two patches from john

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3479 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView_pimpl.C

@@ -742,6 +742,9 @@ void BufferView::Pimpl::tripleClick(int /*x*/, int /*y*/, unsigned int button)
 
 void BufferView::Pimpl::selectionRequested()
 {
+	if (!available())
+		return;
+ 
 	string const sel(bv_->getLyXText()->selectionAsString(bv_->buffer(),
 							      false)); 
 	if (!sel.empty()) {

src/ChangeLog

@@ -1,3 +1,8 @@
+2002-02-01  John Levon  <moz@compsoc.man.ac.uk>
+
+	* BufferView_pimpl.C: fix crash on close buffer 
+	during selection (#227)
+ 
 2002-01-27  Herbert Voss  <voss@lyx.org>
 
 	* buffer.C: link old Figure to new graphic inset

src/frontends/controllers/ChangeLog

@@ -1,3 +1,8 @@
+2002-02-01  John Levon  <moz@compsoc.man.ac.uk>
+
+	* ControlSpellchecker.C: clear any selection left
+	(bug #211)
+ 
 2002-02-01  Herbert Voss  <voss@lyx.org>
 
 	* ControlGraphics.[C] (readBB): search only, if it is a

src/frontends/controllers/ControlSpellchecker.C

@@ -34,6 +34,7 @@
 #include "lyxrc.h"
 #include "BufferView.h"
 #include "LyXView.h" 
+#include "lyxtext.h"
 #include "gettext.h"
 #include "support/lstrings.h"
 #include "language.h"
@@ -109,6 +110,11 @@ void ControlSpellchecker::check()
 	result_ = SpellBase::ISP_OK;
 	stop_ = false;
 	
+	// clear any old selection
+	LyXText * text = lv_.view()->getLyXText();
+	lv_.view()->toggleSelection(true);
+	lv_.view()->update(text, BufferView::SELECT);
+ 
 	while ((result_==SpellBase::ISP_OK || result_==SpellBase::ISP_IGNORE) &&
 	       !stop_) {
 		word_ = lv_.view()->nextWord(newval_);