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60 lines
1.5 KiB
60 lines
1.5 KiB
package com.community.pocket.ui.main;
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import android.os.Build;
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import android.view.View;
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import android.widget.Button;
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import androidx.annotation.RequiresApi;
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import androidx.navigation.NavController;
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import androidx.navigation.Navigation;
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import com.community.pocket.R;
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import com.community.pocket.ui.BaseFragment;
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import java.util.Objects;
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/**
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* 二级菜单基础框架
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*/
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public abstract class MainFragment extends BaseFragment {
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/**
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* @return FragmentContainerView id
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*/
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protected abstract int fragmentId();
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private NavController navController;
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/**
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* @return 路由控制器
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*/
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@RequiresApi(api = Build.VERSION_CODES.KITKAT)
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protected NavController ctrl() {
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if (navController == null && getView() != null) {
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navController = Navigation.findNavController(getView().findViewById(fragmentId()));
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}
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return navController;
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}
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/**
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* 点击按钮改变字体颜色
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*/
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@RequiresApi(api = Build.VERSION_CODES.KITKAT)
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protected void changeColor(View view) {
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int color = getResources().getColor(R.color.button_unchecked);
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for (int id : button_ids()) {
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View v = Objects.requireNonNull(getActivity()).findViewById(id);
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v.setBackgroundColor(color);
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}
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if (view instanceof Button) {
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Button button = (Button) view;
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button.setBackgroundColor(getResources().getColor(R.color.colorAccent));
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}
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}
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/**
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* 按钮组id
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*/
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protected abstract int[] button_ids();
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}
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