android.support.v7.widget.GridLayoutManager.getOrientation()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
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本文整理了Java中android.support.v7.widget.GridLayoutManager.getOrientation()方法的一些代码示例，展示了GridLayoutManager.getOrientation()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。GridLayoutManager.getOrientation()方法的具体详情如下：
包路径：android.support.v7.widget.GridLayoutManager
类名称：GridLayoutManager
方法名：getOrientation

GridLayoutManager.getOrientation介绍

暂无

代码示例

代码示例来源：origin: facebook/litho

@Override
public int getScrollDirection() {
 return mGridLayoutManager.getOrientation();
}

代码示例来源：origin: facebook/litho

@Override
public int approximateRangeSize(
  int firstMeasuredItemWidth,
  int firstMeasuredItemHeight,
  int recyclerMeasuredWidth,
  int recyclerMeasuredHeight) {
 final int spanCount = mGridLayoutManager.getSpanCount();
 switch (mGridLayoutManager.getOrientation()) {
  case GridLayoutManager.HORIZONTAL:
   final int colCount = (int) Math.ceil(
     (double) recyclerMeasuredWidth / (double) firstMeasuredItemWidth);
   return colCount * spanCount;
  default:
   final int rowCount = (int) Math.ceil(
     (double) recyclerMeasuredHeight / (double) firstMeasuredItemHeight);
   return rowCount * spanCount;
 }
}

代码示例来源：origin: facebook/litho

@Override
public int computeWrappedHeight(int maxHeight, List<ComponentTreeHolder> componentTreeHolders) {
 final int itemCount = componentTreeHolders.size();
 final int spanCount = mGridLayoutManager.getSpanCount();
 int measuredHeight = 0;
 switch (mGridLayoutManager.getOrientation()) {
  case GridLayoutManager.VERTICAL:
   for (int i = 0; i < itemCount; i += spanCount) {
    final ComponentTreeHolder holder = componentTreeHolders.get(i);
    int firstRowItemHeight = holder.getMeasuredHeight();
    measuredHeight += firstRowItemHeight;
    measuredHeight += LayoutInfoUtils.getTopDecorationHeight(mGridLayoutManager, i);
    measuredHeight += LayoutInfoUtils.getBottomDecorationHeight(mGridLayoutManager, i);
    if (measuredHeight > maxHeight) {
     measuredHeight = maxHeight;
     break;
    }
   }
   return measuredHeight;
  case GridLayoutManager.HORIZONTAL:
  default:
   throw new IllegalStateException(
     "This method should only be called when orientation is vertical");
 }
}

代码示例来源：origin: smuyyh/BookReader

@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
  int position = parent.getChildAdapterPosition(view);
  int orientation = 0;
  int headerCount = 0,footerCount = 0;
  if (parent.getAdapter() instanceof RecyclerArrayAdapter){
    headerCount = ((RecyclerArrayAdapter) parent.getAdapter()).getHeaderCount();
    footerCount = ((RecyclerArrayAdapter) parent.getAdapter()).getFooterCount();
  }
  RecyclerView.LayoutManager layoutManager = parent.getLayoutManager();
  if (layoutManager instanceof StaggeredGridLayoutManager){
    orientation = ((StaggeredGridLayoutManager) layoutManager).getOrientation();
  }else if (layoutManager instanceof GridLayoutManager){
    orientation = ((GridLayoutManager) layoutManager).getOrientation();
  }else if (layoutManager instanceof LinearLayoutManager){
    orientation = ((LinearLayoutManager) layoutManager).getOrientation();
  }
  if (position>=headerCount&&position<parent.getAdapter().getItemCount()-footerCount||mDrawHeaderFooter){
    if (orientation == OrientationHelper.VERTICAL){
      outRect.bottom = mHeight;
    }else {
      outRect.right = mHeight;
    }
  }
}

代码示例来源：origin: smuyyh/BookReader

orientation = ((StaggeredGridLayoutManager) layoutManager).getOrientation();
}else if (layoutManager instanceof GridLayoutManager){
  orientation = ((GridLayoutManager) layoutManager).getOrientation();
}else if (layoutManager instanceof LinearLayoutManager){
  orientation = ((LinearLayoutManager) layoutManager).getOrientation();

代码示例来源：origin: smuyyh/BookReader

spanIndex = ((StaggeredGridLayoutManager.LayoutParams) view.getLayoutParams()).getSpanIndex();
}else if (layoutManager instanceof GridLayoutManager){
   orientation = ((GridLayoutManager) layoutManager).getOrientation();
   spanCount = ((GridLayoutManager) layoutManager).getSpanCount();
   spanIndex = ((GridLayoutManager.LayoutParams) view.getLayoutParams()).getSpanIndex();

代码示例来源：origin: facebook/litho

/**
 * @param widthSpec the widthSpec used to measure the parent {@link RecyclerSpec}.
 * @return widthSpec of a child that is of span size 1
 */
@Override
public int getChildWidthSpec(int widthSpec, RenderInfo renderInfo) {
 switch (mGridLayoutManager.getOrientation()) {
  case GridLayoutManager.HORIZONTAL:
   return SizeSpec.makeSizeSpec(0, UNSPECIFIED);
  default:
   Integer overrideWidth =
     (Integer) renderInfo.getCustomAttribute(GridLayoutInfo.OVERRIDE_SIZE);
   if (overrideWidth != null) {
    return SizeSpec.makeSizeSpec(overrideWidth, EXACTLY);
   }
   if (renderInfo.isFullSpan()) {
    return SizeSpec.makeSizeSpec(SizeSpec.getSize(widthSpec), EXACTLY);
   }
   final int spanCount = mGridLayoutManager.getSpanCount();
   final int spanSize = renderInfo.getSpanSize();
   return SizeSpec.makeSizeSpec(
     spanSize * ((SizeSpec.getSize(widthSpec)) / spanCount), EXACTLY);
 }
}

代码示例来源：origin: facebook/litho

/**
 * @param heightSpec the heightSpec used to measure the parent {@link RecyclerSpec}.
 * @return heightSpec of a child that is of span size 1
 */
@Override
public int getChildHeightSpec(int heightSpec, RenderInfo renderInfo) {
 switch (mGridLayoutManager.getOrientation()) {
  case GridLayoutManager.HORIZONTAL:
   Integer overrideHeight =
     (Integer) renderInfo.getCustomAttribute(GridLayoutInfo.OVERRIDE_SIZE);
   if (overrideHeight != null) {
    return SizeSpec.makeSizeSpec(overrideHeight, EXACTLY);
   }
   if (renderInfo.isFullSpan()) {
    return SizeSpec.makeSizeSpec(SizeSpec.getSize(heightSpec), EXACTLY);
   }
   final int spanCount = mGridLayoutManager.getSpanCount();
   final int spanSize = renderInfo.getSpanSize();
   return SizeSpec.makeSizeSpec(
     spanSize * (SizeSpec.getSize(heightSpec) / spanCount), EXACTLY);
  default:
   return SizeSpec.makeSizeSpec(0, UNSPECIFIED);
 }
}

代码示例来源：origin: blipinsk/RecyclerViewHeader

public final boolean isVertical() {
      if (linear != null) {
        return linear.getOrientation() == LinearLayoutManager.VERTICAL;
      } else if (grid != null) {
        return grid.getOrientation() == LinearLayoutManager.VERTICAL;
//            } else if (staggeredGrid != null) {
//                return ; //TODO: 05.04.2016 implement staggered
      }
      return false; //shouldn't get here
    }
  }

代码示例来源：origin: iielse/ImageWatcher

@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
  final RecyclerView.LayoutManager manager = parent.getLayoutManager();
  final int childPosition = parent.getChildAdapterPosition(view);
  final int itemCount = parent.getAdapter().getItemCount();
  if (manager != null) {
    if (manager instanceof GridLayoutManager) {
      setGrid(((GridLayoutManager) manager).getOrientation(), ((GridLayoutManager) manager).getSpanCount(), outRect, childPosition, itemCount);
    } else if (manager instanceof LinearLayoutManager) {
      setLinear(((LinearLayoutManager) manager).getOrientation(), outRect, childPosition, itemCount);
    }
  }
}

代码示例来源：origin: BoBoMEe/Android-Demos

@Override public void onChange() {
 if (null != mGridLayoutManager) {
  int orientation = mGridLayoutManager.getOrientation();
  mGridLayoutManager.setOrientation(
    orientation == GridLayoutManager.VERTICAL ? GridLayoutManager.HORIZONTAL
      : GridLayoutManager.VERTICAL);
 }
}

代码示例来源：origin: BoBoMEe/Android-Demos

@Override public void onChange() {
 if (null != mGridLayoutManager) {
  int orientation = mGridLayoutManager.getOrientation();
  mGridLayoutManager.setOrientation(
    orientation == GridLayoutManager.VERTICAL ? GridLayoutManager.HORIZONTAL
      : GridLayoutManager.VERTICAL);
 }
}

代码示例来源：origin: open-android/BaseRecyclerAndAdapter

public final boolean isVertical() {
      if (linear != null) {
        return linear.getOrientation() == LinearLayoutManager.VERTICAL;
      } else if (grid != null) {
        return grid.getOrientation() == LinearLayoutManager.VERTICAL;
//            } else if (staggeredGrid != null) {
//                return ; //TODO: 05.04.2016 implement staggered
      }
      return false; //shouldn't get here
    }
  }

代码示例来源：origin: BoBoMEe/Android-Demos

@Override public void onChange() {
 if (null != mGridLayoutManager) {
  int orientation = mGridLayoutManager.getOrientation();
  mGridLayoutManager.setOrientation(
    orientation == GridLayoutManager.VERTICAL ? GridLayoutManager.HORIZONTAL
      : GridLayoutManager.VERTICAL);
 }
}

代码示例来源：origin: mengzhidaren/RecylerViewMultiHeaderView

public final boolean isVertical() {
      if (linear != null) {
        return linear.getOrientation() == LinearLayoutManager.VERTICAL;
      } else if (grid != null) {
        return grid.getOrientation() == LinearLayoutManager.VERTICAL;
//            } else if (staggeredGrid != null) {
//                return ; //TODO: 05.04.2016 implement staggered
      }
      return false; //shouldn't get here
    }
  }

代码示例来源：origin: BoBoMEe/Android-Demos

@Override public void onChange() {
 if (null != mGridLayoutManager) {
  int orientation = mGridLayoutManager.getOrientation();
  mGridLayoutManager.setOrientation(
    orientation == GridLayoutManager.VERTICAL ? GridLayoutManager.HORIZONTAL
      : GridLayoutManager.VERTICAL);
 }
}

代码示例来源：origin: open-android/BaseRecyclerAndAdapter

public final boolean isVertical() {
      if (linear != null) {
        return linear.getOrientation() == LinearLayoutManager.VERTICAL;
      } else if (grid != null) {
        return grid.getOrientation() == LinearLayoutManager.VERTICAL;
//            } else if (staggeredGrid != null) {
//                return ; //TODO: 05.04.2016 implement staggered
      }
      return false; //shouldn't get here
    }
  }

代码示例来源：origin: DavidPacioianu/TheGreatAdapter

@SuppressWarnings("all")
protected int getOrientation(RecyclerView parent) {
  RecyclerView.LayoutManager mgr = parent.getLayoutManager();
  if (mgr instanceof LinearLayoutManager) {
    return ((LinearLayoutManager) mgr).getOrientation();
  } else if (mgr instanceof GridLayoutManager) {
    return ((GridLayoutManager) mgr).getOrientation();
  } else if (mgr instanceof StaggeredGridLayoutManager) {
    return ((StaggeredGridLayoutManager) mgr).getOrientation();
  }
  return VERTICAL;
}

代码示例来源：origin: vihuela/RAD

@SuppressWarnings("all")
protected int getOrientation(RecyclerView parent) {
  RecyclerView.LayoutManager mgr = parent.getLayoutManager();
  if (mgr instanceof LinearLayoutManager) {
    return ((LinearLayoutManager) mgr).getOrientation();
  } else if (mgr instanceof GridLayoutManager) {
    return ((GridLayoutManager) mgr).getOrientation();
  } else if (mgr instanceof StaggeredGridLayoutManager) {
    return ((StaggeredGridLayoutManager) mgr).getOrientation();
  }
  return VERTICAL;
}

代码示例来源：origin: Tencent/RapidView

private void updateMeasurements() {
  int totalSpace;
  if (getOrientation() == VERTICAL) {
    totalSpace = getWidth() - getPaddingRight() - getPaddingLeft();
  } else {
    totalSpace = getHeight() - getPaddingBottom() - getPaddingTop();
  }
  mSizePerSpan = totalSpace / mSpanCount;
}

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