#include "l_bitmap.h"
L_LTDLG_API L_INT L_DlgHistoContrast(hWndOwner, pDlgParams)
L_HWND hWndOwner; |
owner of dialog |
LPHISTOCONTRASTDLGPARAMS pDlgParams; |
pointer to a structure |
Displays the HistoContrast dialog box, and gets the options for L_HistoContrastBitmap
Parameter |
Description |
hWndOwner |
Handle of the window which owns the dialog. |
pDlgParams |
Pointer to a HISTOCONTRASTDLGPARAMS structure to be updated with the values entered by the user, through the dialog. Set members of this structure, before calling this function, to set the dialogs initial values. |
SUCCESS_DLG_OK |
The "OK" button was pressed, and the dialog exited successfully. |
SUCCESS_DLG_CANCEL |
The "Cancel" button was pressed, and the dialog exited successfully. |
< 1 |
An error occurred. Refer to Return Codes. |
Required DLLs and Libraries
LTDLGCLR For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application |
Functions: |
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Topics: |
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L_INT ShowDlgHistoContrastExample(HWND hWnd,
pBITMAPHANDLE pBitmap)
{
L_INT nRet;
HISTOCONTRASTDLGPARAMS DlgParams ;
memset ( &DlgParams, 0, sizeof ( HISTOCONTRASTDLGPARAMS ) ) ;
DlgParams.uStructSize = sizeof ( HISTOCONTRASTDLGPARAMS ) ;
DlgParams.pBitmap = pBitmap ;
DlgParams.uDlgFlags = DLG_HISTOCONTRAST_SHOW_PREVIEW |
DLG_HISTOCONTRAST_SHOW_TOOL_ZOOMLEVEL;
nRet = L_DlgInit ( DLG_INIT_COLOR ) ;
if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED)
return nRet;
nRet = L_DlgHistoContrast( hWnd, &DlgParams ) ;
if(nRet < 1)
return nRet;
nRet = L_DlgFree();
if(nRet != SUCCESS)
return nRet;
return SUCCESS;
} ;