/// <summary>
/// Opens Presentation and selects slide
/// </summary>
/// <param name="path"></param>
/// <param name="slideIndex"></param>
private void OpenPresentation(string path, int slideIndex = 1)
{
PPT.Application ppt = null;
PPT.Presentations pres = null;
PPT.Presentation pptPresentation = null;
try
{
ppt = new PPT.Application();
pres = ppt.Presentations;
//TODO: Check if file is already opned
pptPresentation = pres.Open(path);
pptPresentation.Slides[slideIndex].Select();
}
catch (Exception)
{
}
finally
{
pptPresentation.ReleaseCOM();
pptPresentation = null;
pres.ReleaseCOM();
pres = null;
ppt.ReleaseCOM();
ppt = null;
}
}
private void DeleteSlide(int index)
{
//TODO: try-catch
PPT.Application app = new PPT.Application();
PPT.Presentations pres = app.Presentations;
PPT.Presentation pptx = pres.Open(LibraryFile.FullPath, MsoTriState.msoFalse, MsoTriState.msoFalse, MsoTriState.msoFalse);
PPT.Slides slides = pptx.Slides;
PPT.Slide slide = slides[index];
slide.Delete();
pptx.Save();
pptx.Close();
slide.ReleaseCOM();
slide = null;
slides.ReleaseCOM();
slides = null;
pptx.ReleaseCOM();
pptx = null;
pres.ReleaseCOM();
pres = null;
app.ReleaseCOM();
app = null;
}
private void cmdNewFile_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (FocusedRow.Data is IGroup group)
{
var baseName = "New file";
var name = baseName + ".pptx";
int cnt = 2;
while (group.ContainsFile(name)) //TODO: AST: Limit number of iterations
{
name = Path.Combine(baseName + $" ({cnt++})") + ".pptx";
}
var fullPath = Path.Combine(group.FullPath, name);
PPT.Application app = null;
PPT.Presentations pres = null;
PPT.Presentation ppt = null;
try
{
app = new PPT.Application();
pres = app.Presentations;
ppt = pres.Add(MsoTriState.msoFalse);
ppt.SaveAs(fullPath);
}
finally
{
ppt?.Close();
ppt.ReleaseCOM();
ppt = null;
pres.ReleaseCOM();
pres = null;
app = null;
//TODO: AST: app is not released
}
var file = group.AddFile(name);
var row = FocusedRow;
var newRow = dtTree.AddTreeRow(row.ID, 4, Path.GetFileNameWithoutExtension(file.Name), file, false); //TODO: AST: Move it to builder
var node = uxTree.FindNodeByKeyID(newRow.ID);
if (node != null)
{
node.Selected = true;
uxTree.ShowEditor();
}
}
}
public List <IFileItem> AppendShapes(List <PPT.Shape> srcShapes)
{
PPT.Application ppt = null;
PPT.Presentations pres = null;
PPT.Presentation pptPresentation = null;
try
{
ppt = new PPT.Application();
pres = ppt.Presentations;
pptPresentation = pres.Open(FullPath, MsoTriState.msoFalse, MsoTriState.msoFalse, MsoTriState.msoTrue);
PPT.DocumentWindow wnd = pptPresentation.Windows[1];
//wnd.Height = 200;
//wnd.Top = -200;
wnd.WindowState = PPT.PpWindowState.ppWindowMinimized;
wnd = null;
PPT.Slides gSlides = pptPresentation.Slides;
int startIndex = gSlides.Count + 1;
int count = 0;
foreach (PPT.Shape shape in srcShapes)
{
PPT.Slide slide = gSlides.Add(startIndex + count++, PPT.PpSlideLayout.ppLayoutBlank);
shape.Copy();
slide.Shapes.Paste();
slide.Tags.Add(ShapeTag.Tag, ShapeTag.Value);
slide.ReleaseCOM();
slide = null;
}
List <IFileItem> newItems = new List <IFileItem>();
newItems = fileIndex.UpdateIndex(pptPresentation, startIndex);
return(newItems);
}
finally
{
if (pptPresentation != null)
{
pptPresentation.Save();
pptPresentation.Close();
}
pptPresentation.ReleaseCOM();
pptPresentation = null;
pres.ReleaseCOM();
pres = null;
ppt.ReleaseCOM();
ppt = null;
}
}
/// <summary>
/// Scans pptx file and creates Index
/// </summary>
public void CreateIndex()
{
items.Clear();
DeleteIndexFile();
CreateIndexFile();
PPT.Application app = null;
PPT.Presentations preentations = null;
PPT.Presentation pptx = null;
try
{
app = new PPT.Application();
preentations = app.Presentations;
pptx = preentations.Open(LibraryFile.FullPath, MsoTriState.msoTrue, MsoTriState.msoFalse, MsoTriState.msoFalse);
// PPT.Slides gSlides = pptx.Slides;
UpdateIndex(pptx, 1);
}
catch (Exception ex)
{
DeleteIndexFile();
throw ex;
}
finally
{
pptx?.Close();
pptx.ReleaseCOM();
pptx = null;
preentations.ReleaseCOM();
preentations = null;
app.ReleaseCOM();
app = null;
}
}
private void InsertItem(IFileItem item)
{
if (item == null)
{
return;
}
PPT.Application app = new PPT.Application();
PPT.Presentations pres = app.Presentations;
PPT.Presentation pptx = pres.Open(item.File.FullPath, MsoTriState.msoFalse, MsoTriState.msoFalse, MsoTriState.msoFalse);
PPT.Slides slides = pptx.Slides;
PPT.Slide slide = slides[item.Index];
if (item.Type == ItemType.Slide)
{
slide.Copy();
}
else
{
PPT.Shapes shapes = slide.Shapes;
PPT.Shape shape = shapes[1];
shape.Copy();
shapes.ReleaseCOM();
shapes = null;
shape.ReleaseCOM();
shape = null;
}
PPT.Presentation dstpptx = app.ActivePresentation;
PPT.DocumentWindow wnd = app.ActiveWindow;
PPT.View view = wnd.View;
//TODO: Check if there is no selection (selection between slides)
PPT.Slides dstSlides = dstpptx.Slides;
PPT.Slide dstSlide = null;
dstSlide = view.Slide as PPT.Slide;
int ix = dstSlide.SlideIndex + 1;
if (item.Type == ItemType.Slide)
{
dstSlide.Copy();
var r = dstSlides.Paste(); //TODO: dstSlides.Paste(ix) Hangs here
var s = r[1];
s.MoveTo(ix);
s.ReleaseCOM();
s = null;
r.ReleaseCOM();
r = null;
}
else
{
view.Paste();
}
dstSlide.ReleaseCOM();
dstSlide = null;
wnd.ReleaseCOM();
wnd = null;
view.ReleaseCOM();
view = null;
dstpptx.ReleaseCOM();
dstpptx = null;
slide.ReleaseCOM();
slide = null;
slides.ReleaseCOM();
slides = null;
pptx.Close();
pptx.ReleaseCOM();
pptx = null;
pres.ReleaseCOM();
pres = null;
app.ReleaseCOM();
app = null;
dstSlides.ReleaseCOM();
dstSlides = null;
}
public List <IFileItem> AppendSlides(List <PPT.Slide> srcSlides)
{
PPT.Application ppt = null;
PPT.Presentations pres = null;
PPT.Presentation pptPresentation = null;
try
{
ppt = new PPT.Application();
pres = ppt.Presentations;
pptPresentation = pres.Open(FullPath, MsoTriState.msoFalse, MsoTriState.msoFalse, MsoTriState.msoTrue);
PPT.DocumentWindow wnd = pptPresentation.Windows[1];
//wnd.Height = 200;
//wnd.Top = -200;
wnd.WindowState = PPT.PpWindowState.ppWindowMinimized;
wnd = null;
#region Alt. slower approach by copy ppt and insert slides from file
//Copy
//string tempFile = @"c:\WRK\Temp.pptx";
//ppt.ActivePresentation.SaveCopyAs(tempFile, PPT.PpSaveAsFileType.ppSaveAsDefault, Microsoft.Office.Core.MsoTriState.msoTrue);
//PPT.Presentation tempPPT = ppt.Presentations.Open(tempFile,MsoTriState.msoFalse,MsoTriState.msoFalse, MsoTriState.msoFalse);
//List<string> slideNames = slides.Select(slide => slide.Name).ToList();
//var v = from PPT.Slide sl in tempPPT.Slides where !slideNames.Contains(sl.Name) select sl;
//foreach(PPT.Slide s in v)
//{
// s.Delete();
//}
//tempPPT.Save();
//tempPPT.Close();
//gallery.Slides.InsertFromFile(tempFile, gallery.Slides.Count);
#endregion
PPT.Slides gSlides = pptPresentation.Slides;
int startIndex = gSlides.Count + 1;
foreach (PPT.Slide slide in srcSlides)
{
slide.Copy();
gSlides.Paste();
}
List <IFileItem> newItems = new List <IFileItem>();
newItems = fileIndex.UpdateIndex(pptPresentation, startIndex);
return(newItems);
}
finally
{
if (pptPresentation != null)
{
pptPresentation.Save();
pptPresentation.Close();
}
pptPresentation.ReleaseCOM();
pptPresentation = null;
pres.ReleaseCOM();
pres = null;
ppt.ReleaseCOM();
ppt = null;
}
}