Inventory.Update C# (CSharp) Method

    void Update()
    {
        updateItemIndex();
    }

        protected override void Update(GameTime gameTime)
        {
#if true
            level.getClientPlayer().EntityPacket = new EntityPacket(level.getClientPlayer()); //DIFFERENCE DETECTION
            float x = 0, y = 0;
            input.Update(this.IsActive, Mouse.GetState(), Keyboard.GetState(), GamePad.GetState(PlayerIndex.One));
            chat.update();
            mouseX = (int)input.MousePos.X;
            mouseY = (int)input.MousePos.Y;

            if (!chat.Open && !menu.Open)
            {
                if (input.KeyDown(Keys.LeftShift))
                {
                    level.getClientPlayer().speed = 2;
                }
                else
                {
                    level.getClientPlayer().speed = 1;
                }
                if (input.KeyDown(Keys.W))
                {
                    y -= level.getClientPlayer().speed;
                }
                if (input.KeyDown(Keys.A))
                {
                    x -= level.getClientPlayer().speed;
                }
                if (input.KeyDown(Keys.S))
                {
                    y += level.getClientPlayer().speed;
                }
                if (input.KeyDown(Keys.D))
                {
                    x += level.getClientPlayer().speed;
                }

                y += (int)Math.Round(input.CurrentGamepadState.ThumbSticks.Left.Y) * -1;
                x += (int)Math.Round(input.CurrentGamepadState.ThumbSticks.Left.X);

                if (input.KeyPressed(Keys.PageUp))
                {
                    time.CurrentTime += 0.1f;
                }
                if (input.KeyPressed(Keys.PageDown))
                {
                    time.CurrentTime -= 0.1f;
                }

                if (input.KeyPressed(Keys.T))
                {
                    chat.Open = true;
                }

                if (input.KeyPressed(Keys.L))
                {
                    if (playerlight)
                    {
                        playerlight = false;
                    }
                    else
                    {
                        playerlight = true;
                    }
                }
            }



            if (input.KeyPressed(Keys.F11))
            {
                if (graphics.IsFullScreen)
                {
                    graphics.IsFullScreen = false;
                    ChangeResolution(noFullscreenResolutionW, noFullscreenResolutionH);
                }
                else
                {
                    graphics.IsFullScreen   = true;
                    noFullscreenResolutionW = screenWidth;
                    noFullscreenResolutionH = screenHeight;
                    ChangeResolution(GraphicsAdapter.DefaultAdapter.CurrentDisplayMode.Width, GraphicsAdapter.DefaultAdapter.CurrentDisplayMode.Height);
                }
            }

            if (input.KeyPressed(Keys.Escape))
            {
                if (chat.Open)
                {
                    chat.Open = false;
                }
                if (menu.Open)
                {
                    menu.Open = false;
                }
                else
                {
                    menu.Open = true;
                }
            }

            switch (currentGamestate)
            {
            case GameState.Running:

                if (input.CurrentMouseState.ScrollWheelValue > input.PreviousMouseState.ScrollWheelValue && input.KeyDown(Keys.LeftControl))
                {
                    camera.AdjustZoom(0.2f);
                }
                if (input.CurrentMouseState.ScrollWheelValue < input.PreviousMouseState.ScrollWheelValue && input.KeyDown(Keys.LeftControl))
                {
                    camera.AdjustZoom(-0.2f);
                }
                level.getClientPlayer().Move(new Vector2(x, y));
                camera.CenterOn(new Vector2(level.getClientPlayer().Position.X + level.getClientPlayer().width / 2, level.getClientPlayer().Position.Y + level.getClientPlayer().height / 2), true);
                inv.Update(input);
                break;

            case GameState.Editor:

                editor.Update();
                if (editor.tilesetScroll)
                {
                    editor.moveTileset(new Vector2(x, y));
                }
                else
                {
                    camera.MoveCamera(new Vector2(x, y));
                }
                if (editor.currentEditorMode == MapEditor.EditorMode.EntityAdd)
                {
                    inv.Update(input);
                }
                break;

            case GameState.Pause:

                break;
            }

            level.update();

            effectmanager.Update(input);
            menu.update();
            hb.Update(gameTime);
            sound.update();
            NetCode.Update(); //After all movement !important
            input.UpdatePrev();
#endif
            base.Update(gameTime);
        }