←Select platform

Insert(String,Int32,Int32,Int32,String) Method

Summary

Inserts a new thumbnail element(s) from an image to the specified index of the WebThumbnailsViewer control and specify the thumbnail text.

Syntax

C++

public void Insert(  
   string imageUrl, 
   int firstPage, 
   int lastPage, 
   int thumbIndex, 
   string text 
)

Public Overloads Sub Insert( _ 
   ByVal imageUrl As String, _ 
   ByVal firstPage As Integer, _ 
   ByVal lastPage As Integer, _ 
   ByVal thumbIndex As Integer, _ 
   ByVal text As String _ 
)

public: 
void Insert(  
   String^ imageUrl, 
   int firstPage, 
   int lastPage, 
   int thumbIndex, 
   String^ text 
)

Parameters

imageUrl
The image URL or image virtual path to which to add its page(s) as thumbnail(s). Each page will be added as a new thumbnail.

firstPage
The 1-based index of the first page to load.

lastPage
The 1-based index of the last page to load. Must be greater than or equal to firstPage. You can pass -1 to load from firstPage to the last page in the file.

thumbIndex
The 0-based index at which the new thumbnail element(s) should be inserted.

text
The thumbnail item text.

Example

This example replaces the first thumbnail with a "image1.jpg" and set the thumbnail text.

Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing 
Imports Leadtools.Web.Controls 
 
Public Sub WebThumbnailViewer_InsertWithText(ByVal webThumbnailViewer As WebThumbnailViewer) 
   ' Check if there is at least one thumbnail to replace. 
   If webThumbnailViewer.Count > 1 Then 
      ' Remove the first thumbnail image. 
      webThumbnailViewer.Remove(0, 0) 
      ' insert a new image into as the first thumbnail. 
      webThumbnailViewer.Insert("Resources\image1.jpg", 1, 1, 0, "The New Image") 
   End If 
End Sub

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Web.Controls; 
 
public void WebThumbnailViewer_InsertWithText(WebThumbnailViewer webThumbnailViewer) 
{ 
   // Check if there is at least one thumbnail to replace. 
   if(webThumbnailViewer.Count > 1) 
   { 
      // Remove the first thumbnail image. 
      webThumbnailViewer.Remove(0, 0); 
      // insert a new image into as the first thumbnail. 
      webThumbnailViewer.Insert(@"Resources\image1.jpg", 1, 1, 0, "The New Image"); 
   } 
}