toolbutton.h

c++的guiQt做的开发

#ifndef __TOOLBUTTON_H__
#define __TOOLBUTTON_H__

#include <QToolButton>
class QIcon;
class QPixmap;
class QString;

namespace gui {

/**
 Class wrapping QToolButton, adding button ID and providing also
 a different constructors (with QPixmap or QIcon)<br>
 Also, emits clicked(id) signal in addition to normal clicked() signal
 \brief Pushbutton in application toolbar
 */
class ToolButton : public QToolButton {
 Q_OBJECT
public:
 ToolButton(const QPixmap *icon, const QString tooltip, QWidget *parent=0);
 ToolButton(const QIcon *iconSet, const QString tooltip, QWidget *parent=0);
 void setTextLabel(const QString &label);
 virtual QSize sizeHint();
public slots:
 void setSizes(int newSize);
protected slots:
 void slotClicked();
protected:
 virtual void enterEvent(QEvent *e);
 virtual void leaveEvent(QEvent *e);
private:
 void init();
private:
 /** preferred button size */
 QSize bSize;
signals:
 /**
  Signal emitted when clicked on this button.
  The button sends pointer to itself
  @param self Button that caused the click
 */
 void clicked(ToolButton *self);
 /**
  Send help message when mouse cursor enters/leaves the button.
  Help message is sent on enter and QString::null on leave.
  @param message Help message
 */
 void helpText(const QString &message);
};

} // namespace gui

#endif