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Dealing with Progressive Operations

, 10 May 2010
Through a clean OOP solution to deal with progressive operations, I will implicitly show you how OOP principles can work together to make a full, clean solution.
namespace MultipleThreadsSample
{
    partial class frmSearch
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #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.components = new System.ComponentModel.Container();
            this.label1 = new System.Windows.Forms.Label();
            this.txtSearchText = new System.Windows.Forms.TextBox();
            this.label2 = new System.Windows.Forms.Label();
            this.txtSearchPath = new System.Windows.Forms.TextBox();
            this.btnBrowse = new System.Windows.Forms.Button();
            this.tip = new System.Windows.Forms.ToolTip(this.components);
            this.tab = new System.Windows.Forms.TabControl();
            this.pgResults = new System.Windows.Forms.TabPage();
            this.lstFiles = new System.Windows.Forms.ListBox();
            this.pgRunningThreads = new System.Windows.Forms.TabPage();
            this.lstFolders = new System.Windows.Forms.ListBox();
            this.pgb = new System.Windows.Forms.ProgressBar();
            this.btnStart = new System.Windows.Forms.Button();
            this.chkIncludeSubFolders = new System.Windows.Forms.CheckBox();
            this.lblStatus = new System.Windows.Forms.Label();
            this.dlg = new System.Windows.Forms.FolderBrowserDialog();
            this.tab.SuspendLayout();
            this.pgResults.SuspendLayout();
            this.pgRunningThreads.SuspendLayout();
            this.SuspendLayout();
            // 
            // label1
            // 
            this.label1.AutoSize = true;
            this.label1.Location = new System.Drawing.Point(14, 17);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(59, 13);
            this.label1.TabIndex = 0;
            this.label1.Text = "&Search for:";
            // 
            // txtSearchText
            // 
            this.txtSearchText.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.txtSearchText.Location = new System.Drawing.Point(88, 14);
            this.txtSearchText.Name = "txtSearchText";
            this.txtSearchText.Size = new System.Drawing.Size(273, 20);
            this.txtSearchText.TabIndex = 1;
            // 
            // label2
            // 
            this.label2.AutoSize = true;
            this.label2.Location = new System.Drawing.Point(14, 43);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(68, 13);
            this.label2.TabIndex = 2;
            this.label2.Text = "Search &path:";
            // 
            // txtSearchPath
            // 
            this.txtSearchPath.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.txtSearchPath.Location = new System.Drawing.Point(88, 40);
            this.txtSearchPath.Name = "txtSearchPath";
            this.txtSearchPath.Size = new System.Drawing.Size(234, 20);
            this.txtSearchPath.TabIndex = 3;
            // 
            // btnBrowse
            // 
            this.btnBrowse.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.btnBrowse.Location = new System.Drawing.Point(331, 40);
            this.btnBrowse.Name = "btnBrowse";
            this.btnBrowse.Size = new System.Drawing.Size(30, 20);
            this.btnBrowse.TabIndex = 4;
            this.btnBrowse.Text = "...";
            this.tip.SetToolTip(this.btnBrowse, "Browse folder");
            this.btnBrowse.UseVisualStyleBackColor = true;
            this.btnBrowse.Click += new System.EventHandler(this.btnBrowse_Click);
            // 
            // tab
            // 
            this.tab.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
                        | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.tab.Controls.Add(this.pgResults);
            this.tab.Controls.Add(this.pgRunningThreads);
            this.tab.Location = new System.Drawing.Point(17, 104);
            this.tab.Name = "tab";
            this.tab.SelectedIndex = 0;
            this.tab.Size = new System.Drawing.Size(343, 267);
            this.tab.TabIndex = 5;
            // 
            // pgResults
            // 
            this.pgResults.Controls.Add(this.lstFiles);
            this.pgResults.Location = new System.Drawing.Point(4, 22);
            this.pgResults.Name = "pgResults";
            this.pgResults.Padding = new System.Windows.Forms.Padding(3);
            this.pgResults.Size = new System.Drawing.Size(335, 241);
            this.pgResults.TabIndex = 0;
            this.pgResults.Text = "Search results";
            this.pgResults.UseVisualStyleBackColor = true;
            // 
            // lstFiles
            // 
            this.lstFiles.Dock = System.Windows.Forms.DockStyle.Fill;
            this.lstFiles.FormattingEnabled = true;
            this.lstFiles.Location = new System.Drawing.Point(3, 3);
            this.lstFiles.Name = "lstFiles";
            this.lstFiles.Size = new System.Drawing.Size(329, 225);
            this.lstFiles.TabIndex = 0;
            // 
            // pgRunningThreads
            // 
            this.pgRunningThreads.Controls.Add(this.lstFolders);
            this.pgRunningThreads.Location = new System.Drawing.Point(4, 22);
            this.pgRunningThreads.Name = "pgRunningThreads";
            this.pgRunningThreads.Padding = new System.Windows.Forms.Padding(3);
            this.pgRunningThreads.Size = new System.Drawing.Size(335, 241);
            this.pgRunningThreads.TabIndex = 1;
            this.pgRunningThreads.Text = "Folders being processed";
            this.pgRunningThreads.UseVisualStyleBackColor = true;
            // 
            // lstFolders
            // 
            this.lstFolders.Dock = System.Windows.Forms.DockStyle.Fill;
            this.lstFolders.FormattingEnabled = true;
            this.lstFolders.Location = new System.Drawing.Point(3, 3);
            this.lstFolders.Name = "lstFolders";
            this.lstFolders.Size = new System.Drawing.Size(329, 225);
            this.lstFolders.TabIndex = 0;
            // 
            // pgb
            // 
            this.pgb.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.pgb.Location = new System.Drawing.Point(20, 383);
            this.pgb.Name = "pgb";
            this.pgb.Size = new System.Drawing.Size(336, 20);
            this.pgb.TabIndex = 6;
            this.pgb.Visible = false;
            // 
            // btnStart
            // 
            this.btnStart.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
            this.btnStart.Location = new System.Drawing.Point(284, 75);
            this.btnStart.Name = "btnStart";
            this.btnStart.Size = new System.Drawing.Size(76, 19);
            this.btnStart.TabIndex = 7;
            this.btnStart.Text = "Start";
            this.btnStart.UseVisualStyleBackColor = true;
            this.btnStart.Click += new System.EventHandler(this.btnStart_Click);
            // 
            // chkIncludeSubFolders
            // 
            this.chkIncludeSubFolders.AutoSize = true;
            this.chkIncludeSubFolders.Location = new System.Drawing.Point(17, 75);
            this.chkIncludeSubFolders.Name = "chkIncludeSubFolders";
            this.chkIncludeSubFolders.Size = new System.Drawing.Size(112, 17);
            this.chkIncludeSubFolders.TabIndex = 8;
            this.chkIncludeSubFolders.Text = "Include subfolders";
            this.chkIncludeSubFolders.UseVisualStyleBackColor = true;
            // 
            // lblStatus
            // 
            this.lblStatus.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
            this.lblStatus.AutoSize = true;
            this.lblStatus.Location = new System.Drawing.Point(21, 387);
            this.lblStatus.Name = "lblStatus";
            this.lblStatus.Size = new System.Drawing.Size(161, 13);
            this.lblStatus.TabIndex = 9;
            this.lblStatus.Text = "Search operation has not started";
            // 
            // frmSearch
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(376, 424);
            this.Controls.Add(this.pgb);
            this.Controls.Add(this.lblStatus);
            this.Controls.Add(this.chkIncludeSubFolders);
            this.Controls.Add(this.btnStart);
            this.Controls.Add(this.tab);
            this.Controls.Add(this.btnBrowse);
            this.Controls.Add(this.txtSearchPath);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.txtSearchText);
            this.Controls.Add(this.label1);
            this.Name = "frmSearch";
            this.Text = "Search...";
            this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.frmSearch_FormClosing);
            this.tab.ResumeLayout(false);
            this.pgResults.ResumeLayout(false);
            this.pgRunningThreads.ResumeLayout(false);
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.TextBox txtSearchText;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.TextBox txtSearchPath;
        private System.Windows.Forms.Button btnBrowse;
        private System.Windows.Forms.ToolTip tip;
        private System.Windows.Forms.TabControl tab;
        private System.Windows.Forms.TabPage pgResults;
        private System.Windows.Forms.TabPage pgRunningThreads;
        private System.Windows.Forms.ProgressBar pgb;
        private System.Windows.Forms.ListBox lstFiles;
        private System.Windows.Forms.ListBox lstFolders;
        private System.Windows.Forms.Button btnStart;
        private System.Windows.Forms.CheckBox chkIncludeSubFolders;
        private System.Windows.Forms.Label lblStatus;
        private System.Windows.Forms.FolderBrowserDialog dlg;
    }
}

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About the Author

_Erik_
Technical Lead
Spain Spain
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Web04 | 2.8.140916.1 | Last Updated 10 May 2010
Article Copyright 2010 by _Erik_
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