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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "interactivewidget.h"
#include <QtGui/QToolBox>
InteractiveWidget::InteractiveWidget()
{
m_onScreenWidget = new OnScreenWidget<QWidget>("");
m_onScreenWidget->setMinimumSize(320, 240);
setCentralWidget(m_onScreenWidget);
ui_textEdit = new QTextEdit();
ui_textEdit->installEventFilter(this);
QWidget *panelContent = new QWidget();
QVBoxLayout *vlayout = new QVBoxLayout(panelContent);
vlayout->setMargin(0);
vlayout->setSpacing(0);
// create and populate the command toolbox
m_commandsToolBox = new QToolBox();
QListWidget *currentListWidget = 0;
foreach (PaintCommands::PaintCommandInfos paintCommandInfo, PaintCommands::s_commandInfoTable) {
if (paintCommandInfo.isSectionHeader()) {
currentListWidget = new QListWidget();
m_commandsToolBox->addItem(currentListWidget, QIcon(":/icons/tools.png"), "commands - "+paintCommandInfo.identifier);
connect(currentListWidget, SIGNAL(itemActivated(QListWidgetItem*)), SLOT(cmdSelected(QListWidgetItem*)));
} else {
(new QListWidgetItem(paintCommandInfo.identifier, currentListWidget))->setToolTip(paintCommandInfo.syntax);
}
}
// create and populate the enumerations toolbox
m_enumsToolBox = new QToolBox();
typedef QPair<QString,QStringList> EnumListType;
foreach (EnumListType enumInfos, PaintCommands::s_enumsTable) {
currentListWidget = new QListWidget();
m_commandsToolBox->addItem(currentListWidget, QIcon(":/icons/enum.png"), "enums - "+enumInfos.first);
connect(currentListWidget, SIGNAL(itemActivated(QListWidgetItem*)), SLOT(enumSelected(QListWidgetItem*)));
foreach (QString enumItem, enumInfos.second)
new QListWidgetItem(enumItem, currentListWidget);
}
// add other widgets and layout
vlayout->addWidget(m_commandsToolBox);
vlayout->addWidget(m_enumsToolBox);
QPushButton *run = new QPushButton("&Run");
QPushButton *load = new QPushButton("&Load");
QPushButton *save = new QPushButton("&Save");
run->setFocusPolicy(Qt::NoFocus);
vlayout->addSpacing(20);
vlayout->addWidget(run);
vlayout->addWidget(load);
vlayout->addWidget(save);
QDockWidget *panel = new QDockWidget("Commands");
panel->setWidget(panelContent);
addDockWidget(Qt::LeftDockWidgetArea, panel);
QDockWidget *editor = new QDockWidget("Editor");
editor->setWidget(ui_textEdit);
addDockWidget(Qt::RightDockWidgetArea, editor);
// connect gui signals
connect(run, SIGNAL(clicked()), SLOT(run()));
connect(load, SIGNAL(clicked()), SLOT(load()));
connect(save, SIGNAL(clicked()), SLOT(save()));
}
/***************************************************************************************************/
void InteractiveWidget::run()
{
m_onScreenWidget->m_commands.clear();
QString script = ui_textEdit->toPlainText();
QStringList lines = script.split("\n");
for (int i = 0; i < lines.size(); ++i)
m_onScreenWidget->m_commands.append(lines.at(i));
m_onScreenWidget->repaint();
}
/***************************************************************************************************/
void InteractiveWidget::cmdSelected(QListWidgetItem *item)
{
if (ui_textEdit->textCursor().atBlockStart()) {
ui_textEdit->insertPlainText(PaintCommands::findCommandById(item->text())->sample + "\n");
} else {
ui_textEdit->moveCursor(QTextCursor::EndOfLine);
ui_textEdit->insertPlainText("\n" + PaintCommands::findCommandById(item->text())->sample);
}
ui_textEdit->setFocus();
}
/***************************************************************************************************/
void InteractiveWidget::enumSelected(QListWidgetItem *item)
{
ui_textEdit->insertPlainText(item->text());
ui_textEdit->setFocus();
}
/***************************************************************************************************/
void InteractiveWidget::load()
{
QString fname = QFileDialog::getOpenFileName(
this,
QString("Load QPaintEngine Script"),
QFileInfo(m_filename).absoluteFilePath(),
QString("QPaintEngine Script (*.qps);;All files (*.*)"));
load(fname);
}
/***************************************************************************************************/
void InteractiveWidget::load(const QString &fname)
{
if (!fname.isEmpty()) {
m_filename = fname;
ui_textEdit->clear();
QFile file(fname);
file.open(QIODevice::ReadOnly | QIODevice::Text);
QTextStream textFile(&file);
QString script = textFile.readAll();
ui_textEdit->setPlainText(script);
m_onScreenWidget->m_filename = fname;
}
}
/***************************************************************************************************/
void InteractiveWidget::save()
{
QString script = ui_textEdit->toPlainText();
if (!script.endsWith("\n"))
script += QString("\n");
QString fname = QFileDialog::getSaveFileName(this,
QString("Save QPaintEngine Script"),
QFileInfo(m_filename).absoluteFilePath(),
QString("QPaintEngine Script (*.qps);;All files (*.*)"));
if (!fname.isEmpty()) {
m_filename = fname;
QFile file(fname);
file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text);
QTextStream textFile(&file);
textFile << script;
m_onScreenWidget->m_filename = fname;
}
}
/***************************************************************************************************/
bool InteractiveWidget::eventFilter(QObject *o, QEvent *e)
{
if (qobject_cast<QTextEdit *>(o) && e->type() == QEvent::KeyPress) {
QKeyEvent *ke = static_cast<QKeyEvent *>(e);
if (ke->key() == Qt::Key_Tab) {
m_commandsToolBox->currentWidget()->setFocus();
return true;
} else if (ke->key() == Qt::Key_Return && ke->modifiers() == Qt::ControlModifier) {
run();
return true;
}
}
return false;
}
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