[Settings] Add focus for SSIDtext to show IME

Add focus to SSIDtext to show IME when choosing add network.

Bug: 72882629
Test: RunSettingsRobotests & Manual test
Change-Id: I1c51c4b800a7668c6760c88b97e920cf75c26b26

res/layout/wifi_dialog.xml

@@ -54,7 +54,9 @@
                         style="@style/wifi_item_edit_content"
                         android:hint="@string/wifi_ssid_hint"
                         android:singleLine="true"
-                        android:inputType="textNoSuggestions" />
+                        android:inputType="textNoSuggestions">
+                    <requestFocus/>
+                </EditText>
 
                 <LinearLayout android:id="@+id/ssid_too_long_warning"
                               android:layout_width="match_parent"

tests/robotests/src/com/android/settings/wifi/WifiConfigControllerTest.java

@@ -199,6 +199,15 @@ public class WifiConfigControllerTest {
         assertThat(mView.findViewById(R.id.eap).getVisibility()).isEqualTo(View.GONE);
     }
 
+    @Test
+    public void ssidGetFocus_addNewNetwork_shouldReturnTrue() {
+        mController = new TestWifiConfigController(mConfigUiBase, mView, null /* accessPoint */,
+                WifiConfigUiBase.MODE_CONNECT);
+        final TextView ssid = mView.findViewById(R.id.ssid);
+        // Verify ssid text get focus when add new network
+        assertThat(ssid.isFocused()).isTrue();
+    }
+
     public class TestWifiConfigController extends WifiConfigController {
 
         public TestWifiConfigController(WifiConfigUiBase parent, View view,