init

app/components/prompt_bar.py

@@ -0,0 +1,39 @@
+from PyQt5 import QtGui
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+
+class PromptBar(QLabel):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        def paintEvent(self, e):  # 绘图事件
+            qp = QPainter()
+            qp.begin(self)
+            self.drawRectangles1(qp)  # 绘制线条矩形
+            self.drawRectangles2(qp)  # 绘制填充矩形
+            self.drawRectangles3(qp)  # 绘制线条+填充矩形
+            self.drawRectangles4(qp)  # 绘制线条矩形2
+            qp.end()
+
+        def drawRectangles1(self, qp):  # 绘制填充矩形
+            qp.setPen(QPen(Qt.black, 2, Qt.SolidLine))  # 颜色、线宽、线性
+            qp.drawRect(*self.data)
+
+        def drawRectangles2(self, qp):  # 绘制填充矩形
+            qp.setPen(QPen(Qt.black, 2, Qt.NoPen))
+            qp.setBrush(QColor(200, 0, 0))
+            qp.drawRect(220, 15, 200, 100)
+
+        def drawRectangles3(self, qp):  # 绘制线条+填充矩形
+            qp.setPen(QPen(Qt.black, 2, Qt.SolidLine))
+            qp.setBrush(QColor(200, 0, 0))
+            qp.drawRect(430, 15, 200, 100)
+
+        def drawRectangles4(self, qp):  # 绘制线条矩形2
+            path = QtGui.QPainterPath()
+            qp.setPen(QPen(Qt.blue, 2, Qt.SolidLine))
+            qp.setBrush(QColor(0, 0, 0, 0))  # 设置画刷颜色透明
+            path.addRect(100, 200, 200, 100)
+            qp.drawPath(path)