From 8a56f39c1ee4e04975eeac4e11368cece91e38b5 Mon Sep 17 00:00:00 2001 From: Anders Bakken Date: Mon, 23 Mar 2009 14:58:31 -0700 Subject: Make QDirectFBPaintDevice() protected. This class should never be instantiated without being subclassed so a protected constructor is the clean thing to do. Reviewed-by: Tom Cooksey --- src/plugins/gfxdrivers/directfb/qdirectfbpaintdevice.h | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintdevice.h b/src/plugins/gfxdrivers/directfb/qdirectfbpaintdevice.h index e19f183..23fa5d6 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintdevice.h +++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintdevice.h @@ -54,11 +54,6 @@ QT_MODULE(Gui) class QDirectFBPaintDevice : public QCustomRasterPaintDevice { public: - QDirectFBPaintDevice(QDirectFBScreen *scr = QDirectFBScreen::instance()) - : QCustomRasterPaintDevice(0), - dfbSurface(0), - lockedImage(0), - screen(scr) {} ~QDirectFBPaintDevice(); IDirectFBSurface *directFbSurface() const; @@ -74,6 +69,13 @@ public: int metric(QPaintDevice::PaintDeviceMetric metric) const; protected: + // Shouldn't create QDirectFBPaintDevice by itself but only sub-class it: + QDirectFBPaintDevice(QDirectFBScreen *scr = QDirectFBScreen::instance()) + : QCustomRasterPaintDevice(0), + dfbSurface(0), + lockedImage(0), + screen(scr) {} + IDirectFBSurface *dfbSurface; QImage *lockedImage; QDirectFBScreen *screen; -- cgit v0.12 n be run on various software and hardware platforms with little or no change in the underlying codebase, while still being a native application with native capabilities and speed.
summaryrefslogtreecommitdiffstats
path: root/doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc
blob: 3fa0d5ca2a4e11557397f6092323a2eb92379a87 (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
/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
**     the names of its contributors may be used to endorse or promote
**     products derived from this software without specific prior written
**     permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/

//! [0]
Outlook::Application *outlook = new Outlook::Application;
//! [0]


//! [1]
Outlook::_NameSpace *session = outlook->Session();
//! [1]


//! [2]
Outlook::NameSpace *session = outlook->Session();
//! [2]


//! [3]
Outlook::_NameSpace *tmp = outlook->Session();
Outlook::NameSpace *session = new Outlook::NameSpace(tmp);
delete tmp; // or any other use of tmp: segfault
//! [3]


//! [4]
Outlook::NameSpace *session = new Outlook::NameSpace(outlook->Session()); 
//! [4]