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menu_linux.go
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menu_linux.go
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//go:build linux
package application
type linuxMenu struct {
menu *Menu
native pointer
}
func newMenuImpl(menu *Menu) *linuxMenu {
result := &linuxMenu{
menu: menu,
native: menuBarNew(),
}
return result
}
func (m *linuxMenu) run() {
m.update()
}
func (m *linuxMenu) update() {
m.processMenu(m.menu)
}
func (m *linuxMenu) processMenu(menu *Menu) {
if menu.impl == nil {
menu.impl = &linuxMenu{
menu: menu,
native: menuNew(),
}
}
var currentRadioGroup GSListPointer
for _, item := range menu.items {
// drop the group if we have run out of radio items
if item.itemType != radio {
currentRadioGroup = nilRadioGroup
}
switch item.itemType {
case submenu:
menuItem := newMenuItemImpl(item)
item.impl = menuItem
m.processMenu(item.submenu)
m.addSubMenuToItem(item.submenu, item)
m.addMenuItem(menu, item)
case text, checkbox:
menuItem := newMenuItemImpl(item)
item.impl = menuItem
m.addMenuItem(menu, item)
case radio:
menuItem := newRadioItemImpl(item, currentRadioGroup)
item.impl = menuItem
m.addMenuItem(menu, item)
currentRadioGroup = menuGetRadioGroup(menuItem)
case separator:
m.addMenuSeparator(menu)
}
}
for _, item := range menu.items {
if item.callback != nil {
m.attachHandler(item)
}
}
}
func (m *linuxMenu) attachHandler(item *MenuItem) {
(item.impl).(*linuxMenuItem).handlerId = attachMenuHandler(item)
}
func (m *linuxMenu) addSubMenuToItem(menu *Menu, item *MenuItem) {
if menu.impl == nil {
menu.impl = &linuxMenu{
menu: menu,
native: menuNew(),
}
}
menuSetSubmenu(item, menu)
}
func (m *linuxMenu) addMenuItem(parent *Menu, menu *MenuItem) {
menuAppend(parent, menu)
}
func (m *linuxMenu) addMenuSeparator(menu *Menu) {
menuAddSeparator(menu)
}
func (m *linuxMenu) addServicesMenu(menu *Menu) {
// FIXME: Should this be required?
}
func (l *linuxMenu) createMenu(name string, items []*MenuItem) *Menu {
impl := newMenuImpl(&Menu{label: name})
menu := &Menu{
label: name,
items: items,
impl: impl,
}
impl.menu = menu
return menu
}
func defaultApplicationMenu() *Menu {
menu := NewMenu()
menu.AddRole(AppMenu)
menu.AddRole(FileMenu)
menu.AddRole(EditMenu)
menu.AddRole(ViewMenu)
menu.AddRole(WindowMenu)
menu.AddRole(HelpMenu)
return menu
}