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WindowManagerBase.h
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3 * Copyright (c) 2008-2012 Hewlett-Packard Development Company, L.P.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
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9 * http://www.apache.org/licenses/LICENSE-2.0
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14 * See the License for the specific language governing permissions and
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18 
19 
20 
21 
22 #ifndef WINDOWMANAGERBASE_H
23 #define WINDOWMANAGERBASE_H
24 
25 #include "Common.h"
26 
27 #include <QGraphicsItem>
28 #include <QPainter>
29 #include "UiNavigationController.h"
30 
31 class Window;
32 
33 //need Q_OBJECT macro for metatype info
34 class WindowManagerBase : public QGraphicsObject,
35  public KeyNavigator
36 {
37  Q_OBJECT
38 public:
39 
40  WindowManagerBase(int maxWidth, int maxHeight);
41  virtual ~WindowManagerBase();
42 
43  virtual void init() {}
44 
45  void setScreenBounds(int x, int y, int w, int h);
46  virtual bool okToResize() { return true; }
47  virtual void resize(int width, int height);
48  virtual bool doReticle(QPointF pos) { return true; }
49 
50  virtual QRectF boundingRect() const;
51  virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget);
52 
53  virtual void addWindow(Window* win);
54  virtual void prepareAddWindow(Window* win);
55  virtual void addWindowTimedOut(Window* win);
56  virtual void removeWindow(Window* win);
57  virtual void focusWindow(Window* win);
58  virtual void unfocusWindow(Window* win);
59 
60  virtual bool handleNavigationEvent(QKeyEvent* keyEvent, bool& propogate);
61 
62 protected:
63  void raiseChild(QGraphicsItem* child);
64  QRectF m_boundingRect;
65 };
66 
67 #endif /* WINDOWMANAGERBASE_H */