Maxim Integrated / Mbed OS MAXREFDES155#

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Dependencies:   MaximInterface

WindowManager.cpp@7:66c5dedc750b, 2017-03-09 (annotated)

Committer:
IanBenzMaxim
Date:
Thu Mar 09 11:38:33 2017 -0600
Revision:
7:66c5dedc750b
Parent:
0:33d4e66780c0
Child:
8:a0d75dff3c9b
Used auto_ptr to clarify ownership semantics in some instances.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IanBenzMaxim 0:33d4e66780c0 1 /*******************************************************************************
IanBenzMaxim 0:33d4e66780c0 2 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
IanBenzMaxim 0:33d4e66780c0 3 *
IanBenzMaxim 0:33d4e66780c0 4 * Permission is hereby granted, free of charge, to any person obtaining a
IanBenzMaxim 0:33d4e66780c0 5 * copy of this software and associated documentation files (the "Software"),
IanBenzMaxim 0:33d4e66780c0 6 * to deal in the Software without restriction, including without limitation
IanBenzMaxim 0:33d4e66780c0 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
IanBenzMaxim 0:33d4e66780c0 8 * and/or sell copies of the Software, and to permit persons to whom the
IanBenzMaxim 0:33d4e66780c0 9 * Software is furnished to do so, subject to the following conditions:
IanBenzMaxim 0:33d4e66780c0 10 *
IanBenzMaxim 0:33d4e66780c0 11 * The above copyright notice and this permission notice shall be included
IanBenzMaxim 0:33d4e66780c0 12 * in all copies or substantial portions of the Software.
IanBenzMaxim 0:33d4e66780c0 13 *
IanBenzMaxim 0:33d4e66780c0 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
IanBenzMaxim 0:33d4e66780c0 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
IanBenzMaxim 0:33d4e66780c0 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IanBenzMaxim 0:33d4e66780c0 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
IanBenzMaxim 0:33d4e66780c0 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
IanBenzMaxim 0:33d4e66780c0 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
IanBenzMaxim 0:33d4e66780c0 20 * OTHER DEALINGS IN THE SOFTWARE.
IanBenzMaxim 0:33d4e66780c0 21 *
IanBenzMaxim 0:33d4e66780c0 22 * Except as contained in this notice, the name of Maxim Integrated
IanBenzMaxim 0:33d4e66780c0 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
IanBenzMaxim 0:33d4e66780c0 24 * Products, Inc. Branding Policy.
IanBenzMaxim 0:33d4e66780c0 25 *
IanBenzMaxim 0:33d4e66780c0 26 * The mere transfer of this software does not imply any licenses
IanBenzMaxim 0:33d4e66780c0 27 * of trade secrets, proprietary technology, copyrights, patents,
IanBenzMaxim 0:33d4e66780c0 28 * trademarks, maskwork rights, or any other form of intellectual
IanBenzMaxim 0:33d4e66780c0 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
IanBenzMaxim 0:33d4e66780c0 30 * ownership rights.
IanBenzMaxim 0:33d4e66780c0 31 *******************************************************************************/
IanBenzMaxim 0:33d4e66780c0 32
IanBenzMaxim 0:33d4e66780c0 33 #include <algorithm>
IanBenzMaxim 0:33d4e66780c0 34 #include <functional>
IanBenzMaxim 0:33d4e66780c0 35 #include "Bitmap.hpp"
IanBenzMaxim 0:33d4e66780c0 36 #include "WindowManager.hpp"
IanBenzMaxim 0:33d4e66780c0 37
IanBenzMaxim 0:33d4e66780c0 38 static void deleteWindow(Window * window)
IanBenzMaxim 0:33d4e66780c0 39 {
IanBenzMaxim 0:33d4e66780c0 40 delete window;
IanBenzMaxim 0:33d4e66780c0 41 }
IanBenzMaxim 0:33d4e66780c0 42
IanBenzMaxim 0:33d4e66780c0 43 WindowManager::~WindowManager()
IanBenzMaxim 0:33d4e66780c0 44 {
IanBenzMaxim 0:33d4e66780c0 45 // Free all windows.
IanBenzMaxim 0:33d4e66780c0 46 std::for_each(m_windowStack.begin(), m_windowStack.end(), deleteWindow);
IanBenzMaxim 0:33d4e66780c0 47 std::for_each(m_actionQueue.begin(), m_actionQueue.end(), deleteWindow);
IanBenzMaxim 0:33d4e66780c0 48 }
IanBenzMaxim 0:33d4e66780c0 49
IanBenzMaxim 0:33d4e66780c0 50 void WindowManager::processAction(Window * window)
IanBenzMaxim 0:33d4e66780c0 51 {
IanBenzMaxim 0:33d4e66780c0 52 if (window == NULL)
IanBenzMaxim 0:33d4e66780c0 53 {
IanBenzMaxim 0:33d4e66780c0 54 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 55 {
IanBenzMaxim 0:33d4e66780c0 56 delete m_windowStack.back();
IanBenzMaxim 0:33d4e66780c0 57 m_windowStack.pop_back();
IanBenzMaxim 0:33d4e66780c0 58 }
IanBenzMaxim 0:33d4e66780c0 59 }
IanBenzMaxim 0:33d4e66780c0 60 else
IanBenzMaxim 0:33d4e66780c0 61 {
IanBenzMaxim 0:33d4e66780c0 62 m_windowStack.push_back(window);
IanBenzMaxim 0:33d4e66780c0 63 }
IanBenzMaxim 0:33d4e66780c0 64 }
IanBenzMaxim 0:33d4e66780c0 65
IanBenzMaxim 0:33d4e66780c0 66 Bitmap WindowManager::render() const
IanBenzMaxim 0:33d4e66780c0 67 {
IanBenzMaxim 0:33d4e66780c0 68 return m_windowStack.empty() ? Bitmap(m_width, m_height) : m_windowStack.back()->render();
IanBenzMaxim 0:33d4e66780c0 69 }
IanBenzMaxim 0:33d4e66780c0 70
IanBenzMaxim 7:66c5dedc750b 71 void WindowManager::push(std::auto_ptr<Window> & window)
IanBenzMaxim 0:33d4e66780c0 72 {
IanBenzMaxim 7:66c5dedc750b 73 if (window.get() != NULL)
IanBenzMaxim 0:33d4e66780c0 74 {
IanBenzMaxim 0:33d4e66780c0 75 window->setWidth(m_width);
IanBenzMaxim 0:33d4e66780c0 76 window->setHeight(m_height);
IanBenzMaxim 0:33d4e66780c0 77 window->setX(0);
IanBenzMaxim 0:33d4e66780c0 78 window->setY(0);
IanBenzMaxim 0:33d4e66780c0 79 window->setWindowManager(NULL);
IanBenzMaxim 7:66c5dedc750b 80 m_actionQueue.push_back(window.release());
IanBenzMaxim 0:33d4e66780c0 81 }
IanBenzMaxim 0:33d4e66780c0 82 }
IanBenzMaxim 0:33d4e66780c0 83
IanBenzMaxim 0:33d4e66780c0 84 void WindowManager::pop()
IanBenzMaxim 0:33d4e66780c0 85 {
IanBenzMaxim 0:33d4e66780c0 86 m_actionQueue.push_back(NULL);
IanBenzMaxim 0:33d4e66780c0 87 }
IanBenzMaxim 0:33d4e66780c0 88
IanBenzMaxim 0:33d4e66780c0 89 bool WindowManager::update()
IanBenzMaxim 0:33d4e66780c0 90 {
IanBenzMaxim 0:33d4e66780c0 91 bool redraw = false;
IanBenzMaxim 0:33d4e66780c0 92
IanBenzMaxim 0:33d4e66780c0 93 // Perform all queued push / pop actions.
IanBenzMaxim 0:33d4e66780c0 94 if (!m_actionQueue.empty())
IanBenzMaxim 0:33d4e66780c0 95 {
IanBenzMaxim 0:33d4e66780c0 96 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 97 {
IanBenzMaxim 0:33d4e66780c0 98 m_windowStack.back()->setWindowManager(NULL);
IanBenzMaxim 0:33d4e66780c0 99 }
IanBenzMaxim 0:33d4e66780c0 100 std::for_each(m_actionQueue.begin(), m_actionQueue.end(),
IanBenzMaxim 0:33d4e66780c0 101 std::bind1st(std::mem_fun(&WindowManager::processAction), this));
IanBenzMaxim 0:33d4e66780c0 102 m_actionQueue.clear();
IanBenzMaxim 0:33d4e66780c0 103 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 104 {
IanBenzMaxim 0:33d4e66780c0 105 m_windowStack.back()->setWindowManager(this);
IanBenzMaxim 0:33d4e66780c0 106 }
IanBenzMaxim 0:33d4e66780c0 107 redraw = true;
IanBenzMaxim 0:33d4e66780c0 108 }
IanBenzMaxim 0:33d4e66780c0 109
IanBenzMaxim 0:33d4e66780c0 110 // Update all windows.
IanBenzMaxim 0:33d4e66780c0 111 for (std::vector<Window *>::reverse_iterator it = m_windowStack.rbegin(); it != m_windowStack.rend(); it++)
IanBenzMaxim 0:33d4e66780c0 112 {
IanBenzMaxim 0:33d4e66780c0 113 if ((*it)->update() && (it == m_windowStack.rbegin()))
IanBenzMaxim 0:33d4e66780c0 114 {
IanBenzMaxim 0:33d4e66780c0 115 redraw = true;
IanBenzMaxim 0:33d4e66780c0 116 }
IanBenzMaxim 0:33d4e66780c0 117 }
IanBenzMaxim 0:33d4e66780c0 118
IanBenzMaxim 0:33d4e66780c0 119 return redraw;
IanBenzMaxim 0:33d4e66780c0 120 }
IanBenzMaxim 0:33d4e66780c0 121
IanBenzMaxim 0:33d4e66780c0 122 void WindowManager::processKey(Key key)
IanBenzMaxim 0:33d4e66780c0 123 {
IanBenzMaxim 0:33d4e66780c0 124 if (!m_windowStack.empty())
IanBenzMaxim 0:33d4e66780c0 125 {
IanBenzMaxim 0:33d4e66780c0 126 m_windowStack.back()->processKey(key);
IanBenzMaxim 0:33d4e66780c0 127 }
IanBenzMaxim 0:33d4e66780c0 128 }