-
Notifications
You must be signed in to change notification settings - Fork 125
/
switch.opa
202 lines (168 loc) · 5.56 KB
/
switch.opa
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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/*
Copyright © 2011 MLstate
This file is part of OPA.
OPA is free software: you can redistribute it and/or modify it under the
terms of the GNU Affero General Public License, version 3, as published by
the Free Software Foundation.
OPA is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
more details.
You should have received a copy of the GNU Affero General Public License
along with OPA. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* A two state widget.
*
* @category WIDGET
* @author Guillem Rieu, 2011
* @destination PUBLIC
* @stability TRANSITIONAL
*/
// TODO: ensure we remain client-side as long as possible
// TODO: iphone style
/**
* {1 About this module}
*
*
* {1 Where should I start?}
*
*/
import stdlib.widgets.core
/**
* {1 Types defined in this module}
*/
type WSwitch.value = bool
type WSwitch.update_action =
{ update_xhtml: xhtml }
/ { update_style: WStyler.styler }
type WSwitch.config = {
get_switch_on: string, (Dom.event -> void), bool -> WSwitch.update_action
get_switch_off: string, (Dom.event -> void), bool -> WSwitch.update_action
}
WSwitch = {{
/**
* {1 Configuration}
*/
simple_style_on = WStyler.make_style(css {
background: greenyellow;
border: 1px solid gray;
font-decoration: bold;
padding: 3px;
})
simple_style_off = WStyler.make_style(css {
background: #FFC1C1;
border: 1px solid gray;
color: gray;
font-decoration: bold;
padding: 3px;
})
/*
* Default configuration
*/
/**
* Lambda-lifted default config functions
*/
default_switch_on(label_on: string, style_on: WStyler.styler)( _: string,
switch_action: (Dom.event -> void), _: bool)
: WSwitch.update_action =
{update_xhtml=
<span onclick={switch_action}>
{label_on}
</span>
|> WStyler.set(style_on, _)}
default_switch_off(label_off: string, style_off: WStyler.styler)( _: string,
switch_action: (Dom.event -> void), _: bool)
: WSwitch.update_action =
{update_xhtml=
<span onclick={switch_action}>
{label_off}
</span>
|> WStyler.set(style_off, _)}
/**
* A default configuration constructor with modifiable labels
*
* @param label_on The text to display in the active state
* @param label_off The text to display in the disabled state
* @param style_on The style in the active state
* @param style_off The style in the disabled state
* @return A [WSwitch] configuration
*/
default_config_with_settings(label_on: string, label_off: string,
style_on: WStyler.styler, style_off: WStyler.styler)
: WSwitch.config = {
get_switch_on = default_switch_on(label_on, style_on)
get_switch_off = default_switch_off(label_off, style_off)
}
/**
* The default configuration of [WSwitch]
*/
default_config =
default_config_with_settings("ON", "OFF",
simple_style_on, simple_style_off)
/*iphone_config =*/
/* default_config_with_settings("ON", "OFF",*/
/* iphone_style_on, iphone_style_off)*/
/**
* {1 High-level interface}
*/
/**
* Editable switch: the user can alternate between the two states of the
* switch.
*/
edit(config: WSwitch.config, id: string, on_change: (WSwitch.value -> void),
init_value: WSwitch.value): xhtml =
switch_id = get_switch_id(id)
/*checkbox_id = get_checkbox_id(id)*/
/*checkbox_config: WCheckbox.config = {*/
/* prefix_class = none*/
/* stylers = IEditable.default_config.stylers*/
/*}*/
/*<>*/
/* {WCheckbox.show(checkbox_config, checkbox_id, init_value: WCheckbox.value)*/
/* |> WCore.make_inline_default(checkbox_id, _)}*/
/*</>*/
/* |> WStyler.add(config.style, _)*/
<div id=#{switch_id}
onready={_ ->
if init_value then
update_widget(id, config, on_change,
config.get_switch_on, switch_off_action, true)
else
update_widget(id, config, on_change,
config.get_switch_off, switch_on_action, true)}>
</div>
/**
* {2 Imperative interface}
*/
update_widget(id: string, config: WSwitch.config, on_change,
make_switch, make_action, init: bool)
: void =
switch_id = get_switch_id(id)
update_action = make_switch(id, make_action(config, id, on_change, _), init)
match update_action with
| {~update_xhtml} -> Dom.transform([#{switch_id} <- update_xhtml])
| {~update_style} -> WStyler.set_dom(update_style, switch_id)
do_switch_on(config: WSwitch.config, id: string, on_change): void =
update_widget(id, config, on_change, config.get_switch_on, switch_off_action, false)
do_switch_off(config: WSwitch.config, id: string, on_change): void =
update_widget(id, config, on_change, config.get_switch_off, switch_on_action, false)
switch_on_action(config, id, on_change, _: Dom.event): void =
do do_switch_on(config, id, on_change)
on_change(true)
switch_off_action(config, id, on_change, _: Dom.event): void =
do do_switch_off(config, id, on_change)
on_change(false)
/**
* Display-only switch: the widget is disabled and the user can't change
* its state.
*/
/*show(config: WSwitch.config, id: string, init_value: WSwitch.value): xhtml
* =*/
/* <></>*/
/**
* {1 Private functions}
*/
@private get_switch_id(id: string): string = "{id}_switch"
@private get_checkbox_id(id: string): string = "{id}_checkbox"
}}