LImageListControl::SetSelectionBitmap

#include "ltwrappr.h"

L_INT LImageListControl::SetSelectionBitmap(crTransparent, pBitmap)

Displays selected items using the specified user-defined bitmap.

Parameters

COLORREF crTransparent

Color value of the transparent color.

LBitmapBase *pBitmap

Pointer to an LBitmapBase object that references the bitmap to use as the selection bitmap.

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

Displays selected items using the specified user-defined bitmap when the selection style has been set to SELECTIONSTYLE_USERBITMAP using LImageListControl::SetSelectionOptions. The specified bitmap will be drawn with the specified color as transparent, and will be centered around each selected item.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

L_INT LImageListControl__SetSelectionBitmapExample(HWND hParent) 
{ 
   L_INT nRet; 
   LImageListControl m_ImgList; 
   LILSELOPTION SelOpt; 
 
   SelOpt.uStructSize = sizeof(LILSELOPTION); 
 
   if(m_ImgList.CreateControl(hParent,0) == NULL) 
      return FAILURE; 
 
   // get current options 
   nRet = m_ImgList.GetSelectionOptions(&SelOpt); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   // set some options 
   if(SelOpt.uAllowSelection != ALLOWSELECTION_SINGLE) 
      SelOpt.uAllowSelection = ALLOWSELECTION_SINGLE; 
 
   LBitmapBase SelBitmap; 
 
   nRet = SelBitmap.Load(MAKE_IMAGE_PATH(TEXT("ULAY1.BMP"))); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   nRet = m_ImgList.SetSelectionBitmap(RGB(255,255,255), &SelBitmap); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   if(SelOpt.uSelectionStyle != SELECTIONSTYLE_USERBITMAP) 
      SelOpt.uSelectionStyle = SELECTIONSTYLE_USERBITMAP; 
 
   nRet = m_ImgList.SetSelectionOptions(&SelOpt); 
   if(nRet < 1) 
      return nRet; 
 
   return SUCCESS; 
} 
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