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[ui] GraphEditor: highlight the edge that will be deleted when it is replaced with another edge

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This commit is contained in:
ChemicalXandco 2021-06-04 19:59:49 +01:00
parent d3cb164316
commit ecb1662b6b
3 changed files with 50 additions and 3 deletions
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16
meshroom/ui/qml/GraphEditor/AttributePin.qml
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@ -29,6 +29,7 @@ RowLayout {
signal childPinDeleted(var childAttribute, var pin)
signal pressed(var mouse)
signal edgeAboutToBeRemoved(var input)
objectName: attribute ? attribute.name + "." : ""
layoutDirection: Qt.LeftToRight
@ -95,14 +96,21 @@ RowLayout {
// Refuse attributes connection
drag.accepted = false
}
else if (inputDragTarget.attribute.isLink) { // already connected attribute
root.edgeAboutToBeRemoved(inputDragTarget.attribute)
}
inputDropArea.acceptableDrop = drag.accepted
}
onExited: {
if (inputDragTarget.attribute.isLink) { // already connected attribute
root.edgeAboutToBeRemoved(undefined)
}
acceptableDrop = false
drag.source.dropAccepted = false
}
onDropped: {
root.edgeAboutToBeRemoved(undefined)
_reconstruction.addEdge(drag.source.attribute, inputDragTarget.attribute)
}
}
@ -129,8 +137,7 @@ RowLayout {
MouseArea {
id: inputConnectMA
// If an input attribute is connected (isLink), we disable drag&drop
drag.target: (attribute.isReadOnly) ? undefined : inputDragTarget
drag.target: attribute.isReadOnly ? undefined : inputDragTarget
drag.threshold: 0
enabled: !root.readOnly
anchors.fill: parent
@ -234,13 +241,18 @@ RowLayout {
// Refuse attributes connection
drag.accepted = false
}
else if (drag.source.attribute.isLink) { // already connected attribute
root.edgeAboutToBeRemoved(drag.source.attribute)
}
outputDropArea.acceptableDrop = drag.accepted
}
onExited: {
root.edgeAboutToBeRemoved(undefined)
acceptableDrop = false
}
onDropped: {
root.edgeAboutToBeRemoved(undefined)
_reconstruction.addEdge(outputDragTarget.attribute, drag.source.attribute)
}
}