jbutton.html

API資料大全

<A NAME="isDefaultButton()"><!-- --></A><H3>
isDefaultButton</H3>
<PRE>
public boolean <B>isDefaultButton</B>()</PRE>
<DL>
<DD>Returns whether or not this button is the default button
 on the RootPane.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>"boolean"<DT><B>See Also: </B><DD><A HREF="../../javax/swing/JRootPane.html#setDefaultButton(javax.swing.JButton)"><CODE>JRootPane.setDefaultButton(javax.swing.JButton)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="isDefaultCapable()"><!-- --></A><H3>
isDefaultCapable</H3>
<PRE>
public boolean <B>isDefaultCapable</B>()</PRE>
<DL>
<DD>Returns whether or not this button is capable of being
 the default button on the RootPane.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>"boolean"<DT><B>See Also: </B><DD><A HREF="../../javax/swing/JButton.html#setDefaultCapable(boolean)"><CODE>setDefaultCapable(boolean)</CODE></A>, 
<A HREF="../../javax/swing/JButton.html#isDefaultButton()"><CODE>isDefaultButton()</CODE></A>, 
<A HREF="../../javax/swing/JRootPane.html#setDefaultButton(javax.swing.JButton)"><CODE>JRootPane.setDefaultButton(javax.swing.JButton)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="setDefaultCapable(boolean)"><!-- --></A><H3>
setDefaultCapable</H3>
<PRE>
public void <B>setDefaultCapable</B>(boolean&nbsp;defaultCapable)</PRE>
<DL>
<DD>Sets whether or not this button is capable of being
 the default button on the RootPane.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>"boolean"<DT><B>See Also: </B><DD><A HREF="../../javax/swing/JButton.html#isDefaultCapable()"><CODE>isDefaultCapable()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="removeNotify()"><!-- --></A><H3>
removeNotify</H3>
<PRE>
public void <B>removeNotify</B>()</PRE>
<DL>
<DD>Overrides <code>JComponent.removeNotify</code> to check if
 this button is currently set as the default button on the
 RootPane, and if so, sets the RootPane's default button to null to
 ensure the RootPane doesn't hold onto an invalid button reference.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../javax/swing/JComponent.html#removeNotify()">removeNotify</A></CODE> in class <CODE><A HREF="../../javax/swing/JComponent.html">JComponent</A></CODE></DL>
</DD>
<DD>Following copied from class: <CODE>javax.swing.JComponent</CODE></DD>
<DD><DL>
<DT><B>See Also: </B><DD><A HREF="../../javax/swing/JComponent.html#registerKeyboardAction(java.awt.event.ActionListener, java.lang.String, javax.swing.KeyStroke, int)"><CODE>JComponent.registerKeyboardAction(java.awt.event.ActionListener, java.lang.String, javax.swing.KeyStroke, int)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="configurePropertiesFromAction(javax.swing.Action)"><!-- --></A><H3>
configurePropertiesFromAction</H3>
<PRE>
protected void <B>configurePropertiesFromAction</B>(<A HREF="../../javax/swing/Action.html">Action</A>&nbsp;a)</PRE>
<DL>
<DD>Factory method which sets the AbstractButton's properties
 according to values from the Action instance.  The properties 
 which get set may differ for AbstractButton subclasses.
 By default, the properties which get set are Text, Icon
 Enabled, and ToolTipText.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../javax/swing/AbstractButton.html#configurePropertiesFromAction(javax.swing.Action)">configurePropertiesFromAction</A></CODE> in class <CODE><A HREF="../../javax/swing/AbstractButton.html">AbstractButton</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>a</CODE> - the Action from which to get the properties, or null<DT><B>Since: </B><DD>1.3</DD>
<DT><B>See Also: </B><DD><A HREF="../../javax/swing/Action.html"><CODE>Action</CODE></A>, 
<A HREF="../../javax/swing/AbstractButton.html#setAction(javax.swing.Action)"><CODE>AbstractButton.setAction(javax.swing.Action)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="paramString()"><!-- --></A><H3>
paramString</H3>
<PRE>
protected <A HREF="../../java/lang/String.html">String</A> <B>paramString</B>()</PRE>
<DL>
<DD>Returns a string representation of this JButton. This method 
 is intended to be used only for debugging purposes, and the 
 content and format of the returned string may vary between      
 implementations. The returned string may be empty but may not 
 be <code>null</code>.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../javax/swing/AbstractButton.html#paramString()">paramString</A></CODE> in class <CODE><A HREF="../../javax/swing/AbstractButton.html">AbstractButton</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a string representation of this JButton.</DL>
</DD>
</DL>
<HR>

<A NAME="getAccessibleContext()"><!-- --></A><H3>
getAccessibleContext</H3>
<PRE>
public <A HREF="../../javax/accessibility/AccessibleContext.html">AccessibleContext</A> <B>getAccessibleContext</B>()</PRE>
<DL>
<DD>Gets the AccessibleContext associated with this JButton. 
 For JButtons, the AccessibleContext takes the form of an 
 AccessibleJButton. 
 A new AccessibleJButton instance is created if necessary.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../javax/accessibility/Accessible.html#getAccessibleContext()">getAccessibleContext</A></CODE> in interface <CODE><A HREF="../../javax/accessibility/Accessible.html">Accessible</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../javax/swing/JComponent.html#getAccessibleContext()">getAccessibleContext</A></CODE> in class <CODE><A HREF="../../javax/swing/JComponent.html">JComponent</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>an AccessibleJButton that serves as the 
         AccessibleContext of this JButton</DL>
</DD>
</DL>
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