119 lines
5.2 KiB
C#
119 lines
5.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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//using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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using System.Drawing.Drawing2D;
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namespace Webview2WinFormsApp
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{
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class AutoAdaptWindowsSize //窗口缩放对象
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{
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double formOriginalWidth;//窗体高度原始宽度
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double formOriginalHeight;//窗体原始
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double scaleX;//水平缩放比例
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double scaleY;//垂直缩放比例
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readonly Dictionary<string, string> ControlsInfo = new Dictionary<string, string>();//控件中心Left,Top,控件Width,控件Height,控件字体Size
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private Form _form;
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Panel Win_Panel1 = new Panel();
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public AutoAdaptWindowsSize(Form form)
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{
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_form = form;
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//代码生成一个容器panel1，添加至窗体
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_form.Controls.Add(Win_Panel1);
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Win_Panel1.BorderStyle = BorderStyle.None; //容器border样式
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Win_Panel1.Dock = DockStyle.Fill; //设置填充，下面添加控件至容器完成后，容器会填充窗口
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Win_Panel1.BackColor = Color.Transparent; // 这里默认的背景颜色是form的背景颜色，如果form页面时图片，需要将这里的颜色设置成透明，否则会被覆盖。
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//将窗体所有控件添加至panel1
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while (_form.Controls[0].Name.Trim() != "")
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{
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foreach (Control item in _form.Controls)
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{
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if (item.Name.Trim() != "" && item.Name.Trim() != Win_Panel1.Name.Trim())
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{
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Win_Panel1.Controls.Add(item);
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}
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}
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}
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//保存窗体和控件初始大小
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InitControlsInfo(Win_Panel1);
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}
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public void InitControlsInfo(Control ctrlContainer)
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{
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if (ctrlContainer.Parent == _form)//获取窗体的高度和宽度
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{
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formOriginalWidth = Convert.ToDouble(ctrlContainer.Width);
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formOriginalHeight = Convert.ToDouble(ctrlContainer.Height);
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}
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foreach (Control item in ctrlContainer.Controls)
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{
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if (item.Name.Trim() != "")
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{
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//添加信息：键值：控件名，内容：据左边距离，距顶部距离，控件宽度，控件高度，控件字体。
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ControlsInfo.Add(item.Name, (item.Left + item.Width / 2) + "," + (item.Top + item.Height / 2) + "," + item.Width + "," + item.Height + "," + item.Font.Size);
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}
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if ((item as UserControl) == null && item.Controls.Count > 0)
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{
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InitControlsInfo(item);
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}
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}
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}
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public void FormSizeChanged()
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{
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try
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{
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if (ControlsInfo.Count > 0)//如果字典中有数据，即窗体改变
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{
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ControlsZoomScale(Win_Panel1);//表示pannel控件
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ControlsChange(Win_Panel1);
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}
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}
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catch { }
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}
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private void ControlsZoomScale(Control ctrlContainer)
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{
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scaleX = (Convert.ToDouble(ctrlContainer.Width) / formOriginalWidth);
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scaleY = (Convert.ToDouble(ctrlContainer.Height) / formOriginalHeight);
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}
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// 改变控件大小
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private void ControlsChange(Control ctrlContainer)
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{
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double[] pos = new double[5];//pos数组保存当前控件中心Left,Top,控件Width,控件Height,控件字体Size
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foreach (Control item in ctrlContainer.Controls)//遍历控件
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{
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if (item.Name.Trim() != "")//如果控件名不是空，则执行
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{
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if ((item as UserControl) == null && item.Controls.Count > 0)//如果不是自定义控件
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{
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ControlsChange(item);//循环执行
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}
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string[] strs = ControlsInfo[item.Name].Split(',');//从字典中查出的数据，以‘，’分割成字符串组
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for (int i = 0; i < 5; i++)
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{
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pos[i] = Convert.ToDouble(strs[i]);//添加到临时数组
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}
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double itemWidth = pos[2] * scaleX; //计算控件宽度，double类型
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double itemHeight = pos[3] * scaleY; //计算控件高度
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item.Left = Convert.ToInt32(pos[0] * scaleX - itemWidth / 2);//计算控件距离左边距离
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item.Top = Convert.ToInt32(pos[1] * scaleY - itemHeight / 2);//计算控件距离顶部距离
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item.Width = Convert.ToInt32(itemWidth);//控件宽度，int类型
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item.Height = Convert.ToInt32(itemHeight);//控件高度
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if (float.Parse((pos[4] * Math.Min(scaleX, scaleY)).ToString()) != 0) //缩放字体大小不能为0
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{ item.Font = new Font(item.Font.Name, float.Parse((pos[4] * Math.Min(scaleX, scaleY)).ToString())); } //字体
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}
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}
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}
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}
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} |