Differential D10170 Diff 27008 kstyle/breezeblurhelper.h

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kstyle/breezeblurhelper.h

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1		#ifndef breezeblurhelper_h
2		#define breezeblurhelper_h
3
4		//////////////////////////////////////////////////////////////////////////////
5		// breezeblurhelper.h
6		// handle regions passed to kwin for blurring
7		// -------------------
8		//
9		// Copyright (C) 2018 Alex Nemeth <alex.nemeth329@gmail.com>
10		//
11		// Largely rewritten from Oxygen widget style
12		// Copyright (C) 2007 Thomas Luebking <thomas.luebking@web.de>
13		// Copyright (c) 2010 Hugo Pereira Da Costa <hugo.pereira@free.fr>
14		//
15		// Permission is hereby granted, free of charge, to any person obtaining a copy
16		// of this software and associated documentation files (the "Software"), to
17		// deal in the Software without restriction, including without limitation the
18		// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
19		// sell copies of the Software, and to permit persons to whom the Software is
20		// furnished to do so, subject to the following conditions:
21		//
22		// The above copyright notice and this permission notice shall be included in
23		// all copies or substantial portions of the Software.
24		//
25		// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
26		// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
27		// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
28		// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
29		// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
30		// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
31		// IN THE SOFTWARE.
32		//////////////////////////////////////////////////////////////////////////////
33
34		#include "breeze.h"
35		#include "breezehelper.h"
36
37		#include <QHash>
38		#include <QObject>
39
40		#if BREEZE_HAVE_X11
41		#include <xcb/xcb.h>
42		#endif
43
44		namespace Breeze
45		{
46		class BlurHelper: public QObject
47		{
48		Q_OBJECT
49
50		public:
51
52		//! constructor
53		BlurHelper( QObject*, Helper& );
	hpereiradacostaUnsubmitted Done helper argument is not needed hpereiradacosta: helper argument is not needed
54
55		//! destructor
56		virtual ~BlurHelper( void )
57		{}
58
59		//! register widget
60		void registerWidget( QWidget* );
61
62		//! register widget
63		void unregisterWidget( QWidget* );
64
65		//! event filter
66		bool eventFilter( QObject, QEvent ) ;
67
68		protected:
69
70		//! install event filter to object, in a unique way
71		void addEventFilter( QObject* object )
72		{
73		object->removeEventFilter( this );
74		object->installEventFilter( this );
75		}
76
77		//! update blur regions for given widget
78		void update( QWidget* ) const;
79
80		protected Q_SLOTS:
	hpereiradacostaUnsubmitted Done this can go. No more slots :) hpereiradacosta: this can go. No more slots :)
81
82		private:
83
84		//* helper
85		Helper _helper;
	hpereiradacostaUnsubmitted Done this can go hpereiradacosta: this can go
86
87		};
88
89		}
90
91		#endif
	hpereiradacostaUnsubmitted Done Because the use of this class is much simplified wrt the original one, it can be significantly simplified: _timer (and timerEvent) are unnecessary. Then update() could be removed, as well as _widgets, as well as the widgetDestroyed callback. Then update(widget) could be called directly in the event filter. hpereiradacosta: Because the use of this class is much simplified wrt the original one, it can be significantly…