Introduce BufferException so that we don't crash if a problem affects only current...

[lyx.git] / src / insets / Inset.cpp

diff --git a/src/insets/Inset.cpp b/src/insets/Inset.cpp
index 4d19fa4b05e6b8c3f5b75ac676f5e5a7836ae8dd..b82f264874319cce97d63cbaccb1b46f616b38f9 100644 (file)
--- a/src/insets/Inset.cpp
+++ b/src/insets/Inset.cpp
@@ -25,26 +25,26 @@
 #include "DispatchResult.h"
 #include "FuncRequest.h"
 #include "FuncStatus.h"
+#include "MetricsInfo.h"
 #include "Text.h"
 #include "TextClass.h"
-#include "MetricsInfo.h"
-#include "MetricsInfo.h"
 
 #include "frontends/Painter.h"
 #include "frontends/Application.h"
 
 #include "support/convert.h"
 #include "support/debug.h"
+#include "support/docstream.h"
+#include "support/ExceptionMessage.h"
 #include "support/gettext.h"
 
 #include <map>
 
 using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-extern bool quitting;
-
 class InsetName {
 public:
        InsetName(string const & n, InsetCode c) : name(n), code(c) {}
@@ -119,12 +119,48 @@ static TranslatorMap const build_translator()
 }
 
 
+void Inset::setBuffer(Buffer & buffer)
+{
+       buffer_ = &buffer;
+}
+
+
+Buffer & Inset::buffer()
+{
+       if (!buffer_) {
+               odocstringstream s;
+               s << "LyX Code: " << lyxCode() << " name: " << name();
+               throw ExceptionMessage(BufferException, 
+                       from_ascii("Inset::buffer_ member not initialized!"), s.str());
+       }
+       return *buffer_;
+}
+
+
+Buffer const & Inset::buffer() const
+{
+       return const_cast<Inset *>(this)->buffer();
+}
+
+
 docstring Inset::name() const
 {
        return from_ascii("unknown");
 }
 
 
+docstring Inset::toolTip(BufferView const &, int, int) const
+{
+       return docstring();
+}
+
+
+docstring Inset::contextMenu(BufferView const &, int, int) const
+{
+       return docstring();
+}
+
+
 Dimension const Inset::dimension(BufferView const & bv) const
 {
        return bv.coordCache().getInsets().dim(this);
@@ -201,7 +237,7 @@ bool Inset::getStatus(Cursor &, FuncRequest const & cmd,
 }
 
 
-void Inset::edit(Cursor &, bool)
+void Inset::edit(Cursor &, bool, EntryDirection)
 {
        LYXERR(Debug::INSETS, "edit left/right");
 }
@@ -236,8 +272,7 @@ bool Inset::idxUpDown(Cursor &, bool) const
 }
 
 
-int Inset::docbook(Buffer const &,
-       odocstream &, OutputParams const &) const
+int Inset::docbook(odocstream &, OutputParams const &) const
 {
        return 0;
 }
@@ -261,7 +296,7 @@ bool Inset::autoDelete() const
 }
 
 
-docstring const Inset::editMessage() const
+docstring Inset::editMessage() const
 {
        return _("Opened inset");
 }
@@ -351,14 +386,13 @@ bool Inset::covers(BufferView const & bv, int x, int y) const
 
 InsetLayout const & Inset::getLayout(BufferParams const & bp) const
 {
-       return bp.getTextClass().insetlayout(name());  
+       return bp.documentClass().insetLayout(name());  
 }
 
 
 void Inset::dump() const
 {
-       Buffer buf("foo", 1);
-       write(buf, lyxerr);
+       write(lyxerr);
 }
 
 
@@ -383,9 +417,7 @@ void Inset::setDimCache(MetricsInfo const & mi, Dimension const & dim) const
 
 Buffer const * Inset::updateFrontend() const
 {
-       if (quitting)
-               return 0;
-       return theApp()->updateInset(this);
+       return theApp() ? theApp()->updateInset(this) : 0;
 }
 
 } // namespace lyx