addalbumdialog.cs

这是一个小型的相片管理器

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;
using VirtualPhotoOrganizer.Util;
using TXML;

namespace VirtualPhotoOrganizer.Dialogs
{
	/// <summary>
	/// Used for adding an empty album to the root album
	/// </summary>
	internal class AddAlbumDialog : System.Windows.Forms.Form
	{
		// that's the only two global lang string we need
		private string lsNewAlbum;
		private string lsAlbumName;

		// a lanugae string
		private string LsExists;

		// the albumName and albumPath strings
		private string _AlbumName;
		private string _AlbumPath;

		private System.Windows.Forms.FolderBrowserDialog fbd;
		private System.Windows.Forms.TextBox tbPath;
		private System.Windows.Forms.Button bBrowse;
		private System.Windows.Forms.Button bOK;
		private System.Windows.Forms.Button bCancel;
		private System.Windows.Forms.TextBox tbAlbumName;
		private System.Windows.Forms.Label lbAlbumName;
		/// <summary>
		/// Erforderliche Designervariable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public AddAlbumDialog() {
			//
			// Erforderlich f黵 die Windows Form-Designerunterst黷zung
			//
			InitializeComponent();

//			LoadLanguageStrings();
			string albumPath = GetDefaultFolder();
			tbPath.Text = albumPath;
			tbAlbumName.Text = lsNewAlbum;
		}

		/// <summary>
		/// Die verwendeten Ressourcen bereinigen.
		/// </summary>
		protected override void Dispose(bool disposing) {
			if (disposing) {
				if (components != null) {
					components.Dispose();
				}
			}
			base.Dispose(disposing);
		}

		private void LoadLanguageStrings() {
			string lsTitle;
			string lsBrowse;
			string lsOK;
			string lsCancel;
			const string MN = "AddAlbumDialog";

			try {
				TXML.TXmlReader reader = XmlHandler.OpenLangFile();

				lsTitle = reader.GetString(MN, "Title", "Add Album");
				lsBrowse = reader.GetString(MN, "Browse", "Browse");
				lsOK = reader.GetString(MN, "OK", "OK");
				lsCancel = reader.GetString(MN, "Cancel", "Cancel");
				lsNewAlbum = reader.GetString(MN, "NewAlbum", "NewAlbum");
				lsAlbumName = reader.GetString(MN, "AlbumName", "Album name:");
				LsExists = reader.GetString(MN, "Exists", "An album with that name already exists, please choose a different name!");

				reader.Close();
			}
			catch {
				lsTitle = "Add Album";
				lsBrowse = "Browse";
				lsOK = "OK";
				lsCancel = "Cancel";
				lsNewAlbum = "NewAlbum";
				lsAlbumName = "Album name:";
				LsExists = "An album with that name already exists, please choose a different name!";
			}

			this.Text = lsTitle;
			this.lbAlbumName.Text = lsAlbumName;
			bBrowse.Text = lsBrowse;
			bOK.Text = lsOK;
			bCancel.Text = lsCancel;
		}


		/// <summary>
		/// returns the default folder for the new album
		/// </summary>
		/// <returns></returns>
		private string GetDefaultFolder() {
			/* keep probing the defaultAlbumFolder for the suggested directory name, while increasing 
			 * the number at the end by 1 every turn*/
			Settings settings = new Settings();
			int i = 1;
			string albumName = settings.DefaultAlbumFolder + '\\' + lsNewAlbum + i.ToString();
			while (Directory.Exists(albumName)) {
				i++;
				albumName = settings.DefaultAlbumFolder + '\\' + lsNewAlbum + i.ToString();
			}

			return albumName;
		}


		public string AlbumPath {
			get { return _AlbumPath; }
		}
		public string AlbumName {
			get { return _AlbumName; }
		}

		/// <summary>
		/// Removes the directories from a given path and returnes only the file name
		/// </summary>
		private string GetFileNameFromPath(string path) {
			int i = 0;
			for (i = path.Length - 1; i > 0; i--) {
				if (path[i] == '\\')
					break;
			}

			if (i != 0 && i != (path.Length - 1))
				return path.Substring(i + 1, path.Length - 1);
			else
				return "";
		}

		#region Vom Windows Form-Designer generierter Code
		/// <summary>
		/// Erforderliche Methode f黵 die Designerunterst黷zung. 
		/// Der Inhalt der Methode darf nicht mit dem Code-Editor ge鋘dert werden.
		/// </summary>
		private void InitializeComponent() {
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(AddAlbumDialog));
			this.bOK = new System.Windows.Forms.Button();
			this.bCancel = new System.Windows.Forms.Button();
			this.fbd = new System.Windows.Forms.FolderBrowserDialog();
			this.tbPath = new System.Windows.Forms.TextBox();
			this.bBrowse = new System.Windows.Forms.Button();
			this.tbAlbumName = new System.Windows.Forms.TextBox();
			this.lbAlbumName = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// bOK
			// 
			this.bOK.DialogResult = System.Windows.Forms.DialogResult.OK;
			this.bOK.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.bOK.Location = new System.Drawing.Point(470, 121);
			this.bOK.Name = "bOK";
			this.bOK.Size = new System.Drawing.Size(90, 24);
			this.bOK.TabIndex = 0;
			this.bOK.Text = "创建相册";
			// 
			// bCancel
			// 
			this.bCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.bCancel.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.bCancel.Location = new System.Drawing.Point(576, 121);
			this.bCancel.Name = "bCancel";
			this.bCancel.Size = new System.Drawing.Size(90, 24);
			this.bCancel.TabIndex = 1;
			this.bCancel.Text = "取消创建";
			// 
			// tbPath
			// 
			this.tbPath.Location = new System.Drawing.Point(10, 69);
			this.tbPath.Name = "tbPath";
			this.tbPath.Size = new System.Drawing.Size(566, 21);
			this.tbPath.TabIndex = 3;
			this.tbPath.Text = "";
			this.tbPath.KeyDown += new System.Windows.Forms.KeyEventHandler(this.tbPath_KeyDown);
			this.tbPath.TextChanged += new System.EventHandler(this.tbPath_TextChanged);
			// 
			// bBrowse
			// 
			this.bBrowse.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.bBrowse.Location = new System.Drawing.Point(595, 69);
			this.bBrowse.Name = "bBrowse";
			this.bBrowse.Size = new System.Drawing.Size(90, 25);
			this.bBrowse.TabIndex = 4;
			this.bBrowse.Text = "浏览";
			this.bBrowse.Click += new System.EventHandler(this.bBrowse_Click);
			// 
			// tbAlbumName
			// 
			this.tbAlbumName.Location = new System.Drawing.Point(154, 26);
			this.tbAlbumName.Name = "tbAlbumName";
			this.tbAlbumName.Size = new System.Drawing.Size(220, 21);
			this.tbAlbumName.TabIndex = 2;
			this.tbAlbumName.Text = "";
			this.tbAlbumName.KeyDown += new System.Windows.Forms.KeyEventHandler(this.tbAlbumName_KeyDown);
			this.tbAlbumName.TextChanged += new System.EventHandler(this.tbAlbumName_TextChanged);
			// 
			// lbAlbumName
			// 
			this.lbAlbumName.Location = new System.Drawing.Point(19, 26);
			this.lbAlbumName.Name = "lbAlbumName";
			this.lbAlbumName.Size = new System.Drawing.Size(120, 25);
			this.lbAlbumName.TabIndex = 5;
			this.lbAlbumName.Text = "相册名称:";
			// 
			// AddAlbumDialog
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(703, 191);
			this.ControlBox = false;
			this.Controls.Add(this.lbAlbumName);
			this.Controls.Add(this.tbAlbumName);
			this.Controls.Add(this.tbPath);
			this.Controls.Add(this.bBrowse);
			this.Controls.Add(this.bCancel);
			this.Controls.Add(this.bOK);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "AddAlbumDialog";
			this.Text = "创建新相册";
			this.ResumeLayout(false);

		}
		#endregion

		private void bBrowse_Click(object sender, System.EventArgs e) {
			if (fbd.ShowDialog() == DialogResult.OK)
				tbPath.Text = fbd.SelectedPath;
		}

		private void tbAlbumName_TextChanged(object sender, System.EventArgs e) {
			_AlbumName = tbAlbumName.Text;
		}

		private void tbPath_TextChanged(object sender, System.EventArgs e) {
			_AlbumPath = tbPath.Text;
		}

		private void tbAlbumName_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e) {
			if (e.KeyCode == Keys.Enter)
				this.DialogResult = DialogResult.OK;
		}

		private void tbPath_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e) {
			if (e.KeyCode == Keys.Enter)
				this.DialogResult = DialogResult.OK;
		}
	}
}