frmmain.cs

Microsoft Mobile Development Handbook的代码,有C#,VB,C++的

using System;
using System.Windows.Forms;
using Microsoft.WindowsCE.Forms;
using System.Drawing;

namespace CodeForChapter2
{
  public partial class frmMain : Form
  {
    public frmMain()
    {
      InitializeComponent();
    }

    #region Orientation and size
    private void frmMain_Resize(object sender, EventArgs e)
    {
      // use the info for repositioning controls
      label1.Text = "Orientation is " + SystemSettings.ScreenOrientation.ToString();
      label2.Text = "Screen size is " + Screen.PrimaryScreen.Bounds.Width +
                    " x " + Screen.PrimaryScreen.Bounds.Height;
    }

    private void menuItem5_Click(object sender, EventArgs e)
    {
      SystemSettings.ScreenOrientation = ScreenOrientation.Angle0;
    }

    private void menuItem6_Click(object sender, EventArgs e)
    {
      SystemSettings.ScreenOrientation = ScreenOrientation.Angle90;
    }

    private void menuItem8_Click(object sender, EventArgs e)
    {
      SystemSettings.ScreenOrientation = ScreenOrientation.Angle180;
    }

    private void menuItem7_Click(object sender, EventArgs e)
    {
      SystemSettings.ScreenOrientation = ScreenOrientation.Angle270;
    }
    
    #endregion

    #region Cursor
    private void menuItem2_Click(object sender, EventArgs e)
    {
      Cursor.Current = Cursors.WaitCursor;
    }

    private void menuItem3_Click(object sender, EventArgs e)
    {
      Cursor.Current = Cursors.Default;
    }
    
    #endregion

    #region mouse_event
    // Button1 event handler. Simulates button click OR opening a main menu.
    // Same principle applies for ToolBarButton
    private void button1_Click(object sender, EventArgs e)
    {
      PerformMouseClick(this.Left + 5, this.Height + 5, this);
    }

    // Wrapper for mouse_event, performing click action on coordinates given
    public static void PerformMouseClick(Int32 x, Int32 y, Control f)
    {
      Point p = f.PointToScreen(new Point(x, y));

      Int32 m1 = (65535 / Screen.PrimaryScreen.Bounds.Width);
      Int32 m2 = (65535 / Screen.PrimaryScreen.Bounds.Height);

      Int32 x2 = m1 * p.X;
      Int32 y2 = m2 * p.Y;

      mouse_event(2 | 0x8000, x2, y2, 0, 0);
      mouse_event(4 | 0x8000, x2, y2, 0, 0);
    }

    [System.Runtime.InteropServices.DllImport("coredll.dll")]
    public static extern void mouse_event(Int32 dwFlags, Int32 dx, Int32 dy,
                                            Int32 dwData, Int32 dwExtraInfo);
    
    #endregion

    private void SomeMethod()
    {
#if PocketPC
      // do soemthing PocketPC-specific
#elif Smartphone
      // do something Smartphone-specific
#else
      // do something desktop-specific
#endif
    }

    // Show form ensuring that:
    // 1. only one entry appears in the running list
    // 2. the single entry has the same caption regardless of form shown
    private void button3_Click(object sender, EventArgs e)
    {
      frmShown f = new frmShown();


      if (checkBox1.Checked) // show modal
      {
        f.Owner = this;
        f.ShowDialog();
      }
      else
      {        
        f.MinimizeBox = false;
        f.Text = this.Text;
        caption = this.Text;
        this.Text = ""; //hides the form from the list
        f.Closed += new EventHandler(f_Closed);
        f.Show();
        // code in this form still runs (i.e. it is not modal)
        // but the user cannot navigate to it until they close the one shown
      }
    }

    private string caption;
    void f_Closed(object sender, EventArgs e)
    {
      this.Text = caption;
      this.BringToFront();
    }

    private void button2_Click(object sender, EventArgs e)
    {
      frmShown f = new frmShown();
      if (checkBox1.Checked) // show modal
      {
        f.ShowDialog();
      }
      else
      {
        f.Show();
      }
    }
  }
}