                     @preview.pdflatex.trash_aux_files (err, _log) =>
                         cb(err)
                 (cb) =>
-                    @update_preview(cb, true, true)
+                    @update_preview(cb:cb, force:true, only_compile:true)
             ], (err) =>
                 run_recompile.icon_spin(false, disable=true)
             )

            saved_cb = =>
                if @_current_page == 'pdf-preview'
                    @preview_embed?.update()
            @update_preview(saved_cb)
            @spell_check()

        @latex_editor.syncdoc.on 'connect', () =>
            #if DEBUG then console.log("LatexEditor. syncdoc.on 'connect'")
            @preview.zoom_width = @load_conf().zoom_width ? 100
            setTimeout((=> @update_preview(undefined, false, false)), 1000)
            @spell_check()

        @latex_editor.print = () =>

        @latex_editor.save (err) =>
            cb?(err)
            if not err
                save_cb =  =>
                    if @_current_page == 'pdf-preview'
                        @preview_embed?.update()
                @update_preview(cb:save_cb, force:force)
                @spell_check()

    update_preview: (opts) =>
        {cb, force, only_compile} = opts = defaults opts,
            cb           : undefined
            force        : false
            only_compile : false
        # force: continue, even when content hasn't changed
        # only_compile: avoid the preview rendering
        # obvious TODO: untangle preview update and run_latex
