diff options
| -rw-r--r-- | windowspopover/main.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/windowspopover/main.c b/windowspopover/main.c new file mode 100644 index 0000000..ef9de1c --- /dev/null +++ b/windowspopover/main.c @@ -0,0 +1,139 @@ +// 9 october 2014 +#define UNICODE +#define _UNICODE +#define STRICT +#define STRICT_TYPED_ITEMIDS +// get Windows version right; right now Windows XP +#define WINVER 0x0501 +#define _WIN32_WINNT 0x0501 +#define _WIN32_WINDOWS 0x0501 /* according to Microsoft's winperf.h */ +#define _WIN32_IE 0x0600 /* according to Microsoft's sdkddkver.h */ +#define NTDDI_VERSION 0x05010000 /* according to Microsoft's sdkddkver.h */ +#include <windows.h> +#include <commctrl.h> +#include <stdint.h> +#include <uxtheme.h> +#include <string.h> +#include <wchar.h> +#include <windowsx.h> +#include <vsstyle.h> +#include <vssym32.h> + +HWND popover; + +// #qo LIBS: user32 kernel32 gdi32 + +#define ARROWHEIGHT 6 +#define ARROWWIDTH 8 + +LRESULT CALLBACK popoverproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) +{ + PAINTSTRUCT ps; + HDC dc; + HRGN region; + POINT pt; + + switch (uMsg) { + case WM_PAINT: + dc = BeginPaint(hwnd, &ps); + if (dc == NULL) abort(); + BeginPath(dc); + pt.x = 0; + pt.y = ARROWHEIGHT; + if (MoveToEx(dc, pt.x, pt.y, NULL) == 0) abort(); + pt.y = 100; + if (LineTo(dc, pt.x, pt.y) == 0) abort(); + pt.x = 100; + LineTo(dc, pt.x, pt.y); + pt.y = ARROWHEIGHT; + LineTo(dc, pt.x, pt.y); + pt.x = 50 + ARROWWIDTH; + LineTo(dc, pt.x, pt.y); + pt.x -= ARROWWIDTH; + pt.y -= ARROWHEIGHT; + LineTo(dc, pt.x, pt.y); + pt.x -= ARROWWIDTH; + pt.y += ARROWHEIGHT; + LineTo(dc, pt.x, pt.y); + pt.x = 0; + LineTo(dc, pt.x, pt.y); + EndPath(dc); + region = PathToRegion(dc); + FrameRgn(dc, region, GetStockObject(BLACK_PEN), 1, 1); + SetWindowRgn(hwnd, region, TRUE); + EndPaint(hwnd, &ps); + return 0; + case WM_NCCALCSIZE: + break; + } + return DefWindowProcW(hwnd, uMsg, wParam, lParam); +} + +LRESULT CALLBACK wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) +{ + switch (uMsg) { + case WM_COMMAND: + if (HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == 100) { + MoveWindow(popover, 50, 50, 200, 200, TRUE); + ShowWindow(popover, SW_SHOW); + UpdateWindow(popover); + return 0; + } + break; + case WM_CLOSE: + PostQuitMessage(0); + return 0; + } + return DefWindowProcW(hwnd, uMsg, wParam, lParam); +} + +int main(int argc, char *argv[]) +{ + WNDCLASSW wc; + HWND mainwin, button; + MSG msg; + + ZeroMemory(&wc, sizeof (WNDCLASSW)); + wc.lpszClassName = L"popover"; + wc.lpfnWndProc = popoverproc; + wc.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1); + wc.style = CS_DROPSHADOW | CS_NOCLOSE; + if (RegisterClassW(&wc) == 0) + abort(); + popover = CreateWindowExW(WS_EX_TOPMOST, + L"popover", L"", + WS_POPUP, + 0, 0, 150, 100, + NULL, NULL, NULL, NULL); + if (popover == NULL) + abort(); + + ZeroMemory(&wc, sizeof (WNDCLASSW)); + wc.lpszClassName = L"mainwin"; + wc.lpfnWndProc = wndproc; + wc.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1); + if (RegisterClassW(&wc) == 0) + abort(); + mainwin = CreateWindowExW(0, + L"mainwin", L"Main Window", + WS_OVERLAPPEDWINDOW, + 0, 0, 150, 100, + NULL, NULL, NULL, NULL); + if (mainwin == NULL) + abort(); + button = CreateWindowExW(0, + L"button", L"Click Me", + BS_PUSHBUTTON | WS_CHILD | WS_VISIBLE, + 20, 20, 100, 40, + mainwin, (HMENU) 100, NULL, NULL); + if (button == NULL) + abort(); + ShowWindow(mainwin, SW_SHOWDEFAULT); + if (UpdateWindow(mainwin) == 0) + abort(); + while (GetMessageW(&msg, NULL, 0, 0) > 0) { + TranslateMessage(&msg); + DispatchMessageW(&msg); + } + return 0; +} |