LDialogImage::DoModalShear
#include "ltwrappr.h"
virtual L_INT LDialogImage::DoModalShear(hWndOwner)
HWND hWndOwner; |
/* handle of the window which owns the dialog */ |
Displays the Shear dialog box, and gets the options for LBitmapBase::Shear.
Parameter |
Description |
hWndOwner |
Handle of the window which owns the dialog. |
Returns
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. |
Comments
LDialogImage::SetShearParams must be called before using this function to set the initial values for the dialog. You can get the updated SHEARDLGPARAMS with the values entered by the user through the dialog by using LDialogImage::GetShearParams.
Required DLLs and Libraries
LTDLGIMG For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application |
See Also
Example
L_INT LDialogImage_DoModalShearExample(LBitmap * pBitmap, HWND hWnd) { L_INT nRet; LDialogImage DlgImage; nRet = LDialogImage::Initialize(DLG_INIT_COLOR ); if(nRet != SUCCESS) return nRet; DlgImage.SetBitmap(pBitmap); SHEARDLGPARAMS DlgParams; memset ( &DlgParams, 0, sizeof ( SHEARDLGPARAMS ) ) ; DlgParams.uStructSize = sizeof ( SHEARDLGPARAMS ) ; DlgImage.EnableCallBack (FALSE); DlgImage.EnablePreview(TRUE); DlgImage.EnableAutoProcess(TRUE); DlgImage.EnableToolbar(TRUE); nRet = DlgImage.SetShearParams(&DlgParams) ; if(nRet != SUCCESS) return nRet; nRet = DlgImage.DoModalShear(hWnd); if(nRet < 1) return nRet; // Gets the updated values for the structure nRet = DlgImage.GetShearParams(&DlgParams, sizeof(DlgParams)) ; if(nRet != SUCCESS) return nRet; nRet = LDialogImage::Free(); if(nRet != SUCCESS) return nRet; return SUCCESS; }