android - 动态RelativeLayout中的FrameLayout重力不起作用
问题描述
为什么 FrameLayout 从不调整其高度以适应 TextView 中的文本？我已经设置了 and 的高度，FrameLayout但这TextView没有match_parent用。
class MyFragment : androidx.fragment.app.Fragment() {
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
return inflater.inflate(R.layout.fragment_rl, container, false)
}
override fun onActivityCreated(savedInstanceState: Bundle?) {
val v = view
val mainRelativeLayout = v!!.findViewById(R.id.myRelativeLayout) as RelativeLayout
val rlpCVWarning = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpIVWarningIcon = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpTVWarningText = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpTVTitle = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpCVTimes = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpLLOpeningTime = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpIVBoardIcon = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpTVOpeningTime = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpTVInformation = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpLLClosingTime = RelativeLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.MATCH_PARENT)
val rlpIVIconExit = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.WRAP_CONTENT)
val rlpFLClosingTime = FrameLayout.LayoutParams(FrameLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.MATCH_PARENT)
val rlpTVClosingTime = RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT,
FrameLayout.LayoutParams.MATCH_PARENT)
val r = context!!.resources
val fourDp = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 4f, r.displayMetrics).toInt()
val fiveDp = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 5f, r.displayMetrics).toInt()
val tenDp = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 10f, r.displayMetrics).toInt()
val thirtyDp = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 30f, r.displayMetrics).toInt()
val cvRLWarning = RelativeLayout(context)
val cvRLTimes = RelativeLayout(context)
val cvLLOpeningTime = LinearLayout(context)
val cvLLClosingTime = LinearLayout(context)
val cvFLClosingTime = FrameLayout(context)
cvLLClosingTime.orientation = LinearLayout.HORIZONTAL
val cvWarning = context?.let { CardView(it) }
when {
cvWarning != null -> {
cvWarning.radius = fourDp.toFloat()
cvWarning.setContentPadding(tenDp,tenDp,tenDp,tenDp)
cvWarning.useCompatPadding = true
cvWarning.cardElevation = fourDp.toFloat()
cvWarning.layoutParams = rlpCVWarning
}
}
rlpCVWarning.setMargins(0, 0, 0, thirtyDp)
val cvTimes = context?.let { CardView(it) }
when {
cvTimes != null -> {
cvTimes.radius = fourDp.toFloat()
cvTimes.setContentPadding(tenDp,tenDp,tenDp,tenDp)
cvTimes.useCompatPadding = true
cvTimes.cardElevation = fourDp.toFloat()
cvTimes.layoutParams = rlpCVTimes
}
}
rlpCVTimes.setMargins(0, 0, 0, thirtyDp)
/*
* Creating 'Warning' CardView items
*/
val ivWarningIcon = ImageView(context)
ivWarningIcon.setImageResource(R.drawable.ic_warning)
rlpIVWarningIcon.setMargins(0, 0, tenDp, 0)
val tvWarningText = TextView(context)
tvWarningText.text = "Lorem ipsum dolor sit amet, eos aliquam vulputate percipitur ei. Ut sea viderer epicurei. Solet placerat voluptatibus mea an, pro ei perfecto mediocritatem. Ne lucilius legendos qualisque sea, usu te iriure deleniti."
TextViewCompat.setTextAppearance(tvWarningText, android.R.style.TextAppearance_Medium)
val tvTitle = TextView(context)
tvTitle.text = "Lorem ipsum dolor sit amet, eos aliquam vulputate percipitur ei."
tvTitle.gravity = Gravity.CENTER
TextViewCompat.setTextAppearance(tvTitle, android.R.style.TextAppearance_Medium)
rlpTVTitle.setMargins(0, tenDp, 0, tenDp)
/*
* Creating 'Times' CardView items
*/
val ivOpeningClock = ImageView(context)
ivOpeningClock.setImageResource(R.drawable.ic_time)
ivOpeningClock.setColorFilter((colorFTC), android.graphics.PorterDuff.Mode.SRC_IN)
rlpIVBoardIcon.setMargins(0, 0, fiveDp, 0)
val tvOpeningTime = TextView(context)
tvOpeningTime.text = "TextView A"
TextViewCompat.setTextAppearance(tvOpeningTime, android.R.style.TextAppearance_Large)
tvOpeningTime.gravity = Gravity.CENTER_VERTICAL
val tvInformation = TextView(context)
tvInformation.text = "TextView B"
TextViewCompat.setTextAppearance(tvInformation, android.R.style.TextAppearance_Medium)
rlpTVInformation.setMargins(0, 0,0, fiveDp)
val ivClosingClock = ImageView(context)
ivClosingClock.setImageResource(R.drawable.ic_time)
ivClosingClock.setColorFilter((colorFTC), android.graphics.PorterDuff.Mode.SRC_IN)
rlpIVIconExit.setMargins(0, 0, fiveDp, 0)
val tvClosingTime = TextView(context)
tvClosingTime.text = "TextView C - Lorem ipsum dolor sit amet, eos aliquam vulputate percipitur ei."
TextViewCompat.setTextAppearance(tvClosingTime, android.R.style.TextAppearance_Medium)
tvClosingTime.gravity = Gravity.CENTER_VERTICAL
// Set IDs
mainRelativeLayout.id = View.generateViewId()
cvWarning!!.id = View.generateViewId()
cvRLWarning.id = View.generateViewId()
ivWarningIcon.id = View.generateViewId()
tvWarningText.id = View.generateViewId()
tvTitle.id = View.generateViewId()
cvTimes!!.id = View.generateViewId()
cvRLTimes.id = View.generateViewId()
cvLLOpeningTime.id = View.generateViewId()
ivOpeningClock.id = View.generateViewId()
tvOpeningTime.id = View.generateViewId()
tvInformation.id = View.generateViewId()
cvLLClosingTime.id = View.generateViewId()
ivClosingClock.id = View.generateViewId()
cvFLClosingTime.id = View.generateViewId()
tvClosingTime.id = View.generateViewId()
// Set Layout Parameters
ivWarningIcon.layoutParams = rlpIVWarningIcon
tvWarningText.layoutParams = rlpTVWarningText
tvTitle.layoutParams = rlpTVTitle
cvLLOpeningTime.layoutParams = rlpLLOpeningTime
ivOpeningClock.layoutParams = rlpIVBoardIcon
tvOpeningTime.layoutParams = rlpTVOpeningTime
tvInformation.layoutParams = rlpTVInformation
cvLLClosingTime.layoutParams = rlpLLClosingTime
ivClosingClock.layoutParams = rlpIVIconExit
cvFLClosingTime.layoutParams = rlpFLClosingTime
tvClosingTime.layoutParams = rlpTVClosingTime
// Set RelativeLayout rules
rlpTVWarningText.addRule(RelativeLayout.END_OF, ivWarningIcon.id)
rlpTVTitle.addRule(RelativeLayout.BELOW, cvWarning.id)
rlpCVTimes.addRule(RelativeLayout.BELOW, tvTitle.id)
rlpTVOpeningTime.addRule(RelativeLayout.END_OF, ivOpeningClock.id)
rlpTVInformation.addRule(RelativeLayout.BELOW, cvLLOpeningTime.id)
rlpLLClosingTime.addRule(RelativeLayout.BELOW, tvInformation.id)
// Adding items to root layout
mainRelativeLayout.addView(cvWarning)
cvWarning.addView(cvRLWarning)
cvRLWarning.addView(ivWarningIcon)
cvRLWarning.addView(tvWarningText)
mainRelativeLayout.addView(tvTitle)
mainRelativeLayout.addView(cvTimes)
cvTimes.addView(cvRLTimes)
cvRLTimes.addView(cvLLOpeningTime)
cvLLOpeningTime.addView(ivOpeningClock)
cvLLOpeningTime.addView(tvOpeningTime)
cvRLTimes.addView(tvInformation)
cvRLTimes.addView(cvLLClosingTime)
cvLLClosingTime.addView(ivClosingClock)
cvLLClosingTime.addView(cvFLClosingTime)
cvFLClosingTime.addView(tvClosingTime)
super.onActivityCreated(savedInstanceState)
}
}
解决方案
我知道这并不能真正回答您的问题，但是您是否考虑过使用ConstraintLayout？