In multi-par sequences, check for arguments in all pars

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

diff --git a/src/insets/InsetSpace.cpp b/src/insets/InsetSpace.cpp
index c42d437503d0939450b24a904bbd5c1c6341926c..90d171e2d40570c6330fd308565d115735d243f0 100644 (file)
--- a/src/insets/InsetSpace.cpp
+++ b/src/insets/InsetSpace.cpp
@@ -20,11 +20,13 @@
 #include "Dimension.h"
 #include "FuncRequest.h"
 #include "FuncStatus.h"
+#include "Language.h"
 #include "LaTeXFeatures.h"
 #include "Length.h"
 #include "Lexer.h"
 #include "MetricsInfo.h"
 #include "OutputParams.h"
+#include "output_xhtml.h"
 
 #include "support/debug.h"
 #include "support/docstream.h"
@@ -42,7 +44,7 @@ namespace lyx {
 
 
 InsetSpace::InsetSpace(InsetSpaceParams const & params)
-       : params_(params)
+       : Inset(0), params_(params)
 {}
 
 
@@ -52,18 +54,12 @@ InsetSpaceParams::Kind InsetSpace::kind() const
 }
 
 
-Length InsetSpace::length() const
+GlueLength InsetSpace::length() const
 {
        return params_.length;
 }
 
 
-InsetSpace::~InsetSpace()
-{
-       hideDialogs("space", this);
-}
-
-
 docstring InsetSpace::toolTip(BufferView const &, int, int) const
 {
        docstring message;
@@ -74,6 +70,9 @@ docstring InsetSpace::toolTip(BufferView const &, int, int) const
        case InsetSpaceParams::PROTECTED:
                message = _("Protected Space");
                break;
+       case InsetSpaceParams::VISIBLE:
+               message = _("Visible Space");
+               break;
        case InsetSpaceParams::THIN:
                message = _("Thin Space");
                break;
@@ -87,7 +86,7 @@ docstring InsetSpace::toolTip(BufferView const &, int, int) const
                message = _("Quad Space");
                break;
        case InsetSpaceParams::QQUAD:
-               message = _("QQuad Space");
+               message = _("Double Quad Space");
                break;
        case InsetSpaceParams::ENSPACE:
                message = _("Enspace");
@@ -129,12 +128,14 @@ docstring InsetSpace::toolTip(BufferView const &, int, int) const
                message = _("Horizontal Fill (Down Brace)");
                break;
        case InsetSpaceParams::CUSTOM:
+               // FIXME unicode
                message = support::bformat(_("Horizontal Space (%1$s)"),
-                               params_.length.asDocstring());
+                               from_ascii(params_.length.asString()));
                break;
        case InsetSpaceParams::CUSTOM_PROTECTED:
+               // FIXME unicode
                message = support::bformat(_("Protected Horizontal Space (%1$s)"),
-                               params_.length.asDocstring());
+                               from_ascii(params_.length.asString()));
                break;
        }
        return message;
@@ -143,9 +144,10 @@ docstring InsetSpace::toolTip(BufferView const &, int, int) const
 
 void InsetSpace::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
-       switch (cmd.action) {
+       switch (cmd.action()) {
 
        case LFUN_INSET_MODIFY:
+               cur.recordUndo();
                string2params(to_utf8(cmd.argument()), params_);
                break;
 
@@ -163,15 +165,18 @@ void InsetSpace::doDispatch(Cursor & cur, FuncRequest & cmd)
 bool InsetSpace::getStatus(Cursor & cur, FuncRequest const & cmd,
        FuncStatus & status) const
 {
-       switch (cmd.action) {
+       switch (cmd.action()) {
        // we handle these
        case LFUN_INSET_MODIFY:
                if (cmd.getArg(0) == "space") {
                        InsetSpaceParams params;
                        string2params(to_utf8(cmd.argument()), params);
                        status.setOnOff(params_.kind == params.kind);
-               }
-               // fall through
+                       status.setEnabled(true);        
+               } else
+                       status.setEnabled(false);
+               return true;
+
        case LFUN_INSET_DIALOG_UPDATE:
                status.setEnabled(true);
                return true;
@@ -181,14 +186,6 @@ bool InsetSpace::getStatus(Cursor & cur, FuncRequest const & cmd,
 }
 
 
-bool InsetSpace::showInsetDialog(BufferView * bv) const
-{
-       bv->showDialog("space", params2string(params()),
-               const_cast<InsetSpace *>(this));
-       return true;
-}
-
-
 namespace {
 int const arrow_size = 8;
 }
@@ -221,6 +218,7 @@ void InsetSpace::metrics(MetricsInfo & mi, Dimension & dim) const
                        dim.wid = fm.width(char_type('M')) / 2;
                        break;
                case InsetSpaceParams::PROTECTED:
+               case InsetSpaceParams::VISIBLE:
                case InsetSpaceParams::NORMAL:
                        dim.wid = fm.width(char_type(' '));
                        break;
@@ -237,7 +235,7 @@ void InsetSpace::metrics(MetricsInfo & mi, Dimension & dim) const
                case InsetSpaceParams::CUSTOM:
                case InsetSpaceParams::CUSTOM_PROTECTED: {
                        int const w = 
-                               params_.length.inPixels(mi.base.textwidth,
+                               params_.length.len().inPixels(mi.base.textwidth,
                                                        fm.width(char_type('M')));
                        int const minw = (w < 0) ? 3 * arrow_size : 4;
                        dim.wid = max(minw, abs(w));
@@ -263,7 +261,7 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
 {
        Dimension const dim = dimension(*pi.base.bv);
 
-       if (isStretchableSpace() || params_.length.value() < 0) {
+       if (isStretchableSpace() || params_.length.len().value() < 0) {
                int const asc = theFontMetrics(pi.base.font).ascent('M');
                int const desc = theFontMetrics(pi.base.font).descent('M');
                // Pixel height divisible by 2 for prettier fill graphics:
@@ -355,7 +353,8 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
        xp[0] = x;
        yp[0] = y - max(h / 4, 1);
        if (params_.kind == InsetSpaceParams::NORMAL ||
-           params_.kind == InsetSpaceParams::PROTECTED) {
+           params_.kind == InsetSpaceParams::PROTECTED ||
+           params_.kind == InsetSpaceParams::VISIBLE) {
                xp[1] = x;     yp[1] = y;
                xp[2] = x + w; yp[2] = y;
        } else {
@@ -365,15 +364,18 @@ void InsetSpace::draw(PainterInfo & pi, int x, int y) const
        xp[3] = x + w;
        yp[3] = y - max(h / 4, 1);
 
+       Color col = Color_special;
        if (params_.kind == InsetSpaceParams::PROTECTED ||
            params_.kind == InsetSpaceParams::ENSPACE ||
            params_.kind == InsetSpaceParams::NEGTHIN ||
            params_.kind == InsetSpaceParams::NEGMEDIUM ||
            params_.kind == InsetSpaceParams::NEGTHICK ||
            params_.kind == InsetSpaceParams::CUSTOM_PROTECTED)
-               pi.pain.lines(xp, yp, 4, Color_latex);
-       else
-               pi.pain.lines(xp, yp, 4, Color_special);
+               col = Color_latex;
+       else if (params_.kind == InsetSpaceParams::VISIBLE)
+               col =  Color_foreground;
+
+       pi.pain.lines(xp, yp, 4, col);
 }
 
 
@@ -387,6 +389,9 @@ void InsetSpaceParams::write(ostream & os) const
        case InsetSpaceParams::PROTECTED:
                os <<  "~";
                break;
+       case InsetSpaceParams::VISIBLE:
+               os <<  "\\textvisiblespace{}";
+               break;
        case InsetSpaceParams::THIN:
                os <<  "\\thinspace{}";
                break;
@@ -449,7 +454,7 @@ void InsetSpaceParams::write(ostream & os) const
                break;
        }
        
-       if (!length.empty())
+       if (!length.len().empty())
                os << "\n\\length " << length.asString();
 }
 
@@ -465,6 +470,8 @@ void InsetSpaceParams::read(Lexer & lex)
                kind = InsetSpaceParams::NORMAL;
        else if (command == "~")
                kind = InsetSpaceParams::PROTECTED;
+       else if (command == "\\textvisiblespace{}")
+               kind = InsetSpaceParams::VISIBLE;
        else if (command == "\\thinspace{}")
                kind = InsetSpaceParams::THIN;
        else if (math && command == "\\medspace{}")
@@ -481,9 +488,9 @@ void InsetSpaceParams::read(Lexer & lex)
                kind = InsetSpaceParams::ENSKIP;
        else if (command == "\\negthinspace{}")
                kind = InsetSpaceParams::NEGTHIN;
-       else if (math && command == "\\negmedspace{}")
+       else if (command == "\\negmedspace{}")
                kind = InsetSpaceParams::NEGMEDIUM;
-       else if (math && command == "\\negthickspace{}")
+       else if (command == "\\negthickspace{}")
                kind = InsetSpaceParams::NEGTHICK;
        else if (command == "\\hfill{}")
                kind = InsetSpaceParams::HFILL;
@@ -527,14 +534,22 @@ void InsetSpace::read(Lexer & lex)
 }
 
 
-int InsetSpace::latex(odocstream & os, OutputParams const & runparams) const
+void InsetSpace::latex(otexstream & os, OutputParams const & runparams) const
 {
        switch (params_.kind) {
        case InsetSpaceParams::NORMAL:
                os << (runparams.free_spacing ? " " : "\\ ");
                break;
        case InsetSpaceParams::PROTECTED:
-               os << (runparams.free_spacing ? ' ' : '~');
+               if (runparams.local_font &&
+                   runparams.local_font->language()->lang() == "polutonikogreek")
+                       // in babel's polutonikogreek, ~ is active
+                       os << (runparams.free_spacing ? " " : "\\nobreakspace{}");
+               else
+                       os << (runparams.free_spacing ? ' ' : '~');
+               break;
+       case InsetSpaceParams::VISIBLE:
+               os << (runparams.free_spacing ? " " : "\\textvisiblespace{}");
                break;
        case InsetSpaceParams::THIN:
                os << (runparams.free_spacing ? " " : "\\,");
@@ -603,7 +618,6 @@ int InsetSpace::latex(odocstream & os, OutputParams const & runparams) const
                        os << "\\hspace*{" << from_ascii(params_.length.asLatexString()) << "}";
                break;
        }
-       return 0;
 }
 
 
@@ -632,6 +646,41 @@ int InsetSpace::plaintext(odocstream & os, OutputParams const &) const
        case InsetSpaceParams::DOWNBRACEFILL:
                os << "/-^-\\";
                return 5;
+       case InsetSpaceParams::VISIBLE:
+               os.put(0x2423);
+               return 1;
+       case InsetSpaceParams::ENSKIP:
+               os.put(0x2002);
+               return 1;
+       case InsetSpaceParams::ENSPACE:
+               os.put(0x2060); // WORD JOINER, makes the breakable en space unbreakable
+               os.put(0x2002);
+               os.put(0x2060); // WORD JOINER, makes the breakable en space unbreakable
+               return 3;
+       case InsetSpaceParams::QUAD:
+               os.put(0x2003);
+               return 1;
+       case InsetSpaceParams::QQUAD:
+               os.put(0x2003);
+               os.put(0x2003);
+               return 2;
+       case InsetSpaceParams::THIN:
+               os.put(0x2009);
+               return 1;
+       case InsetSpaceParams::MEDIUM:
+               os.put(0x2005);
+               return 1;
+       case InsetSpaceParams::THICK:
+               os.put(0x2004);
+               return 1;
+       case InsetSpaceParams::PROTECTED:
+       case InsetSpaceParams::CUSTOM_PROTECTED:
+               os.put(0x00a0);
+               return 1;
+       case InsetSpaceParams::NEGTHIN:
+       case InsetSpaceParams::NEGMEDIUM:
+       case InsetSpaceParams::NEGTHICK:
+               return 0;
        default:
                os << ' ';
                return 1;
@@ -648,8 +697,13 @@ int InsetSpace::docbook(odocstream & os, OutputParams const &) const
        case InsetSpaceParams::ENSKIP:
                os << " ";
                break;
+       // FIXME For spaces and dashes look here:
+       // http://oreilly.com/catalog/docbook/book2/iso-pub.html
        case InsetSpaceParams::PROTECTED:
+       // FIXME &blank; ?
+       case InsetSpaceParams::VISIBLE:
        case InsetSpaceParams::ENSPACE:
+       // FIXME &thinsp; ?
        case InsetSpaceParams::THIN:
        case InsetSpaceParams::MEDIUM:
        case InsetSpaceParams::THICK:
@@ -661,12 +715,15 @@ int InsetSpace::docbook(odocstream & os, OutputParams const &) const
        case InsetSpaceParams::HFILL:
        case InsetSpaceParams::HFILL_PROTECTED:
                os << '\n';
+               break;
        case InsetSpaceParams::DOTFILL:
                // FIXME
                os << '\n';
+               break;
        case InsetSpaceParams::HRULEFILL:
                // FIXME
                os << '\n';
+               break;
        case InsetSpaceParams::LEFTARROWFILL:
        case InsetSpaceParams::RIGHTARROWFILL:
        case InsetSpaceParams::UPBRACEFILL:
@@ -675,36 +732,49 @@ int InsetSpace::docbook(odocstream & os, OutputParams const &) const
        case InsetSpaceParams::CUSTOM_PROTECTED:
                // FIXME
                os << '\n';
+               break;
        }
        return 0;
 }
 
 
-void InsetSpace::xhtml(odocstream & os, OutputParams const &) const
+docstring InsetSpace::xhtml(XHTMLStream & xs, OutputParams const &) const
 {
+       string output;
        switch (params_.kind) {
        case InsetSpaceParams::NORMAL:
-               os << " ";
+               output = " ";
                break;
        case InsetSpaceParams::ENSKIP:
+               output ="&ensp;";
+               break;
        case InsetSpaceParams::ENSPACE:
-               os << "&ensp;";
+               output ="&#x2060;&ensp;&#x2060;";
                break;
        case InsetSpaceParams::QQUAD:
-               os << "&emsp;";
+               output ="&emsp;&emsp;";
+               break;
        case InsetSpaceParams::THICK:
+               output ="&#x2004;";
+               break;
        case InsetSpaceParams::QUAD:
-               os << "&emsp;";
+               output ="&emsp;";
+               break;
+       case InsetSpaceParams::MEDIUM:
+               output ="&#x2005;";
                break;
        case InsetSpaceParams::THIN:
-               os << "&thinsp;";
+               output ="&thinsp;";
                break;
        case InsetSpaceParams::PROTECTED:
-       case InsetSpaceParams::MEDIUM:
        case InsetSpaceParams::NEGTHIN:
        case InsetSpaceParams::NEGMEDIUM:
        case InsetSpaceParams::NEGTHICK:
-               os << "&nbsp;";
+               output ="&nbsp;";
+               break;
+       // no XHTML entity, only unicode code for space character exists
+       case InsetSpaceParams::VISIBLE:
+               output ="&#x2423;";
                break;
        case InsetSpaceParams::HFILL:
        case InsetSpaceParams::HFILL_PROTECTED:
@@ -714,14 +784,22 @@ void InsetSpace::xhtml(odocstream & os, OutputParams const &) const
        case InsetSpaceParams::RIGHTARROWFILL:
        case InsetSpaceParams::UPBRACEFILL:
        case InsetSpaceParams::DOWNBRACEFILL:
-               // FIXME Can we do anything with those in HTML?
-               os << '\n';
+               // FIXME XHTML
+               // Can we do anything with those in HTML?
                break;
        case InsetSpaceParams::CUSTOM:
+               // FIXME XHTML
+               // Probably we could do some sort of blank span?
+               break;
        case InsetSpaceParams::CUSTOM_PROTECTED:
-               // FIXME Probably we could do some sort of blank span?
-               os << '\n';
+               // FIXME XHTML
+               // Probably we could do some sort of blank span?
+               output ="&nbsp;";
+               break;
        }
+       // don't escape the entities!
+       xs << XHTMLStream::ESCAPE_NONE << from_ascii(output);
+       return docstring();
 }
 
 
@@ -733,12 +811,19 @@ void InsetSpace::validate(LaTeXFeatures & features) const
 }
 
 
-void InsetSpace::tocString(odocstream & os) const
+void InsetSpace::toString(odocstream & os) const
 {
        plaintext(os, OutputParams(0));
 }
 
 
+void InsetSpace::forToc(docstring & os, size_t) const
+{
+       // There's no need to be cute here.
+       os += " ";
+}
+
+
 bool InsetSpace::isStretchableSpace() const
 {
        return params_.kind == InsetSpaceParams::HFILL
@@ -752,9 +837,9 @@ bool InsetSpace::isStretchableSpace() const
 }
 
 
-docstring InsetSpace::contextMenu(BufferView const &, int, int) const
+string InsetSpace::contextMenuName() const
 {
-       return from_ascii("context-space");
+       return "context-space";
 }