Move entity header controller out of application package.

Bug: 37669238
Test: rerun robotests
Change-Id: I54eb30f28fa0a88a6f0b97b53f9f1408320b5ce0

1 files changed, 329 insertions, 0 deletions

diff --git a/src/com/android/settings/widget/EntityHeaderController.java b/src/com/android/settings/widget/EntityHeaderController.java
new file mode 100644
index 0000000000..d5231776f6
--- /dev/null
+++ b/src/com/android/settings/widget/EntityHeaderController.java
@@ -0,0 +1,329 @@
+/*
+ * Copyright (C) 2016 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.settings.widget;
+
+import android.annotation.IdRes;
+import android.annotation.UserIdInt;
+import android.app.ActionBar;
+import android.app.Activity;
+import android.app.Fragment;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageInfo;
+import android.content.pm.ResolveInfo;
+import android.graphics.drawable.ColorDrawable;
+import android.graphics.drawable.Drawable;
+import android.os.UserHandle;
+import android.support.annotation.IntDef;
+import android.support.annotation.VisibleForTesting;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.android.settings.AppHeader;
+import com.android.settings.R;
+import com.android.settings.Utils;
+import com.android.settings.applications.AppInfoBase;
+import com.android.settings.applications.InstalledAppDetails;
+import com.android.settings.applications.LayoutPreference;
+import com.android.settings.overlay.FeatureFactory;
+import com.android.settingslib.applications.ApplicationsState;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+public class EntityHeaderController {
+
+    @IntDef({ActionType.ACTION_NONE,
+            ActionType.ACTION_APP_INFO,
+            ActionType.ACTION_APP_PREFERENCE,
+            ActionType.ACTION_NOTIF_PREFERENCE})
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface ActionType {
+        int ACTION_NONE = 0;
+        int ACTION_APP_INFO = 1;
+        int ACTION_APP_PREFERENCE = 2;
+        int ACTION_NOTIF_PREFERENCE = 3;
+    }
+
+    public static final String PREF_KEY_APP_HEADER = "pref_app_header";
+
+    private static final String TAG = "AppDetailFeature";
+
+    private final Context mContext;
+    private final Fragment mFragment;
+    private final int mMetricsCategory;
+    private final View mHeader;
+
+    private Drawable mIcon;
+    private CharSequence mLabel;
+    private CharSequence mSummary;
+    private String mPackageName;
+    private Intent mAppNotifPrefIntent;
+    @UserIdInt
+    private int mUid = UserHandle.USER_NULL;
+    @ActionType
+    private int mAction1;
+    @ActionType
+    private int mAction2;
+
+    private boolean mIsInstantApp;
+
+    /**
+     * Creates a new instance of the controller.
+     *
+     * @param fragment The fragment that header will be placed in.
+     * @param header   Optional: header view if it's already created.
+     */
+    public static EntityHeaderController newInstance(Context context, Fragment fragment,
+            View header) {
+        return new EntityHeaderController(context.getApplicationContext(), fragment, header);
+    }
+
+    private EntityHeaderController(Context context, Fragment fragment, View header) {
+        mContext = context;
+        mFragment = fragment;
+        mMetricsCategory = FeatureFactory.getFactory(context).getMetricsFeatureProvider()
+                .getMetricsCategory(fragment);
+        if (header != null) {
+            mHeader = header;
+        } else {
+            mHeader = LayoutInflater.from(fragment.getContext())
+                    .inflate(R.layout.settings_entity_header, null /* root */);
+        }
+    }
+
+    public EntityHeaderController setIcon(Drawable icon) {
+        if (icon != null) {
+            mIcon = icon.getConstantState().newDrawable(mContext.getResources());
+        }
+        return this;
+    }
+
+    public EntityHeaderController setIcon(ApplicationsState.AppEntry appEntry) {
+        if (appEntry.icon != null) {
+            mIcon = appEntry.icon.getConstantState().newDrawable(mContext.getResources());
+        }
+        return this;
+    }
+
+    public EntityHeaderController setLabel(CharSequence label) {
+        mLabel = label;
+        return this;
+    }
+
+    public EntityHeaderController setLabel(ApplicationsState.AppEntry appEntry) {
+        mLabel = appEntry.label;
+        return this;
+    }
+
+    public EntityHeaderController setSummary(CharSequence summary) {
+        mSummary = summary;
+        return this;
+    }
+
+    public EntityHeaderController setSummary(PackageInfo packageInfo) {
+        if (packageInfo != null) {
+            mSummary = packageInfo.versionName;
+        }
+        return this;
+    }
+
+    public EntityHeaderController setButtonActions(@ActionType int action1,
+            @ActionType int action2) {
+        mAction1 = action1;
+        mAction2 = action2;
+        return this;
+    }
+
+    public EntityHeaderController setPackageName(String packageName) {
+        mPackageName = packageName;
+        return this;
+    }
+
+    public EntityHeaderController setUid(int uid) {
+        mUid = uid;
+        return this;
+    }
+
+    public EntityHeaderController setAppNotifPrefIntent(Intent appNotifPrefIntent) {
+        mAppNotifPrefIntent = appNotifPrefIntent;
+        return this;
+    }
+
+    public EntityHeaderController setIsInstantApp(boolean isInstantApp) {
+        this.mIsInstantApp = isInstantApp;
+        return this;
+    }
+
+    /**
+     * Done mutating appheader, rebinds everything and return a new {@link LayoutPreference}.
+     */
+    public LayoutPreference done(Activity activity, Context uiContext) {
+        final LayoutPreference pref = new LayoutPreference(uiContext, done(activity));
+        // Makes sure it's the first preference onscreen.
+        pref.setOrder(-1000);
+        pref.setKey(PREF_KEY_APP_HEADER);
+        return pref;
+    }
+
+    /**
+     * Done mutating entity header, rebinds everything (optionally skip rebinding buttons).
+     */
+    public View done(Activity activity, boolean rebindActions) {
+        styleActionBar(activity);
+        ImageView iconView = mHeader.findViewById(R.id.entity_header_icon);
+        if (iconView != null) {
+            iconView.setImageDrawable(mIcon);
+        }
+        setText(R.id.entity_header_title, mLabel);
+        setText(R.id.entity_header_summary, mSummary);
+        if (mIsInstantApp) {
+            setText(R.id.install_type,
+                    mHeader.getResources().getString(R.string.install_type_instant));
+        }
+
+        if (rebindActions) {
+            bindHeaderButtons();
+        }
+
+        return mHeader;
+    }
+
+    /**
+     * Only binds app header with button actions.
+     */
+    public EntityHeaderController bindHeaderButtons() {
+        ImageButton button1 = mHeader.findViewById(android.R.id.button1);
+        ImageButton button2 = mHeader.findViewById(android.R.id.button2);
+
+        bindButton(button1, mAction1);
+        bindButton(button2, mAction2);
+        return this;
+    }
+
+    public EntityHeaderController styleActionBar(Activity activity) {
+        if (activity == null) {
+            Log.w(TAG, "No activity, cannot style actionbar.");
+            return this;
+        }
+        final ActionBar actionBar = activity.getActionBar();
+        if (actionBar == null) {
+            Log.w(TAG, "No actionbar, cannot style actionbar.");
+            return this;
+        }
+        actionBar.setBackgroundDrawable(
+                new ColorDrawable(Utils.getColorAttr(activity, android.R.attr.colorSecondary)));
+        actionBar.setElevation(0);
+
+        return this;
+    }
+
+    /**
+     * Done mutating entity header, rebinds everything.
+     */
+    @VisibleForTesting
+    View done(Activity activity) {
+        return done(activity, true /* rebindActions */);
+    }
+
+    private void bindButton(ImageButton button, @ActionType int action) {
+        if (button == null) {
+            return;
+        }
+        switch (action) {
+            case ActionType.ACTION_APP_INFO: {
+                if (mPackageName == null || mPackageName.equals(Utils.OS_PKG)
+                        || mUid == UserHandle.USER_NULL
+                        || !AppHeader.includeAppInfo(mFragment)) {
+                    button.setVisibility(View.GONE);
+                } else {
+                    button.setContentDescription(
+                            mContext.getString(R.string.application_info_label));
+                    button.setImageResource(com.android.settings.R.drawable.ic_info);
+                    button.setOnClickListener(new View.OnClickListener() {
+                        @Override
+                        public void onClick(View v) {
+                            AppInfoBase.startAppInfoFragment(
+                                    InstalledAppDetails.class, R.string.application_info_label,
+                                    mPackageName, mUid, mFragment, 0 /* request */,
+                                    mMetricsCategory);
+
+                        }
+                    });
+                    button.setVisibility(View.VISIBLE);
+                }
+                return;
+            }
+            case ActionType.ACTION_NOTIF_PREFERENCE: {
+                if (mAppNotifPrefIntent == null) {
+                    button.setVisibility(View.GONE);
+                } else {
+                    button.setOnClickListener(new View.OnClickListener() {
+                        @Override
+                        public void onClick(View v) {
+                            mFragment.startActivity(mAppNotifPrefIntent);
+                        }
+                    });
+                    button.setVisibility(View.VISIBLE);
+                }
+                return;
+            }
+            case ActionType.ACTION_APP_PREFERENCE: {
+                final Intent intent = resolveIntent(
+                        new Intent(Intent.ACTION_APPLICATION_PREFERENCES).setPackage(mPackageName));
+                if (intent == null) {
+                    button.setVisibility(View.GONE);
+                    return;
+                }
+                button.setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        mFragment.startActivity(intent);
+                    }
+                });
+                button.setVisibility(View.VISIBLE);
+                return;
+            }
+            case ActionType.ACTION_NONE: {
+                button.setVisibility(View.GONE);
+                return;
+            }
+        }
+    }
+
+    private Intent resolveIntent(Intent i) {
+        ResolveInfo result = mContext.getPackageManager().resolveActivity(i, 0);
+        if (result != null) {
+            return new Intent(i.getAction())
+                    .setClassName(result.activityInfo.packageName, result.activityInfo.name);
+        }
+        return null;
+    }
+
+    private void setText(@IdRes int id, CharSequence text) {
+        TextView textView = mHeader.findViewById(id);
+        if (textView != null) {
+            textView.setText(text);
+            textView.setVisibility(TextUtils.isEmpty(text) ? View.GONE : View.VISIBLE);
+        }
+    }
+}