WinAPI_Basic_templates/WinApiResizer/main.cpp - main - sxfour/cpp_winapi_all_projects

WinAPI_Basic_templates/WinApiResizer/main.cpp
63 строки3 KB
Egor Levashov
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26 апр 2024, 18:00
26 апр 2024, 18:00cc5c3d8
#pragma comment(linker,"\"/manifestdependency:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"")

#include <map>
#include <string>
#include <Windows.h>
#include <CommCtrl.h>

using namespace std;
using namespace std::literals;

HWND window = nullptr;
HWND buttonShowMessage = nullptr;
HWND staticTextDialogResult = nullptr;
WNDPROC defWndProc = nullptr;

LRESULT OnWindowClose(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
	PostQuitMessage(0);

	return CallWindowProc(defWndProc, hWnd, message, wParam, lParam);
}

wstring DialogResultToString(int32_t dialogResult) {
	static map<int32_t, wstring> dialogResults{ {IDABORT, L"Abort"}, {IDCANCEL, L"Cancel"}, {IDCLOSE, L"Close"}, {IDCONTINUE, L"Continue"}, {IDHELP, L"Help"}, {IDIGNORE, L"Ignore"}, {IDNO, L"No"}, {IDOK, L"OK"}, {IDRETRY, L"Retry"}, {IDTIMEOUT, L"Timeout"}, {IDTRYAGAIN, L"TryAgain"}, {IDYES, L"Yes"} };
	auto it = dialogResults.find(dialogResult);

	return it != dialogResults.end() ? it->second : L"(unknown)";
}

LRESULT OnButtonClick(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
	SetWindowPos(window, 0, 0, 0, 500, 500, SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER);

	auto result = L"DialogResult = "s + DialogResultToString(MessageBox(window, L"Hello, World!", L"Message", MB_OKCANCEL | MB_ICONWARNING));
	SendMessage(staticTextDialogResult, WM_SETTEXT, 0, reinterpret_cast<LPARAM>(result.c_str()));

	return CallWindowProc(defWndProc, hWnd, message, wParam, lParam);
}

LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
	if (message == WM_CLOSE && hWnd == window) {
		return OnWindowClose(hWnd, message, wParam, lParam);
	}
	if (message == WM_COMMAND && HIWORD(wParam) == BN_CLICKED && reinterpret_cast<HWND>(lParam) == buttonShowMessage) {
		return OnButtonClick(hWnd, message, wParam, lParam);
	}

	return CallWindowProc(defWndProc, hWnd, message, wParam, lParam);
}

int main() {
	window = CreateWindowEx(0, WC_DIALOG, L"MessageBox example", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 300, 300, nullptr, nullptr, nullptr, nullptr);
	buttonShowMessage = CreateWindowEx(0, WC_BUTTON, L"Resize...", WS_CHILD | WS_VISIBLE, 10, 10, 80, 25, window, nullptr, nullptr, nullptr);
	staticTextDialogResult = CreateWindowEx(0, WC_STATIC, L"", WS_CHILD | WS_VISIBLE, 10, 45, 200, 23, window, nullptr, nullptr, nullptr);

	defWndProc = reinterpret_cast<WNDPROC>(SetWindowLongPtr(window, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(WndProc)));
	ShowWindow(window, SW_SHOW);

	MSG message = { 0 };
	while (GetMessage(&message, nullptr, 0, 0)) {
		DispatchMessage(&message);
	}

	return 0;
}