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Fixes #773. Added a default drop down height to the ComboBox.

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This commit is contained in:
BDisp
2020-07-11 10:12:26 +01:00
parent 6bba29813f
commit 829cd1e3d1
2 changed files with 22 additions and 5 deletions
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21
Terminal.Gui/Views/ComboBox.cs
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@@ -69,6 +69,7 @@ namespace Terminal.Gui {
readonly TextField search;
readonly ListView listview;
bool autoHide = true;
int dropDownHeight = 4;
/// <summary>
/// Public constructor
@@ -110,6 +111,10 @@ namespace Terminal.Gui {
private void Initialize ()
{
if (Bounds.Height < dropDownHeight && Height is Dim.DimAbsolute) {
Height = dropDownHeight;
}
search.TextChanged += Search_Changed;
listview.Y = Pos.Bottom (search);
@@ -157,6 +162,20 @@ namespace Terminal.Gui {
/// <value>The selected item or -1 none selected.</value>
public int SelectedItem { private set; get; }
/// <summary>
/// Gets or Sets the list height when is drop down. Ensures at least the SelectedItem is shown.
/// </summary>
public int DropDownHeight {
get { return dropDownHeight; }
set {
if (value < 1) {
dropDownHeight = 1;
} else {
dropDownHeight = value;
}
}
}
bool isShow = false;
///<inheritdoc/>
@@ -504,7 +523,7 @@ namespace Terminal.Gui {
if (Bounds.Height == 0)
return 0;
return Math.Min (Bounds.Height - 1, searchset?.Count > 0 ? searchset.Count : isShow ? Bounds.Height - 1 : 0);
return Math.Min (Math.Max(Bounds.Height - 1, dropDownHeight), searchset?.Count > 0 ? searchset.Count : isShow ? Math.Max (Bounds.Height - 1, dropDownHeight) : 0);
}
}
}

6
UICatalog/Scenarios/Unicode.cs
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@@ -56,20 +56,18 @@ namespace UICatalog {
var checkBox = new CheckBox (gitString) { X = 20, Y = Pos.Y (label), Width = Dim.Percent (50) };
Win.Add (checkBox);
// BUGBUG: Combobox does not deal with unicode properly.
#if false
label = new Label ("ComboBox:") { X = Pos.X (label), Y = Pos.Bottom (label) + 1 };
Win.Add (label);
var comboBox = new ComboBox () {
X = 20,
Y = Pos.Y (label),
Width = Dim.Percent (50),
Width = Dim.Percent (50)
};
comboBox.SetSource (new List<string> () { gitString, "Со_хранить" });
Win.Add (comboBox);
comboBox.Text = gitString;
#endif
label = new Label ("HexView:") { X = Pos.X (label), Y = Pos.Bottom (label) + 2 };
Win.Add (label);
var hexView = new HexView (new System.IO.MemoryStream (Encoding.ASCII.GetBytes (gitString + " Со_хранить"))) {