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DateTimePicker - added null handling in IncreaseXXX/DecreaseXXX methods (they were called safely inside unit, but declared protected, so...)

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git-svn-id: trunk@65272 -
This commit is contained in:
zoran 2021-06-18 13:35:20 +00:00
parent 9e98d206ad
commit ceded1ef60
1 changed files with 83 additions and 55 deletions
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112
components/datetimectrls/datetimepicker.pas
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@ -2305,14 +2305,14 @@ var
N: Word;
begin
SelectMonth;
if Cascade then
SetDateTime(IncMonth(DateTime))
else begin
YMD := GetYYYYMMDD(True);
if YMD.Month >= 12 then
YMD.Month := 1
else
if YMD.Month >= 12 then begin
YMD.Month := 1;
if Cascade then
Inc(YMD.Year);
end else
Inc(YMD.Month);
N := NumberOfDaysInMonth(YMD.Month, YMD.Year);
@ -2320,7 +2320,6 @@ begin
YMD.Day := N;
SetYYYYMMDD(YMD);
end;
end;
procedure TCustomDateTimePicker.IncreaseYear;
@ -2342,9 +2341,12 @@ var
YMD: TYMD;
begin
SelectDay;
if Cascade then
SetDateTime(IncDay(DateTime))
else begin
if Cascade then begin
if DateIsNull then
SetDate(IncDay(SysUtils.Date))
else
SetDateTime(IncDay(FDateTime));
end else begin
YMD := GetYYYYMMDD(True);
if YMD.Day >= NumberOfDaysInMonth(YMD.Month, YMD.Year) then
@ -2362,14 +2364,14 @@ var
N: Word;
begin
SelectMonth;
if Cascade then
SetDateTime(IncMonth(DateTime, -1))
else begin
YMD := GetYYYYMMDD(True);
if YMD.Month <= 1 then
YMD.Month := 12
else
if YMD.Month <= 1 then begin
YMD.Month := 12;
if Cascade then
Dec(YMD.Year);
end else
Dec(YMD.Month);
N := NumberOfDaysInMonth(YMD.Month, YMD.Year);
@ -2377,7 +2379,6 @@ begin
YMD.Day := N;
SetYYYYMMDD(YMD);
end;
end;
procedure TCustomDateTimePicker.DecreaseYear;
@ -2397,9 +2398,12 @@ var
YMD: TYMD;
begin
SelectDay;
if Cascade then
SetDateTime(IncDay(DateTime, -1))
else begin
if Cascade then begin
if DateIsNull then
SetDate(IncDay(SysUtils.Date, -1))
else
SetDateTime(IncDay(FDateTime, -1));
end else begin
YMD := GetYYYYMMDD(True);
if YMD.Day <= 1 then
@ -2416,9 +2420,12 @@ var
HMSMs: THMSMs;
begin
SelectHour;
if Cascade then
SetDateTime(IncHour(DateTime))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncHour(SysUtils.Now))
else
SetDateTime(IncHour(FDateTime));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.Hour >= 23 then
@ -2436,7 +2443,10 @@ var
begin
SelectMinute;
if Cascade then
SetDateTime(IncMinute(DateTime))
if DateIsNull then
SetDateTime(IncMinute(SysUtils.Now))
else
SetDateTime(IncMinute(FDateTime));
else begin
HMSMs := GetHMSMs(True);
@ -2454,9 +2464,12 @@ var
HMSMs: THMSMs;
begin
SelectSecond;
if Cascade then
SetDateTime(IncSecond(DateTime))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncSecond(SysUtils.Now))
else
SetDateTime(IncSecond(FDateTime));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.Second >= 59 then
@ -2473,9 +2486,12 @@ var
HMSMs: THMSMs;
begin
SelectMiliSec;
if Cascade then
SetDateTime(IncMilliSecond(DateTime))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncMilliSecond(SysUtils.Now))
else
SetDateTime(IncMilliSecond(FDateTime));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.MiliSec >= 999 then
@ -2492,9 +2508,12 @@ var
HMSMs: THMSMs;
begin
SelectHour;
if Cascade then
SetDateTime(IncHour(DateTime, -1))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncHour(SysUtils.Now, -1))
else
SetDateTime(IncHour(FDateTime, -1));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.Hour <= 0 then
@ -2511,9 +2530,12 @@ var
HMSMs: THMSMs;
begin
SelectMinute;
if Cascade then
SetDateTime(IncMinute(DateTime, -1))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncMinute(SysUtils.Now, -1))
else
SetDateTime(IncMinute(FDateTime, -1));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.Minute <= 0 then
@ -2530,9 +2552,12 @@ var
HMSMs: THMSMs;
begin
SelectSecond;
if Cascade then
SetDateTime(IncSecond(DateTime, -1))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncSecond(SysUtils.Now, -1))
else
SetDateTime(IncSecond(FDateTime, -1));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.Second <= 0 then
@ -2549,9 +2574,12 @@ var
HMSMs: THMSMs;
begin
SelectMiliSec;
if Cascade then
SetDateTime(IncMilliSecond(DateTime, -1))
else begin
if Cascade then begin
if DateIsNull then
SetDateTime(IncMilliSecond(SysUtils.Now, -1))
else
SetDateTime(IncMilliSecond(FDateTime, -1));
end else begin
HMSMs := GetHMSMs(True);
if HMSMs.MiliSec <= 0 then