最大化缩放

//界面初始化

private void frmTemp_Load(object sender, EventArgs e)

{

//全屏显示

Rectangle ScreenArea = System.Windows.Forms.Screen.GetWorkingArea(this);

//设置水平伸缩比例

dbScaleX = ScreenArea.Width /Convert.ToDouble(this.Width);

//设置垂直伸缩比例

dbScaleY = ScreenArea.Height /Convert.ToDouble(this.Height);

this.Width = ScreenArea.Width;

this.Height = ScreenArea.Height;

//窗体的位置由 Location 属性确定。

this.StartPosition = FormStartPosition.Manual;

this.Location = new Point(0, 0);

this.MaximizeBox = false;

this.MinimizeBox = false;

controlsDfsToResize(frmMain.Instance.Controls,dbScaleX,dbScaleY);

}

/// <summary>

/// 对form中的控件进行深度优先遍历，

/// 随着Form的大小调整子控件的大小及位置

/// </summary>

/// <param name="controls"></param>

private static void controlsDfsToResize(Control.ControlCollection controls, double dbScaleX,double dbScaleY)

{

foreach (Control ctrl in controls)

{

ctrl.Left = (int)(Convert.ToDouble(ctrl.Left) * dbScaleX);

ctrl.Top = (int)(Convert.ToDouble(ctrl.Top) * dbScaleY);

ctrl.Width = (int)(Convert.ToDouble(ctrl.Width) * dbScaleX);

ctrl.Height = (int)(Convert.ToDouble(ctrl.Height) * dbScaleY);


//如果控件是Datagridview，则缩放列的行宽

if (ctrl.GetType().Equals(typeof(DataGridView)))

{

DataGridView dgv = (DataGridView)ctrl;

foreach (DataGridViewColumn col in dgv.Columns)

{

col.Width = Convert.ToInt32(col.Width * dbScaleX);

}

}

if (ctrl.Controls.Count > 0)

{

controlsDfsToResize(ctrl.Controls, dbScaleX, dbScaleY);

}

}

}


2.不可移动

/// <summary>

/// 欺骗窗体，让窗体认为点击的为非窗体区域，从而实现不可移动（有BUG，所以需要下面的函数）

/// </summary>

/// <param name="m"></param>

protected override void WndProc(ref Message m)

{

if(m.Msg == 0x00A1 && m.WParam.ToInt32() == 2)

{

m.Msg = 0x0201;

m.LParam = IntPtr.Zero;

}

base.WndProc(ref m);

}

/// <summary>

/// 不让窗体移动

/// </summary>

/// <param name="sender"></param>

/// <param name="e"></param>

private void frmMain_Move(object sender, EventArgs e)

{

this.Location = new Point(0,0);

}