Skip to content

Commit a1d4ca5

Browse files
denis-gvardionovdenis-gvardionov
committed
Fixed code examples for deleting slides from presentation
1 parent feae591 commit a1d4ca5

File tree

1 file changed

+62
-60
lines changed

1 file changed

+62
-60
lines changed

‎net/developer-guide/edit-document/edit-powerpoint/deleting-slides-from-presentation.md‎

Lines changed: 62 additions & 60 deletions
Original file line numberDiff line numberDiff line change
@@ -47,51 +47,52 @@ using GroupDocs.Editor.Formats;
4747
using GroupDocs.Editor.Options;
4848
// ...
4949
50-
// Load input spreadsheet to the Editor and specify loading options
51-
using (Editor editor = new Editor("Input3Worksheets.xlsx", new SpreadsheetLoadOptions()))
50+
// Load input presentation to the Editor and specify loading options
51+
using (Editor editor = new Editor("Presentations-Tips.ppt", new PresentationLoadOptions()))
5252
{
53-
// Prepare edit options and set 2nd worksheet to edit
54-
SpreadsheetEditOptions editOptions = new SpreadsheetEditOptions();
55-
editOptions.WorksheetIndex = 1;//2nd worksheet to edit, here WorksheetIndex is 0-based due to historical reasons
53+
// Prepare edit options and set 2nd slide to edit
54+
PresentationEditOptions editOptions = new PresentationEditOptions();
55+
editOptions.ShowHiddenSlides = true;
56+
editOptions.SlideNumber = 1;//2nd slide to edit, here SlideNumber is 0-based due to historical reasons
5657
57-
//generate EditableDocument with original content of 2nd worksheet
58-
using (EditableDocument worksheet2OpenedForEdit = editor.Edit(editOptions))
58+
//generate EditableDocument with original content of 2nd slide
59+
using (EditableDocument slide2OpenedForEdit = editor.Edit(editOptions))
5960
{
6061
// Get the HTML-markup from the EditableDocument with original content
61-
string originalHtmlContentOf2ndWorksheet = worksheet2OpenedForEdit.GetEmbeddedHtml();
62-
62+
string originalHtmlContentOf2ndSlide = slide2OpenedForEdit.GetEmbeddedHtml();
63+
6364
//emulate HTML content editing in WYSIWYG-editor in browser or somewhere else
64-
string editedHtmlContentOf2ndWorksheet = originalHtmlContentOf2ndWorksheet.Replace("2nd row", "Edited 2nd row at 1st column");
65+
string editedHtmlContentOf2ndSlide = originalHtmlContentOf2ndSlide.Replace("Tips to be Covered", "Edited tips on 2nd slide");
6566

66-
//generate EditableDocument with edited content of 2nd worksheet
67-
using (EditableDocument worksheet2AfterEdit = EditableDocument.FromMarkup(editedHtmlContentOf2ndWorksheet))
67+
//generate EditableDocument with edited content of 2nd slide
68+
using (EditableDocument slide2AfterEdit = EditableDocument.FromMarkup(editedHtmlContentOf2ndSlide))
6869
{
6970
//prepare save options without deletions
70-
SpreadsheetSaveOptions saveOptionsWithoutDelete = new SpreadsheetSaveOptions(SpreadsheetFormats.Xlsx);
71-
// let it be the 2nd worksheet...
72-
saveOptionsWithoutDelete.WorksheetNumber = 2;//here WorksheetNumber is 1-based
73-
//... and we also save the original 2nd worksheet, which is pushed to the 3rd position
74-
saveOptionsWithoutDelete.InsertAsNewWorksheet = true;
71+
PresentationSaveOptions saveOptionsWithoutDelete = new PresentationSaveOptions(PresentationFormats.Pptx);
72+
// let it be the 2nd slide...
73+
saveOptionsWithoutDelete.SlideNumber = 2;//here SlideNumber is 1-based
74+
//... and we also save the original 2nd slide, which is pushed to the 3rd position
75+
saveOptionsWithoutDelete.InsertAsNewSlide = true;
7576

76-
// So now the spreadsheet must have 4 worksheets, not 3. Save it to file
77-
editor.Save(worksheet2AfterEdit, "Output4Worksheets-without-delete.xlsx", saveOptionsWithoutDelete);
77+
// So now the presentation must have 22 slides, not 21. Save it to file
78+
editor.Save(slide2AfterEdit, "Output22Slides-without-delete.pptx", saveOptionsWithoutDelete);
7879

7980
// Create another save options, with deletions at this time
80-
SpreadsheetSaveOptions saveOptionsWithDelete = new SpreadsheetSaveOptions(SpreadsheetFormats.Xlsx);
81-
// let the new worksheet will be 2nd for now, but after deleting it will became the 1st later
82-
saveOptionsWithDelete.WorksheetNumber = 2;
81+
PresentationSaveOptions saveOptionsWithDelete = new PresentationSaveOptions(PresentationFormats.Pptx);
82+
// let the new slide will be 2nd for now, but after deleting it will became the 1st later
83+
saveOptionsWithDelete.SlideNumber = 2;
8384

84-
//... and we also save the original 2nd worksheet, which will be next sibling to the newly inserted
85-
saveOptionsWithDelete.InsertAsNewWorksheet = true;
85+
//... and we also save the original 2nd slide, which will be next sibling to the newly inserted
86+
saveOptionsWithDelete.InsertAsNewSlide = true;
8687

87-
// delete the 1st and last worksheet
88-
saveOptionsWithDelete.WorksheetNumbersToDelete = new int[2]
88+
// delete the 1st and last slide
89+
saveOptionsWithDelete.SlideNumbersToDelete = new int[2]
8990
{
90-
1,//1st worksheet
91-
4//last worksheet is 4, not 3, because we inserted the edited 2nd worksheet as the new worksheet instance, without rewriting the original 2nd worksheet
91+
1,//1st slide
92+
22//last slide is 22, not 21, because we inserted the edited 2nd slide as the new slide instance, without rewriting the original 2nd slide
9293
};
93-
// Save it again to distinct file. Output XLSX should have 2 worksheets now.
94-
editor.Save(worksheet2AfterEdit, "Output2Worksheets-with-delete.xlsx", saveOptionsWithDelete);
94+
// Save it again to distinct file. Output PPTX should have 20 slides now.
95+
editor.Save(slide2AfterEdit, "Output20Slides-with-delete.pptx", saveOptionsWithDelete);
9596
}
9697
}
9798
}
@@ -104,47 +105,48 @@ Imports GroupDocs.Editor.Formats
104105
Imports GroupDocs.Editor.Options
105106
' ...
106107

107-
' Load input spreadsheet to the Editor and specify loading options
108-
Using editor As New Editor("Input3Worksheets.xlsx", New SpreadsheetLoadOptions())
109-
' Prepare edit options and set 2nd worksheet to edit
110-
Dim editOptions As New SpreadsheetEditOptions()
111-
editOptions.WorksheetIndex = 1 '2nd worksheet to edit, here WorksheetIndex is 0-based due to historical reasons
108+
' Load input presentation to the Editor and specify loading options
109+
Using editor As New Editor("Presentations-Tips.ppt", New PresentationLoadOptions())
110+
' Prepare edit options and set 2nd slide to edit
111+
Dim editOptions As New PresentationEditOptions
112+
editOptions.ShowHiddenSlides = True
113+
editOptions.SlideNumber = 1 '2nd slide to edit, here SlideNumber is 0-based due to historical reasons
112114

113-
' generate EditableDocument with original content of 2nd worksheet
114-
Using worksheet2OpenedForEdit As EditableDocument = editor.Edit(editOptions)
115+
' generate EditableDocument with original content of 2nd slide
116+
Using slide2OpenedForEdit As EditableDocument = editor.Edit(editOptions)
115117
' Get the HTML-markup from the EditableDocument with original content
116-
Dim originalHtmlContentOf2ndWorksheet As String = worksheet2OpenedForEdit.GetEmbeddedHtml()
118+
Dim originalHtmlContentOf2ndSlide As String = slide2OpenedForEdit.GetEmbeddedHtml()
117119

118120
' emulate HTML content editing in WYSIWYG-editor in browser or somewhere else
119-
Dim editedHtmlContentOf2ndWorksheet As String = originalHtmlContentOf2ndWorksheet.Replace("2nd row", "Edited 2nd row at 1st column")
121+
Dim editedHtmlContentOf2ndSlide As String = originalHtmlContentOf2ndSlide.Replace("Tips to be Covered", "Edited tips on 2nd slide")
120122

121-
' generate EditableDocument with edited content of 2nd worksheet
122-
Using worksheet2AfterEdit As EditableDocument = EditableDocument.FromMarkup(editedHtmlContentOf2ndWorksheet)
123+
' generate EditableDocument with edited content of 2nd slide
124+
Using slide2AfterEdit As EditableDocument = EditableDocument.FromMarkup(editedHtmlContentOf2ndSlide)
123125
' prepare save options without deletions
124-
Dim saveOptionsWithoutDelete As New SpreadsheetSaveOptions(SpreadsheetFormats.Xlsx)
126+
Dim saveOptionsWithoutDelete As New PresentationSaveOptions(PresentationFormats.Pptx)
125127

126-
' let it be the 2nd worksheet...
127-
saveOptionsWithoutDelete.WorksheetNumber = 2 'here WorksheetNumber is 1-based
128-
'... and we also save the original 2nd worksheet, which is pushed to the 3rd position
129-
saveOptionsWithoutDelete.InsertAsNewWorksheet = True
128+
' let it be the 2nd slide...
129+
saveOptionsWithoutDelete.SlideNumber = 2
130+
'... and we also save the original 2nd slide, which is pushed to the 3rd position
131+
saveOptionsWithoutDelete.InsertAsNewSlide = True
130132

131-
' So now the spreadsheet must have 4 worksheets, not 3. Save it to file
132-
editor.Save(worksheet2AfterEdit, "Output4Worksheets-without-delete.xlsx", saveOptionsWithoutDelete)
133+
' So now the presentation must have 22 slides, not 21. Save it to file
134+
editor.Save(slide2AfterEdit, "Output22Slides-without-delete.pptx", saveOptionsWithoutDelete)
133135

134136
' Create another save options, with deletions at this time
135-
Dim saveOptionsWithDelete As New SpreadsheetSaveOptions(SpreadsheetFormats.Xlsx)
136-
' let the new worksheet will be 2nd for now, but after deleting it will became the 1st later
137-
saveOptionsWithDelete.WorksheetNumber = 2
138-
'... and we also save the original 2nd worksheet, which will be next sibling to the newly inserted
139-
saveOptionsWithDelete.InsertAsNewWorksheet = True
140-
141-
' delete the 1st and last worksheet
142-
saveOptionsWithDelete.WorksheetNumbersToDelete = New Int32(1) {
143-
1, '1st worksheet
144-
4 'last worksheet is 4, not 3, because we inserted the edited 2nd worksheet as the new worksheet instance, without rewriting the original 2nd worksheet
137+
Dim saveOptionsWithDelete As New PresentationSaveOptions(PresentationFormats.Pptx)
138+
' let the new slide will be 2nd for now, but after deleting it will became the 1st later
139+
saveOptionsWithDelete.SlideNumber = 2
140+
'... and we also save the original 2nd slide, which will be next sibling to the newly inserted
141+
saveOptionsWithDelete.InsertAsNewSlide = True
142+
143+
'delete the 1st and last slide
144+
saveOptionsWithDelete.SlideNumbersToDelete = New Int32(1) {
145+
1,' 1St slide
146+
22'last slide is 22, not 21, because we inserted the edited 2nd slide as the new slide instance, without rewriting the original 2nd slide
145147
}
146-
' Save it again to distinct file. Output XLSX should have 2 worksheets now.
147-
editor.Save(worksheet2AfterEdit, "Output2Worksheets-with-delete.xlsx", saveOptionsWithDelete)
148+
' Save it again to distinct file. Output PPTX should have 20 slides now.
149+
editor.Save(slide2AfterEdit, "Output20Slides-with-delete.pptx", saveOptionsWithDelete)
148150
End Using
149151
End Using
150152
End Using

0 commit comments

Comments
 (0)