Prefer switch-case to cascaded ifs

Change-Id: Ic3fdf87c3028ae6367447f168a04cdc6fd2b0559

sw/source/uibase/docvw/srcedtw.cxx

@@ -744,26 +744,28 @@ void SwSrcEditWindow::ImpDoHighlight( const OUString& rSource, sal_uInt16 nLineO
 
 void SwSrcEditWindow::Notify( SfxBroadcaster& /*rBC*/, const SfxHint& rHint )
 {
-    if ( dynamic_cast<const TextHint*>(&rHint) )
+    if ( !dynamic_cast<const TextHint*>(&rHint) )
+        return;
+
+    const TextHint& rTextHint = static_cast<const TextHint&>(rHint);
+    switch (rTextHint.GetId())
     {
-        const TextHint& rTextHint = static_cast<const TextHint&>(rHint);
-        if( rTextHint.GetId() == TEXT_HINT_VIEWSCROLLED )
-        {
+        case TEXT_HINT_VIEWSCROLLED:
             pHScrollbar->SetThumbPos( pTextView->GetStartDocPos().X() );
             pVScrollbar->SetThumbPos( pTextView->GetStartDocPos().Y() );
-        }
-        else if( rTextHint.GetId() == TEXT_HINT_TEXTHEIGHTCHANGED )
-        {
+            break;
+
+        case TEXT_HINT_TEXTHEIGHTCHANGED:
             if ( pTextEngine->GetTextHeight() < pOutWin->GetOutputSizePixel().Height() )
                 pTextView->Scroll( 0, pTextView->GetStartDocPos().Y() );
             pVScrollbar->SetThumbPos( pTextView->GetStartDocPos().Y() );
             SetScrollBarRanges();
-        }
-        else if( ( rTextHint.GetId() == TEXT_HINT_PARAINSERTED ) ||
-                 ( rTextHint.GetId() == TEXT_HINT_PARACONTENTCHANGED ) )
-        {
+            break;
+
+        case TEXT_HINT_PARAINSERTED:
+        case TEXT_HINT_PARACONTENTCHANGED:
             DoDelayedSyntaxHighlight( (sal_uInt16)rTextHint.GetValue() );
-        }
+            break;
     }
 }