LinearLayoutManagerActivity.java revision 7febb12feeade9937fc0bd1a8e5967251c4aad24
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 android.support.v4.view.ViewCompat; 207febb12feeade9937fc0bd1a8e5967251c4aad24Aurimas Liutikasimport android.support.v7.widget.DividerItemDecoration; 21e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport android.support.v7.widget.LinearLayoutManager; 22e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport android.support.v7.widget.RecyclerView; 237febb12feeade9937fc0bd1a8e5967251c4aad24Aurimas Liutikas 24e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyarimport com.example.android.supportv7.R; 255b611d45d8d84bd604e6ce855f9520499ff89b68Yigit Boyarimport com.example.android.supportv7.widget.util.ConfigToggle; 26e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 27e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar/** 281f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar * A sample activity that uses {@link LinearLayoutManager}. 29e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar */ 301f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyarpublic class LinearLayoutManagerActivity extends BaseLayoutManagerActivity<LinearLayoutManager> { 31e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar private DividerItemDecoration mDividerItemDecoration; 32e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 33e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 341f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar protected LinearLayoutManager createLayoutManager() { 351f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false); 36e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 37e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 381f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar @Override 391f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar protected void onRecyclerViewInit(RecyclerView recyclerView) { 401f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mDividerItemDecoration = new DividerItemDecoration(this, mLayoutManager.getOrientation()); 411f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar recyclerView.addItemDecoration(mDividerItemDecoration); 42e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 43e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 441f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar @Override 455b611d45d8d84bd604e6ce855f9520499ff89b68Yigit Boyar ConfigToggle[] createConfigToggles() { 461f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return new ConfigToggle[]{ 471f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_orientation) { 48e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 49e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 501f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getOrientation() == LinearLayoutManager.HORIZONTAL; 51e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 52e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 53e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 54e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 551f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setOrientation(newValue ? LinearLayoutManager.HORIZONTAL 56e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar : LinearLayoutManager.VERTICAL); 571244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar if (mDividerItemDecoration != null) { 581f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mDividerItemDecoration.setOrientation(mLayoutManager.getOrientation()); 591244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar } 601244264d8066e64e90fa0b8088ffa50ae4624ca4Yigit Boyar 61e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 62e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 631f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_reverse) { 64e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 65e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 661f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getReverseLayout(); 67e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 68e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 69e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 70e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 711f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setReverseLayout(newValue); 72e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 73e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 741f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_layout_dir) { 75e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 76e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 77e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar return ViewCompat.getLayoutDirection(mRecyclerView) == 78e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.LAYOUT_DIRECTION_RTL; 79e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 80e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 81e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 82e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 83e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.setLayoutDirection(mRecyclerView, newValue ? 84e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar ViewCompat.LAYOUT_DIRECTION_RTL : ViewCompat.LAYOUT_DIRECTION_LTR); 85e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 86e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }, 871f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar new ConfigToggle(this, R.string.checkbox_stack_from_end) { 88e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 89e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public boolean isChecked() { 901f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar return mLayoutManager.getStackFromEnd(); 91e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 92e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar 93e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar @Override 94e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar public void onChange(boolean newValue) { 951f30fc8732560027f364ad42bbc3f7db8aace8adYigit Boyar mLayoutManager.setStackFromEnd(newValue); 96e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 97e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 98e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar }; 99e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar } 100e9f9a04c426e7423db0cd58ec8d2dc3ff2238a30Yigit Boyar} 101