private void CalculateSize(MenuParentItem parent)
{
this.menuSizeHeight = WindowManager.CharacterHeight * (parent.Items.Count + 2);
this.menuSizeWidth = (parent.Items[0].Text.Length << 2) + 8;
this.menuPosY = ((parent.Items.Count + 3 - this.State.WindowRowMin) * WindowManager.CharacterHeight) - 1;
this.menuPosX = (parent.Items[0].Column - 1) << 2;
}
private void DisplaySelected(MenuParentItem parent)
{
this.WindowManager.SetTextColor(MenuBackgroundColor, this.GraphicsRenderer.CalculateTextBackground(MenuForegroundColor));
this.WindowManager.GotoPosition(new TextPosition(parent.Row, parent.Column));
if (!parent.Enabled)
{
this.WindowManager.TextShade = true;
}
this.WindowManager.PrintFormatted(parent.Text);
this.WindowManager.TextShade = false;
}
public void AppendParentItem(string text)
{
byte column = 1;
foreach (var current in this.Items)
{
column += (byte)(current.Text.Length + 1);
}
var parentItem = new MenuParentItem();
parentItem.Column = column;
parentItem.Row = 0;
parentItem.Text = text;
parentItem.Enabled = true;
this.Items.Add(parentItem);
}
private void DisplayMenu(MenuParentItem parent)
{
this.DisplaySelected(parent);
this.CalculateSize(parent);
this.WindowManager.DisplayMessageBoxWindow(new PictureRectangle(this.menuPosX, this.menuPosY, this.menuSizeWidth, this.menuSizeHeight), MenuBackgroundColor, MenuForegroundColor);
for (int i = 0; i < parent.Items.Count; i++)
{
var item = parent.Items[i];
if (i == parent.SelectedIndex)
{
this.DisplaySelected(item);
}
else
{
this.DisplayUnselected(item);
}
}
}
private void Clear(MenuParentItem parent, MenuItem item)
{
parent.SelectedIndex = parent.Items.IndexOf(item);
this.DisplayUnselected(parent);
this.GraphicsRenderer.RenderPictureBuffer(new PictureRectangle(this.menuPosX, this.menuPosY, this.menuSizeWidth, this.menuSizeHeight), false, false);
}
