259 lines
9.3 KiB
Python
259 lines
9.3 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Qt环境GUI事件修复测试
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解决Qt集成环境中DirectGUI事件处理问题
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"""
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import warnings
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warnings.filterwarnings("ignore", category=DeprecationWarning)
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import sys
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from PyQt5.QtWidgets import QApplication, QMainWindow, QVBoxLayout, QWidget, QLabel
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from PyQt5.QtCore import Qt
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from PyQt5.QtGui import QMouseEvent
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from QMeta3D.QMeta3DWidget import QMeta3DWidget
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from QMeta3D.Meta3DWorld import Meta3DWorld
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from direct.gui.DirectGui import *
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from direct.gui.OnscreenText import OnscreenText
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from panda3d.core import *
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class QtGUIFixWorld(Meta3DWorld):
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def __init__(self):
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super().__init__()
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print("=== Qt GUI事件修复测试 ===")
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self.setBackgroundColor(0.2, 0.2, 0.3)
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# 检查环境
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print(f"窗口类型: {type(self.win)}")
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print(f"图形引擎: {self.graphicsEngine}")
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# 延迟创建GUI
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self.taskMgr.doMethodLater(0.5, self.createTestGUI, "create-gui")
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# 保存GUI元素引用用于事件处理
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self.gui_elements = []
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def createTestGUI(self, task=None):
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"""创建测试GUI"""
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print("\n--- 创建Qt环境GUI ---")
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# 方法1: 标准DirectGUI创建
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try:
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self.title = OnscreenText(
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text="Qt环境GUI测试",
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pos=(0, 0.8),
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scale=0.08,
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fg=(1, 1, 1, 1),
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align=TextNode.ACenter
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)
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print(f"✓ 标题创建成功: {self.title}")
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except Exception as e:
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print(f"❌ 标题创建失败: {str(e)}")
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# 测试按钮1 - 标准创建
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try:
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self.button1 = DirectButton(
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text="标准按钮",
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pos=(0, 0, 0.4),
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scale=0.1,
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frameColor=(0, 1, 0, 1),
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command=self.onButton1Click
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)
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self.gui_elements.append(('button1', self.button1))
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print(f"✓ 标准按钮创建成功: {self.button1}")
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except Exception as e:
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print(f"❌ 标准按钮创建失败: {str(e)}")
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# 测试按钮2 - 手动事件处理
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try:
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self.button2 = DirectButton(
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text="修复按钮",
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pos=(0, 0, 0.1),
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scale=0.1,
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frameColor=(1, 0, 0, 1),
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command=self.onButton2Click
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)
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# 手动设置事件处理
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self.setupManualEvents(self.button2)
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self.gui_elements.append(('button2', self.button2))
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print(f"✓ 修复按钮创建成功: {self.button2}")
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except Exception as e:
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print(f"❌ 修复按钮创建失败: {str(e)}")
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# 测试按钮3 - 自定义点击检测
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try:
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self.button3 = DirectButton(
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text="自检按钮",
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pos=(0, 0, -0.2),
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scale=0.1,
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frameColor=(0, 0, 1, 1),
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# 不设置command，使用自定义检测
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)
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self.gui_elements.append(('button3', self.button3))
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print(f"✓ 自检按钮创建成功: {self.button3}")
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# 启动自定义点击检测
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self.taskMgr.add(self.checkButtonClicks, "check-clicks")
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except Exception as e:
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print(f"❌ 自检按钮创建失败: {str(e)}")
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return task.done if task else None
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def setupManualEvents(self, button):
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"""为按钮设置手动事件处理"""
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try:
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# 获取按钮的PGItem
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if hasattr(button, 'guiItem'):
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pgItem = button.guiItem
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# 强制启用事件
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pgItem.setActive(True)
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print(f" 手动启用按钮事件: {pgItem}")
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except Exception as e:
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print(f" 手动事件设置失败: {str(e)}")
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def checkButtonClicks(self, task):
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"""自定义按钮点击检测"""
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# 检查鼠标状态
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if hasattr(self, 'mouseWatcherNode') and self.mouseWatcherNode.hasMouse():
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# 获取鼠标位置
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mouseX = self.mouseWatcherNode.getMouseX()
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mouseY = self.mouseWatcherNode.getMouseY()
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# 检查是否在button3范围内
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if hasattr(self, 'button3'):
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buttonPos = self.button3.getPos()
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buttonScale = self.button3.getScale()
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# 简单的边界检测
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if (abs(mouseX - buttonPos.getX()) < buttonScale.getX() * 0.5 and
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abs(mouseY - buttonPos.getZ()) < buttonScale.getZ() * 0.5):
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# 检查是否有鼠标点击
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if self.mouseWatcherNode.isButtonDown('button1'):
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self.onButton3Click()
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# 防止重复触发
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return task.pause(0.5)
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return task.cont
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def onButton1Click(self):
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"""标准按钮点击"""
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print("🟢 标准按钮被点击！")
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def onButton2Click(self):
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"""修复按钮点击"""
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print("🔴 修复按钮被点击！")
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def onButton3Click(self):
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"""自检按钮点击"""
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print("🔵 自检按钮被点击！")
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def handleQtMouseEvent(self, event):
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"""处理Qt鼠标事件"""
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try:
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# 将Qt事件转换为Panda3D坐标
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if hasattr(self, 'win'):
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winX = event.x()
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winY = event.y()
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winWidth = self.win.getXSize()
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winHeight = self.win.getYSize()
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# 转换为归一化坐标 (-1 到 1)
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normalizedX = (winX / winWidth) * 2.0 - 1.0
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normalizedY = 1.0 - (winY / winHeight) * 2.0
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print(f"Qt鼠标事件: ({winX}, {winY}) -> 归一化: ({normalizedX:.3f}, {normalizedY:.3f})")
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# 手动检查GUI元素
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for name, element in self.gui_elements:
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if hasattr(element, 'getPos'):
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elemPos = element.getPos()
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elemScale = element.getScale()
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# 简单边界检测
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if (abs(normalizedX - elemPos.getX()) < elemScale.getX() * 0.5 and
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abs(normalizedY - elemPos.getZ()) < elemScale.getZ() * 0.5):
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print(f" 点击在 {name} 范围内！")
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# 手动触发回调
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if name == 'button1':
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self.onButton1Click()
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elif name == 'button2':
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self.onButton2Click()
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elif name == 'button3':
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self.onButton3Click()
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return True
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except Exception as e:
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print(f"Qt事件处理失败: {str(e)}")
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return False
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class CustomQMeta3DWidget(QMeta3DWidget):
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"""自定义QPanda3DWidget，支持事件转发"""
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def __init__(self, world, parent=None):
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super().__init__(world, parent)
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self.world = world
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print("自定义QPanda3D部件初始化")
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def mousePressEvent(self, event):
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"""重写鼠标按下事件"""
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print(f"\n=== Qt鼠标按下事件 ===")
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print(f"位置: ({event.x()}, {event.y()})")
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print(f"按钮: {event.button()}")
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# 尝试让世界处理事件
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if hasattr(self.world, 'handleQtMouseEvent'):
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handled = self.world.handleQtMouseEvent(event)
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if handled:
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print("事件已被世界处理")
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return
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# 调用父类方法
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super().mousePressEvent(event)
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def main():
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print("启动Qt环境GUI事件修复测试...")
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app = QApplication(sys.argv)
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# 创建主窗口
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mainWindow = QMainWindow()
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mainWindow.setWindowTitle("Qt GUI事件修复测试")
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mainWindow.setGeometry(100, 100, 800, 600)
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# 创建布局
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centralWidget = QWidget()
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layout = QVBoxLayout(centralWidget)
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# 添加说明
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label = QLabel("Qt环境DirectGUI事件修复测试")
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label.setAlignment(Qt.AlignCenter)
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label.setStyleSheet("background-color: lightgreen; padding: 10px;")
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layout.addWidget(label)
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# 创建世界
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world = QtGUIFixWorld()
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# 创建自定义Panda3D部件
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pandaWidget = CustomQMeta3DWidget(world)
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layout.addWidget(pandaWidget)
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mainWindow.setCentralWidget(centralWidget)
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mainWindow.show()
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print("\n测试说明:")
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print("绿色按钮: 标准DirectGUI事件处理")
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print("红色按钮: 手动事件修复")
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print("蓝色按钮: 自定义点击检测")
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print("查看控制台输出了解事件处理情况")
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return app.exec_()
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if __name__ == "__main__":
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main() |