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<div align="center" class="btitle">添加一个菜单项到Windows的系统菜单 <br>
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<div align="center"><strong>CoDelphi.com </strong></div>
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摘 要</b>：怎样添加一个菜单项到Windows的系统菜单 <br>
<b> 关键字</b>：菜单 系统 windows 添加 项 <br>
<b> 类 别</b>：系统控制
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<span class="content"> 为什么Windows的系统菜单总是一成不变？这个例子教你如何往系统菜单添加一个菜单项如about或information等。<Br><Br> 这个例子将一个菜单项加到系统菜单中去。我们需要两个东西，一个是项名，这可以是如何整数；我们还需要一个程序去收取Windows对确认点击我们创建的菜单项的信息。 <Br><Br>Unit OhYeah; <Br><Br>Interface <Br><Br>Uses <Br><Br> SysUtils, WinTypes, WinProcs, Messages, Classes, Graphics, Controls, Forms, Dialogs, Menus; <Br><Br>Type <Br><Br> TForm1 = Class (TForm) <Br><Br> Procedure FormCreate (Sender : TObject); <Br> <Br> Private {Private declarations} <Br> Public {Public declarations} <Br><Br> Procedure WinMsg (Var Msg : TMsg; Var Handled : Boolean); <Br> Procedure DoWhatEever; <Br><Br>End; <Br><Br>Var <Br><Br> Form1 : TForm1; <Br><Br>Implementation <Br><Br>{$R *.DFM} <Br><Br>Const <Br><Br> ItemID = 99; // 这个ID number代表你的菜单项，可以是任何值。<Br><Br>Procedure Tform1.WinMsg (Var Msg : TMsg; Var Handled : Boolean); <Br><Br>Begin <Br><Br> If Msg.Message = WM_SYSCOMMAND Then <Br> If Msg.WParam = ItemID Then DoWhatEver; <Br><Br>End; <Br><Br>Procedure TForm1.FormCreate (Sender : TObject); <Br><Br>Begin <Br><Br> Application.OnMessage := WinMsg; <Br> AppendMenu (GetSystemMenu (Form1.Handle, False), MF_SEPARATOR, 0, ''); <Br> AppendMenu (GetSystemMenu (Form1.Handle, False), MF_BYPOSITION, ItemID, '&My menu'); <Br> AppendMenu (GetSystemMenu (Application.Handle, False), MF_SEPARATOR, 0, ''); <Br> AppendMenu (GetSystemMenu (Application.Handle, False), MF_BYPOSITION, ItemID,'&My menu minimized'); <Br><Br>End; <Br><Br>Procedure TForm1.DoWhatEver; <Br><Br>Begin <Br><Br> Exit; //你可以添加任何你想加的东西到这里<Br>End; <Br><Br>End.<Br></span>
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