refactor: 优化语音录制按钮与聊天头

- 优化VoiceRecordButton语音录制按钮
- 优化ChatHeader聊天头组件

Co-authored-by: Cursor <cursoragent@cursor.com>

app-android/app/src/main/java/com/huaga/life_echo/ui/components/chat/ChatHeader.kt

@@ -32,6 +32,7 @@ import com.huaga.life_echo.ui.theme.*
  * @param title 标题
  * @param isOnline 在线状态
  * @param onBackClick 返回按钮点击回调
+ * @param onNewConversationClick 新建对话按钮点击回调，为 null 时不显示该按钮
  * @param modifier 修饰符
  * @param isTransparent 是否透明化（默认false）
  * @param transparencyType 透明化类型：0=完全透明, 1=半透明, 2=渐变透明
@@ -42,6 +43,7 @@ fun ChatHeader(
     title: String,
     isOnline: Boolean = true,
     onBackClick: () -> Unit,
+    onNewConversationClick: (() -> Unit)? = null,
     modifier: Modifier = Modifier,
     isTransparent: Boolean = false,
     transparencyType: Int = 0,
@@ -140,9 +142,24 @@ fun ChatHeader(
                     }
                 }
                 
-                // 右侧占位，保持标题居中
+                // 右侧：新建对话按钮或占位，保持标题居中
+                if (onNewConversationClick != null) {
+                    IconButton(
+                        onClick = onNewConversationClick,
+                        modifier = Modifier
+                            .size(48.dp)
+                            .clip(RoundedCornerShape(AppDimensions.buttonRadius))
+                    ) {
+                        Icon(
+                            imageVector = AppIcons.Add,
+                            contentDescription = "新建对话",
+                            tint = AppWhite
+                        )
+                    }
+                } else {
                     Spacer(modifier = Modifier.size(48.dp))
                 }
             }
         }
+    }
 }

app-android/app/src/main/java/com/huaga/life_echo/ui/components/chat/VoiceRecordButton.kt

@@ -4,6 +4,7 @@ import androidx.compose.animation.animateColorAsState
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.animation.core.tween
 import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.BoxWithConstraints
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.Icon
@@ -14,11 +15,16 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.draw.scale
+import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.input.pointer.PointerEventPass
+import androidx.compose.ui.input.pointer.changedToDown
+import androidx.compose.ui.input.pointer.changedToUp
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
+import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.sp
 import com.huaga.life_echo.ui.icons.AppIcons
 import com.huaga.life_echo.ui.theme.*
@@ -32,10 +38,25 @@ enum class RecordingState {
     CANCEL      // 准备取消
 }
 
+/**
+ * 在录音浮层上松开时的动作：由滑动到的区域决定
+ */
+enum class ReleaseAction {
+    /** 取消，不发送 */
+    CANCEL,
+    /** 发送语音消息 */
+    SEND_VOICE,
+    /** 转文字并发送文本消息 */
+    SEND_AS_TEXT
+}
+
 /**
  * 语音录音按钮组件（仿微信按住说话）
  * 松开即发送：浮层仅做视觉反馈，不拦截触摸，由按钮直接接收 release 并触发发送。
  *
+ * 关键实现：通过 consume() 消费所有 pointer 事件，防止父容器（如滚动列表）
+ * 偷走手势，确保按住期间能正确检测释放和上滑取消。
+ *
  * @param onStartRecording 开始录音回调
  * @param onStopRecording 停止录音并发送回调
  * @param onCancelRecording 取消录音回调
@@ -56,10 +77,6 @@ fun VoiceRecordButton(
     modifier: Modifier = Modifier
 ) {
     var recordingState by remember { mutableStateOf(RecordingState.IDLE) }
-    var dragOffsetY by remember { mutableFloatStateOf(0f) }
-    
-    // 取消阈值（上滑超过这个距离就取消）
-    val cancelThreshold = with(LocalDensity.current) { 80.dp.toPx() }
     
     // 动画
     val scale by animateFloatAsState(
@@ -82,7 +99,6 @@ fun VoiceRecordButton(
     LaunchedEffect(isRecording) {
         if (!isRecording && recordingState != RecordingState.IDLE) {
             recordingState = RecordingState.IDLE
-            dragOffsetY = 0f
         }
     }
     // 通知上层当前录音状态（用于全屏浮层展示，浮层不消费触摸，松开由本按钮接收并立即发送）
@@ -99,41 +115,26 @@ fun VoiceRecordButton(
                 .scale(scale)
                 .clip(RoundedCornerShape(36.dp))
                 .background(backgroundColor)
-                .pointerInput(enabled, cancelThreshold) {
+                .pointerInput(enabled) {
                     if (!enabled) return@pointerInput
-                    
+                    // 按下即开始录音；同一 pointer 的 release 会先到本按钮，必须在此处理才能终止录音
                     awaitPointerEventScope {
                         while (true) {
-                            val event = awaitPointerEvent()
+                            val event = awaitPointerEvent(PointerEventPass.Initial)
                             val changes = event.changes
-                            
+                            val justDown = changes.any { it.changedToDown() }
-                            // 按下：开始录音（任一指头按下）
+                            val justUp = changes.any { it.changedToUp() }
-                            val justPressed = changes.any { it.pressed && !it.previousPressed }
+                            val allUp = changes.all { !it.pressed }
-                            if (justPressed) {
+                            if (justDown) {
+                                changes.forEach { it.consume() }
                                 recordingState = RecordingState.RECORDING
-                                dragOffsetY = 0f
                                 onStartRecording()
-                            }
+                            } else if (recordingState == RecordingState.RECORDING && (justUp || allUp)) {
-                            // 抬起：结束或取消
+                                changes.forEach { it.consume() }
-                            val justReleased = changes.any { !it.pressed && it.previousPressed }
+                                onStopRecording()
-                            if (justReleased) {
-                                when (recordingState) {
-                                    RecordingState.CANCEL -> onCancelRecording()
-                                    RecordingState.RECORDING -> onStopRecording()
-                                    else -> {}
-                                }
                                 recordingState = RecordingState.IDLE
-                                dragOffsetY = 0f
+                            } else if (recordingState == RecordingState.RECORDING) {
-                            }
+                                changes.forEach { it.consume() }
-                            // 跟踪 Y 方向位移用于上滑取消
-                            if (recordingState == RecordingState.RECORDING || recordingState == RecordingState.CANCEL) {
-                                val deltaY = changes.sumOf { (it.position.y - it.previousPosition.y).toDouble() }.toFloat()
-                                dragOffsetY += deltaY
-                                recordingState = if (-dragOffsetY > cancelThreshold) {
-                                    RecordingState.CANCEL
-                                } else {
-                                    RecordingState.RECORDING
-                                }
                             }
                         }
                     }
@@ -175,63 +176,156 @@ fun VoiceRecordButton(
 }
 
 /**
- * 录音浮层纯视觉内容：全屏半透明遮罩 + 居中计时卡片。
+ * 录音浮层：按住说话后覆盖在聊天之上的全屏层，只检测本层手势。
- * 不处理触摸（无 pointerInput），松开由 VoiceRecordButton 接收并立即发送。
+ * - 按住底部按钮维持录音，浮层出现后底层不再响应操作。
- * 供上层在根布局用 Box 展示，避免 Popup 拦截导致需二次点击才发送。
+ * - 滑动到「取消」松开 = 不发送；滑动到「转文字」松开 = 转成文字并发送；否则松开发送语音。
+ *
+ * @param onRelease 手指抬起时回调，根据当前滑入的区域传入对应动作
  */
 @Composable
 fun RecordingOverlayContent(
-    state: RecordingState,
     duration: Int,
+    onRelease: (ReleaseAction) -> Unit = {},
     modifier: Modifier = Modifier
 ) {
-    Box(
+    var highlightZone by remember { mutableStateOf<ReleaseAction?>(null) }
-        modifier = modifier.background(Color.Black.copy(alpha = 0.3f)),
+    
-        contentAlignment = Alignment.Center
+    BoxWithConstraints(modifier = modifier) {
-    ) {
+        val widthPx = with(LocalDensity.current) { maxWidth.toPx() }
         Box(
             modifier = Modifier
-                .size(160.dp)
+                .fillMaxSize()
-                .clip(RoundedCornerShape(16.dp))
+                .then(
-                .background(
+                    Modifier.pointerInput(widthPx) {
-                    if (state == RecordingState.CANCEL)
+                        awaitPointerEventScope {
-                        ErrorRed.copy(alpha = 0.9f)
+                            while (true) {
-                    else
+                                val event = awaitPointerEvent(PointerEventPass.Initial)
-                        DeepPurple.copy(alpha = 0.9f)
+                                event.changes.forEach { it.consume() }
-                ),
+                                val w = widthPx
+                                val position = event.changes.firstOrNull()?.position ?: Offset.Zero
+                                if (w > 0) {
+                                    val third = w / 3f
+                                    highlightZone = when {
+                                        position.x < third -> ReleaseAction.CANCEL
+                                        position.x > third * 2f -> ReleaseAction.SEND_AS_TEXT
+                                        else -> ReleaseAction.SEND_VOICE
+                                    }
+                                }
+                                if (event.changes.any { it.changedToUp() }) {
+                                    val action = highlightZone ?: ReleaseAction.SEND_VOICE
+                                    highlightZone = null
+                                    onRelease(action)
+                                    break
+                                }
+                            }
+                        }
+                    }
+                )
+                .background(Color.Black.copy(alpha = 0.5f)),
+        contentAlignment = Alignment.Center
+    ) {
+        Column(
+            modifier = Modifier.fillMaxSize(),
+            horizontalAlignment = Alignment.CenterHorizontally,
+            verticalArrangement = Arrangement.SpaceBetween
+        ) {
+            Spacer(modifier = Modifier.weight(0.4f))
+            // 中部：计时 + 波形 + 提示
+            Box(
+                modifier = Modifier
+                    .size(200.dp)
+                    .clip(RoundedCornerShape(20.dp))
+                    .background(DeepPurple.copy(alpha = 0.92f)),
                 contentAlignment = Alignment.Center
             ) {
                 Column(
                     horizontalAlignment = Alignment.CenterHorizontally,
                     verticalArrangement = Arrangement.Center
                 ) {
-                if (state == RecordingState.CANCEL) {
+                    RecordingIndicator(modifier = Modifier.size(48.dp))
-                    Icon(
-                        imageVector = AppIcons.Close,
-                        contentDescription = null,
-                        tint = AppWhite,
-                        modifier = Modifier.size(48.dp)
-                    )
-                } else {
-                    RecordingIndicator(
-                        modifier = Modifier.size(48.dp)
-                    )
-                }
                     Spacer(modifier = Modifier.height(12.dp))
                     Text(
                         text = formatDuration(duration),
-                    fontSize = 24.sp,
+                        fontSize = 26.sp,
                         fontWeight = FontWeight.Bold,
                         color = AppWhite
                     )
                     Spacer(modifier = Modifier.height(8.dp))
                     Text(
-                    text = if (state == RecordingState.CANCEL) "松开取消" else "上滑取消",
+                        text = "左滑取消 · 右滑转文字",
                         fontSize = 13.sp,
-                    color = AppWhite.copy(alpha = 0.8f)
+                        color = AppWhite.copy(alpha = 0.85f)
                     )
                 }
             }
+            Spacer(modifier = Modifier.weight(0.2f))
+            // 底部三区：取消 | 松开发送 | 转文字（需按住底部按钮维持 = 本层即“底部按钮”的延伸）
+            Row(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(72.dp)
+                    .background(Color.Black.copy(alpha = 0.35f)),
+                horizontalArrangement = Arrangement.SpaceEvenly,
+                verticalAlignment = Alignment.CenterVertically
+            ) {
+                ZoneChip(
+                    label = "取消",
+                    icon = AppIcons.Close,
+                    isHighlight = highlightZone == ReleaseAction.CANCEL,
+                    tintHighlight = ErrorRed
+                )
+                ZoneChip(
+                    label = "松开发送",
+                    icon = AppIcons.Mic,
+                    isHighlight = highlightZone == ReleaseAction.SEND_VOICE,
+                    tintHighlight = MediumPurple
+                )
+                ZoneChip(
+                    label = "转文字",
+                    icon = AppIcons.Keyboard,
+                    isHighlight = highlightZone == ReleaseAction.SEND_AS_TEXT,
+                    tintHighlight = Lavender
+                )
+            }
+        }
+    }
+    }
+}
+
+@Composable
+private fun ZoneChip(
+    label: String,
+    icon: ImageVector,
+    isHighlight: Boolean,
+    tintHighlight: Color
+) {
+    val bg = if (isHighlight) tintHighlight.copy(alpha = 0.35f) else Color.Transparent
+    val tint = if (isHighlight) tintHighlight else AppWhite.copy(alpha = 0.9f)
+    Box(
+        modifier = Modifier
+            .clip(RoundedCornerShape(20.dp))
+            .background(bg)
+            .padding(horizontal = 20.dp, vertical = 12.dp),
+        contentAlignment = Alignment.Center
+    ) {
+        Row(
+            verticalAlignment = Alignment.CenterVertically,
+            horizontalArrangement = Arrangement.Center
+        ) {
+            Icon(
+                imageVector = icon,
+                contentDescription = null,
+                tint = tint,
+                modifier = Modifier.size(22.dp)
+            )
+            Spacer(modifier = Modifier.width(6.dp))
+            Text(
+                text = label,
+                fontSize = 14.sp,
+                fontWeight = FontWeight.Medium,
+                color = tint
+            )
+        }
     }
 }