X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FAddDomainDialog.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FAddDomainDialog.java;h=e4cf59f05d9a5da9c2f88da7245d55df7e57856b;hb=61a76e491469916f2f30aebb47b98cda7cceb557;hp=0000000000000000000000000000000000000000;hpb=348acd7bd2c9ba9638ff87b34df4e7501214ca27;p=PrivacyBrowserAndroid.git

diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/AddDomainDialog.java b/app/src/main/java/com/stoutner/privacybrowser/dialogs/AddDomainDialog.java
new file mode 100644
index 00000000..e4cf59f0
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+++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/AddDomainDialog.java
@@ -0,0 +1,120 @@
+/*
+ * Copyright 2017 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.annotation.SuppressLint;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+// We have to use `AppCompatDialogFragment` instead of `DialogFragment` or an error is produced on API <= 22.
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatDialogFragment;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.EditText;
+
+import com.stoutner.privacybrowser.R;
+
+public class AddDomainDialog extends AppCompatDialogFragment {
+    // The public interface is used to send information back to the parent activity.
+    public interface AddDomainListener {
+        void onAddDomain(AppCompatDialogFragment dialogFragment);
+    }
+
+    // `addDomainListener` is used in `onAttach()` and `onCreateDialog()`.
+    private AddDomainListener addDomainListener;
+
+
+    public void onAttach(Context context) {
+        super.onAttach(context);
+
+        // Get a handle for `AddDomainListener` from `context`.
+        try {
+            addDomainListener = (AddDomainListener) context;
+        } catch(ClassCastException exception) {
+            throw new ClassCastException(context.toString() + " must implement `AddDomainListener`.");
+        }
+    }
+
+    // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`.
+    @SuppressLint("InflateParams")
+    @Override
+    @NonNull
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        // Use `AlertDialog.Builder` to create the `AlertDialog`.  The style formats the color of the button text.
+        AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.LightAlertDialog);
+        dialogBuilder.setTitle(R.string.add_domain);
+        // The parent view is `null` because it will be assigned by the `AlertDialog`.
+        dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.add_domain_dialog, null));
+
+        // Set an `onClick()` listener for the negative button.
+        dialogBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int which) {
+                // Do nothing.  The `AlertDialog` will close automatically.
+            }
+        });
+
+        // Set an `onClick()` listener for the positive button.
+        dialogBuilder.setPositiveButton(R.string.add, new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int which) {
+                // Return the `DialogFragment` to the parent activity on add.
+                addDomainListener.onAddDomain(AddDomainDialog.this);
+            }
+        });
+
+        // Create an `AlertDialog` from the `AlertDialog.Builder`.
+        final AlertDialog alertDialog = dialogBuilder.create();
+
+        // Remove the warning below the `setSoftInputMode` might produce `java.lang.NullPointerException`.
+        assert alertDialog.getWindow() != null;
+
+        // Show the keyboard when the `AlertDialog` is displayed on the screen.
+        alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
+
+        // We need to show the `AlertDialog` before w3e can call `setOnKeyListener()` below.
+        alertDialog.show();
+
+        // Allow the `enter` key on the keyboard to create the domain from `add_domain_edittext`.
+        EditText addDomainEditText = (EditText) alertDialog.findViewById(R.id.domain_name_edittext);
+        addDomainEditText.setOnKeyListener(new View.OnKeyListener() {
+            public boolean onKey(View view, int keyCode, KeyEvent event) {
+                // If the event is a key-down on the `enter` key, select the `PositiveButton` `Add`.
+                if ((keyCode == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN)) {
+                    // Trigger `addDomainListener` and return the `DialogFragment` to the parent activity.
+                    addDomainListener.onAddDomain(AddDomainDialog.this);
+                    // Manually dismiss the `AlertDialog`.
+                    alertDialog.dismiss();
+                    // Consume the event.
+                    return true;
+                } else { // If any other key was pressed, do not consume the event.
+                    return false;
+                }
+            }
+        });
+
+        // `onCreateDialog()` requires the return of an `AlertDialog`.
+        return alertDialog;
+    }
+}