86HMI::pageLeave()

[General Functions]

The following Event Functions are written between BEGIN_HMI_EVENT_PROC 以及 END_HMI_EVENT_PROC.

描述

Determine whether the page has been leaved.

語法

bool pageLeave(lv_obj_t* id);
bool pageLeave(char* name);

參數

• [in] id
  Object ID.
• [in] name
  Object Name.

Return

Bool. Determine whether the page has been leaved.

範例

#include "myhmi.h"

void setup() {
  Hmi.begin();
  // put your setup code here, to run once:
}

void loop() {
  BEGIN_HMI_EVENT_PROC
  {
    if (Hmi.pageLeave(p1))
    {
      // do someting when page leave;
    }
  }
  END_HMI_EVENT_PROC
}

Please see the 86HMI 編輯器使用手冊 for more instructions on 86HMI widgets and API usage.