tazweb annotate src/main.c @ rev 58

Move main window stuff to create_window and use shorter but clear name for some functions
author Christophe Lincoln <pankso@slitaz.org>
date Fri Apr 22 02:26:57 2011 +0200 (2011-04-22)
parents 3621164d6fc9
children 1073112f24ce
rev   line source
pankso@2 1 /*
paul@42 2 * TazWeb is a radically simple web browser providing a single window
paul@42 3 * with a single toolbar with buttons and an URL entry, but no menu or
paul@42 4 * tabs.
pankso@44 5 *
pankso@2 6 * Copyright (C) 2011 SliTaz GNU/Linux <devel@slitaz.org>
pankso@44 7 *
pankso@2 8 */
pankso@2 9
pankso@2 10 #include <gtk/gtk.h>
pankso@2 11 #include <webkit/webkit.h>
pankso@2 12
pankso@58 13 static GtkWidget *main_window, *scrolled, *toolbar, *uri_entry, *search_entry;
pankso@2 14 static WebKitWebView* web_view;
pankso@55 15 static WebKitWebFrame* frame;
pankso@2 16 static gdouble load_progress;
pankso@2 17 static guint status_context_id;
pankso@57 18 static gchar* main_title;
pankso@57 19
pankso@52 20 const gchar* config;
pankso@52 21 const gchar* uri;
pankso@50 22
pankso@50 23 /* Create an icon */
pankso@50 24 static GdkPixbuf*
pankso@50 25 create_pixbuf (const gchar * image)
pankso@50 26 {
pankso@50 27 GdkPixbuf *pixbuf;
pankso@50 28 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
pankso@50 29 return pixbuf;
pankso@50 30 }
pankso@50 31
pankso@50 32 /* Get a default page.html if missing */
pankso@50 33 static void
pankso@50 34 get_config ()
pankso@50 35 {
pankso@50 36 config = g_strdup_printf ("%s/.config/tazweb", g_get_home_dir ());
pankso@52 37 if (! g_file_test(config, G_FILE_TEST_EXISTS)) {
pankso@50 38 g_mkdir (config, 0700);
pankso@50 39 system ("cp /usr/share/tazweb/* $HOME/.config/tazweb");
pankso@50 40 }
pankso@50 41 }
pankso@2 42
pankso@2 43 /* Page title to window title */
pankso@2 44 static void
pankso@2 45 update_title (GtkWindow* window)
pankso@2 46 {
pankso@51 47 GString* string = g_string_new (main_title);
pankso@51 48 /* g_string_append (string, " - TazWeb"); */
pankso@51 49 if (load_progress < 100)
pankso@51 50 g_string_append_printf (string, " [ %f%% ] ", load_progress);
pankso@51 51 gchar* title = g_string_free (string, FALSE);
pankso@51 52 gtk_window_set_title (window, title);
pankso@51 53 g_free (title);
pankso@2 54 }
pankso@2 55
pankso@2 56 static void
pankso@2 57 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 58 {
pankso@51 59 if (main_title)
pankso@51 60 g_free (main_title);
pankso@51 61 main_title = g_strdup (webkit_web_view_get_title(web_view));
pankso@51 62 update_title (GTK_WINDOW (main_window));
pankso@2 63 }
pankso@2 64
pankso@2 65 /* Request progress in window title */
pankso@2 66 static void
pankso@2 67 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 68 {
pankso@51 69 load_progress = webkit_web_view_get_progress (web_view) * 100;
pankso@51 70 update_title (GTK_WINDOW (main_window));
pankso@2 71 }
pankso@2 72
pankso@2 73 static void
pankso@34 74 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@33 75 {
pankso@51 76 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
pankso@55 77 frame = webkit_web_view_get_main_frame (web_view);
pankso@52 78 uri = webkit_web_frame_get_uri (frame);
pankso@51 79 if (uri)
pankso@51 80 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
pankso@51 81 }
pankso@33 82 }
pankso@33 83
pankso@33 84 static void
pankso@2 85 destroy_cb (GtkWidget* widget, gpointer data)
pankso@2 86 {
pankso@51 87 gtk_main_quit ();
pankso@2 88 }
pankso@2 89
pankso@57 90 /* Show page source */
pankso@55 91 static void
pankso@55 92 view_source_cb ()
pankso@55 93 {
pankso@55 94 gboolean source;
pankso@55 95
pankso@55 96 frame = webkit_web_view_get_main_frame (web_view);
pankso@55 97 uri = webkit_web_frame_get_uri (frame);
pankso@55 98 source = webkit_web_view_get_view_source_mode (web_view);
pankso@55 99
pankso@55 100 webkit_web_view_set_view_source_mode(web_view, !source);
pankso@55 101 webkit_web_view_load_uri (web_view, uri);
pankso@57 102 }
pankso@55 103
pankso@52 104 /* URL entry callback function */
pankso@14 105 static void
pankso@58 106 uri_entry_cb (GtkWidget* entry, gpointer data)
pankso@14 107 {
pankso@52 108 uri = gtk_entry_get_text (GTK_ENTRY (entry));
pankso@51 109 g_assert (uri);
pankso@51 110 webkit_web_view_load_uri (web_view, uri);
pankso@14 111 }
pankso@14 112
pankso@52 113 /* Search entry callback function */
pankso@35 114 static void
pankso@58 115 search_entry_cb (GtkWidget* entry, gpointer data)
pankso@35 116 {
pankso@52 117 uri = g_strdup_printf ("http://www.google.com/search?q=%s",
pankso@52 118 gtk_entry_get_text (GTK_ENTRY (entry)));
pankso@52 119 g_assert (uri);
pankso@52 120 webkit_web_view_load_uri (web_view, uri);
pankso@52 121 }
pankso@52 122
pankso@52 123 /* Home button callback function */
pankso@52 124 static void
pankso@52 125 go_home_cb (GtkWidget* widget, gpointer data)
pankso@52 126 {
pankso@52 127 uri = g_strdup_printf ("file://%s/.config/tazweb/home.html",
pankso@51 128 g_get_home_dir ());
pankso@51 129 g_assert (uri);
pankso@51 130 webkit_web_view_load_uri (web_view, uri);
pankso@35 131 }
pankso@35 132
pankso@52 133 /* Fullscreen and unfullscreen callback function */
pankso@44 134 static void
pankso@22 135 fullscreen_cb (GtkWindow* window, gpointer data)
pankso@22 136 {
pankso@51 137 GdkWindowState state;
pankso@51 138 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
pankso@22 139
pankso@51 140 if (state & GDK_WINDOW_STATE_FULLSCREEN)
pankso@51 141 gtk_window_unfullscreen (GTK_WINDOW (main_window));
pankso@51 142 else
pankso@51 143 gtk_window_fullscreen (GTK_WINDOW (main_window));
pankso@22 144 }
pankso@22 145
pankso@52 146 /* TazWeb doc callback function */
pankso@14 147 static void
pankso@21 148 tazweb_doc_cb (GtkWidget* widget, gpointer data)
pankso@14 149 {
pankso@52 150 uri = ("file:///usr/share/doc/tazweb/tazweb.html");
pankso@51 151 g_assert (uri);
pankso@51 152 webkit_web_view_load_uri (web_view, uri);
pankso@14 153 }
pankso@14 154
pankso@44 155 /* Download function */
pankso@44 156 static gboolean
pankso@44 157 download_requested_cb (WebKitWebView *web_view, WebKitDownload *download,
pankso@51 158 gpointer user_data)
pankso@44 159 {
pankso@52 160 uri = webkit_download_get_uri (download);
pankso@51 161 gchar *buffer;
pankso@51 162 asprintf (&buffer, "tazbox dl-out %s", uri);
pankso@51 163 system (buffer);
pankso@44 164 }
pankso@44 165
pankso@57 166 /* Add items to WebKit contextual menu */
pankso@57 167 static void
pankso@57 168 populate_menu_cb (WebKitWebView *web_view, GtkMenu *menu, gpointer data)
pankso@57 169 {
pankso@57 170 GtkWidget *item;
pankso@57 171
pankso@57 172 /* separator */
pankso@57 173 item = gtk_separator_menu_item_new ();
pankso@57 174 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
pankso@57 175
pankso@57 176 /* View source mode */
pankso@57 177 item = gtk_image_menu_item_new_with_label ("View source");
pankso@57 178 gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
pankso@57 179 gtk_image_new_from_stock (GTK_STOCK_PROPERTIES, GTK_ICON_SIZE_MENU));
pankso@57 180 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
pankso@57 181 g_signal_connect (item, "activate", G_CALLBACK (view_source_cb), NULL);
pankso@57 182
pankso@57 183 gtk_widget_show_all (GTK_WIDGET (menu));
pankso@57 184 }
pankso@57 185
pankso@58 186 /* Scrolled window for the web_view */
pankso@2 187 static GtkWidget*
pankso@2 188 create_browser ()
pankso@2 189 {
pankso@58 190 scrolled = gtk_scrolled_window_new (NULL, NULL);
pankso@58 191 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
pankso@51 192 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
pankso@2 193
pankso@51 194 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
pankso@58 195 gtk_container_add (GTK_CONTAINER (scrolled), GTK_WIDGET (web_view));
pankso@2 196
pankso@57 197 /* Connect events */
pankso@51 198 g_signal_connect (web_view, "notify::title",
pankso@51 199 G_CALLBACK (notify_title_cb), web_view);
pankso@51 200 g_signal_connect (web_view, "notify::progress",
pankso@51 201 G_CALLBACK (notify_progress_cb), web_view);
pankso@51 202 g_signal_connect (web_view, "notify::load-status",
pankso@51 203 G_CALLBACK (notify_load_status_cb), web_view);
pankso@51 204 g_signal_connect (web_view, "download-requested",
pankso@51 205 G_CALLBACK (download_requested_cb), NULL);
pankso@2 206
pankso@57 207 /* Connect WebKit contextual menu items */
pankso@57 208 g_object_connect (G_OBJECT (web_view), "signal::populate-popup",
pankso@57 209 G_CALLBACK (populate_menu_cb), web_view, NULL);
pankso@57 210
pankso@58 211 return scrolled;
pankso@2 212 }
pankso@2 213
pankso@14 214 static GtkWidget*
pankso@14 215 create_toolbar ()
pankso@14 216 {
pankso@51 217 GtkToolItem* item;
pankso@14 218
pankso@58 219 toolbar = gtk_toolbar_new ();
pankso@51 220 gtk_widget_set_size_request (toolbar, 0, 31);
pankso@51 221 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar),
pankso@51 222 GTK_ORIENTATION_HORIZONTAL);
pankso@51 223 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar),
pankso@51 224 GTK_TOOLBAR_BOTH_HORIZ);
pankso@14 225
pankso@57 226 /* Home button */
pankso@51 227 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
pankso@51 228 g_signal_connect (G_OBJECT (item), "clicked",
pankso@51 229 G_CALLBACK (go_home_cb), NULL);
pankso@51 230 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@35 231
pankso@57 232 /* URL entry */
pankso@51 233 item = gtk_tool_item_new ();
pankso@51 234 gtk_tool_item_set_expand (item, TRUE);
pankso@51 235 uri_entry = gtk_entry_new ();
pankso@51 236 gtk_container_add (GTK_CONTAINER (item), uri_entry);
pankso@51 237 g_signal_connect (G_OBJECT (uri_entry), "activate",
pankso@58 238 G_CALLBACK (uri_entry_cb), NULL);
pankso@51 239 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@54 240
pankso@54 241 /* Separator */
pankso@57 242 item = gtk_separator_tool_item_new ();
pankso@57 243 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@52 244
pankso@57 245 /* Search entry */
pankso@52 246 item = gtk_tool_item_new ();
pankso@52 247 search_entry = gtk_entry_new ();
pankso@52 248 gtk_container_add (GTK_CONTAINER (item), search_entry);
pankso@52 249 g_signal_connect (G_OBJECT (search_entry), "activate",
pankso@58 250 G_CALLBACK (search_entry_cb), NULL);
pankso@52 251 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@35 252
pankso@57 253 /* TazWeb doc button */
pankso@51 254 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
pankso@51 255 g_signal_connect (G_OBJECT (item), "clicked",
pankso@51 256 G_CALLBACK (tazweb_doc_cb), NULL);
pankso@51 257 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@51 258
pankso@51 259 /* The Fullscreen button */
pankso@51 260 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
pankso@51 261 g_signal_connect (G_OBJECT (item), "clicked",
pankso@51 262 G_CALLBACK (fullscreen_cb), NULL);
pankso@51 263 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@51 264
pankso@51 265 return toolbar;
pankso@14 266 }
pankso@14 267
pankso@58 268 /* Main window */
pankso@2 269 static GtkWidget*
pankso@2 270 create_window ()
pankso@2 271 {
pankso@51 272 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
pankso@58 273 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
pankso@58 274
pankso@58 275 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
pankso@58 276 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
pankso@58 277
pankso@58 278 /* Default TazWeb window size ratio to 3/4 --> 720, 540*/
pankso@51 279 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
pankso@51 280 gtk_window_set_icon (GTK_WINDOW (window),
pankso@51 281 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
pankso@51 282 gtk_widget_set_name (window, "TazWeb");
pankso@51 283 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
pankso@58 284 gtk_container_add (GTK_CONTAINER (window), vbox);
pankso@2 285
pankso@58 286 main_window = window;
pankso@58 287 gtk_widget_show_all (main_window);
pankso@2 288 }
pankso@2 289
pankso@2 290 int
pankso@2 291 main (int argc, char* argv[])
pankso@2 292 {
pankso@51 293 gtk_init (&argc, &argv);
pankso@51 294 if (!g_thread_supported ())
pankso@51 295 g_thread_init (NULL);
pankso@2 296
pankso@51 297 get_config ();
pankso@58 298 create_window ();
pankso@58 299
pankso@52 300 /* Start page url or file */
pankso@52 301 uri = (gchar*) (argc > 1 ? argv[1] :
pankso@51 302 "file:///usr/share/webhome/index.html");
pankso@55 303
pankso@51 304 webkit_web_view_load_uri (web_view, uri);
pankso@51 305 gtk_widget_grab_focus (GTK_WIDGET (web_view));
pankso@58 306
pankso@51 307 gtk_main ();
pankso@51 308 return 0;
pankso@2 309 }