implement some more pdfview delegate methods for various actions
implement some more pdfview delegate methods for various actions
WoLpH/skim,WoLpH/skim,WoLpH/skim,ycaihua/skim-app,WoLpH/skim,WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,ycaihua/skim-app,ycaihua/skim-app