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1235 lines
33 KiB
1235 lines
33 KiB
//
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// kjots
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//
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// Copyright (C) 1997 Christoph Neerfeld
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// Copyright (C) 2002, 2003 Aaron J. Seigo
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// Copyright (C) 2003 Stanislav Kljuhhin
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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#include <tqdir.h>
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#include <tqpainter.h>
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#include <tqpaintdevicemetrics.h>
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#include <tqtextcodec.h>
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#include <tqdom.h>
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#include <tdeapplication.h>
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#include <kiconloader.h>
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#include <kinputdialog.h>
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#include <tdelocale.h>
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#include <tdemessagebox.h>
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#include <kprogress.h>
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#include <kstandarddirs.h>
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#include <tdetempfile.h>
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#include <tdeio/job.h>
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#include <assert.h>
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#include "kjotsedit.h"
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#include "KJotsMain.h"
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#include "KJotsSettings.h"
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#include "kjotsentry.h"
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// helper functions for HTML output
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TQString prepForHTML(TQString text)
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{
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text.replace("<", "<");
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text.replace(">", ">");
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text.replace("\n", "<br>");
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return text;
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}
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TQString htmlHeader(const TQString& title, TQTextCodec* codec)
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{
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TQString head = "<html><head><meta http-equiv=\"content-type\" content=\"text/html; charset=";
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head+=codec->mimeName();
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head+="\" ><title>" + prepForHTML(title) + "</title></head><body>";
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return head;
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}
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TQString htmlFooter()
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{
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return "</body></html>";
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}
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//
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// KJotsEntryBase
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//
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KJotsEntryBase::KJotsEntryBase(TDEListView* parent, TQListViewItem* after=0)
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:TDEListViewItem(parent,after)
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{
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m_id = 0;
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m_saveInProgress = m_dirty = false;
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m_parent = 0;
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}
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KJotsEntryBase::KJotsEntryBase(TDEListViewItem* parent, TQListViewItem* after=0)
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:TDEListViewItem(parent,after)
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{
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m_id = 0;
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m_saveInProgress = m_dirty = false;
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m_parent = dynamic_cast<KJotsBook*>(parent);
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}
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void KJotsEntryBase::setSubject(const TQString& subj)
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{
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setText(0, subj);
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}
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void KJotsEntryBase::setText(int column, const TQString& text)
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{
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if (column == 0 && text.isEmpty())
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TDEListViewItem::setText(0, defaultSubject());
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else
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TDEListViewItem::setText(column, text);
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}
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/*!
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\brief Sets a new parent.
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This is mostly just used during drag-and-drop reordering in the list view.
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We need to keep track of the previous parent in case the move is invalid.
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*/
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void KJotsEntryBase::resetParent()
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{
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m_parent = dynamic_cast<KJotsBook*>(TQListViewItem::parent());
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}
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/*!
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* \brief Set the ID number.
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* \param id The ID to set, or 0 to pick a fresh one.
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*
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* Set ourselves to a particular ID number, or pick a new one. The lastId used is
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* stored in the settings. Now in theory it will eventually wrap, and may collide
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* with preexisting IDs. Seeing as how we are using an unsigned long long, I am
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* comfortable with the amount of time we have to worry about this.
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*/
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void KJotsEntryBase::setId(TQ_UINT64 id)
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{
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//Find an unused id...
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if ( id == 0 )
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{
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TQ_UINT64 lastId = KJotsSettings::lastId();
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//TODO: In theory, we could wrap. The universe may end beforehand tho.
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id = ++lastId;
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if ( id == 0 ) id = ++lastId; //*IF* by some chance we do wrap, this will prevent bad things.
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KJotsSettings::setLastId(id);
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}
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m_id = id;
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return;
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}
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/*!
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\brief Performs functions necessary to save the entry to a KJots file.
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This function should ONLY be called when saving the file, as it performs
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other functions than generating XML.
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*/
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void KJotsEntryBase::generateXml( TQDomDocument &doc, TQDomElement &parent )
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{
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TQDomElement title = doc.createElement( "Title" );
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title.appendChild( doc.createTextNode( subject() ));
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parent.appendChild( title );
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TQDomElement id = doc.createElement( "ID" );
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TQString id_string;
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id_string.setNum(m_id);
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id.appendChild( doc.createTextNode(id_string) );
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parent.appendChild( id );
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setDirty( false );
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return;
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}
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/*!
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Parses through XML data for settings inherent to the base class.
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*/
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void KJotsEntryBase::parseXml( TQDomElement &e )
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{
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if ( !e.isNull() )
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{
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if ( e.tagName() == "Title" )
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{
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setSubject(e.text());
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}
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else
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if ( e.tagName() == "ID" )
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{
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setId(e.text().toULongLong());
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}
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}
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return;
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}
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/*!
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\brief Draws the Title box when printing.
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This is a helper function for the derived classes. Code consolidation==the good.
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*/
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int KJotsEntryBase::printTitleBox(TQString title, KPrinter& printer, TQPainter& painter, int y)
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{
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TQPaintDeviceMetrics metrics( &printer );
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int maxWidth = metrics.width();
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int maxHeight = metrics.height();
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TQRect r = painter.boundingRect(0, y,
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maxWidth, maxHeight,
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TQPainter::ExpandTabs | TQPainter::WordBreak | TQPainter::AlignHCenter,
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title);
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y += 10;
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if ((y + r.height()) > maxHeight)
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{
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printer.newPage();
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y = 0;
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}
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else
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{
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r.moveBy(0, 10);
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}
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r.setLeft(0);
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r.setRight(maxWidth);
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painter.drawRect(r);
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painter.drawText(0, y, maxWidth, maxHeight - y,
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TQPainter::ExpandTabs | TQPainter::WordBreak | TQPainter::AlignHCenter,
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title);
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y += r.height() + 15;
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return y;
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}
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//
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// KJotsBook
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//
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KJotsBook::KJotsBook(TDEListView* parent, TQListViewItem* after)
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: KJotsEntryBase(parent, after)
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{
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init();
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}
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KJotsBook::KJotsBook(TDEListViewItem* parent, TQListViewItem* after)
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: KJotsEntryBase(parent, after)
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{
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init();
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}
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KJotsBook::~KJotsBook()
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{
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}
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/*!
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\brief Initialize a KJotsBook object.
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This function is used for code consolidation. Otherwise, you'de have to change these
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things in both constructors.
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*/
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void KJotsBook::init()
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{
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m_isBook = true;
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m_open = false;
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m_saveProgressDialog = 0;
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setExpandable(true);
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setPixmap(0, kapp->iconLoader()->loadIcon(TQString("contents"),TDEIcon::Small));
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}
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/*!
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\brief Is this a KJots file?
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\param filename Filename to check.
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This function does a cursory check to see if this looks like it is a KJots file.
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It's a little too quick and dirty for my taste, but seems to work OK.
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*/
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bool KJotsBook::isBookFile(const TQString& filename)
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{
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TQFile folder(filename);
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bool test = false;
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if ( folder.exists() )
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{
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if ( folder.open(IO_ReadWrite) )
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{
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TQTextStream st(TQT_TQIODEVICE(&folder));
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st.setEncoding( KJotsSettings::unicode() ? TQTextStream::UnicodeUTF8 : TQTextStream::Locale );
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TQString buf = st.readLine().stripWhiteSpace();
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//Check for new-style book. Not very pretty, but it is faster than loading the DOM.
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if (buf == "<!DOCTYPE KJots>")
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{
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test=true;
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}
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else
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//Check for old-style book. See KJotsBook::loadOldBook()
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if (buf.left(9) == "\\NewEntry")
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{
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test=true;
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}
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}
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}
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return test;
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}
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/*!
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\brief Reads a book in from a disk file.
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This function is only called for root-level books.
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*/
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bool KJotsBook::openBook(const TQString& filename)
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{
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if ( !m_open ) //sanity check
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{
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listView()->setUpdatesEnabled(false);
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m_fileName = filename;
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if ( m_fileName.isEmpty() ) //new books names are empty.
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{
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addPage();
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m_open = true;
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} else {
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TQFile file(m_fileName);
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if ( file.exists() && file.open(IO_ReadWrite) ) //TODO: Implement read-only mode?
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{
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TQTextStream st(TQT_TQIODEVICE(&file));
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st.setEncoding( KJotsSettings::unicode() ? TQTextStream::UnicodeUTF8 : TQTextStream::Locale );
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TQString data = st.read();
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TQDomDocument doc( "KJots" );
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if ( doc.setContent( data ) )
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{
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TQDomElement docElem = doc.documentElement();
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if ( docElem.tagName() == "KJots" )
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{
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TQDomNode n = docElem.firstChild();
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while( !n.isNull() )
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{
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TQDomElement e = n.toElement(); // try to convert the node to an element.
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if( !e.isNull() && e.tagName() == "KJotsBook" )
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{
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parseXml(e);
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}
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n = n.nextSibling();
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}
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}
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} else {
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//Woah. Something didn't work right. Maybe this is an old file?
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file.reset();
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if ( loadOldBook(file) )
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{
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TQFileInfo fi( file );
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setSubject(fi.fileName());
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}
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}
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}
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if ( !childCount() ) //sanity check
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{
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//We should NOT be here. That must not have been a book file, or it is damaged.
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//To make things happy-happy, we just create a blank page and continue.
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//TODO: Add an information message? Make a translater work for something so unlikely?
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addPage();
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}
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m_open = true;
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// Support legacy files. Can be removed at some point. CREATION DATE: 2005/06/04
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if ( !m_fileName.isEmpty() && !m_fileName.endsWith(".book") )
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{
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//some old books have incorrect names. So we save a new copy, then kill the old file
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m_fileName = TQString(); //trick ourselves into thinking we're a new book
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saveBook();
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file.remove();
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}
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}
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listView()->setUpdatesEnabled(true);
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// Support legacy files. Can be removed at some point. CREATION DATE: 2005/06/07
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if ( m_open && !id() )
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{
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//This book (and its pages) need new IDs!
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setId(0);
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KJotsPage *page = dynamic_cast<KJotsPage*>(firstChild());
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while ( page )
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{
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page->setId(0); //TODO: Make setId() a protected function if this legacy code is removed.
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page = dynamic_cast<KJotsPage*>(page->nextSibling());
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}
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}
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}
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return m_open;
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}
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/*!
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\brief Load an old-style book file.
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This is a function for files made from older KJots versions. It could probably be removed
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at some point in the future. CREATION DATE: 2005/05/30
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*/
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bool KJotsBook::loadOldBook(TQFile &file)
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{
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TQTextStream st(TQT_TQIODEVICE(&file));
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st.setEncoding( KJotsSettings::unicode() ? TQTextStream::UnicodeUTF8 : TQTextStream::Locale );
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TQString buf = st.readLine();
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if (buf.left(9) != "\\NewEntry")
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{
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addPage();
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return false;
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}
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KJotsPage *entry = 0;
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TQString body;
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bool quit=false;
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while (1)
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{
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if (buf.left(9) == "\\NewEntry")
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{
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if (entry)
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{
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entry->setBody(body);
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}
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body = TQString();
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TQString title = buf.mid(10, buf.length());
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// now catch the page id
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buf = st.readLine();
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if (buf.left(3) == "\\ID")
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{
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buf = st.readLine();
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}
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entry = new KJotsPage(this, entry);
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entry->setSubject(title);
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}
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int pos = 0;
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while ((pos = buf.find('\\',pos)) != -1)
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if (buf[++pos] == '\\')
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buf.remove(pos, 1 );
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body.append( buf + "\n");
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if (quit)
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break;
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buf = st.readLine();
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quit = st.eof();
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}
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entry->setBody(body);
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return true;
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}
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/*!
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\brief Saves this book and everything in it to the data directory.
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*/
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void KJotsBook::saveBook(void)
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{
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if (!m_open) //sanity check
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return;
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// Are we a new book?
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if ( m_fileName.isEmpty() )
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{
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KTempFile temp(locateLocal("appdata",""), ".book", 0644);
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m_fileName = temp.name();
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}
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TQFile file(m_fileName);
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if (file.open(IO_WriteOnly | IO_Truncate))
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{
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TQDomDocument doc("KJots");
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TQDomElement root = doc.createElement( "KJots" );
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doc.appendChild( root );
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this->generateXml( doc, root ); //recursive
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TQTextStream st((TQIODevice *) &file);
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st.setEncoding( KJotsSettings::unicode() ? TQTextStream::UnicodeUTF8 : TQTextStream::Locale );
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st << doc.toString();
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file.close();
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}
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}
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/*!
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\brief Deletes a book by removing the data file.
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This does not affect the list display, and can be called for reasons other than
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choosing to delete an entry from the list. If you want the object to dissappear
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from the list, then you have to delete it.
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*/
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void KJotsBook::deleteBook()
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{
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TQFile::remove(m_fileName);
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m_fileName = TQString();
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}
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void KJotsBook::rename()
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{
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bool ok;
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TQString name = KInputDialog::getText(i18n( "Rename Book" ),
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i18n( "Book name:" ),
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subject(), &ok, listView());
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if (ok)
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{
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setSubject(name);
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KJotsMain* m = dynamic_cast<KJotsMain*>(kapp->mainWidget());
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if (m)
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m->updateCaption();
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setDirty(true);
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}
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}
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/*!
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\brief Initiated when the user chooses to save this to a file.
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This function gets everything ready to go to save to the disk.
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*/
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void KJotsBook::saveToFile(KURL url, bool plainText, const TQString& encoding)
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{
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if (url.isEmpty() || m_saveInProgress)
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return;
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m_saveToPlainText = plainText;
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m_saveEncoding = TQTextCodec::codecForName(encoding.ascii());
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TDEIO::TransferJob* job = TDEIO::put(url, -1, true, false, false);
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if (!job)
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{
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return;
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}
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//NOTE: The current implementation does not need the progress dialog, but further
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//revisions will likely use it. I don't want to make the translators add, remove,
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//and re-add translations, so I'm just keeping this here for now.
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m_saveProgressDialog = new KProgressDialog(listView(), "bookSaveInProgress",
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i18n("Saving %1").arg(subject()),
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i18n("Saving the contents of %1 to %2")
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.arg(subject(), url.prettyURL()),
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true);
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m_saveProgressDialog->progressBar()->setTotalSteps(1);
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m_saveProgressDialog->showCancelButton(false);
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m_saveProgressDialog->setAutoClose(true);
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connect(job, TQT_SIGNAL(dataReq(TDEIO::Job*, TQByteArray&)), TQT_SLOT(saveDataReq(TDEIO::Job*, TQByteArray&)));
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connect(job, TQT_SIGNAL(result( TDEIO::Job *)), TQT_SLOT(slotSaveResult( TDEIO::Job *)));
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m_saveInProgress = true;
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}
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/*!
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\brief Pumps out data when saving to a file.
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This function pumps out page data during a disk save.
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*/
|
|
void KJotsBook::saveDataReq(TDEIO::Job* /* job */, TQByteArray& data)
|
|
{
|
|
if (!m_saveInProgress) return; //sanity check
|
|
|
|
TQTextStream stream(data, IO_WriteOnly);
|
|
stream.setCodec(m_saveEncoding);
|
|
|
|
if (!m_saveToPlainText)
|
|
{
|
|
stream << htmlHeader(subject(), m_saveEncoding);
|
|
stream << generateHtml(this, true);
|
|
stream << htmlFooter();
|
|
} else {
|
|
stream << generateText();
|
|
}
|
|
|
|
m_saveInProgress = false;
|
|
}
|
|
|
|
/*!
|
|
\brief Completes a disk save.
|
|
This function is called after a disk save. The disk save may or may
|
|
not have completed normally.
|
|
*/
|
|
void KJotsBook::slotSaveResult(TDEIO::Job *)
|
|
{
|
|
m_saveInProgress = false;
|
|
delete m_saveProgressDialog;
|
|
m_saveProgressDialog = 0;
|
|
/* if (job->error() != 0) {} */
|
|
}
|
|
|
|
/*!
|
|
\brief Add a new page to the end of this book.
|
|
*/
|
|
KJotsPage* KJotsBook::addPage()
|
|
{
|
|
TQListViewItem *after = 0;
|
|
|
|
// append new pages
|
|
TQListViewItem* tmp = firstChild();
|
|
while (tmp)
|
|
{
|
|
after = tmp;
|
|
tmp = tmp->nextSibling();
|
|
}
|
|
|
|
KJotsPage *page = new KJotsPage(this, after);
|
|
page->initNewPage();
|
|
return page;
|
|
}
|
|
|
|
/*!
|
|
\brief Called when the user wants to print the book.
|
|
*/
|
|
void KJotsBook::print(TQFont& defaultFont)
|
|
{
|
|
KPrinter printer;
|
|
printer.setDocName(subject());
|
|
printer.setFullPage(false);
|
|
printer.setCreator("KJots");
|
|
|
|
if (!printer.setup(listView(), i18n("Print: %1").arg(subject())))
|
|
{
|
|
return;
|
|
}
|
|
|
|
TQPainter painter(&printer);
|
|
painter.setFont(defaultFont);
|
|
print(printer, painter, 0);
|
|
|
|
painter.end();
|
|
}
|
|
|
|
/*!
|
|
\brief Prints this book.
|
|
*/
|
|
int KJotsBook::print(KPrinter& printer, TQPainter& painter, int y)
|
|
{
|
|
y = printTitleBox(subject(), printer, painter, y);
|
|
|
|
KJotsEntryBase* entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while (entry)
|
|
{
|
|
y = entry->print(printer, painter, y);
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
return y;
|
|
}
|
|
|
|
TQString KJotsBook::defaultSubject()
|
|
{
|
|
return i18n("Untitled Book");
|
|
}
|
|
|
|
/*!
|
|
\brief Does this book need to be saved?
|
|
This function recursively checks itself, and all books and pages it owns to
|
|
see if any changes have been made.
|
|
*/
|
|
bool KJotsBook::isDirty()
|
|
{
|
|
//Am I dirty?
|
|
if ( KJotsEntryBase::isDirty() ) return true;
|
|
|
|
//Check all children to see if any of them are dirty
|
|
KJotsEntryBase *entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while ( entry )
|
|
{
|
|
if ( entry->isDirty() ) return true;
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/*!
|
|
\brief Creates XML code and performs necessary tasks to save file.
|
|
This function should ONLY be called when saving the file.
|
|
*/
|
|
void KJotsBook::generateXml( TQDomDocument &doc, TQDomElement &parent )
|
|
{
|
|
TQDomElement book = doc.createElement( "KJotsBook" );
|
|
parent.appendChild( book );
|
|
|
|
KJotsEntryBase::generateXml(doc, book); //let the base class save important stuff
|
|
|
|
TQDomElement open = doc.createElement( "Open" );
|
|
open.appendChild( this->isOpen() ? doc.createTextNode("1") : doc.createTextNode("0") );
|
|
book.appendChild( open );
|
|
|
|
KJotsEntryBase* entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while ( entry )
|
|
{
|
|
entry->generateXml( doc, book );
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
if ( !m_fileName.isEmpty() && TQListViewItem::parent() )
|
|
{
|
|
//Hmmmm... We were originally loaded from a file, but now we have a parent, so
|
|
//we must have been moved into another tree. Remove the old file now that we
|
|
//have saved ourselves into the new tree.
|
|
deleteBook();
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*!
|
|
Parses through XML code from a file.
|
|
*/
|
|
void KJotsBook::parseXml( TQDomElement &me )
|
|
{
|
|
KJotsEntryBase *lastEntry = 0; //keep track of the last entry inserted for speed
|
|
|
|
if ( me.tagName() == "KJotsBook" )
|
|
{
|
|
TQDomNode n = me.firstChild();
|
|
while( !n.isNull() )
|
|
{
|
|
TQDomElement e = n.toElement(); // try to convert the node to an element.
|
|
if ( !e.isNull() )
|
|
{
|
|
if ( e.tagName() == "KJotsPage" )
|
|
{
|
|
KJotsPage *page = new KJotsPage(this, lastEntry);
|
|
page->parseXml(e);
|
|
lastEntry=page;
|
|
}
|
|
else
|
|
if ( e.tagName() == "KJotsBook" )
|
|
{
|
|
KJotsBook *book = new KJotsBook(this, lastEntry);
|
|
book->parseXml(e);
|
|
lastEntry=book;
|
|
}
|
|
else
|
|
if ( e.tagName() == "Open" )
|
|
{
|
|
if ( e.text() == "1" )
|
|
{
|
|
this->setOpen(true);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//What was this? Send it to the base class and see if it can figure it out.
|
|
KJotsEntryBase::parseXml(e);
|
|
}
|
|
}
|
|
n = n.nextSibling();
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*!
|
|
\brief Returns an HTML Table of contents for this book.
|
|
This is a helper function for generateHtml().
|
|
*/
|
|
TQString KJotsBook::getToc()
|
|
{
|
|
TQString toc;
|
|
|
|
toc += "<ul>";
|
|
|
|
KJotsEntryBase *entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while ( entry ) {
|
|
TQString htmlSubject = prepForHTML(entry->subject());
|
|
toc += TQString("<li><a href=\"#%1\">").arg(entry->id()) + htmlSubject + "</a></li>";
|
|
|
|
KJotsBook *book = dynamic_cast<KJotsBook*>(entry);
|
|
if ( book ) toc += book->getToc();
|
|
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
toc += "</ul>";
|
|
return toc;
|
|
}
|
|
|
|
/*!
|
|
\brief Returns HTML for the read-only "book" view.
|
|
\param top Pointer to the "starting point" of this tree.
|
|
\param diskMode Files saved to disk have a slightly different format.
|
|
*/
|
|
TQString KJotsBook::generateHtml( KJotsEntryBase* top, bool diskMode )
|
|
{
|
|
TQString toc, body;
|
|
TQString htmlTitle = prepForHTML(subject());
|
|
|
|
if ( top == this )
|
|
{
|
|
toc = TQString("<h1><a name=\"%1\">%2</a></h1>").arg(id()).arg(htmlTitle);
|
|
} else {
|
|
if ( diskMode )
|
|
{
|
|
toc = TQString("<h2><a name=\"%1\">%2</a></h2>").arg(id()).arg(htmlTitle);
|
|
} else {
|
|
toc = TQString("<h2><a name=\"%1\" href=\"%2\">%3</a></h2>").arg(id()).arg(id()).arg(htmlTitle);
|
|
}
|
|
}
|
|
|
|
toc += "<h3>" + i18n("Table of Contents") + "</h3>";
|
|
toc += getToc();
|
|
toc += "<hr>";
|
|
|
|
// Do the body text of the entries.
|
|
KJotsEntryBase* entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while ( entry )
|
|
{
|
|
body += entry->generateHtml(top, diskMode);
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
return toc + body;
|
|
}
|
|
|
|
/*!
|
|
\brief Returns Text when saving to a file.
|
|
|
|
This functions output moderately formatted text when the user chooses to save as
|
|
a text file.
|
|
*/
|
|
TQString KJotsBook::generateText( void )
|
|
{
|
|
TQString out;
|
|
|
|
//Print Fancy Text header
|
|
TQString line, buf;
|
|
line.fill('#', subject().length() + 2);
|
|
line += "\n";
|
|
out = line + TQString("# ") + subject() + TQString("\n") + line;
|
|
|
|
KJotsEntryBase* entry = dynamic_cast<KJotsEntryBase*>(firstChild());
|
|
while ( entry )
|
|
{
|
|
out += entry->generateText();
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
|
|
out += "\n";
|
|
return out;
|
|
}
|
|
|
|
//
|
|
// KJotsPage
|
|
//
|
|
|
|
KJotsPage::KJotsPage(KJotsBook* parent, TQListViewItem *after)
|
|
: KJotsEntryBase(parent,after),
|
|
m_editor(0)
|
|
{
|
|
m_isBook = false;
|
|
m_paraPos = m_indexPos = 0;
|
|
setPixmap(0, kapp->iconLoader()->loadIcon(TQString("edit"), TDEIcon::Small));
|
|
}
|
|
|
|
KJotsPage::~KJotsPage()
|
|
{
|
|
if ( m_editor )
|
|
{
|
|
//Well now, this isn't good. We're going bye-bye but the editor
|
|
//still thinks we're here. Set ourselves to 0 (IMPORTANT!!) and
|
|
//then clear the editor.
|
|
KJotsEdit *temp = m_editor;
|
|
m_editor=0;
|
|
temp->setEntry(0);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief Sets up info for a new page.
|
|
|
|
This should be called on brand new pages.
|
|
*/
|
|
void KJotsPage::initNewPage(void)
|
|
{
|
|
setId(0);
|
|
setSubject(defaultSubject());
|
|
}
|
|
|
|
/*!
|
|
\brief Return the text of this page.
|
|
*/
|
|
TQString KJotsPage::body()
|
|
{
|
|
//if we're being edited we want the current text, not whatever we saved before.
|
|
if ( m_editor && m_editor->edited() )
|
|
{
|
|
m_text = m_editor->text();
|
|
m_editor->setEdited(false);
|
|
setDirty(true);
|
|
}
|
|
|
|
return m_text;
|
|
}
|
|
|
|
/*!
|
|
\brief Sets the text of this page.
|
|
*/
|
|
void KJotsPage::setBody(const TQString& text)
|
|
{
|
|
assert ( !m_editor ); //m_editor should *never* be set.
|
|
m_text = text;
|
|
}
|
|
|
|
void KJotsPage::rename()
|
|
{
|
|
bool ok;
|
|
|
|
TQString name = KInputDialog::getText(i18n( "Rename Page" ),
|
|
i18n( "Page title:" ),
|
|
subject(), &ok, listView() );
|
|
|
|
if (ok)
|
|
{
|
|
setSubject(name);
|
|
|
|
KJotsMain* m = dynamic_cast<KJotsMain*>(kapp->mainWidget());
|
|
|
|
if (m)
|
|
m->updateCaption();
|
|
|
|
setDirty(true);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief Initiated when the user chooses to save this to a file.
|
|
This function gets everything ready to go to save to the disk.
|
|
*/
|
|
void KJotsPage::saveToFile(KURL url, bool plainText, const TQString& encoding)
|
|
{
|
|
if (url.isEmpty() || m_saveInProgress)
|
|
return;
|
|
|
|
m_saveToPlainText = plainText;
|
|
m_saveEncoding = TQTextCodec::codecForName(encoding.ascii());
|
|
TDEIO::TransferJob* job = TDEIO::put(url, -1, true, false, false);
|
|
if (!job)
|
|
{
|
|
return;
|
|
}
|
|
|
|
connect(job, TQT_SIGNAL(dataReq(TDEIO::Job*, TQByteArray&)), TQT_SLOT(saveDataReq(TDEIO::Job*, TQByteArray&)));
|
|
connect(job, TQT_SIGNAL(result( TDEIO::Job *)), TQT_SLOT(slotSaveResult( TDEIO::Job *)));
|
|
m_saveInProgress = true;
|
|
}
|
|
|
|
/*!
|
|
\brief Pumps out data when saving to a file.
|
|
This function pumps out page data during a disk save.
|
|
|
|
\todo This should be augmented to cycle in case of REALLY long pages.
|
|
*/
|
|
void KJotsPage::saveDataReq(TDEIO::Job* /* job */, TQByteArray& data)
|
|
{
|
|
if (!m_saveInProgress) return; //sanity check
|
|
|
|
TQTextStream stream(data, IO_WriteOnly);
|
|
stream.setCodec(m_saveEncoding);
|
|
|
|
if ( !m_saveToPlainText )
|
|
{
|
|
stream << htmlHeader(subject(), m_saveEncoding);
|
|
stream << generateHtml(this, true);
|
|
stream << htmlFooter();
|
|
} else {
|
|
stream << generateText();
|
|
}
|
|
|
|
m_saveInProgress = false;
|
|
}
|
|
|
|
/*!
|
|
\brief Completes a disk save.
|
|
This function is called after a disk save. The disk save may or may
|
|
not have completed normally.
|
|
*/
|
|
void KJotsPage::slotSaveResult(TDEIO::Job *)
|
|
{
|
|
m_saveInProgress = false;
|
|
/* if (job->error() != 0) {} */
|
|
}
|
|
|
|
void KJotsPage::print(TQFont& defaultFont)
|
|
{
|
|
KJotsEntryBase* book = dynamic_cast<KJotsEntryBase*>(TDEListViewItem::parent());
|
|
|
|
TQString docName = book->subject();
|
|
if (!subject().isNull())
|
|
{
|
|
docName += ": " + subject();
|
|
}
|
|
|
|
KPrinter printer;
|
|
printer.setDocName(docName);
|
|
printer.setFullPage(false);
|
|
printer.setCreator("KJots");
|
|
|
|
if (printer.setup(listView(), i18n("Print: %1").arg(docName)))
|
|
{
|
|
TQPainter painter( &printer );
|
|
painter.setFont(defaultFont);
|
|
print(printer, painter, 0);
|
|
painter.end();
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief Prints this page.
|
|
*/
|
|
int KJotsPage::print(KPrinter& printer, TQPainter& painter, int y)
|
|
{
|
|
TQPaintDeviceMetrics metrics( &printer );
|
|
int maxWidth = metrics.width();
|
|
int maxHeight = metrics.height();
|
|
//TODO: Is it really necessary to copy the entire body when printing?
|
|
TQStringList paragraphs = TQStringList::split(TQChar('\n'), body(), true);
|
|
|
|
y = printTitleBox(subject(), printer, painter, y);
|
|
|
|
for (TQStringList::iterator para = paragraphs.begin();
|
|
para != paragraphs.end();
|
|
++para)
|
|
{
|
|
//Watch for blank lines inserted as spacers.
|
|
if ( (*para).isNull() ) *para = " ";
|
|
|
|
TQRect r = painter.boundingRect(0, y,
|
|
maxWidth, maxHeight,
|
|
TQPainter::ExpandTabs | TQPainter::WordBreak,
|
|
*para);
|
|
|
|
if ((y + r.height()) > maxHeight)
|
|
{
|
|
printer.newPage();
|
|
y = 0;
|
|
}
|
|
|
|
painter.drawText(0, y, maxWidth, maxHeight - y,
|
|
TQPainter::ExpandTabs | TQPainter::WordBreak,
|
|
*para);
|
|
y += r.height();
|
|
}
|
|
|
|
return y;
|
|
}
|
|
|
|
/*!
|
|
\brief Get the default title of this page.
|
|
\note This is only used by initNewPage(); it could probably be removed.
|
|
*/
|
|
TQString KJotsPage::defaultSubject()
|
|
{
|
|
int page = 0;
|
|
|
|
if ( parentBook() )
|
|
{
|
|
//We can't use childCount() here because it will count books, too.
|
|
KJotsEntryBase *entry = dynamic_cast<KJotsEntryBase*>(parentBook()->firstChild());
|
|
while ( entry )
|
|
{
|
|
if ( entry->isPage() ) ++page;
|
|
entry = dynamic_cast<KJotsEntryBase*>(entry->nextSibling());
|
|
}
|
|
} else {
|
|
//We should never be here.
|
|
page = 1;
|
|
}
|
|
|
|
return i18n("Page %1").arg(page);
|
|
}
|
|
|
|
/*!
|
|
\brief Tells this page that it has been loaded into the edit window.
|
|
*/
|
|
void KJotsPage::setEditor( KJotsEdit *editor )
|
|
{
|
|
//out with the old...
|
|
if ( m_editor )
|
|
{
|
|
m_editor->getCursorPosition(&m_paraPos, &m_indexPos);
|
|
|
|
if ( m_editor->edited() )
|
|
{
|
|
m_text = m_editor->text();
|
|
setDirty(true);
|
|
}
|
|
}
|
|
|
|
m_editor = editor;
|
|
|
|
//and in with the new
|
|
if ( m_editor )
|
|
{
|
|
m_editor->setEdited(false);
|
|
m_editor->setCursorPosition(m_paraPos, m_indexPos);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*!
|
|
\brief Has the data in this page been changed?
|
|
We first check the editor status, if we are being edited. Then we let
|
|
the base class handle things for us.
|
|
*/
|
|
bool KJotsPage::isDirty()
|
|
{
|
|
if ( m_editor && m_editor->edited() )
|
|
{
|
|
setDirty(true);
|
|
}
|
|
|
|
return KJotsEntryBase::isDirty();
|
|
}
|
|
|
|
/*!
|
|
\brief Creates XML code and performs necessary tasks to save file.
|
|
This function should ONLY be called when saving the file.
|
|
*/void KJotsPage::generateXml( TQDomDocument &doc, TQDomElement &parent )
|
|
{
|
|
TQDomElement page = doc.createElement( "KJotsPage" );
|
|
parent.appendChild( page );
|
|
|
|
KJotsEntryBase::generateXml(doc, page); //let the base class save important stuff
|
|
|
|
TQDomElement text = doc.createElement( "Text" );
|
|
TQString saveText = body();
|
|
if ( saveText.contains("]]>") ) {
|
|
saveText.replace("]]>","]]>");
|
|
text.setAttribute("fixed", "1");
|
|
}
|
|
text.appendChild( doc.createCDATASection( saveText ));
|
|
page.appendChild( text );
|
|
|
|
return;
|
|
}
|
|
|
|
/*!
|
|
Parses through XML code from a file.
|
|
*/
|
|
void KJotsPage::parseXml( TQDomElement &me )
|
|
{
|
|
if ( me.tagName() == "KJotsPage" )
|
|
{
|
|
TQDomNode n = me.firstChild();
|
|
while( !n.isNull() )
|
|
{
|
|
TQDomElement e = n.toElement(); // try to convert the node to an element.
|
|
if ( !e.isNull() )
|
|
{
|
|
if ( e.tagName() == "Text" )
|
|
{
|
|
TQString bodyText = e.text();
|
|
if ( e.hasAttribute("fixed") )
|
|
{
|
|
bodyText.replace("]]>", "]]>");
|
|
}
|
|
setBody(bodyText);
|
|
}
|
|
else
|
|
{
|
|
//What was this? Send it to the base class and see if it can figure it out.
|
|
KJotsEntryBase::parseXml(e);
|
|
}
|
|
}
|
|
n = n.nextSibling();
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*!
|
|
\brief Returns HTML for the read-only "book" overview.
|
|
\param top This tells us that we are the toplevel.
|
|
\param diskMode Files saved to disk have a slightly different format.
|
|
*/
|
|
TQString KJotsPage::generateHtml( KJotsEntryBase *top, bool diskMode )
|
|
{
|
|
TQString html;
|
|
TQString htmlSubject = prepForHTML(subject());
|
|
|
|
if ( top == this || diskMode ) {
|
|
html += TQString("<h3><a name=\"%1\">%2</a></h3>").arg(id()).arg(htmlSubject);
|
|
} else {
|
|
html += TQString("<h3><a name=\"%1\" href=\"%2\">%3</a></h3>").arg(id()).arg(id()).arg(htmlSubject);
|
|
}
|
|
html += prepForHTML(body());
|
|
|
|
html += "<br><table border=1><tr>";
|
|
html += TQString("<td><a href=\"#%1\">%2</a></td>").arg(id()).arg(subject());
|
|
|
|
if ( top != this )
|
|
{
|
|
KJotsBook *parent = parentBook();
|
|
while ( parent )
|
|
{
|
|
html += TQString("<td><a href=\"#%1\">%2</a></td>").arg(parent->id()).arg(parent->subject());
|
|
if ( parent == top ) break;
|
|
parent = parent->parentBook();
|
|
}
|
|
}
|
|
html += TQString("</tr></table>");
|
|
|
|
if ( top != this ) html += "<hr>";
|
|
return html;
|
|
}
|
|
|
|
/*!
|
|
\brief Returns Text when saving to a file.
|
|
\param top This is a hint to specify if this book is the "starting point" or not.
|
|
|
|
This functions output moderately formatted text when the user chooses to save as
|
|
a text file.
|
|
*/
|
|
TQString KJotsPage::generateText( void )
|
|
{
|
|
TQString out;
|
|
|
|
//Print Fancy Text header
|
|
TQString line, buf;
|
|
line.fill('#', subject().length() + 2);
|
|
line += "\n";
|
|
out = line + TQString("# ") + subject() + TQString("\n") + line;
|
|
|
|
out += body();
|
|
|
|
out += "\n";
|
|
return out;
|
|
}
|
|
|
|
/* ex: set tabstop=4 softtabstop=4 shiftwidth=4 expandtab: */
|
|
|
|
#include "kjotsentry.moc"
|