Enable top selection

Signed-off-by: Chris Lavin <[email protected]>

Author: clavin-xlnx

src/com/xilinx/rapidwright/gui/HierCellInstTreeWidgetItem.java

@@ -36,6 +36,10 @@ public HierCellInstTreeWidgetItem(QTreeWidgetItem parent) {
         super(parent);
     }
 
+    public HierCellInstTreeWidgetItem(NetlistTreeWidget netlistTreeWidget) {
+        super(netlistTreeWidget);
+    }
+
     public void setInst(EDIFHierCellInst inst) {
         this.inst = inst;
     }

src/com/xilinx/rapidwright/gui/NetlistTreeWidget.java

@@ -57,7 +57,8 @@ public NetlistTreeWidget(String header, EDIFNetlist netlist) {
         this.netlist = netlist;
         setColumnCount(1);
         setHeaderLabel(header);
-        QTreeWidgetItem root = new QTreeWidgetItem(this);
+        HierCellInstTreeWidgetItem root = new HierCellInstTreeWidgetItem(this);
+        root.setInst(netlist.getTopHierCellInst());
         QTreeWidgetItem dummy = new QTreeWidgetItem(root);
         dummy.setText(0, DUMMY);
         rootItem = populateCellInst(root, netlist.getTopHierCellInst());

src/com/xilinx/rapidwright/gui/SchematicScene.java

@@ -125,7 +125,7 @@ public class SchematicScene extends QGraphicsScene {
     private static final QBrush BUTTON_TEXT_BRUSH = new QBrush(QColor.white);
 
     private static final double PORT_SIZE = 6.0;
-    private static final double MIN_NODE_HEIGHT = 20.0;
+    private static final double MIN_NODE_HEIGHT = 30.0;
     private static final double MIN_NODE_WIDTH = 40.0;
 
     private static final double PORT_HEIGHT = 20.0;
@@ -238,7 +238,7 @@ private void renderNode(ElkNode parent, double xOffset, double yOffset, String p
                 continue;
             }
             String relCellInstName = child.getIdentifier();
-            if (relCellInstName.startsWith(parent.getIdentifier())) {
+            if (relCellInstName.startsWith(parent.getIdentifier()) && parent.getIdentifier().length() > 0) {
                 // Remove hierarchical reference
                 relCellInstName = relCellInstName.substring(parent.getIdentifier().length() + 1);
             }