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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-22 21:22:59 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-22 21:22:59 +0000 |
commit | 4dedf494c242b2c4b52707441eefe2a36fbacf0f (patch) | |
tree | 36728130c995053f18637c019829f492f0c3b3fe /NxWidgets/libnxwidgets/src/cbutton.cxx | |
parent | af2319a52f4b11df952a5a1060c76cc0cdff0b98 (diff) | |
download | nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.tar.gz nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.tar.bz2 nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.zip |
First check-in of NxWidgets
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4505 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'NxWidgets/libnxwidgets/src/cbutton.cxx')
-rw-r--r-- | NxWidgets/libnxwidgets/src/cbutton.cxx | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/src/cbutton.cxx b/NxWidgets/libnxwidgets/src/cbutton.cxx new file mode 100644 index 000000000..66ad3f2c7 --- /dev/null +++ b/NxWidgets/libnxwidgets/src/cbutton.cxx @@ -0,0 +1,300 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/src/cbutton.cxx + * + * 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdint.h> +#include <stdbool.h> + +#include <nuttx/nx/nxglib.h> + +#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 event and 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) +{ + m_widgetEventHandlers->raiseActionEvent(); + 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(); +} |