锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20122;&#27954;&#22269;&#20135;&#21478;&#31867;&#20037;&#20037;&#20037;&#31934;&#21697;&#26497;&#24230;&#44;&#20013;&#25991;&#23383;&#24149;&#27431;&#32654;&#26085;&#26412;&#20081;&#30721;&#19968;&#32447;&#20108;&#32447;&#44;&#27431;&#32654;&#104;&#100;&#120;&#120;&#120;&#120;</title><link>http://www.aygfsteel.com/hackest/</link><description /><language>zh-cn</language><lastBuildDate>Wed, 18 Jun 2025 01:03:47 GMT</lastBuildDate><pubDate>Wed, 18 Jun 2025 01:03:47 GMT</pubDate><ttl>60</ttl><item><title>gef涓殑policy涓巆ommand鐨勫叧緋?/title><link>http://www.aygfsteel.com/hackest/archive/2007/06/17/124843.html</link><dc:creator>涓�鏉¤緣</dc:creator><author>涓�鏉¤緣</author><pubDate>Sun, 17 Jun 2007 13:56:00 GMT</pubDate><guid>http://www.aygfsteel.com/hackest/archive/2007/06/17/124843.html</guid><wfw:comment>http://www.aygfsteel.com/hackest/comments/124843.html</wfw:comment><comments>http://www.aygfsteel.com/hackest/archive/2007/06/17/124843.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hackest/comments/commentRss/124843.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hackest/services/trackbacks/124843.html</trackback:ping><description><![CDATA[鍒氬垰鐪嬩簡鍑犵瘒鏂囨。錛屽GEF涓殑POLICY鐨勪綅緗湁浜嗘洿娓呮鐨勭悊瑙ｃ�?br>POLICY鏈夊嚑縐嶇被鍨嬶細NOTEPOLICY,COMPONENTPOLICY,LAYOUTPOLICY;鍒嗗埆瀵瑰簲REQUEST鐨勫嚑縐嶇被鍨嬶紝涓�鏃﹀嚭鐜癛EQUEST灝卞湪EDITPART閲岄潰鎵劇浉搴旂殑POLICY錛岀劧鍚庡湪POLICY涓墽琛孋OMMAND銆傚綋鐒惰緇機OMMAND浼犻�掍竴瀹氱殑鍙傛暟錛屾瘮濡侻ODEL,CONSTRAINT絳夌瓑<br>璋冪敤POLICY鐨凣ETCOMMAND錛堬級鍑芥暟錛屽緱鍒扮浉搴旂殑涓�涓垨澶氫釜COMMAND錛岀劧鍚庡垎鍒墽琛岋紝榪欐牱灝辨敼鍙樹簡MODEL銆?br>鏈�鍚庡湪EDITPART閲岄潰娣誨姞鐩戝惉鍣?
<div style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><img src="http://www.aygfsteel.com/Images/OutliningIndicators/None.gif" align=top><span style="COLOR: #0000ff">abstract</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">public</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">class</span><span style="COLOR: #000000">&nbsp;EditPartWithListener&nbsp;</span><span style="COLOR: #0000ff">extends</span><span style="COLOR: #000000">&nbsp;AbstractGraphicalEditPart&nbsp;</span><span style="COLOR: #0000ff">implements</span><span style="COLOR: #000000"><br><img id=Codehighlighter1_113_478_Open_Image onclick="this.style.display='none'; Codehighlighter1_113_478_Open_Text.style.display='none'; Codehighlighter1_113_478_Closed_Image.style.display='inline'; Codehighlighter1_113_478_Closed_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align=top><img id=Codehighlighter1_113_478_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_113_478_Closed_Text.style.display='none'; Codehighlighter1_113_478_Open_Image.style.display='inline'; Codehighlighter1_113_478_Open_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ContractedBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PropertyChangeListener&nbsp;</span><span id=Codehighlighter1_113_478_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><img src="http://www.aygfsteel.com/Images/dot.gif"></span><span id=Codehighlighter1_113_478_Open_Text><span style="COLOR: #000000">{<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top><br><img id=Codehighlighter1_142_306_Open_Image onclick="this.style.display='none'; Codehighlighter1_142_306_Open_Text.style.display='none'; Codehighlighter1_142_306_Closed_Image.style.display='inline'; Codehighlighter1_142_306_Closed_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><img id=Codehighlighter1_142_306_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_142_306_Closed_Text.style.display='none'; Codehighlighter1_142_306_Open_Image.style.display='inline'; Codehighlighter1_142_306_Open_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #0000ff">public</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">void</span><span style="COLOR: #000000">&nbsp;activate()&nbsp;</span><span id=Codehighlighter1_142_306_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><img src="http://www.aygfsteel.com/Images/dot.gif"></span><span id=Codehighlighter1_142_306_Open_Text><span style="COLOR: #000000">{<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #0000ff">super</span><span style="COLOR: #000000">.activate();<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">&nbsp;It&nbsp;registers&nbsp;with&nbsp;a&nbsp;model&nbsp;by&nbsp;making&nbsp;self&nbsp;into&nbsp;listeners.</span><span style="COLOR: #008000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top></span><span style="COLOR: #000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;((AbstractModel)&nbsp;getModel()).addPropertyChangeListener(</span><span style="COLOR: #0000ff">this</span><span style="COLOR: #000000">);<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}</span></span><span style="COLOR: #000000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top><br><img id=Codehighlighter1_338_475_Open_Image onclick="this.style.display='none'; Codehighlighter1_338_475_Open_Text.style.display='none'; Codehighlighter1_338_475_Closed_Image.style.display='inline'; Codehighlighter1_338_475_Closed_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><img id=Codehighlighter1_338_475_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_338_475_Closed_Text.style.display='none'; Codehighlighter1_338_475_Open_Image.style.display='inline'; Codehighlighter1_338_475_Open_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #0000ff">public</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">void</span><span style="COLOR: #000000">&nbsp;deactivate()&nbsp;</span><span id=Codehighlighter1_338_475_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><img src="http://www.aygfsteel.com/Images/dot.gif"></span><span id=Codehighlighter1_338_475_Open_Text><span style="COLOR: #000000">{<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #0000ff">super</span><span style="COLOR: #000000">.deactivate();<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">&nbsp;It&nbsp;deletes&nbsp;from&nbsp;a&nbsp;model.</span><span style="COLOR: #008000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top></span><span style="COLOR: #000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;((AbstractModel)&nbsp;getModel()).removePropertyChangeListener(</span><span style="COLOR: #0000ff">this</span><span style="COLOR: #000000">);<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}</span></span><span style="COLOR: #000000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align=top>}</span></span></div>
<br>鐒跺悗錛孒elloEditPart 瑕佹淳鐢熻嚜榪欎釜鎶借薄綾伙紝鐒跺悗鍦ㄦā鍨嬫敼鍙樻椂鍒鋒柊瑙嗗浘銆傛敞鎰忚繖閲岀敤鍒頒簡<br>鍓嶉潰璁劇疆鐨勫彉閲廝_CONSTRAINT銆傞�氳繃榪欎釜鍙橀噺鎴戜滑鎵嶇煡閬撴槸瑕佹敼鍙楬elloModel 妯″瀷鐨勭害鏉?<br>
<div style="BORDER-RIGHT: #cccccc 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #cccccc 1px solid; PADDING-LEFT: 4px; FONT-SIZE: 13px; PADDING-BOTTOM: 4px; BORDER-LEFT: #cccccc 1px solid; WIDTH: 98%; WORD-BREAK: break-all; PADDING-TOP: 4px; BORDER-BOTTOM: #cccccc 1px solid; BACKGROUND-COLOR: #eeeeee"><img id=Codehighlighter1_58_332_Open_Image onclick="this.style.display='none'; Codehighlighter1_58_332_Open_Text.style.display='none'; Codehighlighter1_58_332_Closed_Image.style.display='inline'; Codehighlighter1_58_332_Closed_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align=top><img id=Codehighlighter1_58_332_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_58_332_Closed_Text.style.display='none'; Codehighlighter1_58_332_Open_Image.style.display='inline'; Codehighlighter1_58_332_Open_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ContractedBlock.gif" align=top><span style="COLOR: #0000ff">public</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">class</span><span style="COLOR: #000000">&nbsp;HelloEditorPart&nbsp;</span><span style="COLOR: #0000ff">extends</span><span style="COLOR: #000000">&nbsp;EditPartWithListener&nbsp;</span><span id=Codehighlighter1_58_332_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><img src="http://www.aygfsteel.com/Images/dot.gif"></span><span id=Codehighlighter1_58_332_Open_Text><span style="COLOR: #000000">{<br><img id=Codehighlighter1_114_330_Open_Image onclick="this.style.display='none'; Codehighlighter1_114_330_Open_Text.style.display='none'; Codehighlighter1_114_330_Closed_Image.style.display='inline'; Codehighlighter1_114_330_Closed_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align=top><img id=Codehighlighter1_114_330_Closed_Image style="DISPLAY: none" onclick="this.style.display='none'; Codehighlighter1_114_330_Closed_Text.style.display='none'; Codehighlighter1_114_330_Open_Image.style.display='inline'; Codehighlighter1_114_330_Open_Text.style.display='inline';" src="http://www.aygfsteel.com/Images/OutliningIndicators/ContractedSubBlock.gif" align=top></span><span style="COLOR: #0000ff">public</span><span style="COLOR: #000000">&nbsp;</span><span style="COLOR: #0000ff">void</span><span style="COLOR: #000000">&nbsp;propertyChange(PropertyChangeEvent&nbsp;event)&nbsp;</span><span id=Codehighlighter1_114_330_Closed_Text style="BORDER-RIGHT: #808080 1px solid; BORDER-TOP: #808080 1px solid; DISPLAY: none; BORDER-LEFT: #808080 1px solid; BORDER-BOTTOM: #808080 1px solid; BACKGROUND-COLOR: #ffffff"><img src="http://www.aygfsteel.com/Images/dot.gif"></span><span id=Codehighlighter1_114_330_Open_Text><span style="COLOR: #000000">{<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">&nbsp;the&nbsp;model&nbsp;of&nbsp;change&nbsp;shows&nbsp;change&nbsp;of&nbsp;the&nbsp;position&nbsp;information&nbsp;on&nbsp;a&nbsp;model&nbsp;--&nbsp;do&nbsp;thing&nbsp;or&nbsp;not?</span><span style="COLOR: #008000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top></span><span style="COLOR: #000000">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">&nbsp;(event.getPropertyName().equals(HelloModel.P_CONSTRAINT))<br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/InBlock.gif" align=top>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;refreshVisuals();&nbsp;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">&nbsp;A&nbsp;view&nbsp;is&nbsp;updated.</span><span style="COLOR: #008000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align=top></span><span style="COLOR: #000000">&nbsp;&nbsp;&nbsp;&nbsp;}</span></span><span style="COLOR: #000000"><br><img src="http://www.aygfsteel.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align=top>}</span></span></div>
<br>榪欐牱灝辮兘鏀瑰彉VIEW浜嗭紒<br>REQUEST--&gt;POLICY--&gt;COMMAND--&gt;MODEL--&gt;VIEW<br>^_^
<img src ="http://www.aygfsteel.com/hackest/aggbug/124843.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hackest/" target="_blank">涓�鏉¤緣</a> 2007-06-17 21:56 <a href="http://www.aygfsteel.com/hackest/archive/2007/06/17/124843.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>      <footer>
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