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// +build !windows,!darwin
// 23 february 2014
package ui
import (
"unsafe"
)
// #include "gtk_unix.h"
import "C"
type container struct {
*controlSingleWidget
container *C.GtkContainer
}
type sizing struct {
sizingbase
// for size calculations
// gtk+ needs nothing
// for the actual resizing
// gtk+ needs nothing
}
func newContainer() *container {
c := new(container)
c.controlSingleWidget = newControlSingleWidget(C.newContainer(unsafe.Pointer(c)))
c.container = (*C.GtkContainer)(unsafe.Pointer(c.widget))
return c
}
func (c *container) parent() *controlParent {
return &controlParent{c.container}
}
func (c *container) allocation(margined bool) C.GtkAllocation {
var a C.GtkAllocation
C.gtk_widget_get_allocation(c.widget, &a)
if margined {
a.x += C.gint(gtkXMargin)
a.y += C.gint(gtkYMargin)
a.width -= C.gint(gtkXMargin) * 2
a.height -= C.gint(gtkYMargin) * 2
}
return a
}
const (
gtkXMargin = 12
gtkYMargin = 12
gtkXPadding = 12
gtkYPadding = 6
)
func (w *window) beginResize() (d *sizing) {
d = new(sizing)
if spaced {
d.xpadding = gtkXPadding
d.ypadding = gtkYPadding
}
return d
}
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