TSpinButtonDemo 项目分析

项目信息

• 项目名称: TSpinButtonDemo
• 下载链接: TSpinButtonDemo.rar
• 分析时间: 2026-03-05

文件结构

TSpinButtonDemo/
├── 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.Edit1 = Edit(self)
        self.SpinButton1 = SpinButton(self)
        self.LoadProps(os.path.join(os.path.dirname(os.path.abspath(__file__)), "Unit1.pydfm"))
        self.SpinButton1.OnUpClick = self.SpinButton1UpClick
        self.SpinButton1.OnDownClick = self.SpinButton1DownClick

        # 创建一个TEdit控件，用于显示当前数值
        self.value_edit = Edit(self)
        self.value_edit.Parent = self   # 设置父控件为窗体
        self.value_edit.Left = 50       # 设置左边距离
        self.value_edit.Top = 50        # 设置顶部距离
        self.value_edit.Width = 200     # 设置宽度
        self.value_edit.Text = '0'      # 设置文本

        # 创建一个TSpinButton控件
        self.spin_button = SpinButton(self)
        self.spin_button.Parent = self  # 设置父控件为窗体
        self.spin_button.Left = 250     # 设置左边距离
        self.spin_button.Top = 50       # 设置顶部距离
        self.spin_button.Height = 35   # 设置高度

        # 绑定点击事件
        self.spin_button.OnUpClick = self.spin_up_click
        self.spin_button.OnDownClick = self.spin_down_click

    # 增加值的方法
    def spin_up_click(self, Sender):
        self.update_value(1)

    # 减少值的方法
    def spin_down_click(self, Sender):
        self.update_value(-1)

    # 更新文本框中的值
    def update_value(self, delta):
        try:
            current_value = int(self.value_edit.Text)
            current_value += delta
            self.value_edit.Text = str(current_value)
        except ValueError:
            pass

    def SpinButton1DownClick(self, Sender):
        current_value = int(self.Edit1.Text)
        current_value -= 1
        self.Edit1.Text = str(current_value)

    def SpinButton1UpClick(self, Sender):
        current_value = int(self.Edit1.Text)
        current_value += 1
        self.Edit1.Text = str(current_value)

设计文件: Unit1.sct

def SpinButton1DownClick(Sender): 
def SpinButton1UpClick(Sender): 

设计文件: Unit1.sfm

object Form1: TForm
  Left = 0
  Top = 0
  Caption = 'Form1'
  ClientHeight = 205
  ClientWidth = 382
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -15
  Font.Name = 'Segoe UI'
  Font.Style = []
  TextHeight = 20
  object SpinButton1: TSpinButton
    Left = 144
    Top = 125
    Width = 31
    Height = 28
    DownGlyph.Data = {
      0E010000424D0E01000000000000360000002800000009000000060000000100
      200000000000D800000000000000000000000000000000000000008080000080
      8000008080000080800000808000008080000080800000808000008080000080
      8000008080000080800000808000000000000080800000808000008080000080
      8000008080000080800000808000000000000000000000000000008080000080
      8000008080000080800000808000000000000000000000000000000000000000
      0000008080000080800000808000000000000000000000000000000000000000
      0000000000000000000000808000008080000080800000808000008080000080
      800000808000008080000080800000808000}
    TabOrder = 0
    UpGlyph.Data = {
      0E010000424D0E01000000000000360000002800000009000000060000000100
      200000000000D800000000000000000000000000000000000000008080000080
      8000008080000080800000808000008080000080800000808000008080000080
      8000000000000000000000000000000000000000000000000000000000000080
      8000008080000080800000000000000000000000000000000000000000000080
      8000008080000080800000808000008080000000000000000000000000000080
      8000008080000080800000808000008080000080800000808000000000000080
      8000008080000080800000808000008080000080800000808000008080000080
      800000808000008080000080800000808000}
    OnDownClick = SpinButton1DownClick
    OnUpClick = SpinButton1UpClick
  end
  object Edit1: TEdit
    Left = 24
    Top = 125
    Width = 121
    Height = 28
    TabOrder = 1
    Text = '0'
  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)
• SpinButton1 (TSpinButton)
• Edit1 (TEdit)

技术特点

• 包含3个GUI组件
• 定义0个事件处理

窗体属性

• caption: Form1
• height: 205
• width: 382

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 - spin_up_click - spin_down_click - update_value - SpinButton1DownClick - SpinButton1UpClick

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