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TRadioButtonDemo 项目分析

项目信息

文件结构

TRadioButtonDemo/
├── Extractor_Icon.ico
├── Project1.py
├── Project1.xml
├── Unit1.py
├── Unit1.pydfm
├── Unit1.sct
├── Unit1.sfm

主程序文件: Project1.py

from glcl import *
from Unit1 import *

def main():
    Application.Initialize()
    Application.Title = 'Project1'
    Application.MainFormOnTaskbar = True
    Application.Icon.LoadFromFile(os.path.join(os.path.dirname(os.path.abspath(__file__)), "Extractor_Icon.ico"))
    MainForm = Form1(Application)
    MainForm.Show()
    FreeConsole()
    Application.Run()
    MainForm.Free()

if __name__ == '__main__':
    main()

单元文件: Unit1.py

import os
from glcl import *

class Form1(Form):

    def __init__(self, owner):
        self.RadioButton2 = RadioButton(self)
        self.RadioButton1 = RadioButton(self)
        self.LoadProps(os.path.join(os.path.dirname(os.path.abspath(__file__)), "Unit1.pydfm"))
        #self.RadioButton2.OnClick = self.RadioButton2Click
        #self.RadioButton1.OnClick = self.RadioButton1Click
        # 也可以手动指定RadioButton1和RadioButton2的OnClick事件
        self.RadioButton2.OnClick = self.radio_button_click
        self.RadioButton1.OnClick = self.radio_button_click

        # 设置窗口的标题
        self.Caption = "TRadioButton 示例"

        # 创建一个单选按钮组
        self.radio_button1 = RadioButton(self)
        self.radio_button2 = RadioButton(self)
        self.radio_button3 = RadioButton(self)

        # 设置第一个单选按钮的位置和大小
        self.radio_button1.Left = 50
        self.radio_button1.Top = 100
        self.radio_button1.Width = 200
        self.radio_button1.Height = 30
        self.radio_button1.Parent = self
        self.radio_button1.Caption = "选项 1"
        self.radio_button1.OnClick = self.radio_button_click

        # 设置第二个单选按钮的位置和大小
        self.radio_button2.Left = 50
        self.radio_button2.Top = 150
        self.radio_button2.Width = 200
        self.radio_button2.Height = 30
        self.radio_button2.Parent = self
        self.radio_button2.Caption = "选项 2"
        self.radio_button2.OnClick = self.radio_button_click

        # 设置第三个单选按钮的位置和大小
        self.radio_button3.Left = 50
        self.radio_button3.Top = 200
        self.radio_button3.Width = 200
        self.radio_button3.Height = 30
        self.radio_button3.Parent = self
        self.radio_button3.Caption = "选项 3"
        self.radio_button3.OnClick = self.radio_button_click

    # 事件处理程序方法
    def radio_button_click(self, Sender):
        if Sender == self.radio_button1:
            print("选择了选项 1")
        elif Sender == self.radio_button2:
            print("选择了选项 2")
        elif Sender == self.radio_button3:
            print("选择了选项 3")
        elif Sender == self.RadioButton1:
            print('手动指定的Apple')
        elif Sender == self.RadioButton2:
            print('手动指定的Orange')

    def RadioButton1Click(self, Sender):
        print('自动生成的Apple')

    def RadioButton2Click(self, Sender):
        print('自动生成的Orange')

设计文件: Unit1.sct

def RadioButton1Click(Sender): 
def RadioButton2Click(Sender):

设计文件: Unit1.sfm

object Form1: TForm
  Left = 0
  Top = 0
  Caption = 'Form1'
  ClientHeight = 306
  ClientWidth = 434
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -15
  Font.Name = 'Segoe UI'
  Font.Style = []
  TextHeight = 20
  object RadioButton1: TRadioButton
    Left = 32
    Top = 24
    Width = 113
    Height = 17
    Caption = 'Apple'
    TabOrder = 0
    OnClick = RadioButton1Click
  end
  object RadioButton2: TRadioButton
    Left = 240
    Top = 24
    Width = 113
    Height = 17
    Caption = 'Orange'
    TabOrder = 1
    OnClick = RadioButton2Click
  end
end

其他文件

  • Extractor_Icon.ico
  • Project1.xml

详细分析

功能概述

按钮组件演示

使用的组件

  • Form1 (TForm)
  • RadioButton1 (TRadioButton)
  • RadioButton2 (TRadioButton)

技术特点

  • 包含3个GUI组件
  • 定义7个事件处理

窗体属性

  • caption: Orange
  • height: 306
  • width: 434

代码分析

导入的模块: - import os - from glcl import *

定义的类: - Form1

定义的方法: - init - radio_button_click - RadioButton1Click - RadioButton2Click

事件绑定: - #self.RadioButton2.OnClick = self.RadioButton2Click - #self.RadioButton1.OnClick = self.RadioButton1Click - self.RadioButton2.OnClick = self.radio_button_click - self.RadioButton1.OnClick = self.radio_button_click - self.radio_button1.OnClick = self.radio_button_click - self.radio_button2.OnClick = self.radio_button_click - self.radio_button3.OnClick = self.radio_button_click