1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings;
18
19import android.content.Context;
20import android.text.TextUtils;
21import android.util.AttributeSet;
22import android.view.View;
23import android.widget.EditText;
24
25import com.android.settingslib.CustomEditTextPreference;
26
27public class SelectableEditTextPreference extends CustomEditTextPreference {
28
29    private int mSelectionMode;
30
31    public static final int SELECTION_CURSOR_END   = 0;
32    public static final int SELECTION_CURSOR_START = 1;
33    public static final int SELECTION_SELECT_ALL   = 2;
34
35    public SelectableEditTextPreference(Context context, AttributeSet attrs) {
36        super(context, attrs);
37    }
38
39    /**
40     * Sets the selection mode for the text when it shows up in the dialog
41     * @hide
42     * @param selectionMode can be SELECTION_CURSOR_START, SELECTION_CURSOR_END or
43     * SELECTION_SELECT_ALL. Default is SELECTION_CURSOR_END
44     */
45    public void setInitialSelectionMode(int selectionMode) {
46        mSelectionMode = selectionMode;
47    }
48
49    @Override
50    protected void onBindDialogView(View view) {
51        super.onBindDialogView(view);
52
53        EditText editText = getEditText();
54        // Set the selection based on the mSelectionMode
55        int length = editText.getText() != null ? editText.getText().length() : 0;
56        if (!TextUtils.isEmpty(editText.getText())) {
57            switch (mSelectionMode) {
58            case SELECTION_CURSOR_END:
59                editText.setSelection(length);
60                break;
61            case SELECTION_CURSOR_START:
62                editText.setSelection(0);
63                break;
64            case SELECTION_SELECT_ALL:
65                editText.setSelection(0, length);
66                break;
67            }
68        }
69    }
70}
71
72