diff options
Diffstat (limited to 'app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java')
-rw-r--r-- | app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java b/app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java index b59e7157..a33746c4 100644 --- a/app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java +++ b/app/src/main/java/github/daneren2005/dsub/view/GridSpacingDecoration.java @@ -18,10 +18,17 @@ package github.daneren2005.dsub.view; import android.graphics.Rect; import android.support.v7.widget.GridLayoutManager; import android.support.v7.widget.RecyclerView; +import android.util.Log; import android.util.TypedValue; import android.view.View; +import android.view.ViewGroup; +import android.widget.FrameLayout; +import android.widget.LinearLayout; + +import static android.widget.LinearLayout.*; public class GridSpacingDecoration extends RecyclerView.ItemDecoration { + private static final String TAG = GridSpacingDecoration.class.getSimpleName(); public static final int SPACING = 10; @Override @@ -39,30 +46,52 @@ public class GridSpacingDecoration extends RecyclerView.ItemDecoration { } int spanCount = getTotalSpan(view, parent); int spanIndex = childIndex % spanCount; + + // If we can, use the SpanSizeLookup since headers screw up the index calculation + RecyclerView.LayoutManager layoutManager = parent.getLayoutManager(); + if(layoutManager instanceof GridLayoutManager) { + GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager; + GridLayoutManager.SpanSizeLookup spanSizeLookup = gridLayoutManager.getSpanSizeLookup(); + if(spanSizeLookup != null) { + spanIndex = spanSizeLookup.getSpanIndex(childIndex, spanCount); + } + } int spanSize = getSpanSize(parent, childIndex); /* INVALID SPAN */ if (spanCount < 1 || spanSize > 1) return; - outRect.top = halfSpacing; - outRect.bottom = halfSpacing; - outRect.left = halfSpacing; - outRect.right = halfSpacing; + int margins = 0; + if(view instanceof UpdateView) { + View firstChild = ((ViewGroup) view).getChildAt(0); + ViewGroup.LayoutParams layoutParams = firstChild.getLayoutParams(); + if (layoutParams instanceof LinearLayout.LayoutParams) { + margins = ((LinearLayout.LayoutParams) layoutParams).bottomMargin; + } else if (layoutParams instanceof FrameLayout.LayoutParams) { + margins = ((FrameLayout.LayoutParams) layoutParams).bottomMargin; + } + } + int doubleMargins = margins * 2; + + outRect.top = halfSpacing - margins; + outRect.bottom = halfSpacing - margins; + outRect.left = halfSpacing - margins; + outRect.right = halfSpacing - margins; if (isTopEdge(childIndex, spanCount)) { - outRect.top = spacing; + outRect.top = spacing - doubleMargins; } if (isLeftEdge(spanIndex, spanCount)) { - outRect.left = spacing; + outRect.left = spacing - doubleMargins; } if (isRightEdge(spanIndex, spanCount)) { - outRect.right = spacing; + outRect.right = spacing - doubleMargins; } if (isBottomEdge(childIndex, childCount, spanCount)) { - outRect.bottom = spacing; + outRect.bottom = spacing - doubleMargins; } } |