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自定义导航栏

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小程序可支持自定义导航栏,您可以根据需要制定导航栏的样式,例如标题的位置、返回按钮的样式等。本文将引导您基于 10.1.68 基线在使用小程序的过程中实现自定义导航栏。该过程主要分为以下三个步骤:

  1. 设置小程序的导航栏

  2. 设置小程序的 OptionMenu

  3. 运行小程序查看设置后的导航栏和 OptionMenu

操作步骤

设置小程序的导航栏

  1. 打开 Android Studio,找到 assets > config 文件夹下的 custom_config.json 文件。添加如下代码,关闭小程序原生导航栏。

     {
         "value": "NO",
         "key": "mp_ta_use_orginal_mini_nagivationbar"
     }
  2. res > drawable 文件夹添加如下图所示的图片资源,点击此处 下载图片资源包。1

  3. 右键单击 res 文件夹下的 layout 文件夹,选择 New > XML > Layout XML File,按 Enter 键。image.png

  4. Layout File Name 输入框中输入布局文件名称,单击 Finishimage.png

  5. h5_new_title_layout.xml 文件中添加如下代码,设置导航栏布局。

    <?xml version="1.0" encoding="utf-8"?>
    <com.alipay.mobile.nebula.view.H5TitleBarFrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/titlebar"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
    
     <LinearLayout
         android:id="@+id/il_layout"
         android:layout_width="match_parent"
         android:layout_height="52dp"
         android:layout_gravity="center_vertical">
    
         <ImageView
             android:id="@+id/back"
             android:layout_width="26dp"
             android:layout_height="26dp"
             android:layout_gravity="center_vertical"
             android:layout_marginLeft="12dp"
             android:scaleType="centerInside"
             android:src="@drawable/icon_arrow_back" />
    
         <ImageView
             android:id="@+id/home"
             android:layout_width="26dp"
             android:layout_height="26dp"
             android:layout_gravity="center_vertical"
             android:layout_marginLeft="12dp"
             android:scaleType="centerInside"
             android:src="@drawable/icon_miniprogram_home"
             android:visibility="gone" />
    
         <LinearLayout
             android:layout_width="0dp"
             android:layout_height="match_parent"
             android:layout_weight="1"
             android:gravity="center_horizontal"
             android:orientation="vertical">
    
             <TextView
                 android:id="@+id/mainTitle"
                 android:layout_width="wrap_content"
                 android:layout_height="match_parent"
                 android:gravity="center"
                 android:textColor="@android:color/white"
                 android:textSize="20sp" />
    
             <TextView
                 android:id="@+id/subTitle"
                 android:layout_width="wrap_content"
                 android:layout_height="match_parent"
                 android:visibility="visible" />
    
         </LinearLayout>
    
         <FrameLayout
             android:id="@+id/options1"
             android:layout_width="wrap_content"
             android:layout_height="match_parent"
             android:visibility="gone">
    
             <ImageView
                 android:id="@+id/o1image"
                 android:layout_width="26dp"
                 android:layout_height="26dp"
                 android:layout_gravity="center_vertical" />
         </FrameLayout>
    
         <LinearLayout
             android:id="@+id/options"
             android:layout_width="wrap_content"
             android:layout_height="match_parent"
             android:layout_gravity="center_vertical"
             android:layout_marginRight="12dp"
             android:orientation="horizontal"
             android:visibility="gone" />
     </LinearLayout>
    </com.alipay.mobile.nebula.view.H5TitleBarFrameLayout>
  6. 创建 TinyNavigationBar 类。image.png

  7. 在 TinyNavigationBar 类中添加如下代码实现自定义 Title Bar。

     public class TinyNavigationBar extends AbsTitleView {
         private H5TitleBarFrameLayout content;
    
         private TextView mainTitleView;
    
         private TextView subTitleView;
    
         private View btnBack;
    
         private View optionContainer;
    
         private View options1;
    
         private View btHome;
    
         private Context context;
         public TinyNavigationBar(Context context) {
             ViewGroup parent = null;
             this.context = context;
             if (context instanceof Activity) {
                 parent = (ViewGroup) ((Activity) context).findViewById(android.R.id.content);
             }
             content = (H5TitleBarFrameLayout) LayoutInflater.from(context).inflate(R.layout.h5_new_title_layout, parent, false);
             content.getContentBgView().setColor(context.getResources().getColor(R.color.colorPrimary));
             mainTitleView = (TextView) content.findViewById(R.id.mainTitle);
             subTitleView = (TextView) content.findViewById(R.id.subTitle);
             btnBack = content.findViewById(R.id.back);
             btnBack.setOnClickListener(new View.OnClickListener() {
                 @Override
                 public void onClick(View v) {
                     invokePageBackEvent();
                 }
             });
             optionContainer = content.findViewById(R.id.options);
             btHome = content.findViewById(R.id.home);
             int statusBarHeight = H5StatusBarUtils.getStatusBarHeight(context);
             content.setPadding(0, statusBarHeight, 0, 0);
             btHome.setOnClickListener(new View.OnClickListener() {
                 @Override
                 public void onClick(View v) {
                     invokeHomeClickEvent();
                 }
             });
             options1 = content.findViewById(R.id.options1);
             options1.setOnClickListener(new View.OnClickListener() {
                 @Override
                 public void onClick(View v) {
                     invokeOptionClickEvent(1, false);
                 }
             });
         }
         @Override
         public int getBackgroundColor() {
             return content.getContentBgView().getColor();
         }
         @Override
         public void setBackgroundAlphaValue(int i) {
             content.getContentBgView().setAlpha(i);
         }
         @Override
         public void setBackgroundColor(int i) {
             if ((i & 0xffffff) == 0xffffff) {
                 mainTitleView.setTextColor(Color.BLACK);
             } else {
                 mainTitleView.setTextColor(Color.WHITE);
             }
             content.getContentBgView().setColor(i);
             notifyTitleBarChanged();
         }
         @Override
         public String getTitle() {
             return mainTitleView.getText().toString();
         }
         @Override
         public void setTitle(String s) {
             mainTitleView.setText(s);
         }
         @Override
         public void setSubTitle(String s) {
             subTitleView.setText(s);
         }
         @Override
         public void setTitleImage(Bitmap bitmap) {
         }
         @Override
         public TextView getMainTitleView() {
             return mainTitleView;
         }
         @Override
         public TextView getSubTitleView() {
             return subTitleView;
         }
         @Override
         public void resetTitle() {
             content.getContentBgView().setColor(context.getResources().getColor(R.color.colorPrimary));
         }
         @Override
         public void showCloseButton(boolean b) {
         }
         @Override
         public View getContentView() {
             return content;
         }
         @Override
         public void showBackButton(boolean b) {
             btnBack.setVisibility(b ? View.VISIBLE : View.GONE);
         }
         @Override
         public void showBackHome(boolean b) {
             btHome.setVisibility(b ? View.VISIBLE : View.GONE);
         }
         @Override
         public void showOptionMenu(boolean b) {
             optionContainer.setVisibility(b ? View.VISIBLE : View.GONE);
             options1.setVisibility(b ? View.VISIBLE : View.GONE);
         }
         @Override
         public View getOptionMenuContainer(int i) {
             if (i == 1) {
                 return options1;
             }
             return optionContainer;
         }
         @Override
         public void setOptionMenu(boolean reset, boolean override, boolean isTinyApp, List<MenuData> menus) {
             for (int i = 0; i < 2 && i < menus.size(); i++) {
                 MenuData menuData = menus.get(i);
                 if (isTinyApp) {
                     String iconUrl = menuData.getIcon();
                     if (!TextUtils.isEmpty(iconUrl)) {
                         H5ImageUtil.loadImage(iconUrl, new H5ImageListener() {
                             @Override
                             public void onImage(Bitmap bitmap) {
                                 ((ImageView)options1.findViewById(R.id.o1image)).setImageBitmap(bitmap);
                             }
                         });
                     }
                 }
             }
         }
         @Override
         public void showTitleLoading(boolean b) {
         }
         @Override
         public View getPopAnchor() {
             return optionContainer;
         }
     }

设置小程序的 OptionMenu

  1. 右键单击 res 文件夹下的 layout 文件夹,选择 New > XML > Layout XML File,按 Enter 键。image.png

  2. 输入 Layout File Name,单击 Finishimage.png

  3. layout_tiny_right.xml 文件中添加如下代码,设置 OptionMenu 控制区的布局。

     <?xml version="1.0" encoding="utf-8"?>
     <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
         android:layout_gravity="center_vertical">
         <LinearLayout
             android:id="@+id/option_bg"
             android:background="#9fffffff"
             android:layout_width="wrap_content"
             android:layout_height="42dp"
             android:layout_gravity="center_vertical"
             android:gravity="center_vertical">
             <ImageView
                 android:id="@+id/more"
                 android:layout_width="26dp"
                 android:layout_height="26dp"
                 android:src="@drawable/icon_more"/>
             <ImageView
                 android:id="@+id/close"
                 android:layout_width="26dp"
                 android:layout_height="26dp"
                 android:layout_marginLeft="12dp"
                 android:src="@drawable/icon_miniprogram_close"/>
         </LinearLayout>
     </FrameLayout>
  4. 创建 TinyOptionMenuView 类。image.png

  5. 在 TinyOptionMenuView 类中添加如下代码实现自定义 OptionMenu 控制区。

     public class TinyOptionMenuView extends AbsTinyOptionMenuView {
    
         private View container;
    
         private ImageView ivMore;
    
         private View ivClose;
    
         private Context context;
    
         private View bgView;
    
         public TinyOptionMenuView(Context context) {
             this.context = context;
             ViewGroup parent = null;
             if (context instanceof Activity) {
                 parent = (ViewGroup) ((Activity) context).findViewById(android.R.id.content);
             }
             container = LayoutInflater.from(context).inflate(R.layout.layout_tiny_right, parent, false);
             ivClose = container.findViewById(R.id.close);
             ivMore = (ImageView) container.findViewById(R.id.more);
             bgView = container.findViewById(R.id.option_bg);
         }
    
         @Override
         public View getView() {
             return container;
         }
    
         @Override
         public void setOptionMenuOnClickListener(View.OnClickListener onClickListener) {
             ivMore.setOnClickListener(onClickListener);
         }
    
         @Override
         public void setCloseButtonOnClickListener(View.OnClickListener onClickListener) {
             ivClose.setOnClickListener(onClickListener);
         }
    
         @Override
         public void setCloseButtonOnLongClickListener(View.OnLongClickListener onLongClickListener) {
             ivClose.setOnLongClickListener(onLongClickListener);
         }
    
         @Override
         public void onStateChanged(TinyAppActionState state) {
             if (state == null) {
                 ivMore.setImageDrawable(context.getResources().getDrawable(R.drawable.icon_more));
             } else if (state.getAction().equals(TinyAppActionState.ACTION_LOCATION)) {
                 ivMore.setImageDrawable(context.getResources().getDrawable(R.drawable.icon_miniprogram_location));
             }
         }
    
         @Override
         protected void onTitleChange(final H5TitleView title) {
             super.onTitleChange(title);
             int color = title.getBackgroundColor();
             if ((color & 0xffffff) == 0xffffff) {
                 bgView.setBackgroundColor(Color.RED);
             } else {
                 bgView.setBackgroundColor(Color.GREEN);
             }
         }
    
         @Override
         public void setH5Page(H5Page h5Page) {
             super.setH5Page(h5Page);
             // title becomes available from here.
             if (getTitleBar().getBackgroundColor() == -1) {
                 bgView.setBackgroundColor(Color.RED);
             }
         }
    
         @Override
         public void hideOptionMenu() {
    
         }
     }
  6. 在 MyApplication 类中的 IInitCallback 初始化回调中添加如下代码实现自定义标题栏和自定义右上角配置栏。

      // 自定义标题栏
                     MPNebula.setCustomViewProvider(new H5ViewProvider() {
                         @Override
                         public H5TitleView createTitleView(Context context) {
                             // 返回自定义 title
                             return new TinyNavigationBar(context);
                         }
    
                         @Override
                         public H5NavMenuView createNavMenu() {
                             return null;
                         }
    
                         @Override
                         public H5PullHeaderView createPullHeaderView(Context context, ViewGroup viewGroup) {
                             return null;
                         }
    
                         @Override
                         public H5WebContentView createWebContentView(Context context) {
                             return null;
                         }
                     });
                     // 自定义小程序右上角配置栏
                     H5Utils.setProvider(TinyOptionMenuViewProvider.class.getName(), new TinyOptionMenuViewProvider() {
                         @Override
                         public AbsTinyOptionMenuView createView(Context context) {
                             return new TinyOptionMenuView(context);
                         }
                     });
    image.png

运行小程序查看设置后的导航栏和 OptionMenu

  1. 单击 Run 运行程序到真机上。

  2. 单击 Hello World! 启动小程序。打开应用后在小程序加载时界面如下,可以看到自定义的右上角配置栏。image.png

  3. 单击 基础组件 下的 图标 可以看到 Icon 页中的自定义导航栏布局。image.pngimage.png

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