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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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package com.nokia.mid.ui;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import org.eclipse.swt.internal.extension.DisplayExtension;
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import org.eclipse.swt.widgets.Internal_PackageSupport;
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import com.nokia.mid.ui.internal.OS;
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import com.nokia.mid.ui.SoftNotificationException;
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import com.nokia.mid.ui.SoftNotificationListener;
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import com.nokia.mj.impl.fileutils.FileUtility;
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import com.nokia.mj.impl.rt.support.Finalizer;
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import com.nokia.mj.impl.rt.support.ApplicationInfo;
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/**
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* SoftNotificationImpl implements the functionality specified in
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* com.nokia.mid.ui.SoftNotification class.
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*/
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final class SoftNotificationImpl extends com.nokia.mid.ui.SoftNotification {
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// Native CSoftNotification handle
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private int iSoftNotificationHandle = 0;
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// Observer of this class set by the API user. An array is used to allow
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// listener synchronization.
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private SoftNotificationListener[] iListener;
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// Listener event when user accepted notification
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private final static int EVENT_ACCEPT = 1;
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// Listener event when user dismissed notification
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private final static int EVENT_DISMISS = 2;
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// Error message prefix for exceptions.
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private final static String ERROR_MESSAGE_PREFIX = "Failed to ";
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// The class will have native resources so register it for
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// finalization.
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private Finalizer mFinalizer;
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private int err;
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private int id;
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private int midletUid;
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/**
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* Constructor. New instance with old identifier.
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*
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* @param aNotificationId
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* Identification of previous soft notification.
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*/
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public SoftNotificationImpl(int aNotificationId) {
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initialize(aNotificationId);
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}
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/**
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* Constructor. New instance.
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*/
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public SoftNotificationImpl() {
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initialize(0);
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}
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/**
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* Initializes the instance.
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*
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* @param aNotificationId
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* Id of the soft notification.
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*/
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protected void initialize(int aNotificationId) {
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final int iNotificationId = aNotificationId;
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iListener = new SoftNotificationListener[1];
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Runnable r = new Runnable() {
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public void run() {
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String uidString = ApplicationInfo.getInstance().getUid().toString();
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// removing "[" and "]" brackets
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uidString = uidString.substring(1,uidString.length()-1);
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// converting to decimal
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midletUid =(int)Long.parseLong(uidString,16);
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iSoftNotificationHandle = OS.createNativePeer(midletUid, iNotificationId,
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SoftNotificationImpl.this);
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}
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};
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// if display is created already, execute it in UI thread no matter
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// what thread it is called from. Otherwise assume LCDUI application is
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// called
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// and create a display. eSWT is not allowed to call before display
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// creation
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if (DisplayExtension.getDisplayInstance() != null) {
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DisplayExtension.getDisplayInstance().syncExec(r);
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} else {
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com.nokia.mj.impl.nokialcdui.LCDUIInvoker
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.eSWTUIThreadRunnerSyncExec(r);
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}
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if (iSoftNotificationHandle <= 0) {
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throw new OutOfMemoryError();
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}
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mFinalizer = ((mFinalizer != null) ? mFinalizer : new Finalizer() {
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public void finalizeImpl() {
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close();
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}
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});
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}
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/**
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* Called when the object is finalized by the garbage collector.
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*/
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public void close() {
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(new Runnable() {
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public void run() {
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if (mFinalizer != null) {
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OS.destroy(iSoftNotificationHandle);
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}
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mFinalizer = null;
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}
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});
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}
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}
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/**
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* Notification callback, called from the native side.
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*
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* @param aEventArg
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* Occurred event.
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*/
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private void notificationCallback(int aEventArg) {
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// Synchronize the listener usage since the user may want to set it
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// to null during execution of this function.
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synchronized (iListener) {
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SoftNotificationListener listener = iListener[0];
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if (listener != null) {
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if (aEventArg == EVENT_ACCEPT) {
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listener.notificationSelected(this);
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} else if (aEventArg == EVENT_DISMISS) {
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listener.notificationDismissed(this);
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}
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}
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}
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}
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/**
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* Checks the given error value. Throws SoftNotificationException if the
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* given error value is other than NativeError.KErrNone.
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*
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* @param aError
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* Error value to be checked.
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* @param aErrorMessage
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* Message to be included in the exception.
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*/
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private final void checkError(int aError, String aErrorMessage)
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throws SoftNotificationException {
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if (aError != 0) {
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throw new SoftNotificationException(ERROR_MESSAGE_PREFIX
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+ aErrorMessage, aError);
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}
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}
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// Functions from the base class.
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/**
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* See class SoftNotification for comments
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*/
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public int getId() {
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(
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new Runnable() {
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public void run() {
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id = 0;
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id = OS.getId(iSoftNotificationHandle);
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}
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});
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}
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return id;
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}
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/**
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* See class SoftNotification for comments
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*/
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public void post() throws SoftNotificationException {
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(
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new Runnable() {
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public void run() {
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err = 0;
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err = OS
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.showSoftNotification(iSoftNotificationHandle);
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}
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});
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}
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checkError(err, "add soft notification");
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}
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/**
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* See class SoftNotification for comments
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*/
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public void remove() throws SoftNotificationException {
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(
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new Runnable() {
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public void run() {
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err = 0;
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err = OS
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.removeSoftNotification(iSoftNotificationHandle);
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}
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});
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}
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checkError(err, "remove notification");
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}
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/**
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* See class SoftNotification for comments
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*/
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public void setListener(SoftNotificationListener aListener) {
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// Synchronize the listener setting since the user may set it
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// to null during it is used elsewhere in this class.
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synchronized (iListener) {
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iListener[0] = aListener;
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}
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}
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/**
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* See class SoftNotification for comments
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*/
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public void setText(String aPrimaryText, String aSecondaryText)
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throws SoftNotificationException {
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final String iPrimaryText = aPrimaryText;
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final String iSecondaryText = aSecondaryText;
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(
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new Runnable() {
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public void run() {
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err = 0;
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err = OS.setText(iSoftNotificationHandle,
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iPrimaryText == null ? "" : iPrimaryText,
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iSecondaryText == null ? ""
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: iSecondaryText);
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}
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});
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}
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checkError(err, "set note text");
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}
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/**
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* See class SoftNotification for comments
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*/
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public void setSoftkeyLabels(String aSoftkey1Label, String aSoftkey2Label)
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throws SoftNotificationException {
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int err = 0;
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checkError(err, "set softkeys");
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}
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private String stringReplace(String source, String searchStr,
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String replacementStr) {
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StringBuffer strBuffer = new StringBuffer();
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int pos = source.indexOf(searchStr);
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while (pos != -1) {
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strBuffer.append(source.substring(0, pos)).append(replacementStr);
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source = source.substring(pos + searchStr.length());
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pos = source.indexOf(searchStr);
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}
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strBuffer.append(source);
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return strBuffer.toString();
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}
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/**
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* See class SoftNotification for comments
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*/
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public void setImage(byte[] aImageData) throws SoftNotificationException {
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if (aImageData != null) {
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final byte[] iImageData = aImageData;
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if (DisplayExtension.getDisplayInstance() != null) {
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Internal_PackageSupport.getDisplayInstance().syncExec(
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new Runnable() {
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public void run() {
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err = 0;
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String imagePath = "";
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try {
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String directoryPath = ApplicationInfo
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.getInstance().getRootPath();
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// Replace "\private\102033e6\apps" with
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// "resource\apps\java"
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directoryPath = stringReplace(
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directoryPath, "private", "public");
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directoryPath = directoryPath
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+ "softnotification\\"
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+ midletUid + "_"
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+ getId();
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String imageName = midletUid
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+ "_" + getId();
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FileUtility target = new FileUtility(
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directoryPath);
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if (!target.exists()) {
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target.mkdirs();
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}
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target = new FileUtility(directoryPath
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+ "\\" + imageName);
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if (!target.exists()) {
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target.createNewFile();
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}
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OutputStream fos = target
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.openOutputStream();
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ByteArrayInputStream in = new ByteArrayInputStream(
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iImageData);
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byte[] buf = new byte[1024];
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int len;
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while ((len = in.read(buf)) > 0) {
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fos.write(buf, 0, len);
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}
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in.close();
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fos.close();
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target = null;
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imagePath = directoryPath + "\\"
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+ imageName;
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} catch (IOException ex) {
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ex.printStackTrace();
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} catch (Throwable t) {
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t.printStackTrace();
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}
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err = OS.setImagePath(iSoftNotificationHandle,
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imagePath);
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}
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});
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}
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}
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checkError(err, "set image");
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}
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}
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