android.text
public interface
public interface
android.text.TextWatcher
| android.text.TextWatcher |
When an object of a type is attached to an Editable, its methods will be called when the text is changed.
Known Indirect Subclasses
Summary
Public Methods
| void | beforeTextChanged(CharSequence s, int start, int count, int after) | ||||
This method is called to notify you that, within s,
the count characters beginning at start
are about to be replaced by new text with length after. |
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| void | onTextChanged(CharSequence s, int start, int before, int count) | ||||
This method is called to notify you that, within s,
the count characters beginning at start
have just replaced old text that had length before. |
|||||
Details
Public Methods
public void beforeTextChanged(CharSequence s, int start, int count, int after)
This method is called to notify you that, within
s,
the count characters beginning at start
are about to be replaced by new text with length after.
public void onTextChanged(CharSequence s, int start, int before, int count)
This method is called to notify you that, within
s,
the count characters beginning at start
have just replaced old text that had length before.