63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package tree
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import (
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"errors"
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"go.wit.com/log"
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"go.wit.com/widget"
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)
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// this is in common.go, do not move it
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func (me *TreeInfo) AddNode(a *widget.Action) *Node {
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n := new(Node)
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n.WidgetType = a.WidgetType
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n.WidgetId = a.WidgetId
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n.ParentId = a.ParentId
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n.State = a.State
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n.Strings = make(map[string]int)
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if a.WidgetType == widget.Root {
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log.Info("AddNode() Root")
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n.Parent = n
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me.treeRoot = n
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return n
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}
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if me.treeRoot.FindWidgetId(a.WidgetId) != nil {
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log.Warn("AddNode() WidgetId already exists", a.WidgetId)
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log.Warn("probably this is a Show() / Hide() issue")
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log.Warn("TODO: figure out what to do here")
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return me.treeRoot.FindWidgetId(a.WidgetId)
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}
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// add this new widget on the binary tree
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p := me.treeRoot.FindWidgetId(a.ParentId)
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n.Parent = p
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if n.Parent == nil {
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log.Error(errors.New("tree.AddNode() ERROR n.Parent == nil"), a.WidgetId, a.ParentId, a.ActionType)
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log.Warn("AddNode() ERROR n.Parent == nil", a.WidgetId, a.ParentId, a.ActionType)
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log.Warn("AddNode() ERROR n.Parent == nil", a.WidgetId, a.ParentId, a.WidgetType)
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return n
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}
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log.Warn("AddNode() Adding to parent =", p.ParentId, p.WidgetType, p.GetProgName())
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log.Warn("AddNode() Adding child =", n.ParentId, n.WidgetType, n.GetProgName())
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p.children = append(p.children, n)
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return n
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}
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func (n *Node) DeleteNode() {
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p := n.Parent
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for i, child := range p.children {
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log.Warn("parent has child:", i, child.WidgetId, child.GetProgName())
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if n == child {
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log.Warn("Found child ==", i, child.WidgetId, child.GetProgName())
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log.Warn("Found n ==", i, n.WidgetId, n.GetProgName())
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p.children = append(p.children[:i], p.children[i+1:]...)
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}
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}
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for i, child := range p.children {
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log.Warn("parent now has child:", i, child.WidgetId, child.GetProgName())
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}
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}
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