virtual L_INT LBitmapList::DeleteItems(uIndex, uCount=1)
Deletes a set of bitmaps from the class object's bitmap list.
Index of the first bitmap to delete.
Number of bitmaps to delete. You can specify (L_UINT) -1 to delete to the end of the list.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
This removes the bitmaps from the class object's bitmap list and frees the bitmaps.
You cannot use this function to update a bitmap list while it is being used in an animation playback.
Win32, x64.
L_INT LBitmapList__DeleteItemsExample(HWND hWnd)
{
L_INT nRet;
LBitmapList BitmapList;
LBitmapBase Bitmap;
L_TCHAR szDummyBuffer[50];
L_INT nCount;
nRet =BitmapList.Create ();
if(nRet !=SUCCESS)
return nRet;
// load three images and insert them in the list
nRet =Bitmap.Load(MAKE_IMAGE_PATH(TEXT("image1.cmp")), 0,ORDER_BGR);
if(nRet !=SUCCESS)
return nRet;
nRet =BitmapList.InsertItem (&Bitmap);
if(nRet !=SUCCESS)
return nRet;
nRet =Bitmap.Load(MAKE_IMAGE_PATH(TEXT("image2.cmp")), 0,ORDER_BGR);
if(nRet !=SUCCESS)
return nRet;
nRet =BitmapList.InsertItem (&Bitmap);
if(nRet !=SUCCESS)
return nRet;
nRet =Bitmap.Load(MAKE_IMAGE_PATH(TEXT("ImageProcessingDemo\\Image3.cmp")), 0,ORDER_BGR);
if(nRet !=SUCCESS)
return nRet;
nRet =BitmapList.InsertItem (&Bitmap);
if(nRet !=SUCCESS)
return nRet;
// Delete all items
nRet =BitmapList.DeleteItems (0, BitmapList.GetItemsCount());
if(nRet !=SUCCESS)
return nRet;
nCount = BitmapList.GetItemsCount ();
wsprintf(szDummyBuffer, TEXT("List contains %d items."), nCount);
MessageBox(hWnd, szDummyBuffer, TEXT("LBitmapList"), MB_OK);
return SUCCESS;
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.