gcode预览测试

main.py

@@ -31,6 +31,7 @@ class MainWindow(QWidget):
         self.wifi_manager = WifiManager()
         self._last_network_check = 0.0
         self._is_network_connected = False
+        self._clock_has_synced = False  # 是否曾成功获取到时间（断网后继续显示）
         self.init_ui()
 
         # 定时刷新风扇状态显示
@@ -58,8 +59,35 @@ class MainWindow(QWidget):
             api_key=self.config_parser.api_key
         )
 
+    def _signal_to_bars(self, signal_val):
+        """将信号强度转换为条形图标字符串
+        支持 dBm（负值，如 -45）和百分比（0-100，nmcli 格式）
+        """
+        if signal_val is None:
+            return "⬜⬜⬜"
+        if signal_val < 0:
+            # dBm 格式
+            if signal_val >= -50:
+                return "■■■"
+            elif signal_val >= -60:
+                return "■■□"
+            elif signal_val >= -70:
+                return "■□□"
+            else:
+                return "□□□"
+        else:
+            # 百分比格式 (0-100)
+            if signal_val >= 75:
+                return "■■■"
+            elif signal_val >= 50:
+                return "■■□"
+            elif signal_val >= 25:
+                return "■□□"
+            else:
+                return "□□□"
+
     def _update_top_bar(self):
-        """更新风扇状态横条显示"""
+        """更新风扇/网络状态横条显示"""
         s = self.auto_fan_status
         temp = f"{s.cpu_temp:.1f}°C" if s.is_auto_fan_service_running else "--.-°C"
         speed_pct = min(s.fan_speed / 255 * 100, 100)
@@ -79,17 +107,42 @@ class MainWindow(QWidget):
             f"background-color: #2a2a2a; color: {color}; "
             f"font-size: 18px; font-weight: 600; padding: 4px 16px;"
         )
+        load_color = "#a0d8a0" if s.cpu_load < 1.0 else ("#e8a060" if s.cpu_load < 2.0 else "#e86c60")
+        cpu_load_str = f"<span style='color:{load_color}'>{s.cpu_load:.2f}</span><span>/4.0</span>"
         self._fan_label.setText(
-            f"🌡 {temp}   {state}   𖣘 {speed}   {rpm}"
+            f"🌡 {temp}   {state}   𖣘 {speed}   {rpm}   🖥 {cpu_load_str}"
         )
+        self._fan_label.setTextFormat(Qt.TextFormat.RichText)
 
-        # 更新时钟（有网络时显示）
-        if self._check_network():
+        # --- WiFi 状态指示 ---
+        is_connected = self._check_network()
+        if is_connected:
+            try:
+                status = self.wifi_manager.get_current_status()
+                raw_signal = status.get("signal_level")
+                signal_dbm = int(raw_signal) if raw_signal else None
+            except Exception:
+                signal_dbm = None
+            bars = self._signal_to_bars(signal_dbm)
+            self._wifi_label.setText(f"Signal: {bars}")
+            self._wifi_label.setStyleSheet("color: #a0d8a0; font-size: 18px; font-weight: 600;")
+        else:
+            self._wifi_label.setText("No Signal")
+            self._wifi_label.setStyleSheet("color: #e86c60; font-size: 18px; font-weight: 600;")
+
+        # --- 时钟（有网络时更新；断网后保留最后一次的时间） ---
+        if is_connected:
             now = datetime.now()
             self._clock_label.setText(now.strftime("%H:%M:%S"))
+            if not self._clock_has_synced:
+                self._clock_has_synced = True
             self._clock_label.show()
         else:
-            self._clock_label.hide()
+            # 从未同步过则隐藏，否则保留上次时间
+            if self._clock_has_synced:
+                self._clock_label.show()
+            else:
+                self._clock_label.hide()
 
     def init_ui(self):
         # 整体布局
@@ -124,7 +177,13 @@ class MainWindow(QWidget):
         top_layout.addWidget(self._fan_label)
         top_layout.addStretch()
 
-        # 时钟标签（有网络时显示）
+        # WiFi 状态指示
+        self._wifi_label = QLabel("📶 --")
+        self._wifi_label.setAlignment(Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignVCenter)
+        self._wifi_label.setStyleSheet("color: #a0d8a0; font-size: 18px; font-weight: 600;")
+        top_layout.addWidget(self._wifi_label)
+
+        # 时钟标签（有网络时显示，获取过一次后断网也不隐藏）
         self._clock_label = QLabel("--:--:--")
         self._clock_label.setAlignment(Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignVCenter)
         self._clock_label.setStyleSheet("color: #a0d8a0; font-size: 18px; font-weight: 600;")

pages/control_page.py

@@ -1,10 +1,11 @@
 from PyQt6.QtWidgets import (
     QWidget, QVBoxLayout, QHBoxLayout, QPushButton, QLabel,
-    QFrame, QGridLayout, QSizePolicy, QLineEdit,
+    QFrame, QGridLayout, QSizePolicy, QLineEdit, QApplication,
 )
-from PyQt6.QtCore import Qt, QTimer, QPointF, QRectF
+from PyQt6.QtCore import Qt, QTimer, QPointF, QRectF, QEvent
 from PyQt6.QtGui import QFont, QPainter, QColor, QBrush, QPen, QDoubleValidator
 from utils.config_parse import ConfigParse
+from utils.floating_keyboard import FloatingKeyboard
 
 MOVE_STEP = 10  # 每次点击移动 mm (保留备用)
 
@@ -222,6 +223,16 @@ class ControlPage(QWidget):
         self._homed = False        # 是否已轴回零
         self._motor_on = True      # 电机是否已使能（默认True，关电机后置False）
 
+        # 归零后的停留位置
+        hp = self.config_parser.home_positions or {}
+        self._home_x = hp.get("x", 0.0)
+        self._home_y = hp.get("y", 0.0)
+        self._home_z = hp.get("z", 0.0)
+
+        # 悬浮键盘
+        self._keyboard = FloatingKeyboard()
+        self._keyboard_attached = False
+
         self.init_ui()
         self._sync_inputs()
         self._apply_state()
@@ -371,7 +382,9 @@ class ControlPage(QWidget):
 
     def _cmd_home(self):
         self.api_client.home_axes(["x", "y", "z"])
-        self.pos_x = self.pos_y = self.pos_z = 0.0
+        self.pos_x = self._home_x
+        self.pos_y = self._home_y
+        self.pos_z = self._home_z
         self._homed = True
         self._motor_on = True
         self._sync_inputs()
@@ -385,6 +398,45 @@ class ControlPage(QWidget):
         self._motor_on = False
         self._apply_state()
 
+    # ── 悬浮键盘 ─────────────────────────────────────────────
+
+    def _attach_keyboard(self, widget):
+        """将悬浮键盘绑定到指定输入框并显示"""
+        self._keyboard.attach(widget)
+        self._keyboard.show_below(widget)
+        self._keyboard_attached = True
+
+    def _dismiss_keyboard(self):
+        """关闭悬浮键盘"""
+        self._keyboard.hide()
+        self._keyboard.detach()
+        self._keyboard_attached = False
+
+    def _on_input_focus_in(self, widget):
+        """输入框获得焦点时的处理"""
+        if self._keyboard_attached:
+            self._keyboard.attach(widget)
+            self._keyboard.show_below(widget)
+        else:
+            self._attach_keyboard(widget)
+
+    def eventFilter(self, obj, event):
+        if event.type() == QEvent.Type.FocusIn:
+            if obj in (self.input_x, self.input_y, self.input_z):
+                self._on_input_focus_in(obj)
+            elif self._keyboard_attached and not isinstance(obj, QLineEdit):
+                self._dismiss_keyboard()
+        elif event.type() == QEvent.Type.FocusOut:
+            if obj in (self.input_x, self.input_y, self.input_z):
+                QTimer.singleShot(100, self._check_dismiss_keyboard)
+        return super().eventFilter(obj, event)
+
+    def _check_dismiss_keyboard(self):
+        """检查当前焦点是否还在坐标输入框上，不在则关闭键盘"""
+        w = self.focusWidget()
+        if w not in (self.input_x, self.input_y, self.input_z):
+            self._dismiss_keyboard()
+
     # ── UI 构建 ──────────────────────────────────────────────
 
     def init_ui(self):
@@ -511,6 +563,7 @@ class ControlPage(QWidget):
             inp.setAlignment(Qt.AlignmentFlag.AlignCenter)
             inp.setValidator(QDoubleValidator(-9999, 9999, 1))
             inp.returnPressed.connect(self._on_coord_changed)
+            inp.installEventFilter(self)
             setattr(self, f"input_{axis.lower()}", inp)
             coord_row.addWidget(inp)
 

pages/setting_page.py

@@ -132,6 +132,94 @@ class WifiScanWorker(QObject):
             self.scan_error.emit(str(e))
 
 
+class WifiConnectWorker(QObject):
+    """在后台线程中连接新WiFi"""
+    finished = pyqtSignal(bool, str)  # (success, ssid)
+    error = pyqtSignal(str)
+
+    def __init__(self, wifi_manager, auth_mode, ssid, password=None, identity=None):
+        super().__init__()
+        self.wifi_manager = wifi_manager
+        self.auth_mode = auth_mode
+        self.ssid = ssid
+        self.password = password
+        self.identity = identity
+
+    def run(self):
+        try:
+            if self.auth_mode == "open":
+                ok = self.wifi_manager.connect_wifi(self.ssid, None)
+            elif self.auth_mode == "psk":
+                ok = self.wifi_manager.connect_wifi(self.ssid, self.password)
+            else:
+                ok = self.wifi_manager.connect_eap(self.ssid, self.identity, self.password)
+            self.finished.emit(ok, self.ssid)
+        except Exception as e:
+            self.error.emit(str(e))
+
+
+class WifiConnectSavedWorker(QObject):
+    """在后台线程中连接已保存的网络"""
+    finished = pyqtSignal(bool, str)
+    error = pyqtSignal(str)
+
+    def __init__(self, wifi_manager, network_id, ssid):
+        super().__init__()
+        self.wifi_manager = wifi_manager
+        self.network_id = network_id
+        self.ssid = ssid
+
+    def run(self):
+        try:
+            ok = self.wifi_manager.connect_network_id(self.network_id)
+            self.finished.emit(ok, self.ssid)
+        except Exception as e:
+            self.error.emit(str(e))
+
+
+class WifiRemoveWorker(QObject):
+    """在后台线程中删除已保存的网络"""
+    finished = pyqtSignal(bool, str)
+    error = pyqtSignal(str)
+
+    def __init__(self, wifi_manager, network_id, ssid):
+        super().__init__()
+        self.wifi_manager = wifi_manager
+        self.network_id = network_id
+        self.ssid = ssid
+
+    def run(self):
+        try:
+            self.wifi_manager.remove_network(self.network_id)
+            self.finished.emit(True, self.ssid)
+        except Exception as e:
+            self.error.emit(str(e))
+
+
+class WifiHotspotWorker(QObject):
+    """在后台线程中开启/关闭热点"""
+    finished = pyqtSignal(bool, str)
+    error = pyqtSignal(str)
+
+    def __init__(self, wifi_manager, action, ssid=None, password=None):
+        super().__init__()
+        self.wifi_manager = wifi_manager
+        self.action = action
+        self.ssid = ssid
+        self.password = password
+
+    def run(self):
+        try:
+            if self.action == "open":
+                ret = self.wifi_manager.open_hotspot(self.ssid, self.password)
+                self.finished.emit(bool(ret), self.ssid or "")
+            else:
+                self.wifi_manager.close_hotspot()
+                self.finished.emit(True, "")
+        except Exception as e:
+            self.error.emit(str(e))
+
+
 class SettingPage(QWidget):
     def __init__(self, api_client, parent=None):
         super().__init__(parent)
@@ -451,13 +539,13 @@ class SettingPage(QWidget):
 
         saved_buttons_layout = QHBoxLayout()
         saved_buttons_layout.setSpacing(12)
-        connect_saved_button = QPushButton("连接到此网络")
-        connect_saved_button.clicked.connect(self.connect_to_saved_wifi)
-        saved_buttons_layout.addWidget(connect_saved_button)
+        self.connect_saved_button = QPushButton("连接到此网络")
+        self.connect_saved_button.clicked.connect(self.connect_to_saved_wifi)
+        saved_buttons_layout.addWidget(self.connect_saved_button)
 
-        remove_saved_button = QPushButton("删除选中")
-        remove_saved_button.clicked.connect(self.remove_selected_saved_wifi)
-        saved_buttons_layout.addWidget(remove_saved_button)
+        self.remove_saved_button = QPushButton("删除选中")
+        self.remove_saved_button.clicked.connect(self.remove_selected_saved_wifi)
+        saved_buttons_layout.addWidget(self.remove_saved_button)
         wifi_layout.addLayout(saved_buttons_layout)
 
         nearby_title = QLabel("附近网络")
@@ -547,8 +635,8 @@ class SettingPage(QWidget):
         wifi_layout.addLayout(form)
 
         # 连接按钮使用醒目的强调色
-        connect_button = QPushButton("连接")
-        connect_button.setStyleSheet(
+        self.connect_button = QPushButton("连接")
+        self.connect_button.setStyleSheet(
             """
             QPushButton {
                 min-height: 52px;
@@ -570,8 +658,8 @@ class SettingPage(QWidget):
             }
             """
         )
-        connect_button.clicked.connect(self.connect_to_wifi)
-        wifi_layout.addWidget(connect_button)
+        self.connect_button.clicked.connect(self.connect_to_wifi)
+        wifi_layout.addWidget(self.connect_button)
 
         wifi_layout.addStretch()
         self.settings_stack.addWidget(self._wrap_scroll(wifi_widget))
@@ -722,47 +810,101 @@ class SettingPage(QWidget):
             self.hotspot_toggle.setText("OFF")
 
     def _on_hotspot_toggled(self, checked):
+        # 立即阻塞信号，防止递归触发
+        self.hotspot_toggle.blockSignals(True)
+
         if checked:
             ssid = self.hotspot_ssid.text().strip()
             password = self.hotspot_password.text().strip()
             if not ssid:
-                self._styled_message(QMessageBox.Icon.Warning, self, "提示", "请输入热点名称")
-                self.hotspot_toggle.blockSignals(True)
                 self.hotspot_toggle.setChecked(False)
                 self.hotspot_toggle.blockSignals(False)
+                self._styled_message(QMessageBox.Icon.Warning, self, "提示", "请输入热点名称")
                 return
             if len(password) < 8:
+                self.hotspot_toggle.setChecked(False)
+                self.hotspot_toggle.blockSignals(False)
                 self._styled_message(QMessageBox.Icon.Warning, self, "提示", "密码至少需要8位")
-                self.hotspot_toggle.blockSignals(True)
-                self.hotspot_toggle.setChecked(False)
-                self.hotspot_toggle.blockSignals(False)
                 return
-            try:
-                ret = self.wifi_manager.open_hotspot(ssid, password)
-                if ret:
-                    self._apply_toggle_style(True)
-                    self.hotspot_status.setText(f"热点状态：已开启 ({ssid})")
-                    self.hotspot_ssid.setEnabled(False)
-                    self.hotspot_password.setEnabled(False)
-                    self._generate_qr_code(ssid, password)
-                else:
-                    raise RuntimeError("wpa_cli 返回失败")
-            except Exception as e:
-                self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"开启热点失败: {str(e)}")
-                self.hotspot_toggle.blockSignals(True)
-                self.hotspot_toggle.setChecked(False)
-                self.hotspot_toggle.blockSignals(False)
+
+            # 按钮UI反馈 → 显示"开启中……"
+            self.hotspot_toggle.setEnabled(False)
+            self.hotspot_toggle.setText("开启中……")
+            self.hotspot_toggle.blockSignals(False)
+
+            self._hotspot_thread = QThread()
+            self._hotspot_worker = WifiHotspotWorker(self.wifi_manager, "open", ssid, password)
+            self._hotspot_worker.moveToThread(self._hotspot_thread)
+            self._hotspot_thread.started.connect(self._hotspot_worker.run)
+            self._hotspot_worker.finished.connect(self._on_hotspot_open_finished)
+            self._hotspot_worker.error.connect(self._on_hotspot_open_error)
+            self._hotspot_worker.finished.connect(self._hotspot_thread.quit)
+            self._hotspot_worker.error.connect(self._hotspot_thread.quit)
+            self._hotspot_worker.finished.connect(self._hotspot_worker.deleteLater)
+            self._hotspot_worker.error.connect(self._hotspot_worker.deleteLater)
+            self._hotspot_thread.finished.connect(self._hotspot_thread.deleteLater)
+            self._hotspot_thread.start()
         else:
-            try:
-                self.wifi_manager.close_hotspot()
-            except Exception:
-                pass
+            # 关闭热点
+            self.hotspot_toggle.setEnabled(False)
+            self.hotspot_toggle.setText("关闭中……")
+            self.hotspot_toggle.blockSignals(False)
+
+            self._hotspot_thread = QThread()
+            self._hotspot_worker = WifiHotspotWorker(self.wifi_manager, "close")
+            self._hotspot_worker.moveToThread(self._hotspot_thread)
+            self._hotspot_thread.started.connect(self._hotspot_worker.run)
+            self._hotspot_worker.finished.connect(self._on_hotspot_close_finished)
+            self._hotspot_worker.error.connect(self._on_hotspot_close_error)
+            self._hotspot_worker.finished.connect(self._hotspot_thread.quit)
+            self._hotspot_worker.error.connect(self._hotspot_thread.quit)
+            self._hotspot_worker.finished.connect(self._hotspot_worker.deleteLater)
+            self._hotspot_worker.error.connect(self._hotspot_worker.deleteLater)
+            self._hotspot_thread.finished.connect(self._hotspot_thread.deleteLater)
+            self._hotspot_thread.start()
+
+    def _on_hotspot_open_finished(self, ok, ssid):
+        if ok:
+            self._apply_toggle_style(True)
+            self.hotspot_status.setText(f"热点状态：已开启 ({ssid})")
+            self.hotspot_ssid.setEnabled(False)
+            self.hotspot_password.setEnabled(False)
+            self._generate_qr_code(ssid, self.hotspot_password.text().strip())
+        else:
+            self._styled_message(QMessageBox.Icon.Critical, self, "错误", "开启热点失败: wpa_cli 返回失败")
+            self.hotspot_toggle.blockSignals(True)
+            self.hotspot_toggle.setChecked(False)
+            self.hotspot_toggle.blockSignals(False)
             self._apply_toggle_style(False)
-            self.hotspot_status.setText("热点状态：关闭")
-            self.hotspot_ssid.setEnabled(True)
-            self.hotspot_password.setEnabled(True)
-            self.qr_label.clear()
-            self.qr_hint.setText("开启热点后自动生成二维码")
+        self.hotspot_toggle.setEnabled(True)
+
+    def _on_hotspot_open_error(self, err_msg):
+        self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"开启热点失败: {err_msg}")
+        self.hotspot_toggle.blockSignals(True)
+        self.hotspot_toggle.setChecked(False)
+        self.hotspot_toggle.blockSignals(False)
+        self._apply_toggle_style(False)
+        self.hotspot_toggle.setEnabled(True)
+
+    def _on_hotspot_close_finished(self, ok, _msg):
+        self._apply_toggle_style(False)
+        self.hotspot_status.setText("热点状态：关闭")
+        self.hotspot_ssid.setEnabled(True)
+        self.hotspot_password.setEnabled(True)
+        self.qr_label.clear()
+        self.qr_hint.setText("开启热点后自动生成二维码")
+        self.hotspot_toggle.setEnabled(True)
+
+    def _on_hotspot_close_error(self, err_msg):
+        # 关闭失败仍尝试恢复UI
+        self._apply_toggle_style(False)
+        self.hotspot_status.setText("热点状态：关闭")
+        self.hotspot_ssid.setEnabled(True)
+        self.hotspot_password.setEnabled(True)
+        self.qr_label.clear()
+        self.qr_hint.setText("开启热点后自动生成二维码")
+        self.hotspot_toggle.setEnabled(True)
+        self._styled_message(QMessageBox.Icon.Warning, self, "提示", f"关闭热点时出现异常: {err_msg}")
 
     def _generate_qr_code(self, ssid, password):
         """生成 WiFi 二维码并显示"""
@@ -943,7 +1085,7 @@ class SettingPage(QWidget):
 
         self.saved_wifi_list.clear()
         for network in saved_networks:
-            item_text = f"[{network.get('network_id', '-')}] {network.get('ssid', '<hidden>')} {network.get('flags', '')}"
+            item_text = f"{network.get('ssid', '<hidden>')}"
             item = QListWidgetItem(item_text)
             item.setData(Qt.ItemDataRole.UserRole, network)
             self.saved_wifi_list.addItem(item)
@@ -1016,7 +1158,11 @@ class SettingPage(QWidget):
 
             ssid_label = QLabel(decoded_ssid)
             ssid_label.setStyleSheet("background: transparent; color: #f2f2f2; font-size: 18px;")
-            signal_label = QLabel(f"{signal} dBm" if signal else "")
+            try:
+                signal = int(signal)
+            except (ValueError, TypeError):
+                signal = 0
+            signal_label = QLabel(f"{signal} dBm" if signal < 0 else f"{signal}%")
             signal_label.setStyleSheet("background: transparent; color: #aaaaaa; font-size: 16px;")
 
             item_layout.addWidget(ssid_label)
@@ -1165,7 +1311,7 @@ class SettingPage(QWidget):
         self.refresh_current_status()
 
     def connect_to_saved_wifi(self):
-        """连接已保存列表中选中的网络"""
+        """连接已保存列表中选中的网络（后台线程）"""
         item = self.saved_wifi_list.currentItem()
         if item is None:
             self._styled_message(QMessageBox.Icon.Warning, self, "提示", "请先选择一个已保存网络")
@@ -1176,14 +1322,38 @@ class SettingPage(QWidget):
         if network_id is None:
             self._styled_message(QMessageBox.Icon.Warning, self, "提示", "选中网络无效")
             return
-        try:
-            ok = self.wifi_manager.connect_network_id(network_id)
-            if not ok:
-                self._styled_message(QMessageBox.Icon.Critical, self, "错误", "连接请求下发失败")
-                return
-            self._styled_message(QMessageBox.Icon.Information, self, "成功", f"已发起连接: {ssid}")
-        except Exception as e:
-            self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"连接失败: {str(e)}")
+
+        # 按钮UI反馈
+        self.connect_saved_button.setEnabled(False)
+        self.connect_saved_button.setText("连接中……")
+
+        self._saved_connect_thread = QThread()
+        self._saved_connect_worker = WifiConnectSavedWorker(self.wifi_manager, network_id, ssid)
+        self._saved_connect_worker.moveToThread(self._saved_connect_thread)
+        self._saved_connect_thread.started.connect(self._saved_connect_worker.run)
+        self._saved_connect_worker.finished.connect(self._on_saved_connect_finished)
+        self._saved_connect_worker.error.connect(self._on_saved_connect_error)
+        self._saved_connect_worker.finished.connect(self._saved_connect_thread.quit)
+        self._saved_connect_worker.error.connect(self._saved_connect_thread.quit)
+        self._saved_connect_worker.finished.connect(self._saved_connect_worker.deleteLater)
+        self._saved_connect_worker.error.connect(self._saved_connect_worker.deleteLater)
+        self._saved_connect_thread.finished.connect(self._saved_connect_thread.deleteLater)
+        self._saved_connect_thread.start()
+
+    def _on_saved_connect_finished(self, ok, ssid):
+        self.connect_saved_button.setEnabled(True)
+        self.connect_saved_button.setText("连接到此网络")
+        if ok:
+            self._styled_message(QMessageBox.Icon.Information, self, "成功", f"已连接: {ssid}")
+        else:
+            self._styled_message(QMessageBox.Icon.Critical, self, "错误", "连接失败")
+        self.refresh_saved_wifi()
+        self.refresh_current_status()
+
+    def _on_saved_connect_error(self, err_msg):
+        self.connect_saved_button.setEnabled(True)
+        self.connect_saved_button.setText("连接到此网络")
+        self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"连接失败: {err_msg}")
 
     def remove_selected_saved_wifi(self):
         item = self.saved_wifi_list.currentItem()
@@ -1196,13 +1366,36 @@ class SettingPage(QWidget):
         if network_id is None:
             self._styled_message(QMessageBox.Icon.Warning, self, "提示", "选中网络无效，无法删除")
             return
-        try:
-            self.wifi_manager.remove_network(network_id)
+
+        # 按钮UI反馈
+        self.remove_saved_button.setEnabled(False)
+        self.remove_saved_button.setText("删除中……")
+
+        self._remove_thread = QThread()
+        self._remove_worker = WifiRemoveWorker(self.wifi_manager, network_id, ssid)
+        self._remove_worker.moveToThread(self._remove_thread)
+        self._remove_thread.started.connect(self._remove_worker.run)
+        self._remove_worker.finished.connect(self._on_remove_finished)
+        self._remove_worker.error.connect(self._on_remove_error)
+        self._remove_worker.finished.connect(self._remove_thread.quit)
+        self._remove_worker.error.connect(self._remove_thread.quit)
+        self._remove_worker.finished.connect(self._remove_worker.deleteLater)
+        self._remove_worker.error.connect(self._remove_worker.deleteLater)
+        self._remove_thread.finished.connect(self._remove_thread.deleteLater)
+        self._remove_thread.start()
+
+    def _on_remove_finished(self, ok, ssid):
+        self.remove_saved_button.setEnabled(True)
+        self.remove_saved_button.setText("删除选中")
+        if ok:
             self._styled_message(QMessageBox.Icon.Information, self, "成功", f"已删除网络: {ssid}")
-            self.refresh_saved_wifi()
-            self.refresh_current_status()
-        except Exception as e:
-            self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"删除失败: {str(e)}")
+        self.refresh_saved_wifi()
+        self.refresh_current_status()
+
+    def _on_remove_error(self, err_msg):
+        self.remove_saved_button.setEnabled(True)
+        self.remove_saved_button.setText("删除选中")
+        self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"删除失败: {err_msg}")
 
     def connect_to_wifi(self):
         ssid = self.ssid_input.text().strip()
@@ -1222,23 +1415,37 @@ class SettingPage(QWidget):
             self._styled_message(QMessageBox.Icon.Warning, self, "警告", "WPA-EAP 认证需要身份和密码")
             return
 
-        try:
-            if auth_mode == "open":
-                ok = self.wifi_manager.connect_wifi(ssid, None)
-            elif auth_mode == "psk":
-                ok = self.wifi_manager.connect_wifi(ssid, password)
-            else:
-                ok = self.wifi_manager.connect_eap(ssid, identity, password)
+        # 按钮UI反馈
+        self.connect_button.setEnabled(False)
+        self.connect_button.setText("连接中……")
 
-            if not ok:
-                self._styled_message(QMessageBox.Icon.Critical, self, "错误", "连接请求下发失败，请检查系统日志")
-                return
+        self._connect_thread = QThread()
+        self._connect_worker = WifiConnectWorker(self.wifi_manager, auth_mode, ssid, password, identity)
+        self._connect_worker.moveToThread(self._connect_thread)
+        self._connect_thread.started.connect(self._connect_worker.run)
+        self._connect_worker.finished.connect(self._on_connect_finished)
+        self._connect_worker.error.connect(self._on_connect_error)
+        self._connect_worker.finished.connect(self._connect_thread.quit)
+        self._connect_worker.error.connect(self._connect_thread.quit)
+        self._connect_worker.finished.connect(self._connect_worker.deleteLater)
+        self._connect_worker.error.connect(self._connect_worker.deleteLater)
+        self._connect_thread.finished.connect(self._connect_thread.deleteLater)
+        self._connect_thread.start()
 
-            self._styled_message(QMessageBox.Icon.Information, self, "成功", f"已发起连接: {ssid}")
-            self.refresh_saved_wifi()
-            self.refresh_current_status()
-        except Exception as e:
-            self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"连接WiFi失败: {str(e)}")
+    def _on_connect_finished(self, ok, ssid):
+        self.connect_button.setEnabled(True)
+        self.connect_button.setText("连接")
+        if ok:
+            self._styled_message(QMessageBox.Icon.Information, self, "成功", f"已连接: {ssid}")
+        else:
+            self._styled_message(QMessageBox.Icon.Critical, self, "错误", "连接失败")
+        self.refresh_saved_wifi()
+        self.refresh_current_status()
+
+    def _on_connect_error(self, err_msg):
+        self.connect_button.setEnabled(True)
+        self.connect_button.setText("连接")
+        self._styled_message(QMessageBox.Icon.Critical, self, "错误", f"连接WiFi失败: {err_msg}")
 
     def display_setting(self, index):
         if index < 0:

pages/status_page.py

@@ -7,18 +7,11 @@ from PyQt6.QtWidgets import (QWidget, QHBoxLayout, QVBoxLayout,
 from PyQt6.QtCore import Qt, QTimer, QThread, pyqtSignal, QUrl, QObject, pyqtProperty, QRectF, QSize
 from PyQt6.QtGui import QColor, QPen, QPainter, QPainterPath, QFont, QLinearGradient, QBrush
 from utils.config_parse import ConfigParse
+import sys
+import os
+from utils.gcode_viewer import GCodeViewerWidget
 
 
-def get_gcode_dir():
-    config_path = os.path.join(os.path.dirname(os.path.dirname(__file__)), "config.json")
-    try:
-        with open(config_path, "r", encoding="utf-8") as f:
-            config = json.load(f)
-            return config.get("GCODE_DIR", "/home/lhye200/.octoprint/uploads")
-    except:
-        return "/home/lhye200/.octoprint/uploads"
-
-GCODE_DIR = get_gcode_dir()
 
 # ── 状态主题色 ──────────────────────────────────────────
 STATUS_COLORS = {
@@ -138,52 +131,6 @@ class TempGauge(QWidget):
         p.drawText(0, h - 20, w, 20, Qt.AlignmentFlag.AlignCenter, self._label)
 
 
-# ── GCode 2D 预览（暂注释，待开发）─────────────────────
-# class GCode2DPreviewWidget(QGraphicsView):
-#     def __init__(self, parent=None):
-#         super().__init__(parent)
-#         self.scene = QGraphicsScene(self)
-#         self.setScene(self.scene)
-#         self.setStyleSheet("background-color: #111111; border-radius: 5px; border: 1px solid #666;")
-#         self.setRenderHint(QPainter.RenderHint.Antialiasing)
-#         self.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff)
-#         self.setVerticalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff)
-#         self.scale(1, -1)
-#
-#     def draw_paths(self, lines_data):
-#         self.scene.clear()
-#         bounding_rect = QRectF()
-#         for color_str, data in lines_data.items():
-#             points = data.get("points", [])
-#             line_width = data.get("line_width", 2)
-#             if not points:
-#                 continue
-#             path = QPainterPath()
-#             if isinstance(points[0][0], (int, float)):
-#                 path.moveTo(float(points[0][0]), float(points[0][1]))
-#                 for pt in points[1:]:
-#                     path.lineTo(float(pt[0]), float(pt[1]))
-#             else:
-#                 for line_pts in points:
-#                     if not line_pts:
-#                         continue
-#                     path.moveTo(float(line_pts[0][0]), float(line_pts[0][1]))
-#                     for pt in line_pts[1:]:
-#                         path.lineTo(float(pt[0]), float(pt[1]))
-#             path_item = QGraphicsPathItem(path)
-#             pen_color = QColor(color_str) if QColor.isValidColor(color_str) else QColor("white")
-#             pen = QPen(pen_color)
-#             pen.setWidth(int(line_width))
-#             pen.setCosmetic(True)
-#             path_item.setPen(pen)
-#             self.scene.addItem(path_item)
-#             bounding_rect = bounding_rect.united(path.boundingRect())
-#         if bounding_rect.width() < 1 or bounding_rect.height() < 1:
-#             bounding_rect = QRectF(0, 0, 220, 220)
-#         bounding_rect.adjust(-10, -10, 10, 10)
-#         self.scene.setSceneRect(bounding_rect)
-#         self.fitInView(self.scene.sceneRect(), Qt.AspectRatioMode.KeepAspectRatio)
-
 
 # ── 状态页面 ────────────────────────────────────────────
 class StatusPage(QWidget):
@@ -193,6 +140,7 @@ class StatusPage(QWidget):
 
         self.file_name = "None"
         self.progress = 0.0
+        self.filepos = 0
         self.display_name = "None"
         self.state = "Unknown"
         self.print_time = 0
@@ -205,6 +153,7 @@ class StatusPage(QWidget):
         self.config_parser = ConfigParse()
         self.config_parser.config_changed.connect(self._on_config_changed)
         self.gcode_dir = self.config_parser.gcode_dir
+        self._loaded_file = None
 
         self.init_ui()
         self.timer = QTimer(self)
@@ -222,6 +171,7 @@ class StatusPage(QWidget):
             job = data.get("job", {})
             self.file_name = job.get("job", {}).get("file", {}).get("name", "None")
             self.progress = job.get("progress", {}).get("completion", 0) or 0
+            self.filepos = job.get("progress", {}).get("filepos", 0) or 0
             self.display_name = job.get("job", {}).get("file", {}).get("display_name", "None")
             self.state = status.get("state", {}).get("text", "Offline")
             self.print_time = job.get("progress", {}).get("printTime", 0) or 0
@@ -336,10 +286,8 @@ class StatusPage(QWidget):
         right_layout = QVBoxLayout(right_frame)
         right_layout.setContentsMargins(6, 6, 6, 6)
 
-        placeholder = QLabel("GCode 预览\n⚙ 待开发")
-        placeholder.setAlignment(Qt.AlignmentFlag.AlignCenter)
-        placeholder.setStyleSheet("color: #666666; font-size: 24px; font-weight: 600; border: none;")
-        right_layout.addWidget(placeholder)
+        self.gcode_viewer = GCodeViewerWidget()
+        right_layout.addWidget(self.gcode_viewer)
 
         main_layout.addWidget(left_frame, 2)
         main_layout.addWidget(right_frame, 3)
@@ -405,6 +353,22 @@ class StatusPage(QWidget):
         self._tool_gauge.set_value(self.tool_temp_actual, self.tool_temp_target)
         self._bed_gauge.set_value(self.bed_temp_actual, self.bed_temp_target)
 
+        # G-code 模型加载与进度更新
+        if self.file_name and self.file_name != "None":
+            if self.file_name != self._loaded_file:
+                gcode_path = os.path.join(self.gcode_dir, self.file_name)
+                if os.path.exists(gcode_path):
+                    try:
+                        self.gcode_viewer.load_gcode(gcode_path)
+                        self._loaded_file = self.file_name
+                    except Exception as e:
+                        print("Failed to load G-code:", e)
+            
+            # 使用 filepos 替代进度百分比进行精准的偏移量层级更新
+            if self._loaded_file == self.file_name:
+                is_printing = self.state.startswith("Printing") or self.state.startswith("Paused")
+                self.gcode_viewer.update_by_filepos(self.filepos, is_printing)
+
 
 
     #TODO: Better Gcode Parser, this one is too slow for large files, need to optimize or use a separate thread to load

refer/test.py

@@ -0,0 +1,53 @@
+import sys
+from PyQt6.QtWidgets import QApplication, QMainWindow, QVBoxLayout, QWidget, QCheckBox, QSlider
+from PyQt6.QtCore import Qt
+from gcode_viewer import GCodeViewerWidget
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("G-code 预览")
+        self.viewer = GCodeViewerWidget()
+
+        # 加载文件（请替换为你的 G-code 路径）
+        self.viewer.load_gcode("/home/lhye200/.octoprint/uploads/20260508141659_085359c9908947bebcaa0fe7490641e8.gcode")
+
+        # 进度滑块（0~100%）
+        self.slider = QSlider(Qt.Orientation.Horizontal)
+        self.slider.setRange(0, 100)
+        self.slider.setValue(100)
+        self.slider.valueChanged.connect(
+            lambda v: self.viewer.update_processes(v / 100.0))
+
+        # 类型开关
+        self.chk_support = QCheckBox("显示支撑")
+        self.chk_support.setChecked(True)
+        self.chk_support.toggled.connect(
+            lambda v: self.viewer.update_switch('SUPPORT', v))
+
+        self.chk_infill = QCheckBox("显示填充")
+        self.chk_infill.setChecked(True)
+        self.chk_infill.toggled.connect(
+            lambda v: self.viewer.update_switch('FILL', v))
+
+        self.chk_perimeter = QCheckBox("显示外壳")
+        self.chk_perimeter.setChecked(True)
+        self.chk_perimeter.toggled.connect(
+            lambda v: self.viewer.update_switch('WALL-OUTER', v))
+        self.chk_perimeter.toggled.connect(
+            lambda v: self.viewer.update_switch('WALL-INNER', v))
+
+        central = QWidget()
+        layout = QVBoxLayout(central)
+        layout.addWidget(self.viewer, 1)
+        layout.addWidget(self.slider)
+        layout.addWidget(self.chk_support)
+        layout.addWidget(self.chk_infill)
+        layout.addWidget(self.chk_perimeter)
+        self.setCentralWidget(central)
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+    win = MainWindow()
+    win.show()
+    sys.exit(app.exec())

refer/test_line_width.py

@@ -0,0 +1,14 @@
+import OpenGL.GL as gl
+from PyQt6.QtWidgets import QApplication
+from PyQt6.QtOpenGLWidgets import QOpenGLWidget
+
+class View(QOpenGLWidget):
+    def initializeGL(self):
+        v = gl.glGetFloatv(gl.GL_ALIASED_LINE_WIDTH_RANGE)
+        print("Line width range:", v)
+        QApplication.instance().quit()
+
+app = QApplication([])
+v = View()
+v.show()
+app.exec()

refer/test_linewidth.py

@@ -0,0 +1,13 @@
+import sys
+from PyQt6.QtWidgets import QApplication
+from PyQt6.QtOpenGLWidgets import QOpenGLWidget
+class W(QOpenGLWidget):
+    def initializeGL(self):
+        import OpenGL.GL as gl
+        bounds = gl.glGetFloatv(gl.GL_ALIASED_LINE_WIDTH_RANGE)
+        print("Line width range:", bounds)
+        sys.exit(0)
+app = QApplication([])
+w = W()
+w.show()
+app.exec()

refer/test_qmat.py

@@ -0,0 +1,15 @@
+from PyQt6.QtGui import QMatrix4x4
+import numpy as np
+
+mat = QMatrix4x4()
+mat.translate(0.0, 0.0, -250.0)
+mat.rotate(30.0, 1.0, 0.0, 0.0)
+mat.rotate(45.0, 0.0, 0.0, 1.0)
+
+# If QMatrix4x4 passes list to uniformMatrix4fv, does it need column-major or row-major?
+# When I used numpy: ``mvp.flatten().tolist()`` -> it gave row-major. And it WORKED.
+# Let's check QMatrix4x4 data.
+data = mat.data()
+print("QMatrix4x4 data (length %d):" % len(data))
+print(data)
+

refer/test_rot.py

@@ -0,0 +1,25 @@
+import numpy as np
+import math
+
+rx = math.radians(-60.0)
+rz = math.radians(45.0)
+cosX, sinX = math.cos(rx), math.sin(rx)
+cosZ, sinZ = math.cos(rz), math.sin(rz)
+# Original code rotation matrix
+rot = np.array([
+    [cosZ, -sinZ*cosX, sinZ*sinX, 0],
+    [sinZ, cosZ*cosX, -cosZ*sinX, 0],
+    [0, sinX, cosX, 0],
+    [0, 0, 0, 1]
+])
+print("Original rot:\\n", rot)
+
+# Correct orbit Rx @ Rz
+rot_correct = np.array([
+    [cosZ, -sinZ, 0, 0],
+    [cosX*sinZ, cosX*cosZ, -sinX, 0],
+    [sinX*sinZ, sinX*cosZ, cosX, 0],
+    [0, 0, 0, 1]
+])
+print("Rx @ Rz:\\n", rot_correct)
+

run.sh

@@ -20,6 +20,6 @@ export QT_QPA_PLATFORM=eglfs
 
 # echo "Starting Printer Screen Menu..."
 # 启动界面
-python "$(dirname "$0")/main.py" > /dev/null 2>&1
-# python "$(dirname "$0")/main.py"
+# python "$(dirname "$0")/main.py" > /dev/null 2>&1
+python "$(dirname "$0")/main.py"
 # .venv/bin/python main.py

utils/aio_print_api.py

@@ -17,58 +17,58 @@ class AIOPrrintSystemAPI:
 
     def get_status(self):
 
-        # test_data = {
-        #     'job': {
-        #         'job': {
-        #             'estimatedPrintTime': 1234,
-        #             'filament': {'length': 765, 'volume': 24356}, 
-        #             'file': {'display_name': 'Test File','date': None, 'name': '20260414135441_42bff5215c6148b8b5f4d8c4f15d5ddc.gcode', 'origin': 'local', 'path': None, 'size': 1468987}, 
-        #             'lastPrintTime': None, 
-        #             'user': None
-        #         }, 
-        #         'progress': {
-        #             'completion': 74.8, 
-        #             'filepos': 1234, 
-        #             'printTime': 1235, 
-        #             'printTimeLeft': 6353, 
-        #             'printTimeLeftOrigin': 5366
-        #         }, 
-        #         'state': 'Operational'
-        #     }, 
-        #     'status': {
-        #         'sd': {'ready': False}, 
-        #         'state': {
-        #             'error': '', 
-        #             'flags': {
-        #                 'cancelling': False, 
-        #                 'closedOrError': False, 
-        #                 'error': False, 
-        #                 'finishing': False, 
-        #                 'operational': True, 
-        #                 'paused': False, 
-        #                 'pausing': False, 
-        #                 'printing': False, 
-        #                 'ready': True, 
-        #                 'resuming': False, 
-        #                 'sdReady': False
-        #             }, 
-        #             'text': 'Operational test'
-        #         }, 
-        #         'temperature': {
-        #             'bed': {'actual': 85, 'offset': 0, 'target': 56}, 
-        #             'tool0': {'actual': 0.0, 'offset': 0, 'target': 340}
-        #         }
-        #     }
-        # }
-        # return test_data
+        test_data = {
+            'job': {
+                'job': {
+                    'estimatedPrintTime': 1234,
+                    'filament': {'length': 765, 'volume': 24356}, 
+                    'file': {'display_name': 'Test File','date': None, 'name': '20260508141659_085359c9908947bebcaa0fe7490641e8.gcode', 'origin': 'local', 'path': None, 'size': 1468987}, 
+                    'lastPrintTime': None, 
+                    'user': None
+                }, 
+                'progress': {
+                    'completion': 74.8, 
+                    'filepos': 1234, 
+                    'printTime': 1235, 
+                    'printTimeLeft': 6353, 
+                    'printTimeLeftOrigin': 5366
+                }, 
+                'state': 'Operational'
+            }, 
+            'status': {
+                'sd': {'ready': False}, 
+                'state': {
+                    'error': '', 
+                    'flags': {
+                        'cancelling': False, 
+                        'closedOrError': False, 
+                        'error': False, 
+                        'finishing': False, 
+                        'operational': True, 
+                        'paused': False, 
+                        'pausing': False, 
+                        'printing': False, 
+                        'ready': True, 
+                        'resuming': False, 
+                        'sdReady': False
+                    }, 
+                    'text': 'Operational test'
+                }, 
+                'temperature': {
+                    'bed': {'actual': 85, 'offset': 0, 'target': 56}, 
+                    'tool0': {'actual': 0.0, 'offset': 0, 'target': 340}
+                }
+            }
+        }
+        return test_data
 
-        url = f"{self.api_url}/status"
-        try:
-            r = requests.get(url, headers=self.headers, timeout=5)
-            r.raise_for_status()
-            return r.json()
-        except:
-            return {"status": {}, "job": {}}
+        # url = f"{self.api_url}/status"
+        # try:
+        #     r = requests.get(url, headers=self.headers, timeout=5)
+        #     r.raise_for_status()
+        #     return r.json()
+        # except:
+        #     return {"status": {}, "job": {}}
 
     def pause_print(self):
         return self._post_action("pause_print", action="pause")
@@ -83,7 +83,7 @@ class AIOPrrintSystemAPI:
         return self._post_action("auto_leveling")
 
     def send_gcode(self, gcode):
-        return self._post_action("send_gcode", gcode=gcode)
+        return self._post_action("send_gcode", commands=gcode)
 
     def off_motors(self):
         return self.send_gcode("M84")

utils/auto_fan_status.py

@@ -5,6 +5,7 @@ from PyQt6.QtCore import QTimer
 class AutoFanStatus:
     def __init__(self, update_interval_ms=1000):
         self.cpu_temp = 0.0
+        self.cpu_load = 0.0  # 1 分钟 CPU 负载
         self.fan_speed = 0
         self.fan_state = "Unknown"
         self.fan_rpm = 0
@@ -37,4 +38,12 @@ class AutoFanStatus:
             self.fan_speed = 0
             self.fan_state = "Unknown"
             self.fan_rpm = 0
-            self.is_auto_fan_service_running = False
+            self.is_auto_fan_service_running = False
+
+        # 读取 CPU 负载（始终执行）
+        try:
+            with open("/proc/loadavg", "r") as f:
+                fields = f.read().split()
+                self.cpu_load = float(fields[0])  # 1 分钟平均负载
+        except (OSError, IndexError, ValueError):
+            self.cpu_load = 0.0

utils/config_parse.py

@@ -42,8 +42,6 @@ class ConfigParse(QObject):
             self._last_mtime = mtime
         except OSError:
             return
-        
-        print("Config changed")
 
         old_config = self.config
         new_config = self._load_config()
@@ -68,4 +66,5 @@ class ConfigParse(QObject):
         self.gcode_dir = self.config.get("gcode_dir", None)
         self.move_axis_area = self.config.get("move_axis_area", None)
         self.move_max_speed = self.config.get("move_max_speed", {"x": 3000, "y": 3000, "z": 200})
+        self.home_positions = self.config.get("home_positions", {"x": 134, "y": 123, "z": 10})
         self.move_max_speed = self.config.get("move_max_speed", None)

utils/gcode_viewer.py

@@ -0,0 +1,574 @@
+import numpy as np
+from PyQt6.QtOpenGLWidgets import QOpenGLWidget
+from PyQt6.QtCore import Qt, QEvent, QThread, pyqtSignal
+from PyQt6.QtGui import QTouchEvent, QSurfaceFormat
+from PyQt6.QtOpenGL import QOpenGLShaderProgram, QOpenGLShader, QOpenGLBuffer
+
+class GCodeParseWorker(QThread):
+    finished = pyqtSignal(dict)
+
+    def __init__(self, filepath, type_map, default_colors, parent=None):
+        super().__init__(parent)
+        self.filepath = filepath
+        self.TYPE_MAP = type_map
+        self.DEFAULT_COLORS = default_colors
+
+    def run(self):
+        points = []
+        colors = []
+        type_segments = {}
+        type_visibility = {}
+
+        x = y = z = e = 0.0
+        vertex_idx = 0
+        feature_type = 'OTHER'
+        current_segment_type = 'OTHER'
+        segment_start = 0
+        type_visibility['TRAVEL'] = False
+        relative_e = False
+
+        min_x = min_y = min_z = float('inf')
+        max_x = max_y = max_z = float('-inf')
+        
+        current_offset = 0
+        max_z_seen = -999.0
+        layer_map = [(0, 0)]
+
+        def add_segment(t_name, start, length):
+            if length > 0:
+                type_segments.setdefault(t_name, []).append((start, length))
+
+        try:
+            with open(self.filepath, 'rb') as f:
+                for line_bytes in f:
+                    current_offset += len(line_bytes)
+                    line = line_bytes.decode('utf-8', errors='ignore').strip()
+                    if not line:
+                        continue
+                    if line.startswith('M82'):
+                        relative_e = False
+                        continue
+                    if line.startswith('M83'):
+                        relative_e = True
+                        continue
+                    
+                    if line.startswith(';'):
+                        if line.startswith(';TYPE:'):
+                            raw_type = line.split(':', 1)[1].strip()
+                        else:
+                            raw_type = line[1:].strip()
+                            if raw_type not in self.TYPE_MAP and not any(k in raw_type.lower() for k in ('perimeter', 'infill', 'material', 'skirt/brim')):
+                                continue
+                            if 'Skirt/Brim' in raw_type:
+                                raw_type = 'Skirt'
+                        
+                        new_type = self.TYPE_MAP.get(raw_type, 'OTHER')
+                        if new_type != feature_type:
+                            feature_type = new_type
+                            if feature_type not in type_visibility:
+                                type_visibility[feature_type] = True
+                        continue
+
+                    if line.startswith(('G0', 'G1')):
+                        new_x, new_y, new_z = x, y, z
+                        e_val = 0.0
+                        has_e = False
+                        parts = line.split(';')[0].split()
+                        for p in parts[1:]:
+                            try:
+                                if p.startswith('X'): new_x = float(p[1:])
+                                elif p.startswith('Y'): new_y = float(p[1:])
+                                elif p.startswith('Z'): new_z = float(p[1:])
+                                elif p.startswith('E'):
+                                    e_val = float(p[1:])
+                                    has_e = True
+                            except ValueError:
+                                pass
+                        
+                        if new_x == x and new_y == y and new_z == z:
+                            if has_e:
+                                if relative_e: e += e_val
+                                else: e = e_val
+                            continue
+
+                        is_extrusion = False
+                        if has_e:
+                            if relative_e:
+                                is_extrusion = e_val > 0
+                                new_e = e + e_val
+                            else:
+                                is_extrusion = e_val > e
+                                new_e = e_val
+                        else:
+                            new_e = e
+
+                        if is_extrusion:
+                            seg_type = feature_type
+                            c = self.DEFAULT_COLORS.get(feature_type, self.DEFAULT_COLORS['OTHER'])
+                        else:
+                            seg_type = 'TRAVEL'
+                            c = self.DEFAULT_COLORS['TRAVEL']
+                            if 'TRAVEL' not in type_visibility:
+                                type_visibility['TRAVEL'] = False
+
+                        if seg_type != current_segment_type:
+                            if vertex_idx > segment_start:
+                                add_segment(current_segment_type, segment_start, vertex_idx - segment_start)
+                            current_segment_type = seg_type
+                            segment_start = vertex_idx
+
+                        if new_x < min_x: min_x = new_x
+                        if new_x > max_x: max_x = new_x
+                        if new_y < min_y: min_y = new_y
+                        if new_y > max_y: max_y = new_y
+                        if new_z < min_z: min_z = new_z
+                        if new_z > max_z: max_z = new_z
+
+                        if new_z > max_z_seen and is_extrusion:
+                            max_z_seen = new_z
+                            layer_map.append((current_offset, vertex_idx))
+
+                        points.extend([x, y, z, new_x, new_y, new_z])
+                        colors.extend([*c, *c])
+                        vertex_idx += 2
+                        x, y, z, e = new_x, new_y, new_z, new_e
+                    elif line.startswith('G92'):
+                        parts = line.split(';')[0].split()
+                        for p in parts[1:]:
+                            try:
+                                if p.startswith('E'): e = float(p[1:])
+                                elif p.startswith('X'): x = float(p[1:])
+                                elif p.startswith('Y'): y = float(p[1:])
+                                elif p.startswith('Z'): z = float(p[1:])
+                            except ValueError:
+                                pass
+
+            if vertex_idx > segment_start:
+                add_segment(current_segment_type, segment_start, vertex_idx - segment_start)
+
+            cx = (min_x + max_x) / 2.0 if max_x >= min_x else 110.0
+            cy = (min_y + max_y) / 2.0 if max_y >= min_y else 110.0
+            cz = (min_z + max_z) / 2.0 if max_z >= min_z else 0.0
+
+            result = {
+                'vertices': np.array(points, dtype=np.float32) if vertex_idx > 0 else np.zeros((0,), dtype=np.float32),
+                'colors': np.array(colors, dtype=np.float32) if vertex_idx > 0 else np.zeros((0,), dtype=np.float32),
+                'vertex_count': vertex_idx,
+                'center_x': cx,
+                'center_y': cy,
+                'center_z': cz,
+                'type_segments': type_segments,
+                'type_visibility': type_visibility,
+                'layer_map': layer_map
+            }
+            self.finished.emit(result)
+        except Exception as e:
+            print("ParseGCode Error:", e)
+            self.finished.emit({})
+
+class GCodeViewerWidget(QOpenGLWidget):
+    """
+    3D G-code 预览控件（OpenGL ES / eglfs 兼容版）
+    使用可编程管线替代固定管线，适配树莓派 4B
+    """
+
+    # PrusaSlicer 类型映射、颜色定义等保持不变
+    TYPE_MAP = {
+        'External perimeter': 'WALL-OUTER',
+        'Perimeter': 'WALL-INNER',
+        'Overhang perimeter': 'WALL-OUTER',
+        'Solid infill': 'SKIN',
+        'Top solid infill': 'SKIN',
+        'Bridge infill': 'SKIN',
+        'Internal infill': 'FILL',
+        'Support material': 'SUPPORT',
+        'Support material interface': 'SUPPORT-INTERFACE',
+        'Skirt': 'SKIRT',
+        'Brim': 'SKIRT',
+        'Custom': 'OTHER',
+    }
+
+    DEFAULT_COLORS = {
+        'WALL-OUTER':        (0.92, 0.55, 0.22),  # 0xeb8b38
+        'WALL-INNER':        (0.25, 0.50, 0.81),  # 0x4080cf
+        'FILL':              (0.80, 0.75, 0.29),  # 0xccc04b
+        'SKIN':              (0.62, 0.38, 0.70),  # 0x9e60b3
+        'SUPPORT':           (0.34, 0.70, 0.34),  # 0x57b357
+        'SUPPORT-INTERFACE': (0.17, 0.42, 0.17),  # 0x2b6b2b
+        'SKIRT':             (0.00, 1.00, 1.00),  # 0x00ffff
+        'OTHER':             (0.67, 0.67, 0.67),  # 0xaaaaaa
+        'TRAVEL':            (0.25, 0.31, 0.38),  # 0x405060
+    }
+
+    # 顶点着色器（GLSL ES 1.00）
+    VERTEX_SHADER = """
+        attribute vec3 aPos;
+        attribute vec3 aColor;
+        varying vec3 vColor;
+        uniform mat4 uMVP;
+        void main() {
+            gl_Position = uMVP * vec4(aPos, 1.0);
+            vColor = aColor;
+        }
+    """
+
+    # 片段着色器（添加可调节颜色深度的 uniform 以实现边界加深）
+    FRAGMENT_SHADER = """
+        precision mediump float;
+        varying vec3 vColor;
+        uniform float uDarken;
+        void main() {
+            gl_FragColor = vec4(vColor * uDarken, 1.0);
+        }
+    """
+
+    def __init__(self, parent=None):
+        
+        
+        
+        # 请求 OpenGL ES 2.0 上下文
+        fmt = QSurfaceFormat()
+        fmt.setRenderableType(QSurfaceFormat.RenderableType.OpenGLES)
+        fmt.setVersion(2, 0)
+        
+        super().__init__(parent)
+        self.setMinimumSize(400, 300)
+        self.setAttribute(Qt.WidgetAttribute.WA_AcceptTouchEvents, True)
+        self.setFormat(fmt)
+        # 数据缓冲区
+        self.vertices = None
+        self.colors = None
+        self.vertex_count = 0
+        self.vbo_vertices = None
+        self.vbo_colors = None
+        self.vbo_ready = False
+
+        # 类型分段
+        self.type_segments = {}
+        self.type_visibility = {}
+        self.current_type = 'OTHER'
+
+        # 视角参数
+        self.view_rot_x = -60.0
+        self.view_rot_z = 45.0
+        self.view_zoom = -250.0  # 稍微退后一点以便看到整个打印平台
+        self.view_trans_x = 0.0
+        self.view_trans_y = 0.0
+
+        # ...
+        self.progress_ratio = 1.0
+        self.progress_vertices = 0
+
+        # 按需渲染：缓存当前的 filepos 对应的顶点数
+        self.layer_map = [(0, 0)]  # (offset_bytes, vertex_idx)
+        self.last_reported_filepos = -1
+
+        # 模型中心点
+        self.center_x = 110.0
+        self.center_y = 110.0
+        self.center_z = 0.0
+
+        # 触摸状态
+        self.last_mouse_pos = None
+        self._touch_points = {}
+        self._pinch_start_dist = 0.0
+        self._pinch_start_zoom = 0.0
+        self._pinch_start_center = None
+        self._pinch_start_trans = (0.0, 0.0)
+        self._ignore_wheel = False
+
+        # 着色器程序
+        self.shader_program = None
+        self.aPos_location = None
+        self.aColor_location = None
+        self.uMVP_location = None
+
+    # ── 公开接口 ──
+    def load_gcode(self, filepath: str):
+        if hasattr(self, '_worker') and self._worker.isRunning():
+            self._worker.terminate()
+            self._worker.wait()
+            
+        self._worker = GCodeParseWorker(filepath, self.TYPE_MAP, self.DEFAULT_COLORS)
+        self._worker.finished.connect(self._on_parse_finished)
+        self._worker.start()
+
+    def _on_parse_finished(self, result: dict):
+        if not result:
+            return
+        
+        self.vertices = result['vertices']
+        self.colors = result['colors']
+        self.vertex_count = result['vertex_count']
+        self.center_x = result['center_x']
+        self.center_y = result['center_y']
+        self.center_z = result['center_z']
+        self.type_segments = result['type_segments']
+        self.type_visibility = result['type_visibility']
+        self.layer_map = result['layer_map']
+        
+        self.vbo_ready = False
+        # 初始时先不显示，让 update_by_filepos 决定，或者如果是0则自动更新
+        # 这里把 progress_vertices 赋予当前的 target
+        target = 0
+        if self.layer_map:
+            target = self.layer_map[-1][1] # 全显
+        
+        self.progress_vertices = target
+        self.last_reported_filepos = -1
+        self.update()
+
+    def update_processes(self, progress: float):
+        pass
+
+    def update_by_filepos(self, filepos: int, is_printing: bool = True):
+        import bisect
+        if not hasattr(self, 'layer_map') or not self.layer_map:
+            return
+        
+        if not is_printing:
+            # 不在打印途中时，渲染包含所有顶点（完整模型）
+            target_vertices = self.vertex_count
+        else:
+            # 使用二分查找快速定位当前 filepos 对应的最多展示顶点数
+            keys = [item[0] for item in self.layer_map]
+            idx = bisect.bisect_right(keys, filepos)
+            target_vertices = 0 if idx == 0 else self.layer_map[idx-1][1]
+            
+        # 按需渲染：只有当层级（计算出的可见顶点数）真正发生跳变时才调用 update()
+        if target_vertices != getattr(self, 'progress_vertices', -1):
+            self.progress_vertices = target_vertices
+            self.update()
+
+    def update_switch(self, type_name: str, visible: bool):
+        if type_name in self.type_visibility:
+            self.type_visibility[type_name] = visible
+            self.update()
+
+    def set_view_angles(self, rot_x: float, rot_z: float, zoom: float = None):
+        self.view_rot_x = max(-90.0, min(0.0, rot_x))
+        self.view_rot_z = rot_z
+        if zoom is not None:
+            self.view_zoom = zoom
+        self.update()
+
+        if length == 0:
+            return
+        self.type_segments.setdefault(type_name, []).append((start, length))
+
+    # ── OpenGL 可编程管线初始化 ──
+    def initializeGL(self):
+        import OpenGL.GL as gl
+        gl.glClearColor(0.15, 0.15, 0.15, 1.0)
+        gl.glEnable(gl.GL_DEPTH_TEST)
+        gl.glLineWidth(1.0)
+
+        # 编译着色器
+        self.shader_program = QOpenGLShaderProgram()
+        self.shader_program.addShaderFromSourceCode(QOpenGLShader.ShaderTypeBit.Vertex, self.VERTEX_SHADER)
+        self.shader_program.addShaderFromSourceCode(QOpenGLShader.ShaderTypeBit.Fragment, self.FRAGMENT_SHADER)
+        self.shader_program.link()
+
+        # 获取属性和 uniform 位置
+        self.aPos_location = self.shader_program.attributeLocation("aPos")
+        self.aColor_location = self.shader_program.attributeLocation("aColor")
+        self.uMVP_location = self.shader_program.uniformLocation("uMVP")
+        self.uDarken_location = self.shader_program.uniformLocation("uDarken")
+
+        # 创建缓冲对象
+        self.vbo_vertices = QOpenGLBuffer(QOpenGLBuffer.Type.VertexBuffer)
+        self.vbo_colors = QOpenGLBuffer(QOpenGLBuffer.Type.VertexBuffer)
+
+    def resizeGL(self, w, h):
+        import OpenGL.GL as gl
+        gl.glViewport(0, 0, w, h)
+
+    # ── 构建 MVP 矩阵（替代 glOrtho/glRotate） ──
+    def _build_mvp(self):
+        from PyQt6.QtGui import QMatrix4x4
+        mat = QMatrix4x4()
+        aspect = self.width() / self.height() if self.height() else 1
+        mat.perspective(45.0, aspect, 1.0, 1000.0)
+        
+        mat.translate(self.view_trans_x, self.view_trans_y, self.view_zoom)
+        mat.rotate(self.view_rot_x, 1.0, 0.0, 0.0)
+        mat.rotate(self.view_rot_z, 0.0, 0.0, 1.0)
+        mat.translate(-self.center_x, -self.center_y, -self.center_z)
+        
+        return mat
+
+    # ── 渲染 ──
+    def paintGL(self):
+        import OpenGL.GL as gl
+        gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)
+
+        if self.vertices is None or self.vertex_count == 0:
+            return
+
+        if not self.vbo_ready:
+            self._create_vbos()
+            self.vbo_ready = True
+
+        # 使用着色器程序
+        self.shader_program.bind()
+
+        # 设置 MVP 矩阵
+        import math
+        from PyQt6.QtGui import QMatrix4x4
+        mvp_mat = self._build_mvp()
+        self.shader_program.setUniformValue(self.uMVP_location, mvp_mat)
+
+        # 绑定 VBO
+        self.vbo_vertices.bind()
+        self.shader_program.setAttributeBuffer(self.aPos_location, gl.GL_FLOAT, 0, 3, 0)
+        self.shader_program.enableAttributeArray(self.aPos_location)
+
+        self.vbo_colors.bind()
+        self.shader_program.setAttributeBuffer(self.aColor_location, gl.GL_FLOAT, 0, 3, 0)
+        self.shader_program.enableAttributeArray(self.aColor_location)
+
+        # 允许 z-fighting 覆盖，用于同一位置多次渲染线条
+        gl.glDepthFunc(gl.GL_LEQUAL)
+
+        # 渲染两次：一次绘制加粗加深的边界底线，一次绘制正常宽度的原色骨架线
+        # （在树莓派等性能有限的平台上，使用真实的3D圆柱/方块代替线条会导致顶点数暴增十几倍直接卡顿，
+        # 因此通过动态加粗像素级线宽来性能无损地模拟出“体积感”）
+        for pass_idx in range(2):
+            if pass_idx == 0:
+                gl.glLineWidth(6.0)  # 底线宽度（加大以模拟体积轮廓）
+                self.shader_program.setUniformValue(self.uDarken_location, 0.8) # 加深颜色至 40% 亮度
+            else:
+                gl.glLineWidth(3.0)  # 主体宽度（加大以模拟线条厚度）
+                self.shader_program.setUniformValue(self.uDarken_location, 1.0) # 保持原色
+
+            # 按类型分段绘制
+            for type_name, segments in self.type_segments.items():
+                if not self.type_visibility.get(type_name, True):
+                    continue
+                for start, length in segments:
+                    if start >= self.progress_vertices:
+                        continue
+                    end = start + length
+                    visible_start = start
+                    visible_count = length
+                    if end > self.progress_vertices:
+                        visible_count = self.progress_vertices - start
+                    if visible_count > 0:
+                        gl.glDrawArrays(gl.GL_LINES, visible_start, visible_count)
+
+        # 恢复默认深度测试模式
+        gl.glDepthFunc(gl.GL_LESS)
+
+        self.shader_program.disableAttributeArray(self.aPos_location)
+        self.shader_program.disableAttributeArray(self.aColor_location)
+        self.vbo_vertices.release()
+        self.vbo_colors.release()
+        self.shader_program.release()
+
+    def _create_vbos(self):
+        if self.vbo_vertices.isCreated():
+            self.vbo_vertices.destroy()
+        if self.vbo_colors.isCreated():
+            self.vbo_colors.destroy()
+
+        self.vbo_vertices.create()
+        self.vbo_vertices.bind()
+        self.vbo_vertices.allocate(self.vertices.tobytes(), self.vertices.nbytes)
+        self.vbo_vertices.release()
+
+        self.vbo_colors.create()
+        self.vbo_colors.bind()
+        self.vbo_colors.allocate(self.colors.tobytes(), self.colors.nbytes)
+        self.vbo_colors.release()
+
+    # ── 触摸/鼠标交互（完全不变） ──
+    def mousePressEvent(self, event):
+        self.last_mouse_pos = event.position()
+
+    def mouseMoveEvent(self, event):
+        if self.last_mouse_pos is None:
+            return
+        dx = event.position().x() - self.last_mouse_pos.x()
+        dy = event.position().y() - self.last_mouse_pos.y()
+        if event.buttons() & Qt.MouseButton.LeftButton:
+            self.view_rot_x += dy * 0.5
+            self.view_rot_x = max(-90.0, min(0.0, self.view_rot_x))  # 限制垂直视角的翻转
+            self.view_rot_z += dx * 0.5
+        self.last_mouse_pos = event.position()
+        self.update()
+
+    def wheelEvent(self, event):
+        delta = event.angleDelta().y() / 120
+        self.view_zoom += delta * 10
+        self.update()
+
+    def event(self, e):
+        if e.type() in (QEvent.Type.TouchBegin, QEvent.Type.TouchUpdate, QEvent.Type.TouchEnd):
+            self._ignore_wheel = True
+            self.touchEvent(e)
+            return True
+        elif e.type() == QEvent.Type.Wheel:
+            if self._ignore_wheel:
+                self._ignore_wheel = False
+                return True
+        return super().event(e)
+
+    def touchEvent(self, event: QTouchEvent):
+        points = event.points()
+        if not points:
+            return
+
+        if event.type() == QEvent.Type.TouchEnd:
+            self._touch_points.clear()
+            self._pinch_start_center = None
+            self._pinch_start_dist = 0.0
+            event.accept()
+            return
+
+        if len(points) == 1:
+            p = points[0]
+            # 如果是刚检测到单指，或者从双指变回单指
+            if p.id() not in self._touch_points or self._pinch_start_center is not None:
+                self._touch_points.clear()
+                self._touch_points[p.id()] = p.position()
+                self._pinch_start_center = None
+            else:
+                last = self._touch_points[p.id()]
+                dx = p.position().x() - last.x()
+                dy = p.position().y() - last.y()
+                self.view_rot_x += dy * 0.5
+                self.view_rot_x = max(-90.0, min(0.0, self.view_rot_x))  # 限制垂直视角的翻转
+                self.view_rot_z += dx * 0.5
+                self._touch_points[p.id()] = p.position()
+                self.update()
+
+        elif len(points) == 2:
+            p1, p2 = points[0], points[1]
+            dx_p = p1.position().x() - p2.position().x()
+            dy_p = p1.position().y() - p2.position().y()
+            dist = (dx_p**2 + dy_p**2)**0.5
+            center_x = (p1.position().x() + p2.position().x()) / 2.0
+            center_y = (p1.position().y() + p2.position().y()) / 2.0
+
+            # 初始化双指状态
+            if self._pinch_start_center is None:
+                self._pinch_start_dist = dist
+                self._pinch_start_zoom = self.view_zoom
+                self._pinch_start_center = (center_x, center_y)
+                self._pinch_start_trans = (self.view_trans_x, self.view_trans_y)
+                self._touch_points.clear() # 清除单指记录
+            else:
+                # 缩放 (双指捏合)
+                if self._pinch_start_dist > 0:
+                    scale = dist / self._pinch_start_dist
+                    self.view_zoom = self._pinch_start_zoom * (1 / scale)
+                
+                # 平移 (双指并行移动)
+                dcx = center_x - self._pinch_start_center[0]
+                dcy = center_y - self._pinch_start_center[1]
+                pan_speed = abs(self.view_zoom) * 0.002
+                self.view_trans_x = self._pinch_start_trans[0] + dcx * pan_speed
+                self.view_trans_y = self._pinch_start_trans[1] - dcy * pan_speed
+                
+                self.update()
+        event.accept()

utils/wifi_manager.py

@@ -3,8 +3,9 @@ import time
 import re
 
 class WifiManager:
-    def __init__(self, interface="wlan0"):
+    def __init__(self, interface="wlan0", backend="nmcli"):
         self.interface = interface
+        self.backend = backend  # "nmcli" or "wpa_cli"
 
     def _run_wpa_cli(self, *args):
         """执行 wpa_cli 命令"""
@@ -16,128 +17,209 @@ class WifiManager:
             print(f"执行 wpa_cli {args} 失败: {e.stderr}")
             return ""
 
+    def _run_nmcli(self, *args):
+        """执行 nmcli 命令"""
+        cmd = ["nmcli"] + list(args)
+        try:
+            result = subprocess.run(cmd, capture_output=True, text=True, check=True)
+            return result.stdout.strip()
+        except subprocess.CalledProcessError as e:
+            print(f"执行 nmcli {args} 失败: {e.stderr}")
+            return ""
+
     def list_saved_networks(self):
-        """列出已保存的 wifi（wpa_cli list_networks 以 Tab 分隔）"""
-        output = self._run_wpa_cli("list_networks")
-        networks = []
-        lines = output.splitlines()
-        if len(lines) > 1:
-            for line in lines[1:]:  # skip header
-                parts = line.split('\t')
-                if len(parts) >= 4:
+        if self.backend == "wpa_cli":
+            output = self._run_wpa_cli("list_networks")
+            networks = []
+            lines = output.splitlines()
+            if len(lines) > 1:
+                for line in lines[1:]:
+                    parts = line.split('\t')
+                    if len(parts) >= 4:
+                        networks.append({
+                            "network_id": parts[0],
+                            "ssid": parts[1],
+                            "bssid": parts[2],
+                            "flags": parts[3]
+                        })
+            return networks
+        else:
+            output = self._run_nmcli("-t", "-f", "UUID,NAME,TYPE", "connection", "show")
+            networks = []
+            for line in output.splitlines():
+                parts = line.split(':')
+                # UUID:NAME:TYPE
+                if len(parts) >= 3 and "wireless" in parts[-1]:
                     networks.append({
                         "network_id": parts[0],
                         "ssid": parts[1],
-                        "bssid": parts[2],
-                        "flags": parts[3]
+                        "bssid": "",
+                        "flags": parts[-1]
                     })
-        return networks
+            return networks
 
     def scan_networks(self):
-        """扫描范围内的 wifi"""
-        self._run_wpa_cli("scan")
-        time.sleep(3)  # 等待扫描完成
-        output = self._run_wpa_cli("scan_results")
-        networks = []
-        lines = output.splitlines()
-        if len(lines) > 1:
-             for line in lines[1:]:
-                 # bssid / frequency / signal level / flags / ssid
-                 parts = line.split('\t')
-                 if len(parts) >= 5:
-                     networks.append({
-                         "bssid": parts[0],
-                         "frequency": parts[1],
-                         "signal_level": parts[2],
-                         "flags": parts[3],
-                         "ssid": parts[4]
-                     })
-        return networks
+        if self.backend == "wpa_cli":
+            self._run_wpa_cli("scan")
+            time.sleep(3)
+            output = self._run_wpa_cli("scan_results")
+            networks = []
+            lines = output.splitlines()
+            if len(lines) > 1:
+                 for line in lines[1:]:
+                     parts = line.split('\t')
+                     if len(parts) >= 5:
+                         networks.append({
+                             "bssid": parts[0],
+                             "frequency": parts[1],
+                             "signal_level": parts[2],
+                             "flags": parts[3],
+                             "ssid": parts[4]
+                         })
+            return networks
+        else:
+            output = self._run_nmcli("-t", "-m", "multiline", "-f", "BSSID,FREQ,SIGNAL,SECURITY,SSID", "device", "wifi", "list", "--rescan", "yes")
+            networks = []
+            current = {}
+            for line in output.splitlines():
+                if ':' in line:
+                    k, v = line.split(':', 1)
+                    current[k] = v
+                    if k == "SSID":
+                        networks.append({
+                            "bssid": current.get("BSSID", ""),
+                            "frequency": current.get("FREQ", "").replace(" MHz", ""),
+                            "signal_level": current.get("SIGNAL", ""),
+                            "flags": current.get("SECURITY", ""),
+                            "ssid": current.get("SSID", "")
+                        })
+                        current = {}
+            return networks
 
     def connect_wifi(self, ssid, password=None):
-        """连接普通 Wi-Fi (WPA2-PSK)"""
-        network_id = self._run_wpa_cli("add_network")
-        if not network_id.isdigit():
-            return False
-
-        self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
-        if password:
-            self._run_wpa_cli("set_network", network_id, "psk", f'"{password}"')
+        if self.backend == "wpa_cli":
+            network_id = self._run_wpa_cli("add_network")
+            if not network_id.isdigit(): return False
+            self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
+            if password: self._run_wpa_cli("set_network", network_id, "psk", f'"{password}"')
+            else: self._run_wpa_cli("set_network", network_id, "key_mgmt", "NONE")
+            self._run_wpa_cli("enable_network", network_id)
+            self._run_wpa_cli("select_network", network_id)
+            self._run_wpa_cli("save_config")
+            return True
         else:
-            self._run_wpa_cli("set_network", network_id, "key_mgmt", "NONE")
-
-        self._run_wpa_cli("enable_network", network_id)
-        self._run_wpa_cli("select_network", network_id)
-        self._run_wpa_cli("save_config")
-        return True
+            args = ["device", "wifi", "connect", ssid, "ifname", self.interface]
+            if password:
+                args.extend(["password", password])
+            res = self._run_nmcli(*args)
+            return "successfully" in res.lower() or "成功" in res
 
     def connect_eap(self, ssid, identity, password):
-        """连接企业级 Wi-Fi (WPA-EAP PEAP/MSCHAPv2)"""
-        network_id = self._run_wpa_cli("add_network")
-        if not network_id.isdigit():
+        if self.backend == "wpa_cli":
+            network_id = self._run_wpa_cli("add_network")
+            if not network_id.isdigit(): return False
+            self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
+            self._run_wpa_cli("set_network", network_id, "key_mgmt", "WPA-EAP")
+            self._run_wpa_cli("set_network", network_id, "eap", "PEAP")
+            self._run_wpa_cli("set_network", network_id, "phase2", '"auth=MSCHAPV2"')
+            self._run_wpa_cli("set_network", network_id, "identity", f'"{identity}"')
+            self._run_wpa_cli("set_network", network_id, "password", f'"{password}"')
+            self._run_wpa_cli("enable_network", network_id)
+            self._run_wpa_cli("select_network", network_id)
+            self._run_wpa_cli("save_config")
+            return True
+        else:
+            res = self._run_nmcli("con", "add", "type", "wifi", "con-name", ssid, "ifname", self.interface, "ssid", ssid,
+                                  "--", "802-11-wireless-security.key-mgmt", "wpa-eap", "802-1x.eap", "peap",
+                                  "802-1x.phase2-auth", "mschapv2", "802-1x.identity", identity, "802-1x.password", password)
+            if "successfully" in res.lower() or "成功" in res:
+                self._run_nmcli("con", "up", ssid)
+                return True
             return False
 
-        self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
-        self._run_wpa_cli("set_network", network_id, "key_mgmt", "WPA-EAP")
-        self._run_wpa_cli("set_network", network_id, "eap", "PEAP")
-        self._run_wpa_cli("set_network", network_id, "phase2", '"auth=MSCHAPV2"')
-        self._run_wpa_cli("set_network", network_id, "identity", f'"{identity}"')
-        self._run_wpa_cli("set_network", network_id, "password", f'"{password}"')
-
-        self._run_wpa_cli("enable_network", network_id)
-        self._run_wpa_cli("select_network", network_id)
-        self._run_wpa_cli("save_config")
-        return True
-
     def connect_network_id(self, network_id):
-        """通过 network_id 连接已保存的网络"""
-        ret1 = self._run_wpa_cli("select_network", str(network_id))
-        self._run_wpa_cli("save_config")
-        return bool(ret1)
+        if self.backend == "wpa_cli":
+            ret1 = self._run_wpa_cli("select_network", str(network_id))
+            self._run_wpa_cli("save_config")
+            return bool(ret1)
+        else:
+            res = self._run_nmcli("connection", "up", "uuid", str(network_id))
+            return "successfully" in res.lower() or "成功" in res
 
     def remove_network(self, network_id):
-        """删除某个已保存的网络"""
-        self._run_wpa_cli("remove_network", str(network_id))
-        self._run_wpa_cli("save_config")
+        if self.backend == "wpa_cli":
+            self._run_wpa_cli("remove_network", str(network_id))
+            self._run_wpa_cli("save_config")
+        else:
+            self._run_nmcli("connection", "delete", "uuid", str(network_id))
 
     def get_current_status(self):
-        """获取当前网络状态"""
-        output = self._run_wpa_cli("status")
-        status = {}
-        for line in output.splitlines():
-            if '=' in line:
-                key, val = line.split('=', 1)
-                status[key] = val
-        return status
+        if self.backend == "wpa_cli":
+            output = self._run_wpa_cli("status")
+            status = {}
+            for line in output.splitlines():
+                if '=' in line:
+                    key, val = line.split('=', 1)
+                    status[key] = val
+            return status
+        else:
+            output = self._run_nmcli("-t", "-m", "multiline", "-f", "GENERAL.STATE,GENERAL.CONNECTION,IP4.ADDRESS", "device", "show", self.interface)
+            status = {"wpa_state": "DISCONNECTED", "ssid": "", "signal_level": None}
+            for line in output.splitlines():
+                if line.startswith("GENERAL.STATE:"):
+                    state_val = line.split(':', 1)[1]
+                    if "connected" in state_val.lower():
+                        status["wpa_state"] = "COMPLETED"
+                elif line.startswith("GENERAL.CONNECTION:"):
+                    conn_val = line.split(':', 1)[1]
+                    if conn_val:
+                        status["ssid"] = conn_val
+                elif line.startswith("IP4.ADDRESS[1]:"):
+                    ip_val = line.split(':', 1)[1]
+                    status["ip_address"] = ip_val.split('/')[0]
+
+            # 额外获取当前连接网络的信号强度（nmcli device wifi 才有 SIGNAL 字段）
+            if status["wpa_state"] == "COMPLETED":
+                wifi_out = self._run_nmcli("-t", "-f", "SSID,SIGNAL,IN-USE", "device", "wifi")
+                for line in wifi_out.splitlines():
+                    parts = line.split(':')
+                    if len(parts) >= 3 and parts[2] == '*':
+                        status["signal_level"] = parts[1]  # SIGNAL 字段（百分比 0-100）
+                        break
+            return status
 
     def open_hotspot(self, ssid, password, channel=6):
-        """
-        开启热点 (AP 模式)
-        注意：要求网卡和 wpa_supplicant 均支持 AP 模式 (mode=2)
-        """
-        network_id = self._run_wpa_cli("add_network")
-        if not network_id.isdigit():
-            return False
-
-        self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
-        self._run_wpa_cli("set_network", network_id, "mode", "2")
-        self._run_wpa_cli("set_network", network_id, "key_mgmt", "WPA-PSK")
-        self._run_wpa_cli("set_network", network_id, "psk", f'"{password}"')
-        self._run_wpa_cli("set_network", network_id, "frequency", str(2412 + (channel - 1) * 5))
-
-        self._run_wpa_cli("select_network", network_id)
-        self._run_wpa_cli("save_config")
-        return network_id
+        if self.backend == "wpa_cli":
+            network_id = self._run_wpa_cli("add_network")
+            if not network_id.isdigit(): return False
+            self._run_wpa_cli("set_network", network_id, "ssid", f'"{ssid}"')
+            self._run_wpa_cli("set_network", network_id, "mode", "2")
+            self._run_wpa_cli("set_network", network_id, "key_mgmt", "WPA-PSK")
+            self._run_wpa_cli("set_network", network_id, "psk", f'"{password}"')
+            self._run_wpa_cli("set_network", network_id, "frequency", str(2412 + (channel - 1) * 5))
+            self._run_wpa_cli("select_network", network_id)
+            self._run_wpa_cli("save_config")
+            return network_id
+        else:
+            self._run_nmcli("device", "wifi", "hotspot", "ifname", self.interface, "con-name", ssid, "ssid", ssid, "band", "bg", "channel", str(channel), "password", password)
+            networks = self.list_saved_networks()
+            for net in networks:
+                if net.get("ssid") == ssid:
+                    return net.get("network_id")
+            return ssid
 
     def close_hotspot(self, network_id=None):
-        """关闭热点"""
-        if network_id is not None:
-             self._run_wpa_cli("remove_network", str(network_id))
-        self._run_wpa_cli("reconfigure")
-        self._run_wpa_cli("save_config")
+        if self.backend == "wpa_cli":
+            if network_id is not None:
+                self._run_wpa_cli("remove_network", str(network_id))
+            self._run_wpa_cli("reconfigure")
+            self._run_wpa_cli("save_config")
+        else:
+            if network_id is not None:
+                self._run_nmcli("connection", "down", str(network_id))
+                self._run_nmcli("connection", "delete", str(network_id))
 
 if __name__ == "__main__":
-    # Example Usage
-    wifi = WifiManager("wlan0")
+    wifi = WifiManager("wlan0", backend="nmcli")
     print("Current status:", wifi.get_current_status())
     print("Saved networks:", wifi.list_saved_networks())