org/jsampler/Prefs.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */

package org.jsampler;

import java.util.prefs.Preferences;


/**
 * This class represents the preferences of the JSampler package.
 * @author Grigor Iliev
 */
public class Prefs {
        private final static String prefNode = "org.jsampler";
        
        private final static String VIEW = "VIEW";
        private final static String DEF_VIEW = "classic";
        
        private final static String JSAMPLER_HOME = "JSampler.home";
        private final static String DEF_JSAMPLER_HOME = null;
        
        private final static String INTERFACE_LANGUAGE = "iface.language";
        private final static String DEF_INTERFACE_LANGUAGE = "en";
        
        private final static String INTERFACE_COUNTRY = "iface.country";
        private final static String DEF_INTERFACE_COUNTRY = "US";
        
        private final static String INTERFACE_FONT = "iface.font";
        private final static String DEF_INTERFACE_FONT = null;
        
                
        private static Preferences userPrefs = Preferences.userRoot().node(prefNode);
        
        /**
         * Gets the user preferences node of the JSampler package.
         * @return The user preferences node of the JSampler package.
         */
        private static Preferences
        user() { return userPrefs; }
        
        
// VIEW
        /**
         * Gets the name of the current View.
         * @return the name of the current View.
         */
        public static String
        getView() { return user().get(VIEW, DEF_VIEW); }
        
        /**
         * Sets the current View of JSampler.
         * @param view the name of the new View.
         */
        public static void
        setView(String view) {
                if(view == null) user().remove(VIEW);
                else if(!view.equals(getView())) user().put(VIEW, view);
        }
        
        /**
         * Gets the interface language.
         * @return The interface language.
         */
        public static String
        getInterfaceLanguage() { return user().get(INTERFACE_LANGUAGE, DEF_INTERFACE_LANGUAGE); }
        
        /**
         * Sets the interface language.
         * @return <code>true</code> if the interface language has changed and <code>false</code>
         * otherwise.
         */
        public static boolean
        setInterfaceLanguage(String language) {
                if(language == null) {
                        user().remove(INTERFACE_LANGUAGE);
                        return true;
                } else if(!language.equals(getInterfaceLanguage())) {
                        user().put(INTERFACE_LANGUAGE, language);
                        return true;
                }
                return false;
        }
        
        /**
         * Gets the interface country.
         * @return The interface country.
         */
        public static String
        getInterfaceCountry() { return user().get(INTERFACE_COUNTRY, DEF_INTERFACE_COUNTRY); }
        
        /**
         * Sets the interface country.
         * @return <code>true</code> if the interface country has changed and <code>false</code>
         * otherwise.
         */
        public static boolean
        setInterfaceCountry(String country) {
                if(country == null) {
                        user().remove(INTERFACE_COUNTRY);
                        return true;
                } else if(!country.equals(getInterfaceCountry())) {
                        user().put(INTERFACE_COUNTRY, country);
                        return true;
                }
                return false;
        }
        
        /**
         * Gets the interface font.
         * @return The interface font.
         */
        public static String
        getInterfaceFont() { return user().get(INTERFACE_FONT, DEF_INTERFACE_FONT); }
        
        /**
         * Sets the interface font.
         * @return <code>true</code> if the interface font has changed and <code>false</code>
         * otherwise.
         */
        public static boolean
        setInterfaceFont(String font) {
                if(font == null) {
                        if(getInterfaceFont() == null) return false;
                        user().remove(INTERFACE_FONT);
                        return true;
                } else if(!font.equals(getInterfaceFont())) {
                        user().put(INTERFACE_FONT, font);
                        return true;
                }
                return false;
        }

// PREFERENCES
        /**
         * Gets the absolute path of JSampler home directory.
         * @return The absolute path of JSampler home directory or
         * <code>null</code> if the JSampler home directory is not set.
         */
        public static String
        getJSamplerHome() { return user().get(JSAMPLER_HOME, DEF_JSAMPLER_HOME); }
        
        /**
         * Sets the JSampler home directory.
         * @param home The absolute path of JSampler home directory.
         * @return <code>true</code> if the JSampler home directory has
         * been changed and <code>false</code> otherwise.
         */
        public static boolean
        setJSamplerHome(String home) {
                if(home == null) {
                        if(getJSamplerHome() == null) return false;
                        user().remove(JSAMPLER_HOME);
                        return true;
                } else if(!home.equals(getJSamplerHome())) {
                        user().put(JSAMPLER_HOME, home);
                        return true;
                }
                return false;
        }
}
1	iliev	787	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	1143	* Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>
5	iliev	787	*
6			* This file is part of JSampler.
7			*
8			* JSampler is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License version 2
10			* as published by the Free Software Foundation.
11			*
12			* JSampler 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
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with JSampler; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20			* MA 02111-1307 USA
21			*/
22
23			package org.jsampler;
24
25			import java.util.prefs.Preferences;
26
27
28			/**
29	iliev	842	* This class represents the preferences of the JSampler package.
30	iliev	787	* @author Grigor Iliev
31			*/
32			public class Prefs {
33			private final static String prefNode = "org.jsampler";
34
35			private final static String VIEW = "VIEW";
36			private final static String DEF_VIEW = "classic";
37
38	iliev	1143	private final static String JSAMPLER_HOME = "JSampler.home";
39			private final static String DEF_JSAMPLER_HOME = null;
40
41	iliev	842	private final static String INTERFACE_LANGUAGE = "iface.language";
42			private final static String DEF_INTERFACE_LANGUAGE = "en";
43	iliev	787
44	iliev	842	private final static String INTERFACE_COUNTRY = "iface.country";
45			private final static String DEF_INTERFACE_COUNTRY = "US";
46	iliev	787
47	iliev	842	private final static String INTERFACE_FONT = "iface.font";
48			private final static String DEF_INTERFACE_FONT = null;
49	iliev	787
50	iliev	911
51	iliev	787	private static Preferences userPrefs = Preferences.userRoot().node(prefNode);
52
53	iliev	842	/**
54			* Gets the user preferences node of the JSampler package.
55			* @return The user preferences node of the JSampler package.
56			*/
57			private static Preferences
58	iliev	787	user() { return userPrefs; }
59
60	iliev	842
61	iliev	787	// VIEW
62	iliev	842	/**
63			* Gets the name of the current View.
64			* @return the name of the current View.
65			*/
66	iliev	787	public static String
67			getView() { return user().get(VIEW, DEF_VIEW); }
68
69	iliev	842	/**
70			* Sets the current View of JSampler.
71			* @param view the name of the new View.
72			*/
73	iliev	787	public static void
74			setView(String view) {
75			if(view == null) user().remove(VIEW);
76			else if(!view.equals(getView())) user().put(VIEW, view);
77			}
78
79	iliev	842	/**
80			* Gets the interface language.
81			* @return The interface language.
82			*/
83	iliev	787	public static String
84			getInterfaceLanguage() { return user().get(INTERFACE_LANGUAGE, DEF_INTERFACE_LANGUAGE); }
85
86			/**
87			* Sets the interface language.
88			* @return <code>true</code> if the interface language has changed and <code>false</code>
89			* otherwise.
90			*/
91			public static boolean
92			setInterfaceLanguage(String language) {
93			if(language == null) {
94			user().remove(INTERFACE_LANGUAGE);
95			return true;
96			} else if(!language.equals(getInterfaceLanguage())) {
97			user().put(INTERFACE_LANGUAGE, language);
98			return true;
99			}
100			return false;
101			}
102
103	iliev	842	/**
104			* Gets the interface country.
105			* @return The interface country.
106			*/
107	iliev	787	public static String
108			getInterfaceCountry() { return user().get(INTERFACE_COUNTRY, DEF_INTERFACE_COUNTRY); }
109
110			/**
111			* Sets the interface country.
112			* @return <code>true</code> if the interface country has changed and <code>false</code>
113			* otherwise.
114			*/
115			public static boolean
116			setInterfaceCountry(String country) {
117			if(country == null) {
118			user().remove(INTERFACE_COUNTRY);
119			return true;
120			} else if(!country.equals(getInterfaceCountry())) {
121			user().put(INTERFACE_COUNTRY, country);
122			return true;
123			}
124			return false;
125			}
126
127	iliev	842	/**
128			* Gets the interface font.
129			* @return The interface font.
130			*/
131	iliev	787	public static String
132			getInterfaceFont() { return user().get(INTERFACE_FONT, DEF_INTERFACE_FONT); }
133
134			/**
135			* Sets the interface font.
136			* @return <code>true</code> if the interface font has changed and <code>false</code>
137			* otherwise.
138			*/
139			public static boolean
140			setInterfaceFont(String font) {
141			if(font == null) {
142			if(getInterfaceFont() == null) return false;
143			user().remove(INTERFACE_FONT);
144			return true;
145			} else if(!font.equals(getInterfaceFont())) {
146			user().put(INTERFACE_FONT, font);
147			return true;
148			}
149			return false;
150			}
151
152			// PREFERENCES
153	iliev	842	/**
154	iliev	1143	* Gets the absolute path of JSampler home directory.
155			* @return The absolute path of JSampler home directory or
156			* <code>null</code> if the JSampler home directory is not set.
157			*/
158			public static String
159			getJSamplerHome() { return user().get(JSAMPLER_HOME, DEF_JSAMPLER_HOME); }
160
161			/**
162			* Sets the JSampler home directory.
163			* @param home The absolute path of JSampler home directory.
164			* @return <code>true</code> if the JSampler home directory has
165			* been changed and <code>false</code> otherwise.
166			*/
167			public static boolean
168			setJSamplerHome(String home) {
169			if(home == null) {
170			if(getJSamplerHome() == null) return false;
171			user().remove(JSAMPLER_HOME);
172			return true;
173			} else if(!home.equals(getJSamplerHome())) {
174			user().put(JSAMPLER_HOME, home);
175			return true;
176			}
177			return false;
178			}
179	iliev	787	}