Did most of the GTK+ migration.

1 files changed, 57 insertions, 0 deletions

diff --git a/newctrl/button_unix.go b/newctrl/button_unix.go
new file mode 100644
index 0000000..a1da527
--- /dev/null
+++ b/newctrl/button_unix.go
@@ -0,0 +1,57 @@
+// +build !windows,!darwin
+
+// 7 july 2014
+
+package ui
+
+import (
+	"unsafe"
+)
+
+// #include "gtk_unix.h"
+// extern void buttonClicked(GtkButton *, gpointer);
+import "C"
+
+type button struct {
+	*controlSingleWidget
+	button  *C.GtkButton
+	clicked *event
+}
+
+// shared code for setting up buttons, check boxes, etc.
+func newButton(text string) *button {
+	ctext := togstr(text)
+	defer freegstr(ctext)
+	widget := C.gtk_button_new_with_label(ctext)
+	b := &button{
+		controlSingleWidget: newControlSingleWidget(widget),
+		button:  (*C.GtkButton)(unsafe.Pointer(widget)),
+		clicked: newEvent(),
+	}
+	g_signal_connect(
+		C.gpointer(unsafe.Pointer(b.button)),
+		"clicked",
+		C.GCallback(C.buttonClicked),
+		C.gpointer(unsafe.Pointer(b)))
+	return b
+}
+
+func (b *button) OnClicked(e func()) {
+	b.clicked.set(e)
+}
+
+func (b *button) Text() string {
+	return fromgstr(C.gtk_button_get_label(b.button))
+}
+
+func (b *button) SetText(text string) {
+	ctext := togstr(text)
+	defer freegstr(ctext)
+	C.gtk_button_set_label(b.button, ctext)
+}
+
+//export buttonClicked
+func buttonClicked(bwid *C.GtkButton, data C.gpointer) {
+	b := (*button)(unsafe.Pointer(data))
+	b.clicked.fire()
+}