C#winform如何最小化主窗口

2024-12-29 16:31:17
推荐回答(5个)
回答(1):

1、首先输入代码:#region 私有方法 处理窗体的 显示 隐藏 关闭(退出)

private void ExitMainForm()

{

if (MessageBox.Show("您确定要退出化验数据接收程序吗?", "确认退出", 

MessageBoxButtons.OKCancel, MessageBoxIcon.Question, 

MessageBoxDefaultButton.Button2) == DialogResult.OK)

{


this.notifyIcon.Visible = false;


this.Close();


this.Dispose();


Application.Exit();

}


}


2、然后输入代码:

private void HideMainForm()

{

this.Hide();

}

private void ShowMainForm()

{

this.Show();

this.WindowState = FormWindowState.Normal;

this.Activate();

}

3、然后再输入代码:

#endregion#region 右键菜单处理,显示 隐藏 退出

private void menuItem_Show_Click(object sender, EventArgs e)

{

ShowMainForm();

}

private void menuItem_Hide_Click(object sender, EventArgs e)

{

HideMainForm();

}


4、然后输入代码:

private void menuItem_Exit_Click(object sender, EventArgs e)

{

ExitMainForm();

}

#endregion#region 双击托盘上图标时,显示窗体

private void notifyIcon_DoubleClick(object sender, EventArgs e)

{

if (this.WindowState == FormWindowState.Normal)


{

this.WindowState = FormWindowState.Minimized;

HideMainForm();

}

5、然后输入代码:

else if(this.WindowState == FormWindowState.Minimized)

{

ShowMainForm();

}

}

#endregion

#region 点最小化按钮时,最小化到托盘

private void frmMain_SizeChanged(object sender, EventArgs e)

{

if (this.WindowState == FormWindowState.Minimized)

{

HideMainForm();

}

}

#endregion

#region 窗体关闭时最小化到托盘

private void frmMain_FormClosing(object sender, FormClosingEventArgs e)

{

e.Cancel = true;

HideMainForm();

}

#endregion,这样就完成了。

回答(2):

1、如果不想让程序在任务栏中显示,请把窗体的属性ShowInTaskbar设置为false;
2、如果想让程序启动时就最小化,请设置窗体的属性WindowState设置为Minimized。(Minimized 最小化,Normal正常启动,Maximized最大化)
3、拉一个NotifyIcon控件notifyIcon,为控件notifyIcon的属性Icon添加一个icon图标。
4、可以为NotifyIcon加一个ContextMenuStrip右键菜单menu_Notify。
5、本例子禁用了窗体最大化按钮。(设置窗体的属性MaximizeBox的属性为false)
6、主要代码:
#region 私有方法 处理窗体的 显示 隐藏 关闭(退出)
private void ExitMainForm()
{
if (MessageBox.Show("您确定要退出化验数据接收程序吗?", "确认退出", MessageBoxButtons.OKCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2) == DialogResult.OK)
{
this.notifyIcon.Visible = false;
this.Close();
this.Dispose();
Application.Exit();
}
}

private void HideMainForm()
{
this.Hide();
}

private void ShowMainForm()
{
this.Show();
this.WindowState = FormWindowState.Normal;
this.Activate();
}
#endregion#region 右键菜单处理,显示 隐藏 退出
private void menuItem_Show_Click(object sender, EventArgs e)
{
ShowMainForm();
}

private void menuItem_Hide_Click(object sender, EventArgs e)
{
HideMainForm();
}

private void menuItem_Exit_Click(object sender, EventArgs e)
{
ExitMainForm();
}
#endregion#region 双击托盘上图标时,显示窗体
private void notifyIcon_DoubleClick(object sender, EventArgs e)
{
if (this.WindowState == FormWindowState.Normal)
{
this.WindowState = FormWindowState.Minimized;

HideMainForm();
}
else if(this.WindowState == FormWindowState.Minimized)
{
ShowMainForm();
}
}
#endregion

#region 点最小化按钮时,最小化到托盘
private void frmMain_SizeChanged(object sender, EventArgs e)
{
if (this.WindowState == FormWindowState.Minimized)
{
HideMainForm();
}
}
#endregion

#region 窗体关闭时最小化到托盘
private void frmMain_FormClosing(object sender, FormClosingEventArgs e)
{
e.Cancel = true;

HideMainForm();
}
#endregion

回答(3):

主窗口(Form1) 添加notifyIcon控件 记得设置图标. 双击事件:
private void notifyIcon_MouseDoubleClick(object sender, MouseEventArgs e)
{
this.Visible = true;
if (this.WindowState ==FormWindowState.Minimized)
{
this.WindowState =FormWindowState.Normal;
}
else
{
this.WindowState =FormWindowState.Minimized;
}
}
private Form1_SizeChanged(object sender, EventArgs e)
{
if (this.WindowState ==FormWindowState.Minimized)
{
this.Hide();
}
}

在实例化子窗口时加上 childform.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.cForm_FormClosing);
private void cForm_FormClosing(object sender, FormClosingEventArgs e)
{
this.Visible = true;
if (this.WindowState ==FormWindowState.Minimized)
{
this.WindowState =FormWindowState.Normal;
}
}
以上代码均在主窗体里面

回答(4):

楼上说的不是最小化

最小化到任务栏是窗体的WindowState属性 中的Minimized

还原窗体是 WindowState.Normal

如你所述 只要在button事件的结尾添加this.windowstate = windowstate.minmized 即可

还原也是一个道理

望采纳

回答(5):

就如你所说,用this.Hide();
如果想恢复的话,
你可以把当前对象传送到第二个窗体的构造函数或者用一个静态对象,
然后show回来

举个例,
如窗体form1和form2

form2的构造函数这样写
from1 frm;
public form2(form1 _frm)
{
frm=_frm;
}
然后调用frm.Show();就可以把form1恢复

form1用form2时要这样实例化
form2 frm = new form2(this); //把form1对象传过去

有或者可以用静态对象,又举个例
在form1定义
public static form1 frm;
在form1构造函数写
public form1()
{
frm = this;
}

然后其他窗体都可以调用,调用方式如下
from1.frm.Show();

希望可以帮到你

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