Chris@43:
Chris@58: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@43:
Chris@43: /*
Chris@59: Sonic Visualiser
Chris@59: An audio file viewer and annotation editor.
Chris@59: Centre for Digital Music, Queen Mary, University of London.
Chris@59: This file copyright 2006 Chris Cannam.
Chris@43:
Chris@59: This program is free software; you can redistribute it and/or
Chris@59: modify it under the terms of the GNU General Public License as
Chris@59: published by the Free Software Foundation; either version 2 of the
Chris@59: License, or (at your option) any later version. See the file
Chris@59: COPYING included with this distribution for more information.
Chris@43: */
Chris@43:
Chris@43: #include "LayerTree.h"
Chris@128: #include "view/PaneStack.h"
Chris@43:
Chris@298: #include "base/PlayParameters.h"
Chris@128: #include "view/Pane.h"
Chris@128: #include "layer/Layer.h"
Chris@128: #include "data/model/Model.h"
Chris@336: #include "data/model/WaveFileModel.h"
Chris@43:
Chris@280: #include <QIcon>
Chris@43: #include <iostream>
Chris@43:
Chris@43:
Chris@392: ModelMetadataModel::ModelMetadataModel(PaneStack *stack, bool waveModelsOnly,
Chris@336: QObject *parent) :
Chris@43: QAbstractItemModel(parent),
Chris@336: m_stack(stack),
Chris@336: m_waveModelsOnly(waveModelsOnly)
Chris@43: {
Chris@336: if (m_waveModelsOnly) {
Chris@336: m_modelTypeColumn = -1;
Chris@336: m_modelNameColumn = 0;
Chris@336: m_modelMakerColumn = 1;
Chris@336: m_modelSourceColumn = 2;
Chris@336: m_columnCount = 3;
Chris@336: } else {
Chris@336: m_modelTypeColumn = 0;
Chris@336: m_modelNameColumn = 1;
Chris@336: m_modelMakerColumn = 2;
Chris@336: m_modelSourceColumn = 3;
Chris@336: m_columnCount = 4;
Chris@336: }
Chris@336:
Chris@336: connect(stack, SIGNAL(paneAdded()), this, SLOT(paneAdded()));
Chris@336: connect(stack, SIGNAL(paneDeleted()), this, SLOT(paneDeleted()));
Chris@298:
Chris@298: for (int i = 0; i < stack->getPaneCount(); ++i) {
Chris@298: Pane *pane = stack->getPane(i);
Chris@298: if (!pane) continue;
Chris@298: connect(pane, SIGNAL(propertyContainerAdded(PropertyContainer *)),
Chris@298: this, SLOT(propertyContainerAdded(PropertyContainer *)));
Chris@298: connect(pane, SIGNAL(propertyContainerRemoved(PropertyContainer *)),
Chris@298: this, SLOT(propertyContainerRemoved(PropertyContainer *)));
Chris@298: connect(pane, SIGNAL(propertyContainerSelected(PropertyContainer *)),
Chris@298: this, SLOT(propertyContainerSelected(PropertyContainer *)));
Chris@298: connect(pane, SIGNAL(propertyContainerPropertyChanged(PropertyContainer *)),
Chris@298: this, SLOT(propertyContainerPropertyChanged(PropertyContainer *)));
Chris@298: connect(pane, SIGNAL(propertyContainerNameChanged(PropertyContainer *)),
Chris@298: this, SLOT(propertyContainerPropertyChanged(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(layerModelChanged()),
Chris@336: this, SLOT(paneLayerModelChanged()));
Chris@336: }
Chris@336:
Chris@336: rebuildModelSet();
Chris@336: }
Chris@336:
Chris@392: ModelMetadataModel::~ModelMetadataModel()
Chris@336: {
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::rebuildModelSet()
Chris@336: {
Chris@336: std::set<Model *> unfound = m_models;
Chris@336:
Chris@336: for (int i = 0; i < m_stack->getPaneCount(); ++i) {
Chris@336:
Chris@336: Pane *pane = m_stack->getPane(i);
Chris@336: if (!pane) continue;
Chris@336:
Chris@336: for (int j = 0; j < pane->getLayerCount(); ++j) {
Chris@336:
Chris@336: Layer *layer = pane->getLayer(j);
Chris@336: if (!layer) continue;
Chris@336:
Chris@336: Model *model = layer->getModel();
Chris@336: if (!model) continue;
Chris@336:
Chris@336: if (m_waveModelsOnly) {
Chris@336: if (!dynamic_cast<WaveFileModel *>(model)) continue;
Chris@336: }
Chris@336:
Chris@336: if (m_models.find(model) == m_models.end()) {
Chris@336: connect(model, SIGNAL(aboutToBeDeleted()),
Chris@336: this, SLOT(rebuildModelSet()));
Chris@336: m_models.insert(model);
Chris@336: } else {
Chris@336: unfound.erase(model);
Chris@336: }
Chris@336: }
Chris@336: }
Chris@336:
Chris@336: for (std::set<Model *>::iterator i = unfound.begin();
Chris@336: i != unfound.end(); ++i) {
Chris@336: m_models.erase(*i);
Chris@336: }
Chris@336:
Chris@587: SVDEBUG << "ModelMetadataModel::rebuildModelSet: " << m_models.size() << " models" << endl;
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::paneAdded()
Chris@336: {
Chris@336: rebuildModelSet();
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::paneDeleted()
Chris@336: {
Chris@336: rebuildModelSet();
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::paneLayerModelChanged()
Chris@336: {
Chris@336: rebuildModelSet();
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::propertyContainerAdded(PropertyContainer *)
Chris@336: {
Chris@336: rebuildModelSet();
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::propertyContainerRemoved(PropertyContainer *)
Chris@336: {
Chris@336: rebuildModelSet();
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@392: ModelMetadataModel::propertyContainerSelected(PropertyContainer *)
Chris@336: {
Chris@336: }
Chris@336:
Chris@336: void
Chris@807: ModelMetadataModel::propertyContainerPropertyChanged(PropertyContainer *)
Chris@336: {
Chris@336: }
Chris@336:
Chris@336: void
Chris@807: ModelMetadataModel::playParametersAudibilityChanged(bool )
Chris@336: {
Chris@336: }
Chris@336:
Chris@336: QVariant
Chris@392: ModelMetadataModel::data(const QModelIndex &index, int role) const
Chris@336: {
Chris@336: if (!index.isValid()) return QVariant();
Chris@336:
Chris@807: // QObject *obj = static_cast<QObject *>(index.internalPointer());
Chris@336: int row = index.row(), col = index.column();
Chris@336:
Chris@336: //!!! not exactly the ideal use of a std::set
Chris@336: std::set<Model *>::iterator itr = m_models.begin();
Chris@336: for (int i = 0; i < row && itr != m_models.end(); ++i, ++itr);
Chris@336: if (itr == m_models.end()) return QVariant();
Chris@336:
Chris@336: Model *model = *itr;
Chris@336:
Chris@336: if (role != Qt::DisplayRole) {
Chris@336: if (m_waveModelsOnly && col == m_modelNameColumn &&
Chris@336: role == Qt::DecorationRole) {
Chris@336: // There is no meaningful icon for a model, in general --
Chris@336: // the icons we have represent layer types and it would be
Chris@336: // misleading to use them for models. However, if we're
Chris@336: // only showing wave models, we use the waveform icon just
Chris@336: // for decorative purposes.
Chris@336: return QVariant(QIcon(QString(":/icons/waveform.png")));
Chris@336: }
Chris@336: return QVariant();
Chris@336: }
Chris@336:
Chris@336: if (col == m_modelTypeColumn) {
Chris@336: return QVariant(model->getTypeName());
Chris@336: } else if (col == m_modelNameColumn) {
Chris@336: return QVariant(model->objectName());
Chris@336: } else if (col == m_modelMakerColumn) {
Chris@336: return QVariant(model->getMaker());
Chris@336: } else if (col == m_modelSourceColumn) {
Chris@336: return QVariant(model->getLocation());
Chris@336: }
Chris@336:
Chris@336: return QVariant();
Chris@336: }
Chris@336:
Chris@336: bool
Chris@807: ModelMetadataModel::setData(const QModelIndex &, const QVariant &, int )
Chris@336: {
Chris@336: return false;
Chris@336: }
Chris@336:
Chris@336: Qt::ItemFlags
Chris@807: ModelMetadataModel::flags(const QModelIndex &) const
Chris@336: {
Chris@336: Qt::ItemFlags flags = Qt::ItemIsEnabled;
Chris@336: return flags;
Chris@336: }
Chris@336:
Chris@336: QVariant
Chris@392: ModelMetadataModel::headerData(int section,
Chris@336: Qt::Orientation orientation,
Chris@336: int role) const
Chris@336: {
Chris@336: if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
Chris@336: if (section == m_modelTypeColumn) return QVariant(tr("Type"));
Chris@336: else if (section == m_modelNameColumn) return QVariant(tr("Name"));
Chris@336: else if (section == m_modelMakerColumn) return QVariant(tr("Maker"));
Chris@336: else if (section == m_modelSourceColumn) return QVariant(tr("Source"));
Chris@336: }
Chris@336:
Chris@336: return QVariant();
Chris@336: }
Chris@336:
Chris@336: QModelIndex
Chris@392: ModelMetadataModel::index(int row, int column, const QModelIndex &parent) const
Chris@336: {
Chris@336: if (!parent.isValid()) {
Chris@807: if (row >= (int)m_models.size()) return QModelIndex();
Chris@616: return createIndex(row, column, (void *)0);
Chris@336: }
Chris@336:
Chris@336: return QModelIndex();
Chris@336: }
Chris@336:
Chris@336: QModelIndex
Chris@807: ModelMetadataModel::parent(const QModelIndex &) const
Chris@336: {
Chris@336: return QModelIndex();
Chris@336: }
Chris@336:
Chris@336: int
Chris@392: ModelMetadataModel::rowCount(const QModelIndex &parent) const
Chris@336: {
Chris@908: if (!parent.isValid()) return int(m_models.size());
Chris@336: return 0;
Chris@336: }
Chris@336:
Chris@336: int
Chris@807: ModelMetadataModel::columnCount(const QModelIndex &) const
Chris@336: {
Chris@336: return m_columnCount;
Chris@336: }
Chris@336:
Chris@336:
Chris@336:
Chris@336: LayerTreeModel::LayerTreeModel(PaneStack *stack, QObject *parent) :
Chris@336: QAbstractItemModel(parent),
Chris@336: m_stack(stack)
Chris@336: {
Chris@336: m_layerNameColumn = 0;
Chris@336: m_layerVisibleColumn = 1;
Chris@336: m_layerPlayedColumn = 2;
Chris@336: m_modelNameColumn = 3;
Chris@336: m_columnCount = 4;
Chris@336:
Chris@336: connect(stack, SIGNAL(paneAdded()), this, SLOT(paneAdded()));
Chris@336: connect(stack, SIGNAL(paneAboutToBeDeleted(Pane *)),
Chris@336: this, SLOT(paneAboutToBeDeleted(Pane *)));
Chris@336:
Chris@336: for (int i = 0; i < stack->getPaneCount(); ++i) {
Chris@336: Pane *pane = stack->getPane(i);
Chris@336: if (!pane) continue;
Chris@336: connect(pane, SIGNAL(propertyContainerAdded(PropertyContainer *)),
Chris@336: this, SLOT(propertyContainerAdded(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(propertyContainerRemoved(PropertyContainer *)),
Chris@336: this, SLOT(propertyContainerRemoved(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(propertyContainerSelected(PropertyContainer *)),
Chris@336: this, SLOT(propertyContainerSelected(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(propertyContainerPropertyChanged(PropertyContainer *)),
Chris@336: this, SLOT(propertyContainerPropertyChanged(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(propertyContainerNameChanged(PropertyContainer *)),
Chris@336: this, SLOT(propertyContainerPropertyChanged(PropertyContainer *)));
Chris@336: connect(pane, SIGNAL(layerModelChanged()),
Chris@336: this, SLOT(paneLayerModelChanged()));
Chris@336:
Chris@298: for (int j = 0; j < pane->getLayerCount(); ++j) {
Chris@298: Layer *layer = pane->getLayer(j);
Chris@298: if (!layer) continue;
Chris@298: PlayParameters *params = layer->getPlayParameters();
Chris@298: if (!params) continue;
Chris@298: connect(params, SIGNAL(playAudibleChanged(bool)),
Chris@298: this, SLOT(playParametersAudibilityChanged(bool)));
Chris@298: }
Chris@298: }
Chris@43: }
Chris@43:
Chris@43: LayerTreeModel::~LayerTreeModel()
Chris@43: {
Chris@43: }
Chris@43:
Chris@298: void
Chris@336: LayerTreeModel::paneAdded()
Chris@336: {
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@336: LayerTreeModel::paneAboutToBeDeleted(Pane *pane)
Chris@336: {
Chris@682: cerr << "paneDeleted: " << pane << endl;
Chris@336: m_deletedPanes.insert(pane);
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@298: LayerTreeModel::propertyContainerAdded(PropertyContainer *)
Chris@298: {
Chris@298: emit layoutChanged();
Chris@298: }
Chris@298:
Chris@298: void
Chris@298: LayerTreeModel::propertyContainerRemoved(PropertyContainer *)
Chris@298: {
Chris@298: emit layoutChanged();
Chris@298: }
Chris@298:
Chris@298: void
Chris@298: LayerTreeModel::propertyContainerSelected(PropertyContainer *)
Chris@298: {
Chris@298: emit layoutChanged();
Chris@298: }
Chris@298:
Chris@298: void
Chris@336: LayerTreeModel::paneLayerModelChanged()
Chris@336: {
Chris@336: emit layoutChanged();
Chris@336: }
Chris@336:
Chris@336: void
Chris@298: LayerTreeModel::propertyContainerPropertyChanged(PropertyContainer *pc)
Chris@298: {
Chris@298: for (int i = 0; i < m_stack->getPaneCount(); ++i) {
Chris@298: Pane *pane = m_stack->getPane(i);
Chris@298: if (!pane) continue;
Chris@298: for (int j = 0; j < pane->getLayerCount(); ++j) {
Chris@298: if (pane->getLayer(j) == pc) {
Chris@298: emit dataChanged(createIndex(pane->getLayerCount() - j - 1,
Chris@336: m_layerNameColumn, pane),
Chris@298: createIndex(pane->getLayerCount() - j - 1,
Chris@336: m_modelNameColumn, pane));
Chris@298: }
Chris@298: }
Chris@298: }
Chris@298: }
Chris@298:
Chris@298: void
Chris@298: LayerTreeModel::playParametersAudibilityChanged(bool a)
Chris@298: {
Chris@298: PlayParameters *params = dynamic_cast<PlayParameters *>(sender());
Chris@298: if (!params) return;
Chris@298:
Chris@587: SVDEBUG << "LayerTreeModel::playParametersAudibilityChanged("
Chris@585: << params << "," << a << ")" << endl;
Chris@298:
Chris@298: for (int i = 0; i < m_stack->getPaneCount(); ++i) {
Chris@298: Pane *pane = m_stack->getPane(i);
Chris@298: if (!pane) continue;
Chris@298: for (int j = 0; j < pane->getLayerCount(); ++j) {
Chris@298: Layer *layer = pane->getLayer(j);
Chris@298: if (!layer) continue;
Chris@298: if (layer->getPlayParameters() == params) {
Chris@587: SVDEBUG << "LayerTreeModel::playParametersAudibilityChanged("
Chris@585: << params << "," << a << "): row " << pane->getLayerCount() - j - 1 << ", col " << 2 << endl;
Chris@298:
Chris@298: emit dataChanged(createIndex(pane->getLayerCount() - j - 1,
Chris@336: m_layerPlayedColumn, pane),
Chris@298: createIndex(pane->getLayerCount() - j - 1,
Chris@336: m_layerPlayedColumn, pane));
Chris@298: }
Chris@298: }
Chris@298: }
Chris@298: }
Chris@298:
Chris@43: QVariant
Chris@43: LayerTreeModel::data(const QModelIndex &index, int role) const
Chris@43: {
Chris@43: if (!index.isValid()) return QVariant();
Chris@56:
Chris@43: QObject *obj = static_cast<QObject *>(index.internalPointer());
Chris@277: int row = index.row(), col = index.column();
Chris@277:
Chris@277: Pane *pane = dynamic_cast<Pane *>(obj);
Chris@277: if (!pane) {
Chris@277: if (col == 0 && row < m_stack->getPaneCount()) {
Chris@277: switch (role) {
Chris@277: case Qt::DisplayRole:
Chris@277: return QVariant(QString("Pane %1").arg(row + 1));
Chris@277: case Qt::DecorationRole:
Chris@277: return QVariant(QIcon(QString(":/icons/pane.png")));
Chris@277: default: break;
Chris@277: }
Chris@277: }
Chris@43: }
Chris@43:
Chris@277: if (pane && pane->getLayerCount() > row) {
Chris@298: Layer *layer = pane->getLayer(pane->getLayerCount() - row - 1);
Chris@277: if (layer) {
Chris@336: if (col == m_layerNameColumn) {
Chris@277: switch (role) {
Chris@277: case Qt::DisplayRole:
Chris@277: return QVariant(layer->objectName());
Chris@277: case Qt::DecorationRole:
Chris@277: return QVariant
Chris@277: (QIcon(QString(":/icons/%1.png")
Chris@277: .arg(layer->getPropertyContainerIconName())));
Chris@277: default: break;
Chris@277: }
Chris@336: } else if (col == m_layerVisibleColumn) {
Chris@298: if (role == Qt::CheckStateRole) {
Chris@298: return QVariant(layer->isLayerDormant(pane) ?
Chris@298: Qt::Unchecked : Qt::Checked);
Chris@298: } else if (role == Qt::TextAlignmentRole) {
Chris@298: return QVariant(Qt::AlignHCenter);
Chris@298: }
Chris@336: } else if (col == m_layerPlayedColumn) {
Chris@298: if (role == Qt::CheckStateRole) {
Chris@298: PlayParameters *params = layer->getPlayParameters();
Chris@298: if (params) return QVariant(params->isPlayMuted() ?
Chris@298: Qt::Unchecked : Qt::Checked);
Chris@298: else return QVariant();
Chris@298: } else if (role == Qt::TextAlignmentRole) {
Chris@298: return QVariant(Qt::AlignHCenter);
Chris@298: }
Chris@336: } else if (col == m_modelNameColumn) {
Chris@277: Model *model = layer->getModel();
Chris@277: if (model && role == Qt::DisplayRole) {
Chris@277: return QVariant(model->objectName());
Chris@277: }
Chris@277: }
Chris@277: }
Chris@43: }
Chris@43:
Chris@43: return QVariant();
Chris@43: }
Chris@43:
Chris@298: bool
Chris@298: LayerTreeModel::setData(const QModelIndex &index, const QVariant &value, int role)
Chris@298: {
Chris@298: if (!index.isValid()) return false;
Chris@298:
Chris@298: QObject *obj = static_cast<QObject *>(index.internalPointer());
Chris@298: int row = index.row(), col = index.column();
Chris@298:
Chris@298: Pane *pane = dynamic_cast<Pane *>(obj);
Chris@298: if (!pane || pane->getLayerCount() <= row) return false;
Chris@298:
Chris@298: Layer *layer = pane->getLayer(pane->getLayerCount() - row - 1);
Chris@298: if (!layer) return false;
Chris@298:
Chris@336: if (col == m_layerVisibleColumn) {
Chris@298: if (role == Qt::CheckStateRole) {
Chris@298: layer->showLayer(pane, value.toInt() == Qt::Checked);
Chris@298: emit dataChanged(index, index);
Chris@298: return true;
Chris@298: }
Chris@336: } else if (col == m_layerPlayedColumn) {
Chris@298: if (role == Qt::CheckStateRole) {
Chris@298: PlayParameters *params = layer->getPlayParameters();
Chris@298: if (params) {
Chris@298: params->setPlayMuted(value.toInt() == Qt::Unchecked);
Chris@298: emit dataChanged(index, index);
Chris@298: return true;
Chris@298: }
Chris@298: }
Chris@298: }
Chris@298:
Chris@298: return false;
Chris@298: }
Chris@298:
Chris@43: Qt::ItemFlags
Chris@43: LayerTreeModel::flags(const QModelIndex &index) const
Chris@43: {
Chris@298: Qt::ItemFlags flags = Qt::ItemIsEnabled;
Chris@298: if (!index.isValid()) return flags;
Chris@298:
Chris@336: if (index.column() == m_layerVisibleColumn ||
Chris@336: index.column() == m_layerPlayedColumn) {
Chris@298: flags |= Qt::ItemIsUserCheckable;
Chris@298: } else if (index.column() == 0) {
Chris@298: flags |= Qt::ItemIsSelectable;
Chris@298: }
Chris@298:
Chris@298: return flags;
Chris@43: }
Chris@43:
Chris@43: QVariant
Chris@56: LayerTreeModel::headerData(int section,
Chris@43: Qt::Orientation orientation,
Chris@43: int role) const
Chris@43: {
Chris@56: if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
Chris@336: if (section == m_layerNameColumn) return QVariant(tr("Layer"));
Chris@336: else if (section == m_layerVisibleColumn) return QVariant(tr("Shown"));
Chris@336: else if (section == m_layerPlayedColumn) return QVariant(tr("Played"));
Chris@336: else if (section == m_modelNameColumn) return QVariant(tr("Model"));
Chris@56: }
Chris@56:
Chris@56: return QVariant();
Chris@43: }
Chris@43:
Chris@43: QModelIndex
Chris@43: LayerTreeModel::index(int row, int column, const QModelIndex &parent) const
Chris@43: {
Chris@277: // cell for a pane contains row, column, pane stack
Chris@277: // -> its parent is the invalid cell
Chris@277:
Chris@277: // cell for a layer contains row, column, pane
Chris@277: // -> its parent is row, column, pane stack (which identify the pane)
Chris@43:
Chris@43: if (!parent.isValid()) {
Chris@277: if (row >= m_stack->getPaneCount() || column > 0) return QModelIndex();
Chris@43: return createIndex(row, column, m_stack);
Chris@43: }
Chris@43:
Chris@43: QObject *obj = static_cast<QObject *>(parent.internalPointer());
Chris@277:
Chris@277: if (obj == m_stack) {
Chris@277: Pane *pane = m_stack->getPane(parent.row());
Chris@277: if (!pane || parent.column() > 0) return QModelIndex();
Chris@277: return createIndex(row, column, pane);
Chris@43: }
Chris@43:
Chris@43: return QModelIndex();
Chris@43: }
Chris@43:
Chris@43: QModelIndex
Chris@43: LayerTreeModel::parent(const QModelIndex &index) const
Chris@43: {
Chris@43: QObject *obj = static_cast<QObject *>(index.internalPointer());
Chris@43:
Chris@336: if (m_deletedPanes.find(obj) != m_deletedPanes.end()) {
Chris@336: // m_deletedPanes.erase(obj);
Chris@336: return QModelIndex();
Chris@336: }
Chris@336:
Chris@43: Pane *pane = dynamic_cast<Pane *>(obj);
Chris@43: if (pane) {
Chris@277: int index = m_stack->getPaneIndex(pane);
Chris@277: if (index >= 0) return createIndex(index, 0, m_stack);
Chris@43: }
Chris@43:
Chris@43: return QModelIndex();
Chris@43: }
Chris@43:
Chris@43: int
Chris@43: LayerTreeModel::rowCount(const QModelIndex &parent) const
Chris@43: {
Chris@277: if (!parent.isValid()) return m_stack->getPaneCount();
Chris@43:
Chris@43: QObject *obj = static_cast<QObject *>(parent.internalPointer());
Chris@43:
Chris@277: if (obj == m_stack) {
Chris@277: Pane *pane = m_stack->getPane(parent.row());
Chris@277: if (!pane || parent.column() > 0) return 0;
Chris@277: return pane->getLayerCount();
Chris@43: }
Chris@43:
Chris@43: return 0;
Chris@43: }
Chris@43:
Chris@43: int
Chris@43: LayerTreeModel::columnCount(const QModelIndex &parent) const
Chris@43: {
Chris@336: if (!parent.isValid()) return m_columnCount;
Chris@43:
Chris@43: QObject *obj = static_cast<QObject *>(parent.internalPointer());
Chris@336: if (obj == m_stack) return m_columnCount; // row for a layer
Chris@56:
Chris@43: return 1;
Chris@43: }
Chris@43: