[ButtonGroup] Added a click action and toggleable control in button group demo.

PiperOrigin-RevId: 750767384

Author: pekingme

catalog/java/io/material/catalog/button/ButtonGroupDemoFragment.java

@@ -30,6 +30,7 @@
 import com.google.android.material.button.MaterialButton;
 import com.google.android.material.button.MaterialButtonGroup;
 import com.google.android.material.materialswitch.MaterialSwitch;
+import com.google.android.material.snackbar.Snackbar;
 import io.material.catalog.feature.DemoFragment;
 import io.material.catalog.feature.DemoUtils;
 import java.util.List;
@@ -66,7 +67,14 @@ public View onCreateDemoView(
             buttonGroup.requestLayout();
           }
         });
-
+    MaterialSwitch groupToggleableToggle = view.findViewById(R.id.switch_toggle);
+    groupToggleableToggle.setOnCheckedChangeListener(
+        (buttonView, isChecked) -> {
+          for (MaterialButton button : buttons) {
+            button.setCheckable(isChecked);
+            button.refreshDrawableState();
+          }
+        });
     MaterialSwitch groupEnabledToggle = view.findViewById(R.id.switch_enable);
     groupEnabledToggle.setOnCheckedChangeListener(
         (buttonView, isChecked) -> {
@@ -82,6 +90,18 @@ public View onCreateDemoView(
             button.setOpticalCenterEnabled(isChecked);
           }
         });
+    for (MaterialButton button : buttons) {
+      MaterialButtonGroup buttonGroup = (MaterialButtonGroup) button.getParent();
+      button.setOnClickListener(
+          v -> {
+            String snackbarText = button.getText() + "";
+            if (snackbarText.isEmpty()) {
+              snackbarText = button.getContentDescription() + "";
+            }
+            snackbarText += " button clicked.";
+            Snackbar.make(buttonGroup, snackbarText, Snackbar.LENGTH_LONG).show();
+          });
+    }
     return view;
   }
 

catalog/java/io/material/catalog/button/res/layout/cat_buttons_group_fragment.xml

@@ -37,26 +37,35 @@
         android:id="@+id/orientation_switch_toggle"
         android:paddingTop="16dp"
         android:layout_width="wrap_content"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:layout_gravity="center"
         android:checked="false"
         android:enabled="true"
         android:text="@string/cat_button_vertical_orientation" />
+    <com.google.android.material.materialswitch.MaterialSwitch
+        android:id="@+id/switch_toggle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:paddingTop="16dp"
+        android:layout_gravity="center"
+        android:checked="false"
+        android:enabled="true"
+        android:text="@string/cat_button_toggleable"/>
     <com.google.android.material.materialswitch.MaterialSwitch
         android:id="@+id/switch_enable"
         android:layout_width="wrap_content"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:paddingTop="16dp"
-        android:paddingBottom="16dp"
         android:layout_gravity="center"
         android:checked="true"
         android:enabled="true"
         android:text="@string/cat_button_enable" />
     <com.google.android.material.materialswitch.MaterialSwitch
         android:id="@+id/switch_optical_center"
         android:paddingTop="16dp"
+        android:paddingBottom="16dp"
         android:layout_width="wrap_content"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:layout_gravity="center"
         android:checked="false"
         android:enabled="true"

catalog/java/io/material/catalog/button/res/values/strings.xml

@@ -136,4 +136,5 @@
   <string name="cat_button_previous_icon">previous icon</string>
   <string name="cat_button_play_icon">play icon</string>
   <string name="cat_button_next_icon">next icon</string>
+  <string name="cat_button_toggleable">Toggleable</string>
 </resources>