diff options
author | fluxgen <fluxgen> | 2002-12-02 19:34:54 (GMT) |
---|---|---|
committer | fluxgen <fluxgen> | 2002-12-02 19:34:54 (GMT) |
commit | c8aff5576a187f3921a0db998cd5a47173b28742 (patch) | |
tree | 17a3e25a6429caa7ff24052368c03da2182bb20a /src/FbTk | |
parent | 3d18945fb5b660cef4ff32668c15f2b565f4e230 (diff) | |
download | fluxbox_paul-c8aff5576a187f3921a0db998cd5a47173b28742.zip fluxbox_paul-c8aff5576a187f3921a0db998cd5a47173b28742.tar.bz2 |
theme classes
Diffstat (limited to 'src/FbTk')
-rw-r--r-- | src/FbTk/Theme.cc | 187 | ||||
-rw-r--r-- | src/FbTk/Theme.hh | 162 |
2 files changed, 349 insertions, 0 deletions
diff --git a/src/FbTk/Theme.cc b/src/FbTk/Theme.cc new file mode 100644 index 0000000..1e2ea3a --- /dev/null +++ b/src/FbTk/Theme.cc | |||
@@ -0,0 +1,187 @@ | |||
1 | // Theme.cc for FbTk - Fluxbox ToolKit | ||
2 | // Copyright (c) 2002 Henrik Kinnunen (fluxgen at linuxmail.org) | ||
3 | // | ||
4 | // Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | // copy of this software and associated documentation files (the "Software"), | ||
6 | // to deal in the Software without restriction, including without limitation | ||
7 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | // and/or sell copies of the Software, and to permit persons to whom the | ||
9 | // Software is furnished to do so, subject to the following conditions: | ||
10 | // | ||
11 | // The above copyright notice and this permission notice shall be included in | ||
12 | // all copies or substantial portions of the Software. | ||
13 | // | ||
14 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | // DEALINGS IN THE SOFTWARE. | ||
21 | |||
22 | // $Id: Theme.cc,v 1.1 2002/12/02 19:34:54 fluxgen Exp $ | ||
23 | |||
24 | #include "Theme.hh" | ||
25 | |||
26 | #include "../XrmDatabaseHelper.hh" | ||
27 | #include "Font.hh" | ||
28 | #include "Color.hh" | ||
29 | #include "Texture.hh" | ||
30 | #include "App.hh" | ||
31 | |||
32 | #include <iostream> | ||
33 | |||
34 | using namespace std; | ||
35 | namespace FbTk { | ||
36 | |||
37 | // create default handlers for Color, Font, and Texture | ||
38 | |||
39 | template <> | ||
40 | void ThemeItem<FbTk::Font>::setDefaultValue() { | ||
41 | if (!m_value.load("fixed")) { | ||
42 | cerr<<"FbTk::ThemeItem<FbTk::Font>: Warning! Failed to load default value 'fixed'"<<endl; | ||
43 | } | ||
44 | } | ||
45 | |||
46 | template <> | ||
47 | void ThemeItem<FbTk::Font>::setFromString(const char *str) { | ||
48 | if (m_value.load(str) == false) { | ||
49 | cerr<<"Failed to load font: "<<str<<endl; | ||
50 | cerr<<"Setting default value"<<endl; | ||
51 | setDefaultValue(); | ||
52 | } | ||
53 | |||
54 | } | ||
55 | |||
56 | // do nothing | ||
57 | template <> | ||
58 | void ThemeItem<FbTk::Font>::load() { | ||
59 | } | ||
60 | |||
61 | |||
62 | template <> | ||
63 | void ThemeItem<FbTk::Texture>::setFromString(const char *str) { | ||
64 | m_value.setFromString(str); | ||
65 | } | ||
66 | |||
67 | template <> | ||
68 | void ThemeItem<FbTk::Texture>::setDefaultValue() { | ||
69 | m_value.setType(0); | ||
70 | } | ||
71 | |||
72 | template <> | ||
73 | void ThemeItem<FbTk::Texture>::load() { | ||
74 | string color_name(ThemeManager::instance().resourceValue(name()+".color", altName()+".Color")); | ||
75 | string colorto_name(ThemeManager::instance().resourceValue(name()+".colorTo", altName()+".ColorTo")); | ||
76 | m_value.color().setFromString(color_name.c_str(), m_tm.screenNum()); | ||
77 | m_value.colorTo().setFromString(colorto_name.c_str(), m_tm.screenNum()); | ||
78 | } | ||
79 | |||
80 | template <> | ||
81 | void ThemeItem<FbTk::Color>::setFromString(const char *str) { | ||
82 | m_value.setFromString(str, m_tm.screenNum()); | ||
83 | } | ||
84 | |||
85 | template <> | ||
86 | void ThemeItem<FbTk::Color>::setDefaultValue() { | ||
87 | m_value.setPixel(0xFFFFFFFF); | ||
88 | } | ||
89 | |||
90 | // does nothing | ||
91 | template <> | ||
92 | void ThemeItem<FbTk::Color>::load() { } | ||
93 | |||
94 | Theme::Theme(int screen_num):m_screen_num(screen_num) { | ||
95 | |||
96 | if (!ThemeManager::instance().registerTheme(*this)) { | ||
97 | // should it be fatal or not? | ||
98 | cerr<<"FbTk::Theme Warning: Failed to register Theme"<<endl; | ||
99 | } | ||
100 | } | ||
101 | |||
102 | Theme::~Theme() { | ||
103 | if (!ThemeManager::instance().unregisterTheme(*this)) { | ||
104 | #ifdef DEBUG | ||
105 | cerr<<"Warning: Theme not registered!"<<endl; | ||
106 | #endif // DEBUG | ||
107 | } | ||
108 | } | ||
109 | |||
110 | ThemeManager &ThemeManager::instance() { | ||
111 | static ThemeManager tm; | ||
112 | return tm; | ||
113 | } | ||
114 | |||
115 | ThemeManager::ThemeManager(): | ||
116 | m_max_screens(ScreenCount(FbTk::App::instance()->display())) { | ||
117 | |||
118 | } | ||
119 | |||
120 | bool ThemeManager::registerTheme(Theme &tm) { | ||
121 | // valid screen num? | ||
122 | if (m_max_screens < tm.screenNum() || tm.screenNum() < 0) | ||
123 | return false; | ||
124 | // TODO: use find and return false if it's already there | ||
125 | // instead of unique | ||
126 | m_themelist.push_back(&tm); | ||
127 | m_themelist.unique(); | ||
128 | return true; | ||
129 | } | ||
130 | |||
131 | bool ThemeManager::unregisterTheme(Theme &tm) { | ||
132 | m_themelist.remove(&tm); | ||
133 | return true; | ||
134 | } | ||
135 | |||
136 | bool ThemeManager::load(const char *filename) { | ||
137 | |||
138 | if (!m_database.load(filename)) | ||
139 | return false; | ||
140 | |||
141 | //get list and go throu all the resources and load them | ||
142 | ThemeList::iterator theme_it = m_themelist.begin(); | ||
143 | const ThemeList::iterator theme_it_end = m_themelist.end(); | ||
144 | for (; theme_it != theme_it_end; ++theme_it) { | ||
145 | loadTheme(**theme_it); | ||
146 | } | ||
147 | |||
148 | return true; | ||
149 | } | ||
150 | |||
151 | void ThemeManager::loadTheme(Theme &tm) { | ||
152 | |||
153 | XrmValue value; | ||
154 | char *value_type; | ||
155 | |||
156 | std::list<ThemeItem_base *>::iterator i = tm.itemList().begin(); | ||
157 | std::list<ThemeItem_base *>::iterator i_end = tm.itemList().end(); | ||
158 | for (; i != i_end; ++i) { | ||
159 | ThemeItem_base *resource = *i; | ||
160 | if (XrmGetResource(*m_database, resource->name().c_str(), | ||
161 | resource->altName().c_str(), &value_type, &value)) { | ||
162 | resource->setFromString(value.addr); | ||
163 | resource->load(); // load additional stuff by the ThemeItem | ||
164 | } else { | ||
165 | cerr<<"Failed to read theme item: "<<resource->name()<<endl; | ||
166 | cerr<<"Setting default value"<<endl; | ||
167 | resource->setDefaultValue(); | ||
168 | } | ||
169 | } | ||
170 | // send reconfiguration signal to theme | ||
171 | tm.reconfigTheme(); | ||
172 | |||
173 | } | ||
174 | |||
175 | std::string ThemeManager::resourceValue(const std::string &name, const std::string &altname) { | ||
176 | XrmValue value; | ||
177 | char *value_type; | ||
178 | |||
179 | if (*m_database != 0 && XrmGetResource(*m_database, name.c_str(), | ||
180 | altname.c_str(), &value_type, &value) && value.addr != 0) { | ||
181 | return string(value.addr); | ||
182 | } | ||
183 | return ""; | ||
184 | } | ||
185 | |||
186 | |||
187 | }; // end namespace FbTk | ||
diff --git a/src/FbTk/Theme.hh b/src/FbTk/Theme.hh new file mode 100644 index 0000000..bd02666 --- /dev/null +++ b/src/FbTk/Theme.hh | |||
@@ -0,0 +1,162 @@ | |||
1 | // Theme.hh for FbTk - Fluxbox ToolKit | ||
2 | // Copyright (c) 2002 Henrik Kinnunen (fluxgen at linuxmail.org) | ||
3 | // | ||
4 | // Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | // copy of this software and associated documentation files (the "Software"), | ||
6 | // to deal in the Software without restriction, including without limitation | ||
7 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | // and/or sell copies of the Software, and to permit persons to whom the | ||
9 | // Software is furnished to do so, subject to the following conditions: | ||
10 | // | ||
11 | // The above copyright notice and this permission notice shall be included in | ||
12 | // all copies or substantial portions of the Software. | ||
13 | // | ||
14 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | // DEALINGS IN THE SOFTWARE. | ||
21 | |||
22 | // $Id: Theme.hh,v 1.1 2002/12/02 19:34:51 fluxgen Exp $ | ||
23 | |||
24 | // holds ThemeItem, Theme and ThemeManager | ||
25 | |||
26 | |||
27 | #include <string> | ||
28 | #include <list> | ||
29 | #include <string> | ||
30 | |||
31 | #include "../XrmDatabaseHelper.hh" | ||
32 | |||
33 | namespace FbTk { | ||
34 | |||
35 | class Theme; | ||
36 | /** | ||
37 | base class for themeitem, holds name and altname | ||
38 | */ | ||
39 | class ThemeItem_base { | ||
40 | public: | ||
41 | ThemeItem_base(const std::string &name, const std::string &altname): | ||
42 | m_name(name), m_altname(altname) { } | ||
43 | virtual ~ThemeItem_base() { } | ||
44 | virtual void setFromString(const char *str) = 0; | ||
45 | virtual void setDefaultValue() = 0; | ||
46 | virtual void load() = 0; // if it needs to load additional stuff | ||
47 | const std::string &name() const { return m_name; } | ||
48 | const std::string &altName() const { return m_altname; } | ||
49 | private: | ||
50 | std::string m_name, m_altname; | ||
51 | }; | ||
52 | |||
53 | /** | ||
54 | template ThemeItem class for things like Texture and Color | ||
55 | */ | ||
56 | template <typename T> | ||
57 | class ThemeItem:public ThemeItem_base { | ||
58 | public: | ||
59 | ThemeItem(FbTk::Theme &tm, const std::string &name, const std::string &altname); | ||
60 | virtual ~ThemeItem(); | ||
61 | /// specialized | ||
62 | void setDefaultValue(); | ||
63 | /// specialized | ||
64 | void setFromString(const char *strval); | ||
65 | /// specialized | ||
66 | void load(); | ||
67 | /** | ||
68 | @name access operators | ||
69 | */ | ||
70 | /**@{*/ | ||
71 | inline T& operator*() { return m_value; } | ||
72 | inline const T& operator*() const { return m_value; } | ||
73 | inline T *operator->() { return &m_value; } | ||
74 | inline const T *operator->() const { return &m_value; } | ||
75 | /**@}*/ | ||
76 | private: | ||
77 | |||
78 | T m_value; | ||
79 | FbTk::Theme &m_tm; | ||
80 | }; | ||
81 | |||
82 | |||
83 | |||
84 | /** | ||
85 | Hold themeitems. Use this to create a Theme set | ||
86 | */ | ||
87 | class Theme { | ||
88 | public: | ||
89 | explicit Theme(int screen_num); // create a theme for a specific screen | ||
90 | virtual ~Theme(); | ||
91 | virtual void reconfigTheme() = 0; | ||
92 | int screenNum() const { return m_screen_num; } | ||
93 | std::list<ThemeItem_base *> &itemList() { return m_themeitems; } | ||
94 | const std::list<ThemeItem_base *> &itemList() const { return m_themeitems; } | ||
95 | /// add ThemeItem | ||
96 | template <typename T> | ||
97 | void add(ThemeItem<T> &item); | ||
98 | /// remove ThemeItem | ||
99 | template <typename T> | ||
100 | void remove(ThemeItem<T> &item); | ||
101 | private: | ||
102 | const int m_screen_num; | ||
103 | typedef std::list<ThemeItem_base *> ItemList; | ||
104 | ItemList m_themeitems; | ||
105 | }; | ||
106 | |||
107 | |||
108 | /** | ||
109 | singleton theme manager | ||
110 | */ | ||
111 | class ThemeManager { | ||
112 | public: | ||
113 | static ThemeManager &instance(); | ||
114 | bool load(const char *filename); | ||
115 | std::string resourceValue(const std::string &name, const std::string &altname); | ||
116 | void loadTheme(Theme &tm); | ||
117 | private: | ||
118 | ThemeManager(); | ||
119 | ~ThemeManager() { } | ||
120 | |||
121 | friend class FbTk::Theme; // so only theme can register itself in constructor | ||
122 | /// @return false if screen_num if out of | ||
123 | // range or theme already registered, else true | ||
124 | bool registerTheme(FbTk::Theme &tm); | ||
125 | /// @return false if theme isn't registred in the manager | ||
126 | bool unregisterTheme(FbTk::Theme &tm); | ||
127 | /// map each theme manager to a screen | ||
128 | typedef std::list<FbTk::Theme *> ThemeList; | ||
129 | ThemeList m_themelist; | ||
130 | const int m_max_screens; | ||
131 | XrmDatabaseHelper m_database; | ||
132 | }; | ||
133 | |||
134 | |||
135 | |||
136 | template <typename T> | ||
137 | ThemeItem<T>::ThemeItem(FbTk::Theme &tm, | ||
138 | const std::string &name, const std::string &altname): | ||
139 | ThemeItem_base(name, altname), | ||
140 | m_tm(tm) { | ||
141 | tm.add(*this); | ||
142 | } | ||
143 | |||
144 | template <typename T> | ||
145 | ThemeItem<T>::~ThemeItem() { | ||
146 | m_tm.remove(*this); | ||
147 | } | ||
148 | |||
149 | template <typename T> | ||
150 | void Theme::add(ThemeItem<T> &item) { | ||
151 | m_themeitems.push_back(&item); | ||
152 | m_themeitems.unique(); | ||
153 | } | ||
154 | |||
155 | template <typename T> | ||
156 | void Theme::remove(ThemeItem<T> &item) { | ||
157 | m_themeitems.remove(&item); | ||
158 | } | ||
159 | |||
160 | }; // end namespace FbTk | ||
161 | |||
162 | |||