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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "scriptconsole.h"
#include <QtCore/QDebug>
#include <QtGui/QVBoxLayout>
#include <QtGui/QDockWidget>
#include <qmljseditor/qmljshighlighter.h>
#include <utils/styledbar.h>
#include <utils/filterlineedit.h>
#include <texteditor/fontsettings.h>
#include <texteditor/texteditorconstants.h>
#include <texteditor/texteditorsettings.h>
namespace Debugger {
namespace Internal {
ScriptConsole::ScriptConsole(QWidget *parent)
: QWidget(parent),
m_textEdit(new QPlainTextEdit),
m_lineEdit(0)
{
// m_prompt = QLatin1String(">");
QVBoxLayout *layout = new QVBoxLayout(this);
layout->setMargin(0);
layout->setSpacing(0);
layout->addWidget(m_textEdit);
m_textEdit->setFrameStyle(QFrame::NoFrame);
//updateTitle();
/*m_highlighter = new QmlJSEditor::Highlighter(m_textEdit->document());
m_highlighter->setParent(m_textEdit->document());*/
Utils::StyledBar *bar = new Utils::StyledBar;
m_lineEdit = new Utils::FilterLineEdit;
m_lineEdit->setPlaceholderText(tr("<Type expression to evaluate>"));
m_lineEdit->setToolTip(tr("Write and evaluate QtScript expressions."));
/*m_clearButton = new QToolButton();
m_clearButton->setToolTip(tr("Clear Output"));
m_clearButton->setIcon(QIcon(Core::Constants::ICON_CLEAN_PANE));
connect(m_clearButton, SIGNAL(clicked()), this, SLOT(clearTextEditor()));*/
//connect(m_lineEdit, SIGNAL(textChanged(QString)), SLOT(changeContextHelpId(QString)));
connect(m_lineEdit, SIGNAL(returnPressed()), SLOT(executeExpression()));
QHBoxLayout *hbox = new QHBoxLayout(bar);
hbox->setMargin(1);
hbox->setSpacing(1);
hbox->addWidget(m_lineEdit);
//hbox->addWidget(m_clearButton);
layout->addWidget(bar);
m_textEdit->setReadOnly(true);
m_lineEdit->installEventFilter(this);
setFontSettings();
}
void ScriptConsole::setFontSettings()
{
const TextEditor::FontSettings &fs = TextEditor::TextEditorSettings::instance()->fontSettings();
static QVector<QString> categories;
if (categories.isEmpty()) {
categories << QLatin1String(TextEditor::Constants::C_NUMBER)
<< QLatin1String(TextEditor::Constants::C_STRING)
<< QLatin1String(TextEditor::Constants::C_TYPE)
<< QLatin1String(TextEditor::Constants::C_KEYWORD)
<< QLatin1String(TextEditor::Constants::C_LABEL)
<< QLatin1String(TextEditor::Constants::C_COMMENT)
<< QLatin1String(TextEditor::Constants::C_VISUAL_WHITESPACE);
}
const QVector<QTextCharFormat> formats = fs.toTextCharFormats(categories);
/* m_highlighter->setFormats(formats);
m_highlighter->rehighlight();*/
m_textEdit->setFont(fs.font());
m_lineEdit->setFont(fs.font());
}
void ScriptConsole::clear()
{
clearTextEditor();
if (m_lineEdit)
m_lineEdit->clear();
// appendPrompt();
}
void ScriptConsole::clearTextEditor()
{
m_textEdit->clear();
m_textEdit->appendPlainText(tr("Script Console\n"));
}
/*void ExpressionQueryWidget::updateTitle()
{
if (m_currObject.debugId() < 0) {
m_title = tr("Expression queries");
} else {
QString desc = QLatin1String("<")
+ m_currObject.className() + QLatin1String(": ")
+ (m_currObject.name().isEmpty() ? QLatin1String("<unnamed>") : m_currObject.name())
+ QLatin1String(">");
m_title = tr("Expression queries (using context for %1)" , "Selected object").arg(desc);
}
}*/
/*
void ExpressionQueryWidget::appendPrompt()
{
m_textEdit->moveCursor(QTextCursor::End);
if (m_mode == SeparateEntryMode) {
m_textEdit->insertPlainText("\n");
} else {
m_textEdit->appendPlainText(m_prompt);
}
}
*/
bool ScriptConsole::eventFilter(QObject* obj, QEvent* event)
{
if (obj == m_textEdit) {
switch (event->type()) {
case QEvent::KeyPress:
{
QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
int key = keyEvent->key();
if (key == Qt::Key_Return || key == Qt::Key_Enter) {
executeExpression();
return true;
} else if (key == Qt::Key_Backspace) {
// ensure m_expr doesn't contain backspace characters
QTextCursor cursor = m_textEdit->textCursor();
bool atLastLine = !(cursor.block().next().isValid());
if (!atLastLine)
return true;
if (cursor.positionInBlock() <= m_prompt.count())
return true;
cursor.deletePreviousChar();
m_expr = cursor.block().text().mid(m_prompt.count());
return true;
} else {
m_textEdit->moveCursor(QTextCursor::End);
m_expr += keyEvent->text();
}
break;
}
case QEvent::FocusIn:
//checkCurrentContext();
m_textEdit->moveCursor(QTextCursor::End);
break;
default:
break;
}
} else if (obj == m_lineEdit) {
switch (event->type()) {
case QEvent::KeyPress:
{
QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
int key = keyEvent->key();
if (key == Qt::Key_Up && m_lineEdit->text() != m_lastExpr) {
m_expr = m_lineEdit->text();
if (!m_lastExpr.isEmpty())
m_lineEdit->setText(m_lastExpr);
} else if (key == Qt::Key_Down) {
m_lineEdit->setText(m_expr);
}
break;
}
case QEvent::FocusIn:
// checkCurrentContext();
break;
default:
break;
}
}
return QWidget::eventFilter(obj, event);
}
void ScriptConsole::executeExpression()
{
m_expr = m_lineEdit->text().trimmed();
m_expr = m_expr.trimmed();
if (!m_expr.isEmpty()) {
emit expressionEntered(m_expr);
m_lastExpr = m_expr;
if (m_lineEdit)
m_lineEdit->clear();
}
}
void ScriptConsole::appendResult(const QString& result)
{
m_textEdit->moveCursor(QTextCursor::End);
m_textEdit->insertPlainText(m_expr + " : ");
m_textEdit->insertPlainText(result);
m_textEdit->insertPlainText("\n");
m_expr.clear();
}
}
}
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