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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 no toolbar, 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 gchar* main_title;
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17 static gdouble load_progress;
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18 static guint status_context_id;
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19
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20 /* Page title to window title */
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21 static void
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22 update_title (GtkWindow* window)
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23 {
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24 GString* string = g_string_new (main_title);
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25 g_string_append (string, " - TazWeb");
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26 if (load_progress < 100)
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27 g_string_append_printf (string, " (%f%%)", load_progress);
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28 gchar* title = g_string_free (string, FALSE);
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29 gtk_window_set_title (window, title);
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30 g_free (title);
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31 }
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32
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33 static void
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34 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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35 {
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36 if (main_title)
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37 g_free (main_title);
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38 main_title = g_strdup (webkit_web_view_get_title(web_view));
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39 update_title (GTK_WINDOW (main_window));
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40 }
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41
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42 /* Request progress in window title */
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43 static void
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44 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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45 {
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46 load_progress = webkit_web_view_get_progress (web_view) * 100;
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47 update_title (GTK_WINDOW (main_window));
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48 }
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49
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50 static void
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51 destroy_cb (GtkWidget* widget, gpointer data)
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52 {
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53 gtk_main_quit ();
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54 }
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55
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56 /* Home button function */
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57 static void
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58 go_home_cb (GtkWidget* widget, gpointer data)
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59 {
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60 const gchar* uri = ("file:///usr/share/webhome/index.html");
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61 g_assert (uri);
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62 webkit_web_view_load_uri (web_view, uri);
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63 }
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64
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65 static void
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66 go_back_cb (GtkWidget* widget, gpointer data)
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67 {
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68 webkit_web_view_go_back (web_view);
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69 }
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70
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71 static void
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72 go_forward_cb (GtkWidget* widget, gpointer data)
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73 {
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74 webkit_web_view_go_forward (web_view);
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75 }
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76
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77 /* Fullscreen and unfullscreen action */
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78 static void
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79 fullscreen_cb (GtkWindow* window, gpointer data)
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80 {
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81 GdkWindowState state;
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82 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
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83
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84 if (state & GDK_WINDOW_STATE_FULLSCREEN)
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85 gtk_window_unfullscreen (GTK_WINDOW (main_window));
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86 else
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87 gtk_window_fullscreen (GTK_WINDOW (main_window));
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88 }
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89
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90 /* TazWeb doc function */
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91 static void
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92 tazweb_doc_cb (GtkWidget* widget, gpointer data)
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93 {
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94 const gchar* uri = ("file:///usr/share/doc/tazweb/tazweb.html");
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95 g_assert (uri);
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96 webkit_web_view_load_uri (web_view, uri);
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97 }
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98
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99 static GtkWidget*
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100 create_browser ()
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101 {
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102 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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103 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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104
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105 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
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106 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
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107
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108 g_signal_connect (web_view, "notify::title", G_CALLBACK (notify_title_cb), web_view);
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109 g_signal_connect (web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
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110
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111 return scrolled_window;
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112 }
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113
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114 static GtkWidget*
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115 create_toolbar ()
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116 {
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117 GtkWidget* toolbar = gtk_toolbar_new ();
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118
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119 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
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120 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
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121
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122 GtkToolItem* item;
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123
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124 /* The Home button */
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125 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
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126 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home_cb), NULL);
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127 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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128
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129 /* The back button */
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130 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
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131 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
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132 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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133
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134 /* The forward button */
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135 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
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136 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
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137 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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138
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139 /* Expand to have help icon on the right */
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140 item = gtk_tool_item_new ();
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141 gtk_tool_item_set_expand (item, TRUE);
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142 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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143
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144 /* The TazWeb doc button */
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145 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
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146 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (tazweb_doc_cb), NULL);
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147 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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148
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149 /* The Fullscreen button */
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150 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
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151 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (fullscreen_cb), NULL);
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152 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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153
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154 return toolbar;
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155 }
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156
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157 /* Create an icon */
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158 static GdkPixbuf*
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159 create_pixbuf (const gchar * image)
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160 {
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161 GdkPixbuf *pixbuf;
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162 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
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163
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164 return pixbuf;
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165 }
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166
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167 static GtkWidget*
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168 create_window ()
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169 {
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170 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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171 /* Default tazweb window size ratio to 3/4 ?? --> 720, 540*/
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172 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
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173 gtk_window_set_icon (GTK_WINDOW (window),
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174 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
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175 gtk_widget_set_name (window, "TazWeb");
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176 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
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177
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178 return window;
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179 }
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180
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181 int
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182 main (int argc, char* argv[])
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183 {
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184 gtk_init (&argc, &argv);
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185 if (!g_thread_supported ())
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186 g_thread_init (NULL);
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187
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188 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
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189 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
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190 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
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191
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192 main_window = create_window ();
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193 gtk_container_add (GTK_CONTAINER (main_window), vbox);
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194
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195 /* Home page url or file */
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196 gchar* uri = (gchar*) (argc > 1 ? argv[1] : "file:///usr/share/webhome/index.html");
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197 webkit_web_view_load_uri (web_view, uri);
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198
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199 gtk_widget_grab_focus (GTK_WIDGET (web_view));
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200 gtk_widget_show_all (main_window);
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201 gtk_main ();
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202
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203 return 0;
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204 }
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