3 * Copyright (C) 2010 Benjamin Otte <otte@gnome.ogr>
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
20 #include "prop-editor.h"
22 /* This is exactly the style information you've been looking for */
23 #define GTK_STYLE_PROVIDER_PRIORITY_FORCE G_MAXUINT
28 " background-image: none;\n" \
29 " background-color: red;\n" \
30 " border-color: black;\n" \
31 " border-radius: 0;\n" \
34 ".play:nth-child(even) {\n" \
35 " background-color: yellow;\n" \
39 ".play:nth-child(first) {\n" \
40 " border-radius: 5 0 0 5;\n" \
43 ".play:nth-child(last) {\n" \
44 " border-radius: 0 5 5 0;\n" \
49 show_parsing_error (GtkCssProvider *provider,
50 GtkCssSection *section,
52 GtkTextBuffer *buffer)
54 GtkTextIter start, end;
57 gtk_text_buffer_get_iter_at_line_index (buffer,
59 gtk_css_section_get_start_line (section),
60 gtk_css_section_get_start_position (section));
61 gtk_text_buffer_get_iter_at_line_index (buffer,
63 gtk_css_section_get_end_line (section),
64 gtk_css_section_get_end_position (section));
66 if (g_error_matches (error, GTK_CSS_PROVIDER_ERROR, GTK_CSS_PROVIDER_ERROR_DEPRECATED))
71 gtk_text_buffer_apply_tag_by_name (buffer, tag_name, &start, &end);
75 css_text_changed (GtkTextBuffer *buffer,
76 GtkCssProvider *provider)
78 GtkTextIter start, end;
81 gtk_text_buffer_get_start_iter (buffer, &start);
82 gtk_text_buffer_get_end_iter (buffer, &end);
83 gtk_text_buffer_remove_all_tags (buffer, &start, &end);
85 text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
86 gtk_css_provider_load_from_data (provider, text, -1, NULL);
89 gtk_style_context_reset_widgets (gdk_screen_get_default ());
93 remove_widget (GtkWidget *widget)
95 gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (widget)), widget);
101 add_button (GtkBox *box)
106 text = g_strdup_printf ("Remove %d", ++count);
107 button = (GtkWidget *)gtk_button_new_from_stock (text);
109 gtk_style_context_add_class (gtk_widget_get_style_context (button), "play");
110 g_signal_connect_swapped (button,
112 G_CALLBACK (remove_widget),
114 gtk_widget_show (button);
115 gtk_container_add (GTK_CONTAINER (box), button);
119 add_toolbutton (GtkToolbar *toolbar)
124 text = g_strdup_printf ("Remove %d", ++count);
125 button = (GtkWidget *)gtk_tool_button_new (NULL, text);
127 gtk_style_context_add_class (gtk_widget_get_style_context (button), "play");
128 g_signal_connect_swapped (button,
130 G_CALLBACK (remove_widget),
132 gtk_widget_show (button);
133 gtk_container_add (GTK_CONTAINER (toolbar), button);
137 set_orientation (GtkSwitch *switch_)
139 gtk_widget_set_default_direction (gtk_switch_get_active (switch_) ? GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL);
143 main (gint argc, gchar **argv)
145 GtkWidget *window, *main_box, *container, *child;
146 GtkWidget *box, *toolbar;
147 GtkStyleProvider *provider;
150 gtk_init (&argc, &argv);
152 css = gtk_text_buffer_new (NULL);
153 gtk_text_buffer_create_tag (css,
155 "background", "rgba(255,255,0,0.3)",
157 gtk_text_buffer_create_tag (css,
159 "background", "rgba(255,0,0,0.3)",
162 provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());
163 gtk_style_context_add_provider_for_screen (gdk_screen_get_default (),
165 GTK_STYLE_PROVIDER_PRIORITY_FORCE);
167 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
169 g_signal_connect (window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
170 g_signal_connect (window, "delete_event", G_CALLBACK (gtk_main_quit), NULL);
172 main_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
173 gtk_container_add (GTK_CONTAINER (window), main_box);
175 toolbar = gtk_toolbar_new ();
176 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_TEXT);
177 gtk_box_pack_start (GTK_BOX (main_box), toolbar, FALSE, TRUE, 0);
179 box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
180 gtk_box_pack_start (GTK_BOX (main_box), box, FALSE, TRUE, 0);
182 container = gtk_scrolled_window_new (NULL, NULL);
183 gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (container), 200);
184 gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (container), 200);
185 gtk_box_pack_start (GTK_BOX (main_box), container, TRUE, TRUE, 0);
186 child = gtk_text_view_new_with_buffer (css);
187 gtk_container_add (GTK_CONTAINER (container), child);
188 g_signal_connect (css,
190 G_CALLBACK (css_text_changed),
192 gtk_text_buffer_set_text (css,
195 g_signal_connect (provider,
197 G_CALLBACK (show_parsing_error),
198 gtk_text_view_get_buffer (GTK_TEXT_VIEW (child)));
200 container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
201 gtk_box_pack_start (GTK_BOX (main_box), container, FALSE, TRUE, 0);
202 child = gtk_switch_new ();
203 gtk_switch_set_active (GTK_SWITCH (child), gtk_widget_get_default_direction () == GTK_TEXT_DIR_LTR);
204 g_signal_connect (child,
206 G_CALLBACK (set_orientation),
208 gtk_box_pack_start (GTK_BOX (container), child, FALSE, FALSE, 0);
209 child = gtk_label_new ("left-to-right");
210 gtk_box_pack_start (GTK_BOX (container), child, FALSE, FALSE, 0);
211 child = gtk_button_new_with_label ("Add button");
212 g_signal_connect_swapped (child,
214 G_CALLBACK (add_button),
216 gtk_box_pack_end (GTK_BOX (container), child, FALSE, FALSE, 0);
217 child = gtk_button_new_with_label ("Add toolbutton");
218 g_signal_connect_swapped (child,
220 G_CALLBACK (add_toolbutton),
222 gtk_box_pack_end (GTK_BOX (container), child, FALSE, FALSE, 0);
224 add_toolbutton (GTK_TOOLBAR (toolbar));
225 add_toolbutton (GTK_TOOLBAR (toolbar));
226 add_toolbutton (GTK_TOOLBAR (toolbar));
227 add_toolbutton (GTK_TOOLBAR (toolbar));
229 add_button (GTK_BOX (box));
230 add_button (GTK_BOX (box));
231 add_button (GTK_BOX (box));
232 add_button (GTK_BOX (box));
234 gtk_widget_show_all (window);