tazweb annotate src/main.c @ rev 76

Lets have a custom user agent string!
author Christophe Lincoln <pankso@slitaz.org>
date Sun Apr 24 00:43:36 2011 +0200 (2011-04-24)
parents 27fbc3a5a826
children a206cb059181
rev   line source
pankso@2 1 /*
paul@42 2 * TazWeb is a radically simple web browser providing a single window
pankso@61 3 * with a single toolbar with buttons, an URL entry and search as well
pankso@74 4 * as a contextual menu, but no menu bar or tabs. Commented line code
pankso@74 5 * starts with // and comments are between * *
pankso@44 6 *
pankso@75 7 * Copyright(C) 2011 SliTaz GNU/Linux - BSD License
pankso@61 8 * See AUTHORS and LICENSE for detailed information
pankso@61 9 *
pankso@2 10 */
pankso@2 11
pankso@2 12 #include <gtk/gtk.h>
pankso@2 13 #include <webkit/webkit.h>
pankso@2 14
pankso@75 15 #define CONFIG g_strdup_printf("%s/.config/tazweb", g_get_home_dir())
pankso@68 16 #define START "file:///usr/share/webhome/index.html"
pankso@61 17
pankso@75 18 /* Colors(Loader: #d66018 #7b705c) */
pankso@74 19 static gchar *loadfg = "#351a0a";
pankso@74 20 static gchar *toolbarbg = "#f1efeb";
pankso@63 21
pankso@76 22 /* Needs AppleWebKit/531.2+ to handle all sites ? */
pankso@76 23 static gchar *useragent = "TazWeb (X11; SliTaz GNU/Linux; U; en_US)";
pankso@76 24
pankso@74 25 static gchar* pagetitle;
pankso@74 26 static gchar* title;
pankso@76 27 static GtkWidget *mainwindow, *browser, *loader, *toolbar;
pankso@74 28 static GtkWidget *urientry, *search;
pankso@74 29 static WebKitWebView* webview;
pankso@55 30 static WebKitWebFrame* frame;
pankso@73 31 static gint progress;
pankso@52 32 const gchar* uri;
pankso@50 33
pankso@50 34 /* Create an icon */
pankso@50 35 static GdkPixbuf*
pankso@75 36 create_pixbuf(const gchar* image)
pankso@50 37 {
pankso@50 38 GdkPixbuf *pixbuf;
pankso@75 39 pixbuf = gdk_pixbuf_new_from_file(image, NULL);
pankso@50 40 return pixbuf;
pankso@50 41 }
pankso@50 42
pankso@65 43 /* Can be: http://hg.slitaz.org or hg.slitaz.org */
pankso@65 44 static void
pankso@75 45 check_requested_uri()
pankso@65 46 {
pankso@75 47 uri = g_strrstr(uri, "://") ? g_strdup(uri)
pankso@75 48 : g_strdup_printf("http://%s", uri);
pankso@65 49 }
pankso@65 50
pankso@63 51 /* Loader area */
pankso@2 52 static void
pankso@75 53 draw_loader()
pankso@2 54 {
pankso@73 55 GdkGC* gc;
pankso@63 56 GdkColor fg;
pankso@73 57 gint width;
pankso@63 58
pankso@75 59 gc = gdk_gc_new(loader->window);
pankso@73 60 width = progress * loader->allocation.width / 100;
pankso@63 61
pankso@75 62 gdk_color_parse(loadfg, &fg);
pankso@75 63 gdk_gc_set_rgb_fg_color(gc, &fg);
pankso@75 64 gdk_draw_rectangle(loader->window,
pankso@75 65 loader->style->bg_gc [GTK_WIDGET_STATE(loader)],
pankso@63 66 TRUE, 0, 0, loader->allocation.width, loader->allocation.height);
pankso@75 67 gdk_draw_rectangle(loader->window, gc, TRUE, 0, 0, width,
pankso@63 68 loader->allocation.height);
pankso@75 69 g_object_unref(gc);
pankso@63 70 }
pankso@63 71
pankso@64 72 /* Loader progress */
pankso@64 73 static gboolean
pankso@75 74 expose_loader_cb(GtkWidget *loader, GdkEventExpose *event, gpointer data)
pankso@64 75 {
pankso@75 76 draw_loader();
pankso@64 77 return TRUE;
pankso@64 78 }
pankso@64 79
pankso@63 80 /* Update title and loader */
pankso@63 81 static void
pankso@75 82 update()
pankso@63 83 {
pankso@75 84 title = g_strdup(pagetitle);
pankso@75 85 if(! pagetitle)
pankso@75 86 title = g_strdup_printf("Unknow - TazWeb", pagetitle);
pankso@75 87 draw_loader();
pankso@75 88 gtk_window_set_title(GTK_WINDOW(mainwindow), title);
pankso@75 89 g_free(title);
pankso@2 90 }
pankso@2 91
pankso@63 92 /* Get the page title */
pankso@2 93 static void
pankso@75 94 notify_title_cb(WebKitWebView* webview, GParamSpec* pspec, gpointer data)
pankso@2 95 {
pankso@75 96 pagetitle = g_strdup(webkit_web_view_get_title(webview));
pankso@75 97 update();
pankso@2 98 }
pankso@2 99
pankso@2 100 /* Request progress in window title */
pankso@2 101 static void
pankso@75 102 notify_progress_cb(WebKitWebView* webview, GParamSpec* pspec, gpointer data)
pankso@2 103 {
pankso@75 104 progress = webkit_web_view_get_progress(webview) * 100;
pankso@75 105 update();
pankso@2 106 }
pankso@2 107
pankso@63 108 /* Notify loader and url entry */
pankso@2 109 static void
pankso@75 110 notify_load_status_cb(WebKitWebView* webview, GParamSpec* pspec, gpointer data)
pankso@33 111 {
pankso@75 112 switch(webkit_web_view_get_load_status(webview))
pankso@63 113 {
pankso@63 114 case WEBKIT_LOAD_COMMITTED:
pankso@63 115 break;
pankso@63 116 case WEBKIT_LOAD_FINISHED:
pankso@63 117 progress = 0;
pankso@75 118 update();
pankso@63 119 break;
pankso@63 120 }
pankso@75 121 frame = webkit_web_view_get_main_frame(webview);
pankso@75 122 uri = webkit_web_frame_get_uri(frame);
pankso@51 123 if (uri)
pankso@75 124 gtk_entry_set_text(GTK_ENTRY(urientry), uri);
pankso@33 125 }
pankso@33 126
pankso@33 127 static void
pankso@75 128 destroy_cb(GtkWidget* widget, GtkWindow* window)
pankso@2 129 {
pankso@75 130 gtk_main_quit();
pankso@2 131 }
pankso@2 132
pankso@57 133 /* Show page source */
pankso@55 134 static void
pankso@75 135 view_source_cb()
pankso@55 136 {
pankso@55 137 gboolean source;
pankso@55 138
pankso@75 139 frame = webkit_web_view_get_main_frame(webview);
pankso@75 140 uri = webkit_web_frame_get_uri(frame);
pankso@75 141 source = webkit_web_view_get_view_source_mode(webview);
pankso@55 142
pankso@74 143 webkit_web_view_set_view_source_mode(webview, !source);
pankso@75 144 webkit_web_view_load_uri(webview, uri);
pankso@57 145 }
pankso@55 146
pankso@52 147 /* URL entry callback function */
pankso@14 148 static void
pankso@75 149 uri_entry_cb(GtkWidget* entry, gpointer data)
pankso@14 150 {
pankso@75 151 uri = gtk_entry_get_text(GTK_ENTRY(entry));
pankso@75 152 g_assert(uri);
pankso@75 153 check_requested_uri();
pankso@75 154 webkit_web_view_load_uri(webview, uri);
pankso@14 155 }
pankso@14 156
pankso@52 157 /* Search entry callback function */
pankso@35 158 static void
pankso@75 159 search_entry_cb(GtkWidget* entry, gpointer data)
pankso@35 160 {
pankso@75 161 uri = g_strdup_printf("http://www.google.com/search?q=%s",
pankso@75 162 gtk_entry_get_text(GTK_ENTRY(entry)));
pankso@75 163 g_assert(uri);
pankso@75 164 webkit_web_view_load_uri(webview, uri);
pankso@52 165 }
pankso@52 166
pankso@52 167 /* Home button callback function */
pankso@52 168 static void
pankso@75 169 go_home_cb(GtkWidget* widget, gpointer data)
pankso@52 170 {
pankso@75 171 uri = g_strdup_printf("file://%s/home.html", CONFIG);
pankso@75 172 g_assert(uri);
pankso@75 173 webkit_web_view_load_uri(webview, uri);
pankso@35 174 }
pankso@35 175
pankso@69 176 /* Navigation button function */
pankso@69 177 static void
pankso@75 178 go_back_cb(GtkWidget* widget, gpointer data)
pankso@69 179 {
pankso@75 180 webkit_web_view_go_back(webview);
pankso@69 181 }
pankso@69 182
pankso@69 183 static void
pankso@75 184 go_forward_cb(GtkWidget* widget, gpointer data)
pankso@69 185 {
pankso@75 186 webkit_web_view_go_forward(webview);
pankso@69 187 }
pankso@69 188
pankso@52 189 /* Fullscreen and unfullscreen callback function */
pankso@44 190 static void
pankso@75 191 fullscreen_cb(GtkWindow* window, gpointer data)
pankso@22 192 {
pankso@51 193 GdkWindowState state;
pankso@75 194 state = gdk_window_get_state(gtk_widget_get_window(GTK_WIDGET(mainwindow)));
pankso@22 195
pankso@75 196 if(state & GDK_WINDOW_STATE_FULLSCREEN)
pankso@75 197 gtk_window_unfullscreen(GTK_WINDOW(mainwindow));
pankso@51 198 else
pankso@75 199 gtk_window_fullscreen(GTK_WINDOW(mainwindow));
pankso@22 200 }
pankso@22 201
pankso@52 202 /* TazWeb doc callback function */
pankso@14 203 static void
pankso@75 204 tazweb_doc_cb(GtkWidget* widget, gpointer data)
pankso@14 205 {
pankso@52 206 uri = ("file:///usr/share/doc/tazweb/tazweb.html");
pankso@75 207 g_assert(uri);
pankso@75 208 webkit_web_view_load_uri(webview, uri);
pankso@14 209 }
pankso@14 210
pankso@44 211 /* Download function */
pankso@44 212 static gboolean
pankso@75 213 download_requested_cb(WebKitWebView *webview, WebKitDownload *download,
pankso@51 214 gpointer user_data)
pankso@44 215 {
pankso@75 216 uri = webkit_download_get_uri(download);
pankso@66 217 const gchar* buffer;
pankso@75 218 asprintf(&buffer,
pankso@67 219 "xterm -T 'Download' -geom 72x10+0-24 -e 'cd $HOME/Downloads && \
pankso@67 220 wget -c %s; sleep 2' &", uri);
pankso@75 221 system(buffer);
pankso@44 222 }
pankso@44 223
paul@72 224 /* Zoom out and in callback function */
pankso@60 225 static void
pankso@75 226 zoom_out_cb(GtkWidget *mainwindow)
pankso@60 227 {
pankso@75 228 webkit_web_view_zoom_out(webview);
pankso@60 229 }
pankso@60 230
pankso@60 231 static void
pankso@75 232 zoom_in_cb(GtkWidget *mainwindow)
pankso@60 233 {
pankso@75 234 webkit_web_view_zoom_in(webview);
pankso@60 235 }
pankso@60 236
pankso@57 237 /* Add items to WebKit contextual menu */
pankso@57 238 static void
pankso@75 239 populate_menu_cb(WebKitWebView *webview, GtkMenu *menu, gpointer data)
pankso@57 240 {
pankso@66 241 GtkWidget* item;
pankso@57 242
pankso@65 243 /* Separator */
pankso@75 244 item = gtk_separator_menu_item_new();
pankso@75 245 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@59 246
pankso@60 247 /* Zoom in */
pankso@75 248 item = gtk_image_menu_item_new_with_label("Zoom in");
pankso@75 249 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item),
pankso@75 250 gtk_image_new_from_stock(GTK_STOCK_ZOOM_IN, GTK_ICON_SIZE_MENU));
pankso@75 251 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@75 252 g_signal_connect(item, "activate", G_CALLBACK(zoom_in_cb), NULL);
pankso@60 253
pankso@60 254 /* Zoom out */
pankso@75 255 item = gtk_image_menu_item_new_with_label("Zoom out");
pankso@75 256 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item),
pankso@75 257 gtk_image_new_from_stock(GTK_STOCK_ZOOM_OUT, GTK_ICON_SIZE_MENU));
pankso@75 258 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@75 259 g_signal_connect(item, "activate", G_CALLBACK(zoom_out_cb), NULL);
pankso@60 260
pankso@65 261 /* Separator */
pankso@75 262 item = gtk_separator_menu_item_new();
pankso@75 263 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@60 264
pankso@59 265 /* TazWeb documentation */
pankso@75 266 item = gtk_image_menu_item_new_with_label("TazWeb manual");
pankso@75 267 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item),
pankso@75 268 gtk_image_new_from_stock(GTK_STOCK_INFO, GTK_ICON_SIZE_MENU));
pankso@75 269 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@75 270 g_signal_connect(item, "activate", G_CALLBACK(tazweb_doc_cb), NULL);
pankso@59 271
pankso@57 272 /* View source mode */
pankso@75 273 item = gtk_image_menu_item_new_with_label("View source mode");
pankso@75 274 gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item),
pankso@75 275 gtk_image_new_from_stock(GTK_STOCK_PROPERTIES, GTK_ICON_SIZE_MENU));
pankso@75 276 gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
pankso@75 277 g_signal_connect(item, "activate", G_CALLBACK(view_source_cb), NULL);
pankso@57 278
pankso@75 279 gtk_widget_show_all(GTK_WIDGET(menu));
pankso@57 280 }
pankso@57 281
pankso@68 282 /* Open in a new window from menu */
pankso@68 283 static WebKitWebView*
pankso@75 284 create_web_view_cb(WebKitWebView* webview, GtkWidget* window)
pankso@68 285 {
pankso@75 286 return WEBKIT_WEB_VIEW(webview);
pankso@68 287 }
pankso@68 288
pankso@74 289 /* Scrolled window for the webview */
pankso@2 290 static GtkWidget*
pankso@75 291 create_browser()
pankso@2 292 {
pankso@76 293 WebKitWebSettings *settings;
pankso@76 294
pankso@76 295 browser = gtk_scrolled_window_new(NULL, NULL);
pankso@76 296 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(browser),
pankso@51 297 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
pankso@2 298
pankso@75 299 webview = WEBKIT_WEB_VIEW(webkit_web_view_new());
pankso@76 300 gtk_container_add(GTK_CONTAINER(browser), GTK_WIDGET(webview));
pankso@76 301
pankso@76 302 /* User agent */
pankso@76 303 settings = webkit_web_view_get_settings (webview);
pankso@76 304 g_object_set (G_OBJECT (settings), "user-agent", useragent, NULL);
pankso@2 305
pankso@74 306 /* Connect WebKit events */
pankso@75 307 g_signal_connect(webview, "notify::title",
pankso@75 308 G_CALLBACK(notify_title_cb), webview);
pankso@75 309 g_signal_connect(webview, "notify::progress",
pankso@75 310 G_CALLBACK(notify_progress_cb), webview);
pankso@75 311 g_signal_connect(webview, "notify::load-status",
pankso@75 312 G_CALLBACK(notify_load_status_cb), webview);
pankso@75 313 g_signal_connect(webview, "download-requested",
pankso@75 314 G_CALLBACK(download_requested_cb), NULL);
pankso@75 315 g_signal_connect(webview, "create-web-view",
pankso@75 316 G_CALLBACK(create_web_view_cb), webview);
pankso@2 317
pankso@57 318 /* Connect WebKit contextual menu items */
pankso@75 319 g_object_connect(G_OBJECT(webview), "signal::populate-popup",
pankso@75 320 G_CALLBACK(populate_menu_cb), webview, NULL);
pankso@57 321
pankso@76 322 return browser;
pankso@2 323 }
pankso@2 324
pankso@63 325 /* Loader area */
pankso@63 326 static GtkWidget*
pankso@75 327 create_loader()
pankso@63 328 {
pankso@75 329 loader = gtk_drawing_area_new();
pankso@75 330 gtk_widget_set_size_request(loader, 0, 2);
pankso@75 331 g_signal_connect(G_OBJECT(loader), "expose_event",
pankso@75 332 G_CALLBACK(expose_loader_cb), NULL);
pankso@63 333
pankso@63 334 return loader;
pankso@63 335 }
pankso@63 336
pankso@14 337 static GtkWidget*
pankso@75 338 create_toolbar()
pankso@14 339 {
pankso@51 340 GtkToolItem* item;
pankso@74 341 GdkColor bg;
pankso@74 342
pankso@75 343 toolbar = gtk_toolbar_new();
pankso@75 344 //gtk_widget_set_size_request(toolbar, 0, 24);
pankso@75 345 gtk_toolbar_set_orientation(GTK_TOOLBAR(toolbar),
pankso@51 346 GTK_ORIENTATION_HORIZONTAL);
pankso@75 347 gtk_toolbar_set_style(GTK_TOOLBAR(toolbar),
pankso@51 348 GTK_TOOLBAR_BOTH_HORIZ);
pankso@75 349 gdk_color_parse(toolbarbg, &bg);
pankso@75 350 gtk_widget_modify_bg(toolbar, GTK_STATE_NORMAL, &bg);
pankso@14 351
pankso@69 352 /* The back button */
pankso@75 353 item = gtk_tool_button_new_from_stock(GTK_STOCK_GO_BACK);
pankso@75 354 g_signal_connect(G_OBJECT(item), "clicked", G_CALLBACK(go_back_cb), NULL);
pankso@75 355 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@69 356
pankso@69 357 /* The forward button */
pankso@75 358 item = gtk_tool_button_new_from_stock(GTK_STOCK_GO_FORWARD);
pankso@75 359 g_signal_connect(G_OBJECT(item), "clicked", G_CALLBACK(go_forward_cb), NULL);
pankso@75 360 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@69 361
pankso@70 362 /* Home button */
pankso@75 363 item = gtk_tool_button_new_from_stock(GTK_STOCK_HOME);
pankso@75 364 g_signal_connect(G_OBJECT(item), "clicked",
pankso@75 365 G_CALLBACK(go_home_cb), NULL);
pankso@75 366 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@70 367
pankso@57 368 /* URL entry */
pankso@75 369 item = gtk_tool_item_new();
pankso@75 370 gtk_tool_item_set_expand(item, TRUE);
pankso@69 371
pankso@75 372 urientry = gtk_entry_new();
pankso@75 373 gtk_widget_modify_base( GTK_WIDGET(urientry),
pankso@69 374 GTK_STATE_NORMAL, &bg);
pankso@75 375 gtk_entry_set_inner_border(GTK_ENTRY(urientry), NULL);
pankso@75 376 gtk_entry_set_has_frame(GTK_ENTRY(urientry), FALSE);
pankso@69 377
pankso@75 378 gtk_container_add(GTK_CONTAINER(item), urientry);
pankso@75 379 g_signal_connect(G_OBJECT(urientry), "activate",
pankso@75 380 G_CALLBACK(uri_entry_cb), NULL);
pankso@75 381 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@54 382
pankso@54 383 /* Separator */
pankso@76 384 //item = gtk_separator_tool_item_new();
pankso@76 385 //gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@52 386
pankso@57 387 /* Search entry */
pankso@75 388 item = gtk_tool_item_new();
pankso@75 389 search = gtk_entry_new();
pankso@75 390 gtk_widget_set_size_request(search, 150, 20);
pankso@75 391 gtk_container_add(GTK_CONTAINER(item), search);
pankso@75 392 g_signal_connect(G_OBJECT(search), "activate",
pankso@75 393 G_CALLBACK(search_entry_cb), NULL);
pankso@75 394 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@35 395
pankso@51 396 /* The Fullscreen button */
pankso@75 397 item = gtk_tool_button_new_from_stock(GTK_STOCK_FULLSCREEN);
pankso@75 398 g_signal_connect(G_OBJECT(item), "clicked",
pankso@75 399 G_CALLBACK(fullscreen_cb), NULL);
pankso@75 400 gtk_toolbar_insert(GTK_TOOLBAR(toolbar), item, -1);
pankso@51 401
pankso@51 402 return toolbar;
pankso@14 403 }
pankso@14 404
pankso@58 405 /* Main window */
pankso@2 406 static GtkWidget*
pankso@75 407 create_window()
pankso@2 408 {
pankso@75 409 GtkWidget* window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
pankso@75 410 GtkWidget* vbox = gtk_vbox_new(FALSE, 0);
pankso@63 411
pankso@73 412 /* Default TazWeb window size ratio to 3/4 --> 720, 540 */
pankso@75 413 gtk_window_set_default_size(GTK_WINDOW(window), 800, 600);
pankso@75 414 gtk_window_set_icon(GTK_WINDOW(window),
pankso@75 415 create_pixbuf("/usr/share/pixmaps/tazweb.png"));
pankso@75 416 gtk_widget_set_name(window, "TazWeb");
pankso@75 417 g_signal_connect(window, "destroy", G_CALLBACK(destroy_cb), NULL);
pankso@63 418
pankso@64 419 /* Pack box and container */
pankso@75 420 gtk_box_pack_start(GTK_BOX(vbox), create_browser(), TRUE, TRUE, 0);
pankso@75 421 gtk_container_add(GTK_CONTAINER(vbox), create_loader());
pankso@75 422 gtk_box_set_child_packing(GTK_BOX(vbox), loader,
pankso@63 423 FALSE, FALSE, 0, GTK_PACK_START);
pankso@75 424 gtk_box_pack_start(GTK_BOX(vbox), create_toolbar(), FALSE, FALSE, 0);
pankso@75 425 gtk_container_add(GTK_CONTAINER(window), vbox);
pankso@2 426
pankso@68 427 return window;
pankso@2 428 }
pankso@2 429
pankso@2 430 int
pankso@75 431 main(int argc, char* argv[])
pankso@2 432 {
pankso@75 433 gtk_init(&argc, &argv);
pankso@75 434 if (!g_thread_supported())
pankso@75 435 g_thread_init(NULL);
pankso@2 436
pankso@64 437 /* Get a default home.html if missing */
pankso@75 438 if (! g_file_test(CONFIG, G_FILE_TEST_EXISTS))
pankso@75 439 system("cp -r /usr/share/tazweb $HOME/.config/tazweb");
pankso@64 440
pankso@64 441 /* Load the start page file or the url in argument */
pankso@75 442 uri =(char*)(argc > 1 ? argv[1] : START);
pankso@65 443 if (argv[1])
pankso@75 444 check_requested_uri();
pankso@68 445
pankso@75 446 mainwindow = create_window();
pankso@75 447 gtk_widget_show_all(mainwindow);
pankso@75 448
pankso@75 449 webkit_web_view_load_uri(webview, uri);
pankso@75 450 gtk_widget_grab_focus(GTK_WIDGET(webview));
pankso@75 451
pankso@75 452 gtk_main();
pankso@74 453
pankso@51 454 return 0;
pankso@2 455 }