Add work toggle to work apps paused message

This also fixes scrolling issues in landscape

Bug: 186857875
Bug: 161929312
Bug: 189983516
Bug: 190567199
screenshot: https://screenshot.googleplex.com/BCjcyJFqJo6W4Tr
Test: local
Change-Id: I7bcf23cc4be2fca936eba41342731789eb8f3292

src/com/android/launcher3/allapps/WorkPausedCard.java

@@ -0,0 +1,75 @@
+/*
+ * 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.launcher3.allapps;
+
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.Button;
+import android.widget.LinearLayout;
+
+import com.android.launcher3.Launcher;
+import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
+
+/**
+ * Work profile toggle switch shown at the bottom of AllApps work tab
+ */
+public class WorkPausedCard extends LinearLayout implements View.OnClickListener {
+
+    private final Launcher mLauncher;
+    private Button mBtn;
+
+    public WorkPausedCard(Context context) {
+        this(context, null, 0);
+    }
+
+    public WorkPausedCard(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public WorkPausedCard(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        mLauncher = Launcher.getLauncher(getContext());
+    }
+
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mBtn = findViewById(R.id.enable_work_apps);
+        mBtn.setOnClickListener(this);
+    }
+
+    @Override
+    public void onClick(View view) {
+        if (Utilities.ATLEAST_P) {
+            setEnabled(false);
+            UI_HELPER_EXECUTOR.post(() -> WorkModeSwitch.setWorkProfileEnabled(getContext(), true));
+        }
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int l, int t, int r, int b) {
+        int orientation = getResources().getConfiguration().orientation;
+        getLayoutParams().height = orientation == Configuration.ORIENTATION_PORTRAIT
+                ? LayoutParams.MATCH_PARENT : LayoutParams.WRAP_CONTENT;
+        super.onLayout(changed, l, t, r, b);
+    }
+}