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1 /*
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2 * This is a version of TazWeb with a simple toolbar with home,
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3 * go-back, go-next and URL entry
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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 GtkWidget* uri_entry;
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16 static WebKitWebView* web_view;
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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 static void
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22 activate_uri_entry_cb (GtkWidget* entry, gpointer data)
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23 {
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24 const gchar* uri = gtk_entry_get_text (GTK_ENTRY (entry));
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25 g_assert (uri);
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26 webkit_web_view_load_uri (web_view, uri);
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27 }
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28
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29 /* Page title to window title */
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30 static void
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31 update_title (GtkWindow* window)
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32 {
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33 GString* string = g_string_new (main_title);
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34 g_string_append (string, " - TazWeb");
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35 if (load_progress < 100)
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36 g_string_append_printf (string, " (%f%%)", load_progress);
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37 gchar* title = g_string_free (string, FALSE);
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38 gtk_window_set_title (window, title);
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39 g_free (title);
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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 static void
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52 notify_load_status_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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53 {
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54 if (webkit_web_view_get_load_status (web_view) == WEBKIT_LOAD_COMMITTED) {
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55 WebKitWebFrame* frame = webkit_web_view_get_main_frame (web_view);
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56 const gchar* uri = webkit_web_frame_get_uri (frame);
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57 if (uri)
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58 gtk_entry_set_text (GTK_ENTRY (uri_entry), uri);
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59 }
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60 }
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61
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62 /* Request progress in window title */
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63 static void
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64 notify_progress_cb (WebKitWebView* web_view, GParamSpec* pspec, gpointer data)
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65 {
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66 load_progress = webkit_web_view_get_progress (web_view) * 100;
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67 update_title (GTK_WINDOW (main_window));
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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 /* Go Home function */
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77 static void
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78 go_home (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 GtkWidget*
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98 create_browser ()
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99 {
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100 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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101 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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102
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103 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
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104 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
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105
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106 g_signal_connect (web_view, "notify::title", G_CALLBACK (notify_title_cb), web_view);
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107 g_signal_connect (web_view, "notify::load-status", G_CALLBACK (notify_load_status_cb), web_view);
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108 g_signal_connect (web_view, "notify::progress", G_CALLBACK (notify_progress_cb), web_view);
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109
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110 return scrolled_window;
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111 }
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112
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113 static GtkWidget*
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114 create_toolbar ()
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115 {
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116 GtkWidget* toolbar = gtk_toolbar_new ();
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117
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118 gtk_toolbar_set_orientation (GTK_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL);
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119 gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_BOTH_HORIZ);
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120
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121 GtkToolItem* item;
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122
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123 /* The home button */
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124 item = gtk_tool_button_new_from_stock (GTK_STOCK_HOME);
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125 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_home), NULL);
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126 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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127
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128 /* The back button */
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129 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
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130 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_back_cb), NULL);
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131 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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132
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133 /* The forward button */
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134 item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
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135 g_signal_connect (G_OBJECT (item), "clicked", G_CALLBACK (go_forward_cb), NULL);
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136 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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137
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138 /* The URL entry */
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139 item = gtk_tool_item_new ();
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140 gtk_tool_item_set_expand (item, TRUE);
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141 uri_entry = gtk_entry_new ();
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142 gtk_container_add (GTK_CONTAINER (item), uri_entry);
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143 g_signal_connect (G_OBJECT (uri_entry), "activate", G_CALLBACK (activate_uri_entry_cb), NULL);
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144 gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
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145
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146 return toolbar;
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147 }
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148
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149 static GtkWidget*
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150 create_window ()
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151 {
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152 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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153 /* Default tazweb window size ratio to 3/4 --> 720, 540 */
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154 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
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155 gtk_widget_set_name (window, "TazWeb");
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156 g_signal_connect (window, "destroy", G_CALLBACK (destroy_cb), NULL);
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157
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158 return window;
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159 }
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160
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161 int
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162 main (int argc, char* argv[])
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163 {
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164 gtk_init (&argc, &argv);
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165 if (!g_thread_supported ())
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166 g_thread_init (NULL);
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167
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168 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
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169 gtk_box_pack_start (GTK_BOX (vbox), create_toolbar (), FALSE, FALSE, 0);
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170 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
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171
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172 main_window = create_window ();
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173 gtk_container_add (GTK_CONTAINER (main_window), vbox);
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174
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175 gchar* uri = (gchar*) (argc > 1 ? argv[1] : "file:///usr/share/webhome/index.html");
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176 webkit_web_view_load_uri (web_view, uri);
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177
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178 gtk_widget_grab_focus (GTK_WIDGET (web_view));
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179 gtk_widget_show_all (main_window);
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180 gtk_main ();
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181
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182 return 0;
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183 }
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