wry 0.24.12

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

package {{package}}

import android.annotation.SuppressLint
import android.os.Build
import android.os.Bundle
import android.webkit.WebView
import androidx.appcompat.app.AppCompatActivity

abstract class TauriActivity : AppCompatActivity() {

    val version: String
        @SuppressLint("WebViewApiAvailability", "ObsoleteSdkInt")
        get() {
            // Check getCurrentWebViewPackage() directly if above Android 8
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
                return WebView.getCurrentWebViewPackage()?.versionName ?: ""
            }

            // Otherwise manually check WebView versions
            var webViewPackage = "com.google.android.webview"
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
              webViewPackage = "com.android.chrome"
            }
            try {
                @Suppress("DEPRECATION")
                val info = packageManager.getPackageInfo(webViewPackage, 0)
                return info.versionName
            } catch (ex: Exception) {
                Logger.warn("Unable to get package info for '$webViewPackage'$ex");
            }

            try {
                @Suppress("DEPRECATION")
                val info = packageManager.getPackageInfo("com.android.webview", 0);
                return info.versionName
            } catch (ex: Exception) {
                Logger.warn("Unable to get package info for 'com.android.webview'$ex");
            }

            // Could not detect any webview, return empty string
            return "";
        }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        create(this)
    }

    override fun onStart() {
        super.onStart()
        start()
    }

    override fun onResume() {
        super.onResume()
        resume()
    }

    override fun onPause() {
        super.onPause()
        pause()
    }

    override fun onStop() {
        super.onStop()
        stop()
    }

    override fun onWindowFocusChanged(hasFocus: Boolean) {
        super.onWindowFocusChanged(hasFocus)
        focus(hasFocus)
    }

    override fun onSaveInstanceState(outState: Bundle) {
        super.onSaveInstanceState(outState)
        save()
    }

    override fun onDestroy() {
        super.onDestroy()
        destroy()
    }

    override fun onLowMemory() {
        super.onLowMemory()
        memory()
    }

    fun getAppClass(name: String): Class<*> {
        return Class.forName(name)
    }

    companion object {
        init {
            System.loadLibrary("{{library}}")
        }
    }

    private external fun create(activity: TauriActivity)
    private external fun start()
    private external fun resume()
    private external fun pause()
    private external fun stop()
    private external fun save()
    private external fun destroy()
    private external fun memory()
    private external fun focus(focus: Boolean)

    {{class-extension}}
}