feat(accessibility): 优化无障碍表现

app/src/main/kotlin/cn/super12138/todo/ui/pages/main/MainPage.kt

@@ -19,6 +19,7 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.safeContent
 import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Add
 import androidx.compose.material.icons.outlined.Delete
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.adaptive.currentWindowAdaptiveInfo
@@ -36,8 +37,8 @@ import androidx.window.core.layout.WindowWidthSizeClass
 import cn.super12138.todo.R
 import cn.super12138.todo.constants.Constants
 import cn.super12138.todo.logic.database.TodoEntity
+import cn.super12138.todo.ui.components.AnimatedExtendedFloatingActionButton
 import cn.super12138.todo.ui.components.WarningDialog
-import cn.super12138.todo.ui.pages.main.components.TodoFAB
 import cn.super12138.todo.ui.pages.main.components.TodoTopAppBar
 import cn.super12138.todo.ui.viewmodels.MainViewModel
 
@@ -103,7 +104,9 @@ fun MainPage(
                     exit = shrinkOut() + fadeOut()
                 ) {
                     // TODO: 修复在滑动列表时FAB位移导致的动画不连贯（临时方案为底部加padding）
-                    TodoFAB(
+                    AnimatedExtendedFloatingActionButton(
+                        icon = Icons.Outlined.Add,
+                        text = stringResource(R.string.action_add_task),
                         expanded = true,
                         onClick = {
                             viewModel.setEditTodoItem(null) // 每次添加待办前清除上一次已选待办

app/src/main/kotlin/cn/super12138/todo/ui/pages/main/components/TodoFAB.kt

@@ -1,34 +0,0 @@
-package cn.super12138.todo.ui.pages.main.components
-
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.outlined.Add
-import androidx.compose.material3.FloatingActionButtonDefaults
-import androidx.compose.material3.FloatingActionButtonElevation
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.res.stringResource
-import cn.super12138.todo.R
-import cn.super12138.todo.ui.components.AnimatedExtendedFloatingActionButton
-
-/**
- * 待办页面底部 FAB
- *
- * @param expanded 是否为展开状态（展开状态显示内容和图标，收起状态只显示图标）
- * @param onClick 当点击 FAB 时的回调
- */
-@Composable
-fun TodoFAB(
-    expanded: Boolean,
-    onClick: () -> Unit,
-    elevation: FloatingActionButtonElevation = FloatingActionButtonDefaults.elevation(),
-    modifier: Modifier = Modifier
-) {
-    AnimatedExtendedFloatingActionButton(
-        icon = Icons.Outlined.Add,
-        text = stringResource(R.string.action_add_task),
-        expanded = expanded,
-        elevation = elevation,
-        onClick = onClick,
-        modifier = modifier
-    )
-}

app/src/main/kotlin/cn/super12138/todo/ui/pages/settings/components/darkmode/DarkModeItem.kt

@@ -20,6 +20,7 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.platform.LocalView
+import androidx.compose.ui.semantics.Role
 import androidx.compose.ui.unit.dp
 import cn.super12138.todo.utils.VibrationUtils
 
@@ -38,10 +39,13 @@ fun DarkModeItem(
     Column(
         modifier = modifier
             .clip(MaterialTheme.shapes.large)
-            .clickable {
-                VibrationUtils.performHapticFeedback(view)
-                onSelect()
-            }
+            .clickable(
+                role = Role.Button,
+                onClick = {
+                    VibrationUtils.performHapticFeedback(view)
+                    onSelect()
+                }
+            )
             .padding(8.dp),
         horizontalAlignment = Alignment.CenterHorizontally
     ) {
@@ -58,7 +62,7 @@ fun DarkModeItem(
         ) {
             Icon(
                 imageVector = icon,
-                contentDescription = contentDescription,
+                contentDescription = null,
                 tint = contentColor,
                 modifier = Modifier
                     .size(30.dp)

app/src/main/kotlin/cn/super12138/todo/ui/pages/settings/components/licence/LicenceList.kt

@@ -67,10 +67,12 @@ fun LicenceList(
                         }
                     },
                     confirmButton = {
-                        FilledTonalButton(onClick = {
-                            openDialog = false
-                            VibrationUtils.performHapticFeedback(view)
-                        }) { Text(stringResource(R.string.action_confirm)) }
+                        FilledTonalButton(
+                            onClick = {
+                                openDialog = false
+                                VibrationUtils.performHapticFeedback(view)
+                            }
+                        ) { Text(stringResource(R.string.action_confirm)) }
                     },
                     onDismissRequest = { openDialog = false }
                 )

app/src/main/kotlin/cn/super12138/todo/ui/pages/settings/components/palette/PaletteItem.kt

@@ -25,6 +25,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalView
 import androidx.compose.ui.res.colorResource
+import androidx.compose.ui.semantics.Role
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.util.fastForEach
 import cn.super12138.todo.constants.GlobalValues
@@ -48,10 +49,13 @@ fun PaletteItem(
         modifier = Modifier
             .width(90.dp)
             .clip(MaterialTheme.shapes.large)
-            .clickable {
-                VibrationUtils.performHapticFeedback(view)
-                onSelect()
-            }
+            .clickable(
+                role = Role.Button,
+                onClick = {
+                    VibrationUtils.performHapticFeedback(view)
+                    onSelect()
+                }
+            )
             .padding(8.dp),
         horizontalAlignment = Alignment.CenterHorizontally,
     ) {