edelib: edelib/IconLoader.h Source File

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IconLoader.h
1 /*
2 * $Id: IconLoader.h 3441 2012-11-01 20:40:30Z karijes $
3 *
4 * Icon loader via IconTheme
5 * Copyright (c) 2009 edelib authors
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #ifndef __EDELIB_ICONLOADER_H__
22 #define __EDELIB_ICONLOADER_H__
23
24 #include "IconTheme.h"
25
26 class Fl_Shared_Image;
27 class Fl_Widget;
28
29 EDELIB_NS_BEGIN
30
31 struct IconLoaderItem;
32
39 enum IconLoaderOptions {
40 ICON_LOADER_OPTION_NO_ABSOLUTE_PATH = (1 << 1),
41 ICON_LOADER_OPTION_NO_WIDGET_REDRAW = (1 << 2),
42 ICON_LOADER_OPTION_NO_ICON_SCALE = (1 << 3)
43 };
44
84 class EDELIB_API IconLoader {
85 private:
86 static IconLoader* pinstance;
87
88 list<IconLoaderItem*> items;
89 IconTheme* curr_theme;
90
91 IconLoader();
92 ~IconLoader();
93 IconLoader(const IconLoader&);
94 IconLoader& operator=(const IconLoader&);
95
96 void clear_items(void);
97 public:
98 #ifndef SKIP_DOCS
99 const char* get_icon_path(const char* name, IconSizes sz, IconContext ctx);
100 Fl_Shared_Image* get_icon(const char* name, IconSizes sz, IconContext ctx, unsigned long options);
101 bool set_icon(const char* name, Fl_Widget* widget, IconSizes sz, IconContext ctx, unsigned long options);
102 void load_theme(const char* name);
103 void reload_icons(void);
104 void repoll_icons(void);
105 const IconTheme* current_theme(void) const { return curr_theme; }
106
107 static IconLoader* instance();
108 #endif
109
114 static void init(const char* theme);
115
119 static void init(void) { IconLoader::init(IconTheme::default_theme_name()); }
120
124 static void shutdown(void);
125
129 static bool inited(void);
130
140 static void reload(const char* theme);
141
151 static void repoll(void);
152
166 static Fl_Shared_Image* get(const char* name, IconSizes sz, IconContext ctx = ICON_CONTEXT_ANY,
167 unsigned long options = 0);
168
172 static String get_path(const char* name, IconSizes sz, IconContext ctx = ICON_CONTEXT_ANY);
173
186 static bool set(Fl_Widget* widget, const char* name, IconSizes sz, IconContext ctx = ICON_CONTEXT_ANY,
187 unsigned long options = 0);
188
192 static const IconTheme* theme(void);
193
200 static void set_fallback_icon(const char* name);
201
205 static const char* get_fallback_icon(void);
206
211 static const char** get_builtin_xpm_icon(IconSizes sz);
212 };
213
214 EDELIB_NS_END
215 #endif
edelib::list< IconLoaderItem * >
edelib::IconLoader
Loads icons with IconTheme.
Definition: IconLoader.h:84
edelib::IconLoader::init
static void init(void)
Definition: IconLoader.h:119
edelib::IconSizes
IconSizes
Icon sizes to look for.
Definition: IconTheme.h:33
edelib::ICON_LOADER_OPTION_NO_ICON_SCALE
do not scale icon
Definition: IconLoader.h:42
edelib::ICON_CONTEXT_ANY
Can be any icon context.
Definition: IconTheme.h:47
edelib::IconLoaderOptions
IconLoaderOptions
Settable options for IconLoader functions.
Definition: IconLoader.h:39
edelib::String
A (relatively simple) string implementation.
Definition: String.h:82
edelib::IconContext
IconContext
Icon types to look for.
Definition: IconTheme.h:46
edelib::IconTheme
Finds named icon according to the given theme.
Definition: IconTheme.h:80
edelib::ICON_LOADER_OPTION_NO_ABSOLUTE_PATH
do not see given the path as absolute icon path
Definition: IconLoader.h:40