popup.html
来自「java类库详细讲解」· HTML 代码 · 共 239 行
HTML
239 行
<HTML>
<HEAD>
<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
<TITLE>Creating a Popup Menu
(Java Developers Almanac Example)
</TITLE>
<META CONTENT="Patrick Chan" NAME="AUTHOR">
<META CONTENT="Code Examples from The Java Developers Almanac 1.4" NAME="DESCRIPTION">
<META CONTENT="Addison-Wesley/Patrick Chan" NAME="OWNER">
<META CONTENT="3/20/02" NAME="revision">
<STYLE TYPE="text/css">
<!-- BODY CODE {font-family: Courier, Monospace; font-size: 11pt} TABLE, BODY {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10pt} PRE {font-family: Courier, Monospace; font-size: 10pt} H3 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11pt} A.eglink {text-decoration: none} A:hover.eglink {text-decoration: underline} -->
</STYLE>
</HEAD>
<BODY>
<TABLE CELLSPACING="0" CELLPADDING="0" BORDER="0">
<TR>
<TD rowspan="3"><A HREF="/?l=ex"><IMG BORDER="0" ALIGN="BOTTOM" HSPACE="10" SRC="/egs/almanac14a.jpg"></A></TD><TD VALIGN="top"><font face="Times" size="6"><b>The Java Developers Almanac 1.4</b></font>
<br>
Order this book from <a href="/cgi-bin/scripts/redirect.pl?l=ex&url=http://www.amazon.com/exec/obidos/ASIN/0201752808/xeo">Amazon</a>.
</TD>
</TR>
<TR>
<TD align="right" valign="bottom">
<FORM method="get" action="/cgi-bin/search/find.pl">
<INPUT size="25" name="words" type="text"><INPUT value="Search" type="submit">
</FORM>
</TD>
</TR>
</TABLE>
<HR color="#6666cc">
<DIV ALIGN="LEFT">
<A HREF="/">Home</A>
>
<A HREF="../index.html">List of Packages</A>
>
<B><A HREF="../javax.swing/pkg.html">javax.swing</A></B><font color="#666666" SIZE="-2">
[136 examples]
</font>
>
<B><A HREF="../javax.swing/pkg.html#Menus">Menus</A></B><font color="#666666" SIZE="-2">
[8 examples]
</font>
</DIV><P>
<h3>
e810.
Creating a Popup Menu</h3>
<pre>
final JPopupMenu menu = new JPopupMenu();
// Create and add a menu item
JMenuItem item = new JMenuItem(<font color="#0066ff"><i>"Item Label"</i></font>);
item.addActionListener(<font color="#0066ff"><i>actionListener</i></font>);
menu.add(item);
// Set the component to show the popup menu
<font color="#0066ff"><i>component</i></font>.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent evt) {
if (evt.isPopupTrigger()) {
menu.show(evt.getComponent(), evt.getX(), evt.getY());
}
}
public void mouseReleased(MouseEvent evt) {
if (evt.isPopupTrigger()) {
menu.show(evt.getComponent(), evt.getX(), evt.getY());
}
}
});
</pre>
<P><table width="600" CELLSPACING="0" CELLPADDING="2" BORDER="0">
<tr>
<td bgcolor="#6666cc" align="center"><font color="#ffffff">
Related Examples
</font></td>
</tr>
</table>
e808. <a class="eglink" href="Menu.html?l=rel">
Creating a JMenuBar, JMenu, and JMenuItem Component
</a>
<br>
e809. <a class="eglink" href="MenuSep.html?l=rel">
Separating Menu Items in a Menu
</a>
<br>
e811. <a class="eglink" href="NestedPopups.html?l=rel">
Creating a Popup Menu with Nested Menus
</a>
<br>
e812. <a class="eglink" href="PopupHw.html?l=rel">
Forcing a Popup Menu to Be a Heavyweight Component
</a>
<br>
e813. <a class="eglink" href="PopupCurSel.html?l=rel">
Getting the Currently Selected Menu or Menu Item
</a>
<br>
e814. <a class="eglink" href="MenuItemSelEvt.html?l=rel">
Creating a Menu Item That Listens for Changes to Its Selection Status
</a>
<br>
e815. <a class="eglink" href="PopupSelChg.html?l=rel">
Listening for Changes to the Currently Selected Menu or Menu Item
</a>
<br>
<table width="600" CELLSPACING="0" CELLPADDING="2" BORDER="0">
<tr>
<td align="left">
<br>
See also:
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Actions">
Actions
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JButton">
JButton
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JCheckBox">
JCheckBox
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JComboBox">
JComboBox
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JDesktop%20and%20JInternalFrame">
JDesktop and JInternalFrame
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JFrame,%20JWindow,%20JDialog">
JFrame, JWindow, JDialog
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JLabel">
JLabel
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JList">
JList
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JProgressBar">
JProgressBar
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JRadioButton">
JRadioButton
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JScrollPane">
JScrollPane
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JSlider">
JSlider
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JSpinner">
JSpinner
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JSplitPane">
JSplitPane
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JTabbedPane">
JTabbedPane
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#JToolBar">
JToolBar
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Keystrokes%20and%20Input%20Maps">
Keystrokes and Input Maps
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Layout">
Layout
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Look%20and%20Feel">
Look and Feel
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Progress%20Monitor">
Progress Monitor
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#The%20Screen">
The Screen
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#Tool%20Tips">
Tool Tips
</a>
<a class="eglink" href="/egs/javax.swing/pkg.html?l=rel#UI%20Default%20Values">
UI Default Values
</a>
</td>
</tr>
</table>
<br>
<br>
<FONT FACE="Verdana, Arial, Helvetica, sans-serif" SIZE="0">
© 2002 Addison-Wesley.
</FONT>
</BODY>
</HTML>
⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?