X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fgraphics%2FPreviewLoader.cpp;h=ac14fbb6a904591e9b8a0182bef5b230eb7ae3e6;hb=8663a371f31dc7bb888071c15a0b2cd4c3669c60;hp=93ea6b79b652bb7d8a3d39ad560d3d26f32d3376;hpb=90e2004fde2bc1b2bb310499411a2f49bc3514be;p=lyx.git

diff --git a/src/graphics/PreviewLoader.cpp b/src/graphics/PreviewLoader.cpp
index 93ea6b79b6..ac14fbb6a9 100644
--- a/src/graphics/PreviewLoader.cpp
+++ b/src/graphics/PreviewLoader.cpp
@@ -38,7 +38,6 @@
 #include "support/ForkedCalls.h"
 #include "support/lstrings.h"
 
-#include "support/bind.h"
 #include "support/TempFile.h"
 
 #include <atomic>
@@ -161,14 +160,13 @@ typedef map<pid_t, InProgress>  InProgressProcesses;
 
 typedef InProgressProcesses::value_type InProgressProcess;
 
-} // namespace anon
-
+} // namespace
 
 
 namespace lyx {
 namespace graphics {
 
-class PreviewLoader::Impl : public boost::signals2::trackable {
+class PreviewLoader::Impl {
 public:
 	///
 	Impl(PreviewLoader & p, Buffer const & b);
@@ -189,7 +187,7 @@ public:
 	void refreshPreviews();
 
 	/// Emit this signal when an image is ready for display.
-	boost::signals2::signal<void(PreviewImage const &)> imageReady;
+	signals2::signal<void(PreviewImage const &)> imageReady;
 
 	Buffer const & buffer() const { return buffer_; }
 
@@ -240,6 +238,8 @@ private:
 
 	/// We don't own this
 	static lyx::Converter const * pconverter_;
+
+	Trackable trackable_;
 };
 
 
@@ -297,7 +297,7 @@ void PreviewLoader::refreshPreviews()
 }
 
 
-boost::signals2::connection PreviewLoader::connect(slot_type const & slot) const
+signals2::connection PreviewLoader::connect(slot const & slot) const
 {
 	return pimpl_->imageReady.connect(slot);
 }
@@ -378,7 +378,7 @@ void InProgress::stop() const
 	}
 }
 
-} // namespace anon
+} // namespace
 
 
 namespace lyx {
@@ -506,7 +506,7 @@ private:
 	string const snippet_;
 };
 
-} // namespace anon
+} // namespace
 
 PreviewLoader::Status
 PreviewLoader::Impl::status(string const & latex_snippet) const
@@ -568,7 +568,7 @@ private:
 	string const & snippet_;
 };
 
-} // namespace anon
+} // namespace
 
 
 void PreviewLoader::Impl::remove(string const & latex_snippet)
@@ -708,12 +708,12 @@ void PreviewLoader::Impl::startLoading(bool wait)
 	   << " " << quoteName(latexfile.toFilesystemEncoding())
 	   << " --dpi " << font_scaling_factor_;
 
-	// FIXME XHTML 
+	// FIXME XHTML
 	// The colors should be customizable.
 	if (!buffer_.isExporting()) {
 		ColorCode const fg = PreviewLoader::foregroundColor();
 		ColorCode const bg = PreviewLoader::backgroundColor();
-		cs << " --fg " << theApp()->hexName(fg) 
+		cs << " --fg " << theApp()->hexName(fg)
 		   << " --bg " << theApp()->hexName(bg);
 	}
 
@@ -737,9 +737,10 @@ void PreviewLoader::Impl::startLoading(bool wait)
 	}
 
 	// Initiate the conversion from LaTeX to bitmap images files.
-	ForkedCall::SignalTypePtr
-		convert_ptr(new ForkedCall::SignalType);
-	convert_ptr->connect(bind(&Impl::finishedGenerating, this, _1, _2));
+	ForkedCall::sigPtr convert_ptr = make_shared<ForkedCall::sig>();
+	convert_ptr->connect(ForkedProcess::slot([this](pid_t pid, int retval){
+				finishedGenerating(pid, retval);
+			}).track_foreign(trackable_.p()));
 
 	ForkedCall call(buffer_.filePath());
 	int ret = call.startScript(command, convert_ptr);