work around a toolkit panic()v0.12.11

    things should work when
        GUI is not really there
    Int() and Bool()
    helloworld works
    compiles and runs
    RawWindow shouldn't auto exit
    add StandardExit()

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

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

1 files changed, 50 insertions, 0 deletions

diff --git a/addText.go b/addText.go
new file mode 100644
index 0000000..7f98c63
--- /dev/null
+++ b/addText.go
@@ -0,0 +1,50 @@
+package gui
+
+import (
+	"go.wit.com/log"
+	"go.wit.com/gui/widget"
+)
+
+// tracks dropdown and combobox entries. Makes sure they are unique
+func (n *Node) addText(newS string) {
+	var highest int
+	for s, i := range n.strings {
+		if i > highest { highest = i }
+		if s == newS {
+			return
+		}
+	}
+	n.strings[newS] = highest + 1 // TODO: use the int's for the order
+	n.value = newS
+	/*
+	// time.Sleep(time.Duration(1000 * time.Nanosecond)) // doesn't work
+	// maybe this stupid chipset is defective. TODO: try on different hardware
+	// tried with go 1.21.4 debian sid
+	mylock.Lock()
+	n.mu.Lock()
+	// time.Sleep(time.Duration(10 * time.Microsecond)) // doesn't work
+	time.Sleep(time.Duration(100 * time.Microsecond)) // does work
+	n.strings = append(n.strings, newS)
+	n.mu.Unlock()
+	mylock.Unlock()
+	log.Warn("addText() has strings:", n.strings)
+	*/
+
+	// inform the toolkits
+	sendAction(n, widget.AddText)
+}
+
+// add a new text string to widgets that support
+// multiple string values
+// These must be unique. return false if the string already exists
+func (n *Node) AddText(str string) bool {
+	if ! n.Ready() { return false }
+	log.Warn("AddText() value =", str)
+	log.Warn("AddText() value =", str)
+	log.Warn("AddText() value =", str)
+
+	// for some reason, the n.mu.Lock() doesn't seem to protect the append() function on strings
+	// switched to a map. I suspect that is what maps are for because they are safer
+	n.addText(str)
+	return true
+}