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KeyStroke.kt
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KeyStroke.kt
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package jetbrains.datalore.base.event
class KeyStroke {
val key: Key
val modifiers: Set<ModifierKey>
constructor(key: Key, vararg modifiers: ModifierKey) : this(key, modifiers.asList())
constructor(key: Key, modifiers: Collection<ModifierKey>) {
this.key = key
this.modifiers = HashSet(modifiers)
}
fun has(key: ModifierKey): Boolean {
return modifiers.contains(key)
}
fun `is`(key: Key, vararg modifiers: ModifierKey): Boolean {
return matches(KeyStroke(key, *modifiers))
}
fun matches(keyStroke: KeyStroke): Boolean {
return equals(keyStroke)
}
fun with(key: ModifierKey): KeyStroke {
val keys = HashSet(modifiers)
keys.add(key)
return KeyStroke(this.key, keys)
}
override fun hashCode(): Int {
return key.hashCode() * 31 + modifiers.hashCode()
}
override fun equals(other: Any?): Boolean {
if (other !is KeyStroke) return false
val otherKeyStroke = other as KeyStroke?
return key === otherKeyStroke!!.key && modifiers == otherKeyStroke!!.modifiers
}
override fun toString(): String {
return "$key $modifiers"
}
}