324155cd1e
Gregory Nutt is has submitted the SGA Uros Platise has submitted the ICLA Ken Pettit has submitted the ICLA Sebastien Lorquet has submitted the ICLA Pierre-Noel Bouteville has submitted the ICLA as a result we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
241 lines
8.3 KiB
C++
241 lines
8.3 KiB
C++
/****************************************************************************
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* apps/include/graphics/nxwidgets/cradiobuttongroup.hxx
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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*
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* Portions of this package derive from Woopsi (http://woopsi.org/) and
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* portions are original efforts. It is difficult to determine at this
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* point what parts are original efforts and which parts derive from Woopsi.
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* However, in any event, the work of Antony Dzeryn will be acknowledged
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* in most NxWidget files. Thanks Antony!
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*
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* Copyright (c) 2007-2011, Antony Dzeryn
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the names "Woopsi", "Simian Zombie" nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Antony Dzeryn ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL Antony Dzeryn BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CRADIOBUTTONGROUP_HXX
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#define __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CRADIOBUTTONGROUP_HXX
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <nuttx/nx/nxglib.h>
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#include <nuttx/nx/nx.h>
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#include "graphics/nxwidgets/cnxwidget.hxx"
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#include "graphics/nxwidgets/cbutton.hxx"
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#include "graphics/nxwidgets/cwidgetstyle.hxx"
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#include "graphics/nxwidgets/cwidgeteventhandler.hxx"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Implementation Classes
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****************************************************************************/
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#if defined(__cplusplus)
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namespace NXWidgets
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{
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class CWidgetControl;
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class CRadioButton;
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/**
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* Container class that holds radio button widgets and tracks their status.
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* The group provides an easy way to determine which radio button is
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* selected. Note that, in order to set the "mu" state for a radio button,
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* it is necessary to set the state via the radio button, not the group.
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*/
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class CRadioButtonGroup : public CNxWidget, public CWidgetEventHandler
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{
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protected:
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CWidgetControl *m_pWidgetControl; /**< The controlling widget */
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CRadioButton *m_selectedWidget; /**< Pointer to the currently selected radio button */
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/**
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* Draw the area of this widget that falls within the clipping region.
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* Called by the redraw() function to draw all visible regions.
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* @param port The CGraphicsPort to draw to.
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* @see redraw()
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*/
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virtual void drawContents(CGraphicsPort* port);
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/**
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* Copy constructor is protected to prevent usage.
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*/
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inline CRadioButtonGroup(const CRadioButtonGroup &radioButtonGroup) : CNxWidget(radioButtonGroup) { }
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public:
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/**
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* Constructor. Note that the group determines its width and height
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* from the position and dimensions of its children.
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*
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* @param pWidgetControl The controlling widget for the display.
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* @param x The x coordinate of the group.
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* @param y The y coordinate of the group.
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* @param style The style that the button should use. If this is not
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* specified, the button will use the global default widget
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* style.
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*/
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CRadioButtonGroup(CWidgetControl *pWidgetControl,
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nxgl_coord_t x, nxgl_coord_t y,
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CWidgetStyle *style = (CWidgetStyle *)NULL);
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/**
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* Destructor.
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*/
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~CRadioButtonGroup(void) { }
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/**
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* Simple method for adding a new radio button to the group.
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* This should be used in preference to the usual addWidget() method,
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* as this method automatically resizes the group.
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*
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* @param x The x coordinate of the new button, relative to this
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* widget.
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* @param y The y coordinate of the new button, relative to this
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* widget.
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* @param width The width of the new button.
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* @param height The height of the new button.
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*/
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CRadioButton *newRadioButton(nxgl_coord_t x, nxgl_coord_t y,
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nxgl_coord_t width, nxgl_coord_t height);
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/**
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* Gets a pointer to the selected widget.
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*
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* @return Pointer to the selected widget.
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*/
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virtual const CRadioButton *getSelectedWidget(void) const;
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/**
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* Gets the index of the selected widget.
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*
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* @return The index of the selected widget.
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*/
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virtual const int getSelectedIndex(void) const;
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/**
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* Sets the selected radio button to the supplied widget.
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*
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* @param widget The radio button to select.
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*/
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virtual void setSelectedWidget(CRadioButton *widget);
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/**
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* Selects the widget at the specified index.
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*
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* @param index The index of the widget to select.
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*/
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virtual void setSelectedIndex(int index);
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/**
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* Insert the dimensions that this widget wants to have into the rect
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* passed in as a parameter. All coordinates are relative to the
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* widget's parent. Value is based on the length of the largest string
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* in the set of options.
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*
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* @param rect Reference to a rect to populate with data.
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*/
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virtual void getPreferredDimensions(CRect &rect) const;
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/**
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* Handle a mouse click event.
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*
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* @param e The event data.
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*/
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virtual void handleClickEvent(const CWidgetEventArgs &e);
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/**
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* Handle a mouse double-click event.
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*
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* @param e The event data.
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*/
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virtual void handleDoubleClickEvent(const CWidgetEventArgs &e);
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/**
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* Handle a mouse button release event that occurred within the bounds of
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* the source widget.
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* @param e The event data.
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*/
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virtual void handleReleaseEvent(const CWidgetEventArgs &e);
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/**
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* Handle a mouse button release event that occurred outside the bounds of
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* the source widget.
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*
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* @param e The event data.
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*/
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virtual void handleReleaseOutsideEvent(const CWidgetEventArgs &e);
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};
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}
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#endif // __cplusplus
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#endif // __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CRADIOBUTTONGROUP_HXX
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