= getCtlHandle =
== Syntax == :int* getCtlHandle(int n) == Arguments == n :The number of the control you want the handle of == Returns == :A handle to the requested control == Description == :Gets the window handle (pointer) of the specific control. The handle can then be used with other Win32 API commands that require a window/control handle. == Example == <code> // This code loads the user32.dll // DLL included with Windows and // uses it to hide and show the // scrollbar control. ctl[1]: STANDARD, Text="Example" int* lib_user32; int* functionPointer; int* controlHandle; int returnval; // Load the DLL library lib_user32 = loadLib("user32"); if (lib_user32) { // Get the function in the DLL functionPointer = getLibFn(lib_user32, "ShowWindow"); if (functionPointer) { // Get the handle of the dialog controlHandle = getCtlHandle(1); // Call the function to hide the scrollbar msgBox(MB_OK, "Hiding...", "About to hide scrollbar"); returnval = callLib(functionPointer, controlHandle, SW_HIDE); // Call the function to show the dialog window msgBox(MB_OK, "Showing...", "About to show scrollbar again"); returnval = callLib(functionPointer, controlHandle, SW_SHOW); } else msgBox(MB_OK, "Error", "Function wasn't loaded"); // Free the library DLL freeLib(lib_user32); }else msgBox(MB_OK, "Error", "DLL was not loaded"); </code> == See Also == == Comments == :Everyone can add his comments about his experiences with this function here. Tips for using it are welcome, too. |