mirror of
https://git.lyx.org/repos/lyx.git
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6a35e705a4
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20070 a592a061-630c-0410-9148-cb99ea01b6c8
689 lines
16 KiB
C++
689 lines
16 KiB
C++
/**
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* \file InsetCollapsable.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Alejandro Aguilar Sierra
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* \author Jürgen Vigna
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* \author Lars Gullik Bjønnes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "InsetCollapsable.h"
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#include "Buffer.h"
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#include "BufferParams.h"
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#include "BufferView.h"
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#include "Cursor.h"
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#include "debug.h"
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#include "DispatchResult.h"
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#include "FloatList.h"
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#include "FuncStatus.h"
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#include "gettext.h"
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#include "Color.h"
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#include "LaTeXFeatures.h"
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#include "Lexer.h"
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#include "FuncRequest.h"
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#include "MetricsInfo.h"
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#include "frontends/FontMetrics.h"
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#include "frontends/Painter.h"
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namespace lyx {
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using std::endl;
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using std::string;
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using std::ostream;
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InsetCollapsable::CollapseStatus InsetCollapsable::status() const
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{
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return autoOpen_ ? Open : status_;
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}
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InsetCollapsable::Geometry InsetCollapsable::geometry() const
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{
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switch (decoration()) {
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case Classic:
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if (status() == Open) {
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if (openinlined_)
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return LeftButton;
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else
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return TopButton;
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} else
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return ButtonOnly;
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case Minimalistic:
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return status() == Open ? NoButton : ButtonOnly ;
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case Conglomerate:
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return status() == Open ? SubLabel : Corners ;
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}
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// dummy return value to shut down a warning,
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// this is dead code.
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return NoButton;
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}
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InsetCollapsable::InsetCollapsable
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(BufferParams const & bp, CollapseStatus status)
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: InsetText(bp), status_(status),
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openinlined_(false), autoOpen_(false), mouse_hover_(false)
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{
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setAutoBreakRows(true);
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setDrawFrame(true);
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setFrameColor(Color::collapsableframe);
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setButtonLabel();
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// Fallback for lacking inset layout item
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layout_.bgcolor = Color::background;
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}
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InsetCollapsable::InsetCollapsable(InsetCollapsable const & rhs)
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: InsetText(rhs),
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button_dim(rhs.button_dim),
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topx(rhs.topx),
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topbaseline(rhs.topbaseline),
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layout_(rhs.layout_),
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status_(rhs.status_),
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openinlined_(rhs.openinlined_),
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autoOpen_(rhs.autoOpen_),
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// the sole purpose of this copy constructor
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mouse_hover_(false)
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{
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}
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void InsetCollapsable::setLayout(BufferParams const & bp)
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{
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layout_ = getLayout(bp);
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}
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void InsetCollapsable::write(Buffer const & buf, ostream & os) const
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{
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os << "status ";
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switch (status_) {
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case Open:
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os << "open";
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break;
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case Collapsed:
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os << "collapsed";
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break;
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}
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os << "\n";
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text_.write(buf, os);
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}
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void InsetCollapsable::read(Buffer const & buf, Lexer & lex)
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{
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bool token_found = false;
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if (lex.isOK()) {
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lex.next();
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string const token = lex.getString();
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if (token == "status") {
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lex.next();
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string const tmp_token = lex.getString();
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if (tmp_token == "collapsed") {
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status_ = Collapsed;
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token_found = true;
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} else if (tmp_token == "open") {
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status_ = Open;
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token_found = true;
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} else {
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lyxerr << "InsetCollapsable::read: Missing status!"
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<< endl;
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// Take countermeasures
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lex.pushToken(token);
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}
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} else {
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lyxerr << "InsetCollapsable::read: Missing 'status'-tag!"
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<< endl;
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// take countermeasures
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lex.pushToken(token);
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}
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}
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InsetText::read(buf, lex);
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if (!token_found)
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status_ = isOpen() ? Open : Collapsed;
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setButtonLabel();
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}
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Dimension InsetCollapsable::dimensionCollapsed() const
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{
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Dimension dim;
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theFontMetrics(layout_.labelfont).buttonText(
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layout_.labelstring, dim.wid, dim.asc, dim.des);
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return dim;
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}
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bool InsetCollapsable::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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using std::max;
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autoOpen_ = mi.base.bv->cursor().isInside(this);
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mi.base.textwidth -= int(1.5 * TEXT_TO_INSET_OFFSET);
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switch (geometry()) {
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case NoButton:
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InsetText::metrics(mi, dim);
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break;
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case Corners:
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InsetText::metrics(mi, dim);
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dim.des -= 3;
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dim.asc -= 3;
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break;
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case SubLabel: {
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InsetText::metrics(mi, dim);
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// consider width of the inset label
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Font font(layout_.labelfont);
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font.realize(Font(Font::ALL_SANE));
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font.decSize();
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font.decSize();
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int w = 0;
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int a = 0;
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int d = 0;
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docstring s = layout_.labelstring;
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theFontMetrics(font).rectText(s, w, a, d);
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dim.wid = max(dim.wid, w);
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dim.des += ascent();
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break;
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}
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case TopButton:
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case LeftButton:
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case ButtonOnly:
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dim = dimensionCollapsed();
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if (geometry() == TopButton
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|| geometry() == LeftButton) {
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Dimension textdim;
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InsetText::metrics(mi, textdim);
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openinlined_ = (textdim.wid + dim.wid) < mi.base.textwidth;
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if (openinlined_) {
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// Correct for button width.
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dim.wid += textdim.wid;
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dim.des = max(dim.des - textdim.asc + dim.asc, textdim.des);
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dim.asc = textdim.asc;
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} else {
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dim.des += textdim.height() + TEXT_TO_BOTTOM_OFFSET;
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dim.wid = max(dim.wid, textdim.wid);
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if (hasFixedWidth())
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dim.wid = max(dim.wid, mi.base.textwidth);
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}
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}
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break;
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}
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dim.asc += TEXT_TO_INSET_OFFSET;
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dim.des += TEXT_TO_INSET_OFFSET;
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dim.wid += int(1.5 * TEXT_TO_INSET_OFFSET);
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mi.base.textwidth += int(1.5 * TEXT_TO_INSET_OFFSET);
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bool const changed = dim_ != dim;
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dim_ = dim;
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return changed;
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}
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bool InsetCollapsable::setMouseHover(bool mouse_hover)
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{
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mouse_hover_ = mouse_hover;
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return true;
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}
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void InsetCollapsable::draw(PainterInfo & pi, int x, int y) const
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{
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autoOpen_ = pi.base.bv->cursor().isInside(this);
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int const old_color = pi.background_color;
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pi.background_color = backgroundColor();
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int const xx = x + TEXT_TO_INSET_OFFSET;
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// Draw button first -- top, left or only
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Dimension dimc = dimensionCollapsed();
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int const top = y - ascent() + TEXT_TO_INSET_OFFSET;
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if (geometry() == TopButton ||
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geometry() == LeftButton ||
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geometry() == ButtonOnly) {
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button_dim.x1 = xx + 0;
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button_dim.x2 = xx + dimc.width();
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button_dim.y1 = top;
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button_dim.y2 = top + dimc.height();
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pi.pain.buttonText(xx, top + dimc.asc, layout_.labelstring, layout_.labelfont, mouse_hover_);
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} else {
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button_dim.x1 = 0;
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button_dim.y1 = 0;
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button_dim.x2 = 0;
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button_dim.y2 = 0;
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}
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int textx, texty;
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switch (geometry()) {
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case LeftButton:
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textx = xx + dimc.width();
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texty = top;
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InsetText::draw(pi, textx, texty);
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break;
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case TopButton:
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textx = xx;
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texty = top + dimc.height();
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InsetText::draw(pi, textx, texty);
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break;
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case ButtonOnly:
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break;
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case NoButton:
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textx = xx;
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texty = y;
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InsetText::draw(pi, textx, texty);
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break;
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case SubLabel:
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case Corners:
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textx = xx;
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texty = y;
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const_cast<InsetCollapsable *>(this)->setDrawFrame(false);
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InsetText::draw(pi, textx, texty);
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const_cast<InsetCollapsable *>(this)->setDrawFrame(true);
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int desc = InsetText::descent();
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if (geometry() == SubLabel)
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desc -= ascent();
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else
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desc -= 3;
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const int xx1 = xx + border_ - 1;
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const int xx2 = x + dim_.wid - border_
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- TEXT_TO_INSET_OFFSET + 1;
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pi.pain.line(xx1, y + desc - 4,
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xx1, y + desc,
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layout_.labelfont.color());
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if (internalStatus() == Open)
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pi.pain.line(xx1, y + desc,
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xx2, y + desc,
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layout_.labelfont.color());
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else {
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// Make status_ value visible:
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pi.pain.line(xx1, y + desc,
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xx1 + 4, y + desc,
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layout_.labelfont.color());
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pi.pain.line(xx2 - 4, y + desc,
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xx2, y + desc,
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layout_.labelfont.color());
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}
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pi.pain.line(x + dim_.wid - 3, y + desc, x + dim_.wid - 3, y + desc - 4,
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layout_.labelfont.color());
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// the label below the text. Can be toggled.
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if (geometry() == SubLabel) {
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Font font(layout_.labelfont);
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font.realize(Font(Font::ALL_SANE));
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font.decSize();
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font.decSize();
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int w = 0;
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int a = 0;
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int d = 0;
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// FIXME UNICODE
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docstring s = layout_.labelstring;
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theFontMetrics(font).rectText(s, w, a, d);
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pi.pain.rectText(x + (dim_.wid - w) / 2, y + desc + a,
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s, font, Color::none, Color::none);
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}
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// a visual clue when the cursor is inside the inset
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Cursor & cur = pi.base.bv->cursor();
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if (cur.isInside(this)) {
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y -= ascent();
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y += 3;
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pi.pain.line(xx1, y + 4, xx1, y, layout_.labelfont.color());
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pi.pain.line(xx1 + 4, y, xx1, y, layout_.labelfont.color());
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pi.pain.line(xx2, y + 4, x + dim_.wid - 3, y,
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layout_.labelfont.color());
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pi.pain.line(xx2 - 4, y, xx2, y,
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layout_.labelfont.color());
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}
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break;
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}
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setPosCache(pi, x, y);
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pi.background_color = old_color;
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}
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void InsetCollapsable::drawSelection(PainterInfo & pi, int x, int y) const
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{
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x += TEXT_TO_INSET_OFFSET;
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switch (geometry()) {
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case LeftButton:
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x += dimensionCollapsed().wid;
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InsetText::drawSelection(pi, x, y);
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break;
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case TopButton:
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y += dimensionCollapsed().des;
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InsetText::drawSelection(pi, x, y);
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break;
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case ButtonOnly:
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break;
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case NoButton:
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case SubLabel:
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case Corners:
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InsetText::drawSelection(pi, x, y);
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break;
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}
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}
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void InsetCollapsable::cursorPos(BufferView const & bv,
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CursorSlice const & sl, bool boundary, int & x, int & y) const
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{
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BOOST_ASSERT(geometry() != ButtonOnly);
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InsetText::cursorPos(bv, sl, boundary, x, y);
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switch (geometry()) {
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case LeftButton:
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x += dimensionCollapsed().wid;
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break;
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case TopButton: {
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TextMetrics const & tm = bv.textMetrics(&text_);
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y += dimensionCollapsed().height() - ascent()
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+ TEXT_TO_INSET_OFFSET + tm.ascent();
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break;
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}
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case NoButton:
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case SubLabel:
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case Corners:
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// Do nothing
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break;
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case ButtonOnly:
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// Cannot get here
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break;
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}
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x += TEXT_TO_INSET_OFFSET;
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}
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Inset::EDITABLE InsetCollapsable::editable() const
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{
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return geometry() != ButtonOnly? HIGHLY_EDITABLE : IS_EDITABLE;
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}
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bool InsetCollapsable::descendable() const
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{
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return geometry() != ButtonOnly;
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}
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bool InsetCollapsable::hitButton(FuncRequest const & cmd) const
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{
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return button_dim.contains(cmd.x, cmd.y);
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}
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docstring const InsetCollapsable::getNewLabel(docstring const & l) const
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{
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docstring label;
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pos_type const max_length = 15;
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pos_type const p_siz = paragraphs().begin()->size();
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pos_type const n = std::min(max_length, p_siz);
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pos_type i = 0;
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pos_type j = 0;
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for (; i < n && j < p_siz; ++j) {
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if (paragraphs().begin()->isInset(j))
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continue;
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label += paragraphs().begin()->getChar(j);
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++i;
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}
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if (paragraphs().size() > 1 || (i > 0 && j < p_siz)) {
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label += "...";
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}
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return label.empty() ? l : label;
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}
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void InsetCollapsable::edit(Cursor & cur, bool left)
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{
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//lyxerr << "InsetCollapsable: edit left/right" << endl;
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cur.push(*this);
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InsetText::edit(cur, left);
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}
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Inset * InsetCollapsable::editXY(Cursor & cur, int x, int y)
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{
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//lyxerr << "InsetCollapsable: edit xy" << endl;
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if (geometry() == ButtonOnly
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|| (button_dim.contains(x, y)
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&& geometry() != NoButton))
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return this;
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cur.push(*this);
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return InsetText::editXY(cur, x, y);
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}
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void InsetCollapsable::doDispatch(Cursor & cur, FuncRequest & cmd)
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{
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//lyxerr << "InsetCollapsable::doDispatch (begin): cmd: " << cmd
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// << " cur: " << cur << " bvcur: " << cur.bv().cursor() << endl;
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switch (cmd.action) {
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case LFUN_MOUSE_PRESS:
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if (cmd.button() == mouse_button::button1
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&& hitButton(cmd)
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&& geometry() != NoButton) {
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// reset selection if necessary (see bug 3060)
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if (cur.selection())
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cur.bv().cursor().clearSelection();
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else
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cur.noUpdate();
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cur.dispatched();
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break;
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}
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if (geometry() == NoButton)
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InsetText::doDispatch(cur, cmd);
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else if (geometry() != ButtonOnly
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&& !hitButton(cmd))
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InsetText::doDispatch(cur, cmd);
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else
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cur.undispatched();
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break;
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case LFUN_MOUSE_MOTION:
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case LFUN_MOUSE_DOUBLE:
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case LFUN_MOUSE_TRIPLE:
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if (geometry() == NoButton)
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InsetText::doDispatch(cur, cmd);
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else if (geometry() != ButtonOnly
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&& !hitButton(cmd))
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InsetText::doDispatch(cur, cmd);
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else
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cur.undispatched();
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break;
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case LFUN_MOUSE_RELEASE:
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if (cmd.button() == mouse_button::button3) {
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// There is no button to right click:
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if (geometry() == Corners ||
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geometry() == SubLabel ||
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geometry() == NoButton) {
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if (internalStatus() == Open)
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setStatus(cur, Collapsed);
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else
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setStatus(cur, Open);
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break;
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} else {
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// Open the Inset
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// configuration dialog
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showInsetDialog(&cur.bv());
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break;
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}
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}
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if (geometry() == NoButton) {
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// The mouse click has to be within the inset!
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InsetText::doDispatch(cur, cmd);
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break;
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}
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if (cmd.button() == mouse_button::button1 && hitButton(cmd)) {
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// if we are selecting, we do not want to
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// toggle the inset.
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if (cur.selection())
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break;
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// Left button is clicked, the user asks to
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// toggle the inset visual state.
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cur.dispatched();
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cur.updateFlags(Update::Force | Update::FitCursor);
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if (geometry() == ButtonOnly) {
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setStatus(cur, Open);
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edit(cur, true);
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}
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else {
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setStatus(cur, Collapsed);
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}
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cur.bv().cursor() = cur;
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break;
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}
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// The mouse click is within the opened inset.
|
|
if (geometry() == TopButton
|
|
|| geometry() == LeftButton)
|
|
InsetText::doDispatch(cur, cmd);
|
|
break;
|
|
|
|
case LFUN_INSET_TOGGLE:
|
|
if (cmd.argument() == "open")
|
|
setStatus(cur, Open);
|
|
else if (cmd.argument() == "close")
|
|
setStatus(cur, Collapsed);
|
|
else if (cmd.argument() == "toggle" || cmd.argument().empty())
|
|
if (internalStatus() == Open) {
|
|
setStatus(cur, Collapsed);
|
|
if (geometry() == ButtonOnly)
|
|
cur.top().forwardPos();
|
|
} else
|
|
setStatus(cur, Open);
|
|
else // if assign or anything else
|
|
cur.undispatched();
|
|
cur.dispatched();
|
|
break;
|
|
|
|
default:
|
|
InsetText::doDispatch(cur, cmd);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
bool InsetCollapsable::getStatus(Cursor & cur, FuncRequest const & cmd,
|
|
FuncStatus & flag) const
|
|
{
|
|
switch (cmd.action) {
|
|
|
|
case LFUN_INSET_TOGGLE:
|
|
if (cmd.argument() == "open" || cmd.argument() == "close" ||
|
|
cmd.argument() == "toggle")
|
|
flag.enabled(true);
|
|
else
|
|
flag.enabled(false);
|
|
return true;
|
|
|
|
default:
|
|
return InsetText::getStatus(cur, cmd, flag);
|
|
}
|
|
}
|
|
|
|
|
|
void InsetCollapsable::setLabel(docstring const & l)
|
|
{
|
|
layout_.labelstring = l;
|
|
}
|
|
|
|
|
|
void InsetCollapsable::setStatus(Cursor & cur, CollapseStatus status)
|
|
{
|
|
status_ = status;
|
|
setButtonLabel();
|
|
if (status_ == Collapsed)
|
|
cur.leaveInset(*this);
|
|
}
|
|
|
|
|
|
void InsetCollapsable::setLabelFont(Font const & font)
|
|
{
|
|
layout_.labelfont = font;
|
|
}
|
|
|
|
docstring InsetCollapsable::floatName(string const & type, BufferParams const & bp) const
|
|
{
|
|
FloatList const & floats = bp.getTextClass().floats();
|
|
FloatList::const_iterator it = floats[type];
|
|
// FIXME UNICODE
|
|
return (it == floats.end()) ? from_ascii(type) : bp.B_(it->second.name());
|
|
}
|
|
|
|
|
|
InsetCollapsable::Decoration InsetCollapsable::decoration() const
|
|
{
|
|
if (layout_.decoration == "classic")
|
|
return Classic;
|
|
if (layout_.decoration == "minimalistic")
|
|
return Minimalistic;
|
|
if (layout_.decoration == "conglomerate")
|
|
return Conglomerate;
|
|
if (name() == from_ascii("CharStyle"))
|
|
return Conglomerate;
|
|
return Classic;
|
|
}
|
|
|
|
|
|
int InsetCollapsable::latex(Buffer const & buf, odocstream & os,
|
|
OutputParams const & runparams) const
|
|
{
|
|
// This implements the standard way of handling the LaTeX output of
|
|
// a collapsable inset, either a command or an environment. Standard
|
|
// collapsable insets should not redefine this, non-standard ones may
|
|
// call this.
|
|
if (!layout_.latexname.empty()) {
|
|
if (layout_.latextype == "command") {
|
|
// FIXME UNICODE
|
|
os << '\\' << from_utf8(layout_.latexname);
|
|
if (!layout_.latexparam.empty())
|
|
os << from_utf8(layout_.latexparam);
|
|
os << '{';
|
|
} else if (layout_.latextype == "environment") {
|
|
os << "%\n\\begin{" << from_utf8(layout_.latexname) << "}\n";
|
|
if (!layout_.latexparam.empty())
|
|
os << from_utf8(layout_.latexparam);
|
|
}
|
|
}
|
|
int i = InsetText::latex(buf, os, runparams);
|
|
if (!layout_.latexname.empty())
|
|
if (layout_.latextype == "command") {
|
|
os << "}";
|
|
} else if (layout_.latextype == "environment") {
|
|
os << "\n\\end{" << from_utf8(layout_.latexname) << "}\n";
|
|
i += 4;
|
|
}
|
|
return i;
|
|
}
|
|
|
|
|
|
void InsetCollapsable::validate(LaTeXFeatures & features) const
|
|
{
|
|
// Force inclusion of preamble snippet in layout file
|
|
features.addPreambleSnippet(layout_.preamble);
|
|
InsetText::validate(features);
|
|
}
|
|
|
|
|
|
} // namespace lyx
|