Method buildVisibleTree

Engine/source/gui/controls/guiTreeViewCtrl.cpp:1245–1281

//------------------------------------------------------------------------------

void GuiTreeViewCtrl::buildVisibleTree(bool bForceFullUpdate)
{
   // Recursion Prevention.
   if( mFlags.test( BuildingVisTree ) )
      return;
   mFlags.set( BuildingVisTree, true );

   if( mDebug )
      Con::printf( "Rebuilding visible tree" );

   mMaxWidth = 0;
   mVisibleItems.clear();

   // If we're filtering, force a full update.

   if( !mFilterText.isEmpty() )
      bForceFullUpdate = true;

   // Update the flags.
   mFlags.clear(RebuildVisible);

   // build the root items
   Item *traverse = mRoot;
   while(traverse)
   {
      _buildItem(traverse, 0, bForceFullUpdate);
      traverse = traverse->mNext;
   }

   // adjust the GuiArrayCtrl
   mCellSize.set( mMaxWidth + mTextOffset, mItemHeight );
   setSize(Point2I(1, mVisibleItems.size()));
   syncSelection();

   // Done Recursing.
   mFlags.clear( BuildingVisTree );
}

//------------------------------------------------------------------------------