Lan Yi Education September 30 record

Word: Segmented the split Index pointers, indicators Current now the

Code creation

   nsarray *itemname = [ nsarray arraywithobjects Span style= "FONT-FAMILY:MENLO;" >: @ " chicken wings " Span style= "Font-family:menlo;color: #D12F1B;" >@ " ribs " , nil Span style= "FONT-FAMILY:MENLO;" >];

uisegmentedcontrol *SEGSC = [[uisegmentedcontrol alloc] initwithitems: ItemName] ;

Segsc.segmentedcontrolstyle =uisegmentedcontrolsegmentcenter;

[SEGSC addTarget: self Action:@selector(segmentaction:) forcontrolevents:uicontroleventvaluechanged];

SEGSC. frame=cgrectmake(0, Max, +) ;

[Self. View addsubview: SEGSC];

Add a Click event

-(void) Segmentaction: (ID) Sender

{

Switch ([Sender Selectedsegmentindex]) {

Case 0:

{

            Uialertview*alter = [[Uialertview Alloc] Initwithtitle:@"Tips" message:@"you clicked on chicken wings." Delegate: Self  Cancelbuttontitle:@"Determine" Otherbuttontitles:Nil, Nil];

[Alter show];

}

break;

Case 1:

{

            Uialertview*alter = [[Uialertview Alloc] Initwithtitle:@"Tips" message:@"you clicked on the ribs" Delegate: Self  Cancelbuttontitle:@"Determine" Otherbuttontitles:Nil, Nil];

[Alter show];

}

break;

default:

break;

}

}

Drag and drop to create

1 Create and set properties

dragging Uisegmentedcontrol to the Main.storyboard page, select it to set its properties in Control Panel

2. Associated Events

selected Uisegmentedcontrol hold Control button to drag under @implementation viewcontroller

3. Add an event

Add a click effect within parentheses

-(ibaction) Scvaluechange: ( Uisegmentedcontrol *) sender{

{

int currentindex = sender. Selectedsegmentindex ; // the currently selected split pointer

nsstring *title = [Sender titleforsegmentatindex : Currentindex]; // the title of the selected row

NSLog (@ "%@", title);

}

Lan Yi Education September 30 record