Convert AboutViewSourceDialog to Kotlin. https://redmine.stoutner.com/issues/518

[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / dialogs / AboutViewSourceDialog.kt

diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/AboutViewSourceDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/AboutViewSourceDialog.kt
new file mode 100644 (file)
index 0000000..21b8c4a
--- /dev/null
+++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/AboutViewSourceDialog.kt
@@ -0,0 +1,78 @@
+/*
+ * Copyright © 2018-2020 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
+ *
+ * Privacy Browser is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Privacy Browser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.stoutner.privacybrowser.dialogs
+
+import android.app.AlertDialog
+import android.app.Dialog
+import android.os.Bundle
+import android.view.WindowManager
+import androidx.fragment.app.DialogFragment
+import androidx.preference.PreferenceManager
+
+import com.stoutner.privacybrowser.R
+
+class AboutViewSourceDialog : DialogFragment() {
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        // Get a handle for the shared preferences.
+        val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
+
+        // Get the screenshot and theme preferences.
+        val allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false)
+        val darkTheme = sharedPreferences.getBoolean("dark_theme", false)
+
+        // Use a builder to create the alert dialog.
+        val dialogBuilder: AlertDialog.Builder
+
+        // Set the style and the icon according to the theme.
+        if (darkTheme) {
+            // Use a dark style.
+            dialogBuilder = AlertDialog.Builder(context, R.style.PrivacyBrowserAlertDialogDark)
+
+            // Set a dark icon.
+            dialogBuilder.setIcon(R.drawable.about_dark)
+        } else {
+            // Use a light style.
+            dialogBuilder = AlertDialog.Builder(context, R.style.PrivacyBrowserAlertDialogLight)
+
+            // Set a light icon.
+            dialogBuilder.setIcon(R.drawable.about_light)
+        }
+
+        // Set the title.
+        dialogBuilder.setTitle(R.string.about_view_source)
+
+        // Set the text.
+        dialogBuilder.setMessage(R.string.about_view_source_message)
+
+        // Set a listener on the close button.  Using `null` as the listener closes the dialog without doing anything else.
+        dialogBuilder.setNegativeButton(R.string.close, null)
+
+        // Create an alert dialog from the alert dialog builder.
+        val alertDialog = dialogBuilder.create()
+
+        // Disable screenshots if not allowed.
+        if (!allowScreenshots) {
+            alertDialog.window!!.addFlags(WindowManager.LayoutParams.FLAG_SECURE)
+        }
+
+        // Return the alert dialog.
+        return alertDialog
+    }
+}
\ No newline at end of file