add main_ui.py(中交三航主界面)

view/widgets/circular_button.py

@@ -0,0 +1,36 @@
+from PySide6.QtWidgets import  QPushButton
+from PySide6.QtGui import QPainter, QColor, QFont,  Qt, QBrush
+
+
+class CircularButton(QPushButton):
+    """自定义圆形按钮，处理 hover 颜色变化"""
+    def __init__(self, text, parent=None):
+        super().__init__(text, parent)
+        self.setFixedSize(40, 40)
+        # self.normal_color = QColor(1, 18, 98)   # 正常颜色 (RGB: 1,18,98) 
+        self.normal_color = QColor(86, 119, 252)
+        self.hover_color = QColor(24, 253, 255) # hover 颜色 (RGB: 24,253,255)
+        self.current_color = self.normal_color
+        self.setStyleSheet("background: transparent; border: none;")
+
+    def enterEvent(self, event):
+        self.current_color = self.hover_color
+        self.update()
+        super().enterEvent(event)
+
+    def leaveEvent(self, event):
+        self.current_color = self.normal_color
+        self.update()
+        super().leaveEvent(event)
+
+    def paintEvent(self, event):
+        painter = QPainter(self)
+        painter.setRenderHint(QPainter.Antialiasing)
+        # 绘制圆形背景
+        painter.setBrush(QBrush(self.current_color))
+        painter.setPen(Qt.NoPen)
+        painter.drawEllipse(0, 0, self.width(), self.height())
+        # 绘制白色文字
+        painter.setPen(Qt.white)
+        painter.setFont(QFont("Arial", 10, QFont.Bold))
+        painter.drawText(self.rect(), Qt.AlignCenter, self.text())