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#include <SFML/Window/WindowHandle.hpp>
// Other 1st party headers
#include <SFML/Graphics/RenderWindow.hpp>
#include <SFML/Window/Window.hpp>
#include <SFML/Window/WindowBase.hpp>
#include <catch2/catch_test_macros.hpp>
#include <catch2/generators/catch_generators.hpp>
#include <SystemUtil.hpp>
#include <optional>
#ifndef NOMINMAX
#define NOMINMAX
#endif
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <Windows.h>
namespace
{
bool gotWmShowWindow = false;
LRESULT WINAPI wndProc(HWND handle, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_SHOWWINDOW:
gotWmShowWindow = true;
assert(wParam == TRUE); // If wParam is TRUE, the window is being shown
assert(lParam == 0); // If lParam is zero, the message was sent because of a call to the ShowWindow function
break;
case WM_CLOSE:
PostQuitMessage(0);
return 0;
}
return DefWindowProcW(handle, message, wParam, lParam);
}
sf::WindowHandle createWindowWrapper(LPWSTR className, HINSTANCE hInstance, DWORD dwExStyle, bool withMenu)
{
HMENU hMenu = nullptr;
if (withMenu)
{
hMenu = CreateMenu();
AppendMenuW(hMenu, MF_STRING, 1, L"Test");
}
return CreateWindowExW(dwExStyle,
className,
L"WindowHandle Tests",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
640,
480,
nullptr,
hMenu,
hInstance,
nullptr);
}
} // namespace
TEST_CASE("[Window] sf::WindowHandle (Win32)")
{
const auto exStyle = GENERATE(DWORD{0}, WS_EX_TOOLWINDOW | WS_EX_CLIENTEDGE);
const auto withMenu = GENERATE(false, true);
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
const WNDCLASSW classInfo{{}, wndProc, {}, {}, GetModuleHandleW(nullptr), {}, {}, {}, {}, L"sfml_WindowHandleTests"};
const ATOM winClassId = RegisterClassW(&classInfo);
REQUIRE(winClassId);
const sf::WindowHandle handle = createWindowWrapper(reinterpret_cast<LPWSTR>(static_cast<ULONG_PTR>(winClassId)),
classInfo.hInstance,
exStyle,
withMenu);
REQUIRE(handle);
REQUIRE(!gotWmShowWindow);
REQUIRE(IsWindow(handle));
RECT windowRect{};
REQUIRE(GetWindowRect(handle, &windowRect));
const auto position = sf::Vector2i(sf::Vector2(windowRect.left, windowRect.top));
RECT clientRect{};
REQUIRE(GetClientRect(handle, &clientRect));
const auto initialSize = sf::Vector2u(
sf::Vector2(clientRect.right - clientRect.left, clientRect.bottom - clientRect.top));
constexpr sf::Vector2u newSize(640, 480);
SECTION("sf::WindowBase")
{
std::optional<sf::WindowBase> windowBase;
SECTION("WindowHandle constructor")
{
windowBase.emplace(handle);
}
SECTION("create(WindowHandle)")
{
windowBase.emplace().create(handle);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(windowBase->isOpen());
CHECK(windowBase->getPosition() == position);
CHECK(windowBase->getSize() == initialSize);
CHECK(windowBase->getNativeHandle() == handle);
CHECK(windowBase->getSize() != newSize);
windowBase->setSize(newSize);
REQUIRE(GetClientRect(handle, &clientRect));
const auto size = sf::Vector2u(sf::Vector2(clientRect.right - clientRect.left, clientRect.bottom - clientRect.top));
CHECK(size == newSize); // Validate that the actual client rect is indeed what we asked for
CHECK(windowBase->getSize() == size); // Validate that the `getSize` also returns the _actual_ client size
}
SECTION("sf::Window")
{
std::optional<sf::Window> window;
SECTION("Default context settings")
{
SECTION("WindowHandle constructor")
{
window.emplace(handle);
}
SECTION("create(WindowHandle)")
{
window.emplace().create(handle);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(window->getSettings().attributeFlags == sf::ContextSettings::Default);
}
SECTION("Custom context settings")
{
static constexpr sf::ContextSettings contextSettings{/* depthBits*/ 1, /* stencilBits */ 1, /* antiAliasingLevel */ 1};
SECTION("WindowHandle constructor")
{
window.emplace(handle, contextSettings);
}
SECTION("create(WindowHandle)")
{
window.emplace().create(handle, contextSettings);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(window->getSettings().depthBits >= 1);
CHECK(window->getSettings().stencilBits >= 1);
CHECK(window->getSettings().antiAliasingLevel >= 1);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(window->isOpen());
CHECK(window->getPosition() == position);
CHECK(window->getSize() == initialSize);
CHECK(window->getNativeHandle() == handle);
CHECK(window->getSize() != newSize);
window->setSize(newSize);
REQUIRE(GetClientRect(handle, &clientRect));
const auto size = sf::Vector2u(sf::Vector2(clientRect.right - clientRect.left, clientRect.bottom - clientRect.top));
CHECK(size == newSize); // Validate that the actual client rect is indeed what we asked for
CHECK(window->getSize() == size); // Validate that the `getSize` also returns the _actual_ client size
}
SECTION("sf::RenderWindow")
{
std::optional<sf::RenderWindow> renderWindow;
SECTION("Default context settings")
{
SECTION("WindowHandle constructor")
{
renderWindow.emplace(handle);
}
SECTION("create(WindowHandle)")
{
renderWindow.emplace().create(handle);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(renderWindow->getSettings().attributeFlags == sf::ContextSettings::Default);
}
SECTION("Custom context settings")
{
static constexpr sf::ContextSettings contextSettings{/* depthBits*/ 1, /* stencilBits */ 1, /* antiAliasingLevel */ 1};
SECTION("WindowHandle constructor")
{
renderWindow.emplace(handle, contextSettings);
}
SECTION("create(WindowHandle)")
{
renderWindow.emplace().create(handle, contextSettings);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(renderWindow->getSettings().depthBits >= 1);
CHECK(renderWindow->getSettings().stencilBits >= 1);
CHECK(renderWindow->getSettings().antiAliasingLevel >= 1);
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(renderWindow->isOpen());
CHECK(renderWindow->getPosition() == position);
CHECK(renderWindow->getSize() == initialSize);
CHECK(renderWindow->getNativeHandle() == handle);
CHECK(renderWindow->getSize() != newSize);
renderWindow->setSize(newSize);
REQUIRE(GetClientRect(handle, &clientRect));
const auto size = sf::Vector2u(sf::Vector2(clientRect.right - clientRect.left, clientRect.bottom - clientRect.top));
CHECK(size == newSize); // Validate that the actual client rect is indeed what we asked for
CHECK(renderWindow->getSize() == size); // Validate that the `getSize` also returns the _actual_ client size
}
INFO("ExStyle: " << std::hex << exStyle << ", withMenu: " << withMenu);
CHECK(gotWmShowWindow);
CHECK(IsWindow(handle)); // The window is not destroyed
CHECK(DestroyWindow(handle));
CHECK(UnregisterClassW(classInfo.lpszClassName, classInfo.hInstance));
gotWmShowWindow = false;
CHECK(!IsWindow(handle)); // Now it is gone
}
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