1 files changed, 16 insertions, 7 deletions

diff --git a/dw/widget.cc b/dw/widget.cc
index 202e6556..d63d1edc 100644
--- a/dw/widget.cc
+++ b/dw/widget.cc
@@ -586,7 +586,7 @@ void Widget::sizeRequest (Requisition *requisition, int numPos,
    }
 
    if (needsResize ()) {
-      calcExtraSpace ();
+      calcExtraSpace (true);
       /** \todo Check requisition == &(this->requisition) and do what? */
       sizeRequestImpl (requisition, numPos, references, x, y);
       this->requisition = *requisition;
@@ -1007,7 +1007,7 @@ void Widget::getExtremes (Extremes *extremes, int numPos, Widget **references,
    }
 
    if (extremesChanged ()) {
-      calcExtraSpace ();
+      calcExtraSpace (false);
 
       // For backward compatibility (part 1/2):
       extremes->minWidthIntrinsic = extremes->maxWidthIntrinsic = -1;
@@ -1043,16 +1043,22 @@ void Widget::getExtremes (Extremes *extremes, int numPos, Widget **references,
  *
  * Delegated to dw::core::Widget::calcExtraSpaceImpl. Called both from
  * dw::core::Widget::sizeRequest and dw::core::Widget::getExtremes.
+ *
+ * If `vertical` is false, only horizontal dimensions are calculated. (This is
+ * used for extremes.)
  */
-void Widget::calcExtraSpace ()
+void Widget::calcExtraSpace (bool vertical)
 {
    DBG_OBJ_ENTER0 ("resize", 0, "calcExtraSpace");
 
    extraSpace.top = extraSpace.right = extraSpace.bottom = extraSpace.left = 0;
-   calcExtraSpaceImpl ();
+   calcExtraSpaceImpl (vertical);
 
-   DBG_OBJ_SET_NUM ("extraSpace.top", extraSpace.top);
-   DBG_OBJ_SET_NUM ("extraSpace.bottom", extraSpace.bottom);
+   if (vertical) {
+      DBG_OBJ_SET_NUM ("extraSpace.top", extraSpace.top);
+      DBG_OBJ_SET_NUM ("extraSpace.bottom", extraSpace.bottom);
+   }
+   
    DBG_OBJ_SET_NUM ("extraSpace.left", extraSpace.left);
    DBG_OBJ_SET_NUM ("extraSpace.right", extraSpace.right);
 
@@ -1602,8 +1608,11 @@ void Widget::sizeAllocateImpl (Allocation *allocation)
  * dw::core::Widget::extraSpace, which is only corrected. To make sure
  * all possible influences are considered, the implementation of the
  * base class should be called, too.
+ *
+ * If `vertical` is false, only horizontal dimensions are calculated. (This is
+ * used for extremes.)
  */
-void Widget::calcExtraSpaceImpl ()
+void Widget::calcExtraSpaceImpl (bool vertical)
 {
 }