136 lines
4.9 KiB
Kotlin
136 lines
4.9 KiB
Kotlin
package net.bluemangoo.indpjsk.ui
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import androidx.compose.foundation.clickable
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import androidx.compose.foundation.layout.Box
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import androidx.compose.foundation.layout.Row
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import androidx.compose.foundation.layout.Spacer
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.foundation.layout.fillMaxWidth
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import androidx.compose.foundation.layout.padding
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import androidx.compose.foundation.layout.width
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import androidx.compose.foundation.lazy.LazyColumn
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import androidx.compose.foundation.lazy.items
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import androidx.compose.material3.AlertDialog
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import androidx.compose.material3.ExperimentalMaterial3Api
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import androidx.compose.material3.Icon
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import androidx.compose.material3.IconButton
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Scaffold
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import androidx.compose.material3.Text
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import androidx.compose.material3.TextButton
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import androidx.compose.material3.TopAppBar
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.runtime.mutableIntStateOf
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import androidx.compose.runtime.mutableStateOf
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import androidx.compose.runtime.remember
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import androidx.compose.runtime.setValue
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.platform.LocalContext
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import androidx.compose.ui.res.painterResource
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import androidx.compose.ui.text.style.TextOverflow
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import androidx.compose.ui.unit.dp
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import net.bluemangoo.indpjsk.R
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import net.bluemangoo.indpjsk.data.CaptureFiles
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import java.io.File
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@OptIn(ExperimentalMaterial3Api::class)
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@Composable
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fun CapturedFilesScreen(
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onOpenFile: (File) -> Unit,
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onBack: () -> Unit,
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) {
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val context = LocalContext.current
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var version by remember { mutableIntStateOf(0) }
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val files = remember(version) { CaptureFiles.list(context) }
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var confirmClear by remember { mutableStateOf(false) }
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Scaffold(
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topBar = {
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TopAppBar(
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title = { Text("获取到的文件") },
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navigationIcon = {
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IconButton(onClick = onBack) {
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Icon(
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painter = painterResource(R.drawable.arrow_back_24px),
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contentDescription = "返回"
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)
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}
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},
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actions = {
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IconButton(
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onClick = { confirmClear = true },
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enabled = files.isNotEmpty()
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) {
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Icon(
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painter = painterResource(R.drawable.delete_24px),
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contentDescription = "清空"
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)
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}
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}
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)
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}
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) { padding ->
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if (files.isEmpty()) {
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Box(
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modifier = Modifier
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.padding(padding)
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.fillMaxSize(),
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contentAlignment = Alignment.Center
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) {
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Text(
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"还没有获取到文件",
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color = MaterialTheme.colorScheme.onSurfaceVariant
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)
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}
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} else {
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LazyColumn(
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modifier = Modifier
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.padding(padding)
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.fillMaxSize()
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) {
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items(files, key = { it.absolutePath }) { file ->
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Row(
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modifier = Modifier
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.fillMaxWidth()
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.clickable { onOpenFile(file) }
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.padding(horizontal = 16.dp, vertical = 14.dp),
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verticalAlignment = Alignment.CenterVertically
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) {
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Icon(
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painter = painterResource(R.drawable.file_open_24px),
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contentDescription = null
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)
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Spacer(modifier = Modifier.width(12.dp))
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Text(
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text = file.name,
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style = MaterialTheme.typography.bodyMedium,
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maxLines = 1,
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overflow = TextOverflow.Ellipsis
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)
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}
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}
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}
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}
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}
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if (confirmClear) {
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AlertDialog(
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onDismissRequest = { confirmClear = false },
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title = { Text("清空文件") },
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text = { Text("删除全部已获取的文件？") },
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confirmButton = {
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TextButton(onClick = {
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CaptureFiles.clear(context)
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version++
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confirmClear = false
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}) { Text("删除") }
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},
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dismissButton = {
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TextButton(onClick = { confirmClear = false }) { Text("取消") }
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}
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)
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}
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}
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