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
|
package gui
import (
"os"
// "embed" // reminder to not attempt this within the 'wit/gui' package
"git.wit.org/wit/gui/toolkit"
)
// TODO: make a fake 'plugin' channel of communication to andlabs for mswindows
// Windows doesn't support plugins. How can I keep andlabs and only compile it on windows?
// https://forum.heroiclabs.com/t/setting-up-goland-to-compile-plugins-on-windows/594/5
// import toolkit "git.wit.org/wit/gui/toolkit/andlabs"
const Xaxis = 0 // stack things horizontally
const Yaxis = 1 // stack things vertically
/*
// TODO: 2023/03/03 rethink how to get a plugin or figure out how
// golang packages can include a binary. Pull from /usr/go/go-gui/ ?
// may this plugin work when all other plugins fail
// if this is in the plugin, the packages can't work with go.mod builds
# don't do this in the plugin // go:embed /usr/lib/go-gui/toolkit/gocui.so
# don't do this in the plugin var res embed.FS
*/
func init() {
log("init() has been run")
Config.counter = 0
Config.prefix = "wit"
Config.Width = 640
Config.Height = 480
// Populates the top of the binary tree
Config.rootNode = addNode("guiBinaryTree")
Config.rootNode.WidgetType = toolkit.Root
// used to pass debugging flags to the toolkit plugins
Config.flag = Config.rootNode.newNode("flag", 0, nil)
Config.flag.WidgetType = toolkit.Flag
Config.guiChan = make(chan toolkit.Action, 1)
go watchCallback()
}
func watchCallback() {
log(logInfo, "watchCallback() START")
for {
log(logNow, "watchCallback() restarted select for toolkit user events")
select {
case a := <-Config.guiChan:
n := Config.rootNode.FindId(a.WidgetId)
if (n == nil) {
log(logError, "watchCallback() UNKNOWN widget id =", a.WidgetId, a.Name)
} else {
log(logNow, "watchCallback() FOUND widget id =", n.id, n.Name)
n.doUserEvent(a)
}
// this maybe a good idea?
// TODO: Throttle user events somehow
sleep(.1)
}
}
}
func (n *Node) doCustom() {
log(logNow, "doUserEvent() widget =", n.id, n.Name, n.WidgetType, n.B)
if (n.Custom == nil) {
log(debugError, "Custom() = nil. SKIPPING")
return
}
go n.Custom()
}
func (n *Node) doUserEvent(a toolkit.Action) {
log(logNow, "doUserEvent() node =", n.id, n.Name)
switch n.WidgetType {
case toolkit.Checkbox:
n.B = a.B
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.B)
n.doCustom()
case toolkit.Button:
log(logNow, "doUserEvent() node =", n.id, n.Name, "button clicked")
n.doCustom()
case toolkit.Combobox:
n.S = a.S
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.S)
n.doCustom()
case toolkit.Dropdown:
n.S = a.S
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.S)
n.doCustom()
case toolkit.Textbox:
n.S = a.S
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.S)
n.doCustom()
case toolkit.Spinner:
n.I = a.I
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.I)
n.doCustom()
case toolkit.Slider:
n.I = a.I
log(logNow, "doUserEvent() node =", n.id, n.Name, "set to:", n.I)
n.doCustom()
case toolkit.Window:
log(logNow, "doUserEvent() node =", n.id, n.Name, "window closed")
n.doCustom()
default:
log(logNow, "doUserEvent() type =", n.WidgetType)
}
}
func (n *Node) LoadToolkit(name string) *Node {
log(logInfo, "Start() Main(f) for name =", name)
if (FindPlugin(name) == nil) {
return n
}
return n
}
// There should only be one of these per application
// This is due to restrictions by being cross platform
// some toolkit's on some operating systems don't support more than one
// Keep things simple. Do the default expected thing whenever possible
func New() *Node {
return Config.rootNode
}
func (n *Node) Default() *Node {
if (FindPlugin("gocui") == nil) {
log(logError, "New() failed to load gocui")
}
// if DISPLAY isn't set, return since gtk can't load
// TODO: figure out how to check what to do in macos and mswindows
if (os.Getenv("DISPLAY") == "") {
return n
}
if (FindPlugin("andlabs") == nil) {
log(logError, "New() failed to load andlabs")
}
return n
}
// The window is destroyed but the application does not quit
func (n *Node) StandardClose() {
log(debugGui, "wit/gui Standard Window Close. name =", n.Name)
log(debugGui, "wit/gui Standard Window Close. n.Custom exit =", n.Custom)
}
// The window is destroyed and the application exits
// TODO: properly exit the plugin since Quit() doesn't do it
func StandardExit() {
log("wit/gui Standard Window Exit. running os.Exit()")
log("StandardExit() attempt to exit each toolkit plugin")
for i, aplug := range allPlugins {
log("NewButton()", i, aplug)
}
exit(0)
}
|
