void StackMaze::generate()
{
// Generate cell lists
m_visited = QVector< QVector<bool> >(columns(), QVector<bool>(rows()));
QList<QPoint> active;
// Start maze
QPoint start(0, randomInt(rows()));
m_visited[start.x()][start.y()] = true;
active.append(start);
// Loop through active list
QPoint cell, neighbor;
int pos;
while (!active.isEmpty()) {
pos = nextActive(active.size());
cell = active.at(pos);
neighbor = randomNeighbor(m_visited, cell);
if (neighbor.x() != -1) {
mergeCells(cell, neighbor);
active.append(neighbor);
} else {
active.takeAt(pos);
}
}
m_visited.clear();
}
TreeWidget::TreeWidget(QWidget* parent) : QTreeWidget(parent)
{
d.block = false;
d.blink = false;
d.pressedItem = 0;
d.sortingBlocked = false;
qRegisterMetaType<TreeItem*>();
setAnimated(true);
setColumnCount(2);
setIndentation(0);
setHeaderHidden(true);
setRootIsDecorated(false);
setFocusPolicy(Qt::NoFocus);
setFrameStyle(QFrame::NoFrame);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
#ifdef Q_OS_MAC
setVerticalScrollMode(ScrollPerPixel);
#endif
setItemDelegate(new TreeDelegate(this));
setSortingEnabled(true);
sortByColumn(0, Qt::AscendingOrder);
header()->setStretchLastSection(false);
header()->setResizeMode(0, QHeaderView::Stretch);
header()->setResizeMode(1, QHeaderView::Fixed);
#ifdef Q_OS_WIN
header()->resizeSection(1, fontMetrics().width("9999"));
#else
header()->resizeSection(1, fontMetrics().width("999"));
#endif
connect(this, SIGNAL(itemExpanded(QTreeWidgetItem*)), this, SLOT(onItemExpanded(QTreeWidgetItem*)));
connect(this, SIGNAL(itemCollapsed(QTreeWidgetItem*)), this, SLOT(onItemCollapsed(QTreeWidgetItem*)));
connect(this, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)),
this, SLOT(onCurrentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)));
#ifdef Q_OS_MAC
QString navigate(tr("Ctrl+Alt+%1"));
QString nextActive(tr("Shift+Ctrl+Alt+%1"));
#else
QString navigate(tr("Alt+%1"));
QString nextActive(tr("Shift+Alt+%1"));
#endif
QShortcut* shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(navigate.arg("Up")));
connect(shortcut, SIGNAL(activated()), this, SLOT(moveToPrevItem()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(navigate.arg("Down")));
connect(shortcut, SIGNAL(activated()), this, SLOT(moveToNextItem()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(nextActive.arg("Up")));
connect(shortcut, SIGNAL(activated()), this, SLOT(moveToPrevActiveItem()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(nextActive.arg("Down")));
connect(shortcut, SIGNAL(activated()), this, SLOT(moveToNextActiveItem()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(navigate.arg("Right")));
connect(shortcut, SIGNAL(activated()), this, SLOT(expandCurrentConnection()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(navigate.arg("Left")));
connect(shortcut, SIGNAL(activated()), this, SLOT(collapseCurrentConnection()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(tr("Ctrl+L")));
connect(shortcut, SIGNAL(activated()), this, SLOT(moveToMostActiveItem()));
shortcut = new QShortcut(this);
shortcut->setKey(QKeySequence(tr("Ctrl+R")));
connect(shortcut, SIGNAL(activated()), this, SLOT(resetItems()));
}
