使用Scroll View显示一个文件夹的缩略图,类似图片浏览器

[{"title":"（ 37 个子文件 81KB ） 使用Scroll View显示一个文件夹的缩略图,类似图片浏览器","children":[{"title":"learn_pictures_browser","children":[{"title":"learn_pictures_browser.xcodeproj","children":[{"title":"project.xcworkspace","children":[{"title":"contents.xcworkspacedata <span style='color:#111;'> 167B </span>","children":null,"spread":false},{"title":"xcuserdata","children":[{"title":"mac2.xcuserdatad","children":[{"title":"UserInterfaceState.xcuserstate <span style='color:#111;'> 25.60KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true},{"title":"project.pbxproj <span style='color:#111;'> 21.25KB </span>","children":null,"spread":false},{"title":"xcuserdata","children":[{"title":"mac2.xcuserdatad","children":[{"title":"xcschemes","children":[{"title":"xcschememanagement.plist <span style='color:#111;'> 494B </span>","children":null,"spread":false},{"title":"learn_pictures_browser.xcscheme <span style='color:#111;'> 3.24KB </span>","children":null,"spread":false}],"spread":true},{"title":"xcdebugger","children":[{"title":"Breakpoints.xcbkptlist <span style='color:#111;'> 2.25KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true},{"title":".DS_Store <span style='color:#111;'> 6.00KB </span>","children":null,"spread":false},{"title":"learn_pictures_browser","children":[{"title":"main.m <span style='color:#111;'> 162B </span>","children":null,"spread":false},{"title":"learn_pictures_browser-Prefix.pch <span style='color:#111;'> 175B </span>","children":null,"spread":false},{"title":"learn_pictures_browser-Info.plist <span style='color:#111;'> 2.67KB </span>","children":null,"spread":false},{"title":".DS_Store <span style='color:#111;'> 6.00KB </span>","children":null,"spread":false},{"title":"ImageBrowserView","children":[{"title":"ImageBrowser.h <span style='color:#111;'> 1.13KB </span>","children":null,"spread":false},{"title":"ImageBrowserDelegate.mm <span style='color:#111;'> 3.25KB </span>","children":null,"spread":false},{"title":"ImageItem.h <span style='color:#111;'> 779B </span>","children":null,"spread":false},{"title":"ImageBrowser.m <span style='color:#111;'> 7.49KB </span>","children":null,"spread":false},{"title":"ImageDataSource.h <span style='color:#111;'> 2.61KB </span>","children":null,"spread":false},{"title":"ImageItem.m <span style='color:#111;'> 1.53KB </span>","children":null,"spread":false},{"title":"ImageBrowserDelegate.h <span style='color:#111;'> 947B </span>","children":null,"spread":false},{"title":"ImageDataSource.mm <span style='color:#111;'> 7.73KB </span>","children":null,"spread":false}],"spread":true},{"title":"Document.m <span style='color:#111;'> 2.87KB </span>","children":null,"spread":false},{"title":"en.lproj","children":[{"title":"Credits.rtf <span style='color:#111;'> 436B </span>","children":null,"spread":false},{"title":"MainMenu.xib <span style='color:#111;'> 203.05KB </span>","children":null,"spread":false},{"title":"Document.xib <span style='color:#111;'> 46.79KB </span>","children":null,"spread":false},{"title":"InfoPlist.strings <span style='color:#111;'> 45B </span>","children":null,"spread":false}],"spread":true},{"title":"Document.h <span style='color:#111;'> 188B </span>","children":null,"spread":false},{"title":"Document.xcdatamodeld","children":[{"title":".xccurrentversion <span style='color:#111;'> 261B </span>","children":null,"spread":false},{"title":"Document.xcdatamodel","children":[{"title":"contents <span style='color:#111;'> 350B </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"Utils","children":[{"title":"FSEventsListener.m <span style='color:#111;'> 9.60KB </span>","children":null,"spread":false},{"title":"SlideShow.m <span style='color:#111;'> 1.19KB </span>","children":null,"spread":false},{"title":"Utils.m <span style='color:#111;'> 1.02KB </span>","children":null,"spread":false},{"title":"FSEventsListener.h <span style='color:#111;'> 1.69KB </span>","children":null,"spread":false},{"title":"Utils.h <span style='color:#111;'> 1.24KB </span>","children":null,"spread":false},{"title":"FileUtils.m <span style='color:#111;'> 4.22KB </span>","children":null,"spread":false},{"title":"SimpleProfiler.h <span style='color:#111;'> 949B </span>","children":null,"spread":false},{"title":"SlideShow.h <span style='color:#111;'> 208B </span>","children":null,"spread":false},{"title":"SimpleProfiler.m <span style='color:#111;'> 1.77KB </span>","children":null,"spread":false},{"title":"FileUtils.h <span style='color:#111;'> 826B </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true}]