Help Version 19.0.2017.10.27
References ▼
#include "Ltwrappr.h"
L_INT LRasterDialog::DoModalRegion(hWnd, pRegionDlgInfo)
HWND hWnd; |
owner of the dialog |
pPAINTDLGREGIONINFO pRegionDlgInfo; |
pointer to a structure |
Brings up the region properties dialog box.
Parameter |
Description |
hWnd |
Handle of the window that owns the dialog. |
pRegionDlgInfo |
Pointer to a PAINTDLGREGIONINFO structure that contains region information. The values present in pRegionDlgInfo when the function is called are used to initialize the dialog, if PAINT_DLG_REGION_INITUSEDEFAULT is not set in the dwFlags member of pRegionDlgInfo. When this function returns, this parameter is updated with the values entered through the dialog. |
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes |
Required DLLs and Libraries
LTPDG For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application |
This example will display the Region common dialog.
L_INT LRasterDialog_DoModalRegionExample( HWND hWnd, L_BOOL bUseDef ){L_INT nRet;PAINTDLGREGIONINFO DlgRegionInfo ;LRasterDialog lRstDlg ;if ( bUseDef == TRUE ){DlgRegionInfo.dwFlags = PAINT_DLG_REGION_SHOWALL | PAINT_DLG_REGION_INITUSEDEFAULT ;}else{DlgRegionInfo.nSize = sizeof ( PAINTDLGREGIONINFO ) ;DlgRegionInfo.dwFlags = PAINT_DLG_REGION_SHOWLOWERTOLERANCE |PAINT_DLG_REGION_SHOWUPPERTOLERANCE |PAINT_DLG_REGION_SHOWELLIPSEWIDTH |PAINT_DLG_REGION_SHOWELLIPSEHEIGHT ;DlgRegionInfo.pszTitle = TEXT("Lead Region Common Dialog ") ;DlgRegionInfo.crLowerTolerance = RGB ( 10, 10, 10 ) ;DlgRegionInfo.crUpperTolerance = RGB ( 10, 10, 10 ) ;DlgRegionInfo.nRoundRectEllipseWidth = 20 ;DlgRegionInfo.nRoundRectEllipseHeight = 20 ;}nRet = lRstDlg.DoModalRegion ( hWnd, &DlgRegionInfo ) ;if(nRet != SUCCESS)return nRet;return SUCCESS;}