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VidiDin-Android
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元素adapter

This commit is contained in:
renhaoting 2025-12-08 18:51:37 +08:00
parent ce0d5084ba
commit 2dc819f916
5 changed files with 350 additions and 130 deletions
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17
app/src/main/java/com/gamedog/vididin/features/zero/ZeroBuyActivity.kt
View File

@ -7,7 +7,9 @@ import androidx.activity.viewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.recyclerview.widget.GridLayoutManager
import com.ama.core.architecture.appBase.AppViewsEmptyViewModelActivity
import com.ama.core.architecture.util.CommonItemDecoration
import com.ama.core.architecture.util.setOnClickBatch
import com.gamedog.vididin.R
import com.gamedog.vididin.beans.ZeroBuyResp
@ -24,6 +26,9 @@ import com.gamedog.vididin.databinding.ActivityZerobuyBinding as ViewBinding
@AndroidEntryPoint
class ZeroBuyActivity : AppViewsEmptyViewModelActivity<ViewBinding>() {
private val viewModel: ZeroBuyViewModel by viewModels()
private lateinit var mAdapter: ZeroItemAdapter
override fun inflateViewBinding(inflater: LayoutInflater) = ViewBinding.inflate(inflater)
@ -46,6 +51,16 @@ class ZeroBuyActivity : AppViewsEmptyViewModelActivity<ViewBinding>() {
titlebar.addRightIcon(R.mipmap.icon_question_mark, {
showHintInfo()
})
with(recyclerView) {
mAdapter = ZeroItemAdapter()
adapter = mAdapter
layoutManager = GridLayoutManager(this@ZeroBuyActivity, 2)
addItemDecoration(
CommonItemDecoration.create(horizontalSpace = 45, verticalSpace = 45)
)
}
}
@ -95,7 +110,7 @@ class ZeroBuyActivity : AppViewsEmptyViewModelActivity<ViewBinding>() {
private fun updateUIs(data: ZeroBuyResp) {
mAdapter.submitList(data.mCurrentList)
}

42
app/src/main/java/com/gamedog/vididin/features/zero/ZeroItemAdapter.kt Normal file
View File

@ -0,0 +1,42 @@
package com.gamedog.vididin.features.zero
import android.view.LayoutInflater
import android.view.ViewGroup
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.ListAdapter
import androidx.recyclerview.widget.RecyclerView
import com.gamedog.vididin.beans.ZeroBuyItem
import com.gamedog.vididin.databinding.LayoutItemZerobuyBinding as ViewBinding
class ZeroItemAdapter : ListAdapter<ZeroBuyItem, ZeroItemAdapter.ViewHolder>(DiffCallback()) {
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
val binding = ViewBinding.inflate(LayoutInflater.from(parent.context), parent, false)
return ViewHolder(binding)
}
override fun onBindViewHolder(holder: ViewHolder, position: Int) {
holder.bind(getItem(position))
}
inner class ViewHolder(private val binding: ViewBinding) : RecyclerView.ViewHolder(binding.root) {
fun bind(item: ZeroBuyItem) {
/*binding.tvDate.text = transaction.dateTime
binding.tvTitle.text = transaction.statusText
binding.tvDescription.text = transaction.description
binding.tvAmount.text = transaction.amount
binding.tvAmount.setTextColor(ContextCompat.getColor(binding.root.context, transaction.amountColor))
*/
}
}
class DiffCallback : DiffUtil.ItemCallback<ZeroBuyItem>() {
override fun areItemsTheSame(oldItem: ZeroBuyItem, newItem: ZeroBuyItem): Boolean {
return oldItem.id == newItem.id
}
override fun areContentsTheSame(oldItem: ZeroBuyItem, newItem: ZeroBuyItem): Boolean {
return oldItem == newItem
}
}
}

132
app/src/main/res/layout/activity_zerobuy.xml
View File

@ -89,137 +89,11 @@
>
<!--第一行两个-->
<LinearLayout
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recycler_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginHorizontal="15dp"
android:orientation="horizontal">
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="vertical"
android:gravity="center_horizontal"
android:background="@mipmap/zero_bg_item">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/red_1b"
android:textSize="15sp"
android:text="@string/zero_buy_title"
/>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="7.5dp">
<androidx.appcompat.widget.AppCompatImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@mipmap/zero_bg_item_sub1"
/>
</FrameLayout>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray9"
android:textSize="10sp"
android:text="@string/sorte"
/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="0.5dp"
android:orientation="horizontal">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/red_28"
android:textSize="13sp"
android:textStyle="bold"
android:text="0"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray3"
android:textSize="13sp"
android:textStyle="bold"
android:text="/10"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray3"
android:layout_marginStart="5dp"
android:textSize="13sp"
android:text="@string/pessoas"
/>
</LinearLayout>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="5dp">
<androidx.appcompat.widget.AppCompatImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@mipmap/zero_bg_but"
/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:gravity="center"
android:layout_gravity="center_horizontal">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/white"
android:layout_marginStart="5dp"
android:textSize="14sp"
android:text="@string/participar"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/white"
android:layout_marginStart="5dp"
android:gravity="center_vertical"
android:textSize="10sp"
android:text="0"
android:drawableStart="@mipmap/icon_gold_ss"
android:drawablePadding="3dp"
/>
</LinearLayout>
</FrameLayout>
</LinearLayout>
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="vertical"
android:layout_marginLeft="15dp"
android:background="@mipmap/zero_bg_item">
</LinearLayout>
</LinearLayout>
/>
<!--参加者-->
<LinearLayout

118
app/src/main/res/layout/layout_item_zerobuy.xml Normal file
View File

@ -0,0 +1,118 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:gravity="center_horizontal"
android:background="@mipmap/zero_bg_item">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/red_1b"
android:textSize="15sp"
android:text="@string/zero_buy_title"
/>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="7.5dp">
<androidx.appcompat.widget.AppCompatImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@mipmap/zero_bg_item_sub1"
/>
</FrameLayout>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray9"
android:textSize="10sp"
android:text="@string/sorte"
/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="0.5dp"
android:orientation="horizontal">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/red_28"
android:textSize="13sp"
android:textStyle="bold"
android:text="0"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray3"
android:textSize="13sp"
android:textStyle="bold"
android:text="/10"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4.5dp"
android:textColor="@color/gray3"
android:layout_marginStart="5dp"
android:textSize="13sp"
android:text="@string/pessoas"
/>
</LinearLayout>
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="5dp">
<androidx.appcompat.widget.AppCompatImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@mipmap/zero_bg_but"
/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:gravity="center"
android:layout_gravity="center_horizontal">
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/white"
android:layout_marginStart="5dp"
android:textSize="14sp"
android:text="@string/participar"
/>
<androidx.appcompat.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/white"
android:layout_marginStart="5dp"
android:gravity="center_vertical"
android:textSize="10sp"
android:text="0"
android:drawableStart="@mipmap/icon_gold_ss"
android:drawablePadding="3dp"
/>
</LinearLayout>
</FrameLayout>
</LinearLayout>

171
core/architecture/src/main/java/com/ama/core/architecture/util/CommonItemDecoration.kt Normal file
View File

@ -0,0 +1,171 @@
package com.ama.core.architecture.util
import android.content.Context
import android.graphics.Rect
import android.view.View
import androidx.recyclerview.widget.GridLayoutManager
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import androidx.recyclerview.widget.StaggeredGridLayoutManager
class CommonItemDecoration private constructor(
private val horizontalSpace: Int,
private val verticalSpace: Int,
private val includeEdge: Boolean
) : RecyclerView.ItemDecoration() {
override fun getItemOffsets(
outRect: Rect,
view: View,
parent: RecyclerView,
state: RecyclerView.State
) {
super.getItemOffsets(outRect, view, parent, state)
val position = parent.getChildAdapterPosition(view)
val adapter = parent.adapter ?: return
val itemCount = adapter.itemCount
when (val layoutManager = parent.layoutManager) {
is GridLayoutManager -> {
handleGridLayout(outRect, position, itemCount, layoutManager)
}
is LinearLayoutManager -> {
handleLinearLayout(outRect, position, itemCount, layoutManager)
}
is StaggeredGridLayoutManager -> {
handleStaggeredGridLayout(outRect, position, itemCount, layoutManager)
}
}
}
private fun handleGridLayout(
outRect: Rect,
position: Int,
itemCount: Int,
layoutManager: GridLayoutManager
) {
val spanCount = layoutManager.spanCount
val orientation = layoutManager.orientation
if (orientation == GridLayoutManager.VERTICAL) {
// 垂直网格布局
val column = position % spanCount
if (includeEdge) {
outRect.left = horizontalSpace * (spanCount - column) / spanCount
outRect.right = horizontalSpace * (column + 1) / spanCount
if (position < spanCount) {
outRect.top = verticalSpace
}
outRect.bottom = verticalSpace
} else {
outRect.left = horizontalSpace * column / spanCount
outRect.right = horizontalSpace * (spanCount - 1 - column) / spanCount
if (position >= spanCount) {
outRect.top = verticalSpace
}
}
} else {
// 水平网格布局
val row = position % spanCount
if (includeEdge) {
outRect.top = verticalSpace * (spanCount - row) / spanCount
outRect.bottom = verticalSpace * (row + 1) / spanCount
if (position < spanCount) {
outRect.left = horizontalSpace
}
outRect.right = horizontalSpace
} else {
outRect.top = verticalSpace * row / spanCount
outRect.bottom = verticalSpace * (spanCount - 1 - row) / spanCount
if (position >= spanCount) {
outRect.left = horizontalSpace
}
}
}
}
private fun handleLinearLayout(
outRect: Rect,
position: Int,
itemCount: Int,
layoutManager: LinearLayoutManager
) {
when (layoutManager.orientation) {
LinearLayoutManager.VERTICAL -> {
// 垂直线性布局
outRect.left = horizontalSpace
outRect.right = horizontalSpace
if (position == 0 && includeEdge) {
outRect.top = verticalSpace
}
if (includeEdge) {
outRect.bottom = verticalSpace
} else {
outRect.bottom = if (position == itemCount - 1) 0 else verticalSpace
}
}
LinearLayoutManager.HORIZONTAL -> {
// 水平线性布局
outRect.top = verticalSpace
outRect.bottom = verticalSpace
if (position == 0 && includeEdge) {
outRect.left = horizontalSpace
}
if (includeEdge) {
outRect.right = horizontalSpace
} else {
outRect.right = if (position == itemCount - 1) 0 else horizontalSpace
}
}
}
}
private fun handleStaggeredGridLayout(
outRect: Rect,
position: Int,
itemCount: Int,
layoutManager: StaggeredGridLayoutManager
) {
outRect.left = horizontalSpace / 2
outRect.right = horizontalSpace / 2
outRect.top = verticalSpace / 2
outRect.bottom = verticalSpace / 2
}
companion object {
fun create(
horizontalSpace: Int,
verticalSpace: Int,
includeEdge: Boolean = true
): CommonItemDecoration {
return CommonItemDecoration(horizontalSpace, verticalSpace, includeEdge)
}
fun createFromDp(
horizontalSpaceDp: Int,
verticalSpaceDp: Int,
context: Context,
includeEdge: Boolean = true
): CommonItemDecoration {
val horizontalSpacePx = dpToPx(horizontalSpaceDp, context)
val verticalSpacePx = dpToPx(verticalSpaceDp, context)
return CommonItemDecoration(horizontalSpacePx, verticalSpacePx, includeEdge)
}
private fun dpToPx(dp: Int, context: Context): Int {
val density = context.resources.displayMetrics.density
return (dp * density + 0.5f).toInt()
}
}
}