packages/SystemUI/src/com/android/systemui/qs/tiles/BatteryTile.java - platform/frameworks/base - Git at Google

 /*
  * Copyright (C) 2015 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.qs.tiles;

 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.service.quicksettings.Tile;
 import android.text.SpannableStringBuilder;
 import android.text.Spanned;
 import android.text.style.RelativeSizeSpan;
 import android.util.TypedValue;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnAttachStateChangeListener;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.Checkable;
 import android.widget.ImageView;
 import android.widget.TextView;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.BatteryInfo;
 import com.android.settingslib.graph.UsageView;
 import com.android.systemui.BatteryMeterDrawable;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.BatteryController;

 import java.text.NumberFormat;

 public class BatteryTile extends QSTile<QSTile.State> implements BatteryController.BatteryStateChangeCallback {

     private final BatteryController mBatteryController;
     private final BatteryDetail mBatteryDetail = new BatteryDetail();

     private int mLevel;
     private boolean mPowerSave;
     private boolean mCharging;
     private boolean mDetailShown;
     private boolean mPluggedIn;

     public BatteryTile(Host host) {
         super(host);
         mBatteryController = Dependency.get(BatteryController.class);
     }

     @Override
     public State newTileState() {
         return new QSTile.State();
     }

     @Override
     public DetailAdapter getDetailAdapter() {
         return mBatteryDetail;
     }

     @Override
     public int getMetricsCategory() {
         return MetricsEvent.QS_BATTERY_TILE;
     }

     @Override
     public void setListening(boolean listening) {
         if (listening) {
             mBatteryController.addCallback(this);
         } else {
             mBatteryController.removeCallback(this);
         }
     }

     @Override
     public void setDetailListening(boolean listening) {
         super.setDetailListening(listening);
         if (!listening) {
             mBatteryDetail.mCurrentView = null;
         }
     }

     @Override
     public Intent getLongClickIntent() {
         return new Intent(Intent.ACTION_POWER_USAGE_SUMMARY);
     }

     @Override
     protected void handleClick() {
         mBatteryController.setPowerSaveMode(!mPowerSave);
     }

     @Override
     protected void handleSecondaryClick() {
         showDetail(true);
     }

     @Override
     public CharSequence getTileLabel() {
         return mContext.getString(R.string.battery);
     }

     @Override
     protected void handleUpdateState(State state, Object arg) {
         int level = (arg != null) ? (Integer) arg : mLevel;
         String percentage = NumberFormat.getPercentInstance().format((double) level / 100.0);

         state.state = mCharging ? Tile.STATE_UNAVAILABLE
                 : mPowerSave ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
         state.icon = ResourceIcon.get(R.drawable.ic_qs_battery_saver);
         state.label = mContext.getString(R.string.battery_detail_switch_title);
         state.contentDescription = mContext.getString(R.string.accessibility_quick_settings_battery,
                 percentage) + "," +
                 (mPowerSave ? mContext.getString(R.string.battery_saver_notification_title)
                         : mCharging ? mContext.getString(R.string.expanded_header_battery_charging)
                                 : "")
                 + "," + mContext.getString(R.string.accessibility_battery_details);
         state.minimalAccessibilityClassName = state.expandedAccessibilityClassName
                 = Button.class.getName();
     }

     @Override
     public void onBatteryLevelChanged(int level, boolean pluggedIn, boolean charging) {
         mLevel = level;
         mPluggedIn = pluggedIn;
         mCharging = charging;
         refreshState(level);
         if (mDetailShown) {
             mBatteryDetail.postBindView();
         }
     }

     @Override
     public void onPowerSaveChanged(boolean isPowerSave) {
         mPowerSave = isPowerSave;
         refreshState(null);
         if (mDetailShown) {
             mBatteryDetail.postBindView();
         }
     }

     private final class BatteryDetail implements DetailAdapter, OnClickListener,
             OnAttachStateChangeListener {
         private final BatteryMeterDrawable mDrawable = new BatteryMeterDrawable(mHost.getContext(),
                 mHost.getContext().getColor(R.color.batterymeter_frame_color));
         private View mCurrentView;

         @Override
         public CharSequence getTitle() {
             return mContext.getString(R.string.battery_panel_title, mLevel);
         }

         @Override
         public Boolean getToggleState() {
             return null;
         }

         @Override
         public View createDetailView(Context context, View convertView, ViewGroup parent) {
             if (convertView == null) {
                 convertView = LayoutInflater.from(mContext).inflate(R.layout.battery_detail, parent,
                         false);
             }
             mCurrentView = convertView;
             mCurrentView.addOnAttachStateChangeListener(this);
             bindView();
             return convertView;
         }

         private void postBindView() {
             if (mCurrentView == null) return;
             mCurrentView.post(new Runnable() {
                 @Override
                 public void run() {
                     bindView();
                 }
             });
         }

         private void bindView() {
             if (mCurrentView == null) {
                 return;
             }
             mDrawable.onBatteryLevelChanged(100, false, false);
             mDrawable.onPowerSaveChanged(true);
             mDrawable.disableShowPercent();
             ((ImageView) mCurrentView.findViewById(android.R.id.icon)).setImageDrawable(mDrawable);
             Checkable checkbox = (Checkable) mCurrentView.findViewById(android.R.id.toggle);
             checkbox.setChecked(mPowerSave);
             BatteryInfo.getBatteryInfo(mContext, new BatteryInfo.Callback() {
                 @Override
                 public void onBatteryInfoLoaded(BatteryInfo info) {
                     if (mCurrentView != null) {
                         bindBatteryInfo(info);
                     }
                 }
             });
             final TextView batterySaverTitle =
                     (TextView) mCurrentView.findViewById(android.R.id.title);
             final TextView batterySaverSummary =
                     (TextView) mCurrentView.findViewById(android.R.id.summary);
             if (mCharging) {
                 mCurrentView.findViewById(R.id.switch_container).setAlpha(.7f);
                 batterySaverTitle.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14);
                 batterySaverTitle.setText(R.string.battery_detail_charging_summary);
                 mCurrentView.findViewById(android.R.id.toggle).setVisibility(View.GONE);
                 mCurrentView.findViewById(R.id.switch_container).setClickable(false);
             } else {
                 mCurrentView.findViewById(R.id.switch_container).setAlpha(1);
                 batterySaverTitle.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16);
                 batterySaverTitle.setText(R.string.battery_detail_switch_title);
                 batterySaverSummary.setText(R.string.battery_detail_switch_summary);
                 mCurrentView.findViewById(android.R.id.toggle).setVisibility(View.VISIBLE);
                 mCurrentView.findViewById(R.id.switch_container).setClickable(true);
                 mCurrentView.findViewById(R.id.switch_container).setOnClickListener(this);
             }
         }

         private void bindBatteryInfo(BatteryInfo info) {
             SpannableStringBuilder builder = new SpannableStringBuilder();
             builder.append(info.batteryPercentString, new RelativeSizeSpan(2.6f),
                     Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
             if (info.remainingLabel != null) {
                 if (mContext.getResources().getBoolean(R.bool.quick_settings_wide)) {
                     builder.append(' ');
                 } else {
                     builder.append('\n');
                 }
                 builder.append(info.remainingLabel);
             }
             ((TextView) mCurrentView.findViewById(R.id.charge_and_estimation)).setText(builder);

             info.bindHistory((UsageView) mCurrentView.findViewById(R.id.battery_usage));
         }

         @Override
         public void onClick(View v) {
             mBatteryController.setPowerSaveMode(!mPowerSave);
         }

         @Override
         public Intent getSettingsIntent() {
             return new Intent(Intent.ACTION_POWER_USAGE_SUMMARY);
         }

         @Override
         public void setToggleState(boolean state) {
             // No toggle state.
         }

         @Override
         public int getMetricsCategory() {
             return MetricsEvent.QS_BATTERY_DETAIL;
         }

         @Override
         public void onViewAttachedToWindow(View v) {
             if (!mDetailShown) {
                 mDetailShown = true;
                 v.getContext().registerReceiver(mReceiver,
                         new IntentFilter(Intent.ACTION_TIME_TICK), null,
                         Dependency.get(Dependency.TIME_TICK_HANDLER));
             }
         }

         @Override
         public void onViewDetachedFromWindow(View v) {
             if (mDetailShown) {
                 mDetailShown = false;
                 v.getContext().unregisterReceiver(mReceiver);
             }
         }

         private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
             @Override
             public void onReceive(Context context, Intent intent) {
                 postBindView();
             }
         };
     }
 }
	/*
	* Copyright (C) 2015 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.qs.tiles;

	import android.content.BroadcastReceiver;
	import android.content.Context;
	import android.content.Intent;
	import android.content.IntentFilter;
	import android.service.quicksettings.Tile;
	import android.text.SpannableStringBuilder;
	import android.text.Spanned;
	import android.text.style.RelativeSizeSpan;
	import android.util.TypedValue;
	import android.view.LayoutInflater;
	import android.view.View;
	import android.view.View.OnAttachStateChangeListener;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.widget.Button;
	import android.widget.Checkable;
	import android.widget.ImageView;
	import android.widget.TextView;
	import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
	import com.android.settingslib.BatteryInfo;
	import com.android.settingslib.graph.UsageView;
	import com.android.systemui.BatteryMeterDrawable;
	import com.android.systemui.Dependency;
	import com.android.systemui.R;
	import com.android.systemui.plugins.qs.QS.DetailAdapter;
	import com.android.systemui.qs.QSTile;
	import com.android.systemui.statusbar.policy.BatteryController;

	import java.text.NumberFormat;

	public class BatteryTile extends QSTile<QSTile.State> implements BatteryController.BatteryStateChangeCallback {

	private final BatteryController mBatteryController;
	private final BatteryDetail mBatteryDetail = new BatteryDetail();

	private int mLevel;
	private boolean mPowerSave;
	private boolean mCharging;
	private boolean mDetailShown;
	private boolean mPluggedIn;

	public BatteryTile(Host host) {
	super(host);
	mBatteryController = Dependency.get(BatteryController.class);
	}

	@Override
	public State newTileState() {
	return new QSTile.State();
	}

	@Override
	public DetailAdapter getDetailAdapter() {
	return mBatteryDetail;
	}

	@Override
	public int getMetricsCategory() {
	return MetricsEvent.QS_BATTERY_TILE;
	}

	@Override
	public void setListening(boolean listening) {
	if (listening) {
	mBatteryController.addCallback(this);
	} else {
	mBatteryController.removeCallback(this);
	}
	}

	@Override
	public void setDetailListening(boolean listening) {
	super.setDetailListening(listening);
	if (!listening) {
	mBatteryDetail.mCurrentView = null;
	}
	}

	@Override
	public Intent getLongClickIntent() {
	return new Intent(Intent.ACTION_POWER_USAGE_SUMMARY);
	}

	@Override
	protected void handleClick() {
	mBatteryController.setPowerSaveMode(!mPowerSave);
	}

	@Override
	protected void handleSecondaryClick() {
	showDetail(true);
	}

	@Override
	public CharSequence getTileLabel() {
	return mContext.getString(R.string.battery);
	}

	@Override
	protected void handleUpdateState(State state, Object arg) {
	int level = (arg != null) ? (Integer) arg : mLevel;
	String percentage = NumberFormat.getPercentInstance().format((double) level / 100.0);

	state.state = mCharging ? Tile.STATE_UNAVAILABLE
	: mPowerSave ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
	state.icon = ResourceIcon.get(R.drawable.ic_qs_battery_saver);
	state.label = mContext.getString(R.string.battery_detail_switch_title);
	state.contentDescription = mContext.getString(R.string.accessibility_quick_settings_battery,
	percentage) + "," +
	(mPowerSave ? mContext.getString(R.string.battery_saver_notification_title)
	: mCharging ? mContext.getString(R.string.expanded_header_battery_charging)
	: "")
	+ "," + mContext.getString(R.string.accessibility_battery_details);
	state.minimalAccessibilityClassName = state.expandedAccessibilityClassName
	= Button.class.getName();
	}

	@Override
	public void onBatteryLevelChanged(int level, boolean pluggedIn, boolean charging) {
	mLevel = level;
	mPluggedIn = pluggedIn;
	mCharging = charging;
	refreshState(level);
	if (mDetailShown) {
	mBatteryDetail.postBindView();
	}
	}

	@Override
	public void onPowerSaveChanged(boolean isPowerSave) {
	mPowerSave = isPowerSave;
	refreshState(null);
	if (mDetailShown) {
	mBatteryDetail.postBindView();
	}
	}

	private final class BatteryDetail implements DetailAdapter, OnClickListener,
	OnAttachStateChangeListener {
	private final BatteryMeterDrawable mDrawable = new BatteryMeterDrawable(mHost.getContext(),
	mHost.getContext().getColor(R.color.batterymeter_frame_color));
	private View mCurrentView;

	@Override
	public CharSequence getTitle() {
	return mContext.getString(R.string.battery_panel_title, mLevel);
	}

	@Override
	public Boolean getToggleState() {
	return null;
	}

	@Override
	public View createDetailView(Context context, View convertView, ViewGroup parent) {
	if (convertView == null) {
	convertView = LayoutInflater.from(mContext).inflate(R.layout.battery_detail, parent,
	false);
	}
	mCurrentView = convertView;
	mCurrentView.addOnAttachStateChangeListener(this);
	bindView();
	return convertView;
	}

	private void postBindView() {
	if (mCurrentView == null) return;
	mCurrentView.post(new Runnable() {
	@Override
	public void run() {
	bindView();
	}
	});
	}

	private void bindView() {
	if (mCurrentView == null) {
	return;
	}
	mDrawable.onBatteryLevelChanged(100, false, false);
	mDrawable.onPowerSaveChanged(true);
	mDrawable.disableShowPercent();
	((ImageView) mCurrentView.findViewById(android.R.id.icon)).setImageDrawable(mDrawable);
	Checkable checkbox = (Checkable) mCurrentView.findViewById(android.R.id.toggle);
	checkbox.setChecked(mPowerSave);
	BatteryInfo.getBatteryInfo(mContext, new BatteryInfo.Callback() {
	@Override
	public void onBatteryInfoLoaded(BatteryInfo info) {
	if (mCurrentView != null) {
	bindBatteryInfo(info);
	}
	}
	});
	final TextView batterySaverTitle =
	(TextView) mCurrentView.findViewById(android.R.id.title);
	final TextView batterySaverSummary =
	(TextView) mCurrentView.findViewById(android.R.id.summary);
	if (mCharging) {
	mCurrentView.findViewById(R.id.switch_container).setAlpha(.7f);
	batterySaverTitle.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14);
	batterySaverTitle.setText(R.string.battery_detail_charging_summary);
	mCurrentView.findViewById(android.R.id.toggle).setVisibility(View.GONE);
	mCurrentView.findViewById(R.id.switch_container).setClickable(false);
	} else {
	mCurrentView.findViewById(R.id.switch_container).setAlpha(1);
	batterySaverTitle.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16);
	batterySaverTitle.setText(R.string.battery_detail_switch_title);
	batterySaverSummary.setText(R.string.battery_detail_switch_summary);
	mCurrentView.findViewById(android.R.id.toggle).setVisibility(View.VISIBLE);
	mCurrentView.findViewById(R.id.switch_container).setClickable(true);
	mCurrentView.findViewById(R.id.switch_container).setOnClickListener(this);
	}
	}

	private void bindBatteryInfo(BatteryInfo info) {
	SpannableStringBuilder builder = new SpannableStringBuilder();
	builder.append(info.batteryPercentString, new RelativeSizeSpan(2.6f),
	Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
	if (info.remainingLabel != null) {
	if (mContext.getResources().getBoolean(R.bool.quick_settings_wide)) {
	builder.append(' ');
	} else {
	builder.append('\n');
	}
	builder.append(info.remainingLabel);
	}
	((TextView) mCurrentView.findViewById(R.id.charge_and_estimation)).setText(builder);

	info.bindHistory((UsageView) mCurrentView.findViewById(R.id.battery_usage));
	}

	@Override
	public void onClick(View v) {
	mBatteryController.setPowerSaveMode(!mPowerSave);
	}

	@Override
	public Intent getSettingsIntent() {
	return new Intent(Intent.ACTION_POWER_USAGE_SUMMARY);
	}

	@Override
	public void setToggleState(boolean state) {
	// No toggle state.
	}

	@Override
	public int getMetricsCategory() {
	return MetricsEvent.QS_BATTERY_DETAIL;
	}

	@Override
	public void onViewAttachedToWindow(View v) {
	if (!mDetailShown) {
	mDetailShown = true;
	v.getContext().registerReceiver(mReceiver,
	new IntentFilter(Intent.ACTION_TIME_TICK), null,
	Dependency.get(Dependency.TIME_TICK_HANDLER));
	}
	}

	@Override
	public void onViewDetachedFromWindow(View v) {
	if (mDetailShown) {
	mDetailShown = false;
	v.getContext().unregisterReceiver(mReceiver);
	}
	}

	private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
	@Override
	public void onReceive(Context context, Intent intent) {
	postBindView();
	}
	};
	}
	}