361 lines
43 KiB
HTML
361 lines
43 KiB
HTML
<!DOCTYPE html><html lang="en" style="font-size:16px"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Source: components/data/SceneManager.brs</title><!--[if lt IE 9]>
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<![endif]--><script src="scripts/third-party/hljs.js" defer="defer"></script><script src="scripts/third-party/hljs-line-num.js" defer="defer"></script><script src="scripts/third-party/popper.js" defer="defer"></script><script src="scripts/third-party/tippy.js" defer="defer"></script><script src="scripts/third-party/tocbot.min.js"></script><script>var baseURL="/",locationPathname="";baseURL=(locationPathname=document.location.pathname).substr(0,locationPathname.lastIndexOf("/")+1)</script><link rel="stylesheet" href="styles/clean-jsdoc-theme.min.css"><svg aria-hidden="true" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" style="display:none"><defs><symbol id="copy-icon" viewbox="0 0 488.3 488.3"><g><path d="M314.25,85.4h-227c-21.3,0-38.6,17.3-38.6,38.6v325.7c0,21.3,17.3,38.6,38.6,38.6h227c21.3,0,38.6-17.3,38.6-38.6V124 C352.75,102.7,335.45,85.4,314.25,85.4z M325.75,449.6c0,6.4-5.2,11.6-11.6,11.6h-227c-6.4,0-11.6-5.2-11.6-11.6V124 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href="module-PlaylistView.html">PlaylistView</a></div><div class="sidebar-section-children"><a href="module-PlaystateTask.html">PlaystateTask</a></div><div class="sidebar-section-children"><a href="module-ProgramDetails.html">ProgramDetails</a></div><div class="sidebar-section-children"><a href="module-PublicUserData.html">PublicUserData</a></div><div class="sidebar-section-children"><a href="module-QueueManager.html">QueueManager</a></div><div class="sidebar-section-children"><a href="module-QuickConnect.html">QuickConnect</a></div><div class="sidebar-section-children"><a href="module-QuickConnectDialog.html">QuickConnectDialog</a></div><div class="sidebar-section-children"><a href="module-RadioDialog.html">RadioDialog</a></div><div class="sidebar-section-children"><a href="module-RecordProgramTask.html">RecordProgramTask</a></div><div class="sidebar-section-children"><a href="module-SceneManager.html">SceneManager</a></div><div class="sidebar-section-children"><a href="module-ScheduleProgramData.html">ScheduleProgramData</a></div><div class="sidebar-section-children"><a href="module-SearchBox.html">SearchBox</a></div><div class="sidebar-section-children"><a href="module-SearchData.html">SearchData</a></div><div class="sidebar-section-children"><a href="module-SearchResults.html">SearchResults</a></div><div class="sidebar-section-children"><a href="module-SearchRow.html">SearchRow</a></div><div class="sidebar-section-children"><a href="module-SearchTask.html">SearchTask</a></div><div class="sidebar-section-children"><a href="module-SeriesData.html">SeriesData</a></div><div class="sidebar-section-children"><a href="module-ServerDiscoveryTask.html">ServerDiscoveryTask</a></div><div class="sidebar-section-children"><a href="module-SetServerScreen.html">SetServerScreen</a></div><div class="sidebar-section-children"><a href="module-ShowScenes.html">ShowScenes</a></div><div class="sidebar-section-children"><a 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href="module-TVListOptions.html">TVListOptions</a></div><div class="sidebar-section-children"><a href="module-TVSeasonData.html">TVSeasonData</a></div><div class="sidebar-section-children"><a href="module-TVSeasonRow.html">TVSeasonRow</a></div><div class="sidebar-section-children"><a href="module-TVShowDescription.html">TVShowDescription</a></div><div class="sidebar-section-children"><a href="module-TVShowDetails.html">TVShowDetails</a></div><div class="sidebar-section-children"><a href="module-TextSizeTask.html">TextSizeTask</a></div><div class="sidebar-section-children"><a href="module-UserData.html">UserData</a></div><div class="sidebar-section-children"><a href="module-UserItem.html">UserItem</a></div><div class="sidebar-section-children"><a href="module-UserLibrary.html">UserLibrary</a></div><div class="sidebar-section-children"><a href="module-UserRow.html">UserRow</a></div><div class="sidebar-section-children"><a href="module-UserSelect.html">UserSelect</a></div><div class="sidebar-section-children"><a href="module-VideoData.html">VideoData</a></div><div class="sidebar-section-children"><a href="module-VideoPlayer.html">VideoPlayer</a></div><div class="sidebar-section-children"><a href="module-VideoPlayerView.html">VideoPlayerView</a></div><div class="sidebar-section-children"><a href="module-VideoTrackListItem.html">VideoTrackListItem</a></div><div class="sidebar-section-children"><a href="module-ViewCreator.html">ViewCreator</a></div><div class="sidebar-section-children"><a href="module-WhatsNewDialog.html">WhatsNewDialog</a></div><div class="sidebar-section-children"><a href="module-baserequest.html">baserequest</a></div><div class="sidebar-section-children"><a href="module-captionTask.html">captionTask</a></div><div class="sidebar-section-children"><a href="module-deviceCapabilities.html">deviceCapabilities</a></div><div class="sidebar-section-children"><a href="module-globals.html">globals</a></div><div class="sidebar-section-children"><a href="module-misc.html">misc</a></div><div class="sidebar-section-children"><a href="module-schedule.html">schedule</a></div><div class="sidebar-section-children"><a href="module-section.html">section</a></div><div class="sidebar-section-children"><a href="module-sectionScroller.html">sectionScroller</a></div><div class="sidebar-section-children"><a href="module-settings.html">settings</a></div><div class="sidebar-section-children"><a href="module-userauth.html">userauth</a></div></div></div></div></div><div class="navbar-container" id="VuAckcnZhf"><nav class="navbar"><div class="navbar-left-items"></div><div class="navbar-right-items"><div class="navbar-right-item"><button class="icon-button search-button" aria-label="open-search"><svg><use xlink:href="#search-icon"></use></svg></button></div><div class="navbar-right-item"><button class="icon-button theme-toggle" aria-label="toggle-theme"><svg><use class="theme-svg-use" xlink:href="#light-theme-icon"></use></svg></button></div><div class="navbar-right-item"><button class="icon-button font-size" aria-label="change-font-size"><svg><use xlink:href="#font-size-icon"></use></svg></button></div></div><nav></nav></nav></div><div class="toc-container"><div class="toc-content"><span class="bold">On this page</span><div id="eed4d2a0bfd64539bb9df78095dec881"></div></div></div><div class="body-wrapper"><div class="main-content"><div class="main-wrapper"><section id="source-page" class="source-page"><header><h1 id="title" class="has-anchor">components_data_SceneManager.brs</h1></header><article><pre class="prettyprint source lang-js"><code>import "pkg:/source/roku_modules/log/LogMixin.brs"
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sub init()
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m.log = log.Logger("SceneManager")
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m.groups = []
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m.scene = m.top.getScene()
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m.content = m.scene.findNode("content")
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m.overhang = m.scene.findNode("overhang")
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end sub
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'
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' Push a new group onto the stack, replacing the existing group on the screen
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sub pushScene(newGroup)
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currentGroup = m.groups.peek()
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if newGroup <> invalid
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if currentGroup <> invalid
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'Search through group and store off last focused item
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if currentGroup.focusedChild <> invalid
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focused = currentGroup.focusedChild
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while focused.hasFocus() = false
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focused = focused.focusedChild
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end while
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currentGroup.lastFocus = focused
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currentGroup.setFocus(false)
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else
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currentGroup.setFocus(false)
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end if
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if currentGroup.isSubType("JFGroup")
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unregisterOverhangData(currentGroup)
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end if
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currentGroup.visible = false
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if currentGroup.isSubType("JFScreen")
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currentGroup.callFunc("OnScreenHidden")
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end if
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end if
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m.groups.push(newGroup)
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if currentGroup <> invalid
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m.content.replaceChild(newGroup, 0)
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else
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m.content.appendChild(newGroup)
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end if
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if newGroup.isSubType("JFScreen")
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newGroup.callFunc("OnScreenShown")
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end if
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'observe info about new group, set overhang title, etc.
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if newGroup.isSubType("JFGroup")
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registerOverhangData(newGroup)
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' Some groups set focus to a specific component within init(), so we don't want to
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' change if that is the case.
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if newGroup.isInFocusChain() = false
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newGroup.setFocus(true)
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end if
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else if newGroup.isSubType("JFVideo")
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newGroup.setFocus(true)
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newGroup.control = "play"
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m.overhang.visible = false
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end if
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else
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currentGroup.focusedChild.setFocus(true)
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end if
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end sub
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'
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' Remove the current group and load the last group from the stack
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sub popScene()
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group = m.groups.pop()
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if group <> invalid
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groupType = group.subtype()
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if groupType = "JFGroup"
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unregisterOverhangData(group)
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else if groupType = "JFVideo"
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' Stop video to make sure app communicates stop playstate to server
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group.control = "stop"
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end if
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group.visible = false
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if groupType = "JFScreen"
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group.callFunc("OnScreenHidden")
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|
end if
|
|
else
|
|
' Exit app if for some reason we don't have anything on the stack
|
|
m.scene.exit = true
|
|
end if
|
|
|
|
group = m.groups.peek()
|
|
if group <> invalid
|
|
registerOverhangData(group)
|
|
|
|
if group.subtype() = "Home"
|
|
currentTime = CreateObject("roDateTime").AsSeconds()
|
|
if group.timeLastRefresh = invalid or (currentTime - group.timeLastRefresh) > 20
|
|
group.timeLastRefresh = currentTime
|
|
group.callFunc("refresh")
|
|
end if
|
|
end if
|
|
|
|
group.visible = true
|
|
|
|
m.content.replaceChild(group, 0)
|
|
|
|
if group.isSubType("JFScreen")
|
|
group.callFunc("OnScreenShown")
|
|
else
|
|
' Restore focus
|
|
if group.lastFocus <> invalid
|
|
group.lastFocus.setFocus(true)
|
|
else
|
|
if group.focusedChild <> invalid
|
|
group.focusedChild.setFocus(true)
|
|
else
|
|
group.setFocus(true)
|
|
end if
|
|
end if
|
|
end if
|
|
else
|
|
' Exit app if the stack is empty after removing group
|
|
m.scene.exit = true
|
|
end if
|
|
|
|
end sub
|
|
|
|
|
|
'
|
|
' Return group at top of stack without removing
|
|
function getActiveScene() as object
|
|
return m.groups.peek()
|
|
end function
|
|
|
|
|
|
'
|
|
' Clear all content from group stack
|
|
sub clearScenes()
|
|
if m.content <> invalid then m.content.removeChildrenIndex(m.content.getChildCount(), 0)
|
|
m.groups = []
|
|
end sub
|
|
|
|
'
|
|
' Clear previous scene from group stack
|
|
sub clearPreviousScene()
|
|
m.groups.pop()
|
|
end sub
|
|
|
|
'
|
|
' Delete scene from group stack at passed index
|
|
sub deleteSceneAtIndex(index = 1)
|
|
m.groups.Delete(index)
|
|
end sub
|
|
|
|
'
|
|
' Display user/device settings screen
|
|
sub settings()
|
|
settingsScreen = createObject("roSGNode", "Settings")
|
|
pushScene(settingsScreen)
|
|
end sub
|
|
|
|
'
|
|
' Register observers for overhang data
|
|
sub registerOverhangData(group)
|
|
if group.isSubType("JFGroup")
|
|
if group.overhangTitle <> invalid then m.overhang.title = group.overhangTitle
|
|
|
|
if group.optionsAvailable
|
|
m.overhang.showOptions = true
|
|
else
|
|
m.overhang.showOptions = false
|
|
end if
|
|
group.observeField("optionsAvailable", "updateOptions")
|
|
|
|
group.observeField("overhangTitle", "updateOverhangTitle")
|
|
|
|
if group.overhangVisible
|
|
m.overhang.visible = true
|
|
else
|
|
m.overhang.visible = false
|
|
end if
|
|
group.observeField("overhangVisible", "updateOverhangVisible")
|
|
else if group.isSubType("JFVideo")
|
|
m.overhang.visible = false
|
|
else
|
|
m.log.error("registerOverhangData(): Unexpected group type.", group, group.subtype())
|
|
end if
|
|
end sub
|
|
|
|
|
|
'
|
|
' Remove observers for overhang data
|
|
sub unregisterOverhangData(group)
|
|
group.unobserveField("overhangTitle")
|
|
end sub
|
|
|
|
|
|
'
|
|
' Update overhang title
|
|
sub updateOverhangTitle(msg)
|
|
m.overhang.title = msg.getData()
|
|
end sub
|
|
|
|
|
|
'
|
|
' Update options availability
|
|
sub updateOptions(msg)
|
|
m.overhang.showOptions = msg.getData()
|
|
end sub
|
|
|
|
|
|
'
|
|
' Update whether the overhang is visible or not
|
|
sub updateOverhangVisible(msg)
|
|
m.overhang.visible = msg.getData()
|
|
end sub
|
|
|
|
|
|
'
|
|
' Update username in overhang
|
|
sub updateUser()
|
|
' Passthrough to overhang
|
|
if m.overhang <> invalid then m.overhang.currentUser = m.top.currentUser
|
|
end sub
|
|
|
|
|
|
'
|
|
' Reset time
|
|
sub resetTime()
|
|
' Passthrough to overhang
|
|
m.overhang.callFunc("resetTime")
|
|
end sub
|
|
|
|
'
|
|
' Display dialog to user with an OK button
|
|
sub userMessage(title as string, message as string)
|
|
dialog = createObject("roSGNode", "StandardMessageDialog")
|
|
dialog.title = title
|
|
dialog.message = message
|
|
dialog.buttons = [tr("OK")]
|
|
dialog.observeField("buttonSelected", "dismissDialog")
|
|
m.scene.dialog = dialog
|
|
end sub
|
|
|
|
'
|
|
' Display dialog to user with an OK button
|
|
sub standardDialog(title, message)
|
|
dialog = createObject("roSGNode", "StandardDialog")
|
|
dlgPalette = createObject("roSGNode", "RSGPalette")
|
|
dlgPalette.colors = {
|
|
DialogBackgroundColor: "0x262828FF",
|
|
DialogFocusColor: "0xcececeFF",
|
|
DialogFocusItemColor: "0x202020FF",
|
|
DialogSecondaryTextColor: "0xf8f8f8ff",
|
|
DialogSecondaryItemColor: "#00a4dcFF",
|
|
DialogTextColor: "0xeeeeeeFF"
|
|
}
|
|
dialog.palette = dlgPalette
|
|
dialog.observeField("buttonSelected", "dismissDialog")
|
|
dialog.title = title
|
|
dialog.contentData = message
|
|
dialog.buttons = [tr("OK")]
|
|
|
|
m.scene.dialog = dialog
|
|
end sub
|
|
|
|
'
|
|
' Display dialog to user with an OK button
|
|
sub radioDialog(title, message)
|
|
dialog = createObject("roSGNode", "RadioDialog")
|
|
dlgPalette = createObject("roSGNode", "RSGPalette")
|
|
dlgPalette.colors = {
|
|
DialogBackgroundColor: "0x262828FF",
|
|
DialogFocusColor: "0xcececeFF",
|
|
DialogFocusItemColor: "0x202020FF",
|
|
DialogSecondaryTextColor: "0xf8f8f8ff",
|
|
DialogSecondaryItemColor: "#00a4dcFF",
|
|
DialogTextColor: "0xeeeeeeFF"
|
|
}
|
|
dialog.palette = dlgPalette
|
|
dialog.observeField("buttonSelected", "dismissDialog")
|
|
dialog.title = title
|
|
dialog.contentData = message
|
|
dialog.buttons = [tr("OK")]
|
|
|
|
m.scene.dialog = dialog
|
|
end sub
|
|
|
|
'
|
|
' Display dialog to user with an OK button
|
|
sub optionDialog(title, message, buttons)
|
|
m.top.dataReturned = false
|
|
m.top.returnData = invalid
|
|
m.userselection = false
|
|
|
|
dialog = createObject("roSGNode", "StandardMessageDialog")
|
|
dlgPalette = createObject("roSGNode", "RSGPalette")
|
|
dlgPalette.colors = {
|
|
DialogBackgroundColor: "0x262828FF",
|
|
DialogFocusColor: "0xcececeFF",
|
|
DialogFocusItemColor: "0x202020FF",
|
|
DialogSecondaryTextColor: "0xf8f8f8ff",
|
|
DialogSecondaryItemColor: "#00a4dcFF",
|
|
DialogTextColor: "0xeeeeeeFF"
|
|
}
|
|
dialog.palette = dlgPalette
|
|
dialog.observeField("buttonSelected", "optionSelected")
|
|
dialog.observeField("wasClosed", "optionClosed")
|
|
dialog.title = title
|
|
dialog.message = message
|
|
dialog.buttons = buttons
|
|
|
|
m.scene.dialog = dialog
|
|
end sub
|
|
|
|
'
|
|
' Return button the user selected
|
|
sub optionClosed()
|
|
if m.userselection then return
|
|
|
|
m.top.returnData = {
|
|
indexSelected: -1,
|
|
buttonSelected: ""
|
|
}
|
|
m.top.dataReturned = true
|
|
end sub
|
|
|
|
'
|
|
' Return button the user selected
|
|
sub optionSelected()
|
|
m.userselection = true
|
|
m.top.returnData = {
|
|
indexSelected: m.scene.dialog.buttonSelected,
|
|
buttonSelected: m.scene.dialog.buttons[m.scene.dialog.buttonSelected]
|
|
}
|
|
m.top.dataReturned = true
|
|
|
|
dismissDialog()
|
|
end sub
|
|
|
|
'
|
|
' Close currently displayed dialog
|
|
sub dismissDialog()
|
|
m.scene.dialog.close = true
|
|
end sub
|
|
|
|
'
|
|
' Returns bool indicating if dialog is currently displayed
|
|
function isDialogOpen() as boolean
|
|
return m.scene.dialog <> invalid
|
|
end function
|
|
</code></pre></article></section></div></div></div><div class="search-container" id="PkfLWpAbet" style="display:none"><div class="wrapper" id="iCxFxjkHbP"><button class="icon-button search-close-button" id="VjLlGakifb" aria-label="close search"><svg><use xlink:href="#close-icon"></use></svg></button><div class="search-box-c"><svg><use xlink:href="#search-icon"></use></svg> <input type="text" id="vpcKVYIppa" class="search-input" placeholder="Search..." autofocus></div><div class="search-result-c" id="fWwVHRuDuN"><span class="search-result-c-text">Type anything to view search result</span></div></div></div><div class="mobile-menu-icon-container"><button class="icon-button" id="mobile-menu" data-isopen="false" aria-label="menu"><svg><use xlink:href="#menu-icon"></use></svg></button></div><div id="mobile-sidebar" class="mobile-sidebar-container"><div class="mobile-sidebar-wrapper"><a href="/" class="sidebar-title sidebar-title-anchor">Home</a><div class="mobile-nav-links"></div><div 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