Some tips to become the master of DevExpress

Best way to set the same Look-and-Feel style of the entire application with DXperience for Windows Form

static void Main() {

    DevExpress.LookAndFeel.UserLookAndFeel.Default.SkinName = "skinName";  // <<< this line

    Application.EnableVisualStyles();
    Application.SetCompatibleTextRenderingDefault(false);
    Application.Run(new MainForm());

}

static void Main() {

DevExpress.LookAndFeel.UserLookAndFeel.Default.SkinName = "skinName"; // <<< this line

Application.EnableVisualStyles();

Application.SetCompatibleTextRenderingDefault(false);

Application.Run(new MainForm());

}

https://www.devexpress.com/Support/Center/Question/Details/K18013

How to remove the column on the left of the first column (GridEdit)

Setting the GridView.OptionsView.ShowIndicator property to false

1

Setting the GridView.OptionsView.ShowIndicator property to false

https://www.devexpress.com/Support/Center/Question/Details/CQ55903
Allow only decimal number in TextEdit

Set MaskType = Numeric Set EditMask = "d"

1
2

Set MaskType = Numeric
Set EditMask = "d"

https://documentation.devexpress.com/#WindowsForms/CustomDocument1498

Add object to item of ComboBoxEdit

ComboBoxEdit combo = new ComboBoxEdit(); //You can use comboboxEdit existed on form
  ComboBoxItemCollection coll = combo.Properties.Items;
  coll.BeginUpdate();
  try {
    coll.Add(new PersonInfo("Sven", "Petersen"));
    coll.Add(new PersonInfo("Cheryl", "Saylor"));
    coll.Add(new PersonInfo("Dirk", "Luchte"));
  }
  finally {
    coll.EndUpdate();
  }
  combo.SelectedIndex = -1;
  Controls.Add(combo);


//...

  public class PersonInfo {
    private string _firstName;
    private string _lastName; 
    public PersonInfo(string firstName, string lastName) {
      _firstName = firstName;
      _lastName = lastName;
    }
    public override string ToString() {
      return _firstName + " " + _lastName;
    }
  }

ComboBoxEdit combo = new ComboBoxEdit(); //You can use comboboxEdit existed on form

ComboBoxItemCollection coll = combo.Properties.Items;

coll.BeginUpdate();

try {

coll.Add(new PersonInfo("Sven", "Petersen"));

coll.Add(new PersonInfo("Cheryl", "Saylor"));

coll.Add(new PersonInfo("Dirk", "Luchte"));

}

finally {

coll.EndUpdate();

}

combo.SelectedIndex = -1;

Controls.Add(combo);

//...

public class PersonInfo {

private string _firstName;

private string _lastName;

public PersonInfo(string firstName, string lastName) {

_firstName = firstName;

_lastName = lastName;

}

public override string ToString() {

return _firstName + " " + _lastName;

}

https://documentation.devexpress.com/#windowsforms/clsDevExpressXtraEditorsComboBoxEdittopic

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