/**************************************************************************** * NxWidgets/libnxwidgets/src/cbutton.cxx * * Copyright (C) 2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include "cbutton.hxx" #include "cgraphicsport.hxx" /**************************************************************************** * Pre-Processor Definitions ****************************************************************************/ /**************************************************************************** * CButton Method Implementations ****************************************************************************/ using namespace NXWidgets; /** * Constructor for buttons that display a string. * * @param pWidgetControl The controlling widget for the display. * @param x The x coordinate of the button, relative to its parent. * @param y The y coordinate of the button, relative to its parent. * @param width The width of the button. * @param height The height of the button. * @param text The text for the button to display. * @param style The style that the button should use. If this is not * specified, the button will use the values stored in the global * g_defaultWidgetStyle object. The button will copy the properties of * the style into its own internal style object. */ CButton::CButton(CWidgetControl *pWidgetControl, nxgl_coord_t x, nxgl_coord_t y, nxgl_coord_t width, nxgl_coord_t height, const CNxString &text, CWidgetStyle *style) : CLabel(pWidgetControl, x, y, width, height, text, style) { } /** * Draws the outline of the button. * * @param port Graphics port to draw to. */ void CButton::drawOutline(CGraphicsPort *port) { drawOutline(port, isClicked()); } /** * Draws the outline of the button. * * @param port Graphics port to draw to. * @param useClicked Present outline using the 'clicked' style */ void CButton::drawOutline(CGraphicsPort *port, bool useClicked) { // Stop drawing if the widget indicates it should not have an outline if (isBorderless()) { return; } // Work out which colors to use nxgl_coord_t color1; nxgl_coord_t color2; if (useClicked) { // Bevelled into the screen color1 = getShadowEdgeColor(); color2 = getShineEdgeColor(); } else { // Bevelled out of the screen color1 = getShineEdgeColor(); color2 = getShadowEdgeColor(); } port->drawBevelledRect(getX(), getY(), getWidth(), getHeight(), color1, color2); } /** * Draw the area of this widget that falls within the clipping region. * Called by the redraw() function to draw all visible regions. * * @param port The CGraphicsPort to draw to. * @see redraw() */ void CButton::drawContents(CGraphicsPort *port) { drawContents(port, isClicked()); } /** * Draw the area of this widget that falls within the clipping region. * Called by the redraw() function to draw all visible regions. * * @param port The CGraphicsPort to draw to. * @param useClicked Present contents using the 'clicked' style * @see redraw() */ void CButton::drawContents(CGraphicsPort *port, bool useClicked) { // Get the draw region (excluding any borders) CRect rect; getRect(rect); // Get the X/Y position of the text within the button struct nxgl_point_s pos; pos.x = rect.getX() + m_align.x; pos.y = rect.getY() + m_align.y; // Pick the text color nxgl_mxpixel_t textColor; if (!isEnabled()) { textColor = getDisabledTextColor(); } else if (useClicked) { textColor = getSelectedTextColor(); } else { textColor = getEnabledTextColor(); } // And draw the button text port->drawText(&pos, &rect, getFont(), m_text, 0, m_text.getLength(), textColor); } /** * Draw the area of this widget that falls within the clipping region. * Called by the redraw() function to draw all visible regions. * * @param port The CGraphicsPort to draw to. * @see redraw() */ void CButton::drawBorder(CGraphicsPort *port) { drawBorder(port, isClicked()); } /** * Draw the area of this widget that falls within the clipping region. * Called by the redraw() function to draw all visible regions. * * @param port The CGraphicsPort to draw to. * @param useClicked Present border using the 'clicked' style * @see redraw() */ void CButton::drawBorder(CGraphicsPort *port, bool useClicked) { // Determine the background color nxgl_mxpixel_t backColor; if (useClicked || m_highlighted) { backColor = getSelectedBackgroundColor(); } else { backColor = getBackgroundColor(); } port->drawFilledRect(getX(), getY(), getWidth(), getHeight(), backColor); drawOutline(port); } /** * Redraws the button. * * @param x The x coordinate of the click. * @param y The y coordinate of the click. */ void CButton::onClick(nxgl_coord_t x, nxgl_coord_t y) { redraw(); } /** * Raises an action. * * @param x The x coordinate of the mouse. * @param y The y coordinate of the mouse. */ void CButton::onPreRelease(nxgl_coord_t x, nxgl_coord_t y) { m_widgetEventHandlers->raiseActionEvent(); } /** * Redraws the button. * * @param x The x coordinate of the mouse. * @param y The y coordinate of the mouse. */ void CButton::onRelease(nxgl_coord_t x, nxgl_coord_t y) { redraw(); } /** * Redraws the button. * * @param x The x coordinate of the mouse. * @param y The y coordinate of the mouse. */ void CButton::onReleaseOutside(nxgl_coord_t x, nxgl_coord_t y) { redraw(); }