* fix spelling in comments to please John.

[lyx.git] / src / frontends / qt4 / GuiCommandBuffer.cpp

diff --git a/src/frontends/qt4/GuiCommandBuffer.cpp b/src/frontends/qt4/GuiCommandBuffer.cpp
index 0ce6cc7749831229938012dd5df6fd0d54c13d12..b66860439b69ad3681032c9ad48519da7c663063 100644 (file)
--- a/src/frontends/qt4/GuiCommandBuffer.cpp
+++ b/src/frontends/qt4/GuiCommandBuffer.cpp
@@ -248,7 +248,8 @@ void GuiCommandBuffer::down()
        if (!h.empty())
                edit_->setText(toqstr(h));
 
-       downPB->setEnabled(history_pos_ != history_.end()-1);
+       downPB->setEnabled(!history_.empty()
+                          && history_pos_ != history_.end() - 1);
        upPB->setEnabled(history_pos_ != history_.begin());
 }
        
@@ -296,14 +297,13 @@ string const GuiCommandBuffer::historyDown()
 
 docstring const GuiCommandBuffer::getCurrentState() const
 {
-       return view_->view()->cursor().currentState();
+       return view_->currentBufferView()->cursor().currentState();
 }
 
 
 void GuiCommandBuffer::hide() const
 {
        FuncRequest cmd(LFUN_COMMAND_EXECUTE, "off");
-       theLyXFunc().setLyXView(view_);
        lyx::dispatch(cmd);
 }
 
@@ -358,7 +358,6 @@ void GuiCommandBuffer::dispatch(string const & str)
        downPB->setEnabled(history_pos_ != history_.end());
        FuncRequest func = lyxaction.lookupFunc(str);
        func.origin = FuncRequest::COMMANDBUFFER;
-       theLyXFunc().setLyXView(view_);
        lyx::dispatch(func);
 }