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/*
* 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.systemui.statusbar;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.graphics.drawable.Drawable;
import android.graphics.Canvas;
import android.util.Slog;
import android.view.ViewDebug;
import android.widget.FrameLayout;
import com.android.internal.statusbar.StatusBarIcon;
public class StatusBarIconView extends AnimatedImageView {
private static final String TAG = "StatusBarIconView";
private StatusBarIcon mIcon;
@ViewDebug.ExportedProperty private String mSlot;
@ViewDebug.ExportedProperty private boolean mError;
public StatusBarIconView(Context context, String slot) {
super(context);
mSlot = slot;
}
private static boolean streq(String a, String b) {
if (a == b) {
return true;
}
if (a == null && b != null) {
return false;
}
if (a != null && b == null) {
return false;
}
return a.equals(b);
}
public void set(StatusBarIcon icon) {
error: {
final boolean iconEquals = !mError
&& mIcon != null
&& streq(mIcon.iconPackage, icon.iconPackage)
&& mIcon.iconId == icon.iconId;
final boolean levelEquals = !mError
&& iconEquals
&& mIcon.iconLevel == icon.iconLevel;
final boolean visibilityEquals = !mError
&& mIcon != null
&& mIcon.visible == icon.visible;
mError = false;
if (!iconEquals) {
Drawable drawable = getIcon(icon);
if (drawable == null) {
mError = true;
Slog.w(PhoneStatusBarService.TAG, "No icon ID for slot " + mSlot);
break error;
}
setImageDrawable(drawable);
}
if (!levelEquals) {
setImageLevel(icon.iconLevel);
}
if (!visibilityEquals) {
setVisibility(icon.visible ? VISIBLE : GONE);
}
mIcon = icon.clone();
}
if (mError) {
setVisibility(GONE);
}
}
private Drawable getIcon(StatusBarIcon icon) {
return getIcon(getContext(), icon);
}
/**
* Returns the right icon to use for this item, respecting the iconId and
* iconPackage (if set)
*
* @param context Context to use to get resources if iconPackage is not set
* @return Drawable for this item, or null if the package or item could not
* be found
*/
public static Drawable getIcon(Context context, StatusBarIcon icon) {
Resources r = null;
if (icon.iconPackage != null) {
try {
r = context.getPackageManager().getResourcesForApplication(icon.iconPackage);
} catch (PackageManager.NameNotFoundException ex) {
Slog.e(PhoneStatusBarService.TAG, "Icon package not found: "+icon.iconPackage, ex);
return null;
}
} else {
r = context.getResources();
}
if (icon.iconId == 0) {
return null;
}
try {
return r.getDrawable(icon.iconId);
} catch (RuntimeException e) {
Slog.w(PhoneStatusBarService.TAG, "Icon not found in "
+ (icon.iconPackage != null ? icon.iconId : "<system>")
+ ": " + Integer.toHexString(icon.iconId));
}
return null;
}
public StatusBarIcon getStatusBarIcon() {
return mIcon;
}
}
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