mirror of
https://github.com/moparisthebest/k-9
synced 2024-12-24 08:38:51 -05:00
Save/restore instance state for SingleMessageView
This commit is contained in:
cketti
parent
2c09d75afa
commit
4e12dc154e
@ -7,7 +7,6 @@ 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.os.Handler;
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import android.util.Config;
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import android.util.Log;
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import android.view.*;
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import android.view.View.OnClickListener;
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@ -19,7 +18,7 @@ import com.fsck.k9.crypto.PgpData;
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import com.fsck.k9.helper.FileBrowserHelper;
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import com.fsck.k9.helper.FileBrowserHelper.FileBrowserFailOverCallback;
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import com.fsck.k9.mail.*;
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import com.fsck.k9.mail.store.LocalStore;
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import com.fsck.k9.mail.store.LocalStore.LocalMessage;
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import com.fsck.k9.mail.store.StorageManager;
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import com.fsck.k9.view.AttachmentView;
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import com.fsck.k9.view.SingleMessageView;
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@ -33,7 +32,6 @@ public class MessageView extends K9Activity implements OnClickListener {
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private static final String EXTRA_MESSAGE_REFERENCES = "com.fsck.k9.MessageView_messageReferences";
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private static final String EXTRA_NEXT = "com.fsck.k9.MessageView_next";
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private static final String EXTRA_MESSAGE_LIST_EXTRAS = "com.fsck.k9.MessageView_messageListExtras";
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private static final String SHOW_PICTURES = "showPictures";
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private static final String STATE_PGP_DATA = "pgpData";
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private static final int ACTIVITY_CHOOSE_FOLDER_MOVE = 1;
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private static final int ACTIVITY_CHOOSE_FOLDER_COPY = 2;
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@ -417,10 +415,10 @@ public class MessageView extends K9Activity implements OnClickListener {
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putParcelable(EXTRA_MESSAGE_REFERENCE, mMessageReference);
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outState.putParcelableArrayList(EXTRA_MESSAGE_REFERENCES, mMessageReferences);
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outState.putSerializable(STATE_PGP_DATA, mPgpData);
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outState.putBoolean(SHOW_PICTURES, mMessageView.showPictures());
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}
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@Override
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@ -428,7 +426,6 @@ public class MessageView extends K9Activity implements OnClickListener {
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super.onRestoreInstanceState(savedInstanceState);
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mPgpData = (PgpData) savedInstanceState.getSerializable(STATE_PGP_DATA);
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mMessageView.updateCryptoLayout(mAccount.getCryptoProvider(), mPgpData, mMessage);
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mMessageView.setLoadPictures(savedInstanceState.getBoolean(SHOW_PICTURES));
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}
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private void displayMessage(MessageReference ref) {
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@ -439,7 +436,11 @@ public class MessageView extends K9Activity implements OnClickListener {
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findSurroundingMessagesUid();
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// start with fresh, empty PGP data
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mPgpData = new PgpData();
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mMessageView.showMessageWebView(true);
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// Clear previous message
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mMessageView.resetView();
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mMessageView.resetHeaderView();
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mController.loadMessageForView(mAccount, mMessageReference.folderName, mMessageReference.uid, mListener);
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setupDisplayMessageButtons();
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}
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@ -949,46 +950,6 @@ public class MessageView extends K9Activity implements OnClickListener {
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return super.onPrepareOptionsMenu(menu);
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}
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public void displayMessageBody(final Account account, final String folder, final String uid, final Message message) {
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runOnUiThread(new Runnable() {
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public void run() {
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try {
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boolean resetMessageViewState = true;
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// Did we just completely download a previously incomplete message?
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if (mMessage != null && mMessage.isSet(Flag.X_DOWNLOADED_PARTIAL) &&
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message.isSet(Flag.X_DOWNLOADED_FULL)) {
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// Update the headers
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mMessageView.setHeaders(message, account);
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// Keep the current view state (i.e. if the attachment view was visible,
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// keep it that way)
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resetMessageViewState = false;
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}
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mMessage = message;
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mMessageView.displayMessageBody(account, message, mPgpData);
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boolean hasAttachments = ((LocalStore.LocalMessage) message).hasAttachments();
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if (hasAttachments) {
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mMessageView.renderAttachments(mMessage, 0, mMessage, mAccount, mController, mListener);
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}
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if (resetMessageViewState) {
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mMessageView.onShowMessage();
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}
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} catch (MessagingException e) {
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if (Config.LOGV) {
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Log.v(K9.LOG_TAG, "loadMessageForViewBodyAvailable", e);
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}
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}
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}
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});
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}
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class Listener extends MessagingListener {
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@Override
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public void loadMessageForViewHeadersAvailable(final Account account, String folder, String uid,
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@ -1030,17 +991,28 @@ public class MessageView extends K9Activity implements OnClickListener {
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}
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@Override
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public void loadMessageForViewBodyAvailable(Account account, String folder, String uid,
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Message message) {
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if (!mMessageReference.uid.equals(uid) || !mMessageReference.folderName.equals(folder)
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|| !mMessageReference.accountUuid.equals(account.getUuid())) {
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public void loadMessageForViewBodyAvailable(final Account account, String folder,
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String uid, final Message message) {
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if (!mMessageReference.uid.equals(uid) ||
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!mMessageReference.folderName.equals(folder) ||
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!mMessageReference.accountUuid.equals(account.getUuid())) {
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return;
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}
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displayMessageBody(account, folder, uid, message);
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}//loadMessageForViewBodyAvailable
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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try {
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mMessage = message;
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mMessageView.setMessage(account, (LocalMessage) message, mPgpData,
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mController, mListener);
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} catch (MessagingException e) {
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Log.v(K9.LOG_TAG, "loadMessageForViewBodyAvailable", e);
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}
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}
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});
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}
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@Override
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public void loadMessageForViewFailed(Account account, String folder, String uid, final Throwable t) {
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@ -1146,9 +1118,11 @@ public class MessageView extends K9Activity implements OnClickListener {
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// This REALLY should be in MessageCryptoView
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public void onDecryptDone(PgpData pgpData) {
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Account account = mAccount;
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Message message = mMessage;
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LocalMessage message = (LocalMessage) mMessage;
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MessagingController controller = mController;
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Listener listener = mListener;
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try {
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mMessageView.displayMessageBody(account, message, pgpData);
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mMessageView.setMessage(account, message, pgpData, controller, listener);
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} catch (MessagingException e) {
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Log.e(K9.LOG_TAG, "displayMessageBody failed", e);
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}
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@ -7,6 +7,8 @@ import android.content.Intent;
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import android.content.pm.ResolveInfo;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.KeyEvent;
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@ -27,6 +29,7 @@ import com.fsck.k9.helper.Contacts;
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import com.fsck.k9.helper.Utility;
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import com.fsck.k9.mail.*;
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import com.fsck.k9.mail.store.LocalStore;
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import com.fsck.k9.mail.store.LocalStore.LocalMessage;
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import java.util.List;
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@ -51,6 +54,7 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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private LinearLayout mHeaderPlaceHolder;
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private LinearLayout mTitleBarHeaderContainer;
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private View mAttachmentsContainer;
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private SavedState mSavedState;
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public void initialize(Activity activity) {
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mMessageContentView = (MessageWebView) findViewById(R.id.message_content);
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@ -258,8 +262,8 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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return mHeaderContainer.additionalHeadersVisible();
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}
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public void displayMessageBody(Account account, Message message, PgpData pgpData)
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throws MessagingException {
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public void setMessage(Account account, LocalMessage message, PgpData pgpData,
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MessagingController controller, MessagingListener listener) throws MessagingException {
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resetView();
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String type;
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@ -268,14 +272,49 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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type = "text/plain";
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} else {
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// getTextForDisplay() always returns HTML-ified content.
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text = ((LocalStore.LocalMessage) message).getTextForDisplay();
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text = message.getTextForDisplay();
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type = "text/html";
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}
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if (text != null) {
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final String emailText = text;
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final String contentType = type;
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loadBodyFromText(message, emailText, contentType);
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loadBodyFromText(emailText, contentType);
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updateCryptoLayout(account.getCryptoProvider(), pgpData, message);
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} else {
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loadBodyFromUrl("file:///android_asset/empty.html");
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}
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mHasAttachments = message.hasAttachments();
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if (mHasAttachments) {
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renderAttachments(message, 0, message, account, controller, listener);
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}
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mHiddenAttachments.setVisibility(View.GONE);
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boolean lookForImages = true;
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if (mSavedState != null) {
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if (mSavedState.showPictures) {
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setLoadPictures(true);
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lookForImages = false;
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}
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if (mSavedState.attachmentViewVisible) {
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onShowAttachments();
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} else {
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onShowMessage();
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}
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if (mSavedState.hiddenAttachmentsVisible) {
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onShowHiddenAttachments();
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}
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mSavedState = null;
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} else {
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onShowMessage();
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}
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if (text != null && lookForImages) {
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// If the message contains external pictures and the "Show pictures"
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// button wasn't already pressed, see if the user's preferences has us
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// showing them anyway.
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@ -291,12 +330,7 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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showShowPicturesAction(true);
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}
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}
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mHasAttachments = ((LocalStore.LocalMessage) message).hasAttachments();
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} else {
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loadBodyFromUrl("file:///android_asset/empty.html");
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}
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onShowMessage();
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}
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public void loadBodyFromUrl(String url) {
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@ -305,7 +339,7 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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}
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public void loadBodyFromText(Message message, String emailText, String contentType) {
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private void loadBodyFromText(String emailText, String contentType) {
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if (mScreenReaderEnabled) {
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mAccessibleMessageContentView.loadDataWithBaseURL("http://", emailText, contentType, "utf-8", null);
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} else {
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@ -321,14 +355,14 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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public void showAttachments(boolean show) {
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mAttachmentsContainer.setVisibility(show ? View.VISIBLE : View.GONE);
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boolean showHidden = (show && mHiddenAttachments.getChildCount() > 0);
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boolean showHidden = (show && mHiddenAttachments.getVisibility() == View.GONE &&
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mHiddenAttachments.getChildCount() > 0);
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mShowHiddenAttachments.setVisibility(showHidden ? View.VISIBLE : View.GONE);
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if (show) {
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moveHeaderToLayout();
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} else {
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moveHeaderToWebViewTitleBar();
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mHiddenAttachments.setVisibility(View.GONE);
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}
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}
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@ -395,10 +429,22 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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}
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public void resetView() {
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mMessageContentView.scrollTo(0, 0);
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mMessageContentView.clearView();
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mDownloadRemainder.setVisibility(View.GONE);
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setLoadPictures(false);
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showShowAttachmentsAction(false);
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showShowMessageAction(false);
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showShowPicturesAction(false);
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mAttachments.removeAllViews();
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mHiddenAttachments.removeAllViews();
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/*
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* Clear the WebView content
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*
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* For some reason WebView.clearView() doesn't clear the contents when the WebView changes
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* its size because the button to download the complete message was previously shown and
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* is now hidden.
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*/
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loadBodyFromText("", "text/plain");
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}
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public void resetHeaderView() {
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@ -427,4 +473,72 @@ public class SingleMessageView extends LinearLayout implements OnClickListener {
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mTitleBarHeaderContainer.addView(mHeaderContainer);
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}
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}
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@Override
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public Parcelable onSaveInstanceState() {
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Parcelable superState = super.onSaveInstanceState();
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SavedState savedState = new SavedState(superState);
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savedState.attachmentViewVisible = (mAttachmentsContainer != null &&
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mAttachmentsContainer.getVisibility() == View.VISIBLE);
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savedState.hiddenAttachmentsVisible = (mHiddenAttachments != null &&
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mHiddenAttachments.getVisibility() == View.VISIBLE);
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savedState.showPictures = mShowPictures;
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return savedState;
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}
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@Override
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public void onRestoreInstanceState(Parcelable state) {
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if(!(state instanceof SavedState)) {
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super.onRestoreInstanceState(state);
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return;
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}
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SavedState savedState = (SavedState)state;
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super.onRestoreInstanceState(savedState.getSuperState());
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mSavedState = savedState;
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}
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static class SavedState extends BaseSavedState {
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boolean attachmentViewVisible;
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boolean hiddenAttachmentsVisible;
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boolean showPictures;
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@SuppressWarnings("hiding")
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public static final Parcelable.Creator<SavedState> CREATOR =
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new Parcelable.Creator<SavedState>() {
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@Override
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public SavedState createFromParcel(Parcel in) {
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return new SavedState(in);
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}
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@Override
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public SavedState[] newArray(int size) {
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return new SavedState[size];
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}
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};
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SavedState(Parcelable superState) {
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super(superState);
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}
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private SavedState(Parcel in) {
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super(in);
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this.attachmentViewVisible = (in.readInt() != 0);
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this.hiddenAttachmentsVisible = (in.readInt() != 0);
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this.showPictures = (in.readInt() != 0);
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}
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@Override
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public void writeToParcel(Parcel out, int flags) {
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super.writeToParcel(out, flags);
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out.writeInt((this.attachmentViewVisible) ? 1 : 0);
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out.writeInt((this.hiddenAttachmentsVisible) ? 1 : 0);
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out.writeInt((this.showPictures) ? 1 : 0);
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}
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}
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}
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