scriptdialog.cpp
来自「奇趣公司比较新的qt/emd版本」· C++ 代码 · 共 116 行
CPP
116 行
/******************************************************************************** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.**** This file is part of the Qt Designer of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file. Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://trolltech.com/products/qt/licenses/licensing/opensource/**** If you are unsure which license is appropriate for your use, please** review the following information:** http://trolltech.com/products/qt/licenses/licensing/licensingoverview** or contact the sales department at sales@trolltech.com.**** In addition, as a special exception, Trolltech gives you certain** additional rights. These rights are described in the Trolltech GPL** Exception version 1.0, which can be found at** http://www.trolltech.com/products/qt/gplexception/ and in the file** GPL_EXCEPTION.txt in this package.**** In addition, as a special exception, Trolltech, as the sole copyright** holder for Qt Designer, grants users of the Qt/Eclipse Integration** plug-in the right for the Qt/Eclipse Integration to link to** functionality provided by Qt Designer and its related libraries.**** Trolltech reserves all rights not expressly granted herein.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************//*TRANSLATOR qdesigner_internal::ScriptDialog*/#include "scriptdialog_p.h"#include "qscripthighlighter_p.h"#include <QtGui/QTextEdit>#include <QtGui/QVBoxLayout>#include <QtGui/QHBoxLayout>#include <QtGui/QDialogButtonBox>#include <QtGui/QMessageBox>#include <QtScript/QScriptEngine>namespace qdesigner_internal { // ScriptDialog ScriptDialog::ScriptDialog(QWidget *parent) : QDialog(parent), m_textEdit(new QTextEdit) { setWindowTitle(tr("Edit script")); setModal(true); QVBoxLayout *vboxLayout = new QVBoxLayout(this); const QString textHelp = tr("\<html>Enter a Qt Script snippet to be executed while loading the form.<br>\The widget and its children are accessible via the \variables <i>widget</i> and <i>childWidgets</i>, respectively."); m_textEdit->setToolTip(textHelp); m_textEdit->setWhatsThis(textHelp); m_textEdit->setMinimumSize(QSize(600, 400)); vboxLayout->addWidget(m_textEdit); new QScriptHighlighter(m_textEdit->document()); // button box QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel); connect(buttonBox , SIGNAL(rejected()), this, SLOT(reject())); connect(buttonBox , SIGNAL(accepted()), this, SLOT(slotAccept())); vboxLayout->addWidget(buttonBox); } bool ScriptDialog::editScript(QString &script) { m_textEdit->setText(script); if (exec() != Accepted) return false; script = trimmedScript(); return true; } void ScriptDialog::slotAccept() { if (checkScript()) accept(); } QString ScriptDialog::trimmedScript() const { // Ensure a single newline QString rc = m_textEdit->toPlainText().trimmed(); if (!rc.isEmpty()) rc += QLatin1Char('\n'); return rc; } bool ScriptDialog::checkScript() { const QString script = trimmedScript(); if (script.isEmpty()) return true; QScriptEngine scriptEngine; if (scriptEngine.canEvaluate(script)) return true; QMessageBox::warning (this, windowTitle(), tr("Syntax error")); return false; }} // namespace qdesigner_internal⌨️ 快捷键说明
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