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Fix Suggestion Flickering when Typing

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setCompleter call setCompletionPrefix on typing which flicker
This commit is contained in:
ShaopengLin 2024-10-09 01:09:26 -04:00
parent ec39c09979
commit 9982a22df7
1 changed files with 11 additions and 1 deletions
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12
src/searchbar.cpp
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@ -71,7 +71,7 @@ SearchBarLineEdit::SearchBarLineEdit(QWidget *parent) :
/* The items should be less than fetch size to enable scrolling. */
m_completer.setMaxVisibleItems(SuggestionListWorker::getFetchSize() / 2);
setCompleter(&m_completer);
m_completer.setWidget(this);
/* QCompleter's uses default list views, which do not have headers. */
m_completer.setPopup(m_suggestionView);
@ -171,9 +171,18 @@ void SearchBarLineEdit::focusInEvent( QFocusEvent* event)
if (event->reason() == Qt::ActiveWindowFocusReason ||
event->reason() == Qt::MouseFocusReason ||
event->reason() == Qt::ShortcutFocusReason) {
connect(&m_completer, QOverload<const QString &>::of(&QCompleter::activated),
this, &QLineEdit::setText,Qt::UniqueConnection);
connect(&m_completer, QOverload<const QModelIndex &>::of(&QCompleter::activated),
this, QOverload<const QModelIndex &>::of(&SearchBarLineEdit::openCompletion),
Qt::UniqueConnection);
connect(&m_completer, QOverload<const QModelIndex &>::of(&QCompleter::highlighted), this,
[=](const QModelIndex &index){
setText(index.isValid() ? index.data().toString() : m_searchbarInput);
},
Qt::UniqueConnection);
}
QLineEdit::focusInEvent(event);
}
@ -185,6 +194,7 @@ void SearchBarLineEdit::focusOutEvent(QFocusEvent* event)
setText(m_title);
}
deselect();
disconnect(&m_completer, nullptr, this, nullptr);
return QLineEdit::focusOutEvent(event);
}