/// <summary>
/// 各派生クラスでの初期化処理を行う（メニューまたは AddView から生成される場合のみ実行れる）
/// </summary>
/// <param name="tOption"></param>
override protected void OnBuild(string tOption = "")
{
Dropdown tDropdown = _dropdown;
if (tDropdown == null)
{
tDropdown = gameObject.AddComponent <Dropdown>();
}
if (tDropdown == null)
{
// 異常
return;
}
Image tImage = _image;
//------------------------------------------
Vector2 tSize = GetCanvasSize();
if (tSize.x > 0 && tSize.y > 0)
{
SetSize(tSize.y * 0.28f, tSize.y * 0.05f);
}
ColorBlock tColorBlock = tDropdown.colors;
tColorBlock.fadeDuration = 0.1f;
tDropdown.colors = tColorBlock;
tImage.sprite = Resources.Load <Sprite>("uGUIHelper/Textures/UIDefaultButton");
tImage.color = Color.white;
tImage.type = Image.Type.Sliced;
// 初期のオプションを追加する
Dropdown.OptionData tDataA = new Dropdown.OptionData();
tDataA.text = "Option A";
tDropdown.options.Add(tDataA);
Dropdown.OptionData tDataB = new Dropdown.OptionData();
tDataB.text = "Option B";
tDropdown.options.Add(tDataB);
Dropdown.OptionData tDataC = new Dropdown.OptionData();
tDataC.text = "Option C";
tDropdown.options.Add(tDataC);
// Label
UIText tLabel = AddView <UIText>("Label", "FitOff");
tLabel.text = tDropdown.options[0].text;
tLabel.SetAnchorToStretch();
tLabel.SetMargin(10, 25, 7, 6);
tLabel._text.alignment = TextAnchor.MiddleLeft;
// tLabel._text.fontSize = 0 ;
tLabel._text.color = new Color32(50, 50, 50, 255);
tDropdown.captionText = tLabel._text;
// Arrow
UIImage tArrow = AddView <UIImage>("Arrow");
tArrow.sprite = Resources.Load <Sprite>("uGUIHelper/Textures/UIDefaultArrowDown");
tArrow.color = Color.white;
tArrow.type = Image.Type.Sliced;
tArrow.SetAnchorToRightMiddle();
tArrow.SetPosition(-18, 0);
float s = _h * 0.6f;
tArrow.SetSize(s, s);
// ScrollView
UIScrollView tScrollView = AddView <UIScrollView>("Template", "Dropdown");
tScrollView.SetAnchorToStretchBottom();
tScrollView.SetPosition(0, 2);
tScrollView.SetSize(0, _h * 5);
tScrollView.SetPivot(0.5f, 1.0f);
// tScrollView.SetColor( 0xFFFFFFFF ) ;
tScrollView.isVerticalScrollber = true;
tScrollView._scrollRect.verticalScrollbarSpacing = -2;
tScrollView.content._h = _h;
tDropdown.template = tScrollView._rectTransform;
// テンプレートアイテムを１つ追加する
tScrollView.dropdownItem._h = _h;
// 最後に無効化
tScrollView.SetActive(false);
ResetRectTransform();
}