diff options
Diffstat (limited to 'src/win/native/Window.cpp')
| -rw-r--r-- | src/win/native/Window.cpp | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/src/win/native/Window.cpp b/src/win/native/Window.cpp deleted file mode 100644 index 1a6fcb07..00000000 --- a/src/win/native/Window.cpp +++ /dev/null @@ -1,453 +0,0 @@ -#include "cru/win/native/Window.hpp" - -#include "WindowManager.hpp" -#include "cru/common/Logger.hpp" -#include "cru/platform/Check.hpp" -#include "cru/platform/native/Base.hpp" -#include "cru/win/graph/direct/WindowPainter.hpp" -#include "cru/win/native/Cursor.hpp" -#include "cru/win/native/Exception.hpp" -#include "cru/win/native/InputMethod.hpp" -#include "cru/win/native/Keyboard.hpp" -#include "cru/win/native/UiApplication.hpp" -#include "cru/win/native/WindowClass.hpp" - -#include <imm.h> -#include <windowsx.h> -#include <memory> - -namespace cru::platform::native::win { -WinNativeWindow::WinNativeWindow(WinUiApplication* application, - WindowClass* window_class, DWORD window_style, - WinNativeWindow* parent) - : application_(application), parent_window_(parent) { - Expects(application); // application can't be null. - - if (parent != nullptr) { - throw new std::runtime_error("Can't use a invalid window as parent."); - } - - const auto window_manager = application->GetWindowManager(); - - hwnd_ = CreateWindowExW( - 0, window_class->GetName(), L"", window_style, CW_USEDEFAULT, - CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, - parent == nullptr ? nullptr : parent->GetWindowHandle(), nullptr, - application->GetInstanceHandle(), nullptr); - - if (hwnd_ == nullptr) - throw Win32Error(::GetLastError(), "Failed to create window."); - - auto dpi = ::GetDpiForWindow(hwnd_); - if (dpi == 0) - throw Win32Error(::GetLastError(), "Failed to get dpi of window."); - dpi_ = static_cast<float>(dpi); - log::Debug(u"Dpi of window is {}.", dpi_); - - window_manager->RegisterWindow(hwnd_, this); - - SetCursor(application->GetCursorManager()->GetSystemCursor( - cru::platform::native::SystemCursorType::Arrow)); - - window_render_target_ = - std::make_unique<graph::win::direct::D2DWindowRenderTarget>( - application->GetDirectFactory(), hwnd_); - window_render_target_->SetDpi(dpi_, dpi_); - - input_method_context_ = std::make_unique<WinInputMethodContext>(this); - input_method_context_->DisableIME(); -} - -WinNativeWindow::~WinNativeWindow() { - if (!sync_flag_) { - sync_flag_ = true; - Close(); - } -} - -void WinNativeWindow::Close() { ::DestroyWindow(hwnd_); } - -bool WinNativeWindow::IsVisible() { return ::IsWindowVisible(hwnd_); } - -void WinNativeWindow::SetVisible(bool is_visible) { - is_visible ? ShowWindow(hwnd_, SW_SHOWNORMAL) : ShowWindow(hwnd_, SW_HIDE); -} -Size WinNativeWindow::GetClientSize() { - const auto pixel_rect = GetClientRectPixel(); - return Size(PixelToDip(pixel_rect.right), PixelToDip(pixel_rect.bottom)); -} - -void WinNativeWindow::SetClientSize(const Size& size) { - const auto window_style = - static_cast<DWORD>(GetWindowLongPtr(hwnd_, GWL_STYLE)); - const auto window_ex_style = - static_cast<DWORD>(GetWindowLongPtr(hwnd_, GWL_EXSTYLE)); - - RECT rect; - rect.left = 0; - rect.top = 0; - rect.right = DipToPixel(size.width); - rect.bottom = DipToPixel(size.height); - if (!AdjustWindowRectEx(&rect, window_style, FALSE, window_ex_style)) - throw Win32Error(::GetLastError(), "Failed to invoke AdjustWindowRectEx."); - - if (!SetWindowPos(hwnd_, nullptr, 0, 0, rect.right - rect.left, - rect.bottom - rect.top, SWP_NOZORDER | SWP_NOMOVE)) - throw Win32Error(::GetLastError(), "Failed to invoke SetWindowPos."); -} - -Rect WinNativeWindow::GetWindowRect() { - RECT rect; - if (!::GetWindowRect(hwnd_, &rect)) - throw Win32Error(::GetLastError(), "Failed to invoke GetWindowRect."); - - return Rect::FromVertices(PixelToDip(rect.left), PixelToDip(rect.top), - PixelToDip(rect.right), PixelToDip(rect.bottom)); -} - -void WinNativeWindow::SetWindowRect(const Rect& rect) { - if (!SetWindowPos(hwnd_, nullptr, DipToPixel(rect.left), DipToPixel(rect.top), - DipToPixel(rect.GetRight()), DipToPixel(rect.GetBottom()), - SWP_NOZORDER)) - throw Win32Error(::GetLastError(), "Failed to invoke SetWindowPos."); -} - -Point WinNativeWindow::GetMousePosition() { - POINT p; - if (!::GetCursorPos(&p)) - throw Win32Error(::GetLastError(), "Failed to get cursor position."); - if (!::ScreenToClient(hwnd_, &p)) - throw Win32Error(::GetLastError(), "Failed to call ScreenToClient."); - return PixelToDip(p); -} - -bool WinNativeWindow::CaptureMouse() { - ::SetCapture(hwnd_); - return true; -} - -bool WinNativeWindow::ReleaseMouse() { - const auto result = ::ReleaseCapture(); - return result != 0; -} - -void WinNativeWindow::RequestRepaint() { - log::TagDebug(log_tag, u"A repaint is requested."); - if (!::InvalidateRect(hwnd_, nullptr, FALSE)) - throw Win32Error(::GetLastError(), "Failed to invalidate window."); - if (!::UpdateWindow(hwnd_)) - throw Win32Error(::GetLastError(), "Failed to update window."); -} - -std::unique_ptr<graph::IPainter> WinNativeWindow::BeginPaint() { - return std::make_unique<graph::win::direct::D2DWindowPainter>( - window_render_target_.get()); -} - -void WinNativeWindow::SetCursor(std::shared_ptr<ICursor> cursor) { - if (cursor == nullptr) { - throw std::runtime_error("Can't use a nullptr as cursor."); - } - - cursor_ = CheckPlatform<WinCursor>(cursor, GetPlatformId()); - - if (!::SetClassLongPtrW(hwnd_, GCLP_HCURSOR, - reinterpret_cast<LONG_PTR>(cursor_->GetHandle()))) { - log::TagWarn(log_tag, - u"Failed to set cursor because failed to set class long. Last " - u"error code: {}.", - ::GetLastError()); - return; - } - - if (!IsVisible()) return; - - auto lg = [](const std::u16string_view& reason) { - log::TagWarn( - log_tag, - u"Failed to set cursor because {} when window is visible. (We need to " - u"update cursor if it is inside the window.) Last error code: {}.", - reason, ::GetLastError()); - }; - - ::POINT point; - if (!::GetCursorPos(&point)) { - lg(u"failed to get cursor pos"); - return; - } - - ::RECT rect; - if (!::GetClientRect(hwnd_, &rect)) { - lg(u"failed to get window's client rect"); - return; - } - - ::POINT lefttop{rect.left, rect.top}; - ::POINT rightbottom{rect.right, rect.bottom}; - if (!::ClientToScreen(hwnd_, &lefttop)) { - lg(u"failed to call ClientToScreen on lefttop"); - return; - } - - if (!::ClientToScreen(hwnd_, &rightbottom)) { - lg(u"failed to call ClientToScreen on rightbottom"); - return; - } - - if (point.x >= lefttop.x && point.y >= lefttop.y && - point.x <= rightbottom.x && point.y <= rightbottom.y) { - ::SetCursor(cursor_->GetHandle()); - } -} - -IInputMethodContext* WinNativeWindow::GetInputMethodContext() { - return static_cast<IInputMethodContext*>(input_method_context_.get()); -} - -bool WinNativeWindow::HandleNativeWindowMessage(HWND hwnd, UINT msg, - WPARAM w_param, LPARAM l_param, - LRESULT* result) { - WindowNativeMessageEventArgs args{ - WindowNativeMessage{hwnd, msg, w_param, l_param}}; - native_message_event_.Raise(args); - if (args.IsHandled()) { - *result = args.GetResult(); - return true; - } - - switch (msg) { - case WM_PAINT: - OnPaintInternal(); - *result = 0; - return true; - case WM_ERASEBKGND: - *result = 1; - return true; - case WM_SETFOCUS: - OnSetFocusInternal(); - *result = 0; - return true; - case WM_KILLFOCUS: - OnKillFocusInternal(); - *result = 0; - return true; - case WM_MOUSEMOVE: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseMoveInternal(point); - *result = 0; - return true; - } - case WM_LBUTTONDOWN: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseDownInternal(platform::native::mouse_buttons::left, point); - *result = 0; - return true; - } - case WM_LBUTTONUP: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseUpInternal(platform::native::mouse_buttons::left, point); - *result = 0; - return true; - } - case WM_RBUTTONDOWN: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseDownInternal(platform::native::mouse_buttons::right, point); - *result = 0; - return true; - } - case WM_RBUTTONUP: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseUpInternal(platform::native::mouse_buttons::right, point); - *result = 0; - return true; - } - case WM_MBUTTONDOWN: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseDownInternal(platform::native::mouse_buttons::middle, point); - *result = 0; - return true; - } - case WM_MBUTTONUP: { - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - OnMouseUpInternal(platform::native::mouse_buttons::middle, point); - *result = 0; - return true; - } - case WM_MOUSEWHEEL: - POINT point; - point.x = GET_X_LPARAM(l_param); - point.y = GET_Y_LPARAM(l_param); - ScreenToClient(hwnd, &point); - OnMouseWheelInternal(GET_WHEEL_DELTA_WPARAM(w_param), point); - *result = 0; - return true; - case WM_KEYDOWN: - OnKeyDownInternal(static_cast<int>(w_param)); - *result = 0; - return true; - case WM_KEYUP: - OnKeyUpInternal(static_cast<int>(w_param)); - *result = 0; - return true; - case WM_SYSKEYDOWN: - if (l_param & (1 << 29)) { - OnKeyDownInternal(static_cast<int>(w_param)); - *result = 0; - return true; - } - return false; - case WM_SYSKEYUP: - if (l_param & (1 << 29)) { - OnKeyUpInternal(static_cast<int>(w_param)); - *result = 0; - return true; - } - return false; - case WM_SIZE: - OnResizeInternal(LOWORD(l_param), HIWORD(l_param)); - *result = 0; - return true; - case WM_ACTIVATE: - if (w_param == WA_ACTIVE || w_param == WA_CLICKACTIVE) - OnActivatedInternal(); - else if (w_param == WA_INACTIVE) - OnDeactivatedInternal(); - *result = 0; - return true; - case WM_DESTROY: - OnDestroyInternal(); - *result = 0; - return true; - case WM_IME_SETCONTEXT: - l_param &= ~ISC_SHOWUICOMPOSITIONWINDOW; - *result = ::DefWindowProcW(hwnd, msg, w_param, l_param); - return true; - // We must block these message from DefWindowProc or it will create - // an ugly composition window. - case WM_IME_STARTCOMPOSITION: - case WM_IME_COMPOSITION: - *result = 0; - return true; - case WM_DPICHANGED: { - dpi_ = static_cast<float>(LOWORD(w_param)); - const RECT* suggest_rect = reinterpret_cast<const RECT*>(l_param); - window_render_target_->SetDpi(dpi_, dpi_); - SetWindowPos(hwnd_, NULL, suggest_rect->left, suggest_rect->top, - suggest_rect->right - suggest_rect->left, - suggest_rect->bottom - suggest_rect->top, - SWP_NOZORDER | SWP_NOACTIVATE); - } - default: - return false; - } -} - -RECT WinNativeWindow::GetClientRectPixel() { - RECT rect; - if (!GetClientRect(hwnd_, &rect)) - throw Win32Error(::GetLastError(), "Failed to invoke GetClientRect."); - return rect; -} - -void WinNativeWindow::OnDestroyInternal() { - application_->GetWindowManager()->UnregisterWindow(hwnd_); - hwnd_ = nullptr; - destroy_event_.Raise(nullptr); - if (!sync_flag_) { - sync_flag_ = true; - delete this; - } -} - -void WinNativeWindow::OnPaintInternal() { - paint_event_.Raise(nullptr); - ValidateRect(hwnd_, nullptr); - log::TagDebug(log_tag, u"A repaint is finished."); -} - -void WinNativeWindow::OnResizeInternal(const int new_width, - const int new_height) { - if (!(new_width == 0 && new_height == 0)) { - window_render_target_->ResizeBuffer(new_width, new_height); - resize_event_.Raise(Size{PixelToDip(new_width), PixelToDip(new_height)}); - } -} - -void WinNativeWindow::OnSetFocusInternal() { - has_focus_ = true; - focus_event_.Raise(FocusChangeType::Gain); -} - -void WinNativeWindow::OnKillFocusInternal() { - has_focus_ = false; - focus_event_.Raise(FocusChangeType::Lost); -} - -void WinNativeWindow::OnMouseMoveInternal(const POINT point) { - // when mouse was previous outside the window - if (!is_mouse_in_) { - // invoke TrackMouseEvent to have WM_MOUSELEAVE sent. - TRACKMOUSEEVENT tme; - tme.cbSize = sizeof tme; - tme.dwFlags = TME_LEAVE; - tme.hwndTrack = hwnd_; - - TrackMouseEvent(&tme); - - is_mouse_in_ = true; - mouse_enter_leave_event_.Raise(MouseEnterLeaveType::Enter); - } - - mouse_move_event_.Raise(PixelToDip(point)); -} - -void WinNativeWindow::OnMouseLeaveInternal() { - is_mouse_in_ = false; - mouse_enter_leave_event_.Raise(MouseEnterLeaveType::Leave); -} - -void WinNativeWindow::OnMouseDownInternal(platform::native::MouseButton button, - POINT point) { - const auto dip_point = PixelToDip(point); - mouse_down_event_.Raise({button, dip_point, RetrieveKeyMofifier()}); -} - -void WinNativeWindow::OnMouseUpInternal(platform::native::MouseButton button, - POINT point) { - const auto dip_point = PixelToDip(point); - mouse_up_event_.Raise({button, dip_point, RetrieveKeyMofifier()}); -} - -void WinNativeWindow::OnMouseWheelInternal(short delta, POINT point) { - CRU_UNUSED(delta) - CRU_UNUSED(point) -} - -void WinNativeWindow::OnKeyDownInternal(int virtual_code) { - key_down_event_.Raise( - {VirtualKeyToKeyCode(virtual_code), RetrieveKeyMofifier()}); -} - -void WinNativeWindow::OnKeyUpInternal(int virtual_code) { - key_up_event_.Raise( - {VirtualKeyToKeyCode(virtual_code), RetrieveKeyMofifier()}); -} - -void WinNativeWindow::OnActivatedInternal() {} - -void WinNativeWindow::OnDeactivatedInternal() {} -} // namespace cru::platform::native::win |