forked from Archive/PX4-Autopilot
294 lines
9.8 KiB
C++
294 lines
9.8 KiB
C++
/****************************************************************************
|
|
* NxWidgets/libnxwidgets/include/cscrollbarhorizontal.hxx
|
|
*
|
|
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
|
|
* me be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************
|
|
*
|
|
* Portions of this package derive from Woopsi (http://woopsi.org/) and
|
|
* portions are original efforts. It is difficult to determine at this
|
|
* point what parts are original efforts and which parts derive from Woopsi.
|
|
* However, in any event, the work of Antony Dzeryn will be acknowledged
|
|
* in most NxWidget files. Thanks Antony!
|
|
*
|
|
* Copyright (c) 2007-2011, Antony Dzeryn
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the names "Woopsi", "Simian Zombie" nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY Antony Dzeryn ``AS IS'' AND ANY
|
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL Antony Dzeryn BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __INCLUDE_CSCROLLBARHORIZONTAL_HXX
|
|
#define __INCLUDE_CSCROLLBARHORIZONTAL_HXX
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
|
|
#include <nuttx/nx/nxglib.h>
|
|
|
|
#include "cnxwidget.hxx"
|
|
#include "cwidgeteventhandler.hxx"
|
|
#include "cwidgetstyle.hxx"
|
|
#include "islider.hxx"
|
|
|
|
/****************************************************************************
|
|
* Pre-Processor Definitions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Implementation Classes
|
|
****************************************************************************/
|
|
|
|
#if defined(__cplusplus)
|
|
|
|
namespace NXWidgets
|
|
{
|
|
class CSliderHorizontal;
|
|
class CGlyphButton;
|
|
class CNxTimer;
|
|
|
|
/**
|
|
* Container class that holds a slider widget and two arrow buttons.
|
|
* The interface is presents is virtually identical to the CSliderHorizontal
|
|
* widget, which means the two are easily interchangeable. All events
|
|
* raised by the internal slider widget are re-raised by this widget
|
|
* to this widget's event handler, meaning its events are also identical
|
|
* to the CSliderHorizontal's.
|
|
*/
|
|
|
|
class CScrollbarHorizontal : public ISlider, public CNxWidget, public CWidgetEventHandler
|
|
{
|
|
protected:
|
|
CSliderHorizontal *m_slider; /**< Pointer to the slider widget */
|
|
CGlyphButton *m_leftButton; /**< Pointer to the left button */
|
|
CGlyphButton *m_rightButton; /**< Pointer to the right button */
|
|
nxgl_coord_t m_buttonWidth; /**< Width of the buttons */
|
|
uint8_t m_scrollTimeout; /**< Time until a button triggers
|
|
another grip movement */
|
|
CNxTimer *m_timer; /**< Controls slider button repeats */
|
|
|
|
/**
|
|
* Resize the scrollbar to the new dimensions.
|
|
*
|
|
* @param width The new width.
|
|
* @param height The new height.
|
|
*/
|
|
|
|
virtual void onResize(nxgl_coord_t width, nxgl_coord_t height);
|
|
|
|
/**
|
|
* Copy constructor is protected to prevent usage.
|
|
*/
|
|
|
|
inline CScrollbarHorizontal(const CScrollbarHorizontal &scrollbarHorizontal)
|
|
: CNxWidget(scrollbarHorizontal) { }
|
|
|
|
public:
|
|
|
|
/**
|
|
* Constructor.
|
|
*
|
|
* @param pWidgetControl The widget control instance for the window.
|
|
* @param x The x coordinate of the slider, relative to its parent.
|
|
* @param y The y coordinate of the slider, relative to its parent.
|
|
* @param width The width of the slider.
|
|
* @param height The height of the slider.
|
|
* @param style The style that the widget should use. If this is not
|
|
* specified, the widget will use the values stored in the global
|
|
* g_defaultWidgetStyle object. The widget will copy the properties of
|
|
* the style into its own internal style object.
|
|
*/
|
|
|
|
CScrollbarHorizontal(CWidgetControl *pWidgetControl,
|
|
nxgl_coord_t x, nxgl_coord_t y,
|
|
nxgl_coord_t width, nxgl_coord_t height,
|
|
CWidgetStyle *style = (CWidgetStyle *)NULL);
|
|
|
|
/**
|
|
* Destructor.
|
|
*/
|
|
|
|
virtual inline ~CScrollbarHorizontal(void) { }
|
|
|
|
/**
|
|
* Get the smallest value that the slider can represent.
|
|
*
|
|
* @return The smallest value.
|
|
*/
|
|
|
|
const nxgl_coord_t getMinimumValue(void) const;
|
|
|
|
/**
|
|
* Get the largest value that the slider can represent.
|
|
*
|
|
* @return The largest value.
|
|
*/
|
|
|
|
const nxgl_coord_t getMaximumValue(void) const;
|
|
|
|
/**
|
|
* Get the current value of the slider.
|
|
*
|
|
* @return The current slider value.
|
|
*/
|
|
|
|
const nxgl_coord_t getValue(void) const;
|
|
|
|
/**
|
|
* Get the value represented by the height of the grip.
|
|
* For sliders, this would typically be 1 (so each new
|
|
* grip position is worth 1). For scrollbars, this
|
|
* would be the height of the scrolling widget.
|
|
*
|
|
* @return The page size.
|
|
*/
|
|
|
|
const nxgl_coord_t getPageSize(void) const;
|
|
|
|
/**
|
|
* Set the smallest value that the slider can represent.
|
|
*
|
|
* @param value The smallest value.
|
|
*/
|
|
|
|
void setMinimumValue(const nxgl_coord_t value);
|
|
|
|
/**
|
|
* Set the largest value that the slider can represent.
|
|
*
|
|
* @param value The largest value.
|
|
*/
|
|
|
|
void setMaximumValue(const nxgl_coord_t value);
|
|
|
|
/**
|
|
* Set the value that of the slider. This will reposition
|
|
* and redraw the grip.
|
|
*
|
|
* @param value The new value.
|
|
*/
|
|
|
|
void setValue(const nxgl_coord_t value);
|
|
|
|
/**
|
|
* Set the value that of the slider. This will reposition and redraw
|
|
* the grip. The supplied value should be bitshifted left 16 places.
|
|
* This ensures greater accuracy than the standard setValue() method if
|
|
* the slider is being used as a scrollbar.
|
|
*
|
|
* @param value The new value.
|
|
*/
|
|
|
|
void setValueWithBitshift(const int32_t value);
|
|
|
|
/**
|
|
* Set the page size represented by the grip.
|
|
*
|
|
* @param pageSize The page size.
|
|
* @see getPageSize().
|
|
*/
|
|
|
|
void setPageSize(const nxgl_coord_t pageSize);
|
|
|
|
/**
|
|
* Process events fired by the grip.
|
|
*
|
|
* @param e The event details.
|
|
*/
|
|
|
|
virtual void handleActionEvent(const CWidgetEventArgs &e);
|
|
|
|
/**
|
|
* Process events fired by the grip.
|
|
*
|
|
* @param e The event details.
|
|
*/
|
|
|
|
virtual void handleClickEvent(const CWidgetEventArgs &e);
|
|
|
|
/**
|
|
* Process events fired by the grip.
|
|
*
|
|
* @param e The event details.
|
|
*/
|
|
|
|
virtual void handleReleaseEvent(const CWidgetEventArgs &e);
|
|
|
|
/**
|
|
* Process events fired by the grip.
|
|
*
|
|
* @param e The event details.
|
|
*/
|
|
|
|
virtual void handleReleaseOutsideEvent(const CWidgetEventArgs &e);
|
|
|
|
/**
|
|
* Process events fired by the grip.
|
|
*
|
|
* @param e The event details.
|
|
*/
|
|
|
|
virtual void handleValueChangeEvent(const CWidgetEventArgs &e);
|
|
};
|
|
}
|
|
|
|
#endif // __cplusplus
|
|
|
|
#endif // __INCLUDE_CSCROLLBARHORIZONTAL_HXX
|
|
|