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ui: Fix crash when docsets in the current search are removed

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This commit is contained in:
Oleg Shparber 2017-04-25 22:30:43 -04:00
parent 73ecfb944c
commit c25abbee6f
1 changed files with 17 additions and 15 deletions
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32
src/libs/ui/mainwindow.cpp
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@ -336,27 +336,29 @@ MainWindow::MainWindow(Core::Application *app, QWidget *parent) :
currentTabState()->searchModel->setResults(results);
});
connect(m_application->docsetRegistry(), &Registry::DocsetRegistry::docsetRemoved,
connect(m_application->docsetRegistry(), &Registry::DocsetRegistry::docsetAboutToBeRemoved,
this, [this](const QString &name) {
setupSearchBoxCompletions();
for (TabState *tabState : m_tabStates) {
if (docsetName(tabState->url()) != name)
continue;
if (tabState == currentTabState()) {
// Disable updates because removeSearchResultWithName can
// call {begin,end}RemoveRows multiple times, and cause
// degradation of UI responsiveness.
ui->treeView->setUpdatesEnabled(false);
tabState->searchModel->removeSearchResultWithName(name);
ui->treeView->setUpdatesEnabled(true);
} else {
tabState->searchModel->removeSearchResultWithName(name);
}
tabState->tocModel->setResults();
// optimization: disable updates temporarily because
// removeSearchResultWithName can call {begin,end}RemoveRows
// multiple times which can cause GUI updates to be suboptimal
// in case of many rows to be removed
ui->treeView->setUpdatesEnabled(false);
tabState->searchModel->removeSearchResultWithName(name);
ui->treeView->setUpdatesEnabled(true);
tabState->loadUrl(QUrl(startPageUrl));
if (docsetName(tabState->url()) == name) {
tabState->tocModel->setResults();
tabState->loadUrl(QUrl(startPageUrl));
}
// TODO: Cleanup history
}
setupSearchBoxCompletions();
});
connect(m_application->docsetRegistry(), &Registry::DocsetRegistry::docsetAdded,