Qt 5.6 | Qt Designer Manual | Task Menu Extension Example | tictactoeplugin.cpp Example File

Qt 5.6.3 Reference Documentation

# tictactoeplugin.cpp Example File

taskmenuextension/tictactoeplugin.cpp

      /****************************************************************************
      **
      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Contact: http://www.qt.io/licensing/
      **
      ** This file is part of the examples of the Qt Toolkit.
      **
      ** $QT_BEGIN_LICENSE:BSD$
      ** You may use this file under the terms of the BSD license as follows:
      **
      ** "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 name of The Qt Company Ltd 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 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."
      **
      ** $QT_END_LICENSE$
      **
      ****************************************************************************/

      #include "tictactoe.h"
      #include "tictactoeplugin.h"
      #include "tictactoetaskmenu.h"

      #include <QtDesigner/QDesignerFormEditorInterface>
      #include <QtDesigner/QExtensionManager>
      #include <QtPlugin>

      TicTacToePlugin::TicTacToePlugin(QObject *parent)
          : QObject(parent)
          , initialized(false)
      {
      }

      QString TicTacToePlugin::name() const
      {
          return "TicTacToe";
      }

      QString TicTacToePlugin::group() const
      {
          return "Display Widgets [Examples]";
      }

      QString TicTacToePlugin::toolTip() const
      {
          return "";
      }

      QString TicTacToePlugin::whatsThis() const
      {
          return "";
      }

      QString TicTacToePlugin::includeFile() const
      {
          return "tictactoe.h";
      }

      QIcon TicTacToePlugin::icon() const
      {
          return QIcon();
      }

      bool TicTacToePlugin::isContainer() const
      {
          return false;
      }

      QWidget *TicTacToePlugin::createWidget(QWidget *parent)
      {
          TicTacToe *ticTacToe = new TicTacToe(parent);
          ticTacToe->setState("-X-XO----");
          return ticTacToe;
      }

      bool TicTacToePlugin::isInitialized() const
      {
          return initialized;
      }

      void TicTacToePlugin::initialize(QDesignerFormEditorInterface *formEditor)
      {
          if (initialized)
              return;

          QExtensionManager *manager = formEditor->extensionManager();
          Q_ASSERT(manager != 0);

          manager->registerExtensions(new TicTacToeTaskMenuFactory(manager),
                                      Q_TYPEID(QDesignerTaskMenuExtension));

          initialized = true;
      }

      QString TicTacToePlugin::domXml() const
      {
          return QLatin1String("\
      <ui language=\"c++\">\
          <widget class=\"TicTacToe\" name=\"ticTacToe\"/>\
          <customwidgets>\
              <customwidget>\
                  <class>TicTacToe</class>\
                  <propertyspecifications>\
                  <tooltip name=\"state\">Tic Tac Toe state</tooltip>\
                  <stringpropertyspecification name=\"state\" notr=\"true\" type=\"singleline\"/>\
                  </propertyspecifications>\
              </customwidget>\
          </customwidgets>\
      </ui>");
      }