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/*
* 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 android.printservice;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.graphics.drawable.Icon;
import android.os.RemoteException;
import android.print.PrinterId;
import android.util.Log;
/**
* Callback for {@link PrinterDiscoverySession#onRequestCustomPrinterIcon}.
*/
public final class CustomPrinterIconCallback {
/** The printer the call back is for */
private final @NonNull PrinterId mPrinterId;
private final @NonNull IPrintServiceClient mObserver;
private static final String LOG_TAG = "CustomPrinterIconCB";
/**
* Create a callback class to be used once a icon is loaded
*
* @param printerId The printer the icon should be loaded for
* @param observer The observer that needs to be notified about the update.
*/
CustomPrinterIconCallback(@NonNull PrinterId printerId, @NonNull IPrintServiceClient observer) {
mPrinterId = printerId;
mObserver = observer;
}
/**
* Provide a new icon for a printer. Can be called more than once to update the icon.
*
* @param icon The new icon for the printer or null to unset the current icon
* @return true iff the icon could be updated
*/
public boolean onCustomPrinterIconLoaded(@Nullable Icon icon) {
try {
mObserver.onCustomPrinterIconLoaded(mPrinterId, icon);
} catch (RemoteException e) {
Log.e(LOG_TAG , "Could not update icon", e);
return false;
}
return true;
}
}
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