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
|
// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0
package main
// simulates a dropdown menu in gocui
import (
"fmt"
"strings"
log "go.wit.com/log"
"go.wit.com/toolkits/tree"
"go.wit.com/widget"
)
// create a new widget in the binary tree
func makeNewFlagWidget(wId int) *guiWidget {
n := new(tree.Node)
n.WidgetType = widget.Flag
n.WidgetId = wId
n.ParentId = 0
// store the internal toolkit information
tk := new(guiWidget)
tk.frame = true
tk.node = n
if tk.node.Parent == nil {
tk.node.Parent = me.treeRoot
}
// set the name used by gocui to the id
tk.cuiName = fmt.Sprintf("%d DR", wId)
tk.setColorInput()
// add this new widget on the binary tree
tk.parent = me.treeRoot.TK.(*guiWidget)
if tk.parent == nil {
panic("makeNewFlagWidget() didn't get treeRoot guiWidget")
} else {
tk.parent.children = append(tk.parent.children, tk)
}
n.TK = tk
return tk
}
func (tk *guiWidget) showDropdown() {
if me.dropdown.tk == nil {
// should only happen once
me.dropdown.tk = makeNewFlagWidget(me.dropdown.wId)
me.dropdown.tk.dumpWidget("init() dropdown")
}
if me.dropdown.tk == nil {
log.Log(GOCUI, "showDropdown() Is Broken!")
return
}
// todo: fix this after switching to protobuf
me.dropdown.items = []string{} // zero out whatever was there before
for i, s := range tk.node.Strings() {
log.Log(GOCUI, "showDropdown()", tk.String(), i, s)
me.dropdown.items = append(me.dropdown.items, s)
}
log.Log(GOCUI, "new dropdown items should be set to:", me.dropdown.items)
startW, startH := tk.Position()
log.Log(GOCUI, "showDropdown() SHOWING AT W,H=", startW, startH)
me.dropdown.tk.Hide()
me.dropdown.tk.MoveToOffset(startW+3, startH+2)
me.dropdown.tk.labelN = strings.Join(me.dropdown.items, "\n")
me.dropdown.tk.Show()
me.dropdown.active = true
me.dropdown.callerTK = tk
me.dropdown.tk.dumpWidget("showDropdown()")
}
// if there is a drop down view active, treat it like a dialog box and close it
func (w *guiWidget) dropdownClicked(mouseW, mouseH int) string {
w.Hide()
// only need height to figure out what line in the dropdown menu the user clicked
_, startH := w.Position()
itemNumber := mouseH - startH
items := me.dropdown.items
// log.Log(GOCUI, "dropdownClicked() look for item", itemNumber, "len(items) =", len(items))
if itemNumber < 1 {
return ""
}
if len(items) >= itemNumber {
// log.Log(GOCUI, "dropdownClicked() found", items[itemNumber-1])
if items[itemNumber-1] != "" {
if me.dropdown.tk != nil {
// log.Log(GOCUI, "dropdownClicked() send event for", me.dropdownW.cuiName, me.dropdownW.node.WidgetType)
me.dropdown.callerTK.SetText(items[itemNumber-1])
me.dropdown.callerTK.node.SetCurrentS(items[itemNumber-1])
me.myTree.SendUserEvent(me.dropdown.callerTK.node)
}
}
return items[itemNumber-1]
}
return ""
}
func dropdownUnclicked(w, h int) {
var d *guiWidget
// examine everything under X & Y on the screen)
for _, tk := range findByXY(w, h) {
// tk.dumpWidget("dropdownUnclicked()")
if tk.node.WidgetType == widget.Dropdown {
d = tk
}
}
if d == nil {
// log.Log(GOCUI, fmt.Sprintf("dropdownUnclicked() there was no dropdown widget at (w=%d h=%d)", mouseW, mouseH))
return
}
// log.Log(GOCUI, "dropdownUnclicked()", d.node.Strings(), "end. now try to enable me.dropdownV")
}
func (tk *guiWidget) showTextbox() {
if me.textbox.tk == nil {
// should only happen once
me.textbox.tk = makeNewFlagWidget(me.textbox.wId)
me.textbox.tk.dumpWidget("init() textbox")
}
if me.textbox.tk == nil {
log.Log(GOCUI, "showTextbox() Is Broken")
return
}
startW, startH := tk.Position()
// log.Log(GOCUI, "showTextbox() SHOWING AT W,H=", startW, startH)
me.textbox.tk.MoveToOffset(startW+3, startH+2)
me.textbox.tk.labelN = "holy cow"
me.textbox.tk.setColorInput()
me.textbox.tk.Show()
me.textbox.active = true
me.textbox.callerTK = tk
me.textbox.tk.dumpWidget("showTextbox()")
}
// updates the text and sends an event back to the application
func (tk *guiWidget) textboxClosed() {
tk.Hide()
// get the text the user entered
newname := tk.GetText()
// change the text of the caller widget
me.textbox.callerTK.SetText(newname)
me.textbox.callerTK.node.SetCurrentS(newname)
// send an event from the plugin with the new string
me.myTree.SendUserEvent(me.textbox.callerTK.node)
}
|
