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TreeModel: Rework tree iteration

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Use function objects to apply directly during a depth-first
walk of the tree instead of faking a flat container of tree
nodes. Less code, and allows even some non-const operations.

Change-Id: I804ab11df358fe937b40809cbcb772e6f3ff8dc5
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
This commit is contained in:
hjk
2016-05-04 16:41:15 +02:00
parent aa2e135379
commit dee7ad3806
14 changed files with 85 additions and 227 deletions
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3
src/plugins/debugger/watchhandler.cpp
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@@ -1361,8 +1361,9 @@ void WatchHandler::notifyUpdateStarted(const QList<QByteArray> &inames)
auto marker = [](TreeItem *it) { static_cast<WatchItem *>(it)->outdated = true; };
if (inames.isEmpty()) {
foreach (auto item, m_model->itemsAtLevel<WatchItem *>(2))
m_model->forEachItemAtLevel<WatchItem *>(2, [marker](WatchItem *item) {
item->walkTree(marker);
});
} else {
foreach (auto iname, inames) {
if (WatchItem *item = m_model->findItem(iname))