1 files changed, 127 insertions, 0 deletions
diff --git a/java/com/android/dialer/widget/EmptyContentView.java b/java/com/android/dialer/widget/EmptyContentView.java
new file mode 100644
index 000000000..a76ab98d6
--- /dev/null
+++ b/java/com/android/dialer/widget/EmptyContentView.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2015 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.dialer.widget;
+
+import android.content.Context;
+import android.support.annotation.StringRes;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+public class EmptyContentView extends LinearLayout implements View.OnClickListener {
+
+  /** Listener to call when action button is clicked. */
+  public interface OnEmptyViewActionButtonClickedListener {
+    void onEmptyViewActionButtonClicked();
+  }
+
+  public static final int NO_LABEL = 0;
+  public static final int NO_IMAGE = 0;
+
+  private ImageView mImageView;
+  private TextView mDescriptionView;
+  private TextView mActionView;
+  private OnEmptyViewActionButtonClickedListener mOnActionButtonClickedListener;
+
+  private @StringRes int actionLabel;
+
+  public EmptyContentView(Context context) {
+    this(context, null);
+  }
+
+  public EmptyContentView(Context context, AttributeSet attrs) {
+    this(context, attrs, 0);
+  }
+
+  public EmptyContentView(Context context, AttributeSet attrs, int defStyleAttr) {
+    this(context, attrs, defStyleAttr, 0);
+  }
+
+  public EmptyContentView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+    super(context, attrs, defStyleAttr, defStyleRes);
+    inflateLayout();
+
+    // Don't let touches fall through the empty view.
+    setClickable(true);
+    mImageView = (ImageView) findViewById(R.id.empty_list_view_image);
+    mDescriptionView = (TextView) findViewById(R.id.empty_list_view_message);
+    mActionView = (TextView) findViewById(R.id.empty_list_view_action);
+    mActionView.setOnClickListener(this);
+  }
+
+  public void setDescription(int resourceId) {
+    if (resourceId == NO_LABEL) {
+      mDescriptionView.setText(null);
+      mDescriptionView.setVisibility(View.GONE);
+    } else {
+      mDescriptionView.setText(resourceId);
+      mDescriptionView.setVisibility(View.VISIBLE);
+    }
+  }
+
+  public void setImage(int resourceId) {
+    if (resourceId == NO_LABEL) {
+      mImageView.setImageDrawable(null);
+      mImageView.setVisibility(View.GONE);
+    } else {
+      mImageView.setImageResource(resourceId);
+      mImageView.setVisibility(View.VISIBLE);
+    }
+  }
+
+  public void setActionLabel(@StringRes int resourceId) {
+    actionLabel = resourceId;
+    if (resourceId == NO_LABEL) {
+      mActionView.setText(null);
+      mActionView.setVisibility(View.GONE);
+    } else {
+      mActionView.setText(resourceId);
+      mActionView.setVisibility(View.VISIBLE);
+    }
+  }
+
+  public @StringRes int getActionLabel() {
+    return actionLabel;
+  }
+
+  public boolean isShowingContent() {
+    return mImageView.getVisibility() == View.VISIBLE
+        || mDescriptionView.getVisibility() == View.VISIBLE
+        || mActionView.getVisibility() == View.VISIBLE;
+  }
+
+  public void setActionClickedListener(OnEmptyViewActionButtonClickedListener listener) {
+    mOnActionButtonClickedListener = listener;
+  }
+
+  @Override
+  public void onClick(View v) {
+    if (mOnActionButtonClickedListener != null) {
+      mOnActionButtonClickedListener.onEmptyViewActionButtonClicked();
+    }
+  }
+
+  protected void inflateLayout() {
+    setOrientation(LinearLayout.VERTICAL);
+    final LayoutInflater inflater =
+        (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+    inflater.inflate(R.layout.empty_content_view, this);
+  }
+}