navigatorview.cpp 16.1 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
void NavigatorView::rootNodeTypeChanged(const QString & /*type*/, int /*majorVersion*/, int /*minorVersion*/)
222
{
223 224
    if (m_treeModel->isInTree(rootModelNode()))
        m_treeModel->updateItemRow(rootModelNode());
225 226
}

227
void NavigatorView::auxiliaryDataChanged(const ModelNode &modelNode, const PropertyName & name, const QVariant & /*data*/)
228
{
229
    if (name == "invisible" && m_treeModel->isInTree(modelNode))
230 231
    {
        // update model
232
        m_treeModel->updateItemRow(modelNode);
233 234

        // repaint row (id and icon)
235 236 237 238 239
        foreach (const ModelNode &currentModelNode, modelNode.allSubModelNodesAndThisNode()) {
            QModelIndex index = m_treeModel->indexForNode(currentModelNode);
            treeWidget()->update(index);
            treeWidget()->update(index.sibling(index.row(),index.column()+1));
        }
240
    }
241 242
}

243 244 245 246 247 248
void NavigatorView::instanceErrorChange(const QVector<ModelNode> &errorNodeList)
{
    foreach (const ModelNode &currentModelNode, errorNodeList)
        m_treeModel->updateItemRow(currentModelNode);
}

249
void NavigatorView::nodeOrderChanged(const NodeListProperty &listProperty, const ModelNode &node, int /*oldIndex*/)
250
{
251 252 253 254 255 256
    if (m_treeModel->isInTree(node)) {
        m_treeModel->removeSubTree(listProperty.parentModelNode());

        if (node.isInHierarchy())
            m_treeModel->addSubTree(listProperty.parentModelNode());

257 258 259 260
        if (listProperty.parentModelNode().isValid()) {
            QModelIndex index = m_treeModel->indexForNode(listProperty.parentModelNode());
            treeWidget()->expand(index);
        }
261
    }
262 263
}

264 265 266 267
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
268
        if (doubleClickNode.metaInfo().isFileComponent())
Eike Ziller's avatar
Eike Ziller committed
269 270
            Core::EditorManager::openEditor(doubleClickNode.metaInfo().componentFileName(),
                                            Core::Id(), Core::EditorManager::DoNotMakeVisible);
271 272 273
    }
}

274 275 276 277 278 279 280 281
void NavigatorView::leftButtonClicked()
{
    if (selectedModelNodes().count() > 1)
        return; //Semantics are unclear for multi selection.

    bool blocked = blockSelectionChangedSignal(true);

    foreach (const ModelNode &node, selectedModelNodes()) {
282
        if (!node.isRootNode() && !node.parentProperty().parentModelNode().isRootNode()) {
283
            if (QmlItemNode::isValidQmlItemNode(node)) {
284
                QPointF scenePos = QmlItemNode(node).instanceScenePosition();
285
                node.parentProperty().parentProperty().reparentHere(node);
286 287 288
                if (!scenePos.isNull())
                    setScenePos(node, scenePos);
            } else {
289
                node.parentProperty().parentProperty().reparentHere(node);
290 291
            }
        }
292 293 294 295 296 297 298 299 300 301 302 303
    }
    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()) {
304 305
        if (!node.isRootNode() && node.parentProperty().isNodeListProperty() && node.parentProperty().count() > 1) {
            int index = node.parentProperty().indexOf(node);
306 307 308
            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);
309

310 311 312
                if (QmlItemNode::isValidQmlItemNode(node)
                        && QmlItemNode::isValidQmlItemNode(newParent)
                        && !newParent.metaInfo().defaultPropertyIsComponent()) {
313 314 315 316 317
                    QPointF scenePos = QmlItemNode(node).instanceScenePosition();
                    newParent.nodeAbstractProperty(newParent.metaInfo().defaultPropertyName()).reparentHere(node);
                    if (!scenePos.isNull())
                        setScenePos(node, scenePos);
                } else {
318 319
                    if (newParent.metaInfo().isValid() && !newParent.metaInfo().defaultPropertyIsComponent())
                        newParent.nodeAbstractProperty(newParent.metaInfo().defaultPropertyName()).reparentHere(node);
320
                }
321 322 323 324 325 326 327 328 329 330 331 332
            }
        }
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

void NavigatorView::upButtonClicked()
{
    bool blocked = blockSelectionChangedSignal(true);
    foreach (const ModelNode &node, selectedModelNodes()) {
        if (!node.isRootNode() && node.parentProperty().isNodeListProperty()) {
333
            int oldIndex = node.parentProperty().indexOf(node);
334 335 336
            int index = oldIndex;
            index--;
            if (index < 0)
337
                index = node.parentProperty().count() - 1; //wrap around
338 339 340 341 342 343 344 345 346 347 348 349
            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()) {
350
            int oldIndex = node.parentProperty().indexOf(node);
351 352
            int index = oldIndex;
            index++;
353
            if (index >= node.parentProperty().count())
354 355 356 357 358 359 360 361
                index = 0; //wrap around
            node.parentProperty().toNodeListProperty().slide(oldIndex, index);
        }
    }
    updateItemSelection();
    blockSelectionChangedSignal(blocked);
}

362 363 364 365 366 367
void NavigatorView::changeSelection(const QItemSelection & /*newSelection*/, const QItemSelection &/*deselected*/)
{
    if (m_blockSelectionChangedSignal)
        return;
    QSet<ModelNode> nodeSet;
    foreach (const QModelIndex &index, treeWidget()->selectionModel()->selectedIndexes()) {
368 369
        if (m_treeModel->data(index, Qt::UserRole).isValid())
            nodeSet.insert(m_treeModel->nodeForIndex(index));
370 371 372 373 374 375 376
    }

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

377
void NavigatorView::selectedNodesChanged(const QList<ModelNode> &/*selectedNodeList*/, const QList<ModelNode> &/*lastSelectedNodeList*/)
378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398
{
    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);

399 400 401
    if (!selectedModelNodes().isEmpty())
        treeWidget()->scrollTo(m_treeModel->indexForNode(selectedModelNodes().first()));

402
    // make sure selected nodes a visible
403
    foreach (const QModelIndex &selectedIndex, itemSelection.indexes()) {
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
        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