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Diffstat (limited to 'NxWidgets/nxwm/src/cmediaplayer.cxx')
| -rw-r--r-- | NxWidgets/nxwm/src/cmediaplayer.cxx | 454 |
1 files changed, 454 insertions, 0 deletions
diff --git a/NxWidgets/nxwm/src/cmediaplayer.cxx b/NxWidgets/nxwm/src/cmediaplayer.cxx new file mode 100644 index 000000000..ffe237fc1 --- /dev/null +++ b/NxWidgets/nxwm/src/cmediaplayer.cxx @@ -0,0 +1,454 @@ +/******************************************************************************************** + * NxWidgets/nxwm/src/cmediaplayer.cxx + * + * Copyright (C) 2013 Ken Pettit. All rights reserved. + * Author: Ken Pettit <pettitkd@gmail.com> + * + * 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. + * + ********************************************************************************************/ + +/******************************************************************************************** + * Included Files + ********************************************************************************************/ + +#include <nuttx/config.h> + +#include <cstdio> +#include <debug.h> + +#include "cwidgetcontrol.hxx" + +#include "nxwmconfig.hxx" +#include "nxwmglyphs.hxx" +#include "cmediaplayer.hxx" + +/******************************************************************************************** + * Pre-Processor Definitions + ********************************************************************************************/ + +/******************************************************************************************** + * Private Types + ********************************************************************************************/ + +/******************************************************************************************** + * Private Data + ********************************************************************************************/ + +/******************************************************************************************** + * Private Functions + ********************************************************************************************/ + +/******************************************************************************************** + * CMediaPlayer Method Implementations + ********************************************************************************************/ + +extern const struct NXWidgets::SRlePaletteBitmap CONFIG_NXWM_MEDIAPLAYER_ICON; + +using namespace NxWM; + +/** + * CMediaPlayer constructor + * + * @param window. The application window + */ + +CMediaPlayer::CMediaPlayer(CTaskbar *taskbar, CApplicationWindow *window) +{ + // Save the constructor data + + m_taskbar = taskbar; + m_window = window; + + // Nullify widgets that will be instantiated when the window is started + + m_text = (NXWidgets::CLabel *)0; + m_font = (NXWidgets::CNxFont *)0; + + // Add our personalized window label + + NXWidgets::CNxString myName = getName(); + window->setWindowLabel(myName); + + // Add our callbacks with the application window + + window->registerCallbacks(static_cast<IApplicationCallback *>(this)); + + // Set the geometry of the media player + + setGeometry(); +} + +/** + * CMediaPlayer destructor + * + * @param window. The application window + */ + +CMediaPlayer::~CMediaPlayer(void) +{ + // Destroy widgets + + if (m_text) + { + delete m_text; + } + + if (m_font) + { + delete m_font; + } + + // Although we didn't create it, we are responsible for deleting the + // application window + + delete m_window; +} + +/** + * Each implementation of IApplication must provide a method to recover + * the contained CApplicationWindow instance. + */ + +IApplicationWindow *CMediaPlayer::getWindow(void) const +{ + return static_cast<IApplicationWindow*>(m_window); +} + +/** + * Get the icon associated with the application + * + * @return An instance if IBitmap that may be used to rend the + * application's icon. This is an new IBitmap instance that must + * be deleted by the caller when it is no long needed. + */ + +NXWidgets::IBitmap *CMediaPlayer::getIcon(void) +{ + NXWidgets::CRlePaletteBitmap *bitmap = + new NXWidgets::CRlePaletteBitmap(&CONFIG_NXWM_MEDIAPLAYER_ICON); + + return bitmap; +} + +/** + * Get the name string associated with the application + * + * @return A copy if CNxString that contains the name of the application. + */ + +NXWidgets::CNxString CMediaPlayer::getName(void) +{ + return NXWidgets::CNxString("Media Player"); +} + +/** + * Start the application (perhaps in the minimized state). + * + * @return True if the application was successfully started. + */ + +bool CMediaPlayer::run(void) +{ + // Create the widgets (if we have not already done so) + + if (!m_text) + { + // Create the widgets + + if (!createPlayer()) + { + gdbg("ERROR: Failed to create widgets\n"); + return false; + } + } + + return true; +} + +/** + * Stop the application. + */ + +void CMediaPlayer::stop(void) +{ + // Just disable further drawing + + m_text->disableDrawing(); +} + +/** + * Destroy the application and free all of its resources. This method + * will initiate blocking of messages from the NX server. The server + * will flush the window message queue and reply with the blocked + * message. When the block message is received by CWindowMessenger, + * it will send the destroy message to the start window task which + * will, finally, safely delete the application. + */ + +void CMediaPlayer::destroy(void) +{ + // Make sure that the widgets are stopped + + stop(); + + // Block any further window messages + + m_window->block(this); +} + +/** + * The application window is hidden (either it is minimized or it is + * maximized, but not at the top of the hierarchy + */ + +void CMediaPlayer::hide(void) +{ + // Disable drawing and events + + stop(); +} + +/** + * Redraw the entire window. The application has been maximized or + * otherwise moved to the top of the hierarchy. This method is call from + * CTaskbar when the application window must be displayed + */ + +void CMediaPlayer::redraw(void) +{ + char buffer[24]; + + snprintf(buffer, 24, "Comming soon!"); + + // setText will perform the redraw as well + + m_text->setText(buffer); + + // Get the widget control associated with the application window + + NXWidgets::CWidgetControl *control = m_window->getWidgetControl(); + + // Get the CCGraphicsPort instance for this window + + NXWidgets::CGraphicsPort *port = control->getGraphicsPort(); + + // Fill the entire window with the background color + + port->drawFilledRect(0, 0, m_windowSize.w, m_windowSize.h, + CONFIG_NXWM_MEDIAPLAYER_BACKGROUNDCOLOR); + + // Enable and redraw widgets + + m_text->enableDrawing(); + m_text->redraw(); +} + +/** + * Report of this is a "normal" window or a full screen window. The + * primary purpose of this method is so that window manager will know + * whether or not it show draw the task bar. + * + * @return True if this is a full screen window. + */ + +bool CMediaPlayer::isFullScreen(void) const +{ + return m_window->isFullScreen(); +} + +/** + * Select the geometry of the calculator given the current window size. + */ + +void CMediaPlayer::setGeometry(void) +{ + // Recover the NXTK window instance contained in the application window + + NXWidgets::INxWindow *window = m_window->getWindow(); + + // Get the size of the window + + (void)window->getSize(&m_windowSize); + + // Get the size of the text box. Same width as the m_keypad + + m_textSize.w = m_windowSize.w - 10; + m_textSize.h = 36; + + // Now position the text box + + m_textPos.x = 5; + m_textPos.y = 5; +} + +/** + * Create the calculator widgets. Only start as part of the applicaiton + * start method. + */ + +bool CMediaPlayer::createPlayer(void) +{ + // Select a font for the calculator + + m_font = new NXWidgets::CNxFont((nx_fontid_e)CONFIG_NXWM_MEDIAPLAYER_FONTID, + CONFIG_NXWM_DEFAULT_FONTCOLOR, + CONFIG_NXWM_TRANSPARENT_COLOR); + if (!m_font) + { + gdbg("ERROR failed to create font\n"); + return false; + } + + // Get the widget control associated with the application window + + NXWidgets::CWidgetControl *control = m_window->getWidgetControl(); + + // Create a label to show some text. A simple label is used + // because the power of a text box is un-necessary in this application. + + m_text = new NXWidgets::CLabel(control, + m_textPos.x, m_textPos.y, + m_textSize.w, m_textSize.h, + "0"); + if (!m_text) + { + gdbg("ERROR: Failed to create CLabel\n"); + return false; + } + + // Align text on the left + + m_text->setTextAlignmentHoriz(NXWidgets::CLabel::TEXT_ALIGNMENT_HORIZ_RIGHT); + + // Disable drawing and events until we are asked to redraw the window + + m_text->disableDrawing(); + m_text->setRaisesEvents(false); + + // Select the font + + m_text->setFont(m_font); + return true; +} + +/** + * Called when the window minimize button is pressed. + */ + +void CMediaPlayer::minimize(void) +{ + m_taskbar->minimizeApplication(static_cast<IApplication*>(this)); +} + +/** + * Called when the window close button is pressed. + */ + +void CMediaPlayer::close(void) +{ + m_taskbar->stopApplication(static_cast<IApplication*>(this)); +} + +/** + * Handle a widget action event. For CButtonArray, this is a button pre- + * release event. + * + * @param e The event data. + */ + +void CMediaPlayer::handleActionEvent(const NXWidgets::CWidgetEventArgs &e) +{ + /* Nothing here yet! Comming soon! */ +} + +/** + * CMediaPlayerFactory Constructor + * + * @param taskbar. The taskbar instance used to terminate the console + */ + +CMediaPlayerFactory::CMediaPlayerFactory(CTaskbar *taskbar) +{ + m_taskbar = taskbar; +} + +/** + * Create a new instance of an CMediaPlayer (as IApplication). + */ + +IApplication *CMediaPlayerFactory::create(void) +{ + // Call CTaskBar::openFullScreenWindow to create a application window for + // the NxConsole application + + CApplicationWindow *window = m_taskbar->openApplicationWindow(); + if (!window) + { + gdbg("ERROR: Failed to create CApplicationWindow\n"); + return (IApplication *)0; + } + + // Open the window (it is hot in here) + + if (!window->open()) + { + gdbg("ERROR: Failed to open CApplicationWindow\n"); + delete window; + return (IApplication *)0; + } + + // Instantiate the application, providing the window to the application's + // constructor + + CMediaPlayer *mediaPlayer = new CMediaPlayer(m_taskbar, window); + if (!mediaPlayer) + { + gdbg("ERROR: Failed to instantiate CMediaPlayer\n"); + delete window; + return (IApplication *)0; + } + + return static_cast<IApplication*>(mediaPlayer); +} + +/** + * Get the icon associated with the application + * + * @return An instance if IBitmap that may be used to rend the + * application's icon. This is an new IBitmap instance that must + * be deleted by the caller when it is no long needed. + */ + +NXWidgets::IBitmap *CMediaPlayerFactory::getIcon(void) +{ + NXWidgets::CRlePaletteBitmap *bitmap = + new NXWidgets::CRlePaletteBitmap(&CONFIG_NXWM_MEDIAPLAYER_ICON); + + return bitmap; +} |