void FX::FXWindow::setDragRectangle ( FXint  x, FXint  y, FXint  w, FXint  h, bool  wantupdates = true   ) const [inherited] When being dragged over, indicate that no further SEL_DND_MOTION messages are required while the cursor is inside the given rectangle

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(C) 2002-2009 Niall Douglas. Some parts (C) to assorted authors.