246 lines
6 KiB
C
246 lines
6 KiB
C
/*****************************************************************************
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*
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* diqvbool.c
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*
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* VList plug-in that does BOOLs.
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*
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*****************************************************************************/
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#include "diquick.h"
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#pragma BEGIN_CONST_DATA
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/*****************************************************************************
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*
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* VLISTBOOL
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*
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* BOOL-specific goo.
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*
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* When we PreDisplay a control, we stash the VLISTBOOL into the
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* DWL_USER. We can't use the GWLP_USERDATA, because the vlist
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* manager uses that.
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*
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*****************************************************************************/
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typedef struct VLISTBOOL {
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VLISTITEM item;
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DIPROPDWORD dipdw;
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/*
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* If non-NULL, then this is a read/write control.
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*/
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PROPUPDATEPROC Update;
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PV pvRef1;
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PV pvRef2;
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} VLISTBOOL, *PVLISTBOOL;
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/*****************************************************************************
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*
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* VBool_PreDisplay
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*
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* Check the Yes or No, accordingly.
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*
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* Note that there is no such thing as a read-only radio button.
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* We have to disable it.
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*
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*****************************************************************************/
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void INTERNAL
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VBool_PreDisplay(HWND hdlg, PV pv)
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{
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PVLISTBOOL pvbool = pv;
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/*
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* Need to do this early so our subclass procedure knows who
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* we're talking about.
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*/
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SetDialogPtr(hdlg, pvbool);
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CheckRadioButton(hdlg, IDC_VBOOL_YES, IDC_VBOOL_NO,
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pvbool->dipdw.dwData ? IDC_VBOOL_YES
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: IDC_VBOOL_NO);
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ShowWindow(GetDlgItem(hdlg, IDC_VBOOL_APPLY),
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pvbool->Update ? SW_SHOW : SW_HIDE);
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}
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/*****************************************************************************
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*
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* VBool_Destroy
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*
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* Nothing to clean up.
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*
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*****************************************************************************/
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void INTERNAL
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VBool_Destroy(PV pv)
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{
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PVLISTBOOL pvbool = pv;
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}
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/*****************************************************************************
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*
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* VBool_Button_SubclassProc
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*
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* Procedure we install that subclasses our radio buttons.
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*
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* If we are in R/O mode, then we return DLGC_STATIC so the
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* dialog manager won't include us in the TAB order.
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*
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*****************************************************************************/
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LRESULT CALLBACK
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VBool_Button_SubclassProc(HWND hwnd, UINT wm, WPARAM wp, LPARAM lp)
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{
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switch (wm) {
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case WM_GETDLGCODE:
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{
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PVLISTBOOL pvbool = GetDialogPtr(GetParent(hwnd));
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if (pvbool && !pvbool->Update) {
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return DLGC_STATIC;
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}
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}
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break;
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}
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return CallWindowProc((WNDPROC)GetWindowLongPtr(hwnd, GWLP_USERDATA),
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hwnd, wm, wp, lp);
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}
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/*****************************************************************************
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*
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* VBool_OnInitDialog
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*
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* Subclas our buttons so they act "dumb".
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*
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*****************************************************************************/
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BOOL INTERNAL
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VBool_OnInitDialog(HWND hdlg)
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{
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WNDPROC wp;
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HWND hwnd;
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hwnd = GetDlgItem(hdlg, IDC_VBOOL_YES);
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wp = SubclassWindow(hwnd, VBool_Button_SubclassProc);
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SetWindowLongPtr(hwnd, GWLP_USERDATA, (INT_PTR)wp);
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hwnd = GetDlgItem(hdlg, IDC_VBOOL_NO);
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wp = SubclassWindow(hwnd, VBool_Button_SubclassProc);
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SetWindowLongPtr(hwnd, GWLP_USERDATA, (INT_PTR)wp);
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return TRUE;
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}
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/*****************************************************************************
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*
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* VBool_OnApply
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*
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* Let the owner know.
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*
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*****************************************************************************/
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void INTERNAL
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VBool_OnApply(HWND hdlg)
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{
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HRESULT hres;
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PVLISTBOOL pvbool = GetDialogPtr(hdlg);
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pvbool->dipdw.dwData = IsDlgButtonChecked(hdlg, IDC_VBOOL_YES);
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hres = pvbool->Update(&pvbool->dipdw.diph, pvbool->pvRef1, pvbool->pvRef2);
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if (FAILED(hres)) {
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MessageBoxV(hdlg, IDS_ERR_HRESULT, hres);
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}
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}
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/*****************************************************************************
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*
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* VBool_OnCommand
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*
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* If they clicked one of the options, change it back if we are R/O.
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*
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* If they pressed Apply, then apply it.
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*
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*****************************************************************************/
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BOOL INLINE
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VBool_OnCommand(HWND hdlg, int id, UINT codeNotify)
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{
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switch (id) {
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case IDC_VBOOL_APPLY:
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VBool_OnApply(hdlg);
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return TRUE;
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}
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return FALSE;
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}
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/*****************************************************************************
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*
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* VBool_DlgProc
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*
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* Nothing really happens here. The real work is done externally.
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*
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*****************************************************************************/
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INT_PTR CALLBACK
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VBool_DlgProc(HWND hdlg, UINT wm, WPARAM wp, LPARAM lp)
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{
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switch (wm) {
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case WM_INITDIALOG: return VBool_OnInitDialog(hdlg);
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case WM_COMMAND:
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return VBool_OnCommand(hdlg,
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(int)GET_WM_COMMAND_ID(wp, lp),
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(UINT)GET_WM_COMMAND_CMD(wp, lp));
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}
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return FALSE;
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}
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/*****************************************************************************
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*
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* c_vvtblBool
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*
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* Our vtbl.
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*
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*****************************************************************************/
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const VLISTVTBL c_vvtblBool = {
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VBool_PreDisplay,
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VBool_Destroy,
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IDD_VAL_BOOL,
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VBool_DlgProc,
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};
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/*****************************************************************************
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*
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* VBool_Create
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*
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* Make a vlist item that tracks a BOOL.
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*
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*****************************************************************************/
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PVLISTITEM EXTERNAL
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VBool_Create(LPDIPROPDWORD pdipdw, PROPUPDATEPROC Update, PV pvRef1, PV pvRef2)
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{
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PVLISTBOOL pvbool = LocalAlloc(LPTR, cbX(VLISTBOOL));
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if (pvbool) {
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pvbool->item.pvtbl = &c_vvtblBool;
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pvbool->dipdw = *pdipdw;
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pvbool->Update = Update;
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pvbool->pvRef1 = pvRef1;
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pvbool->pvRef2 = pvRef2;
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}
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return (PV)pvbool;
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}
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