diff options
author | J-P Nurmi <jpnurmi@digia.com> | 2012-11-27 14:18:41 +0100 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2012-11-28 00:56:34 +0100 |
commit | cb961007c534b260b779ed513d33843a9dce01f4 (patch) | |
tree | d780db451451d51ab10aa114a6e01f813e32c852 /examples/tools/undoframework/commands.cpp | |
parent | 3d66b86cb7407201f091d16130b3da73e613cc5f (diff) |
Examples: move widgets specific "tools" examples to the correct place
examples/tools -> examples/widgets/tools
Change-Id: I8b9e23c45e07ce5cd9da8f24a9a9f7ae10b2b107
Reviewed-by: hjk <qthjk@ovi.com>
Diffstat (limited to 'examples/tools/undoframework/commands.cpp')
-rw-r--r-- | examples/tools/undoframework/commands.cpp | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/examples/tools/undoframework/commands.cpp b/examples/tools/undoframework/commands.cpp deleted file mode 100644 index 2a1fad95ea..0000000000 --- a/examples/tools/undoframework/commands.cpp +++ /dev/null @@ -1,168 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** 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 Digia Plc and its Subsidiary(-ies) 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 <QtWidgets> - -#include "commands.h" -#include "diagramitem.h" - -//! [0] -MoveCommand::MoveCommand(DiagramItem *diagramItem, const QPointF &oldPos, - QUndoCommand *parent) - : QUndoCommand(parent) -{ - myDiagramItem = diagramItem; - newPos = diagramItem->pos(); - myOldPos = oldPos; -} -//! [0] - -//! [1] -bool MoveCommand::mergeWith(const QUndoCommand *command) -{ - const MoveCommand *moveCommand = static_cast<const MoveCommand *>(command); - DiagramItem *item = moveCommand->myDiagramItem; - - if (myDiagramItem != item) - return false; - - newPos = item->pos(); - setText(QObject::tr("Move %1") - .arg(createCommandString(myDiagramItem, newPos))); - - return true; -} -//! [1] - -//! [2] -void MoveCommand::undo() -{ - myDiagramItem->setPos(myOldPos); - myDiagramItem->scene()->update(); - setText(QObject::tr("Move %1") - .arg(createCommandString(myDiagramItem, newPos))); -} -//! [2] - -//! [3] -void MoveCommand::redo() -{ - myDiagramItem->setPos(newPos); - setText(QObject::tr("Move %1") - .arg(createCommandString(myDiagramItem, newPos))); -} -//! [3] - -//! [4] -DeleteCommand::DeleteCommand(QGraphicsScene *scene, QUndoCommand *parent) - : QUndoCommand(parent) -{ - myGraphicsScene = scene; - QList<QGraphicsItem *> list = myGraphicsScene->selectedItems(); - list.first()->setSelected(false); - myDiagramItem = static_cast<DiagramItem *>(list.first()); - setText(QObject::tr("Delete %1") - .arg(createCommandString(myDiagramItem, myDiagramItem->pos()))); -} -//! [4] - -//! [5] -void DeleteCommand::undo() -{ - myGraphicsScene->addItem(myDiagramItem); - myGraphicsScene->update(); -} -//! [5] - -//! [6] -void DeleteCommand::redo() -{ - myGraphicsScene->removeItem(myDiagramItem); -} -//! [6] - -//! [7] -AddCommand::AddCommand(DiagramItem::DiagramType addType, - QGraphicsScene *scene, QUndoCommand *parent) - : QUndoCommand(parent) -{ - static int itemCount = 0; - - myGraphicsScene = scene; - myDiagramItem = new DiagramItem(addType); - initialPosition = QPointF((itemCount * 15) % int(scene->width()), - (itemCount * 15) % int(scene->height())); - scene->update(); - ++itemCount; - setText(QObject::tr("Add %1") - .arg(createCommandString(myDiagramItem, initialPosition))); -} -//! [7] - -AddCommand::~AddCommand() -{ - if (!myDiagramItem->scene()) - delete myDiagramItem; -} - -//! [8] -void AddCommand::undo() -{ - myGraphicsScene->removeItem(myDiagramItem); - myGraphicsScene->update(); -} -//! [8] - -//! [9] -void AddCommand::redo() -{ - myGraphicsScene->addItem(myDiagramItem); - myDiagramItem->setPos(initialPosition); - myGraphicsScene->clearSelection(); - myGraphicsScene->update(); -} -//! [9] - -QString createCommandString(DiagramItem *item, const QPointF &pos) -{ - return QObject::tr("%1 at (%2, %3)") - .arg(item->diagramType() == DiagramItem::Box ? "Box" : "Triangle") - .arg(pos.x()).arg(pos.y()); -} |