LVGL 库提交

2026-08-30 08:57:07 +08:00
parent 26c9098630
commit e2f199c6bf
1056 changed files with 556743 additions and 45 deletions
@@ -0,0 +1,67 @@
+/**
+ * @file lv_layout.h
+ *
+ */
+
+#ifndef LV_LAYOUT_H
+#define LV_LAYOUT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "../lv_conf_internal.h"
+#include "../misc/lv_types.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+typedef void (*lv_layout_update_cb_t)(lv_obj_t *, void * user_data);
+
+typedef enum {
+    LV_LAYOUT_NONE = 0,
+
+#if LV_USE_FLEX
+    LV_LAYOUT_FLEX,
+#endif
+
+#if LV_USE_GRID
+    LV_LAYOUT_GRID,
+#endif
+
+    LV_LAYOUT_LAST
+} lv_layout_t;
+
+/**
+ * Register a new layout
+ * @param cb        the layout update callback
+ * @param user_data custom data that will be passed to `cb`
+ * @return          the ID of the new layout
+ */
+uint32_t lv_layout_register(lv_layout_update_cb_t cb, void * user_data);
+
+/**********************
+ *      MACROS
+ **********************/
+
+#if LV_USE_FLEX
+#include "flex/lv_flex.h"
+#endif /* LV_USE_FLEX */
+
+#if LV_USE_GRID
+#include "grid/lv_grid.h"
+#endif /* LV_USE_GRID */
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_LAYOUT_H*/