ios - How to increase the content view of NSScrollView horizontally? -


i using nsscrollview of size 440x44 , creating check buttons dynamically , want add them in scroll view horizontally not vertically , have added 10 buttons in scroll view this

self.scrollview.hasverticalscroller=no; self.scrollview.hashorizontalscroller=yes; int counter =0;  for(int i=0;i<10;i++) {     nsrect frame;     frame.size.width = frame.size.height = 50;     if(i>0)         frame.origin.x=counter;     nsbutton *mycheckbox2 = [[nsbutton alloc] initwithframe:frame];     [mycheckbox2 setbuttontype:nsswitchbutton];     [mycheckbox2 settitle:@"hello"];     [mycheckbox2 setbezelstyle:2];     [self.scrollview.documentview addsubview:mycheckbox2];     //[self.scrollview setdocumentview:mycheckbox2];     [self.scrollview addsubview:mycheckbox2];     counter=counter+50;   //  [self.scrollview sethorizontallinescroll:1000]; }

when run code achieved enter image description here

but problem unable scroll horizontally....... how can achieve this?

set contentsize of scrollview. that's why can't scroll. example

self.scrollview.contentsize(cgsizemake(1000,50))

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