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[ui] GraphEditor: add filtering on node creation menu

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* add TextField to filter node types by text
* node can be created by pressing enter/return when highlighted
* give active focus to selected node
* node can be deleted when selected by pressing Delete key
This commit is contained in:
Yann Lanthony 2017-12-19 11:54:09 +01:00
parent 69c2db4312
commit 474e18ef4c
1 changed files with 66 additions and 5 deletions
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71
meshroom/ui/qml/GraphEditor/GraphEditor.qml
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@ -88,12 +88,30 @@ Item {
// disable node animation on position
item.animatePosition = false
// set the node position
item.x = spawnPosition.x;
item.x = spawnPosition.x
item.y = spawnPosition.y
// reactivate animation on position
item.animatePosition = true
// select this node
selectedNode = item.node
draggable.selectNode(item)
}
onVisibleChanged: {
if(visible) {
// when menu is shown,
// clear and give focus to the TextField filter
filterTextField.clear()
filterTextField.forceActiveFocus()
}
}
TextField {
id: filterTextField
selectByMouse: true
width: parent.width
// ensure down arrow give focus to the first MenuItem
// (without this, we have to pressed the down key twice to do so)
Keys.onDownPressed: nextItemInFocusChain().forceActiveFocus()
}
Repeater {
@ -101,10 +119,44 @@ Item {
// Create Menu items from available node types model
delegate: MenuItem {
id: menuItemDelegate
font.pointSize: 8
padding: 3
// Hide items that does not match the filter text
visible: modelData.toLowerCase().indexOf(filterTextField.text.toLocaleLowerCase()) > -1
text: modelData
Keys.onPressed: {
switch(event.key)
{
case Qt.Key_Return:
case Qt.Key_Enter:
// create node on validation (Enter/Return keys)
newNodeMenu.createNode(modelData)
newNodeMenu.dismiss()
break;
case Qt.Key_Home:
// give focus back to filter
filterTextField.forceActiveFocus()
break;
default:
break;
}
}
// Create node on mouse click
onClicked: newNodeMenu.createNode(modelData)
states: [
State {
// Additional property setting when the MenuItem is not visible
when: !visible
name: "invisible"
PropertyChanges {
target: menuItemDelegate
height: 0 // make sure the item is no visible by setting height to 0
focusPolicy: Qt.NoFocus // don't grab focus when not visible
}
}
]
}
}
}
@ -115,6 +167,12 @@ Item {
width: 1000
height: 1000
function selectNode(delegate)
{
root.selectedNode = delegate.node
delegate.forceActiveFocus()
}
// Edges
Repeater {
id: edgesRepeater
@ -151,7 +209,10 @@ Item {
onLoadedChanged: if(loaded) { doAutoLayout() }
delegate: Node {
id: nodeDelegate
property bool animatePosition: true
node: object
width: root.nodeWidth
readOnly: root.readOnly
@ -159,9 +220,9 @@ Item {
onAttributePinCreated: registerAttributePin(attribute, pin)
onPressed: {
root.selectedNode = object
}
onPressed: draggable.selectNode(nodeDelegate)
Keys.onDeletePressed: uigraph.removeNode(node)
Behavior on x {
enabled: animatePosition