IP屬地：北京
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onTouchEvent源碼解析
源碼解析public boolean onTouchEvent(MotionEvent event) {final float x = even...
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java.lang.IllegalArgumentException: No view found for id 0x7f1108ca原始崩潰信息: java.lang.IllegalArgumentException: No view found for id 0x7f110...
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RecyclerView 9宮格圖片無(wú)法完全拼接
標(biāo)注不對(duì)
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EditText hint支持圖標(biāo)
兼容21及以下版本 fun EditText.setHintImageSpan(hintTips: String?, drawable: Int...
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RecyclerView嵌套滾動(dòng)
實(shí)現(xiàn)方案 父View不攔截事件书聚，并實(shí)現(xiàn)NestedScrollingParent2接口。上滑時(shí)父view優(yōu)先處理滑動(dòng)，下滑時(shí)子view優(yōu)先處理滑...
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協(xié)程線程問題
情況一 lifecycleScope.launch(Dispatchers.IO){ delay(5000) click.text ="...
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6.0運(yùn)行時(shí)權(quán)限與targetSdkVersion選擇
Android6.0普通權(quán)限normal permission 和 危險(xiǎn)權(quán)限dangerous permission NormalPermiss...
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協(xié)程原理
welcome to the co-routines codelab ,in this codelab you will learn the b...
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textview跑馬燈
寬度要寫死，不然不跑 class MarqueeTextView(context: Context, attr: AttributeSet) :...