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Avoid crash in +/- font size by setting style sheet to ""

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This commit is contained in:
Klaus Basan
2018-09-22 00:21:31 +02:00
parent ff2f653aae
commit 2b5c7de965
1 changed files with 7 additions and 8 deletions
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15
src/blackgui/menus/fontmenus.cpp
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@@ -78,22 +78,21 @@ namespace BlackGui
void CFontMenu::fontSizePlus()
{
Q_ASSERT_X(m_widget, Q_FUNC_INFO, "No widget");
if (!m_widget) { return; }
const int pt = m_widget->font().pointSize() + 1;
if (pt > 24) { return; }
m_widget->setStyleSheet(
CStyleSheetUtility::asStylesheet(m_widget, pt)
);
m_widget->setStyleSheet(""); // avoid Qt crash
m_widget->setStyleSheet(CStyleSheetUtility::asStylesheet(m_widget, pt));
}
void CFontMenu::fontSizeMinus()
{
Q_ASSERT_X(m_widget, Q_FUNC_INFO, "No widget");
if (!m_widget) { return; }
const int pt = m_widget->font().pointSize() - 1;
if (pt < 5) { return; }
m_widget->setStyleSheet(
CStyleSheetUtility::asStylesheet(m_widget, pt)
);
m_widget->setStyleSheet(""); // avoid Qt crash
m_widget->setStyleSheet(CStyleSheetUtility::asStylesheet(m_widget, pt));
}
void CFontMenu::fontReset()