/[xmltv_parser]/trunk/xmltv_parser/main.cs
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Contents of /trunk/xmltv_parser/main.cs

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Revision 143 - (show annotations) (download)
Thu Mar 14 13:43:21 2013 UTC (7 years, 4 months ago) by william
File size: 17976 byte(s)

1 //#define DISABLE_RELEASE_MODE_KLOGLEVEL_DEBUG // when defined will turn off kLogLevel_Debug messages, in release mode
2 //#define DISABLE_DEBUG_MODE_KLOGLEVEL_VERBOSE_DEBUG // when defined will turn off kLogLevel_VerboseDebug message, in debug mode
3 //#define USE_DYNAMIC_SORTING_FILTERING_CONTROLS // when defined will setup dynamic sorting and filtering controls for XMLTV Data
4 using System;
5 using System.Collections.Generic;
6 using System.ComponentModel;
7 using System.Data;
8 using System.Linq;
9 using System.Drawing;
10 using System.Text;
11 using System.Windows.Forms;
12 using libxmltv.Core;
13 using Enterprise.Logging;
14 using libxmltv.Interfaces;
15 using System.IO;
16 using System.Runtime.Serialization.Formatters.Binary;
17 using System.Threading;
18 using System.Diagnostics;
19 using System.Xml.Linq;
20
21 namespace xmltv_parser
22 {
23
24 public partial class main : Form
25 {
26 public main()
27 {
28 InitializeComponent();
29 ListViewSorter Sorter = new ListViewSorter();
30 //lstPrograms.ListViewItemSorter = Sorter;
31 string log_path = Application.StartupPath;
32 string log_filename = string.Format("{0}.log", typeof(main).Assembly.GetName().Name);
33 gLog.CreateLog(string.Format(@"{0}\{1}", log_path, log_filename), false, LogLevel.kLogLevel_All_NoProgress, new EventHandler<LoggerOnFlushEventArgs>(Log_OnFlush));
34 #if DEBUG
35 LogLevel gLevel = gLog.LogLevel;
36 #if DISABLE_DEBUG_MODE_KLOGLEVEL_VERBOSE_DEBUG
37 gLevel &= ~LogLevel.kLogLevel_VerboseDebug;
38 #else
39 gLevel |= LogLevel.kLogLevel_VerboseDebug;
40 #endif
41 gLevel |= LogLevel.kLogLevel_Debug;
42 gLog.SetLogLevel(gLevel);
43 #else
44 LogLevel gLevel = LogLevel.kLogLevel_Default; // set the default log level: Info, Warn, Error, Debug
45 // it is OK for kLogLevel_Debug to be set in Release mode ... must of the chatty messages are from kLogLevel_VerboseDebug
46 #if DISABLE_RELEASE_MODE_KLOGLEVEL_DEBUG
47 gLevel &= ~LogLevel.kLogLevel_Debug;
48 #else
49 gLevel |= LogLevel.kLogLevel_Debug;
50 #endif
51 gLevel &= ~LogLevel.kLogLevel_VerboseDebug; // ensure this is not set, ever in release mode
52 gLog.SetLogLevel(gLevel);
53 #endif
54
55
56 gLog.ReportProgressEvent += new EventHandler<ReportProgressEventArgs>(gLog_ReportProgress);
57 }
58 #region main form events
59 private void mnuItemExit_Click(object sender, EventArgs e) { this.Close(); }
60 private void main_Load(object sender, EventArgs e) { }
61 private void main_Shown(object sender, EventArgs e) { }
62 private void mnuItemOpenXMLTVFile_Click(object sender, EventArgs e)
63 {
64 try
65 {
66 var result = xmltv_file_chooser.ShowDialog();
67 if (result != DialogResult.OK) return;
68 ClearLocalLog();
69 LoadXMLTVShcedule(xmltv_file_chooser.FileName);
70 }
71 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
72 }
73 private void mnuItemOpenSavedData_Click(object sender, EventArgs e)
74 {
75 try
76 {
77 var result = xmltv_program_data_loader.ShowDialog();
78 if (result != DialogResult.OK) return;
79 string filename = xmltv_program_data_loader.FileName;
80 Thread worker = new Thread(new ParameterizedThreadStart(DeserializeDataFromFile)); worker.Start(filename);
81 }
82 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
83 }
84 private void mnuItemSaveData_Click(object sender, EventArgs e)
85 {
86 try
87 {
88 var result = xmltv_program_data_saver.ShowDialog();
89 if (result != DialogResult.OK) return;
90 string filename = xmltv_program_data_saver.FileName;
91 Thread worker = new Thread(new ParameterizedThreadStart(DeserializeDataToFile)); worker.Start(filename);
92 }
93 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
94 }
95 private void main_FormClosing(object sender, FormClosingEventArgs e) { try { XMLTV.Destroy(); } catch { } }
96 private void mnuItemClearLocalLog_Click(object sender, EventArgs e) { ClearLocalLog(); }
97 #endregion
98
99 private void ReportProgress(int progress)
100 {
101 if (this.InvokeRequired)
102 {
103 try { this.Invoke((Action)(delegate { ReportProgress(progress); })); }
104 catch { }
105 return;
106 }
107 if (progress_status != null && !this.IsDisposed)
108 progress_status.Value = progress;
109 }
110
111 #region gLog Events
112 private void gLog_ReportProgress(object sender, ReportProgressEventArgs e) { ReportProgress(e.Progress); }
113 #endregion
114 #region XMLT Events
115 void XMLTV_OnInstanceCreated(object sender, EventArgs e) { ReportProgress(0); CreateControls(); }
116 void LoadXMLTVShcedule(string schedule_xml) { XMLTV.Create(schedule_xml, new EventHandler<EventArgs>(XMLTV_OnInstanceCreated)); }
117 #endregion
118
119
120 #region Logging Events
121 StringBuilder log_flusher = new StringBuilder();
122 void Log_OnFlush(object sender, LoggerOnFlushEventArgs e) { OnLogFlush(e.Buffer); }
123 void OnLogFlush(string logmessage)
124 {
125 if (this.IsDisposed) { return; }
126 UpdateStatus(logmessage);
127 UpdateLogOutput(logmessage);
128 Application.DoEvents();
129 }
130 private void ClearLocalLog()
131 {
132 var log_top_entry = txtLog.Lines.FirstOrDefault();
133 txtLog.Clear();
134 if (!string.IsNullOrEmpty(log_top_entry)) { txtLog.AppendText(log_top_entry); }
135 }
136 void UpdateStatus(string logmessage)
137 {
138 try
139 {
140 if (this.InvokeRequired)
141 {
142 try { this.Invoke((Action)(delegate { UpdateStatus(logmessage); })); }
143 catch { }
144 return;
145 }
146 txtStatus.Text = logmessage.Replace(System.Environment.NewLine, "");
147 }
148 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
149 }
150 void UpdateLogOutput(string logmessage)
151 {
152 try
153 {
154 if (this.InvokeRequired)
155 {
156 try { this.Invoke((Action)(delegate { UpdateLogOutput(logmessage); })); }
157 catch { }
158 return;
159 }
160 txtLog.AppendText(logmessage);
161 txtLog.SelectionStart = txtLog.Text.Length; //Set the current caret position to the end
162 txtLog.ScrollToCaret(); //Now scroll it automatically
163 }
164 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
165 }
166 #endregion
167
168 #region Binary Data Read/Write support
169 private void DeserializeDataFromFile(object filename)
170 {
171 if (filename == null) { throw new ArgumentNullException("filename", "cannot be null"); }
172 XMLTV.Load(filename.ToString(), new EventHandler<EventArgs>(XMLTV_OnInstanceCreated));
173 }
174 private void DeserializeDataToFile(object filename)
175 {
176 if (filename == null) { throw new ArgumentNullException("filename", "cannot be null"); }
177 XMLTV.Save(filename.ToString());
178 }
179 #endregion
180
181
182 #region t
183 void CreateControls()
184 {
185 try
186 {
187 if (this.InvokeRequired)
188 {
189 try { this.Invoke((Action)(delegate { CreateControls(); })); }
190 catch { }
191 return;
192 }
193 Type data_type;
194 object datasource = XMLTV.CreateBindingSourceFromData(XMLTV.GetPrograms(), out data_type);
195 CreatControlsFromType(data_type);
196 //XMLTV.CreateSorterFromDataSource(ref datasource, "title");
197 dataGrid.DataSource = datasource;
198 flow_datagrid_sort.Enabled = true;
199 btnSort.PerformClick();
200 }
201 catch (Exception ex) { gLog.Error.WriteLine(ex.ToString()); }
202 }
203
204
205 void CreatControlsFromType(Type data_type)
206 {
207 #if USE_DYNAMIC_SORTING_FILTERING_CONTROLS
208 _CreatControlsFromType(data_type);
209 #else
210 gLog.Warn.WriteLine("Dynamic creation of sorting and filtering controls has not been enabled.");
211 gLog.Warn.WriteLine("To enable: #define USE_DYNAMIC_SORTING_FILTERING_CONTROLS");
212 #endif
213 }
214 [Conditional("USE_DYNAMIC_SORTING_FILTERING_CONTROLS")]
215 void _CreatControlsFromType(Type data_type)
216 {
217 string strType = data_type.Name;
218 switch (strType)
219 {
220 case "IChannelDefintionList": CreateChannelDefinitionControls(data_type); break;
221 case "IProgramDefinitionList": CreateProgramDefinitionControls(data_type); break;
222 case "IXMLTVSource": CreateSourceDefinitionControls(data_type); break;
223 default: CreateDefaultControls(data_type); break;
224 }
225 }
226 [Conditional("USE_DYNAMIC_SORTING_FILTERING_CONTROLS")]
227 void CreateDefaultControls(Type data_type)
228 {
229 // no default controls
230 gLog.Warn.WriteLine("No controls have been defined for: {0}", data_type.Name);
231 }
232 [Conditional("USE_DYNAMIC_SORTING_FILTERING_CONTROLS")]
233 void CreateSourceDefinitionControls(Type data_type)
234 {
235 // no controls needed
236 gLog.Warn.WriteLine("No controls have been defined for: {0}", data_type.Name);
237 }
238 [Conditional("USE_DYNAMIC_SORTING_FILTERING_CONTROLS")]
239 void CreateChannelDefinitionControls(Type data_type)
240 {
241 gLog.Warn.WriteLine("No controls have been defined for: {0}", data_type.Name);
242 }
243 [Conditional("USE_DYNAMIC_SORTING_FILTERING_CONTROLS")]
244 void CreateProgramDefinitionControls(Type data_type)
245 {
246 gLog.Warn.WriteLine("No controls have been defined for: {0}", data_type.Name);
247 }
248 #endregion
249
250 #region Datasource support / events
251 private void dataGrid_SelectionChanged(object sender, EventArgs e)
252 {
253 try
254 {
255 DataGridView dgv = (DataGridView)sender;
256 //var row = dgv.SelectedRows[0]; // the row that was selected
257 //var cell = dgv.SelectedCells[0];
258 DataGridViewRow row = null;
259 string data = string.Empty;
260 if (dgv.SelectedCells.Count > 0)
261 {
262 var cell = dgv.SelectedCells[0];
263 row = dgv.Rows[cell.RowIndex];
264 }
265 if (dgv.SelectedRows.Count > 0)
266 {
267 row = dgv.SelectedRows[0];
268 }
269
270 if (row != null)
271 {
272 RadioButton button = GetSelectedFilteringControl();
273 int index = GetColumnIndexForRadioButton(button);
274 data = row.Cells[index].Value.ToString();
275 txtFilterText.Text = data;
276 }
277 }
278 catch (Exception ex)
279 {
280 gLog.Verbose.Error.WriteLine(ex.ToString());
281 }
282 }
283 private int GetColumnIndexForRadioButton(RadioButton radio) { return GetColumnIndex(radio.Tag as string); }
284 private int GetColumnIndex(string columnname)
285 {
286 int index =0;
287 Type t = typeof(IProgramDefinition);
288
289 var props = t.GetProperties();
290 foreach (var prop in props)
291 {
292 if (prop.Name.ToLower() == columnname.ToLower()) { break; }
293 index++;
294 }
295 return index;
296 }
297 #endregion
298 #region Reset event
299 private void btnResetSort_Click(object sender, EventArgs e)
300 {
301 Type data_type;
302 object datasource = XMLTV.CreateBindingSourceFromData(XMLTV.GetPrograms(), out data_type);
303 dataGrid.DataSource = datasource;
304 ToggleDescedning();
305 }
306 #endregion
307 #region Filtering events
308 private void FilterByColumn(RadioButton button)
309 {
310 Type data_type;
311 string column = (button.Tag as string);
312 object data = XMLTV.CreateBindingSourceFromData(XMLTV.GetPrograms(), out data_type);
313 XMLTV.CreateFilterFromDataSource(ref data, column, txtFilterText.Text);
314 dataGrid.DataSource = data;
315 }
316 private RadioButton GetSelectedFilteringControl()
317 {
318 bool control_selected = false;
319 RadioButton button = new RadioButton();
320 foreach (var c in grpFilter_flow.Controls)
321 {
322 button = (c as RadioButton);
323 if (button != null) { if (button.Checked) { control_selected = true; break; } }
324 else { continue; }
325 }
326 if (!control_selected)
327 {
328 gLog.Warn.WriteLine("Unkown filter value used. Was not: channelname, title, subtitle, description, start, or stop.");
329 //throw new InvalidOperationException("No filtering control is currently selected.");
330 return button;
331 }
332 else { return button; }
333 }
334 private void UpdateFilterText(RadioButton radio, DataGridView dgv)
335 {
336 if (radio.Checked)
337 {
338 int cellindex = GetColumnIndexForRadioButton(radio);
339 string t = radio.Tag as string;
340 DataGridViewRow row = null;
341 string data = string.Empty;
342 if (dgv.SelectedCells.Count > 0)
343 {
344 var cell = dgv.SelectedCells[0];
345 row = dgv.Rows[cell.RowIndex];
346 }
347 if (dgv.SelectedRows.Count > 0)
348 {
349 row = dgv.SelectedRows[0];
350 }
351 data = row.Cells[cellindex].Value.ToString();
352 txtFilterText.Text = data;
353 }
354 }
355 private void btnFilter_Click(object sender, EventArgs e)
356 {
357 RadioButton button = GetSelectedFilteringControl();
358 FilterByColumn(button);
359 }
360 private void radio_filter_channelnumber_CheckedChanged(object sender, EventArgs e)
361 {
362 RadioButton radio = (sender as RadioButton);
363 UpdateFilterText(radio, dataGrid);
364 }
365 private void radio_filter_title_CheckedChanged(object sender, EventArgs e)
366 {
367 RadioButton radio = (sender as RadioButton);
368 UpdateFilterText(radio, dataGrid);
369 }
370 private void radio_filter_subtitle_CheckedChanged(object sender, EventArgs e)
371 {
372 RadioButton radio = (sender as RadioButton);
373 UpdateFilterText(radio, dataGrid);
374 }
375 private void radio_filter_description_CheckedChanged(object sender, EventArgs e)
376 {
377 RadioButton radio = (sender as RadioButton);
378 UpdateFilterText(radio, dataGrid);
379 }
380 private void radio_filter_channelname_CheckedChanged(object sender, EventArgs e)
381 {
382 RadioButton radio = (sender as RadioButton);
383 UpdateFilterText(radio, dataGrid);
384 }
385 private void radio_filter_start_CheckedChanged(object sender, EventArgs e)
386 {
387 RadioButton radio = (sender as RadioButton);
388 UpdateFilterText(radio, dataGrid);
389 }
390 private void radio_filter_stop_CheckedChanged(object sender, EventArgs e)
391 {
392 RadioButton radio = (sender as RadioButton);
393 UpdateFilterText(radio, dataGrid);
394 }
395 #endregion
396 #region Sorting events
397 private bool Descending = false;
398 private void ToggleDescedning() { Descending = Descending ? false : true; }
399 private void SortByColumn(RadioButton button)
400 {
401 string column = (button.Tag as string);
402 object data = dataGrid.DataSource;
403 XMLTV.CreateSorterFromDataSource(ref data, Descending, column);
404 dataGrid.DataSource = data;
405 ToggleDescedning();
406 }
407 private RadioButton GetSelectedSortControl()
408 {
409 bool control_selected = false;
410 RadioButton button = new RadioButton();
411 foreach (var c in grpSort_flow.Controls)
412 {
413 button = (c as RadioButton);
414 if (button != null) { if (button.Checked) { control_selected = true; break; } }
415 else { continue; }
416 }
417 if (!control_selected)
418 {
419 gLog.Warn.WriteLine("Unkown sort value used. Was not: channelname, title, subtitle, description, stop, or start.");
420 //throw new InvalidOperationException("No sorting control is currently selected.");
421 return button;
422 }
423 else { return button; }
424 }
425 private void btnSort_Click(object sender, EventArgs e)
426 {
427 RadioButton button = GetSelectedSortControl();
428 SortByColumn(button);
429 }
430 #endregion
431 }
432 }
433

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