Sample Dream showing an error message.

Change-Id: I56df7392ec5cd1c2b56cac61ffacc5df5ad6244b

4 files changed, 203 insertions, 0 deletions

diff --git a/Bummer/Android.mk b/Bummer/Android.mk
new file mode 100644
index 0000000..221d322
--- /dev/null
+++ b/Bummer/Android.mk
@@ -0,0 +1,14 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := optional
+
+# Only compile source java files in this apk.
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_PACKAGE_NAME := Bummer
+
+include $(BUILD_PACKAGE)
+
+# Use the following include to make our test apk.
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/Bummer/AndroidManifest.xml b/Bummer/AndroidManifest.xml
new file mode 100644
index 0000000..7572bb3
--- /dev/null
+++ b/Bummer/AndroidManifest.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.dreams.bummer"
+    android:versionCode="1"
+    android:versionName="1.0">
+
+    <application android:label="Bummer">
+	    <service
+            android:name=".Bummer"
+            android:exported="true"
+            android:label="Bummer">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.DREAM" />
+            </intent-filter>
+        </service>
+    </application>
+</manifest>
diff --git a/Bummer/src/com/android/dreams/bummer/Bummer.java b/Bummer/src/com/android/dreams/bummer/Bummer.java
new file mode 100644
index 0000000..8cfa138
--- /dev/null
+++ b/Bummer/src/com/android/dreams/bummer/Bummer.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2012 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.dreams.bummer;
+
+import android.graphics.Color;
+import android.service.dreams.Dream;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+
+public class Bummer extends Dream {
+    public static final int MOVE = 1;
+
+    public static final int DELAY = 1000; // ms
+
+    public String message = "Bummer!";
+    public int color = Color.WHITE;
+    public float size = 20.0f;
+
+    private FrameLayout mFrame;
+    private BummerView mApology;
+
+    @Override
+    public void onStart() {
+        mFrame = new FrameLayout(this);
+        mFrame.setLayoutParams(new ViewGroup.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT
+                ));
+
+        mApology = new BummerView(this);
+        mApology.setText(message);
+        mApology.setTextColor(color);
+        mApology.setTextSize(size);
+        mApology.setCompoundDrawablesWithIntrinsicBounds(android.R.drawable.stat_sys_warning, 0, 0,
+                0);
+        mApology.setCompoundDrawablePadding(8);
+        mApology.setAlpha(0.5f);
+
+        final FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(
+                ViewGroup.LayoutParams.WRAP_CONTENT,
+                ViewGroup.LayoutParams.WRAP_CONTENT
+                );
+        mApology.setVisibility(View.INVISIBLE);
+        mFrame.addView(mApology, lp);
+
+        setContentView(mFrame);
+    }
+
+}
diff --git a/Bummer/src/com/android/dreams/bummer/BummerView.java b/Bummer/src/com/android/dreams/bummer/BummerView.java
new file mode 100644
index 0000000..dc2a89d
--- /dev/null
+++ b/Bummer/src/com/android/dreams/bummer/BummerView.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2012 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.dreams.bummer;
+
+import android.content.Context;
+import android.os.Handler;
+import android.os.Message;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.TextView;
+
+public class BummerView extends TextView {
+    public static final int START = 1;
+    public static final int MOVE = 2;
+
+    private int mDelay = 10000; // ms
+    private int mAnimTime = 2000; // ms
+    private boolean mAnimate = true;
+
+    private Handler mHandler = new Handler() {
+        @Override
+        public void handleMessage(Message m) {
+            boolean animate = false;
+            switch (m.what) {
+                case MOVE:
+                    animate = mAnimate;
+                    // fall through
+                case START:
+                    final View parent = (View) BummerView.this.getParent();
+                    if (parent == null)
+                        return;
+
+                    final float framew = parent.getMeasuredWidth();
+                    final float frameh = parent.getMeasuredHeight();
+                    final float textw = getMeasuredWidth();
+                    final float texth = getMeasuredHeight();
+
+                    final float newx = (float) (Math.random() * (framew - textw));
+                    final float newy = (float) (Math.random() * (frameh - texth));
+                    if (animate) {
+                        animate().x(newx)
+                                .y(newy)
+                                .setDuration(mAnimTime)
+                                .start();
+                    } else {
+                        setX(newx);
+                        setY(newy);
+                    }
+                    setVisibility(View.VISIBLE);
+
+                    removeMessages(MOVE);
+                    sendEmptyMessageDelayed(MOVE, mDelay);
+                    break;
+            }
+        }
+    };
+
+    public BummerView(Context context) {
+        super(context);
+    }
+
+    public BummerView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public BummerView(Context context, AttributeSet attrs, int flags) {
+        super(context, attrs, flags);
+    }
+
+    public void setAnimationParams(boolean animate, int delay, int animTime) {
+        mAnimate = animate;
+        mDelay = delay;
+        mAnimTime = animTime;
+    }
+
+    @Override
+    public void onAttachedToWindow() {
+        final View parent = (View) this.getParent();
+        parent.addOnLayoutChangeListener(new OnLayoutChangeListener() {
+            public void onLayoutChange(View v, int left, int top, int right, int bottom,
+                    int oldLeft, int oldTop, int oldRight, int oldBottom) {
+                if (v == parent && right != oldRight) {
+                    mHandler.removeMessages(MOVE);
+                    mHandler.sendEmptyMessage(START);
+                }
+            }
+        });
+
+        mHandler.sendEmptyMessage(START);
+    }
+
+}