X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2Finsetexternal.h;h=2e33880a20132fb3bb492464c2f6da0b2c9c1128;hb=e28331ed63062dea10d0a21b9ec12034b4b17b9a;hp=93d0e678c075fffde003f5a689a184c063b3aff8;hpb=dff822442ad64ea35cfa7ed7265f24624093a476;p=lyx.git

diff --git a/src/insets/insetexternal.h b/src/insets/insetexternal.h
index 93d0e678c0..2e33880a20 100644
--- a/src/insets/insetexternal.h
+++ b/src/insets/insetexternal.h
@@ -15,66 +15,88 @@
 #include "inset.h"
 #include "ExternalTransforms.h"
 
-#include "graphics/GraphicsTypes.h"
-
 #include "support/filename.h"
+#include "support/translator.h"
 
 #include <boost/scoped_ptr.hpp>
 #include <boost/signals/trackable.hpp>
 
+#include "mailinset.h"
+
 
 /** No two InsetExternalParams variables can have the same temporary file.
- *  This struct has copy-semantics but the copy constructor
+ *  This class has copy-semantics but the copy constructor
  *  and assignment operator simply call the default constructor.
- *  Use of this struct enables us to use the compiler-generated
+ *  Use of this class enables us to use the compiler-generated
  *  copy constructor and assignment operator for the
- *  InsetExternalParams struct.
+ *  InsetExternalParams class.
  */
 namespace lyx {
+
 namespace external {
 
-struct TempName {
+class TempName {
+public:
 	TempName();
 	TempName(TempName const &);
 	~TempName();
 	TempName & operator=(TempName const &);
-	std::string const & operator()() const { return tempname_; }
+	support::FileName const & operator()() const { return tempname_; }
 private:
-	std::string tempname_;
+	support::FileName tempname_;
+};
+
+/// How is the image to be displayed on the LyX screen?
+enum DisplayType {
+	DefaultDisplay,
+	MonochromeDisplay,
+	GrayscaleDisplay,
+	ColorDisplay,
+	PreviewDisplay,
+	NoDisplay
 };
 
+
+/// The translator between the Display enum and corresponding lyx string.
+Translator<DisplayType, std::string> const & displayTranslator();
+
 } // namespace external
-} // namespace lyx
 
 
 /// hold parameters settable from the GUI
-struct InsetExternalParams {
+class InsetExternalParams {
+public:
 	InsetExternalParams();
 
 	void write(Buffer const &, std::ostream &) const;
 	bool read(Buffer const &, LyXLex &);
 
 	/// The name of the tempfile used for manipulations.
-	std::string const & tempname() const { return tempname_(); }
+	support::FileName const & tempname() const { return tempname_(); }
 
 	/// The template currently in use.
 	void settemplate(std::string const &);
 	std::string const & templatename() const { return templatename_; }
 
 	/// The external file.
-	lyx::support::FileName filename;
+	support::DocFileName filename;
 	/// How the inset is to be displayed by LyX.
-	lyx::graphics::DisplayType display;
+	external::DisplayType display;
 	/// The scale of the displayed graphic (if shown).
 	unsigned int lyxscale;
 
-	lyx::external::ClipData     clipdata;
-	lyx::external::ExtraData    extradata;
-	lyx::external::ResizeData   resizedata;
-	lyx::external::RotationData rotationdata;
+	external::ClipData     clipdata;
+	external::ExtraData    extradata;
+	external::ResizeData   resizedata;
+	external::RotationData rotationdata;
+
+	/** if \c true, simply output the filename, maybe wrapped in a
+	 *  box, rather than generate and display the image etc.
+	 */
+	bool draft;
 
 private:
-	lyx::external::TempName tempname_;
+	external::TempName tempname_;
 	std::string templatename_;
 };
 
@@ -87,21 +109,14 @@ class InsetExternal : public InsetOld, public boost::signals::trackable
 public:
 	InsetExternal();
 	///
-	InsetExternal(InsetExternal const &);
-	///
 	virtual ~InsetExternal();
 	///
-	virtual std::auto_ptr<InsetBase> clone() const;
-	///
-	virtual dispatch_result localDispatch(FuncRequest const & cmd);
-
-	///
-	virtual InsetOld::Code lyxCode() const { return EXTERNAL_CODE; }
+	virtual InsetBase::Code lyxCode() const { return EXTERNAL_CODE; }
 	///
 	virtual EDITABLE editable() const { return IS_EDITABLE; }
 
 	///
-	void metrics(MetricsInfo &, Dimension &) const;
+	bool metrics(MetricsInfo &, Dimension &) const;
 	///
 	void draw(PainterInfo & pi, int x, int y) const;
 	///
@@ -110,29 +125,46 @@ public:
 	virtual void read(Buffer const &, LyXLex & lex);
 
 	/// \returns the number of rows (\n's) of generated code.
-	virtual int latex(Buffer const &, std::ostream &,
-			  LatexRunParams const &) const;
+	virtual int latex(Buffer const &, odocstream &,
+			  OutputParams const &) const;
 	///
-	virtual int ascii(Buffer const &, std::ostream &, int linelen) const;
+	virtual int plaintext(Buffer const &, odocstream &,
+			  OutputParams const &) const;
 	///
-	virtual int linuxdoc(Buffer const &, std::ostream &) const;
-	///
-	virtual int docbook(Buffer const &, std::ostream &,
-			    bool mixcont) const;
+	virtual int docbook(Buffer const &, odocstream &,
+			    OutputParams const &) const;
 
 	/// Update needed features for this inset.
 	virtual void validate(LaTeXFeatures & features) const;
 
 	///
 	InsetExternalParams const & params() const;
+	///
 	void setParams(InsetExternalParams const &, Buffer const &);
+	///
+	void addPreview(graphics::PreviewLoader &) const;
+	///
+	void edit(LCursor & cur, bool left);
+	///
+	bool getStatus(LCursor &, FuncRequest const &, FuncStatus &) const;
 
+protected:
+	InsetExternal(InsetExternal const &);
+	///
+	virtual void doDispatch(LCursor & cur, FuncRequest & cmd);
 private:
+	virtual std::auto_ptr<InsetBase> doClone() const;
+
 	/** This method is connected to the graphics loader, so we are
 	 *  informed when the image has been loaded.
 	 */
 	void statusChanged() const;
 
+	/** Slot receiving a signal that the external file has changed
+	 *  and the preview should be regenerated.
+	 */
+	void fileChanged() const;
+
 	/// The current params
 	InsetExternalParams params_;
 	/// The thing that actually draws the image on LyX's screen.
@@ -140,8 +172,6 @@ private:
 };
 
 
-#include "mailinset.h"
-
 class InsetExternalMailer : public MailInset {
 public:
 	///
@@ -165,4 +195,6 @@ private:
 	InsetExternal & inset_;
 };
 
+} // namespace lyx
+
 #endif