Basic working program.

It will merge PDFs from a directory. Configuration is currently all
manual.

ConfForm.Designer.cs

@@ -0,0 +1,159 @@
+using System.Configuration;
+
+namespace PDF_Merge
+{
+    partial class ConfForm
+    {
+        /// <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()
+        {
+            saveBtn = new Button();
+            cancelBtn = new Button();
+            sourceBox = new TextBox();
+            outputBox = new TextBox();
+            folderBrowserDialog1 = new FolderBrowserDialog();
+            sourceLabel = new Label();
+            outputLabel = new Label();
+            checkBox1 = new CheckBox();
+            sourceDirBtn = new Button();
+            outPathBtn = new Button();
+            SuspendLayout();
+            // 
+            // saveBtn
+            // 
+            saveBtn.Location = new Point(327, 175);
+            saveBtn.Name = "saveBtn";
+            saveBtn.Size = new Size(112, 34);
+            saveBtn.TabIndex = 0;
+            saveBtn.Text = "Save";
+            saveBtn.UseVisualStyleBackColor = true;
+            // 
+            // cancelBtn
+            // 
+            cancelBtn.Location = new Point(193, 175);
+            cancelBtn.Name = "cancelBtn";
+            cancelBtn.Size = new Size(112, 34);
+            cancelBtn.TabIndex = 1;
+            cancelBtn.Text = "Cancel";
+            cancelBtn.UseVisualStyleBackColor = true;
+            cancelBtn.Click += this.cancelBtn_Click;
+            // 
+            // sourceBox
+            // 
+            sourceBox.Location = new Point(171, 28);
+            sourceBox.Name = "sourceBox";
+            sourceBox.Size = new Size(150, 31);
+            sourceBox.TabIndex = 2;
+            // 
+            // outputBox
+            // 
+            outputBox.Location = new Point(171, 68);
+            outputBox.Name = "outputBox";
+            outputBox.Size = new Size(150, 31);
+            outputBox.TabIndex = 3;
+            // 
+            // sourceLabel
+            // 
+            sourceLabel.AutoSize = true;
+            sourceLabel.Location = new Point(22, 28);
+            sourceLabel.Name = "sourceLabel";
+            sourceLabel.Size = new Size(143, 25);
+            sourceLabel.TabIndex = 4;
+            sourceLabel.Text = "Source Directory";
+            // 
+            // outputLabel
+            // 
+            outputLabel.AutoSize = true;
+            outputLabel.Location = new Point(25, 68);
+            outputLabel.Name = "outputLabel";
+            outputLabel.Size = new Size(108, 25);
+            outputLabel.TabIndex = 5;
+            outputLabel.Text = "Output Path";
+            // 
+            // checkBox1
+            // 
+            checkBox1.AutoSize = true;
+            checkBox1.Checked = true;
+            checkBox1.CheckState = CheckState.Checked;
+            checkBox1.Location = new Point(171, 105);
+            checkBox1.Name = "checkBox1";
+            checkBox1.Size = new Size(179, 29);
+            checkBox1.TabIndex = 6;
+            checkBox1.Text = "Overwrite Existing";
+            checkBox1.UseVisualStyleBackColor = true;
+            // 
+            // sourceDirBtn
+            // 
+            sourceDirBtn.Location = new Point(327, 26);
+            sourceDirBtn.Name = "sourceDirBtn";
+            sourceDirBtn.Size = new Size(41, 34);
+            sourceDirBtn.TabIndex = 7;
+            sourceDirBtn.Text = "...";
+            sourceDirBtn.UseVisualStyleBackColor = true;
+            // 
+            // outPathBtn
+            // 
+            outPathBtn.Location = new Point(327, 66);
+            outPathBtn.Name = "outPathBtn";
+            outPathBtn.Size = new Size(41, 34);
+            outPathBtn.TabIndex = 8;
+            outPathBtn.Text = "...";
+            outPathBtn.UseVisualStyleBackColor = true;
+            // 
+            // ConfForm
+            // 
+            AutoScaleDimensions = new SizeF(10F, 25F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(500, 282);
+            Controls.Add(outPathBtn);
+            Controls.Add(sourceDirBtn);
+            Controls.Add(checkBox1);
+            Controls.Add(outputLabel);
+            Controls.Add(sourceLabel);
+            Controls.Add(outputBox);
+            Controls.Add(sourceBox);
+            Controls.Add(cancelBtn);
+            Controls.Add(saveBtn);
+            Name = "ConfForm";
+            Text = "Configure";
+            ResumeLayout(false);
+            PerformLayout();
+        }
+
+        #endregion
+
+        private Button saveBtn;
+        private Button cancelBtn;
+        private TextBox sourceBox;
+        private TextBox outputBox;
+        private FolderBrowserDialog folderBrowserDialog1;
+        private Label sourceLabel;
+        private Label outputLabel;
+        private CheckBox checkBox1;
+        private Button sourceDirBtn;
+        private Button outPathBtn;
+    }
+}