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7d2d8182b4
2005-04-29 Matthias Clasen <mclasen@redhat.com> * tests/testtext.c: Add some more attribute tests. * gtk/gtktexttag.c (gtk_text_tag_class_init): Correct the documentation of the rise property. String change, but it is more important to be correct than to be translated. (#301740)
2743 lines
76 KiB
C
2743 lines
76 KiB
C
#include <config.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#undef GTK_DISABLE_DEPRECATED
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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#include "prop-editor.h"
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typedef struct _Buffer Buffer;
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typedef struct _View View;
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static gint untitled_serial = 1;
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GSList *active_window_stack = NULL;
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struct _Buffer
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{
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gint refcount;
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GtkTextBuffer *buffer;
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char *filename;
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gint untitled_serial;
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GtkTextTag *invisible_tag;
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GtkTextTag *not_editable_tag;
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GtkTextTag *found_text_tag;
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GtkTextTag *rise_tag;
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GtkTextTag *large_tag;
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GtkTextTag *indent_tag;
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GtkTextTag *margin_tag;
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GtkTextTag *custom_tabs_tag;
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GSList *color_tags;
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guint color_cycle_timeout;
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gdouble start_hue;
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};
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struct _View
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{
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GtkWidget *window;
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GtkWidget *text_view;
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GtkAccelGroup *accel_group;
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GtkItemFactory *item_factory;
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Buffer *buffer;
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};
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static void push_active_window (GtkWindow *window);
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static void pop_active_window (void);
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static GtkWindow *get_active_window (void);
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static Buffer * create_buffer (void);
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static gboolean check_buffer_saved (Buffer *buffer);
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static gboolean save_buffer (Buffer *buffer);
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static gboolean save_as_buffer (Buffer *buffer);
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static char * buffer_pretty_name (Buffer *buffer);
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static void buffer_filename_set (Buffer *buffer);
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static void buffer_search_forward (Buffer *buffer,
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const char *str,
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View *view);
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static void buffer_search_backward (Buffer *buffer,
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const char *str,
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View *view);
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static void buffer_set_colors (Buffer *buffer,
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gboolean enabled);
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static void buffer_cycle_colors (Buffer *buffer);
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static View *view_from_widget (GtkWidget *widget);
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static View *create_view (Buffer *buffer);
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static void check_close_view (View *view);
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static void close_view (View *view);
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static void view_set_title (View *view);
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static void view_init_menus (View *view);
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static void view_add_example_widgets (View *view);
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GSList *buffers = NULL;
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GSList *views = NULL;
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static void
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push_active_window (GtkWindow *window)
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{
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g_object_ref (window);
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active_window_stack = g_slist_prepend (active_window_stack, window);
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}
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static void
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pop_active_window (void)
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{
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g_object_unref (active_window_stack->data);
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active_window_stack = g_slist_delete_link (active_window_stack, active_window_stack);
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}
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static GtkWindow *
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get_active_window (void)
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{
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if (active_window_stack)
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return active_window_stack->data;
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else
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return NULL;
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}
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/*
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* Filesel utility function
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*/
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typedef gboolean (*FileselOKFunc) (const char *filename, gpointer data);
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static void
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filesel_ok_cb (GtkWidget *button, GtkWidget *filesel)
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{
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FileselOKFunc ok_func = (FileselOKFunc)g_object_get_data (G_OBJECT (filesel), "ok-func");
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gpointer data = g_object_get_data (G_OBJECT (filesel), "ok-data");
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gint *result = g_object_get_data (G_OBJECT (filesel), "ok-result");
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gtk_widget_hide (filesel);
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if ((*ok_func) (gtk_file_selection_get_filename (GTK_FILE_SELECTION (filesel)), data))
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{
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gtk_widget_destroy (filesel);
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*result = TRUE;
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}
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else
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gtk_widget_show (filesel);
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}
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gboolean
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filesel_run (GtkWindow *parent,
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const char *title,
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const char *start_file,
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FileselOKFunc func,
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gpointer data)
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{
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GtkWidget *filesel = gtk_file_selection_new (title);
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gboolean result = FALSE;
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if (!parent)
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parent = get_active_window ();
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if (parent)
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gtk_window_set_transient_for (GTK_WINDOW (filesel), parent);
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if (start_file)
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gtk_file_selection_set_filename (GTK_FILE_SELECTION (filesel), start_file);
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g_object_set_data (G_OBJECT (filesel), "ok-func", func);
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g_object_set_data (G_OBJECT (filesel), "ok-data", data);
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g_object_set_data (G_OBJECT (filesel), "ok-result", &result);
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g_signal_connect (GTK_FILE_SELECTION (filesel)->ok_button,
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"clicked",
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G_CALLBACK (filesel_ok_cb), filesel);
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g_signal_connect_swapped (GTK_FILE_SELECTION (filesel)->cancel_button,
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"clicked",
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G_CALLBACK (gtk_widget_destroy), filesel);
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g_signal_connect (filesel, "destroy",
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G_CALLBACK (gtk_main_quit), NULL);
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gtk_window_set_modal (GTK_WINDOW (filesel), TRUE);
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gtk_widget_show (filesel);
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gtk_main ();
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return result;
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}
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/*
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* MsgBox utility functions
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*/
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static void
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msgbox_yes_cb (GtkWidget *widget, gboolean *result)
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{
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*result = 0;
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gtk_object_destroy (GTK_OBJECT (gtk_widget_get_toplevel (widget)));
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}
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static void
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msgbox_no_cb (GtkWidget *widget, gboolean *result)
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{
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*result = 1;
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gtk_object_destroy (GTK_OBJECT (gtk_widget_get_toplevel (widget)));
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}
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static gboolean
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msgbox_key_press_cb (GtkWidget *widget, GdkEventKey *event, gpointer data)
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{
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if (event->keyval == GDK_Escape)
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{
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g_signal_stop_emission_by_name (widget, "key_press_event");
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gtk_object_destroy (GTK_OBJECT (widget));
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return TRUE;
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}
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return FALSE;
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}
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/* Don't copy this example, it's all crack-smoking - you can just use
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* GtkMessageDialog now
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*/
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gint
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msgbox_run (GtkWindow *parent,
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const char *message,
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const char *yes_button,
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const char *no_button,
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const char *cancel_button,
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gint default_index)
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{
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gboolean result = -1;
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GtkWidget *dialog;
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GtkWidget *button;
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GtkWidget *label;
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GtkWidget *vbox;
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GtkWidget *button_box;
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GtkWidget *separator;
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g_return_val_if_fail (message != NULL, FALSE);
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g_return_val_if_fail (default_index >= 0 && default_index <= 1, FALSE);
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if (!parent)
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parent = get_active_window ();
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/* Create a dialog
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*/
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dialog = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
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if (parent)
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gtk_window_set_transient_for (GTK_WINDOW (dialog), parent);
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gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_MOUSE);
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/* Quit our recursive main loop when the dialog is destroyed.
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*/
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g_signal_connect (dialog, "destroy",
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G_CALLBACK (gtk_main_quit), NULL);
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/* Catch Escape key presses and have them destroy the dialog
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*/
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g_signal_connect (dialog, "key_press_event",
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G_CALLBACK (msgbox_key_press_cb), NULL);
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/* Fill in the contents of the widget
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*/
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vbox = gtk_vbox_new (FALSE, 0);
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gtk_container_add (GTK_CONTAINER (dialog), vbox);
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label = gtk_label_new (message);
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gtk_misc_set_padding (GTK_MISC (label), 12, 12);
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gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
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gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
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separator = gtk_hseparator_new ();
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gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 0);
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button_box = gtk_hbutton_box_new ();
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gtk_box_pack_start (GTK_BOX (vbox), button_box, FALSE, FALSE, 0);
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gtk_container_set_border_width (GTK_CONTAINER (button_box), 8);
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/* When Yes is clicked, call the msgbox_yes_cb
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* This sets the result variable and destroys the dialog
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*/
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if (yes_button)
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{
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button = gtk_button_new_with_label (yes_button);
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GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
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gtk_container_add (GTK_CONTAINER (button_box), button);
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if (default_index == 0)
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gtk_widget_grab_default (button);
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g_signal_connect (button, "clicked",
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G_CALLBACK (msgbox_yes_cb), &result);
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}
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/* When No is clicked, call the msgbox_no_cb
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* This sets the result variable and destroys the dialog
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*/
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if (no_button)
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{
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button = gtk_button_new_with_label (no_button);
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GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
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gtk_container_add (GTK_CONTAINER (button_box), button);
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if (default_index == 0)
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gtk_widget_grab_default (button);
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g_signal_connect (button, "clicked",
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G_CALLBACK (msgbox_no_cb), &result);
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}
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/* When Cancel is clicked, destroy the dialog
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*/
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if (cancel_button)
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{
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button = gtk_button_new_with_label (cancel_button);
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GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
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gtk_container_add (GTK_CONTAINER (button_box), button);
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if (default_index == 1)
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gtk_widget_grab_default (button);
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g_signal_connect_swapped (button, "clicked",
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G_CALLBACK (gtk_object_destroy), dialog);
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}
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gtk_widget_show_all (dialog);
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/* Run a recursive main loop until a button is clicked
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* or the user destroys the dialog through the window mananger */
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gtk_main ();
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return result;
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}
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#ifdef DO_BLINK
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/*
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* Example buffer filling code
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*/
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static gint
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blink_timeout (gpointer data)
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{
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GtkTextTag *tag;
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static gboolean flip = FALSE;
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tag = GTK_TEXT_TAG (data);
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g_object_set (tag,
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"foreground", flip ? "blue" : "purple",
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NULL);
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flip = !flip;
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return TRUE;
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}
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#endif
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static gint
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tag_event_handler (GtkTextTag *tag, GtkWidget *widget, GdkEvent *event,
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const GtkTextIter *iter, gpointer user_data)
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{
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gint char_index;
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char_index = gtk_text_iter_get_offset (iter);
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switch (event->type)
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{
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case GDK_MOTION_NOTIFY:
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printf ("Motion event at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_BUTTON_PRESS:
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printf ("Button press at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_2BUTTON_PRESS:
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printf ("Double click at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_3BUTTON_PRESS:
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printf ("Triple click at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_BUTTON_RELEASE:
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printf ("Button release at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_KEY_PRESS:
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case GDK_KEY_RELEASE:
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printf ("Key event at char %d tag `%s'\n",
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char_index, tag->name);
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break;
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case GDK_ENTER_NOTIFY:
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case GDK_LEAVE_NOTIFY:
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case GDK_PROPERTY_NOTIFY:
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case GDK_SELECTION_CLEAR:
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case GDK_SELECTION_REQUEST:
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case GDK_SELECTION_NOTIFY:
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case GDK_PROXIMITY_IN:
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case GDK_PROXIMITY_OUT:
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case GDK_DRAG_ENTER:
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case GDK_DRAG_LEAVE:
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case GDK_DRAG_MOTION:
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case GDK_DRAG_STATUS:
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case GDK_DROP_START:
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case GDK_DROP_FINISHED:
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default:
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break;
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}
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return FALSE;
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}
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static void
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setup_tag (GtkTextTag *tag)
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{
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g_signal_connect (tag,
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"event",
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G_CALLBACK (tag_event_handler),
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NULL);
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}
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static const char *book_closed_xpm[] = {
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"16 16 6 1",
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" c None s None",
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". c black",
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"X c red",
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"o c yellow",
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"O c #808080",
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"# c white",
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" ",
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" .. ",
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" ..XX. ",
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" ..XXXXX. ",
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" ..XXXXXXXX. ",
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".ooXXXXXXXXX. ",
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"..ooXXXXXXXXX. ",
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".X.ooXXXXXXXXX. ",
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".XX.ooXXXXXX.. ",
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" .XX.ooXXX..#O ",
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" .XX.oo..##OO. ",
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" .XX..##OO.. ",
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" .X.#OO.. ",
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" ..O.. ",
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" .. ",
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" "};
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void
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fill_example_buffer (GtkTextBuffer *buffer)
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{
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GtkTextIter iter, iter2;
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GtkTextTag *tag;
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GtkTextChildAnchor *anchor;
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GdkColor color;
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GdkColor color2;
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GdkPixbuf *pixbuf;
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int i;
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char *str;
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/* FIXME this is broken if called twice on a buffer, since
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* we try to create tags a second time.
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*/
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tag = gtk_text_buffer_create_tag (buffer, "fg_blue", NULL);
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#ifdef DO_BLINK
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gtk_timeout_add (1000, blink_timeout, tag);
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#endif
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setup_tag (tag);
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color.red = color.green = 0;
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color.blue = 0xffff;
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color2.red = 0xfff;
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color2.blue = 0x0;
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color2.green = 0;
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g_object_set (tag,
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"foreground_gdk", &color,
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"background_gdk", &color2,
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"size_points", 24.0,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "fg_red", NULL);
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setup_tag (tag);
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color.blue = color.green = 0;
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color.red = 0xffff;
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g_object_set (tag,
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"rise", -4 * PANGO_SCALE,
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"foreground_gdk", &color,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "bg_green", NULL);
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setup_tag (tag);
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color.blue = color.red = 0;
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color.green = 0xffff;
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g_object_set (tag,
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"background_gdk", &color,
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"size_points", 10.0,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "strikethrough", NULL);
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setup_tag (tag);
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g_object_set (tag,
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"strikethrough", TRUE,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "underline", NULL);
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setup_tag (tag);
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g_object_set (tag,
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"underline", PANGO_UNDERLINE_SINGLE,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "underline_error", NULL);
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setup_tag (tag);
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g_object_set (tag,
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"underline", PANGO_UNDERLINE_ERROR,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "centered", NULL);
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g_object_set (tag,
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"justification", GTK_JUSTIFY_CENTER,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "rtl_quote", NULL);
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g_object_set (tag,
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"wrap_mode", GTK_WRAP_WORD,
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"direction", GTK_TEXT_DIR_RTL,
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"indent", 30,
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"left_margin", 20,
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"right_margin", 20,
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NULL);
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tag = gtk_text_buffer_create_tag (buffer, "negative_indent", NULL);
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g_object_set (tag,
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"indent", -25,
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NULL);
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gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
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anchor = gtk_text_buffer_create_child_anchor (buffer, &iter);
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g_object_ref (anchor);
|
|
|
|
g_object_set_data_full (G_OBJECT (buffer), "anchor", anchor,
|
|
(GDestroyNotify) g_object_unref);
|
|
|
|
pixbuf = gdk_pixbuf_new_from_xpm_data (book_closed_xpm);
|
|
|
|
i = 0;
|
|
while (i < 100)
|
|
{
|
|
GtkTextMark * temp_mark;
|
|
|
|
gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
|
|
|
|
gtk_text_buffer_insert_pixbuf (buffer, &iter, pixbuf);
|
|
|
|
str = g_strdup_printf ("%d Hello World! blah blah blah blah blah blah blah blah blah blah blah blah\nwoo woo woo woo woo woo woo woo woo woo woo woo woo woo woo\n",
|
|
i);
|
|
|
|
gtk_text_buffer_insert (buffer, &iter, str, -1);
|
|
|
|
g_free (str);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 0, 5);
|
|
|
|
gtk_text_buffer_insert (buffer, &iter,
|
|
"(Hello World!)\nfoo foo Hello this is some text we are using to text word wrap. It has punctuation! gee; blah - hmm, great.\nnew line with a significant quantity of text on it. This line really does contain some text. More text! More text! More text!\n"
|
|
/* This is UTF8 stuff, Emacs doesn't
|
|
really know how to display it */
|
|
"German (Deutsch S\303\274d) Gr\303\274\303\237 Gott Greek (\316\225\316\273\316\273\316\267\316\275\316\271\316\272\316\254) \316\223\316\265\316\271\316\254 \317\203\316\261\317\202 Hebrew(\327\251\327\234\327\225\327\235) Hebrew punctuation(\xd6\xbf\327\251\xd6\xbb\xd6\xbc\xd6\xbb\xd6\xbf\327\234\xd6\xbc\327\225\xd6\xbc\xd6\xbb\xd6\xbb\xd6\xbf\327\235\xd6\xbc\xd6\xbb\xd6\xbf) Japanese (\346\227\245\346\234\254\350\252\236) Thai (\340\270\252\340\270\247\340\270\261\340\270\252\340\270\224\340\270\265\340\270\204\340\270\243\340\270\261\340\270\232) Thai wrong spelling (\340\270\204\340\270\263\340\270\225\340\271\210\340\270\255\340\271\204\340\270\233\340\270\231\340\270\267\340\271\210\340\270\252\340\270\260\340\270\201\340\270\224\340\270\234\340\270\264\340\270\224 \340\270\236\340\270\261\340\270\261\340\271\211\340\270\261\340\270\261\340\271\210\340\270\207\340\271\202\340\270\201\340\270\260)\n", -1);
|
|
|
|
temp_mark =
|
|
gtk_text_buffer_create_mark (buffer, "tmp_mark", &iter, TRUE);
|
|
|
|
#if 1
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 0, 6);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 0, 13);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "fg_blue", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 1, 10);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 1, 16);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "underline", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 1, 4);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 1, 7);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "underline_error", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 1, 14);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 1, 24);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "strikethrough", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 0, 9);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 0, 16);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "bg_green", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 4, 2);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 4, 10);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "bg_green", &iter, &iter2);
|
|
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter, 4, 8);
|
|
gtk_text_buffer_get_iter_at_line_offset (buffer, &iter2, 4, 15);
|
|
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "fg_red", &iter, &iter2);
|
|
#endif
|
|
|
|
gtk_text_buffer_get_iter_at_mark (buffer, &iter, temp_mark);
|
|
gtk_text_buffer_insert (buffer, &iter, "Centered text!\n", -1);
|
|
|
|
gtk_text_buffer_get_iter_at_mark (buffer, &iter2, temp_mark);
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "centered", &iter2, &iter);
|
|
|
|
gtk_text_buffer_move_mark (buffer, temp_mark, &iter);
|
|
gtk_text_buffer_insert (buffer, &iter, "Word wrapped, Right-to-left Quote\n", -1);
|
|
gtk_text_buffer_insert (buffer, &iter, "\331\210\331\202\330\257 \330\250\330\257\330\243 \330\253\331\204\330\247\330\253 \331\205\331\206 \330\243\331\203\330\253\330\261 \330\247\331\204\331\205\330\244\330\263\330\263\330\247\330\252 \330\252\331\202\330\257\331\205\330\247 \331\201\331\212 \330\264\330\250\331\203\330\251 \330\247\331\203\330\263\331\212\331\210\331\206 \330\250\330\261\330\247\331\205\330\254\331\207\330\247 \331\203\331\205\331\206\330\270\331\205\330\247\330\252 \331\204\330\247 \330\252\330\263\330\271\331\211 \331\204\331\204\330\261\330\250\330\255\330\214 \330\253\331\205 \330\252\330\255\331\210\331\204\330\252 \331\201\331\212 \330\247\331\204\330\263\331\206\331\210\330\247\330\252 \330\247\331\204\330\256\331\205\330\263 \330\247\331\204\331\205\330\247\330\266\331\212\330\251 \330\245\331\204\331\211 \331\205\330\244\330\263\330\263\330\247\330\252 \331\205\330\247\331\204\331\212\330\251 \331\205\331\206\330\270\331\205\330\251\330\214 \331\210\330\250\330\247\330\252\330\252 \330\254\330\262\330\241\330\247 \331\205\331\206 \330\247\331\204\331\206\330\270\330\247\331\205 \330\247\331\204\331\205\330\247\331\204\331\212 \331\201\331\212 \330\250\331\204\330\257\330\247\331\206\331\207\330\247\330\214 \331\210\331\204\331\203\331\206\331\207\330\247 \330\252\330\252\330\256\330\265\330\265 \331\201\331\212 \330\256\330\257\331\205\330\251 \331\202\330\267\330\247\330\271 \330\247\331\204\331\205\330\264\330\261\331\210\330\271\330\247\330\252 \330\247\331\204\330\265\330\272\331\212\330\261\330\251. \331\210\330\243\330\255\330\257 \330\243\331\203\330\253\330\261 \331\207\330\260\331\207 \330\247\331\204\331\205\330\244\330\263\330\263\330\247\330\252 \331\206\330\254\330\247\330\255\330\247 \331\207\331\210 \302\273\330\250\330\247\331\206\331\203\331\210\330\263\331\210\331\204\302\253 \331\201\331\212 \330\250\331\210\331\204\331\212\331\201\331\212\330\247.\n", -1);
|
|
gtk_text_buffer_get_iter_at_mark (buffer, &iter2, temp_mark);
|
|
gtk_text_buffer_apply_tag_by_name (buffer, "rtl_quote", &iter2, &iter);
|
|
|
|
gtk_text_buffer_insert_with_tags (buffer, &iter,
|
|
"Paragraph with negative indentation. blah blah blah blah blah. The quick brown fox jumped over the lazy dog.\n",
|
|
-1,
|
|
gtk_text_tag_table_lookup (gtk_text_buffer_get_tag_table (buffer),
|
|
"negative_indent"),
|
|
NULL);
|
|
|
|
++i;
|
|
}
|
|
|
|
g_object_unref (pixbuf);
|
|
|
|
printf ("%d lines %d chars\n",
|
|
gtk_text_buffer_get_line_count (buffer),
|
|
gtk_text_buffer_get_char_count (buffer));
|
|
|
|
/* Move cursor to start */
|
|
gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
|
|
gtk_text_buffer_place_cursor (buffer, &iter);
|
|
|
|
gtk_text_buffer_set_modified (buffer, FALSE);
|
|
}
|
|
|
|
gboolean
|
|
fill_file_buffer (GtkTextBuffer *buffer, const char *filename)
|
|
{
|
|
FILE* f;
|
|
gchar buf[2048];
|
|
gint remaining = 0;
|
|
GtkTextIter iter, end;
|
|
|
|
f = fopen (filename, "r");
|
|
|
|
if (f == NULL)
|
|
{
|
|
gchar *err = g_strdup_printf ("Cannot open file '%s': %s",
|
|
filename, g_strerror (errno));
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
g_free (err);
|
|
return FALSE;
|
|
}
|
|
|
|
gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
|
|
while (!feof (f))
|
|
{
|
|
gint count;
|
|
const char *leftover;
|
|
int to_read = 2047 - remaining;
|
|
|
|
count = fread (buf + remaining, 1, to_read, f);
|
|
buf[count + remaining] = '\0';
|
|
|
|
g_utf8_validate (buf, count + remaining, &leftover);
|
|
|
|
g_assert (g_utf8_validate (buf, leftover - buf, NULL));
|
|
gtk_text_buffer_insert (buffer, &iter, buf, leftover - buf);
|
|
|
|
remaining = (buf + remaining + count) - leftover;
|
|
g_memmove (buf, leftover, remaining);
|
|
|
|
if (remaining > 6 || count < to_read)
|
|
break;
|
|
}
|
|
|
|
if (remaining)
|
|
{
|
|
gchar *err = g_strdup_printf ("Invalid UTF-8 data encountered reading file '%s'", filename);
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
g_free (err);
|
|
}
|
|
|
|
/* We had a newline in the buffer to begin with. (The buffer always contains
|
|
* a newline, so we delete to the end of the buffer to clean up.
|
|
*/
|
|
gtk_text_buffer_get_end_iter (buffer, &end);
|
|
gtk_text_buffer_delete (buffer, &iter, &end);
|
|
|
|
gtk_text_buffer_set_modified (buffer, FALSE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gint
|
|
delete_event_cb (GtkWidget *window, GdkEventAny *event, gpointer data)
|
|
{
|
|
View *view = view_from_widget (window);
|
|
|
|
push_active_window (GTK_WINDOW (window));
|
|
check_close_view (view);
|
|
pop_active_window ();
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Menu callbacks
|
|
*/
|
|
|
|
static View *
|
|
get_empty_view (View *view)
|
|
{
|
|
if (!view->buffer->filename &&
|
|
!gtk_text_buffer_get_modified (view->buffer->buffer))
|
|
return view;
|
|
else
|
|
return create_view (create_buffer ());
|
|
}
|
|
|
|
static View *
|
|
view_from_widget (GtkWidget *widget)
|
|
{
|
|
if (GTK_IS_MENU_ITEM (widget))
|
|
{
|
|
GtkItemFactory *item_factory = gtk_item_factory_from_widget (widget);
|
|
return g_object_get_data (G_OBJECT (item_factory), "view");
|
|
}
|
|
else
|
|
{
|
|
GtkWidget *app = gtk_widget_get_toplevel (widget);
|
|
return g_object_get_data (G_OBJECT (app), "view");
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_new (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
create_view (create_buffer ());
|
|
}
|
|
|
|
static void
|
|
do_new_view (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
create_view (view->buffer);
|
|
}
|
|
|
|
gboolean
|
|
open_ok_func (const char *filename, gpointer data)
|
|
{
|
|
View *view = data;
|
|
View *new_view = get_empty_view (view);
|
|
|
|
if (!fill_file_buffer (new_view->buffer->buffer, filename))
|
|
{
|
|
if (new_view != view)
|
|
close_view (new_view);
|
|
return FALSE;
|
|
}
|
|
else
|
|
{
|
|
g_free (new_view->buffer->filename);
|
|
new_view->buffer->filename = g_strdup (filename);
|
|
buffer_filename_set (new_view->buffer);
|
|
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_open (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
filesel_run (NULL, "Open File", NULL, open_ok_func, view);
|
|
pop_active_window ();
|
|
}
|
|
|
|
static void
|
|
do_save_as (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
save_as_buffer (view->buffer);
|
|
pop_active_window ();
|
|
}
|
|
|
|
static void
|
|
do_save (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
if (!view->buffer->filename)
|
|
do_save_as (callback_data, callback_action, widget);
|
|
else
|
|
save_buffer (view->buffer);
|
|
pop_active_window ();
|
|
}
|
|
|
|
static void
|
|
do_close (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
check_close_view (view);
|
|
pop_active_window ();
|
|
}
|
|
|
|
static void
|
|
do_exit (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
GSList *tmp_list = buffers;
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
while (tmp_list)
|
|
{
|
|
if (!check_buffer_saved (tmp_list->data))
|
|
return;
|
|
|
|
tmp_list = tmp_list->next;
|
|
}
|
|
|
|
gtk_main_quit ();
|
|
pop_active_window ();
|
|
}
|
|
|
|
static void
|
|
do_example (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
View *new_view;
|
|
|
|
new_view = get_empty_view (view);
|
|
|
|
fill_example_buffer (new_view->buffer->buffer);
|
|
|
|
view_add_example_widgets (new_view);
|
|
}
|
|
|
|
|
|
static void
|
|
do_insert_and_scroll (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextBuffer *buffer;
|
|
GtkTextIter start, end;
|
|
GtkTextMark *mark;
|
|
|
|
buffer = view->buffer->buffer;
|
|
|
|
gtk_text_buffer_get_bounds (buffer, &start, &end);
|
|
mark = gtk_text_buffer_create_mark (buffer, NULL, &end, /* right grav */ FALSE);
|
|
|
|
gtk_text_buffer_insert (buffer, &end,
|
|
"Hello this is multiple lines of text\n"
|
|
"Line 1\n" "Line 2\n"
|
|
"Line 3\n" "Line 4\n"
|
|
"Line 5\n",
|
|
-1);
|
|
|
|
gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view->text_view), mark,
|
|
0, TRUE, 0.0, 1.0);
|
|
gtk_text_buffer_delete_mark (buffer, mark);
|
|
}
|
|
|
|
static void
|
|
do_wrap_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (view->text_view), callback_action);
|
|
}
|
|
|
|
static void
|
|
do_direction_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
gtk_widget_set_direction (view->text_view, callback_action);
|
|
gtk_widget_queue_resize (view->text_view);
|
|
}
|
|
|
|
|
|
static void
|
|
do_spacing_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
if (callback_action)
|
|
{
|
|
gtk_text_view_set_pixels_above_lines (GTK_TEXT_VIEW (view->text_view),
|
|
23);
|
|
gtk_text_view_set_pixels_below_lines (GTK_TEXT_VIEW (view->text_view),
|
|
21);
|
|
gtk_text_view_set_pixels_inside_wrap (GTK_TEXT_VIEW (view->text_view),
|
|
9);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_view_set_pixels_above_lines (GTK_TEXT_VIEW (view->text_view),
|
|
0);
|
|
gtk_text_view_set_pixels_below_lines (GTK_TEXT_VIEW (view->text_view),
|
|
0);
|
|
gtk_text_view_set_pixels_inside_wrap (GTK_TEXT_VIEW (view->text_view),
|
|
0);
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_editable_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
gtk_text_view_set_editable (GTK_TEXT_VIEW (view->text_view), callback_action);
|
|
}
|
|
|
|
static void
|
|
do_cursor_visible_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view->text_view), callback_action);
|
|
}
|
|
|
|
static void
|
|
do_color_cycle_changed (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
buffer_set_colors (view->buffer, callback_action);
|
|
}
|
|
|
|
static void
|
|
do_apply_editable (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->not_editable_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->not_editable_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_invisible (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->invisible_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->invisible_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_rise (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->rise_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->rise_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_large (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->large_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->large_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_indent (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->indent_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->indent_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_margin (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->margin_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->margin_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_tabs (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (callback_action)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
view->buffer->custom_tabs_tag,
|
|
&start, &end);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
view->buffer->custom_tabs_tag,
|
|
&start, &end);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_apply_colors (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
Buffer *buffer = view->buffer;
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
if (!callback_action)
|
|
{
|
|
GSList *tmp;
|
|
|
|
tmp = buffer->color_tags;
|
|
while (tmp != NULL)
|
|
{
|
|
gtk_text_buffer_remove_tag (view->buffer->buffer,
|
|
tmp->data,
|
|
&start, &end);
|
|
tmp = g_slist_next (tmp);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GSList *tmp;
|
|
|
|
tmp = buffer->color_tags;
|
|
while (TRUE)
|
|
{
|
|
GtkTextIter next;
|
|
gboolean done = FALSE;
|
|
|
|
next = start;
|
|
gtk_text_iter_forward_char (&next);
|
|
gtk_text_iter_forward_char (&next);
|
|
|
|
if (gtk_text_iter_compare (&next, &end) >= 0)
|
|
{
|
|
next = end;
|
|
done = TRUE;
|
|
}
|
|
|
|
gtk_text_buffer_apply_tag (view->buffer->buffer,
|
|
tmp->data,
|
|
&start, &next);
|
|
|
|
start = next;
|
|
|
|
if (done)
|
|
return;
|
|
|
|
tmp = g_slist_next (tmp);
|
|
if (tmp == NULL)
|
|
tmp = buffer->color_tags;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_remove_tags (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextIter start;
|
|
GtkTextIter end;
|
|
|
|
if (gtk_text_buffer_get_selection_bounds (view->buffer->buffer,
|
|
&start, &end))
|
|
{
|
|
gtk_text_buffer_remove_all_tags (view->buffer->buffer,
|
|
&start, &end);
|
|
}
|
|
}
|
|
|
|
static void
|
|
do_properties (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
create_prop_editor (G_OBJECT (view->text_view), 0);
|
|
}
|
|
|
|
enum
|
|
{
|
|
RESPONSE_FORWARD,
|
|
RESPONSE_BACKWARD
|
|
};
|
|
|
|
static void
|
|
dialog_response_callback (GtkWidget *dialog, gint response_id, gpointer data)
|
|
{
|
|
GtkTextBuffer *buffer;
|
|
View *view = data;
|
|
GtkTextIter start, end;
|
|
gchar *search_string;
|
|
|
|
if (response_id != RESPONSE_FORWARD &&
|
|
response_id != RESPONSE_BACKWARD)
|
|
{
|
|
gtk_widget_destroy (dialog);
|
|
return;
|
|
}
|
|
|
|
buffer = g_object_get_data (G_OBJECT (dialog), "buffer");
|
|
|
|
gtk_text_buffer_get_bounds (buffer, &start, &end);
|
|
|
|
search_string = gtk_text_iter_get_text (&start, &end);
|
|
|
|
g_print ("Searching for `%s'\n", search_string);
|
|
|
|
if (response_id == RESPONSE_FORWARD)
|
|
buffer_search_forward (view->buffer, search_string, view);
|
|
else if (response_id == RESPONSE_BACKWARD)
|
|
buffer_search_backward (view->buffer, search_string, view);
|
|
|
|
g_free (search_string);
|
|
|
|
gtk_widget_destroy (dialog);
|
|
}
|
|
|
|
static void
|
|
do_search (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkWidget *dialog;
|
|
GtkWidget *search_text;
|
|
GtkTextBuffer *buffer;
|
|
|
|
dialog = gtk_dialog_new_with_buttons ("Search",
|
|
GTK_WINDOW (view->window),
|
|
GTK_DIALOG_DESTROY_WITH_PARENT,
|
|
"Forward", RESPONSE_FORWARD,
|
|
"Backward", RESPONSE_BACKWARD,
|
|
GTK_STOCK_CANCEL,
|
|
GTK_RESPONSE_NONE, NULL);
|
|
|
|
|
|
buffer = gtk_text_buffer_new (NULL);
|
|
|
|
search_text = gtk_text_view_new_with_buffer (buffer);
|
|
|
|
g_object_unref (buffer);
|
|
|
|
gtk_box_pack_end (GTK_BOX (GTK_DIALOG (dialog)->vbox),
|
|
search_text,
|
|
TRUE, TRUE, 0);
|
|
|
|
g_object_set_data (G_OBJECT (dialog), "buffer", buffer);
|
|
|
|
g_signal_connect (dialog,
|
|
"response",
|
|
G_CALLBACK (dialog_response_callback),
|
|
view);
|
|
|
|
gtk_widget_show (search_text);
|
|
|
|
gtk_widget_grab_focus (search_text);
|
|
|
|
gtk_widget_show_all (dialog);
|
|
}
|
|
|
|
static void
|
|
do_select_all (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkTextBuffer *buffer;
|
|
GtkTextIter start, end;
|
|
|
|
buffer = view->buffer->buffer;
|
|
|
|
gtk_text_buffer_get_bounds (buffer, &start, &end);
|
|
gtk_text_buffer_select_range (buffer, &start, &end);
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
/* position is in coordinate system of text_view_move_child */
|
|
int click_x;
|
|
int click_y;
|
|
int start_x;
|
|
int start_y;
|
|
int button;
|
|
} ChildMoveInfo;
|
|
|
|
static gboolean
|
|
movable_child_callback (GtkWidget *child,
|
|
GdkEvent *event,
|
|
gpointer data)
|
|
{
|
|
ChildMoveInfo *info;
|
|
GtkTextView *text_view;
|
|
|
|
text_view = GTK_TEXT_VIEW (data);
|
|
|
|
g_return_val_if_fail (GTK_IS_EVENT_BOX (child), FALSE);
|
|
g_return_val_if_fail (gtk_widget_get_parent (child) == GTK_WIDGET (text_view), FALSE);
|
|
|
|
info = g_object_get_data (G_OBJECT (child),
|
|
"testtext-move-info");
|
|
|
|
if (info == NULL)
|
|
{
|
|
info = g_new (ChildMoveInfo, 1);
|
|
info->start_x = -1;
|
|
info->start_y = -1;
|
|
info->button = -1;
|
|
g_object_set_data_full (G_OBJECT (child),
|
|
"testtext-move-info",
|
|
info,
|
|
g_free);
|
|
}
|
|
|
|
switch (event->type)
|
|
{
|
|
case GDK_BUTTON_PRESS:
|
|
if (info->button < 0)
|
|
{
|
|
if (gdk_pointer_grab (event->button.window,
|
|
FALSE,
|
|
GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK |
|
|
GDK_BUTTON_RELEASE_MASK,
|
|
NULL,
|
|
NULL,
|
|
event->button.time) != GDK_GRAB_SUCCESS)
|
|
return FALSE;
|
|
|
|
info->button = event->button.button;
|
|
|
|
info->start_x = child->allocation.x;
|
|
info->start_y = child->allocation.y;
|
|
info->click_x = child->allocation.x + event->button.x;
|
|
info->click_y = child->allocation.y + event->button.y;
|
|
}
|
|
break;
|
|
|
|
case GDK_BUTTON_RELEASE:
|
|
if (info->button < 0)
|
|
return FALSE;
|
|
|
|
if (info->button == event->button.button)
|
|
{
|
|
int x, y;
|
|
|
|
gdk_pointer_ungrab (event->button.time);
|
|
info->button = -1;
|
|
|
|
/* convert to window coords from event box coords */
|
|
x = info->start_x + (event->button.x + child->allocation.x - info->click_x);
|
|
y = info->start_y + (event->button.y + child->allocation.y - info->click_y);
|
|
|
|
gtk_text_view_move_child (text_view,
|
|
child,
|
|
x, y);
|
|
}
|
|
break;
|
|
|
|
case GDK_MOTION_NOTIFY:
|
|
{
|
|
int x, y;
|
|
|
|
if (info->button < 0)
|
|
return FALSE;
|
|
|
|
gdk_window_get_pointer (child->window, &x, &y, NULL); /* ensure more events */
|
|
|
|
/* to window coords from event box coords */
|
|
x += child->allocation.x;
|
|
y += child->allocation.y;
|
|
|
|
x = info->start_x + (x - info->click_x);
|
|
y = info->start_y + (y - info->click_y);
|
|
|
|
gtk_text_view_move_child (text_view,
|
|
child,
|
|
x, y);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
add_movable_child (GtkTextView *text_view,
|
|
GtkTextWindowType window)
|
|
{
|
|
GtkWidget *event_box;
|
|
GtkWidget *label;
|
|
GdkColor color;
|
|
|
|
label = gtk_label_new ("Drag me around");
|
|
|
|
event_box = gtk_event_box_new ();
|
|
gtk_widget_add_events (event_box,
|
|
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
|
|
GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
|
|
|
|
color.red = 0xffff;
|
|
color.green = color.blue = 0;
|
|
gtk_widget_modify_bg (event_box, GTK_STATE_NORMAL, &color);
|
|
|
|
gtk_container_add (GTK_CONTAINER (event_box), label);
|
|
|
|
gtk_widget_show_all (event_box);
|
|
|
|
g_signal_connect (event_box, "event",
|
|
G_CALLBACK (movable_child_callback),
|
|
text_view);
|
|
|
|
gtk_text_view_add_child_in_window (text_view,
|
|
event_box,
|
|
window,
|
|
0, 0);
|
|
}
|
|
|
|
static void
|
|
do_add_children (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
|
|
add_movable_child (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_WIDGET);
|
|
add_movable_child (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_LEFT);
|
|
add_movable_child (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_RIGHT);
|
|
}
|
|
|
|
static void
|
|
do_add_focus_children (gpointer callback_data,
|
|
guint callback_action,
|
|
GtkWidget *widget)
|
|
{
|
|
View *view = view_from_widget (widget);
|
|
GtkWidget *child;
|
|
GtkTextChildAnchor *anchor;
|
|
GtkTextIter iter;
|
|
GtkTextView *text_view;
|
|
|
|
text_view = GTK_TEXT_VIEW (view->text_view);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _A in widget->window");
|
|
|
|
gtk_text_view_add_child_in_window (text_view,
|
|
child,
|
|
GTK_TEXT_WINDOW_WIDGET,
|
|
200, 200);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _B in widget->window");
|
|
|
|
gtk_text_view_add_child_in_window (text_view,
|
|
child,
|
|
GTK_TEXT_WINDOW_WIDGET,
|
|
350, 300);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _C in left window");
|
|
|
|
gtk_text_view_add_child_in_window (text_view,
|
|
child,
|
|
GTK_TEXT_WINDOW_LEFT,
|
|
0, 0);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _D in right window");
|
|
|
|
gtk_text_view_add_child_in_window (text_view,
|
|
child,
|
|
GTK_TEXT_WINDOW_RIGHT,
|
|
0, 0);
|
|
|
|
gtk_text_buffer_get_start_iter (view->buffer->buffer, &iter);
|
|
|
|
anchor = gtk_text_buffer_create_child_anchor (view->buffer->buffer, &iter);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _E in buffer");
|
|
|
|
gtk_text_view_add_child_at_anchor (text_view, child, anchor);
|
|
|
|
anchor = gtk_text_buffer_create_child_anchor (view->buffer->buffer, &iter);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _F in buffer");
|
|
|
|
gtk_text_view_add_child_at_anchor (text_view, child, anchor);
|
|
|
|
anchor = gtk_text_buffer_create_child_anchor (view->buffer->buffer, &iter);
|
|
|
|
child = gtk_button_new_with_mnemonic ("Button _G in buffer");
|
|
|
|
gtk_text_view_add_child_at_anchor (text_view, child, anchor);
|
|
|
|
/* show all the buttons */
|
|
gtk_widget_show_all (view->text_view);
|
|
}
|
|
|
|
static void
|
|
view_init_menus (View *view)
|
|
{
|
|
GtkTextDirection direction = gtk_widget_get_direction (view->text_view);
|
|
GtkWrapMode wrap_mode = gtk_text_view_get_wrap_mode (GTK_TEXT_VIEW (view->text_view));
|
|
GtkWidget *menu_item = NULL;
|
|
|
|
switch (direction)
|
|
{
|
|
case GTK_TEXT_DIR_LTR:
|
|
menu_item = gtk_item_factory_get_widget (view->item_factory, "/Settings/Left-to-Right");
|
|
break;
|
|
case GTK_TEXT_DIR_RTL:
|
|
menu_item = gtk_item_factory_get_widget (view->item_factory, "/Settings/Right-to-Left");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (menu_item)
|
|
gtk_menu_item_activate (GTK_MENU_ITEM (menu_item));
|
|
|
|
switch (wrap_mode)
|
|
{
|
|
case GTK_WRAP_NONE:
|
|
menu_item = gtk_item_factory_get_widget (view->item_factory, "/Settings/Wrap Off");
|
|
break;
|
|
case GTK_WRAP_WORD:
|
|
menu_item = gtk_item_factory_get_widget (view->item_factory, "/Settings/Wrap Words");
|
|
break;
|
|
case GTK_WRAP_CHAR:
|
|
menu_item = gtk_item_factory_get_widget (view->item_factory, "/Settings/Wrap Chars");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (menu_item)
|
|
gtk_menu_item_activate (GTK_MENU_ITEM (menu_item));
|
|
}
|
|
|
|
static GtkItemFactoryEntry menu_items[] =
|
|
{
|
|
{ "/_File", NULL, NULL, 0, "<Branch>" },
|
|
{ "/File/_New", "<control>N", do_new, 0, NULL },
|
|
{ "/File/New _View", NULL, do_new_view, 0, NULL },
|
|
{ "/File/_Open", "<control>O", do_open, 0, NULL },
|
|
{ "/File/_Save", "<control>S", do_save, 0, NULL },
|
|
{ "/File/Save _As...", NULL, do_save_as, 0, NULL },
|
|
{ "/File/sep1", NULL, NULL, 0, "<Separator>" },
|
|
{ "/File/_Close", "<control>W" , do_close, 0, NULL },
|
|
{ "/File/E_xit", "<control>Q" , do_exit, 0, NULL },
|
|
|
|
{ "/_Edit", NULL, 0, 0, "<Branch>" },
|
|
{ "/Edit/Find...", NULL, do_search, 0, NULL },
|
|
{ "/Edit/Select All", "<control>A", do_select_all, 0, NULL },
|
|
|
|
{ "/_Settings", NULL, NULL, 0, "<Branch>" },
|
|
{ "/Settings/Wrap _Off", NULL, do_wrap_changed, GTK_WRAP_NONE, "<RadioItem>" },
|
|
{ "/Settings/Wrap _Words", NULL, do_wrap_changed, GTK_WRAP_WORD, "/Settings/Wrap Off" },
|
|
{ "/Settings/Wrap _Chars", NULL, do_wrap_changed, GTK_WRAP_CHAR, "/Settings/Wrap Off" },
|
|
{ "/Settings/sep1", NULL, NULL, 0, "<Separator>" },
|
|
{ "/Settings/Editable", NULL, do_editable_changed, TRUE, "<RadioItem>" },
|
|
{ "/Settings/Not editable", NULL, do_editable_changed, FALSE, "/Settings/Editable" },
|
|
{ "/Settings/sep1", NULL, NULL, 0, "<Separator>" },
|
|
|
|
{ "/Settings/Cursor visible", NULL, do_cursor_visible_changed, TRUE, "<RadioItem>" },
|
|
{ "/Settings/Cursor not visible", NULL, do_cursor_visible_changed, FALSE, "/Settings/Cursor visible" },
|
|
{ "/Settings/sep1", NULL, NULL, 0, "<Separator>" },
|
|
|
|
{ "/Settings/Left-to-Right", NULL, do_direction_changed, GTK_TEXT_DIR_LTR, "<RadioItem>" },
|
|
{ "/Settings/Right-to-Left", NULL, do_direction_changed, GTK_TEXT_DIR_RTL, "/Settings/Left-to-Right" },
|
|
|
|
{ "/Settings/sep1", NULL, NULL, 0, "<Separator>" },
|
|
{ "/Settings/Sane spacing", NULL, do_spacing_changed, FALSE, "<RadioItem>" },
|
|
{ "/Settings/Funky spacing", NULL, do_spacing_changed, TRUE, "/Settings/Sane spacing" },
|
|
{ "/Settings/sep1", NULL, NULL, 0, "<Separator>" },
|
|
{ "/Settings/Don't cycle color tags", NULL, do_color_cycle_changed, FALSE, "<RadioItem>" },
|
|
{ "/Settings/Cycle colors", NULL, do_color_cycle_changed, TRUE, "/Settings/Don't cycle color tags" },
|
|
{ "/_Attributes", NULL, NULL, 0, "<Branch>" },
|
|
{ "/Attributes/Editable", NULL, do_apply_editable, TRUE, NULL },
|
|
{ "/Attributes/Not editable", NULL, do_apply_editable, FALSE, NULL },
|
|
{ "/Attributes/Invisible", NULL, do_apply_invisible, FALSE, NULL },
|
|
{ "/Attributes/Visible", NULL, do_apply_invisible, TRUE, NULL },
|
|
{ "/Attributes/Rise", NULL, do_apply_rise, FALSE, NULL },
|
|
{ "/Attributes/Large", NULL, do_apply_large, FALSE, NULL },
|
|
{ "/Attributes/Indent", NULL, do_apply_indent, FALSE, NULL },
|
|
{ "/Attributes/Margins", NULL, do_apply_margin, FALSE, NULL },
|
|
{ "/Attributes/Custom tabs", NULL, do_apply_tabs, FALSE, NULL },
|
|
{ "/Attributes/Default tabs", NULL, do_apply_tabs, TRUE, NULL },
|
|
{ "/Attributes/Color cycles", NULL, do_apply_colors, TRUE, NULL },
|
|
{ "/Attributes/No colors", NULL, do_apply_colors, FALSE, NULL },
|
|
{ "/Attributes/Remove all tags", NULL, do_remove_tags, 0, NULL },
|
|
{ "/Attributes/Properties", NULL, do_properties, 0, NULL },
|
|
{ "/_Test", NULL, NULL, 0, "<Branch>" },
|
|
{ "/Test/_Example", NULL, do_example, 0, NULL },
|
|
{ "/Test/_Insert and scroll", NULL, do_insert_and_scroll, 0, NULL },
|
|
{ "/Test/_Add fixed children", NULL, do_add_children, 0, NULL },
|
|
{ "/Test/A_dd focusable children", NULL, do_add_focus_children, 0, NULL },
|
|
};
|
|
|
|
static gboolean
|
|
save_buffer (Buffer *buffer)
|
|
{
|
|
GtkTextIter start, end;
|
|
gchar *chars;
|
|
gboolean result = FALSE;
|
|
gboolean have_backup = FALSE;
|
|
gchar *bak_filename;
|
|
FILE *file;
|
|
|
|
g_return_val_if_fail (buffer->filename != NULL, FALSE);
|
|
|
|
bak_filename = g_strconcat (buffer->filename, "~", NULL);
|
|
|
|
if (rename (buffer->filename, bak_filename) != 0)
|
|
{
|
|
if (errno != ENOENT)
|
|
{
|
|
gchar *err = g_strdup_printf ("Cannot back up '%s' to '%s': %s",
|
|
buffer->filename, bak_filename, g_strerror (errno));
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
g_free (err);
|
|
return FALSE;
|
|
}
|
|
}
|
|
else
|
|
have_backup = TRUE;
|
|
|
|
file = fopen (buffer->filename, "w");
|
|
if (!file)
|
|
{
|
|
gchar *err = g_strdup_printf ("Cannot back up '%s' to '%s': %s",
|
|
buffer->filename, bak_filename, g_strerror (errno));
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
}
|
|
else
|
|
{
|
|
gtk_text_buffer_get_iter_at_offset (buffer->buffer, &start, 0);
|
|
gtk_text_buffer_get_end_iter (buffer->buffer, &end);
|
|
|
|
chars = gtk_text_buffer_get_slice (buffer->buffer, &start, &end, FALSE);
|
|
|
|
if (fputs (chars, file) == EOF ||
|
|
fclose (file) == EOF)
|
|
{
|
|
gchar *err = g_strdup_printf ("Error writing to '%s': %s",
|
|
buffer->filename, g_strerror (errno));
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
g_free (err);
|
|
}
|
|
else
|
|
{
|
|
/* Success
|
|
*/
|
|
result = TRUE;
|
|
gtk_text_buffer_set_modified (buffer->buffer, FALSE);
|
|
}
|
|
|
|
g_free (chars);
|
|
}
|
|
|
|
if (!result && have_backup)
|
|
{
|
|
if (rename (bak_filename, buffer->filename) != 0)
|
|
{
|
|
gchar *err = g_strdup_printf ("Error restoring backup file '%s' to '%s': %s\nBackup left as '%s'",
|
|
buffer->filename, bak_filename, g_strerror (errno), bak_filename);
|
|
msgbox_run (NULL, err, "OK", NULL, NULL, 0);
|
|
g_free (err);
|
|
}
|
|
}
|
|
|
|
g_free (bak_filename);
|
|
|
|
return result;
|
|
}
|
|
|
|
static gboolean
|
|
save_as_ok_func (const char *filename, gpointer data)
|
|
{
|
|
Buffer *buffer = data;
|
|
char *old_filename = buffer->filename;
|
|
|
|
if (!buffer->filename || strcmp (filename, buffer->filename) != 0)
|
|
{
|
|
struct stat statbuf;
|
|
|
|
if (stat (filename, &statbuf) == 0)
|
|
{
|
|
gchar *err = g_strdup_printf ("Ovewrite existing file '%s'?", filename);
|
|
gint result = msgbox_run (NULL, err, "Yes", "No", NULL, 1);
|
|
g_free (err);
|
|
|
|
if (result != 0)
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
buffer->filename = g_strdup (filename);
|
|
|
|
if (save_buffer (buffer))
|
|
{
|
|
g_free (old_filename);
|
|
buffer_filename_set (buffer);
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
g_free (buffer->filename);
|
|
buffer->filename = old_filename;
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
save_as_buffer (Buffer *buffer)
|
|
{
|
|
return filesel_run (NULL, "Save File", NULL, save_as_ok_func, buffer);
|
|
}
|
|
|
|
static gboolean
|
|
check_buffer_saved (Buffer *buffer)
|
|
{
|
|
if (gtk_text_buffer_get_modified (buffer->buffer))
|
|
{
|
|
char *pretty_name = buffer_pretty_name (buffer);
|
|
char *msg = g_strdup_printf ("Save changes to '%s'?", pretty_name);
|
|
gint result;
|
|
|
|
g_free (pretty_name);
|
|
|
|
result = msgbox_run (NULL, msg, "Yes", "No", "Cancel", 0);
|
|
g_free (msg);
|
|
|
|
if (result == 0)
|
|
return save_as_buffer (buffer);
|
|
else if (result == 1)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
else
|
|
return TRUE;
|
|
}
|
|
|
|
#define N_COLORS 16
|
|
|
|
static Buffer *
|
|
create_buffer (void)
|
|
{
|
|
Buffer *buffer;
|
|
PangoTabArray *tabs;
|
|
gint i;
|
|
|
|
buffer = g_new (Buffer, 1);
|
|
|
|
buffer->buffer = gtk_text_buffer_new (NULL);
|
|
|
|
buffer->refcount = 1;
|
|
buffer->filename = NULL;
|
|
buffer->untitled_serial = -1;
|
|
|
|
buffer->color_tags = NULL;
|
|
buffer->color_cycle_timeout = 0;
|
|
buffer->start_hue = 0.0;
|
|
|
|
i = 0;
|
|
while (i < N_COLORS)
|
|
{
|
|
GtkTextTag *tag;
|
|
|
|
tag = gtk_text_buffer_create_tag (buffer->buffer, NULL, NULL);
|
|
|
|
buffer->color_tags = g_slist_prepend (buffer->color_tags, tag);
|
|
|
|
++i;
|
|
}
|
|
|
|
#if 1
|
|
buffer->invisible_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"invisible", TRUE, NULL);
|
|
#endif
|
|
|
|
buffer->not_editable_tag =
|
|
gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"editable", FALSE,
|
|
"foreground", "purple", NULL);
|
|
|
|
buffer->found_text_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"foreground", "red", NULL);
|
|
|
|
buffer->rise_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"rise", 10 * PANGO_SCALE, NULL);
|
|
|
|
buffer->large_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"scale", PANGO_SCALE_X_LARGE, NULL);
|
|
|
|
buffer->indent_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"indent", 20, NULL);
|
|
|
|
buffer->margin_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"left_margin", 20, "right_margin", 20, NULL);
|
|
|
|
tabs = pango_tab_array_new_with_positions (4,
|
|
TRUE,
|
|
PANGO_TAB_LEFT, 10,
|
|
PANGO_TAB_LEFT, 30,
|
|
PANGO_TAB_LEFT, 60,
|
|
PANGO_TAB_LEFT, 120);
|
|
|
|
buffer->custom_tabs_tag = gtk_text_buffer_create_tag (buffer->buffer, NULL,
|
|
"tabs", tabs,
|
|
"foreground", "green", NULL);
|
|
|
|
pango_tab_array_free (tabs);
|
|
|
|
buffers = g_slist_prepend (buffers, buffer);
|
|
|
|
return buffer;
|
|
}
|
|
|
|
static char *
|
|
buffer_pretty_name (Buffer *buffer)
|
|
{
|
|
if (buffer->filename)
|
|
{
|
|
char *p;
|
|
char *result = g_path_get_basename (buffer->filename);
|
|
p = strchr (result, '/');
|
|
if (p)
|
|
*p = '\0';
|
|
|
|
return result;
|
|
}
|
|
else
|
|
{
|
|
if (buffer->untitled_serial == -1)
|
|
buffer->untitled_serial = untitled_serial++;
|
|
|
|
if (buffer->untitled_serial == 1)
|
|
return g_strdup ("Untitled");
|
|
else
|
|
return g_strdup_printf ("Untitled #%d", buffer->untitled_serial);
|
|
}
|
|
}
|
|
|
|
static void
|
|
buffer_filename_set (Buffer *buffer)
|
|
{
|
|
GSList *tmp_list = views;
|
|
|
|
while (tmp_list)
|
|
{
|
|
View *view = tmp_list->data;
|
|
|
|
if (view->buffer == buffer)
|
|
view_set_title (view);
|
|
|
|
tmp_list = tmp_list->next;
|
|
}
|
|
}
|
|
|
|
static void
|
|
buffer_search (Buffer *buffer,
|
|
const char *str,
|
|
View *view,
|
|
gboolean forward)
|
|
{
|
|
GtkTextIter iter;
|
|
GtkTextIter start, end;
|
|
GtkWidget *dialog;
|
|
int i;
|
|
|
|
/* remove tag from whole buffer */
|
|
gtk_text_buffer_get_bounds (buffer->buffer, &start, &end);
|
|
gtk_text_buffer_remove_tag (buffer->buffer, buffer->found_text_tag,
|
|
&start, &end );
|
|
|
|
gtk_text_buffer_get_iter_at_mark (buffer->buffer, &iter,
|
|
gtk_text_buffer_get_mark (buffer->buffer,
|
|
"insert"));
|
|
|
|
i = 0;
|
|
if (*str != '\0')
|
|
{
|
|
GtkTextIter match_start, match_end;
|
|
|
|
if (forward)
|
|
{
|
|
while (gtk_text_iter_forward_search (&iter, str,
|
|
GTK_TEXT_SEARCH_VISIBLE_ONLY |
|
|
GTK_TEXT_SEARCH_TEXT_ONLY,
|
|
&match_start, &match_end,
|
|
NULL))
|
|
{
|
|
++i;
|
|
gtk_text_buffer_apply_tag (buffer->buffer, buffer->found_text_tag,
|
|
&match_start, &match_end);
|
|
|
|
iter = match_end;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
while (gtk_text_iter_backward_search (&iter, str,
|
|
GTK_TEXT_SEARCH_VISIBLE_ONLY |
|
|
GTK_TEXT_SEARCH_TEXT_ONLY,
|
|
&match_start, &match_end,
|
|
NULL))
|
|
{
|
|
++i;
|
|
gtk_text_buffer_apply_tag (buffer->buffer, buffer->found_text_tag,
|
|
&match_start, &match_end);
|
|
|
|
iter = match_start;
|
|
}
|
|
}
|
|
}
|
|
|
|
dialog = gtk_message_dialog_new (GTK_WINDOW (view->window),
|
|
GTK_DIALOG_DESTROY_WITH_PARENT,
|
|
GTK_MESSAGE_INFO,
|
|
GTK_BUTTONS_OK,
|
|
"%d strings found and marked in red",
|
|
i);
|
|
|
|
g_signal_connect_swapped (dialog,
|
|
"response",
|
|
G_CALLBACK (gtk_widget_destroy), dialog);
|
|
|
|
gtk_widget_show (dialog);
|
|
}
|
|
|
|
static void
|
|
buffer_search_forward (Buffer *buffer, const char *str,
|
|
View *view)
|
|
{
|
|
buffer_search (buffer, str, view, TRUE);
|
|
}
|
|
|
|
static void
|
|
buffer_search_backward (Buffer *buffer, const char *str,
|
|
View *view)
|
|
{
|
|
buffer_search (buffer, str, view, FALSE);
|
|
}
|
|
|
|
static void
|
|
buffer_ref (Buffer *buffer)
|
|
{
|
|
buffer->refcount++;
|
|
}
|
|
|
|
static void
|
|
buffer_unref (Buffer *buffer)
|
|
{
|
|
buffer->refcount--;
|
|
if (buffer->refcount == 0)
|
|
{
|
|
buffer_set_colors (buffer, FALSE);
|
|
buffers = g_slist_remove (buffers, buffer);
|
|
g_object_unref (buffer->buffer);
|
|
g_free (buffer->filename);
|
|
g_free (buffer);
|
|
}
|
|
}
|
|
|
|
static void
|
|
hsv_to_rgb (gdouble *h,
|
|
gdouble *s,
|
|
gdouble *v)
|
|
{
|
|
gdouble hue, saturation, value;
|
|
gdouble f, p, q, t;
|
|
|
|
if (*s == 0.0)
|
|
{
|
|
*h = *v;
|
|
*s = *v;
|
|
*v = *v; /* heh */
|
|
}
|
|
else
|
|
{
|
|
hue = *h * 6.0;
|
|
saturation = *s;
|
|
value = *v;
|
|
|
|
if (hue >= 6.0)
|
|
hue = 0.0;
|
|
|
|
f = hue - (int) hue;
|
|
p = value * (1.0 - saturation);
|
|
q = value * (1.0 - saturation * f);
|
|
t = value * (1.0 - saturation * (1.0 - f));
|
|
|
|
switch ((int) hue)
|
|
{
|
|
case 0:
|
|
*h = value;
|
|
*s = t;
|
|
*v = p;
|
|
break;
|
|
|
|
case 1:
|
|
*h = q;
|
|
*s = value;
|
|
*v = p;
|
|
break;
|
|
|
|
case 2:
|
|
*h = p;
|
|
*s = value;
|
|
*v = t;
|
|
break;
|
|
|
|
case 3:
|
|
*h = p;
|
|
*s = q;
|
|
*v = value;
|
|
break;
|
|
|
|
case 4:
|
|
*h = t;
|
|
*s = p;
|
|
*v = value;
|
|
break;
|
|
|
|
case 5:
|
|
*h = value;
|
|
*s = p;
|
|
*v = q;
|
|
break;
|
|
|
|
default:
|
|
g_assert_not_reached ();
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
hue_to_color (gdouble hue,
|
|
GdkColor *color)
|
|
{
|
|
gdouble h, s, v;
|
|
|
|
h = hue;
|
|
s = 1.0;
|
|
v = 1.0;
|
|
|
|
g_return_if_fail (hue <= 1.0);
|
|
|
|
hsv_to_rgb (&h, &s, &v);
|
|
|
|
color->red = h * 65535;
|
|
color->green = s * 65535;
|
|
color->blue = v * 65535;
|
|
}
|
|
|
|
|
|
static gint
|
|
color_cycle_timeout (gpointer data)
|
|
{
|
|
Buffer *buffer = data;
|
|
|
|
buffer_cycle_colors (buffer);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
buffer_set_colors (Buffer *buffer,
|
|
gboolean enabled)
|
|
{
|
|
GSList *tmp;
|
|
gdouble hue = 0.0;
|
|
|
|
if (enabled && buffer->color_cycle_timeout == 0)
|
|
buffer->color_cycle_timeout = g_timeout_add (200, color_cycle_timeout, buffer);
|
|
else if (!enabled && buffer->color_cycle_timeout != 0)
|
|
{
|
|
g_source_remove (buffer->color_cycle_timeout);
|
|
buffer->color_cycle_timeout = 0;
|
|
}
|
|
|
|
tmp = buffer->color_tags;
|
|
while (tmp != NULL)
|
|
{
|
|
if (enabled)
|
|
{
|
|
GdkColor color;
|
|
|
|
hue_to_color (hue, &color);
|
|
|
|
g_object_set (tmp->data,
|
|
"foreground_gdk", &color,
|
|
NULL);
|
|
}
|
|
else
|
|
g_object_set (tmp->data,
|
|
"foreground_set", FALSE,
|
|
NULL);
|
|
|
|
hue += 1.0 / N_COLORS;
|
|
|
|
tmp = g_slist_next (tmp);
|
|
}
|
|
}
|
|
|
|
static void
|
|
buffer_cycle_colors (Buffer *buffer)
|
|
{
|
|
GSList *tmp;
|
|
gdouble hue = buffer->start_hue;
|
|
|
|
tmp = buffer->color_tags;
|
|
while (tmp != NULL)
|
|
{
|
|
GdkColor color;
|
|
|
|
hue_to_color (hue, &color);
|
|
|
|
g_object_set (tmp->data,
|
|
"foreground_gdk", &color,
|
|
NULL);
|
|
|
|
hue += 1.0 / N_COLORS;
|
|
if (hue > 1.0)
|
|
hue = 0.0;
|
|
|
|
tmp = g_slist_next (tmp);
|
|
}
|
|
|
|
buffer->start_hue += 1.0 / N_COLORS;
|
|
if (buffer->start_hue > 1.0)
|
|
buffer->start_hue = 0.0;
|
|
}
|
|
|
|
static void
|
|
close_view (View *view)
|
|
{
|
|
views = g_slist_remove (views, view);
|
|
buffer_unref (view->buffer);
|
|
gtk_widget_destroy (view->window);
|
|
g_object_unref (view->item_factory);
|
|
|
|
g_free (view);
|
|
|
|
if (!views)
|
|
gtk_main_quit ();
|
|
}
|
|
|
|
static void
|
|
check_close_view (View *view)
|
|
{
|
|
if (view->buffer->refcount > 1 ||
|
|
check_buffer_saved (view->buffer))
|
|
close_view (view);
|
|
}
|
|
|
|
static void
|
|
view_set_title (View *view)
|
|
{
|
|
char *pretty_name = buffer_pretty_name (view->buffer);
|
|
char *title = g_strconcat ("testtext - ", pretty_name, NULL);
|
|
|
|
gtk_window_set_title (GTK_WINDOW (view->window), title);
|
|
|
|
g_free (pretty_name);
|
|
g_free (title);
|
|
}
|
|
|
|
static void
|
|
cursor_set_callback (GtkTextBuffer *buffer,
|
|
const GtkTextIter *location,
|
|
GtkTextMark *mark,
|
|
gpointer user_data)
|
|
{
|
|
GtkTextView *text_view;
|
|
|
|
/* Redraw tab windows if the cursor moves
|
|
* on the mapped widget (windows may not exist before realization...
|
|
*/
|
|
|
|
text_view = GTK_TEXT_VIEW (user_data);
|
|
|
|
if (GTK_WIDGET_MAPPED (text_view) &&
|
|
mark == gtk_text_buffer_get_insert (buffer))
|
|
{
|
|
GdkWindow *tab_window;
|
|
|
|
tab_window = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_TOP);
|
|
|
|
gdk_window_invalidate_rect (tab_window, NULL, FALSE);
|
|
|
|
tab_window = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_BOTTOM);
|
|
|
|
gdk_window_invalidate_rect (tab_window, NULL, FALSE);
|
|
}
|
|
}
|
|
|
|
static gint
|
|
tab_stops_expose (GtkWidget *widget,
|
|
GdkEventExpose *event,
|
|
gpointer user_data)
|
|
{
|
|
gint first_x;
|
|
gint last_x;
|
|
gint i;
|
|
GdkWindow *top_win;
|
|
GdkWindow *bottom_win;
|
|
GtkTextView *text_view;
|
|
GtkTextWindowType type;
|
|
GdkDrawable *target;
|
|
gint *positions = NULL;
|
|
gint size;
|
|
GtkTextAttributes *attrs;
|
|
GtkTextIter insert;
|
|
GtkTextBuffer *buffer;
|
|
gboolean in_pixels;
|
|
|
|
text_view = GTK_TEXT_VIEW (widget);
|
|
|
|
/* See if this expose is on the tab stop window */
|
|
top_win = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_TOP);
|
|
|
|
bottom_win = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_BOTTOM);
|
|
|
|
if (event->window == top_win)
|
|
{
|
|
type = GTK_TEXT_WINDOW_TOP;
|
|
target = top_win;
|
|
}
|
|
else if (event->window == bottom_win)
|
|
{
|
|
type = GTK_TEXT_WINDOW_BOTTOM;
|
|
target = bottom_win;
|
|
}
|
|
else
|
|
return FALSE;
|
|
|
|
first_x = event->area.x;
|
|
last_x = first_x + event->area.width;
|
|
|
|
gtk_text_view_window_to_buffer_coords (text_view,
|
|
type,
|
|
first_x,
|
|
0,
|
|
&first_x,
|
|
NULL);
|
|
|
|
gtk_text_view_window_to_buffer_coords (text_view,
|
|
type,
|
|
last_x,
|
|
0,
|
|
&last_x,
|
|
NULL);
|
|
|
|
buffer = gtk_text_view_get_buffer (text_view);
|
|
|
|
gtk_text_buffer_get_iter_at_mark (buffer,
|
|
&insert,
|
|
gtk_text_buffer_get_mark (buffer,
|
|
"insert"));
|
|
|
|
attrs = gtk_text_attributes_new ();
|
|
|
|
gtk_text_iter_get_attributes (&insert, attrs);
|
|
|
|
if (attrs->tabs)
|
|
{
|
|
size = pango_tab_array_get_size (attrs->tabs);
|
|
|
|
pango_tab_array_get_tabs (attrs->tabs,
|
|
NULL,
|
|
&positions);
|
|
|
|
in_pixels = pango_tab_array_get_positions_in_pixels (attrs->tabs);
|
|
}
|
|
else
|
|
{
|
|
size = 0;
|
|
in_pixels = FALSE;
|
|
}
|
|
|
|
gtk_text_attributes_unref (attrs);
|
|
|
|
i = 0;
|
|
while (i < size)
|
|
{
|
|
gint pos;
|
|
|
|
if (!in_pixels)
|
|
positions[i] = PANGO_PIXELS (positions[i]);
|
|
|
|
gtk_text_view_buffer_to_window_coords (text_view,
|
|
type,
|
|
positions[i],
|
|
0,
|
|
&pos,
|
|
NULL);
|
|
|
|
gdk_draw_line (target,
|
|
widget->style->fg_gc [widget->state],
|
|
pos, 0,
|
|
pos, 15);
|
|
|
|
++i;
|
|
}
|
|
|
|
g_free (positions);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
get_lines (GtkTextView *text_view,
|
|
gint first_y,
|
|
gint last_y,
|
|
GArray *buffer_coords,
|
|
GArray *numbers,
|
|
gint *countp)
|
|
{
|
|
GtkTextIter iter;
|
|
gint count;
|
|
gint size;
|
|
|
|
g_array_set_size (buffer_coords, 0);
|
|
g_array_set_size (numbers, 0);
|
|
|
|
/* Get iter at first y */
|
|
gtk_text_view_get_line_at_y (text_view, &iter, first_y, NULL);
|
|
|
|
/* For each iter, get its location and add it to the arrays.
|
|
* Stop when we pass last_y
|
|
*/
|
|
count = 0;
|
|
size = 0;
|
|
|
|
while (!gtk_text_iter_is_end (&iter))
|
|
{
|
|
gint y, height;
|
|
gint line_num;
|
|
|
|
gtk_text_view_get_line_yrange (text_view, &iter, &y, &height);
|
|
|
|
g_array_append_val (buffer_coords, y);
|
|
line_num = gtk_text_iter_get_line (&iter);
|
|
g_array_append_val (numbers, line_num);
|
|
|
|
++count;
|
|
|
|
if ((y + height) >= last_y)
|
|
break;
|
|
|
|
gtk_text_iter_forward_line (&iter);
|
|
}
|
|
|
|
*countp = count;
|
|
}
|
|
|
|
static gint
|
|
line_numbers_expose (GtkWidget *widget,
|
|
GdkEventExpose *event,
|
|
gpointer user_data)
|
|
{
|
|
gint count;
|
|
GArray *numbers;
|
|
GArray *pixels;
|
|
gint first_y;
|
|
gint last_y;
|
|
gint i;
|
|
GdkWindow *left_win;
|
|
GdkWindow *right_win;
|
|
PangoLayout *layout;
|
|
GtkTextView *text_view;
|
|
GtkTextWindowType type;
|
|
GdkDrawable *target;
|
|
|
|
text_view = GTK_TEXT_VIEW (widget);
|
|
|
|
/* See if this expose is on the line numbers window */
|
|
left_win = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_LEFT);
|
|
|
|
right_win = gtk_text_view_get_window (text_view,
|
|
GTK_TEXT_WINDOW_RIGHT);
|
|
|
|
if (event->window == left_win)
|
|
{
|
|
type = GTK_TEXT_WINDOW_LEFT;
|
|
target = left_win;
|
|
}
|
|
else if (event->window == right_win)
|
|
{
|
|
type = GTK_TEXT_WINDOW_RIGHT;
|
|
target = right_win;
|
|
}
|
|
else
|
|
return FALSE;
|
|
|
|
first_y = event->area.y;
|
|
last_y = first_y + event->area.height;
|
|
|
|
gtk_text_view_window_to_buffer_coords (text_view,
|
|
type,
|
|
0,
|
|
first_y,
|
|
NULL,
|
|
&first_y);
|
|
|
|
gtk_text_view_window_to_buffer_coords (text_view,
|
|
type,
|
|
0,
|
|
last_y,
|
|
NULL,
|
|
&last_y);
|
|
|
|
numbers = g_array_new (FALSE, FALSE, sizeof (gint));
|
|
pixels = g_array_new (FALSE, FALSE, sizeof (gint));
|
|
|
|
get_lines (text_view,
|
|
first_y,
|
|
last_y,
|
|
pixels,
|
|
numbers,
|
|
&count);
|
|
|
|
/* Draw fully internationalized numbers! */
|
|
|
|
layout = gtk_widget_create_pango_layout (widget, "");
|
|
|
|
i = 0;
|
|
while (i < count)
|
|
{
|
|
gint pos;
|
|
gchar *str;
|
|
|
|
gtk_text_view_buffer_to_window_coords (text_view,
|
|
type,
|
|
0,
|
|
g_array_index (pixels, gint, i),
|
|
NULL,
|
|
&pos);
|
|
|
|
str = g_strdup_printf ("%d", g_array_index (numbers, gint, i));
|
|
|
|
pango_layout_set_text (layout, str, -1);
|
|
|
|
gtk_paint_layout (widget->style,
|
|
target,
|
|
GTK_WIDGET_STATE (widget),
|
|
FALSE,
|
|
NULL,
|
|
widget,
|
|
NULL,
|
|
2, pos + 2,
|
|
layout);
|
|
|
|
g_free (str);
|
|
|
|
++i;
|
|
}
|
|
|
|
g_array_free (pixels, TRUE);
|
|
g_array_free (numbers, TRUE);
|
|
|
|
g_object_unref (layout);
|
|
|
|
/* don't stop emission, need to draw children */
|
|
return FALSE;
|
|
}
|
|
|
|
static View *
|
|
create_view (Buffer *buffer)
|
|
{
|
|
View *view;
|
|
|
|
GtkWidget *sw;
|
|
GtkWidget *vbox;
|
|
|
|
view = g_new0 (View, 1);
|
|
views = g_slist_prepend (views, view);
|
|
|
|
view->buffer = buffer;
|
|
buffer_ref (buffer);
|
|
|
|
view->window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
|
|
g_object_set_data (G_OBJECT (view->window), "view", view);
|
|
|
|
g_signal_connect (view->window, "delete_event",
|
|
G_CALLBACK (delete_event_cb), NULL);
|
|
|
|
view->accel_group = gtk_accel_group_new ();
|
|
view->item_factory = gtk_item_factory_new (GTK_TYPE_MENU_BAR, "<main>", view->accel_group);
|
|
g_object_set_data (G_OBJECT (view->item_factory), "view", view);
|
|
|
|
gtk_item_factory_create_items (view->item_factory, G_N_ELEMENTS (menu_items), menu_items, view);
|
|
|
|
gtk_window_add_accel_group (GTK_WINDOW (view->window), view->accel_group);
|
|
|
|
vbox = gtk_vbox_new (FALSE, 0);
|
|
gtk_container_add (GTK_CONTAINER (view->window), vbox);
|
|
|
|
gtk_box_pack_start (GTK_BOX (vbox),
|
|
gtk_item_factory_get_widget (view->item_factory, "<main>"),
|
|
FALSE, FALSE, 0);
|
|
|
|
sw = gtk_scrolled_window_new (NULL, NULL);
|
|
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
|
|
GTK_POLICY_AUTOMATIC,
|
|
GTK_POLICY_AUTOMATIC);
|
|
|
|
view->text_view = gtk_text_view_new_with_buffer (buffer->buffer);
|
|
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_WRAP_WORD);
|
|
|
|
/* Make sure border width works, no real reason to do this other than testing */
|
|
gtk_container_set_border_width (GTK_CONTAINER (view->text_view),
|
|
10);
|
|
|
|
/* Draw tab stops in the top and bottom windows. */
|
|
|
|
gtk_text_view_set_border_window_size (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_TOP,
|
|
15);
|
|
|
|
gtk_text_view_set_border_window_size (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_BOTTOM,
|
|
15);
|
|
|
|
g_signal_connect (view->text_view,
|
|
"expose_event",
|
|
G_CALLBACK (tab_stops_expose),
|
|
NULL);
|
|
|
|
g_signal_connect (view->buffer->buffer,
|
|
"mark_set",
|
|
G_CALLBACK (cursor_set_callback),
|
|
view->text_view);
|
|
|
|
/* Draw line numbers in the side windows; we should really be
|
|
* more scientific about what width we set them to.
|
|
*/
|
|
gtk_text_view_set_border_window_size (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_RIGHT,
|
|
30);
|
|
|
|
gtk_text_view_set_border_window_size (GTK_TEXT_VIEW (view->text_view),
|
|
GTK_TEXT_WINDOW_LEFT,
|
|
30);
|
|
|
|
g_signal_connect (view->text_view,
|
|
"expose_event",
|
|
G_CALLBACK (line_numbers_expose),
|
|
NULL);
|
|
|
|
gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
|
|
gtk_container_add (GTK_CONTAINER (sw), view->text_view);
|
|
|
|
gtk_window_set_default_size (GTK_WINDOW (view->window), 500, 500);
|
|
|
|
gtk_widget_grab_focus (view->text_view);
|
|
|
|
view_set_title (view);
|
|
view_init_menus (view);
|
|
|
|
view_add_example_widgets (view);
|
|
|
|
gtk_widget_show_all (view->window);
|
|
return view;
|
|
}
|
|
|
|
static void
|
|
view_add_example_widgets (View *view)
|
|
{
|
|
GtkTextChildAnchor *anchor;
|
|
Buffer *buffer;
|
|
|
|
buffer = view->buffer;
|
|
|
|
anchor = g_object_get_data (G_OBJECT (buffer->buffer),
|
|
"anchor");
|
|
|
|
if (anchor && !gtk_text_child_anchor_get_deleted (anchor))
|
|
{
|
|
GtkWidget *widget;
|
|
|
|
widget = gtk_button_new_with_label ("Foo");
|
|
|
|
gtk_text_view_add_child_at_anchor (GTK_TEXT_VIEW (view->text_view),
|
|
widget,
|
|
anchor);
|
|
|
|
gtk_widget_show (widget);
|
|
}
|
|
}
|
|
|
|
void
|
|
test_init (void)
|
|
{
|
|
if (g_file_test ("../gdk-pixbuf/libpixbufloader-pnm.la",
|
|
G_FILE_TEST_EXISTS))
|
|
{
|
|
g_setenv ("GDK_PIXBUF_MODULE_FILE", "../gdk-pixbuf/gdk-pixbuf.loaders", TRUE);
|
|
g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/gtk.immodules", TRUE);
|
|
}
|
|
}
|
|
|
|
int
|
|
main (int argc, char** argv)
|
|
{
|
|
Buffer *buffer;
|
|
View *view;
|
|
int i;
|
|
|
|
test_init ();
|
|
gtk_init (&argc, &argv);
|
|
|
|
buffer = create_buffer ();
|
|
view = create_view (buffer);
|
|
buffer_unref (buffer);
|
|
|
|
push_active_window (GTK_WINDOW (view->window));
|
|
for (i=1; i < argc; i++)
|
|
{
|
|
char *filename;
|
|
|
|
/* Quick and dirty canonicalization - better should be in GLib
|
|
*/
|
|
|
|
if (!g_path_is_absolute (argv[i]))
|
|
{
|
|
char *cwd = g_get_current_dir ();
|
|
filename = g_strconcat (cwd, "/", argv[i], NULL);
|
|
g_free (cwd);
|
|
}
|
|
else
|
|
filename = argv[i];
|
|
|
|
open_ok_func (filename, view);
|
|
|
|
if (filename != argv[i])
|
|
g_free (filename);
|
|
}
|
|
pop_active_window ();
|
|
|
|
gtk_main ();
|
|
|
|
return 0;
|
|
}
|
|
|
|
|