Implement scrolling in launcher, fix being able to scroll past through the end of the servers list.

ClassicalSharp/Game/InputHandler.cs

@@ -186,7 +186,9 @@ namespace ClassicalSharp {
 			for( int id = 0; id < 255; id++ ) {
 				Player player = game.Players[id];
 				if( player == null ) continue;
-				if( player.CollisionBounds.Intersects( blockBB ) ) return true;
+				BoundingBox bounds = player.CollisionBounds;
+				bounds.Min.Y += 1/32f; // when player is exactly standing on top of ground
+				if( bounds.Intersects( blockBB ) ) return true;
 			}
 			return false;
 		}

Launcher2/Gui/Screens/ClassiCubeServersScreen.cs

@@ -20,7 +20,7 @@ namespace Launcher2 {
 		public override void Tick() {
 			LauncherTableWidget table = (LauncherTableWidget)widgets[tableIndex];
 			if( table.DraggingWidth && !game.Window.Mouse[MouseButton.Left] )
-			   table.DraggingWidth = false;
+				table.DraggingWidth = false;
 		}
 		
 		protected override void MouseMove( object sender, MouseMoveEventArgs e ) {
@@ -41,11 +41,17 @@ namespace Launcher2 {
 		protected override void OnRemovedChar() { FilterList(); }
 		
 		protected override void KeyDown( object sender, KeyboardKeyEventArgs e ) {
+			LauncherTableWidget table = (LauncherTableWidget)widgets[tableIndex];
 			if( e.Key == Key.Enter ) {
-				LauncherTableWidget table = (LauncherTableWidget)widgets[tableIndex];
 				if( table.Count == 1 && String.IsNullOrEmpty( Get( 3 ) ) )
 					widgets[3].Text = table.usedEntries[0].Hash;
 				ConnectToServer( 0, 0 );
+			} else if( e.Key == Key.Up ) {
+				table.SetSelected( table.SelectedIndex - 1 );
+				table.NeedRedraw();
+			} else if( e.Key == Key.Down ) {
+				table.SetSelected( table.SelectedIndex + 1 );
+				table.NeedRedraw();
 			} else {
 				base.KeyDown( sender, e );
 			}
@@ -64,7 +70,7 @@ namespace Launcher2 {
 			base.RedrawLastInput();
 			if( lastInput == widgets[3] ) {
 				LauncherTableWidget table = (LauncherTableWidget)widgets[tableIndex];
-				table.SelectedHash = widgets[3].Text;
+				table.SetSelected( widgets[3].Text );
 				Resize();
 			}
 		}
@@ -76,7 +82,7 @@ namespace Launcher2 {
 			
 			Resize();
 			selectedWidget = widgets[1];
-			InputClick( 0, 0 );		
+			InputClick( 0, 0 );
 		}
 		
 		public override void Resize() {
@@ -107,7 +113,7 @@ namespace Launcher2 {
 			MakeButtonAt( "Back", 70, 30, titleFont, Anchor.BottomOrRight, Anchor.LeftOrTop,
 			             -10, 5, (x, y) => game.SetScreen( new ClassiCubeScreen( game ) ) );
 			MakeButtonAt( "Connect", 100, 30, titleFont, Anchor.BottomOrRight, Anchor.LeftOrTop,
-			             -10, 50, ConnectToServer );			
+			             -10, 50, ConnectToServer );
 			MakeTableWidget();
 		}
 		

Launcher2/Gui/TableWidget/LauncherTableWidget.Input.cs

@@ -59,9 +59,8 @@ namespace Launcher2 {
 					Window.ConnectToServer( servers, entry.Hash );
 					lastPress = DateTime.UtcNow;
 				}
-				SelectedChanged( entry.Hash );
-				SelectedHash = entry.Hash;
 				
+				SetSelected( i );			
 				NeedRedraw();
 				lastIndex = i;
 				break;

Launcher2/Gui/TableWidget/LauncherTableWidget.cs

@@ -13,7 +13,7 @@ namespace Launcher2 {
 		
 		public Action NeedRedraw;
 		public Action<string> SelectedChanged;
-		public string SelectedHash;
+		public int SelectedIndex = -1;
 		
 		internal TableEntry[] entries, usedEntries;
 		internal List<ServerListEntry> servers;
@@ -96,9 +96,9 @@ namespace Launcher2 {
 			
 			for( int i = CurrentIndex; i < Count; i++ ) {
 				args = new DrawTextArgs( filter( usedEntries[i] ), font, true );
-				if( usedEntries[i].Hash == SelectedHash ) {
+				if( i == SelectedIndex )
 					args.Font = boldFont;
-				}
+				
 				if( !DrawColumnEntry( drawer, ref args, maxWidth, x, ref y, ref usedEntries[i] ) ) {
 					maxIndex = i;
 					break;
@@ -115,14 +115,14 @@ namespace Launcher2 {
 		                     int maxWidth, int x, ref int y, ref TableEntry entry ) {
 			Size size = drawer.MeasureSize( ref args );
 			if( y + size.Height > Window.Height ) {
-				y = Window.Height + 5; return false;
+				y = Window.Height + 3; return false;
 			}
 			size.Width = Math.Min( maxWidth, size.Width );
 			entry.Y = y; entry.Height = size.Height;
 			
 			args.SkipPartsCheck = false;
 			drawer.DrawClippedText( ref args, x, y, maxWidth, 30 );
-			y += size.Height + 5;
+			y += size.Height + 3;
 			return true;
 		}
 		
@@ -135,6 +135,10 @@ namespace Launcher2 {
 			drawer.DrawRect( foreCol, 0, Y + size.Height + 10, Window.Width, 3 );
 			headerStartY = Y;
 			headerEndY = Y + size.Height + 10;
+			
+			args = new DrawTextArgs( "I", font, true );		
+			size = drawer.MeasureSize( ref args );
+			numEntries = (Window.Height - headerEndY) / (size.Height + 3);
 		}
 		
 		int maxIndex;
@@ -147,8 +151,30 @@ namespace Launcher2 {
 			drawer.DrawRect( scrollCol, Window.Width - 10, y1, 10, height );
 		}
 		
+		public void SetSelected( int index ) {	
+			if( index >= maxIndex ) CurrentIndex = index  - numEntries;
+			if( index < CurrentIndex ) CurrentIndex = index;
+			if( index >= Count ) index = Count - 1;
+			if( index < 0 ) index = 0;
+			
+			SelectedIndex = index;
+			ClampIndex();		
+			if( Count > 0 )
+				SelectedChanged( entries[index].Hash );
+		}
+		
+		public void SetSelected( string hash ) {
+			SelectedIndex = -1;
+			for( int i = 0; i < Count; i++ ) {
+				if( entries[i].Hash == hash ) {
+					SetSelected( i );
+					return;
+				}
+			}
+		}
+		
 		public void ClampIndex() {
-			if( CurrentIndex >= Count - numEntries )
+			if( CurrentIndex > Count - numEntries )
 				CurrentIndex = Count - numEntries;
 			if( CurrentIndex < 0 )
 				CurrentIndex = 0;