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pankso@2
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1 /*
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paul@42
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2 * TazWeb is a radically simple web browser providing a single window
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paul@42
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3 * with a single toolbar with buttons and an URL entry, but no menu or
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paul@42
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4 * tabs.
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pankso@44
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5 *
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pankso@2
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6 * Copyright (C) 2011 SliTaz GNU/Linux <devel@slitaz.org>
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pankso@44
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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 GtkWidget* search_entry;
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18 static gchar* main_title;
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19 static gdouble load_progress;
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20 static guint status_context_id;
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21 const gchar* config;
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22 const gchar* uri;
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23
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24 /* Create an icon */
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25 static GdkPixbuf*
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26 create_pixbuf (const gchar * image)
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27 {
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28 GdkPixbuf *pixbuf;
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29 pixbuf = gdk_pixbuf_new_from_file (image, NULL);
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30 return pixbuf;
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31 }
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32
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pankso@50
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33 /* Get a default page.html if missing */
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34 static void
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35 get_config ()
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36 {
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37 config = g_strdup_printf ("%s/.config/tazweb", g_get_home_dir ());
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38 if (! g_file_test(config, G_FILE_TEST_EXISTS)) {
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39 g_mkdir (config, 0700);
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40 system ("cp /usr/share/tazweb/* $HOME/.config/tazweb");
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41 }
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42 }
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pankso@2
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43
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44 /* Page title to window title */
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45 static void
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46 update_title (GtkWindow* window)
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47 {
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48 GString* string = g_string_new (main_title);
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pankso@51
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49 /* g_string_append (string, " - TazWeb"); */
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50 if (load_progress < 100)
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51 g_string_append_printf (string, " [ %f%% ] ", load_progress);
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pankso@51
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52 gchar* title = g_string_free (string, FALSE);
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53 gtk_window_set_title (window, title);
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54 g_free (title);
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55 }
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56
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57 static void
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58 notify_title_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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pankso@2
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59 {
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60 if (main_title)
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61 g_free (main_title);
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62 main_title = g_strdup (webkit_web_view_get_title(web_view));
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63 update_title (GTK_WINDOW (main_window));
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64 }
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65
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66 /* Request progress in window title */
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67 static void
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68 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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69 {
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70 load_progress = webkit_web_view_get_progress (web_view) * 100;
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71 update_title (GTK_WINDOW (main_window));
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72 }
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73
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74 static void
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75 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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76 {
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77 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
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78 WebKitWebFrame* frame = webkit_web_view_get_main_frame (web_view);
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79 uri = webkit_web_frame_get_uri (frame);
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80 if (uri)
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81 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
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82 }
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83 }
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84
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85 static void
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86 destroy_cb (GtkWidget* widget, gpointer data)
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87 {
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88 gtk_main_quit ();
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89 }
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90
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91 /* URL entry callback function */
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92 static void
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93 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
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94 {
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95 uri = gtk_entry_get_text (GTK_ENTRY (entry));
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96 g_assert (uri);
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97 webkit_web_view_load_uri (web_view, uri);
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98 }
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99
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100 /* Search entry callback function */
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101 static void
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102 activate_search_entry_cb (GtkWidget* entry, gpointer data)
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103 {
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104 uri = g_strdup_printf ("http://www.google.com/search?q=%s",
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105 gtk_entry_get_text (GTK_ENTRY (entry)));
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106 g_assert (uri);
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107 webkit_web_view_load_uri (web_view, uri);
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108 }
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109
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110 /* Home button callback function */
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111 static void
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112 go_home_cb (GtkWidget* widget, gpointer data)
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113 {
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114 uri = g_strdup_printf ("file://%s/.config/tazweb/home.html",
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115 g_get_home_dir ());
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116 g_assert (uri);
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117 webkit_web_view_load_uri (web_view, uri);
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118 }
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119
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120 /* Fullscreen and unfullscreen callback function */
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121 static void
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122 fullscreen_cb (GtkWindow* window, gpointer data)
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123 {
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124 GdkWindowState state;
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125 state = gdk_window_get_state (gtk_widget_get_window (GTK_WIDGET (main_window)));
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126
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127 if (state & GDK_WINDOW_STATE_FULLSCREEN)
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128 gtk_window_unfullscreen (GTK_WINDOW (main_window));
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129 else
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130 gtk_window_fullscreen (GTK_WINDOW (main_window));
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131 }
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132
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133 /* TazWeb doc callback function */
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134 static void
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135 tazweb_doc_cb (GtkWidget* widget, gpointer data)
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136 {
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137 uri = ("file:///usr/share/doc/tazweb/tazweb.html");
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138 g_assert (uri);
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139 webkit_web_view_load_uri (web_view, uri);
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140 }
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141
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142 /* Download function */
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143 static gboolean
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144 download_requested_cb (WebKitWebView *web_view, WebKitDownload *download,
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145 gpointer user_data)
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146 {
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147 uri = webkit_download_get_uri (download);
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148 gchar *buffer;
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149 asprintf (&buffer, "tazbox dl-out %s", uri);
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150 system (buffer);
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151 }
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152
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pankso@2
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153 static GtkWidget*
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154 create_browser ()
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155 {
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156 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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157 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
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158 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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159
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160 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
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161 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
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162
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163 g_signal_connect (web_view, "notify::title",
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164 G_CALLBACK (notify_title_cb), web_view);
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165 g_signal_connect (web_view, "notify::progress",
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166 G_CALLBACK (notify_progress_cb), web_view);
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167 g_signal_connect (web_view, "notify::load-status",
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168 G_CALLBACK (notify_load_status_cb), web_view);
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169 g_signal_connect (web_view, "download-requested",
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170 G_CALLBACK (download_requested_cb), NULL);
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171
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172 return scrolled_window;
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173 }
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174
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175 static GtkWidget*
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176 create_toolbar ()
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177 {
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178 GtkToolItem* item;
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179
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180 GtkWidget* toolbar = gtk_toolbar_new ();
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181 gtk_widget_set_size_request (toolbar, 0, 31);
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182 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar),
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183 GTK_ORIENTATION_HORIZONTAL);
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184 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar),
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185 GTK_TOOLBAR_BOTH_HORIZ);
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186
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187 /* The Home button */
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188 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
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189 g_signal_connect (G_OBJECT (item), "clicked",
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190 G_CALLBACK (go_home_cb), NULL);
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191 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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192
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193 /* The URL entry */
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194 item = gtk_tool_item_new ();
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195 gtk_tool_item_set_expand (item, TRUE);
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196 uri_entry = gtk_entry_new ();
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197 gtk_container_add (GTK_CONTAINER (item), uri_entry);
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198 g_signal_connect (G_OBJECT (uri_entry), "activate",
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199 G_CALLBACK (activate_uri_entry_cb), NULL);
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200 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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201
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202 /* The Search entry */
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203 item = gtk_tool_item_new ();
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204 search_entry = gtk_entry_new ();
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205 gtk_container_add (GTK_CONTAINER (item), search_entry);
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206 g_signal_connect (G_OBJECT (search_entry), "activate",
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207 G_CALLBACK (activate_search_entry_cb), NULL);
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208 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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pankso@35
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209
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pankso@51
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210 /* The TazWeb doc button */
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211 item = gtk_tool_button_new_from_stock (GTK_STOCK_INFO);
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212 g_signal_connect (G_OBJECT (item), "clicked",
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213 G_CALLBACK (tazweb_doc_cb), NULL);
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214 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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215
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216 /* The Fullscreen button */
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217 item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
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218 g_signal_connect (G_OBJECT (item), "clicked",
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219 G_CALLBACK (fullscreen_cb), NULL);
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220 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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221
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222 return toolbar;
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223 }
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224
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225 static GtkWidget*
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226 create_window ()
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227 {
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228 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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pankso@44
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229
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230 /* Default tazweb window size ratio to 3/4 --> 720, 540*/
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231 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
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232 gtk_window_set_icon (GTK_WINDOW (window),
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233 create_pixbuf ("/usr/share/pixmaps/tazweb.png"));
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234 gtk_widget_set_name (window, "TazWeb");
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235 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
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pankso@2
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236
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237 return window;
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238 }
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pankso@2
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239
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pankso@2
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240 int
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pankso@2
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241 main (int argc, char* argv[])
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pankso@2
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242 {
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pankso@51
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243 gtk_init (&argc, &argv);
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244 if (!g_thread_supported ())
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245 g_thread_init (NULL);
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pankso@2
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246
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pankso@51
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247 get_config ();
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pankso@37
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248
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249 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
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250 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
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251 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
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pankso@2
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252
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253 main_window = create_window ();
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254 gtk_container_add (GTK_CONTAINER (main_window), vbox);
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pankso@2
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255
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pankso@52
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256 /* Start page url or file */
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257 uri = (gchar*) (argc > 1 ? argv[1] :
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pankso@51
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258 "file:///usr/share/webhome/index.html");
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259 webkit_web_view_load_uri (web_view, uri);
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pankso@2
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260
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261 gtk_widget_grab_focus (GTK_WIDGET (web_view));
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262 gtk_widget_show_all (main_window);
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263 gtk_main ();
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264
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265 return 0;
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266 }
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