private void InitUIComponents()
{
mTopBarContainer = FindViewById(Resource.Id.top_bar_container);
mTxtChannelUrl = FindViewById(Resource.Id.txt_channel_url) as TextView;
mSettingsContainer = FindViewById(Resource.Id.settings_container);
mSettingsContainer.Visibility = ViewStates.Gone;
mBtnLeave = FindViewById(Resource.Id.btn_leave) as Button;
mBtnLeave.Click += (sender, e) => {
mSettingsContainer.Visibility = ViewStates.Gone;
SendBirdSDK.Leave(SendBirdSDK.GetChannelUrl());
Finish();
};
mBtnClose = FindViewById(Resource.Id.btn_close) as ImageButton;
mBtnClose.Click += (object sender, EventArgs e) => {
Finish();
};
mBtnSettings = FindViewById(Resource.Id.btn_settings) as ImageButton;
mBtnSettings.Click += (sender, e) => {
if (mSettingsContainer.Visibility != ViewStates.Visible)
{
mSettingsContainer.Visibility = ViewStates.Visible;
}
else
{
mSettingsContainer.Visibility = ViewStates.Gone;
}
};
ResizeMenubar();
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
ViewHolder viewHolder = null;
if (convertView == null)
{
viewHolder = new ViewHolder();
convertView = mInflater.Inflate(Resource.Layout.SendBirdViewChannel, parent, false);
viewHolder.SetView("selected_container", convertView.FindViewById(Resource.Id.selected_container));
viewHolder.GetView("selected_container").Visibility = ViewStates.Gone;
viewHolder.SetView("img_thumbnail", convertView.FindViewById(Resource.Id.img_thumbnail));
viewHolder.SetView("txt_topic", convertView.FindViewById(Resource.Id.txt_topic));
viewHolder.SetView("txt_desc", convertView.FindViewById(Resource.Id.txt_desc));
convertView.Tag = viewHolder;
}
Channel item = this[position];
viewHolder = convertView.Tag as ViewHolder;
DisplayUrlImage(viewHolder.GetView <ImageView> ("img_thumbnail"), item.coverUrl);
viewHolder.GetView <TextView> ("txt_topic").Text = "#" + item.GetUrlWithoutAppPrefix();
viewHolder.GetView <TextView> ("txt_desc").Text = ("" + item.memberCount + ((item.memberCount <= 1) ? " Member" : " Members"));
if (item.url.Equals(SendBirdSDK.GetChannelUrl()))
{
viewHolder.GetView("selected_container").Visibility = ViewStates.Visible;
}
else
{
viewHolder.GetView("selected_container").Visibility = ViewStates.Gone;
}
return(convertView);
}
private void InitUIComponents(View rootView)
{
mListView = rootView.FindViewById(Resource.Id.list) as ListView;
TurnOffListViewDecoration(mListView);
mListView.Adapter = mAdapter;
mBtnChannel = rootView.FindViewById(Resource.Id.btn_channel) as ImageButton;
mBtnChannel.Click += (sender, e) => {
if (OnChannelListClicked != null)
{
OnChannelListClicked(this, new EventArgs());
}
};
mBtnSend = rootView.FindViewById(Resource.Id.btn_send) as Button;
mBtnUpload = rootView.FindViewById(Resource.Id.btn_upload) as ImageButton;
mProgressBtnUpload = rootView.FindViewById(Resource.Id.progress_btn_upload) as ProgressBar;
mEtxtMessage = rootView.FindViewById(Resource.Id.etxt_message) as EditText;
mEtxtMessage.KeyPress += (object sender, View.KeyEventArgs e) => {
if (e.KeyCode == Keycode.Enter)
{
if (e.Event.Action == KeyEventActions.Down)
{
Send();
e.Handled = true;
}
}
else
{
e.Handled = false;
}
};
mBtnSend.Enabled = false;
mBtnSend.Click += (object sender, EventArgs e) => {
Send();
};
mEtxtMessage.AfterTextChanged += (object sender, AfterTextChangedEventArgs e) => {
mBtnSend.Enabled = e.Editable.Length() > 0 ? true : false;
if (e.Editable.Length() > 0)
{
SendBirdSDK.TypeStart();
}
else
{
SendBirdSDK.TypeEnd();
}
};
mListView.Touch += (object sender, View.TouchEventArgs e) => {
Helper.HideKeyboard(this.Activity);
e.Handled = false;
};
mListView.ScrollStateChanged += (s, args) => {
if (args.ScrollState == ScrollState.Idle)
{
if (args.View.FirstVisiblePosition == 0 && args.View.ChildCount > 0 && args.View.GetChildAt(0).Top == 0)
{
var mMessageListQuery = SendBirdSDK.QueryMessageList(SendBirdSDK.GetChannelUrl());
mMessageListQuery.OnResult += (sender, e) => {
mSyncContext.Post(delegate {
foreach (var messageModel in e.Messages)
{
mAdapter.AddMessageModel(messageModel);
}
mAdapter.NotifyDataSetChanged();
mListView.SetSelection(e.Messages.Count);
}, null);
};
mMessageListQuery.Prev(mAdapter.GetMinMessageTimestamp(), 30); // Excute Query
}
else if (args.View.FirstVisiblePosition == args.View.ChildCount - 1 && args.View.ChildCount > 0)
{
var mMessageListQuery = SendBirdSDK.QueryMessageList(SendBirdSDK.GetChannelUrl());
mMessageListQuery.OnResult += (sender, e) => {
mSyncContext.Post(delegate {
foreach (var messageModel in e.Messages)
{
mAdapter.AddMessageModel(messageModel);
}
mAdapter.NotifyDataSetChanged();
}, null);
};
mMessageListQuery.Next(mAdapter.GetMaxMessageTimestamp(), 30); // Excute Query
}
}
};
}
private void InitUIComponents(View rootView)
{
mListView = rootView.FindViewById(Resource.Id.list_view) as ListView;
TurnOffListViewDecoration(mListView);
mListView.Adapter = mAdapter;
mBtnChannel = rootView.FindViewById(Resource.Id.btn_channel) as ImageButton;
mBtnChannel.Click += (sender, e) => {
if (OnChannelListClicked != null)
{
OnChannelListClicked(this, new EventArgs());
}
};
mBtnSend = rootView.FindViewById(Resource.Id.btn_send) as Button;
mBtnUpload = rootView.FindViewById(Resource.Id.btn_upload) as ImageButton;
mBtnUpload.Click += delegate {
Intent intent = new Intent();
intent.SetType("image/*");
intent.SetAction(Intent.ActionGetContent);
StartActivityForResult(Intent.CreateChooser(intent, "Select Picture"), REQUEST_PICK_IMAGE);
};
mProgressBtnUpload = rootView.FindViewById(Resource.Id.progress_btn_upload) as ProgressBar;
mEtxtMessage = rootView.FindViewById(Resource.Id.etxt_message) as EditText;
mEtxtMessage.KeyPress += (object sender, View.KeyEventArgs e) => {
if (e.KeyCode == Keycode.Enter)
{
if (e.Event.Action == KeyEventActions.Down)
{
Send();
e.Handled = true;
}
}
else
{
e.Handled = false;
}
};
mBtnSend.Enabled = false;
mBtnSend.Click += (object sender, EventArgs e) => {
Send();
};
mEtxtMessage.AfterTextChanged += (object sender, AfterTextChangedEventArgs e) => {
mBtnSend.Enabled = true;
};
mListView.Touch += (object sender, View.TouchEventArgs e) => {
Helper.HideKeyboard(this.Activity);
e.Handled = false;
};
mListView.ScrollStateChanged += (s, args) => {
if (args.ScrollState == ScrollState.Idle)
{
if (args.View.FirstVisiblePosition == 0 && args.View.ChildCount > 0 && args.View.GetChildAt(0).Top == 0)
{
var mMessageListQuery = SendBirdSDK.QueryMessageList(SendBirdSDK.GetChannelUrl());
mMessageListQuery.OnResult += (sender, e) => {
// mSyncContext.Post for RunOnUIThread
mSyncContext.Post(delegate {
foreach (var messageModel in e.Messages)
{
mAdapter.AddMessageModel(messageModel);
}
mAdapter.NotifyDataSetChanged();
mListView.SetSelection(e.Messages.Count);
}, null);
};
mMessageListQuery.Prev(mAdapter.GetMinMessageTimestamp(), 30); // Excute Query
}
}
};
// Register Cache
// Get max available VM memory, exceeding this amount will throw an OutOfMemory exception.
// Stored in kilobytes as LruCache takes an int in its constructor.
var cacheSize = (int)(Java.Lang.Runtime.GetRuntime().MaxMemory() / 16);
mMemoryCache = new ImageUtils.MemoryLimitedLruCache(cacheSize);
}