diff options
| -rw-r--r-- | dw/layout.cc | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/dw/layout.cc b/dw/layout.cc index 8bd255c6..64f2f8d5 100644 --- a/dw/layout.cc +++ b/dw/layout.cc @@ -886,7 +886,10 @@ void Layout::resizeIdle () // called again. resizeIdleId = -1; - if (topLevel) { + // If this method is triggered by a viewport change, we can save + // time when the toplevel widget is not affected (as for a toplevel + // image resource). + if (topLevel && topLevel->needsResize ()) { Requisition requisition; Allocation allocation; @@ -895,9 +898,11 @@ void Layout::resizeIdle () requisition.width, requisition.ascent, requisition.descent); // This method is triggered by Widget::queueResize, which will, - // in any case, set NEEDS_ALLOCATE (indirectly, as - // ALLOCATE_QUEUED). This assertion helps to find - // inconsistences. + // in any case, set NEEDS_ALLOCATE (indirectly, as ALLOCATE_QUEUED). + // This assertion helps to find inconsistences. (Cases where + // this method is triggered by a viewport change, but the + // toplevel widget is not affected, are filtered out some lines + // above: "if (topLevel && topLevel->needsResize ())".) assert (topLevel->needsAllocate ()); allocation.x = allocation.y = 0; |