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tdescreensaver.h
1 /* This file is part of the KDE libraries
2 
3  Copyright (c) 2001 Martin R. Jones <mjones@kde.org>
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Library General Public
7  License as published by the Free Software Foundation; either
8  version 2 of the License, or (at your option) any later version.
9 
10  This library is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Library General Public License for more details.
14 
15  You should have received a copy of the GNU Library General Public License
16  along with this library; see the file COPYING.LIB. If not, write to
17  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18  Boston, MA 02110-1301, USA.
19 */
20 
21 #ifndef TDESCREENSAVER_H
22 #define TDESCREENSAVER_H
23 
24 #include <tqwidget.h>
25 
26 #include <tdelibs_export.h>
27 
28 class TQTimer;
29 class KScreenSaverPrivate;
30 class KBlankEffectPrivate;
31 
59 class KDE_EXPORT KScreenSaver : public TQWidget
60 {
61  Q_OBJECT
62 public:
66  KScreenSaver( WId id=0 );
67  ~KScreenSaver();
68 
69 protected:
78  void embed( TQWidget *widget );
79 
80  bool eventFilter( TQObject *o, TQEvent * );
81 
82 private:
83  KScreenSaverPrivate *d;
84 };
85 
86 
94 class KBlankEffect : public TQObject
95 {
96  Q_OBJECT
97 public:
98  KBlankEffect( TQObject *parent=0 );
99  ~KBlankEffect();
100 
101  enum Effect { Random=-1, Blank=0, SweepRight, SweepDown, Blocks,
102  MaximumEffects };
103 
112  void blank( TQWidget *w, Effect effect=Random );
113 
114  typedef void (KBlankEffect::*BlankEffect)();
115 
116 signals:
120  void doneBlank();
121 
122 protected slots:
123  void timeout();
124 
125 protected:
126  void finished();
127 
128  void blankNormal();
129  void blankSweepRight();
130  void blankSweepDown();
131  void blankBlocks();
132 
133 protected:
134  static BlankEffect effects[];
135  KBlankEffectPrivate *d;
136 };
137 #endif
138 
KBlankEffect::doneBlank
void doneBlank()
emitted when a blanking effect has completed.
KScreenSaver
Provides a TQWidget for a screensaver to draw into.
Definition: tdescreensaver.h:59
KBlankEffect
Blanks a widget using various effects.
Definition: tdescreensaver.h:94
KBlankEffect::blank
void blank(TQWidget *w, Effect effect=Random)
Blank a widget using the specified effect.
Definition: tdescreensaver.cpp:142

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