2012-04-29 00:46:36 +02:00
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/****************************************************************************
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* NxWidgets/nxwm/include/cnxstart.hxx
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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
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* are met:
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*
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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
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* me be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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2012-04-30 03:21:26 +02:00
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#ifndef __INCLUDE_CSTARTWINDOW_NXX
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#define __INCLUDE_CSTARTWINDOW_NXX
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2012-04-29 00:46:36 +02:00
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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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2012-05-17 00:43:40 +02:00
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#include <debug.h>
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2012-04-30 03:21:26 +02:00
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#include "tnxarray.hxx"
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2012-04-29 00:46:36 +02:00
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2012-05-01 00:51:34 +02:00
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#include "iapplication.hxx"
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#include "capplicationwindow.hxx"
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2012-05-19 01:08:34 +02:00
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#include "cwindowmessenger.hxx"
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2012-05-01 00:51:34 +02:00
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2012-04-29 00:46:36 +02:00
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Abstract Base Classes
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****************************************************************************/
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#if defined(__cplusplus)
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namespace NxWM
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{
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2012-05-17 00:43:40 +02:00
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/**
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* Forward references
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*/
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2012-04-30 03:21:26 +02:00
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class CTaskbar;
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2012-04-29 16:34:56 +02:00
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2012-05-17 00:43:40 +02:00
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/**
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* Start window message opcodes and format
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*/
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enum EStartWindowMessageOpcodes
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{
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MSGID_POSITIONAL_CHANGE = 1, /**< Change in window positional data (not used) */
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MSGID_REDRAW_REQUEST, /**< Request to redraw a portion of the window (not used) */
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MSGID_MOUSE_INPUT, /**< New mouse input is available */
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MSGID_KEYBOARD_INPUT, /**< New keyboard input is available */
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MSGID_DESTROY_APP /**< Destroy the application */
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};
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struct SStartWindowMessage
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{
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enum EStartWindowMessageOpcodes msgId; /**< The message opcode */
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FAR void *instance; /**< Object instance. */
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};
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2012-05-17 18:55:13 +02:00
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/**
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* The well-known name for the Start Window's message queue.
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*/
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extern FAR const char *g_startWindowMqName;
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2012-05-17 00:43:40 +02:00
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/**
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* This class is the the start window application.
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*/
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2012-05-12 15:50:21 +02:00
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class CStartWindow : public IApplication,
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private IApplicationCallback,
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2012-05-01 00:51:34 +02:00
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private NXWidgets::CWidgetEventHandler
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2012-04-29 00:46:36 +02:00
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{
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protected:
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2012-05-01 00:51:34 +02:00
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/**
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* This structure represents an application and its associated icon image
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*/
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struct SStartWindowSlot
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{
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IApplicationFactory *app; /**< A reference to the icon */
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NXWidgets::CImage *image; /**< The icon image that goes with the application */
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};
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/**
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* CStartWindow state data
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*/
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2012-05-19 01:08:34 +02:00
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CWindowMessenger m_messenger; /**< Window event handler/messenger */
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CTaskbar *m_taskbar; /**< Reference to the "parent" taskbar */
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CApplicationWindow *m_window; /**< Reference to the application window */
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TNxArray<struct SStartWindowSlot> m_slots; /**< List of apps in the start window */
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struct nxgl_size_s m_iconSize; /**< A box big enough to hold the largest icon */
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pid_t m_taskId; /**< ID of the start window task */
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2012-05-17 00:43:40 +02:00
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/**
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* This is the start window task. This function receives window events from
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* the NX listener threads indirectly through this sequence:
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*
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* 1. The NX listener thread receives a windows event. The NX listener thread
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* which is part of CTaskBar and was created when NX server connection was
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* established). This event may be a positional change notification, a
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* redraw request, or mouse or keyboard input.
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* 2. The NX listener thread handles the message by calling nx_eventhandler().
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* nx_eventhandler() dispatches the message by calling a method in the
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* NXWidgets::CCallback instance associated with the window.
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* NXWidgets::CCallback is a part of the CWidgetControl.
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* 3. NXWidgets::CCallback calls into NXWidgets::CWidgetControl to process
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* the event.
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* 4. NXWidgets::CWidgetControl records the new state data and raises a
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* window event.
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* 5. NXWidgets::CWindowEventHandlerList will give the event to
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2012-05-19 01:08:34 +02:00
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* NxWM::CWindowMessenger.
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* 6. NxWM::CWindowMessenger will send the a message on a well-known message
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2012-05-17 00:43:40 +02:00
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* queue.
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* 7. This CStartWindow::startWindow task will receive and process that
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* message.
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*/
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static int startWindow(int argc, char *argv[]);
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2012-05-01 00:51:34 +02:00
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/**
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* Called when the window minimize button is pressed.
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*/
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void minimize(void);
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/**
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2012-05-13 20:28:43 +02:00
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* Called when the window close button is pressed.
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2012-05-01 00:51:34 +02:00
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*/
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void close(void);
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/**
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* Calculate the icon bounding box
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*/
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void getIconBounds(void);
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/**
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* Stop all applications
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*/
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2012-05-17 00:43:40 +02:00
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void removeAllApplications(void);
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2012-05-01 00:51:34 +02:00
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/**
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2012-05-15 18:40:43 +02:00
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* Handle a widget action event. For CImage, this is a mouse button pre-release event.
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2012-05-01 00:51:34 +02:00
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*
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* @param e The event data.
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*/
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2012-05-15 18:40:43 +02:00
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void handleActionEvent(const NXWidgets::CWidgetEventArgs &e);
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2012-04-29 00:46:36 +02:00
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public:
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/**
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2012-04-30 03:21:26 +02:00
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* CStartWindow Constructor
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2012-04-29 16:34:56 +02:00
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*
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* @param taskbar. A pointer to the parent task bar instance
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* @param window. The window to be used by this application.
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*/
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2012-04-30 03:21:26 +02:00
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CStartWindow(CTaskbar *taskbar, CApplicationWindow *window);
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2012-04-29 16:34:56 +02:00
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2012-05-01 22:36:19 +02:00
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/**
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* CStartWindow Constructor
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*/
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~CStartWindow(void);
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2012-04-29 16:34:56 +02:00
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/**
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2012-04-30 03:21:26 +02:00
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* Each implementation of IApplication must provide a method to recover
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2012-04-29 16:34:56 +02:00
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* the contained CApplicationWindow instance.
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2012-04-29 00:46:36 +02:00
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*/
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2012-05-09 21:31:48 +02:00
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IApplicationWindow *getWindow(void) const;
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2012-04-29 00:46:36 +02:00
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/**
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* Get the icon associated with the application
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*
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2012-04-30 03:21:26 +02:00
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* @return An instance if IBitmap that may be used to rend the
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* application's icon. This is an new IBitmap instance that must
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2012-04-29 00:46:36 +02:00
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* be deleted by the caller when it is no long needed.
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*/
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2012-04-30 03:21:26 +02:00
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NXWidgets::IBitmap *getIcon(void);
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2012-04-29 00:46:36 +02:00
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2012-04-29 16:34:56 +02:00
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/**
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* Get the name string associated with the application
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*
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* @return A copy if CNxString that contains the name of the application.
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*/
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NXWidgets::CNxString getName(void);
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/**
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* Start the application.
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2012-05-01 16:52:54 +02:00
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*
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* @return True if the application was successfully started.
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2012-04-29 16:34:56 +02:00
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*/
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2012-05-01 16:52:54 +02:00
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bool run(void);
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2012-04-29 16:34:56 +02:00
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/**
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* Stop the application.
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*/
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2012-05-01 00:51:34 +02:00
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void stop(void);
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2012-05-19 01:08:34 +02:00
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/**
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* Destroy the application and free all of its resources. This method
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* will initiate blocking of messages from the NX server. The server
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* will flush the window message queue and reply with the blocked
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* message. When the block message is received by CWindowMessenger,
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* it will send the destroy message to the start window task which
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* will, finally, safely delete the application.
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*/
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void destroy(void);
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2012-05-01 00:51:34 +02:00
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/**
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* The application window is hidden (either it is minimized or it is
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2012-05-03 00:03:05 +02:00
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* maximized, but not at the top of the hierarchy)
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2012-05-01 00:51:34 +02:00
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*/
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void hide(void);
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/**
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* Redraw the entire window. The application has been maximized or
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* otherwise moved to the top of the hiearchy. This method is call from
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* CTaskbar when the application window must be displayed
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*/
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2012-05-01 22:36:19 +02:00
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void redraw(void);
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2012-04-29 16:34:56 +02:00
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2012-05-14 22:46:47 +02:00
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/**
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* Report of this is a "normal" window or a full screen window. The
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* primary purpose of this method is so that window manager will know
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* whether or not it show draw the task bar.
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*
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* @return True if this is a full screen window.
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*/
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bool isFullScreen(void) const;
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2012-04-29 00:46:36 +02:00
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/**
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2012-04-30 03:21:26 +02:00
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* Add the application to the start window. The general sequence for
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* setting up the start window is:
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*
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2012-05-17 00:43:40 +02:00
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* 1. Call IAppicationFactory::create to a new instance of the application
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* 2. Call CStartWindow::addApplication to add the application to the
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* start window.
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2012-04-29 00:46:36 +02:00
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*
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2012-05-01 00:51:34 +02:00
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* @param app. The new application to add to the start window
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2012-04-29 00:46:36 +02:00
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* @return true on success
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*/
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2012-05-17 00:43:40 +02:00
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bool addApplication(IApplicationFactory *app);
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2012-05-01 22:36:19 +02:00
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/**
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2012-05-19 01:08:34 +02:00
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* Simulate a mouse click or release on the icon at index. This method
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* is only available during automated testing of NxWM.
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*
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* @param index. Selects the icon in the start window
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* @param click. True to click and false to release
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2012-05-01 22:36:19 +02:00
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*/
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2012-05-10 00:30:19 +02:00
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#if defined(CONFIG_NXWM_UNITTEST) && !defined(CONFIG_NXWM_TOUCHSCREEN)
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2012-05-19 01:08:34 +02:00
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void clickIcon(int index, bool click);
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2012-05-03 21:46:37 +02:00
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#endif
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2012-04-29 00:46:36 +02:00
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};
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}
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#endif // __cplusplus
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2012-04-30 03:21:26 +02:00
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#endif // __INCLUDE_CSTARTWINDOW_NXX
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