windows-nt/Source/XPSP1/NT/multimedia/directx/dinput/dx7/diquick/diqvedit.c
2020-09-26 16:20:57 +08:00

186 lines
4.4 KiB
C

/*****************************************************************************
*
* diqvedit.c
*
* VList plug-in that does strings.
*
*****************************************************************************/
#include "diquick.h"
#pragma BEGIN_CONST_DATA
/*****************************************************************************
*
* VLISTEDIT
*
* BOOL-specific goo.
*
*****************************************************************************/
typedef struct VLISTEDIT {
VLISTITEM item;
PTSTR ptszValue;
/*
* If non-NULL, then this is a read/write control.
*/
EDITUPDATEPROC Update;
PV pvRef1;
PV pvRef2;
} VLISTEDIT, *PVLISTEDIT;
/*****************************************************************************
*
* VEdit_PreDisplay
*
* Set the edit control text and let the dialog know who it is in
* charge of.
*
*****************************************************************************/
void INTERNAL
VEdit_PreDisplay(HWND hdlg, PV pv)
{
PVLISTEDIT pvedit = pv;
HWND hwndEdit = GetDlgItem(hdlg, IDC_VEDIT_EDIT);
SetWindowText(hwndEdit, pvedit->ptszValue);
Edit_SetReadOnly(hwndEdit, !pvedit->Update);
ShowWindow(GetDlgItem(hdlg, IDC_VEDIT_APPLY),
pvedit->Update ? SW_SHOW : SW_HIDE);
SetDialogPtr(hdlg, pvedit);
}
/*****************************************************************************
*
* VEdit_Destroy
*
* Gotta free the string.
*
*****************************************************************************/
void INTERNAL
VEdit_Destroy(PV pv)
{
PVLISTEDIT pvedit = pv;
LocalFree(pvedit->ptszValue);
}
/*****************************************************************************
*
* VEdit_OnInitDialog
*
* Limit the strings to MAX_PATH characters.
*
*****************************************************************************/
BOOL INTERNAL
VEdit_OnInitDialog(HWND hdlg)
{
HWND hwndEdit = GetDlgItem(hdlg, IDC_VEDIT_EDIT);
Edit_LimitText(hwndEdit, MAX_PATH);
return TRUE;
}
/*****************************************************************************
*
* VEdit_OnCommand
*
* If they pressed Apply, then apply it.
*
*****************************************************************************/
BOOL INTERNAL
VEdit_OnCommand(HWND hdlg, int id, UINT codeNotify)
{
if (id == IDC_VEDIT_APPLY) {
PVLISTEDIT pvedit = GetDialogPtr(hdlg);
TCHAR tsz[MAX_PATH];
GetDlgItemText(hdlg, IDC_VEDIT_EDIT, tsz, cA(tsz));
pvedit->Update(tsz, pvedit->pvRef1, pvedit->pvRef2);
return TRUE;
}
return FALSE;
}
/*****************************************************************************
*
* VEdit_DlgProc
*
* Nothing really happens here. The real work is done externally.
*
*****************************************************************************/
INT_PTR CALLBACK
VEdit_DlgProc(HWND hdlg, UINT wm, WPARAM wp, LPARAM lp)
{
switch (wm) {
case WM_INITDIALOG:
return VEdit_OnInitDialog(hdlg);
case WM_COMMAND:
return VEdit_OnCommand(hdlg,
(int)GET_WM_COMMAND_ID(wp, lp),
(UINT)GET_WM_COMMAND_CMD(wp, lp));
}
return FALSE;
}
/*****************************************************************************
*
* c_vvtblEdit
*
* Our vtbl.
*
*****************************************************************************/
const VLISTVTBL c_vvtblEdit = {
VEdit_PreDisplay,
VEdit_Destroy,
IDD_VAL_EDIT,
VEdit_DlgProc,
};
/*****************************************************************************
*
* VEdit_Create
*
* Make a vlist item that tracks a string.
*
*****************************************************************************/
PVLISTITEM EXTERNAL
VEdit_Create(LPCTSTR ptszValue, EDITUPDATEPROC Update, PV pvRef1, PV pvRef2)
{
PVLISTEDIT pvedit = LocalAlloc(LPTR, cbX(VLISTEDIT));
if (pvedit) {
pvedit->item.pvtbl = &c_vvtblEdit;
pvedit->ptszValue = LocalAlloc(LPTR,
cbX(TCHAR) * (lstrlen(ptszValue) + 1));
if (pvedit->ptszValue) {
lstrcpy(pvedit->ptszValue, ptszValue);
pvedit->Update = Update;
pvedit->pvRef1 = pvRef1;
pvedit->pvRef2 = pvRef2;
} else {
LocalFree(pvedit);
pvedit = 0;
}
}
return (PV)pvedit;
}