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kingmaxkingmax
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+ wWinMain centering, escapekey, hotkey, morewindow
1 parent 250c362 commit 6c00b2d

4 files changed

Lines changed: 270 additions & 0 deletions

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‎centering.c‎

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#include <windows.h>
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#pragma comment(lib, "user32.lib")
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LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
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void CenterWindow(HWND);
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int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
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PWSTR pCmdLine, int nCmdShow)
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{
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MSG msg;
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"Center";
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wc.hInstance = hInstance;
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wc.hbrBackground = GetSysColorBrush(COLOR_3DFACE);
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wc.lpfnWndProc = WndProc;
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wc.hCursor = LoadCursor(0, IDC_ARROW);
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RegisterClassW(&wc);
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CreateWindowW(wc.lpszClassName, L"Center",
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WS_OVERLAPPEDWINDOW | WS_VISIBLE,
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100, 100, 400, 300, 0, 0, hInstance, 0);
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while(GetMessage(&msg, NULL, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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return (int)msg.wParam;
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}
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LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch(msg)
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{
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case WM_CREATE:
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CenterWindow(hwnd);
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break;
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case WM_DESTROY:
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PostQuitMessage(0);
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break;
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}
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return DefWindowProcW(hwnd, msg, wParam, lParam);
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}
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void CenterWindow(HWND hwnd)
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{
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RECT rc = {0};
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GetWindowRect(hwnd, &rc);
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int w = rc.right - rc.left;
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int h = rc.bottom - rc.top;
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int screen_w = GetSystemMetrics(SM_CXSCREEN);
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int screen_h = GetSystemMetrics(SM_CYSCREEN);
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SetWindowPos(hwnd, HWND_TOP, (screen_w - w)/2,
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(screen_h - h)/2, 0, 0, SWP_NOSIZE);
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}

‎escapekey.c‎

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#include <windows.h>
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#pragma comment(lib, "user32.lib")
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LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
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int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
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PWSTR pCmdLine, int nCmdShow)
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{
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MSG msg;
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"Escape";
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wc.hInstance = hInstance;
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wc.hbrBackground = GetSysColorBrush(COLOR_3DFACE);
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wc.lpfnWndProc = WndProc;
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RegisterClassW(&wc);
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CreateWindowW(wc.lpszClassName, wc.lpszClassName,
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WS_OVERLAPPEDWINDOW | WS_VISIBLE,
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100, 100, 400, 300, 0, 0, hInstance, 0);
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while(GetMessage(&msg, NULL, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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return (int)msg.wParam;
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}
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LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch(msg)
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{
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case WM_KEYDOWN:
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if(wParam == VK_ESCAPE)
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{
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int ret = MessageBoxW(hwnd, L"Are you sure to quit?", L"Message", MB_OKCANCEL);
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if(IDOK == ret)
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SendMessage(hwnd, WM_CLOSE, 0, 0);
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}
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break;
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case WM_DESTROY:
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PostQuitMessage(0);
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break;
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}
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return DefWindowProcW(hwnd, msg, wParam, lParam);
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}

‎hotkey.c‎

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#include <windows.h>
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#pragma comment(lib, "user32.lib")
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LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
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void CenterWindow(HWND);
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#define ID_HOTKEY 1
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int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
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PWSTR lpCmdLine, int nCmdShow)
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{
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HWND hwnd;
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MSG msg;
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"Application";
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wc.hInstance = hInstance;
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wc.lpfnWndProc = WndProc;
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RegisterClassW(&wc);
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hwnd = CreateWindowW(wc.lpszClassName, L"Hot Key",
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WS_OVERLAPPEDWINDOW | WS_VISIBLE,
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100, 100, 400, 300, 0, 0, 0, 0);
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while(GetMessage(&msg, NULL, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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return msg.wParam;
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}
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LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch(msg)
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{
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case WM_CREATE:
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RegisterHotKey(hwnd, ID_HOTKEY, MOD_CONTROL, 0x43);
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break;
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case WM_HOTKEY:
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if((wParam) == ID_HOTKEY)
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CenterWindow(hwnd);
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break;
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case WM_DESTROY:
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UnregisterHotKey(hwnd, ID_HOTKEY);
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PostQuitMessage(0);
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break;
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}
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return DefWindowProcW(hwnd, msg, wParam, lParam);
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}
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void CenterWindow(HWND hwnd) {
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RECT rc = {0};
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GetWindowRect(hwnd, &rc);
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int win_w = rc.right - rc.left;
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int win_h = rc.bottom - rc.top;
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int screen_w = GetSystemMetrics(SM_CXSCREEN);
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int screen_h = GetSystemMetrics(SM_CYSCREEN);
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SetWindowPos(hwnd, HWND_TOP, (screen_w - win_w)/2,
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(screen_h - win_h)/2, 0, 0, SWP_NOSIZE);
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}

‎morewindows.c‎

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#include <windows.h>
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#pragma comment(lib, "user32.lib")
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#pragma comment(lib, "gdi32.lib")
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LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
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LRESULT CALLBACK PanelProc(HWND, UINT, WPARAM, LPARAM);
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void RegisterRedPanelClass(void);
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void RegisterBluePanelClass(void);
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int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
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PWSTR lpCmdLine, int nCmdShow)
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{
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MSG msg;
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"Windows";
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wc.hInstance = hInstance;
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wc.lpfnWndProc = WndProc;
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RegisterClassW(&wc);
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CreateWindowW(wc.lpszClassName, L"Windows",
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WS_OVERLAPPEDWINDOW | WS_VISIBLE,
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100, 100, 400, 300, 0, 0, hInstance, 0);
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while(GetMessage(&msg, NULL, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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return (int)msg.wParam;
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}
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LRESULT CALLBACK WndProc(HWND hwnd, UINT msg,
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WPARAM wParam, LPARAM lParam)
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{
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switch(msg)
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{
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case WM_CREATE:
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RegisterRedPanelClass();
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CreateWindowW(L"RedPanelClass", NULL,
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WS_CHILD | WS_VISIBLE,
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20, 20, 80, 80,
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hwnd, (HMENU)1, NULL, NULL);
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RegisterBluePanelClass();
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CreateWindowW(L"BluePanelClass", NULL,
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WS_CHILD | WS_VISIBLE,
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120, 20, 80, 80,
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hwnd, (HMENU)2, NULL, NULL);
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break;
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case WM_DESTROY:
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PostQuitMessage(0);
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break;
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}
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return DefWindowProcW(hwnd, msg, wParam, lParam);
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}
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LRESULT CALLBACK PanelProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch(msg)
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{
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case WM_LBUTTONUP:
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MessageBeep(MB_OK);
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break;
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}
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return DefWindowProcW(hwnd, msg, wParam, lParam);
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}
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void RegisterRedPanelClass()
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{
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HBRUSH hb = CreateSolidBrush(RGB(255, 0, 0));
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"RedPanelClass";
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wc.hbrBackground = hb;
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wc.lpfnWndProc = PanelProc;
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wc.hCursor = LoadCursor(0, IDC_ARROW);
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RegisterClassW(&wc);
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}
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void RegisterBluePanelClass()
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{
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WNDCLASSW wc = {0};
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wc.lpszClassName = L"BluePanelClass";
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wc.hbrBackground = CreateSolidBrush(RGB(0, 0, 255));
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wc.lpfnWndProc = PanelProc;
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wc.hCursor = LoadCursor(0, IDC_ARROW);
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RegisterClassW(&wc);
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}

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