/*++
Copyright (c) 1996 Microsoft Corporation
Module Name:
timectrl.c
Abstract:
For implementing a dialog control for setting time values
Environment:
Fax driver user interface
Revision History:
01/16/96 -davidx-
Created it.
mm/dd/yy -author-
description
--*/
#include "faxlib.h"
#include "timectrl.h"
#include <commctrl.h>
#include <windowsx.h>
//
// Static time format information
//
static BOOL timeCtrlInitialized = FALSE;
static UINT use24Hour;
static UINT hourLeadingZero;
static TCHAR timeSep[8];
static TCHAR amSuffix[8];
static TCHAR pmSuffix[8];
static TCHAR intlApplet[] = TEXT("Intl");
static TCHAR use24HourKey[] = TEXT("iTime");
static TCHAR hourLeadingZeroKey[] = TEXT("iTLZero");
static TCHAR timeSepKey[] = TEXT("sTime");
static TCHAR amSuffixKey[] = TEXT("s1159");
static TCHAR pmSuffixKey[] = TEXT("s2359");
static TCHAR timeSepDefault[] = TEXT(":");
static TCHAR amSuffixDefault[] = TEXT("AM");
static TCHAR pmSuffixDefault[] = TEXT("PM");
VOID
InitStaticValues(
VOID
)
/*++
Routine Description:
One time initialization of the time control module
Arguments:
NONE
Return Value:
NONE
--*/
{
if (! timeCtrlInitialized) {
//
// We only need to perform the initialization once.
// Make sure to modify the global data inside a critical section.
//
use24Hour = GetProfileInt(intlApplet, use24HourKey, FALSE);
hourLeadingZero = GetProfileInt(intlApplet, hourLeadingZeroKey, TRUE);
GetProfileString(intlApplet,
timeSepKey,
timeSepDefault,
timeSep,
sizeof(timeSep) / sizeof(TCHAR));
GetProfileString(intlApplet,
amSuffixKey,
amSuffixDefault,
amSuffix,
sizeof(amSuffix) / sizeof(TCHAR));
GetProfileString(intlApplet,
pmSuffixKey,
pmSuffixDefault,
pmSuffix,
sizeof(pmSuffix) / sizeof(TCHAR));
timeCtrlInitialized = TRUE;
Verbose(("Use 24-hour format: %d\n", use24Hour));
Verbose(("Hour leading zero: %d\n", hourLeadingZero));
Verbose(("Time separator: %ws\n", timeSep));
Verbose(("AM suffix: %ws\n", amSuffix));
Verbose(("PM suffix: %ws\n", pmSuffix));
}
}
VOID
EnableTimeControl(
HWND hDlg,
INT id,
BOOL enabled
)
/*++
Routine Description:
Enable or disable a time control
Arguments:
hDlg - Specifies the dialog window containing the time control
id - Identifies the time control
enabled - Whether to enable or disable the time control
Return Value:
NONE
--*/
{
// EnableWindow(GetDlgItem(hDlg, IDC_SENDTIME), enabled);
EnableWindow(GetDlgItem(hDlg, id+TC_HOUR), enabled);
InvalidateRect(GetDlgItem(hDlg, id+TC_TIME_SEP), NULL, FALSE);
EnableWindow(GetDlgItem(hDlg, id+TC_MINUTE), enabled);
EnableWindow(GetDlgItem(hDlg, id+TC_AMPM), enabled);
EnableWindow(GetDlgItem(hDlg, id+TC_ARROW), enabled);
}
VOID
SetHourMinuteValue(
HWND hDlg,
INT id,
INT part,
INT value
)
/*++
Routine Description:
Set the hour or minute value
Arguments:
hDlg - Specifies the dialog window containing the time control
id - Identifies the time control
part - Whether we're setting hour or minute value
value - Specifies the new hour or minute value
Return Value:
NONE
--*/
{
TCHAR buffer[4];
if (value < 0 || value > ((part == TC_MINUTE) ? 59 : 23))
value = 0;
if (part == TC_HOUR && !use24Hour) {
SendDlgItemMessage(hDlg, id+TC_AMPM, LB_SETTOPINDEX, value / 12, 0);
if ((value %= 12) == 0)
value = 12;
}
wsprintf(buffer,
(part == TC_MINUTE || hourLeadingZero) ? TEXT("%02d") : TEXT("%d"),
value);
SetDlgItemText(hDlg, id+part, buffer);
}
VOID
InitTimeControl(
HWND hDlg,
INT id,
PFAX_TIME pTimeVal
)
/*++
Routine Description:
Setting the current value of a time control
Arguments:
hDlg - Specifies the dialog window containing the time control
id - Identifies the time control
pTimeVal - Specifies the new value for the time control
Return Value:
NONE
--*/
{
HWND hwnd, hwndArrow;
//
// Make sure the static global information is initialized
//
InitStaticValues();
//
// Display the time separator
//
SetDlgItemText(hDlg, id+TC_TIME_SEP, timeSep);
//
// Display the AM/PM suffix if necessary
//
if (hwnd = GetDlgItem(hDlg, id+TC_AMPM)) {
if (! use24Hour) {
SendMessage(hwnd, LB_INSERTSTRING, 0, (LPARAM) &amSuffix[0]);
SendMessage(hwnd, LB_INSERTSTRING, 1, (LPARAM) &pmSuffix[0]);
} else
EnableWindow(hwnd, FALSE);
}
//
// Display hour and minute values
//
SetHourMinuteValue(hDlg, id, TC_HOUR, pTimeVal->Hour);
SetHourMinuteValue(hDlg, id, TC_MINUTE, pTimeVal->Minute);
//
// Connect the updown arrow to the minute field by default
//
if ((hwnd = GetDlgItem(hDlg, id+TC_MINUTE)) && (hwndArrow = GetDlgItem(hDlg, id+TC_ARROW))) {
UDACCEL udAccel[2];
udAccel[0].nSec = 0;
udAccel[0].nInc = 1;
udAccel[1].nSec = 2;
udAccel[1].nInc = 5;
SendMessage(hwndArrow, UDM_SETRANGE, 0, MAKELPARAM(59, 0));
SendMessage(hwndArrow, UDM_SETACCEL, 2, (LPARAM) &udAccel[0]);
SendMessage(hwndArrow, UDM_SETBUDDY, (WPARAM) hwnd, 0);
}
}
BOOL
GetHourMinuteValue(
HWND hDlg,
INT id,
INT part,
PWORD pValue
)
/*++
Routine Description:
Retrieve the current hour or minute value
Arguments:
hDlg - Specifies the dialog window containing the time control
id - Identifies the time control
part - Whether we're interest in hour or minute value
pValue - Buffer for storing the current hour value
Return Value:
TRUE if successful, FALSE otherwise
--*/
{
INT value, minVal, maxVal;
BOOL success;
//
// Read the text field as an integer value
//
value = GetDlgItemInt(hDlg, id+part, &success, FALSE);
//
// Make sure the input value is valid
//
if (! success)
value = 0;
else {
if (part == TC_MINUTE)
minVal = 0, maxVal = 59;
else if (use24Hour)
minVal = 0, maxVal = 23;
else
minVal = 1, maxVal = 12;
success = FALSE;
if (value < minVal)
value = minVal;
else if (value > maxVal)
value = maxVal;
else
success = TRUE;
}
//
// Convert AM/PM hours to absolute number between 0-23
//
if (part == TC_HOUR && !use24Hour) {
if (SendDlgItemMessage(hDlg, id+TC_AMPM, LB_GETTOPINDEX, 0, 0)) {
// PM
if (value != 12)
value += 12;
} else {
// AM
if (value == 12)
value = 0;
}
}
*pValue = (WORD) value;
return success;
}
VOID
GetTimeControlValue(
HWND hDlg,
INT id,
PFAX_TIME pTimeVal
)
/*++
Routine Description:
Retrieve the current value of a time control
Arguments:
hDlg - Specifies the dialog window containing the time control
id - Identifies the time control
pTimeVal - Buffer for storing the current time value
Return Value:
NONE
--*/
{
GetHourMinuteValue(hDlg, id, TC_HOUR, &pTimeVal->Hour);
GetHourMinuteValue(hDlg, id, TC_MINUTE, &pTimeVal->Minute);
}
BOOL
HandleTimeControl(
HWND hDlg,
UINT message,
WPARAM wParam,
LPARAM lParam,
INT id,
INT part
)
/*++
Routine Description:
Handle dialog messages intended for a time control
Arguments:
hDlg - Specifies the dialog window containing the time control
message, wParam, lParam - Parameters passed to the dialog procedure
id - Identifies the time control
part - Identifies what part of the time control in question
Return Value:
TRUE if the message is handled, FALSE otherwise
--*/
{
HWND hwnd, hwndArrow;
UDACCEL udAccel[2];
WORD wMax, wMin;
switch (message) {
case WM_COMMAND:
//
// Make sure the control is indeed ours
//
hwnd = GetDlgItem(hDlg, id+part);
hwndArrow = GetDlgItem(hDlg, id+TC_ARROW);
if (hwnd != GET_WM_COMMAND_HWND(wParam, lParam)) {
Warning(("Bad window handle\n"));
return FALSE;
}
switch (GET_WM_COMMAND_CMD(wParam, lParam)) {
case LBN_SETFOCUS:
//
// AM/PM list box is coming into focus
//
Assert(part == TC_AMPM);
udAccel[0].nSec = 0;
udAccel[0].nInc = 1;
SendMessage(hwnd, LB_SETCURSEL, SendMessage(hwnd, LB_GETTOPINDEX, 0, 0), 0);
SendMessage(hwndArrow, UDM_SETRANGE, 0, MAKELPARAM(1, 0));
SendMessage(hwndArrow, UDM_SETACCEL, 1, (LPARAM) &udAccel[0]);
SendMessage(hwndArrow, UDM_SETBUDDY, (WPARAM) hwnd, 0);
break;
case LBN_KILLFOCUS:
//
// Leaving AM/PM listbox
//
Assert(part == TC_AMPM);
SendMessage(hwnd, LB_SETCURSEL, (WPARAM) -1, 0);
SendMessage(hwndArrow, UDM_SETBUDDY, 0, 0);
break;
case EN_SETFOCUS:
//
// Entering hour or minute text field
//
Assert(part == TC_HOUR || part == TC_MINUTE);
udAccel[0].nSec = 0;
udAccel[0].nInc = 1;
udAccel[1].nSec = 2;
if (part == TC_MINUTE) {
wMin = 0, wMax = 59;
udAccel[1].nInc = 5;
} else {
udAccel[1].nInc = 1;
if (use24Hour)
wMin = 0, wMax = 23;
else
wMin = 1, wMax = 12;
}
SendMessage(hwndArrow, UDM_SETRANGE, 0, MAKELPARAM(wMax, wMin));
SendMessage(hwndArrow, UDM_SETACCEL, 2, (LPARAM) &udAccel[0]);
SendMessage(hwndArrow, UDM_SETBUDDY, (WPARAM) hwnd, 0);
SendMessage(hwnd, EM_SETSEL, 0, -1);
break;
case EN_CHANGE:
//
// Changing hour or minute field
//
Assert(part == TC_HOUR || part == TC_MINUTE);
if (!GetHourMinuteValue(hDlg, id, part, &wMax) && GetWindowTextLength(hwnd)) {
MessageBeep(MB_ICONASTERISK);
SendMessage(hwnd, EM_UNDO, 0, 0);
}
break;
case EN_KILLFOCUS:
//
// Leaving hour or minute text field
//
Assert(part == TC_HOUR || part == TC_MINUTE);
GetHourMinuteValue(hDlg, id, part, &wMax);
SetHourMinuteValue(hDlg, id, part, wMax);
SendMessage(hwndArrow, UDM_SETBUDDY, 0, 0);
break;
}
return TRUE;
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORSTATIC:
case WM_CTLCOLOREDIT:
case WM_CTLCOLOR:
//
// Set the background color of the time control to the color of editable text
// or static text depending on whether the control is disabled or enabled
//
hwnd = GET_WM_CTLCOLOR_HWND(wParam, lParam, message);
if (hwnd == GetDlgItem(hDlg, id + TC_HOUR) ||
hwnd == GetDlgItem(hDlg, id + TC_MINUTE) ||
hwnd == GetDlgItem(hDlg, id + TC_TIME_SEP) ||
hwnd == GetDlgItem(hDlg, id + TC_AMPM))
{
message = part ? WM_CTLCOLOREDIT : WM_CTLCOLORSTATIC;
return (BOOL)DefWindowProc(hDlg, message, wParam, lParam);
}
break;
}
return FALSE;
}