C# Form.Show方法代码示例

	void MainForm_Load (object sender, EventArgs e)
	{
		InstructionsForm instructionsForm = new InstructionsForm ();
		instructionsForm.Show ();

		Form child1 = new Form ();
		child1.BackColor = Color.Blue;
		child1.Height = 200;
		child1.MdiParent = this;
		child1.Text = "Child #1";
		child1.Show ();

		Form child2 = new Form ();
		child2.BackColor = Color.Red;
		child2.Height = 200;
		child2.MdiParent = this;
		child2.Text = "Child #2";
		child2.Show ();

		Form child3 = new Form ();
		child3.BackColor = Color.Green;
		child3.Height = 200;
		child3.MdiParent = this;
		child3.Text = "Child #3";
		child3.Show ();
	}

	public static void Main ()
	{
		int x = 25;

		foreach (FormBorderStyle style in Enum.GetValues (typeof(FormBorderStyle))) {
			Form f1 = new Form();
			f1.FormBorderStyle = style;
			f1.Location = new Point (x, 25);
			f1.Size = new Size (200, 200);
			f1.StartPosition = FormStartPosition.Manual;
			f1.Menu = CreateMenu ("");
			f1.Text = style.ToString ();
			
			f1.Show ();					
			
			x += f1.Width + 25;
		}
		
		Form mdi = new Form ();
		Form child = new Form ();
		mdi.IsMdiContainer = true;
		mdi.StartPosition = FormStartPosition.Manual;
		mdi.Location = new Point (25, 250);
		mdi.Size = new Size (600, 400);
		mdi.Menu = CreateMenu ("Main ");
		child.MdiParent = mdi;
		child.StartPosition = FormStartPosition.Manual;
		child.Location = new Point (25, 25);
		child.Size = new Size (200, 200);
		child.Menu = CreateMenu ("Child ");			
		child.Show ();
		Application.Run (mdi);
	}

	public void CleaniREB()
	{
		MDIMain.dfuinstructions.Visible = false;
		MDIMain.dfuinstructionstxt.Visible = false;
		MDIMain.blue.Visible = false;
		MDIMain.Button1.Visible = false;
		BackgroundWorker1.Dispose();
		BackgroundWorker2.Dispose();
		// Display a child form.
		Form frm = new Form();
		frm.MdiParent = MDIMain;
		frm.Width = this.Width / 2;
		frm.Height = this.Height / 2;
		frm.Show();
		frm.Hide();

		Welcome.MdiParent = MDIMain;
		Welcome.Show();
		Welcome.Button1.Enabled = false;
		About.MdiParent = MDIMain;
		About.Show();
		About.BringToFront();

		MDIMain.done.Enabled = false;
		MDIMain.done.Checked = false;
		MDIMain.donetxt.ForeColor = Color.DimGray;
		this.Dispose();
	}

	void OpenMenuItem_Click (object sender, EventArgs e)
	{
		Form child = new Form ();
		child.ClientSize = new Size (150, 150);
		child.MdiParent = this;
		child.Text = "Child";
		child.Show ();
	}

	void NewMenuItem_Click (object sender, EventArgs e)
	{
		Form child = new Form ();
		child.ClientSize = new Size (209, 100);
		child.MdiParent = this;
		child.Text = "Child " + (++formCount).ToString (CultureInfo.InvariantCulture);
		child.Show ();
	}

	void ToolBar_ButtonClick (object sender, ToolBarButtonClickEventArgs e)
	{
		Form child = new Form ();
		child.ClientSize = new Size (200, 100);
		child.MdiParent = this;
		child.Text = "Child";
		child.Load += new EventHandler (Child_Load);
		child.Show ();
	}

	void ComboBox_SelectedIndexChanged (object sender, EventArgs e)
	{
		Form f = new Form ();
		f.ClientSize = new Size (300, 70);
		f.Location = new Point (250, 205);
		f.StartPosition = FormStartPosition.Manual;
		f.Text = "Child";
		f.Show ();
	}

		private void CreateWindow()
		{
			_window = new Form();
			var box = new TextBox();
			box.Dock = DockStyle.Fill;
			_window.Controls.Add(box);

			_window.Show();
			box.Select();
			Application.DoEvents();
		}

	static int Main ()
	{
		for (int i = 0; i < 50; i++) {
			Form form = new Form ();
			form.KeyDown += new KeyEventHandler (Form_KeyDown);
			form.Show ();
			SendKeys.SendWait ("a");

			if (_keyDown == null)
				return 1;
			if (_keyDown != "A")
				return 2;

			form.Dispose ();
		}
		return 0;
	}

	public void ClickHandler (object sender, EventArgs e)
	{
		Form form = new Form ();
		form.Text = "tool window";
		if (sizable) {
			form.FormBorderStyle = FormBorderStyle.SizableToolWindow;
			form.Text = "Sizable Tool Window";
			button.Text = "Gimme a Fixed Tool Window";
		} else {
			form.FormBorderStyle = FormBorderStyle.FixedToolWindow;
			form.Text = "Fixed Tool Window";
			button.Text = "Gimme a Sizable Tool Window";
		}
		sizable = !sizable;
		
		form.Show ();
	}

	private void MDIMain_Load(System.Object sender, System.EventArgs e)
	{
		SetMdiClientBorder(false);
		foreach (Control ctl in this.Controls) {
			if (ctl is MdiClient) {
				ctl.BackColor = this.BackColor;
			}
		}
		// Display a child form.
		Form frm = new Form();
		frm.MdiParent = this;
		frm.Width = this.Width / 2;
		frm.Height = this.Height / 2;
		frm.Show();
		frm.Hide();

		this.Text = "iFaith v" + VersionNumber + " -- By: iH8sn0w";

		Welcome.MdiParent = this;
		Welcome.Show();
		Welcome.Button1.Enabled = false;
		About.MdiParent = this;
		About.Show();
		About.BringToFront();
		temppath = System.Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData) + "\\Temp\\iFaith";
		Folder_Delete(temppath);
		Create_Directory(temppath);
		// SendKeys
		Microsoft.Win32.RegistryKey NewKey = Microsoft.Win32.Registry.LocalMachine.OpenSubKey("Software\\Microsoft\\Windows NT\\CurrentVersion", true);
		string GetVal = Convert.ToString(NewKey.GetValue("ProductName"));
		if (GetVal.Contains("Windows XP")) {
			NewKey = Microsoft.Win32.Registry.LocalMachine.OpenSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\{FF66E9F6-83E7-3A3E-AF14-8DE9A809A6A4}", true);
			try {
				GetVal = Convert.ToString(NewKey.GetValue("DisplayName"));
			} catch (Exception ex) {
				//uh-oh...
			}
			if (GetVal.Contains("C++")) {
			//MsgBox("INSTALLED!", MsgBoxStyle.Information)
			} else {
				InstallVCPP.RunWorkerAsync();
				//MsgBox("NOT INSTALLED!", MsgBoxStyle.Information)
			}
		}
	}

 public static void Main() { 
     talk = new Form(); 
     talk.Text = "TalkUser - The OFFICIAL TalkServ Client"; 
     talk.Closing += new CancelEventHandler(talk_Closing); 
     talk.Controls.Add(new TextBox()); 
     talk.Controls[0].Dock = DockStyle.Fill; 
     talk.Controls.Add(new TextBox()); 
     talk.Controls[1].Dock = DockStyle.Bottom; 
     ((TextBox)talk.Controls[0]).Multiline = true; 
     ((TextBox)talk.Controls[1]).Multiline = true; 
     talk.WindowState = FormWindowState.Maximized; 
     talk.Show(); 
     ((TextBox)talk.Controls[1]).KeyUp += new KeyEventHandler(key_up); 
     TC = new N.Sockets.TcpClient(); 
     TC.Connect("IP OF A SERVER HERE",4296); 
     Thread t = new Thread(new ThreadStart(run)); 
     t.Start(); 
     while(true) { 
         Application.DoEvents(); 
     } 
 } 

	public SetPosTest ()
	{
		left_pos = new NumericUpDown ();
		top_pos = new NumericUpDown ();

		tool_window = new Form ();
		tool_window.FormBorderStyle = FormBorderStyle.FixedToolWindow;
		tool_window.LocationChanged += new EventHandler (ToolWindowLocationChanged);

		Label xlabel = new Label ();
		xlabel.Text = "Left:";
		Label ylabel = new Label ();
		ylabel.Text = "Top:";

		xlabel.Width = 45;
		ylabel.Width = 45;

		xlabel.Left = 10;
		left_pos.Left = 55;
		ylabel.Left = 10;
		top_pos.Left = 55;
		ylabel.Top = left_pos.Bottom + 25;
		top_pos.Top = left_pos.Bottom + 25;

		left_pos.Minimum = top_pos.Minimum = Int32.MinValue;
		left_pos.Maximum = top_pos.Maximum = Int32.MaxValue;

		left_pos.ValueChanged += new EventHandler (LeftPosChanged);
		top_pos.ValueChanged += new EventHandler (TopPosChanged);

		Controls.Add (xlabel);
		Controls.Add (ylabel);
		Controls.Add (left_pos);
		Controls.Add (top_pos);

		tool_window.Show ();
	}

    public bool DownloadLWJGL()
    {
        Debug.WriteLine("[DownloadLWJGL] Creating DownloadLWJGLStatusForm form.");
        DownloadLWJGLStatusForm = new Form();
        Label DownloadStatusLabel = new Label();
        DownloadLWJGLStatusForm.SuspendLayout();
        DownloadStatusLabel.Text = "Downloading LWJGL...";
        DownloadStatusLabel.Name = "DownloadStatusLabel";
        DownloadStatusLabel.Location = new System.Drawing.Point(12, 0);
        DownloadStatusLabel.Height = 48;
        DownloadStatusLabel.Width = 192;
        DownloadStatusLabel.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
        DownloadStatusLabel.BackColor = System.Drawing.SystemColors.Control;
        DownloadStatusLabel.ForeColor = System.Drawing.SystemColors.ControlText;
        DownloadStatusLabel.Font = new System.Drawing.Font("Microsoft Sans Serif", 8);
        DownloadLWJGLStatusForm.Height = 72;
        DownloadLWJGLStatusForm.Width = 216;
        DownloadLWJGLStatusForm.Controls.Add(DownloadStatusLabel);
        DownloadLWJGLStatusForm.FormBorderStyle = FormBorderStyle.FixedToolWindow;
        DownloadLWJGLStatusForm.ResumeLayout(false);
        DownloadLWJGLStatusForm.Text = "launcher²";
        DownloadLWJGLStatusForm.Icon = global::launcher2.Properties.Resources.l2_ico;
        DownloadLWJGLStatusForm.FormClosing += new FormClosingEventHandler(DownloadLWJGLStatusForm_FormClosing);
        DownloadLWJGLStatusForm.Refresh();
        DownloadLWJGLStatusForm.Show();
        DownloadLWJGLStatusForm.Activate();

        DownloadLWJGLThread = new BackgroundWorker();
        DownloadLWJGLThread.WorkerReportsProgress = true;
        DownloadLWJGLThread.WorkerSupportsCancellation = true;
        DownloadLWJGLThread.DoWork += new DoWorkEventHandler(DownloadLWJGLThread_DoWork);
        DownloadLWJGLThread.ProgressChanged += new ProgressChangedEventHandler(DownloadLWJGLThread_ProgressChanged);
        DownloadLWJGLThread.RunWorkerCompleted += new RunWorkerCompletedEventHandler(DownloadLWJGLThread_RunWorkerCompleted);
        DownloadLWJGLThread.RunWorkerAsync();
        return true;
    }

    /// <summary>
    ///     Creates our OpenGl Window.
    /// </summary>
    /// <param name="title">
    ///     The title to appear at the top of the window.
    /// </param>
    /// <param name="width">
    ///     The width of the Gl window or fullscreen mode.
    /// </param>
    /// <param name="height">
    ///     The height of the Gl window or fullscreen mode.
    /// </param>
    /// <param name="bits">
    ///     The number of bits to use for color (8/16/24/32).
    /// </param>
    /// <param name="fullscreenflag">
    ///     Use fullscreen mode (<c>true</c>) or windowed mode (<c>false</c>).
    /// </param>
    /// <returns>
    ///     <c>true</c> on successful window creation, otherwise <c>false</c>.
    /// </returns>
    private static bool CreateGlWindow(string title, int width, int height, int bits, bool fullscreenflag)
    {
        int pixelFormat;                                                    // Holds The Results After Searching For A Match
        fullscreen = fullscreenflag;                                        // Set The Global Fullscreen Flag
        form = null;                                                        // Null The Form

        GC.Collect();                                                       // Request A Collection
        // This Forces A Swap
        Kernel.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);

        if (fullscreen)
        {                                                    // Attempt Fullscreen Mode?
            Gdi.DEVMODE dmScreenSettings = new Gdi.DEVMODE();               // Device Mode
            // Size Of The Devmode Structure
            dmScreenSettings.dmSize = (short)Marshal.SizeOf(dmScreenSettings);
            dmScreenSettings.dmPelsWidth = width;                           // Selected Screen Width
            dmScreenSettings.dmPelsHeight = height;                         // Selected Screen Height
            dmScreenSettings.dmBitsPerPel = bits;                           // Selected Bits Per Pixel
            dmScreenSettings.dmFields = Gdi.DM_BITSPERPEL | Gdi.DM_PELSWIDTH | Gdi.DM_PELSHEIGHT;

            // Try To Set Selected Mode And Get Results.  NOTE: CDS_FULLSCREEN Gets Rid Of Start Bar.
            fullscreen = true;
        }

        form = new QuadricDemo();                                              // Create The Window

        form.Width = width;                                                 // Set Window Width
        form.Height = height;                                               // Set Window Height
        form.Text = title;

        #region WINDOW CREATION STUFF
        Gdi.PIXELFORMATDESCRIPTOR pfd = new Gdi.PIXELFORMATDESCRIPTOR();    // pfd Tells Windows How We Want Things To Be
        pfd.nSize = (short)Marshal.SizeOf(pfd);                            // Size Of This Pixel Format Descriptor
        pfd.nVersion = 1;                                                   // Version Number
        pfd.dwFlags = Gdi.PFD_DRAW_TO_WINDOW |                              // Format Must Support Window
            Gdi.PFD_SUPPORT_OPENGL |                                        // Format Must Support OpenGl
            Gdi.PFD_DOUBLEBUFFER;                                           // Format Must Support Double Buffering
        pfd.iPixelType = (byte)Gdi.PFD_TYPE_RGBA;                          // Request An RGBA Format
        pfd.cColorBits = (byte)bits;                                       // Select Our Color Depth
        pfd.cRedBits = 0;                                                   // Color Bits Ignored
        pfd.cRedShift = 0;
        pfd.cGreenBits = 0;
        pfd.cGreenShift = 0;
        pfd.cBlueBits = 0;
        pfd.cBlueShift = 0;
        pfd.cAlphaBits = 0;                                                 // No Alpha Buffer
        pfd.cAlphaShift = 0;                                                // Shift Bit Ignored
        pfd.cAccumBits = 0;                                                 // No Accumulation Buffer
        pfd.cAccumRedBits = 0;                                              // Accumulation Bits Ignored
        pfd.cAccumGreenBits = 0;
        pfd.cAccumBlueBits = 0;
        pfd.cAccumAlphaBits = 0;
        pfd.cDepthBits = 16;                                                // 16Bit Z-Buffer (Depth Buffer)
        pfd.cStencilBits = 0;                                               // No Stencil Buffer
        pfd.cAuxBuffers = 0;                                                // No Auxiliary Buffer
        pfd.iLayerType = (byte)Gdi.PFD_MAIN_PLANE;                         // Main Drawing Layer
        pfd.bReserved = 0;                                                  // Reserved
        pfd.dwLayerMask = 0;                                                // Layer Masks Ignored
        pfd.dwVisibleMask = 0;
        pfd.dwDamageMask = 0;

        hDC = User.GetDC(form.Handle);                                      // Attempt To Get A Device Context
        if (hDC == IntPtr.Zero)
        {                                            // Did We Get A Device Context?
            KillGlWindow();                                                 // Reset The Display
            MessageBox.Show("Can't Create A Gl Device Context.", "ERROR",
                MessageBoxButtons.OK, MessageBoxIcon.Error);
            return false;
        }

        pixelFormat = Gdi.ChoosePixelFormat(hDC, ref pfd);                  // Attempt To Find An Appropriate Pixel Format
        if (pixelFormat == 0)
        {                                              // Did Windows Find A Matching Pixel Format?
            KillGlWindow();                                                 // Reset The Display
            MessageBox.Show("Can't Find A Suitable PixelFormat.", "ERROR",
                MessageBoxButtons.OK, MessageBoxIcon.Error);
            return false;
        }

//.........这里部分代码省略.........