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QtSupport: Do not keep hold on a list of qtVersion

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Can get invalidated, and lead to a crash.

Task-number: QTCREATORBUG-17644
Change-Id: Idc704ae8833ff12abd046a667f242b672d98f9b2
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
This commit is contained in:
hjk
2017-02-01 15:11:51 +01:00
parent a0402dc0df
commit f1bc4ade50
2 changed files with 7 additions and 22 deletions
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27
src/plugins/qtsupport/exampleslistmodel.cpp
View File

@@ -92,9 +92,7 @@ void ExampleSetModel::update()
extraManifestDirs.insert(set.manifestPath);
}
QList<BaseQtVersion *> qtVersions = examplesModel->qtVersions();
foreach (BaseQtVersion *version, qtVersions) {
foreach (BaseQtVersion *version, QtVersionManager::versions()) {
// sanitize away qt versions that have already been added through extra sets
if (extraManifestDirs.contains(version->documentationPath())) {
if (debugExamples()) {
@@ -488,11 +486,6 @@ void ExamplesListModel::updateQtVersions()
if (defaultVersion && versions.contains(defaultVersion))
versions.move(versions.indexOf(defaultVersion), 0);
if (m_qtVersions == versions && m_selectedExampleSetIndex >= 0)
return;
m_qtVersions = versions;
m_exampleSetModel->update();
int currentIndex = m_selectedExampleSetIndex;
@@ -510,9 +503,7 @@ void ExamplesListModel::updateQtVersions()
// try to select the previously selected Qt version, or
// select examples corresponding to 'highest' Qt version
int currentQtId = m_exampleSetModel->getQtId(currentIndex);
BaseQtVersion *newQtVersion = Utils::findOrDefault(m_qtVersions,
Utils::equal(&BaseQtVersion::uniqueId, currentQtId));
BaseQtVersion *newQtVersion = QtVersionManager::version(currentQtId);
if (!newQtVersion)
newQtVersion = findHighestQtVersion();
currentIndex = m_exampleSetModel->indexForQtVersion(newQtVersion);
@@ -522,11 +513,10 @@ void ExamplesListModel::updateQtVersions()
BaseQtVersion *ExamplesListModel::findHighestQtVersion() const
{
QList<BaseQtVersion *> versions = qtVersions();
BaseQtVersion *newVersion = nullptr;
BaseQtVersion *newVersion = 0;
foreach (BaseQtVersion *version, versions) {
const QList<BaseQtVersion *> versions = QtVersionManager::versions();
for (BaseQtVersion *version : versions) {
if (!newVersion) {
newVersion = version;
} else {
@@ -542,9 +532,6 @@ BaseQtVersion *ExamplesListModel::findHighestQtVersion() const
if (!newVersion && !versions.isEmpty())
newVersion = versions.first();
if (!newVersion)
return 0;
return newVersion;
}
@@ -569,7 +556,7 @@ QStringList ExamplesListModel::exampleSources(QString *examplesInstallPath, QStr
demosPath = exampleSet.examplesPath;
} else if (currentType == ExampleSetModel::QtExampleSet) {
int qtId = m_exampleSetModel->getQtId(m_selectedExampleSetIndex);
foreach (BaseQtVersion *version, qtVersions()) {
foreach (BaseQtVersion *version, QtVersionManager::versions()) {
if (version->uniqueId() == qtId) {
manifestScanPath = version->documentationPath();
examplesPath = version->examplesPath();
@@ -651,7 +638,7 @@ void ExamplesListModel::selectExampleSet(int index)
QStringList ExamplesListModel::exampleSets() const
{
return Utils::transform(m_qtVersions, &BaseQtVersion::displayName);
return Utils::transform(QtVersionManager::versions(), &BaseQtVersion::displayName);
}
ExamplesListModelFilter::ExamplesListModelFilter(ExamplesListModel *sourceModel, bool showTutorialsOnly, QObject *parent) :

2
src/plugins/qtsupport/exampleslistmodel.h
View File

@@ -117,7 +117,6 @@ public:
int selectedExampleSet() const;
void selectExampleSet(int index);
QList<BaseQtVersion*> qtVersions() const { return m_qtVersions; }
QList<ExtraExampleSet> extraExampleSets() const { return m_extraExampleSets; }
QStringList exampleSets() const;
@@ -139,7 +138,6 @@ private:
QStringList exampleSources(QString *examplesInstallPath, QString *demosInstallPath);
ExampleSetModel* m_exampleSetModel;
QList<BaseQtVersion*> m_qtVersions;
QList<ExtraExampleSet> m_extraExampleSets;
QList<ExampleItem> m_exampleItems;
int m_selectedExampleSetIndex = -1;