LinearLayoutManagerActivity.java revision 1f30fc8732560027f364ad42bbc3f7db8aace8ad
1e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar/* 2e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * Copyright (C) 2014 The Android Open Source Project 3e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * 4e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * Licensed under the Apache License, Version 2.0 (the "License"); 5e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * you may not use this file except in compliance with the License. 6e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * You may obtain a copy of the License at 7e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * 8e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * http://www.apache.org/licenses/LICENSE-2.0 9e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * 10e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * Unless required by applicable law or agreed to in writing, software 11e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * distributed under the License is distributed on an "AS IS" BASIS, 12e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * See the License for the specific language governing permissions and 14e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar * limitations under the License. 15e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar */ 16e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 17e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarpackage com.example.android.supportv7.widget; 18e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 19e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport com.example.android.supportv7.widget.decorator.DividerItemDecoration; 20e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 21e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport android.support.v4.view.ViewCompat; 22e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport android.support.v7.widget.LinearLayoutManager; 23e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport android.support.v7.widget.RecyclerView; 24e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport com.example.android.supportv7.R; 25e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 26e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar/** 271f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar * A sample activity that uses {@link LinearLayoutManager}. 28e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar */ 291f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyarpublic class LinearLayoutManagerActivity extends BaseLayoutManagerActivity<LinearLayoutManager> { 30e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar private DividerItemDecoration mDividerItemDecoration; 31e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 32e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 331f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar protected LinearLayoutManager createLayoutManager() { 341f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false); 35e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 36e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 371f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar @Override 381f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar protected void onRecyclerViewInit(RecyclerView recyclerView) { 391f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mDividerItemDecoration = new DividerItemDecoration(this, mLayoutManager.getOrientation()); 401f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar recyclerView.addItemDecoration(mDividerItemDecoration); 41e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 42e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 431f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar @Override 441f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar BaseLayoutManagerActivity.ConfigToggle[] createConfigToggles() { 451f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return new ConfigToggle[]{ 461f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_orientation) { 47e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 48e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 491f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getOrientation() == LinearLayoutManager.HORIZONTAL; 50e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 51e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 52e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 53e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 541f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setOrientation(newValue ? LinearLayoutManager.HORIZONTAL 55e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar : LinearLayoutManager.VERTICAL); 561244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar if (mDividerItemDecoration != null) { 571f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mDividerItemDecoration.setOrientation(mLayoutManager.getOrientation()); 581244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar } 591244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar 60e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 61e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 621f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_reverse) { 63e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 64e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 651f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getReverseLayout(); 66e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 67e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 68e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 69e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 701f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setReverseLayout(newValue); 71e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 72e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 731f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_layout_dir) { 74e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 75e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 76e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar return ViewCompat.getLayoutDirection(mRecyclerView) == 77e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.LAYOUT_DIRECTION_RTL; 78e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 79e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 80e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 81e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 82e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.setLayoutDirection(mRecyclerView, newValue ? 83e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.LAYOUT_DIRECTION_RTL : ViewCompat.LAYOUT_DIRECTION_LTR); 84e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 85e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 861f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_stack_from_end) { 87e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 88e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 891f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getStackFromEnd(); 90e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 91e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 92e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 93e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 941f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setStackFromEnd(newValue); 95e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 96e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 97e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }; 98e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 99e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar} 100