Mascara de CEP BR para campos EditText do Android

Leave a Comment

Bem se você quiser mais informações sobre como implementar essas mascaras pegue nesse primeiro artigo que escrevi sobre como criar a mascara de Telefone neste post.

Aqui vou postar só o código:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133

package oraculum.droid.util;
 
import android.content.Context;
import android.text.Editable;
import android.text.InputType;
import android.text.TextWatcher;
import android.text.method.NumberKeyListener;
import android.util.AttributeSet;
import android.widget.EditText;
 
public class CepEditText extends EditText {
	private boolean isUpdating;
 
	/*
	 * Maps the cursor position from phone number to masked number... 1234567890
	 * => 12345-678
	 */
	private int positioning[] = { 0, 1, 2, 3, 4, 6, 7, 8, 9 };
 
	public CepEditText(Context context, AttributeSet attrs, int defStyle) {
		super(context, attrs, defStyle);
		initialize();
 
	}
 
	public CepEditText(Context context, AttributeSet attrs) {
		super(context, attrs);
		initialize();
 
	}
 
	public CepEditText(Context context) {
		super(context);
		initialize();
 
	}
 
	public String getCleanText() {
		String text = CepEditText.this.getText().toString();
 
		text.replaceAll("[^0-9]*", "");
		return text;
 
	}
 
	private void initialize() {
 
		final int maxNumberLength = 8;
		this.setKeyListener(keylistenerNumber);
 
		this.setText("     -   ");
		this.setSelection(1);
 
		this.addTextChangedListener(new TextWatcher() {
			public void afterTextChanged(Editable s) {
				String current = s.toString();
 
				/*
				 * Ok, here is the trick... calling setText below will recurse
				 * to this function, so we set a flag that we are actually
				 * updating the text, so we don't need to reprocess it...
				 */
				if (isUpdating) {
					isUpdating = false;
					return;
 
				}
 
				/* Strip any non numeric digit from the String... */
				String number = current.replaceAll("[^0-9]*", "");
				if (number.length() > 8)
					number = number.substring(0, 8);
				int length = number.length();
 
				/* Pad the number to 10 characters... */
				String paddedNumber = padNumber(number, maxNumberLength);
 
				/* Split phone number into parts... */
				String part1 = paddedNumber.substring(0, 5);
				String part2 = paddedNumber.substring(5, 8);
 
				/* build the masked phone number... */
				String cep = part1 + "-" + part2;
 
				/*
				 * Set the update flag, so the recurring call to
				 * afterTextChanged won't do nothing...
				 */
				isUpdating = true;
				CepEditText.this.setText(cep);
 
				CepEditText.this.setSelection(positioning[length]);
 
			}
 
			public void beforeTextChanged(CharSequence s, int start, int count,
					int after) {
 
			}
 
			public void onTextChanged(CharSequence s, int start, int before,
					int count) {
 
			}
		});
	}
 
	protected String padNumber(String number, int maxLength) {
		String padded = new String(number);
		for (int i = 0; i < maxLength - number.length(); i++)
			padded += " ";
		return padded;
 
	}
 
	private final KeylistenerNumber keylistenerNumber = new KeylistenerNumber();
 
	private class KeylistenerNumber extends NumberKeyListener {
 
		public int getInputType() {
			return InputType.TYPE_CLASS_NUMBER
					| InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS;
 
		}
 
		@Override
		protected char[] getAcceptedChars() {
			return new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8',
					'9' };
 
		}
	}
}

Leave a Reply