/*
 * Copyright (C) 2008 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.settings;

import android.content.Context;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.widget.TextView;

public class ProgressCategory extends ProgressCategoryBase {

    private boolean mProgress = false;
    private Preference mNoDeviceFoundPreference;

    public ProgressCategory(Context context, AttributeSet attrs) {
        super(context, attrs);
        setLayoutResource(R.layout.preference_progress_category);
    }
    
    @Override
    public void onBindView(View view) {
        super.onBindView(view);
        final TextView textView = (TextView) view.findViewById(R.id.scanning_text);
        final View progressBar = view.findViewById(R.id.scanning_progress);

        textView.setText(mProgress ? R.string.progress_scanning : R.string.progress_tap_to_pair);
        boolean noDeviceFound = getPreferenceCount() == 0;
        textView.setVisibility(noDeviceFound ? View.INVISIBLE : View.VISIBLE);
        progressBar.setVisibility(mProgress ? View.VISIBLE : View.INVISIBLE);

        if (mProgress) {
            if (mNoDeviceFoundPreference != null) {
                removePreference(mNoDeviceFoundPreference);
            }
        } else {
            if (noDeviceFound) {
                if (mNoDeviceFoundPreference == null) {
                    mNoDeviceFoundPreference = new Preference(getContext());
                    mNoDeviceFoundPreference.setSummary(R.string.bluetooth_no_devices_found);
                }
                addPreference(mNoDeviceFoundPreference);
            }
        }
    }

    @Override
    public void setProgress(boolean progressOn) {
        mProgress = progressOn;
        notifyChanged();
    }
}