﻿<?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>博客园-delphiup</title><link>http://www.cnblogs.com/delphiup/</link><description /><language>zh-cn</language><lastBuildDate>Sun, 23 Nov 2008 16:27:43 GMT</lastBuildDate><pubDate>Sun, 23 Nov 2008 16:27:43 GMT</pubDate><ttl>60</ttl><item><title>delphi MDI 闪烁问题</title><link>http://www.cnblogs.com/delphiup/archive/2008/08/15/1268544.html</link><dc:creator>delphiup</dc:creator><author>delphiup</author><pubDate>Fri, 15 Aug 2008 03:28:00 GMT</pubDate><guid>http://www.cnblogs.com/delphiup/archive/2008/08/15/1268544.html</guid><wfw:comment>http://www.cnblogs.com/delphiup/comments/1268544.html</wfw:comment><comments>http://www.cnblogs.com/delphiup/archive/2008/08/15/1268544.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cnblogs.com/delphiup/comments/commentRss/1268544.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/delphiup/services/trackbacks/1268544.html</trackback:ping><description><![CDATA[闪烁问题这样解决：<br />
用Delphi自带的MDI模板自动建立一个多文档工程，然后做如下修改，可使屏幕不闪烁<br />
procedure TMainForm.CreateMDIChild(const Name: string);<br />
var<br />
&nbsp; Child: TMDIChild;<br />
begin<br />
&nbsp; { create a new MDI child window }<br />
&nbsp; Perform(WM_SETREDRAW, 0, 0); //锁屏幕<br />
&nbsp; Child := TMDIChild.Create(Application);<br />
&nbsp; Child.WindowState := wsMaximized; //假设在这里将新建的子窗体设为最大化<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; //或设置子窗体的Width和Height都可以<br />
&nbsp; Child.Caption := Name;<br />
&nbsp; if FileExists(Name) then Child.Memo1.Lines.LoadFromFile(Name);<br />
&nbsp; Perform(WM_SETREDRAW, 1, 0); //解锁屏幕并重画<br />
&nbsp; RedrawWindow(Handle, Nil, 0, RDW_FRAME + RDW_INVALIDATE +<br />
&nbsp; &nbsp; RDW_ALLCHILDREN + RDW_NOINTERNALPAINT);<br />
end;<br />
这样，就是在主窗体中一直按着Ctrl+N不动，也不会闪烁了<img src ="http://www.cnblogs.com/delphiup/aggbug/1268544.html?type=1" width = "1" height = "1" /><br><br><a href="http://news.cnblogs.com/n/43630/" target="_blank">[新闻]Silverlight 2 SDK中文版发布</a><br/><a href="http://www.cnblogs.com" target="_blank">博客园首页</a>&nbsp;<a href="http://space.cnblogs.com" target="_blank">社区</a>&nbsp;<a href="http://news.cnblogs.com" target="_blank">新闻频道</a>&nbsp;<a href="http://space.cnblogs.com/group.htm" target="_blank">小组</a>&nbsp;<a href="http://space.cnblogs.com/q" target="_blank">博问</a>&nbsp;<a href="http://wz.cnblogs.com/" target="_blank">网摘</a>&nbsp;<a href="http://space.cnblogs.com/ing" target="_blank">闪存</a>]]></description></item><item><title>access 判断表是否存在</title><link>http://www.cnblogs.com/delphiup/archive/2008/07/24/1250416.html</link><dc:creator>delphiup</dc:creator><author>delphiup</author><pubDate>Thu, 24 Jul 2008 04:57:00 GMT</pubDate><guid>http://www.cnblogs.com/delphiup/archive/2008/07/24/1250416.html</guid><wfw:comment>http://www.cnblogs.com/delphiup/comments/1250416.html</wfw:comment><comments>http://www.cnblogs.com/delphiup/archive/2008/07/24/1250416.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cnblogs.com/delphiup/comments/commentRss/1250416.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/delphiup/services/trackbacks/1250416.html</trackback:ping><description><![CDATA[<p>Select * From MSysObjects where name='table' and type=1 (1 table,3 view)</p>
<p>&nbsp;</p>
<p>默认的情况是admin对MSysObjects没有任何权限！包括查询<br />
<br />
　　打开您的ACCESS数据库，然后<br />
<br />
　　工具 -&gt; 选项 -&gt; 视图 -&gt; 隐藏对象、系统对象<br />
前面的勾选上。<br />
<br />
　　工具 -&gt; 安全 -&gt; 用户与组的权限 <br />
在对象名称中选定 MSysObjects ，然后权限中设置其权限。<br />
<br />
　　OK，现在可以试一试了，以后这个数据库就可以直接读取MSysObjects表了</p>
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