Fix comparing a pointer with a char

[lyx.git] / src / graphics / PreviewLoader.cpp

diff --git a/src/graphics/PreviewLoader.cpp b/src/graphics/PreviewLoader.cpp
index 6b6e1bad7173a32322661cf5671a06aab695dd37..b4d78e0ab5b68503d21445c7a2b652ecda124d90 100644 (file)
--- a/src/graphics/PreviewLoader.cpp
+++ b/src/graphics/PreviewLoader.cpp
@@ -547,7 +547,7 @@ void PreviewLoader::Impl::startLoading(bool wait)
        Encoding const & enc = buffer_.params().encoding();
        ofdocstream of;
        try { of.reset(enc.iconvName()); }
-       catch (iconv_codecvt_facet_exception & e) {
+       catch (iconv_codecvt_facet_exception const & e) {
                LYXERR0("Caught iconv exception: " << e.what()
                        << "\nUnable to create LaTeX file: " << latexfile);
                return;
@@ -583,20 +583,22 @@ void PreviewLoader::Impl::startLoading(bool wait)
        double const font_scaling_factor = 
                buffer_.isExporting() ? 75.0 * buffer_.params().html_math_img_scale 
                        : 0.01 * lyxrc.dpi * lyxrc.zoom * lyxrc.preview_scale_factor;
-
-       // FIXME XHTML 
-       // The colors should be customizable.
-       ColorCode const bg = buffer_.isExporting() 
-                      ? Color_white : PreviewLoader::backgroundColor();
-       ColorCode const fg = buffer_.isExporting() 
-                      ? Color_black : PreviewLoader::foregroundColor();
+       
        // The conversion command.
        ostringstream cs;
        cs << pconverter_->command
           << " " << quoteName(latexfile.toFilesystemEncoding())
-          << " --dpi " << int(font_scaling_factor)
-          << " --fg " << theApp()->hexName(fg)
-          << " --bg " << theApp()->hexName(bg);
+          << " --dpi " << int(font_scaling_factor);
+
+       // 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) 
+                  << " --bg " << theApp()->hexName(bg);
+       }
+
        // FIXME what about LuaTeX?
        if (buffer_.params().useNonTeXFonts)
                cs << " --latex=xelatex";
@@ -716,7 +718,8 @@ void PreviewLoader::Impl::dumpPreamble(otexstream & os) const
        runparams.nice = true;
        runparams.moving_arg = true;
        runparams.free_spacing = true;
-       buffer_.writeLaTeXSource(os, buffer_.filePath(), runparams, true, false);
+       runparams.is_child = buffer_.parent();
+       buffer_.writeLaTeXSource(os, buffer_.filePath(), runparams, Buffer::OnlyPreamble);
 
        // FIXME! This is a HACK! The proper fix is to control the 'true'
        // passed to WriteStream below: