1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.tv.common.ui.setup; 18 19 import android.os.Bundle; 20 import android.support.annotation.Nullable; 21 import android.util.Log; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.ViewGroup; 25 import android.view.ViewGroup.MarginLayoutParams; 26 import com.android.tv.common.R; 27 28 /** A fragment for channel source info/setup. */ 29 public abstract class SetupMultiPaneFragment extends SetupFragment { 30 private static final String TAG = "SetupMultiPaneFragment"; 31 private static final boolean DEBUG = false; 32 33 public static final int ACTION_DONE = Integer.MAX_VALUE; 34 public static final int ACTION_SKIP = ACTION_DONE - 1; 35 public static final int MAX_SUBCLASSES_ID = ACTION_SKIP - 1; 36 37 public static final String CONTENT_FRAGMENT_TAG = "content_fragment"; 38 39 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)40 public View onCreateView( 41 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 42 if (DEBUG) { 43 Log.d( 44 TAG, 45 "onCreateView(" 46 + inflater 47 + ", " 48 + container 49 + ", " 50 + savedInstanceState 51 + ")"); 52 } 53 View view = super.onCreateView(inflater, container, savedInstanceState); 54 if (savedInstanceState == null) { 55 SetupGuidedStepFragment contentFragment = onCreateContentFragment(); 56 getChildFragmentManager() 57 .beginTransaction() 58 .replace( 59 R.id.guided_step_fragment_container, 60 contentFragment, 61 CONTENT_FRAGMENT_TAG) 62 .commit(); 63 } 64 if (needsDoneButton()) { 65 setOnClickAction(view.findViewById(R.id.button_done), getActionCategory(), ACTION_DONE); 66 } 67 if (needsSkipButton()) { 68 view.findViewById(R.id.button_skip).setVisibility(View.VISIBLE); 69 setOnClickAction(view.findViewById(R.id.button_skip), getActionCategory(), ACTION_SKIP); 70 } 71 if (!needsDoneButton() && !needsSkipButton()) { 72 View doneButtonContainer = view.findViewById(R.id.done_button_container); 73 // Use content view to check layout direction while view is being created. 74 if (getResources().getConfiguration().getLayoutDirection() 75 == View.LAYOUT_DIRECTION_LTR) { 76 ((MarginLayoutParams) doneButtonContainer.getLayoutParams()).rightMargin = 77 -getResources() 78 .getDimensionPixelOffset(R.dimen.setup_done_button_container_width); 79 } else { 80 ((MarginLayoutParams) doneButtonContainer.getLayoutParams()).leftMargin = 81 -getResources() 82 .getDimensionPixelOffset(R.dimen.setup_done_button_container_width); 83 } 84 view.findViewById(R.id.button_done).setFocusable(false); 85 } 86 return view; 87 } 88 89 @Override getLayoutResourceId()90 protected int getLayoutResourceId() { 91 return R.layout.fragment_setup_multi_pane; 92 } 93 onCreateContentFragment()94 protected abstract SetupGuidedStepFragment onCreateContentFragment(); 95 96 @Nullable getContentFragment()97 protected SetupGuidedStepFragment getContentFragment() { 98 return (SetupGuidedStepFragment) 99 getChildFragmentManager().findFragmentByTag(CONTENT_FRAGMENT_TAG); 100 } 101 getActionCategory()102 protected abstract String getActionCategory(); 103 needsDoneButton()104 protected boolean needsDoneButton() { 105 return true; 106 } 107 needsSkipButton()108 protected boolean needsSkipButton() { 109 return false; 110 } 111 112 @Override getParentIdsForDelay()113 protected int[] getParentIdsForDelay() { 114 return new int[] { 115 androidx.leanback.R.id.content_fragment, 116 androidx.leanback.R.id.guidedactions_list 117 }; 118 } 119 120 @Override getSharedElementIds()121 public int[] getSharedElementIds() { 122 return new int[] { 123 androidx.leanback.R.id.action_fragment_background, R.id.done_button_container 124 }; 125 } 126 } 127