Long live Qt!

1 files changed, 766 insertions, 0 deletions

diff --git a/tools/designer/src/lib/shared/qtresourceview.cpp b/tools/designer/src/lib/shared/qtresourceview.cpp
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+++ b/tools/designer/src/lib/shared/qtresourceview.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Qt Designer of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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 are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "abstractsettings_p.h"
+#include "qtresourceview_p.h"
+#include "qtresourcemodel_p.h"
+#include "qtresourceeditordialog_p.h"
+#include "iconloader_p.h"
+
+#include <QtDesigner/QDesignerFormEditorInterface>
+
+#include <QtGui/QToolBar>
+#include <QtGui/QAction>
+#include <QtGui/QSplitter>
+#include <QtGui/QTreeWidget>
+#include <QtGui/QListWidget>
+#include <QtGui/QHeaderView>
+#include <QtGui/QVBoxLayout>
+#include <QtGui/QPainter>
+#include <QtCore/QFileInfo>
+#include <QtCore/QDir>
+#include <QtCore/QQueue>
+#include <QtGui/QPainter>
+#include <QtGui/QDialogButtonBox>
+#include <QtGui/QPushButton>
+#include <QtGui/QMessageBox>
+#include <QtGui/QApplication>
+#include <QtGui/QClipboard>
+#include <QtGui/QMenu>
+#include <QtGui/QDrag>
+#include <QtCore/QMimeData>
+#include <QtXml/QDomDocument>
+
+QT_BEGIN_NAMESPACE
+
+static const char *elementResourceData = "resource";
+static const char *typeAttribute = "type";
+static const char *typeImage = "image";
+static const char *typeStyleSheet = "stylesheet";
+static const char *typeOther = "other";
+static const char *fileAttribute = "file";
+static const char *SplitterPosition = "SplitterPosition";
+static const char *Geometry = "Geometry";
+static const char *ResourceViewDialogC = "ResourceDialog";
+
+// ---------------- ResourceListWidget: A list widget that has drag enabled
+class ResourceListWidget : public QListWidget {
+public:
+    ResourceListWidget(QWidget *parent = 0);
+
+protected:
+    virtual void startDrag(Qt::DropActions supportedActions);
+};
+
+ResourceListWidget::ResourceListWidget(QWidget *parent) :
+    QListWidget(parent)
+{
+    setDragEnabled(true);
+}
+
+void ResourceListWidget::startDrag(Qt::DropActions supportedActions)
+{
+    if (supportedActions == Qt::MoveAction)
+        return;
+
+    QListWidgetItem *item = currentItem();
+    if (!item)
+        return;
+
+    const QString filePath = item->data(Qt::UserRole).toString();
+    const QIcon icon = item->icon();
+
+    QMimeData *mimeData = new QMimeData;
+    const QtResourceView::ResourceType type = icon.isNull() ? QtResourceView::ResourceOther : QtResourceView::ResourceImage;
+    mimeData->setText(QtResourceView::encodeMimeData(type , filePath));
+
+    QDrag *drag = new QDrag(this);
+    if (!icon.isNull()) {
+        const QSize size = icon.actualSize(iconSize());
+        drag->setPixmap(icon.pixmap(size));
+        drag->setHotSpot(QPoint(size.width() / 2, size.height() / 2));
+    }
+
+    drag->setMimeData(mimeData);
+    drag->exec(Qt::CopyAction);
+}
+
+/* TODO
+
+   1) load the icons in separate thread...Hmm..if Qt is configured with threads....
+*/
+
+// ---------------------------- QtResourceViewPrivate
+class QtResourceViewPrivate
+{
+    QtResourceView *q_ptr;
+    Q_DECLARE_PUBLIC(QtResourceView)
+public:
+    QtResourceViewPrivate(QDesignerFormEditorInterface *core);
+
+    void slotResourceSetActivated(QtResourceSet *resourceSet);
+    void slotCurrentPathChanged(QTreeWidgetItem *);
+    void slotCurrentResourceChanged(QListWidgetItem *);
+    void slotResourceActivated(QListWidgetItem *);
+    void slotEditResources();
+    void slotReloadResources();
+    void slotCopyResourcePath();
+    void slotListWidgetContextMenuRequested(const QPoint &pos);
+    void createPaths();
+    QTreeWidgetItem *createPath(const QString &path, QTreeWidgetItem *parent);
+    void createResources(const QString &path);
+    void storeExpansionState();
+    void applyExpansionState();
+    void restoreSettings();
+    void saveSettings();
+    void updateActions();
+
+    QPixmap makeThumbnail(const QPixmap &pix) const;
+
+    QDesignerFormEditorInterface *m_core;
+    QtResourceModel *m_resourceModel;
+    QToolBar *m_toolBar;
+    QTreeWidget *m_treeWidget;
+    QListWidget *m_listWidget;
+    QSplitter *m_splitter;
+    QMap<QString, QStringList>       m_pathToContents; // full path to contents file names
+    QMap<QString, QTreeWidgetItem *> m_pathToItem;
+    QMap<QTreeWidgetItem *, QString> m_itemToPath;
+    QMap<QString, QListWidgetItem *> m_resourceToItem;
+    QMap<QListWidgetItem *, QString> m_itemToResource;
+    QAction *m_editResourcesAction;
+    QAction *m_reloadResourcesAction;
+    QAction *m_copyResourcePathAction;
+
+    QMap<QString, bool> m_expansionState;
+
+    bool m_ignoreGuiSignals;
+    QString m_settingsKey;
+    bool m_resourceEditingEnabled;
+};
+
+QtResourceViewPrivate::QtResourceViewPrivate(QDesignerFormEditorInterface *core) :
+    q_ptr(0),
+    m_core(core),
+    m_resourceModel(0),
+    m_toolBar(new QToolBar),
+    m_treeWidget(new QTreeWidget),
+    m_listWidget(new ResourceListWidget),
+    m_splitter(0),
+    m_editResourcesAction(0),
+    m_reloadResourcesAction(0),
+    m_copyResourcePathAction(0),
+    m_ignoreGuiSignals(false),
+    m_resourceEditingEnabled(true)
+{
+}
+
+void QtResourceViewPrivate::restoreSettings()
+{
+    if (m_settingsKey.isEmpty())
+        return;
+
+    QDesignerSettingsInterface *settings = m_core->settingsManager();
+    settings->beginGroup(m_settingsKey);
+
+    m_splitter->restoreState(settings->value(QLatin1String(SplitterPosition)).toByteArray());
+    settings->endGroup();
+}
+
+void QtResourceViewPrivate::saveSettings()
+{
+    if (m_settingsKey.isEmpty())
+        return;
+
+    QDesignerSettingsInterface *settings = m_core->settingsManager();
+    settings->beginGroup(m_settingsKey);
+
+    settings->setValue(QLatin1String(SplitterPosition), m_splitter->saveState());
+    settings->endGroup();
+}
+
+void QtResourceViewPrivate::slotEditResources()
+{
+    const QString selectedResource
+            = QtResourceEditorDialog::editResources(m_core, m_resourceModel,
+                                                    m_core->dialogGui(), q_ptr);
+    if (!selectedResource.isEmpty())
+        q_ptr->selectResource(selectedResource);
+}
+
+void QtResourceViewPrivate::slotReloadResources()
+{
+    if (m_resourceModel) {
+        int errorCount;
+        QString errorMessages;
+        m_resourceModel->reload(&errorCount, &errorMessages);
+        if (errorCount)
+            QtResourceEditorDialog::displayResourceFailures(errorMessages, m_core->dialogGui(), q_ptr);
+    }
+}
+
+void QtResourceViewPrivate::slotCopyResourcePath()
+{
+    const QString path = q_ptr->selectedResource();
+    QClipboard *clipboard = QApplication::clipboard();
+    clipboard->setText(path);
+}
+
+void QtResourceViewPrivate::slotListWidgetContextMenuRequested(const QPoint &pos)
+{
+    QMenu menu(q_ptr);
+    menu.addAction(m_copyResourcePathAction);
+    menu.exec(m_listWidget->mapToGlobal(pos));
+}
+
+void QtResourceViewPrivate::storeExpansionState()
+{
+    QMapIterator<QString, QTreeWidgetItem *> it(m_pathToItem);
+    while (it.hasNext()) {
+        it.next();
+        m_expansionState[it.key()] = it.value()->isExpanded();
+    }
+}
+
+void QtResourceViewPrivate::applyExpansionState()
+{
+    QMapIterator<QString, QTreeWidgetItem *> it(m_pathToItem);
+    while (it.hasNext()) {
+        it.next();
+        it.value()->setExpanded(m_expansionState.value(it.key(), true));
+    }
+}
+
+QPixmap QtResourceViewPrivate::makeThumbnail(const QPixmap &pix) const
+{
+    int w = qMax(48, pix.width());
+    int h = qMax(48, pix.height());
+    QRect imgRect(0, 0, w, h);
+    QImage img(w, h, QImage::Format_ARGB32_Premultiplied);
+    img.fill(0);
+    if (!pix.isNull()) {
+        QRect r(0, 0, pix.width(), pix.height());
+        r.moveCenter(imgRect.center());
+        QPainter p(&img);
+        p.drawPixmap(r.topLeft(), pix);
+    }
+    return QPixmap::fromImage(img);
+}
+
+void QtResourceViewPrivate::updateActions()
+{
+    bool resourceActive = false;
+    if (m_resourceModel)
+        resourceActive = m_resourceModel->currentResourceSet();
+
+    m_editResourcesAction->setVisible(m_resourceEditingEnabled);
+    m_editResourcesAction->setEnabled(resourceActive);
+    m_reloadResourcesAction->setEnabled(resourceActive);
+}
+
+void QtResourceViewPrivate::slotResourceSetActivated(QtResourceSet *resourceSet)
+{
+    Q_UNUSED(resourceSet)
+
+    updateActions();
+
+    storeExpansionState();
+    const QString currentPath = m_itemToPath.value(m_treeWidget->currentItem());
+    const QString currentResource = m_itemToResource.value(m_listWidget->currentItem());
+    m_treeWidget->clear();
+    m_pathToContents.clear();
+    m_pathToItem.clear();
+    m_itemToPath.clear();
+    m_listWidget->clear();
+    m_resourceToItem.clear();
+    m_itemToResource.clear();
+
+    createPaths();
+    applyExpansionState();
+
+    if (!currentResource.isEmpty())
+        q_ptr->selectResource(currentResource);
+    else if (!currentPath.isEmpty())
+        q_ptr->selectResource(currentPath);
+}
+
+void QtResourceViewPrivate::slotCurrentPathChanged(QTreeWidgetItem *item)
+{
+    if (m_ignoreGuiSignals)
+        return;
+
+    m_listWidget->clear();
+    m_resourceToItem.clear();
+    m_itemToResource.clear();
+
+    if (!item)
+        return;
+
+    const QString currentPath = m_itemToPath.value(item);
+    createResources(currentPath);
+}
+
+void QtResourceViewPrivate::slotCurrentResourceChanged(QListWidgetItem *item)
+{
+    m_copyResourcePathAction->setEnabled(item);
+    if (m_ignoreGuiSignals)
+        return;
+
+    emit q_ptr->resourceSelected(m_itemToResource.value(item));
+}
+
+void QtResourceViewPrivate::slotResourceActivated(QListWidgetItem *item)
+{
+    if (m_ignoreGuiSignals)
+        return;
+
+    emit q_ptr->resourceActivated(m_itemToResource.value(item));
+}
+
+void QtResourceViewPrivate::createPaths()
+{
+    if (!m_resourceModel)
+        return;
+
+    const QString root(QLatin1Char(':'));
+
+    QMap<QString, QString> pathToParentPath; // full path to full parent path
+    QMap<QString, QStringList> pathToSubPaths; // full path to full sub paths
+
+    QMap<QString, QString> contents = m_resourceModel->contents();
+    QMapIterator<QString, QString> itContents(contents);
+    while (itContents.hasNext()) {
+        const QString filePath = itContents.next().key();
+        const QFileInfo fi(filePath);
+        QString dirPath = fi.absolutePath();
+        m_pathToContents[dirPath].append(fi.fileName());
+        while (!pathToParentPath.contains(dirPath) && dirPath != root) {
+            const QFileInfo fd(dirPath);
+            const QString parentDirPath = fd.absolutePath();
+            pathToParentPath[dirPath] = parentDirPath;
+            pathToSubPaths[parentDirPath].append(dirPath);
+            dirPath = parentDirPath;
+        }
+    }
+
+    QQueue<QPair<QString, QTreeWidgetItem *> > pathToParentItemQueue;
+    pathToParentItemQueue.enqueue(qMakePair(root, static_cast<QTreeWidgetItem *>(0)));
+    while (!pathToParentItemQueue.isEmpty()) {
+        QPair<QString, QTreeWidgetItem *> pathToParentItem = pathToParentItemQueue.dequeue();
+        const QString path = pathToParentItem.first;
+        QTreeWidgetItem *item = createPath(path, pathToParentItem.second);
+        QStringList subPaths = pathToSubPaths.value(path);
+        QStringListIterator itSubPaths(subPaths);
+        while (itSubPaths.hasNext())
+            pathToParentItemQueue.enqueue(qMakePair(itSubPaths.next(), item));
+    }
+}
+
+QTreeWidgetItem *QtResourceViewPrivate::createPath(const QString &path, QTreeWidgetItem *parent)
+{
+    QTreeWidgetItem *item = 0;
+    if (parent)
+        item = new QTreeWidgetItem(parent);
+    else
+        item = new QTreeWidgetItem(m_treeWidget);
+    m_pathToItem[path] = item;
+    m_itemToPath[item] = path;
+    QString substPath;
+    if (parent) {
+        QFileInfo di(path);
+        substPath = di.fileName();
+    } else {
+        substPath = QLatin1String("<resource root>");
+    }
+    item->setText(0, substPath);
+    item->setToolTip(0, path);
+    return item;
+}
+
+void QtResourceViewPrivate::createResources(const QString &path)
+{
+    QDir dir(path);
+    QStringList files = m_pathToContents.value(path);
+    QStringListIterator it(files);
+    while (it.hasNext()) {
+        QString file = it.next();
+        QString filePath = dir.absoluteFilePath(file);
+        QFileInfo fi(filePath);
+        if (fi.isFile()) {
+            QListWidgetItem *item = new QListWidgetItem(fi.fileName(), m_listWidget);
+            const QPixmap pix = QPixmap(filePath);
+            if (pix.isNull()) {
+                item->setToolTip(filePath);
+            } else {
+                item->setIcon(QIcon(makeThumbnail(pix)));
+                const QSize size = pix.size();
+                item->setToolTip(QtResourceView::tr("Size: %1 x %2\n%3").arg(size.width()).arg(size.height()).arg(filePath));
+            }
+            item->setFlags(item->flags() | Qt::ItemIsDragEnabled);
+            item->setData(Qt::UserRole, filePath);
+            m_itemToResource[item] = filePath;
+            m_resourceToItem[filePath] = item;
+        }
+    }
+}
+
+// -------------- QtResourceView
+
+QtResourceView::QtResourceView(QDesignerFormEditorInterface *core, QWidget *parent) :
+    QWidget(parent),
+    d_ptr(new QtResourceViewPrivate(core))
+{
+    d_ptr->q_ptr = this;
+
+    d_ptr->m_editResourcesAction = new QAction(qdesigner_internal::createIconSet(QLatin1String("edit.png")), tr("Edit Resources..."), this);
+    d_ptr->m_toolBar->addAction(d_ptr->m_editResourcesAction);
+    connect(d_ptr->m_editResourcesAction, SIGNAL(triggered()), this, SLOT(slotEditResources()));
+    d_ptr->m_editResourcesAction->setEnabled(false);
+
+    d_ptr->m_reloadResourcesAction = new QAction(qdesigner_internal::createIconSet(QLatin1String("reload.png")), tr("Reload"), this);
+    d_ptr->m_toolBar->addAction(d_ptr->m_reloadResourcesAction);
+    connect(d_ptr->m_reloadResourcesAction, SIGNAL(triggered()), this, SLOT(slotReloadResources()));
+    d_ptr->m_reloadResourcesAction->setEnabled(false);
+
+    d_ptr->m_copyResourcePathAction = new QAction(qdesigner_internal::createIconSet(QLatin1String("editcopy.png")), tr("Copy Path"), this);
+    connect(d_ptr->m_copyResourcePathAction, SIGNAL(triggered()), this, SLOT(slotCopyResourcePath()));
+    d_ptr->m_copyResourcePathAction->setEnabled(false);
+
+    d_ptr->m_splitter = new QSplitter;
+    d_ptr->m_splitter->setChildrenCollapsible(false);
+    d_ptr->m_splitter->addWidget(d_ptr->m_treeWidget);
+    d_ptr->m_splitter->addWidget(d_ptr->m_listWidget);
+
+    QLayout *layout = new QVBoxLayout(this);
+    layout->setMargin(0);
+    layout->setSpacing(0);
+    layout->addWidget(d_ptr->m_toolBar);
+    layout->addWidget(d_ptr->m_splitter);
+
+    d_ptr->m_treeWidget->setColumnCount(1);
+    d_ptr->m_treeWidget->header()->hide();
+    d_ptr->m_treeWidget->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Expanding));
+
+    d_ptr->m_listWidget->setViewMode(QListView::IconMode);
+    d_ptr->m_listWidget->setResizeMode(QListView::Adjust);
+    d_ptr->m_listWidget->setIconSize(QSize(48, 48));
+    d_ptr->m_listWidget->setGridSize(QSize(64, 64));
+
+    connect(d_ptr->m_treeWidget, SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
+                    this, SLOT(slotCurrentPathChanged(QTreeWidgetItem *)));
+    connect(d_ptr->m_listWidget, SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
+                    this, SLOT(slotCurrentResourceChanged(QListWidgetItem *)));
+    connect(d_ptr->m_listWidget, SIGNAL(itemActivated(QListWidgetItem *)),
+                    this, SLOT(slotResourceActivated(QListWidgetItem *)));
+    d_ptr->m_listWidget->setContextMenuPolicy(Qt::CustomContextMenu);
+    connect(d_ptr->m_listWidget, SIGNAL(customContextMenuRequested(QPoint)),
+                this, SLOT(slotListWidgetContextMenuRequested(QPoint)));
+}
+
+QtResourceView::~QtResourceView()
+{
+    if (!d_ptr->m_settingsKey.isEmpty())
+        d_ptr->saveSettings();
+
+    delete d_ptr;
+}
+
+bool QtResourceView::event(QEvent *event)
+{
+    if (event->type() == QEvent::Show) {
+        d_ptr->m_listWidget->scrollToItem(d_ptr->m_listWidget->currentItem());
+        d_ptr->m_treeWidget->scrollToItem(d_ptr->m_treeWidget->currentItem());
+    }
+    return QWidget::event(event);
+}
+
+QtResourceModel *QtResourceView::model() const
+{
+    return d_ptr->m_resourceModel;
+}
+
+QString QtResourceView::selectedResource() const
+{
+    QListWidgetItem *item = d_ptr->m_listWidget->currentItem();
+    return d_ptr->m_itemToResource.value(item);
+}
+
+void QtResourceView::selectResource(const QString &resource)
+{
+    QFileInfo fi(resource);
+    QDir dir = fi.absoluteDir();
+    if (fi.isDir())
+        dir = QDir(resource);
+    QString dirPath = dir.absolutePath();
+    QMap<QString, QTreeWidgetItem *>::const_iterator it;
+    while ((it = d_ptr->m_pathToItem.find(dirPath)) == d_ptr->m_pathToItem.constEnd()) {
+        if (!dir.cdUp())
+            break;
+        dirPath = dir.absolutePath();
+    }
+    if (it != d_ptr->m_pathToItem.constEnd()) {
+        QTreeWidgetItem *treeItem = it.value();
+        d_ptr->m_treeWidget->setCurrentItem(treeItem);
+        d_ptr->m_treeWidget->scrollToItem(treeItem);
+        // expand all up to current one is done by qt
+        // list widget is already propagated (currrent changed was sent by qt)
+        QListWidgetItem *item = d_ptr->m_resourceToItem.value(resource);
+        if (item) {
+            d_ptr->m_listWidget->setCurrentItem(item);
+            d_ptr->m_listWidget->scrollToItem(item);
+        }
+    }
+}
+
+QString QtResourceView::settingsKey() const
+{
+    return d_ptr->m_settingsKey;
+}
+
+void QtResourceView::setSettingsKey(const QString &key)
+{
+    if (d_ptr->m_settingsKey == key)
+        return;
+
+    d_ptr->m_settingsKey = key;
+
+    if (key.isEmpty())
+        return;
+
+    d_ptr->restoreSettings();
+}
+
+void QtResourceView::setResourceModel(QtResourceModel *model)
+{
+    if (d_ptr->m_resourceModel) {
+        disconnect(d_ptr->m_resourceModel, SIGNAL(resourceSetActivated(QtResourceSet *, bool)),
+                    this, SLOT(slotResourceSetActivated(QtResourceSet *)));
+    }
+
+    // clear here
+    d_ptr->m_treeWidget->clear();
+    d_ptr->m_listWidget->clear();
+
+    d_ptr->m_resourceModel = model;
+
+    if (!d_ptr->m_resourceModel)
+        return;
+
+    connect(d_ptr->m_resourceModel, SIGNAL(resourceSetActivated(QtResourceSet *, bool)),
+            this, SLOT(slotResourceSetActivated(QtResourceSet *)));
+
+    // fill new here
+    d_ptr->slotResourceSetActivated(d_ptr->m_resourceModel->currentResourceSet());
+}
+
+bool QtResourceView::isResourceEditingEnabled() const
+{
+    return d_ptr->m_resourceEditingEnabled;
+}
+
+void QtResourceView::setResourceEditingEnabled(bool enable)
+{
+    d_ptr->m_resourceEditingEnabled = enable;
+    d_ptr->updateActions();
+}
+
+void QtResourceView::setDragEnabled(bool dragEnabled)
+{
+    d_ptr->m_listWidget->setDragEnabled(dragEnabled);
+}
+
+bool QtResourceView::dragEnabled() const
+{
+    return d_ptr->m_listWidget->dragEnabled();
+}
+
+QString QtResourceView::encodeMimeData(ResourceType resourceType, const QString &path)
+{
+    QDomDocument doc;
+    QDomElement elem = doc.createElement(QLatin1String(elementResourceData));
+    switch (resourceType) {
+    case ResourceImage:
+        elem.setAttribute(QLatin1String(typeAttribute), QLatin1String(typeImage));
+        break;
+    case ResourceStyleSheet:
+        elem.setAttribute(QLatin1String(typeAttribute), QLatin1String(typeStyleSheet));
+        break;
+    case ResourceOther:
+        elem.setAttribute(QLatin1String(typeAttribute), QLatin1String(typeOther));
+        break;
+    }
+    elem.setAttribute(QLatin1String(fileAttribute), path);
+    doc.appendChild(elem);
+    return doc.toString();
+}
+
+bool QtResourceView::decodeMimeData(const QMimeData *md, ResourceType *t, QString *file)
+{
+    return md->hasText() ? decodeMimeData(md->text(), t, file) : false;
+}
+
+bool QtResourceView::decodeMimeData(const QString &text, ResourceType *t, QString *file)
+{
+
+    const QString docElementName = QLatin1String(elementResourceData);
+    static const QString docElementString = QLatin1Char('<') + docElementName;
+
+    if (text.isEmpty() || text.indexOf(docElementString) == -1)
+        return false;
+
+    QDomDocument doc;
+    if (!doc.setContent(text))
+        return false;
+
+    const QDomElement domElement = doc.documentElement();
+    if (domElement.tagName() != docElementName)
+        return false;
+
+    if (t) {
+        const QString typeAttr = QLatin1String(typeAttribute);
+        if (domElement.hasAttribute (typeAttr)) {
+            const QString typeValue = domElement.attribute(typeAttr, QLatin1String(typeOther));
+            if (typeValue == QLatin1String(typeImage)) {
+                *t = ResourceImage;
+            } else {
+                *t = typeValue == QLatin1String(typeStyleSheet) ? ResourceStyleSheet : ResourceOther;
+            }
+        }
+    }
+    if (file) {
+        const QString fileAttr = QLatin1String(fileAttribute);
+        if (domElement.hasAttribute(fileAttr)) {
+            *file = domElement.attribute(fileAttr, QString());
+        } else {
+            file->clear();
+        }
+    }
+    return true;
+}
+
+// ---------------------------- QtResourceViewDialogPrivate
+
+class QtResourceViewDialogPrivate
+{
+    QtResourceViewDialog *q_ptr;
+    Q_DECLARE_PUBLIC(QtResourceViewDialog)
+public:
+    QtResourceViewDialogPrivate(QDesignerFormEditorInterface *core);
+
+    void slotResourceSelected(const QString &resource) { setOkButtonEnabled(!resource.isEmpty()); }
+    void setOkButtonEnabled(bool v)                    { m_box->button(QDialogButtonBox::Ok)->setEnabled(v); }
+
+    QDesignerFormEditorInterface *m_core;
+    QtResourceView *m_view;
+    QDialogButtonBox *m_box;
+};
+
+QtResourceViewDialogPrivate::QtResourceViewDialogPrivate(QDesignerFormEditorInterface *core) :
+    q_ptr(0),
+    m_core(core),
+    m_view(new QtResourceView(core)),
+    m_box(new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel))
+{
+    m_view->setSettingsKey(QLatin1String(ResourceViewDialogC));
+}
+
+// ------------ QtResourceViewDialog
+QtResourceViewDialog::QtResourceViewDialog(QDesignerFormEditorInterface *core, QWidget *parent) :
+    QDialog(parent),
+    d_ptr(new QtResourceViewDialogPrivate(core))
+{
+    setWindowTitle(tr("Select Resource"));
+    setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+    d_ptr->q_ptr = this;
+    QVBoxLayout *layout = new QVBoxLayout(this);
+    layout->addWidget(d_ptr->m_view);
+    layout->addWidget(d_ptr->m_box);
+    connect(d_ptr->m_box, SIGNAL(accepted()), this, SLOT(accept()));
+    connect(d_ptr->m_box, SIGNAL(rejected()), this, SLOT(reject()));
+    connect(d_ptr->m_view, SIGNAL(resourceActivated(QString)), this, SLOT(accept()));
+    connect(d_ptr->m_view, SIGNAL(resourceSelected(QString)), this, SLOT(slotResourceSelected(QString)));
+    d_ptr->setOkButtonEnabled(false);
+    d_ptr->m_view->setResourceModel(core->resourceModel());
+
+    QDesignerSettingsInterface *settings = core->settingsManager();
+    settings->beginGroup(QLatin1String(ResourceViewDialogC));
+
+    if (settings->contains(QLatin1String(Geometry)))
+        setGeometry(settings->value(QLatin1String(Geometry)).toRect());
+
+    settings->endGroup();
+}
+
+QtResourceViewDialog::~QtResourceViewDialog()
+{
+    QDesignerSettingsInterface *settings = d_ptr->m_core->settingsManager();
+    settings->beginGroup(QLatin1String(ResourceViewDialogC));
+
+    settings->setValue(QLatin1String(Geometry), geometry());
+
+    settings->endGroup();
+
+    delete d_ptr;
+}
+
+QString QtResourceViewDialog::selectedResource() const
+{
+    return d_ptr->m_view->selectedResource();
+}
+
+void QtResourceViewDialog::selectResource(const QString &path)
+{
+    d_ptr->m_view->selectResource(path);
+}
+
+bool QtResourceViewDialog::isResourceEditingEnabled() const
+{
+    return d_ptr->m_view->isResourceEditingEnabled();
+}
+
+void QtResourceViewDialog::setResourceEditingEnabled(bool enable)
+{
+    d_ptr->m_view->setResourceEditingEnabled(enable);
+}
+
+QT_END_NAMESPACE
+
+#include "moc_qtresourceview_p.cpp"