New upstream version 3.23.2
This commit is contained in:
Andrea Azzarone
@ -3,12 +3,12 @@
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<title>Migrating from libunique to GApplication or GtkApplication: GTK+ 3 Reference Manual</title>
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@ -41,80 +41,161 @@
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<div class="example-contents">
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<p>Here is a simple application using libunique:
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</p>
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<div class="informalexample"><pre class="programlisting">
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int
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main (int argc, char *argv[])
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{
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UniqueApp *app;
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GtkWidget *window;
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<div class="informalexample">
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<table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
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<tbody>
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<tr>
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<td class="listing_lines" align="right"><pre>1
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32</pre></td>
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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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gtk_init (&argc, &argv);
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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 = unique_app_new ("org.gtk.TestApplication", NULL);
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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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if (unique_app_is_running (app))
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{
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UniqueResponse response;
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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 = unique_app_send_message (app, UNIQUE_ACTIVATE, NULL);
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g_object_unref (app);
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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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return response == UNIQUE_RESPONSE_OK ? 0 : 1;
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}
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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 = create_my_window ();
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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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unique_app_watch_window (app, GTK_WINDOW (window));
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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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gtk_widget_show (window);
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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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gtk_main ();
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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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g_object_unref (app);
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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="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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</div>
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return 0;
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}
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</pre></div>
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<p>
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The same application using GtkApplication:
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</p>
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<div class="informalexample"><pre class="programlisting">
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static void
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activate (GtkApplication *app)
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{
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GList *list;
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GtkWidget *window;
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<div class="informalexample">
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<table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
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<tbody>
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<tr>
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<td class="listing_lines" align="right"><pre>1
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35</pre></td>
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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 = gtk_application_get_windows (app);
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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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if (list)
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{
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gtk_window_present (GTK_WINDOW (list->data));
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}
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else
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{
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window = create_my_window ();
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gtk_window_set_application (GTK_WINDOW (window), app);
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gtk_widget_show (window);
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}
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}
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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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int
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main (int argc, char *argv[])
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{
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GtkApplication *app;
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gint status;
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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 = gtk_application_new ("org.gtk.TestApplication", 0);
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g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
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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 = g_application_run (G_APPLICATION (app), argc, argv);
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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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g_object_unref (app);
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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="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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</div>
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return status;
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}
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</pre></div>
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<p>
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</p>
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</div>
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@ -141,6 +222,6 @@ main (int argc, char *argv[])
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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 V1.27</div>
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