summaryrefslogtreecommitdiffstats
path: root/tools/designer/src/lib/shared/qtresourceview.cpp
blob: 3c7010cee2188fe4c14b243136e877dba22a8d8c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Technology Preview License Agreement accompanying
** this package.
**
** 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.
**
** 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(QLatin1Char(':'));

    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"