blob: 0cb86d2c4abf0dd4b538f0999ddf92516f2a4ad4 (
plain)
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
|
#include <ntqdragobject.h>
#include <ntqapplication.h>
#include "listview.h"
#include "dnd.h"
ListView::ListView( TQWidget* parent, const char* name )
: TQListView( parent, name )
{
setAcceptDrops( TRUE );
setSorting( -1, FALSE );
dragging = FALSE;
}
ListView::~ListView()
{
}
void ListView::dragEnterEvent( TQDragEnterEvent *e )
{
if ( e->provides( "text/dragdemotag" ) )
e->accept();
}
void ListView::dropEvent( TQDropEvent *e )
{
if ( !e->provides( "text/dragdemotag" ) )
return;
TQString tag;
if ( TQTextDrag::decode( e, tag ) ) {
IconItem item = ((DnDDemo*) parentWidget())->findItem( tag );
TQListViewItem *after = itemAt( viewport()->mapFromParent( e->pos() ) );
ListViewItem *litem = new ListViewItem( this, after, item.name(), tag );
litem->setPixmap( 0, *item.pixmap() );
}
}
void ListView::contentsMousePressEvent( TQMouseEvent *e )
{
TQListView::contentsMousePressEvent( e );
dragging = TRUE;
pressPos = e->pos();
}
void ListView::contentsMouseMoveEvent( TQMouseEvent *e )
{
TQListView::contentsMouseMoveEvent( e );
if ( ! dragging ) return;
if ( !currentItem() ) return;
if ( ( pressPos - e->pos() ).manhattanLength() > TQApplication::startDragDistance() ) {
TQTextDrag *drg = new TQTextDrag( ((ListViewItem*)currentItem())->tag(), this );
const TQPixmap *p = ((ListViewItem*)currentItem())->pixmap( 0 );
if (p)
drg->setPixmap(*p);
drg->setSubtype( "dragdemotag" );
drg->dragCopy();
dragging = FALSE;
}
}
void ListView::contentsMouseReleaseEvent( TQMouseEvent *e )
{
TQListView::contentsMouseReleaseEvent( e );
dragging = FALSE;
}
|
