秦子帅
明确目标,每天进步一点点.....
作者 | 丶E
前言
标题栏是app开发经常用到的东西,几乎每个页面都有,那就一定需要一个通用的标题栏了。
说到标题栏,很多人会想到Toolbar,谷歌爸爸的东西,毋庸置疑;可RadioButton你还在用么,为什么?拓展性差,我曾经也封装改造过Toolbar,标题字体颜色、字体大小、标题居中、更改高度、左侧留白等等等等,成功的用了一段时间、但心里还是有些不舒服(别说新手用、面对多变的需求,还是会显得很无力吧)
请不要喷我、因为我曾经也是一个倔强的坚信谷歌爸爸所有东西的Android开发者;
说了这么多、进入正题吧。
效果及实现
1.最简单的实现和效果
xml
<com.next.easytitlebar.view.EasyTitleBar
android:id="@+id/titleBar"
android:layout_width="match_parent"
android:layout_height="wrap_content">com.next.easytitlebar.view.EasyTitleBar>
Activity
/**
* 历史记录
*/public class HistoryActivity extends BaseActivity {@Overrideprotected int getScreenMode() {return 0;
}@Overrideprotected int getLayoutId() {return R.layout.activity_history;
}@Overrideprotected void onViewCreated() {
}@Overrideprotected void initEventAndData() {
}
}
效果:
Activity中什么操作都没有就完成了这个实现、点击箭头直接返回、标题显示的是AndroidManifest.xml中的label(当然这些都是封装好的、下面会提到)
<activityandroid:name=".ui.HistoryActivity"android:label="历史记录"android:launchMode="singleTask"android:screenOrientation="portrait" />
2.左右两侧新增menu,可能是图片、文字、也可能是一个稍复杂的View(数量也都不一定),这也是经常见的需求
- Java代码添加文字、图片及监听事件
titleBar.addRightImg(R.mipmap.icon_contact, new EasyTitleBar.MenuBuilder.OnMenuClickListener() {@Overridepublic void OnMenuEvent() {
Toast.makeText(getContext(), "没有联系人", Toast.LENGTH_SHORT).show();
}
});
也可以这样添加menu、同时设置之间的距离
locationText = (TextView) new EasyTitleBar.MenuBuilder(getContext(), titleBar)
.text("北京")
.paddingleft(15)
.paddingright(15)
.menuTextColor(ContextCompat.getColor(getContext(),R.color.appColor))
.onItemClickListener(new EasyTitleBar.MenuBuilder.OnMenuClickListener() {@Overridepublic void OnMenuEvent() {
locationText.setText("上海");
}
})
.createText();
titleBar.addLeftView(locationText);
- Java代码添加稍复杂view
View view = LayoutInflater.from(getContext()).inflate(R.layout.schedule_menu_view, null);
titleBar.addRightView(view);
- xml中也可以添加(xml左右两边最多添加三个、应该够了吧,满足不了可以在Java代码中添加)
<attr name="Easy_rightOneImage" format="reference" /><attr name="Easy_rightOneText" format="string" /><attr name="Easy_rightTwoImage" format="reference" /><attr name="Easy_rightTwoText" format="string" /><attr name="Easy_rightThreeImage" format="reference" /><attr name="Easy_rightThreeText" format="string" />
- 等等、那点击事件呢?
你可以通过getRightLayout(position)直接获取到view、然后设置点击事件
titleBar.getRightLayout(0).setOnClickListener(new View.OnClickListener() {@Override
public void onClick(View view) {//点击了
}
});
这里需要注意的是右侧添加的view是从右向左排列的
3.滑动渐变可使用attachScrollView方法(支持NestedScrollView和RecyclerView),当然你也可以自己监听滑动距离、然后调用titleBar.setBackgroundColor(color)设置背景的颜色;
titleBar.attachScrollView(mSrollView, R.color.white, EasyUtil.dip2px(getContext(), 250) + titleBar.getHeight(), new EasyTitleBar.OnSrollAlphaListener() {@Overridepublic void OnSrollAlphaEvent(float alpha) {if (alpha > 0.8) {
titleBar.setTitle("我的");
titleBar.setTitleColor(ContextCompat.getColor(getContext(), R.color.common_text_3));
EasyStatusBarUtil.StatusBarLightMode(getActivity(), R.color.white, R.color.status_bar_color); //设置白底黑字
isBlack = true;
} else {
isBlack = false;
EasyStatusBarUtil.StatusBarDarkMode(getActivity(), ((MainActivity) getActivity()).getMode());
titleBar.setTitle("");
titleBar.setTitleColor(ContextCompat.getColor(getContext(), R.color.white));
}
}
});
4.双击事件处理些滑动到顶部之类的需求
titleBar.setOnDoubleClickListener(new EasyTitleBar.OnDoubleClickListener() {@Overridepublic void onDoubleEvent(View view) {
mSrollView.post(new Runnable() {@Overridepublic void run() {
mSrollView.fling(0);// mSrollView.smoothScrollTo(0, 0);
mSrollView.fullScroll(ScrollView.FOCUS_UP);
}
});
}
});
配置
1. 依赖
Step 1. Add it in your root build.gradle at the end of repositories:
allprojects {
repositories {
...
maven { url 'https://jitpack.io' }
}
}
Step 2. Add the dependency
implementation 'com.github.forvv231:EasyTitleBar:1.0.0'
2. Application中设置全局默认配置
private void initEasyTitleBar() {EasyTitleBar.init().backIconRes(R.mipmap.icon_l).backgroud(ContextCompat.getColor(instance, R.color.appColor)).titleSize(18).titleColor(ContextCompat.getColor(instance, R.color.white)).titleBarHeight(56);
}
封装及属性
默认点击返回箭头、关闭界面
在Application的onCreate加入以下代码:
registerActivityLifecycleCallbacks(new ActivityLifecycleCallbacks() {@Overridepublic void onActivityCreated(final Activity activity, Bundle savedInstanceState) {// ActivityBean bean = new ActivityBean();// Unbinder unbinder = ButterKnife.bind(activity);// bean.setUnbinder(unbinder);// activity.getIntent().putExtra("ActivityBean", bean);//这里全局给Activity设置toolbar和title,你想象力有多丰富,这里就有多强大,以前放到BaseActivity的操作都可以放到这里if (activity.findViewById(R.id.titleBar) != null) { //找到 Toolbar 并且替换 Actionbar
EasyTitleBar easyTitleBar = activity.findViewById(R.id.titleBar);
easyTitleBar.getBackLayout().setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View view) {
activity.onBackPressed();
}
});
}
}@Overridepublic void onActivityStarted(Activity activity) {
}@Overridepublic void onActivityResumed(Activity activity) {
}@Overridepublic void onActivityPaused(Activity activity) {
}@Overridepublic void onActivityStopped(Activity activity) {
}@Overridepublic void onActivitySaveInstanceState(Activity activity, Bundle bundle) {
}@Overridepublic void onActivityDestroyed(Activity activity) {// ActivityBean bean = activity.getIntent().getParcelableExtra("ActivityBean");// bean.getUnbinder().unbind();
}
});
注:xml使用时id要和Application中findViewById中的一样,代码中屏蔽的为ButterKnife的部分、你也可以尝试下、就不用每次都在Activity中绑定了
属性:
<declare-styleable name="EasyTitleBar"><attr name="Easy_titleBarHeight" format="dimension" /><attr name="Easy_titleBarBackground" format="color" /><attr name="Easy_fitColor" format="color|reference" /><attr name="Easy_parentPadding" format="dimension" /><attr name="Easy_viewPadding" format="dimension" /><attr name="Easy_title" format="string" /><attr name="Easy_titleSize" format="dimension" /><attr name="Easy_titleColor" format="color" /><attr name="Easy_titleStyle"><flag name="center" value="0" /><flag name="left" value="1" />attr><attr name="Easy_lineState"><flag name="gone" value="0" /><flag name="visiable" value="1" />attr><attr name="Easy_lineHeight" format="dimension" /><attr name="Easy_lineColor" format="color" /><attr name="Easy_backLayoutState"><flag name="visiable" value="1" /><flag name="gone" value="0" />attr><attr name="Easy_backRes" format="reference" /><attr name="Easy_leftOneImage" format="reference" /><attr name="Easy_leftOneText" format="string" /><attr name="Easy_leftTwoImage" format="reference" /><attr name="Easy_leftTwoText" format="string" /><attr name="Easy_leftThreeImage" format="reference" /><attr name="Easy_leftThreeText" format="string" /><attr name="Easy_leftLayoutState"><flag name="gone" value="0" /><flag name="visiable" value="1" />attr><attr name="Easy_rightOneImage" format="reference" /><attr name="Easy_rightOneText" format="string" /><attr name="Easy_rightTwoImage" format="reference" /><attr name="Easy_rightTwoText" format="string" /><attr name="Easy_rightThreeImage" format="reference" /><attr name="Easy_rightThreeText" format="string" /><attr name="Easy_rightLayoutState"><flag name="gone" value="0" /><flag name="visiable" value="1" />attr><attr name="Easy_fitsSystemWindows" format="boolean" /><attr name="Easy_hasStatusPadding" format="boolean" /><attr name="Easy_menuImgSize" format="dimension" /><attr name="Easy_menuTextSize" format="dimension" /><attr name="Easy_menuTextColor" format="color" />declare-styleable>
Github地址:
https://github.com/forvv231/EasyTitleBar.git
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