mirror of https://github.com/jlelse/teleposter
54 lines
1.4 KiB
Kotlin
54 lines
1.4 KiB
Kotlin
package telegra.ph
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import android.annotation.SuppressLint
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import android.content.Context
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import android.util.AttributeSet
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import android.webkit.JavascriptInterface
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import im.delight.android.webview.AdvancedWebView
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class Editor : AdvancedWebView {
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private var getCallback: (json: String?) -> Unit? = {}
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constructor(context: Context) : super(context) {
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init()
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}
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constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
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init()
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}
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constructor(context: Context, attrs: AttributeSet, defStyle: Int) : super(context, attrs, defStyle) {
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init()
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}
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@SuppressLint("SetJavaScriptEnabled", "AddJavascriptInterface")
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private fun init() {
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this.settings.javaScriptEnabled = true
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this.addJavascriptInterface(MyJavaScriptInterface(), "android")
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this.settings.loadWithOverviewMode = true
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this.settings.useWideViewPort = true
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setMixedContentAllowed(true)
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this.loadDataWithBaseURL("https://telegra.ph", context.assets.open("editor.html").bufferedReader().readText(), "text/html", "utf-8", null)
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}
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private inner class MyJavaScriptInterface {
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@JavascriptInterface
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fun getText(json: String) {
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getCallback(json)
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}
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}
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fun reset() {
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this.loadUrl("javascript:reset();")
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}
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fun setContent(content: String?) {
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this.loadUrl("javascript:setContent('${content?.replace("'", "\\'")}');")
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}
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fun getText(callback: (json: String?) -> Unit) {
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getCallback = callback
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this.loadUrl("javascript:getNodeJson();")
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}
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} |