Avoid duplicating mode changing commands

[lyx.git] / src / BufferView.cpp

diff --git a/src/BufferView.cpp b/src/BufferView.cpp
index 6922770f2966c558fe8d28f867c094f43eeeed0d..0212b165d1cfd2dd0ed18f06a2886b2a71860872 100644 (file)
--- a/src/BufferView.cpp
+++ b/src/BufferView.cpp
@@ -564,6 +564,12 @@ void BufferView::updateScrollbar()
                d->scrollbarParameters_.max -= minVisiblePart();
        else
                d->scrollbarParameters_.max -= d->scrollbarParameters_.page_step;
+
+       // 0 must be inside the range as it denotes the current position
+       if (d->scrollbarParameters_.max < 0)
+               d->scrollbarParameters_.max = 0;
+       if (d->scrollbarParameters_.min > 0)
+               d->scrollbarParameters_.min = 0;
 }
 
 
@@ -873,7 +879,7 @@ void BufferView::scrollToCursor()
 }
 
 
-bool BufferView::scrollToCursor(DocIterator const & dit, bool recenter)
+bool BufferView::scrollToCursor(DocIterator const & dit, bool const recenter)
 {
        // We are not properly started yet, delay until resizing is
        // done.
@@ -1349,6 +1355,16 @@ void BufferView::dispatch(FuncRequest const & cmd, DispatchResult & dr)
                else
                        dr.screenUpdate(Update::Force | Update::FitCursor);
                dr.forceBufferUpdate();
+               // we only need to do this if we have deleted or restored a
+               // BiBTeX inset. but there is no other place to do it. one
+               // obvious idea is to try to do it in a copy constructor for
+               // InsetBibTeX, but when that is invoked, the buffer_ member 
+               // is not yet set. another idea is to look at the InsetLists
+               // of the various paragraphs. but we'd have to recurse through
+               // the contained insets to make that work. it doesn't seem to
+               // be worth it, as this will not happen that often.
+               buffer().invalidateBibfileCache();
+               buffer().removeBiblioTempFiles();
                break;
 
        case LFUN_REDO:
@@ -1359,6 +1375,9 @@ void BufferView::dispatch(FuncRequest const & cmd, DispatchResult & dr)
                else
                        dr.screenUpdate(Update::Force | Update::FitCursor);
                dr.forceBufferUpdate();
+               // see above
+               buffer().invalidateBibfileCache();
+               buffer().removeBiblioTempFiles();
                break;
 
        case LFUN_FONT_STATE: