Attempt to fix bug #13017.

[lyx.git] / src / frontends / qt / GuiApplication.cpp

diff --git a/src/frontends/qt/GuiApplication.cpp b/src/frontends/qt/GuiApplication.cpp
index 26288a5f55dd1cf148b1153fa56493f947480c7f..9e3cd7039280a5bf7ebc140407e8e4cb0ae465bc 100644 (file)
--- a/src/frontends/qt/GuiApplication.cpp
+++ b/src/frontends/qt/GuiApplication.cpp
@@ -1258,6 +1258,18 @@ void GuiApplication::clearSession()
 }
 
 
+bool GuiApplication::isBufferBusy(Buffer const * b)
+{
+       Buffer const * buf = b;
+       while (buf) {
+               if (GuiView::isBufferBusy(b))
+                       return true;
+               buf = buf->parent();
+       }
+       return false;
+}
+
+
 docstring Application::iconName(FuncRequest const & f, bool unknown)
 {
        return qstring_to_ucs4(lyx::frontend::iconInfo(f, unknown, false).filepath);