Overflow menu and zero state UI updates

Bug: 155439302
Test: manual
Test: atest QuickAccessWalletRoboTests

Change-Id: I5097e322754066ee61138349ff62247e84e5e86e

1 files changed, 99 insertions, 0 deletions

diff --git a/src/com/android/systemui/plugin/globalactions/wallet/WalletPopupMenu.java b/src/com/android/systemui/plugin/globalactions/wallet/WalletPopupMenu.java
new file mode 100644
index 0000000..5d047d4
--- /dev/null
+++ b/src/com/android/systemui/plugin/globalactions/wallet/WalletPopupMenu.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2020 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.systemui.plugin.globalactions.wallet;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.view.ContextThemeWrapper;
+import android.view.Gravity;
+import android.view.View;
+import android.view.View.MeasureSpec;
+import android.view.WindowManager;
+import android.widget.ArrayAdapter;
+import android.widget.FrameLayout;
+import android.widget.ListPopupWindow;
+
+/**
+ * This is the overflow popup menu. To maintain visual consistency within Global Actions, this
+ * implementation and {@code com.android.systemui.globalactions.GlobalActionsPopupMenu} should stay
+ * in sync.
+ */
+class WalletPopupMenu extends ListPopupWindow {
+
+    private final Context mContext;
+    private final ArrayAdapter<OverflowItem> mAdapter;
+
+    WalletPopupMenu(Context context, View anchorView) {
+        super(new ContextThemeWrapper(context, R.style.Wallet_ListPopupWindow));
+        mContext = context;
+        setWindowLayoutType(WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY);
+        setModal(true);
+        setAnchorView(anchorView);
+        setDropDownGravity(Gravity.END);
+        mAdapter = new ArrayAdapter<>(context, R.layout.wallet_more_item);
+        setAdapter(mAdapter);
+        Resources res = context.getResources();
+        setBackgroundDrawable(res.getDrawable(R.drawable.wallet_overflow_popup_bg, null));
+        setVerticalOffset(res.getDimensionPixelSize(R.dimen.wallet_menu_vertical_offset));
+        int horizontalOffset = res.getDimensionPixelSize(R.dimen.wallet_menu_horizontal_offset);
+        boolean isLtr = res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_LTR;
+        setHorizontalOffset(isLtr ? -horizontalOffset : horizontalOffset);
+        setOnItemClickListener((parent, view, position, id) -> {
+            mAdapter.getItem(position).onClickListener.run();
+            dismiss();
+        });
+    }
+
+    void setMenuItems(OverflowItem[] menuItems) {
+        mAdapter.clear();
+        mAdapter.addAll(menuItems);
+        setContentWidth(measureContentWidth());
+    }
+
+    private int measureContentWidth() {
+        int screenWidth = Resources.getSystem().getDisplayMetrics().widthPixels;
+        // width should be between [.5, .9] of screen
+        int width = Math.round(screenWidth * 0.5f);
+        int widthMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
+        int heightMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
+        int count = mAdapter.getCount();
+        FrameLayout measureParent = new FrameLayout(mContext);
+        View itemView = null;
+        for (int i = 0; i < count; i++) {
+            itemView = mAdapter.getView(i, itemView, measureParent);
+            itemView.measure(widthMeasureSpec, heightMeasureSpec);
+            width = Math.max(itemView.getMeasuredWidth(), width);
+        }
+        int maxWidth = Math.round(screenWidth * 0.9f);
+        return Math.min(maxWidth, width);
+    }
+
+    static class OverflowItem {
+        final CharSequence label;
+        final Runnable onClickListener;
+
+        OverflowItem(CharSequence label, Runnable onClickListener) {
+            this.label = label;
+            this.onClickListener = onClickListener;
+        }
+
+        @Override
+        public String toString() {
+            return label.toString();
+        }
+    }
+}