tazweb annotate src/main.c @ rev 46

Small code clean-up
author Christophe Lincoln <pankso@slitaz.org>
date Tue Apr 19 01:34:35 2011 +0200 (2011-04-19)
parents 020cf8b6e14e
children 88c8f1e20324
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@44 8 *
pankso@2 9 */
pankso@2 10
pankso@2 11 #include <gtk/gtk.h>
pankso@2 12 #include <webkit/webkit.h>
pankso@2 13
pankso@2 14 static GtkWidget* main_window;
pankso@2 15 static WebKitWebView* web_view;
pankso@34 16 static GtkWidget* uri_entry;
pankso@2 17 static gchar* main_title;
pankso@2 18 static gdouble load_progress;
pankso@2 19 static guint status_context_id;
pankso@2 20
pankso@2 21 /* Page title to window title */
pankso@2 22 static void
pankso@2 23 update_title (GtkWindow* window)
pankso@2 24 {
pankso@2 25 GString* string = g_string_new (main_title);
pankso@38 26 /* g_string_append (string, " - TazWeb"); */
pankso@2 27 if (load_progress < 100)
pankso@2 28 g_string_append_printf (string, " (%f%%)", load_progress);
pankso@2 29 gchar* title = g_string_free (string, FALSE);
pankso@2 30 gtk_window_set_title (window, title);
pankso@2 31 g_free (title);
pankso@2 32 }
pankso@2 33
pankso@2 34 static void
pankso@2 35 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 36 {
pankso@2 37 if (main_title)
pankso@2 38 g_free (main_title);
pankso@2 39 main_title = g_strdup (webkit_web_view_get_title(web_view));
pankso@2 40 update_title (GTK_WINDOW (main_window));
pankso@2 41 }
pankso@2 42
pankso@2 43 /* Request progress in window title */
pankso@2 44 static void
pankso@2 45 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 46 {
pankso@2 47 load_progress = webkit_web_view_get_progress (web_view) * 100;
pankso@2 48 update_title (GTK_WINDOW (main_window));
pankso@2 49 }
pankso@2 50
pankso@2 51 static void
pankso@34 52 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@33 53 {
pankso@34 54 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
pankso@34 55 WebKitWebFrame* frame = webkit_web_view_get_main_frame (web_view);
pankso@34 56 const gchar* uri = webkit_web_frame_get_uri (frame);
pankso@34 57 if (uri)
pankso@34 58 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
pankso@34 59 }
pankso@33 60 }
pankso@33 61
pankso@46 62 /* URL entry callback function */
pankso@46 63 static void
pankso@46 64 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
pankso@46 65 {
pankso@46 66 const gchar* uri = gtk_entry_get_text (GTK_ENTRY (entry));
pankso@46 67 g_assert (uri);
pankso@46 68 webkit_web_view_load_uri (web_view, uri);
pankso@46 69 }
pankso@46 70
pankso@33 71 static void
pankso@2 72 destroy_cb (GtkWidget* widget, gpointer data)
pankso@2 73 {
pankso@2 74 gtk_main_quit ();
pankso@2 75 }
pankso@2 76
pankso@14 77 /* Home button function */
pankso@14 78 static void
pankso@21 79 go_home_cb (GtkWidget* widget, gpointer data)
pankso@14 80 {
pankso@44 81 const gchar* uri = ("file:///usr/share/webhome/index.html");
pankso@14 82 g_assert (uri);
pankso@14 83 webkit_web_view_load_uri (web_view, uri);
pankso@14 84 }
pankso@14 85
pankso@45 86 /* My page button function */
pankso@35 87 static void
pankso@45 88 my_page_cb (GtkWidget* widget, gpointer data)
pankso@35 89 {
pankso@38 90 const gchar* uri = g_strdup_printf ("file://%s/.config/tazweb/page.html",
pankso@38 91 g_get_home_dir ());
pankso@35 92 g_assert (uri);
pankso@35 93 webkit_web_view_load_uri (web_view, uri);
pankso@35 94 }
pankso@35 95
pankso@35 96 /* Navigation button function */
pankso@21 97 static void
pankso@21 98 go_back_cb (GtkWidget* widget, gpointer data)
pankso@21 99 {
pankso@21 100 webkit_web_view_go_back (web_view);
pankso@21 101 }
pankso@21 102
pankso@21 103 static void
pankso@21 104 go_forward_cb (GtkWidget* widget, gpointer data)
pankso@21 105 {
pankso@21 106 webkit_web_view_go_forward (web_view);
pankso@21 107 }
pankso@21 108
pankso@34 109 static void
pankso@34 110 refresh_cb (GtkWidget* widget, gpointer data)
pankso@34 111 {
pankso@34 112 webkit_web_view_reload (web_view);
pankso@34 113 }
pankso@34 114
pankso@46 115 /* Fullscreen and unfullscreen function */
pankso@44 116 static void
pankso@22 117 fullscreen_cb (GtkWindow* window, gpointer data)
pankso@22 118 {
pankso@22 119 GdkWindowState state;
pankso@22 120 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
pankso@22 121
pankso@22 122 if (state & GDK_WINDOW_STATE_FULLSCREEN)
pankso@22 123 gtk_window_unfullscreen (GTK_WINDOW (main_window));
pankso@22 124 else
pankso@22 125 gtk_window_fullscreen (GTK_WINDOW (main_window));
pankso@22 126 }
pankso@22 127
pankso@14 128 /* TazWeb doc function */
pankso@14 129 static void
pankso@21 130 tazweb_doc_cb (GtkWidget* widget, gpointer data)
pankso@14 131 {
slaxemulator@19 132 const gchar* uri = ("file:///usr/share/doc/tazweb/tazweb.html");
pankso@14 133 g_assert (uri);
pankso@14 134 webkit_web_view_load_uri (web_view, uri);
pankso@14 135 }
pankso@14 136
pankso@44 137 /* Download function */
pankso@44 138 static gboolean
pankso@44 139 download_requested_cb (WebKitWebView *web_view, WebKitDownload *download,
pankso@44 140 gpointer user_data)
pankso@44 141 {
pankso@44 142 const gchar* uri = webkit_download_get_uri (download);
pankso@44 143 gchar *buffer;
pankso@44 144 asprintf (&buffer, "xterm -e \"wget -P $HOME/Downloads %s\"", uri);
pankso@44 145 system (buffer);
pankso@44 146 }
pankso@44 147
pankso@2 148 static GtkWidget*
pankso@2 149 create_browser ()
pankso@2 150 {
pankso@2 151 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
pankso@44 152 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
pankso@44 153 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
pankso@2 154
pankso@2 155 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
pankso@2 156 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
pankso@2 157
pankso@44 158 g_signal_connect (web_view, "notify::title",
pankso@44 159 G_CALLBACK (notify_title_cb), web_view);
pankso@44 160 g_signal_connect (web_view, "notify::progress",
pankso@44 161 G_CALLBACK (notify_progress_cb), web_view);
pankso@44 162 g_signal_connect (web_view, "notify::load-status",
pankso@44 163 G_CALLBACK (notify_load_status_cb), web_view);
pankso@44 164 g_signal_connect (web_view, "download-requested",
pankso@44 165 G_CALLBACK (download_requested_cb), NULL);
pankso@2 166
pankso@2 167 return scrolled_window;
pankso@2 168 }
pankso@2 169
pankso@35 170 /* Create an icon */
pankso@35 171 static GdkPixbuf*
pankso@35 172 create_pixbuf (const gchar * image)
pankso@35 173 {
pankso@35 174 GdkPixbuf *pixbuf;
pankso@35 175 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
pankso@35 176
pankso@35 177 return pixbuf;
pankso@35 178 }
pankso@35 179
pankso@14 180 static GtkWidget*
pankso@14 181 create_toolbar ()
pankso@14 182 {
pankso@14 183 GtkWidget* toolbar = gtk_toolbar_new ();
pankso@38 184 GtkToolItem* item;
pankso@14 185
pankso@14 186 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
pankso@14 187 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
pankso@14 188
pankso@21 189 /* The back button */
pankso@21 190 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
pankso@21 191 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
pankso@21 192 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@21 193
pankso@21 194 /* The forward button */
pankso@21 195 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
pankso@21 196 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
pankso@14 197 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@34 198
pankso@34 199 /* The Reload button */
pankso@34 200 item = gtk_tool_button_new_from_stock (GTK_STOCK_REFRESH);
pankso@34 201 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (refresh_cb), NULL);
pankso@34 202 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@33 203
pankso@44 204 /* The URL entry */
pankso@44 205 item = gtk_tool_item_new ();
pankso@44 206 gtk_tool_item_set_expand (item, TRUE);
pankso@44 207 uri_entry = gtk_entry_new ();
pankso@44 208 gtk_container_add (GTK_CONTAINER (item), uri_entry);
pankso@44 209 g_signal_connect (G_OBJECT (uri_entry), "activate",
pankso@44 210 G_CALLBACK (activate_uri_entry_cb), NULL);
pankso@44 211 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@34 212
pankso@44 213 /* The Home button */
pankso@34 214 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
pankso@34 215 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home_cb), NULL);
pankso@14 216 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@14 217
pankso@45 218 /* The personal page button */
pankso@35 219 item = gtk_tool_button_new_from_stock (GTK_STOCK_PREFERENCES);
pankso@45 220 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (my_page_cb), NULL);
pankso@22 221 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@35 222
pankso@34 223 /* The TazWeb doc button */
pankso@34 224 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
pankso@34 225 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (tazweb_doc_cb), NULL);
pankso@34 226 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@22 227
pankso@35 228 /* The Fullscreen button */
pankso@35 229 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
pankso@35 230 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (fullscreen_cb), NULL);
pankso@35 231 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@35 232
pankso@14 233 return toolbar;
pankso@14 234 }
pankso@14 235
pankso@2 236 static GtkWidget*
pankso@2 237 create_window ()
pankso@2 238 {
pankso@2 239 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
pankso@44 240
pankso@46 241 /* Default tazweb window size ratio to 3/4 --> 720, 540*/
pankso@2 242 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
pankso@11 243 gtk_window_set_icon (GTK_WINDOW (window),
pankso@44 244 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
pankso@2 245 gtk_widget_set_name (window, "TazWeb");
pankso@2 246 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
pankso@2 247
pankso@2 248 return window;
pankso@2 249 }
pankso@2 250
pankso@2 251 int
pankso@2 252 main (int argc, char* argv[])
pankso@2 253 {
pankso@2 254 gtk_init (&argc, &argv);
pankso@2 255 if (!g_thread_supported ())
pankso@2 256 g_thread_init (NULL);
pankso@2 257
pankso@44 258 /* Get a default page.html if missing */
pankso@44 259 const gchar* config = g_strdup_printf ("%s/.config/tazweb", g_get_home_dir ());
pankso@37 260 if (!g_file_test(config, G_FILE_TEST_EXISTS)) {
pankso@44 261 g_mkdir (config, 0700);
pankso@45 262 system ("cp /usr/share/tazweb/* $HOME/.config/tazweb");
pankso@37 263 }
pankso@37 264
pankso@36 265 GtkWidget* vbox = gtk_vbox_new (FALSE, 2);
pankso@2 266 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
pankso@14 267 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
pankso@2 268
pankso@2 269 main_window = create_window ();
pankso@2 270 gtk_container_add (GTK_CONTAINER (main_window), vbox);
pankso@2 271
pankso@44 272 /* Home page url or file */
pankso@35 273 gchar* uri = (gchar*) (argc > 1 ? argv[1] :
pankso@44 274 "file:///usr/share/webhome/index.html");
pankso@2 275 webkit_web_view_load_uri (web_view, uri);
pankso@2 276
pankso@2 277 gtk_widget_grab_focus (GTK_WIDGET (web_view));
pankso@2 278 gtk_widget_show_all (main_window);
pankso@2 279 gtk_main ();
pankso@2 280
pankso@2 281 return 0;
pankso@2 282 }