gtk2/gtk/gtkentry.h
Carlos Garcia Campos ef061c4e96 gtkentry: Add hinting to GtkEntry
gtk_entry_set_placeholder_text() makes the entry display the given text
when it is empty and unfocused. Based on previous patch by Alberto
Garcia.

https://bugzilla.gnome.org/show_bug.cgi?id=440963
2011-03-21 09:37:37 +01:00

284 lines
13 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* Copyright (C) 2004-2006 Christian Hammond
* Copyright (C) 2008 Cody Russell
* Copyright (C) 2008 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_ENTRY_H__
#define __GTK_ENTRY_H__
#include <gtk/gtkeditable.h>
#include <gtk/gtkimcontext.h>
#include <gtk/gtkmenu.h>
#include <gtk/gtkentrybuffer.h>
#include <gtk/gtkentrycompletion.h>
#include <gtk/gtkimage.h>
#include <gtk/gtkselection.h>
G_BEGIN_DECLS
#define GTK_TYPE_ENTRY (gtk_entry_get_type ())
#define GTK_ENTRY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_ENTRY, GtkEntry))
#define GTK_ENTRY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_ENTRY, GtkEntryClass))
#define GTK_IS_ENTRY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_ENTRY))
#define GTK_IS_ENTRY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_ENTRY))
#define GTK_ENTRY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_ENTRY, GtkEntryClass))
/**
* GtkEntryIconPosition:
* @GTK_ENTRY_ICON_PRIMARY: At the beginning of the entry (depending on the text direction).
* @GTK_ENTRY_ICON_SECONDARY: At the end of the entry (depending on the text direction).
*
* Specifies the side of the entry at which an icon is placed.
*
* Since: 2.16
*/
typedef enum
{
GTK_ENTRY_ICON_PRIMARY,
GTK_ENTRY_ICON_SECONDARY
} GtkEntryIconPosition;
typedef struct _GtkEntry GtkEntry;
typedef struct _GtkEntryPrivate GtkEntryPrivate;
typedef struct _GtkEntryClass GtkEntryClass;
struct _GtkEntry
{
/*< private >*/
GtkWidget parent_instance;
GtkEntryPrivate *priv;
};
struct _GtkEntryClass
{
GtkWidgetClass parent_class;
/* Hook to customize right-click popup */
void (* populate_popup) (GtkEntry *entry,
GtkMenu *menu);
/* Action signals
*/
void (* activate) (GtkEntry *entry);
void (* move_cursor) (GtkEntry *entry,
GtkMovementStep step,
gint count,
gboolean extend_selection);
void (* insert_at_cursor) (GtkEntry *entry,
const gchar *str);
void (* delete_from_cursor) (GtkEntry *entry,
GtkDeleteType type,
gint count);
void (* backspace) (GtkEntry *entry);
void (* cut_clipboard) (GtkEntry *entry);
void (* copy_clipboard) (GtkEntry *entry);
void (* paste_clipboard) (GtkEntry *entry);
void (* toggle_overwrite) (GtkEntry *entry);
/* hook to add other objects beside the entry (like in GtkSpinButton) */
void (* get_text_area_size) (GtkEntry *entry,
gint *x,
gint *y,
gint *width,
gint *height);
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
void (*_gtk_reserved5) (void);
void (*_gtk_reserved6) (void);
void (*_gtk_reserved7) (void);
void (*_gtk_reserved8) (void);
};
GType gtk_entry_get_type (void) G_GNUC_CONST;
GtkWidget* gtk_entry_new (void);
GtkWidget* gtk_entry_new_with_buffer (GtkEntryBuffer *buffer);
GtkEntryBuffer* gtk_entry_get_buffer (GtkEntry *entry);
void gtk_entry_set_buffer (GtkEntry *entry,
GtkEntryBuffer *buffer);
void gtk_entry_get_text_area (GtkEntry *entry,
GdkRectangle *text_area);
void gtk_entry_set_visibility (GtkEntry *entry,
gboolean visible);
gboolean gtk_entry_get_visibility (GtkEntry *entry);
void gtk_entry_set_invisible_char (GtkEntry *entry,
gunichar ch);
gunichar gtk_entry_get_invisible_char (GtkEntry *entry);
void gtk_entry_unset_invisible_char (GtkEntry *entry);
void gtk_entry_set_has_frame (GtkEntry *entry,
gboolean setting);
gboolean gtk_entry_get_has_frame (GtkEntry *entry);
void gtk_entry_set_inner_border (GtkEntry *entry,
const GtkBorder *border);
G_CONST_RETURN GtkBorder* gtk_entry_get_inner_border (GtkEntry *entry);
void gtk_entry_set_overwrite_mode (GtkEntry *entry,
gboolean overwrite);
gboolean gtk_entry_get_overwrite_mode (GtkEntry *entry);
/* text is truncated if needed */
void gtk_entry_set_max_length (GtkEntry *entry,
gint max);
gint gtk_entry_get_max_length (GtkEntry *entry);
guint16 gtk_entry_get_text_length (GtkEntry *entry);
void gtk_entry_set_activates_default (GtkEntry *entry,
gboolean setting);
gboolean gtk_entry_get_activates_default (GtkEntry *entry);
void gtk_entry_set_width_chars (GtkEntry *entry,
gint n_chars);
gint gtk_entry_get_width_chars (GtkEntry *entry);
/* Somewhat more convenient than the GtkEditable generic functions
*/
void gtk_entry_set_text (GtkEntry *entry,
const gchar *text);
/* returns a reference to the text */
G_CONST_RETURN gchar* gtk_entry_get_text (GtkEntry *entry);
PangoLayout* gtk_entry_get_layout (GtkEntry *entry);
void gtk_entry_get_layout_offsets (GtkEntry *entry,
gint *x,
gint *y);
void gtk_entry_set_alignment (GtkEntry *entry,
gfloat xalign);
gfloat gtk_entry_get_alignment (GtkEntry *entry);
void gtk_entry_set_completion (GtkEntry *entry,
GtkEntryCompletion *completion);
GtkEntryCompletion *gtk_entry_get_completion (GtkEntry *entry);
gint gtk_entry_layout_index_to_text_index (GtkEntry *entry,
gint layout_index);
gint gtk_entry_text_index_to_layout_index (GtkEntry *entry,
gint text_index);
/* For scrolling cursor appropriately
*/
void gtk_entry_set_cursor_hadjustment (GtkEntry *entry,
GtkAdjustment *adjustment);
GtkAdjustment* gtk_entry_get_cursor_hadjustment (GtkEntry *entry);
/* Progress API
*/
void gtk_entry_set_progress_fraction (GtkEntry *entry,
gdouble fraction);
gdouble gtk_entry_get_progress_fraction (GtkEntry *entry);
void gtk_entry_set_progress_pulse_step (GtkEntry *entry,
gdouble fraction);
gdouble gtk_entry_get_progress_pulse_step (GtkEntry *entry);
void gtk_entry_progress_pulse (GtkEntry *entry);
G_CONST_RETURN gchar* gtk_entry_get_placeholder_text (GtkEntry *entry);
void gtk_entry_set_placeholder_text (GtkEntry *entry,
const gchar *text);
/* Setting and managing icons
*/
void gtk_entry_set_icon_from_pixbuf (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
GdkPixbuf *pixbuf);
void gtk_entry_set_icon_from_stock (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
const gchar *stock_id);
void gtk_entry_set_icon_from_icon_name (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
const gchar *icon_name);
void gtk_entry_set_icon_from_gicon (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
GIcon *icon);
GtkImageType gtk_entry_get_icon_storage_type (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
GdkPixbuf* gtk_entry_get_icon_pixbuf (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
const gchar* gtk_entry_get_icon_stock (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
const gchar* gtk_entry_get_icon_name (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
GIcon* gtk_entry_get_icon_gicon (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
void gtk_entry_set_icon_activatable (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
gboolean activatable);
gboolean gtk_entry_get_icon_activatable (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
void gtk_entry_set_icon_sensitive (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
gboolean sensitive);
gboolean gtk_entry_get_icon_sensitive (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
gint gtk_entry_get_icon_at_pos (GtkEntry *entry,
gint x,
gint y);
void gtk_entry_set_icon_tooltip_text (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
const gchar *tooltip);
gchar * gtk_entry_get_icon_tooltip_text (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
void gtk_entry_set_icon_tooltip_markup (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
const gchar *tooltip);
gchar * gtk_entry_get_icon_tooltip_markup (GtkEntry *entry,
GtkEntryIconPosition icon_pos);
void gtk_entry_set_icon_drag_source (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
GtkTargetList *target_list,
GdkDragAction actions);
gint gtk_entry_get_current_icon_drag_source (GtkEntry *entry);
void gtk_entry_get_icon_area (GtkEntry *entry,
GtkEntryIconPosition icon_pos,
GdkRectangle *icon_area);
gboolean gtk_entry_im_context_filter_keypress (GtkEntry *entry,
GdkEventKey *event);
void gtk_entry_reset_im_context (GtkEntry *entry);
G_END_DECLS
#endif /* __GTK_ENTRY_H__ */