demos/qtdemo/textbutton.h

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  41
  42 #ifndef TEXT_BUTTON_H
  43 #define TEXT_BUTTON_H
  44
  45 #include <QtGui>
  46 #include "demoitem.h"
  47 #include "demotextitem.h"
  48 #include "scanitem.h"
  49
  50 class DemoItemAnimation;
  51 class ButtonBackground;
  52
  53 class TextButton : public DemoItem
  54 {
  55 public:
  56     enum ALIGNMENT {LEFT, RIGHT};
  57     enum BUTTONTYPE {SIDEBAR, PANEL, UP, DOWN};
  58     enum STATE {ON, OFF, HIGHLIGHT, DISABLED};
  59
  60     TextButton(const QString &text, ALIGNMENT align = LEFT, int userCode = 0,
  61         QGraphicsScene *scene = 0, QGraphicsItem *parent = 0, BUTTONTYPE color = SIDEBAR);
  62     virtual ~TextButton();
  63
  64     // overidden methods:
  65     virtual QRectF boundingRect() const;
  66     virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0){};
  67     virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
  68     virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
  69     virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
  70     virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
  71
  72     void animationStarted(int id = 0);
  73     void prepare();
  74     void setState(STATE state);
  75     void setMenuString(const QString &menu);
  76     void setDisabled(bool disabled);
  77
  78 private:
  79     void setupButtonBg();
  80     void setupScanItem();
  81     void setupHoverText();
  82
  83     DemoItemAnimation *scanAnim;
  84     ButtonBackground *bgOn;
  85     ButtonBackground *bgOff;
  86     ButtonBackground *bgHighlight;
  87     ButtonBackground *bgDisabled;
  88
  89     BUTTONTYPE buttonType;
  90     ALIGNMENT alignment;
  91     QString buttonLabel;
  92     QString menuString;
  93     int userCode;
  94     QSize logicalSize;
  95
  96     STATE state;
  97 };
  98
  99 #endif // TEXT_BUTTON_H
 100