Add functions to fix KI Chat scrolling issue.

These two Python/Plasma functions are used in the moul-scripts fix for the scrolling KI Chat issue.

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfGameGUIMgr/pfGUIMultiLineEditCtrl.cpp

@@ -308,6 +308,13 @@ void	pfGUIMultiLineEditCtrl::SetScrollPosition( Int32 topLine )
 		fDialog->GetHandler()->DoSomething(this);
 }
 
+//// GetScrollPosition ///////////////////////////////////////////////////////
+
+Int32	pfGUIMultiLineEditCtrl::GetScrollPosition()
+{
+	return fScrollPos;
+}
+
 //// MoveCursor - by direction command////////////////////////////////////////////////
 void	pfGUIMultiLineEditCtrl::MoveCursor( Direction dir )
 {
@@ -2064,4 +2071,4 @@ void pfGUIMultiLineEditCtrl::DeleteLinesFromTop(int numLines)
 	SetBuffer(buffer, bufferLen);
 	delete [] buffer;
 	return;
-}
+}

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfGameGUIMgr/pfGUIMultiLineEditCtrl.h

@@ -225,6 +225,7 @@ class pfGUIMultiLineEditCtrl : public pfGUIControlMod
 		};
 
 		void	SetScrollPosition( Int32 topLine );
+		Int32	GetScrollPosition();
 		void	MoveCursor( Direction dir );
 
 		void	InsertChar( char c );

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfPython/pyGUIControlMultiLineEdit.cpp

@@ -80,6 +80,30 @@ void pyGUIControlMultiLineEdit::SetScrollPosition( Int32 topLine )
 	}
 }
 
+Int32 pyGUIControlMultiLineEdit::GetScrollPosition()
+{
+	if ( fGCkey )
+	{
+		// get the pointer to the modifier
+		pfGUIMultiLineEditCtrl* pbmod = pfGUIMultiLineEditCtrl::ConvertNoRef(fGCkey->ObjectIsLoaded());
+		if ( pbmod )
+			return pbmod->GetScrollPosition();
+	}
+	return 0;
+}
+
+hsBool pyGUIControlMultiLineEdit::IsAtEnd()
+{
+	if ( fGCkey )
+	{
+		// get the pointer to the modifier
+		pfGUIMultiLineEditCtrl* pbmod = pfGUIMultiLineEditCtrl::ConvertNoRef(fGCkey->ObjectIsLoaded());
+		if ( pbmod )
+			return pbmod->ShowingEndOfBuffer();
+	}
+	return false;
+}
+
 void pyGUIControlMultiLineEdit::MoveCursor( Int32 dir)
 {
 	if ( fGCkey )
@@ -557,4 +581,4 @@ void pyGUIControlMultiLineEdit::SetFontSize( UInt32 fontsize )
 		if ( pbmod )
 			pbmod->SetFontSize((UInt8)fontsize);
 	}
-}
+}

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfPython/pyGUIControlMultiLineEdit.h

@@ -80,6 +80,8 @@ public:
 	virtual void	Clickable( void );
 	virtual void	Unclickable( void );
 	virtual void	SetScrollPosition( Int32 topLine );
+	virtual Int32	GetScrollPosition();
+	virtual hsBool	IsAtEnd();
 	virtual void	MoveCursor( Int32 dir );
 	virtual void	ClearBuffer( void );
 	virtual void	SetText( const char *asciiText );

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfPython/pyGUIControlMultiLineEditGlue.cpp

@@ -87,6 +87,16 @@ PYTHON_METHOD_DEFINITION(ptGUIControlMultiLineEdit, setScrollPosition, args)
 	PYTHON_RETURN_NONE;
 }
 
+PYTHON_METHOD_DEFINITION_NOARGS(ptGUIControlMultiLineEdit, getScrollPosition)
+{
+	return PyLong_FromLong(self->fThis->GetScrollPosition());
+}
+
+PYTHON_METHOD_DEFINITION_NOARGS(ptGUIControlMultiLineEdit, isAtEnd)
+{
+	PYTHON_RETURN_BOOL(self->fThis->IsAtEnd());
+}
+
 PYTHON_METHOD_DEFINITION(ptGUIControlMultiLineEdit, moveCursor, args)
 {
 	long dir;
@@ -394,6 +404,8 @@ PYTHON_START_METHODS_TABLE(ptGUIControlMultiLineEdit)
 	PYTHON_BASIC_METHOD(ptGUIControlMultiLineEdit, unclickable, "Makes this listbox not clickable by the user.\n"
 				"Useful when just displaying a list that is not really selectable."),
 	PYTHON_METHOD(ptGUIControlMultiLineEdit, setScrollPosition, "Params: topLine\nSets the what line is the top line."),
+	PYTHON_METHOD_NOARGS(ptGUIControlMultiLineEdit, getScrollPosition, "Gets what line is the top line."),
+	PYTHON_METHOD_NOARGS(ptGUIControlMultiLineEdit, isAtEnd, "Returns true if the end of the buffer has been reached."),
 	PYTHON_METHOD(ptGUIControlMultiLineEdit, moveCursor, "Params: direction\nMove the cursor in the specified direction (see PtGUIMultiLineDirection)"),
 	PYTHON_BASIC_METHOD(ptGUIControlMultiLineEdit, clearBuffer, "Clears all text from the multi-line edit control."),
 	PYTHON_METHOD(ptGUIControlMultiLineEdit, setString, "Params: asciiText\nSets the multi-line edit control string."),