New upstream version 3.22.28
This commit is contained in:
@ -8,7 +8,7 @@
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<link rel="up" href="migrating.html" title="Part V. Migrating from Previous Versions of GTK+">
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<link rel="prev" href="gtk-migrating-GtkStyleContext-bonus-points.html" title="Bonus points">
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<link rel="next" href="ch28s02.html" title="Commands and Messages">
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<meta name="generator" content="GTK-Doc V1.25.1 (XML mode)">
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<meta name="generator" content="GTK-Doc V1.27 (XML mode)">
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<link rel="stylesheet" href="style.css" type="text/css">
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</head>
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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@ -33,7 +33,7 @@
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</p>
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<p>
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Starting with GLib 2.26, D-Bus support has been integrated into GIO
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in the form of GDBus, and <a href="../gio/GApplication.html#GApplication-struct"><span class="type">GApplication</span></a> has been added to provide
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in the form of GDBus, and <span class="type">GApplication</span> has been added to provide
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the same level of application support as libunique.
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</p>
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<div class="example">
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@ -77,38 +77,38 @@
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30
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31
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32</pre></td>
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<td class="listing_code"><pre class="programlisting"><span class="gtkdoc kwb">int</span>
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<span class="function">main</span> <span class="gtkdoc opt">(</span><span class="gtkdoc kwb">int</span> argc<span class="gtkdoc opt">,</span> <span class="gtkdoc kwb">char</span> <span class="gtkdoc opt">*</span>argv<span class="gtkdoc opt">[])</span>
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<span class="gtkdoc opt">{</span>
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UniqueApp <span class="gtkdoc opt">*</span>app<span class="gtkdoc opt">;</span>
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GtkWidget <span class="gtkdoc opt">*</span>window<span class="gtkdoc opt">;</span>
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<td class="listing_code"><pre class="programlisting"><span class="type">int</span>
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<span class="function">main</span><span class="normal"> </span><span class="symbol">(</span><span class="type">int</span><span class="normal"> argc</span><span class="symbol">,</span><span class="normal"> </span><span class="type">char</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">argv</span><span class="symbol">[])</span>
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<span class="cbracket">{</span>
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<span class="normal"> </span><span class="usertype">UniqueApp</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">app</span><span class="symbol">;</span>
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<span class="normal"> </span><span class="usertype">GtkWidget</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">window</span><span class="symbol">;</span>
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<span class="function"><a href="gtk3-General.html#gtk-init">gtk_init</a></span> <span class="gtkdoc opt">(&</span>argc<span class="gtkdoc opt">, &</span>argv<span class="gtkdoc opt">);</span>
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<span class="normal"> </span><span class="function"><a href="gtk3-General.html#gtk-init">gtk_init</a></span><span class="normal"> </span><span class="symbol">(&</span><span class="normal">argc</span><span class="symbol">,</span><span class="normal"> </span><span class="symbol">&</span><span class="normal">argv</span><span class="symbol">);</span>
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app <span class="gtkdoc opt">=</span> <span class="function">unique_app_new</span> <span class="gtkdoc opt">(</span><span class="string">"org.gtk.TestApplication"</span><span class="gtkdoc opt">,</span> NULL<span class="gtkdoc opt">);</span>
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<span class="normal"> app </span><span class="symbol">=</span><span class="normal"> </span><span class="function">unique_app_new</span><span class="normal"> </span><span class="symbol">(</span><span class="string">"org.gtk.TestApplication"</span><span class="symbol">,</span><span class="normal"> NULL</span><span class="symbol">);</span>
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<span class="keyword">if</span> <span class="gtkdoc opt">(</span><span class="function">unique_app_is_running</span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">))</span>
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<span class="gtkdoc opt">{</span>
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UniqueResponse response<span class="gtkdoc opt">;</span>
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<span class="normal"> </span><span class="keyword">if</span><span class="normal"> </span><span class="symbol">(</span><span class="function">unique_app_is_running</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">))</span>
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<span class="normal"> </span><span class="cbracket">{</span>
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<span class="normal"> </span><span class="usertype">UniqueResponse</span><span class="normal"> response</span><span class="symbol">;</span>
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response <span class="gtkdoc opt">=</span> <span class="function">unique_app_send_message</span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">,</span> UNIQUE_ACTIVATE<span class="gtkdoc opt">,</span> NULL<span class="gtkdoc opt">);</span>
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<span class="function"><a href="../gobject/gobject-The-Base-Object-Type.html#g-object-unref">g_object_unref</a></span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">);</span>
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<span class="normal"> response </span><span class="symbol">=</span><span class="normal"> </span><span class="function">unique_app_send_message</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">,</span><span class="normal"> UNIQUE_ACTIVATE</span><span class="symbol">,</span><span class="normal"> NULL</span><span class="symbol">);</span>
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<span class="normal"> </span><span class="function">g_object_unref</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">);</span>
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<span class="keyword">return</span> response <span class="gtkdoc opt">==</span> UNIQUE_RESPONSE_OK <span class="gtkdoc opt">?</span> <span class="number">0</span> <span class="gtkdoc opt">:</span> <span class="number">1</span><span class="gtkdoc opt">;</span>
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<span class="gtkdoc opt">}</span>
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<span class="normal"> </span><span class="keyword">return</span><span class="normal"> response </span><span class="symbol">==</span><span class="normal"> UNIQUE_RESPONSE_OK </span><span class="symbol">?</span><span class="normal"> </span><span class="number">0</span><span class="normal"> </span><span class="symbol">:</span><span class="normal"> </span><span class="number">1</span><span class="symbol">;</span>
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<span class="normal"> </span><span class="cbracket">}</span>
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window <span class="gtkdoc opt">=</span> <span class="function">create_my_window</span> <span class="gtkdoc opt">();</span>
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<span class="normal"> window </span><span class="symbol">=</span><span class="normal"> </span><span class="function">create_my_window</span><span class="normal"> </span><span class="symbol">();</span>
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<span class="function">unique_app_watch_window</span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">,</span> <span class="function">GTK_WINDOW</span> <span class="gtkdoc opt">(</span>window<span class="gtkdoc opt">));</span>
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<span class="normal"> </span><span class="function">unique_app_watch_window</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">,</span><span class="normal"> </span><span class="function">GTK_WINDOW</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">window</span><span class="symbol">));</span>
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<span class="function"><a href="GtkWidget.html#gtk-widget-show">gtk_widget_show</a></span> <span class="gtkdoc opt">(</span>window<span class="gtkdoc opt">);</span>
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<span class="normal"> </span><span class="function"><a href="GtkWidget.html#gtk-widget-show">gtk_widget_show</a></span><span class="normal"> </span><span class="symbol">(</span><span class="normal">window</span><span class="symbol">);</span>
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<span class="function"><a href="gtk3-General.html#gtk-main">gtk_main</a></span> <span class="gtkdoc opt">();</span>
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<span class="normal"> </span><span class="function"><a href="gtk3-General.html#gtk-main">gtk_main</a></span><span class="normal"> </span><span class="symbol">();</span>
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<span class="function"><a href="../gobject/gobject-The-Base-Object-Type.html#g-object-unref">g_object_unref</a></span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">);</span>
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<span class="normal"> </span><span class="function">g_object_unref</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">);</span>
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<span class="keyword">return</span> <span class="number">0</span><span class="gtkdoc opt">;</span>
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<span class="gtkdoc opt">}</span></pre></td>
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<span class="normal"> </span><span class="keyword">return</span><span class="normal"> </span><span class="number">0</span><span class="symbol">;</span>
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<span class="cbracket">}</span></pre></td>
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</tr>
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</tbody>
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</table>
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@ -156,41 +156,41 @@ The same application using GtkApplication:
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33
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34
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35</pre></td>
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<td class="listing_code"><pre class="programlisting"><span class="gtkdoc kwb">static void</span>
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<span class="function">activate</span> <span class="gtkdoc opt">(</span>GtkApplication <span class="gtkdoc opt">*</span>app<span class="gtkdoc opt">)</span>
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<span class="gtkdoc opt">{</span>
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GList <span class="gtkdoc opt">*</span>list<span class="gtkdoc opt">;</span>
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GtkWidget <span class="gtkdoc opt">*</span>window<span class="gtkdoc opt">;</span>
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<td class="listing_code"><pre class="programlisting"><span class="keyword">static</span><span class="normal"> </span><span class="type">void</span>
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<span class="function">activate</span><span class="normal"> </span><span class="symbol">(</span><span class="usertype">GtkApplication</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">app</span><span class="symbol">)</span>
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<span class="cbracket">{</span>
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<span class="normal"> </span><span class="usertype">GList</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">list</span><span class="symbol">;</span>
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<span class="normal"> </span><span class="usertype">GtkWidget</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">window</span><span class="symbol">;</span>
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list <span class="gtkdoc opt">=</span> <span class="function"><a href="GtkApplication.html#gtk-application-get-windows">gtk_application_get_windows</a></span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">);</span>
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<span class="normal"> list </span><span class="symbol">=</span><span class="normal"> </span><span class="function"><a href="GtkApplication.html#gtk-application-get-windows">gtk_application_get_windows</a></span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">);</span>
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<span class="keyword">if</span> <span class="gtkdoc opt">(</span>list<span class="gtkdoc opt">)</span>
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<span class="gtkdoc opt">{</span>
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<span class="function"><a href="GtkWindow.html#gtk-window-present">gtk_window_present</a></span> <span class="gtkdoc opt">(</span><span class="function">GTK_WINDOW</span> <span class="gtkdoc opt">(</span>list<span class="gtkdoc opt">-></span>data<span class="gtkdoc opt">));</span>
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<span class="gtkdoc opt">}</span>
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<span class="keyword">else</span>
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<span class="gtkdoc opt">{</span>
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window <span class="gtkdoc opt">=</span> <span class="function">create_my_window</span> <span class="gtkdoc opt">();</span>
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<span class="function"><a href="GtkWindow.html#gtk-window-set-application">gtk_window_set_application</a></span> <span class="gtkdoc opt">(</span><span class="function">GTK_WINDOW</span> <span class="gtkdoc opt">(</span>window<span class="gtkdoc opt">),</span> app<span class="gtkdoc opt">);</span>
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<span class="function"><a href="GtkWidget.html#gtk-widget-show">gtk_widget_show</a></span> <span class="gtkdoc opt">(</span>window<span class="gtkdoc opt">);</span>
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<span class="gtkdoc opt">}</span>
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<span class="gtkdoc opt">}</span>
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<span class="normal"> </span><span class="keyword">if</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">list</span><span class="symbol">)</span>
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<span class="normal"> </span><span class="cbracket">{</span>
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<span class="normal"> </span><span class="function"><a href="GtkWindow.html#gtk-window-present">gtk_window_present</a></span><span class="normal"> </span><span class="symbol">(</span><span class="function">GTK_WINDOW</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">list</span><span class="symbol">-></span><span class="normal">data</span><span class="symbol">));</span>
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<span class="normal"> </span><span class="cbracket">}</span>
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<span class="normal"> </span><span class="keyword">else</span>
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<span class="normal"> </span><span class="cbracket">{</span>
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<span class="normal"> window </span><span class="symbol">=</span><span class="normal"> </span><span class="function">create_my_window</span><span class="normal"> </span><span class="symbol">();</span>
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<span class="normal"> </span><span class="function"><a href="GtkWindow.html#gtk-window-set-application">gtk_window_set_application</a></span><span class="normal"> </span><span class="symbol">(</span><span class="function">GTK_WINDOW</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">window</span><span class="symbol">),</span><span class="normal"> app</span><span class="symbol">);</span>
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<span class="normal"> </span><span class="function"><a href="GtkWidget.html#gtk-widget-show">gtk_widget_show</a></span><span class="normal"> </span><span class="symbol">(</span><span class="normal">window</span><span class="symbol">);</span>
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<span class="normal"> </span><span class="cbracket">}</span>
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<span class="cbracket">}</span>
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<span class="gtkdoc kwb">int</span>
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<span class="function">main</span> <span class="gtkdoc opt">(</span><span class="gtkdoc kwb">int</span> argc<span class="gtkdoc opt">,</span> <span class="gtkdoc kwb">char</span> <span class="gtkdoc opt">*</span>argv<span class="gtkdoc opt">[])</span>
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<span class="gtkdoc opt">{</span>
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GtkApplication <span class="gtkdoc opt">*</span>app<span class="gtkdoc opt">;</span>
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gint status<span class="gtkdoc opt">;</span>
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<span class="type">int</span>
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<span class="function">main</span><span class="normal"> </span><span class="symbol">(</span><span class="type">int</span><span class="normal"> argc</span><span class="symbol">,</span><span class="normal"> </span><span class="type">char</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">argv</span><span class="symbol">[])</span>
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<span class="cbracket">{</span>
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<span class="normal"> </span><span class="usertype">GtkApplication</span><span class="normal"> </span><span class="symbol">*</span><span class="normal">app</span><span class="symbol">;</span>
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<span class="normal"> </span><span class="usertype">gint</span><span class="normal"> status</span><span class="symbol">;</span>
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app <span class="gtkdoc opt">=</span> <span class="function"><a href="GtkApplication.html#gtk-application-new">gtk_application_new</a></span> <span class="gtkdoc opt">(</span><span class="string">"org.gtk.TestApplication"</span><span class="gtkdoc opt">,</span> <span class="number">0</span><span class="gtkdoc opt">);</span>
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<span class="function"><a href="../gobject/gobject-Signals.html#g-signal-connect">g_signal_connect</a></span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">,</span> <span class="string">"activate"</span><span class="gtkdoc opt">,</span> <span class="function"><a href="../gobject/gobject-Closures.html#G-CALLBACK:CAPS">G_CALLBACK</a></span> <span class="gtkdoc opt">(</span>activate<span class="gtkdoc opt">),</span> NULL<span class="gtkdoc opt">);</span>
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<span class="normal"> app </span><span class="symbol">=</span><span class="normal"> </span><span class="function"><a href="GtkApplication.html#gtk-application-new">gtk_application_new</a></span><span class="normal"> </span><span class="symbol">(</span><span class="string">"org.gtk.TestApplication"</span><span class="symbol">,</span><span class="normal"> </span><span class="number">0</span><span class="symbol">);</span>
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<span class="normal"> </span><span class="function">g_signal_connect</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">,</span><span class="normal"> </span><span class="string">"activate"</span><span class="symbol">,</span><span class="normal"> </span><span class="function">G_CALLBACK</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">activate</span><span class="symbol">),</span><span class="normal"> NULL</span><span class="symbol">);</span>
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status <span class="gtkdoc opt">=</span> <span class="function"><a href="../gio/GApplication.html#g-application-run">g_application_run</a></span> <span class="gtkdoc opt">(</span><span class="function">G_APPLICATION</span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">),</span> argc<span class="gtkdoc opt">,</span> argv<span class="gtkdoc opt">);</span>
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<span class="normal"> status </span><span class="symbol">=</span><span class="normal"> </span><span class="function">g_application_run</span><span class="normal"> </span><span class="symbol">(</span><span class="function">G_APPLICATION</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">),</span><span class="normal"> argc</span><span class="symbol">,</span><span class="normal"> argv</span><span class="symbol">);</span>
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<span class="function"><a href="../gobject/gobject-The-Base-Object-Type.html#g-object-unref">g_object_unref</a></span> <span class="gtkdoc opt">(</span>app<span class="gtkdoc opt">);</span>
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<span class="normal"> </span><span class="function">g_object_unref</span><span class="normal"> </span><span class="symbol">(</span><span class="normal">app</span><span class="symbol">);</span>
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<span class="keyword">return</span> status<span class="gtkdoc opt">;</span>
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<span class="gtkdoc opt">}</span></pre></td>
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<span class="normal"> </span><span class="keyword">return</span><span class="normal"> status</span><span class="symbol">;</span>
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<span class="cbracket">}</span></pre></td>
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</tr>
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</tbody>
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</table>
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@ -205,23 +205,23 @@ The same application using GtkApplication:
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<a name="id-1.6.5.5"></a>Uniqueness</h2></div></div></div>
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<p>
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Instead of creating a UniqueApp with unique_app_new(), create
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a <a href="../gio/GApplication.html#GApplication-struct"><span class="type">GApplication</span></a> with <a href="../gio/GApplication.html#g-application-new"><code class="function">g_application_new()</code></a> or a <a class="link" href="GtkApplication.html" title="GtkApplication"><span class="type">GtkApplication</span></a>
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a <span class="type">GApplication</span> with <code class="function">g_application_new()</code> or a <a class="link" href="GtkApplication.html" title="GtkApplication"><span class="type">GtkApplication</span></a>
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with <a class="link" href="GtkApplication.html#gtk-application-new" title="gtk_application_new ()"><code class="function">gtk_application_new()</code></a>. The <em class="parameter"><code>name</code></em> that was used with
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<code class="function">unique_app_new()</code> is very likely usable as the <em class="parameter"><code>application_id</code></em> for
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<a href="../gio/GApplication.html#g-application-new"><code class="function">g_application_new()</code></a> without any changes, and GtkApplication passes
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<code class="function">g_application_new()</code> without any changes, and GtkApplication passes
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the <code class="envar">DESKTOP_STARTUP_ID</code> environment variable
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automatically.
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</p>
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<p>
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While libunique expects you to check for an already running instance
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yourself and activate it manually, GApplication handles all this on
|
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its own in <a href="../gio/GApplication.html#g-application-run"><code class="function">g_application_run()</code></a>. If you still need to find out if there
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its own in <code class="function">g_application_run()</code>. If you still need to find out if there
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is a running instance of your application, use
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<a href="../gio/GApplication.html#g-application-get-is-remote"><code class="function">g_application_get_is_remote()</code></a> instead of <code class="function">unique_app_is_running()</code>.
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<code class="function">g_application_get_is_remote()</code> instead of <code class="function">unique_app_is_running()</code>.
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</p>
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</div>
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</div>
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<div class="footer">
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<hr>Generated by GTK-Doc V1.25.1</div>
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</html>
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