/[xmltv_parser]/trunk/libxmltv/Core/XMLTV.cs
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Diff of /trunk/libxmltv/Core/XMLTV.cs

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revision 55 by william, Fri Mar 8 10:19:32 2013 UTC revision 126 by william, Sun Mar 10 20:19:33 2013 UTC
# Line 7  using System.ComponentModel; Line 7  using System.ComponentModel;
7  using System.IO;  using System.IO;
8  using System.Reflection;  using System.Reflection;
9  using System.Globalization;  using System.Globalization;
10    using System.Windows.Forms;
11    
12  namespace libxmltv.Core  namespace libxmltv.Core
13  {  {
# Line 15  namespace libxmltv.Core Line 16  namespace libxmltv.Core
16      /// </summary>      /// </summary>
17      public static class XMLTV      public static class XMLTV
18      {      {
19          static XMLTV() { xmltv_logger.Initialize(); }          static XMLTV()
20            {
21                xmltv_logger.Initialize();
22                if (instance == null)
23                {
24                    instance = new XMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance>();
25                }
26            }
27    
28            #region public members
29            #region save data
30            public static void Save(string file)
31            {
32                if (!Serialize(file))
33                {
34                    MessageBox.Show("Failed to save data - check log", "Failed to save data", MessageBoxButtons.OK, MessageBoxIcon.Error);
35                    return;
36                }
37                MessageBox.Show("Successfully saved data", "Successfully saved data", MessageBoxButtons.OK, MessageBoxIcon.Information);
38            }
39            public static void Save(Stream stream)
40            {
41                if (!Serialize(stream))
42                {
43                    MessageBox.Show("Failed to save data - check log", "Failed to save data", MessageBoxButtons.OK, MessageBoxIcon.Error);
44                    return;
45                }
46                MessageBox.Show("Successfully saved data", "Successfully saved data", MessageBoxButtons.OK, MessageBoxIcon.Information);
47            }
48            #endregion
49            #region load data
50            public static void Load(string file) { Load(file, null); }
51            public static void Load(string file, EventHandler<EventArgs> handler)
52            {
53                if (!DeSerialize(file, handler))
54                {
55                    MessageBox.Show("Failed to load data - check log", "Failed to load data", MessageBoxButtons.OK, MessageBoxIcon.Error);
56                    return;
57                }
58                MessageBox.Show("Successfully loaded data", "Successfully loaded data", MessageBoxButtons.OK, MessageBoxIcon.Information);
59                OnCreatedInstance();
60    
61            }
62            public static void Load(Stream stream) { Load(stream, null); }
63            public static void Load(Stream stream, EventHandler<EventArgs> handler)
64            {
65                if (!DeSerialize(stream, handler))
66                {
67                    MessageBox.Show("Failed to load data - check log", "Failed to load data", MessageBoxButtons.OK, MessageBoxIcon.Error);
68                    return;
69                }
70                MessageBox.Show("Successfully loaded data", "Successfully loaded data", MessageBoxButtons.OK, MessageBoxIcon.Information);
71                OnCreatedInstance();
72            }
73            #endregion
74            #region Create/Destroy
75            public static void Create(params object[] args) { CreateInstance(args); }
76            public static void Destroy() { DestroyInstance(); }
77            #endregion
78    
79            #region Get Data
80            public static IXMLTVSource GetSource()
81            {
82                var gInstance = GetInstance();
83                var list = gInstance.Source;
84                return list;
85            }
86            public static List<IXMLTVChannel> GetChannels()
87            {
88                var gInstance = GetInstance();
89               var list = gInstance.Channels;
90                return list;
91            }
92            public static List<IXMLTVProgram> GetPrograms()
93            {
94                var gInstance = GetInstance();
95                var list = gInstance.Programs;
96                return list;
97            }
98    
99            public static object CreateDataSourceFromObject(object data)
100            {
101                if (data == null) { throw new ArgumentNullException("data", "cannot be null"); }
102                //BindingSource source = new BindingSource();
103    
104                IDataSourceBindable binder = (data as IDataSourceBindable);
105                if (binder == null) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", data.GetType().Name, typeof(IDataSourceBindable).Name)); }
106                object bindable = binder.CreateBindableDataSource();
107                //source.DataSource = bindable;
108                //return source;
109                return bindable;
110            }
111    
112            public static void CreateFilterFromDataSource(ref object source, params string[] args)
113            {
114                if (source == null) { throw new ArgumentNullException("source", "cannot be null"); }
115                if (args == null) { throw new ArgumentNullException("args", "cannot be null"); }
116                IDataSourceFilterable filter = (source as IDataSourceFilterable);
117                if (filter == null) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(IDataSourceFilterable).Name)); }
118                filter.Filter(ref source,args);            
119            }
120            public static void CreateSorterFromDataSource(ref object source, params string[] args)
121            {
122                if (source == null) { throw new ArgumentNullException("source", "cannot be null"); }
123                if (args == null) { throw new ArgumentNullException("args", "cannot be null"); }
124                IDataSourceSortable sorter = (source as IDataSourceSortable);
125                if (sorter == null) { throw new InvalidCastException(string.Format("Cannot cast: '{0}' to '{1}'", source.GetType().Name, typeof(IDataSourceSortable).Name)); }
126                sorter.Sort(ref source, args);            
127            }
128            #endregion
129            #endregion
130    
131    
132          static IXMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance> instance;          static IXMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance> instance;
133          public static IXMLTVRuntimeInstance GetInstance() { return instance.GetInstance(); }          internal static IXMLTVRuntimeInstance GetInstance() { return instance.GetInstance(); }
134          public static void CreateInstance(params object[] args) { instance = new XMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance>(args); }          internal static void CreateInstance(params object[] args) { instance = new XMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance>(args); }
         //public static void CreateInstance(string xml_file, EventHandler<CancelEventArgs> t) { instance = new XMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance>(xml_file, t); }  
         //public static IXMLTVSerializer<IXMLTVRuntimeInstance> GetSerializer() {return new XMLTVSerializer<IXMLTVRuntimeInstance>(InternalGetInstance()); }  
135    
136          //private static IXMLTVSerializer<T> CreateSerializer<T>() where T : class { return new XMLTVSerializer<T>(InternalGetInstance() as T); }          internal static void CreateFromInstance(object raw_instance, EventHandler<EventArgs> handler)
137            {
138                instance = new XMLTV<IXMLTVRuntimeInstance, XMLTVRuntimeInstance>(raw_instance, handler);
139                //OnCreatedInstance();
140            }
141    
142            internal static void OnCreatedInstance() { if (OnInstanceCreated != null) { OnInstanceCreated.Invoke(null, new EventArgs()); } }
143    
144          #region IXMLTVSerializer<IXMLTVRuntimeInstance> members          #region IXMLTVSerializer<IXMLTVRuntimeInstance> members
145          public static bool Serialize(string file) { return instance.Serialize(file); }          internal static bool Serialize(string file) { return instance.Serialize(file); }
146          public static bool Serialize(Stream stream) { return instance.Serialize(stream); }          internal static bool Serialize(Stream stream) { return instance.Serialize(stream); }
147          public static IXMLTVRuntimeInstance DeSerialize(string file, out bool status) { return instance.DeSerialize(file, out status); }          internal static bool DeSerialize(string file, EventHandler<EventArgs> handler)
148          public static IXMLTVRuntimeInstance DeSerialize(Stream stream, out bool status) { return instance.DeSerialize(stream, out status); }          {
149                bool status;
150                var gInstance = instance.DeSerialize(file, out status);            
151                CreateFromInstance(gInstance, handler);
152                return status;
153            }
154            internal static bool DeSerialize(Stream stream, EventHandler<EventArgs> handler)
155            {
156                bool status;
157                var gInstance = instance.DeSerialize(stream, out status);
158                CreateFromInstance(gInstance, handler);
159                return status;
160            }
161          #endregion          #endregion
162            internal static void DestroyInstance() { instance.DestroyInstance(); }
163    
164          public static void DestroyInstance() { instance.DestroyInstance(); }          internal static EventHandler<EventArgs> OnInstanceCreated
   
         public static EventHandler<EventArgs> OnInstanceCreated  
165          {          {
166              get { return instance.OnInstanceCreated; }              get { return instance.OnInstanceCreated; }
167              set { instance.OnInstanceCreated = value; }              set { instance.OnInstanceCreated = value; }
168          }          }
169    
170          
171      }      }
172    
173      internal class XMLTV<INTERFACE, CLASS> : IDestroyInstance, IXMLTV<INTERFACE, CLASS> where CLASS : class,INTERFACE      internal class XMLTV<INTERFACE, CLASS> : IDestroyInstance, IXMLTV<INTERFACE, CLASS> where CLASS : class,INTERFACE,new()
174      {      {
175                public XMLTV()
176            {
177                instance = new CLASS();
178            }
179            public XMLTV(object raw_instance, EventHandler<EventArgs> handler)
180            {
181                instance = (CLASS)Convert.ChangeType(raw_instance, typeof(CLASS));
182                if (instance != null)
183                {
184                    IRuntimeInstanceLoader<CLASS> loader = (instance as IRuntimeInstanceLoader<CLASS>);
185                    if (loader != null)
186                    {
187                        SetOnInstanceCreated(handler);
188                        instance = loader.LoadFromInstance(instance);
189                    }
190                }
191            }
192          public XMLTV(params object[] args)          public XMLTV(params object[] args)
193          {          {
194                            
# Line 89  namespace libxmltv.Core Line 234  namespace libxmltv.Core
234          {          {
235              return (INTERFACE)instance;              return (INTERFACE)instance;
236          }          }
237            public void SetInstance(INTERFACE gInstance)
238            {
239                this.instance = gInstance as CLASS;
240            }
241          #endregion          #endregion
242    
243          #region IXMLTVSerializer<INTERFACE> members          #region IXMLTVSerializer<INTERFACE> members

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