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< h1 class = "page-title" > Source: components/photos/PhotoDetails.brs< / h1 >
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class="sunlight-highlight-javascript linenums">import "pkg:/source/utils/misc.brs"
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import "pkg:/source/utils/config.brs"
sub init()
m.top.optionsAvailable = true
m.top.overhangVisible = false
m.slideshowTimer = m.top.findNode("slideshowTimer")
m.slideshowTimer.observeField("fire", "nextSlide")
m.status = m.top.findNode("status")
m.textBackground = m.top.findNode("background")
m.statusTimer = m.top.findNode("statusTimer")
m.statusTimer.observeField("fire", "statusUpdate")
m.slideshow = m.global.session.user.settings["photos.slideshow"]
m.random = m.global.session.user.settings["photos.random"]
m.showStatusAnimation = m.top.findNode("showStatusAnimation")
m.hideStatusAnimation = m.top.findNode("hideStatusAnimation")
itemContentChanged()
end sub
sub itemContentChanged()
if isValidToContinue(m.top.itemIndex)
m.LoadLibrariesTask = createObject("roSGNode", "LoadPhotoTask")
itemContent = m.top.items.content.getChild(m.top.itemIndex)
m.LoadLibrariesTask.itemContent = itemContent
m.LoadLibrariesTask.observeField("results", "onPhotoLoaded")
m.LoadLibrariesTask.control = "RUN"
end if
end sub
sub onPhotoLoaded()
if m.LoadLibrariesTask.results < > invalid
photo = m.top.findNode("photo")
photo.uri = m.LoadLibrariesTask.results
if m.slideshow = true or m.random = true
' user has requested either a slideshow or random...
m.slideshowTimer.control = "start"
end if
else
'Show user error here (for example if it's not a supported image type)
message_dialog("This image type is not supported.")
end if
end sub
sub nextSlide()
m.slideshowTimer.control = "stop"
if m.slideshow = true
if isValidToContinue(m.top.itemIndex + 1)
m.top.itemIndex++
m.slideshowTimer.control = "start"
end if
else if m.random = true
index = rnd(m.top.items.content.getChildCount() - 1)
if isValidToContinue(index)
m.top.itemIndex = index
m.slideshowTimer.control = "start"
end if
end if
end sub
sub statusUpdate()
m.statusTimer.control = "stop"
m.hideStatusAnimation.control = "start"
end sub
function onKeyEvent(key as string, press as boolean) as boolean
if not press then return false
if key = "right"
if isValidToContinue(m.top.itemIndex + 1)
m.slideshowTimer.control = "stop"
m.top.itemIndex++
end if
return true
end if
if key = "left"
if isValidToContinue(m.top.itemIndex - 1)
m.slideshowTimer.control = "stop"
m.top.itemIndex--
end if
return true
end if
if key = "play"
if m.slideshowTimer.control = "start"
' stop the slideshow if the user hits "pause"
m.slideshowTimer.control = "stop"
m.status.text = tr("Slideshow Paused")
if m.textBackground.opacity = 0
m.showStatusAnimation.control = "start"
end if
m.statusTimer.control = "start"
else
' start the slideshow if the user hits "play"
m.status.text = tr("Slideshow Resumed")
if m.textBackground.opacity = 0
m.showStatusAnimation.control = "start"
end if
m.slideshow = true
m.statusTimer.control = "start"
m.slideshowTimer.control = "start"
end if
return true
end if
if key = "options"
' Options (random etc) is done on itemGrid
return true
end if
return false
end function
function isValidToContinue(index as integer)
if isValid(m.top.items) and isValid(m.top.items.content)
if index >= 0 and index < m.top.items.content.getChildCount()
return true
end if
end if
return false
end function
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on Oct 28th 2023
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