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1.解决首页按方向键光标移动错误定位问题

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This commit is contained in:
康述龙
2026-03-06 10:16:46 +08:00
parent 42854c9555
commit fafc03993d
9 changed files with 728 additions and 11 deletions
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9
app/src/main/java/com/ik/mboxlauncher/ui/Launcher.java
View File

@@ -65,6 +65,7 @@ import com.ik.mboxlauncher.view.MultiView;
import com.ik.mboxlauncher.view.CustomRecyclerView;
import com.ik.mboxlauncher.view.SplashView;
import com.ik.mboxlauncher.view.TimeTextView;
import com.ik.mboxlauncher.view.TvRecyclerView;
import java.util.ArrayList;
import java.util.HashMap;
@@ -79,7 +80,8 @@ public class Launcher extends FragmentActivity implements SplashView.SplashAdLi
private MultiView layout_video,layout_music,layout_primevideo,layout_filemanager,layout_hbomax,layout_setting,layout_youtube,layout_recommend,layout_netflix,layout_chrome;
private MultiView layout_miracastreceive;
private int[] imageResIds={R.drawable.img_video,R.drawable.img_miracastreceive,R.drawable.img_youtube,R.drawable.img_recommend,R.drawable.img_music,R.drawable.img_netflix,R.drawable.img_primevideo,R.drawable.img_filemanager,R.drawable.img_chrome,R.drawable.img_hbomax,R.drawable.img_setting};
private CustomRecyclerView gv_shortcut,grid_coustom_apps;
private CustomRecyclerView gv_shortcut;
private TvRecyclerView grid_coustom_apps;
private StatusLoader mStatusLoader;
private ShortAppInfoAdapter mShortAppInfoAdapter=null;
private CustomAppAdapter mCustomAppAdapter=null;
@@ -878,7 +880,7 @@ public boolean onGenericMotionEvent(MotionEvent event) {
}
});
translateAnimation.setDuration(300);
translateAnimation.setDuration(360);
translateAnimation.setFillAfter(true);
content_view.startAnimation(translateAnimation);
@@ -895,7 +897,7 @@ public boolean onGenericMotionEvent(MotionEvent event) {
cuttentModel = MODEL_NORMAL;
LogUtils.loge("coustom_view.getHeight():"+coustom_view.getLayoutParams().height);
TranslateAnimation translateAnimation = new TranslateAnimation(0.0f, 0.0f,(float)(0 - coustom_view.getLayoutParams().height - gv_shortcut.getHeight()),0.0f);
translateAnimation.setDuration(300);
translateAnimation.setDuration(360);
translateAnimation.setAnimationListener(new Animation.AnimationListener() {
@Override
public void onAnimationStart(Animation animation) {
@@ -906,6 +908,7 @@ public boolean onGenericMotionEvent(MotionEvent event) {
@Override
public void onAnimationEnd(Animation animation) {
LogUtils.loge("dismissCustomApp onAnimationEnd()");
coustom_view.setVisibility(View.GONE);
gv_shortcut.requestFocus();

2
app/src/main/java/com/ik/mboxlauncher/ui/adapter/CustomAppAdapter.java
View File

@@ -112,7 +112,7 @@ public class CustomAppAdapter extends RecyclerView.Adapter<CustomAppAdapter.View
if(hasFocus){
viewHolder.item_name.setSelected(true);
viewHolder.itemView.setBackgroundResource(R.drawable.app_item_select);
viewHolder.itemView.requestFocus();
// viewHolder.itemView.requestFocus();
scaleView(viewHolder.itemView, 1.07f);
// viewHolder.itemView.post(() -> viewHolder.itemView.requestFocus());
}else {

20
app/src/main/java/com/ik/mboxlauncher/ui/fragment/CategoryFragment.java
View File

@@ -3,6 +3,7 @@ package com.ik.mboxlauncher.ui.fragment;
import android.view.KeyEvent;
import android.view.View;
import android.view.ViewTreeObserver;
import android.view.animation.TranslateAnimation;
import android.widget.ImageView;
import android.widget.TextView;
@@ -25,6 +26,7 @@ import com.ik.mboxlauncher.ui.adapter.VideoAppAdapter;
import com.ik.mboxlauncher.ui.adapter.MyAppInfoAdapter;
import com.ik.mboxlauncher.ui.base.BaseFragment;
import com.ik.mboxlauncher.view.CustomRecyclerViewer;
import com.ik.mboxlauncher.view.TvRecyclerView;
import java.util.HashMap;
import java.util.List;
@@ -34,7 +36,7 @@ public abstract class CategoryFragment extends BaseFragment implements AppnetCal
private CategoryAppPresenter mCategoryAppPresenter =null;
// private MyAppInfoAdapter mMyAppInfoAdapter = null;
protected RecyclerView grid_coustom_apps;
protected TvRecyclerView grid_coustom_apps;
protected CustomRecyclerViewer gv_category_apps;
protected ImageView img_logo,img_tab_video, img_tab_recommend, img_tab_apps, img_tab_music, img_tab_local;
protected TextView tv_title;
@@ -288,7 +290,21 @@ public abstract class CategoryFragment extends BaseFragment implements AppnetCal
LogUtils.loge("data size is "+shortcutInfoBeanList.size());
mCustomAppAdapter.addDatas(shortcutInfoBeanList);
grid_coustom_apps.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
grid_coustom_apps.getViewTreeObserver().removeOnGlobalLayoutListener(this);
grid_coustom_apps.scrollToPosition(0);
grid_coustom_apps.post(()->{
int firstVisibleItemPosition = ((GridLayoutManager) grid_coustom_apps.getLayoutManager()).findFirstVisibleItemPosition();
RecyclerView.ViewHolder holderview = grid_coustom_apps.findViewHolderForAdapterPosition(firstVisibleItemPosition);
if(holderview !=null){
View targetView = holderview.itemView;
targetView.post(() -> targetView.requestFocus());
}
});
}
});
}else {
LogUtils.loge("no data");
}

686
app/src/main/java/com/ik/mboxlauncher/view/TvRecyclerView.java Normal file
View File

@@ -0,0 +1,686 @@
package com.ik.mboxlauncher.view;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Rect;
import android.os.Build;
import android.util.AttributeSet;
import android.util.Log;
import android.view.FocusFinder;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import androidx.core.view.ViewCompat;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.recyclerview.widget.StaggeredGridLayoutManager;
import com.ik.mboxlauncher.R;
/**
* Created by ksl on 2026/1/9.
*/
public class TvRecyclerView extends RecyclerView {
private static final String TAG = "TvRecyclerView";
private int position;
private int lastFocusPosition;
//焦点是否居中
private boolean mSelectedItemCentered;
private boolean hasResetFocus;//自控焦点
private boolean mScrollDirecitonUp;//默认向下滚
private int mSelectedItemOffsetStart;
private int mSelectedItemOffsetEnd;
//分页的时候使用
private int mLoadMoreBeforehandCount = 0;
private PressBackListenner mPressbackLister;
public TvRecyclerView(Context context) {
this(context, null);
}
public TvRecyclerView(Context context, AttributeSet attrs) {
this(context, attrs, -1);
}
public TvRecyclerView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init(context, attrs, defStyle);
}
private void init(Context context, AttributeSet attrs, int defStyle) {
initView();
initAttr(context, attrs);
}
private void initView() {
setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
setHasFixedSize(true);
setWillNotDraw(true);
setOverScrollMode(View.OVER_SCROLL_NEVER);
setChildrenDrawingOrderEnabled(true);
setClipChildren(false);
setClipToPadding(false);
setClickable(false);
setFocusable(true);
setFocusableInTouchMode(true);
/**
防止RecyclerView刷新时焦点不错乱bug的步骤如下:
(1)adapter执行setHasStableIds(true)方法
(2)重写getItemId()方法,让每个view都有各自的id
(3)RecyclerView的动画必须去掉
*/
setItemAnimator(null);
}
private void initAttr(Context context, AttributeSet attrs) {
if (attrs != null) {
final TypedArray a = context.obtainStyledAttributes(attrs,
R.styleable.TvRecyclerView);
/**
* 如果是towWayView的layoutManager
*/
final String name = a.getString(R.styleable.TvRecyclerView_tv_layoutManager);
mSelectedItemCentered = a.getBoolean(R.styleable.TvRecyclerView_tv_selectedItemCentered, false);
mLoadMoreBeforehandCount = a.getInteger(R.styleable.TvRecyclerView_tv_loadMoreBeforehandCount, 0);
mSelectedItemOffsetStart = a.getDimensionPixelSize(R.styleable.TvRecyclerView_tv_selectedItemOffsetStart, 0);
mSelectedItemOffsetEnd = a.getDimensionPixelSize(R.styleable.TvRecyclerView_tv_selectedItemOffsetEnd, 0);
a.recycle();
}
}
private int getFreeWidth() {
return getWidth() - getPaddingLeft() - getPaddingRight();
}
private int getFreeHeight() {
return getHeight() - getPaddingTop() - getPaddingBottom();
}
@Override
protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) {
super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);
// View lastFocusedView = getLayoutManager().findViewByPosition(lastFocusPosition);
// if(lastFocusedView!=null){
// lastFocusedView.requestFocus();
// }
if(!gainFocus){
hasResetFocus=false;
}
}
@Override
public boolean hasFocus() {
return super.hasFocus();
}
@Override
public boolean isInTouchMode() {
// 解决4.4版本抢焦点的问题
if (Build.VERSION.SDK_INT == 19) {
return !(hasFocus() && !super.isInTouchMode());
} else {
return super.isInTouchMode();
}
//return super.isInTouchMode();
}
@Override
public void requestChildFocus(View child, View focused) {
if (null != child) {
if (mSelectedItemCentered) {
mSelectedItemOffsetStart = !isVertical() ? (getFreeWidth() - child.getWidth()) : (getFreeHeight() - child.getHeight());
mSelectedItemOffsetStart /= 2;
mSelectedItemOffsetEnd = mSelectedItemOffsetStart;
}
lastFocusPosition=getChildViewHolder(child).getAdapterPosition();
Log.e(TAG,"lastFocusPosition="+lastFocusPosition);
}
super.requestChildFocus(child, focused);
}
@Override
public boolean requestChildRectangleOnScreen(View child, Rect rect, boolean immediate) {
final int parentLeft = getPaddingLeft();
final int parentRight = getWidth() - getPaddingRight();
final int parentTop = getPaddingTop();
final int parentBottom = getHeight() - getPaddingBottom();
final int childLeft = child.getLeft() + rect.left;
final int childTop = child.getTop() + rect.top;
final int childRight = childLeft + rect.width();
final int childBottom = childTop + rect.height();
final int offScreenLeft = Math.min(0, childLeft - parentLeft - mSelectedItemOffsetStart);
final int offScreenRight = Math.max(0, childRight - parentRight + mSelectedItemOffsetEnd);
final int offScreenTop = Math.min(0, childTop - parentTop - mSelectedItemOffsetStart);
final int offScreenBottom = Math.max(0, childBottom - parentBottom + mSelectedItemOffsetEnd);
final boolean canScrollHorizontal = getLayoutManager().canScrollHorizontally();
final boolean canScrollVertical = getLayoutManager().canScrollVertically();
// Favor the "start" layout direction over the end when bringing one side or the other
// of a large rect into view. If we decide to bring in end because start is already
// visible, limit the scroll such that start won't go out of bounds.
final int dx;
if (canScrollHorizontal) {
if (ViewCompat.getLayoutDirection(this) == ViewCompat.LAYOUT_DIRECTION_RTL) {
dx = offScreenRight != 0 ? offScreenRight
: Math.max(offScreenLeft, childRight - parentRight);
} else {
dx = offScreenLeft != 0 ? offScreenLeft
: Math.min(childLeft - parentLeft, offScreenRight);
}
} else {
dx = 0;
}
// Favor bringing the top into view over the bottom. If top is already visible and
// we should scroll to make bottom visible, make sure top does not go out of bounds.
final int dy;
if (canScrollVertical) {
dy = offScreenTop != 0 ? offScreenTop : Math.min(childTop - parentTop, offScreenBottom);
} else {
dy = 0;
}
if (dx != 0 || dy != 0) {
if (immediate) {
scrollBy(dx, dy);
} else {
smoothScrollBy(dx, dy);
}
// 重绘是为了选中item置顶，具体请参考getChildDrawingOrder方法
postInvalidate();
return true;
}
return false;
}
@Override
public int getBaseline() {
return -1;
}
public int getSelectedItemOffsetStart() {
return mSelectedItemOffsetStart;
}
public int getSelectedItemOffsetEnd() {
return mSelectedItemOffsetEnd;
}
@Override
public void setLayoutManager(LayoutManager layout) {
super.setLayoutManager(layout);
}
/**
* 判断是垂直，还是横向.
*/
private boolean isVertical() {
LayoutManager manager = getLayoutManager();
if (manager != null) {
LinearLayoutManager layout = (LinearLayoutManager) getLayoutManager();
return layout.getOrientation() == LinearLayoutManager.VERTICAL;
}
return false;
}
/**
* 设置选中的Item距离开始或结束的偏移量；
* 与滚动方向有关；
* 与setSelectedItemAtCentered()方法二选一
*
* @param offsetStart
* @param offsetEnd 从结尾到你移动的位置.
*/
public void setSelectedItemOffset(int offsetStart, int offsetEnd) {
setSelectedItemAtCentered(false);
mSelectedItemOffsetStart = offsetStart;
mSelectedItemOffsetEnd = offsetEnd;
}
/**
* 设置选中的Item居中；
* 与setSelectedItemOffset()方法二选一
*
* @param isCentered
*/
public void setSelectedItemAtCentered(boolean isCentered) {
this.mSelectedItemCentered = isCentered;
}
@Override
protected int getChildDrawingOrder(int childCount, int i) {
View view = getFocusedChild();
if (null != view) {
position = getChildAdapterPosition(view) - getFirstVisiblePosition();
if (position < 0) {
return i;
} else {
if (i == childCount - 1) {//这是最后一个需要刷新的item
if (position > i) {
position = i;
}
return position;
}
if (i == position) {//这是原本要在最后一个刷新的item
return childCount - 1;
}
}
}
return i;
}
public int getFirstVisiblePosition() {
if (getChildCount() == 0)
return 0;
else
return getChildAdapterPosition(getChildAt(0));
}
public int getLastVisiblePosition() {
final int childCount = getChildCount();
if (childCount == 0)
return 0;
else
return getChildAdapterPosition(getChildAt(childCount - 1));
}
/***********
* 按键加载更多 start
**********/
private OnLoadMoreListener mOnLoadMoreListener;
public interface OnLoadMoreListener {
void onLoadMore();
}
public void setOnLoadMoreListener(OnLoadMoreListener onLoadMoreListener) {
this.mOnLoadMoreListener = onLoadMoreListener;
}
//
// private PressBackListenner mPressbackLister;
//
//
// public void setOnPressBackListener(PressBackListenner listener) {
// this.mPressbackLister = listener;
// }
/**
* 设置为0，这样可以防止View获取焦点的时候，ScrollView自动滚动到焦点View的位置
*/
protected int computeScrollDeltaToGetChildRectOnScreen(Rect rect) {
return 0;
}
@Override
public void onScrollStateChanged(int state) {
if (state == SCROLL_STATE_IDLE) {
// 加载更多回调
if (null != mOnLoadMoreListener) {
if (getLastVisiblePosition() >= getAdapter().getItemCount() - (1 + mLoadMoreBeforehandCount)) {
mOnLoadMoreListener.onLoadMore();
}
}
LayoutManager layoutManager = getLayoutManager();
GridLayoutManager staggeredGridLayoutManager = (GridLayoutManager) layoutManager;
int spanCount = staggeredGridLayoutManager.getSpanCount();
int itemCount = staggeredGridLayoutManager.getItemCount();
Log.i(TAG,"onScrollStateChanged() spanCount="+spanCount+"itemCount="+itemCount);
if(hasResetFocus&&mScrollDirecitonUp&&lastFocusPosition>=spanCount){
Log.i(TAG,"onScrollStateChanged() hasResetFocus1="+hasResetFocus);
hasResetFocus=false;
setSelectedPosition(lastFocusPosition-spanCount);
View view = layoutManager.findViewByPosition(lastFocusPosition-spanCount);
if (view != null) {
view.requestFocus();
}
}
if(hasResetFocus&&!mScrollDirecitonUp&&lastFocusPosition<itemCount-spanCount){
Log.i(TAG,"onScrollStateChanged() hasResetFocus2="+hasResetFocus);
hasResetFocus=false;
View view = layoutManager.findViewByPosition(lastFocusPosition+spanCount);
if (view != null) {
view.requestFocus();
}
}
if(hasResetFocus&&!mScrollDirecitonUp&&lastFocusPosition>=itemCount-spanCount&&lastFocusPosition<spanCount*(itemCount/spanCount)&&itemCount%spanCount!=0){
hasResetFocus=false;
Log.i(TAG,"onScrollStateChanged() hasResetFocus3="+hasResetFocus);
View view = layoutManager.findViewByPosition(itemCount-1);
if (view != null) {
view.requestFocus();
}
}
}
super.onScrollStateChanged(state);
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
boolean result = super.dispatchKeyEvent(event);
View focusView = this.getFocusedChild();
if (focusView == null) {
return result;
} else {
int dy = 0;
int dx = 0;
if (getChildCount() > 0) {
View firstView = this.getChildAt(0);
dy = firstView.getHeight();
dx = firstView.getWidth();
}
if (event.getAction() == KeyEvent.ACTION_UP) {
return true;
} else {
switch (event.getKeyCode()) {
case KeyEvent.KEYCODE_DPAD_RIGHT:
View rightView = FocusFinder.getInstance().findNextFocus(this, focusView, View.FOCUS_RIGHT);
Log.i(TAG, "rightView is null:" + (rightView == null));
if (rightView != null) {
rightView.requestFocus();
return true;
} else {
this.smoothScrollBy(dx, 0);
return true;
}
case KeyEvent.KEYCODE_DPAD_LEFT:
View leftView = FocusFinder.getInstance().findNextFocus(this, focusView, View.FOCUS_LEFT);
Log.i(TAG, "leftView is null:" + (leftView == null));
if (leftView != null) {
leftView.requestFocus();
return true;
} else {
this.smoothScrollBy(-dx, 0);
return true;
}
case KeyEvent.KEYCODE_DPAD_DOWN:
mScrollDirecitonUp=false;
View downView = FocusFinder.getInstance().findNextFocus(this, focusView, View.FOCUS_DOWN);
Log.i(TAG, " downView is null:" + (downView == null));
if (downView != null) {
hasResetFocus=false;
downView.requestFocus();
return true;
} else {
this.smoothScrollBy(0, dy);
hasResetFocus=true;
return true;// true解决item滚动滑向中间item
}
case KeyEvent.KEYCODE_DPAD_UP:
mScrollDirecitonUp=true;
View upView = FocusFinder.getInstance().findNextFocus(this, focusView, View.FOCUS_UP);
Log.i(TAG, "upView is null:" + (upView == null));
if (event.getAction() == KeyEvent.ACTION_UP) {
return false;
} else {
if (upView != null) {
hasResetFocus=false;
upView.requestFocus();
return true;
} else {
hasResetFocus=true;
this.smoothScrollBy(0, -dy);
Log.e(TAG,"KEYCODE_DPAD_UP");
return true;
}
}
}
if(event.getKeyCode()== KeyEvent.KEYCODE_BACK){
if(mPressbackLister!=null){
mPressbackLister.hasPressback(this);
}
}
}
}
Log.e(TAG,"dispatchKeyEvent()="+result);
return result;
}
@Override
public boolean onInterceptTouchEvent(MotionEvent e) {
return super.onInterceptTouchEvent(e);
}
/**
* 设置默认选中.
*/
public void setSelectedPosition(int pos) {
this.smoothScrollToPosition(pos);
}
//防止Activity时,RecyclerView崩溃
@Override
protected void onDetachedFromWindow() {
if (getLayoutManager() != null) {
super.onDetachedFromWindow();
}
}
/**
* 是否是最右边的item，如果是竖向，表示右边，如果是横向表示下边
*
* @param childPosition
* @return
*/
public boolean isRightEdge(int childPosition) {
LayoutManager layoutManager = getLayoutManager();
if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
GridLayoutManager.SpanSizeLookup spanSizeLookUp = gridLayoutManager.getSpanSizeLookup();
int totalSpanCount = gridLayoutManager.getSpanCount();
int totalItemCount = gridLayoutManager.getItemCount();
int childSpanCount = 0;
for (int i = 0; i <= childPosition; i++) {
childSpanCount += spanSizeLookUp.getSpanSize(i);
}
if (isVertical()) {
if (childSpanCount % gridLayoutManager.getSpanCount() == 0) {
return true;
}
} else {
int lastColumnSize = totalItemCount % totalSpanCount;
if (lastColumnSize == 0) {
lastColumnSize = totalSpanCount;
}
if (childSpanCount > totalItemCount - lastColumnSize) {
return true;
}
}
} else if (layoutManager instanceof LinearLayoutManager) {
if (isVertical()) {
return true;
}else{
return childPosition == getLayoutManager().getItemCount() - 1;
}
}
return false;
}
/**
* 是否是最左边的item，如果是竖向，表示左方，如果是横向，表示上边
*
* @param childPosition
* @return
*/
public boolean isLeftEdge(int childPosition) {
LayoutManager layoutManager = getLayoutManager();
if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
GridLayoutManager.SpanSizeLookup spanSizeLookUp = gridLayoutManager.getSpanSizeLookup();
int totalSpanCount = gridLayoutManager.getSpanCount();
int childSpanCount = 0;
for (int i = 0; i <= childPosition; i++) {
childSpanCount += spanSizeLookUp.getSpanSize(i);
}
if (isVertical()) {
if (childSpanCount % gridLayoutManager.getSpanCount() == 1) {
return true;
}
} else {
if (childSpanCount <= totalSpanCount) {
return true;
}
}
} else if (layoutManager instanceof LinearLayoutManager) {
if (isVertical()) {
return true;
} else {
return childPosition == 0;
}
}
return false;
}
/**
* 是否是最上边的item，以recyclerview的方向做参考
*
* @param childPosition
* @return
*/
public boolean isTopEdge(int childPosition) {
LayoutManager layoutManager = getLayoutManager();
if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
GridLayoutManager.SpanSizeLookup spanSizeLookUp = gridLayoutManager.getSpanSizeLookup();
int totalSpanCount = gridLayoutManager.getSpanCount();
int childSpanCount = 0;
for (int i = 0; i <= childPosition; i++) {
childSpanCount += spanSizeLookUp.getSpanSize(i);
}
if (isVertical()) {
if (childSpanCount <= totalSpanCount) {
return true;
}
} else {
if (childSpanCount % totalSpanCount == 1) {
return true;
}
}
} else if (layoutManager instanceof LinearLayoutManager) {
if (isVertical()) {
return childPosition == 0;
} else {
return true;
}
}
return false;
}
/**
* 是否是最下边的item，以recyclerview的方向做参考
*
* @param childPosition
* @return
*/
public boolean isBottomEdge(int childPosition) {
LayoutManager layoutManager = getLayoutManager();
if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
GridLayoutManager.SpanSizeLookup spanSizeLookUp = gridLayoutManager.getSpanSizeLookup();
int itemCount = gridLayoutManager.getItemCount();
int childSpanCount = 0;
int totalSpanCount = gridLayoutManager.getSpanCount();
for (int i = 0; i <= childPosition; i++) {
childSpanCount += spanSizeLookUp.getSpanSize(i);
}
if (isVertical()) {
//最后一行item的个数
int lastRowCount = itemCount % totalSpanCount;
if (lastRowCount == 0) {
lastRowCount = gridLayoutManager.getSpanCount();
}
if (childSpanCount > itemCount - lastRowCount) {
return true;
}
} else {
if (childSpanCount % totalSpanCount == 0) {
return true;
}
}
} else if (layoutManager instanceof LinearLayoutManager) {
if (isVertical()) {
return childPosition == getLayoutManager().getItemCount() - 1;
} else {
return true;
}
}
return false;
}
public interface PressBackListenner {
void hasPressback(TvRecyclerView tvRecyclerViewer);
}
public void setOnPressBackListener(PressBackListenner listener) {
this.mPressbackLister = listener;
}
}

2
app/src/main/res/layout-sw480dp/layout_custom_apps1.xml
View File

@@ -8,7 +8,7 @@
android:background="@drawable/bg">
<com.ik.mboxlauncher.view.CustomRecyclerView
<com.ik.mboxlauncher.view.TvRecyclerView
android:id="@+id/grid_coustom_apps"
android:layout_width="match_parent"
android:layout_height="match_parent"

2
app/src/main/res/layout-sw540dp/layout_custom_apps1.xml
View File

@@ -4,7 +4,7 @@
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/app_info_add_bg">
<com.ik.mboxlauncher.view.CustomRecyclerView
<com.ik.mboxlauncher.view.TvRecyclerView
android:id="@+id/grid_coustom_apps"
android:layout_width="wrap_content"
android:layout_height="match_parent"

2
app/src/main/res/layout-sw720dp/layout_custom_apps1.xml
View File

@@ -4,7 +4,7 @@
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/app_info_add_bg">
<com.ik.mboxlauncher.view.CustomRecyclerView
<com.ik.mboxlauncher.view.TvRecyclerView
android:id="@+id/grid_coustom_apps"
android:layout_width="wrap_content"
android:layout_height="match_parent"

2
app/src/main/res/layout/layout_custom_apps1.xml
View File

@@ -8,7 +8,7 @@
android:background="@drawable/bg">
<com.ik.mboxlauncher.view.CustomRecyclerView
<com.ik.mboxlauncher.view.TvRecyclerView
android:id="@+id/grid_coustom_apps"
android:layout_width="match_parent"
android:layout_height="match_parent"

14
app/src/main/res/values/attrs.xml
View File

@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<resources xmlns:tools="http://schemas.android.com/tools">
<declare-styleable name="MultiView">
<attr name="multiViewTitle" format="reference"/>
<attr name="multiViewImage" format="reference"/>
@@ -12,4 +12,16 @@
<attr name="adMultiViewTitle" format="reference"/>
<attr name="adMultiViewImage" format="reference"/>
</declare-styleable>
<declare-styleable name="TvRecyclerView">
<attr name="android:orientation" tools:ignore="ResourceName"/>
<attr name="tv_layoutManager" format="string"/>
<attr name="tv_numColumns" format="integer"/>
<attr name="tv_numRows" format="integer"/>
<attr name="tv_selectedItemCentered" format="boolean" />
<attr name="tv_loadMoreBeforehandCount" format="integer" />
<attr name="tv_selectedItemOffsetStart" format="dimension" />
<attr name="tv_selectedItemOffsetEnd" format="dimension" />
</declare-styleable>
</resources>