/********************************************************************************************
* NxWidgets/nxwm/src/ctaskbar.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.
*
********************************************************************************************/
/********************************************************************************************
* Included Files
********************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/nx/nxglib.h>
#include "crect.hxx"
#include "cwidgetcontrol.hxx"
#include "cnxtkwindow.hxx"
#include "nxwmconfig.hxx"
#include "ctaskbar.hxx"
/********************************************************************************************
* Pre-Processor Definitions
********************************************************************************************/
/********************************************************************************************
* CNxConsole Method Implementations
********************************************************************************************/
using namespace NxWM;
/**
* CTaskbar Constructor
*
* @param hWnd - NX server handle
*/
CTaskbar::CTaskbar(void)
{
m_taskbar = (NXWidgets::INxWindow *)0;
m_background = (NXWidgets::INxWindow *)0;
}
/**
* CTaskbar Destructor
*/
CTaskbar::~CTaskbar(void)
{
disconnect();
}
/**
* Start the window manager and present the initial displays. The window
* manager start-up sequence is:
*
* 1. Create the CTaskbar instance,
* 2. Call startApplication repeatedly to add applications to the task bar
* 3. Call startWindowManager to start the display with applications in place
*
* startWindowManager will present the taskar and the background image. The
* initial taskbar will contain only the start window icon.
*
* @param application. The new application to add to the start window
* @return true on success
*/
bool CTaskbar::startWindowManager(void)
{
#warning "Missing logic"
return false;
}
/**
* Create an application window. Creating a new application in the start
* window requires three steps:
*
* 1. Call openApplicationWindow to create a window for the application,
* 2. Instantiate the application, providing the window to the application's
* constructor,
* 3. Then call addApplication to add the application to the start window.
*
* When the application is selected from the start window:
*
* 4. Call startApplication start the application and bring its window to
* the top.
*/
CApplicationWindow *CTaskbar::openApplicationWindow(void)
{
#warning "Missing logic"
return (CApplicationWindow *)0;
}
/**
* Start an application and add its icon to the taskbar. The applications's
* window is brought to the top. Creating a new applicatino in the start
* window requires three steps:
*
* 1. Create the CTaskbar instance,
* 2. Call startApplication repeatedly to add applications to the task bar
* 3. Call startWindowManager to start the display with applications in place
*
* When the application is selected from the start window:
*
* 4. Call startApplication start the application and bring its window to
* the top.
*
* @param app. The new application to add to the task bar
* @param minimized. The new application starts in the minimized state
* @return true on success
*/
bool CTaskbar::startApplication(IApplication *app, bool minimized)
{
#warning "Missing logic"
return false;
}
/**
* Hide an application by moving its window to the bottom.
*
* @param application. The new application to add to the task bar
* @return true on success
*/
bool CTaskbar::hideApplication(IApplication *application)
{
// Every application provides a method to obtain its applicatin window
CApplicationWindow *appWindow = application->getWindow();
// Each application window provides a method to get the underlying NX window
NXWidgets::CNxTkWindow *window = appWindow->getWindow();
// Lower the window
window->lower();
// Grey out the image in task bar
#warning "Missing logic"
return true;
}
/**
* Destroy an application. Move its window to the bottom and remove its
* icon from the task bar.
*
* @param application. The new application to remove from the task bar
* @return true on success
*/
bool CTaskbar::stopApplication(IApplication *application)
{
#warning "Missing logic"
return false;
}
/**
* Connect to the server
*/
bool CTaskbar::connect(void)
{
// Connect to the server
bool nxConnected = CNxServer::connect();
if (nxConnected)
{
// Set the background color
if (!setBackgroundColor(CONFIG_NXWM_DEFAULT_BACKGROUNDCOLOR))
{
// Failed
}
}
return nxConnected;
}
/**
* Disconnect from the server
*/
void CTaskbar::disconnect(void)
{
// Stop all applications and remove them from the task bar. Clearly, there
// are some ordering issues here... On an orderly system shutdown, disconnection
// should really occur priority to deleting instances
while (!m_applications.empty())
{
IApplication *app = m_applications.at(0);
stopApplication(app);
}
// Close the windows
NXWidgets::CWidgetControl *control;
if (m_taskbar)
{
// Delete the contained widget control. We are responsible for it
// because we created it
control = m_taskbar->getWidgetControl();
if (control)
{
delete control;
}
// Then delete the toolbar
delete m_taskbar;
}
if (m_background)
{
// Delete the contained widget control. We are responsible for it
// because we created it
control = m_background->getWidgetControl();
if (control)
{
delete control;
}
// Then delete the background
delete m_background;
}
// And disconnect from the server
CNxServer::disconnect();
}
/**
* Create a raw window.
*
* 1) Create a dumb CWigetControl instance
* 2) Pass the dumb CWidgetControl instance to the window constructor
* that inherits from INxWindow. This will "smarten" the CWidgetControl
* instance with some window knowlede
* 3) Call the open() method on the window to display the window.
* 4) After that, the fully smartened CWidgetControl instance can
* be used to generate additional widgets by passing it to the
* widget constructor
*/
NXWidgets::CNxWindow *CTaskbar::openRawWindow(void)
{
// Initialize the widget control using the default style
NXWidgets::CWidgetControl *widgetControl = new NXWidgets::CWidgetControl((NXWidgets::CWidgetStyle *)NULL);
// Get an (uninitialized) instance of the background window as a class
// that derives from INxWindow.
NXWidgets::CNxWindow *window = createRawWindow(widgetControl);
if (!window)
{
delete widgetControl;
return false;
}
// Open (and initialize) the window
bool success = window->open();
if (!success)
{
delete window;
window = (NXWidgets::CNxWindow *)0;
return false;
}
return window;
}
/**
* Create a framed application window
*
* This may be used to provide the window parater to the IApplication constructor
*
* @return A partially initialized application window instance.
*/
NXWidgets::CNxTkWindow *CTaskbar::openFramedWindow(void)
{
// Initialize the widget control using the default style
NXWidgets::CWidgetControl *widgetControl = new NXWidgets::CWidgetControl((NXWidgets::CWidgetStyle *)NULL);
// Get an (uninitialized) instance of the background window as a class
// that derives from INxWindow.
NXWidgets::CNxTkWindow *window = createFramedWindow(widgetControl);
if (!window)
{
delete widgetControl;
return false;
}
// Open (and initialize) the window
bool success = window->open();
if (!success)
{
delete window;
window = (NXWidgets::CNxTkWindow *)0;
return false;
}
return window;
}
/**
* Set size and position of a window in the application area.
*
* @param window. The window to be resized and repositioned
*
* @return true on success
*/
void CTaskbar::setApplicationGeometry(NXWidgets::INxWindow *window)
{
// Get the widget control from the toolbar window. The physical window geometry
// should be the same for all windows.
NXWidgets::CWidgetControl *control = m_taskbar->getWidgetControl();
// Get the size of the window from the widget control
NXWidgets::CRect rect = control->getWindowBoundingBox();
// Now position and size the application. This will depend on the position and
// orientation of the toolbar.
struct nxgl_point_s pos;
struct nxgl_size_s size;
#if defined(CONFIG_NXWM_TASKBAR_TOP)
pos.x = 0;
pos.y = CONFIG_NXWM_TASKBAR_WIDTH;
size.w = rect.getWidth();
size.h = rect.getWidth() - CONFIG_NXWM_TASKBAR_WIDTH;
#elif defined(CONFIG_NXWM_TASKBAR_BOTTOM)
pos.x = 0;
pos.y = 0;
size.w = rect.getWidth();
size.h = rect.getWidth() - CONFIG_NXWM_TASKBAR_WIDTH;
#elif defined(CONFIG_NXWM_TASKBAR_LEFT)
pos.x = CONFIG_NXWM_TASKBAR_WIDTH;
pos.y = 0;
size.w = rect.getWidth() - CONFIG_NXWM_TASKBAR_WIDTH;
size.h = rect.getHeight();
#else
pos.x = 0;
pos.y = 0;
size.w = rect.getWidth() - CONFIG_NXWM_TASKBAR_WIDTH;
size.h = rect.getHeight();
#endif
/* Set the size and position the window.
*
* @param pPos The new position of the window.
* @return True on success, false on failure.
*/
window->setPosition(&pos);
window->setSize(&size);
}
/**
* Create the toolbar window.
*
* @return true on success
*/
bool CTaskbar::createToolbarWindow(void)
{
// Create a raw window to present the toolbar
m_taskbar = openRawWindow();
if (!m_taskbar)
{
return false;
}
// Get the contained widget control
NXWidgets::CWidgetControl *control = m_taskbar->getWidgetControl();
// Get the size of the window from the widget control
NXWidgets::CRect rect = control->getWindowBoundingBox();
// Now position and size the toolbar. This will depend on the position and
// orientation of the toolbar.
struct nxgl_point_s pos;
struct nxgl_size_s size;
#if defined(CONFIG_NXWM_TASKBAR_TOP)
pos.x = 0;
pos.y = 0;
size.w = rect.getWidth();
size.h = CONFIG_NXWM_TASKBAR_WIDTH;
#elif defined(CONFIG_NXWM_TASKBAR_BOTTOM)
pos.x = 0;
pos.y = rect.getHeight() - CONFIG_NXWM_TASKBAR_WIDTH;
size.w = rect.getWidth();
size.h = CONFIG_NXWM_TASKBAR_WIDTH;
#elif defined(CONFIG_NXWM_TASKBAR_LEFT)
pos.x = 0;
pos.y = 0;
size.w = CONFIG_NXWM_TASKBAR_WIDTH;
size.h = rect.getHeight();
#else
pos.x = rect.getWidgth() - CONFIG_NXWM_TASKBAR_WIDTH;
pos.y = 0;
size.w = CONFIG_NXWM_TASKBAR_WIDTH;
size.h = rect.getHeight();
#endif
/* Set the size and position the window.
*
* @param pPos The new position of the window.
* @return True on success, false on failure.
*/
m_taskbar->setPosition(&pos);
m_taskbar->setSize(&size);
/* And raise the window to the top of the display */
m_taskbar->raise();
// Add the start menu's icon to the toolbar
#warning "Missing logic"
return true;
}
/**
* Create the background window.
*
* @return true on success
*/
bool CTaskbar::createBackgroundWindow(void)
{
// Create a raw window to present the background image
m_background = openRawWindow();
if (!m_background)
{
return false;
}
// Set the geometry to fit in the application window space
setApplicationGeometry(static_cast<NXWidgets::INxWindow*>(m_background));
/* And lower the background window to the bottom of the display */
m_background->lower();
return true;
}
/**
* Handle a mouse button click event.
*
* @param e The event data.
*/
void CTaskbar::handleClickEvent(const NXWidgets::CWidgetEventArgs &e)
{
#warning "Missing logic"
}