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author | Mark Tiefenbruck <mark@fluxbox.org> | 2007-12-27 21:55:24 (GMT) |
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committer | Mark Tiefenbruck <mark@fluxbox.org> | 2007-12-27 21:55:24 (GMT) |
commit | b5c354b994bc06667abe35e2d528c0f025703c4e (patch) | |
tree | 081fd3207053a06cb50931ccec3237bc614f10eb /src/ObjectResource.hh | |
parent | 1f5cd12facc662de240b36bf3c5c14f40adf391b (diff) | |
download | fluxbox-b5c354b994bc06667abe35e2d528c0f025703c4e.zip fluxbox-b5c354b994bc06667abe35e2d528c0f025703c4e.tar.bz2 |
architecture astronomy
Diffstat (limited to 'src/ObjectResource.hh')
-rw-r--r-- | src/ObjectResource.hh | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/src/ObjectResource.hh b/src/ObjectResource.hh deleted file mode 100644 index 44e52b6..0000000 --- a/src/ObjectResource.hh +++ /dev/null | |||
@@ -1,145 +0,0 @@ | |||
1 | // ObjectResource.hh for Fluxbox | ||
2 | // Copyright (c) 2007 Henrik Kinnunen (fluxgen at fluxbox dot org) | ||
3 | // and Simon Bowden (rathnor at users.sourceforge.net) | ||
4 | // | ||
5 | // Permission is hereby granted, free of charge, to any person obtaining a | ||
6 | // copy of this software and associated documentation files (the "Software"), | ||
7 | // to deal in the Software without restriction, including without limitation | ||
8 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
9 | // and/or sell copies of the Software, and to permit persons to whom the | ||
10 | // Software is furnished to do so, subject to the following conditions: | ||
11 | // | ||
12 | // The above copyright notice and this permission notice shall be included in | ||
13 | // all copies or substantial portions of the Software. | ||
14 | // | ||
15 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
16 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
17 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
18 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
19 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
20 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
21 | // DEALINGS IN THE SOFTWARE. | ||
22 | |||
23 | // $Id$ | ||
24 | |||
25 | #ifndef OBJECTRESOURCE_HH | ||
26 | #define OBJECTRESOURCE_HH | ||
27 | |||
28 | /* This is a generic resource that can be used as an accessor to a value in an object. | ||
29 | The constructors allow to select between: | ||
30 | 1a. giving an object of ObjectType, OR | ||
31 | 1b. giving a function returning an object of ObjectType | ||
32 | |||
33 | 2a. a function that sets a value | ||
34 | 2b. a function that toggles a value | ||
35 | */ | ||
36 | |||
37 | template <typename ObjectType, typename ValueType> | ||
38 | class ObjectResource { | ||
39 | public: | ||
40 | typedef ValueType (ObjectType::* getResourceType)() const; | ||
41 | typedef void (ObjectType::* setResourceType)(ValueType); | ||
42 | typedef void (ObjectType::* toggleResourceType)(); | ||
43 | typedef ObjectType* (*getResourceObject)(); | ||
44 | |||
45 | ObjectResource(ObjectType *object, getResourceType get, setResourceType set, ValueType a_default) : | ||
46 | m_get(get), m_set(set), m_istoggle(false), m_object(object), | ||
47 | m_default(a_default), m_use_accessor(false) { | ||
48 | } | ||
49 | |||
50 | ObjectResource(ObjectType *object, getResourceType get, toggleResourceType toggle, ValueType a_default) : | ||
51 | m_get(get), m_toggle(toggle), m_istoggle(true), m_object(object), | ||
52 | m_default(a_default), m_use_accessor(false) { | ||
53 | } | ||
54 | |||
55 | ObjectResource(getResourceObject object_accessor, getResourceType get, setResourceType set, ValueType a_default) : | ||
56 | m_get(get), m_set(set), m_istoggle(false), m_object_accessor(object_accessor), | ||
57 | m_default(a_default), m_use_accessor(true) { | ||
58 | } | ||
59 | |||
60 | ObjectResource(getResourceObject object_accessor, getResourceType get, toggleResourceType toggle, ValueType a_default) : | ||
61 | m_get(get), m_toggle(toggle), m_istoggle(true), m_object_accessor(object_accessor), | ||
62 | m_default(a_default), m_use_accessor(true) { | ||
63 | } | ||
64 | |||
65 | ObjectResource<ObjectType, ValueType>& operator = (const ValueType newvalue) { | ||
66 | ObjectType * obj = getObject(); | ||
67 | if (!obj) | ||
68 | return *this; | ||
69 | |||
70 | if (m_istoggle) { | ||
71 | if (newvalue != (operator*)()) | ||
72 | (obj->*m_toggle)(); | ||
73 | } else { | ||
74 | (obj->*m_set)(newvalue); | ||
75 | } | ||
76 | return *this; | ||
77 | } | ||
78 | |||
79 | ObjectResource<ObjectType, ValueType>& operator += (const ValueType newvalue) { | ||
80 | ObjectType * obj = getObject(); | ||
81 | if (obj && !m_istoggle) | ||
82 | (obj->*m_set)((operator*)()+newvalue); | ||
83 | return *this; | ||
84 | } | ||
85 | |||
86 | ObjectResource<ObjectType, ValueType>& operator -= (const ValueType newvalue) { | ||
87 | ObjectType * obj = getObject(); | ||
88 | if (obj && !m_istoggle) | ||
89 | (obj->*m_set)((operator*)()-newvalue); | ||
90 | return *this; | ||
91 | } | ||
92 | |||
93 | // this is a touch dirty, but it makes us compatible with FbTk::Resource<int> in IntResMenuItem | ||
94 | ObjectResource<ObjectType, ValueType>& get() { | ||
95 | return *this; | ||
96 | } | ||
97 | |||
98 | ValueType operator*() { | ||
99 | ObjectType * obj = getObject(); | ||
100 | if (!obj) | ||
101 | return m_default; | ||
102 | |||
103 | return (obj->*m_get)(); | ||
104 | } | ||
105 | |||
106 | const ValueType operator*() const { | ||
107 | ObjectType * obj = getObject(); | ||
108 | if (!obj) | ||
109 | return m_default; | ||
110 | |||
111 | return (obj->*m_get)(); | ||
112 | } | ||
113 | |||
114 | private: | ||
115 | // choose one get and one set function | ||
116 | |||
117 | ObjectType * getObject() { | ||
118 | if (m_use_accessor) | ||
119 | return (*m_object_accessor)(); | ||
120 | else | ||
121 | return m_object; | ||
122 | } | ||
123 | |||
124 | getResourceType m_get; | ||
125 | |||
126 | union { | ||
127 | setResourceType m_set; | ||
128 | toggleResourceType m_toggle; | ||
129 | }; | ||
130 | |||
131 | bool m_istoggle; | ||
132 | |||
133 | union { | ||
134 | ObjectType *m_object; | ||
135 | getResourceObject m_object_accessor; | ||
136 | }; | ||
137 | |||
138 | // default is only used when object isn't set (saves crashes) | ||
139 | ValueType m_default; | ||
140 | |||
141 | bool m_use_accessor; | ||
142 | }; | ||
143 | |||
144 | |||
145 | #endif // OBJECTRESOURCE_HH | ||