Mercurial > octave

annotate libgui/graphics/Object.cc @ 22323:bac0d6f07a3e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
maint: Update copyright notices for 2016.
author John W. Eaton <jwe@octave.org>
date Wed, 17 Aug 2016 01:05:19 -0400
parents 2fd4f1a3f4a8
children c69805d1fa64
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
1 /*
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
2
22323
bac0d6f07a3e maint: Update copyright notices for 2016.
John W. Eaton <jwe@octave.org>
parents: 22250
diff changeset
3 Copyright (C) 2011-2016 Michael Goffioul
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
4
18500
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
5 This file is part of Octave.
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
6
18500
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
7 Octave is free software; you can redistribute it and/or modify it
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
8 under the terms of the GNU General Public License as published by the
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
9 Free Software Foundation; either version 3 of the License, or (at your
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
10 option) any later version.
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
11
18500
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
12 Octave is distributed in the hope that it will be useful, but WITHOUT
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
15 for more details.
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
16
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
17 You should have received a copy of the GNU General Public License
18500
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
18 along with Octave; see the file COPYING. If not, see
49877d3be064 update copyright notices for new QtHandles code
John W. Eaton <jwe@octave.org>
parents: 18498
diff changeset
19 <http://www.gnu.org/licenses/>.
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
20
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
21 */
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
22
21724
aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef"
John W. Eaton <jwe@octave.org>
parents: 21301
diff changeset
23 #if defined (HAVE_CONFIG_H)
21301
40de9f8f23a6 Use '#include "config.h"' rather than <config.h>.
Rik <rik@octave.org>
parents: 21203
diff changeset
24 # include "config.h"
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
25 #endif
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
26
19681
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
27 #include <QString>
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
28 #include <QVariant>
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
29
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
30 #include "Backend.h"
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
31 #include "Object.h"
18505
fb96b7f55242 rename file to avoid clash on case-insenstive filesystems (bug #41658)
John W. Eaton <jwe@octave.org>
parents: 18501
diff changeset
32 #include "QtHandlesUtils.h"
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
33
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
34 namespace QtHandles
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
35 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
36
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
37 Object::Object (const graphics_object& go, QObject* obj)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
38 : QObject (), m_handle (go.get_handle ()), m_qobject (0)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
39 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
40 gh_manager::auto_lock lock (false);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
41
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
42 if (! lock)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
43 qCritical ("QtHandles::Object::Object: "
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
44 "creating Object (h=%g) without a valid lock!!!",
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
45 m_handle.value ());
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
46
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
47 init (obj);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
48 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
49
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
50 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
51 Object::init (QObject* obj, bool)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
52 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
53 if (m_qobject)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
54 qCritical ("QtHandles::Object::init: "
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
55 "resetting QObject while in invalid state");
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
56
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
57 m_qobject = obj;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
58
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
59 if (m_qobject)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
60 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
61 m_qobject->setProperty ("QtHandles::Object",
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
62 qVariantFromValue<void*> (this));
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
63 connect (m_qobject, SIGNAL (destroyed (QObject*)),
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
64 SLOT (objectDestroyed (QObject*)));
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
65 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
66 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
67
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
68 Object::~Object (void)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
69 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
70 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
71
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
72 graphics_object
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
73 Object::object (void) const
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
74 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
75 gh_manager::auto_lock lock (false);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
76
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
77 if (! lock)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
78 qCritical ("QtHandles::Object::object: "
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
79 "accessing graphics object (h=%g) without a valid lock!!!",
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
80 m_handle.value ());
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
81
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
82 return gh_manager::get_object (m_handle);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
83 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
84
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
85 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
86 Object::slotUpdate (int pId)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
87 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
88 gh_manager::auto_lock lock;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
89
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
90 switch (pId)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
91 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
92 // Special case for objects being deleted, as it's very likely
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
93 // that the graphics_object already has been destroyed when this
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
94 // is executed (because of the async behavior).
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
95 case base_properties::ID_BEINGDELETED:
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
96 beingDeleted ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
97 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
98
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
99 default:
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
100 if (object ().valid_object ())
18692
fe0e34be5576 maint: untabify recently added code files.
Rik <rik@octave.org>
parents: 18505
diff changeset
101 update (pId);
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
102 break;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
103 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
104 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
105
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
106 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
107 Object::slotFinalize (void)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
108 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
109 gh_manager::auto_lock lock;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
110
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
111 finalize ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
112 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
113
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
114 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
115 Object::slotRedraw (void)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
116 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
117 gh_manager::auto_lock lock;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
118
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
119 if (object ().valid_object ())
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
120 redraw ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
121 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
122
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
123 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
124 Object::slotPrint (const QString& file_cmd, const QString& term)
19681
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
125 {
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
126 gh_manager::auto_lock lock;
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
127
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
128 if (object ().valid_object ())
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
129 print (file_cmd, term);
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
130 }
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
131
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
132 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
133 Object::update (int /* pId */)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
134 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
135 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
136
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
137 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
138 Object::finalize (void)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
139 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
140 if (m_qobject)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
141 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
142 delete m_qobject;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
143 m_qobject = 0;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
144 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
145 deleteLater ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
146 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
147
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
148 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
149 Object::redraw (void)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
150 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
151 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
152
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
153 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
154 Object::print (const QString& /* file_cmd */, const QString& /* term */)
19681
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
155 {
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
156 }
35bca657d74d printing for Qt plot widget (bug #42537)
John W. Eaton <jwe@octave.org>
parents: 18692
diff changeset
157
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
158 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
159 Object::beingDeleted (void)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
160 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
161 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
162
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
163 void Object::objectDestroyed (QObject* obj)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
164 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
165 if (obj && obj == m_qobject)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
166 m_qobject = 0;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
167 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
168
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
169 Object*
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
170 Object::parentObject (const graphics_object& go)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
171 {
19954
b6061813a693 always obtain gh_manager lock before accessing graphics objects
John W. Eaton <jwe@octave.org>
parents: 19755
diff changeset
172 gh_manager::auto_lock lock;
b6061813a693 always obtain gh_manager lock before accessing graphics objects
John W. Eaton <jwe@octave.org>
parents: 19755
diff changeset
173
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
174 Object* parent = Backend::toolkitObject
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
175 (gh_manager::get_object (go.get_parent ()));
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
176
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
177 return parent;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
178 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
179
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
180 Object*
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19954
diff changeset
181 Object::fromQObject (QObject* obj)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
182 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
183 QVariant v = obj->property ("QtHandles::Object");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
184
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
185 if (v.isValid ())
22250
2fd4f1a3f4a8 allow building with Qt5 (bug #40252)
John W. Eaton <jwe@octave.org>
parents: 21724
diff changeset
186 return reinterpret_cast<Object*> (qvariant_cast<void*> (v));
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
187
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
188 return 0;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
189 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
190
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
191 }; // namespace QtHandles