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Fix RTL paddings

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Android apparently has an issue with the layout in RTL, since it applies
the start/end padding to both sides of the bubble.
As a workaround, put the bubbleLayout always in LTR, and handle the
correct padding selection from code.

Change-Id: Icddbe4b8d99383448d68bcf97f3ea166fd4cd3e6
This commit is contained in:
SpiritCroc 2021-05-19 16:43:54 +02:00
parent d6b05925a9
commit 707012ee5c
1 changed files with 18 additions and 12 deletions
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30
vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/AbsMessageItem.kt
View file

@ -221,7 +221,7 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
val memberNameView by bind<TextView>(R.id.messageMemberNameView)
val timeView by bind<TextView>(R.id.messageTimeView)
val eventBaseView by bind<RelativeLayout>(R.id.eventBaseView)
val bubbleView by bind<View>(R.id.bubbleView)
val bubbleView by bind<ViewGroup>(R.id.bubbleView)
val bubbleMemberNameView by bind<TextView>(R.id.bubbleMessageMemberNameView)
val bubbleTimeView by bind<TextView>(R.id.bubbleMessageTimeView)
val bubbleFootView by bind<LinearLayout>(R.id.bubbleFootView)
@ -419,6 +419,10 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
val bubbleView = holder.bubbleView
val contentInBubble = infoInBubbles(holder.memberNameView.context)
val defaultDirection = holder.eventBaseView.resources.configuration.layoutDirection;
val defaultRtl = defaultDirection == View.LAYOUT_DIRECTION_RTL
val reverseDirection = if (defaultRtl) View.LAYOUT_DIRECTION_LTR else View.LAYOUT_DIRECTION_RTL
when (bubbleStyle) {
BubbleThemeUtils.BUBBLE_STYLE_START,
BubbleThemeUtils.BUBBLE_STYLE_BOTH,
@ -447,12 +451,13 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
shortPadding = 0//if (attributes.informationData.showInformation && !hideSenderInformation()) { 8 } else { 0 }
}
val density = bubbleView.resources.displayMetrics.density
if (reverseBubble) {
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).marginStart = getBubbleMargin(bubbleView.resources, bubbleStyle, reverseBubble)
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).marginEnd = 0
if (reverseBubble != defaultRtl) {
// Use left/right instead of start/end: bubbleView is always LTR
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).leftMargin = getBubbleMargin(bubbleView.resources, bubbleStyle, reverseBubble)
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).rightMargin = 0
} else {
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).marginStart = 0
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).marginEnd = getBubbleMargin(bubbleView.resources, bubbleStyle, reverseBubble)
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).leftMargin = 0
(bubbleView.layoutParams as ViewGroup.MarginLayoutParams).rightMargin = getBubbleMargin(bubbleView.resources, bubbleStyle, reverseBubble)
}
/*
(bubbleView.layoutParams as RelativeLayout.LayoutParams).marginStart = round(20*density).toInt()
@ -461,15 +466,16 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
*/
val shortPaddingDp = round(shortPadding * density).toInt()
val longPaddingDp = round(longPadding * density).toInt()
if (reverseBubble) {
bubbleView.setPaddingRelative(
if (reverseBubble != defaultRtl) {
// Use left/right instead of start/end: bubbleView is always LTR
bubbleView.setPadding(
shortPaddingDp,
shortPaddingDp,
longPaddingDp,
shortPaddingDp
)
} else {
bubbleView.setPaddingRelative(
bubbleView.setPadding(
longPaddingDp,
shortPaddingDp,
shortPaddingDp,
@ -580,9 +586,6 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
}
}
val defaultDirection = holder.eventBaseView.resources.configuration.layoutDirection;
val defaultRtl = defaultDirection == View.LAYOUT_DIRECTION_RTL
val reverseDirection = if (defaultRtl) View.LAYOUT_DIRECTION_LTR else View.LAYOUT_DIRECTION_RTL
/*
holder.eventBaseView.layoutDirection = if (shouldRtl) View.LAYOUT_DIRECTION_RTL else View.LAYOUT_DIRECTION_LTR
setRtl(shouldRtl)
@ -591,6 +594,9 @@ abstract class AbsMessageItem<H : AbsMessageItem.Holder> : AbsBaseMessageItem<H>
//holder.informationBottom.layoutDirection = if (shouldRtl) View.LAYOUT_DIRECTION_RTL else View.LAYOUT_DIRECTION_LTR
setFlatRtl(holder.reactionsContainer, if (reverseBubble) reverseDirection else defaultDirection,
holder.eventBaseView.resources.configuration.layoutDirection)
// Layout is broken if bubbleView is RTL (for some reason, Android uses left/end padding for right/start as well...)
setFlatRtl(holder.bubbleView, View.LAYOUT_DIRECTION_LTR,
holder.eventBaseView.resources.configuration.layoutDirection)
}
private fun tintFooter(holder: H, color: Int) {