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/* KPilot
**
** Copyright (C) 2000-2001 by Adriaan de Groot
**
** This file defines a specialization of KListView that can
** be used to sort some fixed set of object into some fixed
** set of categories.
*/
/*
** 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.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program in a file called COPYING; if not, write to
** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
** MA 02110-1301, USA.
*/
/*
** Bug reports and questions can be sent to kde-pim@kde.org
*/
#include "options.h"
#include <tqpainter.h>
#include <klocale.h>
#include "listCat.moc"
ListCategorizer::ListCategorizer(TQWidget * parent,
const char *name) :
KListView(parent, name),
fStartOpen(false)
{
FUNCTIONSETUP;
setupWidget();
}
ListCategorizer::ListCategorizer(const TQStringList & i,
bool startOpen,
TQWidget * parent,
const char *name) :
KListView(parent, name),
fStartOpen(startOpen)
{
FUNCTIONSETUP;
addCategories(i);
}
void ListCategorizer::addCategories(const TQStringList & l)
{
FUNCTIONSETUP;
TQStringList::ConstIterator i;
for (i = l.begin(); i != l.end(); ++i)
{
(void) addCategory(*i);
}
}
TQListViewItem *ListCategorizer::addCategory(const TQString & name,
const TQString & desc)
{
FUNCTIONSETUP;
TQListViewItem *m = new TQListViewItem(this, name, desc);
m->setSelectable(false);
m->setOpen(fStartOpen);
return m;
}
void ListCategorizer::setupWidget()
{
FUNCTIONSETUP;
addColumn(i18n("Category"));
addColumn(i18n("Description"));
setItemsMovable(false);
setDragEnabled(true);
setAcceptDrops(true);
setDropVisualizer(true);
setRootIsDecorated(true);
}
/* virtual */ bool ListCategorizer::acceptDrag(TQDropEvent * event) const
{
FUNCTIONSETUP;
if (!(event->source()))
return false;
TQListViewItem *p = itemAt(event->pos());
if (!p)
return false;
return true;
}
/* virtual */ void ListCategorizer::contentsDropEvent(TQDropEvent * e)
{
FUNCTIONSETUP;
cleanDropVisualizer();
if (!acceptDrag(e))
return;
e->accept();
TQListViewItem *p = itemAt(e->pos());
TQListViewItem *selection = currentItem();
if (!p)
{
WARNINGKPILOT << "Drop without a category!" << endl;
return;
}
TQListViewItem *category = p->parent();
if (!category)
{
category = p;
}
moveItem(selection, category, 0L);
}
/* virtual */ void ListCategorizer::startDrag()
{
FUNCTIONSETUP;
TQListViewItem *p = currentItem();
if (!p || !p->parent())
return;
KListView::startDrag();
}
TQStringList ListCategorizer::listSiblings(const TQListViewItem * p, int column) const
{
FUNCTIONSETUP;
TQStringList l;
while (p)
{
l.append(p->text(column));
p = p->nextSibling();
}
return l;
}
TQListViewItem *ListCategorizer::findCategory(const TQString & category) const
{
FUNCTIONSETUP;
TQListViewItem *p = firstChild();
while (p)
{
if (p->text(0) == category)
return p;
p = p->nextSibling();
}
return 0L;
}
TQListViewItem *ListCategorizer::addItem(const TQString & category,
const TQString & name, const TQString & description)
{
FUNCTIONSETUP;
TQListViewItem *p = findCategory(category);
if (!p)
return 0L;
return new TQListViewItem(p, name, description);
}
#define RVPAD (4)
RichListViewItem::RichListViewItem(TQListViewItem *p,
TQString l,
int c) :
TQListViewItem(p,l)
{
FUNCTIONSETUP;
fColumns=c;
fIsRich = new bool[c];
fRect = new QRect[c];
for (int i=0; i<c; i++)
{
fIsRich[i]=false;
}
}
RichListViewItem::~RichListViewItem()
{
FUNCTIONSETUP;
delete[] fIsRich;
delete[] fRect;
}
void RichListViewItem::computeHeight(int c)
{
FUNCTIONSETUP;
if (!fIsRich[c]) return;
TQListView *v = listView();
fRect[c] = v->fontMetrics().boundingRect(v->itemMargin()+RVPAD,0+RVPAD,
v->columnWidth(c)-v->itemMargin()-RVPAD,300,
AlignLeft | AlignTop | WordBreak,
text(c));
}
/* virtual */ void RichListViewItem::setup()
{
FUNCTIONSETUP;
TQListViewItem::setup();
int h = height();
for (int i=0; i<fColumns; i++)
{
computeHeight(i);
h = kMax(h,fRect[i].height()+2*RVPAD);
}
setHeight(h);
}
/* virtual */ void RichListViewItem::paintCell(TQPainter *p,
const TQColorGroup &gc,
int column,
int width,
int alignment)
{
FUNCTIONSETUP;
if ((!column) || (!fIsRich[column]))
{
TQListViewItem::paintCell(p,gc,column,width,alignment);
return;
}
TQListView *v = listView();
p->eraseRect(0,0,width,height());
p->setBackgroundColor(gc.background());
p->eraseRect(RVPAD,RVPAD,width-RVPAD,height()-RVPAD);
p->setPen(gc.text());
p->drawText(v->itemMargin()+RVPAD,0+RVPAD,
width-v->itemMargin()-RVPAD,height()-RVPAD,
AlignTop | AlignLeft | WordBreak,
text(column),
-1,
&fRect[column]);
}
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