116 lines
3.3 KiB
Haxe
116 lines
3.3 KiB
Haxe
package kha.input;
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import kha.netsync.Controller;
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/** See `Keyboard.disableSystemInterventions` */
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enum BlockInterventions {
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Default;
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Full;
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None;
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Custom(func: (code: KeyCode) -> Bool);
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}
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@:allow(kha.SystemImpl)
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@:expose
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class Keyboard extends Controller {
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static var keyBehavior = BlockInterventions.Default;
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/**
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* Get current Keyboard.
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* @param num (optional) keyboard id (0 by default).
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*/
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public static function get(num: Int = 0): Keyboard {
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return SystemImpl.getKeyboard(num);
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}
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/**
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* Disables system hotkeys (html5 only).
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* @param behavior can be:
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* Default - allow F-keys and char keys.
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* Full - disable all keys (that browser allows).
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* None - do not block any key.
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* Custom(func:(code:Int)->Bool) - set custom handler for keydown event (should return true if keycode blocked).
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*/
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public static function disableSystemInterventions(behavior: BlockInterventions): Void {
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keyBehavior = behavior;
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}
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/**
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* Creates event handlers from passed functions.
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* @param downListener (optional) function with `key:KeyCode` argument, fired when a key is pressed down.
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* @param upListener (optional) function with `key:KeyCode` argument, fired when a key is released.
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* @param pressListener (optional) function with `char:String` argument, fired when a key that produces a character value is pressed down.
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*/
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public function notify(?downListener: (key: KeyCode) -> Void, ?upListener: (key: KeyCode) -> Void, ?pressListener: (char: String) -> Void = null): Void {
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if (downListener != null)
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downListeners.push(downListener);
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if (upListener != null)
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upListeners.push(upListener);
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if (pressListener != null)
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pressListeners.push(pressListener);
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}
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/**
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* Removes event handlers from the passed functions that were passed to `notify` function.
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*/
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public function remove(?downListener: (key: KeyCode) -> Void, ?upListener: (key: KeyCode) -> Void, ?pressListener: (char: String) -> Void): Void {
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if (downListener != null)
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downListeners.remove(downListener);
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if (upListener != null)
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upListeners.remove(upListener);
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if (pressListener != null)
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pressListeners.remove(pressListener);
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}
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/**
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* Show virtual keyboard (if it exists).
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*/
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public function show(): Void {}
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/**
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* Hide virtual keyboard (if it exists).
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*/
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public function hide(): Void {}
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static var instance: Keyboard;
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var downListeners: Array<(key: KeyCode) -> Void>;
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var upListeners: Array<(key: KeyCode) -> Void>;
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var pressListeners: Array<(char: String) -> Void>;
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function new() {
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super();
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downListeners = [];
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upListeners = [];
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pressListeners = [];
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instance = this;
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}
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@input
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function sendDownEvent(code: KeyCode): Void {
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#if sys_server
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// js.Node.console.log(kha.Scheduler.time() + " Down: " + key + " from " + kha.network.Session.the().me.id);
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#end
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for (listener in downListeners) {
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listener(code);
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}
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}
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@input
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function sendUpEvent(code: KeyCode): Void {
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#if sys_server
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// js.Node.console.log(kha.Scheduler.time() + " Up: " + key + " from " + kha.network.Session.the().me.id);
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#end
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for (listener in upListeners) {
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listener(code);
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}
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}
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@input
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function sendPressEvent(char: String): Void {
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for (listener in pressListeners) {
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listener(char);
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}
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}
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}
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