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feiyangqingyun
2021-11-17 16:41:30 +08:00
parent a7f4347959
commit ebfd531a91
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third/designer/lib/shared/plugindialog.cpp Normal file
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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#include "plugindialog_p.h"
#include "pluginmanager_p.h"
#include "qdesigner_integration_p.h"
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerCustomWidgetCollectionInterface>
#include <QtDesigner/QDesignerWidgetDataBaseInterface>
#include <QtGui/QStyle>
#include <QtGui/QHeaderView>
#include <QtGui/QPushButton>
#include <QtCore/QFileInfo>
#include <QtCore/QPluginLoader>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
PluginDialog::PluginDialog(QDesignerFormEditorInterface *core, QWidget *parent)
: QDialog(parent
#ifdef Q_WS_MAC
, Qt::Tool
#endif
), m_core(core)
{
ui.setupUi(this);
ui.message->hide();
const QStringList headerLabels(tr("Components"));
ui.treeWidget->setAlternatingRowColors(false);
ui.treeWidget->setSelectionMode(QAbstractItemView::NoSelection);
ui.treeWidget->setHeaderLabels(headerLabels);
ui.treeWidget->header()->hide();
interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirOpenIcon),
QIcon::Normal, QIcon::On);
interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirClosedIcon),
QIcon::Normal, QIcon::Off);
featureIcon.addPixmap(style()->standardPixmap(QStyle::SP_FileIcon));
setWindowTitle(tr("Plugin Information"));
populateTreeWidget();
if (qobject_cast<qdesigner_internal::QDesignerIntegration *>(m_core->integration())) {
QPushButton *updateButton = new QPushButton(tr("Refresh"));
const QString tooltip = tr("Scan for newly installed custom widget plugins.");
updateButton->setToolTip(tooltip);
updateButton->setWhatsThis(tooltip);
connect(updateButton, SIGNAL(clicked()), this, SLOT(updateCustomWidgetPlugins()));
ui.buttonBox->addButton(updateButton, QDialogButtonBox::ActionRole);
}
}
void PluginDialog::populateTreeWidget()
{
ui.treeWidget->clear();
QDesignerPluginManager *pluginManager = m_core->pluginManager();
const QStringList fileNames = pluginManager->registeredPlugins();
if (!fileNames.isEmpty()) {
QTreeWidgetItem *topLevelItem = setTopLevelItem(QLatin1String("Loaded Plugins"));
QFont boldFont = topLevelItem->font(0);
foreach (const QString &fileName, fileNames) {
QPluginLoader loader(fileName);
const QFileInfo fileInfo(fileName);
QTreeWidgetItem *pluginItem = setPluginItem(topLevelItem, fileInfo.fileName(), boldFont);
if (QObject *plugin = loader.instance()) {
if (const QDesignerCustomWidgetCollectionInterface *c = qobject_cast<QDesignerCustomWidgetCollectionInterface*>(plugin)) {
foreach (const QDesignerCustomWidgetInterface *p, c->customWidgets())
setItem(pluginItem, p->name(), p->toolTip(), p->whatsThis(), p->icon());
} else {
if (const QDesignerCustomWidgetInterface *p = qobject_cast<QDesignerCustomWidgetInterface*>(plugin))
setItem(pluginItem, p->name(), p->toolTip(), p->whatsThis(), p->icon());
}
}
}
}
const QStringList notLoadedPlugins = pluginManager->failedPlugins();
if (!notLoadedPlugins.isEmpty()) {
QTreeWidgetItem *topLevelItem = setTopLevelItem(QLatin1String("Failed Plugins"));
const QFont boldFont = topLevelItem->font(0);
foreach (const QString &plugin, notLoadedPlugins) {
const QString failureReason = pluginManager->failureReason(plugin);
QTreeWidgetItem *pluginItem = setPluginItem(topLevelItem, plugin, boldFont);
setItem(pluginItem, failureReason, failureReason, QString(), QIcon());
}
}
if (ui.treeWidget->topLevelItemCount() == 0) {
ui.label->setText(tr("Qt Designer couldn't find any plugins"));
ui.treeWidget->hide();
} else {
ui.label->setText(tr("Qt Designer found the following plugins"));
}
}
QIcon PluginDialog::pluginIcon(const QIcon &icon)
{
if (icon.isNull())
return QIcon(QLatin1String(":/trolltech/formeditor/images/qtlogo.png"));
return icon;
}
QTreeWidgetItem* PluginDialog::setTopLevelItem(const QString &itemName)
{
QTreeWidgetItem *topLevelItem = new QTreeWidgetItem(ui.treeWidget);
topLevelItem->setText(0, itemName);
ui.treeWidget->setItemExpanded(topLevelItem, true);
topLevelItem->setIcon(0, style()->standardPixmap(QStyle::SP_DirOpenIcon));
QFont boldFont = topLevelItem->font(0);
boldFont.setBold(true);
topLevelItem->setFont(0, boldFont);
return topLevelItem;
}
QTreeWidgetItem* PluginDialog::setPluginItem(QTreeWidgetItem *topLevelItem,
const QString &itemName, const QFont &font)
{
QTreeWidgetItem *pluginItem = new QTreeWidgetItem(topLevelItem);
pluginItem->setFont(0, font);
pluginItem->setText(0, itemName);
ui.treeWidget->setItemExpanded(pluginItem, true);
pluginItem->setIcon(0, style()->standardPixmap(QStyle::SP_DirOpenIcon));
return pluginItem;
}
void PluginDialog::setItem(QTreeWidgetItem *pluginItem, const QString &name,
const QString &toolTip, const QString &whatsThis, const QIcon &icon)
{
QTreeWidgetItem *item = new QTreeWidgetItem(pluginItem);
item->setText(0, name);
item->setToolTip(0, toolTip);
item->setWhatsThis(0, whatsThis);
item->setIcon(0, pluginIcon(icon));
}
void PluginDialog::updateCustomWidgetPlugins()
{
if (qdesigner_internal::QDesignerIntegration *integration = qobject_cast<qdesigner_internal::QDesignerIntegration *>(m_core->integration())) {
const int before = m_core->widgetDataBase()->count();
integration->updateCustomWidgetPlugins();
const int after = m_core->widgetDataBase()->count();
if (after > before) {
ui.message->setText(tr("New custom widget plugins have been found."));
ui.message->show();
} else {
ui.message->setText(QString());
}
populateTreeWidget();
}
}
}
QT_END_NAMESPACE