Admin announcement panel. (#4803)

Content.Client/Administration/UI/AdminAnnounceWindow.xaml

@@ -0,0 +1,15 @@
+<SS14Window
+    xmlns="https://spacestation14.io"
+    Title="{Loc 'admin-announce-title'}"
+    MinWidth="500">
+    <GridContainer Columns="1">
+        <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
+            <LineEdit Name="_announcer" PlaceHolder="{Loc 'announcer-placeholder'}" Text="{Loc 'Central Command'}" HorizontalExpand="True" SizeFlagsStretchRatio="2"/>
+            <Control HorizontalExpand="True" SizeFlagsStretchRatio="1" />
+            <OptionButton Name="_announceMethod" HorizontalExpand="True" SizeFlagsStretchRatio="2"/>
+        </BoxContainer>
+        <LineEdit Name="_announcement" PlaceHolder="{Loc 'announcement-placeholder'}"/>
+
+        <Button Name="_announceButton" Disabled="True" Text="{Loc 'Announce'}" HorizontalAlignment="Center"/>
+    </GridContainer>
+</SS14Window>

Content.Client/Administration/UI/AdminAnnounceWindow.xaml.cs

@@ -0,0 +1,47 @@
+using Content.Client.HUD;
+using Content.Shared.Administration;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+
+namespace Content.Client.Administration.UI
+{
+    [GenerateTypedNameReferences]
+    public partial class AdminAnnounceWindow : SS14Window
+    {
+        [Dependency] private readonly IGameHud? _gameHud = default!;
+        [Dependency] private readonly ILocalizationManager _localization = default!;
+        public Button AnnounceButton => _announceButton;
+        public OptionButton AnnounceMethod => _announceMethod;
+        public LineEdit Announcer => _announcer;
+        public LineEdit Announcement => _announcement;
+
+        public AdminAnnounceWindow()
+        {
+            RobustXamlLoader.Load(this);
+            IoCManager.InjectDependencies(this);
+
+            AnnounceMethod.AddItem(_localization.GetString("announce-type-station"));
+            AnnounceMethod.SetItemMetadata(0, AdminAnnounceType.Station);
+            AnnounceMethod.AddItem(_localization.GetString("announce-type-server"));
+            AnnounceMethod.SetItemMetadata(1, AdminAnnounceType.Server);
+            AnnounceMethod.OnItemSelected += AnnounceMethodOnOnItemSelected;
+            Announcement.OnTextChanged += AnnouncementOnOnTextChanged;
+        }
+
+
+        private void AnnouncementOnOnTextChanged(LineEdit.LineEditEventArgs args)
+        {
+            AnnounceButton.Disabled = args.Text.TrimStart() == "";
+        }
+
+        private void AnnounceMethodOnOnItemSelected(OptionButton.ItemSelectedEventArgs args)
+        {
+            AnnounceMethod.SelectId(args.Id);
+            Announcer.Editable = ((AdminAnnounceType?)args.Button.SelectedMetadata ?? AdminAnnounceType.Station) == AdminAnnounceType.Station;
+        }
+    }
+}

Content.Client/Administration/UI/AdminMenuWindowEui.cs

@@ -0,0 +1,40 @@
+using Content.Client.Eui;
+using Content.Shared.Administration;
+using Robust.Client.UserInterface.Controls;
+
+namespace Content.Client.Administration.UI
+{
+    public class AdminAnnounceEui : BaseEui
+    {
+        private readonly AdminAnnounceWindow _window;
+
+        public AdminAnnounceEui()
+        {
+            _window = new AdminAnnounceWindow();
+            _window.OnClose += () => SendMessage(new AdminAnnounceEuiMsg.Close());
+            _window.AnnounceButton.OnPressed += AnnounceButtonOnOnPressed;
+        }
+
+        private void AnnounceButtonOnOnPressed(BaseButton.ButtonEventArgs obj)
+        {
+            SendMessage(new AdminAnnounceEuiMsg.DoAnnounce
+            {
+                Announcement = _window.Announcement.Text,
+                Announcer =  _window.Announcer.Text,
+                AnnounceType =  (AdminAnnounceType) (_window.AnnounceMethod.SelectedMetadata ?? AdminAnnounceType.Station),
+                CloseAfter = true,
+            });
+
+        }
+
+        public override void Opened()
+        {
+            _window.OpenCentered();
+        }
+
+        public override void Closed()
+        {
+            _window.Close();
+        }
+    }
+}

Content.Client/Administration/UI/Tabs/AdminTab/AdminTab.xaml

@@ -12,6 +12,7 @@
             <cc:CommandButton Command="aghost" Text="{Loc Admin Ghost}" />
             <cc:UICommandButton Command="tpto" Text="{Loc Teleport}" WindowType="{x:Type at:TeleportWindow}" />
             <cc:CommandButton Command="permissions" Text="{Loc Permissions Panel}" />
+            <cc:CommandButton Command="announceui" Text="{Loc Announce}"/>
         </GridContainer>
     </BoxContainer>
 </Control>