Note the infinite debug ouptut, even if a breakpoint is added on the Place the cursor in the Name field and prerss any key to trigger hang ' To reproduce PowerPoint hang condition: Press keys in PowerPoint and confirm debug output ' Purpose : Create pre-defined keyboard shortcuts for PowerPoint. Here is the complete module with reproduction instructions: ' = It works perfectly except that when a user tries types in a window of the hosting app (PowerPoint), the code runs into an infinite loop causing the app to hang/crash. 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).I've built a simple VBA module to set a keyboard hook and a corresponding procedure to detect a pre-defined key combination (ctrl+3).
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. The wait argument is useful if the other application must finish before your application can continue.īecause 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. The My. method provides functionality similar to the Send and SendWait methods. The call to the Shell method requires full trust ( SecurityException class).
' The sentence I ♥ Visual Basic! is printed on Notepad.Īn ArgumentException exception is raised if an application with the requested process identifier cannot be found. ' Send the keystrokes to the Notepad application. ProcID = Shell("NOTEPAD.EXE", AppWinStyle.NormalFocus) ' Start the Notepad application, and store the process id. This example uses the My. method to send keystrokes to an external application, the Notepad application, started by the Shell method. A partial-trust situation exists in which the user lacks necessary permissions.
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