QQ Space HD (6)-Implement a custom tab transition effect

Djtabbarbutton.m

#import "DJTabbarButton.h"@implementationDjtabbarbutton-(Instancetype) initWithFrame: (CGRect) Frame {if(self =[Super Initwithframe:frame]) {[Self setbackgroundimage:[uiimage imagenamed:@"TABBAR_SEPARATE_SELECTED_BG"] forstate:uicontrolstatedisabled]; Self.imageView.contentMode=Uiviewcontentmodecenter; /*set the picture to not be modified when the button is unavailable or in a highlighted state*/self.adjustsimagewhendisabled=NO; Self.adjustsimagewhenhighlighted=NO;//Self.backgroundcolor = [Uicolor greencolor];    }    returnSelf ;}- (void) layoutsubviews {[Super layoutsubviews]; if(Djlandscape) {//Horizontal Screen                /*ImageView*/self.imageview.x=0; Self.imageview.y=0; Self.imageView.width= Self.width *0.4; Self.imageView.height=Self.height; /*Titlelabel*/Self.titleLabel.hidden=NO; Self.titlelabel.x=Self.imageView.width; Self.titlelabel.y=0; Self.titleLabel.width= Self.width-Self.imageView.width; Self.titleLabel.height=Self.height; } Else{//Vertical Screen            /*ImageView*/Self.imageView.frame=Self.bounds; /*Titlelabel*/Self.titleLabel.hidden=YES; }}/*Set button no highlighting status*/- (void) sethighlighted: (BOOL) highlighted {}@end

Djhomeviewcontroller.m

//Adding a child controller- (void) Setupchildviewcontrollers { for(inti =0; I <6; i++) {Uiviewcontroller*CHILDVC =[[Uiviewcontroller alloc] init]; ChildVC.view.backgroundColor=Djrandomcolor;    [Self ADDCHILDVIEWCONTROLLER:CHILDVC]; }}- (void) Replacecurrentshowingcontroller: (djtabbarindex) Index {//removes the view of the currently displayed sub-controller from the interface[Self.showingChildVc.view Removefromsuperview]; Uiviewcontroller*NEWSHOWINGVC; Switch(index) { CaseDjtabbarindexallstatus://All NewsNEWSHOWINGVC = self.childviewcontrollers[0];  Break;  CaseDjtabbarindexwithme://related to meNEWSHOWINGVC = self.childviewcontrollers[1];  Break;  CaseDjtabbarindexphotowall://Photo QiangNEWSHOWINGVC = self.childviewcontrollers[2];  Break;  CaseDjtabbarindexphotoframe://Electronic Photo FrameNEWSHOWINGVC = self.childviewcontrollers[3];  Break;  CaseDjtabbarindexfriend://FriendsNEWSHOWINGVC = self.childviewcontrollers[4];  Break;  CaseDjtabbarindexmore://moreNEWSHOWINGVC = self.childviewcontrollers[5];  Break; } newshowingvc.view.x=Self.menuView.width; Newshowingvc.view.y=0; NewShowingVc.view.width= Self.view.width-Self.menuView.width; NewShowingVc.view.height=Self.view.height;    [Self.view AddSubview:newShowingVc.view]; SELF.SHOWINGCHILDVC=NEWSHOWINGVC; }- (void) Updatesubviewframeinlandscape {/*Menuview*/Self.menuView.width=DJMENUVIEWLW; Self.menuView.height=DJSCREENLH; self.menuview.x=0; Self.menuview.y=0; /*SHOWINGCHILDVC*/self.showingchildvc.view.x=Self.menuView.width; Self.showingchildvc.view.y=0; Self.showingChildVc.view.width= DJSCREENLW-Self.menuView.width; Self.showingChildVc.view.height=DJSCREENLH; }- (void) updatesubviewsviewframeinportrait {/*Menuview*/Self.menuView.width=DJMENUVIEWPW; Self.menuView.height=djscrrenph; self.menuview.x=0; Self.menuview.y=0; /*SHOWINGCHILDVC*/self.showingchildvc.view.x=Self.menuView.width; Self.showingchildvc.view.y=0; Self.showingChildVc.view.width= DJSCREENPW-Self.menuView.width; Self.showingChildVc.view.height=djscrrenph; }//This method is called when the orientation of the screen changes- (void) Willrotatetointerfaceorientation: (uiinterfaceorientation) tointerfaceorientation Duration: (NSTimeInterval) Duration {if(Uiinterfaceorientationislandscape (tointerfaceorientation)) {//Horizontal Screen[self updatesubviewframeinlandscape]; } Else{//Vertical Screen[self updatesubviewsviewframeinportrait]; }        //sets the view of the current sub-controller to not stretch    Self.showingChildVc.view.autoresizingMask = Uiviewautoresizingnone; }

Final effect:

QQ Space HD (6)-Implement a custom tab transition effect