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Diffstat (limited to 'include/cru/ui/host/WindowHost.hpp')
| -rw-r--r-- | include/cru/ui/host/WindowHost.hpp | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/include/cru/ui/host/WindowHost.hpp b/include/cru/ui/host/WindowHost.hpp deleted file mode 100644 index 7832174c..00000000 --- a/include/cru/ui/host/WindowHost.hpp +++ /dev/null @@ -1,164 +0,0 @@ -#pragma once -#include "../Base.hpp" - -#include "../render/Base.hpp" -#include "cru/common/Event.hpp" -#include "cru/platform/gui/Cursor.hpp" -#include "cru/platform/gui/UiApplication.hpp" -#include "cru/platform/gui/Window.hpp" - -#include <functional> -#include <memory> -#include <optional> - -namespace cru::ui::host { -class LayoutPaintCycler; - -struct AfterLayoutEventArgs {}; - -// The bridge between control tree and native window. -class CRU_UI_API WindowHost : public Object { - CRU_DEFINE_CLASS_LOG_TAG(u"cru::ui::host::WindowHost") - - public: - explicit WindowHost(controls::Control* root_control); - - CRU_DELETE_COPY(WindowHost) - CRU_DELETE_MOVE(WindowHost) - - ~WindowHost() override; - - public: - platform::gui::INativeWindow* GetNativeWindow() { return native_window_; } - - // Mark the layout as invalid, and arrange a re-layout later. - // This method could be called more than one times in a message cycle. But - // layout only takes place once. - void InvalidateLayout(); - - // Mark the paint as invalid, and arrange a re-paint later. - // This method could be called more than one times in a message cycle. But - // paint only takes place once. - void InvalidatePaint(); - - IEvent<AfterLayoutEventArgs>* AfterLayoutEvent() { - return &after_layout_event_; - } - - void Relayout(); - void RelayoutWithSize(const Size& available_size = Size::Infinate(), - bool set_window_size_to_fit_content = false); - - void Repaint(); - - // Is layout is invalid, wait for relayout and then run the action. Otherwist - // run it right now. - void RunAfterLayoutStable(std::function<void()> action); - - // If true, preferred size of root render object is set to window size when - // measure. Default is true. - bool IsLayoutPreferToFillWindow() const; - void SetLayoutPreferToFillWindow(bool value); - - // Get current control that mouse hovers on. This ignores the mouse-capture - // control. Even when mouse is captured by another control, this function - // return the control under cursor. You can use `GetMouseCaptureControl` to - // get more info. - controls::Control* GetMouseHoverControl() const { - return mouse_hover_control_; - } - - //*************** region: focus *************** - - controls::Control* GetFocusControl(); - - void SetFocusControl(controls::Control* control); - - //*************** region: focus *************** - - // Pass nullptr to release capture. If mouse is already capture by a control, - // this capture will fail and return false. If control is identical to the - // capturing control, capture is not changed and this function will return - // true. - // - // When capturing control changes, - // appropriate event will be sent. If mouse is not on the capturing control - // and capture is released, mouse enter event will be sent to the mouse-hover - // control. If mouse is not on the capturing control and capture is set, mouse - // leave event will be sent to the mouse-hover control. - bool CaptureMouseFor(controls::Control* control); - - // Return null if not captured. - controls::Control* GetMouseCaptureControl(); - - controls::Control* HitTest(const Point& point); - - void UpdateCursor(); - - IEvent<platform::gui::INativeWindow*>* NativeWindowChangeEvent() { - return &native_window_change_event_; - } - - std::shared_ptr<platform::gui::ICursor> GetOverrideCursor(); - void SetOverrideCursor(std::shared_ptr<platform::gui::ICursor> cursor); - - private: - gsl::not_null<platform::gui::INativeWindow*> CreateNativeWindow(); - - //*************** region: native messages *************** - void OnNativeDestroy(platform::gui::INativeWindow* window, std::nullptr_t); - void OnNativePaint(platform::gui::INativeWindow* window, std::nullptr_t); - void OnNativeResize(platform::gui::INativeWindow* window, const Size& size); - - void OnNativeFocus(platform::gui::INativeWindow* window, - cru::platform::gui::FocusChangeType focus); - - void OnNativeMouseEnterLeave(platform::gui::INativeWindow* window, - cru::platform::gui::MouseEnterLeaveType enter); - void OnNativeMouseMove(platform::gui::INativeWindow* window, - const Point& point); - void OnNativeMouseDown(platform::gui::INativeWindow* window, - const platform::gui::NativeMouseButtonEventArgs& args); - void OnNativeMouseUp(platform::gui::INativeWindow* window, - const platform::gui::NativeMouseButtonEventArgs& args); - void OnNativeMouseWheel(platform::gui::INativeWindow* window, - const platform::gui::NativeMouseWheelEventArgs& args); - - void OnNativeKeyDown(platform::gui::INativeWindow* window, - const platform::gui::NativeKeyEventArgs& args); - void OnNativeKeyUp(platform::gui::INativeWindow* window, - const platform::gui::NativeKeyEventArgs& args); - - //*************** region: event dispatcher helper *************** - - void DispatchMouseHoverControlChangeEvent(controls::Control* old_control, - controls::Control* new_control, - const Point& point, bool no_leave, - bool no_enter); - - private: - controls::Control* root_control_ = nullptr; - render::RenderObject* root_render_object_ = nullptr; - - platform::gui::INativeWindow* native_window_ = nullptr; - - std::unique_ptr<LayoutPaintCycler> layout_paint_cycler_; - - Event<AfterLayoutEventArgs> after_layout_event_; - std::vector<std::function<void()> > after_layout_stable_action_; - - std::vector<EventRevokerGuard> event_revoker_guards_; - - controls::Control* mouse_hover_control_ = nullptr; - - controls::Control* focus_control_; - - controls::Control* mouse_captured_control_ = nullptr; - - bool layout_prefer_to_fill_window_ = false; - - Event<platform::gui::INativeWindow*> native_window_change_event_; - - std::shared_ptr<platform::gui::ICursor> override_cursor_; -}; -} // namespace cru::ui::host |