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wftk::Slider

wftk::Slider Class Reference

Slider Class. More...

#include <slider.h>

Inheritance diagram for wftk::Slider:

wftk::Widget wftk::ScreenArea List of all members.

Public Types

enum  Orientation { VERTICAL, HORIZONTAL }
 Enumeration for visual alignment of this Slider.

Public Member Functions

 Slider (Orientation orient, unsigned thickness=25)
 Create a new Slider using a given Orientation and pixel thickness.
void setButtonColor (const Color &)
 Set the color of the index button of this slider.
void setButtonSurface (const Surface &)
 Set the index button Surface of this slider, using direct reference.
void setButtonSurface (Surface::Resource *)
 Set the index button Surface, using a Resource pointer.
void setButtonSurface (const std::string &)
 Set the index button Surface, using a named Resource.
void setRange (int min, int max)
 Set the minimal and maximal values reportable by this Slider.
void setDelta (int delta)
 Set the amount moved with calls to increase() and decrease().
virtual void increase ()
 Move the slider towards the minimum range, by Delta, if possible.
virtual void decrease ()
 Move the slider towards maximum range, by Delta, if possible.
void setValue (int)
 Set the slider to an absolute position, if within range.
int value () const
 Return the value representing current position in range.
virtual bool mouseEvent (const Point &pos, const Point &rel, Mouse::Button mask)
 mouse motion event handler
virtual bool buttonEvent (Mouse::Button, bool pressed, const Point &)
 mouse button event handler

Public Attributes

SigC::Signal1< void, int > valueChanged
 Signal that the value of this slider has changed.

Protected Member Functions

virtual void draw (Surface &, const Point &, const Region &)
 The area drawn to must lie within the given region.
virtual void handleResize (Uint16 w, Uint16 h)
 Calculate new shape for shaped widgets, call to setShape() after a resize.
virtual void setPackingInfo ()
 recalculate the object's prefered size

Detailed Description

Slider Class.

Member Function Documentation

void wftk::Slider::draw (  Surface &  surf,
const Point &  offset,
const Region &  r
)  [protected, virtual]
 

The area drawn to must lie within the given region.

This is protected so derived classes can call their parents' draw() in their own implementations.

Reimplemented from wftk::Widget.

The documentation for this class was generated from the following files:

Generated Tue Apr 12 22:48:56 2005.
Copyright © 1998-2003 by the respective authors.

This document is licensed under the terms of the GNU Free Documentation License and may be freely distributed under the conditions given by this license.