forked from qt-creator/qt-creator
Implement Code Style schemes
Task-number: QTCREATORBUG-5092 Change-Id: I218cef02f7c242e4dfae59b1b8021ea618e60d07 Reviewed-on: http://codereview.qt-project.org/5160 Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>
This commit is contained in:
Jarek Kobus
Jarek Kobus
408
src/plugins/texteditor/codestyleselectorwidget.cpp
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408
src/plugins/texteditor/codestyleselectorwidget.cpp
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (info@qt.nokia.com)
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** 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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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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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 info@qt.nokia.com.
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**
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**************************************************************************/
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#include "codestyleselectorwidget.h"
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#include "icodestylepreferences.h"
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#include "icodestylepreferencesfactory.h"
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#include "codestylepool.h"
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#include "tabsettings.h"
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#include <QtGui/QComboBox>
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#include <QtGui/QBoxLayout>
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#include <QtGui/QCheckBox>
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#include <QtGui/QPushButton>
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#include <QtGui/QMenu>
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#include <QtGui/QDialogButtonBox>
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#include <QtGui/QDialog>
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#include <QtGui/QInputDialog>
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#include <QtGui/QLabel>
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#include <QtGui/QMessageBox>
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#include <QtGui/QFileDialog>
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#include <QtCore/QTextStream>
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#include <QtCore/QSignalMapper>
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#include <QDebug>
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using namespace TextEditor;
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Q_DECLARE_METATYPE(TextEditor::ICodeStylePreferences *)
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namespace TextEditor {
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namespace Internal {
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class CodeStyleDialog : public QDialog
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{
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Q_OBJECT
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public:
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CodeStyleDialog(ICodeStylePreferencesFactory *factory,
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ICodeStylePreferences *codeStyle, QWidget *parent = 0);
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~CodeStyleDialog();
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ICodeStylePreferences *codeStyle() const;
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QString displayName() const;
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private:
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ICodeStylePreferences *m_codeStyle;
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QLineEdit *m_lineEdit;
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};
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CodeStyleDialog::CodeStyleDialog(ICodeStylePreferencesFactory *factory,
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ICodeStylePreferences *codeStyle, QWidget *parent)
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: QDialog(parent)
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{
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setWindowTitle(tr("Edit Code Style"));
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QVBoxLayout *layout = new QVBoxLayout(this);
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QLabel *label = new QLabel(tr("Code style name:"));
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m_lineEdit = new QLineEdit(codeStyle->displayName(), this);
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QHBoxLayout *nameLayout = new QHBoxLayout();
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nameLayout->addWidget(label);
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nameLayout->addWidget(m_lineEdit);
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layout->addLayout(nameLayout);
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m_codeStyle = factory->createCodeStyle();
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m_codeStyle->setTabSettings(codeStyle->tabSettings());
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m_codeStyle->setValue(codeStyle->value());
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QWidget *editor = factory->createEditor(m_codeStyle, this);
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QDialogButtonBox *buttons = new QDialogButtonBox(
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QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, this);
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if (editor)
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layout->addWidget(editor);
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layout->addWidget(buttons);
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connect(buttons, SIGNAL(accepted()), this, SLOT(accept()));
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connect(buttons, SIGNAL(rejected()), this, SLOT(reject()));
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}
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ICodeStylePreferences *CodeStyleDialog::codeStyle() const
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{
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return m_codeStyle;
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}
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QString CodeStyleDialog::displayName() const
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{
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return m_lineEdit->text();
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}
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CodeStyleDialog::~CodeStyleDialog()
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{
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delete m_codeStyle;
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}
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}
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}
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CodeStyleSelectorWidget::CodeStyleSelectorWidget(ICodeStylePreferencesFactory *factory, QWidget *parent) :
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QWidget(parent),
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m_factory(factory),
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m_codeStyle(0),
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m_layout(0),
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m_comboBox(0),
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m_comboBoxLabel(0),
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m_ignoreGuiSignals(false)
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{
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m_layout = new QHBoxLayout(this);
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m_layout->setContentsMargins(QMargins());
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m_copyButton = new QPushButton(tr("Copy..."), this);
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m_editButton = new QPushButton(tr("Edit..."), this);
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m_removeButton = new QPushButton(tr("Remove"), this);
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m_importButton = new QPushButton(tr("Import..."), this);
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m_exportButton = new QPushButton(tr("Export..."), this);
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m_importButton->setEnabled(false);
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m_exportButton->setEnabled(false);
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m_comboBoxLabel = new QLabel(tr("Current settings:"), this);
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m_comboBoxLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
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m_layout->addWidget(m_comboBoxLabel);
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m_comboBox = new QComboBox(this);
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m_comboBox->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
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m_layout->addWidget(m_comboBox);
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connect(m_comboBox, SIGNAL(activated(int)),
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this, SLOT(slotComboBoxActivated(int)));
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m_layout->addWidget(m_copyButton);
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m_layout->addWidget(m_editButton);
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m_layout->addWidget(m_removeButton);
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m_layout->addWidget(m_importButton);
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m_layout->addWidget(m_exportButton);
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connect(m_copyButton, SIGNAL(clicked()),
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this, SLOT(slotCopyClicked()));
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connect(m_editButton, SIGNAL(clicked()),
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this, SLOT(slotEditClicked()));
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connect(m_removeButton, SIGNAL(clicked()),
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this, SLOT(slotRemoveClicked()));
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connect(m_importButton, SIGNAL(clicked()),
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this, SLOT(slotImportClicked()));
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connect(m_exportButton, SIGNAL(clicked()),
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this, SLOT(slotExportClicked()));
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}
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void CodeStyleSelectorWidget::setCodeStyle(TextEditor::ICodeStylePreferences *codeStyle)
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{
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if (m_codeStyle == codeStyle)
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return; // nothing changes
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// cleanup old
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if (m_codeStyle) {
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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if (codeStylePool) {
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disconnect(codeStylePool, SIGNAL(codeStyleAdded(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleAdded(ICodeStylePreferences*)));
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disconnect(codeStylePool, SIGNAL(codeStyleRemoved(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleRemoved(ICodeStylePreferences*)));
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}
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disconnect(m_codeStyle, SIGNAL(currentDelegateChanged(ICodeStylePreferences*)),
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this, SLOT(slotCurrentDelegateChanged(ICodeStylePreferences*)));
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m_exportButton->setEnabled(false);
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m_importButton->setEnabled(false);
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m_comboBox->clear();
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}
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m_codeStyle = codeStyle;
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// fillup new
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if (m_codeStyle) {
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QList<ICodeStylePreferences *> delegates;
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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if (codeStylePool) {
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delegates = codeStylePool->codeStyles();
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connect(codeStylePool, SIGNAL(codeStyleAdded(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleAdded(ICodeStylePreferences*)));
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connect(codeStylePool, SIGNAL(codeStyleRemoved(ICodeStylePreferences*)),
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this, SLOT(slotCodeStyleRemoved(ICodeStylePreferences*)));
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m_exportButton->setEnabled(true);
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m_importButton->setEnabled(true);
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}
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for (int i = 0; i < delegates.count(); i++)
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slotCodeStyleAdded(delegates.at(i));
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slotCurrentDelegateChanged(m_codeStyle->currentDelegate());
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connect(m_codeStyle, SIGNAL(currentDelegateChanged(TextEditor::ICodeStylePreferences*)),
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this, SLOT(slotCurrentDelegateChanged(TextEditor::ICodeStylePreferences*)));
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}
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}
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void CodeStyleSelectorWidget::slotComboBoxActivated(int index)
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{
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if (m_ignoreGuiSignals)
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return;
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if (!m_comboBox || index < 0 || index >= m_comboBox->count())
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return;
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TextEditor::ICodeStylePreferences *delegate =
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m_comboBox->itemData(index).value<TextEditor::ICodeStylePreferences *>();
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const bool wasBlocked = blockSignals(true);
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m_codeStyle->setCurrentDelegate(delegate);
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blockSignals(wasBlocked);
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}
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void CodeStyleSelectorWidget::slotCurrentDelegateChanged(TextEditor::ICodeStylePreferences *delegate)
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{
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m_ignoreGuiSignals = true;
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if (m_comboBox) {
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m_comboBox->setCurrentIndex(m_comboBox->findData(QVariant::fromValue(delegate)));
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m_comboBox->setToolTip(m_comboBox->currentText());
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}
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m_ignoreGuiSignals = false;
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const bool enableEdit = delegate && !delegate->isReadOnly() && !delegate->currentDelegate();
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m_editButton->setEnabled(enableEdit);
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m_removeButton->setEnabled(enableEdit);
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}
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void CodeStyleSelectorWidget::slotCopyClicked()
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{
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if (!m_codeStyle)
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return;
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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ICodeStylePreferences *currentPreferences = m_codeStyle->currentPreferences();
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bool ok = false;
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const QString newName = QInputDialog::getText(this,
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tr("Copy Code Style"),
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tr("Code style name:"),
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QLineEdit::Normal,
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tr("%1 (Copy)").arg(currentPreferences->displayName()),
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&ok);
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if (!ok)
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return;
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ICodeStylePreferences *copy = codeStylePool->cloneCodeStyle(currentPreferences);
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copy->setDisplayName(newName);
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if (copy)
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m_codeStyle->setCurrentDelegate(copy);
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}
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void CodeStyleSelectorWidget::slotEditClicked()
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{
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if (!m_codeStyle)
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return;
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ICodeStylePreferences *codeStyle = m_codeStyle->currentPreferences();
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// check if it's read-only
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Internal::CodeStyleDialog dialog(m_factory, codeStyle, this);
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if (dialog.exec() == QDialog::Accepted) {
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ICodeStylePreferences *dialogCodeStyle = dialog.codeStyle();
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codeStyle->setTabSettings(dialogCodeStyle->tabSettings());
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codeStyle->setValue(dialogCodeStyle->value());
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codeStyle->setDisplayName(dialog.displayName());
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}
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}
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void CodeStyleSelectorWidget::slotRemoveClicked()
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{
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if (!m_codeStyle)
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return;
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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ICodeStylePreferences *currentPreferences = m_codeStyle->currentPreferences();
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QMessageBox messageBox(QMessageBox::Warning,
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tr("Delete Code Style"),
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tr("Are you sure you want to delete this code style permanently?"),
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QMessageBox::Discard | QMessageBox::Cancel,
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this);
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// Change the text and role of the discard button
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QPushButton *deleteButton = static_cast<QPushButton*>(messageBox.button(QMessageBox::Discard));
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deleteButton->setText(tr("Delete"));
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messageBox.addButton(deleteButton, QMessageBox::AcceptRole);
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messageBox.setDefaultButton(deleteButton);
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connect(deleteButton, SIGNAL(clicked()), &messageBox, SLOT(accept()));
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if (messageBox.exec() == QDialog::Accepted)
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codeStylePool->removeCodeStyle(currentPreferences);
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}
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void CodeStyleSelectorWidget::slotImportClicked()
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{
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const QString fileName = QFileDialog::getOpenFileName(this, tr("Import Code Style"), QString::null,
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tr("Code styles (*.xml);;All files (*)"));
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if (!fileName.isEmpty()) {
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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ICodeStylePreferences *importedStyle = codeStylePool->importCodeStyle(fileName);
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if (importedStyle)
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m_codeStyle->setCurrentDelegate(importedStyle);
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else
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QMessageBox::warning(this, tr("Import Code Style"),
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tr("Cannot import code style"));
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}
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}
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void CodeStyleSelectorWidget::slotExportClicked()
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{
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ICodeStylePreferences *currentPreferences = m_codeStyle->currentPreferences();
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const QString fileName = QFileDialog::getSaveFileName(this, tr("Export Code Style"),
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currentPreferences->id() + QLatin1String(".xml"),
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tr("Code styles (*.xml);;All files (*)"));
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if (!fileName.isEmpty()) {
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CodeStylePool *codeStylePool = m_codeStyle->delegatingPool();
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codeStylePool->exportCodeStyle(fileName, currentPreferences);
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}
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}
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void CodeStyleSelectorWidget::slotCodeStyleAdded(ICodeStylePreferences *codeStylePreferences)
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{
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if (codeStylePreferences == m_codeStyle
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|| codeStylePreferences->id() == m_codeStyle->id())
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return;
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const QVariant data = QVariant::fromValue(codeStylePreferences);
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const QString name = displayName(codeStylePreferences);
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m_comboBox->addItem(name, data);
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m_comboBox->setItemData(m_comboBox->count() - 1, name, Qt::ToolTipRole);
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connect(codeStylePreferences, SIGNAL(displayNameChanged(QString)),
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this, SLOT(slotUpdateName()));
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if (codeStylePreferences->delegatingPool()) {
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connect(codeStylePreferences, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences*)),
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this, SLOT(slotUpdateName()));
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}
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}
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void CodeStyleSelectorWidget::slotCodeStyleRemoved(ICodeStylePreferences *codeStylePreferences)
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{
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m_ignoreGuiSignals = true;
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m_comboBox->removeItem(m_comboBox->findData(QVariant::fromValue(codeStylePreferences)));
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disconnect(codeStylePreferences, SIGNAL(displayNameChanged(QString)),
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this, SLOT(slotUpdateName()));
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if (codeStylePreferences->delegatingPool()) {
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disconnect(codeStylePreferences, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences*)),
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this, SLOT(slotUpdateName()));
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}
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m_ignoreGuiSignals = false;
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}
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void CodeStyleSelectorWidget::slotUpdateName()
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{
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ICodeStylePreferences *changedCodeStyle = qobject_cast<ICodeStylePreferences *>(sender());
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if (!changedCodeStyle)
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return;
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updateName(changedCodeStyle);
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QList<ICodeStylePreferences *> codeStyles = m_codeStyle->delegatingPool()->codeStyles();
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for (int i = 0; i < codeStyles.count(); i++) {
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ICodeStylePreferences *codeStyle = codeStyles.at(i);
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if (codeStyle->currentDelegate() == changedCodeStyle)
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updateName(codeStyle);
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}
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m_comboBox->setToolTip(m_comboBox->currentText());
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}
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void CodeStyleSelectorWidget::updateName(ICodeStylePreferences *codeStyle)
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{
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const int idx = m_comboBox->findData(QVariant::fromValue(codeStyle));
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if (idx < 0)
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return;
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const QString name = displayName(codeStyle);
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m_comboBox->setItemText(idx, name);
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m_comboBox->setItemData(idx, name, Qt::ToolTipRole);
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}
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QString CodeStyleSelectorWidget::displayName(ICodeStylePreferences *codeStyle) const
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{
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QString name = codeStyle->displayName();
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if (codeStyle->currentDelegate())
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name = tr("%1 [proxy: %2]").arg(name).arg(codeStyle->currentDelegate()->displayName());
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if (codeStyle->isReadOnly())
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name = tr("%1 [built-in]").arg(name);
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return name;
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}
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QString CodeStyleSelectorWidget::searchKeywords() const
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{
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// no useful keywords here
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return QString();
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}
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#include "codestyleselectorwidget.moc"
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