DeploymentTracker.App.Windows.PackageDeployment.BtnDeploy_Click C# (CSharp) Method

        private void BtnDeploy_Click(object sender, EventArgs e)
        {
            try
            {
                bool isLocalDeployment = this.tabControl1.SelectedTab.Name.Equals("tabLocalDeployment");

                this.Text = this.Text.Contains(this.txtSolutionName.Text) ? this.Text : string.Concat(this.Text, "-[", this.txtSolutionName.Text, "]");
                this.progressBar.Maximum = this.progressBar.Step * this.totalStepsIdentified;  // number of task
                this.btnViewBuildLog.Enabled = this.btnViewDeployLog.Enabled = this.btnViewTFLog.Enabled = false;

                if (!isLocalDeployment)
                {
                    this.buildArgs = this.PrepareBuildArgs();
                    this.buildArgs.Validate();

                    //replace with new name
                    this.buildArgs.ModifiedSolutionName = string.Concat(this.buildArgs.SolutionName, "-", this.buildArgs.Version);
                }
                else
                {
                    if (string.IsNullOrEmpty(this.txtPackagePath.Text) || !File.Exists(this.txtPackagePath.Text))
                    {
                        throw new ArgumentException("Invalid package file path", "Package Path");
                    }

                    if (string.IsNullOrEmpty(this.txtConfigPath.Text) || !File.Exists(this.txtConfigPath.Text))
                    {
                        throw new ArgumentException("Invalid configuration file path", "Config Path");
                    }

                    // save this in form variable to avoid STA
                    this.pkgNameForLocalDeployment = Path.GetFileNameWithoutExtension(this.txtPackagePath.Text);
                }

                this.cloudArgs = this.PrepareCloudArgs();

                // validate the publish setting path and subscriptions combo
                if (string.IsNullOrEmpty(this.txtPublishSettingsFilePath.Text) || !File.Exists(this.txtPublishSettingsFilePath.Text))
                {
                    throw new ArgumentException("Invalid publish settings file path", "Publish Settings File");
                }

                if (this.cbxSubscriptions.SelectedIndex == -1)
                {
                    throw new ArgumentException("Atleast one subscriptions should be selected", "Subscriptions");
                }

                this.cloudArgs.Validate();

                this.ResetTreeViewNodes(this.tvCheckList.Nodes["10"]);
                this.ResetTreeViewNodes(this.tvCheckList.Nodes["20"]);
                this.progressBar.Value = this.progressBar.Minimum;

                if (!this.backgroundWorker.IsBusy)
                {
                    this.SetUserActionOnFrom(false);
                    this.backgroundWorker.RunWorkerAsync(isLocalDeployment);
                }
            }
            catch (ArgumentNullException argEx)
            {
                argEx.ShowUIException();
            }
            catch (ArgumentException argEx)
            {
                argEx.ShowUIException();
            }
        }