Add application DPI setting function

- Allow users to customize the display density of the current application

- Fix some popup color errors

manager/app/src/main/java/com/sukisu/ultra/ui/MainActivity.kt

@@ -49,6 +49,9 @@ class MainActivity : ComponentActivity() {
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        // 应用DPI设置（仅对当前应用生效）
+        applyCustomDpi()
+
         // Enable edge to edge
         enableEdgeToEdge()
 
@@ -135,6 +138,26 @@ class MainActivity : ComponentActivity() {
         }
     }
 
+    // 应用自定义DPI设置（仅对当前应用生效）
+    private fun applyCustomDpi() {
+        val prefs = getSharedPreferences("settings", MODE_PRIVATE)
+        val customDpi = prefs.getInt("app_dpi", 0)
+
+        if (customDpi > 0) {
+            try {
+                val resources = resources
+                val metrics = resources.displayMetrics
+
+                // 仅更新应用内显示，不影响系统状态栏
+                metrics.density = customDpi / 160f
+                metrics.scaledDensity = customDpi / 160f
+                metrics.densityDpi = customDpi
+            } catch (e: Exception) {
+                e.printStackTrace()
+            }
+        }
+    }
+
     override fun onPause() {
         super.onPause()
         CardConfig.save(applicationContext)

manager/app/src/main/java/com/sukisu/ultra/ui/component/SlotSelectionDialog.kt

@@ -47,11 +47,7 @@ fun SlotSelectionDialog(
     }
 
     if (show) {
-        val cardColor = if (!ThemeConfig.useDynamicColor) {
+        val cardColor = MaterialTheme.colorScheme.surfaceContainerHighest
-            ThemeConfig.currentTheme.ButtonContrast
-        } else {
-            MaterialTheme.colorScheme.surfaceContainerHigh
-        }
 
         AlertDialog(
             onDismissRequest = onDismiss,

manager/app/src/main/java/com/sukisu/ultra/ui/screen/MoreSettings.kt

@@ -1,6 +1,7 @@
 package com.sukisu.ultra.ui.screen
 
 import android.content.Context
+import android.content.Intent
 import android.net.Uri
 import android.os.Build
 import android.widget.Toast
@@ -29,6 +30,7 @@ import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
 import androidx.compose.material.icons.automirrored.filled.NavigateNext
+import androidx.compose.material.icons.filled.AcUnit
 import androidx.compose.material.icons.filled.Brush
 import androidx.compose.material.icons.filled.ColorLens
 import androidx.compose.material.icons.filled.DarkMode
@@ -81,9 +83,7 @@ import androidx.core.content.edit
 import com.ramcosta.composedestinations.annotation.Destination
 import com.ramcosta.composedestinations.annotation.RootGraph
 import com.ramcosta.composedestinations.navigation.DestinationsNavigator
-import com.sukisu.ultra.Natives
 import com.sukisu.ultra.R
-import com.sukisu.ultra.ksuApp
 import com.sukisu.ultra.ui.component.ImageEditorDialog
 import com.sukisu.ultra.ui.component.KsuIsValid
 import com.sukisu.ultra.ui.component.SwitchItem
@@ -227,6 +227,36 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
     var isCustomizeExpanded by remember { mutableStateOf(false) }
     var isAppearanceExpanded by remember { mutableStateOf(true) }
     var isAdvancedExpanded by remember { mutableStateOf(false) }
+    var isDpiExpanded by remember { mutableStateOf(false) }
+
+    // DPI 设置
+    val systemDpi = remember { context.resources.displayMetrics.densityDpi }
+    var currentDpi by remember {
+        mutableIntStateOf(prefs.getInt("app_dpi", systemDpi))
+    }
+    var tempDpi by remember { mutableIntStateOf(currentDpi) }
+    var isDpiCustom by remember { mutableStateOf(true) }
+    var showDpiConfirmDialog by remember { mutableStateOf(false) }
+
+    // 预设 DPI 选项
+    val dpiPresets = mapOf(
+        stringResource(R.string.dpi_size_small) to 240,
+        stringResource(R.string.dpi_size_medium) to 320,
+        stringResource(R.string.dpi_size_large) to 420,
+        stringResource(R.string.dpi_size_extra_large) to 560
+    )
+
+    // 获取DPI大小
+    @Composable
+    fun getDpiFriendlyName(dpi: Int): String {
+        return when (dpi) {
+            240 -> stringResource(R.string.dpi_size_small)
+            320 -> stringResource(R.string.dpi_size_medium)
+            420 -> stringResource(R.string.dpi_size_large)
+            560 -> stringResource(R.string.dpi_size_extra_large)
+            else -> stringResource(R.string.dpi_size_custom)
+        }
+    }
 
     // 初始化卡片配置
     LaunchedEffect(Unit) {
@@ -263,10 +293,37 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
             CardConfig.setDarkModeDefaults()
         }
 
-        // 保存设置
+        currentDpi = prefs.getInt("app_dpi", systemDpi)
+        tempDpi = currentDpi
+
         CardConfig.save(context)
     }
 
+    // 应用 DPI 设置
+    val applyDpiSetting = { dpi: Int ->
+        if (dpi != currentDpi) {
+            // 保存到 SharedPreferences
+            prefs.edit {
+                putInt("app_dpi", dpi)
+            }
+
+            // 只修改应用级别的DPI设置
+            currentDpi = dpi
+            tempDpi = dpi
+            Toast.makeText(
+                context,
+                context.getString(R.string.dpi_applied_success, dpi),
+                Toast.LENGTH_SHORT
+            ).show()
+
+            val restartIntent = context.packageManager.getLaunchIntentForPackage(context.packageName)
+            restartIntent?.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK)
+            context.startActivity(restartIntent)
+
+            showDpiConfirmDialog = false
+        }
+    }
+
     // 主题色选项
     val themeColorOptions = listOf(
         stringResource(R.string.color_default) to ThemeColors.Default,
@@ -575,6 +632,114 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
                 }
             }
 
+            // DPI 设置部分
+            SectionHeader(
+                title = stringResource(R.string.dpi_settings),
+                expanded = isDpiExpanded,
+                onToggle = { isDpiExpanded = !isDpiExpanded }
+            )
+
+            AnimatedVisibility(
+                visible = isDpiExpanded,
+                enter = fadeIn() + expandVertically(),
+                exit = fadeOut() + shrinkVertically()
+            ) {
+                Surface(
+                    shape = RoundedCornerShape(16.dp),
+                    tonalElevation = 1.dp,
+                    modifier = Modifier.padding(bottom = 16.dp)
+                ) {
+                    Column {
+                        ListItem(
+                            headlineContent = { Text(stringResource(R.string.app_dpi_title)) },
+                            supportingContent = { Text(stringResource(R.string.app_dpi_summary)) },
+                            leadingContent = {
+                                Icon(
+                                    Icons.Default.AcUnit,
+                                    contentDescription = null,
+                                    tint = MaterialTheme.colorScheme.primary
+                                )
+                            },
+                            trailingContent = {
+                                Text(
+                                    text = getDpiFriendlyName(tempDpi),
+                                    style = MaterialTheme.typography.bodyMedium,
+                                    color = MaterialTheme.colorScheme.primary
+                                )
+                            },
+                            colors = ListItemDefaults.colors(
+                                containerColor = Color.Transparent
+                            )
+                        )
+
+                        // DPI 滑动条
+                        Column(modifier = Modifier.padding(horizontal = 32.dp, vertical = 8.dp)) {
+                            Slider(
+                                value = tempDpi.toFloat(),
+                                onValueChange = {
+                                    tempDpi = it.toInt()
+                                    isDpiCustom = !dpiPresets.containsValue(tempDpi)
+                                },
+                                valueRange = 160f..600f,
+                                steps = 11,
+                                colors = SliderDefaults.colors(
+                                    thumbColor = MaterialTheme.colorScheme.primary,
+                                    activeTrackColor = MaterialTheme.colorScheme.primary,
+                                    inactiveTrackColor = MaterialTheme.colorScheme.surfaceVariant
+                                )
+                            )
+
+                            Row(
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .padding(top = 8.dp),
+                            ) {
+                                dpiPresets.forEach { (name, dpi) ->
+                                    TextButton(
+                                        onClick = {
+                                            tempDpi = dpi
+                                            isDpiCustom = false
+                                        },
+                                        modifier = Modifier.weight(1f)
+                                    ) {
+                                        Text(
+                                            text = name,
+                                            color = if (tempDpi == dpi)
+                                                MaterialTheme.colorScheme.primary
+                                            else
+                                                MaterialTheme.colorScheme.onSurfaceVariant
+                                        )
+                                    }
+                                }
+                            }
+
+                            TextButton(
+                                onClick = {
+                                    if (tempDpi != currentDpi) {
+                                        showDpiConfirmDialog = true
+                                    }
+                                },
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .padding(top = 8.dp)
+                            ) {
+                                Text(stringResource(R.string.dpi_apply_settings))
+                            }
+
+                            Text(
+                                text = if (isDpiCustom)
+                                    "${stringResource(R.string.dpi_size_custom)}: $tempDpi"
+                                else
+                                    "${getDpiFriendlyName(tempDpi)}: $tempDpi",
+                                style = MaterialTheme.typography.bodySmall,
+                                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                modifier = Modifier.padding(top = 4.dp)
+                            )
+                        }
+                    }
+                }
+            }
+
             // 自定义设置部分
             SectionHeader(
                 title = stringResource(R.string.custom_settings),
@@ -863,6 +1028,42 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
         )
     }
 
+    // DPI 设置确认对话框
+    if (showDpiConfirmDialog) {
+        AlertDialog(
+            onDismissRequest = { showDpiConfirmDialog = false },
+            title = { Text(stringResource(R.string.dpi_confirm_title)) },
+            text = {
+                Column {
+                    Text(stringResource(R.string.dpi_confirm_message, currentDpi, tempDpi))
+                    Text(
+                        stringResource(R.string.dpi_confirm_summary),
+                        style = MaterialTheme.typography.bodySmall,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        modifier = Modifier.padding(top = 8.dp)
+                    )
+                }
+            },
+            confirmButton = {
+                TextButton(
+                    onClick = { applyDpiSetting(tempDpi) }
+                ) {
+                    Text(stringResource(R.string.confirm))
+                }
+            },
+            dismissButton = {
+                TextButton(
+                    onClick = {
+                        showDpiConfirmDialog = false
+                        tempDpi = currentDpi
+                    }
+                ) {
+                    Text(stringResource(R.string.cancel))
+                }
+            }
+        )
+    }
+
     // 主题色选择对话框
     if (showThemeColorDialog) {
         AlertDialog(

manager/app/src/main/res/values-zh-rCN/strings.xml

@@ -328,4 +328,18 @@
     <string name="use_webuix_summary">使用支持更多 API 的 WebUI X 而不是 WebUI</string>
     <string name="use_webuix_eruda">将 Eruda 注入 WebUI X</string>
     <string name="use_webuix_eruda_summary">在 WebUI X 中注入调试控制台，使调试更容易,需要启用 WebView 调试</string>
+    <!-- DPI设置相关字符串 -->
+    <string name="dpi_settings">DPI 设置</string>
+    <string name="app_dpi_title">应用DPI</string>
+    <string name="app_dpi_summary">仅调整当前应用的屏幕显示密度</string>
+    <string name="dpi_size_small">小</string>
+    <string name="dpi_size_medium">中</string>
+    <string name="dpi_size_large">大</string>
+    <string name="dpi_size_extra_large">超大</string>
+    <string name="dpi_size_custom">自定义</string>
+    <string name="dpi_apply_settings">应用DPI设置</string>
+    <string name="dpi_confirm_title">确认更改DPI</string>
+    <string name="dpi_confirm_message">你确定要将应用DPI从 %1$d 更改为 %2$d 吗？</string>
+    <string name="dpi_confirm_summary">应用需要重启以应用新的DPI设置，不会影响系统状态栏或其他应用</string>
+    <string name="dpi_applied_success">DPI 已设置为 %1$d，重启应用后生效</string>
 </resources>

manager/app/src/main/res/values/strings.xml

@@ -332,4 +332,18 @@
     <string name="use_webuix_summary">Use WebUI X instead of WebUI which supports more API\'s</string>
     <string name="use_webuix_eruda">Inject Eruda into WebUI X</string>
     <string name="use_webuix_eruda_summary">Inject a debug console into WebUI X to make debugging easier. Requires web debugging to be on.</string>
+    <!-- DPI setting related strings -->
+    <string name="dpi_settings">DPI setting</string>
+    <string name="app_dpi_title">Applied DPI</string>
+    <string name="app_dpi_summary">Adjust the screen display density for the current application only</string>
+    <string name="dpi_size_small">Small </string>
+    <string name="dpi_size_medium">Medium </string>
+    <string name="dpi_size_large">Big</string>
+    <string name="dpi_size_extra_large">oversize</string>
+    <string name="dpi_size_custom">customizable</string>
+    <string name="dpi_apply_settings">Applying DPI settings</string>
+    <string name="dpi_confirm_title">Confirm DPI change</string>
+    <string name="dpi_confirm_message">Are you sure you want to change the application DPI from %1$d to %2$d?</string>
+    <string name="dpi_confirm_summary">Application needs to be restarted to apply the new DPI settings, does not affect the system status bar or other applications</string>
+    <string name="dpi_applied_success">DPI has been set to %1$d, effective after restarting the application</string>
 </resources>