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Viewing changes to shell/common/visibilityBehaviors/IntelliHideBehavior.qml

  • Committer: Tiago Salem Herrmann
  • Date: 2012-03-19 15:28:41 UTC
  • mfrom: (771.40.182 unity-2d)
  • Revision ID: tiago.herrmann@canonical.com-20120319152841-2hfflo67muks7gca
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shell/common/visibilityBehaviors/IntelliHideBehavior.qml
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import Unity2d 1.0
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import "../utils.js" as Utils
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// Shows the target when it has the focus or when you move the
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// mouse for 500 msec to the edge of the target or there are no 
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// windows that intersect with the target
 
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// Shows the target when it has the focus or when you trigger the pointer barrier
 
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// or there are no windows that intersect with the target
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// Hides the target when none of the above conditions are met
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// and you have not had the mouse over it during more than 1000 msec
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// To use this Behavior your target needs to provide two properties
 
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// To use this Behavior your target needs to provide one properties
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//  - containsMouse: Defines if the mouse is inside the target
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//  - outerEdgeContainsMouse: Defines if the mouse is in the edge of the target
 
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// and one signal
 
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//  - barrierTriggered: Defines when the pointer barrier has been triggered
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BaseBehavior {
 
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AutoHideBehavior {
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    id: intellihide
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    property bool shownBecauseOfMousePosition: false
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    shown: target !== undefined && (target.activeFocus || shownBecauseOfMousePosition || !windows.intersects)
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    onForcedVisibleChanged:
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    {
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        if (!forcedVisible) {
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            if (!target.containsMouse && forcedVisibleChangeId != "dash") {
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                shownBecauseOfMousePosition = true
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                mouseLeaveTimer.restart()
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            }
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        }
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    }
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    Timer {
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        id: edgeHitTimer
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        interval: 500
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        onTriggered: shownBecauseOfMousePosition = true
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    }
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    Timer {
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        id: mouseLeaveTimer
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        interval: 1000
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        onTriggered: shownBecauseOfMousePosition = false
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    }
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    Connections {
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        target: (intellihide.target !== undefined) ? intellihide.target : null
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        onOuterEdgeContainsMouseChanged: edgeHitTimer.running = target.outerEdgeContainsMouse
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        ignoreUnknownSignals: true
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    }
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    Connections {
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        target: (intellihide.target !== undefined) ? intellihide.target : null
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        onContainsMouseChanged: {
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            if ((shown || forcedVisible) && target.containsMouse) {
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                shownBecauseOfMousePosition = true
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            }
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            mouseLeaveTimer.running = !target.containsMouse
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        }
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        ignoreUnknownSignals: true
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    }
 
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    property bool intelliHideShown: autoHideShown || (target !== undefined && !windows.intersects)
 
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    shown: intelliHideShown
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    WindowsIntersectMonitor {
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        id: windows
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        monitoredArea: {
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            if (intellihide.target) {
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                if (Utils.isLeftToRight()) {
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                    return Qt.rect(0,
 
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                    return Qt.rect(declarativeView.screen.geometry.x,
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                                   intellihide.target.y,
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                                   intellihide.target.width,
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                                   intellihide.target.height)
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                } else {
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                    return Qt.rect(declarativeView.screen.availableGeometry.width - intellihide.target.width,
 
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                    return Qt.rect(declarativeView.screen.geometry.x + declarativeView.screen.availableGeometry.width - intellihide.target.width,
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                                   intellihide.target.y,
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                                   intellihide.target.width,
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                                   intellihide.target.height)