make sure floated relative renderables are laid out

fixes #43

src/HTML_Renderer/org/lobobrowser/html/renderer/BaseElementRenderable.java

@@ -248,8 +248,24 @@ public final void layout(final int availWidth, final int availHeight, final bool
     }
   }
 
+  /**
+   * Lays out children, and deals with "valid" state. Override doLayout method
+   * instead of this one.
+   */
+  public final void layout(final int availWidth, final int availHeight, final boolean expandWidth, final boolean sizeOnly) {
+    // Must call doLayout regardless of validity state.
+    try {
+      this.doLayout(availWidth, availHeight, expandWidth, sizeOnly);
+    } finally {
+      this.layoutUpTreeCanBeInvalidated = true;
+      this.layoutDeepCanBeInvalidated = true;
+    }
+  }
+
   protected abstract void doLayout(int availWidth, int availHeight, boolean sizeOnly);
 
+  protected abstract void doLayout(int availWidth, int availHeight, boolean expand, boolean sizeOnly);
+
   protected final void sendGUIComponentsToParent() {
     // Ensures that parent has all the components
     // below this renderer node. (Parent expected to have removed them).

src/HTML_Renderer/org/lobobrowser/html/renderer/RBlock.java

@@ -341,6 +341,10 @@ public final void doLayout(final int availWidth, final int availHeight, final bo
     this.doLayout(availWidth, availHeight, true, false, null, this.defaultOverflowX, this.defaultOverflowY, sizeOnly);
   }
 
+  public void doLayout(int availWidth, int availHeight, boolean expand, boolean sizeOnly) {
+    this.doLayout(availWidth, availHeight, expand, expand, null, this.defaultOverflowX, this.defaultOverflowY, sizeOnly);
+  }
+
   public void doLayout(final int availWidth, final int availHeight, final boolean expandWidth, final boolean expandHeight,
       final FloatingBoundsSource floatBoundsSource,
       final int defaultOverflowX, final int defaultOverflowY, final boolean sizeOnly) {

src/HTML_Renderer/org/lobobrowser/html/renderer/RBlockViewport.java

@@ -1610,6 +1610,12 @@ private final void layoutFloat(final BoundableRenderable renderable, final boole
       } else if (renderable instanceof RElement) {
         final RElement e = (RElement) renderable;
         e.layout(availWidth, availHeight, this.sizeOnly);
+      } else if (renderable instanceof RRelative) {
+        RRelative rRelative = (RRelative) renderable;
+        rRelative.layout(availWidth, availHeight, this.sizeOnly);
+      } else {
+        // TODO Check other types of renderabls
+        System.err.println("TODO: Unhandled renderable type");
       }
     }
     final RFloatInfo floatInfo = new RFloatInfo(renderable.getModelNode(), renderable, leftFloat);

src/HTML_Renderer/org/lobobrowser/html/renderer/RElement.java

@@ -41,6 +41,8 @@ public interface RElement extends RCollection, UINode {
    */
   public void layout(int availWidth, int availHeight, boolean sizeOnly);
 
+  public void layout(int availWidth, int availHeight, boolean expandWidth, boolean sizeOnly);
+
   /**
    * Vertical alignment for elements rendered in a line. Returns one of the
    * constants defined in this class.

src/HTML_Renderer/org/lobobrowser/html/renderer/RInlineBlock.java

@@ -108,4 +108,9 @@ public Component addComponent(final Component component) {
     this.container.addComponent(component);
     return super.addComponent(component);
   }
+
+  @Override
+  protected void doLayout(int availWidth, int availHeight, boolean expand, boolean sizeOnly) {
+    this.child.doLayout(availWidth, availHeight, expand, expand, null, 0, 0, sizeOnly, true);
+  }
 }

src/HTML_Renderer/org/lobobrowser/html/renderer/RRelative.java

@@ -141,4 +141,10 @@ public boolean onMouseReleased(final MouseEvent event, final int x, final int y)
   public void paint(final Graphics g) {
     this.child.paintTranslated(g);
   }
+
+
+  public void layout(int availWidth, int availHeight, boolean sizeOnly) {
+    child.layout(availWidth, availHeight, false, sizeOnly);
+    assignDimension();
+  }
 }

src/HTML_Renderer/org/lobobrowser/html/renderer/RTable.java

@@ -419,4 +419,10 @@ public LayoutValue(final int width, final int height) {
     }
   }
 
+  @Override
+  protected void doLayout(int availWidth, int availHeight, boolean expand, boolean sizeOnly) {
+    // TODO: Is it okay to ignore `expand`?
+    doLayout(availWidth, availHeight, sizeOnly);
+  }
+
 }

src/HTML_Renderer/org/lobobrowser/html/renderer/RUIControl.java

@@ -380,4 +380,10 @@ public LayoutValue(final int width, final int height) {
       this.height = height;
     }
   }
+
+  @Override
+  protected void doLayout(int availWidth, int availHeight, boolean expand, boolean sizeOnly) {
+    // TODO: Is it okay to ignore `expand`?
+    doLayout(availWidth, availHeight, sizeOnly);
+  }
 }