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/***************************************************************************
* Copyright (C) 2006 Nicolas Hadacek <hadacek@kde.org> *
* Copyright (C) 1992-2003 Trolltech AS. *
* *
* 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 "list_view.h"
#include <tqapplication.h>
#include <tqpainter.h>
#include <tqlineedit.h>
#include <tqheader.h>
#include <tqmetaobject.h>
#include <tqvariant.h>
//----------------------------------------------------------------------------
ListView::ListView(TQWidget *parent, const char *name)
: TDEListView(parent, name)
{
TQToolTip::remove(this);
_tooltip = new ListViewToolTip(this);
}
ListView::~ListView()
{
delete _tooltip;
}
TQString ListView::tooltip(const TQListViewItem &, int) const
{
return TQString();
}
void ListView::clear()
{
_editItems.clear();
TDEListView::clear();
}
bool ListView::eventFilter(TQObject *o, TQEvent *e)
{
TQValueList<EditListViewItem *>::const_iterator it;
for (it=_editItems.begin(); it!=_editItems.end(); ++it) {
for (uint i=0; i<(*it)->_editWidgets.count(); i++) {
if ( (*it)->_editWidgets[i]==o ) {
//tqDebug("event %i", e->type());
switch (e->type()) {
case TQEvent::KeyPress: {
TQKeyEvent *ke = TQT_TQKEYEVENT(e);
switch (ke->key()) {
case Key_Enter:
case Key_Return:
(*it)->renameDone(true);
return true;
case Key_Escape:
(*it)->removeEditBox();
return true;
}
break;
}
case TQEvent::FocusOut: {
//tqDebug("focus out %i %i=%i", tqApp->focusWidget(), focusWidget(), (*it)->_editWidgets[i]);
if ( tqApp->focusWidget() && focusWidget()==(*it)->_editWidgets[i] ) break;
//tqDebug("ext");
TQCustomEvent *e = new TQCustomEvent(9999);
TQApplication::postEvent(o, e);
return true;
}
case 9999:
(*it)->renameDone(false);
return true;
default:
//tqDebug(" ignored");
break;
}
}
}
}
return TDEListView::eventFilter(o, e);
}
void ListView::stopRenaming(bool force)
{
TQValueList<EditListViewItem *>::const_iterator it;
for (it=_editItems.begin(); it!=_editItems.end(); ++it)
if ( (*it)->isRenaming() ) (*it)->renameDone(force);
}
//----------------------------------------------------------------------------
void ListViewToolTip::maybeTip(const TQPoint &p)
{
if ( _listView==0 ) return;
const TQListViewItem* item = _listView->itemAt(p);
if ( item==0 ) return;
TQRect rect = _listView->itemRect(item);
if ( !rect.isValid() ) return;
int col = _listView->header()->sectionAt(p.x());
TQString text = _listView->tooltip(*item, col);
if ( !text.isEmpty() ) {
int hpos = _listView->header()->sectionPos(col);
rect.setLeft(hpos);
rect.setRight(hpos + _listView->header()->sectionSize(col));
tip(rect, text);
}
}
//----------------------------------------------------------------------------
EditListViewItem::EditListViewItem(ListView *list)
: TDEListViewItem(list), _renaming(false)
{
setRenameEnabled(0, true);
list->_editItems.append(this);
}
EditListViewItem::EditListViewItem(TDEListViewItem *item)
: TDEListViewItem(item), _renaming(false)
{
setRenameEnabled(0, true);
static_cast<ListView *>(listView())->_editItems.append(this);
}
EditListViewItem::~EditListViewItem()
{
if ( listView() ) static_cast<ListView *>(listView())->_editItems.remove(this);
for (uint i=0; i<_editWidgets.count(); i++) delete _editWidgets[i];
}
void EditListViewItem::paintCell(TQPainter *p, const TQColorGroup &cg, int column, int width, int align)
{
if ( column<int(_editWidgets.count()) && _editWidgets[column] )
p->fillRect(0, 0, width, height(), cg.color(TQColorGroup::Background));
else TDEListViewItem::paintCell(p, cg, column, width, align);
}
void EditListViewItem::startRename()
{
if ( !renameEnabled(0) ) return;
TQListView *lv = listView();
if ( !lv ) return;
TDEListViewItem::startRename(0);
if (renameBox) {
renameBox->removeEventFilter(lv);
renameBox->hide();
lv->removeChild(renameBox);
}
_renaming = true;
_editWidgets.resize(lv->columns());
for (uint i=0; i<_editWidgets.count(); i++) {
TQRect r = lv->itemRect(this);
r = TQRect(lv->viewportToContents(r.topLeft()), r.size());
r.setLeft(lv->header()->sectionPos(i));
r.setWidth(lv->header()->sectionSize(i) - 1);
if ( i==0 ) r.setLeft(r.left() + lv->itemMargin() + (depth() + (lv->rootIsDecorated() ? 1 : 0)) * lv->treeStepSize() - 1);
if ( (lv->contentsX() + lv->visibleWidth())<(r.x() + r.width()) )
lv->scrollBy((r.x() + r.width() ) - ( lv->contentsX() + lv->visibleWidth() ), 0);
if ( r.width()>lv->visibleWidth() ) r.setWidth(lv->visibleWidth());
_editWidgets[i] = editWidgetFactory(i);
if ( _editWidgets[i]==0 ) continue;
_editWidgets[i]->installEventFilter(lv);
lv->addChild(_editWidgets[i], r.x(), r.y());
uint w = TQMIN(r.width(), _editWidgets[i]->sizeHint().width());
_editWidgets[i]->resize(w, r.height());
lv->viewport()->setFocusProxy(_editWidgets[i]);
_editWidgets[i]->setFocus();
_editWidgets[i]->show();
}
}
void EditListViewItem::removeEditBox()
{
TQListView *lv = listView();
if ( !lv ) return;
_renaming = false;
bool resetFocus = false;
for (uint i=0; i<_editWidgets.count(); i++) {
if ( lv->viewport()->focusProxy()==_editWidgets[i] ) resetFocus = true;
delete _editWidgets[i];
}
_editWidgets.clear();
delete renameBox;
renameBox = 0;
if (resetFocus) {
lv->viewport()->setFocusProxy(lv);
lv->setFocus();
}
}
void EditListViewItem::editDone(int col, const TQWidget *edit)
{
if ( edit->metaObject()->findProperty("text", true)!=-1 )
emit listView()->itemRenamed(this, col, edit->property("text").toString());
else if ( edit->metaObject()->findProperty("currentText", true)!=-1 )
emit listView()->itemRenamed(this, col, edit->property("currentText").toString());
}
void EditListViewItem::renameDone(bool force)
{
TQListView *lv = listView();
if ( !lv || !_renaming ) return;
_renaming = false;
for (uint i=0; i<_editWidgets.count(); i++) {
if ( !force && !alwaysAcceptEdit(i) ) continue;
emit lv->itemRenamed(this, i);
if ( _editWidgets[i] ) editDone(i, _editWidgets[i]);
}
removeEditBox();
}
int EditListViewItem::width(const TQFontMetrics &fm, const TQListView *lv, int col) const
{
int w = TDEListViewItem::width(fm, lv, col);
TQWidget *edit = editWidgetFactory(col);
if ( edit==0 ) return w;
w = TQMAX(w, edit->sizeHint().width());
delete edit;
return w;
}
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