136 lines
4.3 KiB
Java
136 lines
4.3 KiB
Java
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.email.activity;
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import com.android.email.Controller;
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import android.app.Activity;
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import android.app.ProgressDialog;
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import android.content.ActivityNotFoundException;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.provider.Browser;
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/**
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* Base class for {@link MessageView} and {@link MessageFileView}.
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*
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* Class relation diagram:
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* <pre>
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* (activities) (fragments)
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* MessageViewBase MessageViewFragmentBase
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* | | (with nested interface Callback)
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* | |
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* |-- MessageFileView -- owns --> |-- MessageFileViewFragment : For EML files.
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* | | (with nested interface Callback, which implements
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* | | MessageViewFragmentBase.Callback)
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* | |
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* |-- MessageView -- owns --> |-- MessageViewFragment : For regular messages
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*
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* MessageView is basically same as MessageFileView, but has more operations, such as "delete",
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* "forward", "reply", etc.
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*
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* Similarly, MessageViewFragment has more operations than MessageFileViewFragment does, such as
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* "mark unread", "respond to invite", etc. Also its Callback interface has more method than
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* MessageViewFragmentBase.Callback does, for the extra operations.
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* </pre>
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*/
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public abstract class MessageViewBase extends Activity implements MessageViewFragmentBase.Callback {
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private ProgressDialog mFetchAttachmentProgressDialog;
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private Controller mController;
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protected abstract int getLayoutId();
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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ActivityHelper.debugSetWindowFlags(this);
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setContentView(getLayoutId());
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// TODO Turn it into a "managed" dialog?
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// Managed dialogs survive activity re-creation. (e.g. orientation change)
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mFetchAttachmentProgressDialog = new ProgressDialog(this);
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mFetchAttachmentProgressDialog.setIndeterminate(true);
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mFetchAttachmentProgressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
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mController = Controller.getInstance(getApplication());
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}
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@Override
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public void onResume() {
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super.onResume();
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}
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@Override
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public void onPause() {
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super.onPause();
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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}
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protected Controller getController() {
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return mController;
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}
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protected abstract MessageViewFragmentBase getFragment();
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/**
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* @return the account id for the current message, or -1 if there's no account associated with.
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* (i.e. when opening an EML file.)
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*/
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protected abstract long getAccountId();
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@Override
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public void onMessageViewShown(int mailboxType) {
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}
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@Override
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public void onMessageViewGone() {
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}
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@Override
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public boolean onUrlInMessageClicked(String url) {
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// If it's showing an EML file, we pass -1 as the account id, and MessageCompose
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// uses the default account. If there's no accounts set up, MessageCompose will close
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// itself.
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return ActivityHelper.openUrlInMessage(this, url, getAccountId());
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}
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@Override
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public void onLoadMessageStarted() {
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setProgressBarIndeterminateVisibility(true);
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}
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@Override
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public void onLoadMessageFinished() {
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setProgressBarIndeterminateVisibility(false);
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}
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@Override
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public void onLoadMessageError(String errorMessage) {
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onLoadMessageFinished();
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}
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@Override
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public void onMessageNotExists() { // Probably meessage deleted.
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finish();
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}
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}
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