Nope, the properties that were left with their default state don't show up in the designer generated code.

Here are some samples of the Infragistic's Text editor and C# default text editor's designer generated code.

Note: No properties were set for both controls.

this.mmUltraTextEditor23.BindingSourceMember = null;
this.mmUltraTextEditor23.ControlID = new System.Guid("00000000-0000-0000-0000-000000000000");
this.mmUltraTextEditor23.Location = new System.Drawing.Point(458, 261);
this.mmUltraTextEditor23.Name = "mmUltraTextEditor23";
this.mmUltraTextEditor23.Size = new System.Drawing.Size(240, 21);
this.mmUltraTextEditor23.TabIndex = 50;
this.mmUltraTextEditor23.Text = "mmUltraTextEditor23";


this.textBox17.Location = new System.Drawing.Point(430, 358);
this.textBox17.Name = "textBox17";
this.textBox17.Size = new System.Drawing.Size(257, 20);
this.textBox17.TabIndex = 57;