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package tree
/*
There are some helper functions that are probably going to be
the same everywhere. Mostly due to handling the binary tree structure
and the channel communication
*/
import (
"sync"
"go.wit.com/lib/protobuf/guipb"
"go.wit.com/widget"
)
// TODO: use protocol buffers
// this is the root node of the binary tree
// There is only one of these per application
var treeRoot *Node
type TreeInfo struct {
sync.Mutex // a lock around the tree to serialize access
ok bool // indicates the plugin actually initialized
PluginName string // used to identify the plugin
config *ToolkitConfigs // protobuf of plugin settings
callback chan widget.Action // mouse clicks or keyboard events back to the program
pluginChan chan widget.Action // this is the channel we get requests to make widgets
frozenChan chan widget.Action // expirement to get fyne to work
Add func(*Node) // add a new widget
AddText func(*Node, string) // add a string to a dropdown widget
SetText func(*Node, string) // set the text of a widget
SetTitle func(*Node, string) // update the title of a window or tab
SetLabel func(*Node, string) // update the "label" (aka "Name") for a widget
SetChecked func(*Node, bool) // set the state of a checkbox
ToolkitInit func() // init the plugin
ToolkitClose func() // shutdown and unload the plugin
Show func(*Node) // show a widget
Hide func(*Node) // hide a widget
Enable func(*Node) // enable a widget
Disable func(*Node) // disable a widget
ShowTable func(*guipb.Table) // attempt at sending a whole table
currentTables []*guipb.Table // track the list of tables?
// Root *guipb.Tree // this is the future of this system
}
type Node struct {
Parent *Node
children []*Node
WidgetId int // widget ID
WidgetType widget.WidgetType
ParentId int // parent ID
State widget.State
ddStrings []string
// the internal plugin toolkit structure
// in the gtk plugin, it has gtk things like margin & border settings
// in the text console one, it has text console things like colors for menus & buttons
TK any
}
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