+++ /dev/null
-/* testtext.c
- * Copyright (C) 2000 Red Hat, Inc
- * Author: Havoc Pennington
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library 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.
- */
-
-#include "config.h"
-#include <stdio.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <gtk/gtk.h>
-#include <gdk/gdkkeysyms.h>
-
-#include "prop-editor.h"
-
-typedef struct _Buffer Buffer;
-typedef struct _View View;
-
-static gint untitled_serial = 1;
-
-GSList *active_window_stack = NULL;
-
-struct _Buffer
-{
- gint refcount;
- GtkTextBuffer *buffer;
- char *filename;
- gint untitled_serial;
- GtkTextTag *invisible_tag;
- GtkTextTag *not_editable_tag;
- GtkTextTag *found_text_tag;
- GtkTextTag *rise_tag;
- GtkTextTag *large_tag;
- GtkTextTag *indent_tag;
- GtkTextTag *margin_tag;
- GtkTextTag *custom_tabs_tag;
- GSList *color_tags;
- guint color_cycle_timeout;
- gdouble start_hue;
-};
-
-struct _View
-{
- GtkWidget *window;
- GtkWidget *text_view;
- GtkAccelGroup *accel_group;
- GtkItemFactory *item_factory;
- Buffer *buffer;
-};
-
-static void push_active_window (GtkWindow *window);
-static void pop_active_window (void);
-static GtkWindow *get_active_window (void);
-
-static Buffer * create_buffer (void);
-static gboolean check_buffer_saved (Buffer *buffer);
-static gboolean save_buffer (Buffer *buffer);
-static gboolean save_as_buffer (Buffer *buffer);
-static char * buffer_pretty_name (Buffer *buffer);
-static void buffer_filename_set (Buffer *buffer);
-static void buffer_search_forward (Buffer *buffer,
- const char *str,
- View *view);
-static void buffer_search_backward (Buffer *buffer,
- const char *str,
- View *view);
-static void buffer_set_colors (Buffer *buffer,
- gboolean enabled);
-static void buffer_cycle_colors (Buffer *buffer);
-
-static View *view_from_widget (GtkWidget *widget);
-
-static View *create_view (Buffer *buffer);
-static void check_close_view (View *view);
-static void close_view (View *view);
-static void view_set_title (View *view);
-static void view_init_menus (View *view);
-static void view_add_example_widgets (View *view);
-
-GSList *buffers = NULL;
-GSList *views = NULL;
-
-static void
-push_active_window (GtkWindow *window)
-{
- g_object_ref (window);
- active_window_stack = g_slist_prepend (active_window_stack, window);
-}
-
-static void
-pop_active_window (void)
-{
- g_object_unref (active_window_stack->data);
- active_window_stack = g_slist_delete_link (active_window_stack, active_window_stack);
-}
-
-static GtkWindow *
-get_active_window (void)
-{
- if (active_window_stack)
- return active_window_stack->data;
- else
- return NULL;
-}
-
-/*
- * Filesel utility function
- */
-
-typedef gboolean (*FileselOKFunc) (const char *filename, gpointer data);
-
-static void
-filesel_ok_cb (GtkWidget *button, GtkWidget *filesel)
-{
- FileselOKFunc ok_func = (FileselOKFunc)g_object_get_data (G_OBJECT (filesel), "ok-func");
- gpointer data = g_object_get_data (G_OBJECT (filesel), "ok-data");
- gint *result = g_object_get_data (G_OBJECT (filesel), "ok-result");
-
- gtk_widget_hide (filesel);
-
- if ((*ok_func) (gtk_file_selection_get_filename (GTK_FILE_SELECTION (filesel)), data))
- {
- gtk_widget_destroy (filesel);
- *result = TRUE;
- }
- else
- gtk_widget_show (filesel);
-}
-
-gboolean
-filesel_run (GtkWindow *parent,
- const char *title,
- const char *start_file,
- FileselOKFunc func,
- gpointer data)
-{
- GtkWidget *filesel = gtk_file_selection_new (title);
- gboolean result = FALSE;
-
- if (!parent)
- parent = get_active_window ();
-
- if (parent)
- gtk_window_set_transient_for (GTK_WINDOW (filesel), parent);
-
- if (start_file)
- gtk_file_selection_set_filename (GTK_FILE_SELECTION (filesel), start_file);
-
-
- g_object_set_data (G_OBJECT (filesel), "ok-func", func);
- g_object_set_data (G_OBJECT (filesel), "ok-data", data);
- g_object_set_data (G_OBJECT (filesel), "ok-result", &result);
-
- g_signal_connect (GTK_FILE_SELECTION (filesel)->ok_button,
- "clicked",
- G_CALLBACK (filesel_ok_cb), filesel);
- g_signal_connect_swapped (GTK_FILE_SELECTION (filesel)->cancel_button,
- "clicked",
- G_CALLBACK (gtk_widget_destroy), filesel);
-
- g_signal_connect (filesel, "destroy",
- G_CALLBACK (gtk_main_quit), NULL);
- gtk_window_set_modal (GTK_WINDOW (filesel), TRUE);
-
- gtk_widget_show (filesel);
- gtk_main ();
-
- return result;
-}
-
-/*
- * MsgBox utility functions
- */
-
-static void
-msgbox_yes_cb (GtkWidget *widget, gboolean *result)
-{
- *result = 0;
- gtk_widget_destroy (gtk_widget_get_toplevel (widget));
-}
-
-static void
-msgbox_no_cb (GtkWidget *widget, gboolean *result)
-{
- *result = 1;
- gtk_widget_destroy (gtk_widget_get_toplevel (widget));
-}
-
-static gboolean
-msgbox_key_press_cb (GtkWidget *widget, GdkEventKey *event, gpointer data)
-{
- if (event->keyval == GDK_Escape)
- {
- g_signal_stop_emission_by_name (widget, "key_press_event");
- gtk_widget_destroy (widget);
- return TRUE;
- }
-
- return FALSE;
-}
-
-/* Don't copy this example, it's all crack-smoking - you can just use
- * GtkMessageDialog now
- */
-gint
-msgbox_run (GtkWindow *parent,
- const char *message,
- const char *yes_button,
- const char *no_button,
- const char *cancel_button,
- gint default_index)
-{
- gboolean result = -1;
- GtkWidget *dialog;
- GtkWidget *button;
- GtkWidget *label;
- GtkWidget *vbox;
- GtkWidget *button_box;
- GtkWidget *separator;
-
- g_return_val_if_fail (message != NULL, FALSE);
- g_return_val_if_fail (default_index >= 0 && default_index <= 1, FALSE);
-
- if (!parent)
- parent = get_active_window ();
-
- /* Create a dialog
- */
- dialog = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
- if (parent)
- gtk_window_set_transient_for (GTK_WINDOW (dialog), parent);
- gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_MOUSE);
-
- /* Quit our recursive main loop when the dialog is destroyed.
- */
- g_signal_connect (dialog, "destroy",
- G_CALLBACK (gtk_main_quit), NULL);
-
- /* Catch Escape key presses and have them destroy the dialog
- */
- g_signal_connect (dialog, "key_press_event",
- G_CALLBACK (msgbox_key_press_cb), NULL);
-
- /* Fill in the contents of the widget
- */
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, FALSE, 0);
- gtk_container_add (GTK_CONTAINER (dialog), vbox);
-
- label = gtk_label_new (message);
- gtk_misc_set_padding (GTK_MISC (label), 12, 12);
- gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
- gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
-
- separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
- gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 0);
-
- button_box = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
- gtk_box_pack_start (GTK_BOX (vbox), button_box, FALSE, FALSE, 0);
- gtk_container_set_border_width (GTK_CONTAINER (button_box), 8);
-
-
- /* When Yes is clicked, call the msgbox_yes_cb
- * This sets the result variable and destroys the dialog
- */
- if (yes_button)
- {
- button = gtk_button_new_with_label (yes_button);
- gtk_widget_set_can_default (button, TRUE);
- gtk_container_add (GTK_CONTAINER (button_box), button);
-
- if (default_index == 0)
- gtk_widget_grab_default (button);
-
- g_signal_connect (button, "clicked",
- G_CALLBACK (msgbox_yes_cb), &result);
- }
-
- /* When No is clicked, call the msgbox_no_cb
- * This sets the result variable and destroys the dialog
- */
- if (no_button)
- {
- button = gtk_button_new_with_label (no_button);
- gtk_widget_set_can_default (button, TRUE);
- gtk_container_add (GTK_CONTAINER (button_box), button);
-
- if (default_index == 0)
- gtk_widget_grab_default (button);
-
- g_signal_connect (button, "clicked",
- G_CALLBACK (msgbox_no_cb), &result);
- }
-
- /* When Cancel is clicked, destroy the dialog
- */
- if (cancel_button)
- {
- button = gtk_button_new_with_label (cancel_button);
- gtk_widget_set_can_default (button, TRUE);
- gtk_container_add (GTK_CONTAINER (button_box), button);
-
- if (default_index == 1)
- gtk_widget_grab_default (button);
-
- g_signal_connect_swapped (button, "clicked",
- G_CALLBACK (gtk_object_destroy), dialog);
- }
-
- gtk_widget_show_all (dialog);
-
- /* Run a recursive main loop until a button is clicked
- * or the user destroys the dialog through the window mananger */
- gtk_main ();
-
- return result;
-}
-
-#ifdef DO_BLINK
-/*
- * Example buffer filling code
- */
-static gint
-blink_timeout (gpointer data)
-{
- GtkTextTag *tag;
- static gboolean flip = FALSE;
-
- tag = GTK_TEXT_TAG (data);
-
- g_object_set (tag,
- "foreground", flip ? "blue" : "purple",
- NULL);
-
- flip = !flip;
-
- return TRUE;
-}
-#endif
-
-static gint
-tag_event_handler (GtkTextTag *tag, GtkWidget *widget, GdkEvent *event,
- const GtkTextIter *iter, gpointer user_data)
-{
- gint char_index;
-
- char_index = gtk_text_iter_get_offset (iter);
-
- switch (event->type)
- {
- case GDK_MOTION_NOTIFY:
- printf ("Motion event at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_BUTTON_PRESS:
- printf ("Button press at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_2BUTTON_PRESS:
- printf ("Double click at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_3BUTTON_PRESS:
- printf ("Triple click at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_BUTTON_RELEASE:
- printf ("Button release at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_KEY_PRESS:
- case GDK_KEY_RELEASE:
- printf ("Key event at char %d tag `%s'\n",
- char_index, tag->name);
- break;
-
- case GDK_ENTER_NOTIFY:
- case GDK_LEAVE_NOTIFY:
- case GDK_PROPERTY_NOTIFY:
- case GDK_SELECTION_CLEAR:
- case GDK_SELECTION_REQUEST:
- case GDK_SELECTION_NOTIFY:
- case GDK_PROXIMITY_IN:
- case GDK_PROXIMITY_OUT:
- case GDK_DRAG_ENTER:
- case GDK_DRAG_LEAVE:
- case GDK_DRAG_MOTION:
- case GDK_DRAG_STATUS:
- case GDK_DROP_START:
- case GDK_DROP_FINISHED:
- default:
- break;
- }
-
- return FALSE;
-}
-
-static void
-setup_tag (GtkTextTag *tag)
-{
- g_signal_connect (tag,
- "event",
- G_CALLBACK (tag_event_handler),
- NULL);
-}
-
-static const char *book_closed_xpm[] = {
-"16 16 6 1",
-" c None s None",
-". c black",
-"X c red",
-"o c yellow",
-"O c #808080",
-"# c white",
-" ",
-" .. ",
-" ..XX. ",
-" ..XXXXX. ",
-" ..XXXXXXXX. ",
-".ooXXXXXXXXX. ",
-"..ooXXXXXXXXX. ",
-".X.ooXXXXXXXXX. ",
-".XX.ooXXXXXX.. ",
-" .XX.ooXXX..#O ",
-" .XX.oo..##OO. ",
-" .XX..##OO.. ",
-" .X.#OO.. ",
-" ..O.. ",
-" .. ",
-" "};
-
-void
-fill_example_buffer (GtkTextBuffer *buffer)
-{
- GtkTextIter iter, iter2;
- GtkTextTag *tag;
- GtkTextChildAnchor *anchor;
- GdkColor color;
- GdkColor color2;
- GdkPixbuf *pixbuf;
- int i;
- char *str;
-
- /* FIXME this is broken if called twice on a buffer, since
- * we try to create tags a second time.
- */
-
- tag = gtk_text_buffer_create_tag (buffer, "fg_blue", NULL);
-
-#ifdef DO_BLINK
- g_timeout_add (1000, (GSourceFunc)blink_timeout, tag);
-#endif
-
- setup_tag (tag);
-
- color.red = color.green = 0;
- color.blue = 0xffff;
- color2.red = 0xfff;
- color2.blue = 0x0;
- color2.green = 0;
- g_object_set (tag,
- "foreground_gdk", &color,
- "background_gdk", &color2,
- "size_points", 24.0,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "fg_red", NULL);
-
- setup_tag (tag);
-
- color.blue = color.green = 0;
- color.red = 0xffff;
- g_object_set (tag,
- "rise", -4 * PANGO_SCALE,
- "foreground_gdk", &color,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "bg_green", NULL);
-
- setup_tag (tag);
-
- color.blue = color.red = 0;
- color.green = 0xffff;
- g_object_set (tag,
- "background_gdk", &color,
- "size_points", 10.0,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "strikethrough", NULL);
-
- setup_tag (tag);
-
- g_object_set (tag,
- "strikethrough", TRUE,
- NULL);
-
-
- tag = gtk_text_buffer_create_tag (buffer, "underline", NULL);
-
- setup_tag (tag);
-
- g_object_set (tag,
- "underline", PANGO_UNDERLINE_SINGLE,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "underline_error", NULL);
-
- setup_tag (tag);
-
- g_object_set (tag,
- "underline", PANGO_UNDERLINE_ERROR,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "centered", NULL);
-
- g_object_set (tag,
- "justification", GTK_JUSTIFY_CENTER,
- NULL);
-
- tag = gtk_text_buffer_create_tag (buffer, "rtl_quote", NULL);
-
- g_object_set (tag,
- "wrap_mode", GTK_WRAP_WORD,
- "direction", GTK_TEXT_DIR_RTL,
- "indent", 30,
- "left_margin", 20,
- "right_margin", 20,
- NULL);
-
-
- tag = gtk_text_buffer_create_tag (buffer, "negative_indent", NULL);
-
- g_object_set (tag,
- "indent", -25,
- NULL);
-
- gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
-
- anchor = gtk_text_buffer_create_child_anchor (buffer, &iter);
-
- 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
-change_cursor_color (GtkWidget *widget,
- gboolean set)
-{
- if (set)
- {
- GdkColor red = {0, 65535, 0, 0};
- gtk_widget_modify_cursor (widget, &red, &red);
- }
- else
- gtk_widget_modify_cursor (widget, NULL, NULL);
-}
-
-static void
-do_cursor_visible_changed (gpointer callback_data,
- guint callback_action,
- GtkWidget *widget)
-{
- View *view = view_from_widget (widget);
-
- switch (callback_action)
- {
- case 0:
- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view->text_view), FALSE);
- break;
- case 1:
- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view->text_view), TRUE);
- change_cursor_color (view->text_view, FALSE);
- break;
- case 2:
- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view->text_view), TRUE);
- change_cursor_color (view->text_view, TRUE);
- break;
- }
-}
-
-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);
-}
-
-static void
-rich_text_store_populate (GtkListStore *store,
- GtkTextBuffer *buffer,
- gboolean deserialize)
-{
- GdkAtom *formats;
- gint n_formats;
- gint i;
-
- gtk_list_store_clear (store);
-
- if (deserialize)
- formats = gtk_text_buffer_get_deserialize_formats (buffer, &n_formats);
- else
- formats = gtk_text_buffer_get_serialize_formats (buffer, &n_formats);
-
- for (i = 0; i < n_formats; i++)
- {
- GtkTreeIter iter;
- gchar *mime_type;
- gboolean can_create_tags = FALSE;
-
- mime_type = gdk_atom_name (formats[i]);
-
- if (deserialize)
- can_create_tags =
- gtk_text_buffer_deserialize_get_can_create_tags (buffer, formats[i]);
-
- gtk_list_store_append (store, &iter);
- gtk_list_store_set (store, &iter,
- 0, formats[i],
- 1, mime_type,
- 2, can_create_tags,
- -1);
-
- g_free (mime_type);
- }
-
- g_free (formats);
-}
-
-static void
-rich_text_paste_target_list_notify (GtkTextBuffer *buffer,
- const GParamSpec *pspec,
- GtkListStore *store)
-{
- rich_text_store_populate (store, buffer, TRUE);
-}
-
-static void
-rich_text_copy_target_list_notify (GtkTextBuffer *buffer,
- const GParamSpec *pspec,
- GtkListStore *store)
-{
- rich_text_store_populate (store, buffer, FALSE);
-}
-
-static void
-rich_text_can_create_tags_toggled (GtkCellRendererToggle *toggle,
- const gchar *path,
- GtkTreeModel *model)
-{
- GtkTreeIter iter;
-
- if (gtk_tree_model_get_iter_from_string (model, &iter, path))
- {
- GtkTextBuffer *buffer;
- GdkAtom format;
- gboolean can_create_tags;
-
- buffer = g_object_get_data (G_OBJECT (model), "buffer");
-
- gtk_tree_model_get (model, &iter,
- 0, &format,
- 2, &can_create_tags,
- -1);
-
- gtk_text_buffer_deserialize_set_can_create_tags (buffer, format,
- !can_create_tags);
-
- gtk_list_store_set (GTK_LIST_STORE (model), &iter,
- 2, !can_create_tags,
- -1);
- }
-}
-
-static void
-rich_text_unregister_clicked (GtkWidget *button,
- GtkTreeView *tv)
-{
- GtkTreeSelection *sel = gtk_tree_view_get_selection (tv);
- GtkTreeModel *model;
- GtkTreeIter iter;
-
- if (gtk_tree_selection_get_selected (sel, &model, &iter))
- {
- GtkTextBuffer *buffer;
- gboolean deserialize;
- GdkAtom format;
-
- buffer = g_object_get_data (G_OBJECT (model), "buffer");
- deserialize = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (model),
- "deserialize"));
-
- gtk_tree_model_get (model, &iter,
- 0, &format,
- -1);
-
- if (deserialize)
- gtk_text_buffer_unregister_deserialize_format (buffer, format);
- else
- gtk_text_buffer_unregister_serialize_format (buffer, format);
- }
-}
-
-static void
-rich_text_register_clicked (GtkWidget *button,
- GtkTreeView *tv)
-{
- GtkWidget *dialog;
- GtkWidget *label;
- GtkWidget *entry;
-
- dialog = gtk_dialog_new_with_buttons ("Register new Tagset",
- GTK_WINDOW (gtk_widget_get_toplevel (button)),
- GTK_DIALOG_DESTROY_WITH_PARENT,
- GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
- GTK_STOCK_OK, GTK_RESPONSE_OK,
- NULL);
- label = gtk_label_new ("Enter tagset name or leave blank for "
- "unrestricted internal format:");
- gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), label,
- FALSE, FALSE, 0);
-
- entry = gtk_entry_new ();
- gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), entry,
- FALSE, FALSE, 0);
-
- gtk_widget_show_all (dialog);
-
- if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK)
- {
- GtkTreeModel *model = gtk_tree_view_get_model (tv);
- GtkTextBuffer *buffer = g_object_get_data (G_OBJECT (model), "buffer");
- const gchar *tagset = gtk_entry_get_text (GTK_ENTRY (entry));
- gboolean deserialize;
-
- deserialize = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (model),
- "deserialize"));
-
- if (tagset && ! strlen (tagset))
- tagset = NULL;
-
- if (deserialize)
- gtk_text_buffer_register_deserialize_tagset (buffer, tagset);
- else
- gtk_text_buffer_register_serialize_tagset (buffer, tagset);
- }
-
- gtk_widget_destroy (dialog);
-}
-
-static void
-do_rich_text (gpointer callback_data,
- guint deserialize,
- GtkWidget *widget)
-{
- View *view = view_from_widget (widget);
- GtkTextBuffer *buffer;
- GtkWidget *dialog;
- GtkWidget *tv;
- GtkWidget *sw;
- GtkWidget *hbox;
- GtkWidget *button;
- GtkListStore *store;
-
- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view->text_view));
-
- dialog = gtk_dialog_new_with_buttons (deserialize ?
- "Rich Text Paste & Drop" :
- "Rich Text Copy & Drag",
- GTK_WINDOW (view->window),
- GTK_DIALOG_DESTROY_WITH_PARENT,
- GTK_STOCK_CLOSE, 0,
- NULL);
- g_signal_connect (dialog, "response",
- G_CALLBACK (gtk_widget_destroy),
- NULL);
-
- store = gtk_list_store_new (3,
- G_TYPE_POINTER,
- G_TYPE_STRING,
- G_TYPE_BOOLEAN);
-
- g_object_set_data (G_OBJECT (store), "buffer", buffer);
- g_object_set_data (G_OBJECT (store), "deserialize",
- GUINT_TO_POINTER (deserialize));
-
- tv = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
- g_object_unref (store);
-
- gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tv),
- 0, "Rich Text Format",
- gtk_cell_renderer_text_new (),
- "text", 1,
- NULL);
-
- if (deserialize)
- {
- GtkCellRenderer *renderer = gtk_cell_renderer_toggle_new ();
-
- gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tv),
- 1, "Can Create Tags",
- renderer,
- "active", 2,
- NULL);
-
- g_signal_connect (renderer, "toggled",
- G_CALLBACK (rich_text_can_create_tags_toggled),
- store);
- }
-
- sw = gtk_scrolled_window_new (NULL, NULL);
- gtk_widget_set_size_request (sw, 300, 100);
- gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog)->vbox), sw);
-
- gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (sw), tv);
-
- hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, FALSE, 6);
- gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox,
- FALSE, FALSE, 0);
-
- button = gtk_button_new_with_label ("Unregister Selected Format");
- gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
-
- g_signal_connect (button, "clicked",
- G_CALLBACK (rich_text_unregister_clicked),
- tv);
-
- button = gtk_button_new_with_label ("Register New Tagset\n"
- "for the Internal Format");
- gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
-
- g_signal_connect (button, "clicked",
- G_CALLBACK (rich_text_register_clicked),
- tv);
-
- if (deserialize)
- g_signal_connect_object (buffer, "notify::paste-target-list",
- G_CALLBACK (rich_text_paste_target_list_notify),
- G_OBJECT (store), 0);
- else
- g_signal_connect_object (buffer, "notify::copy-target-list",
- G_CALLBACK (rich_text_copy_target_list_notify),
- G_OBJECT (store), 0);
-
- rich_text_store_populate (store, buffer, deserialize);
-
- gtk_widget_show_all (dialog);
-}
-
-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_copy (gpointer callback_data,
- guint callback_action,
- GtkWidget *widget)
-{
- View *view = view_from_widget (widget);
- GtkTextBuffer *buffer;
-
- buffer = view->buffer->buffer;
-
- gtk_text_buffer_copy_clipboard (buffer,
- gtk_clipboard_get (GDK_NONE));
-}
-
-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/Copy", NULL, do_copy, 0, NULL },
- { "/Edit/sep1", NULL, NULL, 0, "<Separator>" },
- { "/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 normal", NULL, do_cursor_visible_changed, 1, "<RadioItem>" },
- { "/Settings/Cursor not visible", NULL, do_cursor_visible_changed, 0, "/Settings/Cursor normal" },
- { "/Settings/Cursor colored", NULL, do_cursor_visible_changed, 2, "/Settings/Cursor normal" },
- { "/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 },
- { "/Attributes/Rich Text copy & drag", NULL, do_rich_text, 0, NULL },
- { "/Attributes/Rich Text paste & drop", NULL, do_rich_text, 1, 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 = gdk_threads_add_timeout (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_get_mapped (GTK_WIDGET (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_get_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 void
-selection_changed (GtkTextBuffer *buffer,
- GParamSpec *pspec,
- GtkWidget *copy_menu)
-{
- gtk_widget_set_sensitive (copy_menu, gtk_text_buffer_get_has_selection (buffer));
-}
-
-static View *
-create_view (Buffer *buffer)
-{
- View *view;
- GtkWidget *copy_menu;
- 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);
-
- /* make the Copy menu item sensitivity update according to the selection */
- copy_menu = gtk_item_factory_get_item (view->item_factory, "<main>/Edit/Copy");
- gtk_widget_set_sensitive (copy_menu, gtk_text_buffer_get_has_selection (view->buffer->buffer));
- g_signal_connect (view->buffer->buffer,
- "notify::has-selection",
- G_CALLBACK (selection_changed),
- copy_menu);
-
- gtk_window_add_accel_group (GTK_WINDOW (view->window), view->accel_group);
-
- vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 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/loaders.cache", TRUE);
- g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/immodules.cache", 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;
-}
-
-
projects / gtk4.git / commitdiff