Diffstat (limited to 'noncore/apps/tableviewer/ui/tvlistview.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/apps/tableviewer/ui/tvlistview.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/noncore/apps/tableviewer/ui/tvlistview.cpp b/noncore/apps/tableviewer/ui/tvlistview.cpp index b25e813..b10ff1d 100644 --- a/noncore/apps/tableviewer/ui/tvlistview.cpp +++ b/noncore/apps/tableviewer/ui/tvlistview.cpp @@ -1,300 +1,300 @@ /********************************************************************** ** Copyright (C) 2000 Trolltech AS. All rights reserved. ** ** This file is part of Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #include "tvlistview.h" #include "../db/common.h" #include <qtoolbutton.h> #include <qlistview.h> #include <qlayout.h> void TVListViewPrivate::setColumnWidth(int column, int width) { if(width > 70) width = 70; QListView::setColumnWidth(column, width); } void TVListViewPrivate::setSorting(int column, bool increasing) { emit sortChanged(column); QListView::setSorting(column, increasing); } TVListViewPrivate::TVListViewPrivate(QWidget *parent, const char* name, WFlags fl) : QListView(parent, name, fl) { ; } class TVListViewItem : public QListViewItem { public: TVListViewItem(QListView *parent, DataElem *d); ~TVListViewItem(); QString text(int i) const { return data_reference->toQString(i); } /* Do nothing... all data for this item should be generated */ void setText(int i, const QString &) { ; } QString key(int i, bool a) const { return data_reference->toSortableQString(i); } void setDataElem(DataElem *d) { data_reference = d; } DataElem *getDataElem() { return data_reference; } private: DataElem *data_reference; }; TVListViewItem::TVListViewItem(QListView *parent, DataElem *d) : QListViewItem(parent) { data_reference = d; } TVListViewItem::~TVListViewItem() { data_reference = 0; } TVListView::TVListView(TableState *t, QWidget* parent, const char *name, WFlags fl ) : QWidget(parent, name, fl) { if (!name) setName("TVListView"); // the next two lines need to be rationalized. resize(318,457); setSizePolicy(QSizePolicy((QSizePolicy::SizeType)7, (QSizePolicy::SizeType)7, sizePolicy().hasHeightForWidth())); setCaption(tr("List View")); QVBoxLayout *layout = new QVBoxLayout(this); layout->setSpacing(0); layout->setMargin(0); listViewDisplay = new TVListViewPrivate(this, "listViewDisplay"); layout->addWidget(listViewDisplay); - connect(listViewDisplay, SIGNAL(currentChanged(QListViewItem *)), this, - SLOT(setCurrent(QListViewItem *))); + connect(listViewDisplay, SIGNAL(currentChanged(QListViewItem*)), this, + SLOT(setCurrent(QListViewItem*))); connect(listViewDisplay, SIGNAL(sortChanged(int)), this, SLOT(setSorting(int))); listViewDisplay->setShowSortIndicator(true); it = new QListViewItemIterator(listViewDisplay); ts = t; } TVListView::~TVListView() { } void TVListView::addItem(DataElem *d) { TVListViewItem *i = new TVListViewItem(listViewDisplay, d); delete it; it = new QListViewItemIterator(i); } /* remove current (it) item */ void TVListView::removeItem() { QListViewItemIterator other(*it); QListViewItemIterator tmp = *it; (*it)++; if (!it->current()) { *it = tmp; (*it)--; if (!it->current()) { delete it; it = 0; } } delete other.current(); } void TVListView::clearItems() { /* This is ok since the destructor for TVListItem does not know about the data_reference pointer.. and hence will leave it alone */ listViewDisplay->clear(); delete it; it = new QListViewItemIterator(listViewDisplay); } void TVListView::first() { delete it; it = new QListViewItemIterator(listViewDisplay); } void TVListView::last() { qWarning("TVListView::last not yet implemented"); } void TVListView::next() { QListViewItemIterator tmp = *it; (*it)++; if (!it->current()) { *it = tmp; } } void TVListView::previous() { QListViewItemIterator tmp = *it; (*it)--; if (!it->current()) { *it = tmp; } } DataElem *TVListView::getCurrentData() { if (it->current()) { return ((TVListViewItem *)it->current())->getDataElem(); } return NULL; } /*! Now to implement the closest match function */ void TVListView::findItem(int keyId, TVVariant value) { QListViewItem *i; TVListViewItem *best_so_far = NULL; /* start at the beginning... go through till find the closest elem */ i = listViewDisplay->firstChild(); while (i) { /* search stuff */ if(best_so_far) { if (DataElem::closer( ((TVListViewItem *)i)->getDataElem(), best_so_far->getDataElem(), value, keyId)) best_so_far = (TVListViewItem *)i; } else { if (DataElem::closer( ((TVListViewItem *)i)->getDataElem(), NULL, value, keyId)) best_so_far = (TVListViewItem *)i; } i = i->itemBelow(); } if (best_so_far) { /* set best_so_far to current element */ delete it; it = new QListViewItemIterator(best_so_far); } } void TVListView::rebuildKeys() { int i; if(!ts) return; if(!ts->kRep) return; i = listViewDisplay->columns(); while(i > 0) listViewDisplay->removeColumn(--i); KeyListIterator kit(*ts->kRep); i = 0; while(kit.current()) { if(!kit.current()->delFlag()) { listViewDisplay->addColumn(kit.current()->name()); keyIds.insert(i, kit.currentKey()); ++i; } ++kit; } } void TVListView::setSorting(int column) { /* Without table state can't do anything */ if (ts == 0) return; if (keyIds[column] != ts->current_column) { ts->current_column = keyIds[column]; } } void TVListView::rebuildData() { int i; QMap<int, int>::Iterator kit; /* Need to set sort order */ if(!ts) return; /* revers lookup the column */ i = -1; for(kit = keyIds.begin(); kit != keyIds.end(); ++kit) { if (kit.data() == ts->current_column) { i = kit.key(); break; } } if (i == -1) return; listViewDisplay->setSorting(i); listViewDisplay->sort(); /* reset current element */ listViewDisplay->setCurrentItem(it->current()); listViewDisplay->setSelected(it->current(), true); listViewDisplay->ensureItemVisible(it->current()); } void TVListView::reset() { int i; listViewDisplay->clear(); i = listViewDisplay->columns(); while (i > 0) listViewDisplay->removeColumn(--i); keyIds.clear(); } void TVListView::setCurrent(QListViewItem *i) { /* cast */ TVListViewItem *t = (TVListViewItem *)i; |