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Diffstat (limited to 'button_unix.go')
-rw-r--r--button_unix.go82
1 files changed, 82 insertions, 0 deletions
diff --git a/button_unix.go b/button_unix.go
new file mode 100644
index 0000000..7d41b55
--- /dev/null
+++ b/button_unix.go
@@ -0,0 +1,82 @@
+// +build !windows,!darwin
+
+// 7 july 2014
+
+package ui
+
+import (
+ "unsafe"
+)
+
+// #include "gtk_unix.h"
+// extern void buttonClicked(GtkButton *, gpointer);
+import "C"
+
+type button struct {
+ _widget *C.GtkWidget
+ 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{
+ _widget: 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()
+ println("button clicked")
+}
+
+func (b *button) widget() *C.GtkWidget {
+ return b._widget
+}
+
+func (b *button) setParent(p *controlParent) {
+ basesetParent(b, p)
+}
+
+func (b *button) allocate(x int, y int, width int, height int, d *sizing) []*allocation {
+ return baseallocate(b, x, y, width, height, d)
+}
+
+func (b *button) preferredSize(d *sizing) (width, height int) {
+ return basepreferredSize(b, d)
+}
+
+func (b *button) commitResize(a *allocation, d *sizing) {
+ basecommitResize(b, a, d)
+}
+
+func (b *button) getAuxResizeInfo(d *sizing) {
+ basegetAuxResizeInfo(b, d)
+}