nocui: a template for porting new toolkits

Signed-off-by: Jeff Carr <[email protected]>

1 files changed, 58 insertions, 0 deletions

diff --git a/toolkit/nocui/main.go b/toolkit/nocui/main.go
new file mode 100644
index 0000000..7309782
--- /dev/null
+++ b/toolkit/nocui/main.go
@@ -0,0 +1,58 @@
+package main
+
+import (
+	"sync"
+	"git.wit.org/wit/gui/toolkit"
+)
+
+// this is the channel we get requests to make widgets
+var pluginChan chan toolkit.Action
+
+// the starting point of the binary tree
+var rootNode *node
+
+var muAction sync.Mutex
+
+func catchActionChannel() {
+	log(logNow, "catchActionChannel() START")
+	for {
+		log(logNow, "catchActionChannel() for loop")
+	    	select {
+		case a := <-pluginChan:
+			log(logNow, "catchActionChannel() SELECT widget id =", a.WidgetId, a.Name)
+			log(logNow, "catchActionChannel() STUFF", a.WidgetId, a.ActionType, a.WidgetType)
+			muAction.Lock()
+			action(a)
+			muAction.Unlock()
+			log(logNow, "catchActionChannel() STUFF END", a.WidgetId, a.ActionType, a.WidgetType)
+		}
+	}
+}
+
+// Other goroutines must use this to access the GUI
+//
+// You can not acess / process the GUI thread directly from
+// other goroutines. This is due to the nature of how
+// Linux, MacOS and Windows work (they all work differently. suprise. surprise.)
+//
+// this sets the channel to send user events back from the plugin
+func Callback(guiCallback chan toolkit.Action) {
+	callback = guiCallback
+}
+
+func PluginChannel() chan toolkit.Action {
+	return pluginChan
+}
+
+// This is important. This sets the defaults for the gui. Without this, there isn't correct padding, etc
+func init() {
+	log(logNow, "Init() START")
+	log(logInfo, "Init()")
+
+	// andlabs = make(map[int]*andlabsT)
+	pluginChan = make(chan toolkit.Action, 1)
+
+	log(logNow, "Init() start channel reciever")
+	go catchActionChannel()
+	log(logNow, "Init() END")
+}