66 lines
1.6 KiB
Plaintext
66 lines
1.6 KiB
Plaintext
type E_Actionmain=class(tdcreateform)
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uses tslvcl;
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btn1:tbtn;
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actionlist1:tactionlist;
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action1:taction;
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btn2:tbtn;
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btn3:tbtn;
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btn4:tbtn;
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btn5:tbtn;
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popupmenu1:tpopupmenu;
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menu1:tmenu;
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btn6:tbtn;
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function Create(AOwner);override; //构造
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begin
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inherited;
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end
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function action1_onexecute(o;e);
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begin
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{**
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@explan(说明) onexecute消息回调 %
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@param(e)(tuievent) 消息对象 %
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@param(o)(tcomponent) 组件 %
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**}
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echo "\r\naction do ";
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end
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function btn5_clk(o;e);virtual; //修改caption
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begin
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action1.caption := datetimetostr(now());
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end
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function btn6_clk(o;e);virtual; //修改enabled状态
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begin
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action1.Enabled := not action1.Enabled;
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end
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function e_actionmain1_close(o;e);virtual;
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begin
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{**
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@explan(说明) 主窗口关闭回调 %%
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@param(e)(tuievent) 消息对象 %%
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@param(o)(ttimer) 当前主窗口 %%
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**}
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if MessageBoxA('是否关闭当前窗口','关闭',MB_YESNO,o)<>IDYES then e.skip := true;
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end
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function DoControlAlign();override;//对齐子控件
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begin
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//当窗口大小改变时,该函数会被调用,
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//可以通过 clientrect 获取客户区大小,设置子控件的位置以及大小
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//如果自己处理了子控件的对齐,就可以去掉 inherited
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inherited;
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end
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function Recycling();override; //回收变量
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begin
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inherited;
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ci := self.classinfo(); //将成员变量赋值为nil避免循环引用
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for i,v in ci["members"] do
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begin
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invoke(self,v["name"],nil);
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end
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end
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end
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