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959a1b0750
This feels vaguely crashy. I haven't tested window/widget destruction before so there's sure to be bugs.
64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
#pragma once
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#include "Object.h"
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#include "Rect.h"
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#include "Color.h"
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#include <AK/HashTable.h>
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#include <AK/WeakPtr.h>
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class MouseEvent;
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class PaintEvent;
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class Widget;
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class Window;
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class WindowManager : public Object {
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public:
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static WindowManager& the();
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void addWindow(Window&);
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void removeWindow(Window&);
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void paintWindowFrames();
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void notifyTitleChanged(Window&);
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void notifyRectChanged(Window&, const Rect& oldRect, const Rect& newRect);
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Widget* rootWidget() { return m_rootWidget; }
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void setRootWidget(Widget*);
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Window* activeWindow() { return m_activeWindow.ptr(); }
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void setActiveWindow(Window*);
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bool isVisible(Window&) const;
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void repaint();
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private:
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WindowManager();
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~WindowManager();
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void processMouseEvent(MouseEvent&);
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void handleTitleBarMouseEvent(Window&, MouseEvent&);
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void handlePaintEvent(PaintEvent&);
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void repaintAfterMove(const Rect& oldRect, const Rect& newRect);
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virtual void event(Event&) override;
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Color m_activeWindowBorderColor;
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Color m_activeWindowTitleColor;
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Color m_inactiveWindowBorderColor;
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Color m_inactiveWindowTitleColor;
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void paintWindowFrame(Window&);
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HashTable<Window*> m_windows;
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Widget* m_rootWidget { nullptr };
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WeakPtr<Window> m_activeWindow;
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WeakPtr<Window> m_dragWindow;
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Point m_dragOrigin;
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Point m_dragWindowOrigin;
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Rect m_lastDragRect;
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Rect m_dragStartRect;
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Rect m_dragEndRect;
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};
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