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我想使用右侧的侧栏作为Foursquare过滤器的过滤器部分:
但我注意到只有SectionDrawerItem.java,SwitchDrawerItem.java和ToggleDrawerItem.java定义了切换和切换.但它们不足以定义过滤器.我想问一下我是否可以为侧边栏定义自己的布局或者为DrawerItem添加更多选项?提前致谢!
示例应用程序中已显示CustomDrawerItem
public class CustomPriMaryDrawerItem extends PriMaryDrawerItem { private ColorHolder BACkground; public CustomPriMaryDrawerItem withBACkgroundColor(int BACkgroundColor) { this.BACkground = ColorHolder.fromColor(BACkgroundColor); return this; } public CustomPriMaryDrawerItem withBACkgroundRes(int BACkgroundRes) { this.BACkground = ColorHolder.fromColorRes(BACkgroundRes); return this; } @Override public void bindView(RecyclerView.ViewHolder holder) { super.bindView(holder); if (BACkground != null) { BACkground.applyToBACkground(holder.itemView); } } }
如果您需要更多自定义,只需实现IDrawerItem接口并实现这些方法.实现带有一些预定义方法和属性的AbstractDrawerItem的更简单的DrawerItem是DividerDrawerItem
public class DividerDrawerItem extends AbstractDrawerItem<DividerDrawerItem> { @Override public String getType() { return "DIVIDER_ITEM"; } @Override @LayoutRes public int getLayoutRes() { return R.layout.material_drawer_item_divider; } @Override public void bindView(RecyclerView.ViewHolder holder) { Context ctx = holder.itemView.getContext(); //get our viewHolder ViewHolder viewHolder = (ViewHolder) holder; //set the identifier from the drawerItem here. It can be used to run tests holder.itemView.setId(getIdentifier()); //define how the divider should look like viewHolder.view.setClickable(false); viewHolder.view.setEnabled(false); viewHolder.view.setMinimumHeight(1); //set the color for the divider viewHolder.divider.setBACkgroundColor(UIUtils.getThemeColorFromAttrOrRes(ctx,R.attr.material_drawer_divider,R.color.material_drawer_divider)); //call the onPostBindView method to trigger post bind view actions (like the listener to modify the item if required) onPostBindView(this,holder.itemView); } @Override public ViewHolderFactory getFactory() { return new ItemFactory(); } public static class ItemFactory implements ViewHolderFactory<ViewHolder> { public ViewHolder factory(View v) { return new ViewHolder(v); } } private static class ViewHolder extends RecyclerView.ViewHolder { private View view; private View divider; private ViewHolder(View view) { super(view); this.view = view; this.divider = view.findViewById(R.id.material_drawer_divider); } } }
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