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gui: lazy loading of tree model

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This commit is contained in:
Sergiusz Bazanski 2018-07-31 15:49:47 +01:00
parent 412c920e94
commit cc0ffee3fe
4 changed files with 412 additions and 254 deletions
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134
gui/designwidget.cc
View File

@ -222,9 +222,9 @@ void DesignWidget::updateTree()
{
clearProperties();
QMap<ContextTreeItem *, int>::iterator i = highlightSelected.begin();
QMap<LazyTreeItem *, int>::iterator i = highlightSelected.begin();
while (i != highlightSelected.end()) {
QMap<ContextTreeItem *, int>::iterator prev = i;
QMap<LazyTreeItem *, int>::iterator prev = i;
++i;
if (prev.key()->type() == ElementType::NET && ctx->nets.find(prev.key()->id()) == ctx->nets.end()) {
highlightSelected.erase(prev);
@ -308,25 +308,25 @@ QtProperty *DesignWidget::addSubGroup(QtProperty *topItem, const QString &name)
void DesignWidget::onClickedBel(BelId bel, bool keep)
{
ContextTreeItem *item = treeModel->nodeForIdType(ElementType::BEL, ctx->getBelName(bel).c_str(ctx));
selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
//LazyTreeItem *item = treeModel->nodeForIdType(ElementType::BEL, ctx->getBelName(bel).c_str(ctx));
//selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
// keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
Q_EMIT selected(getDecals(ElementType::BEL, ctx->getBelName(bel)), keep);
}
void DesignWidget::onClickedWire(WireId wire, bool keep)
{
ContextTreeItem *item = treeModel->nodeForIdType(ElementType::WIRE, ctx->getWireName(wire).c_str(ctx));
selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
//LazyTreeItem *item = treeModel->nodeForIdType(ElementType::WIRE, ctx->getWireName(wire).c_str(ctx));
//selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
// keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
Q_EMIT selected(getDecals(ElementType::WIRE, ctx->getWireName(wire)), keep);
}
void DesignWidget::onClickedPip(PipId pip, bool keep)
{
ContextTreeItem *item = treeModel->nodeForIdType(ElementType::PIP, ctx->getPipName(pip).c_str(ctx));
selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
//LazyTreeItem *item = treeModel->nodeForIdType(ElementType::PIP, ctx->getPipName(pip).c_str(ctx));
//selectionModel->setCurrentIndex(treeModel->indexFromNode(item),
// keep ? QItemSelectionModel::Select : QItemSelectionModel::ClearAndSelect);
Q_EMIT selected(getDecals(ElementType::PIP, ctx->getPipName(pip)), keep);
}
@ -338,7 +338,7 @@ void DesignWidget::onSelectionChanged(const QItemSelection &, const QItemSelecti
if (selectionModel->selectedIndexes().size() > 1) {
std::vector<DecalXY> decals;
for (auto index : selectionModel->selectedIndexes()) {
ContextTreeItem *item = treeModel->nodeFromIndex(index);
LazyTreeItem *item = treeModel->nodeFromIndex(index);
std::vector<DecalXY> d = getDecals(item->type(), item->id());
std::move(d.begin(), d.end(), std::back_inserter(decals));
}
@ -348,7 +348,7 @@ void DesignWidget::onSelectionChanged(const QItemSelection &, const QItemSelecti
QModelIndex index = selectionModel->selectedIndexes().at(0);
if (!index.isValid())
return;
ContextTreeItem *clickItem = treeModel->nodeFromIndex(index);
LazyTreeItem *clickItem = treeModel->nodeFromIndex(index);
ElementType type = clickItem->type();
if (type == ElementType::NONE)
@ -596,7 +596,7 @@ std::vector<DecalXY> DesignWidget::getDecals(ElementType type, IdString value)
return decals;
}
void DesignWidget::updateHighlightGroup(QList<ContextTreeItem *> items, int group)
void DesignWidget::updateHighlightGroup(QList<LazyTreeItem *> items, int group)
{
const bool shouldClear = items.size() == 1;
for (auto item : items) {
@ -620,53 +620,53 @@ void DesignWidget::updateHighlightGroup(QList<ContextTreeItem *> items, int grou
void DesignWidget::prepareMenuProperty(const QPoint &pos)
{
QTreeWidget *tree = propertyEditor->treeWidget();
QList<ContextTreeItem *> items;
for (auto itemContextMenu : tree->selectedItems()) {
QtBrowserItem *browserItem = propertyEditor->itemToBrowserItem(itemContextMenu);
if (!browserItem)
continue;
QtProperty *selectedProperty = browserItem->property();
ElementType type = getElementTypeByName(selectedProperty->propertyId());
if (type == ElementType::NONE)
continue;
IdString value = ctx->id(selectedProperty->valueText().toStdString());
items.append(treeModel->nodeForIdType(type, value.c_str(ctx)));
}
int selectedIndex = -1;
if (items.size() == 1) {
ContextTreeItem *item = items.at(0);
if (highlightSelected.contains(item))
selectedIndex = highlightSelected[item];
}
//QTreeWidget *tree = propertyEditor->treeWidget();
//QList<LazyTreeItem *> items;
//for (auto itemContextMenu : tree->selectedItems()) {
// QtBrowserItem *browserItem = propertyEditor->itemToBrowserItem(itemContextMenu);
// if (!browserItem)
// continue;
// QtProperty *selectedProperty = browserItem->property();
// ElementType type = getElementTypeByName(selectedProperty->propertyId());
// if (type == ElementType::NONE)
// continue;
// IdString value = ctx->id(selectedProperty->valueText().toStdString());
// items.append(treeModel->nodeForIdType(type, value.c_str(ctx)));
//}
//int selectedIndex = -1;
//if (items.size() == 1) {
// LazyTreeItem *item = items.at(0);
// if (highlightSelected.contains(item))
// selectedIndex = highlightSelected[item];
//}
QMenu menu(this);
QAction *selectAction = new QAction("&Select", this);
connect(selectAction, &QAction::triggered, this, [this, items] {
std::vector<DecalXY> decals;
for (auto clickItem : items) {
std::vector<DecalXY> d = getDecals(clickItem->type(), clickItem->id());
std::move(d.begin(), d.end(), std::back_inserter(decals));
}
Q_EMIT selected(decals, false);
});
menu.addAction(selectAction);
//QMenu menu(this);
//QAction *selectAction = new QAction("&Select", this);
//connect(selectAction, &QAction::triggered, this, [this, items] {
// std::vector<DecalXY> decals;
// for (auto clickItem : items) {
// std::vector<DecalXY> d = getDecals(clickItem->type(), clickItem->id());
// std::move(d.begin(), d.end(), std::back_inserter(decals));
// }
// Q_EMIT selected(decals, false);
//});
//menu.addAction(selectAction);
QMenu *subMenu = menu.addMenu("Highlight");
QActionGroup *group = new QActionGroup(this);
group->setExclusive(true);
for (int i = 0; i < 8; i++) {
QPixmap pixmap(32, 32);
pixmap.fill(QColor(highlightColors[i]));
QAction *action = new QAction(QIcon(pixmap), ("Group " + std::to_string(i)).c_str(), this);
action->setCheckable(true);
subMenu->addAction(action);
group->addAction(action);
if (selectedIndex == i)
action->setChecked(true);
connect(action, &QAction::triggered, this, [this, i, items] { updateHighlightGroup(items, i); });
}
menu.exec(tree->mapToGlobal(pos));
//QMenu *subMenu = menu.addMenu("Highlight");
//QActionGroup *group = new QActionGroup(this);
//group->setExclusive(true);
//for (int i = 0; i < 8; i++) {
// QPixmap pixmap(32, 32);
// pixmap.fill(QColor(highlightColors[i]));
// QAction *action = new QAction(QIcon(pixmap), ("Group " + std::to_string(i)).c_str(), this);
// action->setCheckable(true);
// subMenu->addAction(action);
// group->addAction(action);
// if (selectedIndex == i)
// action->setChecked(true);
// connect(action, &QAction::triggered, this, [this, i, items] { updateHighlightGroup(items, i); });
//}
//menu.exec(tree->mapToGlobal(pos));
}
void DesignWidget::prepareMenuTree(const QPoint &pos)
@ -676,13 +676,13 @@ void DesignWidget::prepareMenuTree(const QPoint &pos)
if (selectionModel->selectedIndexes().size() == 0)
return;
QList<ContextTreeItem *> items;
QList<LazyTreeItem *> items;
for (auto index : selectionModel->selectedIndexes()) {
ContextTreeItem *item = treeModel->nodeFromIndex(index);
LazyTreeItem *item = treeModel->nodeFromIndex(index);
items.append(item);
}
if (items.size() == 1) {
ContextTreeItem *item = items.at(0);
LazyTreeItem *item = items.at(0);
if (highlightSelected.contains(item))
selectedIndex = highlightSelected[item];
}
@ -706,11 +706,11 @@ void DesignWidget::prepareMenuTree(const QPoint &pos)
void DesignWidget::onItemDoubleClicked(QTreeWidgetItem *item, int column)
{
QtProperty *selectedProperty = propertyEditor->itemToBrowserItem(item)->property();
ElementType type = getElementTypeByName(selectedProperty->propertyId());
ContextTreeItem *it = treeModel->nodeForIdType(type, selectedProperty->valueText());
if (it)
selectionModel->setCurrentIndex(treeModel->indexFromNode(it), QItemSelectionModel::ClearAndSelect);
//QtProperty *selectedProperty = propertyEditor->itemToBrowserItem(item)->property();
//ElementType type = getElementTypeByName(selectedProperty->propertyId());
//LazyTreeItem *it = treeModel->nodeForIdType(type, selectedProperty->valueText());
//if (it)
// selectionModel->setCurrentIndex(treeModel->indexFromNode(it), QItemSelectionModel::ClearAndSelect);
}
void DesignWidget::onDoubleClicked(const QModelIndex &index) { Q_EMIT zoomSelected(); }

4
gui/designwidget.h
View File

@ -51,7 +51,7 @@ class DesignWidget : public QWidget
void updateButtons();
void addToHistory(QModelIndex item);
std::vector<DecalXY> getDecals(ElementType type, IdString value);
void updateHighlightGroup(QList<ContextTreeItem *> item, int group);
void updateHighlightGroup(QList<LazyTreeItem *> item, int group);
Q_SIGNALS:
void info(std::string text);
void selected(std::vector<DecalXY> decal, bool keep);
@ -97,7 +97,7 @@ class DesignWidget : public QWidget
QAction *actionClear;
QColor highlightColors[8];
QMap<ContextTreeItem *, int> highlightSelected;
QMap<LazyTreeItem *, int> highlightSelected;
};
NEXTPNR_NAMESPACE_END

312
gui/treemodel.cc
View File

@ -39,11 +39,12 @@ ContextTreeItem::~ContextTreeItem()
parentNode->children.removeOne(this);
qDeleteAll(children);
}
void ContextTreeItem::addChild(ContextTreeItem *item)
{
item->parentNode = this;
children.append(item);
}
//void ContextTreeItem::addChild(ContextTreeItem *item)
//{
// item->parentNode = this;
// children.append(item);
//}
void ContextTreeItem::sort()
{
@ -85,9 +86,11 @@ void ContextTreeItem::sort()
});
}
ContextTreeModel::ContextTreeModel(QObject *parent) : QAbstractItemModel(parent) { root = new ContextTreeItem(); }
ContextTreeModel::ContextTreeModel(QObject *parent) :
QAbstractItemModel(parent),
root_(new StaticTreeItem("Elements", nullptr)) {}
ContextTreeModel::~ContextTreeModel() { delete root; }
ContextTreeModel::~ContextTreeModel() {}
void ContextTreeModel::loadData(Context *ctx)
{
@ -96,109 +99,49 @@ void ContextTreeModel::loadData(Context *ctx)
beginResetModel();
delete root;
root = new ContextTreeItem();
for (int i = 0; i < 6; i++)
nameToItem[i].clear();
IdString none;
ContextTreeItem *bels_root = new ContextTreeItem("Bels");
root->addChild(bels_root);
QMap<QString, ContextTreeItem *> bel_items;
// Add bels to tree
for (auto bel : ctx->getBels()) {
IdString id = ctx->getBelName(bel);
QStringList items = QString(id.c_str(ctx)).split("/");
QString name;
ContextTreeItem *parent = bels_root;
for (int i = 0; i < items.size(); i++) {
if (!name.isEmpty())
name += "/";
name += items.at(i);
if (!bel_items.contains(name)) {
if (i == items.size() - 1) {
ContextTreeItem *item = new ContextTreeItem(id, ElementType::BEL, items.at(i));
parent->addChild(item);
nameToItem[0].insert(name, item);
} else {
ContextTreeItem *item = new ContextTreeItem(none, ElementType::NONE, items.at(i));
parent->addChild(item);
bel_items.insert(name, item);
}
}
parent = bel_items[name];
{
printf("generating bel map...\n");
std::map<std::pair<int, int>, std::vector<BelId>> belMap;
for (auto bel : ctx->getBels()) {
auto loc = ctx->getBelLocation(bel);
belMap[std::pair<int, int>(loc.x, loc.y)].push_back(bel);
}
}
bels_root->sort();
ContextTreeItem *wire_root = new ContextTreeItem("Wires");
root->addChild(wire_root);
QMap<QString, ContextTreeItem *> wire_items;
printf("generating bel static tree...\n");
auto belGetter = [](Context *ctx, BelId id) { return ctx->getBelName(id); };
bel_root_ = std::unique_ptr<BelXYRoot>(new BelXYRoot(ctx, "Bels", root_.get(), belMap, belGetter));
// Add wires to tree
for (auto wire : ctx->getWires()) {
auto id = ctx->getWireName(wire);
QStringList items = QString(id.c_str(ctx)).split("/");
QString name;
ContextTreeItem *parent = wire_root;
for (int i = 0; i < items.size(); i++) {
if (!name.isEmpty())
name += "/";
name += items.at(i);
if (!wire_items.contains(name)) {
if (i == items.size() - 1) {
ContextTreeItem *item = new ContextTreeItem(id, ElementType::WIRE, items.at(i));
parent->addChild(item);
nameToItem[1].insert(name, item);
} else {
ContextTreeItem *item = new ContextTreeItem(none, ElementType::NONE, items.at(i));
parent->addChild(item);
wire_items.insert(name, item);
}
}
parent = wire_items[name];
printf("generating wire map...\n");
std::map<std::pair<int, int>, std::vector<WireId>> wireMap;
//TODO(q3k): change this once we have an API to get wire categories/locations/labels
for (int i = 0; i < ctx->chip_info->num_wires; i++) {
const auto wire = &ctx->chip_info->wire_data[i];
WireId wireid;
wireid.index = i;
wireMap[std::pair<int, int>(wire->x, wire->y)].push_back(wireid);
}
printf("generating wire static tree...\n");
auto wireGetter = [](Context *ctx, WireId id) { return ctx->getWireName(id); };
wire_root_ = std::unique_ptr<WireXYRoot>(new WireXYRoot(ctx, "Wires", root_.get(), wireMap, wireGetter));
printf("generating pip map...\n");
std::map<std::pair<int, int>, std::vector<PipId>> pipMap;
//TODO(q3k): change this once we have an API to get wire categories/locations/labels
for (int i = 0; i < ctx->chip_info->num_pips; i++) {
const auto pip = &ctx->chip_info->pip_data[i];
PipId pipid;
pipid.index = i;
pipMap[std::pair<int, int>(pip->x, pip->y)].push_back(pipid);
}
printf("generating pip static tree...\n");
auto pipGetter = [](Context *ctx, PipId id) { return ctx->getPipName(id); };
pip_root_ = std::unique_ptr<PipXYRoot>(new PipXYRoot(ctx, "Pips", root_.get(), pipMap, pipGetter));
}
wire_root->sort();
ContextTreeItem *pip_root = new ContextTreeItem("Pips");
root->addChild(pip_root);
QMap<QString, ContextTreeItem *> pip_items;
//nets_root = new ContextTreeItem("Nets");
//root->addChild(nets_root);
// Add pips to tree
for (auto pip : ctx->getPips()) {
auto id = ctx->getPipName(pip);
QStringList items = QString(id.c_str(ctx)).split("/");
QString name;
ContextTreeItem *parent = pip_root;
for (int i = 0; i < items.size(); i++) {
if (!name.isEmpty())
name += "/";
name += items.at(i);
if (!pip_items.contains(name)) {
if (i == items.size() - 1) {
ContextTreeItem *item = new ContextTreeItem(id, ElementType::PIP, items.at(i));
parent->addChild(item);
nameToItem[2].insert(name, item);
} else {
ContextTreeItem *item = new ContextTreeItem(none, ElementType::NONE, items.at(i));
parent->addChild(item);
pip_items.insert(name, item);
}
}
parent = pip_items[name];
}
}
pip_root->sort();
nets_root = new ContextTreeItem("Nets");
root->addChild(nets_root);
cells_root = new ContextTreeItem("Cells");
root->addChild(cells_root);
//cells_root = new ContextTreeItem("Cells");
//root->addChild(cells_root);
endResetModel();
}
@ -212,61 +155,61 @@ void ContextTreeModel::updateData(Context *ctx)
//QModelIndex nets_index = indexFromNode(nets_root);
// Remove nets not existing any more
QMap<QString, ContextTreeItem *>::iterator i = nameToItem[3].begin();
while (i != nameToItem[3].end()) {
QMap<QString, ContextTreeItem *>::iterator prev = i;
++i;
if (ctx->nets.find(ctx->id(prev.key().toStdString())) == ctx->nets.end()) {
//int pos = prev.value()->parent()->indexOf(prev.value());
//beginRemoveRows(nets_index, pos, pos);
delete prev.value();
nameToItem[3].erase(prev);
//endRemoveRows();
}
}
// Add nets to tree
for (auto &item : ctx->nets) {
auto id = item.first;
QString name = QString(id.c_str(ctx));
if (!nameToItem[3].contains(name)) {
//beginInsertRows(nets_index, nets_root->count() + 1, nets_root->count() + 1);
ContextTreeItem *newItem = new ContextTreeItem(id, ElementType::NET, name);
nets_root->addChild(newItem);
nameToItem[3].insert(name, newItem);
//endInsertRows();
}
}
//QMap<QString, ContextTreeItem *>::iterator i = nameToItem[3].begin();
//while (i != nameToItem[3].end()) {
// QMap<QString, ContextTreeItem *>::iterator prev = i;
// ++i;
// if (ctx->nets.find(ctx->id(prev.key().toStdString())) == ctx->nets.end()) {
// //int pos = prev.value()->parent()->indexOf(prev.value());
// //beginRemoveRows(nets_index, pos, pos);
// delete prev.value();
// nameToItem[3].erase(prev);
// //endRemoveRows();
// }
//}
//// Add nets to tree
//for (auto &item : ctx->nets) {
// auto id = item.first;
// QString name = QString(id.c_str(ctx));
// if (!nameToItem[3].contains(name)) {
// //beginInsertRows(nets_index, nets_root->count() + 1, nets_root->count() + 1);
// ContextTreeItem *newItem = new ContextTreeItem(id, ElementType::NET, name);
// nets_root->addChild(newItem);
// nameToItem[3].insert(name, newItem);
// //endInsertRows();
// }
//}
nets_root->sort();
//nets_root->sort();
//QModelIndex cell_index = indexFromNode(cells_root);
// Remove cells not existing any more
i = nameToItem[4].begin();
while (i != nameToItem[4].end()) {
QMap<QString, ContextTreeItem *>::iterator prev = i;
++i;
if (ctx->cells.find(ctx->id(prev.key().toStdString())) == ctx->cells.end()) {
//int pos = prev.value()->parent()->indexOf(prev.value());
//beginRemoveRows(cell_index, pos, pos);
delete prev.value();
nameToItem[4].erase(prev);
//endRemoveRows();
}
}
// Add cells to tree
for (auto &item : ctx->cells) {
auto id = item.first;
QString name = QString(id.c_str(ctx));
if (!nameToItem[4].contains(name)) {
//beginInsertRows(cell_index, cells_root->count() + 1, cells_root->count() + 1);
ContextTreeItem *newItem = new ContextTreeItem(id, ElementType::CELL, name);
cells_root->addChild(newItem);
nameToItem[4].insert(name, newItem);
//endInsertRows();
}
}
//i = nameToItem[4].begin();
//while (i != nameToItem[4].end()) {
// QMap<QString, ContextTreeItem *>::iterator prev = i;
// ++i;
// if (ctx->cells.find(ctx->id(prev.key().toStdString())) == ctx->cells.end()) {
// //int pos = prev.value()->parent()->indexOf(prev.value());
// //beginRemoveRows(cell_index, pos, pos);
// delete prev.value();
// nameToItem[4].erase(prev);
// //endRemoveRows();
// }
//}
//// Add cells to tree
//for (auto &item : ctx->cells) {
// auto id = item.first;
// QString name = QString(id.c_str(ctx));
// if (!nameToItem[4].contains(name)) {
// //beginInsertRows(cell_index, cells_root->count() + 1, cells_root->count() + 1);
// ContextTreeItem *newItem = new ContextTreeItem(id, ElementType::CELL, name);
// cells_root->addChild(newItem);
// nameToItem[4].insert(name, newItem);
// //endInsertRows();
// }
//}
cells_root->sort();
//cells_root->sort();
endResetModel();
}
@ -277,18 +220,19 @@ int ContextTreeModel::columnCount(const QModelIndex &parent) const { return 1; }
QModelIndex ContextTreeModel::index(int row, int column, const QModelIndex &parent) const
{
ContextTreeItem *node = nodeFromIndex(parent);
LazyTreeItem *node = nodeFromIndex(parent);
if (row >= node->count())
return QModelIndex();
return createIndex(row, column, node->at(row));
return createIndex(row, column, node->child(row));
}
QModelIndex ContextTreeModel::parent(const QModelIndex &child) const
{
ContextTreeItem *parent = nodeFromIndex(child)->parent();
if (parent == root)
LazyTreeItem *parent = nodeFromIndex(child)->parent();
if (parent == root_.get())
return QModelIndex();
ContextTreeItem *node = parent->parent();
LazyTreeItem *node = parent->parent();
return createIndex(node->indexOf(parent), 0, parent);
}
@ -298,7 +242,7 @@ QVariant ContextTreeModel::data(const QModelIndex &index, int role) const
return QVariant();
if (role != Qt::DisplayRole)
return QVariant();
ContextTreeItem *node = nodeFromIndex(index);
LazyTreeItem *node = nodeFromIndex(index);
return node->name();
}
@ -311,11 +255,11 @@ QVariant ContextTreeModel::headerData(int section, Qt::Orientation orientation,
return QVariant();
}
ContextTreeItem *ContextTreeModel::nodeFromIndex(const QModelIndex &idx) const
LazyTreeItem *ContextTreeModel::nodeFromIndex(const QModelIndex &idx) const
{
if (idx.isValid())
return (ContextTreeItem *)idx.internalPointer();
return root;
return (LazyTreeItem *)idx.internalPointer();
return root_.get();
}
static int getElementIndex(ElementType type)
@ -333,25 +277,37 @@ static int getElementIndex(ElementType type)
return -1;
}
ContextTreeItem *ContextTreeModel::nodeForIdType(const ElementType type, const QString name) const
{
int index = getElementIndex(type);
if (type != ElementType::NONE && nameToItem[index].contains(name))
return nameToItem[index].value(name);
return nullptr;
}
//ContextTreeItem *ContextTreeModel::nodeForIdType(const ElementType type, const QString name) const
//{
// int index = getElementIndex(type);
// if (type != ElementType::NONE && nameToItem[index].contains(name))
// return nameToItem[index].value(name);
// return nullptr;
//}
QModelIndex ContextTreeModel::indexFromNode(ContextTreeItem *node)
{
ContextTreeItem *parent = node->parent();
if (parent == root)
return QModelIndex();
return createIndex(parent->indexOf(node), 0, node);
}
//QModelIndex ContextTreeModel::indexFromNode(ContextTreeItem *node)
//{
// ContextTreeItem *parent = node->parent();
// if (parent == root)
// return QModelIndex();
// return createIndex(parent->indexOf(node), 0, node);
//}
Qt::ItemFlags ContextTreeModel::flags(const QModelIndex &index) const
{
ContextTreeItem *node = nodeFromIndex(index);
LazyTreeItem *node = nodeFromIndex(index);
return Qt::ItemIsEnabled | (node->type() != ElementType::NONE ? Qt::ItemIsSelectable : Qt::NoItemFlags);
}
void ContextTreeModel::fetchMore(const QModelIndex &parent)
{
nodeFromIndex(parent)->fetchMore();
}
bool ContextTreeModel::canFetchMore(const QModelIndex &parent) const
{
return nodeFromIndex(parent)->canFetchMore();
}
NEXTPNR_NAMESPACE_END

216
gui/treemodel.h
View File

@ -61,17 +61,212 @@ class ContextTreeItem
QString itemName;
};
class LazyTreeItem
{
protected:
QString name_;
LazyTreeItem *parent_;
QList<LazyTreeItem *> children_;
void addChild(LazyTreeItem *child)
{
children_.append(child);
}
public:
LazyTreeItem(QString name, LazyTreeItem *parent) :
name_(name), parent_(parent)
{
// Register in parent if exists.
if (parent_ != nullptr) {
parent_->addChild(this);
}
};
int count() const
{
return children_.count();
}
QString name() const
{
return name_;
}
LazyTreeItem *child(int index)
{
return children_.at(index);
}
int indexOf(LazyTreeItem *child) const
{
return children_.indexOf(child, 0);
}
LazyTreeItem *parent()
{
return parent_;
}
virtual bool canFetchMore() const = 0;
virtual void fetchMore() = 0;
virtual ElementType type() const = 0;
virtual IdString id() const = 0;
virtual ~LazyTreeItem() {}
};
class StaticTreeItem : public LazyTreeItem
{
public:
using LazyTreeItem::LazyTreeItem;
virtual bool canFetchMore() const override
{
return false;
}
virtual void fetchMore() override
{
}
virtual ~StaticTreeItem() {}
virtual ElementType type() const override
{
return ElementType::NONE;
}
virtual IdString id() const override
{
return IdString();
}
};
template <typename ElementT>
class ElementList : public LazyTreeItem
{
public:
using ElementMap = std::map<std::pair<int, int>, std::vector<ElementT>>;
using ElementGetter = std::function<IdString(Context *, ElementT)>;
private:
Context *ctx_;
const ElementMap *map_;
int x_, y_;
ElementGetter getter_;
std::vector<std::unique_ptr<StaticTreeItem>> managed_;
// scope valid until map gets mutated...
const std::vector<ElementT> *elements() const
{
return &map_->at(std::pair<int, int>(x_, y_));
}
public:
ElementList(Context *ctx, QString name, LazyTreeItem *parent, ElementMap *map, int x, int y, ElementGetter getter) :
LazyTreeItem(name, parent), ctx_(ctx), map_(map), x_(x), y_(y), getter_(getter)
{
}
virtual bool canFetchMore() const override
{
return children_.size() < elements()->size();
}
void fetchMore(int count)
{
int start = children_.size();
size_t end = std::min(start + count, (int)elements()->size());
for (int i = start; i < end; i++) {
QString name(getter_(ctx_, elements()->at(i)).c_str(ctx_));
// Remove X.../Y.../ prefix
QString prefix = QString("X%1/Y%2/").arg(x_).arg(y_);
if (name.startsWith(prefix))
name.remove(0, prefix.size());
auto item = new StaticTreeItem(name, this);
managed_.push_back(std::move(std::unique_ptr<StaticTreeItem>(item)));
}
}
virtual void fetchMore() override
{
fetchMore(100);
}
virtual ElementType type() const override
{
return ElementType::NONE;
}
virtual IdString id() const override
{
return IdString();
}
};
template <typename ElementT>
class ElementXYRoot : public StaticTreeItem
{
public:
using ElementMap = std::map<std::pair<int, int>, std::vector<ElementT>>;
using ElementGetter = std::function<IdString(Context *, ElementT)>;
private:
Context *ctx_;
std::vector<std::unique_ptr<LazyTreeItem>> bels_;
ElementMap map_;
ElementGetter getter_;
public:
ElementXYRoot(Context *ctx, QString name, LazyTreeItem *parent, ElementMap map, ElementGetter getter) :
StaticTreeItem(name, parent), ctx_(ctx), map_(map), getter_(getter)
{
std::vector<int> y_present;
for (int i = 0; i < ctx->getGridDimX(); i++) {
y_present.clear();
// first find all the elements in all Y coordinates in this X
for (int j = 0; j < ctx->getGridDimY(); j++) {
if (map_.count(std::pair<int, int>(i, j)) == 0)
continue;
y_present.push_back(j);
}
// no bels in any X coordinate? do not add X tree item.
if (y_present.size() == 0)
continue;
// create X item for tree
auto item = new StaticTreeItem(QString("X%1").arg(i), this);
bels_.push_back(std::move(std::unique_ptr<LazyTreeItem>(item)));
for (auto j : y_present) {
auto item2 = new ElementList<ElementT>(ctx_, QString("Y%1").arg(j), item, &map_, i, j, getter_);
item2->fetchMore(1);
bels_.push_back(std::move(std::unique_ptr<LazyTreeItem>(item2)));
}
}
}
};
class ContextTreeModel : public QAbstractItemModel
{
public:
using BelXYRoot = ElementXYRoot<BelId>;
using WireXYRoot = ElementXYRoot<WireId>;
using PipXYRoot = ElementXYRoot<PipId>;
ContextTreeModel(QObject *parent = nullptr);
~ContextTreeModel();
void loadData(Context *ctx);
void updateData(Context *ctx);
ContextTreeItem *nodeFromIndex(const QModelIndex &idx) const;
QModelIndex indexFromNode(ContextTreeItem *node);
ContextTreeItem *nodeForIdType(const ElementType type, const QString name) const;
LazyTreeItem *nodeFromIndex(const QModelIndex &idx) const;
//QModelIndex indexFromNode(ContextTreeItem *node);
//ContextTreeItem *nodeForIdType(const ElementType type, const QString name) const;
// Override QAbstractItemModel methods
int rowCount(const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
int columnCount(const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
@ -80,12 +275,19 @@ class ContextTreeModel : public QAbstractItemModel
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const Q_DECL_OVERRIDE;
QVariant headerData(int section, Qt::Orientation orientation, int role) const Q_DECL_OVERRIDE;
Qt::ItemFlags flags(const QModelIndex &index) const Q_DECL_OVERRIDE;
void fetchMore(const QModelIndex &parent) Q_DECL_OVERRIDE;
bool canFetchMore(const QModelIndex &parent) const Q_DECL_OVERRIDE;
private:
ContextTreeItem *root;
QMap<QString, ContextTreeItem *> nameToItem[6];
ContextTreeItem *nets_root;
ContextTreeItem *cells_root;
std::unique_ptr<LazyTreeItem> root_;
std::unique_ptr<BelXYRoot> bel_root_;
std::unique_ptr<WireXYRoot> wire_root_;
std::unique_ptr<PipXYRoot> pip_root_;
//std::unique_ptr<ElementXYRoot> wires_root_;
//std::unique_ptr<ElementXYRoot> pips_root_;
//QMap<QString, ContextTreeItem *> nameToItem[6];
//ContextTreeItem *nets_root;
//ContextTreeItem *cells_root;
};
NEXTPNR_NAMESPACE_END