本文整理汇总了C#中BindingList.Skip方法的典型用法代码示例。如果您正苦于以下问题：C# BindingList.Skip方法的具体用法？C# BindingList.Skip怎么用？C# BindingList.Skip使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BindingList的用法示例。
在下文中一共展示了BindingList.Skip方法的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: RefreshChannels
//.........这里部分代码省略.........
int days = FilterTime.ReturnNumberOfDays(_timefilter);
channels = (days == -1) ? context.Channels : context.Channels.Where(a => (a.LastModified > (DateTime.UtcNow.Add(-TimeSpan.FromDays(days)))));
if (!string.IsNullOrEmpty(_searchinname))
{
string searchlower = _searchinname.ToLower();
channels = channels.Where(c => (c.Name.ToLower().Contains(searchlower) || c.Id.ToLower().Contains(searchlower)));
}
if (FilterState != "All")
{
channels = channels.Where(c => c.State == (ChannelState)Enum.Parse(typeof(ChannelState), _statefilter));
}
switch (_orderitems)
{
case OrderChannels.LastModified:
channelquery = from c in channels
orderby c.LastModified descending
select new ChannelEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
InputProtocol = string.Format("{0} ({1})", Program.ReturnNameForProtocol(c.Input.StreamingProtocol), c.Input.Endpoints.Count),
Encoding = c.EncodingType != ChannelEncodingType.None ? EncodingImage : null,
InputUrl = c.Input.Endpoints.FirstOrDefault().Url,
PreviewUrl = c.Preview.Endpoints.FirstOrDefault().Url,
State = c.State,
LastModified = c.LastModified.ToLocalTime()
};
break;
case OrderChannels.Name:
channelquery = from c in channels
orderby c.Name
select new ChannelEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
InputProtocol = string.Format("{0} ({1})", Program.ReturnNameForProtocol(c.Input.StreamingProtocol), c.Input.Endpoints.Count),
Encoding = c.EncodingType != ChannelEncodingType.None ? EncodingImage : null,
InputUrl = c.Input.Endpoints.FirstOrDefault().Url,
PreviewUrl = c.Preview.Endpoints.FirstOrDefault().Url,
State = c.State,
LastModified = c.LastModified.ToLocalTime()
};
break;
case OrderChannels.State:
channelquery = from c in channels
orderby c.State
select new ChannelEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
InputProtocol = string.Format("{0} ({1})", Program.ReturnNameForProtocol(c.Input.StreamingProtocol), c.Input.Endpoints.Count),
Encoding = c.EncodingType != ChannelEncodingType.None ? EncodingImage : null,
InputUrl = c.Input.Endpoints.FirstOrDefault().Url,
PreviewUrl = c.Preview.Endpoints.FirstOrDefault().Url,
State = c.State,
LastModified = c.LastModified.ToLocalTime()
};
break;
default:
channelquery = from c in channels
select new ChannelEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
InputProtocol = string.Format("{0} ({1})", Program.ReturnNameForProtocol(c.Input.StreamingProtocol), c.Input.Endpoints.Count),
Encoding = c.EncodingType != ChannelEncodingType.None ? EncodingImage : null,
InputUrl = c.Input.Endpoints.FirstOrDefault().Url,
PreviewUrl = c.Preview.Endpoints.FirstOrDefault().Url,
State = c.State,
LastModified = c.LastModified.ToLocalTime()
};
break;
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
channelquery = channelquery.Take(50);
}
_MyObservChannels = new BindingList<ChannelEntry>(channelquery.ToList());
_MyObservChannelthisPage = new BindingList<ChannelEntry>(_MyObservChannels.Skip(_channelsperpage * (_currentpage - 1)).Take(_channelsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservChannelthisPage));
_refreshedatleastonetime = true;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.Default));
}示例2: RefreshPrograms
//.........这里部分代码省略.........
programs = programs.Where(p => (p.Name.ToLower().Contains(searchlower) || p.Id.ToLower().Contains(searchlower) || p.Asset.Id.ToLower().Contains(searchlower)));
}
if (FilterState != "All")
{
programs = programs.Where(p => p.State == (ProgramState)Enum.Parse(typeof(ProgramState), _statefilter));
}
switch (_orderitems)
{
case OrderPrograms.LastModified:
programquery = programs.AsEnumerable().Where(p => idsList.Contains(p.ChannelId)).OrderByDescending(p => p.LastModified)
.Join(_context.Channels.AsEnumerable(), p => p.ChannelId, c => c.Id,
(p, c) =>
new ProgramEntry
{
Name = p.Name,
Id = p.Id,
Description = p.Description,
ArchiveWindowLength = p.ArchiveWindowLength,
State = p.State,
LastModified = p.LastModified.ToLocalTime(),
ChannelName = c.Name,
ChannelId = c.Id,
Published = p.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).Count() > 0 ? Streaminglocatorimage : null,
}).ToArray();
break;
case OrderPrograms.Name:
programquery = programs.AsEnumerable().Where(p => idsList.Contains(p.ChannelId)).OrderBy(p => p.Name)
.Join(_context.Channels.AsEnumerable(), p => p.ChannelId, c => c.Id,
(p, c) =>
new ProgramEntry
{
Name = p.Name,
Id = p.Id,
Description = p.Description,
ArchiveWindowLength = p.ArchiveWindowLength,
State = p.State,
LastModified = p.LastModified.ToLocalTime(),
ChannelName = c.Name,
ChannelId = c.Id,
Published = p.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).Count() > 0 ? Streaminglocatorimage : null,
}).ToArray();
break;
case OrderPrograms.State:
programquery = programs.AsEnumerable().Where(p => idsList.Contains(p.ChannelId)).OrderBy(p => p.State)
.Join(_context.Channels.AsEnumerable(), p => p.ChannelId, c => c.Id,
(p, c) =>
new ProgramEntry
{
Name = p.Name,
Id = p.Id,
Description = p.Description,
ArchiveWindowLength = p.ArchiveWindowLength,
State = p.State,
LastModified = p.LastModified.ToLocalTime(),
ChannelName = c.Name,
ChannelId = c.Id,
Published = p.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).Count() > 0 ? Streaminglocatorimage : null,
}).ToArray();
break;
default:
programquery = programs.AsEnumerable().Where(p => idsList.Contains(p.ChannelId))
.Join(_context.Channels.AsEnumerable(), p => p.ChannelId, c => c.Id,
(p, c) =>
new ProgramEntry
{
Name = p.Name,
Id = p.Id,
Description = p.Description,
ArchiveWindowLength = p.ArchiveWindowLength,
State = p.State,
LastModified = p.LastModified.ToLocalTime(),
ChannelName = c.Name,
ChannelId = c.Id,
Published = p.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).Count() > 0 ? Streaminglocatorimage : null,
}).ToArray();
break;
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
programquery = programquery.Take(50);
}
_MyObservPrograms = new BindingList<ProgramEntry>(programquery.ToList());
_MyObservProgramsthisPage = new BindingList<ProgramEntry>(_MyObservPrograms.Skip(_itemssperpage * (_currentpage - 1)).Take(_itemssperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservProgramsthisPage));
_refreshedatleastonetime = true;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.Default));
}示例3: Refreshjobs
//.........这里部分代码省略.........
}
else
{
jobsServerQuery = context.Jobs.Where(j =>
(!filterStartDate || j.LastModified > dateTimeStart)
&&
(!filterEndDate || j.LastModified < dateTimeRangeEnd)
&&
(!filterstate || j.State == jobstate)
);
}
// SHORTCUT (needed for account with large number of jobs)
if (_orderjobs == OrderJobs.LastModifiedDescending && (_timefilter == FilterTime.First50Items || _timefilter == FilterTime.First1000Items))
{
if (_timefilter == FilterTime.First50Items)
{
jobs = jobsServerQuery.Take(50);
}
else if (_timefilter == FilterTime.First1000Items)
{
jobs = jobsServerQuery.Take(1000);
}
}
else // general case
{
// let's get all the results locally
IList<IJob> aggregateListJobs = new List<IJob>();
int skipSize = 0;
int batchSize = 1000;
int currentSkipSize = 0;
while (true)
{
// Enumerate through all jobs (1000 at a time)
var jobsq = jobsServerQuery
.Skip(skipSize).Take(batchSize).ToList();
currentSkipSize += jobsq.Count;
foreach (var j in jobsq)
{
aggregateListJobs.Add(j);
}
if (currentSkipSize == batchSize)
{
skipSize += batchSize;
currentSkipSize = 0;
}
else
{
break;
}
}
jobs = aggregateListJobs;
switch (_orderjobs)
{
case OrderJobs.LastModifiedDescending:
jobs = from j in jobs orderby j.LastModified descending select j;
break;示例4: RefreshStreamingEndpoints
// all assets are refreshed
public void RefreshStreamingEndpoints(CloudMediaContext context, int pagetodisplay)
{
if (!_initialized) return;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.WaitCursor));
//this.FindForm().Cursor = Cursors.WaitCursor;
_context = context;
IEnumerable<StreamingEndpointEntry> endpointquery;
streamingendpoints = context.StreamingEndpoints;
_context = context;
_pagecount = (int)Math.Ceiling(((double)streamingendpoints.Count()) / ((double)_originsperpage));
if (_pagecount == 0) _pagecount = 1; // no asset but one page
if (pagetodisplay < 1) pagetodisplay = 1;
if (pagetodisplay > _pagecount) pagetodisplay = _pagecount;
_currentpage = pagetodisplay;
try
{
int c = streamingendpoints.Count();
}
catch (Exception e)
{
MessageBox.Show("There is a problem when connecting to Azure Media Services. Application will close. " + e.Message);
Environment.Exit(0);
}
switch (_orderstreamingendpoints)
{
case OrderStreamingEndpoints.LastModified:
default:
streamingendpoints = from c in streamingendpoints
orderby c.LastModified descending
select c;
break;
case OrderStreamingEndpoints.Name:
streamingendpoints = from c in streamingendpoints
orderby c.Name
select c;
break;
case OrderStreamingEndpoints.State:
streamingendpoints = from c in streamingendpoints
orderby c.State
select c;
break;
case OrderStreamingEndpoints.ScaleUnits:
streamingendpoints = from c in streamingendpoints
orderby c.ScaleUnits
select c;
break;
}
endpointquery = from c in streamingendpoints
select new StreamingEndpointEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
CDN = c.CdnEnabled ? "CDN" : string.Empty,
ScaleUnits = c.ScaleUnits,
State = c.State,
LastModified = c.LastModified.ToLocalTime(),
};
_MyObservStreamingEndpoints = new BindingList<StreamingEndpointEntry>(endpointquery.ToList());
_MyObservStreamingEndpointthisPage = new BindingList<StreamingEndpointEntry>(_MyObservStreamingEndpoints.Skip(_originsperpage * (_currentpage - 1)).Take(_originsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservStreamingEndpointthisPage));
_refreshedatleastonetime = true;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.Default));
}示例5: Refreshjobs
//.........这里部分代码省略.........
string searchlower = _searchinname.ToLower();
jobs = jobs.Where(j => (j.Name.ToLower().Contains(searchlower) || j.Id.ToLower().Contains(searchlower)));
}
switch (_orderjobs)
{
case OrderJobs.LastModifiedDescending:
jobs = from j in jobs orderby j.LastModified descending select j;
break;
case OrderJobs.LastModifiedAscending:
jobs = from j in jobs orderby j.LastModified ascending select j;
break;
case OrderJobs.NameDescending:
jobs = from j in jobs orderby j.Name descending select j;
break;
case OrderJobs.NameAscending:
jobs = from j in jobs orderby j.Name ascending select j;
break;
case OrderJobs.EndTimeDescending:
jobs = from j in jobs orderby j.EndTime descending select j;
break;
case OrderJobs.EndTimeAscending:
jobs = from j in jobs orderby j.EndTime ascending select j;
break;
case OrderJobs.ProcessTimeDescending:
jobs = from j in jobs orderby j.RunningDuration descending select j;
break;
case OrderJobs.ProcessTimeAscending:
jobs = from j in jobs orderby j.RunningDuration ascending select j;
break;
case OrderJobs.StartTimeDescending:
jobs = from j in jobs orderby j.StartTime descending select j;
break;
case OrderJobs.StartTimeAscending:
jobs = from j in jobs orderby j.StartTime ascending select j;
break;
case OrderJobs.StateDescending:
jobs = from j in jobs orderby j.State descending select j;
break;
case OrderJobs.StateAscending:
jobs = from j in jobs orderby j.State ascending select j;
break;
default:
jobs = from j in jobs orderby j.LastModified descending select j;
break;
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
jobs = jobs.Take(50);
}
_context = context;
_pagecount = (int)Math.Ceiling(((double)jobs.Count()) / ((double)_jobsperpage));
if (_pagecount == 0) _pagecount = 1; // no asset but one page
if (pagetodisplay < 1) pagetodisplay = 1;
if (pagetodisplay > _pagecount) pagetodisplay = _pagecount;
_currentpage = pagetodisplay;
try
{
jobquery = from j in jobs
select new JobEntry
{
Name = j.Name,
Id = j.Id,
Tasks = j.Tasks.Count,
Priority = j.Priority,
State = j.State,
StartTime = j.StartTime.HasValue ? (Nullable<DateTime>)((DateTime)j.StartTime).ToLocalTime() : null,
EndTime = j.EndTime.HasValue ? ((DateTime)j.EndTime).ToLocalTime().ToString() : null,
Duration = (j.StartTime.HasValue && j.EndTime.HasValue) ? ((DateTime)j.EndTime).Subtract((DateTime)j.StartTime).ToString(@"d\.hh\:mm\:ss") : string.Empty,
Progress = (j.State == JobState.Scheduled || j.State == JobState.Processing || j.State == JobState.Queued) ? j.GetOverallProgress() : 101d
};
_MyObservJob = new BindingList<JobEntry>(jobquery.ToList());
}
catch (Exception e)
{
MessageBox.Show("There is a problem when connecting to Azure Media Services. Application will close. " + Constants.endline + Program.GetErrorMessage(e));
Environment.Exit(0);
}
_MyObservAssethisPage = new BindingList<JobEntry>(_MyObservJob.Skip(_jobsperpage * (_currentpage - 1)).Take(_jobsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservAssethisPage));
_refreshedatleastonetime = true;
this.FindForm().Cursor = Cursors.Default;
}示例6: RefreshAssets
public void RefreshAssets(CloudMediaContext context, int pagetodisplay) // all assets are refreshed
{
if (!_initialized) return;
Debug.WriteLine("RefreshAssets Start");
if (WorkerAnalyzeAssets.IsBusy)
{
// cancel the analyze.
WorkerAnalyzeAssets.CancelAsync();
}
this.FindForm().Cursor = Cursors.WaitCursor;
// DAYS
bool filterStartDate = false;
bool filterEndDate = false;
DateTime dateTimeStart = DateTime.UtcNow;
DateTime dateTimeRangeEnd = DateTime.UtcNow.AddDays(1);
int days = FilterTime.ReturnNumberOfDays(_timefilter);
if (days > 0)
{
filterStartDate = true;
dateTimeStart = (DateTime.UtcNow.Add(-TimeSpan.FromDays(days)));
}
else if (days == -1) // TimeRange
{
filterStartDate = true;
filterEndDate = true;
dateTimeStart = _timefilterTimeRange.StartDate;
if (_timefilterTimeRange.EndDate != null) // there is an end time
{
dateTimeRangeEnd = (DateTime)_timefilterTimeRange.EndDate;
}
}
IQueryable<IAsset> assetsServerQuery = null;// = context.Assets.AsQueryable(); ;
bool SwitchedToLocalQuery = false;
///////////////////////
// SEARCH
///////////////////////
if (_searchinname != null && !string.IsNullOrEmpty(_searchinname.Text))
{
bool Error = false;
int skipSize = 0;
int batchSize = 1000;
int currentSkipSize = 0;
string strsearch = _searchinname.Text.ToLower();
switch (_searchinname.SearchType)
{
// Search on Asset name
case SearchIn.AssetName:
assetsServerQuery = context.Assets.Where(a =>
(a.Name.Contains(_searchinname.Text))
&&
(!filterStartDate || a.LastModified > dateTimeStart)
&&
(!filterEndDate || a.LastModified < dateTimeRangeEnd)
);
/*
if (assetsServerQuery.Count() > 1000) // we need to paginate
{
IList<IAsset> newAssetList = new List<IAsset>();
while (true)
{
// Enumerate through all assets (1000 at a time)
var assetsq = assetsServerQuery
.Skip(skipSize).Take(batchSize).ToList();
currentSkipSize += assetsq.Count;
foreach (var a in assetsq)
{
newAssetList.Add(a);
}
if (currentSkipSize == batchSize)
{
skipSize += batchSize;
currentSkipSize = 0;
}
else
{
break;
}
}
SwitchedToLocalQuery = true;
assets = newAssetList;
}
*/
break;
// Search on Asset aternate id
//.........这里部分代码省略.........
示例7: RefreshAssets
//.........这里部分代码省略.........
assets = assets.Where(a => a.Options == AssetCreationOptions.None);
break;
case StatusAssets.DynEnc:
assets = assets.Where(a => a.DeliveryPolicies.Any());
break;
case StatusAssets.Streamable:
assets = assets.Where(a => a.IsStreamable);
break;
case StatusAssets.SupportDynEnc:
assets = assets.Where(a => a.SupportsDynamicEncryption);
break;
case StatusAssets.Empty:
assets = assets.Where(a => a.AssetFiles.Count() == 0);
break;
case StatusAssets.DefaultStorage:
assets = assets.Where(a => a.StorageAccountName == _context.DefaultStorageAccount.Name);
break;
case StatusAssets.NotDefaultStorage:
assets = assets.Where(a => a.StorageAccountName != _context.DefaultStorageAccount.Name);
break;
default:
break;
}
}
var size = new Func<IAsset, long>(AssetInfo.GetSize);
switch (_orderassets)
{
case OrderAssets.LastModifiedDescending:
assets = from a in assets orderby a.LastModified descending select a;
break;
case OrderAssets.LastModifiedAscending:
assets = from a in assets orderby a.LastModified ascending select a;
break;
case OrderAssets.NameAscending:
assets = from a in assets orderby a.Name ascending select a;
break;
case OrderAssets.NameDescending:
assets = from a in assets orderby a.Name descending select a;
break;
case OrderAssets.SizeDescending:
assets = from a in assets orderby size(a) descending select a;
break;
case OrderAssets.SizeAscending:
assets = from a in assets orderby size(a) ascending select a;
break;
case OrderAssets.LocatorExpirationAscending:
assets = from a in assets where a.Locators.Any() orderby a.Locators.Min(l => l.ExpirationDateTime) ascending select a;
break;
case OrderAssets.LocatorExpirationDescending:
assets = from a in assets where a.Locators.Any() orderby a.Locators.Min(l => l.ExpirationDateTime) descending select a;
break;
default:
assets = from a in assets orderby a.LastModified descending select a;
break;
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
assets = assets.Take(50);
}
_context = context;
_pagecount = (int)Math.Ceiling(((double)assets.Count()) / ((double)_assetsperpage));
if (_pagecount == 0) _pagecount = 1; // no asset but one page
if (pagetodisplay < 1) pagetodisplay = 1;
if (pagetodisplay > _pagecount) pagetodisplay = _pagecount;
_currentpage = pagetodisplay;
try
{
assetquery = from a in assets
select new AssetEntry { Name = a.Name, Id = a.Id, Type = null, LastModified = ((DateTime)a.LastModified).ToLocalTime(), Storage = a.StorageAccountName };
_MyObservAsset = new BindingList<AssetEntry>(assetquery.ToList());
}
catch (Exception e)
{
MessageBox.Show("There is a problem when connecting to Azure Media Services. Application will close. " + Constants.endline + Program.GetErrorMessage(e));
Environment.Exit(0);
}
BindingList<AssetEntry> MyObservAssethisPage = new BindingList<AssetEntry>(_MyObservAsset.Skip(_assetsperpage * (_currentpage - 1)).Take(_assetsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = MyObservAssethisPage));
_refreshedatleastonetime = true;
AnalyzeItemsInBackground();
this.FindForm().Cursor = Cursors.Default;
}示例8: Refreshjobs
//.........这里部分代码省略.........
(!filterstate || j.State == jobstate)
);
}
switch (_orderjobs)
{
case OrderJobs.LastModifiedDescending:
jobs = from j in jobs orderby j.LastModified descending select j;
break;
case OrderJobs.LastModifiedAscending:
jobs = from j in jobs orderby j.LastModified ascending select j;
break;
case OrderJobs.NameDescending:
jobs = from j in jobs orderby j.Name descending select j;
break;
case OrderJobs.NameAscending:
jobs = from j in jobs orderby j.Name ascending select j;
break;
case OrderJobs.EndTimeDescending:
jobs = from j in jobs orderby j.EndTime descending select j;
break;
case OrderJobs.EndTimeAscending:
jobs = from j in jobs orderby j.EndTime ascending select j;
break;
case OrderJobs.ProcessTimeDescending:
jobs = from j in jobs orderby j.RunningDuration descending select j;
break;
case OrderJobs.ProcessTimeAscending:
jobs = from j in jobs orderby j.RunningDuration ascending select j;
break;
case OrderJobs.StartTimeDescending:
jobs = from j in jobs orderby j.StartTime descending select j;
break;
case OrderJobs.StartTimeAscending:
jobs = from j in jobs orderby j.StartTime ascending select j;
break;
case OrderJobs.StateDescending:
jobs = from j in jobs orderby j.State descending select j;
break;
case OrderJobs.StateAscending:
jobs = from j in jobs orderby j.State ascending select j;
break;
default:
jobs = from j in jobs orderby j.LastModified descending select j;
break;
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
jobs = jobs.Take(50);
}
_context = context;
_pagecount = (int)Math.Ceiling(((double)jobs.Count()) / ((double)_jobsperpage));
if (_pagecount == 0) _pagecount = 1; // no asset but one page
if (pagetodisplay < 1) pagetodisplay = 1;
if (pagetodisplay > _pagecount) pagetodisplay = _pagecount;
_currentpage = pagetodisplay;
try
{
jobquery = from j in jobs
select new JobEntry
{
Name = j.Name,
Id = j.Id,
Tasks = j.Tasks.Count,
Priority = j.Priority,
State = j.State,
StartTime = j.StartTime.HasValue ? (Nullable<DateTime>)((DateTime)j.StartTime).ToLocalTime() : null,
EndTime = j.EndTime.HasValue ? ((DateTime)j.EndTime).ToLocalTime().ToString() : null,
Duration = (j.StartTime.HasValue && j.EndTime.HasValue) ? ((DateTime)j.EndTime).Subtract((DateTime)j.StartTime).ToString(@"d\.hh\:mm\:ss") : string.Empty,
Progress = (j.State == JobState.Scheduled || j.State == JobState.Processing || j.State == JobState.Queued) ? j.GetOverallProgress() : 101d
};
_MyObservJob = new BindingList<JobEntry>(jobquery.ToList());
}
catch (Exception e)
{
MessageBox.Show("There is a problem when connecting to Azure Media Services. Application will close. " + Constants.endline + Program.GetErrorMessage(e));
Environment.Exit(0);
}
_MyObservAssethisPage = new BindingList<JobEntry>(_MyObservJob.Skip(_jobsperpage * (_currentpage - 1)).Take(_jobsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservAssethisPage));
_refreshedatleastonetime = true;
this.FindForm().Cursor = Cursors.Default;
}示例9: RefreshAssets
//.........这里部分代码省略.........
}
catch
{
Error = true;
MessageBox.Show("Error with program Id. Is it a valid GUID or program Id ?", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
if (!Error)
{
var queryprog = context.Programs.Where(p => p.Id == Constants.ProgramIdPrefix + programguid).FirstOrDefault();
if (queryprog != null)
{
assets = context.Assets.Where(a =>
(!filterday || a.LastModified > datefilter)
&&
queryprog.AssetId == a.Id
);
}
else
{
MessageBox.Show("No program was found with this Id.", "Not found", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
break;
// Search on Program name
case SearchIn.ProgramName:
// we take only the first 1000 programs that contains the text. We could improve this by paging the query (to do)
var queryprog2 = context.Programs.Where(p => p.Name.ToLower().Contains(_searchinname.Text.ToLower())).AsEnumerable().Select(p => p.AssetId).ToList();
IList<IAsset> passets = new List<IAsset>();
int skipSizePr = 0;
int batchSizePr = 1000;
int currentSkipSizePr = 0;
while (true)
{
// Enumerate through all assets (1000 at a time)
var assetsq = context.Assets.Where(a =>
(!filterday || a.LastModified > datefilter))
.Skip(skipSizePr).Take(batchSizePr).ToList();
currentSkipSizePr += assetsq.Count;
var assetsq2 = assetsq.Where(a => queryprog2.Contains(a.Id)); // assets which are in the program query
foreach (var a in assetsq2)
{
passets.Add(a);
}
if (currentSkipSizePr == batchSizePr)
{
skipSizePr += batchSizePr;
currentSkipSizePr = 0;
}
else
{
break;
}
}
assets = passets;
break;
default:示例10: RefreshPrograms
//.........这里部分代码省略.........
);
if (idsList.Count == 1 && !_anyChannel)
{
programssrv = programssrv.Where(p => p.ChannelId == idsList[0]);
}
else if (idsList.Count > 1 && !_anyChannel)
{
// let's build the query for all the IDs
// The IQueryable data to query.
IQueryable<IProgram> queryableData = programssrv.AsQueryable<IProgram>();
// Compose the expression tree that represents the parameter to the predicate.
ParameterExpression pe = Expression.Parameter(typeof(IProgram), "p");
List<Expression> exp = new List<Expression>();
foreach (var s in idsList)
{
// ***** Where(p => p.ChannelId == "nb:chid:UUID:29aae99e-66d9-4a54-8cf0-8f652fd0f0ff" || p.ChannelId == "nb:chid:UUID:....)) *****
// Create an expression tree that represents the expression 'p.ChannelId == "nb:chid:UUID:2....
Expression left = Expression.Property(pe, typeof(IProgram).GetProperty("ChannelId"));
Expression right = Expression.Constant(s);
exp.Add(Expression.Equal(left, right));
}
// Combine the expression trees to create an expression tree that represents the
Expression predicateBody = Expression.OrElse(exp[0], exp[1]);
for (int i = 2; i < idsList.Count; i++)
{
predicateBody = Expression.OrElse(predicateBody, exp[i]);
}
// Create an expression tree that represents the expression
MethodCallExpression whereCallExpression = Expression.Call(
typeof(Queryable),
"Where",
new Type[] { queryableData.ElementType },
queryableData.Expression,
Expression.Lambda<Func<IProgram, bool>>(predicateBody, new ParameterExpression[] { pe }));
// ***** End Where *****
// Create an executable query from the expression tree.
programssrv = queryableData.Provider.CreateQuery<IProgram>(whereCallExpression);
}
}
// Sorting
switch (_orderitems)
{
case OrderPrograms.LastModified:
programssrv = programssrv.OrderByDescending(p => p.LastModified);
break;
case OrderPrograms.Name:
programssrv = programssrv.OrderBy(p => p.Name);
break;
case OrderPrograms.State:
programssrv = programssrv.OrderBy(p => p.State);
break;
default:
break;
}
IEnumerable<IProgram> programs = programssrv.AsEnumerable(); // local query now
if (pFilterOnState)
{
programs = programs.Where(p => p.State.Equals(myStateFilter)); // this query has to be locally. Not supported on the server
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
programs = programs.Take(50);
}
programquery = programs.Select(p =>
new ProgramEntry
{
Name = p.Name,
Id = p.Id,
Description = p.Description,
ArchiveWindowLength = p.ArchiveWindowLength,
State = p.State,
LastModified = p.LastModified.ToLocalTime(),
ChannelName = p.Channel.Name,
ChannelId = p.Channel.Id,
Published = p.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).Count() > 0 ? Streaminglocatorimage : null,
});
_MyObservPrograms = new BindingList<ProgramEntry>(programquery.ToList());
_MyObservProgramsthisPage = new BindingList<ProgramEntry>(_MyObservPrograms.Skip(_itemssperpage * (_currentpage - 1)).Take(_itemssperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservProgramsthisPage));
_refreshedatleastonetime = true;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.Default));
Debug.WriteLine("RefreshPrograms : end");
}示例11: RefreshChannels
//.........这里部分代码省略.........
case SearchIn.ChannelName:
channelssrv = context.Channels.Where(c =>
(c.Name.ToLower().Contains(_searchinname.Text.ToLower()))
&&
(!filterday || c.LastModified > datefilter)
);
break;
case SearchIn.ChannelId:
string channelguid = _searchinname.Text;
if (channelguid.StartsWith(Constants.ChannelIdPrefix))
{
channelguid = channelguid.Substring(Constants.ChannelIdPrefix.Length);
}
try
{
var g = new Guid(channelguid);
}
catch
{
Error = true;
MessageBox.Show("Error with channel Id. Is it a valid GUID or channel Id ?", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
if (!Error)
{
channelssrv = context.Channels.Where(c =>
(c.Id == Constants.ChannelIdPrefix + channelguid)
&&
(!filterday || c.LastModified > datefilter)
);
}
break;
default:
break;
}
}
else
{
channelssrv = context.Channels.Where(c =>
(!filterday || c.LastModified > datefilter)
);
}
switch (_orderitems)
{
case OrderChannels.LastModified:
channelssrv = channelssrv.OrderByDescending(p => p.LastModified);
break;
case OrderChannels.Name:
channelssrv = channelssrv.OrderBy(p => p.LastModified);
break;
case OrderChannels.State:
channelssrv = channelssrv.OrderBy(p => p.State);
break;
default:
break;
}
IEnumerable<IChannel> channels = channelssrv.AsEnumerable(); // local query now
if (filterstate)
{
channels = channels.Where(c => c.State == channelstate); // this query has to be locally. Not supported on the server
}
if ((!string.IsNullOrEmpty(_timefilter)) && _timefilter == FilterTime.First50Items)
{
channels = channels.Take(50);
}
channelquery = channels.Select(c =>
new ChannelEntry
{
Name = c.Name,
Id = c.Id,
Description = c.Description,
InputProtocol = string.Format("{0} ({1})", Program.ReturnNameForProtocol(c.Input.StreamingProtocol), c.Input.Endpoints.Count),
Encoding = ReturnChannelBitmap(c),
InputUrl = c.Input.Endpoints.FirstOrDefault().Url,
PreviewUrl = c.Preview.Endpoints.FirstOrDefault().Url,
State = c.State,
LastModified = c.LastModified.ToLocalTime()
});
_MyObservChannels = new BindingList<ChannelEntry>(channelquery.ToList());
_MyObservChannelthisPage = new BindingList<ChannelEntry>(_MyObservChannels.Skip(_channelsperpage * (_currentpage - 1)).Take(_channelsperpage).ToList());
this.BeginInvoke(new Action(() => this.DataSource = _MyObservChannelthisPage));
_refreshedatleastonetime = true;
this.BeginInvoke(new Action(() => this.FindForm().Cursor = Cursors.Default));
}