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ProjectExplorer: Simplify FolderNode::buildTree

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Change-Id: Id2425310ee4192758a2b21b22fe49ffe9b30d276
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
This commit is contained in:
hjk
2017-01-25 17:34:36 +01:00
parent 8ba219274c
commit 4012611aab
1 changed files with 7 additions and 43 deletions
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50
src/plugins/projectexplorer/projectnodes.cpp
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@@ -447,52 +447,16 @@ FolderNode *FolderNode::recursiveFindOrCreateFolderNode(const QString &directory
void FolderNode::buildTree(QList<FileNode *> &files, const Utils::FileName &overrideBaseDir)
{
// Gather old list
QList<ProjectExplorer::FileNode *> oldFiles = recursiveFileNodes();
Utils::sort(oldFiles, Node::sortByPath);
Utils::sort(files, Node::sortByPath);
qDeleteAll(m_fileNodes);
m_fileNodes.clear();
qDeleteAll(m_folderNodes);
m_folderNodes.clear();
QList<ProjectExplorer::FileNode *> added;
QList<ProjectExplorer::FileNode *> deleted;
ProjectExplorer::compareSortedLists(oldFiles, files, deleted, added, Node::sortByPath);
qDeleteAll(ProjectExplorer::subtractSortedList(files, added, Node::sortByPath));
QHash<ProjectExplorer::FolderNode *, QList<ProjectExplorer::FileNode *>> addedFolderMapping;
QHash<ProjectExplorer::FolderNode *, QList<ProjectExplorer::FileNode *>> deletedFolderMapping;
// add added nodes
foreach (ProjectExplorer::FileNode *fn, added) {
foreach (ProjectExplorer::FileNode *fn, files) {
// Get relative path to rootNode
QString parentDir = fn->filePath().toFileInfo().absolutePath();
ProjectExplorer::FolderNode *folder
= recursiveFindOrCreateFolderNode(parentDir, overrideBaseDir);
addedFolderMapping[folder] << fn;
}
for (auto i = addedFolderMapping.constBegin(); i != addedFolderMapping.constEnd(); ++i)
i.key()->addFileNodes(i.value());
// remove old file nodes and check whether folder nodes can be removed
foreach (ProjectExplorer::FileNode *fn, deleted)
deletedFolderMapping[fn->parentFolderNode()] << fn;
for (auto i = deletedFolderMapping.constBegin(); i != deletedFolderMapping.constEnd(); ++i) {
ProjectExplorer::FolderNode *parent = i.key();
parent->removeFileNodes(i.value());
if (parent == this) // Never delete this node!
continue;
// Check for empty parent
while (parent->folderNodes().isEmpty() && parent->fileNodes().isEmpty()) {
ProjectExplorer::FolderNode *grandparent = parent->parentFolderNode();
grandparent->removeFolderNodes(QList<ProjectExplorer::FolderNode *>() << parent);
parent = grandparent;
if (parent == this)
break;
}
ProjectExplorer::FolderNode *folder = recursiveFindOrCreateFolderNode(parentDir, overrideBaseDir);
folder->addFileNodes({ fn });
}
}