mirror of
https://git.lyx.org/repos/lyx.git
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0233b6753d
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2649 a592a061-630c-0410-9148-cb99ea01b6c8
653 lines
14 KiB
C
653 lines
14 KiB
C
/* This file is part of
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* ======================================================
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*
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* LyX, The Document Processor
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*
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* Copyright 1998-2001 The LyX Team.
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*
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* ======================================================
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*/
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#include <config.h>
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "insetcollapsable.h"
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#include "gettext.h"
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#include "lyxfont.h"
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#include "BufferView.h"
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#include "Painter.h"
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#include "insets/insettext.h"
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#include "support/LOstream.h"
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#include "support/lstrings.h"
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#include "debug.h"
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#include "lyxtext.h"
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#include "font.h"
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#include "lyxlex.h"
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class LyXText;
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using std::ostream;
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using std::endl;
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using std::max;
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InsetCollapsable::InsetCollapsable(bool collapsed)
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: UpdatableInset(), collapsed_(collapsed),
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button_length(0), button_top_y(0), button_bottom_y(0),
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need_update(NONE), label("Label"),
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#if 0
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autocollapse(false),
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#endif
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oldWidth(0), in_update(false)
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{
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inset.setOwner(this);
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inset.setAutoBreakRows(true);
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inset.setDrawFrame(0, InsetText::ALWAYS);
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inset.setFrameColor(0, LColor::collapsableframe);
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setInsetName("Collapsable");
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}
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InsetCollapsable::InsetCollapsable(InsetCollapsable const & in, bool same_id)
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: UpdatableInset(in, same_id), collapsed_(in.collapsed_),
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framecolor(in.framecolor), labelfont(in.labelfont),
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button_length(0), button_top_y(0), button_bottom_y(0),
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need_update(NONE), label(in.label),
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#if 0
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autocollapse(in.autocollapse),
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#endif
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oldWidth(0), in_update(false)
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{
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inset.init(&(in.inset), same_id);
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inset.setOwner(this);
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}
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bool InsetCollapsable::insertInset(BufferView * bv, Inset * in)
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{
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if (!insetAllowed(in->lyxCode())) {
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lyxerr << "InsetCollapsable::InsertInset: "
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"Unable to insert inset." << endl;
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return false;
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}
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return inset.insertInset(bv, in);
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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 << "collapsed " << tostr(collapsed_) << "\n";
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inset.writeParagraphData(buf, os);
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}
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void InsetCollapsable::read(Buffer const * buf, LyXLex & lex)
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{
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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 == "collapsed") {
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lex.next();
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collapsed_ = lex.getBool();
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} else {
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lyxerr << "InsetCollapsable::Read: Missing collapsed!"
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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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inset.read(buf, lex);
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}
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int InsetCollapsable::ascent_collapsed() const
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{
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int width = 0;
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int ascent = 0;
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int descent = 0;
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lyxfont::buttonText(label, labelfont, width, ascent, descent);
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return ascent;
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}
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int InsetCollapsable::descent_collapsed() const
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{
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int width = 0;
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int ascent = 0;
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int descent = 0;
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lyxfont::buttonText(label, labelfont, width, ascent, descent);
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return descent;
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}
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//int InsetCollapsable::width_collapsed(Painter & pain) const
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int InsetCollapsable::width_collapsed() const
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{
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int width;
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int ascent;
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int descent;
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lyxfont::buttonText(label, labelfont, width, ascent, descent);
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return width + (2*TEXT_TO_INSET_OFFSET);
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}
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int InsetCollapsable::ascent(BufferView * /*bv*/, LyXFont const &) const
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{
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return ascent_collapsed();
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}
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int InsetCollapsable::descent(BufferView * bv, LyXFont const & font) const
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{
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if (collapsed_)
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return descent_collapsed();
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return descent_collapsed()
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+ inset.descent(bv, font)
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+ inset.ascent(bv, font)
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+ TEXT_TO_BOTTOM_OFFSET;
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}
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int InsetCollapsable::width(BufferView * bv, LyXFont const & font) const
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{
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if (collapsed_)
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return width_collapsed();
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int widthCollapsed = width_collapsed();
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return (inset.width(bv, font) > widthCollapsed) ?
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inset.width(bv, font) : widthCollapsed;
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}
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void InsetCollapsable::draw_collapsed(Painter & pain,
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int baseline, float & x) const
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{
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pain.buttonText(int(x) + TEXT_TO_INSET_OFFSET,
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baseline, label, labelfont);
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x += width_collapsed();
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}
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void InsetCollapsable::draw(BufferView * bv, LyXFont const & f,
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int baseline, float & x, bool cleared) const
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{
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if (need_update != NONE) {
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const_cast<InsetText *>(&inset)->update(bv, f, true);
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bv->text->status(bv, LyXText::CHANGED_IN_DRAW);
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need_update = NONE;
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return;
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}
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if (nodraw())
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return;
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Painter & pain = bv->painter();
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button_length = width_collapsed();
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button_top_y = -ascent(bv, f);
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button_bottom_y = -ascent(bv, f) + ascent_collapsed() +
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descent_collapsed();
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if (!isOpen()) {
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draw_collapsed(pain, baseline, x);
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x += TEXT_TO_INSET_OFFSET;
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return;
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}
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float old_x = x;
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if (!owner())
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x += static_cast<float>(scroll());
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if (!cleared && (inset.need_update == InsetText::FULL ||
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inset.need_update == InsetText::INIT ||
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top_x != int(x) ||
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top_baseline != baseline))
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{
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// we don't need anymore to clear here we just have to tell
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// the underlying LyXText that it should do the RowClear!
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inset.setUpdateStatus(bv, InsetText::FULL);
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bv->text->status(bv, LyXText::CHANGED_IN_DRAW);
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return;
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}
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top_x = int(x);
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topx_set = true;
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top_baseline = baseline;
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int const bl = baseline - ascent(bv, f) + ascent_collapsed();
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draw_collapsed(pain, bl, old_x);
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inset.draw(bv, f,
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bl + descent_collapsed() + inset.ascent(bv, f),
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x, cleared);
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if (x < (top_x + button_length + TEXT_TO_INSET_OFFSET))
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x = top_x + button_length + TEXT_TO_INSET_OFFSET;
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}
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void InsetCollapsable::edit(BufferView * bv, int xp, int yp,
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unsigned int button)
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{
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UpdatableInset::edit(bv, xp, yp, button);
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if (collapsed_) {
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collapsed_ = false;
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// set this only here as it should be recollapsed only if
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// it was already collapsed!
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first_after_edit = true;
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if (!bv->lockInset(this))
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return;
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bv->updateInset(this, true);
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inset.edit(bv);
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} else {
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if (!bv->lockInset(this))
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return;
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if (yp <= button_bottom_y) {
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inset.edit(bv);
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} else {
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LyXFont font(LyXFont::ALL_SANE);
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int yy = ascent(bv, font) + yp -
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(ascent_collapsed() +
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descent_collapsed() +
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inset.ascent(bv, font));
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inset.edit(bv, xp, yy, button);
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}
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}
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}
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void InsetCollapsable::edit(BufferView * bv, bool front)
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{
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UpdatableInset::edit(bv, front);
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if (collapsed_) {
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collapsed_ = false;
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if (!bv->lockInset(this))
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return;
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inset.setUpdateStatus(bv, InsetText::FULL);
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bv->updateInset(this, true);
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inset.edit(bv, front);
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} else {
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if (!bv->lockInset(this))
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return;
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inset.edit(bv, front);
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}
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first_after_edit = true;
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}
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Inset::EDITABLE InsetCollapsable::editable() const
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{
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if (collapsed_)
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return IS_EDITABLE;
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return HIGHLY_EDITABLE;
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}
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void InsetCollapsable::insetUnlock(BufferView * bv)
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{
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#if 0
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if (autocollapse) {
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if (change_label_with_text) {
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draw_label = get_new_label();
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} else {
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draw_label = label;
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}
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collapsed_ = true;
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}
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#endif
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inset.insetUnlock(bv);
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if (scroll())
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scroll(bv, 0.0F);
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bv->updateInset(this, false);
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}
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void InsetCollapsable::insetButtonPress(BufferView * bv,
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int x, int y, int button)
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{
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if (!collapsed_ && (y > button_bottom_y)) {
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LyXFont font(LyXFont::ALL_SANE);
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int yy = ascent(bv, font) + y -
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(ascent_collapsed() +
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descent_collapsed() +
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inset.ascent(bv, font));
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inset.insetButtonPress(bv, x, yy, button);
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}
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}
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void InsetCollapsable::insetButtonRelease(BufferView * bv,
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int x, int y, int button)
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{
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if ((x >= 0) && (x < button_length) &&
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(y >= button_top_y) && (y <= button_bottom_y))
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{
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if (collapsed_) {
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collapsed_ = false;
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// should not be called on inset open!
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// inset.insetButtonRelease(bv, 0, 0, button);
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inset.setUpdateStatus(bv, InsetText::FULL);
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bv->updateInset(this, true);
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} else {
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collapsed_ = true;
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bv->unlockInset(this);
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bv->updateInset(this, true);
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}
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} else if (!collapsed_ && (y > button_bottom_y)) {
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LyXFont font(LyXFont::ALL_SANE);
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int yy = ascent(bv, font) + y -
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(ascent_collapsed() +
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descent_collapsed() +
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inset.ascent(bv, font));
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inset.insetButtonRelease(bv, x, yy, button);
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}
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}
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void InsetCollapsable::insetMotionNotify(BufferView * bv,
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int x, int y, int state)
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{
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if (y > button_bottom_y) {
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LyXFont font(LyXFont::ALL_SANE);
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int yy = ascent(bv, font) + y -
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(ascent_collapsed() +
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descent_collapsed() +
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inset.ascent(bv, font));
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inset.insetMotionNotify(bv, x, yy, state);
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}
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}
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void InsetCollapsable::insetKeyPress(XKeyEvent * xke)
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{
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inset.insetKeyPress(xke);
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}
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int InsetCollapsable::latex(Buffer const * buf, ostream & os,
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bool fragile, bool free_spc) const
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{
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return inset.latex(buf, os, fragile, free_spc);
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}
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int InsetCollapsable::getMaxWidth(BufferView * bv,
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UpdatableInset const * in) const
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{
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#if 0
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int const w = UpdatableInset::getMaxWidth(bv, in);
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if (w < 0) {
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// What does a negative max width signify? (Lgb)
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// Use the max width of the draw-area (Jug)
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return w;
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}
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// should be at least 30 pixels !!!
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return max(30, w - width_collapsed());
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#else
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return UpdatableInset::getMaxWidth(bv, in);
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#endif
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}
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void InsetCollapsable::update(BufferView * bv, LyXFont const & font,
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bool reinit)
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{
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if (in_update) {
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if (reinit && owner()) {
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owner()->update(bv, font, true);
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}
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return;
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}
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in_update = true;
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inset.update(bv, font, reinit);
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if (reinit && owner()) {
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owner()->update(bv, font, true);
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}
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in_update = false;
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}
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UpdatableInset::RESULT
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InsetCollapsable::localDispatch(BufferView * bv, kb_action action,
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string const & arg)
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{
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UpdatableInset::RESULT result = inset.localDispatch(bv, action, arg);
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if (result >= FINISHED)
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bv->unlockInset(this);
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first_after_edit = false;
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return result;
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}
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bool InsetCollapsable::lockInsetInInset(BufferView * bv, UpdatableInset * in)
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{
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if (&inset == in)
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return true;
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return inset.lockInsetInInset(bv, in);
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}
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bool InsetCollapsable::unlockInsetInInset(BufferView * bv, UpdatableInset * in,
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bool lr)
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{
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if (&inset == in) {
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bv->unlockInset(this);
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return true;
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}
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return inset.unlockInsetInInset(bv, in, lr);
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}
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bool InsetCollapsable::updateInsetInInset(BufferView * bv, Inset *in)
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{
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if (&inset == in)
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return true;
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return inset.updateInsetInInset(bv, in);
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}
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unsigned int InsetCollapsable::insetInInsetY()
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{
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return inset.insetInInsetY() - (top_baseline - inset.y());
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}
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void InsetCollapsable::validate(LaTeXFeatures & features) const
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{
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inset.validate(features);
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}
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void InsetCollapsable::getCursorPos(BufferView * bv, int & x, int & y) const
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{
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inset.getCursorPos(bv, x , y);
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}
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void InsetCollapsable::toggleInsetCursor(BufferView * bv)
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{
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inset.toggleInsetCursor(bv);
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}
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void InsetCollapsable::showInsetCursor(BufferView * bv, bool show)
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{
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inset.showInsetCursor(bv, show);
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}
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void InsetCollapsable::hideInsetCursor(BufferView * bv)
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{
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inset.hideInsetCursor(bv);
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}
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UpdatableInset * InsetCollapsable::getLockingInset() const
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{
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UpdatableInset * in = inset.getLockingInset();
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if (const_cast<InsetText *>(&inset) == in)
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return const_cast<InsetCollapsable *>(this);
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return in;
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}
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UpdatableInset * InsetCollapsable::getFirstLockingInsetOfType(Inset::Code c)
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{
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if (c == lyxCode())
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return this;
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return inset.getFirstLockingInsetOfType(c);
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}
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void InsetCollapsable::setFont(BufferView * bv, LyXFont const & font,
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bool toggleall, bool selectall)
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{
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inset.setFont(bv, font, toggleall, selectall);
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}
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bool InsetCollapsable::doClearArea() const
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{
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return inset.doClearArea();
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}
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LyXText * InsetCollapsable::getLyXText(BufferView const * bv,
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bool const recursive) const
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{
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return inset.getLyXText(bv, recursive);
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}
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void InsetCollapsable::deleteLyXText(BufferView * bv, bool recursive) const
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{
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inset.deleteLyXText(bv, recursive);
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}
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void InsetCollapsable::resizeLyXText(BufferView * bv, bool force) const
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{
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inset.resizeLyXText(bv, force);
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LyXFont font(LyXFont::ALL_SANE);
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oldWidth = width(bv, font);
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}
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std::vector<string> const InsetCollapsable::getLabelList() const
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{
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return inset.getLabelList();
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}
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bool InsetCollapsable::nodraw() const
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{
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return inset.nodraw();
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}
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int InsetCollapsable::scroll(bool recursive) const
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{
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int sx = UpdatableInset::scroll(false);
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if (recursive)
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sx += inset.scroll(recursive);
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return sx;
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}
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Paragraph * InsetCollapsable::getParFromID(int id) const
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{
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lyxerr[Debug::INFO] << "Looking for paragraph " << id << endl;
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return inset.getParFromID(id);
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}
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Paragraph * InsetCollapsable::firstParagraph() const
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{
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return inset.firstParagraph();
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}
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Paragraph * InsetCollapsable::getFirstParagraph(int i) const
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{
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return inset.getFirstParagraph(i);
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}
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LyXCursor const & InsetCollapsable::cursor(BufferView * bv) const
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{
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return inset.cursor(bv);
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}
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Inset * InsetCollapsable::getInsetFromID(int id_arg) const
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{
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if (id_arg == id())
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return const_cast<InsetCollapsable *>(this);
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return inset.getInsetFromID(id_arg);
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}
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void InsetCollapsable::open(BufferView * bv)
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{
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if (!collapsed_) return;
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collapsed_ = false;
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bv->updateInset(this, true);
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}
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void InsetCollapsable::close(BufferView * bv) const
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{
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if (collapsed_)
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return;
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collapsed_ = true;
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bv->updateInset(const_cast<InsetCollapsable *>(this), true);
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}
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void InsetCollapsable::setLabel(string const & l) const
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{
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label = l;
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}
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bool InsetCollapsable::searchForward(BufferView * bv, string const & str,
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bool const & cs, bool const & mw)
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{
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bool found = inset.searchForward(bv, str, cs, mw);
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if (first_after_edit && !found)
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close(bv);
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first_after_edit = false;
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return found;
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}
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bool InsetCollapsable::searchBackward(BufferView * bv, string const & str,
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bool const & cs, bool const & mw)
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{
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bool found = inset.searchBackward(bv, str, cs, mw);
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if (first_after_edit && !found)
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close(bv);
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first_after_edit = false;
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return found;
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}
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string const InsetCollapsable::selectNextWord(BufferView * bv, float & value) const
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{
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string str = inset.selectNextWord(bv, value);
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if (first_after_edit && str.empty())
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close(bv);
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first_after_edit = false;
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return str;
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}
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