gdk-x-window-system-interaction.html

最新gtk中文资料集

</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>an Xlib <span class="type">Display*</span>.


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<a name="id3306111"></a><h3>
<a name="GDK-GC-XGC:CAPS"></a>GDK_GC_XGC()</h3>
<a class="indexterm" name="id3306124"></a><pre class="programlisting">#define             GDK_GC_XGC(gc)</pre>
<p>
Returns the X GC of a <a class="link" href="gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a>.
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<td><p><span class="term"><em class="parameter"><code>gc</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a>.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>an Xlib <span class="type">GC</span>.


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<div class="refsect2" lang="en">
<a name="id3306186"></a><h3>
<a name="GDK-GC-GET-XGC:CAPS"></a>GDK_GC_GET_XGC()</h3>
<a class="indexterm" name="id3306199"></a><pre class="programlisting">#define GDK_GC_GET_XGC(gc)	      (GDK_GC_X11(gc)-&gt;dirty_mask ? _gdk_x11_gc_flush (gc) : ((GdkGCX11 *)(gc))-&gt;xgc)
</pre>
<p>
Returns the X GC of a <a class="link" href="gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a>.
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<td><p><span class="term"><em class="parameter"><code>gc</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a>.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>an Xlib <span class="type">GC</span>.


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<div class="refsect2" lang="en">
<a name="id3306267"></a><h3>
<a name="GDK-WINDOW-XWINDOW:CAPS"></a>GDK_WINDOW_XWINDOW</h3>
<a class="indexterm" name="id3306280"></a><pre class="programlisting">#define             GDK_WINDOW_XWINDOW</pre>
<p>
Another name for <a class="link" href="gdk-X-Window-System-Interaction.html#GDK-DRAWABLE-XID:CAPS"><code class="function">GDK_DRAWABLE_XID()</code></a>. 
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<a name="id3306307"></a><h3>
<a name="gdkx-visual-get"></a>gdkx_visual_get ()</h3>
<a class="indexterm" name="id3306319"></a><pre class="programlisting"><a class="link" href="gdk-Visuals.html#GdkVisual">GdkVisual</a>*          gdkx_visual_get                     (VisualID xvisualid);</pre>
<p>
Returns a <a class="link" href="gdk-Visuals.html#GdkVisual"><span class="type">GdkVisual</span></a> corresponding to a X visual.</p>
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<td><p><span class="term"><em class="parameter"><code>xvisualid</code></em>&#160;:</span></p></td>
<td> a X visual id.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the <a class="link" href="gdk-Visuals.html#GdkVisual"><span class="type">GdkVisual</span></a>.
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<a name="id3306396"></a><h3>
<a name="gdkx-colormap-get"></a>gdkx_colormap_get ()</h3>
<a class="indexterm" name="id3306412"></a><pre class="programlisting"><a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap">GdkColormap</a>*        gdkx_colormap_get                   (Colormap xcolormap);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gdkx_colormap_get</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
Returns a <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap"><span class="type">GdkColormap</span></a> corresponding to a X colormap;
this function only works if the colormap is already
known to GTK+ (a colormap created by GTK+ or the default
colormap for the screen), since GTK+ 
</p>
<p>
Always use <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-x11-colormap-foreign-new"><code class="function">gdk_x11_colormap_foreign_new()</code></a> instead.</p>
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<td><p><span class="term"><em class="parameter"><code>xcolormap</code></em>&#160;:</span></p></td>
<td> the XID of a colormap for the default screen.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the existing <a class="link" href="gdk-Colormaps-and-Colors.html#GdkColormap"><span class="type">GdkColormap</span></a> object if it was
 already known to GTK+, otherwise warns and return
 <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>.
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<div class="refsect2" lang="en">
<a name="id3306530"></a><h3>
<a name="gdk-pixmap-foreign-new"></a>gdk_pixmap_foreign_new ()</h3>
<a class="indexterm" name="id3306543"></a><pre class="programlisting"><a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>*          gdk_pixmap_foreign_new              (<a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);</pre>
<p>
Wraps a native window for the default display in a <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>.
This may fail if the pixmap has been destroyed.
</p>
<p>
For example in the X backend, a native pixmap handle is an Xlib
<span class="type">XID</span>.</p>
<p>

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<td><p><span class="term"><em class="parameter"><code>anid</code></em>&#160;:</span></p></td>
<td> a native pixmap handle.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the newly-created <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a> wrapper for the 
   native pixmap or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a> if the pixmap has been destroyed.
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<div class="refsect2" lang="en">
<a name="id3306640"></a><h3>
<a name="gdk-pixmap-foreign-new-for-display"></a>gdk_pixmap_foreign_new_for_display ()</h3>
<a class="indexterm" name="id3306657"></a><pre class="programlisting"><a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>*          gdk_pixmap_foreign_new_for_display  (<a class="link" href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display,
                                                         <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid);</pre>
<p>
Wraps a native pixmap in a <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>.
This may fail if the pixmap has been destroyed.
</p>
<p>
For example in the X backend, a native pixmap handle is an Xlib
<span class="type">XID</span>.</p>
<p>

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<td><p><span class="term"><em class="parameter"><code>display</code></em>&#160;:</span></p></td>
<td> The <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> where <em class="parameter"><code>anid</code></em> is located.
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<td><p><span class="term"><em class="parameter"><code>anid</code></em>&#160;:</span></p></td>
<td> a native pixmap handle.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the newly-created <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a> wrapper for the 
   native pixmap or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a> if the pixmap has been destroyed.

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<p class="since">Since  2.2
</p>
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<div class="refsect2" lang="en">
<a name="id3306796"></a><h3>
<a name="gdk-pixmap-foreign-new-for-screen"></a>gdk_pixmap_foreign_new_for_screen ()</h3>
<a class="indexterm" name="id3306813"></a><pre class="programlisting"><a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap">GdkPixmap</a>*          gdk_pixmap_foreign_new_for_screen   (<a class="link" href="GdkScreen.html" title="GdkScreen">GdkScreen</a> *screen,
                                                         <a class="link" href="gdk-Event-Structures.html#GdkNativeWindow">GdkNativeWindow</a> anid,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
>gint</a> width,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
>gint</a> height,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
>gint</a> depth);</pre>
<p>
Wraps a native pixmap in a <a class="link" href="gdk-Bitmaps-and-Pixmaps.html#GdkPixmap"><span class="type">GdkPixmap</span></a>.
This may fail if the pixmap has been destroyed.
</p>
<p>
For example in the X backend, a native pixmap handle is an Xlib
<span class="type">XID</span>.
</p>
<p>
This function is an alternative to <a class="link" href="gdk-X-Window-System-Interaction.html#gdk-pixmap-foreign-new-for-display"><code class="function">gdk_pixmap_foreign_new_for_display()</code></a>
for cases where the dimensions of the pixmap are known. For the X
backend, this avoids a roundtrip to the server.</p>
<p>

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<td><p><span class="term"><em class="parameter"><code>screen</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GdkScreen.html" title="GdkScreen"><span class="type">GdkScreen</span></a>
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<td><p><span class="term"><em class="parameter"><code>anid</code></em>&#160;:</span></p></td>
<td> a native pixmap handle
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<td><p><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></p></td>