feat(android): T-AND-007/008 连接页/运行页/关于页 + 骨架叠加

2026-09-14 20:40:16 +08:00
parent 5737a66afd
commit 8f0eeb7697
9 changed files with 1177 additions and 0 deletions
@@ -0,0 +1,76 @@
+package com.opendance.studio
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.BackHandler
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import com.opendance.studio.data.AppSettings
+import com.opendance.studio.ui.AboutScreen
+import com.opendance.studio.ui.ConnectScreen
+import com.opendance.studio.ui.RunningScreen
+import com.opendance.studio.ui.theme.OpenDanceTheme
+
+/**
+ * 应用入口与页面导航（T-AND-001 / 006 / 007 / 008）。
+ *
+ * 只有三个页面，用简单的状态机导航，不引入 Navigation 组件：
+ *   Connect ──开始推流──▶ Running ──结束/返回──▶ Connect
+ *   Connect ──关于──▶ About ──返回──▶ Connect
+ */
+class MainActivity : ComponentActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            OpenDanceTheme {
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
+                    color = MaterialTheme.colorScheme.background,
+                ) {
+                    OpenDanceRoot()
+                }
+            }
+        }
+    }
+}
+
+private enum class Screen { CONNECT, RUNNING, ABOUT }
+
+@Composable
+private fun OpenDanceRoot() {
+    val context = LocalContext.current
+    val settings = remember { AppSettings(context.applicationContext) }
+    var screen by remember { mutableStateOf(Screen.CONNECT) }
+
+    // 推流中按返回键等同于结束推流，避免相机在后台继续占用
+    BackHandler(enabled = screen == Screen.RUNNING) {
+        screen = Screen.CONNECT
+    }
+
+    when (screen) {
+        Screen.CONNECT -> ConnectScreen(
+            settings = settings,
+            onStart = { screen = Screen.RUNNING },
+            onAbout = { screen = Screen.ABOUT },
+        )
+
+        Screen.RUNNING -> RunningScreen(
+            settings = settings,
+            onStop = { screen = Screen.CONNECT },
+        )
+
+        Screen.ABOUT -> AboutScreen(
+            onBack = { screen = Screen.CONNECT },
+        )
+    }
+}