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grid layout manger fix

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This commit is contained in:
cimenmus
2019-06-29 00:21:06 +03:00
parent 9f51a5c0df
commit 6d1ddd1407
8 changed files with 34 additions and 52 deletions
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2
app/src/main/java/ch/pizzamaxx/android/activity/CampaignProductListActivity.java
View File

@@ -85,7 +85,7 @@ public class CampaignProductListActivity extends BaseActivity {
startActivityForResult(productPropertiesIntent, REQUEST_CODE_CAMPAIGN_PRODUCT_PROPERTIES);
}
});
campaignProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(DisplayHelper.dpToPx(12)));
campaignProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(2, 16, true));
campaignProductRecyclerView.setAdapter(menuProductRecyclerAdapter);
}

2
app/src/main/java/ch/pizzamaxx/android/fragment/MenuFragment.java
View File

@@ -113,7 +113,7 @@ public class MenuFragment extends BaseFragment {
//showBottomsheetDialog(menuProductList.get(position));
}
});
menuProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(DisplayHelper.dpToPx(12)));
menuProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(2, 16, true));
menuProductRecyclerView.setAdapter(menuProductRecyclerAdapter);
}

2
app/src/main/java/ch/pizzamaxx/android/fragment/ProductFragment.java
View File

@@ -113,7 +113,7 @@ public class ProductFragment extends BaseFragment {
//showBottomsheetDialog(productList.get(position));
}
});
customProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(DisplayHelper.dpToPx(12)));
customProductRecyclerView.addItemDecoration(new GridSpacesItemDecoration(2, 16, true));
customProductRecyclerView.setAdapter(menuProductRecyclerAdapter);
}

43
app/src/main/java/ch/pizzamaxx/android/view/GridSpacesItemDecoration.java
View File

@@ -4,36 +4,43 @@ import android.graphics.Rect;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import ch.pizzamaxx.android.helper.DisplayHelper;
/**
* Created by cimenmus on 20/09/2017.
*/
// This item decoration is for two column grid layout manager
public class GridSpacesItemDecoration extends RecyclerView.ItemDecoration {
private int space;
private int spanCount;
private int spacing;
private boolean includeEdge;
public GridSpacesItemDecoration(int space) {
this.space = space;
public GridSpacesItemDecoration(int spanCount, int spacingInDp, boolean includeEdge) {
this.spanCount = spanCount;
this.spacing = DisplayHelper.dpToPx(spacingInDp);
this.includeEdge = includeEdge;
}
@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
int position = parent.getChildAdapterPosition(view); // item position
int column = position % spanCount; // item column
outRect.left = space;
outRect.bottom = space;
// Add top margin only for the first item to avoid double space between items
if (parent.getChildLayoutPosition(view) == 0 || parent.getChildLayoutPosition(view) == 1)
outRect.top = space;
else
outRect.top = 0;
// Add right margin only for the first item in the line to avoid double space between items
if (parent.getChildLayoutPosition(view) % 2 == 1)
outRect.right = space;
else
outRect.right = 0;
if (includeEdge) {
outRect.left = spacing - column * spacing / spanCount; // spacing - column * ((1f / spanCount) * spacing)
outRect.right = (column + 1) * spacing / spanCount; // (column + 1) * ((1f / spanCount) * spacing)
if (position < spanCount) { // top edge
outRect.top = spacing;
}
outRect.bottom = spacing; // item bottom
} else {
outRect.left = column * spacing / spanCount; // column * ((1f / spanCount) * spacing)
outRect.right = spacing - (column + 1) * spacing / spanCount; // spacing - (column + 1) * ((1f / spanCount) * spacing)
if (position >= spanCount) {
outRect.top = spacing; // item top
}
}
}
}