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mirror of https://github.com/moparisthebest/k-9 synced 2024-11-27 19:52:17 -05:00

Make MessageListHandler a real Handler that uses Android's message queue

This commit is contained in:
cketti 2012-09-05 00:35:43 +02:00
parent 691fb2a84a
commit 75a97a82c0

View File

@ -17,6 +17,7 @@ import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Handler;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.style.AbsoluteSizeSpan;
@ -348,215 +349,262 @@ public class MessageList
}
}
class MessageListHandler {
class MessageListHandler extends Handler {
private static final int ACTION_REMOVE_MESSAGES = 1;
private static final int ACTION_ADD_MESSAGES = 2;
private static final int ACTION_RESET_UNREAD_COUNT = 3;
private static final int ACTION_SORT_MESSAGES = 4;
private static final int ACTION_FOLDER_LOADING = 5;
private static final int ACTION_REFRESH_TITLE = 6;
private static final int ACTION_PROGRESS = 7;
/**
* @param messages Never {@code null}.
*/
public void removeMessages(final List<MessageInfoHolder> messages) {
if (messages.isEmpty()) {
return;
}
runOnUiThread(new Runnable() {
@Override
public void run() {
for (MessageInfoHolder message : messages) {
if (message != null && (mFolderName == null || (
message.folder != null &&
message.folder.name.equals(mFolderName)))) {
if (message.selected && mSelectedCount > 0) {
mSelectedCount--;
}
mAdapter.messages.remove(message);
}
}
resetUnreadCountOnThread();
mAdapter.notifyDataSetChanged();
toggleBatchButtons();
}
});
android.os.Message msg = android.os.Message.obtain(this, ACTION_REMOVE_MESSAGES, messages);
sendMessage(msg);
}
/**
* @param messages Never {@code null}.
*/
public void addMessages(final List<MessageInfoHolder> messages) {
if (messages.isEmpty()) {
return;
android.os.Message msg = android.os.Message.obtain(this, ACTION_ADD_MESSAGES, messages);
sendMessage(msg);
}
public void resetUnreadCount() {
android.os.Message msg = android.os.Message.obtain(this, ACTION_RESET_UNREAD_COUNT);
sendMessage(msg);
}
public void sortMessages() {
android.os.Message msg = android.os.Message.obtain(this, ACTION_SORT_MESSAGES);
sendMessage(msg);
}
public void folderLoading(String folder, boolean loading) {
android.os.Message msg = android.os.Message.obtain(this, ACTION_FOLDER_LOADING,
(loading) ? 1 : 0, 0, folder);
sendMessage(msg);
}
public void refreshTitle() {
android.os.Message msg = android.os.Message.obtain(this, ACTION_REFRESH_TITLE);
sendMessage(msg);
}
public void progress(final boolean progress) {
android.os.Message msg = android.os.Message.obtain(this, ACTION_PROGRESS,
(progress) ? 1 : 0, 0);
sendMessage(msg);
}
@SuppressWarnings("unchecked")
@Override
public void handleMessage(android.os.Message msg) {
switch (msg.what) {
case ACTION_REMOVE_MESSAGES: {
List<MessageInfoHolder> messages = (List<MessageInfoHolder>) msg.obj;
MessageList.this.removeMessages(messages);
break;
}
case ACTION_ADD_MESSAGES: {
List<MessageInfoHolder> messages = (List<MessageInfoHolder>) msg.obj;
MessageList.this.addMessages(messages);
break;
}
case ACTION_RESET_UNREAD_COUNT: {
MessageList.this.resetUnreadCount();
break;
}
case ACTION_SORT_MESSAGES: {
MessageList.this.sortMessages();
break;
}
case ACTION_FOLDER_LOADING: {
String folder = (String) msg.obj;
boolean loading = (msg.arg1 == 1);
MessageList.this.folderLoading(folder, loading);
break;
}
case ACTION_REFRESH_TITLE: {
MessageList.this.refreshTitle();
break;
}
case ACTION_PROGRESS: {
boolean progress = (msg.arg1 == 1);
MessageList.this.progress(progress);
break;
}
}
final boolean wasEmpty = mAdapter.messages.isEmpty();
runOnUiThread(new Runnable() {
@Override
public void run() {
for (final MessageInfoHolder message : messages) {
if (mFolderName == null || (message.folder != null && message.folder.name.equals(mFolderName))) {
int index;
synchronized (mAdapter.messages) {
index = Collections.binarySearch(mAdapter.messages, message, getComparator());
}
}
}
if (index < 0) {
index = (index * -1) - 1;
}
mAdapter.messages.add(index, message);
}
}
if (wasEmpty) {
mListView.setSelection(0);
}
resetUnreadCountOnThread();
mAdapter.notifyDataSetChanged();
}
});
private void removeMessages(final List<MessageInfoHolder> messages) {
if (messages.isEmpty()) {
return;
}
private void resetUnreadCount() {
runOnUiThread(new Runnable() {
@Override
public void run() {
resetUnreadCountOnThread();
for (MessageInfoHolder message : messages) {
if (message != null && (mFolderName == null || (
message.folder != null &&
message.folder.name.equals(mFolderName)))) {
if (message.selected && mSelectedCount > 0) {
mSelectedCount--;
}
});
mAdapter.messages.remove(message);
}
}
resetUnreadCount();
mAdapter.notifyDataSetChanged();
toggleBatchButtons();
}
private void addMessages(final List<MessageInfoHolder> messages) {
if (messages.isEmpty()) {
return;
}
private void resetUnreadCountOnThread() {
if (mQueryString != null) {
int unreadCount = 0;
final boolean wasEmpty = mAdapter.messages.isEmpty();
for (final MessageInfoHolder message : messages) {
if (mFolderName == null || (message.folder != null && message.folder.name.equals(mFolderName))) {
int index;
synchronized (mAdapter.messages) {
for (MessageInfoHolder holder : mAdapter.messages) {
unreadCount += holder.read ? 0 : 1;
}
index = Collections.binarySearch(mAdapter.messages, message, getComparator());
}
mUnreadMessageCount = unreadCount;
refreshTitleOnThread();
if (index < 0) {
index = (index * -1) - 1;
}
mAdapter.messages.add(index, message);
}
}
private void sortMessages() {
final Comparator<MessageInfoHolder> chainComparator = getComparator();
if (wasEmpty) {
mListView.setSelection(0);
}
resetUnreadCount();
runOnUiThread(new Runnable() {
@Override
public void run() {
synchronized (mAdapter.messages) {
Collections.sort(mAdapter.messages, chainComparator);
}
mAdapter.notifyDataSetChanged();
mAdapter.notifyDataSetChanged();
}
private void resetUnreadCount() {
if (mQueryString != null) {
int unreadCount = 0;
synchronized (mAdapter.messages) {
for (MessageInfoHolder holder : mAdapter.messages) {
unreadCount += holder.read ? 0 : 1;
}
});
}
mUnreadMessageCount = unreadCount;
refreshTitle();
}
}
private void sortMessages() {
final Comparator<MessageInfoHolder> chainComparator = getComparator();
synchronized (mAdapter.messages) {
Collections.sort(mAdapter.messages, chainComparator);
}
mAdapter.notifyDataSetChanged();
}
/**
* @return The comparator to use to display messages in an ordered
* fashion. Never <code>null</code>.
*/
protected Comparator<MessageInfoHolder> getComparator() {
final List<Comparator<MessageInfoHolder>> chain = new ArrayList<Comparator<MessageInfoHolder>>(2 /* we add 2 comparators at most */);
{
// add the specified comparator
final Comparator<MessageInfoHolder> comparator = SORT_COMPARATORS.get(mSortType);
if (mSortAscending) {
chain.add(comparator);
} else {
chain.add(new ReverseComparator<MessageInfoHolder>(comparator));
}
}
/**
* @return The comparator to use to display messages in an ordered
* fashion. Never <code>null</code>.
*/
protected Comparator<MessageInfoHolder> getComparator() {
final List<Comparator<MessageInfoHolder>> chain = new ArrayList<Comparator<MessageInfoHolder>>(2 /* we add 2 comparators at most */);
{
// add the specified comparator
final Comparator<MessageInfoHolder> comparator = SORT_COMPARATORS.get(mSortType);
if (mSortAscending) {
{
// add the date comparator if not already specified
if (mSortType != SortType.SORT_DATE && mSortType != SortType.SORT_ARRIVAL) {
final Comparator<MessageInfoHolder> comparator = SORT_COMPARATORS.get(SortType.SORT_DATE);
if (mSortDateAscending) {
chain.add(comparator);
} else {
chain.add(new ReverseComparator<MessageInfoHolder>(comparator));
}
}
}
{
// add the date comparator if not already specified
if (mSortType != SortType.SORT_DATE && mSortType != SortType.SORT_ARRIVAL) {
final Comparator<MessageInfoHolder> comparator = SORT_COMPARATORS.get(SortType.SORT_DATE);
if (mSortDateAscending) {
chain.add(comparator);
} else {
chain.add(new ReverseComparator<MessageInfoHolder>(comparator));
}
// build the comparator chain
final Comparator<MessageInfoHolder> chainComparator = new ComparatorChain<MessageInfoHolder>(chain);
return chainComparator;
}
private void folderLoading(String folder, boolean loading) {
if (mCurrentFolder != null && mCurrentFolder.name.equals(folder)) {
mCurrentFolder.loading = loading;
}
updateFooterView();
}
private void refreshTitle() {
setWindowTitle();
setWindowProgress();
}
private void setWindowProgress() {
int level = Window.PROGRESS_END;
if (mCurrentFolder != null && mCurrentFolder.loading && mAdapter.mListener.getFolderTotal() > 0) {
int divisor = mAdapter.mListener.getFolderTotal();
if (divisor != 0) {
level = (Window.PROGRESS_END / divisor) * (mAdapter.mListener.getFolderCompleted()) ;
if (level > Window.PROGRESS_END) {
level = Window.PROGRESS_END;
}
}
// build the comparator chain
final Comparator<MessageInfoHolder> chainComparator = new ComparatorChain<MessageInfoHolder>(chain);
return chainComparator;
}
public void folderLoading(String folder, boolean loading) {
if (mCurrentFolder != null && mCurrentFolder.name.equals(folder)) {
mCurrentFolder.loading = loading;
}
runOnUiThread(new Runnable() {
@Override public void run() {
updateFooterView();
}
});
}
getWindow().setFeatureInt(Window.FEATURE_PROGRESS, level);
}
private void refreshTitle() {
runOnUiThread(new Runnable() {
@Override
public void run() {
refreshTitleOnThread();
}
});
}
private void setWindowTitle() {
String displayName;
private void refreshTitleOnThread() {
setWindowTitle();
setWindowProgress();
}
if (mFolderName != null) {
displayName = mFolderName;
private void setWindowProgress() {
int level = Window.PROGRESS_END;
if (mCurrentFolder != null && mCurrentFolder.loading && mAdapter.mListener.getFolderTotal() > 0) {
int divisor = mAdapter.mListener.getFolderTotal();
if (divisor != 0) {
level = (Window.PROGRESS_END / divisor) * (mAdapter.mListener.getFolderCompleted()) ;
if (level > Window.PROGRESS_END) {
level = Window.PROGRESS_END;
}
}
if (mAccount.getInboxFolderName().equalsIgnoreCase(displayName)) {
displayName = getString(R.string.special_mailbox_name_inbox);
} else if (mAccount.getOutboxFolderName().equals(displayName)) {
displayName = getString(R.string.special_mailbox_name_outbox);
}
getWindow().setFeatureInt(Window.FEATURE_PROGRESS, level);
}
private void setWindowTitle() {
String displayName;
if (mFolderName != null) {
displayName = mFolderName;
if (mAccount.getInboxFolderName().equalsIgnoreCase(displayName)) {
displayName = getString(R.string.special_mailbox_name_inbox);
} else if (mAccount.getOutboxFolderName().equals(displayName)) {
displayName = getString(R.string.special_mailbox_name_outbox);
}
String dispString = mAdapter.mListener.formatHeader(MessageList.this, getString(R.string.message_list_title, mAccount.getDescription(), displayName), mUnreadMessageCount, getTimeFormat());
String dispString = mAdapter.mListener.formatHeader(MessageList.this, getString(R.string.message_list_title, mAccount.getDescription(), displayName), mUnreadMessageCount, getTimeFormat());
setTitle(dispString);
} else if (mQueryString != null) {
if (mTitle != null) {
String dispString = mAdapter.mListener.formatHeader(MessageList.this, mTitle, mUnreadMessageCount, getTimeFormat());
setTitle(dispString);
} else if (mQueryString != null) {
if (mTitle != null) {
String dispString = mAdapter.mListener.formatHeader(MessageList.this, mTitle, mUnreadMessageCount, getTimeFormat());
setTitle(dispString);
} else {
setTitle(getString(R.string.search_results) + ": " + mQueryString);
}
} else {
setTitle(getString(R.string.search_results) + ": " + mQueryString);
}
}
}
public void progress(final boolean progress) {
runOnUiThread(new Runnable() {
@Override
public void run() {
showProgressIndicator(progress);
}
});
}
private void progress(final boolean progress) {
showProgressIndicator(progress);
}
/**