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Diffstat (limited to 'doc/classes/JavaScriptObject.xml')
| -rw-r--r-- | doc/classes/JavaScriptObject.xml | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/doc/classes/JavaScriptObject.xml b/doc/classes/JavaScriptObject.xml new file mode 100644 index 0000000000..087fe163b4 --- /dev/null +++ b/doc/classes/JavaScriptObject.xml @@ -0,0 +1,42 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="JavaScriptObject" inherits="RefCounted" version="4.0"> + <brief_description> + A wrapper class for native JavaScript objects. + </brief_description> + <description> + JavaScriptObject is used to interact with JavaScript objects retrieved or created via [method JavaScript.get_interface], [method JavaScript.create_object], or [method JavaScript.create_callback]. + Example: + [codeblock] + extends Node + + var _my_js_callback = JavaScript.create_callback(self, "myCallback") # This reference must be kept + var console = JavaScript.get_interface("console") + + func _init(): + var buf = JavaScript.create_object("ArrayBuffer", 10) # new ArrayBuffer(10) + print(buf) # prints [JavaScriptObject:OBJECT_ID] + var uint8arr = JavaScript.create_object("Uint8Array", buf) # new Uint8Array(buf) + uint8arr[1] = 255 + prints(uint8arr[1], uint8arr.byteLength) # prints 255 10 + console.log(uint8arr) # prints in browser console "Uint8Array(10) [ 0, 255, 0, 0, 0, 0, 0, 0, 0, 0 ]" + + # Equivalent of JavaScript: Array.from(uint8arr).forEach(myCallback) + JavaScript.get_interface("Array").from(uint8arr).forEach(_my_js_callback) + + func myCallback(args): + # Will be called with the parameters passed to the "forEach" callback + # [0, 0, [JavaScriptObject:1173]] + # [255, 1, [JavaScriptObject:1173]] + # ... + # [0, 9, [JavaScriptObject:1180]] + print(args) + [/codeblock] + Note: Only available in the "HTML5" platform. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> |