diff options
Diffstat (limited to 'src/notes.cpp')
| -rw-r--r-- | src/notes.cpp | 432 |
1 files changed, 432 insertions, 0 deletions
diff --git a/src/notes.cpp b/src/notes.cpp new file mode 100644 index 0000000..0c53883 --- /dev/null +++ b/src/notes.cpp @@ -0,0 +1,432 @@ +/*************************************************************************** + notes.cpp - description + ------------------- + begin : sob lis 16 2002 + copyright : (C) 2002-2004 by Micha³ Rudolf + email : mrudolf@kdewebdev.org + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#include "notes.h" +#include <qstringlist.h> +#include <qfile.h> +#include <qdatetime.h> +#include <qtextstream.h> +#include <qtextcodec.h> +#include <klocale.h> +#include <klistview.h> +#include <kglobal.h> +#include <kiconloader.h> +#include <kmimetype.h> +#include <krun.h> +#include <kurl.h> +#include <klistview.h> + +#ifdef HAVE_CONFIG_H +#include <config.h> +#else +#define VERSION "?" +#endif + + +void TNoteLink::save(QTextStream& ts) const +{ + if (!link.isEmpty()) { + ts << "\\Link " << link << "\n"; + if (!description.isEmpty()) + ts << "\\Descr " << description << "\n"; + } +} + +QString TNoteLink::text(int fmt) const +{ + if (fmt == LinkOnly || description.isEmpty()) return link; + else if (fmt == DescriptionOnly) return description; + else if (fmt == LinkDescription) + return QString("%1 (%2)").arg(link).arg(description); + else return QString("%1 (%2)").arg(description).arg(link); +} + +QPixmap TNoteLink::icon() const +{ + return KGlobal::iconLoader()->loadIcon(KMimeType::iconForURL(KURL(link)), + KIcon::Small); +} + +void TNoteLink::open() const +{ + if (!isLocalReference()) + new KRun(KURL(link), 0, false, true); +} + +void TNoteLink::openWith() const +{ + if (!isLocalReference()) + KRun::displayOpenWithDialog(KURL(link)); +} + +bool TNoteLink::isLocalReference() const +{ + KURL url(link); + return url.protocol() == "knowit"; +} + + + + + +TNotesCollection::TNotesCollection() +{ + Pixmaps[0] = KGlobal::iconLoader()->loadIcon("ascii", KIcon::Small); + Pixmaps[1] = KGlobal::iconLoader()->loadIcon("txt", KIcon::Small); + Pixmaps[2] = KGlobal::iconLoader()->loadIcon("folder", KIcon::Small); + Pixmaps[3] = KGlobal::iconLoader()->loadIcon("folder_txt", KIcon::Small); + modified = false; + autoUpdate = true; +} + + + +TNotesCollection::~TNotesCollection() +{} + +void TNotesCollection::addNote(QListViewItem* item) +{ + insert(item, new TNote(item, this)); + QListViewItem* parent = item->parent(); + if (parent) find(parent)->updateView(); + modified = true; +} + +void TNotesCollection::addNote(QListViewItem* item, const QString& s) +{ + insert(item, new TNote(item, this, s)); + QListViewItem* parent = item->parent(); + if (parent) find(parent)->updateView(); + modified = true; +} + +void TNotesCollection::removeNote(QListViewItem* item) +{ + TNote* note = find(item); + if (!note) qWarning("Internal error while removing note\n"); + else { + QListViewItem* parent = item->parent(); + for (QListViewItemIterator it(item); it.current() && + (it.current() == item || it.current()->depth() > item->depth()); ++it) + find(it.current())->destroy(); + delete item; + if (parent) find(parent)->updateView(); + modified = true; + } +} + +bool TNotesCollection::changeNote(QListViewItem* item, const QString& s) +{ + TNote* changed = find(item); + if (!changed) { + qWarning("Internal error while changing note\n"); + return false; + } + if (changed->change(s)) + return modified = true; + else + return false; +} + +void TNotesCollection::clearNotes() +{ + setAutoDelete(true); + clear(); + setAutoDelete(false); +} + +const QString& TNotesCollection::text(QListViewItem* item) +{ + TNote* note = find(item); + if (!note) + qFatal("Internal error while accessing note text\n"); + return note->text; +} + +void TNotesCollection::updateNotesView() +{ + for (QPtrDictIterator<TNote> it(*this); it.current(); ++it) + it.current()->updateView(); +} + + + + + +TNote::TNote(QListViewItem* i, TNotesCollection* coll) : text() +{ + collection = coll; + item = i; + updateView(); +} + +TNote::TNote(QListViewItem* i, TNotesCollection* coll, const QString& s) : + text(s) +{ + collection = coll; + item = i; + updateView(); +} + +bool TNote::isEmpty() +{ + return !text.length(); +} + +bool TNote::contains(const QString& sought, bool case_sensitive) +{ + return text.contains(sought, case_sensitive); +} + + +TNote::~TNote() +{ +} + +void TNote::destroy() +{ + collection->remove(item); + delete this; +} + +bool TNote::change(const QString& s) +{ + if (text == s) + return false; + text = s; + updateView(); + return true; +} + +TNote::State TNote::state() +{ + if (text.stripWhiteSpace().isEmpty()) + return (item->childCount()) ? EmptyParent : Empty; + else + return (item->childCount()) ? TextParent : Text; +} + +void TNote::updateView() +{ + if (collection->autoUpdate) + item->setPixmap(0, collection->Pixmaps[state()]); +} + +bool TNote::saveHTML(const KURL& fname, const QString& origname, const QString& style, + int flags) +{ + QFile file(fname.path()); + if (!file.open( IO_WriteOnly)) + return false; + QTextStream ts(&file); + if (flags & UseUTF8) ts.setEncoding(QTextStream::UnicodeUTF8); + else ts.setEncoding(QTextStream::Locale); + ts << "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n" + "<html>\n<head>\n <title>" << i18n("KnowIt document") << + QString("</title>\n <meta http-equiv=\"Content-Type\" " + "content=\"text/html; charset=%1\">\n").arg(ts.codec()->mimeName()); + if (!style.isEmpty()) + ts << " <style type=\"text/css\">\n " << style << "\n </style>\n"; + ts << "</head>\n\n<body>\n"; + + QValueVector<int> Depths; + Depths.append(0); + if (flags & TOC) { + ts << QString("<h1>%1</h1>\n").arg(i18n("Table of contents")); + saveHTMLTocEntry(ts, Depths, flags); + ts << "\n\n"; + } + + Depths.clear(); + Depths.append(0); + saveHTMLBuf(ts, Depths, flags); + + QString epilog = i18n("Exported from %1 by KnowIt %2, %3."); + ts << "<br><br><br><small>" << epilog.arg(origname) + .arg(VERSION) + .arg(QDateTime::currentDateTime().toString()) << "</small>\n\n"; + ts << "</body>\n</html>\n\n"; + return true; +} + +bool TNote::saveHTMLBuf(QTextStream& ts, QValueVector<int>& depths, + int flags) +{ + int hlevel = depths.count(); + depths.last() = depths.last()+1; + if (hlevel < 1) hlevel = 1; + else if (hlevel > 3) hlevel = 3; + QString id, number; + for (uint i=0; i<depths.count(); i++) + id += QString("%1.").arg(depths[i]); + if (flags & Enumerate) + number = id + " "; + + ts << QString("<h%1 id=\"S%2\">%3%4</h%5>").arg(hlevel).arg(id).arg(number) + .arg(item->text(0)).arg(hlevel); + QString htmltext = text; + int begin = htmltext.find("<body"); + if (begin >= 0) begin = htmltext.find(">", begin); + int end = htmltext.find("</body>"); + if (begin < 0) begin = 0; + if (end <= begin) end = htmltext.length(); + ts << htmltext.mid(begin+1, end-begin-1); + + /* save links */ + for (QValueList<TNoteLink>::Iterator LinkList = links.begin(); + LinkList != links.end(); ++LinkList) + ts << QString("<a href=\"%1\">%2</a><br>\n").arg((*LinkList).link) + .arg((*LinkList).text(TNoteLink::DescriptionOnly)); + + /* save rule */ + if (flags & AddRule) ts << "<hr size=\"1\" noshade>\n\n"; + else ts << "\n\n"; + + /* save children */ + if ((SaveSubnotes | SaveAll) & flags && item->childCount()) { + depths.append(0); + collection->find(item->firstChild())->saveHTMLBuf(ts, depths, flags); + } + if ((SaveSubnotes | SaveAll) & flags && item->nextSibling()) + collection->find(item->nextSibling())->saveHTMLBuf(ts, depths, flags); + + if (!item->nextSibling()) depths.pop_back(); + return true; +} + +bool TNote::saveHTMLTocEntry(QTextStream& ts, QValueVector<int>& depths, int flags) +{ + QString space; + space.fill(' ', depths.count()); + depths.last() = depths.last()+1; + if (depths.last() == 1) { + ts << space; + if (depths.count() != 1) ts << "<dd>"; + ts << "<dl>\n"; + } + + QString id, number; + for (uint i=0; i<depths.count(); i++) + id += QString("%1.").arg(depths[i]); + if (flags & Enumerate) number = id + " "; + + ts << space; + ts << QString("<dt><a href=\"#S%1\">%2%3</a></dt>\n").arg(id).arg(number). + arg(item->text(0)); + if ((SaveSubnotes | SaveAll) & flags && item->childCount()) { + depths.append(0); + collection->find(item->firstChild())->saveHTMLTocEntry(ts, depths, flags); + } + if ((SaveSubnotes | SaveAll) & flags && item->nextSibling()) + collection->find(item->nextSibling())->saveHTMLTocEntry(ts, depths, flags); + if (!item->nextSibling()) { + depths.pop_back(); + ts << space; + ts << "</dl>"; + if (depths.count()) ts << "</dd>"; + ts << "\n"; + } + return true; +} + +void TNote::addLink(const QString& s) +{ + links.append(TNoteLink(s)); + collection->modified = true; +} + +void TNote::addLink(const TNoteLink& l) +{ + links.append(l); + collection->modified = true; +} + +void TNote::removeLink(int i) +{ + links.remove(links[i]); + collection->modified = true; +} + +void TNote::modifyLink(int i, const QString& s) +{ + links[i].link = s; + collection->modified = true; +} + +void TNote::modifyLink(int i, TNoteLink& l) +{ + if (l != links[i]) + collection->modified = true; + links[i] = l; +} + +void TNote::modifyLinkDescription(int i, const QString& s) +{ + links[i].description = s; + collection->modified = true; +} + +int TNote::linkCount() const +{ + return links.count(); +} + +const TNoteLink& TNote::link(int i) const +{ + return links[i]; +} + + +void TNote::save(QTextStream& ts, bool current) +{ + const QString header = "\\NewEntry %1 %2\n"; + const QString activeheader = "\\CurrentEntry %1 %2\n"; + + if (current) + ts << activeheader.arg(item->depth()).arg(item->text(0)); + else + ts << header.arg(item->depth()).arg(item->text(0)); + for (QValueList<TNoteLink>::Iterator LinkList = links.begin(); + LinkList != links.end(); ++LinkList) + (*LinkList).save(ts); + ts << text; + if (!text.isEmpty()) + ts << '\n'; + ts << '\n'; +} + +void TNote::open(QTextStream& ts) +{ + QString s; + text = ""; + links.clear(); + + while (true) { + s = ts.readLine(); + if (s.isNull() || s.isEmpty()) + break; + if (s.left(6) == "\\Link ") + addLink(s.mid(6)); + else if (s.left(7) == "\\Descr " && links.count()) + modifyLinkDescription(links.count()-1, s.mid(7)); + else { + if (text.length()) + text += '\n'; + text += s; + } + } +} |