android.widget.EditText#requestFocusFromTouch ( )源码实例Demo

protected void setViewFocus(EditText mInputEditText) {
    if (mInputEditText != null) {
        mInputEditText.setFocusable(true);
        mInputEditText.setFocusableInTouchMode(true);
        mInputEditText.requestFocus();
        mInputEditText.requestFocusFromTouch();
    }
}
 

public static void openSoftKeyboard(EditText textEdit, Context context) { // https://stackoverflow.com/a/8080621/365675
    textEdit.requestFocusFromTouch();
    InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
    if (imm != null) imm.showSoftInput(textEdit, InputMethodManager.SHOW_IMPLICIT);
}