sizetochild.c

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class SizeToChild extends ScriptedWidgetEventHandler
{
 reference string m_ChildName;
 reference float m_HorizontalOffset;
 reference float m_VerticalOffset;
 reference bool m_ResizeHorizontal;
 reference bool m_ResizeVertical;
 
 protected Widget m_Root;
 protected Widget m_Child;
 
 protected static bool m_IgnoredBool;
 
 void OnWidgetScriptInit(Widget w)
 {
 m_Root = w;
 
 m_Child = m_Root.FindAnyWidget( m_ChildName );
 if ( m_Child )
 {
 ResizeParentToChild();
 }
 }
 
 bool ResizeParentToChild()
 {
 return ResizeParentToChild( m_IgnoredBool, -1, true );
 }
 
 bool ResizeParentToChild( out bool changed_size, int limit = -1, bool immedUpdate = true )
 {
 float x, y, o_x, o_y, new_x, new_y;
 if ( m_Child )
 {
 m_Child.Update();
 m_Child.GetScreenSize( x, y );
 m_Root.GetScreenSize( new_x, new_y );
 m_Root.GetSize( o_x, o_y );
 
 bool changed = false;
 bool hit_limit = false;
 
 if ( m_ResizeHorizontal && ( x > new_x + 0.01 || x < new_x - 0.01 ) )
 {
 new_x = x + m_HorizontalOffset;
 changed = true;
 }
 else
 new_x = o_x;
 
 if ( m_ResizeVertical && ( y > new_y + 0.01 || y < new_y - 0.01 ) )
 {
 new_y = y + m_VerticalOffset;
 changed = true;
 }
 else
 new_y = o_y;
 
 if ( limit > 0 && new_y > limit )
 {
 new_y = limit;
 hit_limit = true;
 }
 
 if ( changed )
 {
 m_Root.SetSize( new_x, new_y, immedUpdate );
 }
 
 changed_size = changed;
 return hit_limit;
 }
 else
 {
 m_Child = m_Root.FindAnyWidget( m_ChildName );
 if ( !m_Child )
 {
 Print( "Error in size to child, " + m_Root.GetName() + " has no child named " + m_ChildName );
 }
 }
 
 return false;
 }
}
 
class SizeToParent extends ScriptedWidgetEventHandler
{
 reference bool m_ResizeHorizontal;
 reference bool m_ResizeVertical;
 
 protected Widget m_Root;
 protected Widget m_Parent;
 
 void OnWidgetScriptInit(Widget w)
 {
 m_Root = w;
 
 if ( m_ResizeHorizontal )
 m_Root.ClearFlags( WidgetFlags.HEXACTSIZE );
 if ( m_ResizeVertical )
 m_Root.ClearFlags( WidgetFlags.VEXACTSIZE );
 
 m_Parent = m_Root.GetParent();
 
 Refresh();
 }
 
 void Refresh()
 {
 float x, y, o_x, o_y, new_x, new_y;
 m_Parent.Update();
 m_Parent.GetScreenSize( x, y );
 m_Root.GetScreenSize( new_x, new_y );
 m_Root.GetSize( o_x, o_y );
 
 bool changed = false;
 
 if ( m_ResizeHorizontal && x != new_x )
 {
 new_x = x;
 changed = true;
 }
 else
 new_x = o_x;
 
 if ( m_ResizeVertical && y != new_y )
 {
 new_y = y;
 changed = true;
 }
 else
 new_y = o_y;
 
 if ( changed )
 m_Root.SetSize( new_x, new_y );
 }
}