JavaWidget: add debug info for GTK Inspector

src/api-impl-jni/util.c

@@ -137,6 +137,9 @@ void set_up_handle_cache(JNIEnv *env)
 	handle_cache.view.layoutInternal = _METHOD(handle_cache.view.class, "layoutInternal", "(II)V");
 	handle_cache.view.measure = _METHOD(handle_cache.view.class, "measure", "(II)V");
 	handle_cache.view.performLongClick = _METHOD(handle_cache.view.class, "performLongClick", "(FF)Z");
+	handle_cache.view.getId = _METHOD(handle_cache.view.class, "getId", "()I");
+	handle_cache.view.getIdName = _METHOD(handle_cache.view.class, "getIdName", "()Ljava/lang/String;");
+	handle_cache.view.getAllSuperClasses = _METHOD(handle_cache.view.class, "getAllSuperClasses", "()Ljava/lang/String;");
 
 	handle_cache.asset_manager.class = _REF((*env)->FindClass(env, "android/content/res/AssetManager"));
 	handle_cache.asset_manager.extractFromAPK = _STATIC_METHOD(handle_cache.asset_manager.class, "extractFromAPK", "(Ljava/lang/String;Ljava/lang/String;)V");

src/api-impl-jni/util.h

@@ -83,6 +83,9 @@ struct handle_cache {
 		jmethodID layoutInternal;
 		jmethodID measure;
 		jmethodID performLongClick;
+		jmethodID getId;
+		jmethodID getIdName;
+		jmethodID getAllSuperClasses;
 	} view;
 	struct {
 		jclass class;

src/api-impl-jni/widgets/WrapperWidget.c

@@ -10,6 +10,87 @@
 
 G_DEFINE_TYPE(WrapperWidget, wrapper_widget, GTK_TYPE_WIDGET)
 
+typedef enum { ATL_ID = 1, ATL_ID_NAME, ATL_CLASS_NAME, ATL_SUPER_CLASS_NAMES, N_PROPERTIES } WrapperWidgetProperty;
+static GParamSpec *wrapper_widget_properties[N_PROPERTIES] = { NULL, };
+
+static void wrapper_widget_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
+{
+	switch ((WrapperWidgetProperty) property_id)
+	{
+		default:
+			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+			break;
+	}
+}
+
+static void wrapper_widget_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
+{
+	WrapperWidget *self = WRAPPER_WIDGET(object);
+
+	JNIEnv *env = get_jni_env();
+
+	jobject jobj = self->jobj;
+	jclass class = _CLASS(jobj);
+
+	switch ((WrapperWidgetProperty) property_id)
+	{
+		case ATL_ID: 
+		{
+			jint id_jint = (*env)->CallIntMethod(env, jobj, handle_cache.view.getId);
+			if((*env)->ExceptionCheck(env))
+				(*env)->ExceptionDescribe(env);
+
+			const char *id = g_markup_printf_escaped("0x%08x", id_jint);
+			g_value_set_string(value, id);
+			break;
+		}
+
+		case ATL_ID_NAME:
+		{
+			jstring id_name_jstring = (*env)->CallObjectMethod(env, jobj, handle_cache.view.getIdName);
+			if((*env)->ExceptionCheck(env))
+				(*env)->ExceptionDescribe(env);
+
+			const char *id_name = (*env)->GetStringUTFChars(env, id_name_jstring, NULL);
+			g_value_set_string(value, id_name);
+
+			(*env)->ReleaseStringUTFChars(env, id_name_jstring, id_name);
+			break;
+		}
+
+		case ATL_CLASS_NAME:
+		{
+			jstring class_name_jstring = (*env)->CallObjectMethod(env, class, _METHOD(_CLASS(class), "getName", "()Ljava/lang/String;"));
+			if((*env)->ExceptionCheck(env))
+				(*env)->ExceptionDescribe(env);
+
+			const char *class_name = (*env)->GetStringUTFChars(env, class_name_jstring, NULL);
+			g_value_set_string(value, class_name);
+
+			(*env)->ReleaseStringUTFChars(env, class_name_jstring, class_name);
+			break;
+		}
+
+		case ATL_SUPER_CLASS_NAMES:
+		{
+			jstring super_classes_names_obj = (*env)->CallObjectMethod(env, jobj, handle_cache.view.getAllSuperClasses);
+			if((*env)->ExceptionCheck(env))
+				(*env)->ExceptionDescribe(env);
+
+			const char *super_classes_names = (*env)->GetStringUTFChars(env, super_classes_names_obj, NULL);
+			g_value_set_string(value, super_classes_names);
+
+			(*env)->ReleaseStringUTFChars(env, super_classes_names_obj, super_classes_names);
+			break;
+		}
+		
+
+		default:
+			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+			break;
+	}
+}
+
 static void wrapper_widget_init (WrapperWidget *wrapper_widget)
 {
 
@@ -136,6 +217,17 @@ static void wrapper_widget_class_init(WrapperWidgetClass *class)
 	widget_class->measure = wrapper_widget_measure;
 	widget_class->size_allocate = wrapper_widget_allocate;
 	widget_class->snapshot = wrapper_widget_snapshot;
+
+	object_class->set_property = wrapper_widget_set_property;
+	object_class->get_property = wrapper_widget_get_property;
+	
+	// According to testing, these properties are not evaluated till we open the GtkInspector
+	wrapper_widget_properties[ATL_ID] = g_param_spec_string("ATL-id", "ATL: ID", "ID of the component", "", G_PARAM_READABLE);
+	wrapper_widget_properties[ATL_ID_NAME] = g_param_spec_string("ATL-id-name", "ATL: ID name", "Name of the ID of the component", "", G_PARAM_READABLE);
+	wrapper_widget_properties[ATL_CLASS_NAME] = g_param_spec_string("ATL-class-name", "ATL: Class name", "Name of the class of the component", "", G_PARAM_READABLE);
+	wrapper_widget_properties[ATL_SUPER_CLASS_NAMES] = g_param_spec_string("ATL-superclasses-names", "ATL: Super classes names", "Names of all the superclasses of the component class", "", G_PARAM_READABLE);
+	
+	g_object_class_install_properties (object_class, N_PROPERTIES, wrapper_widget_properties);
 }
 
 GtkWidget * wrapper_widget_new(void)

src/api-impl/android/view/View.java

@@ -1445,6 +1445,30 @@ public class View implements Drawable.Callback {
 	public void setOverScrollMode(int mode) {}
 
 	public int getId() {return id;}
+	public String getIdName() {
+		if(this.id == View.NO_ID) {
+			return "NO_ID";
+		}
+
+		try {
+			return getResources().getResourceName(this.id);
+		} catch (Resources.NotFoundException e) {
+			return "NOT_FOUND";
+		}
+
+	}
+	public String getAllSuperClasses() {
+		StringBuilder sb = new StringBuilder();
+		Class<?> currentClass = getClass();
+
+		sb.append(currentClass.getCanonicalName());
+		currentClass = currentClass.getSuperclass();
+		while (currentClass != null) {
+			sb.append(" << ").append(currentClass.getCanonicalName());
+			currentClass = currentClass.getSuperclass();
+		}
+		return sb.toString();
+	}
 
 	public boolean postDelayed(Runnable action, long delayMillis) {
 		new Handler(Looper.getMainLooper()).postDelayed(action, delayMillis);