diff options
Diffstat (limited to 'src/plugins/platforms/windows/qwindowscontext.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowscontext.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/plugins/platforms/windows/qwindowscontext.cpp b/src/plugins/platforms/windows/qwindowscontext.cpp index 6462cb8d3e..a74a7efb41 100644 --- a/src/plugins/platforms/windows/qwindowscontext.cpp +++ b/src/plugins/platforms/windows/qwindowscontext.cpp @@ -412,9 +412,17 @@ QString QWindowsContext::registerWindowClass(const QWindow *w, bool isGL) && (type == Qt::Popup || w->property("_q_windowsDropShadow").toBool())) { style |= CS_DROPSHADOW; } - if (type == Qt::Tool || type == Qt::ToolTip || type == Qt::Popup) { + switch (type) { + case Qt::Tool: + case Qt::ToolTip: + case Qt::Popup: style |= CS_SAVEBITS; // Save/restore background icon = false; + break; + case Qt::Dialog: + if (!(flags & Qt::WindowSystemMenuHint)) + icon = false; // QTBUG-2027, dialogs without system menu. + break; } // Create a unique name for the flag combination QString cname = QStringLiteral("Qt5QWindow"); |