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66 lines
2.1 KiB
66 lines
2.1 KiB
#!/usr/bin/env python3
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"""
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测试字体颜色功能的简单脚本
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"""
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import sys
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import os
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sys.path.append(os.path.join(os.path.dirname(__file__), 'src'))
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from PyQt5.QtWidgets import QApplication, QTextEdit, QPushButton, QVBoxLayout, QWidget, QColorDialog
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from PyQt5.QtGui import QColor, QTextCharFormat, QTextCursor
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from PyQt5.QtCore import Qt
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def test_color_function():
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"""测试字体颜色功能"""
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app = QApplication(sys.argv)
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# 创建主窗口
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window = QWidget()
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window.setWindowTitle("字体颜色测试")
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window.setGeometry(100, 100, 400, 300)
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# 创建文本编辑器
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text_edit = QTextEdit()
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text_edit.setPlainText("这是一段测试文本。请选择这段文字并点击颜色按钮来更改颜色。")
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# 创建颜色按钮
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color_btn = QPushButton("选择颜色")
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def change_color():
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"""更改字体颜色"""
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color = QColorDialog.getColor(Qt.black, window, "选择字体颜色")
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if color.isValid():
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cursor = text_edit.textCursor()
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if cursor.hasSelection():
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# 如果有选中文本，只更改选中文本的颜色
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fmt = cursor.charFormat()
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fmt.setForeground(color)
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cursor.setCharFormat(fmt)
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print(f"已更改选中文本颜色为: {color.name()}")
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else:
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# 如果没有选中文本，更改整个文档的默认颜色
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text_edit.setTextColor(color)
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print(f"已更改默认文本颜色为: {color.name()}")
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color_btn.clicked.connect(change_color)
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# 布局
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layout = QVBoxLayout()
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layout.addWidget(text_edit)
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layout.addWidget(color_btn)
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window.setLayout(layout)
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window.show()
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print("字体颜色测试窗口已打开")
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print("操作说明:")
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print("1. 在文本编辑器中选择一些文字")
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print("2. 点击'选择颜色'按钮")
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print("3. 选择颜色并确认")
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print("4. 观察选中文本的颜色是否改变")
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sys.exit(app.exec_())
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if __name__ == "__main__":
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test_color_function() |