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qt_demoe/designer/lib/shared/qtresourceview.cpp

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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 "abstractsettings_p.h"
#include "qtresourceview_p.h"
#include "qtresourcemodel_p.h"
#include "qtresourceeditordialog_p.h"
#include "iconloader_p.h"
#include "filterwidget_p.h" // For FilterWidget
#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 slotFilterChanged(const QString &pattern);
void createPaths();
QTreeWidgetItem *createPath(const QString &path, QTreeWidgetItem *parent);
void createResources(const QString &path);
void storeExpansionState();
void applyExpansionState();
void restoreSettings();
void saveSettings();
void updateActions();
void filterOutResources();
QPixmap makeThumbnail(const QPixmap &pix) const;
QDesignerFormEditorInterface *m_core;
QtResourceModel *m_resourceModel;
QToolBar *m_toolBar;
qdesigner_internal::FilterWidget *m_filterWidget;
QTreeWidget *m_treeWidget;
QListWidget *m_listWidget;
QSplitter *m_splitter;
QMap<QString, QStringList> m_pathToContents; // full path to contents file names (full path to its resource filenames)
QMap<QString, QString> m_pathToParentPath; // full path to full parent path
QMap<QString, QStringList> m_pathToSubPaths; // full path to full sub paths
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;
QString m_filterPattern;
};
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::slotFilterChanged(const QString &pattern)
{
m_filterPattern = pattern;
filterOutResources();
}
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);
m_filterWidget->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_pathToParentPath.clear();
m_pathToSubPaths.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);
filterOutResources();
}
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;
// Resource root up until 4.6 was ':', changed to ":/" as of 4.7
const QString root(QLatin1String(":/"));
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 (!m_pathToParentPath.contains(dirPath) && dirPath != root) { // create all parent paths
const QFileInfo fd(dirPath);
const QString parentDirPath = fd.absolutePath();
m_pathToParentPath[dirPath] = parentDirPath;
m_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 = m_pathToSubPaths.value(path);
QStringListIterator itSubPaths(subPaths);
while (itSubPaths.hasNext())
pathToParentItemQueue.enqueue(qMakePair(itSubPaths.next(), item));
}
}
void QtResourceViewPrivate::filterOutResources()
{
QMap<QString, bool> pathToMatchingContents; // true means the path has any matching contents
QMap<QString, bool> pathToVisible; // true means the path has to be shown
// 1) we go from root path recursively.
// 2) we check every path if it contains at least one matching resource - if empty we add it
// to pathToMatchingContents and pathToVisible with false, if non empty
// we add it with true and change every parent path in pathToVisible to true.
// 3) we hide these items which has pathToVisible value false.
const bool matchAll = m_filterPattern.isEmpty();
const QString root(QLatin1String(":/"));
QQueue<QString> pathQueue;
pathQueue.enqueue(root);
while (!pathQueue.isEmpty()) {
const QString path = pathQueue.dequeue();
QStringList fileNames = m_pathToContents.value(path);
QStringListIterator it(fileNames);
bool hasContents = matchAll;
if (!matchAll) { // the case filter is not empty - we check if the path contains anything
while (it.hasNext()) {
QString fileName = it.next();
hasContents = fileName.contains(m_filterPattern, Qt::CaseInsensitive);
if (hasContents) // the path contains at least one resource which matches the filter
break;
}
}
pathToMatchingContents[path] = hasContents;
pathToVisible[path] = hasContents;
if (hasContents) { // if the path is going to be shown we need to show all its parent paths
QString parentPath = m_pathToParentPath.value(path);
while (!parentPath.isEmpty()) {
QString p = parentPath;
if (pathToVisible.value(p)) // parent path is already shown, we break the loop
break;
pathToVisible[p] = true;
parentPath = m_pathToParentPath.value(p);
}
}
QStringList subPaths = m_pathToSubPaths.value(path); // we do the same for children paths
QStringListIterator itSubPaths(subPaths);
while (itSubPaths.hasNext())
pathQueue.enqueue(itSubPaths.next());
}
// we setup here new path and resource to be activated
const QString currentPath = m_itemToPath.value(m_treeWidget->currentItem());
QString newCurrentPath = currentPath;
QString currentResource = m_itemToResource.value(m_listWidget->currentItem());
if (!matchAll) {
bool searchForNewPathWithContents = true;
if (!currentPath.isEmpty()) { // if the currentPath is empty we will search for a new path too
QMap<QString, bool>::ConstIterator it = pathToMatchingContents.constFind(currentPath);
if (it != pathToMatchingContents.constEnd() && it.value()) // the current item has contents, we don't need to search for another path
searchForNewPathWithContents = false;
}
if (searchForNewPathWithContents) {
// we find the first path with the matching contents
QMap<QString, bool>::ConstIterator itContents = pathToMatchingContents.constBegin();
while (itContents != pathToMatchingContents.constEnd()) {
if (itContents.value()) {
newCurrentPath = itContents.key(); // the new path will be activated
break;
}
itContents++;
}
}
QFileInfo fi(currentResource);
if (!fi.fileName().contains(m_filterPattern, Qt::CaseInsensitive)) { // the case when the current resource is filtered out
const QStringList fileNames = m_pathToContents.value(newCurrentPath);
QStringListIterator it(fileNames);
while (it.hasNext()) { // we try to select the first matching resource from the newCurrentPath
QString fileName = it.next();
if (fileName.contains(m_filterPattern, Qt::CaseInsensitive)) {
QDir dirPath(newCurrentPath);
currentResource = dirPath.absoluteFilePath(fileName); // the new resource inside newCurrentPath will be activated
break;
}
}
}
}
QTreeWidgetItem *newCurrentItem = m_pathToItem.value(newCurrentPath);
if (currentPath != newCurrentPath)
m_treeWidget->setCurrentItem(newCurrentItem);
else
slotCurrentPathChanged(newCurrentItem); // trigger filtering on the current path
QListWidgetItem *currentResourceItem = m_resourceToItem.value(currentResource);
if (currentResourceItem) {
m_listWidget->setCurrentItem(currentResourceItem);
m_listWidget->scrollToItem(currentResourceItem);
}
QMapIterator<QString, bool> it(pathToVisible); // hide all paths filtered out
while (it.hasNext()) {
const QString path = it.next().key();
QTreeWidgetItem *item = m_pathToItem.value(path);
if (item)
item->setHidden(!it.value());
}
}
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)
{
const bool matchAll = m_filterPattern.isEmpty();
QDir dir(path);
QStringList fileNames = m_pathToContents.value(path);
QStringListIterator it(fileNames);
while (it.hasNext()) {
QString fileName = it.next();
const bool showProperty = matchAll || fileName.contains(m_filterPattern, Qt::CaseInsensitive);
if (showProperty) {
QString filePath = dir.absoluteFilePath(fileName);
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;
QIcon editIcon = QIcon::fromTheme("document-properties", qdesigner_internal::createIconSet(QLatin1String("edit.png")));
d_ptr->m_editResourcesAction = new QAction(editIcon, 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);
QIcon refreshIcon = QIcon::fromTheme("view-refresh", qdesigner_internal::createIconSet(QLatin1String("reload.png")));
d_ptr->m_reloadResourcesAction = new QAction(refreshIcon, 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);
QIcon copyIcon = QIcon::fromTheme("edit-copy", qdesigner_internal::createIconSet(QLatin1String("editcopy.png")));
d_ptr->m_copyResourcePathAction = new QAction(copyIcon, tr("Copy Path"), this);
connect(d_ptr->m_copyResourcePathAction, SIGNAL(triggered()), this, SLOT(slotCopyResourcePath()));
d_ptr->m_copyResourcePathAction->setEnabled(false);
//d_ptr->m_filterWidget = new qdesigner_internal::FilterWidget(0, qdesigner_internal::FilterWidget::LayoutAlignNone);
d_ptr->m_filterWidget = new qdesigner_internal::FilterWidget(d_ptr->m_toolBar);
d_ptr->m_toolBar->addWidget(d_ptr->m_filterWidget);
connect(d_ptr->m_filterWidget, SIGNAL(filterChanged(QString)), this, SLOT(slotFilterChanged(QString)));
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();
}
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)
{
if (resource.isEmpty())
return;
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();
}
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"
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