mirror of
https://github.com/Julow/Unexpected-Keyboard.git
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02124dd71f
It's the first modifier that uses combining diacritics. Whether it should be represented as a modifier or a new kind of key can be reconsidered later.
296 lines
12 KiB
Java
296 lines
12 KiB
Java
package juloo.keyboard2;
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import android.view.KeyCharacterMap;
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import android.view.KeyEvent;
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import java.util.HashMap;
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class KeyValue
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{
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/** Values for the [code] field. */
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public static final int EVENT_NONE = -1;
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public static final int EVENT_CONFIG = -2;
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public static final int EVENT_SWITCH_TEXT = -3;
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public static final int EVENT_SWITCH_NUMERIC = -4;
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public static final int EVENT_SWITCH_EMOJI = -5;
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public static final int EVENT_SWITCH_BACK_EMOJI = -6;
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public static final int EVENT_CHANGE_METHOD = -7;
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public static final int EVENT_ACTION = -8;
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public static final int EVENT_SWITCH_PROGRAMMING = -9;
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// Modifiers
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// Must be evaluated in the reverse order of their values.
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public static final int MOD_SHIFT = -100;
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public static final int MOD_FN = -101;
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public static final int MOD_CTRL = -102;
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public static final int MOD_ALT = -103;
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public static final int MOD_META = -104;
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// Dead-keys
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public static final int MOD_DOUBLE_AIGU = -200;
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public static final int MOD_DOT_ABOVE = -201;
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public static final int MOD_GRAVE = -202;
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public static final int MOD_AIGU = -203;
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public static final int MOD_CIRCONFLEXE = -204;
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public static final int MOD_TILDE = -205;
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public static final int MOD_CEDILLE = -206;
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public static final int MOD_TREMA = -207;
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public static final int MOD_SUPERSCRIPT = -208;
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public static final int MOD_SUBSCRIPT = -209;
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public static final int MOD_RING = -210;
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public static final int MOD_CARON = -211;
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public static final int MOD_MACRON = -212;
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public static final int MOD_ORDINAL = -213;
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public static final int MOD_ARROWS = -214;
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public static final int MOD_BOX = -215;
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public static final int MOD_OGONEK = -216;
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public static final int MOD_SLASH = -217;
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public static final int MOD_ARROW_RIGHT = -218;
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/** Special value for the [char_] field. */
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public static final char CHAR_NONE = '\0';
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// Behavior flags
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public static final int FLAG_LATCH = 1;
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public static final int FLAG_LOCK = (1 << 1);
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// Special keys are not repeated and don't clear latched modifiers
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public static final int FLAG_SPECIAL = (1 << 2);
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public static final int FLAG_MODIFIER = (1 << 3);
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public static final int FLAG_PRECISE_REPEAT = (1 << 4);
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// Rendering flags
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public static final int FLAG_KEY_FONT = (1 << 5);
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public static final int FLAG_SMALLER_FONT = (1 << 6);
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// Internal flags
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public static final int FLAG_LOCKED = (1 << 7);
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// Language specific keys that are removed from the keyboard by default
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public static final int FLAG_LOCALIZED = (1 << 8);
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public final String name;
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public final String symbol;
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public final char char_;
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/** Describe what the key does when it isn't a simple character.
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Can be one of:
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- When [FLAG_MODIFIER] is set, a modifier. See [KeyModifier].
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- [EVENT_NONE], no event is associated with the key.
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- A positive integer, an Android [KeyEvent].
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- One of the [EVENT_*] constants, an action performed in [KeyEventHandler].
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A key can have both a character and a key event associated, the key event
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is used when certain modifiers are active, the character is used
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otherwise. See [KeyEventHandler]. */
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public final int code;
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public final int flags;
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/* Update the char and the symbol. */
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public KeyValue withCharAndSymbol(char c)
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{
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return withCharAndSymbol(String.valueOf(c), c);
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}
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public KeyValue withCharAndSymbol(String s, char c)
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{
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return new KeyValue(name, s, c, code, flags);
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}
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public KeyValue withNameAndSymbol(String n, String s)
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{
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return new KeyValue(n, s, char_, code, flags);
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}
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public KeyValue withFlags(int f)
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{
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return new KeyValue(name, symbol, char_, code, f);
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}
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private static HashMap<String, KeyValue> keys = new HashMap<String, KeyValue>();
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public KeyValue(String n, String s, char c, int e, int f)
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{
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name = n;
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symbol = s;
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char_ = c;
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code = e;
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flags = f;
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}
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private static String stripPrefix(String s, String prefix)
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{
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if (s.startsWith(prefix))
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return s.substring(prefix.length());
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else
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return null;
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}
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public static KeyValue getKeyByName(String name)
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{
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if (name == null)
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return null;
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KeyValue kv = KeyValue.keys.get(name);
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if (kv != null)
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return kv;
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String localized = stripPrefix(name, "loc ");
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if (localized != null)
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{
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kv = getKeyByName(localized);
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return kv.withFlags(kv.flags | FLAG_LOCALIZED);
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}
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char c = (name.length() == 1) ? name.charAt(0) : CHAR_NONE;
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return new KeyValue(name, name, c, EVENT_NONE, 0);
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}
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private static void addKey(String name, String symbol, char c, int event, int flags)
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{
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keys.put(name, new KeyValue(name, symbol, c, event, flags));
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}
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private static void addCharKey(char c, int event)
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{
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String name = String.valueOf(c);
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addKey(name, name, c, event, 0);
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}
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private static void addModifierKey(String name, String symbol, int code, int extra_flags)
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{
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assert(code >= 100 && code < 300);
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addKey(name, symbol, CHAR_NONE, code,
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FLAG_LATCH | FLAG_MODIFIER | FLAG_SPECIAL | extra_flags);
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}
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private static void addSpecialKey(String name, String symbol, int event, int flags)
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{
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addKey(name, symbol, CHAR_NONE, event, flags | FLAG_SPECIAL);
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}
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private static void addEventKey(String name, String symbol, int event, int flags)
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{
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addKey(name, symbol, CHAR_NONE, event, flags);
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}
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static
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{
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addModifierKey("shift", "\n", // Can't write u000A because Java is stupid
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MOD_SHIFT, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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addModifierKey("ctrl", "Ctrl", MOD_CTRL, FLAG_SMALLER_FONT);
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addModifierKey("alt", "Alt", MOD_ALT, FLAG_SMALLER_FONT);
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addModifierKey("accent_aigu", "\u0050", MOD_AIGU, FLAG_KEY_FONT);
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addModifierKey("accent_caron", "\u0051", MOD_CARON, FLAG_KEY_FONT);
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addModifierKey("accent_cedille", "\u0052", MOD_CEDILLE, FLAG_KEY_FONT);
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addModifierKey("accent_circonflexe", "\u0053", MOD_CIRCONFLEXE, FLAG_KEY_FONT);
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addModifierKey("accent_grave", "\u0054", MOD_GRAVE, FLAG_KEY_FONT);
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addModifierKey("accent_macron", "\u0055", MOD_MACRON, FLAG_KEY_FONT);
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addModifierKey("accent_ring", "\u0056", MOD_RING, FLAG_KEY_FONT);
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addModifierKey("accent_tilde", "\u0057", MOD_TILDE, FLAG_KEY_FONT);
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addModifierKey("accent_trema", "\u0058", MOD_TREMA, FLAG_KEY_FONT);
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addModifierKey("accent_ogonek", "\u0059", MOD_OGONEK, FLAG_KEY_FONT);
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addModifierKey("accent_dot_above", "\u005a", MOD_DOT_ABOVE, FLAG_KEY_FONT);
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addModifierKey("accent_double_aigu", "\u005b", MOD_DOUBLE_AIGU, FLAG_KEY_FONT);
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addModifierKey("accent_slash", "\134", // Can't write u005c
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MOD_SLASH, FLAG_KEY_FONT);
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addModifierKey("accent_arrow_right", "\u005d", MOD_ARROW_RIGHT, FLAG_KEY_FONT);
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addModifierKey("superscript", "Sup", MOD_SUPERSCRIPT, FLAG_SMALLER_FONT);
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addModifierKey("subscript", "Sub", MOD_SUBSCRIPT, FLAG_SMALLER_FONT);
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addModifierKey("ordinal", "Ord", MOD_ORDINAL, FLAG_SMALLER_FONT);
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addModifierKey("arrows", "Arr", MOD_ARROWS, FLAG_SMALLER_FONT);
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addModifierKey("box", "Box", MOD_BOX, FLAG_SMALLER_FONT);
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addModifierKey("fn", "Fn", MOD_FN, FLAG_SMALLER_FONT);
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addModifierKey("meta", "Meta", MOD_META, FLAG_SMALLER_FONT);
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addCharKey('a', KeyEvent.KEYCODE_A);
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addCharKey('b', KeyEvent.KEYCODE_B);
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addCharKey('c', KeyEvent.KEYCODE_C);
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addCharKey('d', KeyEvent.KEYCODE_D);
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addCharKey('e', KeyEvent.KEYCODE_E);
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addCharKey('f', KeyEvent.KEYCODE_F);
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addCharKey('g', KeyEvent.KEYCODE_G);
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addCharKey('h', KeyEvent.KEYCODE_H);
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addCharKey('i', KeyEvent.KEYCODE_I);
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addCharKey('j', KeyEvent.KEYCODE_J);
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addCharKey('k', KeyEvent.KEYCODE_K);
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addCharKey('l', KeyEvent.KEYCODE_L);
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addCharKey('m', KeyEvent.KEYCODE_M);
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addCharKey('n', KeyEvent.KEYCODE_N);
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addCharKey('o', KeyEvent.KEYCODE_O);
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addCharKey('p', KeyEvent.KEYCODE_P);
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addCharKey('q', KeyEvent.KEYCODE_Q);
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addCharKey('r', KeyEvent.KEYCODE_R);
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addCharKey('s', KeyEvent.KEYCODE_S);
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addCharKey('t', KeyEvent.KEYCODE_T);
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addCharKey('u', KeyEvent.KEYCODE_U);
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addCharKey('v', KeyEvent.KEYCODE_V);
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addCharKey('w', KeyEvent.KEYCODE_W);
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addCharKey('x', KeyEvent.KEYCODE_X);
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addCharKey('y', KeyEvent.KEYCODE_Y);
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addCharKey('z', KeyEvent.KEYCODE_Z);
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addCharKey('0', KeyEvent.KEYCODE_0);
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addCharKey('1', KeyEvent.KEYCODE_1);
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addCharKey('2', KeyEvent.KEYCODE_2);
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addCharKey('3', KeyEvent.KEYCODE_3);
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addCharKey('4', KeyEvent.KEYCODE_4);
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addCharKey('5', KeyEvent.KEYCODE_5);
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addCharKey('6', KeyEvent.KEYCODE_6);
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addCharKey('7', KeyEvent.KEYCODE_7);
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addCharKey('8', KeyEvent.KEYCODE_8);
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addCharKey('9', KeyEvent.KEYCODE_9);
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addCharKey('`', KeyEvent.KEYCODE_GRAVE);
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addCharKey('-', KeyEvent.KEYCODE_MINUS);
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addCharKey('=', KeyEvent.KEYCODE_EQUALS);
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addCharKey('[', KeyEvent.KEYCODE_LEFT_BRACKET);
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addCharKey(']', KeyEvent.KEYCODE_RIGHT_BRACKET);
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addCharKey('\\', KeyEvent.KEYCODE_BACKSLASH);
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addCharKey(';', KeyEvent.KEYCODE_SEMICOLON);
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addCharKey('\'', KeyEvent.KEYCODE_APOSTROPHE);
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addCharKey('/', KeyEvent.KEYCODE_SLASH);
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addCharKey('@', KeyEvent.KEYCODE_AT);
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addCharKey('+', KeyEvent.KEYCODE_PLUS);
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addCharKey(',', KeyEvent.KEYCODE_COMMA);
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addCharKey('.', KeyEvent.KEYCODE_PERIOD);
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addCharKey('*', KeyEvent.KEYCODE_STAR);
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addCharKey('#', KeyEvent.KEYCODE_POUND);
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addCharKey('(', KeyEvent.KEYCODE_NUMPAD_LEFT_PAREN);
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addCharKey(')', KeyEvent.KEYCODE_NUMPAD_RIGHT_PAREN);
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addSpecialKey("config", "\u0004", EVENT_CONFIG, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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addSpecialKey("switch_text", "ABC", EVENT_SWITCH_TEXT, FLAG_SMALLER_FONT);
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addSpecialKey("switch_numeric", "123+", EVENT_SWITCH_NUMERIC, FLAG_SMALLER_FONT);
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addSpecialKey("switch_emoji", "\u0001" , EVENT_SWITCH_EMOJI, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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addSpecialKey("switch_back_emoji", "ABC", EVENT_SWITCH_BACK_EMOJI, 0);
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addSpecialKey("switch_programming", "Prog", EVENT_SWITCH_PROGRAMMING, FLAG_SMALLER_FONT);
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addSpecialKey("change_method", "\u0009", EVENT_CHANGE_METHOD, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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addSpecialKey("action", "Action", EVENT_ACTION, FLAG_SMALLER_FONT); // Will always be replaced
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addEventKey("esc", "Esc", KeyEvent.KEYCODE_ESCAPE, FLAG_SMALLER_FONT);
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addEventKey("enter", "\u000E", KeyEvent.KEYCODE_ENTER, FLAG_KEY_FONT);
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addEventKey("up", "\u0005", KeyEvent.KEYCODE_DPAD_UP, FLAG_KEY_FONT | FLAG_PRECISE_REPEAT);
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addEventKey("right", "\u0006", KeyEvent.KEYCODE_DPAD_RIGHT, FLAG_KEY_FONT | FLAG_PRECISE_REPEAT);
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addEventKey("down", "\u0007", KeyEvent.KEYCODE_DPAD_DOWN, FLAG_KEY_FONT | FLAG_PRECISE_REPEAT);
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addEventKey("left", "\u0008", KeyEvent.KEYCODE_DPAD_LEFT, FLAG_KEY_FONT | FLAG_PRECISE_REPEAT);
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addEventKey("page_up", "\u0002", KeyEvent.KEYCODE_PAGE_UP, FLAG_KEY_FONT);
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addEventKey("page_down", "\u0003", KeyEvent.KEYCODE_PAGE_DOWN, FLAG_KEY_FONT);
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addEventKey("home", "\u000B", KeyEvent.KEYCODE_MOVE_HOME, FLAG_KEY_FONT);
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addEventKey("end", "\u000C", KeyEvent.KEYCODE_MOVE_END, FLAG_KEY_FONT);
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addEventKey("backspace", "\u0011", KeyEvent.KEYCODE_DEL, FLAG_KEY_FONT);
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addEventKey("delete", "\u0010", KeyEvent.KEYCODE_FORWARD_DEL, FLAG_KEY_FONT);
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addEventKey("insert", "Ins", KeyEvent.KEYCODE_INSERT, FLAG_SMALLER_FONT);
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addEventKey("f1", "F1", KeyEvent.KEYCODE_F1, 0);
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addEventKey("f2", "F2", KeyEvent.KEYCODE_F2, 0);
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addEventKey("f3", "F3", KeyEvent.KEYCODE_F3, 0);
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addEventKey("f4", "F4", KeyEvent.KEYCODE_F4, 0);
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addEventKey("f5", "F5", KeyEvent.KEYCODE_F5, 0);
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addEventKey("f6", "F6", KeyEvent.KEYCODE_F6, 0);
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addEventKey("f7", "F7", KeyEvent.KEYCODE_F7, 0);
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addEventKey("f8", "F8", KeyEvent.KEYCODE_F8, 0);
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addEventKey("f9", "F9", KeyEvent.KEYCODE_F9, 0);
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addEventKey("f10", "F10", KeyEvent.KEYCODE_F10, 0);
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addEventKey("f11", "F11", KeyEvent.KEYCODE_F11, FLAG_SMALLER_FONT);
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addEventKey("f12", "F12", KeyEvent.KEYCODE_F12, FLAG_SMALLER_FONT);
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addEventKey("tab", "\u000F", KeyEvent.KEYCODE_TAB, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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addKey("\\t", "\\t", '\t', EVENT_NONE, 0); // Send the tab character
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addKey("space", "\r", ' ', KeyEvent.KEYCODE_SPACE, FLAG_KEY_FONT);
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addKey("nbsp", "\u237d", '\u00a0', EVENT_NONE, FLAG_KEY_FONT | FLAG_SMALLER_FONT);
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}
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}
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