auto import from //branches/cupcake/...@130745

1 files changed, 92 insertions, 0 deletions

diff --git a/src/com/android/calendar/EditResponseHelper.java b/src/com/android/calendar/EditResponseHelper.java
new file mode 100644
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--- /dev/null
+++ b/src/com/android/calendar/EditResponseHelper.java
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+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.calendar;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.widget.Button;
+
+/**
+ * A helper class for editing the response to an invitation when the invitation
+ * is a repeating event.
+ */
+public class EditResponseHelper implements DialogInterface.OnClickListener {
+    private final Activity mParent;
+    private int mWhichEvents = -1;
+    private AlertDialog mAlertDialog;
+
+    /**
+     * This callback is passed in to this object when this object is created
+     * and is invoked when the "Ok" button is selected.
+     */
+    private DialogInterface.OnClickListener mDialogListener;
+    
+    public EditResponseHelper(Activity parent) {
+        mParent = parent;
+    }
+    
+    public void setOnClickListener(DialogInterface.OnClickListener listener) {
+        mDialogListener = listener;
+    }
+    
+    public int getWhichEvents() {
+        return mWhichEvents;
+    }
+    
+    public void onClick(DialogInterface dialog, int which) {
+    }
+
+    /**
+     * This callback is used when a list item is selected
+     */
+    private DialogInterface.OnClickListener mListListener =
+            new DialogInterface.OnClickListener() {
+        public void onClick(DialogInterface dialog, int which) {
+            mWhichEvents = which;
+            
+            // Enable the "ok" button now that the user has selected which
+            // events in the series to delete.
+            Button ok = mAlertDialog.getButton(DialogInterface.BUTTON_POSITIVE);
+            ok.setEnabled(true);
+        }
+    };
+    
+    public void showDialog(int whichEvents) {
+        // We need to have a non-null listener, otherwise we get null when
+        // we try to fetch the "Ok" button.
+        if (mDialogListener == null) {
+            mDialogListener = this;
+        }
+        AlertDialog dialog = new AlertDialog.Builder(mParent)
+                .setTitle(R.string.change_response_title)
+                .setIcon(android.R.drawable.ic_dialog_alert)
+                .setSingleChoiceItems(R.array.change_response_labels, whichEvents,
+                        mListListener)
+                .setPositiveButton(android.R.string.ok, mDialogListener)
+                .setNegativeButton(android.R.string.cancel, null)
+                .show();
+        mAlertDialog = dialog;
+        
+        if (whichEvents == -1) {
+            // Disable the "Ok" button until the user selects which events to
+            // delete.
+            Button ok = dialog.getButton(DialogInterface.BUTTON_POSITIVE);
+            ok.setEnabled(false);
+        }
+    }
+}