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L_ILM_GETSELOPTIONS

Send this message to get the ImageList Control's current selection options.

Parameters

wParam

Ignored, use 0.

lParam

Pointer to an LILSELOPTION structure to be filled with the current options.

Returns

Value	Meaning
SUCCESS	Function was successful.
< 0	An error occurred. Refer to Return Codes.

Comments

The structure pointed to by lParam will be updated with the ImageList Control's current options.

You must set the uStructSize member of the LILSELOPTION structure before using this message.

The default selection option values are:

Selection option	Default value
uAllowSelection	ALLOWSELECTION_NONE
uSelectionStyle	SELECTIONSTYLE_SELECTCOLOR
crSelection	RGB(0,0,255)

The associated macro is:

L_ImgListGetSelOptions(hWnd, pSelOptions)

For a complete list of available macros, refer to the Ltlst.h file.

Elements

Topics

Example

L_INT ILM_GETSELOPTIONSExample(HWND hCtrl) 
{ 
   if(IsWindow(hCtrl)) 
   { 
      LILSELOPTION Opt; /* selection options structure */ 
      L_INT nRet; 
 
      /* get current selection options */ 
 
      Opt.uStructSize = sizeof(LILSELOPTION); 
      nRet = (L_INT)SendMessage(hCtrl, L_ILM_GETSELOPTIONS, 0, (LPARAM)&Opt); 
 
      /* now, set some new options */ 
      if(Opt.uAllowSelection != ALLOWSELECTION_MULTI) 
         Opt.uAllowSelection = ALLOWSELECTION_MULTI; 
      Opt.uSelectionStyle = SELECTIONSTYLE_SELECTCOLOR; 
      Opt.crSelection     = RGB(0,255,0); 
      nRet = (L_INT)SendMessage(hCtrl, L_ILM_SETSELOPTIONS, 0, (LPARAM)&Opt); 
 
      /* update the control */ 
      RedrawWindow(hCtrl, NULL, NULL, RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE); 
 
      return nRet; 
   } 
   else 
      return ERROR_INVALID_PARAMETER; 
}

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