Various snippets for Material 3 migration guidance

wear/src/main/java/com/example/wear/snippets/m3/components/Button.kt

@@ -0,0 +1,68 @@
+/*
+ * Copyright 2025 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.wear.snippets.m3.components
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.res.stringResource
+import androidx.wear.compose.foundation.lazy.TransformingLazyColumn
+import androidx.wear.compose.foundation.lazy.rememberTransformingLazyColumnState
+import androidx.wear.compose.material3.Button
+import androidx.wear.compose.material3.CompactButton
+import androidx.wear.compose.material3.ScreenScaffold
+import androidx.wear.compose.material3.EdgeButton
+import androidx.wear.compose.material3.IconButton
+import androidx.wear.compose.material3.Text
+import androidx.wear.compose.material3.TextButton
+import com.example.wear.R
+import com.google.android.horologist.compose.layout.ColumnItemType
+import com.google.android.horologist.compose.layout.rememberResponsiveColumnPadding
+
+@Composable
+fun EdgeButton() {
+    // [START android_wear_edgebutton]
+    val state = rememberTransformingLazyColumnState()
+    ScreenScaffold(
+        scrollState = state,
+        contentPadding =
+            rememberResponsiveColumnPadding(
+                first = ColumnItemType.ListHeader
+            ),
+        edgeButton = {
+            EdgeButton(
+                onClick = { }
+            ) {
+                Text(stringResource(R.string.show))
+            }
+        }
+    ){ contentPadding ->
+        TransformingLazyColumn(state = state, contentPadding = contentPadding,){
+            // additional code here
+        }
+    }
+    // [END android_wear_edgebutton]
+}
+
+@Composable
+fun buttonsList() {
+    // [START android_wear_buttons_list]
+    //M3 Buttons
+    Button(onClick = { }){}
+    CompactButton(onClick = { }){}
+    IconButton(onClick = { }){}
+    TextButton(onClick = { }){}
+    // [END android_wear_buttons_list]
+}

wear/src/main/java/com/example/wear/snippets/m3/pager/Pager.kt

@@ -22,13 +22,15 @@ import androidx.compose.ui.Modifier
 import androidx.wear.compose.foundation.lazy.TransformingLazyColumn
 import androidx.wear.compose.foundation.lazy.rememberTransformingLazyColumnState
 import androidx.wear.compose.foundation.pager.HorizontalPager
+import androidx.wear.compose.foundation.pager.VerticalPager
 import androidx.wear.compose.foundation.pager.rememberPagerState
 import androidx.wear.compose.material3.AnimatedPage
 import androidx.wear.compose.material3.AppScaffold
 import androidx.wear.compose.material3.HorizontalPagerScaffold
 import androidx.wear.compose.material3.ListHeader
 import androidx.wear.compose.material3.ScreenScaffold
 import androidx.wear.compose.material3.Text
+import androidx.wear.compose.material3.VerticalPagerScaffold
 import com.google.android.horologist.compose.layout.ColumnItemType
 import com.google.android.horologist.compose.layout.rememberResponsiveColumnPadding
 
@@ -78,4 +80,25 @@ fun HorizontalPager() {
         }
     }
     // [END android_wear_horizontal_pager]
+}
+
+@Composable
+fun verticalPager() {
+    // [START android_wear_vertical_pager]
+    AppScaffold {
+        val pagerState = rememberPagerState(pageCount = { 10 })
+
+        VerticalPagerScaffold(pagerState = pagerState) {
+            VerticalPager(
+                state = pagerState
+            ) { page ->
+                AnimatedPage(pageIndex = page, pagerState = pagerState) {
+                    ScreenScaffold {
+                        ///…
+                    }
+                }
+            }
+        }
+    }
+    // [END android_wear_vertical_pager]
 }

wear/src/main/java/com/example/wear/snippets/m3/theme/Color.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2025 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.wear.snippets.m3.theme
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+import androidx.wear.compose.material3.ColorScheme
+import androidx.wear.compose.material3.MaterialTheme
+import androidx.wear.compose.material3.dynamicColorScheme
+
+// [START android_wear_dynamic_theme]
+@Composable
+fun myApp() {
+    val dynamicColorScheme = dynamicColorScheme(LocalContext.current)
+    MaterialTheme(colorScheme = dynamicColorScheme ?: myBrandColors) {}
+}
+
+internal val myBrandColors: ColorScheme = ColorScheme( /* Specify colors here */)
+// [END android_wear_dynamic_theme]]

wear/src/main/java/com/example/wear/snippets/m3/theme/Shape.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2025 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.wear.snippets.m3.theme
+
+import androidx.wear.compose.material3.Shapes
+
+// [START android_wear_shape]
+val Shapes = Shapes(
+    // M3 Shapes parameters
+)
+// [END android_wear_shape]

wear/src/main/java/com/example/wear/snippets/m3/theme/Typography.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2025 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.wear.snippets.m3.theme
+
+import androidx.wear.compose.material3.Typography
+
+// [START android_wear_typography]
+val Typography = Typography(
+    // M3 TextStyle parameters
+)
+// [END android_wear_typography]

wear/src/main/res/values/strings.xml

@@ -25,4 +25,5 @@
     <string name="my_complication_service_label">My Complication</string>
     <string name="my_complication_timeline_service_label">My Timeline Complication</string>
     <string name="configuration_activity_label">Configuration activity</string>
+    <string name="show">Show</string>
 </resources>