358 lines
11 KiB
Python
358 lines
11 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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PANDA3D GUI功能测试示例
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展示DirectGUI系统的各种组件使用方法
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"""
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import sys
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from direct.showbase.ShowBase import ShowBase
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from direct.gui.DirectGui import *
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from direct.gui.OnscreenText import OnscreenText
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from direct.gui.OnscreenImage import OnscreenImage
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from panda3d.core import *
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class GUITestApp(ShowBase):
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def __init__(self):
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ShowBase.__init__(self)
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# 设置窗口标题
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wp = WindowProperties()
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wp.setTitle("PANDA3D GUI功能测试")
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self.win.requestProperties(wp)
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# 设置背景颜色
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self.setBackgroundColor(0.2, 0.3, 0.5)
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# 尝试加载中文字体
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self.chinese_font = self.loadChineseFont()
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# 创建标题文本
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self.title = OnscreenText(
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text="PANDA3D DirectGUI 组件示例",
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pos=(0, 0.9),
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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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font=self.chinese_font if self.chinese_font else None
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)
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# 创建各种GUI组件
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self.createButtons()
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self.createLabels()
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self.createEntries()
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self.createSliders()
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self.createCheckboxes()
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self.createRadioButtons()
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self.createScrolledFrame()
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self.createOptionMenu()
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# 状态显示文本
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self.statusText = OnscreenText(
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text="状态: 准备就绪",
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pos=(-1.2, -0.9),
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scale=0.05,
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fg=(0, 1, 0, 1),
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align=TextNode.ALeft
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)
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print("GUI测试应用启动成功!")
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print(f"中文字体加载状态: {'成功' if self.chinese_font else '失败，使用默认字体'}")
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print("尝试点击各种GUI组件来测试功能")
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def loadChineseFont(self):
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"""尝试加载中文字体"""
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import os
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font_paths = [
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'/usr/share/fonts/truetype/wqy/wqy-microhei.ttc',
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'/usr/share/fonts/truetype/wqy/wqy-zenhei.ttc',
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'/usr/share/fonts/truetype/arphic/ukai.ttc',
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'/usr/share/fonts/truetype/arphic/uming.ttc',
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]
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for font_path in font_paths:
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if os.path.exists(font_path):
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try:
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font = self.loader.loadFont(font_path)
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if font:
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return font
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except:
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continue
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return None
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def createButtons(self):
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"""创建按钮组件"""
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# 普通按钮
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self.button1 = DirectButton(
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text="普通按钮",
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pos=(-0.8, 0, 0.6),
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scale=0.06,
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command=self.onButton1Click,
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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# 带图像的按钮
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self.button2 = DirectButton(
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text="彩色按钮",
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pos=(-0.4, 0, 0.6),
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scale=0.06,
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command=self.onButton2Click,
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frameColor=(0.2, 0.8, 0.2, 1),
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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# 退出按钮
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self.exitButton = DirectButton(
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text="退出程序",
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pos=(0.8, 0, 0.6),
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scale=0.06,
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command=self.exitApp,
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frameColor=(0.8, 0.2, 0.2, 1),
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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def createLabels(self):
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"""创建标签组件"""
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self.label1 = DirectLabel(
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text="这是一个标签",
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pos=(-0.8, 0, 0.4),
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scale=0.05,
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frameColor=(0, 0, 0, 0), # 透明背景
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text_fg=(1, 1, 0, 1),
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text_font=self.chinese_font if self.chinese_font else None
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)
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self.label2 = DirectLabel(
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text="带背景的标签",
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pos=(-0.4, 0, 0.4),
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scale=0.05,
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frameColor=(0.3, 0.3, 0.7, 0.8),
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text_fg=(1, 1, 1, 1),
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text_font=self.chinese_font if self.chinese_font else None
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)
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def createEntries(self):
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"""创建文本输入框"""
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# 普通输入框
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self.entry1 = DirectEntry(
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text="",
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pos=(-0.8, 0, 0.2),
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scale=0.05,
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command=self.onEntry1Submit,
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initialText="在这里输入文本...",
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numLines=1,
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focus=0,
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width=12
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)
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# 密码输入框
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self.entry2 = DirectEntry(
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text="",
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pos=(-0.4, 0, 0.2),
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scale=0.05,
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command=self.onEntry2Submit,
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initialText="密码输入框",
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numLines=1,
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focus=0,
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width=12,
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obscured=1 # 密码模式
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)
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def createSliders(self):
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"""创建滑块组件"""
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# 水平滑块
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self.slider1 = DirectSlider(
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range=(0, 100),
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value=50,
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pos=(0.2, 0, 0.4),
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scale=0.4,
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command=self.onSlider1Change,
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orientation=DGG.HORIZONTAL
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)
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# 垂直滑块
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self.slider2 = DirectSlider(
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range=(0, 100),
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value=25,
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pos=(0.6, 0, 0.2),
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scale=0.3,
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command=self.onSlider2Change,
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orientation=DGG.VERTICAL
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)
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# 滑块值显示
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self.sliderValueText = OnscreenText(
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text="滑块值: H=50, V=25",
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pos=(0.4, 0.1),
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scale=0.04,
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fg=(1, 1, 1, 1),
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font=self.chinese_font if self.chinese_font else None
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)
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def createCheckboxes(self):
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"""创建复选框"""
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self.checkbox1 = DirectCheckButton(
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text="选项 1",
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pos=(-0.8, 0, 0),
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scale=0.05,
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command=self.onCheckbox1Toggle,
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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self.checkbox2 = DirectCheckButton(
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text="选项 2",
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pos=(-0.4, 0, 0),
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scale=0.05,
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command=self.onCheckbox2Toggle,
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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def createRadioButtons(self):
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"""创建单选按钮组"""
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self.radioButtons = []
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self.radioVar = [0] # 用列表来存储选中的索引
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for i in range(3):
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radio = DirectRadioButton(
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text=f"单选 {i+1}",
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pos=(-0.8 + i*0.2, 0, -0.2),
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scale=0.05,
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variable=self.radioVar,
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value=[i],
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command=self.onRadioButtonSelect,
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extraArgs=[i], # 添加额外参数
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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self.radioButtons.append(radio)
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def createScrolledFrame(self):
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"""创建滚动框架"""
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# 创建滚动框架
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self.scrollFrame = DirectScrolledFrame(
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frameSize=(-0.5, 0.5, -0.3, 0.3),
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canvasSize=(-0.5, 0.5, -1, 1),
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pos=(0.2, 0, -0.2),
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frameColor=(0.2, 0.2, 0.2, 0.8),
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scrollBarWidth=0.04,
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verticalScroll_relief=DGG.SUNKEN,
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horizontalScroll_relief=DGG.SUNKEN
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)
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# 在滚动框架中添加内容
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for i in range(10):
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label = DirectLabel(
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text=f"滚动项目 {i+1}",
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pos=(0, 0, 0.8 - i*0.15),
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scale=0.04,
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parent=self.scrollFrame.getCanvas(),
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frameColor=(0, 0, 0, 0),
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text_fg=(1, 1, 1, 1),
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text_font=self.chinese_font if self.chinese_font else None
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)
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def createOptionMenu(self):
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"""创建选项菜单"""
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items = ["选项A", "选项B", "选项C", "选项D"]
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self.optionMenu = DirectOptionMenu(
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text="选择选项",
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pos=(0.6, 0, 0),
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scale=0.05,
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items=items,
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initialitem=0,
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command=self.onOptionMenuSelect,
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rolloverSound=None,
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clickSound=None,
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text_font=self.chinese_font if self.chinese_font else None
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)
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# 事件处理函数
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def onButton1Click(self):
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"""按钮1点击事件"""
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self.updateStatus("普通按钮被点击!")
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print("普通按钮被点击")
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def onButton2Click(self):
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"""按钮2点击事件"""
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self.updateStatus("彩色按钮被点击!")
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print("彩色按钮被点击")
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def onEntry1Submit(self, text):
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"""文本输入框提交事件"""
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self.updateStatus(f"输入的文本: {text}")
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print(f"输入的文本: {text}")
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def onEntry2Submit(self, text):
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"""密码输入框提交事件"""
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self.updateStatus(f"输入的密码长度: {len(text)}")
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print(f"输入的密码: {text}")
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def onSlider1Change(self):
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"""水平滑块变化事件"""
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value = self.slider1['value']
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self.updateSliderValues()
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print(f"水平滑块值: {value}")
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def onSlider2Change(self):
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"""垂直滑块变化事件"""
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value = self.slider2['value']
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self.updateSliderValues()
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print(f"垂直滑块值: {value}")
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def updateSliderValues(self):
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"""更新滑块值显示"""
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h_val = int(self.slider1['value'])
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v_val = int(self.slider2['value'])
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self.sliderValueText.setText(f"滑块值: H={h_val}, V={v_val}")
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def onCheckbox1Toggle(self, status):
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"""复选框1切换事件"""
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state = "选中" if status else "未选中"
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self.updateStatus(f"复选框1: {state}")
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print(f"复选框1: {state}")
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def onCheckbox2Toggle(self, status):
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"""复选框2切换事件"""
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state = "选中" if status else "未选中"
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self.updateStatus(f"复选框2: {state}")
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print(f"复选框2: {state}")
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def onRadioButtonSelect(self, index, status):
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"""单选按钮选择事件"""
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if status:
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self.updateStatus(f"选中单选按钮: {index + 1}")
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print(f"选中单选按钮: {index + 1}")
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def onOptionMenuSelect(self, arg):
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"""选项菜单选择事件"""
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self.updateStatus(f"选择了: {arg}")
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print(f"选择了选项: {arg}")
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def updateStatus(self, message):
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"""更新状态显示"""
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self.statusText.setText(f"状态: {message}")
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def exitApp(self):
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"""退出应用程序"""
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print("正在退出程序...")
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self.userExit()
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if __name__ == "__main__":
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try:
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app = GUITestApp()
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app.run()
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except Exception as e:
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print(f"程序运行出错: {e}")
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sys.exit(1) |