125 lines
37 KiB
HTML
125 lines
37 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/Buttons/JFButtons.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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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_Buttons_JFButtons.brs</h1></header><article><pre class="prettyprint source lang-js"><code>sub init()
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m.top.focusable = true
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m.menubg = m.top.findNode("menubg")
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m.focusRing = m.top.findNode("focus")
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m.buttonGroup = m.top.findNode("buttonGroup")
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m.focusAnim = m.top.findNode("moveFocusAnimation")
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m.focusAnimTranslation = m.top.findNode("focusLocation")
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m.focusAnimWidth = m.top.findNode("focusWidth")
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m.focusAnimHeight = m.top.findNode("focusHeight")
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' Set button color to global
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m.focusRing.color = m.global.constants.colors.button
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m.buttonCount = 0
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m.selectedFocusedIndex = 0
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m.textSizeTask = createObject("roSGNode", "TextSizeTask")
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m.top.observeField("focusedChild", "focusChanged")
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m.top.enableRenderTracking = true
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m.top.observeField("renderTracking", "renderChanged")
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end sub
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'
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' When Selected Index set, ensure it is the one Focused
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sub selectedIndexChanged()
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m.selectedFocusedIndex = m.top.selectedIndex
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end sub
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'
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' When options are fully displayed, set focus and selected option
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sub renderChanged()
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if m.top.renderTracking = "full"
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highlightSelected(m.selectedFocusedIndex, false)
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m.top.setfocus(true)
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end if
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end sub
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sub updateButtons()
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m.textSizeTask.fontsize = 40
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m.textSizeTask.text = m.top.buttons
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m.textSizeTask.name = m.buttonCount
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m.textSizeTask.observeField("width", "showButtons")
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m.textSizeTask.control = "RUN"
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end sub
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sub showButtons()
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totalWidth = 110 ' track for menu background width - start with side padding
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for i = 0 to m.top.buttons.count() - 1
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m.buttonCount = m.buttonCount + 1
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l = m.buttonGroup.createChild("Label")
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l.text = m.top.buttons[i]
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l.font.size = 40
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l.translation = [0, 10]
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l.height = m.textSizeTask.height
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l.width = m.textSizeTask.width[i] + 50
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l.horizAlign = "center"
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l.vertAlign = "center"
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totalWidth = totalWidth + l.width + 45
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end for
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m.menubg.width = totalWidth
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m.menubg.height = m.textSizeTask.height + 40
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end sub
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' Highlight selected menu option
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sub highlightSelected(index as integer, animate = true)
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val = m.buttonGroup.getChild(index)
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rect = val.ancestorBoundingRect(m.top)
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if animate = true
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m.focusAnimTranslation.keyValue = [m.focusRing.translation, [rect.x - 25, rect.y - 30]]
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m.focusAnimWidth.keyValue = [m.focusRing.width, val.width + 50]
|
|
m.focusAnimHeight.keyValue = [m.focusRing.height, val.height + 60]
|
|
m.focusAnim.control = "start"
|
|
else
|
|
m.focusRing.translation = [rect.x - 25, rect.y - 30]
|
|
m.focusRing.width = val.width + 50
|
|
m.focusRing.height = val.height + 60
|
|
end if
|
|
|
|
end sub
|
|
|
|
' Change opacity of the highlighted menu item based on focus
|
|
sub focusChanged()
|
|
if m.top.isInFocusChain()
|
|
m.focusRing.opacity = 1
|
|
else
|
|
m.focusRing.opacity = 0.6
|
|
end if
|
|
end sub
|
|
|
|
|
|
function onKeyEvent(key as string, press as boolean) as boolean
|
|
|
|
if not press then return false
|
|
|
|
if key = "left"
|
|
if m.selectedFocusedIndex > 0 then m.selectedFocusedIndex = m.selectedFocusedIndex - 1
|
|
highlightSelected(m.selectedFocusedIndex)
|
|
m.top.focusedIndex = m.selectedFocusedIndex
|
|
return true
|
|
else if key = "right"
|
|
if m.selectedFocusedIndex < m.buttonCount - 1 then m.selectedFocusedIndex = m.selectedFocusedIndex + 1
|
|
highlightSelected(m.selectedFocusedIndex)
|
|
m.top.focusedIndex = m.selectedFocusedIndex
|
|
return true
|
|
else if key = "OK"
|
|
m.top.selectedIndex = m.selectedFocusedIndex
|
|
return true
|
|
end if
|
|
return false
|
|
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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