tazweb view src/main.c @ rev 42

Tiny edits
author Paul Issott <paul@slitaz.org>
date Fri Apr 15 20:57:18 2011 +0100 (2011-04-15)
parents f8ecd3ad885b
children 460f65e36cb3
line source
1 /*
2 * TazWeb is a radically simple web browser providing a single window
3 * with a single toolbar with buttons and an URL entry, but no menu or
4 * tabs.
5 *
6 * Copyright (C) 2011 SliTaz GNU/Linux <devel@slitaz.org>
7 *
8 *
9 */
10
11 #include <gtk/gtk.h>
12 #include <webkit/webkit.h>
13
14 static GtkWidget* main_window;
15 static WebKitWebView* web_view;
16 static GtkWidget* uri_entry;
17 static gchar* main_title;
18 static gdouble load_progress;
19 static guint status_context_id;
20
21 /* Page title to window title */
22 static void
23 update_title (GtkWindow* window)
24 {
25 GString* string = g_string_new (main_title);
26 /* g_string_append (string, " - TazWeb"); */
27 if (load_progress < 100)
28 g_string_append_printf (string, " (%f%%)", load_progress);
29 gchar* title = g_string_free (string, FALSE);
30 gtk_window_set_title (window, title);
31 g_free (title);
32 }
33
34 static void
35 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
36 {
37 const gchar* uri = gtk_entry_get_text (GTK_ENTRY (entry));
38 g_assert (uri);
39 webkit_web_view_load_uri (web_view, uri);
40 }
41
42 static void
43 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
44 {
45 if (main_title)
46 g_free (main_title);
47 main_title = g_strdup (webkit_web_view_get_title(web_view));
48 update_title (GTK_WINDOW (main_window));
49 }
50
51 /* Request progress in window title */
52 static void
53 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
54 {
55 load_progress = webkit_web_view_get_progress (web_view) * 100;
56 update_title (GTK_WINDOW (main_window));
57 }
58
59 static void
60 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
61 {
62 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
63 WebKitWebFrame* frame = webkit_web_view_get_main_frame (web_view);
64 const gchar* uri = webkit_web_frame_get_uri (frame);
65 if (uri)
66 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
67 }
68 }
69
70 static void
71 destroy_cb (GtkWidget* widget, gpointer data)
72 {
73 gtk_main_quit ();
74 }
75
76 /* Home button function */
77 static void
78 go_home_cb (GtkWidget* widget, gpointer data)
79 {
80 const gchar* uri = ("file:///usr/share/webhome/index.html");
81 g_assert (uri);
82 webkit_web_view_load_uri (web_view, uri);
83 }
84
85 /* Bookmarks button function */
86 static void
87 bookmarks_cb (GtkWidget* widget, gpointer data)
88 {
89 const gchar* uri = g_strdup_printf ("file://%s/.config/tazweb/page.html",
90 g_get_home_dir ());
91 g_assert (uri);
92 webkit_web_view_load_uri (web_view, uri);
93 }
94
95 /* Navigation button function */
96 static void
97 go_back_cb (GtkWidget* widget, gpointer data)
98 {
99 webkit_web_view_go_back (web_view);
100 }
101
102 static void
103 go_forward_cb (GtkWidget* widget, gpointer data)
104 {
105 webkit_web_view_go_forward (web_view);
106 }
107
108 static void
109 refresh_cb (GtkWidget* widget, gpointer data)
110 {
111 webkit_web_view_reload (web_view);
112 }
113
114 /* Fullscreen and unfullscreen action */
115 static void
116 fullscreen_cb (GtkWindow* window, gpointer data)
117 {
118 GdkWindowState state;
119 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
120
121 if (state & GDK_WINDOW_STATE_FULLSCREEN)
122 gtk_window_unfullscreen (GTK_WINDOW (main_window));
123 else
124 gtk_window_fullscreen (GTK_WINDOW (main_window));
125 }
126
127 /* TazWeb doc function */
128 static void
129 tazweb_doc_cb (GtkWidget* widget, gpointer data)
130 {
131 const gchar* uri = ("file:///usr/share/doc/tazweb/tazweb.html");
132 g_assert (uri);
133 webkit_web_view_load_uri (web_view, uri);
134 }
135
136 static GtkWidget*
137 create_browser ()
138 {
139 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
140 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
141
142 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
143 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
144
145 g_signal_connect (web_view, "notify::title", G_CALLBACK (notify_title_cb), web_view);
146 g_signal_connect (web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
147 g_signal_connect (web_view, "notify::load-status", G_CALLBACK (notify_load_status_cb), web_view);
148
149 return scrolled_window;
150 }
151
152 /* Create an icon */
153 static GdkPixbuf*
154 create_pixbuf (const gchar * image)
155 {
156 GdkPixbuf *pixbuf;
157 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
158
159 return pixbuf;
160 }
161
162 static GtkWidget*
163 create_toolbar ()
164 {
165 GtkWidget* toolbar = gtk_toolbar_new ();
166 GtkToolItem* item;
167
168 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
169 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
170
171 /* The back button */
172 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
173 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
174 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
175
176 /* The forward button */
177 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
178 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
179 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
180
181 /* The Reload button */
182 item = gtk_tool_button_new_from_stock (GTK_STOCK_REFRESH);
183 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (refresh_cb), NULL);
184 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
185
186 /* The URL entry */
187 item = gtk_tool_item_new ();
188 gtk_tool_item_set_expand (item, TRUE);
189 uri_entry = gtk_entry_new ();
190 gtk_container_add (GTK_CONTAINER (item), uri_entry);
191 g_signal_connect (G_OBJECT (uri_entry), "activate",
192 G_CALLBACK (activate_uri_entry_cb), NULL);
193 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
194
195 /* The Home button */
196 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
197 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home_cb), NULL);
198 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
199
200 /* The Bookmarks button */
201 item = gtk_tool_button_new_from_stock (GTK_STOCK_PREFERENCES);
202 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (bookmarks_cb), NULL);
203 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
204
205 /* The TazWeb doc button */
206 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
207 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (tazweb_doc_cb), NULL);
208 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
209
210 /* The Fullscreen button */
211 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
212 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (fullscreen_cb), NULL);
213 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
214
215 return toolbar;
216 }
217
218 static GtkWidget*
219 create_window ()
220 {
221 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
222 /* Default tazweb window size ratio to 3/4 ?? --> 720, 540*/
223 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
224 gtk_window_set_icon (GTK_WINDOW (window),
225 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
226 gtk_widget_set_name (window, "TazWeb");
227 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
228
229 return window;
230 }
231
232 int
233 main (int argc, char* argv[])
234 {
235 gtk_init (&argc, &argv);
236 if (!g_thread_supported ())
237 g_thread_init (NULL);
238
239 /* Get a default bookmark.html if missing */
240 const gchar* config = g_strdup_printf ("%s/.config/tazweb", g_get_home_dir ());
241 if (!g_file_test(config, G_FILE_TEST_EXISTS)) {
242 g_mkdir(config, 0700);
243 system("cp /usr/share/tazweb/*.html $HOME/.config/tazweb");
244 system("cp /usr/share/tazweb/*.css $HOME/.config/tazweb");
245 }
246
247 GtkWidget* vbox = gtk_vbox_new (FALSE, 2);
248 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
249 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
250
251 main_window = create_window ();
252 gtk_container_add (GTK_CONTAINER (main_window), vbox);
253
254 /* Home page url or file */
255 gchar* uri = (gchar*) (argc > 1 ? argv[1] :
256 "file:///usr/share/webhome/index.html");
257 webkit_web_view_load_uri (web_view, uri);
258
259 gtk_widget_grab_focus (GTK_WIDGET (web_view));
260 gtk_widget_show_all (main_window);
261 gtk_main ();
262
263 return 0;
264 }