mirror of
https://github.com/reactos/reactos.git
synced 2024-10-30 03:27:31 +00:00
2199ae9003
svn path=/trunk/; revision=26010
174 lines
5.2 KiB
C
174 lines
5.2 KiB
C
#include <windows.h>
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#include <stdio.h>
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LRESULT WINAPI UnicodeWndProc(HWND, UINT, WPARAM, LPARAM);
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LRESULT WINAPI UnicodeSubclassProc(HWND, UINT, WPARAM, LPARAM);
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LRESULT WINAPI AnsiSubclassProc(HWND, UINT, WPARAM, LPARAM);
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static WNDPROC SavedWndProcW;
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static WNDPROC SavedWndProcA;
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int WINAPI
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WinMain(HINSTANCE hInstance,
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HINSTANCE hPrevInstance,
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LPSTR lpszCmdLine,
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int nCmdShow)
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{
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WNDCLASSW wc;
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MSG msg;
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HWND hWnd;
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WCHAR WindowTextW[256];
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char WindowTextA[256];
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wc.lpszClassName = L"UnicodeClass";
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wc.lpfnWndProc = UnicodeWndProc;
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wc.style = 0;
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wc.hInstance = hInstance;
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wc.hIcon = NULL;
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wc.hCursor = NULL;
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wc.hbrBackground = NULL;
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wc.lpszMenuName = NULL;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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if (RegisterClassW(&wc) == 0)
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{
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fprintf(stderr, "RegisterClassW failed (last error 0x%X)\n",
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GetLastError());
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return 1;
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}
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printf("Unicode class registered, WndProc = 0x%08x\n", wc.lpfnWndProc);
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hWnd = CreateWindowA("UnicodeClass",
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"Unicode Window",
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WS_OVERLAPPEDWINDOW,
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0,
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0,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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NULL,
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NULL,
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hInstance,
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NULL);
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if (hWnd == NULL)
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{
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fprintf(stderr, "CreateWindowA failed (last error 0x%X)\n",
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GetLastError());
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return 1;
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}
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printf("Window created, IsWindowUnicode returns %s\n", IsWindowUnicode(hWnd) ? "TRUE" : "FALSE");
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printf("Calling GetWindowTextW\n");
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if (! GetWindowTextW(hWnd, WindowTextW, sizeof(WindowTextW) / sizeof(WindowTextW[0])))
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{
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fprintf(stderr, "GetWindowTextW failed (last error 0x%X)\n", GetLastError());
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return 1;
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}
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printf("GetWindowTextW returned Unicode string \"%S\"\n", WindowTextW);
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printf("Calling GetWindowTextA\n");
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if (! GetWindowTextA(hWnd, WindowTextA, sizeof(WindowTextA) / sizeof(WindowTextA[0])))
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{
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fprintf(stderr, "GetWindowTextA failed (last error 0x%X)\n", GetLastError());
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return 1;
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}
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printf("GetWindowTextA returned Ansi string \"%s\"\n", WindowTextA);
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printf("\n");
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SavedWndProcW = (WNDPROC) GetWindowLongW(hWnd, GWL_WNDPROC);
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printf("GetWindowLongW returned 0x%08x\n", SavedWndProcW);
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SavedWndProcA = (WNDPROC) GetWindowLongA(hWnd, GWL_WNDPROC);
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printf("GetWindowLongA returned 0x%08x\n", SavedWndProcA);
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printf("\n");
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printf("Subclassing window using SetWindowLongW, new WndProc 0x%08x\n", UnicodeSubclassProc);
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SetWindowLongW(hWnd, GWL_WNDPROC, (LONG) UnicodeSubclassProc);
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printf("After subclass, IsWindowUnicode %s, WndProcA 0x%08x, WndProcW 0x%08x\n",
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IsWindowUnicode(hWnd) ? "TRUE" : "FALSE", GetWindowLongA(hWnd, GWL_WNDPROC),
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GetWindowLongW(hWnd, GWL_WNDPROC));
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printf("Calling GetWindowTextW\n");
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if (! GetWindowTextW(hWnd, WindowTextW, sizeof(WindowTextW) / sizeof(WindowTextW[0])))
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{
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fprintf(stderr, "GetWindowTextW failed (last error 0x%X)\n", GetLastError());
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return 1;
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}
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printf("GetWindowTextW returned Unicode string \"%S\"\n", WindowTextW);
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printf("\n");
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printf("Subclassing window using SetWindowLongA, new WndProc 0x%08x\n", AnsiSubclassProc);
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SetWindowLongA(hWnd, GWL_WNDPROC, (LONG) AnsiSubclassProc);
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printf("After subclass, IsWindowUnicode %s, WndProcA 0x%08x, WndProcW 0x%08x\n",
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IsWindowUnicode(hWnd) ? "TRUE" : "FALSE", GetWindowLongA(hWnd, GWL_WNDPROC),
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GetWindowLongW(hWnd, GWL_WNDPROC));
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printf("Calling GetWindowTextW\n");
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if (! GetWindowTextW(hWnd, WindowTextW, sizeof(WindowTextW) / sizeof(WindowTextW[0])))
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{
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fprintf(stderr, "GetWindowTextW failed (last error 0x%X)\n", GetLastError());
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return 1;
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}
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printf("GetWindowTextW returned Unicode string \"%S\"\n", WindowTextW);
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DestroyWindow(hWnd);
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return 0;
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}
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LRESULT CALLBACK UnicodeWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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LRESULT Result;
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switch(msg)
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{
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case WM_GETTEXT:
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printf("UnicodeWndProc calling DefWindowProcW\n");
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Result = DefWindowProcW(hWnd, msg, wParam, lParam);
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printf("UnicodeWndProc Unicode window text \"%S\"\n", (LPWSTR) lParam);
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break;
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default:
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Result = DefWindowProcW(hWnd, msg, wParam, lParam);
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break;
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}
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return Result;
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}
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LRESULT CALLBACK UnicodeSubclassProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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LRESULT Result;
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switch(msg)
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{
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case WM_GETTEXT:
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printf("UnicodeSubclassProc calling SavedWindowProc\n");
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Result = CallWindowProcW(SavedWndProcW, hWnd, msg, wParam, lParam);
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printf("UnicodeSubclassProc Unicode window text \"%S\"\n", (LPWSTR) lParam);
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break;
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default:
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Result = CallWindowProcW(SavedWndProcW, hWnd, msg, wParam, lParam);
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break;
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}
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return Result;
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}
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LRESULT CALLBACK AnsiSubclassProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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LRESULT Result;
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switch(msg)
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{
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case WM_GETTEXT:
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printf("AnsiSubclassProc calling SavedWindowProcA\n");
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Result = CallWindowProcA(SavedWndProcA, hWnd, msg, wParam, lParam);
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printf("AnsiSubclassProc Ansi window text \"%s\"\n", (LPSTR) lParam);
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break;
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default:
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Result = CallWindowProcA(SavedWndProcA, hWnd, msg, wParam, lParam);
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break;
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}
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return Result;
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}
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