iOS UI section two basic controls

Uilable UIBUtton Uitextfield

-(BOOL) application: (uiapplication *) application didfinishlaunchingwithoptions: (nsdictionary *) launchoptions {

Override point for customization after application launch.

self. Window = [[UIWindow alloc]initwithframe: [[UIScreen mainscreen]bounds]];

[Self. Window setbackgroundcolor: [Uicolor Graycolor]];

[Self. Window makekeyandvisible];

[self createlabel];

[self CreateField];

[self Createbutton];

return YES;

}

-(void) Createlabel

{

UILabel *alabel = [[UILabel alloc]initwithframe:cgrectmake ( [n], []];

[Alabel setbackgroundcolor: [Uicolor Whitecolor]];

[Self. window Addsubview:alabel];

[Label settext:@ "mother Fuck"];

Alabel. text = @ "Fuck off,bitch afasfsfasfas!131311231";

[Label Settextcolor:[uicolor Blackcolor];

Alabel.textcolor = [Uicolor redcolor];

Center Text

[Alabel settextalignment: Nstextalignmentcenter];

// set font

//Create an object to accept

Uifont *newfont = [Uifont systemfontofsize:25];

Uifont *newfont1 = [Uifont boldsystemfontofsize:25];

Uifont *newfont2 = [Uifont italicsystemfontofsize:];

[Alabel Setfont:newfont2];

//Line Note height , as long as the height is enough, set to 0

Alabel. numberoflines = 0;

[Alabel setshadowcolor: [Uicolor Bluecolor]];

[Alabel setshadowoffset: Cgsizemake(1, 2)];

set tag value to take content

[Alabel settag:100];

[Alabel release];

}

Input box

-(void) CreateField

{

local variables, Self.afiedl relative global variables

self. Afield = [[Uitextfield alloc]initwithframe: CGRectMake( +, +, +)];

[_afield setbackgroundcolor: [Uicolor Whitecolor]];

[Self. Window addsubview: _afield];

[Afield settext:@ " enter password"];

[_afield settextalignment: Nstextalignmentleft];

[Afield setalpha:1];

[_afield settextcolor: [Uicolor Graycolor]];

set prompt placeholders

[_afield setplaceholder:@ " Enter password "];

//Enter character and change to Asterisk

_afield. Securetextentry = YES;

[_afield release];

}

-(void) Createbutton

{

UIButton *button = [UIButton buttonwithtype: Uibuttontypecustom];

// location

[Button setframe:cgrectmake ( +,,,)];

[Button SetBackgroundColor: [Uicolor Purplecolor];

[Self. window Addsubview:button];

[Button Settitle:@ " dot " forstate: UIControlStateNormal ];

[Button Settitle:@ " checked " forstate: uicontrolstatehighlighted ];

[Button Settitlecolor: [Uicolor yellowcolor] forstate: uicontrolstatehighlighted];

//Add a click event

UIControlEventTouchUpInside Click to lift up

[Button AddTarget:self Action:@selector(buttonaction:) forcontrolevents: UIControlEventTouchUpInside];

}

-(void) Buttonaction: (ID) sender

{

NSLog (@ "%s", __func__);

//Let the input box lose the first responder

[self. Afield Resignfirstresponder];

//tag Value The parent view finds himself and all child views with a tag value of 100

UILabel *aview = (UILabel *) [Self. Window viewwithtag: +];

I 'm going to give filed a label.

[Aview setText: Self. Afield. text];

}

iOS UI section two basic controls