![]() ![]() The call to the Shell function requires full trust ( SecurityException class). My.("44", True)Ī ArgumentException exception is raised if an application with the requested process identifier cannot be found. ' Send the keystrokes to the Calculator application. ProcID = Shell("CALC.EXE", AppWinStyle.NormalFocus) ' Start the Calculator application, and store the process id. This example uses the My. method to send keystrokes to an external application, the Calculator application, started by the Shell function. The following table lists the codes that can be used to specify characters that are not displayed when you press the corresponding key (such as ENTER or TAB). Each key is represented by one or more characters, such as a for the character "a", or means "press 'h' 10 times." The keys argument can specify any single key or any key combined with ALT, CTRL, or SHIFT (or any combination of those keys). ![]() For more information, see Walkthrough: Calling Windows APIs. Because there is no managed method to activate another application, you can either use this class within the current application, manually select the window to send the keys to, or use Windows API methods, such as FindWindow and SetForegroundWindow, to force focus on other applications. ![]()
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