how to hide keyboard after typing in EditText in a

2019-01-13 00:34发布

I have a EditText and button aligned to parent's bottom.

When I enter text in it and press the button to save data, the virtual keyboard does not disappear.

Can any one guide me how to hide the keyboard?

14条回答
三岁会撩人
2楼-- · 2019-01-13 01:16

I found this because my EditText wasn't automatically getting dismissed on enter.

This was my original code.

editText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
    @Override
    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
        if ( (actionId == EditorInfo.IME_ACTION_DONE) || ((event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN ))) {

            // Do stuff when user presses enter

            return true;

        }

        return false;
    }
});

I solved it by removing the line

return true;

after doing stuff when user presses enter.

Hope this helps someone.

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趁早两清
3楼-- · 2019-01-13 01:16

you can create a singleton class for call easily like this:

public class KeyboardUtils {

    private static KeyboardUtils instance;
    private InputMethodManager inputMethodManager;

    private KeyboardUtils() {
    }

    public static KeyboardUtils getInstance() {
        if (instance == null)
            instance = new KeyboardUtils();
        return instance;
    }

    private InputMethodManager getInputMethodManager() {
        if (inputMethodManager == null)
            inputMethodManager = (InputMethodManager) Application.getInstance().getSystemService(Activity.INPUT_METHOD_SERVICE);
        return inputMethodManager;
    }

    @SuppressWarnings("ConstantConditions")
    public void hide(final Activity activity) {
        new Handler().post(new Runnable() {
            @Override
            public void run() {
                try {
                    getInputMethodManager().hideSoftInputFromWindow(activity.getCurrentFocus().getWindowToken(), 0);
                } catch (NullPointerException e) {
                    e.printStackTrace();
                }
            }
        });
    }
}

so, after can call in the activity how the next form:

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity);
        KeyboardUtils.getInstance().hide(this);
    }

}
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