/// <summary>
/// This function is used to update the contents of the text box.
/// </summary>
/// <param name="CurrTime">Currend time information</param>
/// <param name="CurrKeyboard">Current state of the keyboard.</param>
/// <param name="CurrMouse">Current state of the mouse.</param>
/// <param name="ProcessMouseEvent">Set true to allow this object to process mouse events, false to ignore them</param>
protected override void UpdateContents(GameTime CurrTime, Microsoft.Xna.Framework.Input.KeyboardState CurrKeyboard, Microsoft.Xna.Framework.Input.MouseState CurrMouse, bool ProcessMouseEvent)
{
if ((ProcessMouseEvent == true) && ((CurrMouse.LeftButton == ButtonState.Pressed) || (CurrMouse.LeftButton == ButtonState.Pressed))) //Mouse button is pressed
{
if (ClientRegion.Contains(CurrMouse.Position) == false) //Mouse is outside of the control, it has lost focus
{
if (HasFocus != false)
{
HasChanged = true;
}
HasFocus = false;
}
}
if (HasFocus != false) //Only update if the control has focus
{
string Input = MGInput.GetTypedChars(CurrKeyboard, cPriorKeys);
if (CurrTime.TotalGameTime.Milliseconds <= 500)
{
if (cCursorOn == false)
{
HasChanged = true;
}
cCursorOn = true;
}
else
{
if (cCursorOn == true)
{
HasChanged = true;
}
cCursorOn = false;
}
if (Input.CompareTo("\b") == 0)
{
if (Text.Length > 0)
{
Text = Text.Substring(0, Text.Length - 1);
HasChanged = true;
}
}
else
{
Text += Input;
HasChanged = true;
}
}
}
/// <summary>
/// Processes inputs to determine if any new content should be displayed in the console
/// </summary>
/// <param name="CurrKeys">Current state of the keyboard.</param>
/// <param name="CurrMouse">Current state of the mouse.</param>
/// <param name="TotalTime">Current time information</param>
/// <param name="ProcessMouseEvent">Set true to allow this object to process mouse events, false to ignore them</param>
protected override void UpdateContents(GameTime TotalTime, KeyboardState CurrKeys, MouseState CurrMouse, bool ProcessMouseEvent)
{
string NewKeys = MGInput.GetTypedChars(CurrKeys, cPriorKeys);
if (TotalTime.TotalGameTime.Milliseconds <= 500)
{
if (cCursorOn == false)
{
HasChanged = true;
}
cCursorOn = true;
}
else
{
if (cCursorOn == true)
{
HasChanged = true;
}
cCursorOn = false;
}
if (NewKeys.CompareTo("") != 0)
{
HasChanged = true;
if (NewKeys.CompareTo("\b") == 0)
{
if (cCommand.Length > 2)
{
cCommand = cCommand.Substring(0, cCommand.Length - 1);
}
}
else if (NewKeys.CompareTo("\n") == 0)
{
if (CommandSent != null)
{
CommandSent(this, cCommand.Substring(2)); //Start at two to chop off the > prompt
//Add command to history
cCommandHist.Enqueue(cCommand.Substring(2));
while (cCommandHist.Count > 10)
{
cCommandHist.Dequeue();
}
cHistCtr = cCommandHist.Count;
}
cCommand = "> ";
}
else
{
cCommand += NewKeys;
}
}
if ((CurrKeys.IsKeyDown(Keys.Up) == true) && (cPriorKeys.IsKeyDown(Keys.Up) == false))
{
cHistCtr--;
if (cHistCtr < 0) //0 is oldest command in the history
{
cHistCtr = 0;
}
if (cHistCtr < cCommandHist.Count)
{
cCommand = "> " + cCommandHist.ElementAt(cHistCtr);
HasChanged = true;
}
}
if ((CurrKeys.IsKeyDown(Keys.Down) == true) && (cPriorKeys.IsKeyDown(Keys.Down) == false))
{
cHistCtr++;
if (cHistCtr > cCommandHist.Count)
{
cHistCtr = cCommandHist.Count;
}
if (cHistCtr < cCommandHist.Count)
{
cCommand = "> " + cCommandHist.ElementAt(cHistCtr);
HasChanged = true;
}
}
//Update the prior keys
cPriorKeys = CurrKeys;
}