navigatorview.cpp 17 KB
Newer Older
hjk's avatar
hjk committed
1
/****************************************************************************
2
**
3 4
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
5
**
hjk's avatar
hjk committed
6
** This file is part of Qt Creator.
7
**
hjk's avatar
hjk committed
8 9 10 11
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
12 13 14
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
15
**
16 17
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
18 19 20 21 22
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
con's avatar
con committed
23
**
hjk's avatar
hjk committed
24
****************************************************************************/
25 26 27 28

#include "navigatorview.h"
#include "navigatortreemodel.h"
#include "navigatorwidget.h"
29
#include "nameitemdelegate.h"
30
#include "iconcheckboxitemdelegate.h"
31 32
#include "qmldesignerconstants.h"
#include "qmldesignericons.h"
33

34
#include <coreplugin/editormanager/editormanager.h>
35
#include <coreplugin/icore.h>
36

37
#include <utils/icon.h>
Ulf Hermann's avatar
Ulf Hermann committed
38
#include <utils/utilsicons.h>
39

40
#include <bindingproperty.h>
41
#include <designmodecontext.h>
42
#include <nodeproperty.h>
43
#include <nodelistproperty.h>
44
#include <variantproperty.h>
45
#include <QHeaderView>
Marco Bubke's avatar
Marco Bubke committed
46
#include <qmlitemnode.h>
47

48 49
static inline void setScenePos(const QmlDesigner::ModelNode &modelNode,const QPointF &pos)
{
50 51
    if (modelNode.hasParentProperty() && QmlDesigner::QmlItemNode::isValidQmlItemNode(modelNode.parentProperty().parentModelNode())) {
        QmlDesigner::QmlItemNode parentNode = modelNode.parentProperty().parentQmlObjectNode().toQmlItemNode();
52 53 54 55 56 57 58 59 60

        if (!parentNode.modelNode().metaInfo().isLayoutable()) {
            QPointF localPos = parentNode.instanceSceneTransform().inverted().map(pos);
            modelNode.variantProperty("x").setValue(localPos.toPoint().x());
            modelNode.variantProperty("y").setValue(localPos.toPoint().y());
        } else { //Items in Layouts do not have a position
            modelNode.removeProperty("x");
            modelNode.removeProperty("y");
        }
61 62
    }
}
63 64 65 66

namespace QmlDesigner {

NavigatorView::NavigatorView(QObject* parent) :
Marco Bubke's avatar
Marco Bubke committed
67
        AbstractView(parent),
68
        m_blockSelectionChangedSignal(false),
69
        m_widget(new NavigatorWidget(this)),
70 71
        m_treeModel(new NavigatorTreeModel(this))
{
72 73 74
    Internal::NavigatorContext *navigatorContext = new Internal::NavigatorContext(m_widget.data());
    Core::ICore::addContextObject(navigatorContext);

75 76 77
    m_widget->setTreeModel(m_treeModel.data());

    connect(treeWidget()->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), this, SLOT(changeSelection(QItemSelection,QItemSelection)));
78 79 80 81 82 83

    connect(m_widget.data(), SIGNAL(leftButtonClicked()), this, SLOT(leftButtonClicked()));
    connect(m_widget.data(), SIGNAL(rightButtonClicked()), this, SLOT(rightButtonClicked()));
    connect(m_widget.data(), SIGNAL(downButtonClicked()), this, SLOT(downButtonClicked()));
    connect(m_widget.data(), SIGNAL(upButtonClicked()), this, SLOT(upButtonClicked()));

84
    treeWidget()->setIndentation(treeWidget()->indentation() * 0.5);
85

86 87
    NameItemDelegate *idDelegate = new NameItemDelegate(this,
                                                        m_treeModel.data());
88 89
    IconCheckboxItemDelegate *showDelegate =
            new IconCheckboxItemDelegate(this,
Ulf Hermann's avatar
Ulf Hermann committed
90 91
                                         Utils::Icons::EYE_OPEN_TOOLBAR.pixmap(),
                                         Utils::Icons::EYE_CLOSED_TOOLBAR.pixmap(),
92 93 94 95
                                         m_treeModel.data());

    IconCheckboxItemDelegate *exportDelegate =
            new IconCheckboxItemDelegate(this,
96 97
                                         Icons::EXPORT_CHECKED.pixmap(),
                                         Icons::EXPORT_UNCHECKED.pixmap(),
98
                                         m_treeModel.data());
99 100 101 102 103 104 105 106 107 108 109 110

#ifdef _LOCK_ITEMS_
    IconCheckboxItemDelegate *lockDelegate = new IconCheckboxItemDelegate(this,":/qmldesigner/images/lock.png",
                                                          ":/qmldesigner/images/hole.png",m_treeModel.data());
#endif


    treeWidget()->setItemDelegateForColumn(0,idDelegate);
#ifdef _LOCK_ITEMS_
    treeWidget()->setItemDelegateForColumn(1,lockDelegate);
    treeWidget()->setItemDelegateForColumn(2,showDelegate);
#else
111 112
    treeWidget()->setItemDelegateForColumn(1,exportDelegate);
    treeWidget()->setItemDelegateForColumn(2,showDelegate);
113 114
#endif

115 116 117 118 119 120 121 122
}

NavigatorView::~NavigatorView()
{
    if (m_widget && !m_widget->parent())
        delete m_widget.data();
}

123 124 125 126 127 128 129
bool NavigatorView::hasWidget() const
{
    return true;
}

WidgetInfo NavigatorView::widgetInfo()
{
130 131
    return createWidgetInfo(m_widget.data(),
                            new WidgetInfo::ToolBarWidgetDefaultFactory<NavigatorWidget>(m_widget.data()),
132
                            QStringLiteral("Navigator"),
133 134
                            WidgetInfo::LeftPane,
                            0);
135 136
}

137 138
void NavigatorView::modelAttached(Model *model)
{
Marco Bubke's avatar
Marco Bubke committed
139
    AbstractView::modelAttached(model);
140 141 142

    m_treeModel->setView(this);

143 144
    QTreeView *treeView = treeWidget();
    treeView->expandAll();
145

146
    treeView->header()->setSectionResizeMode(0, QHeaderView::Stretch);
147 148 149
    treeView->header()->resizeSection(1,26);
    treeView->setRootIsDecorated(false);
    treeView->setIndentation(20);
150
#ifdef _LOCK_ITEMS_
151
    treeView->header()->resizeSection(2,20);
152
#endif
153 154 155 156
}

void NavigatorView::modelAboutToBeDetached(Model *model)
{
157
    m_treeModel->removeSubTree(rootModelNode());
158
    m_treeModel->clearView();
Marco Bubke's avatar
Marco Bubke committed
159
    AbstractView::modelAboutToBeDetached(model);
160 161
}

162
void NavigatorView::importsChanged(const QList<Import> &/*addedImports*/, const QList<Import> &/*removedImports*/)
163 164 165 166
{
    treeWidget()->update();
}

167 168 169 170 171 172 173 174 175 176 177
void NavigatorView::bindingPropertiesChanged(const QList<BindingProperty> & propertyList, PropertyChangeFlags /*propertyChange*/)
{
    foreach (const BindingProperty &bindingProperty, propertyList) {
        /* If a binding property that exports an item using an alias property has
         * changed, we have to update the affected item.
         */
        if (bindingProperty.isAliasExport())
            m_treeModel->updateItemRow(modelNodeForId(bindingProperty.expression()));
    }
}

178 179
void NavigatorView::nodeAboutToBeRemoved(const ModelNode &removedNode)
{
Marco Bubke's avatar
Marco Bubke committed
180
    m_treeModel->removeSubTree(removedNode);
181 182
}

183
void NavigatorView::nodeReparented(const ModelNode &node, const NodeAbstractProperty & newPropertyParent, const NodeAbstractProperty & /*oldPropertyParent*/, AbstractView::PropertyChangeFlags /*propertyChange*/)
184 185 186
{
    bool blocked = blockSelectionChangedSignal(true);

Marco Bubke's avatar
Marco Bubke committed
187 188
    m_treeModel->removeSubTree(node);

189 190 191 192 193 194
    if (node.isInHierarchy())
        m_treeModel->addSubTree(node);

    // make sure selection is in sync again
    updateItemSelection();

195 196 197 198 199
    if (newPropertyParent.parentModelNode().isValid()) {
        QModelIndex index = m_treeModel->indexForNode(newPropertyParent.parentModelNode());
        treeWidget()->expand(index);
    }

200 201 202
    blockSelectionChangedSignal(blocked);
}

203
void NavigatorView::nodeIdChanged(const ModelNode& node, const QString & /*newId*/, const QString & /*oldId*/)
204 205 206 207 208 209 210 211
{
    if (m_treeModel->isInTree(node))
        m_treeModel->updateItemRow(node);
}

void NavigatorView::propertiesAboutToBeRemoved(const QList<AbstractProperty>& propertyList)
{
    foreach (const AbstractProperty &property, propertyList) {
212 213 214 215
        if (property.isNodeAbstractProperty()) {
            NodeAbstractProperty nodeAbstractProperty(property.toNodeListProperty());
            foreach (const ModelNode &childNode, nodeAbstractProperty.directSubNodes()) {
                m_treeModel->removeSubTree(childNode);
216 217 218 219 220
            }
        }
    }
}

221 222 223 224 225 226 227 228 229 230 231 232 233 234
void NavigatorView::propertiesRemoved(const QList<AbstractProperty> &propertyList)
{
    for (const AbstractProperty &property : propertyList) {
        ModelNode node = property.parentModelNode();
        /* Update export alias state if property from root note was removed and the root node was not selected. */
        /* The check for the selection is an optimization to reduce updates. */
        if (node.isRootNode() && !selectedModelNodes().isEmpty() && !selectedModelNodes().first().isRootNode()) {

            foreach (const ModelNode &modelNode, node.allSubModelNodes())
                m_treeModel->updateItemRow(modelNode);
        }
    }
}

235
void NavigatorView::rootNodeTypeChanged(const QString & /*type*/, int /*majorVersion*/, int /*minorVersion*/)
236
{
237 238
    if (m_treeModel->isInTree(rootModelNode()))
        m_treeModel->updateItemRow(rootModelNode());
239 240
}

241 242 243 244 245 246
void NavigatorView::nodeTypeChanged(const ModelNode &node, const TypeName &, int , int)
{
    if (m_treeModel->isInTree(node))
        m_treeModel->updateItemRow(node);
}

247
void NavigatorView::auxiliaryDataChanged(const ModelNode &modelNode, const PropertyName & name, const QVariant & /*data*/)
248
{
249
    if (name == "invisible" && m_treeModel->isInTree(modelNode))
250 251
    {
        // update model
252
        m_treeModel->updateItemRow(modelNode);
253 254

        // repaint row (id and icon)
255 256 257 258 259
        foreach (const ModelNode &currentModelNode, modelNode.allSubModelNodesAndThisNode()) {
            QModelIndex index = m_treeModel->indexForNode(currentModelNode);
            treeWidget()->update(index);
            treeWidget()->update(index.sibling(index.row(),index.column()+1));
        }
260
    }
261 262
}

263
void NavigatorView::instanceErrorChanged(const QVector<ModelNode> &errorNodeList)
264 265 266 267 268
{
    foreach (const ModelNode &currentModelNode, errorNodeList)
        m_treeModel->updateItemRow(currentModelNode);
}

269
void NavigatorView::nodeOrderChanged(const NodeListProperty & /*listProperty*/, const ModelNode &node, int /*oldIndex*/)
270
{
271
    bool blocked = blockSelectionChangedSignal(true);
272

273 274 275
    if (m_treeModel->isInTree(node)) {
        m_treeModel->removeSubTree(rootModelNode());
        m_treeModel->addSubTree(rootModelNode());
276

277 278
        QModelIndex index = m_treeModel->indexForNode(rootModelNode());
        treeWidget()->expand(index);
279
    }
280 281 282 283 284

    // make sure selection is in sync again
    updateItemSelection();

    blockSelectionChangedSignal(blocked);
285 286
}

287 288 289 290
void NavigatorView::changeToComponent(const QModelIndex &index)
{
    if (index.isValid() && m_treeModel->data(index, Qt::UserRole).isValid()) {
        ModelNode doubleClickNode = m_treeModel->nodeForIndex(index);
Marco Bubke's avatar
Marco Bubke committed
291
        if (doubleClickNode.metaInfo().isFileComponent())
Eike Ziller's avatar
Eike Ziller committed
292 293
            Core::EditorManager::openEditor(doubleClickNode.metaInfo().componentFileName(),
                                            Core::Id(), Core::EditorManager::DoNotMakeVisible);
294 295 296
    }
}

297 298 299 300 301 302 303 304
void NavigatorView::leftButtonClicked()
{
    if (selectedModelNodes().count() > 1)
        return; //Semantics are unclear for multi selection.

    bool blocked = blockSelectionChangedSignal(true);

    foreach (const ModelNode &node, selectedModelNodes()) {
305
        if (!node.isRootNode() && !node.parentProperty().parentModelNode().isRootNode()) {
306
            if (QmlItemNode::isValidQmlItemNode(node)) {
307
                QPointF scenePos = QmlItemNode(node).instanceScenePosition();
308
                node.parentProperty().parentProperty().reparentHere(node);
309 310 311
                if (!scenePos.isNull())
                    setScenePos(node, scenePos);
            } else {
312
                node.parentProperty().parentProperty().reparentHere(node);
313 314
            }
        }
315 316 317 318 319 320 321 322 323 324 325 326
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

void NavigatorView::rightButtonClicked()
{
    if (selectedModelNodes().count() > 1)
        return; //Semantics are unclear for multi selection.

    bool blocked = blockSelectionChangedSignal(true);
    foreach (const ModelNode &node, selectedModelNodes()) {
327 328
        if (!node.isRootNode() && node.parentProperty().isNodeListProperty() && node.parentProperty().count() > 1) {
            int index = node.parentProperty().indexOf(node);
329 330 331
            index--;
            if (index >= 0) { //for the first node the semantics are not clear enough. Wrapping would be irritating.
                ModelNode newParent = node.parentProperty().toNodeListProperty().at(index);
332

333 334 335
                if (QmlItemNode::isValidQmlItemNode(node)
                        && QmlItemNode::isValidQmlItemNode(newParent)
                        && !newParent.metaInfo().defaultPropertyIsComponent()) {
336 337 338 339 340
                    QPointF scenePos = QmlItemNode(node).instanceScenePosition();
                    newParent.nodeAbstractProperty(newParent.metaInfo().defaultPropertyName()).reparentHere(node);
                    if (!scenePos.isNull())
                        setScenePos(node, scenePos);
                } else {
341 342
                    if (newParent.metaInfo().isValid() && !newParent.metaInfo().defaultPropertyIsComponent())
                        newParent.nodeAbstractProperty(newParent.metaInfo().defaultPropertyName()).reparentHere(node);
343
                }
344 345 346 347 348 349 350 351 352 353 354 355
            }
        }
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

void NavigatorView::upButtonClicked()
{
    bool blocked = blockSelectionChangedSignal(true);
    foreach (const ModelNode &node, selectedModelNodes()) {
        if (!node.isRootNode() && node.parentProperty().isNodeListProperty()) {
356
            int oldIndex = node.parentProperty().indexOf(node);
357 358 359
            int index = oldIndex;
            index--;
            if (index < 0)
360
                index = node.parentProperty().count() - 1; //wrap around
361 362 363 364 365 366 367 368 369 370 371 372
            node.parentProperty().toNodeListProperty().slide(oldIndex, index);
        }
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

void NavigatorView::downButtonClicked()
{
    bool blocked = blockSelectionChangedSignal(true);
    foreach (const ModelNode &node, selectedModelNodes()) {
        if (!node.isRootNode() && node.parentProperty().isNodeListProperty()) {
373
            int oldIndex = node.parentProperty().indexOf(node);
374 375
            int index = oldIndex;
            index++;
376
            if (index >= node.parentProperty().count())
377 378 379 380 381 382 383 384
                index = 0; //wrap around
            node.parentProperty().toNodeListProperty().slide(oldIndex, index);
        }
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

385 386 387 388 389 390
void NavigatorView::changeSelection(const QItemSelection & /*newSelection*/, const QItemSelection &/*deselected*/)
{
    if (m_blockSelectionChangedSignal)
        return;
    QSet<ModelNode> nodeSet;
    foreach (const QModelIndex &index, treeWidget()->selectionModel()->selectedIndexes()) {
391 392
        if (m_treeModel->data(index, Qt::UserRole).isValid())
            nodeSet.insert(m_treeModel->nodeForIndex(index));
393 394 395 396 397 398 399
    }

    bool blocked = blockSelectionChangedSignal(true);
    setSelectedModelNodes(nodeSet.toList());
    blockSelectionChangedSignal(blocked);
}

400
void NavigatorView::selectedNodesChanged(const QList<ModelNode> &/*selectedNodeList*/, const QList<ModelNode> &/*lastSelectedNodeList*/)
401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421
{
    updateItemSelection();
}

void NavigatorView::updateItemSelection()
{
    QItemSelection itemSelection;
    foreach (const ModelNode &node, selectedModelNodes()) {
        const QModelIndex index = m_treeModel->indexForNode(node);
        if (index.isValid()) {
            const QModelIndex beginIndex(m_treeModel->index(index.row(), 0, index.parent()));
            const QModelIndex endIndex(m_treeModel->index(index.row(), m_treeModel->columnCount(index.parent()) - 1, index.parent()));
            if (beginIndex.isValid() && endIndex.isValid())
                itemSelection.select(beginIndex, endIndex);
        }
    }

    bool blocked = blockSelectionChangedSignal(true);
    treeWidget()->selectionModel()->select(itemSelection, QItemSelectionModel::ClearAndSelect);
    blockSelectionChangedSignal(blocked);

422 423 424
    if (!selectedModelNodes().isEmpty())
        treeWidget()->scrollTo(m_treeModel->indexForNode(selectedModelNodes().first()));

425
    // make sure selected nodes a visible
426
    foreach (const QModelIndex &selectedIndex, itemSelection.indexes()) {
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
        if (selectedIndex.column() == 0)
            expandRecursively(selectedIndex);
    }
}

QTreeView *NavigatorView::treeWidget()
{
    if (m_widget)
        return m_widget->treeView();
    return 0;
}

NavigatorTreeModel *NavigatorView::treeModel()
{
    return m_treeModel.data();
}

// along the lines of QObject::blockSignals
bool NavigatorView::blockSelectionChangedSignal(bool block)
{
    bool oldValue = m_blockSelectionChangedSignal;
    m_blockSelectionChangedSignal = block;
    return oldValue;
}

void NavigatorView::expandRecursively(const QModelIndex &index)
{
    QModelIndex currentIndex = index;
    while (currentIndex.isValid()) {
        if (!treeWidget()->isExpanded(currentIndex))
            treeWidget()->expand(currentIndex);
        currentIndex = currentIndex.parent();
    }
}

} // namespace QmlDesigner