|
|
|
|
end = MAX (entry->current_pos, entry->selection_bound);
|
|
end = MAX (sel_end, end);
|
|
|
|
if (tmp_pos == sel_start || tmp_pos == sel_end)
|
|
extend_to_left = (tmp_pos == start);
|
|
else
|
|
extend_to_left = (end == sel_end);
|
|
|
|
if (extend_to_left)
|
|
{
|
|
entry->selection_bound = end;
|
|
entry->current_pos = start;
|
|
}
|
|
else
|
|
{
|
|
entry->selection_bound = start;
|
|
entry->current_pos = end;
|
|
}
|
|
}
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
else /* no shift key */
|
|
switch (event->type)
|
|
{
|
|
case GDK_BUTTON_PRESS:
|
|
if (have_selection && tmp_pos >= sel_start && tmp_pos <= sel_end)
|
|
{
|
|
/* Click inside the selection - we'll either start a drag, or
|
|
* clear the selection
|
|
*/
|
|
|
|
entry->in_drag = TRUE;
|
|
entry->drag_start_x = event->x + entry->scroll_offset;
|
|
entry->drag_start_y = event->y + entry->scroll_offset;
|
|
}
|
|
else
|
|
{
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
entry->current_pos = tmp_pos;
|
|
entry->selection_bound = tmp_pos;
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case GDK_2BUTTON_PRESS:
|
|
/* We ALWAYS receive a GDK_BUTTON_PRESS immediately before
|
|
* receiving a GDK_2BUTTON_PRESS so we need to reset
|
|
* entry->in_drag which may have been set above
|
|
*/
|
|
entry->in_drag = FALSE;
|
|
gtk_entry_select_word (entry);
|
|
break;
|
|
|
|
case GDK_3BUTTON_PRESS:
|
|
/* We ALWAYS receive a GDK_BUTTON_PRESS immediately before
|
|
* receiving a GDK_3BUTTON_PRESS so we need to reset
|
|
* entry->in_drag which may have been set above
|
|
*/
|
|
entry->in_drag = FALSE;
|
|
gtk_entry_select_line (entry);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
else if (event->button == 2 && event->type == GDK_BUTTON_PRESS && entry->editable)
|
|
{
|
|
gtk_editable_select_region (editable, tmp_pos, tmp_pos);
|
|
gtk_entry_paste (entry, GDK_SELECTION_PRIMARY);
|
|
|
|
return TRUE;
|
|
}
|
|
else if (event->button == 3 && event->type == GDK_BUTTON_PRESS)
|
|
{
|
|
gtk_entry_do_popup (entry, event);
|
|
entry->button = 0; /* Don't wait for release, since the menu will gtk_grab_add */
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_button_release (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
|
|
if (event->window != entry->text_area || entry->button != event->button)
|
|
return FALSE;
|
|
|
|
if (entry->in_drag)
|
|
{
|
|
gint tmp_pos = gtk_entry_find_position (entry, entry->drag_start_x);
|
|
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
entry->current_pos = tmp_pos;
|
|
entry->selection_bound = tmp_pos;
|
|
|
|
gtk_entry_recompute (entry);
|
|
|
|
entry->in_drag = 0;
|
|
}
|
|
|
|
entry->button = 0;
|
|
|
|
gtk_entry_update_primary_selection (entry);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_motion_notify (GtkWidget *widget,
|
|
GdkEventMotion *event)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
gint tmp_pos;
|
|
|
|
if (event->window != entry->text_area || entry->button != 1)
|
|
return FALSE;
|
|
|
|
if (event->is_hint || (entry->text_area != event->window))
|
|
gdk_window_get_pointer (entry->text_area, NULL, NULL, NULL);
|
|
|
|
if (entry->in_drag)
|
|
{
|
|
if (gtk_drag_check_threshold (widget,
|
|
entry->drag_start_x, entry->drag_start_y,
|
|
event->x + entry->scroll_offset, event->y))
|
|
{
|
|
GdkDragContext *context;
|
|
GtkTargetList *target_list = gtk_target_list_new (target_table, G_N_ELEMENTS (target_table));
|
|
|
|
context = gtk_drag_begin (widget, target_list, GDK_ACTION_COPY | GDK_ACTION_MOVE,
|
|
entry->button, (GdkEvent *)event);
|
|
|
|
|
|
entry->in_drag = FALSE;
|
|
entry->button = 0;
|
|
|
|
gtk_target_list_unref (target_list);
|
|
gtk_drag_set_icon_default (context);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
tmp_pos = gtk_entry_find_position (entry, event->x + entry->scroll_offset);
|
|
|
|
if (tmp_pos != entry->current_pos)
|
|
{
|
|
entry->current_pos = tmp_pos;
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_key_press (GtkWidget *widget,
|
|
GdkEventKey *event)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
|
|
if (!entry->editable)
|
|
return FALSE;
|
|
|
|
if (gtk_im_context_filter_keypress (entry->im_context, event))
|
|
{
|
|
entry->need_im_reset = TRUE;
|
|
return TRUE;
|
|
}
|
|
else if (GTK_WIDGET_CLASS (parent_class)->key_press_event (widget, event))
|
|
/* Activate key bindings
|
|
*/
|
|
return TRUE;
|
|
else if (event->keyval == GDK_Return)
|
|
{
|
|
gtk_widget_activate (widget);
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_focus_in (GtkWidget *widget,
|
|
GdkEventFocus *event)
|
|
{
|
|
g_return_val_if_fail (widget != NULL, FALSE);
|
|
g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
|
|
g_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
|
|
gtk_entry_draw_focus (widget);
|
|
gtk_entry_queue_draw (GTK_ENTRY (widget));
|
|
|
|
GTK_ENTRY (widget)->need_im_reset = TRUE;
|
|
gtk_im_context_focus_in (GTK_ENTRY (widget)->im_context);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_focus_out (GtkWidget *widget,
|
|
GdkEventFocus *event)
|
|
{
|
|
g_return_val_if_fail (widget != NULL, FALSE);
|
|
g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
|
|
g_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
|
|
gtk_entry_draw_focus (widget);
|
|
gtk_entry_queue_draw (GTK_ENTRY (widget));
|
|
|
|
GTK_ENTRY (widget)->need_im_reset = TRUE;
|
|
gtk_im_context_focus_out (GTK_ENTRY (widget)->im_context);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_direction_changed (GtkWidget *widget,
|
|
GtkTextDirection previous_dir)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
|
|
gtk_entry_recompute (entry);
|
|
|
|
GTK_WIDGET_CLASS (parent_class)->direction_changed (widget, previous_dir);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_state_changed (GtkWidget *widget,
|
|
GtkStateType previous_state)
|
|
{
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (widget));
|
|
|
|
if (GTK_WIDGET_REALIZED (widget))
|
|
{
|
|
gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
gdk_window_set_background (GTK_ENTRY (widget)->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
}
|
|
|
|
gtk_widget_queue_clear (widget);
|
|
}
|
|
|
|
/* GtkEditable method implementations
|
|
*/
|
|
static void
|
|
gtk_entry_insert_text (GtkEditable *editable,
|
|
const gchar *new_text,
|
|
gint new_text_length,
|
|
gint *position)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (editable);
|
|
gchar buf[64];
|
|
gchar *text;
|
|
|
|
if (*position < 0 || *position > entry->text_length)
|
|
*position = entry->text_length;
|
|
|
|
g_object_ref (G_OBJECT (editable));
|
|
|
|
if (new_text_length <= 63)
|
|
text = buf;
|
|
else
|
|
text = g_new (gchar, new_text_length + 1);
|
|
|
|
text[new_text_length] = '\0';
|
|
strncpy (text, new_text, new_text_length);
|
|
|
|
gtk_signal_emit (GTK_OBJECT (editable), signals[INSERT_TEXT], text, new_text_length, position);
|
|
gtk_signal_emit (GTK_OBJECT (editable), signals[CHANGED]);
|
|
|
|
if (new_text_length > 63)
|
|
g_free (text);
|
|
|
|
g_object_unref (G_OBJECT (editable));
|
|
}
|
|
|
|
static void
|
|
gtk_entry_delete_text (GtkEditable *editable,
|
|
gint start_pos,
|
|
gint end_pos)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (editable);
|
|
|
|
if (end_pos < 0 || end_pos > entry->text_length)
|
|
end_pos = entry->text_length;
|
|
if (start_pos < 0)
|
|
start_pos = 0;
|
|
if (start_pos > end_pos)
|
|
start_pos = end_pos;
|
|
|
|
g_object_ref (G_OBJECT (editable));
|
|
|
|
gtk_signal_emit (GTK_OBJECT (editable), signals[DELETE_TEXT], start_pos, end_pos);
|
|
gtk_signal_emit (GTK_OBJECT (editable), signals[CHANGED]);
|
|
|
|
g_object_unref (G_OBJECT (editable));
|
|
}
|
|
|
|
static gchar *
|
|
gtk_entry_get_chars (GtkEditable *editable,
|
|
gint start_pos,
|
|
gint end_pos)
|
|
{
|
|
GtkEntry *entry;
|
|
gint start_index, end_index;
|
|
|
|
g_return_val_if_fail (editable != NULL, NULL);
|
|
g_return_val_if_fail (GTK_IS_ENTRY (editable), NULL);
|
|
|
|
entry = GTK_ENTRY (editable);
|
|
|
|
if (end_pos < 0)
|
|
end_pos = entry->text_length;
|
|
|
|
start_pos = MIN (entry->text_length, start_pos);
|
|
end_pos = MIN (entry->text_length, end_pos);
|
|
|
|
start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
|
|
end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
|
|
|
|
return g_strndup (entry->text + start_index, end_index - start_index);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_real_set_position (GtkEditable *editable,
|
|
gint position)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (editable);
|
|
|
|
if (position < 0 || position > entry->text_length)
|
|
position = entry->text_length;
|
|
|
|
if (position != entry->current_pos)
|
|
{
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
entry->current_pos = entry->selection_bound = position;
|
|
gtk_entry_recompute (entry);
|
|
|
|
g_object_notify (G_OBJECT (entry), "text_position");
|
|
}
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_get_position (GtkEditable *editable)
|
|
{
|
|
return GTK_ENTRY (editable)->current_pos;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_set_selection_bounds (GtkEditable *editable,
|
|
gint start,
|
|
gint end)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (editable);
|
|
|
|
if (start < 0)
|
|
start = entry->text_length;
|
|
if (end < 0)
|
|
end = entry->text_length;
|
|
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
entry->selection_bound = MIN (start, entry->text_length);
|
|
entry->current_pos = MIN (end, entry->text_length);
|
|
|
|
gtk_entry_update_primary_selection (entry);
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
static gboolean
|
|
gtk_entry_get_selection_bounds (GtkEditable *editable,
|
|
gint *start,
|
|
gint *end)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (editable);
|
|
|
|
*start = entry->selection_bound;
|
|
*end = entry->current_pos;
|
|
|
|
return (entry->selection_bound != entry->current_pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_style_set (GtkWidget *widget,
|
|
GtkStyle *previous_style)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (widget);
|
|
|
|
if (previous_style && GTK_WIDGET_REALIZED (widget))
|
|
{
|
|
gtk_entry_recompute (entry);
|
|
|
|
gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
gdk_window_set_background (entry->text_area, &widget->style->base[GTK_WIDGET_STATE (widget)]);
|
|
}
|
|
}
|
|
|
|
static char *
|
|
strstr_len (const char *haystack,
|
|
int haystack_len,
|
|
const char *needle)
|
|
{
|
|
int i;
|
|
|
|
g_return_val_if_fail (haystack != NULL, NULL);
|
|
g_return_val_if_fail (needle != NULL, NULL);
|
|
|
|
if (haystack_len < 0)
|
|
return strstr (haystack, needle);
|
|
else
|
|
{
|
|
const char *p = haystack;
|
|
int needle_len = strlen (needle);
|
|
const char *end = haystack + haystack_len - needle_len;
|
|
|
|
if (needle_len == 0)
|
|
return (char *)haystack;
|
|
|
|
while (*p && p <= end)
|
|
{
|
|
for (i = 0; i < needle_len; i++)
|
|
if (p[i] != needle[i])
|
|
goto next;
|
|
|
|
return (char *)p;
|
|
|
|
next:
|
|
p += needle_len;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* Default signal handlers
|
|
*/
|
|
static void
|
|
gtk_entry_real_insert_text (GtkEntry *entry,
|
|
const gchar *new_text,
|
|
gint new_text_length,
|
|
gint *position)
|
|
{
|
|
gint index;
|
|
gint n_chars;
|
|
gchar line_separator[7];
|
|
gint len;
|
|
gchar *p;
|
|
|
|
if (new_text_length < 0)
|
|
new_text_length = strlen (new_text);
|
|
|
|
/* We don't want to allow inserting paragraph delimeters
|
|
*/
|
|
pango_find_paragraph_boundary (new_text, new_text_length, &new_text_length, NULL);
|
|
|
|
/* Or line separators - this is really painful
|
|
*/
|
|
len = g_unichar_to_utf8 (0x2028, line_separator); /* 0x2028 == LS */
|
|
line_separator[len] = '\0';
|
|
|
|
p = strstr_len (new_text, new_text_length, line_separator);
|
|
if (p)
|
|
new_text_length = p - new_text;
|
|
|
|
n_chars = g_utf8_strlen (new_text, new_text_length);
|
|
if (entry->text_max_length > 0 && n_chars + entry->text_length > entry->text_max_length)
|
|
{
|
|
gdk_beep ();
|
|
n_chars = entry->text_max_length - entry->text_length;
|
|
}
|
|
|
|
if (new_text_length + entry->n_bytes + 1 > entry->text_size)
|
|
{
|
|
while (new_text_length + entry->n_bytes + 1 > entry->text_size)
|
|
{
|
|
if (entry->text_size == 0)
|
|
entry->text_size = MIN_SIZE;
|
|
else
|
|
{
|
|
if (2 * (guint)entry->text_size < MAX_SIZE &&
|
|
2 * (guint)entry->text_size > entry->text_size)
|
|
entry->text_size *= 2;
|
|
else
|
|
{
|
|
entry->text_size = MAX_SIZE;
|
|
new_text_length = entry->text_size - new_text_length - 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
entry->text = g_realloc (entry->text, entry->text_size);
|
|
}
|
|
|
|
index = g_utf8_offset_to_pointer (entry->text, *position) - entry->text;
|
|
|
|
g_memmove (entry->text + index + new_text_length, entry->text + index, entry->n_bytes - index);
|
|
memcpy (entry->text + index, new_text, new_text_length);
|
|
|
|
entry->n_bytes += new_text_length;
|
|
entry->text_length += n_chars;
|
|
|
|
/* NUL terminate for safety and convenience */
|
|
entry->text[entry->n_bytes] = '\0';
|
|
|
|
if (entry->current_pos > *position)
|
|
entry->current_pos += n_chars;
|
|
|
|
if (entry->selection_bound > *position)
|
|
entry->selection_bound += n_chars;
|
|
|
|
*position += n_chars;
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_real_delete_text (GtkEntry *entry,
|
|
gint start_pos,
|
|
gint end_pos)
|
|
{
|
|
if (start_pos < 0)
|
|
start_pos = 0;
|
|
if (end_pos < 0 || end_pos > entry->text_length)
|
|
end_pos = entry->text_length;
|
|
|
|
if (start_pos < end_pos)
|
|
{
|
|
gint start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
|
|
gint end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
|
|
|
|
g_memmove (entry->text + start_index, entry->text + end_index, entry->n_bytes + 1 - end_index);
|
|
entry->text_length -= (end_pos - start_pos);
|
|
entry->n_bytes -= (end_index - start_index);
|
|
|
|
if (entry->current_pos > start_pos)
|
|
entry->current_pos -= MIN (entry->current_pos, end_pos) - start_pos;
|
|
|
|
if (entry->selection_bound > start_pos)
|
|
entry->selection_bound -= MIN (entry->selection_bound, end_pos) - start_pos;
|
|
}
|
|
|
|
/* We might have deleted the selection
|
|
*/
|
|
gtk_entry_update_primary_selection (entry);
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_entry_move_cursor (GtkEntry *entry,
|
|
GtkMovementStep step,
|
|
gint count,
|
|
gboolean extend_selection)
|
|
{
|
|
gint new_pos = entry->current_pos;
|
|
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
switch (step)
|
|
{
|
|
case GTK_MOVEMENT_LOGICAL_POSITIONS:
|
|
new_pos = CLAMP (new_pos + count, 0, entry->text_length);
|
|
break;
|
|
case GTK_MOVEMENT_VISUAL_POSITIONS:
|
|
new_pos = gtk_entry_move_visually (entry, new_pos, count);
|
|
break;
|
|
case GTK_MOVEMENT_WORDS:
|
|
while (count > 0)
|
|
{
|
|
new_pos = gtk_entry_move_forward_word (entry, new_pos);
|
|
count--;
|
|
}
|
|
while (count < 0)
|
|
{
|
|
new_pos = gtk_entry_move_backward_word (entry, new_pos);
|
|
count++;
|
|
}
|
|
break;
|
|
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
|
|
case GTK_MOVEMENT_PARAGRAPH_ENDS:
|
|
case GTK_MOVEMENT_BUFFER_ENDS:
|
|
new_pos = count < 0 ? 0 : entry->text_length;
|
|
break;
|
|
case GTK_MOVEMENT_DISPLAY_LINES:
|
|
case GTK_MOVEMENT_PARAGRAPHS:
|
|
case GTK_MOVEMENT_PAGES:
|
|
break;
|
|
}
|
|
|
|
if (extend_selection)
|
|
gtk_editable_select_region (GTK_EDITABLE (entry), entry->selection_bound, new_pos);
|
|
else
|
|
gtk_editable_set_position (GTK_EDITABLE (entry), new_pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_insert_at_cursor (GtkEntry *entry,
|
|
const gchar *str)
|
|
{
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
gint pos = entry->current_pos;
|
|
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
gtk_editable_insert_text (editable, str, -1, &pos);
|
|
gtk_editable_set_position (editable, pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_delete_from_cursor (GtkEntry *entry,
|
|
GtkDeleteType type,
|
|
gint count)
|
|
{
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
gint start_pos = entry->current_pos;
|
|
gint end_pos = entry->current_pos;
|
|
|
|
gtk_entry_reset_im_context (entry);
|
|
|
|
if (!entry->editable)
|
|
return;
|
|
|
|
if (entry->selection_bound != entry->current_pos)
|
|
{
|
|
gtk_editable_delete_selection (editable);
|
|
return;
|
|
}
|
|
|
|
switch (type)
|
|
{
|
|
case GTK_DELETE_CHARS:
|
|
end_pos = entry->current_pos + count;
|
|
gtk_editable_delete_text (editable, MIN (start_pos, end_pos), MAX (start_pos, end_pos));
|
|
break;
|
|
case GTK_DELETE_WORDS:
|
|
if (count < 0)
|
|
{
|
|
/* Move to end of current word, or if not on a word, end of previous word */
|
|
end_pos = gtk_entry_move_backward_word (entry, end_pos);
|
|
end_pos = gtk_entry_move_forward_word (entry, end_pos);
|
|
}
|
|
else if (count > 0)
|
|
{
|
|
/* Move to beginning of current word, or if not on a word, begining of next word */
|
|
start_pos = gtk_entry_move_forward_word (entry, start_pos);
|
|
start_pos = gtk_entry_move_backward_word (entry, start_pos);
|
|
}
|
|
|
|
/* Fall through */
|
|
case GTK_DELETE_WORD_ENDS:
|
|
while (count < 0)
|
|
{
|
|
start_pos = gtk_entry_move_backward_word (entry, start_pos);
|
|
count++;
|
|
}
|
|
while (count > 0)
|
|
{
|
|
end_pos = gtk_entry_move_forward_word (entry, end_pos);
|
|
count--;
|
|
}
|
|
gtk_editable_delete_text (editable, start_pos, end_pos);
|
|
break;
|
|
case GTK_DELETE_DISPLAY_LINE_ENDS:
|
|
case GTK_DELETE_PARAGRAPH_ENDS:
|
|
if (count < 0)
|
|
gtk_editable_delete_text (editable, 0, entry->current_pos);
|
|
else
|
|
gtk_editable_delete_text (editable, entry->current_pos, -1);
|
|
break;
|
|
case GTK_DELETE_DISPLAY_LINES:
|
|
case GTK_DELETE_PARAGRAPHS:
|
|
gtk_editable_delete_text (editable, 0, -1);
|
|
break;
|
|
case GTK_DELETE_WHITESPACE:
|
|
gtk_entry_delete_whitespace (entry);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_copy_clipboard (GtkEntry *entry)
|
|
{
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
gint start, end;
|
|
|
|
if (gtk_editable_get_selection_bounds (editable, &start, &end))
|
|
{
|
|
gchar *str = gtk_entry_get_public_chars (entry, start, end);
|
|
gtk_clipboard_set_text (gtk_clipboard_get (GDK_NONE), str, -1);
|
|
g_free (str);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_cut_clipboard (GtkEntry *entry)
|
|
{
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
gint start, end;
|
|
|
|
gtk_entry_copy_clipboard (entry);
|
|
if (gtk_editable_get_selection_bounds (editable, &start, &end))
|
|
gtk_editable_delete_text (editable, start, end);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_paste_clipboard (GtkEntry *entry)
|
|
{
|
|
gtk_entry_paste (entry, GDK_NONE);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_toggle_overwrite (GtkEntry *entry)
|
|
{
|
|
entry->overwrite_mode = !entry->overwrite_mode;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_real_activate (GtkEntry *entry)
|
|
{
|
|
GtkWindow *window;
|
|
GtkWidget *widget;
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
if (entry->activates_default)
|
|
{
|
|
window = (GtkWindow *) gtk_widget_get_ancestor (widget, GTK_TYPE_WINDOW);
|
|
|
|
if (window &&
|
|
window->default_widget != widget)
|
|
gtk_window_activate_default (window);
|
|
}
|
|
}
|
|
|
|
/* IM Context Callbacks
|
|
*/
|
|
|
|
static void
|
|
gtk_entry_commit_cb (GtkIMContext *context,
|
|
const gchar *str,
|
|
GtkEntry *entry)
|
|
{
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
gint tmp_pos = entry->current_pos;
|
|
|
|
gtk_editable_delete_selection (editable);
|
|
|
|
gtk_editable_insert_text (editable, str, strlen (str), &tmp_pos);
|
|
gtk_editable_set_position (editable, tmp_pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_preedit_changed_cb (GtkIMContext *context,
|
|
GtkEntry *entry)
|
|
{
|
|
gchar *preedit_string;
|
|
gint cursor_pos;
|
|
|
|
gtk_im_context_get_preedit_string (entry->im_context,
|
|
&preedit_string, NULL,
|
|
&cursor_pos);
|
|
entry->preedit_length = strlen (preedit_string);
|
|
cursor_pos = CLAMP (cursor_pos, 0, g_utf8_strlen (preedit_string, -1));
|
|
entry->preedit_cursor = cursor_pos;
|
|
g_free (preedit_string);
|
|
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
/* Internal functions
|
|
*/
|
|
|
|
static void
|
|
gtk_entry_reset_layout (GtkEntry *entry)
|
|
{
|
|
if (entry->cached_layout)
|
|
{
|
|
g_object_unref (G_OBJECT (entry->cached_layout));
|
|
entry->cached_layout = NULL;
|
|
}
|
|
}
|
|
|
|
static void
|
|
update_im_cursor_location (GtkEntry *entry)
|
|
{
|
|
GdkRectangle area;
|
|
gint strong_x;
|
|
gint strong_xoffset;
|
|
gint x, y, area_width, area_height;
|
|
|
|
gtk_entry_get_cursor_locations (entry, CURSOR_STANDARD, &strong_x, NULL)
|
|
;
|
|
get_text_area_size (entry, &x, &y, &area_width, &area_height);
|
|
|
|
strong_xoffset = strong_x - entry->scroll_offset;
|
|
if (strong_xoffset < 0)
|
|
{
|
|
strong_xoffset = 0;
|
|
}
|
|
else if (strong_xoffset > area_width)
|
|
{
|
|
strong_xoffset = area_width;
|
|
}
|
|
area.x = x + strong_xoffset;
|
|
area.y = y + area_height;
|
|
area.width = area_width;
|
|
area.height = area_height;
|
|
|
|
gtk_im_context_set_cursor_location (entry->im_context, &area);
|
|
}
|
|
|
|
static gboolean
|
|
recompute_idle_func (gpointer data)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (data);
|
|
|
|
gtk_entry_adjust_scroll (entry);
|
|
gtk_entry_queue_draw (entry);
|
|
|
|
entry->recompute_idle = FALSE;
|
|
|
|
update_im_cursor_location (entry);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_recompute (GtkEntry *entry)
|
|
{
|
|
gtk_entry_reset_layout (entry);
|
|
|
|
if (!entry->recompute_idle)
|
|
{
|
|
entry->recompute_idle = g_idle_add_full (G_PRIORITY_HIGH_IDLE + 15, /* between resize and redraw */
|
|
recompute_idle_func, entry, NULL);
|
|
}
|
|
}
|
|
|
|
static void
|
|
append_char (GString *str,
|
|
gunichar ch,
|
|
gint count)
|
|
{
|
|
gint i;
|
|
gint char_len;
|
|
gchar buf[7];
|
|
|
|
char_len = g_unichar_to_utf8 (ch, buf);
|
|
|
|
i = 0;
|
|
while (i < count)
|
|
{
|
|
g_string_append_len (str, buf, char_len);
|
|
++i;
|
|
}
|
|
}
|
|
|
|
static PangoLayout *
|
|
gtk_entry_create_layout (GtkEntry *entry,
|
|
gboolean include_preedit)
|
|
{
|
|
PangoLayout *layout = gtk_widget_create_pango_layout (GTK_WIDGET (entry), NULL);
|
|
PangoAttrList *tmp_attrs = pango_attr_list_new ();
|
|
|
|
gchar *preedit_string = NULL;
|
|
gint preedit_length = 0;
|
|
PangoAttrList *preedit_attrs = NULL;
|
|
|
|
if (include_preedit)
|
|
{
|
|
gtk_im_context_get_preedit_string (entry->im_context,
|
|
&preedit_string, &preedit_attrs, NULL);
|
|
preedit_length = entry->preedit_length;
|
|
}
|
|
|
|
if (preedit_length)
|
|
{
|
|
GString *tmp_string = g_string_new (NULL);
|
|
|
|
gint cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
|
|
|
|
if (entry->visible)
|
|
{
|
|
g_string_prepend_len (tmp_string, entry->text, entry->n_bytes);
|
|
g_string_insert (tmp_string, cursor_index, preedit_string);
|
|
}
|
|
else
|
|
{
|
|
gint ch_len;
|
|
gint preedit_len_chars;
|
|
gunichar invisible_char;
|
|
|
|
ch_len = g_utf8_strlen (entry->text, entry->n_bytes);
|
|
preedit_len_chars = g_utf8_strlen (preedit_string, -1);
|
|
ch_len += preedit_len_chars;
|
|
|
|
if (entry->invisible_char != 0)
|
|
invisible_char = entry->invisible_char;
|
|
else
|
|
invisible_char = ' '; /* just pick a char */
|
|
|
|
append_char (tmp_string, invisible_char, ch_len);
|
|
|
|
/* Fix cursor index to point to invisible char corresponding
|
|
* to the preedit, fix preedit_length to be the length of
|
|
* the invisible chars representing the preedit
|
|
*/
|
|
cursor_index =
|
|
g_utf8_offset_to_pointer (tmp_string->str, entry->current_pos) -
|
|
tmp_string->str;
|
|
preedit_length =
|
|
preedit_len_chars *
|
|
g_unichar_to_utf8 (invisible_char, NULL);
|
|
}
|
|
|
|
pango_layout_set_text (layout, tmp_string->str, tmp_string->len);
|
|
|
|
pango_attr_list_splice (tmp_attrs, preedit_attrs,
|
|
cursor_index, preedit_length);
|
|
|
|
g_string_free (tmp_string, TRUE);
|
|
}
|
|
else
|
|
{
|
|
if (entry->visible)
|
|
{
|
|
pango_layout_set_text (layout, entry->text, entry->n_bytes);
|
|
}
|
|
else
|
|
{
|
|
GString *str = g_string_new (NULL);
|
|
gunichar invisible_char;
|
|
|
|
if (entry->invisible_char != 0)
|
|
invisible_char = entry->invisible_char;
|
|
else
|
|
invisible_char = ' '; /* just pick a char */
|
|
|
|
append_char (str, invisible_char, entry->text_length);
|
|
pango_layout_set_text (layout, str->str, str->len);
|
|
g_string_free (str, TRUE);
|
|
}
|
|
}
|
|
|
|
pango_layout_set_attributes (layout, tmp_attrs);
|
|
|
|
if (preedit_string)
|
|
g_free (preedit_string);
|
|
if (preedit_attrs)
|
|
pango_attr_list_unref (preedit_attrs);
|
|
|
|
pango_attr_list_unref (tmp_attrs);
|
|
|
|
return layout;
|
|
}
|
|
|
|
static PangoLayout *
|
|
gtk_entry_get_layout (GtkEntry *entry,
|
|
gboolean include_preedit)
|
|
{
|
|
if (entry->preedit_length > 0 &&
|
|
!include_preedit != !entry->cache_includes_preedit)
|
|
gtk_entry_reset_layout (entry);
|
|
|
|
if (!entry->cached_layout)
|
|
{
|
|
entry->cached_layout = gtk_entry_create_layout (entry, include_preedit);
|
|
entry->cache_includes_preedit = include_preedit;
|
|
}
|
|
|
|
g_object_ref (G_OBJECT (entry->cached_layout));
|
|
return entry->cached_layout;
|
|
}
|
|
|
|
static void
|
|
get_layout_position (GtkEntry *entry,
|
|
gint *x,
|
|
gint *y)
|
|
{
|
|
PangoLayout *layout;
|
|
PangoRectangle logical_rect;
|
|
gint area_width, area_height;
|
|
gint y_pos;
|
|
PangoLayoutLine *line;
|
|
|
|
layout = gtk_entry_get_layout (entry, TRUE);
|
|
|
|
get_text_area_size (entry, NULL, NULL, &area_width, &area_height);
|
|
|
|
area_height = PANGO_SCALE * (area_height - 2 * INNER_BORDER);
|
|
|
|
line = pango_layout_get_lines (layout)->data;
|
|
pango_layout_line_get_extents (line, NULL, &logical_rect);
|
|
|
|
/* Align primarily for locale's ascent/descent */
|
|
y_pos = ((area_height - entry->ascent - entry->descent) / 2 +
|
|
entry->ascent + logical_rect.y);
|
|
|
|
/* Now see if we need to adjust to fit in actual drawn string */
|
|
if (logical_rect.height > area_height)
|
|
y_pos = (area_height - logical_rect.height) / 2;
|
|
else if (y_pos < 0)
|
|
y_pos = 0;
|
|
else if (y_pos + logical_rect.height > area_height)
|
|
y_pos = area_height - logical_rect.height;
|
|
|
|
y_pos = INNER_BORDER + y_pos / PANGO_SCALE;
|
|
|
|
if (x)
|
|
*x = INNER_BORDER - entry->scroll_offset;
|
|
|
|
if (y)
|
|
*y = y_pos;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_draw_text (GtkEntry *entry)
|
|
{
|
|
GtkWidget *widget;
|
|
PangoLayoutLine *line;
|
|
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (!entry->visible && entry->invisible_char == 0)
|
|
return;
|
|
|
|
if (GTK_WIDGET_DRAWABLE (entry))
|
|
{
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, TRUE);
|
|
gint area_width, area_height;
|
|
gint x, y;
|
|
gint start_pos, end_pos;
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
get_layout_position (entry, &x, &y);
|
|
|
|
get_text_area_size (entry, NULL, NULL, &area_width, &area_height);
|
|
|
|
gtk_paint_flat_box (widget->style, entry->text_area,
|
|
GTK_WIDGET_STATE(widget), GTK_SHADOW_NONE,
|
|
NULL, widget, "entry_bg",
|
|
0, 0, area_width, area_height);
|
|
|
|
gdk_draw_layout (entry->text_area, widget->style->text_gc [widget->state],
|
|
x, y,
|
|
layout);
|
|
|
|
if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start_pos, &end_pos))
|
|
{
|
|
gint *ranges;
|
|
gint n_ranges, i;
|
|
PangoRectangle logical_rect;
|
|
gint start_index = g_utf8_offset_to_pointer (entry->text, start_pos) - entry->text;
|
|
gint end_index = g_utf8_offset_to_pointer (entry->text, end_pos) - entry->text;
|
|
GdkRegion *clip_region = gdk_region_new ();
|
|
|
|
line = pango_layout_get_lines (layout)->data;
|
|
|
|
pango_layout_line_get_x_ranges (line, start_index, end_index, &ranges, &n_ranges);
|
|
|
|
pango_layout_get_extents (layout, NULL, &logical_rect);
|
|
|
|
for (i=0; i < n_ranges; i++)
|
|
{
|
|
GdkRectangle rect;
|
|
|
|
rect.x = INNER_BORDER - entry->scroll_offset + ranges[2*i] / PANGO_SCALE;
|
|
rect.y = y;
|
|
rect.width = (ranges[2*i + 1] - ranges[2*i]) / PANGO_SCALE;
|
|
rect.height = logical_rect.height / PANGO_SCALE;
|
|
|
|
gdk_draw_rectangle (entry->text_area, widget->style->bg_gc [GTK_STATE_SELECTED], TRUE,
|
|
rect.x, rect.y, rect.width, rect.height);
|
|
|
|
gdk_region_union_with_rect (clip_region, &rect);
|
|
}
|
|
|
|
gdk_gc_set_clip_region (widget->style->fg_gc [GTK_STATE_SELECTED], clip_region);
|
|
gdk_draw_layout (entry->text_area, widget->style->fg_gc [GTK_STATE_SELECTED],
|
|
x, y,
|
|
layout);
|
|
gdk_gc_set_clip_region (widget->style->fg_gc [GTK_STATE_SELECTED], NULL);
|
|
|
|
gdk_region_destroy (clip_region);
|
|
g_free (ranges);
|
|
}
|
|
|
|
g_object_unref (G_OBJECT (layout));
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_draw_cursor (GtkEntry *entry,
|
|
CursorType type)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (GTK_WIDGET_DRAWABLE (entry))
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (entry);
|
|
|
|
gint xoffset = INNER_BORDER - entry->scroll_offset;
|
|
gint strong_x, weak_x;
|
|
gint text_area_height;
|
|
|
|
gdk_window_get_size (entry->text_area, NULL, &text_area_height);
|
|
|
|
gtk_entry_get_cursor_locations (entry, type, &strong_x, &weak_x);
|
|
|
|
gdk_draw_line (entry->text_area, widget->style->bg_gc[GTK_STATE_SELECTED],
|
|
xoffset + strong_x, INNER_BORDER,
|
|
xoffset + strong_x, text_area_height - INNER_BORDER);
|
|
|
|
if (weak_x != strong_x)
|
|
gdk_draw_line (entry->text_area, widget->style->fg_gc[GTK_STATE_NORMAL],
|
|
xoffset + weak_x, INNER_BORDER,
|
|
xoffset + weak_x, text_area_height - INNER_BORDER);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_queue_draw (GtkEntry *entry)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (GTK_WIDGET_REALIZED (entry))
|
|
{
|
|
GdkRectangle rect = { 0 };
|
|
|
|
gdk_window_get_size (entry->text_area, &rect.width, &rect.height);
|
|
gdk_window_invalidate_rect (entry->text_area, &rect, FALSE);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_reset_im_context (GtkEntry *entry)
|
|
{
|
|
if (entry->need_im_reset)
|
|
{
|
|
entry->need_im_reset = 0;
|
|
gtk_im_context_reset (entry->im_context);
|
|
}
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_find_position (GtkEntry *entry,
|
|
gint x)
|
|
{
|
|
PangoLayout *layout;
|
|
PangoLayoutLine *line;
|
|
gint index;
|
|
gint pos;
|
|
gboolean trailing;
|
|
gint cursor_index = g_utf8_offset_to_pointer (entry->text, entry->current_pos) - entry->text;
|
|
|
|
layout = gtk_entry_get_layout (entry, TRUE);
|
|
|
|
line = pango_layout_get_lines (layout)->data;
|
|
pango_layout_line_x_to_index (line, x * PANGO_SCALE, &index, &trailing);
|
|
|
|
g_object_unref (G_OBJECT (layout));
|
|
|
|
if (index >= cursor_index && entry->preedit_length)
|
|
{
|
|
if (index >= cursor_index + entry->preedit_length)
|
|
index -= entry->preedit_length;
|
|
else
|
|
{
|
|
index = cursor_index;
|
|
trailing = 0;
|
|
}
|
|
}
|
|
|
|
pos = g_utf8_pointer_to_offset (entry->text, entry->text + index);
|
|
|
|
if (trailing)
|
|
pos += 1;
|
|
|
|
return pos;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_get_cursor_locations (GtkEntry *entry,
|
|
CursorType type,
|
|
gint *strong_x,
|
|
gint *weak_x)
|
|
{
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, TRUE);
|
|
const gchar *text;
|
|
PangoRectangle strong_pos, weak_pos;
|
|
gint index;
|
|
|
|
if (type == CURSOR_STANDARD)
|
|
{
|
|
text = pango_layout_get_text (layout);
|
|
index = g_utf8_offset_to_pointer (text, entry->current_pos + entry->preedit_cursor) - text;
|
|
}
|
|
else /* type == CURSOR_DND */
|
|
{
|
|
index = g_utf8_offset_to_pointer (entry->text, entry->dnd_position) - entry->text;
|
|
if (entry->dnd_position > entry->current_pos)
|
|
index += entry->preedit_length;
|
|
}
|
|
|
|
pango_layout_get_cursor_pos (layout, index, &strong_pos, &weak_pos);
|
|
g_object_unref (G_OBJECT (layout));
|
|
|
|
if (strong_x)
|
|
*strong_x = strong_pos.x / PANGO_SCALE;
|
|
|
|
if (weak_x)
|
|
*weak_x = weak_pos.x / PANGO_SCALE;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_adjust_scroll (GtkEntry *entry)
|
|
{
|
|
GtkWidget *widget;
|
|
gint min_offset, max_offset;
|
|
gint text_area_width;
|
|
gint strong_x, weak_x;
|
|
gint strong_xoffset, weak_xoffset;
|
|
PangoLayout *layout;
|
|
PangoLayoutLine *line;
|
|
PangoRectangle logical_rect;
|
|
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
if (!GTK_WIDGET_REALIZED (entry))
|
|
return;
|
|
|
|
gdk_window_get_size (entry->text_area, &text_area_width, NULL);
|
|
text_area_width -= 2 * INNER_BORDER;
|
|
|
|
layout = gtk_entry_get_layout (entry, TRUE);
|
|
line = pango_layout_get_lines (layout)->data;
|
|
|
|
pango_layout_line_get_extents (line, NULL, &logical_rect);
|
|
g_object_unref (G_OBJECT (layout));
|
|
|
|
/* Display as much text as we can */
|
|
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
|
|
{
|
|
min_offset = 0;
|
|
max_offset = MAX (min_offset, logical_rect.width / PANGO_SCALE - text_area_width);
|
|
}
|
|
else
|
|
{
|
|
max_offset = logical_rect.width / PANGO_SCALE - text_area_width;
|
|
min_offset = MIN (0, max_offset);
|
|
}
|
|
|
|
entry->scroll_offset = CLAMP (entry->scroll_offset, min_offset, max_offset);
|
|
|
|
/* And make sure cursors are on screen. Note that the cursor is
|
|
* actually drawn one pixel into the INNER_BORDER space on
|
|
* the right, when the scroll is at the utmost right. This
|
|
* looks better to to me than confining the cursor inside the
|
|
* border entirely, though it means that the cursor gets one
|
|
* pixel closer to the the edge of the widget on the right than
|
|
* on the left. This might need changing if one changed
|
|
* INNER_BORDER from 2 to 1, as one would do on a
|
|
* small-screen-real-estate display.
|
|
*
|
|
* We always make sure that the strong cursor is on screen, and
|
|
* put the weak cursor on screen if possible.
|
|
*/
|
|
|
|
gtk_entry_get_cursor_locations (entry, CURSOR_STANDARD, &strong_x, &weak_x);
|
|
|
|
strong_xoffset = strong_x - entry->scroll_offset;
|
|
|
|
if (strong_xoffset < 0)
|
|
{
|
|
entry->scroll_offset += strong_xoffset;
|
|
strong_xoffset = 0;
|
|
}
|
|
else if (strong_xoffset > text_area_width)
|
|
{
|
|
entry->scroll_offset += strong_xoffset - text_area_width;
|
|
strong_xoffset = text_area_width;
|
|
}
|
|
|
|
weak_xoffset = weak_x - entry->scroll_offset;
|
|
|
|
if (weak_xoffset < 0 && strong_xoffset - weak_xoffset <= text_area_width)
|
|
{
|
|
entry->scroll_offset += weak_xoffset;
|
|
}
|
|
else if (weak_xoffset > text_area_width &&
|
|
strong_xoffset - (weak_xoffset - text_area_width) >= 0)
|
|
{
|
|
entry->scroll_offset += weak_xoffset - text_area_width;
|
|
}
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_move_visually (GtkEntry *entry,
|
|
gint start,
|
|
gint count)
|
|
{
|
|
gint index;
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, FALSE);
|
|
const gchar *text;
|
|
|
|
text = pango_layout_get_text (layout);
|
|
|
|
index = g_utf8_offset_to_pointer (text, start) - text;
|
|
|
|
while (count != 0)
|
|
{
|
|
int new_index, new_trailing;
|
|
|
|
if (count > 0)
|
|
{
|
|
pango_layout_move_cursor_visually (layout, index, 0, 1, &new_index, &new_trailing);
|
|
count--;
|
|
}
|
|
else
|
|
{
|
|
pango_layout_move_cursor_visually (layout, index, 0, -1, &new_index, &new_trailing);
|
|
count++;
|
|
}
|
|
|
|
if (new_index < 0 || new_index == G_MAXINT)
|
|
break;
|
|
|
|
if (new_trailing)
|
|
index = g_utf8_next_char (entry->text + new_index) - entry->text;
|
|
else
|
|
index = new_index;
|
|
}
|
|
|
|
g_object_unref (G_OBJECT (layout));
|
|
|
|
return g_utf8_pointer_to_offset (text, text + index);
|
|
}
|
|
|
|
static gint
|
|
gtk_entry_move_forward_word (GtkEntry *entry,
|
|
gint start)
|
|
{
|
|
gint new_pos = start;
|
|
|
|
/* Prevent any leak of information */
|
|
if (!entry->visible)
|
|
{
|
|
new_pos = entry->text_length;
|
|
}
|
|
else if (entry->text && (new_pos < entry->text_length))
|
|
{
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, FALSE);
|
|
PangoLogAttr *log_attrs;
|
|
gint n_attrs;
|
|
|
|
pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
|
|
|
|
/* Find the next word end */
|
|
new_pos++;
|
|
while (new_pos < n_attrs && !log_attrs[new_pos].is_word_end)
|
|
new_pos++;
|
|
|
|
g_free (log_attrs);
|
|
g_object_unref (G_OBJECT (layout));
|
|
}
|
|
|
|
return new_pos;
|
|
}
|
|
|
|
|
|
static gint
|
|
gtk_entry_move_backward_word (GtkEntry *entry,
|
|
gint start)
|
|
{
|
|
gint new_pos = start;
|
|
|
|
/* Prevent any leak of information */
|
|
if (!entry->visible)
|
|
{
|
|
new_pos = 0;
|
|
}
|
|
else if (entry->text && start > 0)
|
|
{
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, FALSE);
|
|
PangoLogAttr *log_attrs;
|
|
gint n_attrs;
|
|
|
|
pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
|
|
|
|
new_pos = start - 1;
|
|
|
|
/* Find the previous word beginning */
|
|
while (new_pos > 0 && !log_attrs[new_pos].is_word_start)
|
|
new_pos--;
|
|
|
|
g_free (log_attrs);
|
|
g_object_unref (G_OBJECT (layout));
|
|
}
|
|
|
|
return new_pos;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_delete_whitespace (GtkEntry *entry)
|
|
{
|
|
PangoLayout *layout = gtk_entry_get_layout (entry, FALSE);
|
|
PangoLogAttr *log_attrs;
|
|
gint n_attrs;
|
|
gint start, end;
|
|
|
|
pango_layout_get_log_attrs (layout, &log_attrs, &n_attrs);
|
|
|
|
start = end = entry->current_pos;
|
|
|
|
while (start > 0 && log_attrs[start-1].is_white)
|
|
start--;
|
|
|
|
while (end < n_attrs && log_attrs[start-1].is_white)
|
|
end++;
|
|
|
|
g_free (log_attrs);
|
|
g_object_unref (G_OBJECT (layout));
|
|
|
|
if (start != end)
|
|
gtk_editable_delete_text (GTK_EDITABLE (entry), start, end);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_entry_select_word (GtkEntry *entry)
|
|
{
|
|
gint start_pos = gtk_entry_move_backward_word (entry, entry->current_pos);
|
|
gint end_pos = gtk_entry_move_forward_word (entry, entry->current_pos);
|
|
|
|
gtk_editable_select_region (GTK_EDITABLE (entry), start_pos, end_pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_select_line (GtkEntry *entry)
|
|
{
|
|
gtk_editable_select_region (GTK_EDITABLE (entry), 0, -1);
|
|
}
|
|
|
|
/*
|
|
* Like gtk_editable_get_chars, but if the editable is not
|
|
* visible, return asterisks; also convert result to UTF-8.
|
|
*/
|
|
static char *
|
|
gtk_entry_get_public_chars (GtkEntry *entry,
|
|
gint start,
|
|
gint end)
|
|
{
|
|
if (end < 0)
|
|
end = entry->text_length;
|
|
|
|
if (entry->visible)
|
|
return gtk_editable_get_chars (GTK_EDITABLE (entry), start, end);
|
|
else
|
|
{
|
|
gchar *str;
|
|
gint i;
|
|
gint n_chars = end - start;
|
|
|
|
str = g_malloc (n_chars + 1);
|
|
for (i = 0; i < n_chars; i++)
|
|
str[i] = '*';
|
|
str[i] = '\0';
|
|
|
|
return str;
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
paste_received (GtkClipboard *clipboard,
|
|
const gchar *text,
|
|
gpointer data)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (data);
|
|
GtkEditable *editable = GTK_EDITABLE (entry);
|
|
|
|
if (text)
|
|
{
|
|
gint pos = entry->current_pos;
|
|
|
|
gtk_editable_insert_text (editable, text, -1, &pos);
|
|
gtk_editable_set_position (editable, pos);
|
|
}
|
|
|
|
g_object_unref (G_OBJECT (entry));
|
|
}
|
|
|
|
static void
|
|
gtk_entry_paste (GtkEntry *entry,
|
|
GdkAtom selection)
|
|
{
|
|
g_object_ref (G_OBJECT (entry));
|
|
gtk_clipboard_request_text (gtk_clipboard_get (selection),
|
|
paste_received, entry);
|
|
}
|
|
|
|
static void
|
|
primary_get_cb (GtkClipboard *clipboard,
|
|
GtkSelectionData *selection_data,
|
|
guint info,
|
|
gpointer data)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (data);
|
|
gint start, end;
|
|
|
|
if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start, &end))
|
|
{
|
|
gchar *str = gtk_entry_get_public_chars (entry, start, end);
|
|
gtk_selection_data_set_text (selection_data, str);
|
|
g_free (str);
|
|
}
|
|
}
|
|
|
|
static void
|
|
primary_clear_cb (GtkClipboard *clipboard,
|
|
gpointer data)
|
|
{
|
|
GtkEntry *entry = GTK_ENTRY (data);
|
|
|
|
gtk_editable_select_region (GTK_EDITABLE (entry), entry->current_pos, entry->current_pos);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_update_primary_selection (GtkEntry *entry)
|
|
{
|
|
static const GtkTargetEntry targets[] = {
|
|
{ "UTF8_STRING", 0, 0 },
|
|
{ "STRING", 0, 0 },
|
|
{ "TEXT", 0, 0 },
|
|
{ "COMPOUND_TEXT", 0, 0 }
|
|
};
|
|
|
|
GtkClipboard *clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
|
|
gint start, end;
|
|
|
|
if (gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &start, &end))
|
|
{
|
|
if (!gtk_clipboard_set_with_owner (clipboard, targets, G_N_ELEMENTS (targets),
|
|
primary_get_cb, primary_clear_cb, G_OBJECT (entry)))
|
|
primary_clear_cb (clipboard, entry);
|
|
}
|
|
else
|
|
{
|
|
if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (entry))
|
|
gtk_clipboard_clear (clipboard);
|
|
}
|
|
}
|
|
|
|
/* Public API
|
|
*/
|
|
|
|
GtkWidget*
|
|
gtk_entry_new (void)
|
|
{
|
|
return GTK_WIDGET (gtk_type_new (GTK_TYPE_ENTRY));
|
|
}
|
|
|
|
GtkWidget*
|
|
gtk_entry_new_with_max_length (gint max)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
entry = gtk_type_new (GTK_TYPE_ENTRY);
|
|
entry->text_max_length = max;
|
|
|
|
return GTK_WIDGET (entry);
|
|
}
|
|
|
|
void
|
|
gtk_entry_set_text (GtkEntry *entry,
|
|
const gchar *text)
|
|
{
|
|
gint tmp_pos;
|
|
|
|
GtkEditable *editable;
|
|
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
g_return_if_fail (text != NULL);
|
|
|
|
editable = GTK_EDITABLE (entry);
|
|
|
|
gtk_editable_delete_text (GTK_EDITABLE(entry), 0, -1);
|
|
|
|
tmp_pos = 0;
|
|
gtk_editable_insert_text (editable, text, strlen (text), &tmp_pos);
|
|
}
|
|
|
|
void
|
|
gtk_entry_append_text (GtkEntry *entry,
|
|
const gchar *text)
|
|
{
|
|
gint tmp_pos;
|
|
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
g_return_if_fail (text != NULL);
|
|
|
|
tmp_pos = entry->text_length;
|
|
gtk_editable_insert_text (GTK_EDITABLE(entry), text, -1, &tmp_pos);
|
|
}
|
|
|
|
void
|
|
gtk_entry_prepend_text (GtkEntry *entry,
|
|
const gchar *text)
|
|
{
|
|
gint tmp_pos;
|
|
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
g_return_if_fail (text != NULL);
|
|
|
|
tmp_pos = 0;
|
|
gtk_editable_insert_text (GTK_EDITABLE(entry), text, -1, &tmp_pos);
|
|
}
|
|
|
|
void
|
|
gtk_entry_set_position (GtkEntry *entry,
|
|
gint position)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
gtk_editable_set_position (GTK_EDITABLE (entry), position);
|
|
}
|
|
|
|
void
|
|
gtk_entry_set_visibility (GtkEntry *entry,
|
|
gboolean visible)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
entry->visible = visible ? TRUE : FALSE;
|
|
g_object_notify (G_OBJECT (entry), "visibility");
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_set_invisible_char:
|
|
* @entry: a #GtkEntry
|
|
* @ch: a Unicode character
|
|
*
|
|
* Sets the character to use in place of the actual text when
|
|
* gtk_entry_set_visibility() has been called to set text visibility
|
|
* to %FALSE. i.e. this is the character used in "password mode" to
|
|
* show the user how many characters have been typed. The default
|
|
* invisible char is an asterisk ('*'). If you set the invisible char
|
|
* to 0, then the user will get no feedback at all; there will be
|
|
* no text on the screen as they type.
|
|
*
|
|
**/
|
|
void
|
|
gtk_entry_set_invisible_char (GtkEntry *entry,
|
|
gunichar ch)
|
|
{
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (ch == entry->invisible_char)
|
|
return;
|
|
|
|
entry->invisible_char = ch;
|
|
g_object_notify (G_OBJECT (entry), "invisible_char");
|
|
gtk_entry_recompute (entry);
|
|
}
|
|
|
|
void
|
|
gtk_entry_set_editable(GtkEntry *entry,
|
|
gboolean editable)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
gtk_editable_set_editable (GTK_EDITABLE (entry), editable);
|
|
}
|
|
|
|
G_CONST_RETURN gchar*
|
|
gtk_entry_get_text (GtkEntry *entry)
|
|
{
|
|
g_return_val_if_fail (entry != NULL, NULL);
|
|
g_return_val_if_fail (GTK_IS_ENTRY (entry), NULL);
|
|
|
|
return entry->text;
|
|
}
|
|
|
|
void
|
|
gtk_entry_select_region (GtkEntry *entry,
|
|
gint start,
|
|
gint end)
|
|
{
|
|
gtk_editable_select_region (GTK_EDITABLE (entry), start, end);
|
|
}
|
|
|
|
void
|
|
gtk_entry_set_max_length (GtkEntry *entry,
|
|
gint max)
|
|
{
|
|
g_return_if_fail (entry != NULL);
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (max > 0 && entry->text_length > max)
|
|
gtk_editable_delete_text (GTK_EDITABLE(entry), max, -1);
|
|
|
|
entry->text_max_length = max;
|
|
g_object_notify (G_OBJECT (entry), "max_length");
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_set_activates_default:
|
|
* @entry: a #GtkEntry
|
|
* @setting: %TRUE to activate window's default widget on Enter keypress
|
|
*
|
|
* If @setting is %TRUE, pressing Enter in the @entry will activate the default
|
|
* widget for the window containing the entry. This usually means that
|
|
* the dialog box containing the entry will be closed, since the default
|
|
* widget is usually one of the dialog buttons.
|
|
*
|
|
* (For experts: if @setting is %TRUE, the entry calls
|
|
* gtk_window_activate_default() on the window containing the entry, in
|
|
* the default handler for the "activate" signal.)
|
|
*
|
|
**/
|
|
void
|
|
gtk_entry_set_activates_default (GtkEntry *entry,
|
|
gboolean setting)
|
|
{
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
setting = setting != FALSE;
|
|
|
|
if (setting != entry->activates_default)
|
|
{
|
|
entry->activates_default = setting;
|
|
g_object_notify (G_OBJECT (entry), "activates_default");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_get_activates_default:
|
|
* @entry: a #GtkEntry
|
|
*
|
|
* Retrieves the value set by gtk_entry_set_activates_default().
|
|
*
|
|
* Return value: %TRUE if the entry will activate the default widget
|
|
**/
|
|
gboolean
|
|
gtk_entry_get_activates_default (GtkEntry *entry)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_ENTRY (entry), FALSE);
|
|
|
|
return entry->activates_default;
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_set_width_chars:
|
|
* @entry: a #GtkEntry
|
|
* @n_chars: width in chars
|
|
*
|
|
* Changes the size request of the entry to be about the right size
|
|
* for @n_chars characters. Note that it changes the size
|
|
* <emphasize>request</emphasize>, the size can still be affected by
|
|
* how you pack the widget into containers. If @n_chars is -1, the
|
|
* size reverts to the default entry size.
|
|
*
|
|
**/
|
|
void
|
|
gtk_entry_set_width_chars (GtkEntry *entry,
|
|
gint n_chars)
|
|
{
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
if (entry->width_chars != n_chars)
|
|
{
|
|
entry->width_chars = n_chars;
|
|
g_object_notify (G_OBJECT (entry), "width_chars");
|
|
gtk_widget_queue_resize (GTK_WIDGET (entry));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_get_width_chars:
|
|
* @entry: a #GtkEntry
|
|
*
|
|
* Gets the value set by gtk_entry_set_width_chars().
|
|
*
|
|
* Return value: number of chars to request space for, or negative if unset
|
|
**/
|
|
gint
|
|
gtk_entry_get_width_chars (GtkEntry *entry)
|
|
{
|
|
return entry->width_chars;
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_set_has_frame:
|
|
* @entry: a #GtkEntry
|
|
* @setting: new value
|
|
*
|
|
* Sets whether the entry has a beveled frame around it.
|
|
**/
|
|
void
|
|
gtk_entry_set_has_frame (GtkEntry *entry,
|
|
gboolean setting)
|
|
{
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
setting = (setting != FALSE);
|
|
|
|
if (entry->has_frame != setting)
|
|
gtk_widget_queue_resize (GTK_WIDGET (entry));
|
|
|
|
entry->has_frame = setting;
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_get_has_frame:
|
|
* @entry: a #GtkEntry
|
|
*
|
|
* Gets the value set by gtk_entry_set_has_frame().
|
|
*
|
|
* Return value: whether the entry has a beveled frame
|
|
**/
|
|
gboolean
|
|
gtk_entry_get_has_frame (GtkEntry *entry)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_ENTRY (entry), FALSE);
|
|
|
|
return entry->has_frame;
|
|
}
|
|
|
|
/**
|
|
* gtk_entry_get_layout_offsets:
|
|
* @entry: a #GtkEntry
|
|
* @x: location to store X coordinate of layout
|
|
* @y: location to store Y coordinate of layout
|
|
*
|
|
* Obtains the position of the #PangoLayout used to render text
|
|
* in the entry, in widget coordinates. Useful if you want to line
|
|
* up the text in an entry with some other text, e.g. when using the
|
|
* entry to implement editable cells in a sheet widget.
|
|
*
|
|
**/
|
|
void
|
|
gtk_entry_get_layout_offsets (GtkEntry *entry,
|
|
gint *x,
|
|
gint *y)
|
|
{
|
|
gint text_area_x, text_area_y;
|
|
|
|
g_return_if_fail (GTK_IS_ENTRY (entry));
|
|
|
|
/* this gets coords relative to text area */
|
|
get_layout_position (entry, x, y);
|
|
|
|
/* convert to widget coords */
|
|
get_text_area_size (entry, &text_area_x, &text_area_y, NULL, NULL);
|
|
|
|
if (x)
|
|
*x += text_area_x;
|
|
|
|
if (y)
|
|
*y += text_area_y;
|
|
}
|
|
|
|
/* Quick hack of a popup menu
|
|
*/
|
|
static void
|
|
activate_cb (GtkWidget *menuitem,
|
|
GtkEntry *entry)
|
|
{
|
|
const gchar *signal = gtk_object_get_data (GTK_OBJECT (menuitem), "gtk-signal");
|
|
gtk_signal_emit_by_name (GTK_OBJECT (entry), signal);
|
|
}
|
|
|
|
|
|
static gboolean
|
|
gtk_entry_activate_mnemonic (GtkWidget *widget,
|
|
gboolean group_cycling)
|
|
{
|
|
gtk_widget_grab_focus (widget);
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
append_action_signal (GtkEntry *entry,
|
|
GtkWidget *menu,
|
|
const gchar *label,
|
|
const gchar *signal,
|
|
gboolean sensitive)
|
|
{
|
|
GtkWidget *menuitem = gtk_menu_item_new_with_label (label);
|
|
|
|
gtk_object_set_data (GTK_OBJECT (menuitem), "gtk-signal", (char *)signal);
|
|
gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
|
|
GTK_SIGNAL_FUNC (activate_cb), entry);
|
|
|
|
gtk_widget_set_sensitive (menuitem, sensitive);
|
|
|
|
gtk_widget_show (menuitem);
|
|
gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
|
|
}
|
|
|
|
static void
|
|
popup_menu_detach (GtkWidget *attach_widget,
|
|
GtkMenu *menu)
|
|
{
|
|
GTK_ENTRY (attach_widget)->popup_menu = NULL;
|
|
}
|
|
|
|
static void
|
|
popup_position_func (GtkMenu *menu,
|
|
gint *x,
|
|
gint *y,
|
|
gboolean *push_in,
|
|
gpointer user_data)
|
|
{
|
|
GtkEntry *entry;
|
|
GtkWidget *widget;
|
|
GtkRequisition req;
|
|
|
|
entry = GTK_ENTRY (user_data);
|
|
widget = GTK_WIDGET (entry);
|
|
|
|
g_return_if_fail (GTK_WIDGET_REALIZED (entry));
|
|
|
|
gdk_window_get_origin (widget->window, x, y);
|
|
|
|
gtk_widget_size_request (entry->popup_menu, &req);
|
|
|
|
*x += widget->allocation.width / 2;
|
|
*y += widget->allocation.height;
|
|
|
|
*x = CLAMP (*x, 0, MAX (0, gdk_screen_width () - req.width));
|
|
*y = CLAMP (*y, 0, MAX (0, gdk_screen_height () - req.height));
|
|
}
|
|
|
|
static void
|
|
gtk_entry_do_popup (GtkEntry *entry,
|
|
GdkEventButton *event)
|
|
{
|
|
|
|
GtkWidget *menuitem;
|
|
GtkWidget *submenu;
|
|
gboolean have_selection;
|
|
|
|
if (entry->popup_menu)
|
|
gtk_widget_destroy (entry->popup_menu);
|
|
|
|
entry->popup_menu = gtk_menu_new ();
|
|
|
|
gtk_menu_attach_to_widget (GTK_MENU (entry->popup_menu),
|
|
GTK_WIDGET (entry),
|
|
popup_menu_detach);
|
|
|
|
have_selection = entry->current_pos != entry->selection_bound;
|
|
|
|
append_action_signal (entry, entry->popup_menu, _("Cut"), "cut_clipboard",
|
|
have_selection);
|
|
append_action_signal (entry, entry->popup_menu, _("Copy"), "copy_clipboard",
|
|
have_selection);
|
|
append_action_signal (entry, entry->popup_menu, _("Paste"), "paste_clipboard",
|
|
TRUE);
|
|
|
|
menuitem = gtk_separator_menu_item_new ();
|
|
gtk_widget_show (menuitem);
|
|
gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
|
|
|
|
menuitem = gtk_menu_item_new_with_label (_("Input Methods"));
|
|
gtk_widget_show (menuitem);
|
|
submenu = gtk_menu_new ();
|
|
gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
|
|
|
|
gtk_menu_shell_append (GTK_MENU_SHELL (entry->popup_menu), menuitem);
|
|
|
|
gtk_im_multicontext_append_menuitems (GTK_IM_MULTICONTEXT (entry->im_context),
|
|
GTK_MENU_SHELL (submenu));
|
|
|
|
gtk_signal_emit (GTK_OBJECT (entry),
|
|
signals[POPULATE_POPUP],
|
|
entry->popup_menu);
|
|
|
|
if (event)
|
|
gtk_menu_popup (GTK_MENU (entry->popup_menu), NULL, NULL,
|
|
NULL, NULL,
|
|
event->button, event->time);
|
|
else
|
|
gtk_menu_popup (GTK_MENU (entry->popup_menu), NULL, NULL,
|
|
popup_position_func, entry,
|
|
0, gtk_get_current_event_time ());
|
|
}
|
|
|
|
static void
|
|
gtk_entry_popup_menu (GtkWidget *widget)
|
|
{
|
|
gtk_entry_do_popup (GTK_ENTRY (widget), NULL);
|
|
}
|
|
|
|
static void
|
|
gtk_entry_drag_leave (GtkWidget *widget,
|
|
GdkDragContext *context,
|
|
guint time)
|
|
{
|
|
GtkEntry *entry;
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
entry->dnd_position = -1;
|
|
gtk_widget_queue_draw (widget);
|
|
}
|
|
|
|
static gboolean
|
|
gtk_entry_drag_motion (GtkWidget *widget,
|
|
GdkDragContext *context,
|
|
gint x,
|
|
gint y,
|
|
guint time)
|
|
{
|
|
GtkEntry *entry;
|
|
GtkWidget *source_widget;
|
|
GdkDragAction suggested_action;
|
|
gint new_position, old_position;
|
|
gint sel1, sel2;
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
|
|
x -= widget->style->xthickness;
|
|
y -= widget->style->ythickness;
|
|
|
|
old_position = entry->dnd_position;
|
|
new_position = gtk_entry_find_position (entry, x + entry->scroll_offset);
|
|
|
|
source_widget = gtk_drag_get_source_widget (context);
|
|
suggested_action = context->suggested_action;
|
|
|
|
if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (entry), &sel1, &sel2) ||
|
|
new_position < sel1 || new_position > sel2)
|
|
{
|
|
if (source_widget == widget)
|
|
{
|
|
/* Default to MOVE, unless the user has
|
|
* pressed ctrl or alt to affect available actions
|
|
*/
|
|
if ((context->actions & GDK_ACTION_MOVE) != 0)
|
|
suggested_action = GDK_ACTION_MOVE;
|
|
}
|
|
|
|
entry->dnd_position = new_position;
|
|
}
|
|
else
|
|
{
|
|
if (source_widget == widget)
|
|
suggested_action = 0; /* Can't drop in selection where drag started */
|
|
|
|
entry->dnd_position = -1;
|
|
}
|
|
|
|
gdk_drag_status (context, suggested_action, time);
|
|
|
|
if (entry->dnd_position != old_position)
|
|
gtk_widget_queue_draw (widget);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gtk_entry_drag_data_received (GtkWidget *widget,
|
|
GdkDragContext *context,
|
|
gint x,
|
|
gint y,
|
|
GtkSelectionData *selection_data,
|
|
guint info,
|
|
guint time)
|
|
{
|
|
GtkEntry *entry;
|
|
GtkEditable *editable;
|
|
gchar *str;
|
|
|
|
entry = GTK_ENTRY (widget);
|
|
editable = GTK_EDITABLE (widget);
|
|
|
|
str = gtk_selection_data_get_text (selection_data);
|
|
|
|
if (str)
|
|
{
|
|
gint new_position;
|
|
gint sel1, sel2;
|
|
|
|
new_position = gtk_entry_find_position (entry, x + entry->scroll_offset);
|
|
|
|
if (!gtk_editable_get_selection_bounds (editable, &sel1, &sel2) ||
|
|
new_position < sel1 || new_position > sel2)
|
|
{
|
|
gtk_editable_insert_text (editable, str, -1, &new_position);
|
|
}
|
|
else
|
|
{
|
|
/* Replacing selection */
|
|
gtk_editable_delete_text (editable, sel1, sel2);
|
|
gtk_editable_insert_text (editable, str, -1, &sel1);
|
|
}
|
|
|
|
g_free (str);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_entry_drag_data_get (GtkWidget *widget,
|
|
GdkDragContext *context,
|
|
GtkSelectionData *selection_data,
|
|
guint info,
|
|
guint time)
|
|
{
|
|
gint sel_start, sel_end;
|
|
|
|
GtkEditable *editable = GTK_EDITABLE (widget);
|
|
|
|
if (gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end))
|
|
{
|
|
gchar *str = gtk_editable_get_chars (editable, sel_start, sel_end);
|
|
|
|
gtk_selection_data_set_text (selection_data, str);
|
|
|
|
g_free (str);
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
gtk_entry_drag_data_delete (GtkWidget *widget,
|
|
GdkDragContext *context)
|
|
{
|
|
gint sel_start, sel_end;
|
|
|
|
GtkEditable *editable = GTK_EDITABLE (widget);
|
|
|
|
if (gtk_editable_get_selection_bounds (editable, &sel_start, &sel_end))
|
|
gtk_editable_delete_text (editable, sel_start, sel_end);
|
|
}
|