1 files changed, 97 insertions, 0 deletions
diff --git a/src/com/android/tv/license/LicenseDialogFragment.java b/src/com/android/tv/license/LicenseDialogFragment.java
new file mode 100644
index 00000000..b0e09776
--- /dev/null
+++ b/src/com/android/tv/license/LicenseDialogFragment.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2017 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.tv.license;
+
+import android.app.DialogFragment;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.text.TextUtils;
+import android.text.method.ScrollingMovementMethod;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+import android.widget.TextView;
+
+import com.android.tv.R;
+import com.android.tv.dialog.SafeDismissDialogFragment;
+
+/** A DialogFragment that shows a License in a text view. */
+public class LicenseDialogFragment extends SafeDismissDialogFragment {
+    public static final String DIALOG_TAG = LicenseDialogFragment.class.getSimpleName();
+
+    private static final String LICENSE = "LICENSE";
+
+    private License mLicense;
+    private String mTrackerLabel;
+
+    /**
+     * Create a new LicenseDialogFragment to show a particular license.
+     *
+     * @param license The License to show.
+     */
+    public static LicenseDialogFragment newInstance(License license) {
+        LicenseDialogFragment f = new LicenseDialogFragment();
+        Bundle args = new Bundle();
+        args.putParcelable(LICENSE, license);
+        f.setArguments(args);
+        return f;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        mLicense = getArguments().getParcelable(LICENSE);
+        String title = mLicense.getLibraryName();
+        mTrackerLabel = getArguments().getString(title + "_license");
+        int style =
+                TextUtils.isEmpty(title)
+                        ? DialogFragment.STYLE_NO_TITLE
+                        : DialogFragment.STYLE_NORMAL;
+        setStyle(style, 0);
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(
+            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        TextView textView = new TextView(getActivity());
+        String licenseText = Licenses.getLicenseText(getContext(), mLicense);
+        textView.setText(licenseText != null ? licenseText : "");
+        textView.setMovementMethod(new ScrollingMovementMethod());
+        int verticalOverscan =
+                getResources().getDimensionPixelSize(R.dimen.vertical_overscan_safe_margin);
+        int horizontalOverscan =
+                getResources().getDimensionPixelSize(R.dimen.horizontal_overscan_safe_margin);
+        textView.setPadding(
+                horizontalOverscan, verticalOverscan, horizontalOverscan, verticalOverscan);
+        return textView;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        // Ensure the dialog is fullscreen, even if the TextView doesn't have its content yet.
+        getDialog().getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
+        getDialog().setTitle(mLicense.getLibraryName());
+    }
+
+    @Override
+    public String getTrackerLabel() {
+        return mTrackerLabel;
+    }
+}