update server
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# connection_tab.py
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"""页面1：Modbus TCP 连接参数设置"""
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import os
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from PySide6.QtWidgets import (
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QWidget, QVBoxLayout, QHBoxLayout, QGridLayout,
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QLabel, QLineEdit, QPushButton, QFrame,
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QSizePolicy, QGraphicsDropShadowEffect
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)
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from PySide6.QtCore import Qt, QSize
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from PySide6.QtGui import QColor, QIcon
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_SRC_DIR = os.path.normpath(os.path.join(os.path.dirname(__file__), "..", "src"))
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# ==========================================
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# 工具函数：创建带左侧蓝色竖线的 Section 卡片
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# ==========================================
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def _make_section_card(parent, title_text: str, colors: dict):
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card = QFrame(parent)
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card.setProperty("cssClass", "sectionCard")
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card.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
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# 添加微弱的模糊阴影效果
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shadow = QGraphicsDropShadowEffect(card)
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shadow.setColor(QColor(0, 0, 0, 12))
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shadow.setBlurRadius(16)
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shadow.setOffset(0, 4)
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card.setGraphicsEffect(shadow)
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outer = QVBoxLayout(card)
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outer.setContentsMargins(0, 0, 0, 0)
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outer.setSpacing(0)
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# ---- 标题行（蓝色左竖线 + 标题文字） ----
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title_row = QHBoxLayout()
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title_row.setContentsMargins(20, 16, 20, 0)
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title_row.setSpacing(10)
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accent = QWidget()
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accent.setProperty("cssClass", "sectionAccent")
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accent.setFixedSize(4, 16)
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title_row.addWidget(accent)
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title_lbl = QLabel(title_text)
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title_lbl.setProperty("cssClass", "sectionTitle")
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title_row.addWidget(title_lbl)
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title_row.addStretch()
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outer.addLayout(title_row)
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# ---- 内容区 ----
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content_widget = QWidget()
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content_widget.setStyleSheet("background-color: transparent;")
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content_layout = QGridLayout(content_widget)
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content_layout.setContentsMargins(20, 14, 20, 18)
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content_layout.setHorizontalSpacing(0)
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content_layout.setVerticalSpacing(10)
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# 列0（标签）固定宽度，列1（输入框）拉伸
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content_layout.setColumnMinimumWidth(0, 148)
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content_layout.setColumnStretch(1, 1)
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outer.addWidget(content_widget)
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return card, content_layout
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# ==========================================
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# 工具函数：创建表单标签（左对齐）
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# ==========================================
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def _form_label(text: str, parent=None):
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lbl = QLabel(text, parent)
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lbl.setProperty("cssClass", "formLabel")
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lbl.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
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return lbl
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class ConnectionTab(QWidget):
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"""连接设置页面"""
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def __init__(self, colors: dict, parent=None):
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super().__init__(parent)
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self.setProperty("cssClass", "tabPage")
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self.colors = colors
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main_layout = QVBoxLayout(self)
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main_layout.setContentsMargins(20, 16, 20, 16)
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main_layout.setSpacing(14)
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# ==========================================
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# Section: Modbus TCP
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# ==========================================
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tcp_card, tcp_layout = _make_section_card(self, "Modbus TCP", colors)
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self._build_tcp_section(tcp_layout)
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main_layout.addWidget(tcp_card)
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# ==========================================
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# 按钮组
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# ==========================================
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btn_row = QHBoxLayout()
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btn_row.setContentsMargins(0, 4, 0, 0)
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btn_row.setSpacing(12)
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# 连接设备按钮
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self.connect_btn = QPushButton(" 连接设备")
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self.connect_btn.setObjectName("connect_btn")
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self.connect_btn.setIcon(QIcon(os.path.join(_SRC_DIR, "connect_device.svg")))
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self.connect_btn.setIconSize(QSize(18, 18))
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self.connect_btn.setCursor(Qt.PointingHandCursor)
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# 保存按钮引用（connect/disconnect 切换文字时使用）
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self._connect_text_lbl = self.connect_btn
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btn_row.addWidget(self.connect_btn)
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btn_row.addStretch()
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main_layout.addLayout(btn_row)
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main_layout.addStretch()
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# ==========================================
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# Modbus TCP 表单
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# ==========================================
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def _build_tcp_section(self, grid: QGridLayout):
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row = 0
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grid.addWidget(_form_label("模块地址：", self), row, 0)
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self.tcp_ip_entry = QLineEdit("192.168.1.12")
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self.tcp_ip_entry.setPlaceholderText("输入模块 IP地址")
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grid.addWidget(self.tcp_ip_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("端口：", self), row, 0)
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self.tcp_port_entry = QLineEdit("502")
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self.tcp_port_entry.setPlaceholderText("默认502")
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grid.addWidget(self.tcp_port_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("读取压力寄存器地址：", self), row, 0)
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self.pressure_addr_entry = QLineEdit("0")
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self.pressure_addr_entry.setPlaceholderText("寄存器地址")
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grid.addWidget(self.pressure_addr_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("电机地址：", self), row, 0)
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self.motor_addr_entry = QLineEdit("0")
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self.motor_addr_entry.setPlaceholderText("电机模拟量通道地址")
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grid.addWidget(self.motor_addr_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("流量计地址：", self), row, 0)
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self.flowmeter_addr_entry = QLineEdit("1")
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self.flowmeter_addr_entry.setPlaceholderText("留空则使用手动输入流量")
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grid.addWidget(self.flowmeter_addr_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("压力表量程：", self), row, 0)
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self.pressure_range_entry = QLineEdit("400")
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self.pressure_range_entry.setPlaceholderText("压力传感器量程上限")
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grid.addWidget(self.pressure_range_entry, row, 1)
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row += 1
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grid.addWidget(_form_label("流量计量程：", self), row, 0)
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self.flow_range_entry = QLineEdit("300")
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self.flow_range_entry.setPlaceholderText("流量计量程上限")
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grid.addWidget(self.flow_range_entry, row, 1)
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# ---- 公开方法 ----
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def get_connection_params(self) -> dict:
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flow_str = self.flowmeter_addr_entry.text().strip()
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return {
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"tcp_ip": self.tcp_ip_entry.text().strip(),
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"tcp_port": int(self.tcp_port_entry.text() or "502"),
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"pressure_addr": int(self.pressure_addr_entry.text() or "504"),
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"motor_addr": int(self.motor_addr_entry.text() or "0"),
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"flowmeter_addr": int(flow_str) if flow_str else None,
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"pressure_range": float(self.pressure_range_entry.text() or "400"),
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"flow_range": float(self.flow_range_entry.text() or "300"),
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}
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