26 lines
883 B
Plaintext
26 lines
883 B
Plaintext
class AwaitReader {
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output: TextBlock
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status: TextBlock
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task: Object
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file: Object
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response: String
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function apply(self: AwaitReader): String {
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self.response = await self.file
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self.output.text = "读取完成；在 REPL 查看 reader.response 或 reader.task.result()"
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return self.response
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}
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function read(self: AwaitReader, path: String): Unit {
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self.file = ui.readText(self, "file", path)
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self.task = ui.spawn(self, "workflow", self.apply)
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self.response = ""
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self.output.text = "等待文件"
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self.status.bind("text", self.task.status)
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}
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}
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output = TextBlock("在 REPL 调用 reader.read(绝对路径字符串)")
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status = TextBlock("")
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reader = AwaitReader(output,status,ui.state(0),ui.state(0),"")
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page = Page()
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page.title = "await 文件"
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page.render(Column(24,16,status,output))
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