1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
unit CocoaWSDatePicker;
{$mode objfpc}{$H+}
{$modeswitch objectivec1}
interface
uses
CocoaAll,
Classes, SysUtils, Controls, Calendar,
WSCalendar, CocoaWSCommon, CocoaDatePicker,
LCLtype, LclProc, LMessages, LCLMessageGlue,
CocoaUtils, CocoaPrivate;
const
singleDateMode = 0;
rangeDateMode = 1;
NSDatePickerStyle_Stepper = 0;
NSDatePickerStyle_ClockCal = 1;
NSDatePickerStyle_Edit = 2;
NSHourMinuteDatePickerElementFlag = $000c;
NSHourMinuteSecondDatePickerElementFlag = $000e;
NSTimeZoneDatePickerElementFlag = $0010;
NSYearMonthDatePickerElementFlag = $00c0;
NSYearMonthDayDatePickerElementFlag = $00e0;
NSEraDatePickerElementFlag = $0100;
type
TLCLDatePickerCallback = class(TLCLCommonCallback, IDatePickerCallback)
public
procedure MouseBtnUp; virtual;
end;
TLCLDatePickerCallBackClass = class of TLCLDatePickerCallBack;
TCocoaWSCustomCalendar = class(TWSCustomCalendar)
private
class procedure SetMouseTracking(winHandle: THandle; const AParams: TCreateParams);
published
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): TLCLIntfHandle; override;
class function GetDateTime(const ACalendar: TCustomCalendar): TDateTime; override;
class procedure SetDateTime(const ACalendar: TCustomCalendar; const ADateTime: TDateTime); override;
class function HitTest(const ACalendar: TCustomCalendar; const APoint: TPoint): TCalendarPart; override;
end;
implementation
function AnsiStrToNSStr(value : AnsiString): NSString;
begin
Result:= NSStringUtf8(String(value));
end;
function NSStrToAnsiStr(value: NSString): AnsiString;
begin
Result:= AnsiString(NSStringToString(value));
end;
procedure TLCLDatePickerCallback.MouseBtnUp;
begin
if not Owner.lclIsEnabled() then Exit;
SendSimpleMessage(Target, LM_LBUTTONUP);
end;
function AllocDatePicker(const ATarget: TWinControl; const AParams: TCreateParams): TCocoaDatePicker;
var
ns : NSString;
tz : NSTimeZone;
nsc: NSString;
c : NSCalendar;
flags : NSDatePickerElementFlags;
mode : NSDatePickerMode;
begin
Result:= TCocoaDatePicker.alloc.lclInitWithCreateParams(AParams);
if Assigned(Result) then
begin
flags:= NSYearMonthDayDatePickerElementFlag;
Result.setDatePickerElements(flags);
ns:= AnsiStrToNSStr('GMT+00:00');
tz:= NSTimeZone.alloc.initWithName(ns);
Result.setTimeZone(tz);
Result.setDateValue(DateTimeToNSDate(Now));
Result.setDatePickerStyle(NSDatePickerStyle_Stepper);
mode:= singleDateMode;
Result.setDatePickerMode(mode);
nsc:= AnsiStrToNSStr(''); // NSCalendarIdentifierISO8601 NSCalendarIdentifierGregorian
c := NSCalendar.alloc.initWithCalendarIdentifier(nsc);
Result.setCalendar(c);
TCocoaDatePicker(Result).callback:= TLCLDatePickerCallBackClass.Create(Result, ATarget);
Result.setBezeled(True);
//Result.setBordered(True);
end;
end;
class function TCocoaWSCustomCalendar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): TLCLIntfHandle;
var
dp: TCocoaDatePicker;
Params: TCreateParams;
sz: NSSize;
rt: double;
fsz: NSSize;
w: double;
begin
dp:= AllocDatePicker(AWinControl, AParams);
dp.autoResize := true;
dp.retainAspectRatio := true;
if Assigned(dp) then
begin
NSDatePickerCell(TLCLIntfHandle(dp)).setDatePickerStyle(NSDatePickerStyle_ClockCal);
// Must have Top/Left @ Zero...
Params:= AParams;
Params.X:= 0;
Params.Y:= 0;
// This should be called when OnMouseMove is assigned...
SetMouseTracking(TLCLIntfHandle(dp), Params);
end;
Result:= TLCLIntfHandle(dp);
end;
class function TCocoaWSCustomCalendar.GetDateTime(const ACalendar: TCustomCalendar): TDateTime;
begin
Result:= NSDateToDateTime(NSDatePickerCell(ACalendar.Handle).dateValue);
end;
class procedure TCocoaWSCustomCalendar.SetDateTime(const ACalendar: TCustomCalendar; const ADateTime: TDateTime);
begin
NSDatePickerCell(ACalendar.Handle).setDateValue(DateTimeToNSDate(ADateTime));
end;
class function TCocoaWSCustomCalendar.HitTest(const ACalendar: TCustomCalendar; const APoint: TPoint): TCalendarPart;
begin
// need to validate this decision...
//Debugln('TCocoaWSCustomCalendar.HitTest Mouse Y : ' + IntToStr(APoint.y));
if APoint.y >= 40 then
Result:= cpDate
else
Result:= cpTitle;
end;
class procedure TCocoaWSCustomCalendar.SetMouseTracking(winHandle: THandle; const AParams: TCreateParams);
var
ta : NSTrackingArea;
r : NSRect;
opt : NSTrackingAreaOptions;
begin
r.origin.x := AParams.X;
r.origin.y := AParams.Y;
r.size.height:= AParams.Height;
r.size.width := AParams.Width;
opt:= NSTrackingMouseEnteredAndExited + NSTrackingMouseMoved + NSTrackingActiveAlways;
ta:= NSTrackingArea.alloc.initWithRect_options_owner_userInfo(r, opt, id(winHandle), nil);
TCocoaDatePicker(winHandle).addTrackingArea(ta);
end;
end.
|
