lyx_mirror/src/insets/insetcollapsable.C
André Pönitz 285952e130 IU of drawing phase one without 'semantic changes' as requested by John
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7079 a592a061-630c-0410-9148-cb99ea01b6c8
2003-06-02 10:03:27 +00:00

621 lines
13 KiB
C

/**
* \file insetcollapsable.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Alejandro Aguilar Sierra
* \author Jürgen Vigna
* \author Lars Gullik Bjønnes
*
* Full author contact details are available in file CREDITS
*/
#include <config.h>
#include "insetcollapsable.h"
#include "insettext.h"
#include "BufferView.h"
#include "debug.h"
#include "dimension.h"
#include "gettext.h"
#include "lyxfont.h"
#include "lyxlex.h"
#include "lyxtext.h"
#include "WordLangTuple.h"
#include "funcrequest.h"
#include "buffer.h"
#include "metricsinfo.h"
#include "frontends/font_metrics.h"
#include "frontends/Painter.h"
#include "frontends/LyXView.h"
#include "support/LAssert.h"
#include "support/LOstream.h"
using std::vector;
using std::ostream;
using std::endl;
using std::max;
InsetCollapsable::InsetCollapsable(BufferParams const & bp, bool collapsed)
: UpdatableInset(), collapsed_(collapsed), inset(bp),
button_length(0), button_top_y(0), button_bottom_y(0),
label("Label"),
#if 0
autocollapse(false),
#endif
oldWidth(0), in_update(false), first_after_edit(false)
{
inset.setOwner(this);
inset.setAutoBreakRows(true);
inset.setDrawFrame(0, InsetText::ALWAYS);
inset.setFrameColor(0, LColor::collapsableframe);
setInsetName("Collapsable");
}
InsetCollapsable::InsetCollapsable(InsetCollapsable const & in)
: UpdatableInset(in), collapsed_(in.collapsed_),
framecolor(in.framecolor), labelfont(in.labelfont), inset(in.inset),
button_length(0), button_top_y(0), button_bottom_y(0),
label(in.label),
#if 0
autocollapse(in.autocollapse),
#endif
oldWidth(0), in_update(false), first_after_edit(false)
{
inset.init(&(in.inset));
inset.setOwner(this);
}
bool InsetCollapsable::insertInset(BufferView * bv, Inset * in)
{
if (!insetAllowed(in->lyxCode())) {
lyxerr << "InsetCollapsable::InsertInset: "
"Unable to insert inset." << endl;
return false;
}
return inset.insertInset(bv, in);
}
void InsetCollapsable::write(Buffer const * buf, ostream & os) const
{
os << "collapsed " << (collapsed_ ? "true" : "false") << "\n";
inset.writeParagraphData(buf, os);
}
void InsetCollapsable::read(Buffer const * buf, LyXLex & lex)
{
if (lex.isOK()) {
lex.next();
string const token = lex.getString();
if (token == "collapsed") {
lex.next();
collapsed_ = lex.getBool();
} else {
lyxerr << "InsetCollapsable::Read: Missing collapsed!"
<< endl;
// Take countermeasures
lex.pushToken(token);
}
}
inset.read(buf, lex);
}
void InsetCollapsable::dimension_collapsed(Dimension & dim) const
{
font_metrics::buttonText(label, labelfont, dim.wid, dim.asc, dim.des);
dim.wid += 2 * TEXT_TO_INSET_OFFSET;
}
int InsetCollapsable::height_collapsed() const
{
Dimension dim;
font_metrics::buttonText(label, labelfont, dim.wid, dim.asc, dim.des);
return dim.asc + dim.des;
}
void InsetCollapsable::metrics(MetricsInfo & mi, Dimension & dim) const
{
dimension_collapsed(dim);
if (collapsed_)
return;
Dimension insetdim;
inset.metrics(mi, insetdim);
dim.des += insetdim.height() + TEXT_TO_BOTTOM_OFFSET;
dim.wid = max(dim.wid, insetdim.wid);
}
void InsetCollapsable::draw_collapsed(PainterInfo & pi, int x, int y) const
{
pi.pain.buttonText(x + TEXT_TO_INSET_OFFSET, y, label, labelfont);
}
void InsetCollapsable::draw(PainterInfo & pi, int x, int y, bool inlined) const
{
lyx::Assert(pi.base.bv);
cache(pi.base.bv);
if (nodraw())
return;
Dimension dim_collapsed;
dimension_collapsed(dim_collapsed);
int const aa = ascent(pi.base.bv, pi.base.font);
button_length = dim_collapsed.width();
button_top_y = -aa;
button_bottom_y = -aa + dim_collapsed.height();
if (!isOpen()) {
draw_collapsed(pi, x, y);
return;
}
int old_x = x;
if (!owner())
x += scroll();
top_x = x;
top_baseline = y;
int const bl = y - aa + dim_collapsed.ascent();
if (inlined) {
inset.draw(pi, x, y);
} else {
draw_collapsed(pi, old_x, bl);
int const yy = bl + dim_collapsed.descent()
+ inset.ascent(pi.base.bv, pi.base.font);
inset.draw(pi, x, yy);
}
}
void InsetCollapsable::draw(PainterInfo & pi, int x, int y) const
{
// by default, we are not inlined-drawing
draw(pi, x, y, false);
}
Inset::EDITABLE InsetCollapsable::editable() const
{
return collapsed_ ? IS_EDITABLE : HIGHLY_EDITABLE;
}
void InsetCollapsable::insetUnlock(BufferView * bv)
{
#if 0
if (autocollapse) {
if (change_label_with_text) {
draw_label = get_new_label();
} else {
draw_label = label;
}
collapsed_ = true;
}
#endif
inset.insetUnlock(bv);
if (scroll())
scroll(bv, 0.0F);
bv->updateInset(this);
}
FuncRequest InsetCollapsable::adjustCommand(FuncRequest const & cmd)
{
LyXFont font(LyXFont::ALL_SANE);
FuncRequest cmd1 = cmd;
cmd1.y = ascent(cmd.view(), font) + cmd.y -
(height_collapsed() + inset.ascent(cmd.view(), font));
return cmd1;
}
void InsetCollapsable::lfunMouseRelease(FuncRequest const & cmd)
{
bool ret = false;
BufferView * bv = cmd.view();
if (collapsed_ && cmd.button() != mouse_button::button3) {
collapsed_ = false;
inset.setUpdateStatus(bv, InsetText::FULL);
bv->updateInset(this);
bv->buffer()->markDirty();
return;
}
if ((cmd.button() != mouse_button::button3) && (cmd.x < button_length) &&
(cmd.y >= button_top_y) && (cmd.y <= button_bottom_y))
{
if (collapsed_) {
collapsed_ = false;
inset.setUpdateStatus(bv, InsetText::FULL);
bv->updateInset(this);
bv->buffer()->markDirty();
} else {
collapsed_ = true;
bv->unlockInset(this);
bv->updateInset(this);
bv->buffer()->markDirty();
}
} else if (!collapsed_ && (cmd.y > button_bottom_y)) {
ret = (inset.localDispatch(adjustCommand(cmd)) == DISPATCHED);
}
if (cmd.button() == mouse_button::button3 && !ret)
showInsetDialog(bv);
}
int InsetCollapsable::latex(Buffer const * buf, ostream & os,
LatexRunParams const & runparams) const
{
return inset.latex(buf, os, runparams);
}
int InsetCollapsable::ascii(Buffer const * buf, ostream & os, int ll) const
{
return inset.ascii(buf, os, ll);
}
int InsetCollapsable::linuxdoc(Buffer const * buf, ostream & os) const
{
return inset.linuxdoc(buf, os);
}
int InsetCollapsable::docbook(Buffer const * buf, ostream & os, bool mixcont) const
{
return inset.docbook(buf, os, mixcont);
}
void InsetCollapsable::update(BufferView * bv, bool reinit)
{
if (in_update) {
if (reinit && owner()) {
owner()->update(bv, true);
}
return;
}
in_update = true;
inset.update(bv, reinit);
if (reinit && owner()) {
owner()->update(bv, true);
}
in_update = false;
}
Inset::RESULT InsetCollapsable::localDispatch(FuncRequest const & cmd)
{
//lyxerr << "InsetCollapsable::localDispatch: " << cmd.action << "\n";
BufferView * bv = cmd.view();
switch (cmd.action) {
case LFUN_INSET_EDIT: {
if (!cmd.argument.empty()) {
UpdatableInset::localDispatch(cmd);
if (collapsed_) {
collapsed_ = false;
if (bv->lockInset(this)) {
inset.setUpdateStatus(bv, InsetText::FULL);
bv->updateInset(this);
bv->buffer()->markDirty();
inset.localDispatch(cmd);
first_after_edit = true;
}
} else {
if (bv->lockInset(this))
inset.localDispatch(cmd);
}
return DISPATCHED;
}
#ifdef WITH_WARNINGS
#warning Fix this properly in BufferView_pimpl::workAreaButtonRelease
#endif
if (cmd.button() == mouse_button::button3)
return DISPATCHED;
UpdatableInset::localDispatch(cmd);
if (collapsed_) {
collapsed_ = false;
// set this only here as it should be recollapsed only if
// it was already collapsed!
first_after_edit = true;
if (!bv->lockInset(this))
return DISPATCHED;
bv->updateInset(this);
bv->buffer()->markDirty();
inset.localDispatch(cmd);
} else {
FuncRequest cmd1 = cmd;
if (!bv->lockInset(this))
return DISPATCHED;
if (cmd.y <= button_bottom_y) {
cmd1.y = 0;
} else {
LyXFont font(LyXFont::ALL_SANE);
cmd1.y = ascent(bv, font) + cmd.y -
(height_collapsed() + inset.ascent(bv, font));
}
inset.localDispatch(cmd);
}
return DISPATCHED;
}
case LFUN_MOUSE_PRESS:
if (!collapsed_ && cmd.y > button_bottom_y)
inset.localDispatch(adjustCommand(cmd));
return DISPATCHED;
case LFUN_MOUSE_MOTION:
if (!collapsed_ && cmd.y > button_bottom_y)
inset.localDispatch(adjustCommand(cmd));
return DISPATCHED;
case LFUN_MOUSE_RELEASE:
lfunMouseRelease(cmd);
return DISPATCHED;
default:
UpdatableInset::RESULT result = inset.localDispatch(cmd);
if (result >= FINISHED)
bv->unlockInset(this);
first_after_edit = false;
return result;
}
}
bool InsetCollapsable::lockInsetInInset(BufferView * bv, UpdatableInset * in)
{
if (&inset == in)
return true;
return inset.lockInsetInInset(bv, in);
}
bool InsetCollapsable::unlockInsetInInset(BufferView * bv, UpdatableInset * in,
bool lr)
{
if (&inset == in) {
bv->unlockInset(this);
return true;
}
return inset.unlockInsetInInset(bv, in, lr);
}
bool InsetCollapsable::updateInsetInInset(BufferView * bv, Inset *in)
{
if (in == this)
return true;
return inset.updateInsetInInset(bv, in);
}
int InsetCollapsable::insetInInsetY() const
{
return inset.insetInInsetY() - (top_baseline - inset.y());
}
void InsetCollapsable::validate(LaTeXFeatures & features) const
{
inset.validate(features);
}
void InsetCollapsable::getCursor(BufferView & bv, int & x, int & y) const
{
inset.getCursor(bv, x, y);
}
void InsetCollapsable::getCursorPos(BufferView * bv, int & x, int & y) const
{
inset.getCursorPos(bv, x , y);
}
UpdatableInset * InsetCollapsable::getLockingInset() const
{
UpdatableInset * in = inset.getLockingInset();
if (const_cast<InsetText *>(&inset) == in)
return const_cast<InsetCollapsable *>(this);
return in;
}
UpdatableInset * InsetCollapsable::getFirstLockingInsetOfType(Inset::Code c)
{
if (c == lyxCode())
return this;
return inset.getFirstLockingInsetOfType(c);
}
void InsetCollapsable::setFont(BufferView * bv, LyXFont const & font,
bool toggleall, bool selectall)
{
inset.setFont(bv, font, toggleall, selectall);
}
LyXText * InsetCollapsable::getLyXText(BufferView const * bv,
bool const recursive) const
{
return inset.getLyXText(bv, recursive);
}
void InsetCollapsable::deleteLyXText(BufferView * bv, bool recursive) const
{
inset.deleteLyXText(bv, recursive);
}
void InsetCollapsable::resizeLyXText(BufferView * bv, bool force) const
{
inset.resizeLyXText(bv, force);
LyXFont font(LyXFont::ALL_SANE);
oldWidth = width(bv, font);
}
vector<string> const InsetCollapsable::getLabelList() const
{
return inset.getLabelList();
}
bool InsetCollapsable::nodraw() const
{
return inset.nodraw();
}
int InsetCollapsable::scroll(bool recursive) const
{
int sx = UpdatableInset::scroll(false);
if (recursive)
sx += inset.scroll(recursive);
return sx;
}
ParagraphList * InsetCollapsable::getParagraphs(int i) const
{
return inset.getParagraphs(i);
}
LyXCursor const & InsetCollapsable::cursor(BufferView * bv) const
{
return inset.cursor(bv);
}
Inset * InsetCollapsable::getInsetFromID(int id_arg) const
{
if (id_arg == id())
return const_cast<InsetCollapsable *>(this);
return inset.getInsetFromID(id_arg);
}
void InsetCollapsable::open(BufferView * bv)
{
if (!collapsed_) return;
collapsed_ = false;
bv->updateInset(this);
}
void InsetCollapsable::close(BufferView * bv) const
{
if (collapsed_)
return;
collapsed_ = true;
bv->updateInset(const_cast<InsetCollapsable *>(this));
}
void InsetCollapsable::setLabel(string const & l) const
{
label = l;
}
void InsetCollapsable::markErased()
{
inset.markErased();
}
bool InsetCollapsable::nextChange(BufferView * bv, lyx::pos_type & length)
{
bool found = inset.nextChange(bv, length);
if (first_after_edit && !found)
close(bv);
else if (!found)
first_after_edit = false;
return found;
}
bool InsetCollapsable::searchForward(BufferView * bv, string const & str,
bool cs, bool mw)
{
bool found = inset.searchForward(bv, str, cs, mw);
if (first_after_edit && !found)
close(bv);
else if (!found)
first_after_edit = false;
return found;
}
bool InsetCollapsable::searchBackward(BufferView * bv, string const & str,
bool cs, bool mw)
{
bool found = inset.searchBackward(bv, str, cs, mw);
if (first_after_edit && !found)
close(bv);
else if (!found)
first_after_edit = false;
return found;
}
WordLangTuple const
InsetCollapsable::selectNextWordToSpellcheck(BufferView * bv, float & value) const
{
WordLangTuple word = inset.selectNextWordToSpellcheck(bv, value);
if (first_after_edit && word.word().empty())
close(bv);
first_after_edit = false;
return word;
}
void InsetCollapsable::addPreview(grfx::PreviewLoader & loader) const
{
inset.addPreview(loader);
}
void InsetCollapsable::cache(BufferView * bv) const
{
view_ = bv->owner()->view();
}
BufferView * InsetCollapsable::view() const
{
return view_.lock().get();
}