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 +1,75 @@
+/**
+ * @file lv_textarea_private.h
+ *
+ */
+
+#ifndef LV_TEXTAREA_PRIVATE_H
+#define LV_TEXTAREA_PRIVATE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+
+#include "../../core/lv_obj_private.h"
+#include "lv_textarea.h"
+
+#if LV_USE_TEXTAREA != 0
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/** Data of text area */
+struct _lv_textarea_t {
+    lv_obj_t obj;
+    lv_obj_t * label;            /**< Label of the text area */
+    char * placeholder_txt;      /**< Place holder label. only visible if text is an empty string */
+    char * pwd_tmp;              /**< Used to store the original text in password mode */
+    char * pwd_bullet;           /**< Replacement characters displayed in password mode */
+    const char * accepted_chars; /**< Only these characters will be accepted. NULL: accept all */
+    uint32_t max_length;         /**< The max. number of characters. 0: no limit */
+    uint32_t pwd_show_time;      /**< Time to show characters in password mode before change them to '*' */
+    struct {
+        int32_t valid_x;         /**< Used when stepping up/down to a shorter line.
+                                  *(Used by the library) */
+        uint32_t pos;            /**< The current cursor position
+                                  *(0: before 1st letter; 1: before 2nd letter ...) */
+        lv_area_t area;          /**< Cursor area relative to the Text Area */
+        uint32_t txt_byte_pos;   /**< Byte index of the letter after (on) the cursor */
+        uint8_t show : 1;        /**< Cursor is visible now or not (Handled by the library) */
+        uint8_t click_pos : 1;   /**< 1: Enable positioning the cursor by clicking the text area */
+    } cursor;
+#if LV_LABEL_TEXT_SELECTION
+    uint32_t sel_start;           /**< Temporary values for text selection */
+    uint32_t sel_end;
+    uint8_t text_sel_in_prog : 1; /**< User is in process of selecting */
+    uint8_t text_sel_en : 1;      /**< Text can be selected on this text area */
+#endif
+    uint8_t pwd_mode : 1;         /**< Replace characters with '*' */
+    uint8_t one_line : 1;         /**< One line mode (ignore line breaks) */
+};
+
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**********************
+ *      MACROS
+ **********************/
+
+#endif /* LV_USE_TEXTAREA != 0 */
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_TEXTAREA_PRIVATE_H*/