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c++ Programming Glossary: lparamhttp://stackoverflow.com/questions/1202262/ruby-win32-api-interface HWND hWnd UINT uCallbackMessage UINT uEdge RECT rc LPARAM lParam APPBARDATA PAPPBARDATA I tried to define this api method using.. Struct.new cbSize hWnd uCallbackMessage uEdge rc lParam APPBARDATA.class_eval do def pack unless rc.is_a RECT raise.. 4 4 4 4 16 4 cbSize hWnd uCallbackMessage uEdge rc.pack lParam .pack 'L2I2a16L' end def self.unpack s tmp self.new s.unpack..
How to append text to a TextBox? http://stackoverflow.com/questions/12537456/how-to-append-text-to-a-textbox WindowProc HWND hwnd UINT uMsg WPARAM wParam LPARAM lParam int CALLBACK WinMain HINSTANCE hInstance HINSTANCE hPrevInstance.. WindowProc HWND hwnd UINT uMsg WPARAM wParam LPARAM lParam switch uMsg case WM_COMMAND if HWND lParam button TCHAR buffer.. wParam LPARAM lParam switch uMsg case WM_COMMAND if HWND lParam button TCHAR buffer new TCHAR 150 GetWindowText textBoxInput..
http://stackoverflow.com/questions/1437158/c-win32-keyboard-events of the WM_KEYDOWN WM_KEYUP WM_SYSKEYDOWN or WM_SYSKEYUP lParam pointer to a KBDLLHOOKSTRUCT structure The hook procedure should.. LRESULT CALLBACK hook_proc int code WPARAM wParam LPARAM lParam static long ctrl_cnt 0 static bool mmode false static DWORD.. static DWORD time KBDLLHOOKSTRUCT kbd KBDLLHOOKSTRUCT lParam if code 0 kbd flags 0x10 ignore injected events return CallNextHookEx..
How to get hWnd of window opened by ShellExecuteEx.. hProcess? http://stackoverflow.com/questions/3269390/how-to-get-hwnd-of-window-opened-by-shellexecuteex-hprocess BOOL __stdcall EnumProcessWindowsProc HWND hwnd LPARAM lParam ProcessWindowsInfo Info reinterpret_cast ProcessWindowsInfo.. Info reinterpret_cast ProcessWindowsInfo lParam DWORD WindowProcessID GetWindowThreadProcessId hwnd WindowProcessID..
http://stackoverflow.com/questions/3404372/stdcall-and-cdecl LRESULT MyWndProc HWND hwnd UINT msg WPARAM wParam LPARAM lParam ... Compiler usually complains but there's this cast here..... CALLBACK MyWndProc HWND hwnd UINT msg WPARAM wParam LPARAM lParam ... windowClass.lpfnWndProc MyWndProc However assuming the programmer..
Is 'volatile' needed in this multi-threaded C++ code? http://stackoverflow.com/questions/3612505/is-volatile-needed-in-this-multi-threaded-c-code DialogProc HWND dialog UINT message WPARAM wParam LPARAM lParam switch message case WM_COMMAND switch LOWORD wParam ... ..
reading an application's manifest file? http://stackoverflow.com/questions/420852/reading-an-applications-manifest-file HMODULE hModule LPCTSTR lpType LPWSTR lpName LONG_PTR lParam HRSRC hResInfo FindResource hModule lpName lpType DWORD cbResource..
Best method for storing this pointer for use in WndProc http://stackoverflow.com/questions/117792/best-method-for-storing-this-pointer-for-use-in-wndproc this kind of code CWindow WndProc UINT msg WPARAM wParam LPARAM this DoSomething I can think of Thunks HashMaps Thread Local..
http://stackoverflow.com/questions/1202262/ruby-win32-api-interface cbSize HWND hWnd UINT uCallbackMessage UINT uEdge RECT rc LPARAM lParam APPBARDATA PAPPBARDATA I tried to define this api method.. RECT got # rc.inspect end # DWORD HWND UINT UINT RECT LPARAM cbSize 4 4 4 4 16 4 cbSize hWnd uCallbackMessage uEdge rc.pack..
How to append text to a TextBox? http://stackoverflow.com/questions/12537456/how-to-append-text-to-a-textbox CALLBACK WindowProc HWND hwnd UINT uMsg WPARAM wParam LPARAM lParam int CALLBACK WinMain HINSTANCE hInstance HINSTANCE hPrevInstance.. CALLBACK WindowProc HWND hwnd UINT uMsg WPARAM wParam LPARAM lParam switch uMsg case WM_COMMAND if HWND lParam button .. 0 or 1 SendMessage textBoxOutput EM_REPLACESEL TRUE LPARAM buffer Surprisingly it prepends the text. I've read the documentation..
http://stackoverflow.com/questions/1437158/c-win32-keyboard-events hook. LRESULT CALLBACK hook_proc int code WPARAM wParam LPARAM lParam static long ctrl_cnt 0 static bool mmode false static..
Programmatically adding a directory to Windows PATH environment variable http://stackoverflow.com/questions/1919125/programmatically-adding-a-directory-to-windows-path-environment-variable SendMessageTimeout HWND_BROADCAST WM_SETTINGCHANGE 0 LPARAM Environment SMTO_ABORTIFHUNG 5000 result2 if result 0 ... Display.. in the Microsoft documentation that I can find the LPARAM needs to be a pointer to a WCHAR string 2 byte characters as..
What are the definitions for LPARAM and WPARAM? http://stackoverflow.com/questions/2515261/what-are-the-definitions-for-lparam-and-wparam are the definitions for LPARAM and WPARAM I know I'm being lazy here and I should trawl the.. header files for myself but what are the actual types for LPARAM and WPARAM parameters Are they pointers or four byte ints I'm.. x64 systems. c# c windows share improve this question LPARAM is a typedef for LONG_PTR which is a long signed 32 bit on win32..
How to get hWnd of window opened by ShellExecuteEx.. hProcess? http://stackoverflow.com/questions/3269390/how-to-get-hwnd-of-window-opened-by-shellexecuteex-hprocess BOOL __stdcall EnumProcessWindowsProc HWND hwnd LPARAM lParam ProcessWindowsInfo Info reinterpret_cast ProcessWindowsInfo..
http://stackoverflow.com/questions/3404372/stdcall-and-cdecl this LRESULT MyWndProc HWND hwnd UINT msg WPARAM wParam LPARAM lParam ... Compiler usually complains but there's this cast.. CALLBACK MyWndProc HWND hwnd UINT msg WPARAM wParam LPARAM lParam ... windowClass.lpfnWndProc MyWndProc However assuming..
Reading from a text field in another application's window http://stackoverflow.com/questions/352236/reading-from-a-text-field-in-another-applications-window SendMessage hwnd WM_GETTEXT sizeof szBuf sizeof szBuf 0 LPARAM szBuf printf Copied d characters. Contents s n lResult szBuf..
Is 'volatile' needed in this multi-threaded C++ code? http://stackoverflow.com/questions/3612505/is-volatile-needed-in-this-multi-threaded-c-code DialogProc HWND dialog UINT message WPARAM wParam LPARAM lParam switch message case WM_COMMAND switch LOWORD wParam..
Detecting USB Insertion / Removal Events in Windows using C++ http://stackoverflow.com/questions/4078909/detecting-usb-insertion-removal-events-in-windows-using-c LRESULT WndProc HWND hwnd UINT message WPARAM wParam LPARAM lParam switch message case WM_DEVICECHANGE OnDeviceChange wParam..
Using SendMessage to enter text into an edit control belonging to another process http://stackoverflow.com/questions/9984770/using-sendmessage-to-enter-text-into-an-edit-control-belonging-to-another-proces this too and not working SendMessage hwnd WM_SETTEXT NULL LPARAM text hwnd is correct but text is not updated... it send to correct..
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