lyx_mirror/src/mathed/MathMacro.cpp
Richard Heck 5855043599 Initial work to fix bug involving embedded macros and
XHTML output.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@38613 a592a061-630c-0410-9148-cb99ea01b6c8
2011-05-07 11:57:08 +00:00

908 lines
22 KiB
C++

/**
* \file MathMacro.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Alejandro Aguilar Sierra
* \author André Pönitz
* \author Stefan Schimanski
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "MathMacro.h"
#include "InsetMathChar.h"
#include "MathCompletionList.h"
#include "MathExtern.h"
#include "MathFactory.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "Buffer.h"
#include "BufferView.h"
#include "CoordCache.h"
#include "Cursor.h"
#include "FuncStatus.h"
#include "FuncRequest.h"
#include "LaTeXFeatures.h"
#include "LyX.h"
#include "LyXRC.h"
#include "frontends/Painter.h"
#include "support/debug.h"
#include "support/lassert.h"
#include "support/textutils.h"
#include <ostream>
#include <vector>
using namespace std;
namespace lyx {
/// A proxy for the macro values
class ArgumentProxy : public InsetMath {
public:
///
ArgumentProxy(MathMacro & mathMacro, size_t idx)
: mathMacro_(mathMacro), idx_(idx) {}
///
ArgumentProxy(MathMacro & mathMacro, size_t idx, docstring const & def)
: mathMacro_(mathMacro), idx_(idx)
{
asArray(def, def_);
}
///
InsetCode lyxCode() const { return ARGUMENT_PROXY_CODE; }
///
void metrics(MetricsInfo & mi, Dimension & dim) const {
mathMacro_.macro()->unlock();
mathMacro_.cell(idx_).metrics(mi, dim);
if (!mathMacro_.editMetrics(mi.base.bv)
&& mathMacro_.cell(idx_).empty())
def_.metrics(mi, dim);
mathMacro_.macro()->lock();
}
// FIXME Other external things need similar treatment.
///
void mathmlize(MathStream & ms) const { ms << mathMacro_.cell(idx_); }
///
void htmlize(HtmlStream & ms) const { ms << mathMacro_.cell(idx_); }
///
void draw(PainterInfo & pi, int x, int y) const {
if (mathMacro_.editMetrics(pi.base.bv)) {
// The only way a ArgumentProxy can appear is in a cell of the
// MathMacro. Moreover the cells are only drawn in the DISPLAY_FOLDED
// mode and then, if the macro is edited the monochrome
// mode is entered by the MathMacro before calling the cells' draw
// method. Then eventually this code is reached and the proxy leaves
// monochrome mode temporarely. Hence, if it is not in monochrome
// here (and the assert triggers in pain.leaveMonochromeMode())
// it's a bug.
pi.pain.leaveMonochromeMode();
mathMacro_.cell(idx_).draw(pi, x, y);
pi.pain.enterMonochromeMode(Color_mathbg, Color_mathmacroblend);
} else if (mathMacro_.cell(idx_).empty()) {
mathMacro_.cell(idx_).setXY(*pi.base.bv, x, y);
def_.draw(pi, x, y);
} else
mathMacro_.cell(idx_).draw(pi, x, y);
}
///
size_t idx() const { return idx_; }
///
int kerning(BufferView const * bv) const
{
if (mathMacro_.editMetrics(bv)
|| !mathMacro_.cell(idx_).empty())
return mathMacro_.cell(idx_).kerning(bv);
else
return def_.kerning(bv);
}
private:
///
Inset * clone() const
{
return new ArgumentProxy(*this);
}
///
MathMacro & mathMacro_;
///
size_t idx_;
///
MathData def_;
};
MathMacro::MathMacro(Buffer * buf, docstring const & name)
: InsetMathNest(buf, 0), name_(name), displayMode_(DISPLAY_INIT),
expanded_(buf), attachedArgsNum_(0), optionals_(0), nextFoldMode_(true),
macroBackup_(buf), macro_(0), needsUpdate_(false), appetite_(9)
{}
Inset * MathMacro::clone() const
{
MathMacro * copy = new MathMacro(*this);
copy->needsUpdate_ = true;
//copy->expanded_.cell(0).clear();
return copy;
}
void MathMacro::normalize(NormalStream & os) const
{
os << "[macro " << name();
for (size_t i = 0; i < nargs(); ++i)
os << ' ' << cell(i);
os << ']';
}
docstring MathMacro::name() const
{
if (displayMode_ == DISPLAY_UNFOLDED)
return asString(cell(0));
return name_;
}
void MathMacro::cursorPos(BufferView const & bv,
CursorSlice const & sl, bool boundary, int & x, int & y) const
{
// We may have 0 arguments, but InsetMathNest requires at least one.
if (nargs() > 0)
InsetMathNest::cursorPos(bv, sl, boundary, x, y);
}
bool MathMacro::editMode(BufferView const * bv) const {
// find this in cursor trace
Cursor const & cur = bv->cursor();
for (size_t i = 0; i != cur.depth(); ++i)
if (&cur[i].inset() == this) {
// look if there is no other macro in edit mode above
++i;
for (; i != cur.depth(); ++i) {
InsetMath * im = cur[i].asInsetMath();
if (im) {
MathMacro const * macro = im->asMacro();
if (macro && macro->displayMode() == DISPLAY_NORMAL)
return false;
}
}
// ok, none found, I am the highest one
return true;
}
return false;
}
bool MathMacro::editMetrics(BufferView const * bv) const
{
return editing_[bv];
}
void MathMacro::metrics(MetricsInfo & mi, Dimension & dim) const
{
// set edit mode for which we will have calculated metrics. But only
editing_[mi.base.bv] = editMode(mi.base.bv);
// calculate new metrics according to display mode
if (displayMode_ == DISPLAY_INIT || displayMode_ == DISPLAY_INTERACTIVE_INIT) {
mathed_string_dim(mi.base.font, from_ascii("\\") + name(), dim);
} else if (displayMode_ == DISPLAY_UNFOLDED) {
cell(0).metrics(mi, dim);
Dimension bsdim;
mathed_string_dim(mi.base.font, from_ascii("\\"), bsdim);
dim.wid += bsdim.width() + 1;
dim.asc = max(bsdim.ascent(), dim.ascent());
dim.des = max(bsdim.descent(), dim.descent());
metricsMarkers(dim);
} else if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_LIST
&& editing_[mi.base.bv]) {
// Macro will be edited in a old-style list mode here:
LASSERT(macro_ != 0, /**/);
Dimension fontDim;
FontInfo labelFont = sane_font;
math_font_max_dim(labelFont, fontDim.asc, fontDim.des);
// get dimension of components of list view
Dimension nameDim;
nameDim.wid = mathed_string_width(mi.base.font, from_ascii("Macro \\") + name() + ": ");
nameDim.asc = fontDim.asc;
nameDim.des = fontDim.des;
Dimension argDim;
argDim.wid = mathed_string_width(labelFont, from_ascii("#9: "));
argDim.asc = fontDim.asc;
argDim.des = fontDim.des;
Dimension defDim;
definition_.metrics(mi, defDim);
// add them up
dim.wid = nameDim.wid + defDim.wid;
dim.asc = max(nameDim.asc, defDim.asc);
dim.des = max(nameDim.des, defDim.des);
for (idx_type i = 0; i < nargs(); ++i) {
Dimension cdim;
cell(i).metrics(mi, cdim);
dim.des += max(argDim.height(), cdim.height()) + 1;
dim.wid = max(dim.wid, argDim.wid + cdim.wid);
}
// make space for box and markers, 2 pixels
dim.asc += 1;
dim.des += 1;
dim.wid += 2;
metricsMarkers2(dim);
} else {
LASSERT(macro_ != 0, /**/);
// calculate metrics, hoping that all cells are seen
macro_->lock();
expanded_.cell(0).metrics(mi, dim);
// otherwise do a manual metrics call
CoordCache & coords = mi.base.bv->coordCache();
for (idx_type i = 0; i < nargs(); ++i) {
if (!coords.getArrays().hasDim(&cell(i))) {
Dimension tdim;
cell(i).metrics(mi, tdim);
}
}
macro_->unlock();
// calculate dimension with label while editing
if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_INLINE_BOX
&& editing_[mi.base.bv]) {
FontInfo font = mi.base.font;
augmentFont(font, from_ascii("lyxtex"));
Dimension namedim;
mathed_string_dim(font, name(), namedim);
#if 0
dim.wid += 2 + namedim.wid + 2 + 2;
dim.asc = max(dim.asc, namedim.asc) + 2;
dim.des = max(dim.des, namedim.des) + 2;
#endif
dim.wid = max(1 + namedim.wid + 1, 2 + dim.wid + 2);
dim.asc += 1 + namedim.height() + 1;
dim.des += 2;
}
}
}
int MathMacro::kerning(BufferView const * bv) const {
if (displayMode_ == DISPLAY_NORMAL && !editing_[bv])
return expanded_.kerning(bv);
else
return 0;
}
void MathMacro::updateMacro(MacroContext const & mc)
{
if (validName()) {
macro_ = mc.get(name());
if (macro_ && macroBackup_ != *macro_) {
macroBackup_ = *macro_;
needsUpdate_ = true;
}
} else {
macro_ = 0;
}
}
void MathMacro::updateRepresentation(Cursor * cur, MacroContext const & mc,
UpdateType utype)
{
// known macro?
if (macro_ == 0)
return;
// update requires
requires_ = macro_->requires();
if (!needsUpdate_
// non-normal mode? We are done!
|| (displayMode_ != DISPLAY_NORMAL))
return;
needsUpdate_ = false;
// get default values of macro
vector<docstring> const & defaults = macro_->defaults();
// create MathMacroArgumentValue objects pointing to the cells of the macro
vector<MathData> values(nargs());
for (size_t i = 0; i < nargs(); ++i) {
ArgumentProxy * proxy;
if (i < defaults.size())
proxy = new ArgumentProxy(*this, i, defaults[i]);
else
proxy = new ArgumentProxy(*this, i);
values[i].insert(0, MathAtom(proxy));
}
// expanding macro with the values
macro_->expand(values, expanded_.cell(0));
if (utype == OutputUpdate && !expanded_.cell(0).empty())
expanded_.cell(0).updateMacros(cur, mc, utype);
// get definition for list edit mode
docstring const & display = macro_->display();
asArray(display.empty() ? macro_->definition() : display, definition_);
}
void MathMacro::draw(PainterInfo & pi, int x, int y) const
{
Dimension const dim = dimension(*pi.base.bv);
setPosCache(pi, x, y);
int expx = x;
int expy = y;
if (displayMode_ == DISPLAY_INIT || displayMode_ == DISPLAY_INTERACTIVE_INIT) {
FontSetChanger dummy(pi.base, "lyxtex");
pi.pain.text(x, y, from_ascii("\\") + name(), pi.base.font);
} else if (displayMode_ == DISPLAY_UNFOLDED) {
FontSetChanger dummy(pi.base, "lyxtex");
pi.pain.text(x, y, from_ascii("\\"), pi.base.font);
x += mathed_string_width(pi.base.font, from_ascii("\\")) + 1;
cell(0).draw(pi, x, y);
drawMarkers(pi, expx, expy);
} else if (lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_LIST
&& editing_[pi.base.bv]) {
// Macro will be edited in a old-style list mode here:
CoordCache const & coords = pi.base.bv->coordCache();
FontInfo const & labelFont = sane_font;
// markers and box needs two pixels
x += 2;
// get maximal font height
Dimension fontDim;
math_font_max_dim(pi.base.font, fontDim.asc, fontDim.des);
// draw label
docstring label = from_ascii("Macro \\") + name() + from_ascii(": ");
pi.pain.text(x, y, label, labelFont);
x += mathed_string_width(labelFont, label);
// draw definition
definition_.draw(pi, x, y);
Dimension const & defDim = coords.getArrays().dim(&definition_);
y += max(fontDim.des, defDim.des);
// draw parameters
docstring str = from_ascii("#9");
int strw1 = mathed_string_width(labelFont, from_ascii("#9"));
int strw2 = mathed_string_width(labelFont, from_ascii(": "));
for (idx_type i = 0; i < nargs(); ++i) {
// position of label
Dimension const & cdim = coords.getArrays().dim(&cell(i));
x = expx + 2;
y += max(fontDim.asc, cdim.asc) + 1;
// draw label
str[1] = '1' + i;
pi.pain.text(x, y, str, labelFont);
x += strw1;
pi.pain.text(x, y, from_ascii(":"), labelFont);
x += strw2;
// draw paramter
cell(i).draw(pi, x, y);
// next line
y += max(fontDim.des, cdim.des);
}
pi.pain.rectangle(expx + 1, expy - dim.asc + 1, dim.wid - 3,
dim.height() - 2, Color_mathmacroframe);
drawMarkers2(pi, expx, expy);
} else {
bool drawBox = lyxrc.macro_edit_style == LyXRC::MACRO_EDIT_INLINE_BOX;
// warm up cells
for (size_t i = 0; i < nargs(); ++i)
cell(i).setXY(*pi.base.bv, x, y);
if (drawBox && editing_[pi.base.bv]) {
// draw header and rectangle around
FontInfo font = pi.base.font;
augmentFont(font, from_ascii("lyxtex"));
font.setSize(FONT_SIZE_TINY);
font.setColor(Color_mathmacrolabel);
Dimension namedim;
mathed_string_dim(font, name(), namedim);
pi.pain.fillRectangle(x, y - dim.asc, dim.wid, 1 + namedim.height() + 1, Color_mathmacrobg);
pi.pain.text(x + 1, y - dim.asc + namedim.asc + 2, name(), font);
expx += (dim.wid - expanded_.cell(0).dimension(*pi.base.bv).width()) / 2;
}
if (editing_[pi.base.bv]) {
pi.pain.enterMonochromeMode(Color_mathbg, Color_mathmacroblend);
expanded_.cell(0).draw(pi, expx, expy);
pi.pain.leaveMonochromeMode();
if (drawBox)
pi.pain.rectangle(x, y - dim.asc, dim.wid,
dim.height(), Color_mathmacroframe);
} else
expanded_.cell(0).draw(pi, expx, expy);
if (!drawBox)
drawMarkers(pi, x, y);
}
// edit mode changed?
if (editing_[pi.base.bv] != editMode(pi.base.bv))
pi.base.bv->cursor().screenUpdateFlags(Update::SinglePar);
}
void MathMacro::drawSelection(PainterInfo & pi, int x, int y) const
{
// We may have 0 arguments, but InsetMathNest requires at least one.
if (cells_.size() > 0)
InsetMathNest::drawSelection(pi, x, y);
}
void MathMacro::setDisplayMode(MathMacro::DisplayMode mode, int appetite)
{
if (displayMode_ != mode) {
// transfer name if changing from or to DISPLAY_UNFOLDED
if (mode == DISPLAY_UNFOLDED) {
cells_.resize(1);
asArray(name_, cell(0));
} else if (displayMode_ == DISPLAY_UNFOLDED) {
name_ = asString(cell(0));
cells_.resize(0);
}
displayMode_ = mode;
needsUpdate_ = true;
}
// the interactive init mode is non-greedy by default
if (appetite == -1)
appetite_ = (mode == DISPLAY_INTERACTIVE_INIT) ? 0 : 9;
else
appetite_ = size_t(appetite);
}
MathMacro::DisplayMode MathMacro::computeDisplayMode() const
{
if (nextFoldMode_ == true && macro_ && !macro_->locked())
return DISPLAY_NORMAL;
else
return DISPLAY_UNFOLDED;
}
bool MathMacro::validName() const
{
docstring n = name();
// empty name?
if (n.size() == 0)
return false;
// converting back and force doesn't swallow anything?
/*MathData ma;
asArray(n, ma);
if (asString(ma) != n)
return false;*/
// valid characters?
for (size_t i = 0; i<n.size(); ++i) {
if (!(n[i] >= 'a' && n[i] <= 'z')
&& !(n[i] >= 'A' && n[i] <= 'Z')
&& n[i] != '*')
return false;
}
return true;
}
void MathMacro::validate(LaTeXFeatures & features) const
{
if (!requires_.empty())
features.require(requires_);
if (name() == "binom")
features.require("binom");
// validate the cells and the definition
if (displayMode() == DISPLAY_NORMAL) {
definition_.validate(features);
InsetMathNest::validate(features);
}
}
void MathMacro::edit(Cursor & cur, bool front, EntryDirection entry_from)
{
cur.screenUpdateFlags(Update::SinglePar);
InsetMathNest::edit(cur, front, entry_from);
}
Inset * MathMacro::editXY(Cursor & cur, int x, int y)
{
// We may have 0 arguments, but InsetMathNest requires at least one.
if (nargs() > 0) {
cur.screenUpdateFlags(Update::SinglePar);
return InsetMathNest::editXY(cur, x, y);
} else
return this;
}
void MathMacro::removeArgument(Inset::pos_type pos) {
if (displayMode_ == DISPLAY_NORMAL) {
LASSERT(size_t(pos) < cells_.size(), /**/);
cells_.erase(cells_.begin() + pos);
if (size_t(pos) < attachedArgsNum_)
--attachedArgsNum_;
if (size_t(pos) < optionals_) {
--optionals_;
}
needsUpdate_ = true;
}
}
void MathMacro::insertArgument(Inset::pos_type pos) {
if (displayMode_ == DISPLAY_NORMAL) {
LASSERT(size_t(pos) <= cells_.size(), /**/);
cells_.insert(cells_.begin() + pos, MathData());
if (size_t(pos) < attachedArgsNum_)
++attachedArgsNum_;
if (size_t(pos) < optionals_)
++optionals_;
needsUpdate_ = true;
}
}
void MathMacro::detachArguments(vector<MathData> & args, bool strip)
{
LASSERT(displayMode_ == DISPLAY_NORMAL, /**/);
args = cells_;
// strip off empty cells, but not more than arity-attachedArgsNum_
if (strip) {
size_t i;
for (i = cells_.size(); i > attachedArgsNum_; --i)
if (!cell(i - 1).empty()) break;
args.resize(i);
}
attachedArgsNum_ = 0;
expanded_.cell(0) = MathData();
cells_.resize(0);
needsUpdate_ = true;
}
void MathMacro::attachArguments(vector<MathData> const & args, size_t arity, int optionals)
{
LASSERT(displayMode_ == DISPLAY_NORMAL, /**/);
cells_ = args;
attachedArgsNum_ = args.size();
cells_.resize(arity);
expanded_.cell(0) = MathData();
optionals_ = optionals;
needsUpdate_ = true;
}
bool MathMacro::idxFirst(Cursor & cur) const
{
cur.screenUpdateFlags(Update::SinglePar);
return InsetMathNest::idxFirst(cur);
}
bool MathMacro::idxLast(Cursor & cur) const
{
cur.screenUpdateFlags(Update::SinglePar);
return InsetMathNest::idxLast(cur);
}
bool MathMacro::notifyCursorLeaves(Cursor const & old, Cursor & cur)
{
if (displayMode_ == DISPLAY_UNFOLDED) {
docstring const & unfolded_name = name();
if (unfolded_name != name_) {
// The macro name was changed
Cursor inset_cursor = old;
int macroSlice = inset_cursor.find(this);
LASSERT(macroSlice != -1, /**/);
inset_cursor.cutOff(macroSlice);
inset_cursor.recordUndoInset();
inset_cursor.pop();
inset_cursor.cell().erase(inset_cursor.pos());
inset_cursor.cell().insert(inset_cursor.pos(),
createInsetMath(unfolded_name, cur.buffer()));
cur.resetAnchor();
cur.screenUpdateFlags(cur.result().screenUpdate() | Update::SinglePar);
return true;
}
}
cur.screenUpdateFlags(Update::Force);
return InsetMathNest::notifyCursorLeaves(old, cur);
}
void MathMacro::fold(Cursor & cur)
{
if (!nextFoldMode_) {
nextFoldMode_ = true;
cur.screenUpdateFlags(Update::SinglePar);
}
}
void MathMacro::unfold(Cursor & cur)
{
if (nextFoldMode_) {
nextFoldMode_ = false;
cur.screenUpdateFlags(Update::SinglePar);
}
}
bool MathMacro::folded() const
{
return nextFoldMode_;
}
void MathMacro::write(WriteStream & os) const
{
MathEnsurer ensurer(os, macro_ != 0, true);
// non-normal mode
if (displayMode_ != DISPLAY_NORMAL) {
os << "\\" << name();
if (name().size() != 1 || isAlphaASCII(name()[0]))
os.pendingSpace(true);
return;
}
// normal mode
LASSERT(macro_, /**/);
// optional arguments make macros fragile
if (optionals_ > 0 && os.fragile())
os << "\\protect";
os << "\\" << name();
bool first = true;
// Optional arguments:
// First find last non-empty optional argument
idx_type emptyOptFrom = 0;
idx_type i = 0;
for (; i < cells_.size() && i < optionals_; ++i) {
if (!cell(i).empty())
emptyOptFrom = i + 1;
}
// print out optionals
for (i=0; i < cells_.size() && i < emptyOptFrom; ++i) {
first = false;
os << "[" << cell(i) << "]";
}
// skip the tailing empty optionals
i = optionals_;
// Print remaining arguments
for (; i < cells_.size(); ++i) {
if (cell(i).size() == 1
&& cell(i)[0].nucleus()->asCharInset()
&& cell(i)[0].nucleus()->asCharInset()->getChar() < 0x80) {
if (first)
os << " ";
os << cell(i);
} else
os << "{" << cell(i) << "}";
first = false;
}
// add space if there was no argument
if (first)
os.pendingSpace(true);
}
void MathMacro::maple(MapleStream & os) const
{
lyx::maple(expanded_.cell(0), os);
}
void MathMacro::mathmlize(MathStream & os) const
{
MathData const & data = expanded_.cell(0);
if (data.empty()) {
// this means that we do not recognize the macro
throw MathExportException();
}
os << data;
}
void MathMacro::htmlize(HtmlStream & os) const
{
MathData const & data = expanded_.cell(0);
if (data.empty()) {
// this means that we do not recognize the macro
throw MathExportException();
}
os << data;
}
void MathMacro::octave(OctaveStream & os) const
{
lyx::octave(expanded_.cell(0), os);
}
void MathMacro::infoize(odocstream & os) const
{
os << "Macro: " << name();
}
void MathMacro::infoize2(odocstream & os) const
{
os << "Macro: " << name();
}
bool MathMacro::completionSupported(Cursor const & cur) const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::completionSupported(cur);
return lyxrc.completion_popup_math
&& displayMode() == DISPLAY_UNFOLDED
&& cur.bv().cursor().pos() == int(name().size());
}
bool MathMacro::inlineCompletionSupported(Cursor const & cur) const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::inlineCompletionSupported(cur);
return lyxrc.completion_inline_math
&& displayMode() == DISPLAY_UNFOLDED
&& cur.bv().cursor().pos() == int(name().size());
}
bool MathMacro::automaticInlineCompletion() const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::automaticInlineCompletion();
return lyxrc.completion_inline_math;
}
bool MathMacro::automaticPopupCompletion() const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::automaticPopupCompletion();
return lyxrc.completion_popup_math;
}
CompletionList const *
MathMacro::createCompletionList(Cursor const & cur) const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::createCompletionList(cur);
return new MathCompletionList(cur.bv().cursor());
}
docstring MathMacro::completionPrefix(Cursor const & cur) const
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::completionPrefix(cur);
if (!completionSupported(cur))
return docstring();
return "\\" + name();
}
bool MathMacro::insertCompletion(Cursor & cur, docstring const & s,
bool finished)
{
if (displayMode() != DISPLAY_UNFOLDED)
return InsetMathNest::insertCompletion(cur, s, finished);
if (!completionSupported(cur))
return false;
// append completion
docstring newName = name() + s;
asArray(newName, cell(0));
cur.bv().cursor().pos() = name().size();
cur.screenUpdateFlags(Update::SinglePar);
// finish macro
if (finished) {
cur.bv().cursor().pop();
++cur.bv().cursor().pos();
cur.screenUpdateFlags(Update::SinglePar);
}
return true;
}
void MathMacro::completionPosAndDim(Cursor const & cur, int & x, int & y,
Dimension & dim) const
{
if (displayMode() != DISPLAY_UNFOLDED)
InsetMathNest::completionPosAndDim(cur, x, y, dim);
// get inset dimensions
dim = cur.bv().coordCache().insets().dim(this);
// FIXME: these 3 are no accurate, but should depend on the font.
// Now the popup jumps down if you enter a char with descent > 0.
dim.des += 3;
dim.asc += 3;
// and position
Point xy
= cur.bv().coordCache().insets().xy(this);
x = xy.x_;
y = xy.y_;
}
} // namespace lyx