References ▼
#include "ltwrappr.h"
virtual L_INT LDialogColor::DoModalColorRes(hWndOwner)
Displays the Color Resolution dialog box, and gets the options for LBitmapBase::ColorRes.
Handle of the window which owns the dialog.
| Value | Meaning |
|---|---|
| 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::SetColorResParams must be called before using this function to set the initial values for the dialog. You can get the updated COLORRESDLGPARAMS with the values entered by the user through the dialog by using LDialogColor::GetColorResParams.
The ColorRes dialog.
Required DLLs and Libraries
L_INT LDialogColor_DoModalColorResExample(LBitmap * pBitmap, HWND hWnd){L_INT nRet;LDialogColor DlgColor;nRet = DlgColor.Initialize(DLG_INIT_COLOR );if(nRet != SUCCESS)return nRet;DlgColor.SetBitmap(pBitmap);COLORRESDLGPARAMS DlgParams;memset ( &DlgParams, 0, sizeof ( COLORRESDLGPARAMS ) ) ;DlgParams.uStructSize = sizeof ( COLORRESDLGPARAMS ) ;DlgParams.uDlgFlagsEx = DLG_COLORRES_SHOW_BITALL |DLG_COLORRES_SHOW_DITHER_ALL |DLG_COLORRES_SHOW_PAL_ALL ;DlgParams.uDlgFlags = DLG_COLORRES_SHOW_OPENPALFILE |DLG_COLORRES_SHOW_ORDER;DlgColor.EnableCallBack (FALSE);DlgColor.EnablePreview(TRUE);DlgColor.EnableAutoProcess(TRUE);DlgColor.EnableToolbar(TRUE);nRet = DlgColor.SetColorResParams(&DlgParams) ;if(nRet != SUCCESS)return nRet;nRet = DlgColor.DoModalColorRes(hWnd);if(nRet < 1)return nRet;// Gets the updated values for the structurenRet = DlgColor.GetColorResParams(&DlgParams, sizeof(DlgParams)) ;if(nRet != SUCCESS)return nRet;nRet = DlgColor.Free();if(nRet != SUCCESS)return nRet;return nRet;}