private void SetCapturedItem(ScrollBarElement Value)
{
if (this._CapturedItem != Value)
{
this._CapturedItem = Value;
this.InvalidateCallback?.Invoke();
}
}
private static int RepeatPeriod => 960 / (SystemInformation.KeyboardSpeed + 1); // arbitrary
private void SetHoveredItem(ScrollBarElement CurrentPosition, bool InvalidateIfChanged)
{
if (this.LastHoveredItem != CurrentPosition)
{
// Possible optimization: Can omit invalidate event if hovering over the tracks because they have no hover effect.
// It's not that simple though because it depends on captured item, active item and all sorts of stuff... So pretty error prone.
this.LastHoveredItem = CurrentPosition;
if (InvalidateIfChanged)
{
this.InvalidateCallback?.Invoke();
}
}
}
private Hotness GetItemHotness(ScrollBarElement HoveredItem, ScrollBarElement TestItem, bool CanBeHotWithoutHover = false)
{
if (this.CapturedItem == TestItem && this.IsCapturedItemActive)
{
// Active
if (CanBeHotWithoutHover || HoveredItem == TestItem)
{
return(Hotness.VeryHot);
}
else
{
return(Hotness.Warm);
}
}
if (this.CapturedItem == TestItem || (HoveredItem == TestItem && this.CapturedItem == ScrollBarElement.None))
{
return(Hotness.Warm);
}
return(Hotness.Inactive);
}
/// <summary>
/// Disposes the control.
/// </summary>
/// <param name="disposing">Whether Dispose has been called.</param>
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (disposing)
{
this.VScrollBarElement.ValueChanged -= this.OnScrollBarValueChanged;
this.VScrollBarElement.VisibleChanged -= this.OnScrollBarVisibleChanged;
this.vertScrollBarElement = null;
this.HScrollBarElement.ValueChanged -= this.OnScrollBarValueChanged;
this.HScrollBarElement.VisibleChanged -= this.OnScrollBarVisibleChanged;
this.horiScrollBarElement = null;
if (this.scrollBarCorner != null)
{
this.scrollBarCorner.Dispose();
this.scrollBarCorner = null;
}
}
}
public static IElement ParseElement(string localizedType, string designedId, string designedName, IElement parent)
{
IElement element = null;
switch (localizedType.ToLower())
{
case ElementBase.WINDOW:
element = new WindowElement();
element.Attributes.ElementType = ElementBase.WINDOW_TYPE;
break;
case ElementBase.DIALOG:
element = new WindowElement();
element.Attributes.ElementType = ElementBase.DIALOG_TYPE;
break;
case ElementBase.BUTTON:
element = new ButtonElement();
element.Attributes.ElementType = ElementBase.BUTTON_TYPE;
break;
case ElementBase.COMBO_BOX:
element = new ComboBoxElement();
element.Attributes.ElementType = ElementBase.COMBOBOX_TYPE;
break;
case ElementBase.TEXT:
element = new TextElement();
element.Attributes.ElementType = ElementBase.TEXT_TYPE;
break;
case ElementBase.PANE:
element = new ContainerElement();
element.Attributes.ElementType = ElementBase.CONTAINER_TYPE;
break;
case ElementBase.TITLE_BAR:
element = new TitleBarElement();
element.Attributes.ElementType = ElementBase.TITLEBAR_TYPE;
break;
case ElementBase.MENU_BAR:
element = new MenuBarElement();
element.Attributes.ElementType = ElementBase.MENUBAR_TYPE;
break;
case ElementBase.DOCUMENT:
element = new EditableTextElement();
element.Attributes.ElementType = ElementBase.EDITABLETEXT_TYPE;
break;
case ElementBase.TAB:
element = new TabPageElement();
element.Attributes.ElementType = ElementBase.TABPAGE_TYPE;
break;
case ElementBase.TAB_ITEM:
element = new TabItemElement();
element.Attributes.ElementType = ElementBase.TABITEM_TYPE;
break;
case ElementBase.SCROLL_BAR:
element = new ScrollBarElement();
element.Attributes.ElementType = ElementBase.SCROLLBAR_TYPE;
break;
//case THUMB:
case ElementBase.TREE:
element = new TreeViewElement();
element.Attributes.ElementType = ElementBase.TREEVIEW_TYPE;
break;
case ElementBase.TREE_VIEW:
element = new TreeViewElement();
element.Attributes.ElementType = ElementBase.TREEVIEW_TYPE;
break;
case ElementBase.TREE_ITEM:
element = new TreeItemElement();
element.Attributes.ElementType = ElementBase.TREEITEM_TYPE;
break;
case ElementBase.TABLE:
element = new TableElement();
element.Attributes.ElementType = ElementBase.TABLE_TYPE;
break;
//?
case ElementBase.HEADER:
element = new HeaderElement();
element.Attributes.ElementType = ElementBase.HEADER_TYPE;
break;
case ElementBase.ITEM:
if (parent != null && (parent is TableElement || parent is DatagridElement))
{
element = new RowElement();
element.Attributes.ElementType = ElementBase.ROW_TYPE;
}
break;
case ElementBase.LIST: //(listview or checkedlistbox)
element = new ListElement();
element.Attributes.ElementType = ElementBase.LIST_TYPE;
break;
case ElementBase.LIST_VIEW: //(listview or checkedlistbox)
element = new ListElement();
element.Attributes.ElementType = ElementBase.LIST_TYPE;
break;
case ElementBase.LIST_ITEM: //(table)
element = new ListItemElement();
element.Attributes.ElementType = ElementBase.LISTITEM_TYPE;
break;
case ElementBase.EDIT: //textbox
element = new EditableTextElement();
element.Attributes.ElementType = ElementBase.EDITABLETEXT_TYPE;
break;
case ElementBase.CHECK_BOX:
element = new CheckBoxElement();
element.Attributes.ElementType = ElementBase.CHECKBOX_TYPE;
break;
case ElementBase.RADIO_BUTTON:
element = new RadioButtonElement();
element.Attributes.ElementType = ElementBase.RADIO_BUTTON_TYPE;
break;
case ElementBase.CALENDAR:
element = new CalendarElement();
element.Attributes.ElementType = "Calendar";
break;
case ElementBase.CUSTOM:
element = new CustomElement();
element.Attributes.ElementType = "Custom";
break;
case ElementBase.DATAGRID:
element = new DatagridElement();
element.Attributes.ElementType = "DataGrid";
break;
case ElementBase.DATAGRID2:
element = new DatagridElement();
element.Attributes.ElementType = "DataGrid";
break;
case ElementBase.DATAITEM:
element = new DataitemElement();
element.Attributes.ElementType = "dataitem";
break;
case ElementBase.GROUP:
element = new GroupELement();
element.Attributes.ElementType = ElementBase.GROUP_TYPE;
break;
case ElementBase.HEADER_ITEM:
element = new HeaderItemElement();
element.Attributes.ElementType = "HeaderItem";
break;
case ElementBase.HYPERLINK:
element = new LinkElement();
element.Attributes.ElementType = "Hyperlink";
break;
case ElementBase.IMAGE:
element = new ImageElement();
element.Attributes.ElementType = "Image";
break;
case ElementBase.MENU:
element = new MenuElement();
element.Attributes.ElementType = "Menu";
break;
case ElementBase.PROGRESS_BAR:
element = new ProgressBarElement();
element.Attributes.ElementType = "ProgressBar";
break;
case ElementBase.SEPARATOR:
element = new SeparatorElement();
element.Attributes.ElementType = "Separator";
break;
case ElementBase.SLIDER:
element = new SliderElement();
element.Attributes.ElementType = "Slider";
break;
case ElementBase.SPINNER:
element = new SpinnerElement();
element.Attributes.ElementType = "Spinner";
break;
case ElementBase.SPLIT_BUTTON:
element = new SplitButtonElement();
element.Attributes.ElementType = "SplitButton";
break;
case ElementBase.STATUS_BAR:
element = new StatusBarElement();
element.Attributes.ElementType = "StatusBar";
break;
case ElementBase.TOOL_BAR:
element = new ToolBarElement();
element.Attributes.ElementType = "ToolBar";
break;
case ElementBase.TOOL_TIP:
element = new ToolTipElement();
element.Attributes.ElementType = "ToolTip";
break;
//?
case ElementBase.MENU_ITEM:
element = new MenuItemElement();
element.Attributes.ElementType = "MenuItem";
break;
case ElementBase.LINK:
element = new LinkElement();
element.Attributes.ElementType = ElementBase.LINK_TYPE;
break;
}
if (element == null)
{
if (parent is TableElement || parent is DatagridElement)
{
element = new RowElement();
element.Attributes.ElementType = ElementBase.ROW_TYPE;
}
else if (parent is RowElement)
{
element = new CellElement();
element.Attributes.ElementType = ElementBase.CELL_TYPE;
}
else
{
element = new UnknownELement();
element.Attributes.ElementType = ElementBase.UNKNOWN_TYPE;
}
}
element.Attributes.DesignedId = designedId;
return(element);
}
