2001-08-19 13:25:15 +00:00
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/**
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* \file QToc.C
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* Copyright 2001 the LyX Team
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* Read the file COPYING
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*
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* \author John Levon <moz@compsoc.man.ac.uk>
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2001-03-23 06:31:30 +00:00
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*/
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#include <config.h>
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2002-01-20 18:38:52 +00:00
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#ifdef __GNUG__
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#pragma implementation
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#endif
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2001-03-23 06:31:30 +00:00
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#include <stack>
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2002-06-19 03:38:44 +00:00
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#include "LyXView.h"
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2001-03-23 06:31:30 +00:00
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#include "gettext.h"
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#include "support/lstrings.h"
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#include "debug.h"
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2002-06-19 03:38:44 +00:00
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#include "QToc.h"
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#include "QTocDialog.h"
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#include "Qt2BC.h"
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#include <qslider.h>
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#include <qlistview.h>
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#include <qpushbutton.h>
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#include <qcombobox.h>
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2002-03-21 21:21:28 +00:00
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2002-01-25 19:34:22 +00:00
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using std::endl;
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using std::pair;
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using std::stack;
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2001-03-23 06:31:30 +00:00
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using std::vector;
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2002-03-21 21:21:28 +00:00
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2002-01-20 18:38:52 +00:00
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typedef Qt2CB<ControlToc, Qt2DB<QTocDialog> > base_class;
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2002-07-11 01:01:38 +00:00
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QToc::QToc(ControlToc & c, Dialogs &)
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2002-01-20 18:38:52 +00:00
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: base_class(c, _("Table of contents"))
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{}
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void QToc::build_dialog()
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{
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dialog_.reset(new QTocDialog(this));
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2001-03-23 06:31:30 +00:00
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2002-03-21 21:21:28 +00:00
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// Manage the cancel/close button
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bc().setCancel(dialog_->closePB);
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2001-03-23 06:31:30 +00:00
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}
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2001-08-19 13:25:15 +00:00
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2002-01-20 18:38:52 +00:00
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void QToc::updateType()
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{
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dialog_->typeCO->clear();
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vector<string> const & choice = controller().getTypes();
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string const & type = toc::getType(controller().params().getCmdName());
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for (vector<string>::const_iterator it = choice.begin();
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it != choice.end(); ++it) {
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dialog_->typeCO->insertItem(it->c_str());
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if (*it == type) {
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dialog_->typeCO->setCurrentItem(it - choice.begin());
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dialog_->setCaption(type.c_str());
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}
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}
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}
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void QToc::update_contents()
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{
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updateType();
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updateToc(depth_);
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2001-03-23 06:31:30 +00:00
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}
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2001-08-19 13:25:15 +00:00
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void QToc::updateToc(int newdepth)
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{
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2002-02-06 15:36:29 +00:00
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char const * str = dialog_->typeCO->currentText().latin1();
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string type (str ? str : "");
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2002-01-20 18:38:52 +00:00
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Buffer::SingleList const & contents = controller().getContents(type);
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2001-03-23 06:31:30 +00:00
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// Check if all elements are the same.
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if (newdepth == depth_ && toclist == contents) {
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return;
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2001-03-23 06:31:30 +00:00
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}
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2002-01-20 18:38:52 +00:00
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dialog_->tocLV->clear();
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depth_ = newdepth;
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2001-03-23 06:31:30 +00:00
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toclist = contents;
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if (toclist.empty())
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return;
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dialog_->tocLV->setUpdatesEnabled(false);
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int curdepth = 0;
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stack< pair< QListViewItem *, QListViewItem *> > istack;
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QListViewItem *last = 0;
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QListViewItem *parent = 0;
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QListViewItem *item;
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// Yes, it is this ugly. Two reasons - root items must have a QListView parent,
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// rather than QListViewItem; and the TOC can move in and out an arbitrary number
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// of levels
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2002-01-20 18:38:52 +00:00
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for (Buffer::SingleList::const_iterator iter = toclist.begin();
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iter != toclist.end(); ++iter) {
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if (iter->depth == curdepth) {
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// insert it after the last one we processed
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if (!parent)
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item = (last) ? (new QListViewItem(dialog_->tocLV,last)) : (new QListViewItem(dialog_->tocLV));
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else
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item = (last) ? (new QListViewItem(parent,last)) : (new QListViewItem(parent));
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} else if (iter->depth > curdepth) {
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int diff = iter->depth - curdepth;
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// first save old parent and last
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while (diff--)
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istack.push(pair< QListViewItem *, QListViewItem * >(parent,last));
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item = (last) ? (new QListViewItem(last)) : (new QListViewItem(dialog_->tocLV));
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parent = last;
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} else {
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int diff = curdepth - iter->depth;
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pair< QListViewItem *, QListViewItem * > top;
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// restore context
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while (diff--) {
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top = istack.top();
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istack.pop();
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}
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parent = top.first;
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last = top.second;
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// insert it after the last one we processed
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if (!parent)
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item = (last) ? (new QListViewItem(dialog_->tocLV,last)) : (new QListViewItem(dialog_->tocLV));
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else
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item = (last) ? (new QListViewItem(parent,last)) : (new QListViewItem(parent));
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}
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2002-03-21 21:21:28 +00:00
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2001-03-23 06:31:30 +00:00
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lyxerr[Debug::GUI] << "Table of contents" << endl << "Added item " << iter->str.c_str()
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<< " at depth " << iter->depth << ", previous sibling \"" << (last ? last->text(0).latin1() : "0")
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<< "\", parent \"" << (parent ? parent->text(0).latin1() : "0") << "\"" << endl;
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item->setText(0,iter->str.c_str());
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item->setOpen(iter->depth < depth_);
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curdepth = iter->depth;
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last = item;
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}
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dialog_->tocLV->setUpdatesEnabled(true);
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dialog_->tocLV->update();
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}
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2001-08-19 13:25:15 +00:00
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2002-01-20 18:38:52 +00:00
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void QToc::select(string const & text)
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{
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Buffer::SingleList::const_iterator iter = toclist.begin();
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2002-03-21 21:21:28 +00:00
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2001-03-23 06:31:30 +00:00
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for (; iter != toclist.end(); ++iter) {
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if (iter->str == text)
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break;
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}
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2002-01-20 18:38:52 +00:00
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if (iter == toclist.end()) {
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lyxerr[Debug::GUI] << "Couldn't find highlighted TOC entry : "
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<< text << endl;
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return;
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}
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2002-01-20 18:38:52 +00:00
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controller().Goto(iter->par->id());
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}
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2001-08-19 13:25:15 +00:00
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2002-01-20 18:38:52 +00:00
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void QToc::set_depth(int depth)
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{
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if (depth != depth_)
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updateToc(depth);
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2001-03-23 06:31:30 +00:00
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}
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