494 lines
17 KiB
C++
Executable File
494 lines
17 KiB
C++
Executable File
/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtGui>
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#include <QLabel>
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#include "mainwindow.h"
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const int InsertTextButton = 10;
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MainWindow::MainWindow()
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{
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createActions();
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createToolBox();
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createMenus();
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statusBar = new QStatusBar(this);
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scene = new DiagramScene(itemMenu,this);
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scene->setSceneRect(QRectF(0, 0, 1000, 1000));
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connect(scene, SIGNAL(textInserted(QGraphicsTextItem*)),
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this, SLOT(textInserted(QGraphicsTextItem*)));
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createToolbars();
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/* Create widgets for code editor */
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headerTextEdit = new QTextEdit;
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headerTextEdit->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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headerTextEdit->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
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initTextEdit = new QTextEdit;
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initTextEdit->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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initTextEdit->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
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blockTextEdit = new QTextEdit;
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blockTextEdit->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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blockTextEdit->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
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extraTextEdit = new QTextEdit;
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extraTextEdit->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
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extraTextEdit->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
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prototypeLabel = new QLabel;
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prototypeLabel->setText("\nvoid BLOCK_NAME () {");
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QFont proFont = prototypeLabel->font(); proFont.setBold(true);
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prototypeLabel->setFont(proFont);
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prototypeLabel->setMaximumWidth(1280);
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initLabel = new QLabel;
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initLabel->setText("Code For Initialization Section Here");
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proFont = initLabel->font(); proFont.setItalic(true);;
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initLabel->setFont(proFont);
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headerLabel = new QLabel;
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headerLabel->setText("Code For Header Section Here");
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headerLabel->setFont(proFont);
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extraLabel = new QLabel;
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extraLabel->setText("}\n\nCode For Extra Section Here");
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extraLabel->setFont(proFont);
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/* Create central widget */
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QGridLayout *layout = new QGridLayout;
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layout->addWidget(toolBox,0,0,9,1);
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view = new QGraphicsView(scene);
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layout->addWidget(view,0,1,1,1);
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layout->addWidget(headerLabel,1,1,1,1);
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layout->addWidget(headerTextEdit,2,1,1,1);
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layout->addWidget(initLabel,3,1,1,1);
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layout->addWidget(initTextEdit,4,1,1,1);
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layout->addWidget(prototypeLabel,5,1,1,1);
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layout->addWidget(blockTextEdit,6,1,1,1);
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layout->addWidget(extraLabel,7,1,1,1);
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layout->addWidget(extraTextEdit,8,1,1,1);
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QWidget *widget = new QWidget;
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widget->setLayout(layout);
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setCentralWidget(widget);
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setWindowTitle(tr("SIE Code Generator (Block Editor)"));
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setUnifiedTitleAndToolBarOnMac(true);
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myFilePath = "";
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if(QApplication::argc()>1)
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{newDiagram(QString(QApplication::argv()[1]));}
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statusBar->showMessage("Ready...");
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this->setStatusBar(statusBar);
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}
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void MainWindow::deleteItem()
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{
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foreach (QGraphicsItem *item, scene->selectedItems())
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{
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if (item->type() == Arrow::Type) {
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qgraphicsitem_cast<Arrow *>(item)->removeLines();
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scene->removeItem(item);
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if(qgraphicsitem_cast<Arrow *>(item)==scene->myPolygonPath)
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scene->myPolygonPath=0;
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delete(item);
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}
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//If line is deleted then is romoved from the arrow owner
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else if (item->type() == lineItem::Type &&
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!qgraphicsitem_cast<lineItem *>(item)->itemIsMovable()) {
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qgraphicsitem_cast<lineItem *>(item)->myOwner()->removeLine(
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qgraphicsitem_cast<lineItem *>(item));
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qgraphicsitem_cast<lineItem *>(item)->myOwner()->updatePosition();
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scene->removeItem(item);
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delete(item);
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}
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else if (item->type() == DiagramTextItem::Type) {
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if(qgraphicsitem_cast<DiagramTextItem *>(item)->styleIO()!=0xFFF)
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{
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scene->removeTextItem(qgraphicsitem_cast
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<DiagramTextItem *>(item));
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scene->removeItem(item);
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delete(item);
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}
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updateProt();
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}
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}
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}
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void MainWindow::textInserted(QGraphicsTextItem*)
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{
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buttonGroup->button(selectedButton)->setChecked(false);
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scene->setMode(DiagramScene::MoveItem);
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updateProt();
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}
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void MainWindow::updateProt()
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{
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prototypeLabel->setText(scene->createPrototype());
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}
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void MainWindow::sceneScaleChanged(const QString &scale)
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{
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double newScale = scale.left(scale.indexOf(tr("%"))).toDouble() / 100.0;
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QMatrix oldMatrix = view->matrix();
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view->resetMatrix();
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view->translate(oldMatrix.dx(), oldMatrix.dy());
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view->scale(newScale, newScale);
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}
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void MainWindow::about()
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{
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QMessageBox::question(this, tr("About SIE Code Generator"),
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tr("TODO <b>:)</b>"));
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}
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QWidget *MainWindow::createToolButton(int ID, QString type, QIcon icon)
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{
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QToolButton *button = new QToolButton;
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button->setIcon(icon);
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button->setIconSize(QSize(50, 50));
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button->setCheckable(true);
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button->setText(type);
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buttonGroup->addButton(button,ID);
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QGridLayout *layout = new QGridLayout;
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layout->addWidget(button, 0, 0, Qt::AlignHCenter);
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layout->addWidget(new QLabel(type), 1, 0, Qt::AlignCenter);
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QWidget *widget = new QWidget;
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widget->setLayout(layout);
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return widget;
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}
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void MainWindow::createToolBox()
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{
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buttonGroup = new QButtonGroup;
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buttonGroup->setExclusive(false);
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connect(buttonGroup, SIGNAL(buttonClicked(int)),
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this, SLOT(buttonGroupClicked(int)));
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QGridLayout *layout = new QGridLayout;
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//INPUTS
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int i=0;
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layout->addWidget(createToolButton(128+i,tr("Bool"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Char"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Integer"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Double"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Float"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Short"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("Long"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("UChar"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("UInt"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("UShort"),
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QIcon(":/images/background1.png")),++i,0);
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layout->addWidget(createToolButton(128+i,tr("ULong"),
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QIcon(":/images/background1.png")),++i,0);
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//OUTPUTS
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i=0;
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layout->addWidget(createToolButton(i,tr("Bool"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Char"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Integer"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Double"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Float"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Short"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("Long"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("UChar"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("UInt"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("UShort"),
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QIcon(":/images/background3.png")),++i,1);
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layout->addWidget(createToolButton(i,tr("ULong"),
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QIcon(":/images/background3.png")),++i,1);
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layout->setRowStretch(3, 10);
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layout->setColumnStretch(2, 10);
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QWidget *ioWidget = new QWidget;
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ioWidget->setLayout(layout);
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layout = new QGridLayout;
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//Labels
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layout->addWidget(createToolButton(256,tr("Label"),
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QIcon(":/images/background4.png")),0,0);
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//Values
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layout->addWidget(createToolButton(257,tr("Value"),
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QIcon(":/images/background4.png")),0,1);
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//Polygon
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layout->addWidget(createToolButton(258,tr("Polygon"),
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QIcon(":/images/background2.png")),1,0);
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layout->setRowStretch(3, 10);
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layout->setColumnStretch(2, 10);
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QWidget *labelWidget = new QWidget;
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labelWidget->setLayout(layout);
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toolBox = new QToolBox;
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toolBox->setSizePolicy(QSizePolicy(QSizePolicy::Maximum, QSizePolicy::Ignored));
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toolBox->setMinimumWidth(labelWidget->sizeHint().width());
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toolBox->addItem(labelWidget, tr("Basic draw"));
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toolBox->addItem(ioWidget, tr("Inputs/Outputs"));
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}
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void MainWindow::buttonGroupClicked(int id)
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{
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QList<QAbstractButton *> buttons = buttonGroup->buttons();
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foreach (QAbstractButton *button, buttons)
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{if (buttonGroup->button(id) != button) button->setChecked(false);}
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selectedButton=id;
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if(id==258)
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{ //Polygon edition
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scene->setMode(DiagramScene::EditPolygon);
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} else {
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scene->setMode(DiagramScene::InsertText);
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}
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scene->setTextType(id,buttonGroup->button(id)->text());
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}
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void MainWindow::createActions()
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{
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deleteAction = new QAction(QIcon(":/images/delete.png"),
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tr("&Delete"), this);
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deleteAction->setShortcut(tr("Ctrl+Delete"));
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deleteAction->setStatusTip(tr("Delete item from diagram"));
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connect(deleteAction, SIGNAL(triggered()),
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this, SLOT(deleteItem()));
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newAction = new QAction(QIcon(":/images/new.png"),tr("&New"),this);
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newAction->setShortcuts(QKeySequence::New);
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newAction->setStatusTip("New diagram");
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connect(newAction,SIGNAL(triggered()),this,SLOT(newDiagram()));
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saveAction = new QAction(QIcon(":/images/save.png"),tr("&Save"),this);
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saveAction->setShortcuts(QKeySequence::Save);
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saveAction->setStatusTip("Save current diagram");
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connect(saveAction,SIGNAL(triggered()),this,SLOT(saveDiagram()));
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saveAsAction = new QAction(QIcon(":/images/save_as.png"),
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tr("Save &As..."),this);
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saveAsAction->setShortcuts(QKeySequence::SaveAs);
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saveAsAction->setStatusTip("Save current diagram with another name");
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connect(saveAsAction,SIGNAL(triggered()),this,SLOT(saveAsDiagram()));
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openAction = new QAction(QIcon(":/images/open.png"),tr("&Open"),this);
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openAction->setShortcuts(QKeySequence::Open);
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openAction->setStatusTip("Open diagram");
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connect(openAction,SIGNAL(triggered()),this,SLOT(openDiagram()));
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exitAction = new QAction(tr("E&xit"), this);
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exitAction->setShortcuts(QKeySequence::Quit);
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exitAction->setStatusTip(tr("Quit diagram editor"));
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connect(exitAction, SIGNAL(triggered()), this, SLOT(close()));
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aboutAction = new QAction(tr("A&bout"), this);
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aboutAction->setShortcut(tr("Ctrl+B"));
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connect(aboutAction, SIGNAL(triggered()),
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this, SLOT(about()));
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}
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void MainWindow::createMenus()
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{
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fileMenu = menuBar()->addMenu(tr("&File"));
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fileMenu->addAction(newAction);
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fileMenu->addAction(openAction);
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fileMenu->addSeparator();
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fileMenu->addAction(saveAction);
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fileMenu->addAction(saveAsAction);
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fileMenu->addSeparator();
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fileMenu->addAction(exitAction);
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itemMenu = menuBar()->addMenu(tr("&Item"));
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itemMenu->addAction(deleteAction);
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aboutMenu = menuBar()->addMenu(tr("&Help"));
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aboutMenu->addAction(aboutAction);
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}
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void MainWindow::createToolbars()
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{
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fileToolBar = addToolBar(tr("File"));
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fileToolBar->addAction(newAction);
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fileToolBar->addAction(openAction);
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fileToolBar->addAction(saveAction);
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editToolBar = addToolBar(tr("Edit"));
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editToolBar->addAction(deleteAction);
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sceneScaleCombo = new QComboBox;
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QStringList scales;
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scales << tr("75%") << tr("100%") << tr("125%") << tr("150%") << tr("175%");
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sceneScaleCombo->addItems(scales);
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sceneScaleCombo->setCurrentIndex(1);
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connect(sceneScaleCombo, SIGNAL(currentIndexChanged(QString)),
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this, SLOT(sceneScaleChanged(QString)));
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editToolBar->addWidget(sceneScaleCombo);
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}
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bool MainWindow::newDiagram(QString filePath)
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{
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saveIfNeeded();
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scene->cleanScene();
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this->headerTextEdit->clear();
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this->initTextEdit->clear();
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this->blockTextEdit->clear();
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this->extraTextEdit->clear();
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prototypeLabel->setText("\nvoid BLOCK_NAME () {");
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myFilePath="";
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if(filePath=="")
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return 0;
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myFilePath=filePath;
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QFile file(myFilePath);
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if(file.open(QIODevice::ReadOnly | QIODevice::Text))
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{
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QDomDocument document;
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bool parsing=document.setContent(&file);
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file.close();
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if(!parsing)
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{
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QMessageBox::warning(this,"Parsing warning","Invalid or void "
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" element found in file.");
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return 0;
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}
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scene->fromXmlFormat(document);
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return 1;
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}
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else
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QMessageBox::critical(this,"Error","Could not open file for read.");
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return 0;
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}
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void MainWindow::saveIfNeeded()
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{
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if(myFilePath!="" || scene->items().count()>0)
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{}//TODO save opened or modified diagram
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}
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bool MainWindow::openDiagram()
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{
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QString
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filePath = QFileDialog::getOpenFileName(this,"Open",
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currentDir(),"Custom item for SIE code generator (*.die)");
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if(filePath.isEmpty())
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return 0;
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if(!QFileInfo(filePath).isReadable())
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{
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QMessageBox::critical(this,"Error","File is not readable "
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" or not exists.");
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return 0;
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}
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newDiagram(filePath);
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return 0;
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}
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bool MainWindow::saveDiagram()
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{
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if(myFilePath=="")
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{
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saveAsDiagram();
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return 0;
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}
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if(!QFileInfo(myFilePath).isWritable() && QFileInfo(myFilePath).exists())
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{
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QMessageBox::critical(this,"Error","File is not writable.");
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return 0;
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}
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QFile file(myFilePath);
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if(file.open(QIODevice::WriteOnly | QIODevice::Text))
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{
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QDomDocument document = scene->toXmlFormat();
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QTextStream out(&file);
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out.setCodec("UTF-8");
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out << document.toString(4);
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file.close();
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return 1;
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}
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else
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QMessageBox::critical(this,"Error","Could not open file for write.");
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return 0;
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}
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bool MainWindow::saveAsDiagram()
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{
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QString filePath = QFileDialog::getSaveFileName(this,"Save as...",
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currentDir(),"Custom item for SIE code generator (*.die)");
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if(!filePath.isEmpty())
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{
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myFilePath = filePath;
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saveDiagram();
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return 1;
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}
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return 0;
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}
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