409 lines
15 KiB
C++
409 lines
15 KiB
C++
/****************************************************************************
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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 Qt Designer 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 "stylesheeteditor_p.h"
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#include "csshighlighter_p.h"
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#include "iconselector_p.h"
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#include "qtgradientmanager.h"
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#include "qtgradientviewdialog.h"
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#include "qtgradientutils.h"
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#include "qdesigner_integration_p.h"
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#include "qdesigner_utils_p.h"
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#include "abstractsettings_p.h"
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#include <QtDesigner/QDesignerFormWindowInterface>
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#include <QtDesigner/QDesignerFormWindowCursorInterface>
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#include <QtDesigner/QDesignerFormEditorInterface>
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#include <QtDesigner/QDesignerPropertySheetExtension>
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#include <QtDesigner/QExtensionManager>
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#include <QtCore/QSignalMapper>
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#include <QtGui/QAction>
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#include <QtGui/QColorDialog>
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#include <QtGui/QDialogButtonBox>
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#include <QtGui/QFontDialog>
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#include <QtGui/QMenu>
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#include <QtGui/QPushButton>
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#include <QtGui/QTextDocument>
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#include <QtGui/QToolBar>
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#include <QtGui/QVBoxLayout>
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#include "private/qcssparser_p.h"
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QT_BEGIN_NAMESPACE
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static const char *styleSheetProperty = "styleSheet";
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static const char *StyleSheetDialogC = "StyleSheetDialog";
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static const char *Geometry = "Geometry";
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namespace qdesigner_internal {
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StyleSheetEditor::StyleSheetEditor(QWidget *parent)
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: QTextEdit(parent)
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{
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setTabStopWidth(fontMetrics().width(QLatin1Char(' '))*4);
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new CssHighlighter(document());
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}
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// --- StyleSheetEditorDialog
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StyleSheetEditorDialog::StyleSheetEditorDialog(QDesignerFormEditorInterface *core, QWidget *parent, Mode mode):
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QDialog(parent),
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m_buttonBox(new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel|QDialogButtonBox::Help)),
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m_editor(new StyleSheetEditor),
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m_validityLabel(new QLabel(tr("Valid Style Sheet"))),
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m_core(core),
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m_addResourceAction(new QAction(tr("Add Resource..."), this)),
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m_addGradientAction(new QAction(tr("Add Gradient..."), this)),
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m_addColorAction(new QAction(tr("Add Color..."), this)),
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m_addFontAction(new QAction(tr("Add Font..."), this))
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{
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setWindowTitle(tr("Edit Style Sheet"));
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setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
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connect(m_buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
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connect(m_buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
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connect(m_buttonBox, SIGNAL(helpRequested()), this, SLOT(slotRequestHelp()));
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m_buttonBox->button(QDialogButtonBox::Help)->setShortcut(QKeySequence::HelpContents);
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connect(m_editor, SIGNAL(textChanged()), this, SLOT(validateStyleSheet()));
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QToolBar *toolBar = new QToolBar;
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QGridLayout *layout = new QGridLayout;
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layout->addWidget(toolBar, 0, 0, 1, 2);
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layout->addWidget(m_editor, 1, 0, 1, 2);
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layout->addWidget(m_validityLabel, 2, 0, 1, 1);
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layout->addWidget(m_buttonBox, 2, 1, 1, 1);
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setLayout(layout);
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m_editor->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(m_editor, SIGNAL(customContextMenuRequested(QPoint)),
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this, SLOT(slotContextMenuRequested(QPoint)));
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QSignalMapper *resourceActionMapper = new QSignalMapper(this);
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QSignalMapper *gradientActionMapper = new QSignalMapper(this);
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QSignalMapper *colorActionMapper = new QSignalMapper(this);
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resourceActionMapper->setMapping(m_addResourceAction, QString());
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gradientActionMapper->setMapping(m_addGradientAction, QString());
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colorActionMapper->setMapping(m_addColorAction, QString());
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connect(m_addResourceAction, SIGNAL(triggered()), resourceActionMapper, SLOT(map()));
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connect(m_addGradientAction, SIGNAL(triggered()), gradientActionMapper, SLOT(map()));
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connect(m_addColorAction, SIGNAL(triggered()), colorActionMapper, SLOT(map()));
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connect(m_addFontAction, SIGNAL(triggered()), this, SLOT(slotAddFont()));
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m_addResourceAction->setEnabled(mode == ModePerForm);
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const char * const resourceProperties[] = {
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"background-image",
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"border-image",
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"image",
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0
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};
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const char * const colorProperties[] = {
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"color",
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"background-color",
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"alternate-background-color",
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"border-color",
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"border-top-color",
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"border-right-color",
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"border-bottom-color",
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"border-left-color",
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"gridline-color",
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"selection-color",
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"selection-background-color",
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0
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};
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QMenu *resourceActionMenu = new QMenu(this);
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QMenu *gradientActionMenu = new QMenu(this);
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QMenu *colorActionMenu = new QMenu(this);
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for (int resourceProperty = 0; resourceProperties[resourceProperty]; ++resourceProperty) {
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QAction *action = resourceActionMenu->addAction(QLatin1String(resourceProperties[resourceProperty]));
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connect(action, SIGNAL(triggered()), resourceActionMapper, SLOT(map()));
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resourceActionMapper->setMapping(action, QLatin1String(resourceProperties[resourceProperty]));
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}
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for (int colorProperty = 0; colorProperties[colorProperty]; ++colorProperty) {
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QAction *gradientAction = gradientActionMenu->addAction(QLatin1String(colorProperties[colorProperty]));
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QAction *colorAction = colorActionMenu->addAction(QLatin1String(colorProperties[colorProperty]));
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connect(gradientAction, SIGNAL(triggered()), gradientActionMapper, SLOT(map()));
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connect(colorAction, SIGNAL(triggered()), colorActionMapper, SLOT(map()));
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gradientActionMapper->setMapping(gradientAction, QLatin1String(colorProperties[colorProperty]));
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colorActionMapper->setMapping(colorAction, QLatin1String(colorProperties[colorProperty]));
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}
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connect(resourceActionMapper, SIGNAL(mapped(QString)), this, SLOT(slotAddResource(QString)));
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connect(gradientActionMapper, SIGNAL(mapped(QString)), this, SLOT(slotAddGradient(QString)));
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connect(colorActionMapper, SIGNAL(mapped(QString)), this, SLOT(slotAddColor(QString)));
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m_addResourceAction->setMenu(resourceActionMenu);
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m_addGradientAction->setMenu(gradientActionMenu);
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m_addColorAction->setMenu(colorActionMenu);
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toolBar->addAction(m_addResourceAction);
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toolBar->addAction(m_addGradientAction);
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toolBar->addAction(m_addColorAction);
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toolBar->addAction(m_addFontAction);
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m_editor->setFocus();
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QDesignerSettingsInterface *settings = core->settingsManager();
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settings->beginGroup(QLatin1String(StyleSheetDialogC));
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if (settings->contains(QLatin1String(Geometry)))
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restoreGeometry(settings->value(QLatin1String(Geometry)).toByteArray());
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settings->endGroup();
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}
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StyleSheetEditorDialog::~StyleSheetEditorDialog()
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{
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QDesignerSettingsInterface *settings = m_core->settingsManager();
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settings->beginGroup(QLatin1String(StyleSheetDialogC));
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settings->setValue(QLatin1String(Geometry), saveGeometry());
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settings->endGroup();
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}
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void StyleSheetEditorDialog::setOkButtonEnabled(bool v)
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{
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m_buttonBox->button(QDialogButtonBox::Ok)->setEnabled(v);
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if (QPushButton *applyButton = m_buttonBox->button(QDialogButtonBox::Apply))
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applyButton->setEnabled(v);
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}
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void StyleSheetEditorDialog::slotContextMenuRequested(const QPoint &pos)
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{
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QMenu *menu = m_editor->createStandardContextMenu();
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menu->addSeparator();
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menu->addAction(m_addResourceAction);
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menu->addAction(m_addGradientAction);
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menu->exec(mapToGlobal(pos));
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delete menu;
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}
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void StyleSheetEditorDialog::slotAddResource(const QString &property)
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{
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const QString path = IconSelector::choosePixmapResource(m_core, m_core->resourceModel(), QString(), this);
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if (!path.isEmpty())
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insertCssProperty(property, QString(QLatin1String("url(%1)")).arg(path));
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}
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void StyleSheetEditorDialog::slotAddGradient(const QString &property)
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{
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bool ok;
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const QGradient grad = QtGradientViewDialog::getGradient(&ok, m_core->gradientManager(), this);
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if (ok)
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insertCssProperty(property, QtGradientUtils::styleSheetCode(grad));
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}
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void StyleSheetEditorDialog::slotAddColor(const QString &property)
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{
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const QColor color = QColorDialog::getColor(0xffffffff, this, QString(), QColorDialog::ShowAlphaChannel);
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if (!color.isValid())
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return;
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QString colorStr;
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if (color.alpha() == 255) {
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colorStr = QString(QLatin1String("rgb(%1, %2, %3)")).arg(
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color.red()).arg(color.green()).arg(color.blue());
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} else {
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colorStr = QString(QLatin1String("rgba(%1, %2, %3, %4)")).arg(
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color.red()).arg(color.green()).arg(color.blue()).arg(color.alpha());
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}
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insertCssProperty(property, colorStr);
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}
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void StyleSheetEditorDialog::slotAddFont()
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{
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bool ok;
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QFont font = QFontDialog::getFont(&ok, this);
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if (ok) {
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QString fontStr;
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if (font.weight() != QFont::Normal) {
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fontStr += QString::number(font.weight());
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fontStr += QLatin1Char(' ');
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}
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switch (font.style()) {
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case QFont::StyleItalic:
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fontStr += QLatin1String("italic ");
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break;
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case QFont::StyleOblique:
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fontStr += QLatin1String("oblique ");
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break;
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default:
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break;
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}
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fontStr += QString::number(font.pointSize());
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fontStr += QLatin1String("pt \"");
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fontStr += font.family();
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fontStr += QLatin1Char('"');
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insertCssProperty(QLatin1String("font"), fontStr);
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QString decoration;
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if (font.underline())
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decoration += QLatin1String("underline");
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if (font.strikeOut()) {
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if (!decoration.isEmpty())
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decoration += QLatin1Char(' ');
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decoration += QLatin1String("line-through");
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}
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insertCssProperty(QLatin1String("text-decoration"), decoration);
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}
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}
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void StyleSheetEditorDialog::insertCssProperty(const QString &name, const QString &value)
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{
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if (!value.isEmpty()) {
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QTextCursor cursor = m_editor->textCursor();
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if (!name.isEmpty()) {
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cursor.beginEditBlock();
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cursor.removeSelectedText();
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cursor.movePosition(QTextCursor::EndOfLine);
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// Simple check to see if we're in a selector scope
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const QTextDocument *doc = m_editor->document();
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const QTextCursor closing = doc->find(QLatin1String("}"), cursor, QTextDocument::FindBackward);
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const QTextCursor opening = doc->find(QLatin1String("{"), cursor, QTextDocument::FindBackward);
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const bool inSelector = !opening.isNull() && (closing.isNull() ||
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closing.position() < opening.position());
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QString insertion;
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if (m_editor->textCursor().block().length() != 1)
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insertion += QLatin1Char('\n');
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if (inSelector)
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insertion += QLatin1Char('\t');
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insertion += name;
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insertion += QLatin1String(": ");
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insertion += value;
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insertion += QLatin1Char(';');
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cursor.insertText(insertion);
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cursor.endEditBlock();
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} else {
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cursor.insertText(value);
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}
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}
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}
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void StyleSheetEditorDialog::slotRequestHelp()
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{
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QDesignerIntegration::requestHelp(m_core, QLatin1String("qt"),
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QLatin1String("stylesheet-reference.html"));
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}
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QDialogButtonBox * StyleSheetEditorDialog::buttonBox() const
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{
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return m_buttonBox;
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}
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QString StyleSheetEditorDialog::text() const
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{
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return m_editor->toPlainText();
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}
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void StyleSheetEditorDialog::setText(const QString &t)
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{
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m_editor->setText(t);
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}
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bool StyleSheetEditorDialog::isStyleSheetValid(const QString &styleSheet)
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{
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QCss::Parser parser(styleSheet);
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QCss::StyleSheet sheet;
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if (parser.parse(&sheet))
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return true;
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QString fullSheet = QLatin1String("* { ");
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fullSheet += styleSheet;
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fullSheet += QLatin1Char('}');
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QCss::Parser parser2(fullSheet);
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return parser2.parse(&sheet);
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}
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void StyleSheetEditorDialog::validateStyleSheet()
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{
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const bool valid = isStyleSheetValid(m_editor->toPlainText());
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setOkButtonEnabled(valid);
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if (valid) {
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m_validityLabel->setText(tr("Valid Style Sheet"));
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m_validityLabel->setStyleSheet(QLatin1String("color: green"));
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} else {
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m_validityLabel->setText(tr("Invalid Style Sheet"));
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m_validityLabel->setStyleSheet(QLatin1String("color: red"));
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}
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}
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// --- StyleSheetPropertyEditorDialog
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StyleSheetPropertyEditorDialog::StyleSheetPropertyEditorDialog(QWidget *parent,
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QDesignerFormWindowInterface *fw,
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QWidget *widget):
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StyleSheetEditorDialog(fw->core(), parent),
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m_fw(fw),
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m_widget(widget)
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{
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Q_ASSERT(m_fw != 0);
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QPushButton *apply = buttonBox()->addButton(QDialogButtonBox::Apply);
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QObject::connect(apply, SIGNAL(clicked()), this, SLOT(applyStyleSheet()));
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QObject::connect(buttonBox(), SIGNAL(accepted()), this, SLOT(applyStyleSheet()));
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QDesignerPropertySheetExtension *sheet =
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qt_extension<QDesignerPropertySheetExtension*>(m_fw->core()->extensionManager(), m_widget);
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Q_ASSERT(sheet != 0);
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const int index = sheet->indexOf(QLatin1String(styleSheetProperty));
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const PropertySheetStringValue value = qVariantValue<PropertySheetStringValue>(sheet->property(index));
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setText(value.value());
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}
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void StyleSheetPropertyEditorDialog::applyStyleSheet()
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{
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const PropertySheetStringValue value(text(), false);
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m_fw->cursor()->setWidgetProperty(m_widget, QLatin1String(styleSheetProperty), qVariantFromValue(value));
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}
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} // namespace qdesigner_internal
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QT_END_NAMESPACE
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