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ProjectExtensionsPage: Rework project combo box

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Show a actual tree in the combobox.

Task-number: QTCREATORBUG-12002
Change-Id: I22b62f444923193972109a096bc6eef26a31bf9f
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@digia.com>
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
This commit is contained in:
Daniel Teske
2014-05-13 13:06:30 +02:00
parent 4743217eac
commit 5969c01fa6
10 changed files with 598 additions and 291 deletions
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67
src/libs/utils/treeviewcombobox.cpp
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@@ -57,18 +57,41 @@ TreeViewComboBox::TreeViewComboBox(QWidget *parent)
m_view->viewport()->installEventFilter(this);
}
QModelIndex TreeViewComboBox::indexAbove(QModelIndex index)
{
do
index = m_view->indexAbove(index);
while (index.isValid() && !(model()->flags(index) & Qt::ItemIsSelectable));
return index;
}
QModelIndex TreeViewComboBox::indexBelow(QModelIndex index)
{
do
index = m_view->indexBelow(index);
while (index.isValid() && !(model()->flags(index) & Qt::ItemIsSelectable));
return index;
}
QModelIndex TreeViewComboBox::lastIndex(const QModelIndex index)
{
if (index.isValid() && !m_view->isExpanded(index))
return index;
int rows = m_view->model()->rowCount(index);
if (rows == 0)
return index;
return lastIndex(m_view->model()->index(rows - 1, 0, index));
}
void TreeViewComboBox::wheelEvent(QWheelEvent *e)
{
QModelIndex index = m_view->currentIndex();
if (e->delta() > 0) {
do
index = m_view->indexAbove(index);
while (index.isValid() && !(model()->flags(index) & Qt::ItemIsSelectable));
} else if (e->delta() < 0) {
do
index = m_view->indexBelow(index);
while (index.isValid() && !(model()->flags(index) & Qt::ItemIsSelectable));
}
if (e->delta() > 0)
index = indexAbove(index);
else if (e->delta() < 0)
index = indexBelow(index);
e->accept();
if (!index.isValid())
return;
@@ -79,8 +102,34 @@ void TreeViewComboBox::wheelEvent(QWheelEvent *e)
emit activated(index.row());
}
void TreeViewComboBox::keyPressEvent(QKeyEvent *e)
{
if (e->key() == Qt::Key_Up || e->key() == Qt::Key_PageUp) {
setCurrentIndex(indexAbove(m_view->currentIndex()));
} else if (e->key() == Qt::Key_Down || e->key() == Qt::Key_PageDown) {
setCurrentIndex(indexBelow(m_view->currentIndex()));
} else if (e->key() == Qt::Key_Home) {
QModelIndex index = m_view->model()->index(0, 0);
if (index.isValid() && !model()->flags(index) & Qt::ItemIsSelectable)
index = indexBelow(index);
setCurrentIndex(index);
} else if (e->key() == Qt::Key_End) {
QModelIndex index = lastIndex(m_view->rootIndex());
if (index.isValid() && !model()->flags(index) & Qt::ItemIsSelectable)
index = indexAbove(index);
setCurrentIndex(index);
} else {
QComboBox::keyPressEvent(e);
return;
}
e->accept();
}
void TreeViewComboBox::setCurrentIndex(const QModelIndex &index)
{
if (!index.isValid())
return;
setRootModelIndex(model()->parent(index));
QComboBox::setCurrentIndex(index.row());
setRootModelIndex(QModelIndex());