📄 gtktipsquery.html
字号:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"><title>GtkTipsQuery</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"><link rel="start" href="index.html" title="GTK+ Reference Manual"><link rel="up" href="DeprecatedObjects.html" title="Deprecated"><link rel="prev" href="GtkTooltips.html" title="GtkTooltips"><link rel="next" href="GtkTree.html" title="GtkTree"><meta name="generator" content="GTK-Doc V1.9 (XML mode)"><link rel="stylesheet" href="style.css" type="text/css"><link rel="part" href="gtk.html" title="Part I. GTK+ Overview"><link rel="part" href="gtkbase.html" title="Part II. GTK+ Core Reference"><link rel="part" href="gtkobjects.html" title="Part III. GTK+ Widgets and Objects"><link rel="chapter" href="ch01.html" title="Object Hierarchy"><link rel="chapter" href="ch02.html" title="Widget Gallery"><link rel="chapter" href="WindowWidgets.html" title="Windows"><link rel="chapter" href="DisplayWidgets.html" title="Display Widgets"><link rel="chapter" href="ButtonWidgets.html" title="Buttons and Toggles"><link rel="chapter" href="NumericEntry.html" title="Numeric/Text Data Entry"><link rel="chapter" href="TextWidgetObjects.html" title="Multiline Text Editor"><link rel="chapter" href="TreeWidgetObjects.html" title="Tree, List and Icon Grid Widgets"><link rel="chapter" href="MenusAndCombos.html" title="Menus, Combo Box, Toolbar"><link rel="chapter" href="Actions.html" title="Action-based menus and toolbars"><link rel="chapter" href="SelectorWidgets.html" title="Selectors (File/Font/Color/Input Devices)"><link rel="chapter" href="LayoutContainers.html" title="Layout Containers"><link rel="chapter" href="Ornaments.html" title="Ornaments"><link rel="chapter" href="ScrollingWidgets.html" title="Scrolling"><link rel="chapter" href="Printing.html" title="Printing"><link rel="chapter" href="MiscObjects.html" title="Miscellaneous"><link rel="chapter" href="AbstractObjects.html" title="Abstract Base Classes"><link rel="chapter" href="PlugSocket.html" title="Cross-process Embedding"><link rel="chapter" href="SpecialObjects.html" title="Special-purpose features"><link rel="chapter" href="RecentDocuments.html" title="Recently Used Documents"><link rel="chapter" href="Builder.html" title="Interface builder"><link rel="chapter" href="DeprecatedObjects.html" title="Deprecated"><link rel="part" href="migrating.html" title="Part IV. Migrating from Previous Versions of GTK+"><link rel="chapter" href="gtk-migrating-checklist.html" title="Migration Checklist"><link rel="chapter" href="gtk-migrating-GtkFileChooser.html" title="Migrating from GtkFileSelection to GtkFileChooser"><link rel="chapter" href="gtk-migrating-GtkAction.html" title="Migrating from old menu and toolbar systems to GtkAction"><link rel="chapter" href="gtk-migrating-GtkComboBox.html" title="Migrating from GtkOptionMenu and GtkCombo to GtkComboBox and GtkComboBoxEntry"><link rel="chapter" href="gtk-migrating-GtkIconView.html" title="Migrating from GnomeIconList to GtkIconView"><link rel="chapter" href="gtk-migrating-GtkAboutDialog.html" title="Migrating from GnomeAbout to GtkAboutDialog"><link rel="chapter" href="gtk-migrating-GtkColorButton.html" title="Migrating from GnomeColorPicker to GtkColorButton"><link rel="chapter" href="gtk-migrating-GtkAssistant.html" title="Migrating from GnomeDruid to GtkAssistant"><link rel="chapter" href="gtk-migrating-GtkRecentChooser.html" title="Migrating from EggRecent to GtkRecentChooser"><link rel="chapter" href="gtk-migrating-GtkLinkButton.html" title="Migrating from GnomeHRef to GtkLinkButton"><link rel="chapter" href="gtk-migrating-GtkBuilder.html" title="Migrating from libglade to GtkBuilder"><link rel="chapter" href="gtk-migrating-tooltips.html" title="Migrating from GtkTooltips to GtkTooltip"><link rel="part" href="pt05.html" title="Part V. GTK+ Tools"><link rel="glossary" href="glossary.html" title="Glossary"><link rel="index" href="ix01.html" title="Index"><link rel="index" href="ix02.html" title="Index of deprecated symbols"><link rel="index" href="ix03.html" title="Index of new symbols in 2.2"><link rel="index" href="ix04.html" title="Index of new symbols in 2.4"><link rel="index" href="ix05.html" title="Index of new symbols in 2.6"><link rel="index" href="ix06.html" title="Index of new symbols in 2.8"><link rel="index" href="ix07.html" title="Index of new symbols in 2.10"><link rel="index" href="ix08.html" title="Index of new symbols in 2.12"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="GtkTooltips.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td><td><a accesskey="u" href="DeprecatedObjects.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td><th width="100%" align="center">GTK+ Reference Manual</th><td><a accesskey="n" href="GtkTree.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td></tr><tr><td colspan="5" class="shortcuts"><nobr><a href="#id4590234" class="shortcut">Top</a>  |  <a href="#id4590627" class="shortcut">Description</a>  |  <a href="#id4590390" class="shortcut">Object Hierarchy</a>  |  <a href="#id4590451" class="shortcut">Implemented Interfaces</a>  |  <a href="#id4590481" class="shortcut">Properties</a>  |  <a href="#id4590567" class="shortcut">Signals</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="GtkTipsQuery"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id4590234"></a><span class="refentrytitle">GtkTipsQuery</span></h2><p>GtkTipsQuery — Displays help about widgets in the user interface</p></td><td valign="top" align="right"></td></tr></table></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">#include <gtk/gtk.h> <a class="link" href="GtkTipsQuery.html#GtkTipsQuery-struct">GtkTipsQuery</a>;<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* <a class="link" href="GtkTipsQuery.html#gtk-tips-query-new">gtk_tips_query_new</a> (void);void <a class="link" href="GtkTipsQuery.html#gtk-tips-query-start-query">gtk_tips_query_start_query</a> (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query);void <a class="link" href="GtkTipsQuery.html#gtk-tips-query-stop-query">gtk_tips_query_stop_query</a> (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query);void <a class="link" href="GtkTipsQuery.html#gtk-tips-query-set-caller">gtk_tips_query_set_caller</a> (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query, <a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> *caller);void <a class="link" href="GtkTipsQuery.html#gtk-tips-query-set-labels">gtk_tips_query_set_labels</a> (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query, const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a> *label_inactive, const <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar">gchar</a> *label_no_tip);</pre></div><div class="refsect1" lang="en"><a name="id4590390"></a><h2>Object Hierarchy</h2><pre class="synopsis"> <ahref="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a> +----<ahref="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> +----<a class="link" href="GtkObject.html" title="GtkObject">GtkObject</a> +----<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> +----<a class="link" href="GtkMisc.html" title="GtkMisc">GtkMisc</a> +----<a class="link" href="GtkLabel.html" title="GtkLabel">GtkLabel</a> +----GtkTipsQuery</pre></div><div class="refsect1" lang="en"><a name="id4590451"></a><h2>Implemented Interfaces</h2><p>GtkTipsQuery implements AtkImplementorIface and <a class="link" href="gtk-gtkbuildable.html#GtkBuildable">GtkBuildable</a>.</p></div><div class="refsect1" lang="en"><a name="id4590481"></a><h2>Properties</h2><pre class="synopsis"> "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery--caller">caller</a>" <a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> : Read / Write "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery--emit-always">emit-always</a>" <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> : Read / Write "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery--label-inactive">label-inactive</a>" <ahref="/usr/share/gtk-doc/html/gobject/gobject-Standard-Parameter-and-Value-Types.html#gchararray">gchararray</a> : Read / Write "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery--label-no-tip">label-no-tip</a>" <ahref="/usr/share/gtk-doc/html/gobject/gobject-Standard-Parameter-and-Value-Types.html#gchararray">gchararray</a> : Read / Write</pre></div><div class="refsect1" lang="en"><a name="id4590567"></a><h2>Signals</h2><pre class="synopsis"> "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery-start-query">start-query</a>" : Run First "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery-stop-query">stop-query</a>" : Run First "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery-widget-entered">widget-entered</a>" : Run Last "<a class="link" href="GtkTipsQuery.html#GtkTipsQuery-widget-selected">widget-selected</a>" : Run Last</pre></div><div class="refsect1" lang="en"><a name="id4590627"></a><h2>Description</h2><p>The <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a> widget is a subclass of <a class="link" href="GtkLabel.html" title="GtkLabel"><span class="type">GtkLabel</span></a> which is used to displayhelp about widgets in a user interface.</p><p>A query is started with a call to <a class="link" href="GtkTipsQuery.html#gtk-tips-query-start-query"><code class="function">gtk_tips_query_start_query()</code></a>, usuallywhen some kind of 'Help' button is pressed. The <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a> then grabs allevents, stopping the user interface from functioning normally.Then as the user moves the mouse over the widgets, the <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a> displayseach widget's tooltip text.</p><p>By connecting to the "widget-entered" or "widget-selected" signals, it ispossible to customize the <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a> to perform other actions when widgetsare entered or selected. For example, a help browser could be opened withdocumentation on the widget selected.</p><p>At some point a call to <a class="link" href="GtkTipsQuery.html#gtk-tips-query-stop-query"><code class="function">gtk_tips_query_stop_query()</code></a> must be made in order tostop the query and return the interface to its normal state.The <a class="link" href="GtkTipsQuery.html#gtk-tips-query-set-caller"><code class="function">gtk_tips_query_set_caller()</code></a> function can be used to specify a widgetwhich the user can select to stop the query (often the same button used tostart the query).</p></div><div class="refsect1" lang="en"><a name="id4590739"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id4590749"></a><h3><a name="GtkTipsQuery-struct"></a>GtkTipsQuery</h3><a class="indexterm" name="id4590762"></a><pre class="programlisting">typedef struct _GtkTipsQuery GtkTipsQuery;</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">GtkTipsQuery</code> is deprecated and should not be used in newly-written code.</p></div><p>The <a class="link" href="GtkTipsQuery.html#GtkTipsQuery-struct"><span class="type">GtkTipsQuery</span></a> struct contains private data only, andshould be accessed using the functions below.</p></div><hr><div class="refsect2" lang="en"><a name="id4590800"></a><h3><a name="gtk-tips-query-new"></a>gtk_tips_query_new ()</h3><a class="indexterm" name="id4590816"></a><pre class="programlisting"><a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* gtk_tips_query_new (void);</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">gtk_tips_query_new</code> is deprecated and should not be used in newly-written code.</p></div><p>Creates a new <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a>.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>a new <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a>.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id4590881"></a><h3><a name="gtk-tips-query-start-query"></a>gtk_tips_query_start_query ()</h3><a class="indexterm" name="id4590897"></a><pre class="programlisting">void gtk_tips_query_start_query (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query);</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">gtk_tips_query_start_query</code> is deprecated and should not be used in newly-written code.</p></div><p>Starts a query.The <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a> widget will take control of the mouse and as the mousemoves it will display the tooltip of the widget beneath the mouse.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><em class="parameter"><code>tips_query</code></em> :</span></p></td><td>a <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a>.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id4590976"></a><h3><a name="gtk-tips-query-stop-query"></a>gtk_tips_query_stop_query ()</h3><a class="indexterm" name="id4590992"></a><pre class="programlisting">void gtk_tips_query_stop_query (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query);</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">gtk_tips_query_stop_query</code> is deprecated and should not be used in newly-written code.</p></div><p>Stops a query.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><em class="parameter"><code>tips_query</code></em> :</span></p></td><td>a <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a>.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id4591060"></a><h3><a name="gtk-tips-query-set-caller"></a>gtk_tips_query_set_caller ()</h3><a class="indexterm" name="id4591075"></a><pre class="programlisting">void gtk_tips_query_set_caller (<a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery">GtkTipsQuery</a> *tips_query, <a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> *caller);</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">gtk_tips_query_set_caller</code> is deprecated and should not be used in newly-written code.</p></div><p>Sets the widget which initiates the query, usually a button.If the <em class="parameter"><code>caller</code></em> is selected while the query is running, the query isautomatically stopped.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><em class="parameter"><code>tips_query</code></em> :</span></p></td><td>a <a class="link" href="GtkTipsQuery.html" title="GtkTipsQuery"><span class="type">GtkTipsQuery</span></a>.</td></tr><tr>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -