mainform.cs

c#的学习资料 书上的东西 很难找到的啊

		protected void cboButtons_OnSelectedIndexChanged (object sender, System.EventArgs e)
		{
			grpDefault.Enabled=true;
			int index=cboButtons.SelectedIndex;
			switch (index)
			{
				case 0:			// OK
					btnDefault1.Visible = false;
					btnDefault2.Visible = false;
					btnDefault3.Visible = false;
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					cbnDefault1.Visible = false;
					cbnDefault2.Visible = false;
					cbnDefault3.Visible = false;
					this.pbIcon.Visible = false;
					btnSample1.Visible = false;
					btnSample2.Visible = false;
					btnSample3.Visible = true;
					btnSample4.Visible = false;
					btnSample5.Visible = false;
					btnSample3.Text = "OK";
					break;
				case 1:		// OK/Cancel
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					btnDefault1.Text = "OK";
					btnDefault2.Text = "Cancel";
					btnDefault1.Visible = true;
					btnDefault2.Visible = true;
					btnDefault3.Visible = false;
					cbnDefault1.Visible = true;
					cbnDefault2.Visible = true;
					cbnDefault3.Visible = false;
					txtCode.Text = BuildMessageBox();	
					btnSample1.Visible = false;
					btnSample2.Visible = true;
					btnSample3.Visible = false;
					btnSample4.Visible = true;
					btnSample5.Visible = false;
					btnSample2.Text = "OK";
					btnSample4.Text = "Cancel";
					break;
				case 2:			// Retry/Cancel
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					btnDefault1.Text = "Retry";
					btnDefault2.Text = "Cancel";
					btnDefault1.Visible = true;
					btnDefault2.Visible = true;
					btnDefault3.Visible = false;
					cbnDefault1.Visible = true;
					cbnDefault2.Visible = true;
					cbnDefault3.Visible = false;
					txtCode.Text=BuildMessageBox();	
					btnSample1.Visible = false;
					btnSample2.Visible = true;
					btnSample3.Visible = false;
					btnSample4.Visible = true;
					btnSample5.Visible = false;
					btnSample2.Text = "Retry";
					btnSample4.Text = "Cancel";
					break;
				case 3:			// Abort/Retry/Ignore
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					btnDefault1.Text = "Abort";
					btnDefault2.Text = "Retry";
					btnDefault3.Text = "Cancel";
					btnDefault1.Visible = true;
					btnDefault2.Visible = true;
					btnDefault3.Visible = true;
					cbnDefault1.Visible = true;
					cbnDefault2.Visible = true;
					cbnDefault3.Visible = true;
					txtCode.Text=BuildMessageBox();
					btnSample1.Visible = true;
					btnSample2.Visible = false;
					btnSample3.Visible = true;
					btnSample4.Visible = false;
					btnSample5.Visible = true;
					btnSample1.Text = "Abort";
					btnSample3.Text = "Retry";
					btnSample5.Text = "Ignore";
					break;
				case 4:			// Yes/No
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					btnDefault1.Text = "Yes";
					btnDefault2.Text = "No";
					btnDefault1.Visible = true;
					btnDefault2.Visible = true;
					btnDefault3.Visible = false;
					cbnDefault1.Visible = true;
					cbnDefault2.Visible = true;
					cbnDefault3.Visible = false;
					txtCode.Text=BuildMessageBox();	
					btnSample1.Visible = false;
					btnSample2.Visible = true;
					btnSample3.Visible = false;
					btnSample4.Visible = true;
					btnSample5.Visible = false;
					btnSample2.Text = "Yes";
					btnSample4.Text = "No";
					break;
				case 5:		// Yes/No/Cancel
					cbnDefault1.Checked = false;
					cbnDefault2.Checked = false;
					cbnDefault3.Checked = false;
					btnDefault1.Text = "Yes";
					btnDefault2.Text = "No";
					btnDefault3.Text = "Cancel";
					btnDefault1.Visible = true;
					btnDefault2.Visible = true;
					btnDefault3.Visible = true;
					cbnDefault1.Visible = true;
					cbnDefault2.Visible = true;
					cbnDefault3.Visible = true;
					txtCode.Text=BuildMessageBox();	
					btnSample1.Visible = true;
					btnSample2.Visible = false;
					btnSample3.Visible = true;
					btnSample4.Visible = false;
					btnSample5.Visible = true;
					btnSample1.Text = "Yes";
					btnSample3.Text = "No";
					btnSample5.Text = "Cancel";
					break;
			}
			string str = BuildMessageBox();	
			OnMessageBoxChanged (sender, e);
		}
		private string BuildMessageBox()
		{
			string result = "";
			if (cbnVisualBasic.Checked)
			{
				result = BuildForVisualBasic();
			}
			else if (cbnVisualCPP.Checked)
				result = BuildForCPlusPlus();
			else
				result = BuildForCSharp();
			return (result);
		}
		private string BuildForCPlusPlus()
		{
			string strButtons = "";
			string result = "";
			string strSwitch="";
			if (cbnUseMFC.Checked)
				result = "AfxMessageBox(\"";
			else
				result = "MessageBox (NULL, \"";
			string [] lines = txtMessage.Lines;
			for (int x = 0; x < lines.Length; ++x)
			{
				result += lines[x];
				if (x < (lines.Length - 1))
					result += "\\n";
			}
			result+="\",\"";
			result+=txtCaption.Text+"\"";
			switch(cboButtons.SelectedIndex)
			{
				default:
					break;
				case 0:
					strSwitch = "\tcase IDOK:";
					strSwitch += "\r\n\t\tbreak;";
					break;
				case 1:			// OK/Cancel
					strButtons = "MB_OKCANCEL";
					btnStyle=MessageBoxButtons.OKCancel;
					strSwitch ="\tcase IDOK:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDCANCEL:";
					strSwitch+="\r\n\t\tbreak;";
					break;
				case 2:			//Retry/Cancel
					strButtons = "MB_RETRYCANCEL";
					btnStyle=MessageBoxButtons.RetryCancel;
					strSwitch ="\tcase IDRETRY:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDCANCEL:";
					strSwitch+="\r\n\t\tbreak;";
					break;
				case 3://Abort/Retry/Ignore
					strButtons="MB_ABORTRETRYIGNORE";
					btnStyle=MessageBoxButtons.AbortRetryIgnore;
					strSwitch ="\tcase IDABORT:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDRETRY:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDIGNORE:";
					strSwitch+="\r\n\t\tbreak;";
					break;
				case 4:		// Yes/No
					strButtons = "MB_YESNO";
					btnStyle = MessageBoxButtons.YesNo;
					strSwitch ="\tcase IDYES:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDNO:";
					strSwitch+="\r\n\t\tbreak;";
					break;
				case 5://Yes/No/Cancel
					strButtons = "MB_YESNOCANCEL";
					btnStyle=MessageBoxButtons.YesNoCancel;
					strSwitch ="\tcase IDYES:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDNO:";
					strSwitch+="\r\n\t\tbreak;";
					strSwitch+="\r\n\tcase IDCANCEL:";
					strSwitch+="\r\n\t\tbreak;";
					break;					
			}
			if ((listBox1.SelectedIndex > 0) && (strButtons != ""))
				strButtons += " | ";
			switch (listBox1.SelectedIndex)
			{
				case 0:
					this.pbIcon.Visible = false;
					break;
				case 1:
					strButtons += "MB_ICONINFORMATION";
					iconStyle = MessageBoxIcon.Information;
					this.pbIcon.Visible = true;
					this.pbIcon.Image = ((System.Drawing.Bitmap)(imageList1.Images[0]));
					break;
				case 2:
					strButtons += "MB_ICONQUESTION";
					iconStyle = MessageBoxIcon.Question;
					this.pbIcon.Visible = true;
					this.pbIcon.Image = ((System.Drawing.Bitmap)(imageList1.Images[1]));
					break;
				case 3:
					strButtons += "MB_ICONEXCLAMATION";
					iconStyle = MessageBoxIcon.Exclamation;
					this.pbIcon.Visible = true;
					this.pbIcon.Image = ((System.Drawing.Bitmap)(imageList1.Images[2]));
					break;
				case 4:
					strButtons += "MB_ICONERROR";
					iconStyle = MessageBoxIcon.Error;
					this.pbIcon.Visible = true;
					this.pbIcon.Image = ((System.Drawing.Bitmap)(imageList1.Images[3]));
					break;
			}
			int iDefButton = 0;
			if (cbnDefault1.Checked)
				iDefButton = 1;
			if (cbnDefault2.Checked)
				iDefButton = 2;
			if (cbnDefault3.Checked)
				iDefButton = 3;
			if (iDefButton > 0)
			{
				if (strButtons != "")
					strButtons += " | ";
				strButtons += "MB_DEFBUTTON";
				strButtons += iDefButton.ToString();
			}
			switch (iDefButton)
			{
				case 1:
					btnDefault = MessageBoxDefaultButton.Button1;
					break;
				case 2:
					btnDefault = MessageBoxDefaultButton.Button2;
					break;
				case 3:
					btnDefault = MessageBoxDefaultButton.Button3;
					break;
			}
			if (strButtons != "")
			{
				result += ", ";
				result += strButtons;
			}
			result += ");";
			if (cbnUseReturnVar.Checked)
			{
				if (cbnDeclareIt.Checked)
					result = "int " + txtVariable.Text + " = " + result;
				else
					result = txtVariable.Text + " = " + result;
				if (cbnBuildSwitch.Checked)
				{					
					result += "\r\n";
					result += "switch(" + txtVariable.Text + ")";
					result += "\r\n{";
					result += "\r\n";					
					result += strSwitch;
					result += "\r\n}";
				}
			}
			return (result);
		}
		private string BuildForVisualBasic()
		{
			string strIcon = "";
			string strButtons = "";
			string strDefButton = "";
			string strSwitch = "";
			string result = "";
			if (cbnUseReturnVar.Checked)
			{
				if (cbnDeclareIt.Checked)
					result="dim " + txtVariable.Text + " as int32\r\n";
				result += txtVariable.Text + " = ";
			}
			result += "MessageBox.Show(\"";
			string [] lines = txtMessage.Lines;
			string strUnion;
			if (cbnVisualBasic.Checked)
			{
				strUnion = " ";
			}
			else
			{
				strUnion = "\\n";
			}
			for (int x = 0; x < lines.Length; ++x)
			{
				result += lines[x];
				if (x < (lines.Length - 1))
					result += strUnion;
			}
			result += "\", \"";
			result += txtCaption.Text + "\"";

			ButtonsAreUs (ref strButtons, ref strSwitch, ref strIcon, ref strDefButton);
			if (strButtons.Length > 0)
			{
				result += ", ";
				result += strButtons;
			}
			if (strIcon.Length > 0)
			{
				result += ", ";
				result += strIcon;
			}
			if (strDefButton.Length > 0)
			{
				result += ", ";
				result += strDefButton;
			}
			result += ")";
			if (cbnUseReturnVar.Checked && cbnBuildSwitch.Checked)
			{
				result += "\r\n";
				strSwitch = "";
				strSwitch = "Select " + txtVariable.Text + "\r\n";
				switch(cboButtons.SelectedIndex)
				{
					case 0:		//OK
						strSwitch += "\tCase DialogResult.OK\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;
					case 1:		//OK/Cancel
						strSwitch += "\tCase DialogResult.OK\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.Cancel\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;
					case 2:		//Retry/Cancel
						strSwitch += "\tCase DialogResult.Retry\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.Cancel\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;
					case 3:		//Abort/Retry/Ignore
						strSwitch += "\tCase DialogResult.Abort\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.Retry\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.Ignore\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;
					case 4://Yes/No
						strSwitch += "\tCase DialogResult.Yes\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.No\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;
					case 5://Yes/No/Cancel
						strSwitch += "\tCase DialogResult.Yes\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.No\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						strSwitch += "\tCase DialogResult.Cancel\r\n";
						strSwitch += "\t\t' Add your code here\r\n";
						break;					
				}