-
-
Notifications
You must be signed in to change notification settings - Fork 3k
/
qgsattributetable.cpp
776 lines (667 loc) · 20.8 KB
/
qgsattributetable.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
/***************************************************************************
qgsattributetable.cpp - description
-------------------
begin : Sat Nov 23 2002
copyright : (C) 2002 by Gary E.Sherman
email : sherman at mrcc dot com
Romans 3:23=>Romans 6:23=>Romans 5:8=>Romans 10:9,10=>Romans 12
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
/* $Id$ */
#include <QLineEdit>
#include <QValidator>
#include "qgsattributetable.h"
#include "qgsfield.h"
#include "qgslogger.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorlayer.h"
#include <QApplication>
#include <QClipboard>
#include <QHeaderView>
#include <QKeyEvent>
#include <QMenu>
QgsAttributeTableItemDelegate::QgsAttributeTableItemDelegate( QgsAttributeTable *table, QObject *parent )
: QItemDelegate( parent ), mTable( table )
{
}
QWidget *QgsAttributeTableItemDelegate::createEditor(
QWidget *parent,
const QStyleOptionViewItem &option,
const QModelIndex &index ) const
{
QWidget *editor = QItemDelegate::createEditor( parent, option, index );
QLineEdit *le = dynamic_cast<QLineEdit*>( editor );
if ( !le )
return editor;
int col = index.column();
QTableWidgetItem *twi = mTable->horizontalHeaderItem( col );
if ( !twi )
{
QgsDebugMsg( QString( "horizontalHeaderItem %1 not found" ).arg( col ) );
return editor;
}
int type = twi->data( QgsAttributeTable::AttributeType ).toInt();
if ( type == QVariant::Int )
{
le->setValidator( new QIntValidator( le ) );
}
else if ( type == QVariant::Double )
{
le->setValidator( new QDoubleValidator( le ) );
}
return editor;
}
QgsAttributeTable::QgsAttributeTable( QWidget * parent ) :
QTableWidget( parent ),
lockKeyPressed( false ),
mEditable( false ),
mEdited( false ),
mActionPopup( 0 ),
mPreviousSortIndicatorColumn( -1 )
{
QFont f( font() );
#ifdef Q_WS_MAC
// The default application font for OS X is Lucida Grande 13 point; for small, use 11 point
f.setPointSize( 11 );
#else
f.setFamily( "Helvetica" );
f.setPointSize( 9 );
#endif
setFont( f );
mDelegate = new QgsAttributeTableItemDelegate( this );
setItemDelegate( mDelegate );
setSelectionBehavior( QAbstractItemView::SelectRows );
connect( this, SIGNAL( itemSelectionChanged() ), this, SLOT( handleChangedSelections() ) );
connect( horizontalHeader(), SIGNAL( sectionClicked( int ) ), this, SLOT( columnClicked( int ) ) );
connect( verticalHeader(), SIGNAL( sectionClicked( int ) ), this, SLOT( rowClicked( int ) ) );
setFocus();
}
QgsAttributeTable::~QgsAttributeTable()
{
delete mActionPopup;
delete mDelegate;
}
void QgsAttributeTable::setReadOnly( bool b )
{
blockSignals(true);
setEditTriggers( b ? QAbstractItemView::NoEditTriggers :
QAbstractItemView::DoubleClicked | QAbstractItemView::EditKeyPressed );
if ( !b )
{
setColumnReadOnly( 0, true );
}
blockSignals(false);
}
void QgsAttributeTable::setColumnReadOnly( int col, bool ro )
{
for ( int i = 0; i < rowCount(); ++i )
{
QTableWidgetItem *twi = item( i, col );
twi->setFlags( ro ? twi->flags() & ~Qt::ItemIsEditable : twi->flags() | Qt::ItemIsEditable );
}
}
void QgsAttributeTable::columnClicked( int col )
{
QApplication::setOverrideCursor( Qt::WaitCursor );
//store the ids of the selected rows in a list
QList<int> idsOfSelected;
QList<QTableWidgetSelectionRange> selection = selectedRanges();
for ( int i = 0; i < selection.count(); i++ )
{
for ( int j = selection.at( i ).topRow(); j <= selection.at( i ).bottomRow(); j++ )
{
idsOfSelected.append( item( j, 0 )->text().toInt() );
}
}
QHeaderView *header = horizontalHeader();
if ( !header->isSortIndicatorShown() )
{
header->setSortIndicatorShown( true );
header->setSortIndicator( col, Qt::AscendingOrder );
}
if ( col != mPreviousSortIndicatorColumn )
{
// Workaround for QTableView sortIndicator displayed in wrong direction
header->setSortIndicator( col, header->sortIndicatorOrder() == Qt::AscendingOrder ?
Qt::DescendingOrder : Qt::AscendingOrder );
}
mPreviousSortIndicatorColumn = col;
sortColumn( col, header->sortIndicatorOrder() == Qt::DescendingOrder );
//clear and rebuild rowIdMap. Overwrite sortColumn later and sort rowIdMap there
rowIdMap.clear();
int id;
for ( int i = 0; i < rowCount(); i++ )
{
id = item( i, 0 )->text().toInt();
rowIdMap.insert( id, i );
}
disconnect( this, SIGNAL( itemSelectionChanged() ), this, SLOT( handleChangedSelections() ) );
clearSelection();
//select the rows again after sorting
QList < int >::iterator it;
for ( it = idsOfSelected.begin(); it != idsOfSelected.end(); ++it )
{
selectRowWithId(( *it ) );
}
connect( this, SIGNAL( itemSelectionChanged() ), this, SLOT( handleChangedSelections() ) );
QApplication::restoreOverrideCursor();
}
void QgsAttributeTable::keyPressEvent( QKeyEvent * ev )
{
if ( ev->key() == Qt::Key_Control || ev->key() == Qt::Key_Shift )
{
lockKeyPressed = true;
}
}
void QgsAttributeTable::keyReleaseEvent( QKeyEvent * ev )
{
if ( ev->key() == Qt::Key_Control || ev->key() == Qt::Key_Shift )
{
lockKeyPressed = false;
}
}
void QgsAttributeTable::handleChangedSelections()
{
emit selectionRemoved( false );
QList<QTableWidgetSelectionRange> selectedItemRanges = selectedRanges();
QList<QTableWidgetSelectionRange>::const_iterator range_it = selectedItemRanges.constBegin();
for ( ; range_it != selectedItemRanges.constEnd(); ++range_it )
{
for ( int index = range_it->topRow(); index <= range_it->bottomRow(); index++ )
{
emit selected( item( index, 0 )->text().toInt(), false );
}
}
//don't send the signal repaintRequested() from here
//but in mouseReleaseEvent() and rowClicked(int)
//todo: don't repaint in case of double clicks
}
void QgsAttributeTable::insertFeatureId( int id, int row )
{
rowIdMap.insert( id, row );
}
void QgsAttributeTable::selectRowWithId( int id )
{
QMap < int, int >::iterator it = rowIdMap.find( id );
setRangeSelected( QTableWidgetSelectionRange( it.value(), 0, it.value(), columnCount() - 1 ), true );
}
void QgsAttributeTable::sortColumn( int col, bool ascending )
{
int type = horizontalHeaderItem( col )->data( QgsAttributeTable::AttributeType ).toInt();
qsort( 0, rowCount() - 1, col, ascending, type != QVariant::Int && type != QVariant::Double );
}
/**
XXX Doesn't QString have something ilke this already?
*/
int QgsAttributeTable::compareItems( QString s1, QString s2, bool ascending, bool alphanumeric )
{
if ( alphanumeric )
{
if ( s1 > s2 )
{
if ( ascending )
{
return 1;
}
else
{
return -1;
}
}
else if ( s1 < s2 )
{
if ( ascending )
{
return -1;
}
else
{
return 1;
}
}
else if ( s1 == s2 )
{
return 0;
}
}
else //numeric
{
double d1 = s1.toDouble();
double d2 = s2.toDouble();
if ( d1 > d2 )
{
if ( ascending )
{
return 1;
}
else
{
return -1;
}
}
else if ( d1 < d2 )
{
if ( ascending )
{
return -1;
}
else
{
return 1;
}
}
else if ( d1 == d2 )
{
return 0;
}
}
return 0; // XXX has to return something; is this reasonable?
}
void QgsAttributeTable::qsort( int lower, int upper, int col, bool ascending, bool alphanumeric )
{
int i, j;
QString v;
if ( upper > lower )
{
//chose a random element (this avoids n^2 worst case)
int element = int (( double )rand() / ( double )RAND_MAX * ( upper - lower ) + lower );
swapRows( element, upper );
v = item( upper, col )->text();
i = lower - 1;
j = upper;
for ( ;; )
{
while ( compareItems( item( ++i, col )->text(), v, ascending, alphanumeric ) == -1 )
;
while ( compareItems( item( --j, col )->text(), v, ascending, alphanumeric ) == 1 && j > 0 ); //make sure that j does not get negative
if ( i >= j )
{
break;
}
swapRows( i, j );
}
swapRows( i, upper );
qsort( lower, i - 1, col, ascending, alphanumeric );
qsort( i + 1, upper, col, ascending, alphanumeric );
}
}
void QgsAttributeTable::swapRows( int row1, int row2 )
{
for ( int col = 0; col < columnCount(); col++ )
{
QTableWidgetItem *item = takeItem( row1, col );
setItem( row1, col, takeItem( row2, col ) );
setItem( row2, col, item );
}
}
void QgsAttributeTable::contextMenuEvent( QContextMenuEvent *event )
{
const QPoint& pos = event->globalPos();
int row = rowAt( pos.x() );
int col = columnAt( pos.y() );
// Duplication of code in qgsidentufyresults.cpp. Consider placing
// in a seperate class
if ( mActionPopup == 0 )
{
mActionPopup = new QMenu();
mActionPopup->addAction( tr( "Run action" ) );
mActionPopup->addSeparator();
QgsAttributeAction::aIter iter = mActions.begin();
for ( int j = 0; iter != mActions.end(); ++iter, ++j )
{
QAction* a = mActionPopup->addAction( iter->name() );
// The menu action stores an integer that is used later on to
// associate an menu action with an actual qgis action.
a->setData( QVariant::fromValue( j ) );
}
connect( mActionPopup, SIGNAL( triggered( QAction* ) ),
this, SLOT( popupItemSelected( QAction* ) ) );
}
// Get and store the attribute values and their column names are
// these are needed for substituting into the actions if the user
// chooses one.
mActionValues.clear();
for ( int i = 0; i < columnCount(); ++i )
{
if ( row >= 0 ) //prevent crash if row is negative, see ticket #1149
{
mActionValues.push_back(
std::make_pair(
horizontalHeaderItem( i )->text(),
item( row, i )->text() ) );
}
}
// The item that was clicked on, stored as an index into the
// mActionValues vector.
mClickedOnValue = col;
if ( mActions.size() > 0 )
mActionPopup->popup( pos );
}
void QgsAttributeTable::popupItemSelected( QAction* menuAction )
{
int id = menuAction->data().toInt();
mActions.doAction( id, mActionValues, mClickedOnValue );
}
/* Deprecated: See QgisApp::editCopy() instead */
void QgsAttributeTable::copySelectedRows()
{
// Copy selected rows to the clipboard
QString toClipboard;
const char fieldSep = '\t';
// Pick up the headers first
for ( int i = 0; i < columnCount(); ++i )
toClipboard += horizontalHeaderItem( i )->text() + fieldSep;
toClipboard += '\n';
QList<QTableWidgetSelectionRange> selection = selectedRanges();
// Then populate with the cell contents
for ( int i = 0; i < selection.count(); ++i )
{
QTableWidgetSelectionRange sel = selection.at( i );
for ( int row = sel.topRow(); row < sel.topRow() + sel.rowCount(); ++row )
{
for ( int column = 0; column < columnCount(); ++column )
toClipboard += item( row, column )->text() + fieldSep;
toClipboard += '\n';
}
}
#ifdef QGISDEBUG
std::cerr << "Selected data in table is:\n" << toClipboard.data(); // OK
#endif
// And then copy to the clipboard
QClipboard* clipboard = QApplication::clipboard();
// With qgis running under Linux, but with a Windows based X
// server (Xwin32), ::Selection was necessary to get the data into
// the Windows clipboard (which seems contrary to the Qt
// docs). With a Linux X server, ::Clipboard was required.
// The simple solution was to put the text into both clipboards.
// The ::Selection setText() below one may need placing inside so
// #ifdef so that it doesn't get compiled under Windows.
clipboard->setText( toClipboard, QClipboard::Selection );
clipboard->setText( toClipboard, QClipboard::Clipboard );
}
void QgsAttributeTable::fillTable( QgsVectorLayer *layer )
{
blockSignals(true);
const QgsFieldMap &fields = layer->pendingFields();
// set up the column headers
setColumnCount( fields.size() + 1 );
setHorizontalHeaderItem( 0, new QTableWidgetItem( "id" ) ); //label for the id-column
int h = 1;
for ( QgsFieldMap::const_iterator fldIt = fields.begin(); fldIt != fields.end(); fldIt++, h++ )
{
QgsDebugMsg( QString( "%1: field %2: %3 | %4" )
.arg( h ).arg( fldIt.key() ).arg( fldIt->name() ).arg( QVariant::typeToName( fldIt->type() ) ) );
QTableWidgetItem *twi = new QTableWidgetItem( fldIt->name() );
twi->setData( AttributeIndex, fldIt.key() );
twi->setData( AttributeName, fldIt->name() );
twi->setData( AttributeType, fldIt->type() );
setHorizontalHeaderItem( h, twi );
mAttrIdxMap.insert( fldIt.key(), h );
}
QgsFeatureList features;
if ( layer->selectedFeatureCount() == 0 )
{
layer->select( layer->pendingAllAttributesList(), QgsRect(), false );
QgsFeature f;
while ( layer->getNextFeature( f ) )
features << f;
}
else
{
features = layer->selectedFeatures();
}
setRowCount( features.size() );
for ( int i = 0; i < features.size(); i++ )
putFeatureInTable( i, features[i] );
// Default row height is too tall
resizeRowsToContents();
// Make each column wide enough to show all the contents
for ( int i = 0; i < columnCount(); i++ )
resizeColumnToContents( i );
blockSignals(false);
}
void QgsAttributeTable::putFeatureInTable( int row, const QgsFeature& fet )
{
// Prevent a crash if a provider doesn't update the feature count properly
if ( row >= rowCount() )
{
setRowCount( row + 1 );
}
//id-field
int id = fet.featureId();
QTableWidgetItem *twi = new QTableWidgetItem( QString::number( id ) );
twi->setTextAlignment( Qt::AlignRight | Qt::AlignVCenter );
setItem( row, 0, twi );
insertFeatureId( id, row ); //insert the id into the search tree of qgsattributetable
const QgsAttributeMap& attr = fet.attributeMap();
for ( QgsAttributeMap::const_iterator it = attr.begin(); it != attr.end(); ++it )
{
if ( !mAttrIdxMap.contains( it.key() ) )
continue;
int h = mAttrIdxMap[ it.key()];
twi = horizontalHeaderItem( h );
if ( !twi )
{
QgsDebugMsg( "header item not found." );
continue;
}
int type = twi->data( AttributeType ).toInt();
bool isNum = ( type == QVariant::Double || type == QVariant::Int );
QString value;
// get the field values
if ( it->isNull() )
{
if ( isNum )
value = "";
else
value = "NULL";
}
else
{
value = it->toString();
}
twi = new QTableWidgetItem( value );
if ( isNum )
twi->setTextAlignment( Qt::AlignRight | Qt::AlignVCenter );
setItem( row, h, twi );
}
}
void QgsAttributeTable::bringSelectedToTop()
{
blockSignals( true );
horizontalHeader()->setSortIndicatorShown( false );
mPreviousSortIndicatorColumn = -1;
int swaptorow = 0;
QList<QTableWidgetSelectionRange> selections = selectedRanges();
bool removeselection;
for ( QList<QTableWidgetSelectionRange>::iterator iter = selections.begin();iter != selections.end();++iter )
{
removeselection = true;
while ( item( swaptorow, 0 )->isSelected() )//selections are not necessary stored in ascending order
{
++swaptorow;
}
for ( int j = iter->topRow();j <= iter->bottomRow();++j )
{
if ( j > swaptorow )//selections are not necessary stored in ascending order
{
swapRows( j, swaptorow );
setRangeSelected( QTableWidgetSelectionRange( swaptorow, 0, swaptorow, columnCount() - 1 ), true );
++swaptorow;
}
else
{
removeselection = false;//keep selection
}
}
if ( removeselection )
{
setRangeSelected( *iter, false );
}
}
//clear and rebuild rowIdMap.
rowIdMap.clear();
int id;
for ( int i = 0; i < rowCount(); i++ )
{
id = item( i, 0 )->text().toInt();
rowIdMap.insert( id, i );
}
blockSignals( false );
}
void QgsAttributeTable::selectRowsWithId( const QgsFeatureIds& ids )
{
/*
// if selecting rows takes too much time we can use progress dialog
QProgressDialog progress( tr("Updating selection..."), tr("Abort"), 0, mSelected.size(), tabledisplay);
int i=0;
for(std::set<int>::iterator iter=mSelected.begin();iter!=mSelected.end();++iter)
{
++i;
progress.setValue(i);
qApp->processEvents();
if(progress.wasCanceled())
{
//deselect the remaining features if action was canceled
mSelected.erase(iter,--mSelected.end());
break;
}
selectRowWithId(*iter);//todo: avoid that the table gets repainted during each selection
}
*/
// to select more rows at once effectively, we stop sending signals to handleChangedSelections()
// otherwise it will repaint map everytime row is selected
disconnect( this, SIGNAL( itemSelectionChanged() ), this, SLOT( handleChangedSelections() ) );
clearSelection();
QgsFeatureIds::const_iterator it;
for ( it = ids.begin(); it != ids.end(); it++ )
{
selectRowWithId( *it );
}
connect( this, SIGNAL( itemSelectionChanged() ), this, SLOT( handleChangedSelections() ) );
emit repaintRequested();
}
void QgsAttributeTable::showRowsWithId( const QgsFeatureIds& ids )
{
setUpdatesEnabled( false );
// hide all rows first
for ( int i = 0; i < rowCount(); i++ )
hideRow( i );
// show only matching rows
QgsFeatureIds::const_iterator it;
for ( it = ids.begin(); it != ids.end(); it++ )
{
showRow( rowIdMap[*it] );
}
clearSelection(); // deselect all
setUpdatesEnabled( true );
}
void QgsAttributeTable::showAllRows()
{
for ( int i = 0; i < rowCount(); i++ )
showRow( i );
}
void QgsAttributeTable::rowClicked( int row )
{
if ( checkSelectionChanges() )//only repaint the canvas if the selection has changed
{
emit repaintRequested();
}
}
void QgsAttributeTable::mouseReleaseEvent( QMouseEvent* e )
{
QTableWidget::mouseReleaseEvent( e );
if ( checkSelectionChanges() )//only repaint the canvas if the selection has changed
{
emit repaintRequested();
}
}
bool QgsAttributeTable::checkSelectionChanges()
{
std::set<int> theCurrentSelection;
QList<QTableWidgetSelectionRange> selectedItemRanges = selectedRanges();
QList<QTableWidgetSelectionRange>::const_iterator range_it = selectedItemRanges.constBegin();
for ( ; range_it != selectedItemRanges.constEnd(); ++range_it )
{
for ( int index = range_it->topRow(); index <= range_it->bottomRow(); index++ )
{
theCurrentSelection.insert( index );
}
}
if ( theCurrentSelection == mLastSelectedRows )
{
return false;
}
else
{
mLastSelectedRows = theCurrentSelection;
return true;
}
}
void QgsAttributeTable::attributeValueChanged( int fid, int idx, const QVariant &value )
{
if ( !rowIdMap.contains( fid ) )
return;
if ( !mAttrIdxMap.contains( idx ) )
return;
QTableWidgetItem *twi = horizontalHeaderItem( mAttrIdxMap[ idx ] );
if ( !twi )
{
QgsDebugMsg( "header item not found." );
return;
}
int type = twi->data( AttributeType ).toInt();
bool isNum = ( type == QVariant::Double || type == QVariant::Int );
QString v;
// get the field values
if ( value.isNull() )
{
if ( isNum )
v = "";
else
v = "NULL";
}
else
{
v = value.toString();
}
item( rowIdMap[fid], mAttrIdxMap[idx] )->setText( v );
}
void QgsAttributeTable::featureDeleted( int fid )
{
if ( !rowIdMap.contains( fid ) )
return;
int row = rowIdMap[fid];
removeRow( row );
for ( QMap<int, int>::iterator it = rowIdMap.begin(); it != rowIdMap.end(); it++ )
if ( it.value() > row )
rowIdMap[ it.key()]--;
}
void QgsAttributeTable::addAttribute( int attr, const QgsField &fld )
{
QTableWidgetItem *twi = new QTableWidgetItem( fld.name() );
twi->setData( AttributeIndex, attr );
twi->setData( AttributeName, fld.name() );
twi->setData( AttributeType, fld.type() );
insertColumn( columnCount() );
setHorizontalHeaderItem( columnCount() - 1, twi );
mAttrIdxMap.insert( attr, columnCount() - 1 );
}
void QgsAttributeTable::deleteAttribute( int attr )
{
int column = mAttrIdxMap[attr];
removeColumn( column );
mAttrIdxMap.remove( attr );
for ( QMap<int, int>::iterator it = mAttrIdxMap.begin(); it != mAttrIdxMap.end(); it++ )
{
if ( it.value() > column )
mAttrIdxMap[ it.key()]--;
}
}