public void OpenFile()
{
SyncContext.Post(
_ =>
{
if (OpenFileSemaphore.Wait(0) == false)
{
return;
}
if (PdfWindow == null)
{
CreatePdfWindow(null);
}
string filePath = PdfWindow.OpenFileDialog();
if (filePath != null)
{
PDFElement.Create(filePath);
}
OpenFileSemaphore.Release();
},
null
);
}
public void OpenDocument(PDFElement pdfElement)
{
//if (WindowEx.IsWindowOpen<PDFWindow>() == false)
if (Visibility != Visibility.Visible)
{
Show();
}
IPDFViewer.LoadDocument(pdfElement);
}
private void OpenElement(PDFElement pdfElem)
{
if (pdfElem == null)
{
return;
}
LastElement = pdfElem;
EnsurePdfWindow();
PdfWindow.OpenDocument(pdfElem);
PdfWindow.ForceActivate();
}
public void OnElementChanged(IElement newElem,
IControlHtml ctrlHtml)
{
PdfWindow?.CancelSave();
if (newElem == null)
{
return;
}
if (LastElement?.ElementId == newElem.Id)
{
return;
}
var html = ctrlHtml?.Text ?? string.Empty;
var pdfEl = newElem.Type == ElementType.Topic
? PDFElement.TryReadElement(html, newElem.Id)
: null;
bool noNewElem = pdfEl == null;
bool noLastElem = LastElement == null || (Svc.SM.Registry.Element[LastElement.ElementId]?.Deleted ?? true);
if (noNewElem && noLastElem)
{
return;
}
SyncContext.Send(
delegate
{
bool close = LastElement != null && pdfEl == null;
CloseElement();
OpenElement(pdfEl);
if (close)
{
PdfWindow?.Close();
}
},
null);
}
public void OpenFile()
{
SyncContext.Post(
_ =>
{
if (PdfWindow == null)
{
CreatePdfWindow(null);
}
string filePath = PdfWindow.OpenFileDialog();
if (filePath != null)
{
PDFElement.Create(filePath);
}
},
null
);
}
public static CreationResult Create(
IBinary binMem,
int startPage = -1,
int endPage = -1,
int startIdx = -1,
int endIdx = -1,
int parentElementId = -1,
int readPage = 0,
Point readPoint = default,
ViewModes viewMode = PDFConst.DefaultViewMode,
int pageMargin = PDFConst.DefaultPageMargin,
float zoom = PDFConst.DefaultZoom,
bool shouldDisplay = true,
string subtitle = null)
{
PDFElement pdfEl;
string title;
string author;
string creationDate;
string filePath;
try
{
filePath = binMem.GetFilePath("pdf");
if (File.Exists(filePath) == false)
{
return(CreationResult.FailBinaryMemberFileMissing);
}
pdfEl = new PDFElement
{
BinaryMemberId = binMem.Id,
FilePath = filePath,
StartPage = startPage,
EndPage = endPage,
StartIndex = startIdx,
EndIndex = endIdx,
ReadPage = readPage,
ReadPoint = readPoint,
ViewMode = viewMode,
PageMargin = pageMargin,
Zoom = zoom,
};
pdfEl.GetInfos(out string pdfTitle,
out author,
out creationDate);
title = pdfEl.ConfigureTitle(pdfTitle, subtitle);
}
catch (Exception ex)
{
LogTo.Error(ex, "Exception thrown while creating new PDF element");
return(CreationResult.FailUnknown);
}
string elementHtml = string.Format(CultureInfo.InvariantCulture,
PDFConst.ElementFormat,
title,
binMem.Name,
pdfEl.GetJsonB64());
IElement parentElement =
parentElementId > 0
? Svc.SM.Registry.Element[parentElementId]
: null;
var elemBuilder =
new ElementBuilder(ElementType.Topic,
elementHtml)
.WithParent(parentElement)
.WithTitle(subtitle ?? title)
.WithPriority(PDFState.Instance.Config.PDFExtractPriority)
.WithReference(
r => r.WithTitle(title)
.WithAuthor(author)
.WithDate(creationDate)
.WithSource("PDF")
.WithLink("..\\" + Svc.SM.Collection.MakeRelative(filePath))
);
if (shouldDisplay == false)
{
elemBuilder = elemBuilder.DoNotDisplay();
}
return(Svc.SM.Registry.Element.Add(out _, ElemCreationFlags.CreateSubfolders, elemBuilder)
? CreationResult.Ok
: CreationResult.FailCannotCreateElement);
}
