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qt: Improve GUI responsiveness

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QProgressDialog estimates the time the operation will take (based on
time for steps), and only shows itself if that estimate is beyond
minimumDuration. The default minimumDuration value is 4 seconds, and it
could make users think that the GUI is frozen.
This commit is contained in:
Hennadii Stepanov
2021-05-22 21:32:51 +03:00
parent 75850106ae
commit 4935ac583b
4 changed files with 8 additions and 4 deletions
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7
src/qt/guiutil.cpp
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@@ -818,9 +818,12 @@ void PolishProgressDialog(QProgressDialog* dialog)
// Workaround for macOS-only Qt bug; see: QTBUG-65750, QTBUG-70357.
const int margin = TextWidth(dialog->fontMetrics(), ("X"));
dialog->resize(dialog->width() + 2 * margin, dialog->height());
#else
Q_UNUSED(dialog);
#endif
// QProgressDialog estimates the time the operation will take (based on time
// for steps), and only shows itself if that estimate is beyond minimumDuration.
// The default minimumDuration value is 4 seconds, and it could make users
// think that the GUI is frozen.
dialog->setMinimumDuration(0);
}
int TextWidth(const QFontMetrics& fm, const QString& text)