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
|
/*
* Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "dragaccepter.h"
#include "concwidget.h"
#include <tqpainter.h>
DragAccepter::DragAccepter(RegExpEditorWindow* editorWindow, RegExpWidget *parent,
const char *name)
: RegExpWidget(editorWindow, parent, name == 0 ? "dragaccepter" : name ),
_drawLine( false )
{
setAcceptDrops(TRUE);
}
TQSize DragAccepter::sizeHint() const
{
return TQSize(10,10);
}
void DragAccepter::paintEvent(TQPaintEvent *e)
{
TQPainter painter(this);
drawPossibleSelection( painter, size() );
if ( _drawLine )
painter.drawLine( 0, height()/2, width(), height()/2 );
RegExpWidget::paintEvent(e);
}
void DragAccepter::mousePressEvent ( TQMouseEvent* event )
{
if ( event->button() == Qt::RightButton ) {
_editorWindow->showRMBMenu( _editorWindow->hasSelection() );
}
else {
RegExpWidget::mousePressEvent( event );
}
}
void DragAccepter::mouseReleaseEvent( TQMouseEvent* event )
{
if ( _editorWindow->isPasteing() && event->button() == Qt::LeftButton ) {
RegExp* regexp = _editorWindow->pasteData();
RegExpWidget *newElm = WidgetFactory::createWidget( regexp, _editorWindow, 0 );
if ( newElm ) {
ConcWidget* elm;
if (! (elm = dynamic_cast<ConcWidget*>( newElm ) ) ) {
elm = new ConcWidget( _editorWindow, newElm, 0 );
}
Q_ASSERT( elm );
RegExpWidget *w = dynamic_cast<RegExpWidget*>(parent());
if (w)
w->addNewConcChild(this, elm);
_editorWindow->updateContent( this );
_editorWindow->clearSelection( true );
}
}
else if ( _editorWindow->isInserting() && event->button() == Qt::LeftButton ) {
if ( WidgetFactory::isContainer( _editorWindow->insertType() ) &&
_editorWindow->pointSelected( mapToGlobal( event->pos() ) ) ) {
RegExpWidget::mouseReleaseEvent( event );
}
else {
RegExpWidget *child = WidgetFactory::createWidget( _editorWindow,
dynamic_cast<TQWidget*>(parent()),
_editorWindow->insertType() );
if ( child ) {
RegExpWidget *w = dynamic_cast<RegExpWidget*>(parent());
if (w)
w->addNewChild(this, child);
_editorWindow->updateContent( child );
child->setFocus();
_editorWindow->clearSelection( true );
}
}
}
_editorWindow->slotEndActions();
}
void DragAccepter::dragEnterEvent(TQDragEnterEvent *event)
{
bool selfDrag = ( event->source() && event->source()->topLevelWidget() == topLevelWidget() && _isSelected );
event->accept(RegExpWidgetDrag::canDecode( event ) && !selfDrag );
}
void DragAccepter::dropEvent(TQDropEvent *event)
{
// The widget will be reparent afterward or part of it will, so no need to give
// it a parent here.
RegExpWidget *newElm = RegExpWidgetDrag::decode( event, _editorWindow, 0 );
ConcWidget* elm;
if ( !(elm = dynamic_cast<ConcWidget*>( newElm ) ) ) {
elm = new ConcWidget( _editorWindow, newElm, 0 );
}
Q_ASSERT( elm );
RegExpWidget *rew = dynamic_cast<RegExpWidget*>(parent());
if (rew)
rew->addNewConcChild(this, elm);
TQWidget *w = dynamic_cast<TQWidget*>(parent());
if (w)
w->update();
_editorWindow->updateContent( this );
bool selfDrag = ( event->source() && event->source()->topLevelWidget() == topLevelWidget() );
if ( ! selfDrag )
_editorWindow->clearSelection( true );
else {
// selection should not be cleared here, since we might want to delete it.
}
event->accept();
}
RegExp* DragAccepter::regExp() const
{
return 0;
}
|
