1110 lines
28 KiB
C++
1110 lines
28 KiB
C++
// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
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#if PLATFORM_WINDOWS
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#include "WindowsWindow.h"
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#include "WindowsPlatform.h"
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#include "WindowsInput.h"
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#include "Engine/Core/Log.h"
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#include "Engine/Core/Math/Math.h"
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#include "Engine/Graphics/GPUSwapChain.h"
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#include "Engine/Graphics/RenderTask.h"
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#include "Engine/Graphics/GPUDevice.h"
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#include "../Win32/IncludeWindowsHeaders.h"
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#include <propidl.h>
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// TODO: finish better borderless window on windows (fix mouse pos offset when maximized and fix white flicker on window show)
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#define WINDOWS_USE_NEW_BORDER_LESS 0
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#define DefaultDPI 96
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#if WINDOWS_USE_NEW_BORDER_LESS
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#pragma comment(lib, "Gdi32.lib")
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#endif
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WindowsWindow::WindowsWindow(const CreateWindowSettings& settings)
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: WindowBase(settings)
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#if USE_EDITOR
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, _refCount(1)
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#endif
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{
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int32 x = Math::TruncToInt(settings.Position.X);
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int32 y = Math::TruncToInt(settings.Position.Y);
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int32 clientWidth = Math::TruncToInt(settings.Size.X);
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int32 clientHeight = Math::TruncToInt(settings.Size.Y);
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int32 windowWidth = clientWidth;
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int32 windowHeight = clientHeight;
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_clientSize = Vector2((float)clientWidth, (float)clientHeight);
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// Setup window style
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uint32 style = WS_POPUP, exStyle = 0;
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if (settings.SupportsTransparency)
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exStyle |= WS_EX_LAYERED;
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if (!settings.ActivateWhenFirstShown)
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exStyle |= WS_EX_NOACTIVATE;
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if (settings.ShowInTaskbar)
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exStyle |= WS_EX_APPWINDOW;
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else
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exStyle |= WS_EX_TOOLWINDOW;
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if (settings.IsTopmost)
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exStyle |= WS_EX_TOPMOST;
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if (!settings.AllowInput)
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exStyle |= WS_EX_TRANSPARENT;
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if (settings.AllowMaximize)
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style |= WS_MAXIMIZEBOX;
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if (settings.AllowMinimize)
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style |= WS_MINIMIZEBOX;
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if (settings.HasSizingFrame)
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style |= WS_THICKFRAME;
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// Check if window should have a border
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if (settings.HasBorder)
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{
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// Create window style flags
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style |= WS_OVERLAPPED | WS_SYSMENU | WS_BORDER | WS_CAPTION;
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exStyle |= 0;
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// Adjust window size and positions to take into account window border
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RECT winRect = { 0, 0, clientWidth, clientHeight };
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AdjustWindowRectEx(&winRect, style, FALSE, exStyle);
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x += winRect.left;
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y += winRect.top;
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windowWidth = winRect.right - winRect.left;
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windowHeight = winRect.bottom - winRect.top;
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}
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else
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{
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// Create window style flags
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#if WINDOWS_USE_NEW_BORDER_LESS
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style |= WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_BORDER | WS_CAPTION | WS_DLGFRAME | WS_SYSMENU | WS_THICKFRAME | WS_GROUP;
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#else
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style |= WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
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#endif
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exStyle |= WS_EX_WINDOWEDGE;
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}
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// Creating the window
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_handle = CreateWindowExW(
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exStyle,
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Platform::ApplicationWindowClass,
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settings.Title.GetText(),
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style,
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x,
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y,
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windowWidth,
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windowHeight,
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settings.Parent ? static_cast<HWND>(settings.Parent->GetNativePtr()) : nullptr,
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nullptr,
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(HINSTANCE)Platform::Instance,
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nullptr);
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_dpi = Platform::GetDpi();
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const HMODULE user32Dll = LoadLibraryW(L"user32.dll");
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if (user32Dll)
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{
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typedef UINT(STDAPICALLTYPE* GetDpiForWindowProc)(HWND hwnd);
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const GetDpiForWindowProc getDpiForWindowProc = (GetDpiForWindowProc)GetProcAddress(user32Dll, "GetDpiForWindow");
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if (getDpiForWindowProc)
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{
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_dpi = getDpiForWindowProc(_handle);
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}
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FreeLibrary(user32Dll);
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}
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_dpiScale = (float)_dpi / (float)DefaultDPI;
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// Validate result
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if (!HasHWND())
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{
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LOG_WIN32_LAST_ERROR;
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Platform::Fatal(TEXT("Cannot create window."));
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}
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#if USE_EDITOR
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// Enable file dropping
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if (_settings.AllowDragAndDrop)
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{
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const auto result = RegisterDragDrop(_handle, (LPDROPTARGET)(Windows::IDropTarget*)this);
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if (result != S_OK)
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{
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LOG(Warning, "Window drag and drop service error: 0x{0:x}:{1}", result, 1);
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}
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}
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#endif
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UpdateRegion();
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}
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WindowsWindow::~WindowsWindow()
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{
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if (HasHWND())
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{
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// Destroy window
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if (DestroyWindow(_handle) == 0)
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{
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LOG(Warning, "DestroyWindow failed! Error: {0:#x}", GetLastError());
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}
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// Clear
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_handle = nullptr;
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_visible = false;
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}
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}
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void* WindowsWindow::GetNativePtr() const
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{
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return _handle;
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}
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void WindowsWindow::Show()
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{
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if (!_visible)
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{
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InitSwapChain();
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if (_showAfterFirstPaint)
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{
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if (RenderTask)
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RenderTask->Enabled = true;
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return;
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}
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ASSERT(HasHWND());
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// Show
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ShowWindow(_handle, (_settings.AllowInput && _settings.ActivateWhenFirstShown) ? SW_SHOW : SW_SHOWNA);
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#if WINDOWS_USE_NEW_BORDER_LESS
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if (!_settings.HasBorder)
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{
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SetWindowPos(_handle, nullptr, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED);
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}
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#endif
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// Base
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WindowBase::Show();
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}
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}
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void WindowsWindow::Hide()
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{
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if (_visible)
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{
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ASSERT(HasHWND());
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// Hide
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ShowWindow(_handle, SW_HIDE);
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// Base
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WindowBase::Hide();
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}
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}
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void WindowsWindow::Minimize()
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{
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ASSERT(HasHWND());
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ShowWindow(_handle, SW_MINIMIZE);
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}
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void WindowsWindow::Maximize()
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{
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ASSERT(HasHWND());
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_isDuringMaximize = true;
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ShowWindow(_handle, SW_MAXIMIZE);
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_isDuringMaximize = false;
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}
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void WindowsWindow::Restore()
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{
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ASSERT(HasHWND());
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ShowWindow(_handle, SW_RESTORE);
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}
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bool WindowsWindow::IsClosed() const
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{
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return !HasHWND();
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}
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bool WindowsWindow::IsForegroundWindow() const
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{
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return ::GetForegroundWindow() == _handle;
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}
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void WindowsWindow::BringToFront(bool force)
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{
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ASSERT(HasHWND());
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if (_settings.IsRegularWindow)
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{
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if (IsIconic(_handle))
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{
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ShowWindow(_handle, SW_RESTORE);
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}
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else
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{
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SetActiveWindow(_handle);
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}
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}
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else
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{
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HWND hWndInsertAfter = HWND_TOP;
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uint32 flags = SWP_NOMOVE | SWP_NOSIZE | SWP_NOOWNERZORDER;
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if (!force)
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{
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flags |= SWP_NOACTIVATE;
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}
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if (_settings.IsTopmost)
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{
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hWndInsertAfter = HWND_TOPMOST;
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}
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SetWindowPos(_handle, hWndInsertAfter, 0, 0, 0, 0, flags);
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}
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}
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void WindowsWindow::SetClientBounds(const Rectangle& clientArea)
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{
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ASSERT(HasHWND());
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// Check if position or/and size will change
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const auto rect = GetClientBounds();
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const bool changeLocation = !Vector2::NearEqual(rect.Location, clientArea.Location);
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const bool changeSize = !Vector2::NearEqual(rect.Size, clientArea.Size);
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if (!changeLocation && !changeSize)
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return;
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// Get values data
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int32 x = (int32)clientArea.GetX();
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int32 y = (int32)clientArea.GetY();
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int32 width = (int32)clientArea.GetWidth();
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int32 height = (int32)clientArea.GetHeight();
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if (changeSize)
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{
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_clientSize = clientArea.Size;
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// Update GUI
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OnResize(width, height);
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}
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// Check if need to adjust window rectangle
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if (_settings.HasBorder)
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{
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// Get window info
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WINDOWINFO winInfo;
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Platform::MemoryClear(&winInfo, sizeof(WINDOWINFO));
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winInfo.cbSize = sizeof(winInfo);
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GetWindowInfo(_handle, &winInfo);
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// Adjust rectangle from client size to window size
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RECT winRect = { 0, 0, width, height };
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AdjustWindowRectEx(&winRect, winInfo.dwStyle, FALSE, winInfo.dwExStyle);
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width = winRect.right - winRect.left;
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height = winRect.bottom - winRect.top;
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// Little hack but works great
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winRect = { x, y, width, height };
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AdjustWindowRectEx(&winRect, winInfo.dwStyle, FALSE, winInfo.dwExStyle);
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x = winRect.left;
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y = winRect.top;
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}
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// Change window size and location
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SetWindowPos(_handle, nullptr, x, y, width, height, SWP_NOZORDER | SWP_NOACTIVATE);
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UpdateRegion();
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}
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void WindowsWindow::SetPosition(const Vector2& position)
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{
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ASSERT(HasHWND());
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// Cache data
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int32 x = (int32)position.X;
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int32 y = (int32)position.Y;
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// Change window location
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SetWindowPos(_handle, nullptr, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
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}
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void WindowsWindow::SetClientPosition(const Vector2& position)
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{
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ASSERT(HasHWND());
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// Cache data
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int32 x = (int32)position.X;
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int32 y = (int32)position.Y;
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// Check if need to adjust window rectangle
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if (_settings.HasBorder)
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{
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// Get window info
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WINDOWINFO winInfo;
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Platform::MemoryClear(&winInfo, sizeof(WINDOWINFO));
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winInfo.cbSize = sizeof(winInfo);
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GetWindowInfo(_handle, &winInfo);
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// Adjust rectangle from client size to window size
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RECT winRect = { x, y, 666, 69 };
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AdjustWindowRectEx(&winRect, winInfo.dwStyle, FALSE, winInfo.dwExStyle);
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// Calculate window size
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x = winRect.left;
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y = winRect.top;
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}
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// Change window location
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SetWindowPos(_handle, nullptr, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
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}
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void WindowsWindow::SetIsFullscreen(bool isFullscreen)
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{
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_isSwitchingFullScreen = true;
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ASSERT(HasHWND());
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// Base
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WindowBase::SetIsFullscreen(isFullscreen);
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if (!isFullscreen)
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{
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// Restore window
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ShowWindow(_handle, SW_NORMAL);
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}
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_isSwitchingFullScreen = false;
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}
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Vector2 WindowsWindow::GetPosition() const
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{
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ASSERT(HasHWND());
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RECT rect;
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GetWindowRect(_handle, &rect);
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return Vector2(static_cast<float>(rect.left), static_cast<float>(rect.top));
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}
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Vector2 WindowsWindow::GetSize() const
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{
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ASSERT(HasHWND());
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RECT rect;
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GetWindowRect(_handle, &rect);
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return Vector2(static_cast<float>(rect.right - rect.left), static_cast<float>(rect.bottom - rect.top));
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}
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Vector2 WindowsWindow::GetClientSize() const
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{
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return _clientSize;
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}
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Vector2 WindowsWindow::ScreenToClient(const Vector2& screenPos) const
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{
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ASSERT(HasHWND());
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POINT p;
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p.x = static_cast<LONG>(screenPos.X);
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p.y = static_cast<LONG>(screenPos.Y);
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::ScreenToClient(_handle, &p);
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return Vector2(static_cast<float>(p.x), static_cast<float>(p.y));
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}
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Vector2 WindowsWindow::ClientToScreen(const Vector2& clientPos) const
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{
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ASSERT(HasHWND());
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POINT p;
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p.x = static_cast<LONG>(clientPos.X);
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p.y = static_cast<LONG>(clientPos.Y);
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::ClientToScreen(_handle, &p);
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return Vector2(static_cast<float>(p.x), static_cast<float>(p.y));
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}
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void WindowsWindow::FlashWindow()
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{
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ASSERT(HasHWND());
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if (IsFocused())
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return;
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::FlashWindow(_handle, FALSE);
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}
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void WindowsWindow::GetScreenInfo(int32& x, int32& y, int32& width, int32& height) const
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{
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ASSERT(HasHWND());
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// Pick the current monitor data for sizing
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const HMONITOR monitor = MonitorFromWindow(_handle, MONITOR_DEFAULTTONEAREST);
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MONITORINFO monitorInfo;
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monitorInfo.cbSize = sizeof(MONITORINFO);
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GetMonitorInfoW(monitor, &monitorInfo);
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// Calculate result
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x = monitorInfo.rcMonitor.left;
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y = monitorInfo.rcMonitor.top;
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width = monitorInfo.rcMonitor.right - x;
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height = monitorInfo.rcMonitor.bottom - y;
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}
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float WindowsWindow::GetOpacity() const
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{
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ASSERT(HasHWND());
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COLORREF color;
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BYTE alpha;
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DWORD flags;
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GetLayeredWindowAttributes(_handle, &color, &alpha, &flags);
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return alpha / 255.0f;
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}
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void WindowsWindow::SetOpacity(const float opacity)
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{
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ASSERT(HasHWND());
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SetLayeredWindowAttributes(_handle, 0, static_cast<BYTE>(Math::Saturate(opacity) * 255), LWA_ALPHA);
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}
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void WindowsWindow::Focus()
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{
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ASSERT(HasHWND());
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if (GetFocus() != _handle)
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{
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SetFocus(_handle);
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}
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}
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void WindowsWindow::SetTitle(const StringView& title)
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{
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ASSERT(HasHWND());
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if (SetWindowTextW(_handle, *title))
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{
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_title = title;
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}
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}
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void WindowsWindow::StartTrackingMouse(bool useMouseScreenOffset)
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{
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ASSERT(HasHWND());
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if (!_isTrackingMouse)
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{
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_isTrackingMouse = true;
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_trackingMouseOffset = Vector2::Zero;
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_isUsingMouseOffset = useMouseScreenOffset;
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SetCapture(_handle);
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}
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}
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void WindowsWindow::EndTrackingMouse()
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{
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if (_isTrackingMouse)
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{
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_isTrackingMouse = false;
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ReleaseCapture();
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}
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}
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void WindowsWindow::SetCursor(CursorType type)
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{
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// Base
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WindowBase::SetCursor(type);
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UpdateCursor();
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}
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#if USE_EDITOR
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Windows::HRESULT WindowsWindow::QueryInterface(const Windows::IID& id, void** ppvObject)
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{
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// Check to see what interface has been requested
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if ((const IID&)id == IID_IUnknown || (const IID&)id == IID_IDropTarget)
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{
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AddRef();
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*ppvObject = this;
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return S_OK;
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}
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// No interface
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*ppvObject = nullptr;
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return E_NOINTERFACE;
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}
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Windows::ULONG WindowsWindow::AddRef()
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{
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_InterlockedIncrement(&_refCount);
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return _refCount;
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}
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Windows::ULONG WindowsWindow::Release()
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{
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return _InterlockedDecrement(&_refCount);
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}
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#endif
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void WindowsWindow::CheckForWindowResize()
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{
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// Skip for minimized window (GetClientRect for minimized window returns 0)
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if (_minimized)
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return;
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ASSERT(HasHWND());
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// Cache client size
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RECT rect;
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GetClientRect(_handle, &rect);
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const int32 width = Math::Max(rect.right - rect.left, 0L);
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const int32 height = Math::Max(rect.bottom - rect.top, 0L);
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_clientSize = Vector2(static_cast<float>(width), static_cast<float>(height));
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// Check if window size has been changed
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if (width > 0 && height > 0 && (_swapChain == nullptr || width != _swapChain->GetWidth() || height != _swapChain->GetHeight()))
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{
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UpdateRegion();
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OnResize(width, height);
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}
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}
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void WindowsWindow::UpdateCursor() const
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{
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if (_cursor == CursorType::Hidden)
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{
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::SetCursor(nullptr);
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return;
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}
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int32 index = 0;
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switch (_cursor)
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{
|
|
case CursorType::Default:
|
|
break;
|
|
case CursorType::Cross:
|
|
index = 1;
|
|
break;
|
|
case CursorType::Hand:
|
|
index = 2;
|
|
break;
|
|
case CursorType::Help:
|
|
index = 3;
|
|
break;
|
|
case CursorType::IBeam:
|
|
index = 4;
|
|
break;
|
|
case CursorType::No:
|
|
index = 5;
|
|
break;
|
|
case CursorType::Wait:
|
|
index = 11;
|
|
break;
|
|
case CursorType::SizeAll:
|
|
index = 6;
|
|
break;
|
|
case CursorType::SizeNESW:
|
|
index = 7;
|
|
break;
|
|
case CursorType::SizeNS:
|
|
index = 8;
|
|
break;
|
|
case CursorType::SizeNWSE:
|
|
index = 9;
|
|
break;
|
|
case CursorType::SizeWE:
|
|
index = 10;
|
|
break;
|
|
}
|
|
|
|
static const LPCWSTR cursors[] =
|
|
{
|
|
IDC_ARROW,
|
|
IDC_CROSS,
|
|
IDC_HAND,
|
|
IDC_HELP,
|
|
IDC_IBEAM,
|
|
IDC_NO,
|
|
IDC_SIZEALL,
|
|
IDC_SIZENESW,
|
|
IDC_SIZENS,
|
|
IDC_SIZENWSE,
|
|
IDC_SIZEWE,
|
|
IDC_WAIT,
|
|
};
|
|
|
|
ASSERT(index >= 0 && index < ARRAY_COUNT(cursors));
|
|
const HCURSOR cursor = LoadCursorW(nullptr, cursors[index]);
|
|
::SetCursor(cursor);
|
|
}
|
|
|
|
void WindowsWindow::UpdateRegion()
|
|
{
|
|
#if WINDOWS_USE_NEW_BORDER_LESS
|
|
if (!_settings.HasBorder)
|
|
{
|
|
// Remove rounded corners
|
|
RECT rcWnd;
|
|
GetWindowRect(_handle, &rcWnd);
|
|
HRGN region = CreateRectRgn(0, 0, rcWnd.right - rcWnd.left, rcWnd.bottom - rcWnd.top);
|
|
SetWindowRgn(_handle, region, FALSE);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void TrackMouse(HWND hwnd)
|
|
{
|
|
TRACKMOUSEEVENT tme;
|
|
tme.cbSize = sizeof(TRACKMOUSEEVENT);
|
|
tme.dwFlags = TME_HOVER | TME_LEAVE;
|
|
tme.dwHoverTime = 5000;
|
|
tme.hwndTrack = hwnd;
|
|
TrackMouseEvent(&tme);
|
|
}
|
|
|
|
LRESULT WindowsWindow::WndProc(UINT msg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
const UINT_PTR MouseStopTimerID = 1;
|
|
|
|
// Switch message type
|
|
switch (msg)
|
|
{
|
|
case WM_PAINT:
|
|
{
|
|
// Check if window is during resizing
|
|
if (_isResizing && _swapChain)
|
|
{
|
|
// Redraw window backbuffer on DX11
|
|
switch (GPUDevice::Instance->GetRendererType())
|
|
{
|
|
case RendererType::DirectX10:
|
|
case RendererType::DirectX10_1:
|
|
case RendererType::DirectX11:
|
|
_swapChain->Present(false);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case WM_TIMER:
|
|
{
|
|
if (wParam == MouseStopTimerID)
|
|
{
|
|
// Kill the timer after processing it
|
|
KillTimer(_handle, MouseStopTimerID);
|
|
return 0;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case WM_SETCURSOR:
|
|
{
|
|
if (LOWORD(lParam) == HTCLIENT)
|
|
{
|
|
UpdateCursor();
|
|
return true;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_MOUSEMOVE:
|
|
{
|
|
if (!_trackingMouse)
|
|
{
|
|
TrackMouse(_handle);
|
|
_trackingMouse = true;
|
|
}
|
|
|
|
if (_isTrackingMouse)
|
|
{
|
|
KillTimer(_handle, MouseStopTimerID);
|
|
SetTimer(_handle, MouseStopTimerID, 100, nullptr);
|
|
}
|
|
|
|
// Here we can transfer mouse pointer over virtual workspace
|
|
if (_isTrackingMouse && _isUsingMouseOffset)
|
|
{
|
|
// Check if move mouse to another edge of the desktop
|
|
Vector2 destopSize = Platform::GetVirtualDesktopSize();
|
|
const Vector2 mousePos(static_cast<float>(WINDOWS_GET_X_LPARAM(lParam)), static_cast<float>(WINDOWS_GET_Y_LPARAM(lParam)));
|
|
Vector2 mousePosition = ClientToScreen(mousePos);
|
|
Vector2 newMousePosition = mousePosition;
|
|
if (mousePosition.X <= 1)
|
|
newMousePosition.X = destopSize.X - 2;
|
|
else if (mousePosition.X >= destopSize.X - 1)
|
|
newMousePosition.X = 2;
|
|
if (mousePosition.Y <= 1)
|
|
newMousePosition.Y = destopSize.Y - 2;
|
|
else if (mousePosition.Y >= destopSize.Y - 1)
|
|
newMousePosition.Y = 2;
|
|
if (!Vector2::NearEqual(mousePosition, newMousePosition))
|
|
{
|
|
_trackingMouseOffset -= newMousePosition - mousePosition;
|
|
SetMousePosition(ScreenToClient(newMousePosition));
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_MOUSELEAVE:
|
|
{
|
|
_trackingMouse = false;
|
|
break;
|
|
}
|
|
|
|
case WM_NCCALCSIZE:
|
|
{
|
|
#if WINDOWS_USE_NEW_BORDER_LESS
|
|
if (wParam && !_settings.HasBorder)
|
|
{
|
|
if (_maximized)
|
|
{
|
|
WINDOWINFO winInfo = { 0 };
|
|
winInfo.cbSize = sizeof(winInfo);
|
|
::GetWindowInfo(_handle, &winInfo);
|
|
|
|
LPNCCALCSIZE_PARAMS rects = (LPNCCALCSIZE_PARAMS)lParam;
|
|
|
|
rects->rgrc[0].left += winInfo.cxWindowBorders;
|
|
rects->rgrc[0].top += winInfo.cxWindowBorders;
|
|
rects->rgrc[0].right -= winInfo.cxWindowBorders;
|
|
rects->rgrc[0].bottom -= winInfo.cxWindowBorders;
|
|
|
|
rects->rgrc[1].left = rects->rgrc[0].left;
|
|
rects->rgrc[1].top = rects->rgrc[0].top;
|
|
rects->rgrc[1].right = rects->rgrc[0].right;
|
|
rects->rgrc[1].bottom = rects->rgrc[0].bottom;
|
|
|
|
rects->lppos->x += winInfo.cxWindowBorders;
|
|
rects->lppos->y += winInfo.cxWindowBorders;
|
|
rects->lppos->cx -= 2 * winInfo.cxWindowBorders;
|
|
rects->lppos->cy -= 2 * winInfo.cxWindowBorders;
|
|
|
|
return WVR_VALIDRECTS;
|
|
}
|
|
else
|
|
{
|
|
SetWindowPos(_handle, nullptr, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED);
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
case WM_NCHITTEST:
|
|
{
|
|
// Override it for fullscreen mode
|
|
if (IsFullscreen())
|
|
return static_cast<int32>(WindowHitCodes::Client);
|
|
|
|
const Vector2 mouse(static_cast<float>(WINDOWS_GET_X_LPARAM(lParam)), static_cast<float>(WINDOWS_GET_Y_LPARAM(lParam)));
|
|
WindowHitCodes hit = WindowHitCodes::Client;
|
|
bool handled = false;
|
|
OnHitTest(mouse, hit, handled);
|
|
if (handled)
|
|
return static_cast<int32>(hit);
|
|
break;
|
|
}
|
|
|
|
case WM_NCLBUTTONDOWN:
|
|
{
|
|
bool result = false;
|
|
OnLeftButtonHit(static_cast<WindowHitCodes>(wParam), result);
|
|
if (result)
|
|
return 0;
|
|
break;
|
|
}
|
|
|
|
case WM_NCLBUTTONDBLCLK:
|
|
{
|
|
// Handle non-client area double click manually
|
|
if (IsMaximized())
|
|
Restore();
|
|
else
|
|
Maximize();
|
|
return 0;
|
|
}
|
|
|
|
case WM_NCACTIVATE:
|
|
{
|
|
// Skip for border-less windows
|
|
if (!_settings.HasBorder)
|
|
return 1;
|
|
break;
|
|
}
|
|
|
|
case WM_NCPAINT:
|
|
{
|
|
// Skip for border-less windows
|
|
if (!_settings.HasBorder)
|
|
return 0;
|
|
break;
|
|
}
|
|
|
|
case WM_ERASEBKGND:
|
|
{
|
|
// Skip the window background erasing
|
|
return 1;
|
|
}
|
|
|
|
case WM_GETMINMAXINFO:
|
|
{
|
|
const auto minMax = reinterpret_cast<MINMAXINFO*>(lParam);
|
|
|
|
int32 borderWidth = 0, borderHeight = 0;
|
|
if (_settings.HasBorder)
|
|
{
|
|
const DWORD windowStyle = GetWindowLongW(_handle, GWL_STYLE);
|
|
const DWORD windowExStyle = GetWindowLongW(_handle, GWL_EXSTYLE);
|
|
RECT borderRect = { 0, 0, 0, 0 };
|
|
AdjustWindowRectEx(&borderRect, windowStyle, false, windowExStyle);
|
|
borderWidth = borderRect.right - borderRect.left;
|
|
borderHeight = borderRect.bottom - borderRect.top;
|
|
}
|
|
|
|
minMax->ptMinTrackSize.x = (int32)_settings.MinimumSize.X;
|
|
minMax->ptMinTrackSize.y = (int32)_settings.MinimumSize.Y;
|
|
minMax->ptMaxTrackSize.x = (int32)_settings.MaximumSize.X + borderWidth;
|
|
minMax->ptMaxTrackSize.y = (int32)_settings.MaximumSize.Y + borderHeight;
|
|
|
|
// Include Windows task bar size into maximized tool window
|
|
WINDOWPLACEMENT e;
|
|
if (!IsFullscreen() && ((GetWindowPlacement(_handle, &e) && (e.showCmd == SW_SHOWMAXIMIZED || e.showCmd == SW_SHOWMINIMIZED)) || _isDuringMaximize))
|
|
{
|
|
// Adjust the maximized size and position to fit the work area of the correct monitor
|
|
const HMONITOR monitor = MonitorFromWindow(_handle, MONITOR_DEFAULTTONEAREST);
|
|
if (monitor != nullptr)
|
|
{
|
|
MONITORINFO monitorInfo;
|
|
monitorInfo.cbSize = sizeof(MONITORINFO);
|
|
GetMonitorInfoW(monitor, &monitorInfo);
|
|
|
|
minMax->ptMaxPosition.x = Math::Abs(monitorInfo.rcWork.left - monitorInfo.rcMonitor.left);
|
|
minMax->ptMaxPosition.y = Math::Abs(monitorInfo.rcWork.top - monitorInfo.rcMonitor.top);
|
|
minMax->ptMaxSize.x = Math::Abs(monitorInfo.rcWork.right - monitorInfo.rcWork.left);
|
|
minMax->ptMaxSize.y = Math::Abs(monitorInfo.rcWork.bottom - monitorInfo.rcWork.top);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
case WM_SYSCOMMAND:
|
|
{
|
|
// Prevent moving/sizing in full screen mode
|
|
if (IsFullscreen())
|
|
{
|
|
switch ((wParam & 0xFFF0))
|
|
{
|
|
case SC_MOVE:
|
|
case SC_SIZE:
|
|
case SC_MAXIMIZE:
|
|
case SC_KEYMENU:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_CREATE:
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
case WM_MOVE:
|
|
{
|
|
break;
|
|
}
|
|
|
|
case WM_SIZE:
|
|
{
|
|
if (SIZE_MINIMIZED == wParam)
|
|
{
|
|
// Set flags
|
|
_minimized = true;
|
|
_maximized = false;
|
|
}
|
|
else
|
|
{
|
|
RECT rcCurrentClient;
|
|
GetClientRect(_handle, &rcCurrentClient);
|
|
if (rcCurrentClient.top == 0 && rcCurrentClient.bottom == 0)
|
|
{
|
|
// Rapidly clicking the task bar to minimize and restore a window can cause a WM_SIZE message with SIZE_RESTORED when
|
|
// the window has actually become minimized due to rapid change so just ignore this message.
|
|
}
|
|
else if (SIZE_MAXIMIZED == wParam)
|
|
{
|
|
// Set flags
|
|
_minimized = false;
|
|
_maximized = true;
|
|
|
|
// Check size
|
|
CheckForWindowResize();
|
|
}
|
|
else if (SIZE_RESTORED == wParam)
|
|
{
|
|
if (_maximized)
|
|
{
|
|
// Clear flag
|
|
_maximized = false;
|
|
|
|
// Check size
|
|
CheckForWindowResize();
|
|
}
|
|
else if (_minimized)
|
|
{
|
|
// Clear flag
|
|
_minimized = false;
|
|
|
|
// Check size
|
|
CheckForWindowResize();
|
|
}
|
|
else if (_isResizing)
|
|
{
|
|
// If we're neither maximized nor minimized, the window size is changing by the user dragging the window edges.
|
|
// In this case, we don't reset the device yet -- we wait until the user stops dragging, and a WM_EXITSIZEMOVE message comes.
|
|
}
|
|
else
|
|
{
|
|
// This WM_SIZE come from resizing the window via an API like SetWindowPos() so resize
|
|
CheckForWindowResize();
|
|
}
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_DPICHANGED:
|
|
{
|
|
// Maybe https://stackoverflow.com/a/45110656
|
|
_dpi = HIWORD(wParam);
|
|
_dpiScale = (float)_dpi / (float)DefaultDPI;
|
|
|
|
|
|
RECT* windowRect = (RECT*)lParam;
|
|
SetWindowPos(_handle,
|
|
nullptr,
|
|
windowRect->left,
|
|
windowRect->top,
|
|
windowRect->right - windowRect->left,
|
|
windowRect->bottom - windowRect->top,
|
|
SWP_NOZORDER | SWP_NOACTIVATE);
|
|
|
|
|
|
// Todo: Recalculate fonts
|
|
|
|
return 0;
|
|
}
|
|
|
|
case WM_ENTERSIZEMOVE:
|
|
{
|
|
_isResizing = true;
|
|
break;
|
|
}
|
|
|
|
case WM_EXITSIZEMOVE:
|
|
{
|
|
// Clear flag
|
|
_isResizing = false;
|
|
|
|
// Check size
|
|
CheckForWindowResize();
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_SETFOCUS:
|
|
OnGotFocus();
|
|
break;
|
|
|
|
case WM_KILLFOCUS:
|
|
OnLostFocus();
|
|
break;
|
|
|
|
case WM_ACTIVATEAPP:
|
|
if (wParam == TRUE && !_focused)
|
|
{
|
|
OnGotFocus();
|
|
}
|
|
else if (wParam == FALSE && _focused)
|
|
{
|
|
OnLostFocus();
|
|
|
|
if (IsFullscreen() && !_isSwitchingFullScreen)
|
|
{
|
|
SetIsFullscreen(false);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_MENUCHAR:
|
|
// A menu is active and the user presses a key that does not correspond to any mnemonic or accelerator key so just ignore and don't beep
|
|
return MAKELRESULT(0, MNC_CLOSE);
|
|
|
|
case WM_SYSKEYDOWN:
|
|
{
|
|
if (wParam == VK_F4)
|
|
{
|
|
LOG(Info, "Alt+F4 pressed");
|
|
Close(ClosingReason::User);
|
|
return 0;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_POWERBROADCAST:
|
|
switch (wParam)
|
|
{
|
|
case PBT_APMQUERYSUSPEND:
|
|
// TODO: add OnSystemSuspend event
|
|
return true;
|
|
case PBT_APMRESUMESUSPEND:
|
|
// TODO: add OnSystemResume event
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case WM_CLOSE:
|
|
Close(ClosingReason::User);
|
|
return 0;
|
|
|
|
case WM_DESTROY:
|
|
{
|
|
#if USE_EDITOR
|
|
// Disable file dropping
|
|
if (_settings.AllowDragAndDrop)
|
|
{
|
|
const auto result = RevokeDragDrop(_handle);
|
|
if (result != S_OK)
|
|
LOG(Warning, "Window drag and drop service error: 0x{0:x}:{1}", result, 2);
|
|
}
|
|
#endif
|
|
|
|
// Quit
|
|
PostQuitMessage(0);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
if (_settings.AllowInput)
|
|
{
|
|
if (WindowsInput::WndProc(this, msg, wParam, lParam))
|
|
return true;
|
|
}
|
|
|
|
return DefWindowProc(_handle, msg, wParam, lParam);
|
|
}
|
|
|
|
#endif
|