comparison widgets/Panner.h @ 188:dd573e090eed

* Add range input dialog
* Make Panner support middle-click/ctrl-left-click to reset and emit
  doubleClicked when doubleClicked instead of resetting
* Use range input dialog to enter new values for panner on double-click

     void setDefaultRectCentre(float, float);
 
     void setThumbColour(QColor colour);
     void setAlpha(int backgroundAlpha, int thumbAlpha);
 
+    void getRectExtents(float &x0, float &y0, float &width, float &height);
+
     virtual void mousePressEvent(QMouseEvent *e);
     virtual void mouseDoubleClickEvent(QMouseEvent *e);
     virtual void mouseMoveEvent(QMouseEvent *e);
     virtual void mouseReleaseEvent(QMouseEvent *e);
     virtual void wheelEvent(QWheelEvent *e);

      * well as extentsChanged).  Arguments are the centre coordinates
      * of the rectangle in the range 0 -> 1 as proportions of the
      * width and height of the whole widget.
      */
     void rectCentreMoved(float, float);
+
+    /**
+     * Emitted when the panner is double-clicked (for the "customer"
+     * code to pop up a value editing dialog, for example).
+     */
+    void doubleClicked();
 
 public slots:
     /** 
      * Set the extents of the panned rectangle within the overall
      * panner widget.  Coordinates are in the range 0 -> 1 in both axes,

      * axis, as a proportion (0 -> 1) of the height of the whole panner
      * widget.
      */
     void setRectCentreY(float y);
 
+    void resetToDefault();
+
 protected:
     void normalise();
     void emitAndUpdate();
-    void resetToDefault();
 
     float m_rectX;
     float m_rectY;
     float m_rectWidth;
     float m_rectHeight;