49 	Column* column = _FindColumnFor(area);  in AddArea()  local
50 	if (column == NULL) {  in AddArea()
51 		column = new Column(fLinearSpec, area->Left(), area->Right());  in AddArea()
52 		fColumns.AddItem(column);  in AddArea()
54 	area->fColumn = column;  in AddArea()
55 	column->fAreas.AddItem(area);  in AddArea()
58 	_UpdateConstraints(column);  in AddArea()
76 	Column* column = area->fColumn;  in RemoveArea()  local
77 	if (column) {  in RemoveArea()
78 		column->fAreas.RemoveItem(area);  in RemoveArea()
80 		if (column->fAreas.CountItems() == 0) {  in RemoveArea()
81 			fColumns.RemoveItem(column);  in RemoveArea()
82 			delete column;  in RemoveArea()
84 			_UpdateConstraints(column);  in RemoveArea()
124 		Column* column = fColumns.ItemAt(i);  in _FindColumnFor()  local
125 		if (column->fLeft.Get() == area->Left()  in _FindColumnFor()
126 			&& column->fRight.Get() == area->Right())  in _FindColumnFor()
127 			return column;  in _FindColumnFor()
161 RowColumnManager::_PreferredWidth(Column* column, double& weight)  in _PreferredWidth()  argument
166 	for (int32 i = 0; i < column->fAreas.CountItems(); i++) {  in _PreferredWidth()
167 		BSize prefSize = column->fAreas.ItemAt(i)->Item()->PreferredSize();  in _PreferredWidth()
173 		double negPen = column->fAreas.ItemAt(i)->ShrinkPenalties().height;  in _PreferredWidth()
211 RowColumnManager::_UpdateConstraints(Column* column)  in _UpdateConstraints()  argument
214 	double prefSize = _PreferredWidth(column, weight);  in _UpdateConstraints()
216 		if (column->fPrefSizeConstraint == NULL) {  in _UpdateConstraints()
217 			column->fPrefSizeConstraint = fLinearSpec->AddConstraint(1,  in _UpdateConstraints()
218 				column->fRight, -1, column->fLeft, kEQ, prefSize, weight,  in _UpdateConstraints()
220 			column->fPrefSizeConstraint->SetLabel("Pref Width");  in _UpdateConstraints()
222 			column->fPrefSizeConstraint->SetRightSide(prefSize);  in _UpdateConstraints()
223 			column->fPrefSizeConstraint->SetPenaltyNeg(weight);  in _UpdateConstraints()
224 			column->fPrefSizeConstraint->SetPenaltyPos(weight);  in _UpdateConstraints()
227 		delete column->fPrefSizeConstraint;  in _UpdateConstraints()
228 		column->fPrefSizeConstraint = NULL;  in _UpdateConstraints()