124 lines
3.7 KiB
Plaintext
124 lines
3.7 KiB
Plaintext
sub init()
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m.top.optionsAvailable = true
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m.top.overhangVisible = false
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m.slideshowTimer = m.top.findNode("slideshowTimer")
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m.slideshowTimer.observeField("fire", "nextSlide")
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m.status = m.top.findNode("status")
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m.textBackground = m.top.findNode("background")
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m.statusTimer = m.top.findNode("statusTimer")
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m.statusTimer.observeField("fire", "statusUpdate")
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m.slideshow = get_user_setting("photos.slideshow")
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m.random = get_user_setting("photos.random")
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m.showStatusAnimation = m.top.findNode("showStatusAnimation")
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m.hideStatusAnimation = m.top.findNode("hideStatusAnimation")
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itemContentChanged()
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end sub
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sub itemContentChanged()
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if isValidToContinue(m.top.itemIndex)
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m.LoadLibrariesTask = createObject("roSGNode", "LoadPhotoTask")
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itemContent = m.top.items.content.getChild(m.top.itemIndex)
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m.LoadLibrariesTask.itemContent = itemContent
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m.LoadLibrariesTask.observeField("results", "onPhotoLoaded")
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m.LoadLibrariesTask.control = "RUN"
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end if
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end sub
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sub onPhotoLoaded()
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if m.LoadLibrariesTask.results <> invalid
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photo = m.top.findNode("photo")
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photo.uri = m.LoadLibrariesTask.results
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if m.slideshow = "true" or m.random = "true"
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' user has requested either a slideshow or random...
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m.slideshowTimer.control = "start"
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end if
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else
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'Show user error here (for example if it's not a supported image type)
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message_dialog("This image type is not supported.")
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end if
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end sub
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sub nextSlide()
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m.slideshowTimer.control = "stop"
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if m.slideshow = "true"
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if isValidToContinue(m.top.itemIndex + 1)
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m.top.itemIndex++
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m.slideshowTimer.control = "start"
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end if
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else if m.random = "true"
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index = rnd(m.top.items.content.getChildCount() - 1)
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if isValidToContinue(index)
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m.top.itemIndex = index
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m.slideshowTimer.control = "start"
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end if
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end if
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end sub
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sub statusUpdate()
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m.statusTimer.control = "stop"
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m.hideStatusAnimation.control = "start"
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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 not press then return false
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if key = "right"
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if isValidToContinue(m.top.itemIndex + 1)
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m.slideshowTimer.control = "stop"
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m.top.itemIndex++
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end if
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return true
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end if
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if key = "left"
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if isValidToContinue(m.top.itemIndex - 1)
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m.slideshowTimer.control = "stop"
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m.top.itemIndex--
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end if
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return true
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end if
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if key = "play"
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if m.slideshowTimer.control = "start"
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' stop the slideshow if the user hits "pause"
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m.slideshowTimer.control = "stop"
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m.status.text = tr("Slideshow Paused")
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if m.textBackground.opacity = 0
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m.showStatusAnimation.control = "start"
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end if
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m.statusTimer.control = "start"
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else
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' start the slideshow if the user hits "play"
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m.status.text = tr("Slideshow Resumed")
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if m.textBackground.opacity = 0
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m.showStatusAnimation.control = "start"
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end if
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m.slideshow = "true"
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m.statusTimer.control = "start"
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m.slideshowTimer.control = "start"
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end if
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return true
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end if
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if key = "options"
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' Options (random etc) is done on itemGrid
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return true
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end if
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return false
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end function
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function isValidToContinue(index as integer)
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if isValid(m.top.items) and isValid(m.top.items.content)
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if index >= 0 and index < m.top.items.content.getChildCount()
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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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