tazweb annotate src/main.c @ rev 21

main.c: Add a back and forward button
author Christophe Lincoln <pankso@slitaz.org>
date Mon Apr 04 21:19:12 2011 +0200 (2011-04-04)
parents 8a95a53b519a
children de9970ba1162
rev   line source
pankso@2 1 /*
pankso@2 2 * TazWeb is a radicaly simple web browser providing a single window
pankso@2 3 * with no toolbar, menu or tabs.
pankso@2 4 *
pankso@2 5 *
pankso@2 6 * Copyright (C) 2011 SliTaz GNU/Linux <devel@slitaz.org>
pankso@2 7 *
pankso@2 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@2 16 static gchar* main_title;
pankso@2 17 static gdouble load_progress;
pankso@2 18 static guint status_context_id;
pankso@2 19
pankso@2 20 /* Page title to window title */
pankso@2 21 static void
pankso@2 22 update_title (GtkWindow* window)
pankso@2 23 {
pankso@2 24 GString* string = g_string_new (main_title);
pankso@2 25 g_string_append (string, " - TazWeb");
pankso@2 26 if (load_progress < 100)
pankso@2 27 g_string_append_printf (string, " (%f%%)", load_progress);
pankso@2 28 gchar* title = g_string_free (string, FALSE);
pankso@2 29 gtk_window_set_title (window, title);
pankso@2 30 g_free (title);
pankso@2 31 }
pankso@2 32
pankso@2 33 static void
pankso@2 34 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 35 {
pankso@2 36 if (main_title)
pankso@2 37 g_free (main_title);
pankso@2 38 main_title = g_strdup (webkit_web_view_get_title(web_view));
pankso@2 39 update_title (GTK_WINDOW (main_window));
pankso@2 40 }
pankso@2 41
pankso@2 42 /* Request progress in window title */
pankso@2 43 static void
pankso@2 44 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
pankso@2 45 {
pankso@2 46 load_progress = webkit_web_view_get_progress (web_view) * 100;
pankso@2 47 update_title (GTK_WINDOW (main_window));
pankso@2 48 }
pankso@2 49
pankso@2 50 static void
pankso@2 51 destroy_cb (GtkWidget* widget, gpointer data)
pankso@2 52 {
pankso@2 53 gtk_main_quit ();
pankso@2 54 }
pankso@2 55
pankso@14 56 /* Home button function */
pankso@14 57 static void
pankso@21 58 go_home_cb (GtkWidget* widget, gpointer data)
pankso@14 59 {
pankso@14 60 const gchar* uri = ("file:///usr/share/webhome/index.html");
pankso@14 61 g_assert (uri);
pankso@14 62 webkit_web_view_load_uri (web_view, uri);
pankso@14 63 }
pankso@14 64
pankso@21 65 static void
pankso@21 66 go_back_cb (GtkWidget* widget, gpointer data)
pankso@21 67 {
pankso@21 68 webkit_web_view_go_back (web_view);
pankso@21 69 }
pankso@21 70
pankso@21 71 static void
pankso@21 72 go_forward_cb (GtkWidget* widget, gpointer data)
pankso@21 73 {
pankso@21 74 webkit_web_view_go_forward (web_view);
pankso@21 75 }
pankso@21 76
pankso@14 77 /* TazWeb doc function */
pankso@14 78 static void
pankso@21 79 tazweb_doc_cb (GtkWidget* widget, gpointer data)
pankso@14 80 {
slaxemulator@19 81 const gchar* uri = ("file:///usr/share/doc/tazweb/tazweb.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@2 86 static GtkWidget*
pankso@2 87 create_browser ()
pankso@2 88 {
pankso@2 89 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
pankso@2 90 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
pankso@2 91
pankso@2 92 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
pankso@2 93 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
pankso@2 94
pankso@2 95 g_signal_connect (web_view, "notify::title", G_CALLBACK (notify_title_cb), web_view);
pankso@2 96 g_signal_connect (web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
pankso@2 97
pankso@2 98 return scrolled_window;
pankso@2 99 }
pankso@2 100
pankso@14 101 static GtkWidget*
pankso@14 102 create_toolbar ()
pankso@14 103 {
pankso@14 104 GtkWidget* toolbar = gtk_toolbar_new ();
pankso@14 105
pankso@14 106 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
pankso@14 107 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
pankso@14 108
pankso@14 109 GtkToolItem* item;
pankso@14 110
pankso@14 111 /* The Home button */
pankso@14 112 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
pankso@21 113 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home_cb), NULL);
pankso@21 114 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@21 115
pankso@21 116 /* The back button */
pankso@21 117 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
pankso@21 118 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
pankso@21 119 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@21 120
pankso@21 121 /* The forward button */
pankso@21 122 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
pankso@21 123 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
pankso@14 124 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@14 125
pankso@14 126 /* Expand to have help icon on the right */
pankso@14 127 item = gtk_tool_item_new ();
pankso@14 128 gtk_tool_item_set_expand (item, TRUE);
pankso@14 129 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@14 130
pankso@14 131 /* The TazWeb doc button */
pankso@14 132 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
pankso@21 133 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (tazweb_doc_cb), NULL);
pankso@14 134 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
pankso@14 135
pankso@14 136 return toolbar;
pankso@14 137 }
pankso@14 138
pankso@8 139 /* Create an icon */
pankso@12 140 static GdkPixbuf*
pankso@12 141 create_pixbuf (const gchar * image)
pankso@8 142 {
pankso@8 143 GdkPixbuf *pixbuf;
pankso@8 144 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
pankso@8 145
pankso@8 146 return pixbuf;
pankso@8 147 }
pankso@8 148
pankso@2 149 static GtkWidget*
pankso@2 150 create_window ()
pankso@2 151 {
pankso@2 152 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
pankso@2 153 /* Default tazweb window size ratio to 3/4 ?? --> 720, 540*/
pankso@2 154 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
pankso@11 155 gtk_window_set_icon (GTK_WINDOW (window),
pankso@8 156 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
pankso@2 157 gtk_widget_set_name (window, "TazWeb");
pankso@2 158 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
pankso@2 159
pankso@2 160 return window;
pankso@2 161 }
pankso@2 162
pankso@2 163 int
pankso@2 164 main (int argc, char* argv[])
pankso@2 165 {
pankso@2 166 gtk_init (&argc, &argv);
pankso@2 167 if (!g_thread_supported ())
pankso@2 168 g_thread_init (NULL);
pankso@2 169
pankso@2 170 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
pankso@2 171 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
pankso@14 172 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
pankso@2 173
pankso@2 174 main_window = create_window ();
pankso@2 175 gtk_container_add (GTK_CONTAINER (main_window), vbox);
pankso@2 176
pankso@2 177 /* Home page url or file */
pankso@2 178 gchar* uri = (gchar*) (argc > 1 ? argv[1] : "file:///usr/share/webhome/index.html");
pankso@2 179 webkit_web_view_load_uri (web_view, uri);
pankso@2 180
pankso@2 181 gtk_widget_grab_focus (GTK_WIDGET (web_view));
pankso@2 182 gtk_widget_show_all (main_window);
pankso@2 183 gtk_main ();
pankso@2 184
pankso@2 185 return 0;
pankso@2 186 }