forked from libretro/ludo
-
Notifications
You must be signed in to change notification settings - Fork 0
/
scene_explorer.go
133 lines (110 loc) · 2.82 KB
/
scene_explorer.go
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
package menu
import (
"io/ioutil"
"os"
"path/filepath"
ntf "github.com/libretro/ludo/notifications"
"github.com/libretro/ludo/settings"
"github.com/libretro/ludo/utils"
)
type screenExplorer struct {
entry
}
func contains(f os.FileInfo, exts []string) bool {
if len(exts) > 0 {
var fileExtension = filepath.Ext(f.Name())
for _, ext := range exts {
if ext == fileExtension {
return true
}
}
}
return false
}
func buildExplorer(path string, exts []string, cb func(string), dirAction *entry) Scene {
var list screenExplorer
list.label = "Explorer"
files, err := ioutil.ReadDir(path)
if err != nil {
ntf.DisplayAndLog(ntf.Error, "Menu", err.Error())
}
// Display the special directory action entry.
if dirAction != nil && dirAction.label != "" {
dirAction.callbackOK = func() { cb(path) }
list.children = append(list.children, *dirAction)
}
// Add a first entry for the parent directory.
list.children = append(list.children, entry{
label: "..",
icon: "folder",
callbackOK: func() {
list.segueNext()
newPath := filepath.Clean(path + "/..")
if dirAction != nil {
dirAction.callbackOK = func() { cb(newPath) }
}
menu.stack = append(menu.stack, buildExplorer(newPath, exts, cb, dirAction))
},
})
// Loop over files in the directory and add one entry for each.
for _, f := range files {
f := f
icon := "file"
// Check whether or not we are to display hidden files.
if f.Name()[:1] == "." && settings.Current.ShowHiddenFiles {
continue
}
// Filter files by extension.
if exts != nil && !f.IsDir() && !contains(f, exts) {
continue
}
if f.IsDir() {
icon = "folder"
}
list.children = append(list.children, entry{
label: f.Name(),
icon: icon,
callbackOK: func() {
if f.IsDir() {
list.segueNext()
newPath := path + "/" + f.Name()
if dirAction != nil {
dirAction.callbackOK = func() { cb(newPath) }
}
menu.stack = append(menu.stack, buildExplorer(newPath, exts, cb, dirAction))
} else if cb != nil && (exts == nil || utils.StringInSlice(filepath.Ext(f.Name()), exts)) {
cb(path + "/" + f.Name())
}
},
})
}
if len(files) == 0 {
list.children = append(list.children, entry{
label: "Empty",
icon: "subsetting",
})
}
list.segueMount()
return &list
}
func (explorer *screenExplorer) Entry() *entry {
return &explorer.entry
}
func (explorer *screenExplorer) segueMount() {
genericSegueMount(&explorer.entry)
}
func (explorer *screenExplorer) segueNext() {
genericSegueNext(&explorer.entry)
}
func (explorer *screenExplorer) segueBack() {
genericAnimate(&explorer.entry)
}
func (explorer *screenExplorer) update() {
genericInput(&explorer.entry)
}
func (explorer *screenExplorer) render() {
genericRender(&explorer.entry)
}
func (explorer *screenExplorer) drawHintBar() {
genericDrawHintBar()
}