修复设备管理查询时数据流中途触发解析导致表格被清零的问题
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+12
-3
@@ -875,6 +875,7 @@ class DeviceDialog(QDialog):
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self._buf = ""
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self._pending_del = None # 等待删除结果的MAC,"all"表示删除全部
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self._parsed = False # 本次查询是否已完成解析(防止数据流中途误触发)
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self._quiet = QTimer(self)
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self._quiet.setSingleShot(True)
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self._quiet.timeout.connect(self._on_quiet)
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@@ -922,14 +923,19 @@ class DeviceDialog(QDialog):
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return
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self._buf = ""
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self._pending_del = None
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self._parsed = False
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self._quiet.stop()
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self.table.setRowCount(0) # 清空旧数据,避免新旧混淆
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self.status_lbl.setText("查询中...")
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self.main.send_command("culs")
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self._quiet.start(800)
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self._quiet.start(1200) # 首次等待稍长,给设备响应时间
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def feed_text(self, text):
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# 已完成本次解析后,忽略后续到来的残留数据,直到下一次手动查询
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if self._parsed:
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return
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self._buf += text
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self._quiet.start(600)
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self._quiet.start(600) # 数据流仍在到达,重置静默定时器
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def _on_quiet(self):
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if self._pending_del is not None:
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@@ -945,6 +951,10 @@ class DeviceDialog(QDialog):
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self._pending_del = None
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self.query()
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return
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# 仅解析一次:避免数据流间歇触发的中途解析把表格清零
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if self._parsed:
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return
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self._parsed = True
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self._parse_devices()
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def _parse_devices(self):
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@@ -1002,7 +1012,6 @@ class DeviceDialog(QDialog):
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if m:
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cur["online"] = m.group(1)
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self._fill_table(devices)
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self._buf = ""
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def _fill_table(self, devices):
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self.table.setRowCount(0)
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