tazweb view src/main.c @ rev 55

Prepa and code a view source mode but leave it commented for now
author Christophe Lincoln <pankso@slitaz.org>
date Fri Apr 22 00:23:29 2011 +0200 (2011-04-22)
parents fae074afef9e
children 3621164d6fc9
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 WebKitWebFrame* frame;
17 static GtkWidget* uri_entry;
18 static GtkWidget* search_entry;
19 static gchar* main_title;
20 static gdouble load_progress;
21 static guint status_context_id;
22 const gchar* config;
23 const gchar* uri;
24
25 /* Create an icon */
26 static GdkPixbuf*
27 create_pixbuf (const gchar * image)
28 {
29 GdkPixbuf *pixbuf;
30 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
31 return pixbuf;
32 }
33
34 /* Get a default page.html if missing */
35 static void
36 get_config ()
37 {
38 config = g_strdup_printf ("%s/.config/tazweb", g_get_home_dir ());
39 if (! g_file_test(config, G_FILE_TEST_EXISTS)) {
40 g_mkdir (config, 0700);
41 system ("cp /usr/share/tazweb/* $HOME/.config/tazweb");
42 }
43 }
44
45 /* Page title to window title */
46 static void
47 update_title (GtkWindow* window)
48 {
49 GString* string = g_string_new (main_title);
50 /* g_string_append (string, " - TazWeb"); */
51 if (load_progress < 100)
52 g_string_append_printf (string, " [ %f%% ] ", load_progress);
53 gchar* title = g_string_free (string, FALSE);
54 gtk_window_set_title (window, title);
55 g_free (title);
56 }
57
58 static void
59 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
60 {
61 if (main_title)
62 g_free (main_title);
63 main_title = g_strdup (webkit_web_view_get_title(web_view));
64 update_title (GTK_WINDOW (main_window));
65 }
66
67 /* Request progress in window title */
68 static void
69 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
70 {
71 load_progress = webkit_web_view_get_progress (web_view) * 100;
72 update_title (GTK_WINDOW (main_window));
73 }
74
75 static void
76 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
77 {
78 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
79 frame = webkit_web_view_get_main_frame (web_view);
80 uri = webkit_web_frame_get_uri (frame);
81 if (uri)
82 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
83 }
84 }
85
86 static void
87 destroy_cb (GtkWidget* widget, gpointer data)
88 {
89 gtk_main_quit ();
90 }
91
92 /* Show page source
93 static void
94 view_source_cb ()
95 {
96 gboolean source;
97
98 frame = webkit_web_view_get_main_frame (web_view);
99 uri = webkit_web_frame_get_uri (frame);
100 source = webkit_web_view_get_view_source_mode (web_view);
101
102 webkit_web_view_set_view_source_mode(web_view, !source);
103 webkit_web_view_load_uri (web_view, uri);
104 }*/
105
106 /* URL entry callback function */
107 static void
108 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
109 {
110 uri = gtk_entry_get_text (GTK_ENTRY (entry));
111 g_assert (uri);
112 webkit_web_view_load_uri (web_view, uri);
113 }
114
115 /* Search entry callback function */
116 static void
117 activate_search_entry_cb (GtkWidget* entry, gpointer data)
118 {
119 uri = g_strdup_printf ("http://www.google.com/search?q=%s",
120 gtk_entry_get_text (GTK_ENTRY (entry)));
121 g_assert (uri);
122 webkit_web_view_load_uri (web_view, uri);
123 }
124
125 /* Home button callback function */
126 static void
127 go_home_cb (GtkWidget* widget, gpointer data)
128 {
129 uri = g_strdup_printf ("file://%s/.config/tazweb/home.html",
130 g_get_home_dir ());
131 g_assert (uri);
132 webkit_web_view_load_uri (web_view, uri);
133 }
134
135 /* Fullscreen and unfullscreen callback function */
136 static void
137 fullscreen_cb (GtkWindow* window, gpointer data)
138 {
139 GdkWindowState state;
140 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
141
142 if (state & GDK_WINDOW_STATE_FULLSCREEN)
143 gtk_window_unfullscreen (GTK_WINDOW (main_window));
144 else
145 gtk_window_fullscreen (GTK_WINDOW (main_window));
146 }
147
148 /* TazWeb doc callback function */
149 static void
150 tazweb_doc_cb (GtkWidget* widget, gpointer data)
151 {
152 uri = ("file:///usr/share/doc/tazweb/tazweb.html");
153 g_assert (uri);
154 webkit_web_view_load_uri (web_view, uri);
155 }
156
157 /* Download function */
158 static gboolean
159 download_requested_cb (WebKitWebView *web_view, WebKitDownload *download,
160 gpointer user_data)
161 {
162 uri = webkit_download_get_uri (download);
163 gchar *buffer;
164 asprintf (&buffer, "tazbox dl-out %s", uri);
165 system (buffer);
166 }
167
168 static GtkWidget*
169 create_browser ()
170 {
171 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
172 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
173 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
174
175 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
176 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
177
178 g_signal_connect (web_view, "notify::title",
179 G_CALLBACK (notify_title_cb), web_view);
180 g_signal_connect (web_view, "notify::progress",
181 G_CALLBACK (notify_progress_cb), web_view);
182 g_signal_connect (web_view, "notify::load-status",
183 G_CALLBACK (notify_load_status_cb), web_view);
184 g_signal_connect (web_view, "download-requested",
185 G_CALLBACK (download_requested_cb), NULL);
186
187 return scrolled_window;
188 }
189
190 static GtkWidget*
191 create_toolbar ()
192 {
193 GtkToolItem* item;
194 GtkToolItem* sep;
195
196 GtkWidget* toolbar = gtk_toolbar_new ();
197 gtk_widget_set_size_request (toolbar, 0, 31);
198 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar),
199 GTK_ORIENTATION_HORIZONTAL);
200 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar),
201 GTK_TOOLBAR_BOTH_HORIZ);
202
203 /* The Home button */
204 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
205 g_signal_connect (G_OBJECT (item), "clicked",
206 G_CALLBACK (go_home_cb), NULL);
207 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
208
209 /* The URL entry */
210 item = gtk_tool_item_new ();
211 gtk_tool_item_set_expand (item, TRUE);
212 uri_entry = gtk_entry_new ();
213 gtk_container_add (GTK_CONTAINER (item), uri_entry);
214 g_signal_connect (G_OBJECT (uri_entry), "activate",
215 G_CALLBACK (activate_uri_entry_cb), NULL);
216 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
217
218 /* Separator */
219 sep = gtk_separator_tool_item_new ();
220 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), sep, -1);
221
222 /* The Search entry */
223 item = gtk_tool_item_new ();
224 search_entry = gtk_entry_new ();
225 gtk_container_add (GTK_CONTAINER (item), search_entry);
226 g_signal_connect (G_OBJECT (search_entry), "activate",
227 G_CALLBACK (activate_search_entry_cb), NULL);
228 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
229
230 /* The TazWeb doc button */
231 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
232 g_signal_connect (G_OBJECT (item), "clicked",
233 G_CALLBACK (tazweb_doc_cb), NULL);
234 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
235
236 /* The View source button
237 item = gtk_tool_button_new_from_stock (GTK_STOCK_PROPERTIES);
238 g_signal_connect (G_OBJECT (item), "clicked",
239 G_CALLBACK (view_source_cb), NULL);
240 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);*/
241
242 /* The Fullscreen button */
243 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
244 g_signal_connect (G_OBJECT (item), "clicked",
245 G_CALLBACK (fullscreen_cb), NULL);
246 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
247
248 return toolbar;
249 }
250
251 static GtkWidget*
252 create_window ()
253 {
254 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
255
256 /* Default tazweb window size ratio to 3/4 --> 720, 540*/
257 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
258 gtk_window_set_icon (GTK_WINDOW (window),
259 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
260 gtk_widget_set_name (window, "TazWeb");
261 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
262
263 return window;
264 }
265
266 int
267 main (int argc, char* argv[])
268 {
269 gtk_init (&argc, &argv);
270 if (!g_thread_supported ())
271 g_thread_init (NULL);
272
273 get_config ();
274
275 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
276 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
277 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
278
279 main_window = create_window ();
280 gtk_container_add (GTK_CONTAINER (main_window), vbox);
281
282 /* Start page url or file */
283 uri = (gchar*) (argc > 1 ? argv[1] :
284 "file:///usr/share/webhome/index.html");
285
286 webkit_web_view_load_uri (web_view, uri);
287 gtk_widget_grab_focus (GTK_WIDGET (web_view));
288 gtk_widget_show_all (main_window);
289 gtk_main ();
290
291 return 0;
292 }