osu/osu.Game/Overlays/Chat/Tabs/ChannelTabControl.cs

113 lines
3.6 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Graphics;
using osu.Framework.Graphics.UserInterface;
using osu.Game.Graphics.UserInterface;
using osu.Game.Online.Chat;
using osuTK;
using System;
using System.Linq;
using osu.Framework.Bindables;
using osu.Framework.Graphics.Containers;
namespace osu.Game.Overlays.Chat.Tabs
{
public class ChannelTabControl : OsuTabControl<Channel>
{
public const float SHEAR_WIDTH = 10;
public Action<Channel> OnRequestLeave;
public readonly Bindable<bool> ChannelSelectorActive = new Bindable<bool>();
private readonly ChannelSelectorTabItem selectorTab;
public ChannelTabControl()
{
Padding = new MarginPadding { Left = 50 };
TabContainer.Spacing = new Vector2(-SHEAR_WIDTH, 0);
TabContainer.Masking = false;
AddTabItem(selectorTab = new ChannelSelectorTabItem());
ChannelSelectorActive.BindTo(selectorTab.Active);
}
protected override void AddTabItem(TabItem<Channel> item, bool addToDropdown = true)
{
if (item != selectorTab && TabContainer.GetLayoutPosition(selectorTab) < float.MaxValue)
// performTabSort might've made selectorTab's position wonky, fix it
TabContainer.SetLayoutPosition(selectorTab, float.MaxValue);
((ChannelTabItem)item).OnRequestClose += channelItem => OnRequestLeave?.Invoke(channelItem.Value);
base.AddTabItem(item, addToDropdown);
}
protected override TabItem<Channel> CreateTabItem(Channel value)
{
switch (value.Type)
{
default:
return new ChannelTabItem(value);
case ChannelType.PM:
return new PrivateChannelTabItem(value);
}
}
/// <summary>
/// Adds a channel to the ChannelTabControl.
/// The first channel added will automaticly selected.
/// </summary>
/// <param name="channel">The channel that is going to be added.</param>
public void AddChannel(Channel channel)
{
if (!Items.Contains(channel))
AddItem(channel);
Current.Value ??= channel;
}
/// <summary>
/// Removes a channel from the ChannelTabControl.
/// If the selected channel is the one that is being removed, the next available channel will be selected.
/// </summary>
/// <param name="channel">The channel that is going to be removed.</param>
public void RemoveChannel(Channel channel)
{
RemoveItem(channel);
if (SelectedTab == null)
SelectTab(selectorTab);
}
protected override void SelectTab(TabItem<Channel> tab)
{
if (tab is ChannelSelectorTabItem)
{
tab.Active.Value = true;
return;
}
base.SelectTab(tab);
selectorTab.Active.Value = false;
}
protected override TabFillFlowContainer CreateTabFlow() => new ChannelTabFillFlowContainer
{
Direction = FillDirection.Full,
RelativeSizeAxes = Axes.Both,
Depth = -1,
Masking = true
};
private class ChannelTabFillFlowContainer : TabFillFlowContainer
{
protected override int Compare(Drawable x, Drawable y) => CompareReverseChildID(x, y);
}
}
}