Add snackbar to CookieSignInScreen layout

app/src/main/java/com/hippo/ehviewer/ui/compose/CookieSignInScreen.kt

@@ -11,11 +11,17 @@ import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
+import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.SnackbarHost
+import androidx.compose.material3.SnackbarHostState
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextButton
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.dimensionResource
@@ -29,81 +35,96 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.navigation.NavController
 import com.hippo.ehviewer.R
+import kotlinx.coroutines.launch
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun CookieSignInScene(navController: NavController) {
+    val snackbarHostState = remember { SnackbarHostState() }
+    val coroutineScope = rememberCoroutineScope()
     Box(
         contentAlignment = Alignment.Center
     ) {
-        Column(
-            Modifier
-                .padding(dimensionResource(id = R.dimen.keyline_margin))
-                .fillMaxSize()
-                .verticalScroll(rememberScrollState()),
-            horizontalAlignment = Alignment.CenterHorizontally
-        ) {
-            Image(
-                painter = painterResource(id = R.drawable.v_cookie_brown_x48),
-                contentDescription = null,
-                modifier = Modifier.padding(dimensionResource(id = R.dimen.keyline_margin))
-            )
-            Text(
-                text = stringResource(id = R.string.cookie_explain),
-                modifier = Modifier
-                    .padding(
-                        horizontal = 32.dp,
-                        vertical = dimensionResource(id = R.dimen.keyline_margin)
-                    ),
-                fontSize = 16.sp
-            )
-            OutlinedTextField(
-                value = "",
-                onValueChange = { },
-                Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
-                label = {
-                    Text(text = "")
-                },
-                singleLine = true
-            )
-            OutlinedTextField(
-                value = "",
-                onValueChange = { },
-                Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
-                label = {
-                    Text(text = "")
-                },
-                singleLine = true
-            )
-            OutlinedTextField(
-                value = "",
-                onValueChange = { },
-                Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
-                label = {
-                    Text(text = "")
-                },
-                singleLine = true
-            )
-            Spacer(modifier = Modifier.weight(1f))
-            Button(
-                onClick = { /*TODO*/ },
-                Modifier.fillMaxWidth()
-            ) {
-                Text(text = stringResource(id = android.R.string.ok))
+        Scaffold(
+            snackbarHost = {
+                SnackbarHost(hostState = snackbarHostState)
             }
-            TextButton(onClick = { /*TODO*/ }) {
+        ) {
+            Column(
+                Modifier
+                    .padding(dimensionResource(id = R.dimen.keyline_margin))
+                    .padding(it)
+                    .fillMaxSize()
+                    .verticalScroll(rememberScrollState()),
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Image(
+                    painter = painterResource(id = R.drawable.v_cookie_brown_x48),
+                    contentDescription = null,
+                    modifier = Modifier.padding(dimensionResource(id = R.dimen.keyline_margin))
+                )
                 Text(
-                    text = buildAnnotatedString {
-                        withStyle(
-                            style = SpanStyle(textDecoration = TextDecoration.Underline)
-                        ) {
-                            append(stringResource(id = R.string.from_clipboard))
+                    text = stringResource(id = R.string.cookie_explain),
+                    modifier = Modifier
+                        .padding(
+                            horizontal = 32.dp,
+                            vertical = dimensionResource(id = R.dimen.keyline_margin)
+                        ),
+                    fontSize = 16.sp
+                )
+                OutlinedTextField(
+                    value = "",
+                    onValueChange = { },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = {
+                        Text(text = "")
+                    },
+                    singleLine = true
+                )
+                OutlinedTextField(
+                    value = "",
+                    onValueChange = { },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = {
+                        Text(text = "")
+                    },
+                    singleLine = true
+                )
+                OutlinedTextField(
+                    value = "",
+                    onValueChange = { },
+                    Modifier.width(dimensionResource(id = R.dimen.single_max_width)),
+                    label = {
+                        Text(text = "")
+                    },
+                    singleLine = true
+                )
+                Spacer(modifier = Modifier.weight(1f))
+                Button(
+                    onClick = {
+                        coroutineScope.launch {
+                            snackbarHostState.showSnackbar("1")
                         }
                     },
-                    modifier = Modifier
-                        .padding(horizontal = 8.dp)
-                )
+                    Modifier.fillMaxWidth()
+                ) {
+                    Text(text = stringResource(id = android.R.string.ok))
+                }
+                TextButton(onClick = { /*TODO*/ }) {
+                    Text(
+                        text = buildAnnotatedString {
+                            withStyle(
+                                style = SpanStyle(textDecoration = TextDecoration.Underline)
+                            ) {
+                                append(stringResource(id = R.string.from_clipboard))
+                            }
+                        },
+                        modifier = Modifier
+                            .padding(horizontal = 8.dp)
+                    )
+                }
             }
         }
+        CircularProgressIndicator()
     }
 }