Allow styling text in composer when selecting it with native actions

modules/react-native-status/android/src/main/java/im/status/ethereum/module/RNSelectableTextInputModule.java

@@ -0,0 +1,78 @@
+package im.status.ethereum.module;
+
+import android.view.ActionMode;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+import com.facebook.react.bridge.ReactMethod;
+import com.facebook.react.uimanager.NativeViewHierarchyManager;
+import com.facebook.react.uimanager.UIBlock;
+import com.facebook.react.uimanager.UIManagerModule;
+import com.facebook.react.views.textinput.ReactEditText;
+import javax.annotation.Nonnull;
+
+class RNSelectableTextInputModule extends ReactContextBaseJavaModule {
+
+    private ActionMode lastActionMode;
+
+    public RNSelectableTextInputModule(ReactApplicationContext reactContext) {
+        super(reactContext);
+    }
+
+    @Nonnull
+    @Override
+    public String getName() {
+        return "RNSelectableTextInputManager";
+    }
+
+    @ReactMethod
+    public void setupMenuItems(final Integer selectableTextViewReactTag, final Integer textInputReactTag) {
+        ReactApplicationContext reactContext = this.getReactApplicationContext();
+        UIManagerModule uiManager = reactContext.getNativeModule(UIManagerModule.class);
+        uiManager.addUIBlock(new UIBlock() {
+            public void execute (NativeViewHierarchyManager nvhm) {
+                RNSelectableTextInputViewManager rnSelectableTextManager = (RNSelectableTextInputViewManager) nvhm.resolveViewManager(selectableTextViewReactTag);
+                ReactEditText reactTextView = (ReactEditText) nvhm.resolveView(textInputReactTag);
+                rnSelectableTextManager.registerSelectionListener(reactTextView);
+            }
+        });
+    }
+
+    @ReactMethod
+    public void startActionMode(final Integer textInputReactTag) {
+        ReactApplicationContext reactContext = this.getReactApplicationContext();
+        UIManagerModule uiManager = reactContext.getNativeModule(UIManagerModule.class);
+        uiManager.addUIBlock(new UIBlock() {
+            public void execute (NativeViewHierarchyManager nvhm) {
+                ReactEditText reactTextView = (ReactEditText) nvhm.resolveView(textInputReactTag);
+                lastActionMode = reactTextView.startActionMode(reactTextView.getCustomSelectionActionModeCallback(), ActionMode.TYPE_FLOATING);
+            }
+        });
+    }
+
+    @ReactMethod
+    public void hideLastActionMode(){
+        ReactApplicationContext reactContext = this.getReactApplicationContext();
+        UIManagerModule uiManager = reactContext.getNativeModule(UIManagerModule.class);
+        uiManager.addUIBlock(new UIBlock() {
+            public void execute (NativeViewHierarchyManager nvhm) {
+                if(lastActionMode!=null){
+                    lastActionMode.finish();
+                    lastActionMode = null;
+                }
+            }
+        });
+    }
+
+    @ReactMethod
+    public void setSelection(final Integer textInputReactTag, final Integer start, final Integer end){
+        ReactApplicationContext reactContext = this.getReactApplicationContext();
+        UIManagerModule uiManager = reactContext.getNativeModule(UIManagerModule.class);
+        uiManager.addUIBlock(new UIBlock() {
+            public void execute (NativeViewHierarchyManager nvhm) {
+                ReactEditText reactTextView = (ReactEditText) nvhm.resolveView(textInputReactTag);
+                reactTextView.setSelection(start, end);
+            }
+        });
+    }
+
+}

modules/react-native-status/android/src/main/java/im/status/ethereum/module/RNSelectableTextInputViewManager.java

@@ -0,0 +1,102 @@
+package im.status.ethereum.module;
+
+import android.view.ActionMode;
+import android.view.ActionMode.Callback;
+import android.view.Menu;
+import android.view.MenuItem;
+import com.facebook.react.bridge.Arguments;
+import com.facebook.react.bridge.ReactContext;
+import com.facebook.react.bridge.ReadableArray;
+import com.facebook.react.bridge.WritableMap;
+import com.facebook.react.common.MapBuilder;
+import com.facebook.react.uimanager.ThemedReactContext;
+import com.facebook.react.uimanager.annotations.ReactProp;
+import com.facebook.react.uimanager.events.RCTEventEmitter;
+import com.facebook.react.views.textinput.ReactEditText;
+import com.facebook.react.views.view.ReactViewGroup;
+import com.facebook.react.views.view.ReactViewManager;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class RNSelectableTextInputViewManager extends ReactViewManager {
+    public static final String REACT_CLASS = "RNSelectableTextInput";
+    private String[] _menuItems = new String[0];
+
+    @Override
+    public String getName() {
+        return REACT_CLASS;
+    }
+
+    @Override
+    public ReactViewGroup createViewInstance(ThemedReactContext context) {
+        return new ReactViewGroup(context);
+    }
+
+    @ReactProp(name = "menuItems")
+    public void setMenuItems(ReactViewGroup reactViewGroup, ReadableArray items) {
+        if(items != null) {
+            List<String> result = new ArrayList<String>(items.size());
+            for (int i = 0; i < items.size(); i++) {
+                result.add(items.getString(i));
+            }
+            this._menuItems = result.toArray(new String[items.size()]);
+        }
+    }
+
+    public void registerSelectionListener(final ReactEditText view) {
+        view.setCustomSelectionActionModeCallback(new Callback() {
+            @Override
+            public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+                menu.clear();
+                for (int i = 0; i < _menuItems.length; i++) {
+                    menu.add(0, i, 0, _menuItems[i]);
+                }
+                return true;
+            }
+
+            @Override
+            public boolean onCreateActionMode(ActionMode mode, Menu menu) {
+                return true;
+            }
+
+            @Override
+            public void onDestroyActionMode(ActionMode mode) {
+            }
+
+            @Override
+            public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
+                int selectionStart = view.getSelectionStart();
+                int selectionEnd = view.getSelectionEnd();
+                String selectedText = view.getText().toString().substring(selectionStart, selectionEnd);
+
+                // Dispatch event
+                onSelectNativeEvent(view, item.getItemId(), selectedText, selectionStart, selectionEnd);
+
+                mode.finish();
+
+                return true;
+            }
+
+        });
+    }
+
+    public void onSelectNativeEvent(ReactEditText view, int eventType, String content, int selectionStart, int selectionEnd) {
+        WritableMap event = Arguments.createMap();
+        event.putInt("eventType", eventType);
+        event.putString("content", content);
+        event.putInt("selectionStart", selectionStart);
+        event.putInt("selectionEnd", selectionEnd);
+
+        // Dispatch
+        ReactContext reactContext = (ReactContext) view.getContext();
+        reactContext.getJSModule(RCTEventEmitter.class).receiveEvent(view.getId(), "topSelection", event);
+    }
+
+    @Override
+    public Map getExportedCustomDirectEventTypeConstants() {
+        return MapBuilder.builder()
+                         .put("topSelection", MapBuilder.of("registrationName","onSelection"))
+                         .build();
+    }
+}

modules/react-native-status/android/src/main/java/im/status/ethereum/module/StatusPackage.java

@@ -7,6 +7,7 @@
 import com.facebook.react.uimanager.ViewManager;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 
@@ -29,12 +30,15 @@ public List<NativeModule> createNativeModules(ReactApplicationContext reactConte
         List<NativeModule> modules = new ArrayList<>();
 
         modules.add(new StatusModule(reactContext, this.rootedDevice));
+        modules.add(new RNSelectableTextInputModule(reactContext));
 
         return modules;
     }
 
     @Override
     public List<ViewManager> createViewManagers(ReactApplicationContext reactContext) {
-        return Collections.emptyList();
+        return Arrays.<ViewManager>asList(
+                new RNSelectableTextInputViewManager()
+        );
     }
 }