gtkcolorselection.html

最新gtk中文资料集

<a name="gtk-color-selection-set-current-color"></a>gtk_color_selection_set_current_color ()</h3>
<a class="indexterm" name="id4003094"></a><pre class="programlisting">void                gtk_color_selection_set_current_color
                                                        (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel,
                                                         const <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> *color);</pre>
<p>
Sets the current color to be <em class="parameter"><code>color</code></em>.  The first time this is called, it will
also set the original color to be <em class="parameter"><code>color</code></em> too.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></p></td>
<td> A <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
><span class="type">GdkColor</span></a> to set the current color with.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003197"></a><h3>
<a name="gtk-color-selection-get-previous-alpha"></a>gtk_color_selection_get_previous_alpha ()</h3>
<a class="indexterm" name="id4003211"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"
>guint16</a>             gtk_color_selection_get_previous_alpha
                                                        (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel);</pre>
<p>
Returns the previous alpha value.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> an integer between 0 and 65535.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003282"></a><h3>
<a name="gtk-color-selection-set-previous-alpha"></a>gtk_color_selection_set_previous_alpha ()</h3>
<a class="indexterm" name="id4003296"></a><pre class="programlisting">void                gtk_color_selection_set_previous_alpha
                                                        (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"
>guint16</a> alpha);</pre>
<p>
Sets the 'previous' alpha to be <em class="parameter"><code>alpha</code></em>.  This function should be called with
some hesitations, as it might seem confusing to have that alpha change.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>alpha</code></em>&#160;:</span></p></td>
<td> an integer between 0 and 65535.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003386"></a><h3>
<a name="gtk-color-selection-get-previous-color"></a>gtk_color_selection_get_previous_color ()</h3>
<a class="indexterm" name="id4003400"></a><pre class="programlisting">void                gtk_color_selection_get_previous_color
                                                        (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel,
                                                         <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> *color);</pre>
<p>
Fills <em class="parameter"><code>color</code></em> in with the original color value.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></p></td>
<td> a <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
><span class="type">GdkColor</span></a> to fill in with the original color value.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003496"></a><h3>
<a name="gtk-color-selection-set-previous-color"></a>gtk_color_selection_set_previous_color ()</h3>
<a class="indexterm" name="id4003510"></a><pre class="programlisting">void                gtk_color_selection_set_previous_color
                                                        (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel,
                                                         const <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> *color);</pre>
<p>
Sets the 'previous' color to be <em class="parameter"><code>color</code></em>.  This function should be called with
some hesitations, as it might seem confusing to have that color change.
Calling <a class="link" href="GtkColorSelection.html#gtk-color-selection-set-current-color"><code class="function">gtk_color_selection_set_current_color()</code></a> will also set this color the first
time it is called.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>color</code></em>&#160;:</span></p></td>
<td> a <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
><span class="type">GdkColor</span></a> to set the previous color with.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003620"></a><h3>
<a name="gtk-color-selection-is-adjusting"></a>gtk_color_selection_is_adjusting ()</h3>
<a class="indexterm" name="id4003634"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            gtk_color_selection_is_adjusting    (<a class="link" href="GtkColorSelection.html" title="GtkColorSelection">GtkColorSelection</a> *colorsel);</pre>
<p>
Gets the current state of the <em class="parameter"><code>colorsel</code></em>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colorsel</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if the user is currently dragging a color around, and <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"
><code class="literal">FALSE</code></a>
if the selection has stopped.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003731"></a><h3>
<a name="gtk-color-selection-palette-from-string"></a>gtk_color_selection_palette_from_string ()</h3>
<a class="indexterm" name="id4003745"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            gtk_color_selection_palette_from_string
                                                        (const <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"
>gchar</a> *str,
                                                         <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> **colors,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
>gint</a> *n_colors);</pre>
<p>
Parses a color palette string; the string is a colon-separated
list of color names readable by <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#gdk-color-parse"
><code class="function">gdk_color_parse()</code></a>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>str</code></em>&#160;:</span></p></td>
<td> a string encoding a color palette.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>colors</code></em>&#160;:</span></p></td>
<td> return location for allocated array of <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
><span class="type">GdkColor</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>n_colors</code></em>&#160;:</span></p></td>
<td> return location for length of array.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if a palette was successfully parsed.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003881"></a><h3>
<a name="gtk-color-selection-palette-to-string"></a>gtk_color_selection_palette_to_string ()</h3>
<a class="indexterm" name="id4003895"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"
>gchar</a>*              gtk_color_selection_palette_to_string
                                                        (const <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> *colors,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
>gint</a> n_colors);</pre>
<p>
Encodes a palette as a string, useful for persistent storage.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>colors</code></em>&#160;:</span></p></td>
<td> an array of colors.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>n_colors</code></em>&#160;:</span></p></td>
<td> length of the array.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> allocated string encoding the palette.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4003981"></a><h3>
<a name="gtk-color-selection-set-change-palette-hook"></a>gtk_color_selection_set_change_palette_hook ()</h3>
<a class="indexterm" name="id4003998"></a><pre class="programlisting"><a class="link" href="GtkColorSelection.html#GtkColorSelectionChangePaletteFunc">GtkColorSelectionChangePaletteFunc</a> gtk_color_selection_set_change_palette_hook
                                                        (<a class="link" href="GtkColorSelection.html#GtkColorSelectionChangePaletteFunc">GtkColorSelectionChangePaletteFunc</a> func);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>