Moved it all back; the preemptive multitaksing during an event handler kills us on all platforms. Going to have to restrict ALL GUI accss to happening from one t hread, so going to need to drop uitask entirely and have just a start() callback for startup code and a post() function for posting requests to windows (like channel sends but into a perpetual buffer).

1 files changed, 0 insertions, 76 deletions

diff --git a/prevlib/button.go b/prevlib/button.go
deleted file mode 100644
index 465427a..0000000
--- a/prevlib/button.go
+++ /dev/null
@@ -1,76 +0,0 @@
-// 12 february 2014
-
-package ui
-
-// A Button represents a clickable button with some text.
-type Button struct {
-	// Clicked is called when the button is clicked.
-	// This cannot be changed after the Window containing the Button has been created.
-	// If you do not specify a handler, a default of "do nothing" will be used instead.
-	Clicked func()
-
-	created  bool
-	sysData  *sysData
-	initText string
-}
-
-// NewButton creates a new button with the specified text.
-func NewButton(text string) (b *Button) {
-	return &Button{
-		sysData:  mksysdata(c_button),
-		initText: text,
-	}
-}
-
-// SetText sets the button's text.
-func (b *Button) SetText(text string) {
-	if b.created {
-		b.sysData.setText(text)
-		return
-	}
-	b.initText = text
-}
-
-// Text returns the button's text.
-func (b *Button) Text() string {
-	if b.created {
-		return b.sysData.text()
-	}
-	return b.initText
-}
-
-func (b *Button) make(window *sysData) error {
-	b.sysData.event = b.Clicked
-	if b.sysData.event == nil {
-		b.sysData.event = func() {}
-	}
-	err := b.sysData.make(window)
-	if err != nil {
-		return err
-	}
-	b.sysData.setText(b.initText)
-	b.created = true
-	return nil
-}
-
-func (b *Button) allocate(x int, y int, width int, height int, d *sysSizeData) []*allocation {
-	return []*allocation{&allocation{
-		x:      x,
-		y:      y,
-		width:  width,
-		height: height,
-		this:   b,
-	}}
-}
-
-func (b *Button) preferredSize(d *sysSizeData) (width int, height int) {
-	return b.sysData.preferredSize(d)
-}
-
-func (b *Button) commitResize(a *allocation, d *sysSizeData) {
-	b.sysData.commitResize(a, d)
-}
-
-func (b *Button) getAuxResizeInfo(d *sysSizeData) {
-	b.sysData.getAuxResizeInfo(d)
-}