wry 0.46.3

Cross-platform WebView rendering library
Documentation 
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// Copyright 2020-2023 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

@file:Suppress("unused", "SetJavaScriptEnabled")

package {{package}}

import android.annotation.SuppressLint
import android.webkit.*
import android.content.Context
import androidx.webkit.WebViewCompat
import androidx.webkit.WebViewFeature
import kotlin.collections.Map

@SuppressLint("RestrictedApi")
class RustWebView(context: Context, val initScripts: Array<String>, val id: String): WebView(context) {
    val isDocumentStartScriptEnabled: Boolean
  
    init {
        settings.javaScriptEnabled = true
        settings.domStorageEnabled = true
        settings.setGeolocationEnabled(true)
        settings.databaseEnabled = true
        settings.mediaPlaybackRequiresUserGesture = false
        settings.javaScriptCanOpenWindowsAutomatically = true

        if (WebViewFeature.isFeatureSupported(WebViewFeature.DOCUMENT_START_SCRIPT)) {
            isDocumentStartScriptEnabled = true
            for (script in initScripts) {
                WebViewCompat.addDocumentStartJavaScript(this, script, setOf("*"));
            }
        } else {
          isDocumentStartScriptEnabled = false
        }

        {{class-init}}
    }

    fun loadUrlMainThread(url: String) {
        post {
          loadUrl(url)
        }
    }

    fun loadUrlMainThread(url: String, additionalHttpHeaders: Map<String, String>) {
        post {
          loadUrl(url, additionalHttpHeaders)
        }
    }

    override fun loadUrl(url: String) {
        if (!shouldOverride(url)) {
            super.loadUrl(url);
        }
    }

    override fun loadUrl(url: String, additionalHttpHeaders: Map<String, String>) {
        if (!shouldOverride(url)) {
            super.loadUrl(url, additionalHttpHeaders);
        }
    }

    fun loadHTMLMainThread(html: String) {
        post {
          super.loadData(html, "text/html", null)
        }
    }

    fun evalScript(id: Int, script: String) {
        post {
            super.evaluateJavascript(script) { result ->
                onEval(id, result)
            }
        }
    }

    fun clearAllBrowsingData() {
        try {
            super.getContext().deleteDatabase("webviewCache.db")
            super.getContext().deleteDatabase("webview.db")
            super.clearCache(true)
            super.clearHistory()
            super.clearFormData()
        } catch (ex: Exception) {
            Logger.error("Unable to create temporary media capture file: " + ex.message)
        }
    }

    fun setAutoPlay(enable: Boolean) {
        val settings = super.getSettings()
        settings.mediaPlaybackRequiresUserGesture = !enable
    }

    fun setUserAgent(ua: String) {
        val settings = super.getSettings()
        settings.userAgentString = ua
    }

    private external fun shouldOverride(url: String): Boolean
    private external fun onEval(id: Int, result: String)

    {{class-extension}}
}