#include "ltwrappr.h"
virtual L_INT LDialogColor::DoModalHue(hWndOwner)
HWND hWndOwner; |
handle of the window which owns the dialog |
Displays the Hue dialog box, and gets the options for LBitmap::ChangeHue.
Parameter |
Description |
hWndOwner |
Handle of the window which owns the dialog. |
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. |
LDialogColor::SetHueParams must be called before using this function to set the initial values for the dialog. You can get the updated HUEDLGPARAMS with the values entered by the user through the dialog by using LDialogColor::GetHueParams.
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: |
|
Topics: |
L_INT LDialogColor_DoModalHueExample(LBitmap * pBitmap, HWND hWnd)
{
L_INT nRet;
LDialogColor DlgColor;
nRet = DlgColor.Initialize(DLG_INIT_COLOR );
if(nRet != SUCCESS)
return nRet;
DlgColor.SetBitmap(pBitmap);
HUEDLGPARAMS DlgParams;
memset ( &DlgParams, 0, sizeof ( HUEDLGPARAMS ) ) ;
DlgParams.uStructSize = sizeof ( HUEDLGPARAMS ) ;
DlgColor.EnableCallBack (FALSE);
DlgColor.EnablePreview(TRUE);
DlgColor.EnableAutoProcess(TRUE);
DlgColor.EnableToolbar(TRUE);
nRet = DlgColor.SetHueParams(&DlgParams) ;
if(nRet != SUCCESS)
return nRet;
nRet = DlgColor.DoModalHue(hWnd);
if(nRet < 1)
return nRet;
nRet = DlgColor.GetHueParams(&DlgParams, sizeof(DlgParams)) ;
if(nRet != SUCCESS)
return nRet;
nRet = DlgColor.Free();
if(nRet != SUCCESS)
return nRet;
return nRet;
}
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