| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.systemui.statusbar.phone; |
| |
| import android.content.Context; |
| import android.text.TextUtils; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.widget.TextView; |
| |
| /** |
| * A view to show hints on Keyguard ("Swipe up to unlock", "Tap again to open"). |
| */ |
| public class KeyguardIndicationTextView extends TextView { |
| |
| private CharSequence mText = ""; |
| |
| public KeyguardIndicationTextView(Context context) { |
| super(context); |
| } |
| |
| public KeyguardIndicationTextView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public KeyguardIndicationTextView(Context context, AttributeSet attrs, int defStyleAttr) { |
| super(context, attrs, defStyleAttr); |
| } |
| |
| public KeyguardIndicationTextView(Context context, AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| } |
| |
| /** |
| * Changes the text with an animation and makes sure a single indication is shown long enough. |
| * |
| * @param text The text to show. |
| */ |
| public void switchIndication(CharSequence text) { |
| |
| // TODO: Animation, make sure that we will show one indication long enough. |
| if (TextUtils.isEmpty(text)) { |
| mText = ""; |
| setVisibility(View.INVISIBLE); |
| } else if (!TextUtils.equals(text, mText)) { |
| mText = text; |
| setVisibility(View.VISIBLE); |
| setText(mText); |
| } |
| } |
| |
| /** |
| * See {@link #switchIndication}. |
| */ |
| public void switchIndication(int textResId) { |
| switchIndication(getResources().getText(textResId)); |
| } |
| } |