Release Vulpes OS 2.7-preview.22

host/actors/WebInputChild.sys.mjs

@@ -0,0 +1,29 @@
+import {InputEditor} from 'resource://vulpes/services/input-editor.mjs';
+
+// Web pages may edit their focused field, but receive no Gaia service bridge.
+export class WebInputChild extends JSWindowActorChild {
+  handleEvent(event) {
+    if (!Services.cpmm.sharedData.get('vulpes:native-input') || this.editor?.editing) return;
+    const contexts = Services.cpmm.sharedData.get('vulpes:host-contexts') || [];
+    if (!contexts.includes(this.browsingContext.top.id)) return;
+    // Standalone web views have no Firefox tabbrowser to focus their embedder.
+    // Keep Gecko's picker focus checks intact by activating only a touched view.
+    if (event.isTrusted && ['pointerdown','mousedown','click'].includes(event.type))
+      this.sendAsyncMessage('Vulpes:WebActivate', null);
+    let element = event.composedPath()[0];
+    if (element?.isContentEditable) element = element.closest('[contenteditable=true]') || element;
+    const editable = element?.isContentEditable || element?.localName === 'textarea' ||
+      (element?.localName === 'input' && ['text','search','email','url','tel','password','number'].includes(element.type));
+    if (!editable || element.disabled || element.readOnly) {
+      if (event.type === 'click') this.sendAsyncMessage('Vulpes:InputFocus', null);
+      return;
+    }
+    this.editor ||= new InputEditor(this.contentWindow);
+    this.editor.focus(element);
+    this.sendAsyncMessage('Vulpes:InputFocus', this.editor.state());
+  }
+  receiveMessage(message) {
+    if (message.name !== 'Vulpes:Edit' || !this.editor) throw Error('INPUT_CONTEXT_EXPIRED');
+    return this.editor.edit(message.data);
+  }
+}