标签:opera rpo readwrite card 设计 status usb release gis
(*// 标题:获取其他进程中StatusBar的文本 说明:Window2000+Delphi6调试通过 设计:Zswang 支持:wjhu111@21cn.com 日期:2005-02-22 //*)
uses CommCtrl;
function GetStatusBarText(mHandle: THandle): string; var vBuffer: array[0..$1000] of Char; vSize: Integer; I: Integer; vCount: Integer; vProcessId: DWORD; vProcess: THandle; vPointer: Pointer; vNumberOfBytesRead: Cardinal; begin Result := ‘‘; vCount := SendMessage(mHandle, SB_GETPARTS, 0, 0); if vCount <= 0 then Exit; GetWindowThreadProcessId(mHandle, @vProcessId); vProcess := OpenProcess(PROCESS_VM_OPERATION or PROCESS_VM_READ or PROCESS_VM_WRITE, False, vProcessId); vPointer := VirtualAllocEx(vProcess, nil, $1000, MEM_RESERVE or MEM_COMMIT, PAGE_READWRITE); try for I := 0 to vCount - 1 do begin vSize := SendMessage(mHandle, SB_GETTEXT, I, 0) + 1; SendMessage(mHandle, SB_GETTEXT, I, Integer(vPointer)); ReadProcessMemory(vProcess, vPointer, @vBuffer[0], vSize, vNumberOfBytesRead); Result := Result + #9 + vBuffer; end; Delete(Result, 1, 1); finally VirtualFreeEx(vProcess, vPointer, 0, MEM_RELEASE); CloseHandle(vProcess); end; end; { GetStatusBarText }
//Example procedure TForm1.FormCreate(Sender: TObject); begin RegisterHotKey(Handle, 1, MOD_WIN, VK_F2); end;
procedure TForm1.FormDestroy(Sender: TObject); begin UnRegisterHotKey(Handle, 1); end;
procedure TForm1.WMHOTKEY(var Msg: TWMHOTKEY); begin case Msg.HotKey of 1: Edit1.Text := GetStatusBarText( WindowFromPoint(Point(Mouse.CursorPos.X, Mouse.CursorPos.Y))); end; end;
http://blog.csdn.net/zswang/article/details/297038
标签:opera rpo readwrite card 设计 status usb release gis
原文地址:http://www.cnblogs.com/findumars/p/6348016.html