More Android TV DPAD fixes (fixes #226) (fixes #228) (fixes #230) (fixes #231) (fixes #232) (fixes #233) (#229)

* Fix focus when editing folder (fixes #226)

* Don't show qr code scan button on TV (fixes #230)

* FolderActivity: Prevent accidential scroll by DPAD

* Make DPAD available in Custom Sync Conditions dialog (fixes #231)

* EnhancedEditText: Reformat code

* Remove blank

* DeviceActivity: Move code, set initial focus

* FolderActivity: Fix focus problems on phones with keyboard input (fixes #233)

* DeviceActivity: Set custom sync dialog focus from code (fixes #233)

* DeviceActivity: Use setOnClickListener instead of implementing View.OnClickListener

* fragment_folder: focusableInTouchMode => focusable

* Edit device dialog: Show copy device ID row or edit, scan device row

* Fix unused, outdated refs

* Constants: Static implies final

* Remove double semicolon

* Remove double semicolon

* Remove unused imports

* Remove unnecessary return in void func

* Fix javadoc errors (fixes #234)

* Fix typos

* Fix focus problem on TV/device edit dialog

* Fix create folder dialog focus on TV (fixes #228)

app/src/main/java/com/nutomic/syncthingandroid/activities/DeviceActivity.java

@@ -6,10 +6,8 @@ import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.IBinder;
-import android.support.v4.content.ContextCompat;
 import android.support.v7.app.AlertDialog;
 import android.support.v7.widget.SwitchCompat;
 import android.text.Editable;
@@ -57,7 +55,6 @@ import static com.nutomic.syncthingandroid.util.Compression.METADATA;
  */
 public class DeviceActivity extends SyncthingActivity
         implements
-            View.OnClickListener,
             SyncthingService.OnServiceStateChangeListener {
 
     public static final String EXTRA_NOTIFICATION_ID =
@@ -79,34 +76,21 @@ public class DeviceActivity extends SyncthingActivity
     private ConfigRouter mConfig;
 
     private Device mDevice;
-
-    private View mIdContainer;
-
-    private EditText mIdView;
-
+    private EditText mEditDeviceId;
+    private View mShowDeviceIdContainer;
+    private EditText mShowDeviceId;
     private View mQrButton;
-
     private EditText mNameView;
-
     private EditText mAddressesView;
-
     private TextView mCurrentAddressView;
-
-    private TextView mCompressionValueView;
-
-    private SwitchCompat mIntroducerView;
-
-    private SwitchCompat mDevicePaused;
-
-    private SwitchCompat mCustomSyncConditionsSwitch;
-
-    private TextView mCustomSyncConditionsDescription;
-
-    private TextView mCustomSyncConditionsDialog;
-
-    private TextView mSyncthingVersionView;
-
     private View mCompressionContainer;
+    private TextView mCompressionValueView;
+    private SwitchCompat mIntroducerView;
+    private SwitchCompat mDevicePaused;
+    private SwitchCompat mCustomSyncConditionsSwitch;
+    private TextView mCustomSyncConditionsDescription;
+    private TextView mCustomSyncConditionsDialog;
+    private TextView mSyncthingVersionView;
 
     @Inject
     SharedPreferences mPreferences;
@@ -179,6 +163,7 @@ public class DeviceActivity extends SyncthingActivity
                     break;
                 case R.id.customSyncConditionsSwitch:
                     mCustomSyncConditionsDescription.setEnabled(isChecked);
+                    mCustomSyncConditionsDialog.setFocusable(isChecked);
                     mCustomSyncConditionsDialog.setEnabled(isChecked);
                     // This is needed to display the "discard changes dialog".
                     mDeviceNeedsToUpdate = true;
@@ -198,8 +183,9 @@ public class DeviceActivity extends SyncthingActivity
         mIsCreateMode = getIntent().getBooleanExtra(EXTRA_IS_CREATE, false);
         setTitle(mIsCreateMode ? R.string.add_device : R.string.edit_device);
 
-        mIdContainer = findViewById(R.id.idContainer);
-        mIdView = findViewById(R.id.id);
+        mEditDeviceId = findViewById(R.id.editDeviceId);
+        mShowDeviceIdContainer = findViewById(R.id.showDeviceIdContainer);
+        mShowDeviceId = findViewById(R.id.showDeviceId);
         mQrButton = findViewById(R.id.qrButton);
         mNameView = findViewById(R.id.name);
         mAddressesView = findViewById(R.id.addresses);
@@ -213,9 +199,13 @@ public class DeviceActivity extends SyncthingActivity
         mCustomSyncConditionsDialog = findViewById(R.id.customSyncConditionsDialog);
         mSyncthingVersionView = findViewById(R.id.syncthingVersion);
 
-        mQrButton.setOnClickListener(this);
+        if (Util.isRunningOnTV(this)) {
+            mQrButton.setVisibility(View.GONE);
+        }
+        mQrButton.setOnClickListener(view -> onQrButtonClick());
+        mShowDeviceIdContainer.setOnClickListener(view -> onCopyDeviceIdClick());
+        mCompressionContainer.setOnClickListener(view -> onCompressionContainerClick());
         mCustomSyncConditionsDialog.setOnClickListener(view -> onCustomSyncConditionsDialogClick());
-        mCompressionContainer.setOnClickListener(this);
 
         if (savedInstanceState != null){
             if (mDevice == null) {
@@ -223,26 +213,18 @@ public class DeviceActivity extends SyncthingActivity
             }
             restoreDialogStates(savedInstanceState);
         }
+
+        findViewById(R.id.editDeviceIdContainer).setVisibility(mIsCreateMode ? View.VISIBLE : View.GONE);
+        mShowDeviceIdContainer.setVisibility(!mIsCreateMode ? View.VISIBLE : View.GONE);
         if (mIsCreateMode) {
             if (mDevice == null) {
                 initDevice();
             }
+            mEditDeviceId.requestFocus();
+        } else {
+            getWindow().setSoftInputMode(SOFT_INPUT_STATE_ALWAYS_HIDDEN);
+            mNameView.requestFocus();
         }
-        else {
-            prepareEditMode();
-        }
-    }
-
-    /**
-     * Invoked after user clicked on the {@link #mCustomSyncConditionsDialog} label.
-     */
-    private void onCustomSyncConditionsDialogClick() {
-        startActivityForResult(
-            SyncConditionsActivity.createIntent(
-                this, Constants.PREF_OBJECT_PREFIX_DEVICE + mDevice.deviceID, mDevice.name
-            ),
-            0
-        );
     }
 
     private void restoreDialogStates(Bundle savedInstanceState) {
@@ -327,7 +309,7 @@ public class DeviceActivity extends SyncthingActivity
             syncthingService.getNotificationHandler().cancelConsentNotification(getIntent().getIntExtra(EXTRA_NOTIFICATION_ID, 0));
             syncthingService.unregisterOnServiceStateChangeListener(DeviceActivity.this);
         }
-        mIdView.removeTextChangedListener(mIdTextWatcher);
+        mEditDeviceId.removeTextChangedListener(mIdTextWatcher);
         mNameView.removeTextChangedListener(mNameTextWatcher);
         mAddressesView.removeTextChangedListener(mAddressesTextWatcher);
     }
@@ -376,7 +358,7 @@ public class DeviceActivity extends SyncthingActivity
     }
 
     private void updateViewsAndSetListeners() {
-        mIdView.removeTextChangedListener(mIdTextWatcher);
+        mEditDeviceId.removeTextChangedListener(mIdTextWatcher);
         mNameView.removeTextChangedListener(mNameTextWatcher);
         mAddressesView.removeTextChangedListener(mAddressesTextWatcher);
         mIntroducerView.setOnCheckedChangeListener(null);
@@ -384,7 +366,8 @@ public class DeviceActivity extends SyncthingActivity
         mCustomSyncConditionsSwitch.setOnCheckedChangeListener(null);
 
         // Update views
-        mIdView.setText(mDevice.deviceID);
+        mEditDeviceId.setText(mDevice.deviceID);
+        mShowDeviceId.setText(mDevice.deviceID);
         mNameView.setText(mDevice.name);
         mAddressesView.setText(displayableAddresses());
         mCompressionValueView.setText(Compression.fromValue(this, mDevice.compression).getTitle(this));
@@ -402,10 +385,11 @@ public class DeviceActivity extends SyncthingActivity
         }
         mCustomSyncConditionsSwitch.setEnabled(!mIsCreateMode);
         mCustomSyncConditionsDescription.setEnabled(mCustomSyncConditionsSwitch.isChecked());
+        mCustomSyncConditionsDialog.setFocusable(mCustomSyncConditionsSwitch.isChecked());
         mCustomSyncConditionsDialog.setEnabled(mCustomSyncConditionsSwitch.isChecked());
 
         // Keep state updated
-        mIdView.addTextChangedListener(mIdTextWatcher);
+        mEditDeviceId.addTextChangedListener(mIdTextWatcher);
         mNameView.addTextChangedListener(mNameTextWatcher);
         mAddressesView.addTextChangedListener(mAddressesTextWatcher);
         mIntroducerView.setOnCheckedChangeListener(mCheckedListener);
@@ -489,7 +473,7 @@ public class DeviceActivity extends SyncthingActivity
         IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
         if (scanResult != null) {
             mDevice.deviceID = scanResult.getContents();
-            mIdView.setText(mDevice.deviceID);
+            mEditDeviceId.setText(mDevice.deviceID);
         }
     }
 
@@ -507,17 +491,6 @@ public class DeviceActivity extends SyncthingActivity
         mDevice.introducedBy = "";
     }
 
-    private void prepareEditMode() {
-        getWindow().setSoftInputMode(SOFT_INPUT_STATE_ALWAYS_HIDDEN);
-
-        Drawable dr = ContextCompat.getDrawable(this, R.drawable.ic_content_copy_black_24dp);
-        mIdView.setCompoundDrawablesWithIntrinsicBounds(null, null, dr, null);
-        mIdView.setEnabled(false);
-        mQrButton.setVisibility(View.GONE);
-
-        mIdContainer.setOnClickListener(this);
-    }
-
     /**
      * Sends the updated device info if in edit mode.
      * Preconditions: mDeviceNeedsToUpdate == true
@@ -580,16 +553,29 @@ public class DeviceActivity extends SyncthingActivity
         return TextUtils.join(", ", list);
     }
 
-    @Override
-    public void onClick(View v) {
-        if (v.equals(mCompressionContainer)) {
+    private void onCompressionContainerClick() {
         showCompressionDialog();
-        } else if (v.equals(mQrButton)){
-            IntentIntegrator integrator = new IntentIntegrator(DeviceActivity.this);
-            integrator.initiateScan();
-        } else if (v.equals(mIdContainer)) {
+    }
+
+    /**
+     * Invoked after user clicked on the {@link #mCustomSyncConditionsDialog} label.
+     */
+    private void onCustomSyncConditionsDialogClick() {
+        startActivityForResult(
+            SyncConditionsActivity.createIntent(
+                this, Constants.PREF_OBJECT_PREFIX_DEVICE + mDevice.deviceID, mDevice.name
+            ),
+            0
+        );
+    }
+
+    private void onCopyDeviceIdClick() {
         Util.copyDeviceId(this, mDevice.deviceID);
     }
+
+    private void onQrButtonClick() {
+        IntentIntegrator integrator = new IntentIntegrator(DeviceActivity.this);
+        integrator.initiateScan();
     }
 
     private void showCompressionDialog(){
@@ -615,15 +601,11 @@ public class DeviceActivity extends SyncthingActivity
     }
 
     private void showDiscardDialog(){
-        mDiscardDialog = createDiscardDialog();
-        mDiscardDialog.show();
-    }
-
-    private Dialog createDiscardDialog() {
-        return new android.app.AlertDialog.Builder(this)
+        mDiscardDialog = new android.app.AlertDialog.Builder(this)
                 .setMessage(R.string.dialog_discard_changes)
                 .setPositiveButton(android.R.string.ok, (dialog, which) -> finish())
                 .setNegativeButton(android.R.string.cancel, null)
                 .create();
+        mDiscardDialog.show();
     }
 }

app/src/main/java/com/nutomic/syncthingandroid/activities/FolderActivity.java

@@ -161,6 +161,7 @@ public class FolderActivity extends SyncthingActivity
                     break;
                 case R.id.customSyncConditionsSwitch:
                     mCustomSyncConditionsDescription.setEnabled(isChecked);
+                    mCustomSyncConditionsDialog.setFocusable(isChecked);
                     mCustomSyncConditionsDialog.setEnabled(isChecked);
                     // This is needed to display the "discard changes dialog".
                     mFolderNeedsToUpdate = true;
@@ -228,19 +229,20 @@ public class FolderActivity extends SyncthingActivity
             if (mFolder == null) {
                 initFolder();
             }
-            // Open keyboard on label view in edit mode.
-            mLabelView.requestFocus();
             mEditIgnoreListTitle.setEnabled(false);
             mEditIgnoreListContent.setEnabled(false);
         }
         else {
             // Prepare edit mode.
-            mIdView.clearFocus();
             mIdView.setFocusable(false);
             mIdView.setEnabled(false);
+            mPathView.setFocusable(false);
             mPathView.setEnabled(false);
         }
 
+        // Open keyboard on label view in edit mode.
+        mLabelView.requestFocus();
+
         if (savedInstanceState != null) {
             if (savedInstanceState.getBoolean(IS_SHOWING_DELETE_DIALOG)) {
                 showDeleteDialog();
@@ -494,6 +496,7 @@ public class FolderActivity extends SyncthingActivity
         }
         mCustomSyncConditionsSwitch.setEnabled(!mIsCreateMode);
         mCustomSyncConditionsDescription.setEnabled(mCustomSyncConditionsSwitch.isChecked());
+        mCustomSyncConditionsDialog.setFocusable(mCustomSyncConditionsSwitch.isChecked());
         mCustomSyncConditionsDialog.setEnabled(mCustomSyncConditionsSwitch.isChecked());
 
         // Populate devicesList.

app/src/main/res/layout/activity_sync_conditions.xml

@@ -17,8 +17,7 @@
             android:orientation="vertical"
             android:paddingBottom="8dp"
             android:paddingTop="8dp"
-            android:showDividers="middle"
-            android:focusableInTouchMode="true">
+            android:showDividers="middle">
 
             <!-- Static Sync Condition Title -->
             <LinearLayout

app/src/main/res/layout/fragment_device.xml

@@ -21,15 +21,16 @@
             android:paddingTop="8dp"
             android:showDividers="middle">
 
+            <!-- Option 1: Input or edit device ID -->
             <LinearLayout
-                android:id="@+id/idContainer"
+                android:id="@+id/editDeviceIdContainer"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:background="?selectableItemBackground"
                 android:orientation="horizontal">
 
                 <com.nutomic.syncthingandroid.views.EnhancedEditText
-                    android:id="@+id/id"
+                    android:id="@+id/editDeviceId"
                     style="@style/Widget.Syncthing.TextView.Label.Details.Field"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -39,7 +40,8 @@
                     android:hint="@string/device_id"
                     android:imeOptions="actionNext"
                     android:inputType="textNoSuggestions|textMultiLine"
-                    android:nextFocusForward="@+id/name" />
+                    android:focusable="true"
+                    android:nextFocusDown="@+id/name" />
 
                 <ImageView
                     android:id="@+id/qrButton"
@@ -51,8 +53,46 @@
                     android:layout_marginRight="@dimen/abc_action_bar_content_inset_material"
                     android:contentDescription="@string/scan_qr_code_description"
                     android:src="@drawable/ic_qrcode_black_24dp_active" />
+
             </LinearLayout>
 
+            <!-- Option 2: Show or copy device ID -->
+            <LinearLayout
+                android:id="@+id/showDeviceIdContainer"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="?selectableItemBackground"
+                android:orientation="horizontal"
+                android:focusable="true"
+                android:nextFocusDown="@+id/name" >
+
+                <com.nutomic.syncthingandroid.views.EnhancedEditText
+                    android:id="@+id/showDeviceId"
+                    style="@style/Widget.Syncthing.TextView.Label.Details.Field"
+                    android:enabled="false"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:drawableLeft="@drawable/ic_cellphone_black_24dp"
+                    android:drawableStart="@drawable/ic_cellphone_black_24dp"
+                    android:hint="@string/device_id"
+                    android:imeOptions="actionNext"
+                    android:inputType="textNoSuggestions|textMultiLine" />
+
+                <ImageView
+                    android:id="@+id/copyDeviceIdIcon"
+                    style="?actionButtonStyle"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:layout_marginEnd="@dimen/abc_action_bar_content_inset_material"
+                    android:layout_marginRight="@dimen/abc_action_bar_content_inset_material"
+                    android:contentDescription="@string/scan_qr_code_description"
+                    android:src="@drawable/ic_content_copy_black_24dp" />
+
+            </LinearLayout>
+
+            <!-- Device Name -->
             <EditText
                 android:id="@+id/name"
                 style="@style/Widget.Syncthing.TextView.Label.Details.Field"
@@ -65,6 +105,7 @@
                 android:inputType="textCapWords"
                 android:importantForAutofill="no" />
 
+            <!-- Device Addresses-->
             <EditText
                 android:id="@+id/addresses"
                 style="@style/Widget.Syncthing.TextView.Label.Details.Field"
@@ -82,7 +123,8 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:background="?selectableItemBackground"
-                android:orientation="horizontal">
+                android:orientation="horizontal"
+                android:focusable="true">
 
                 <TextView
                     style="@style/Widget.Syncthing.TextView.Label.Details"
@@ -161,7 +203,6 @@
                     android:layout_marginStart="56dp"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:focusable="true"
                     android:text="@string/custom_sync_conditions_dialog"/>
 
                 <TextView

app/src/main/res/layout/fragment_folder.xml

@@ -19,8 +19,7 @@
             android:orientation="vertical"
             android:paddingBottom="8dp"
             android:paddingTop="8dp"
-            android:showDividers="middle"
-            android:focusableInTouchMode="true">
+            android:showDividers="middle">
 
             <EditText
                 android:id="@+id/label"
@@ -62,13 +61,15 @@
                 android:layout_height="wrap_content"
                 android:drawableLeft="@drawable/ic_device_hub_black_24dp_active"
                 android:drawableStart="@drawable/ic_device_hub_black_24dp_active"
+                android:focusable="false"
                 android:text="@string/devices" />
 
             <LinearLayout
                 android:id="@+id/devicesContainer"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:orientation="vertical">
+                android:orientation="vertical"
+                android:focusable="false">
             </LinearLayout>
 
             <LinearLayout
@@ -77,7 +78,8 @@
                 android:layout_height="wrap_content"
                 android:background="?selectableItemBackground"
                 android:orientation="vertical"
-                android:gravity="center_vertical">
+                android:gravity="center_vertical"
+                android:focusable="true">
 
                 <TextView
                     style="@style/Widget.Syncthing.TextView.Label.Details"
@@ -185,7 +187,6 @@
                     android:layout_marginStart="56dp"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:focusable="true"
                     android:text="@string/custom_sync_conditions_dialog"/>
 
                 <TextView
@@ -207,7 +208,8 @@
                 android:layout_height="wrap_content"
                 android:background="?selectableItemBackground"
                 android:orientation="vertical"
-                android:gravity="center_vertical">
+                android:gravity="center_vertical"
+                android:focusable="true">
 
                 <TextView
                     style="@style/Widget.Syncthing.TextView.Label.Details"
@@ -245,7 +247,8 @@
                 android:layout_height="wrap_content"
                 android:background="?selectableItemBackground"
                 android:orientation="vertical"
-                android:gravity="center_vertical">
+                android:gravity="center_vertical"
+                android:focusable="true">
 
                 <TextView
                     style="@style/Widget.Syncthing.TextView.Label.Details"
@@ -278,6 +281,15 @@
             </LinearLayout>
 
             <!-- variableSizeBlocks -->
+            <LinearLayout
+                android:id="@+id/variableSizeBlocksContainer"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="?selectableItemBackground"
+                android:orientation="vertical"
+                android:gravity="center_vertical"
+                android:focusable="true">
+
                 <android.support.v7.widget.SwitchCompat
                     android:id="@+id/variableSizeBlocks"
                     style="@style/Widget.Syncthing.TextView.Label.Details"
@@ -299,6 +311,8 @@
                     android:text="@string/folder_variable_size_blocks_description"
                     android:focusable="false"/>
 
+            </LinearLayout>
+
             <LinearLayout
                 android:id="@+id/editIgnoresContainer"
                 android:layout_width="match_parent"