54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
// 25 july 2014
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package ui
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import (
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"unsafe"
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)
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// #include "objc_darwin.h"
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import "C"
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type tab struct {
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*controlSingleObject
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tabs []*container
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children []Control
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chainresize func(x int, y int, width int, height int, d *sizing)
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}
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func newTab() Tab {
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t := &tab{
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controlSingleObject: newControlSingleObject(C.newTab()),
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}
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t.fpreferredSize = t.xpreferredSize
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t.chainresize = t.fresize
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t.fresize = t.xresize
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return t
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}
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func (t *tab) Append(name string, control Control) {
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c := newContainer()
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t.tabs = append(t.tabs, c)
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control.setParent(c.parent())
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t.children = append(t.children, control)
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cname := C.CString(name)
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defer C.free(unsafe.Pointer(cname))
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C.tabAppend(t.id, cname, c.id)
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}
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func (t *tab) xpreferredSize(d *sizing) (width, height int) {
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s := C.tabPreferredSize(t.id)
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return int(s.width), int(s.height)
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}
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func (t *tab) xresize(x int, y int, width int, height int, d *sizing) {
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// first, chain up to change the GtkFrame and its child container
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t.chainresize(x, y, width, height, d)
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// now that the containers have the correct size, we can resize the children
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for i, _ := range t.tabs {
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a := t.tabs[i].allocation(false/*TODO*/)
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t.children[i].resize(int(a.x), int(a.y), int(a.width), int(a.height), d)
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}
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}
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