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我在列表视图中显示来自 mysql 的垃圾邮件列表，删除后我使用显示网格但它不刷新，为什么？

do http://reboltutorial.com/source/mysql-protocol.r
do http://www.hmkdesign.dk/rebol/list-view/list-view.r

window: layout [
  grid: list-view 500x400 with [
    data-columns: ["ID" "Author" "comment_author_IP"]
    viewed-columns: ["ID" "Author" "comment_author_IP"]
    data: read/custom mysql://johndoe:123@72.64.23.123/wordpress_db [
      "SELECT DISTINCT COMMENT_ID, comment_author,comment_author_IP from wp_1_comments WHERE comment_approved='spam'"
    ]
  ]
  Button 200x30 "Delete all spams" [
      read/custom mysql://johndoe:123@72.64.23.123/wordpress_db [
      "DELETE FROM wp_1_comments WHERE comment_approved='spam'"
    ]
    Print "Spams deleted."
    show grid ;SHOULD refresh the grid BUT DOESN'T
  ]
]
view/title window "All Rebol Tutorial's Spams"
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1 回答 1

2

http://www.hmkdesign.dk/rebol/list-view/docs/list-view.html#section-13

尝试

网格/更新

于 2009-10-31T19:45:13.617 回答