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
|
package juloo.keyboard2;
import android.util.SparseArray;
import android.view.KeyCharacterMap;
import android.view.KeyEvent;
import java.util.HashMap;
class KeyModifier
{
/* Cache key is KeyValue's name */
private static HashMap<String, SparseArray<KeyValue>> _cache =
new HashMap<String, SparseArray<KeyValue>>();
/* Modify a key according to modifiers. */
public static KeyValue handleFlags(KeyValue k, int flags)
{
if (flags == 0) // No modifier
return k;
SparseArray<KeyValue> ks = cacheEntry(k);
KeyValue r = ks.get(flags);
if (r != null) // Found in cache
return r;
if ((r = handleChar(k, flags)) != null) ;
else if ((r = handleFn(k, flags)) != null) ;
else r = k;
ks.put(flags, r);
return r;
}
/* Returns [null] if had no effect. */
private static KeyValue handleChar(KeyValue k, int flags)
{
char c = k.char_;
if (c == KeyValue.CHAR_NONE)
return null;
if ((flags & KeyValue.FLAG_SHIFT) != 0) // Shift
c = Character.toUpperCase(c);
if ((flags & KeyValue.FLAGS_ACCENTS) != 0) // Accents, after shift is applied
c = handleAccentChar(c, flags);
if (c == 0 || c == k.char_)
return null;
return k.withCharAndSymbol(String.valueOf(c), c);
}
private static char handleAccentChar(char c, int flags)
{
char accent;
switch ((flags & KeyValue.FLAGS_ACCENTS))
{
case KeyValue.FLAG_ACCENT1:
return (char)KeyCharacterMap.getDeadChar('\u02CB', c);
case KeyValue.FLAG_ACCENT2:
switch (c)
{
case '`': return '´';
case '<': return '‘';
case '>': return '‘';
default: return (char)KeyCharacterMap.getDeadChar('\u00B4', c);
}
case KeyValue.FLAG_ACCENT3:
switch (c)
{
case '1': return '¹';
case '2': return '²';
case '3': return '³';
case '4': return '⁴';
case '5': return '⁵';
case '6': return '⁶';
case '7': return '⁷';
case '8': return '⁸';
case '9': return '⁹';
case '0': return '⁰';
case '*': return '°';
default: return (char)KeyCharacterMap.getDeadChar('\u02C6', c);
}
case KeyValue.FLAG_ACCENT4:
return (char)KeyCharacterMap.getDeadChar('\u02DC', c);
case KeyValue.FLAG_ACCENT5:
switch (c)
{
case '1': return '₁';
case '2': return '₂';
case '3': return '₃';
case '4': return '₄';
case '5': return '₅';
case '6': return '₆';
case '7': return '₇';
case '8': return '₈';
case '9': return '₉';
case '0': return '₀';
case 'u': return 'µ';
case '"': return '„';
case '-': return '¬';
default: return (char)KeyCharacterMap.getDeadChar('\u00B8', c);
}
case KeyValue.FLAG_ACCENT6:
switch (c)
{
case '-': return '÷';
default: return (char)KeyCharacterMap.getDeadChar('\u00A8', c);
}
default: return c; // Can't happen
}
}
private static KeyValue handleFn(KeyValue k, int flags)
{
if ((flags & KeyValue.FLAG_FN) == 0)
return null;
String name;
switch (k.name)
{
case "1": name = "f1"; break;
case "2": name = "f2"; break;
case "3": name = "f3"; break;
case "4": name = "f4"; break;
case "5": name = "f5"; break;
case "6": name = "f6"; break;
case "7": name = "f7"; break;
case "8": name = "f8"; break;
case "9": name = "f9"; break;
case "0": name = "f10"; break;
case "up": name = "page_up"; break;
case "down": name = "page_down"; break;
case "left": name = "home"; break;
case "right": name = "end"; break;
default: return null;
}
return KeyValue.getKeyByName(name);
}
/* Lookup the cache entry for a key. Create it needed. */
private static SparseArray<KeyValue> cacheEntry(KeyValue k)
{
SparseArray<KeyValue> ks = _cache.get(k.name);
if (ks == null)
{
ks = new SparseArray<KeyValue>();
_cache.put(k.name, ks);
}
return ks;
}
}
|
