paramform.cs

代码模版 codtemplate

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Text;

namespace CodeTemplate
{
	/// <summary>
	/// Summary description for ParamForm.
	/// </summary>
	internal class ParamForm : System.Windows.Forms.Form
	{
        private System.Windows.Forms.Button m_btnOk;
        private System.Windows.Forms.Button m_btnCancel;
		private System.Windows.Forms.Panel m_panel;
		private System.Windows.Forms.Button m_btnPreview;
		private System.Windows.Forms.TextBox m_txtPreview;

		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public ParamForm(String caption, String templateText)
		{
			InitializeComponent();

			this.Text = caption;
			m_templateText = templateText;

			m_txtPreview.Text = Delim.Unescape(templateText);
			m_txtPreview.Font = new Font(Configuration.Preview.FontFamilyName, Configuration.Preview.FontSize);

			m_textBoxes = new ArrayList(16);
			m_tagNames = new ArrayList(16);
			m_tags = new ArrayList(16);
		}

        public void AddField(Tag tag)
        {
			m_tags.Add(tag);
			if(m_tagNames.Contains(tag.Name))	// Only add field once
				return;

			LabeledControlBase tb = LabeledControlBase.CreateControl(tag);	
			tb.Label = tag.Name + ":";
			tb.Tag = tag.Name;
			
			m_textBoxes.Add(tb);
			m_tagNames.Add(tag.Name);
        }

		public new String Text
		{
			get { return (this.DialogResult == DialogResult.OK) ? m_txtPreview.Text : m_templateText; }
			set { base.Text = value; }
		}

        private void ParamForm_Load(Object sender, System.EventArgs e)
        {
            // Find out widest label
            Graphics grfx = CreateGraphics();
            int maxWidth = 0;

			foreach(LabeledControlBase tb in m_textBoxes)
				maxWidth = Math.Max(maxWidth, (int)Math.Ceiling(grfx.MeasureString(tb.Label, this.Font).Width));

            grfx.Dispose();

            const int margin = 9;

            int curY = margin;
            int tabIndex = 0;

			foreach(LabeledControlBase tb in m_textBoxes)
			{
			    tb.Location = new Point(margin, curY);
			    tb.LabelWidth = maxWidth;
				Size sz = new Size(m_btnOk.Left - (2 * margin), tb.Height);
			    tb.Size = sz;
			    tb.TabIndex = tabIndex++;

			    Controls.Add(tb);

			    curY += sz.Height + margin;
				tb.TagChanged += new TagChangedEventHandler(OnTagChanged);
			}

            m_btnOk.TabIndex = tabIndex++;
            m_btnCancel.TabIndex = tabIndex++;
			m_btnPreview.TabIndex = tabIndex++;
			
			if(curY < m_btnCancel.Bottom)
				curY = m_btnCancel.Bottom;

			else
				curY -= margin; // Remove margin (bottom of last control)

			m_btnPreview.Location = new Point(m_btnPreview.Left, curY - m_btnPreview.Height);
			m_panel.Location = new Point(m_panel.Left, m_btnPreview.Bottom + (margin * 2));
			m_txtPreview.TabIndex = tabIndex++;
			m_txtPreview.Location = new Point(m_txtPreview.Left, m_panel.Bottom + margin);

			m_previewSize = new Size(ClientSize.Width, m_txtPreview.Bottom + (margin * 2));
			m_noPreviewSize = new Size(ClientSize.Width, m_panel.Top);

            EnablePreview(Configuration.Preview.Enabled);
        }

        /// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose(Boolean disposing)
		{
			if(disposing)
			{
				if(components != null)
					components.Dispose();
			}

			base.Dispose(disposing);
		}

		private void OnTagChanged(Object sender, TagChangedEventArgs e)
		{
			StringBuilder sb = new StringBuilder(m_templateText);

			foreach(Tag tag in m_tags)
			{
				if(tag.Name == e.Name)
					tag.Value = (e.Value == string.Empty) ? null: e.Value;

				if(tag.Value != null)
					TemplateFormatter.ReplaceTag(ref sb, tag);
			}

			m_txtPreview.Text = Delim.Unescape(sb);
		}

		private void EnablePreview(Boolean enable)
		{
			m_enablePreview = enable;

			if(m_enablePreview)
			{
				this.ClientSize = m_previewSize;
				m_btnPreview.Text = "<< Preview";
			}

			else
			{
				this.ClientSize = m_noPreviewSize;
				m_btnPreview.Text = "Preview >>";
			}
		}

		private void m_btnPreview_Click(Object sender, System.EventArgs e)
		{
			EnablePreview(!m_enablePreview);
		}

		private void m_btnOk_Click(Object sender, System.EventArgs e)
		{
			// Make sure all Tags are processed
			StringBuilder sb = new StringBuilder(m_templateText);
			TemplateFormatter.ReplaceTags(ref sb, m_tags);
			m_txtPreview.Text = Delim.Unescape(sb);
		}

		private ArrayList m_textBoxes;
		private ArrayList m_tagNames;
		private ArrayList m_tags;
		private String m_templateText;
		private Size m_previewSize;
		private Size m_noPreviewSize;
		private Boolean m_enablePreview;

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.m_btnOk = new System.Windows.Forms.Button();
			this.m_btnCancel = new System.Windows.Forms.Button();
			this.m_panel = new System.Windows.Forms.Panel();
			this.m_btnPreview = new System.Windows.Forms.Button();
			this.m_txtPreview = new System.Windows.Forms.TextBox();
			this.SuspendLayout();
			// 
			// m_btnOk
			// 
			this.m_btnOk.DialogResult = System.Windows.Forms.DialogResult.OK;
			this.m_btnOk.Location = new System.Drawing.Point(360, 8);
			this.m_btnOk.Name = "m_btnOk";
			this.m_btnOk.TabIndex = 2;
			this.m_btnOk.Text = "OK";
			this.m_btnOk.Click += new System.EventHandler(this.m_btnOk_Click);
			// 
			// m_btnCancel
			// 
			this.m_btnCancel.CausesValidation = false;
			this.m_btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.m_btnCancel.Location = new System.Drawing.Point(360, 40);
			this.m_btnCancel.Name = "m_btnCancel";
			this.m_btnCancel.TabIndex = 3;
			this.m_btnCancel.Text = "Cancel";
			// 
			// m_panel
			// 
			this.m_panel.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
			this.m_panel.Location = new System.Drawing.Point(8, 208);
			this.m_panel.Name = "m_panel";
			this.m_panel.Size = new System.Drawing.Size(424, 4);
			this.m_panel.TabIndex = 4;
			// 
			// m_btnPreview
			// 
			this.m_btnPreview.Location = new System.Drawing.Point(360, 176);
			this.m_btnPreview.Name = "m_btnPreview";
			this.m_btnPreview.TabIndex = 5;
			this.m_btnPreview.Text = "<< Preview";
			this.m_btnPreview.Click += new System.EventHandler(this.m_btnPreview_Click);
			// 
			// m_txtPreview
			// 
			this.m_txtPreview.Location = new System.Drawing.Point(8, 224);
			this.m_txtPreview.Multiline = true;
			this.m_txtPreview.Name = "m_txtPreview";
			this.m_txtPreview.ReadOnly = true;
			this.m_txtPreview.ScrollBars = System.Windows.Forms.ScrollBars.Both;
			this.m_txtPreview.Size = new System.Drawing.Size(424, 208);
			this.m_txtPreview.TabIndex = 6;
			this.m_txtPreview.Text = "";
			this.m_txtPreview.WordWrap = false;
			// 
			// ParamForm
			// 
			this.AcceptButton = this.m_btnOk;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.m_btnCancel;
			this.ClientSize = new System.Drawing.Size(442, 440);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.m_txtPreview,
																		  this.m_btnPreview,
																		  this.m_panel,
																		  this.m_btnCancel,
																		  this.m_btnOk});
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "ParamForm";
			this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
			this.Load += new System.EventHandler(this.ParamForm_Load);
			this.ResumeLayout(false);

		}
		#endregion

	}
}