139 lines
4.8 KiB
Plaintext
139 lines
4.8 KiB
Plaintext
import "pkg:/source/utils/misc.bs"
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sub init()
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m.contentArea = m.top.findNode("contentArea")
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m.radioOptions = m.top.findNode("radioOptions")
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m.scrollBarColumn = []
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m.top.observeField("contentData", "onContentDataChanged")
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m.top.observeFieldScoped("buttonSelected", "onButtonSelected")
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m.radioOptions.observeField("focusedChild", "onItemFocused")
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m.top.id = "OKDialog"
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m.top.height = 900
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end sub
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' Event handler for when user selected a button
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sub onButtonSelected()
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if m.top.buttonSelected = 0
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m.global.sceneManager.returnData = m.top.contentData.data[m.radioOptions.selectedIndex]
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end if
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end sub
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' Event handler for when user's cursor highlights an option in the option list
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sub onItemFocused()
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focusedChild = m.radioOptions.focusedChild
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if not isValid(focusedChild) then return
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moveScrollBar()
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' If the option list is scrollable, move the option list to the user's section
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if m.scrollBarColumn.count() <> 0
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hightedButtonTranslation = m.radioOptions.focusedChild.translation
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m.radioOptions.translation = [m.radioOptions.translation[0], -1 * hightedButtonTranslation[1]]
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end if
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end sub
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' Move the popup's scroll bar
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sub moveScrollBar()
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' If we haven't found the scrollbar column node yet, try to find it now
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if m.scrollBarColumn.count() = 0
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scrollBar = findNodeBySubtype(m.contentArea, "StdDlgScrollbar")
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if scrollBar.count() = 0 or not isValid(scrollBar[0]) or not isValid(scrollBar[0].node)
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return
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end if
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m.scrollBarColumn = findNodeBySubtype(scrollBar[0].node, "Poster")
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if m.scrollBarColumn.count() = 0 or not isValid(m.scrollBarColumn[0]) or not isValid(m.scrollBarColumn[0].node)
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return
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end if
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m.scrollBarThumb = findNodeBySubtype(m.scrollBarColumn[0].node, "Poster")
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if m.scrollBarThumb.count() = 0 or not isValid(m.scrollBarThumb[0]) or not isValid(m.scrollBarThumb[0].node)
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return
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end if
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m.scrollBarThumb[0].node.blendColor = "#444444"
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' If the user presses left then right, it's possible for us to lose focus. Ensure focus stays on the option list.
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scrollBar[0].node.observeField("focusedChild", "onScrollBarFocus")
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' Hide the default scrollbar background
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m.scrollBarColumn[0].node.uri = ""
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' Create a new scrollbar background so we can move the original nodes freely
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scrollbarBackground = createObject("roSGNode", "Rectangle")
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scrollbarBackground.color = "#101010"
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scrollbarBackground.opacity = "0.3"
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scrollbarBackground.width = "30"
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scrollbarBackground.height = m.contentArea.clippingRect.height
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scrollbarBackground.translation = [0, 0]
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scrollBar[0].node.insertChild(scrollbarBackground, 0)
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' Determine the proper scroll amount for the scrollbar
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m.scrollAmount = (m.contentArea.clippingRect.height - int(m.scrollBarThumb[0].node.height)) / m.radioOptions.getChildCount()
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m.scrollAmount += m.scrollAmount / m.radioOptions.getChildCount()
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end if
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if not isvalid(m.radioOptions.focusedChild.id) then return
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m.scrollBarColumn[0].node.translation = [0, val(m.radioOptions.focusedChild.id) * m.scrollAmount]
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end sub
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' If somehow the scrollbar gains focus, set focus back to the option list
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sub onScrollBarFocus()
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m.radioOptions.setFocus(true)
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' Ensure scrollbar styles remain in an unfocused state
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m.scrollBarThumb[0].node.blendColor = "#353535"
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end sub
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' Once user selected an item, move cursor down to OK button
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sub onItemSelected()
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buttonArea = findNodeBySubtype(m.top, "StdDlgButtonArea")
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if buttonArea.count() <> 0 and isValid(buttonArea[0]) and isValid(buttonArea[0].node)
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buttonArea[0].node.setFocus(true)
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end if
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end sub
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sub onContentDataChanged()
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i = 0
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for each item in m.top.contentData.data
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cardItem = m.radioOptions.CreateChild("StdDlgActionCardItem")
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cardItem.iconType = "radiobutton"
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cardItem.id = i
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if isValid(item.selected)
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m.radioOptions.selectedIndex = i
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end if
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textLine = cardItem.CreateChild("SimpleLabel")
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textLine.text = item.track.description
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cardItem.observeField("selected", "onItemSelected")
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i++
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end for
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end sub
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function onKeyEvent(key as string, press as boolean) as boolean
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if key = "right"
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' By default RIGHT from the option list selects the OK button
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' Instead, keep the user on the option list
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return true
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end if
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if not press then return false
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if key = "up"
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' By default UP from the OK button is the scrollbar
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' Instead, move the user to the option list
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if not m.radioOptions.isinFocusChain()
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m.radioOptions.setFocus(true)
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return true
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end if
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end if
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return false
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end function
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