add assets_manager_get_theme_name

docs/changes.md

@@ -7,6 +7,7 @@
   * 支持image\_set\_image 检查是否相同的图片(感谢智明提供补丁)
   * 支持 mutable\_image动态绑定贴图属性(感谢智明提供补丁)
   * 支持widget\_set\_text支持字符串比较相同字符串不刷新和新增widget\_set\_text\_ex函数支持不检查以及测试用例(感谢智明提供补丁)
+  * 支持获取当前资源管理的主题名称(感谢智明提供补丁)
 
 2022/08/30
   * 完善注释(感谢雨欣提供补丁)

src/base/assets_manager.c

@@ -608,6 +608,11 @@ ret_t assets_manager_clear_all(assets_manager_t* am) {
   return darray_clear(&(am->assets));
 }
 
+const char* assets_manager_get_theme_name(assets_manager_t* am) {
+  return_value_if_fail(am != NULL, NULL);
+  return am->theme;
+}
+
 ret_t assets_manager_set_theme(assets_manager_t* am, const char* theme) {
   return_value_if_fail(am != NULL, RET_BAD_PARAMS);
 

src/base/assets_manager.h

@@ -479,6 +479,16 @@ ret_t assets_managers_set_theme(const char* theme);
  */
 ret_t assets_managers_unref(assets_manager_t* am);
 
+/**
+ * @method assets_manager_get_theme_name
+ * 获取当前的主题名称。
+ * @annotation ["deconstructor"]
+ * @param {assets_manager_t*} am 资源管理器对象。
+ *
+ * @return {const char*} 返回主题名称。
+ */
+const char* assets_manager_get_theme_name(assets_manager_t* am);
+
 END_C_DECLS
 
 #endif /*TK_ASSETS_MANAGER_H*/

src/base/widget.c

@@ -666,7 +666,7 @@ const char* widget_get_theme_name(widget_t* widget) {
   assets_manager_t* am = widget_get_assets_manager(widget);
   return_value_if_fail(am != NULL, NULL);
 
-  return am->name;
+  return assets_manager_get_theme_name(am);
 }
 
 ret_t widget_set_theme(widget_t* widget, const char* name) {

tests/assets_manager_test.cc

@@ -48,6 +48,12 @@ TEST(AssetsManager, basic) {
   ASSERT_EQ(assets_manager_ref_ex(rm, ASSET_TYPE_FONT, ASSET_TYPE_FONT_TTF, "font1"), &font1);
   ASSERT_EQ(assets_manager_ref_ex(rm, ASSET_TYPE_FONT, ASSET_TYPE_FONT_BMP, "font1"), &font2);
 
+  ASSERT_EQ(assets_manager_set_theme(rm, "dark"), RET_OK);
+  ASSERT_STREQ(assets_manager_get_theme_name(rm), "dark");
+
+  ASSERT_EQ(assets_manager_set_theme(rm, "default"), RET_OK);
+  ASSERT_STREQ(assets_manager_get_theme_name(rm), "default");
+
   assets_manager_destroy(rm);
 }