摘要：
1.add table view to ViewController. 2.set table view's columns 1. 3.connect table view to ViewController.(datasource) 4.add protocol <NSTableViewDataS 阅读全文
摘要：
1.add collection view to view controller. 2.add 4 constraints. (0,0,0,0) 3.add new file.(cocoa class NSCollectionView) 4.set new file 200*50. 5.add la 阅读全文
摘要：
1.add toobar to window controller. 2.delete the original view controller. 3.add new View controller. 4.add container vew to the 'new view controller'. 阅读全文