ShowEvent.h
1 /* Copyright (C) 2015 Laurentiu-Gheorghe Crisan
2 
3  This library is free software; you can redistribute it and/or
4  modify it under the terms of the GNU Lesser General Public
5  License as published by the Free Software Foundation; either
6  version 2.1 of the License, or (at your option) any later version.
7 
8  As a special exception, you may use this file as part of a free
9  software library without restriction. Specifically, if other files
10  instantiate templates or use macros or inline functions from this
11  file, or you compile this file and link it with other files to
12  produce an executable, this file does not by itself cause the
13  resulting executable to be covered by the GNU General Public
14  License. This exception does not however invalidate any other
15  reasons why the executable file might be covered by the GNU Library
16  General Public License.
17 
18  This library is distributed in the hope that it will be useful,
19  but WITHOUT ANY WARRANTY; without even the implied warranty of
20  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21  Lesser General Public License for more details.
22 
23  You should have received a copy of the GNU Lesser General Public
24  License along with this library; if not, write to the Free Software
25  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
26  02110-1301 USA
27 */
28 
29 #ifndef Pt_Forms_ShowEvent_h
30 #define Pt_Forms_ShowEvent_h
31 
32 #include <Pt/Forms/Api.h>
33 #include <Pt/Forms/Widget.h>
34 #include <Pt/Types.h>
35 #include <Pt/Event.h>
36 
37 namespace Pt {
38 
39 namespace Forms {
40 
47 class PT_FORMS_API ShowEvent : public Pt::BasicEvent<ShowEvent>
48 {
49  public:
52  ShowEvent(Widget& widget, bool visible)
53  : _widgetId_( widget.id() )
54  , _widget(&widget)
55  , _visible(visible)
56  {
57  }
58 
62  : _widgetId_(0)
63  , _widget(0)
64  , _visible(false)
65  {
66  }
67 
70  virtual ~ShowEvent()
71  {
72  }
73 
77  {
78  return _widgetId_;
79  }
80 
83  Widget* widget() const
84  {
85  return _widget;
86  }
87 
90  bool visible( ) const
91  {
92  return _visible;
93  }
94 
95  private:
96  Pt::uint64_t _widgetId_;
97  Widget* _widget;
98  bool _visible;
99 };
100 
101 } // namespace
102 
103 } // namespace
104 
105 #endif
Core module.
Definition: Allocator.h:33
Widget * widget() const
Returns the affected widget, or null.
Definition: ShowEvent.h:83
bool visible() const
Returns whether the widget is visible.
Definition: ShowEvent.h:90
Pt::uint64_t widgetId() const
Returns the ID of the affected widget.
Definition: ShowEvent.h:76
Common type of every visual Forms object.
Definition: Widget.h:105
virtual ~ShowEvent()
Destroys the visibility event.
Definition: ShowEvent.h:70
ShowEvent()
Creates an event without an affected widget.
Definition: ShowEvent.h:61
ShowEvent(Widget &widget, bool visible)
Creates a visibility event for widget.
Definition: ShowEvent.h:52
Reports that a widget was shown or hidden.
Definition: ShowEvent.h:48
uint_type uint64_t
Unsigned 64-bit integer type.
Definition: Api-Types.h:62