問題 17-2.如何獲得Windows的環境變量 (注意不是QTP環境變量)
'變量聲明 Dim s_EnvValue '聲明 API "GetEnvironmentVariable" Extern.Declare micLong,"GetEnvironmentVariable","kernel32.dll","GetEnvironmentVariableA", _ micString,micString+micByRef,micLong '獲取全局變量 "TEMP" 值 Extern.GetEnvironmentVariable "TEMP",s_EnvValue,255 '會得到臨時目錄路徑 MsgBoxs_EnvValue |
問題 17-3.如何使用Windwos API選中Listbox里的選項(item)
' 聲明API Extern.Declare micLong,"SendMessage","user32.dll","SendMessageA",micLong,micLong,micLong,micLong ' 設置Listbox選項item的消息 Const LB_SETSEL = &H185 '方法:根據index選中復選框 Function CheckListBox(hwnd, index) extern.SendMessagehwnd, LB_SETSEL, True, index end function '方法:根據index取消選中復選框 Function UnCheckListBox(hwnd, index) extern.SendMessagehwnd, LB_SETSEL, False, index end function |
問題 17-4.如何取到一個文本框的背景色 (當驗證必填項跟可選項底色不同時可用到)
'聲明需要的 API Extern.Declare micLong,"GetPixel","gdi32","GetPixel",micLong,micLong,micLong Extern.Declare micLong,"GetWindowDC","user32","GetWindowDC",micLong Extern.Declare micLong,"ReleaseDC","user32","ReleaseDC",micLong,micLong Extern.Declare micLong,"GetDC","user32","GetDC",micLong Extern.Declare micLong,"SetForegroundWindow","user32","SetForegroundWindow",micLong Dim hDCSource Dim hWndSource Dim backColor '取得控件的句柄 hWndSource = Window("Window").WinEdit("MandatoryField1").GetROProperty("hwnd") '將窗口置于最上面,因為GetPixel方法只能針對可見像素使用 extern.SetForegroundWindowhWndSource '取得設備上下文句柄 hDCSource = Clng(Extern.GetDC(hWndSource)) '取得相關控件的像素(1,1)點的背景色 backColor = Clng(Extern.GetPixel(hDCSource, Clng(1),Clng(1))) MsgBoxbackColor '釋放設備上下文句柄 Extern.ReleaseDChWndSource, hDCSource |
問題 17-5.如何使用Windows API模擬鍵盤操作
'聲明API:鍵盤事件keybd_event extern.Declare micVoid,"keybd_event","user32" ,"keybd_event", _ micbyte,micbyte,miclong,miclon '聲明API:虛擬按鍵碼映射MapVirtualKey extern.Declare micLong,"MapVirtualKey","user32","MapVirtualKeyA", _ micLong, micLong Const KEYEVENTF_EXTENDEDKEY = &H1 Const KEYEVENTF_KEYUP = &H2 Const KEYEVENTF_KEYDOWN = &H0 Sub KeyDown(KeyAscii) keyCode = extern.MapVirtualKey(KeyAscii, 0) '觸發按鍵按下事件 extern.keybd_eventKeyAscii, keyCode, KEYEVENTF_KEYDOWN, 0 End Sub Sub KeyUp(KeyAscii) keyCode = extern.MapVirtualKey(KeyAscii, 0) '觸發按鍵抬起事件 extern.keybd_eventKeyAscii, keyCode, KEYEVENTF_KEYUP, 0 End Sub Sub KeyPress(KeyAscii) KeyDownKeyAscii KeyUpKeyAscii End Sub |
對“計算器”使用以上代碼
'聲明鍵值常量 Const vbKey1 = 49 Const vbKey2 = 50 ConstvbKeyAdd = 107 ConstvbKeyReturn = 13 SystemUtil.Run"calc.exe" Window("title:=Calculator").Activate Call KeyPress(vbKey1) Call KeyPress(vbKeyAdd) Call KeyPress(vbKey2) Call KeyPress(vbKeyReturn) |
使用以上代碼模擬CTRL+ALT+S
'聲明鍵值常量 ConstvbKeyControl = 17 ConstvbKeyAlt = 18 ConstvbKeyS = 83 Call KeyDown(vbKeyControl) Call KeyDown(vbKeyAlt) Call KeyDown(vbKeyS) Call KeyUp(vbKeyS) Call KeyUp(vbKeyAlt) Call KeyUp(vbKeyControl) |
原文轉自:http://www.uml.org.cn/Test/201307084.asp