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wiki:csharp:winform-ng-zsh-ctds-winform-kj

能够自适应窗体大小的WinForm 控件

//窗体初始化
public frmAutoSketch()
{
InitializeComponent();
//在窗体中放一个容器(例如:Panel),并且将容器的Dock属性设置为Fill。窗体中其他控件都放在这个容器中。
    this.panel_AutoSketch.Dock = DockStyle.Fill;
    GetAllInitInfo(this.panel_AutoSketch);
    this.SizeChanged += frmSketchFormcs_SizeChanged;
}
//窗体大小更改时更新空间大小
void frmSketchFormcs_SizeChanged(object sender, EventArgs e)
{
    if (controlInfo.Count > 0)
    {
        ControlsChangeInit(this.Controls[0]);
        ControlsChange(this.Controls[0]);
    }
}
#region 控件缩放
double formWidth;//窗体原始宽度
double formHeight;//窗体原始高度
double scaleX;//水平缩放比例
double scaleY;//垂直缩放比例
Dictionary<string, string> controlInfo = new Dictionary<string, string>();//控件中心Left,Top,控件Width,控件Height,控件字体Size
/// <summary>
/// 获取所有原始数据
/// </summary>
private void GetAllInitInfo(Control CrlContainer)
{
    if (CrlContainer.Parent == this)
    {
        formWidth = Convert.ToDouble(CrlContainer.Width);
        formHeight = Convert.ToDouble(CrlContainer.Height);
    }
    foreach (Control item in CrlContainer.Controls)
    {
        if (item.Name.Trim() != "")
            controlInfo.Add(item.Name, (item.Left + item.Width / 2) + "," + (item.Top + item.Height / 2) + "," + item.Width + "," + item.Height + "," + item.Font.Size);
        if ((item as UserControl) == null && item.Controls.Count > 0)
            GetAllInitInfo(item);
    }
}
private void ControlsChangeInit(Control CrlContainer)
{
    scaleX = (Convert.ToDouble(CrlContainer.Width) / formWidth);
    scaleY = (Convert.ToDouble(CrlContainer.Height) / formHeight);
}
private void ControlsChange(Control CrlContainer)
{
    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
    foreach (Control item in CrlContainer.Controls)
    {
        if (item.Name.Trim() != "")
        {
            if ((item as UserControl) == null && item.Controls.Count > 0)
                ControlsChange(item);
            string[] strs = controlInfo[item.Name].Split(',');
            for (int j = 0; j < 5; j++)
            {
                pos[j] = Convert.ToDouble(strs[j]);
            }
            double itemWidth = pos[2] * scaleX;
            double itemHeight = pos[3] * scaleY;
            item.Left = Convert.ToInt32(pos[0] * scaleX - itemWidth / 2);
            item.Top = Convert.ToInt32(pos[1] * scaleY - itemHeight / 2);
            item.Width = Convert.ToInt32(itemWidth);
            item.Height = Convert.ToInt32(itemHeight);
            item.Font = new Font(item.Font.Name, float.Parse((pos[4] * Math.Min(scaleX, scaleY)).ToString()));
        }
    }
}
#endregion
wiki/csharp/winform-ng-zsh-ctds-winform-kj.txt · 最后更改: 2018/02/03 20:42 (外部编辑)