81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
// 12 december 2015
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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 "pkgui.h"
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import "C"
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// Group is a Control that holds another Control and wraps it around
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// a labelled box (though some systems make this box invisible).
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// You can use this to group related controls together.
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type Group struct {
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ControlBase
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g *C.uiGroup
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child Control
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}
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// NewGroup creates a new Group.
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func NewGroup(title string) *Group {
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g := new(Group)
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ctitle := C.CString(title)
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g.g = C.uiNewGroup(ctitle)
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freestr(ctitle)
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g.ControlBase = NewControlBase(g, uintptr(unsafe.Pointer(g.g)))
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return g
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}
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// Destroy destroys the Group. If the Group has a child,
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// Destroy calls Destroy on that as well.
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func (g *Group) Destroy() {
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if g.child != nil {
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c := g.child
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g.SetChild(nil)
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c.Destroy()
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}
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g.ControlBase.Destroy()
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}
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// Title returns the Group's title.
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func (g *Group) Title() string {
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ctitle := C.uiGroupTitle(g.g)
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title := C.GoString(ctitle)
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C.uiFreeText(ctitle)
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return title
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}
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// SetTitle sets the Group's title to title.
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func (g *Group) SetTitle(title string) {
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ctitle := C.CString(title)
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C.uiGroupSetTitle(g.g, ctitle)
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freestr(ctitle)
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}
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// SetChild sets the Group's child to child. If child is nil, the Group
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// will not have a child.
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func (g *Group) SetChild(child Control) {
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g.child = child
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c := (*C.uiControl)(nil)
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if g.child != nil {
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c = touiControl(g.child.LibuiControl())
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}
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C.uiGroupSetChild(g.g, c)
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}
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// Margined returns whether the Group has margins around its child.
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func (g *Group) Margined() bool {
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return tobool(C.uiGroupMargined(g.g))
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}
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// SetMargined controls whether the Group has margins around its
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// child. The size of the margins are determined by the OS and its
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// best practices.
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func (g *Group) SetMargined(margined bool) {
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C.uiGroupSetMargined(g.g, frombool(margined))
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}
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