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
|
{
*****************************************************************************
* QtWSCalendar.pp *
* --------------- *
* *
* *
*****************************************************************************
*****************************************************************************
This file is part of the Lazarus Component Library (LCL)
See the file COPYING.modifiedLGPL.txt, included in this distribution,
for details about the license.
*****************************************************************************
}
unit QtWSCalendar;
{$mode objfpc}{$H+}
interface
{$I qtdefines.inc}
uses
// Bindings
qt6,
qtwidgets,
// LCL
SysUtils, Types, DateUtils, Controls, Calendar, LCLType, LCLIntf, LCLProc,
// Widgetset
WSProc, WSCalendar, WSLCLClasses;
type
{ TQtWSCustomCalendar }
TQtWSCustomCalendar = class(TWSCustomCalendar)
published
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): TLCLHandle; override;
class function GetDateTime(const ACalendar: TCustomCalendar): TDateTime; override;
class function HitTest(const ACalendar: TCustomCalendar; const APoint: TPoint): TCalendarPart; override;
class procedure SetDateTime(const ACalendar: TCustomCalendar; const ADateTime: TDateTime); override;
class procedure SetDisplaySettings(const ACalendar: TCustomCalendar; const ADisplaySettings: TDisplaySettings); override;
class procedure SetFirstDayOfWeek(const ACalendar: TCustomCalendar; const ADayOfWeek: TCalDayOfWeek); override;
class procedure SetMinMaxDate(const ACalendar: TCustomCalendar; AMinDate, AMaxDate: TDateTime); override;
class procedure RemoveMinMaxDates(const ACalendar: TCustomCalendar); override;
end;
implementation
{ TQtWSCustomCalendar }
class function TQtWSCustomCalendar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): TLCLHandle;
var
QtCalendar: TQtCalendar;
begin
QtCalendar := TQtCalendar.Create(AWinControl, AParams);
QtCalendar.AttachEvents;
Result := TLCLHandle(QtCalendar);
end;
class function TQtWSCustomCalendar.GetDateTime(const ACalendar: TCustomCalendar): TDateTime;
var
QtCalendar: TQtCalendar;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
Result := QtCalendar.DateTime;
end;
class function TQtWSCustomCalendar.HitTest(const ACalendar: TCustomCalendar;
const APoint: TPoint): TCalendarPart;
var
QtCalendar: TQtCalendar;
begin
Result := cpNoWhere;
if not WSCheckHandleAllocated(ACalendar, 'HitTest') then
Exit;
QtCalendar := TQtCalendar(ACalendar.Handle);
Result := TCalendarPart(QtCalendar.HitTest(APoint))
end;
class procedure TQtWSCustomCalendar.SetDateTime(const ACalendar: TCustomCalendar;
const ADateTime: TDateTime);
var
QtCalendar: TQtCalendar;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
QtCalendar.BeginUpdate;
QtCalendar.DateTime := ADateTime;
QtCalendar.EndUpdate;
end;
class procedure TQtWSCustomCalendar.SetDisplaySettings(const ACalendar: TCustomCalendar;
const ADisplaySettings: TDisplaySettings);
var
QtCalendar: TQtCalendar;
HHdrFmt: QCalendarWidgetHorizontalHeaderFormat;
VHdrFmt: QCalendarWidgetVerticalHeaderFormat;
SelMode: QCalendarWidgetSelectionMode;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
SelMode := QCalendarWidgetSingleSelection;
if dsShowDayNames in ADisplaySettings then
HHdrFmt := QCalendarWidgetShortDayNames
else
HHdrFmt := QCalendarWidgetNoHorizontalHeader;
if dsShowWeekNumbers in ADisplaySettings then
VHdrFmt := QCalendarWidgetISOWeekNumbers
else
VHdrFmt := QCalendarWidgetNoVerticalHeader;
QtCalendar.BeginUpdate;
QtCalendar.SetDisplaySettings(HHdrFmt, VHdrFmt, SelMode,
dsShowHeadings in ADisplaySettings, dsShowWeekNumbers in ADisplaySettings);
QtCalendar.EndUpdate;
end;
class procedure TQtWSCustomCalendar.SetFirstDayOfWeek(const ACalendar: TCustomCalendar;
const ADayOfWeek: TCalDayOfWeek);
var
QtCalendar: TQtCalendar;
H: QLocaleH;
dow: QtDayOfWeek;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
if ADayOfWeek = dowDefault then begin
H := QLocale_Create();
try
dow := QLocale_firstDayOfWeek(H);
finally
QLocale_Destroy(H);
end;
end else
dow := QtDayOfWeek(ord(ADayOfWeek) + 1);
QtCalendar.BeginUpdate;
QtCalendar.SetFirstDayOfWeek(dow);
QtCalendar.EndUpdate;
end;
class procedure TQtWSCustomCalendar.SetMinMaxDate(const ACalendar: TCustomCalendar; AMinDate, AMaxDate: TDateTime);
var
QtCalendar: TQtCalendar;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
QtCalendar.BeginUpdate;
QtCalendar.MinDate := AMinDate;
QtCalendar.MaxDate := AMaxDate;
QtCalendar.EndUpdate;
end;
class procedure TQtWSCustomCalendar.RemoveMinMaxDates(const ACalendar: TCustomCalendar);
var
QtCalendar: TQtCalendar;
begin
QtCalendar := TQtCalendar(ACalendar.Handle);
QtCalendar.BeginUpdate;
QtCalendar.MinDate := MinDateTime;
QtCalendar.MaxDate := MaxDateTime;
QtCalendar.EndUpdate;
end;
end.
|
