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作者: caesar1106 [caesar1106] 论坛用户 | 登录 |
unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, ExtCtrls; type TForm1 = class(TForm) Timer1: TTimer; Button1: TButton; Edit1: TEdit; Label1: TLabel; Button2: TButton; procedure Timer1Timer(Sender: TObject); procedure Button1Click(Sender: TObject); procedure Button2Click(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; implementation {$R *.dfm} // 获得窗口文本 function GetWndText(hWnd: HWND): String; Var Ret:LongInt; mText:PChar; Buf:Integer; begin Ret:=SendMessage(hWnd,WM_GETTEXTLENGTH,0,0)+1; GetMem(mText,Ret); try Buf:=LongInt(mText); SendMessage(hWnd,WM_GETTEXT,Ret,Buf); Result:=StrPas(mText); finally FreeMem(mText,Ret); end; end; // 发送文本到窗口 procedure SetWndText(hWnd: HWND; Text: String); Var Ret:LongInt; mText:PChar; Buf:Integer; begin GetMem(mText,Length(Text)); StrCopy(mText,PChar(Text)); try Buf:=LongInt(mText); SendMessage(hWnd,WM_SETTEXT,0,Buf); finally FreeMem(mText,Length(Text)); end; end; // 取得QQ的发送消息窗口 function GetQQWnd: HWND; var hCurrentWindow: HWnd; WndText:String; begin hCurrentWindow := GetWindow(Application.Handle, GW_HWNDFIRST); while hCurrentWindow <> 0 do begin WndText:=GetWndText(hCurrentWindow); if (Pos('聊天中',WndText)>0) or (Pos('发送消息',WndText)>0) then begin Result:=hCurrentWindow; Exit; end; hCurrentWindow := GetWindow(hCurrentWindow, GW_HWNDNEXT); end; Result:=0; end; // 定时处理 procedure TimerProc; var qqWnd,txtWnd,btnWnd:HWND; Msg:String; begin qqWnd:=GetQQWnd; if qqWnd=0 then Exit; btnWnd:=GetDlgItem(qqWnd,1); // 发送按钮 txtWnd:=GetWindow(GetDlgItem(qqWnd,0),GW_CHILD); // 文本框 if (btnWnd=0) or (txtWnd=0) then Exit; Msg:=GetWndText(txtWnd); Msg:=Msg+#13+#10+'欢迎光临绿荫网络http://www.lvyin.net'; SetWndText(txtWnd,Msg); SendMessage(btnWnd,WM_LBUTTONDOWN,MK_LBUTTON,0); SendMessage(btnWnd,WM_LBUTTONUP,0,0); end; procedure TForm1.Timer1Timer(Sender: TObject); begin TimerProc; end; procedure TForm1.Button1Click(Sender: TObject); begin Timer1.Enabled :=not Timer1.Enabled; if Timer1.Enabled then Button1.Caption :='停 止' else Button1.Caption :='开 始'; end; procedure TForm1.Button2Click(Sender: TObject); begin Timer1.Interval :=StrToInt(Edit1.Text); end; end. |
地主 发表时间: 05-01-03 02:11 |
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