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pankso@2
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1 /*
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2 * TazWeb is a radicaly simple web browser providing a single window
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3 * with a single toolbar with buttons and URL entry but no menu or tabs.
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4 *
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5 *
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6 * Copyright (C) 2011 SliTaz GNU/Linux <devel@slitaz.org>
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7 *
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8 *
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9 */
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10
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11 #include <gtk/gtk.h>
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12 #include <webkit/webkit.h>
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13
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14 static GtkWidget* main_window;
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15 static WebKitWebView* web_view;
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16 static GtkWidget* uri_entry;
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17 static gchar* main_title;
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18 static gdouble load_progress;
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19 static guint status_context_id;
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20
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21 /* Page title to window title */
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22 static void
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23 update_title (GtkWindow* window)
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24 {
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25 GString* string = g_string_new (main_title);
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26 g_string_append (string, " - TazWeb");
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27 if (load_progress < 100)
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28 g_string_append_printf (string, " (%f%%)", load_progress);
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29 gchar* title = g_string_free (string, FALSE);
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30 gtk_window_set_title (window, title);
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31 g_free (title);
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32 }
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33
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34 static void
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35 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
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36 {
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37 const gchar* uri = gtk_entry_get_text (GTK_ENTRY (entry));
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38 g_assert (uri);
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39 webkit_web_view_load_uri (web_view, uri);
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40 }
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41
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42 static void
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43 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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44 {
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45 if (main_title)
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46 g_free (main_title);
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47 main_title = g_strdup (webkit_web_view_get_title(web_view));
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48 update_title (GTK_WINDOW (main_window));
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49 }
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50
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51 /* Request progress in window title */
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52 static void
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53 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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54 {
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55 load_progress = webkit_web_view_get_progress (web_view) * 100;
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56 update_title (GTK_WINDOW (main_window));
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57 }
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58
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59 static void
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60 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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61 {
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62 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
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63 WebKitWebFrame* frame = webkit_web_view_get_main_frame (web_view);
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64 const gchar* uri = webkit_web_frame_get_uri (frame);
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65 if (uri)
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66 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
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67 }
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68 }
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69
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70 static void
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71 destroy_cb (GtkWidget* widget, gpointer data)
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72 {
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73 gtk_main_quit ();
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74 }
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75
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76 /* Home button function */
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77 static void
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78 go_home_cb (GtkWidget* widget, gpointer data)
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79 {
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80 const gchar* uri = ("file:///usr/share/webhome/index.html");
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81 g_assert (uri);
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82 webkit_web_view_load_uri (web_view, uri);
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83 }
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84
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85 static void
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86 go_back_cb (GtkWidget* widget, gpointer data)
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87 {
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88 webkit_web_view_go_back (web_view);
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89 }
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90
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91 static void
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92 go_forward_cb (GtkWidget* widget, gpointer data)
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93 {
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94 webkit_web_view_go_forward (web_view);
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95 }
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96
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97 static void
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98 refresh_cb (GtkWidget* widget, gpointer data)
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99 {
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100 webkit_web_view_reload (web_view);
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101 }
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102
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103 /* Fullscreen and unfullscreen action */
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104 static void
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105 fullscreen_cb (GtkWindow* window, gpointer data)
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106 {
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107 GdkWindowState state;
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108 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
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109
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110 if (state & GDK_WINDOW_STATE_FULLSCREEN)
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111 gtk_window_unfullscreen (GTK_WINDOW (main_window));
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112 else
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113 gtk_window_fullscreen (GTK_WINDOW (main_window));
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114 }
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115
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116 /* TazWeb doc function */
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117 static void
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118 tazweb_doc_cb (GtkWidget* widget, gpointer data)
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119 {
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120 const gchar* uri = ("file:///usr/share/doc/tazweb/tazweb.html");
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121 g_assert (uri);
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122 webkit_web_view_load_uri (web_view, uri);
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123 }
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124
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125 static GtkWidget*
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126 create_browser ()
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127 {
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128 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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129 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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130
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131 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
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132 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
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133
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134 g_signal_connect (web_view, "notify::title", G_CALLBACK (notify_title_cb), web_view);
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135 g_signal_connect (web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
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136 g_signal_connect (web_view, "notify::load-status", G_CALLBACK (notify_load_status_cb), web_view);
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137
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138 return scrolled_window;
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139 }
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140
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141 static GtkWidget*
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142 create_toolbar ()
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143 {
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144 GtkWidget* toolbar = gtk_toolbar_new ();
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145
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146 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
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147 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
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148
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149 GtkToolItem* item;
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150
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151 /* The back button */
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152 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
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153 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
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154 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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155
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156 /* The forward button */
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157 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
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158 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
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159 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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160
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161 /* The Reload button */
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162 item = gtk_tool_button_new_from_stock (GTK_STOCK_REFRESH);
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163 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (refresh_cb), NULL);
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164 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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165
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166 /* Expand to have help icon on the right
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167 * item = gtk_tool_item_new ();
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168 * gtk_tool_item_set_expand (item, TRUE);
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169 * gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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170 */
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171
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172 /* The URL entry */
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173 item = gtk_tool_item_new ();
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174 gtk_tool_item_set_expand (item, TRUE);
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175 uri_entry = gtk_entry_new ();
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176 gtk_container_add (GTK_CONTAINER (item), uri_entry);
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177 g_signal_connect (G_OBJECT (uri_entry), "activate",
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178 G_CALLBACK (activate_uri_entry_cb), NULL);
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179 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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180
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181 /* The Home button */
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182 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
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183 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home_cb), NULL);
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184 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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185
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186 /* The Fullscreen button */
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187 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
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188 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (fullscreen_cb), NULL);
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189 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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190
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191 /* The TazWeb doc button */
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192 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
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193 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (tazweb_doc_cb), NULL);
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194 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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195
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196 return toolbar;
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197 }
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198
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199 /* Create an icon */
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200 static GdkPixbuf*
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201 create_pixbuf (const gchar * image)
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202 {
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203 GdkPixbuf *pixbuf;
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204 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
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205
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206 return pixbuf;
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207 }
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208
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209 static GtkWidget*
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210 create_window ()
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211 {
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212 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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213 /* Default tazweb window size ratio to 3/4 ?? --> 720, 540*/
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214 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
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215 gtk_window_set_icon (GTK_WINDOW (window),
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216 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
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217 gtk_widget_set_name (window, "TazWeb");
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218 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
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219
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220 return window;
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221 }
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222
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223 int
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224 main (int argc, char* argv[])
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225 {
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226 gtk_init (&argc, &argv);
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227 if (!g_thread_supported ())
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228 g_thread_init (NULL);
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229
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230 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
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231 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
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232 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
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233
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234 main_window = create_window ();
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235 gtk_container_add (GTK_CONTAINER (main_window), vbox);
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236
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237 /* Home page url or file */
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238 gchar* uri = (gchar*) (argc > 1 ? argv[1] : "file:///usr/share/webhome/index.html");
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239 webkit_web_view_load_uri (web_view, uri);
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240
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241 gtk_widget_grab_focus (GTK_WIDGET (web_view));
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242 gtk_widget_show_all (main_window);
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243 gtk_main ();
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244
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245 return 0;
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246 }
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