tij0148.html

学习java的经典书籍

</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Window</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Dialog</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>FileDialog,
Frame
</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Label</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>List</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Scrollbar</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextArea,
</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">and
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextField</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=166 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>WindowEvent</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>WindowListener</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>addWindowListener(&#160;)</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>removeWindowListener(&#160;)</B></FONT><P></DIV>
</TD>
<TD WIDTH=175 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Window</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">
and its derivatives, including 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Dialog</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>FileDialog,</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">
and 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Frame</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=166 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ItemEvent</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ItemListener</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>addItemListener(&#160;)</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>removeItemListener(&#160;)</B></FONT><P></DIV>
</TD>
<TD WIDTH=175 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Checkbox</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>CheckboxMenuItem</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Choice</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>List,</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">
and anything that implements the 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ItemSelectable</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">
interface
</FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=166 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextEvent</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextListener</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>addTextListener(&#160;)</B></FONT><P><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>removeTextListener(&#160;)</B></FONT><P></DIV>
</TD>
<TD WIDTH=175 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">Anything
derived from 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextComponent</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">,
including 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextArea</B></FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">
and 
</FONT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>TextField</B></FONT><P></DIV>
</TD>
</TR>
</TABLE></DIV>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">You
can see that each type of component supports only certain types of events.
It&#8217;s helpful to see the events supported by each component, as shown in
the following table: <A NAME="Index1906"></A><A NAME="Index1907"></A><A NAME="Index1908"></A><A NAME="Index1909"></A><A NAME="Index1910"></A><A NAME="Index1911"></A><A NAME="Index1912"></A><A NAME="Index1913"></A><A NAME="Index1914"></A><A NAME="Index1915"></A><A NAME="Index1916"></A><A NAME="Index1917"></A><A NAME="Index1918"></A><A NAME="Index1919"></A><A NAME="Index1920"></A><A NAME="Index1921"></A><A NAME="Index1922"></A><A NAME="Index1923"></A><A NAME="Index1924"></A><A NAME="Index1925"></A></FONT><P></DIV>
<DIV ALIGN=LEFT><TABLE BORDER>
<COLGROUP>
      <COL width="144">
      <COL width="198">
</COLGROUP>
<TR VALIGN="TOP">
<TH WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">Component
type
</FONT><P></DIV>
</TH>
<TH WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black">Events
supported by this component
</FONT><P></DIV>
</TH>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Adjustable</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>AdjustmentEvent</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Applet</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ContainerEvent,
FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Button</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ActionEvent,
FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Canvas</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>FocusEvent,
KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Checkbox</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ItemEvent,
FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>CheckboxMenuItem</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ActionEvent,
ItemEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Choice</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ItemEvent,
FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Component</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>FocusEvent,
KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Container</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ContainerEvent,
FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Dialog</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ContainerEvent,
WindowEvent, FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>FileDialog</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ContainerEvent,
WindowEvent, FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Frame</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>ContainerEvent,
WindowEvent, FocusEvent, KeyEvent, MouseEvent, ComponentEvent
</B></FONT><P></DIV>
</TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH=144 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>
<DIV ALIGN=LEFT><FONT FACE="Carmina Md BT" SIZE=3 COLOR="Black"><B>Label</B></FONT><P></DIV>
</TD>
<TD WIDTH=198 COLSPAN=1 ROWSPAN=1 VALIGN=TOP>