corrade-vassal – Rev 16
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/*
* Copyright (c) 2006-2014, openmetaverse.org
* All rights reserved.
*
* - Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Neither the name of the openmetaverse.org nor the names
* of its contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
namespace OpenMetaverse.GUI
{
/// <summary>
/// ListView GUI component for viewing a client's friend list
/// </summary>
public class FriendList : ListView
{
private GridClient _Client;
private ListColumnSorter _ColumnSorter = new ListColumnSorter();
public delegate void FriendDoubleClickCallback(FriendInfo friend);
/// <summary>
/// Triggered when the user double clicks on a friend in the list
/// </summary>
public event FriendDoubleClickCallback OnFriendDoubleClick;
/// <summary>
/// Gets or sets the GridClient associated with this control
/// </summary>
public GridClient Client
{
get { return _Client; }
set { if (value != null) InitializeClient(value); }
}
/// <summary>
/// TreeView control for an unspecified client's friend list
/// </summary>
public FriendList()
{
ColumnHeader header1 = this.Columns.Add("Friend");
header1.Width = this.Width - 20;
ColumnHeader header2 = this.Columns.Add(" ");
header2.Width = 40;
_ColumnSorter.SortColumn = 1;
_ColumnSorter.Ascending = false;
this.DoubleBuffered = true;
this.ListViewItemSorter = _ColumnSorter;
this.View = View.Details;
this.ColumnClick += new ColumnClickEventHandler(FriendList_ColumnClick);
this.DoubleClick += new System.EventHandler(FriendList_DoubleClick);
}
/// <summary>
/// TreeView control for the specified client's friend list
/// </summary>
public FriendList(GridClient client) : this ()
{
InitializeClient(client);
}
private void InitializeClient(GridClient client)
{
_Client = client;
_Client.Friends.FriendNames += Friends_FriendNames;
_Client.Friends.FriendOffline += Friends_FriendUpdate;
_Client.Friends.FriendOnline += Friends_FriendUpdate;
_Client.Network.LoginProgress += Network_OnLogin;
}
void Friends_FriendNames(object sender, FriendNamesEventArgs e)
{
RefreshFriends();
}
void Friends_FriendUpdate(object sender, FriendInfoEventArgs e)
{
RefreshFriends();
}
private void RefreshFriends()
{
if (this.InvokeRequired) this.BeginInvoke((MethodInvoker)delegate { RefreshFriends(); });
else
{
Client.Friends.FriendList.ForEach(delegate(FriendInfo friend)
{
string key = friend.UUID.ToString();
string onlineText;
string name = friend.Name == null ? "(loading...)" : friend.Name;
int image;
Color color;
if (friend.IsOnline)
{
image = 1;
onlineText = "*";
color = Color.FromKnownColor(KnownColor.ControlText);
}
else
{
image = 0;
onlineText = " ";
color = Color.FromKnownColor(KnownColor.GrayText);
}
if (!this.Items.ContainsKey(key))
{
this.Items.Add(key, name, image);
this.Items[key].SubItems.Add(onlineText);
}
else
{
if (this.Items[key].Text == string.Empty || friend.Name != null)
this.Items[key].Text = name;
this.Items[key].SubItems[1].Text = onlineText;
}
this.Items[key].ForeColor = color;
this.Items[key].ImageIndex = image;
this.Items[key].Tag = friend;
});
}
}
private void FriendList_ColumnClick(object sender, ColumnClickEventArgs e)
{
_ColumnSorter.SortColumn = e.Column;
if ((_ColumnSorter.Ascending = (this.Sorting == SortOrder.Ascending))) this.Sorting = SortOrder.Descending;
else this.Sorting = SortOrder.Ascending;
this.ListViewItemSorter = _ColumnSorter;
}
private void FriendList_DoubleClick(object sender, System.EventArgs e)
{
if (OnFriendDoubleClick != null)
{
ListView list = (ListView)sender;
if (list.SelectedItems.Count > 0 && list.SelectedItems[0].Tag is FriendInfo)
{
FriendInfo friend = (FriendInfo)list.SelectedItems[0].Tag;
try { OnFriendDoubleClick(friend); }
catch (Exception ex) { Logger.Log(ex.Message, Helpers.LogLevel.Error, Client, ex); }
}
}
}
private void Network_OnLogin(object sender, LoginProgressEventArgs e)
{
if (e.Status == LoginStatus.Success)
{
RefreshFriends();
}
}
}
}