iOS Learning--uibutton Common methods (20150122)

1. Create a custom button

UIButton *btn = [UIButton buttonwithtype:uibuttontypecustom];

2. Add a button

[Self.view ADDSUBVIEW:BTN];

3. Setting the position and size of the button

Btn.frame = CGRectMake (100, 100, 100, 100);

4. Tap the button click (The Btnclick method of self is called when the button is clicked)

[Btn addtarget:self Action: @selector (Btnclick) forcontrolevents:uicontroleventtouchupinside];

5. Set the properties of the button in the default state

5.1. Background of the default state

[Btn setbackgroundimage:[uiimage imagenamed:@ "btn_01"] forstate:uicontrolstatenormal];

5.2. Default state of text

[Btn settitle:@ "point me," forstate:uicontrolstatenormal];

5.3. The text color of the default state

[btn Settitlecolor:[uicolor Redcolor] forstate:uicontrolstatenormal];

6. Set the properties of the button in the highlighted state

6.1. Background of the highlighted state

[Btn setbackgroundimage:[uiimage imagenamed:@ "btn_02"] forstate:uicontrolstatehighlighted];

6.2. Text in highlighted state

[Btn settitle:@ "Touch me what to do" forstate:uicontrolstatehighlighted];

6.3. The text color of the highlighted state

[btn Settitlecolor:[uicolor Bluecolor] forstate:uicontrolstatehighlighted];

iOS Learning--uibutton Common methods (20150122)