TextInputV2: Add API to set modifiers map on clients

src/wayland/textinput_v2_interface.cpp

@@ -301,6 +301,17 @@ void TextInputV2InterfacePrivate::sendLanguage()
     }
 }
 
+void TextInputV2InterfacePrivate::sendModifiersMap()
+{
+    if (!surface) {
+        return;
+    }
+    const QList<Resource *> textInputs = textInputsForClient(surface->client());
+    for (auto resource : textInputs) {
+        send_modifiers_map(resource->handle, modifiersMap);
+    }
+}
+
 TextInputV2InterfacePrivate::TextInputV2InterfacePrivate(SeatInterface *seat, TextInputV2Interface *_q)
     : seat(seat)
     , q(_q)
@@ -489,6 +500,16 @@ void TextInputV2Interface::setLanguage(const QString &languageTag)
     d->sendLanguage();
 }
 
+void TextInputV2Interface::setModifiersMap(const QByteArray &modifiersMap)
+{
+    if (d->modifiersMap == modifiersMap) {
+        // not changed
+        return;
+    }
+    d->modifiersMap = modifiersMap;
+    d->sendModifiersMap();
+}
+
 QPointer<SurfaceInterface> TextInputV2Interface::surface() const
 {
     return d->surface;

src/wayland/textinput_v2_interface.h

@@ -211,6 +211,11 @@ public:
      */
     void setLanguage(const QString &languageTag);
 
+    /**
+     * Sets the modifiers map to use when modifiers are included in a key event.
+     */
+    void setModifiersMap(const QByteArray &modifiersMap);
+
 Q_SIGNALS:
     /**
      * Requests input panels (virtual keyboard) to show.

src/wayland/textinput_v2_interface_p.h

@@ -46,6 +46,7 @@ public:
     void keysymReleased(quint32 keysym, quint32 modifiers);
     void sendInputPanelState();
     void sendLanguage();
+    void sendModifiersMap();
 
     QList<Resource *> textInputsForClient(ClientConnection *client) const;
     static TextInputV2InterfacePrivate *get(TextInputV2Interface *inputInterface)
@@ -65,6 +66,7 @@ public:
     bool inputPanelVisible = false;
     QRect overlappedSurfaceArea;
     QString language;
+    QByteArray modifiersMap;
     TextInputV2Interface *q;
     QSet<SurfaceInterface *> m_enabledSurfaces;