diff options
| -rw-r--r-- | newctrl/tab_unix.go | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/newctrl/tab_unix.go b/newctrl/tab_unix.go new file mode 100644 index 0000000..6aae6a5 --- /dev/null +++ b/newctrl/tab_unix.go @@ -0,0 +1,61 @@ +// +build !windows,!darwin + +// 25 july 2014 + +package ui + +import ( + "unsafe" +) + +// #include "gtk_unix.h" +import "C" + +type tab struct { + *controlSingleWidget + container *C.GtkContainer + notebook *C.GtkNotebook + + tabs []*container + children []Control +} + +func newTab() Tab { + widget := C.gtk_notebook_new() + t := &tab{ + controlSingleWidget: newControlSingleWidget(widget), + container: (*C.GtkContainer)(unsafe.Pointer(widget)), + notebook: (*C.GtkNotebook)(unsafe.Pointer(widget)), + } + t.fresize = t.resize + // there are no scrolling arrows by default; add them in case there are too many tabs + C.gtk_notebook_set_scrollable(t.notebook, C.TRUE) + return t +} + +func (t *tab) Append(name string, control Control) { + c := newContainer(control) + t.tabs = append(t.tabs, c) + // this calls gtk_container_add(), which, according to gregier in irc.gimp.net/#gtk+, acts just like gtk_notebook_append_page() + c.setParent(&controlParent{t.container}) + control.setParent(c.parent()) + t.children = append(t.children, control) + cname := togstr(name) + defer freegstr(cname) + C.gtk_notebook_set_tab_label_text(t.notebook, + // unfortunately there does not seem to be a gtk_notebook_set_nth_tab_label_text() + C.gtk_notebook_get_nth_page(t.notebook, C.gint(len(t.tabs)-1)), + cname) +} + +func (t *tab) resize(x int, y int, width int, height int, d *sizing) { + // first, chain up to change the GtkFrame and its child container + // TODO use a variable for this + t.containerSingleWidget.resize(x, y, width, height, d) + + // now that the containers have the correct size, we can resize the children + for i, _ := range t.tabs { + a := g.tabs[i].allocation(g.margined) + g.children[i].resize(int(a.x), int(a.y), int(a.width), int(a.height), d) + } +} |