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e424a85a99
* Expose `DefaultApplicationMenu`. Add `FindByLabel` and `ItemAt` for finding menu items in a menu * Add `Menu.RemoveMenuItem()`, `MneuItem.GetAccelerator()` and `MenuItem.RemoveAccelerator()` * Remove `Update` * Iterate when removing menu items * Add `GetSubmenu()`
119 lines
2.3 KiB
Go
119 lines
2.3 KiB
Go
//go:build linux
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package application
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type linuxMenu struct {
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menu *Menu
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native pointer
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}
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func newMenuImpl(menu *Menu) *linuxMenu {
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result := &linuxMenu{
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menu: menu,
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native: menuBarNew(),
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}
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return result
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}
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func (m *linuxMenu) run() {
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m.update()
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}
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func (m *linuxMenu) update() {
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m.processMenu(m.menu)
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}
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func (m *linuxMenu) processMenu(menu *Menu) {
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if menu.impl == nil {
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menu.impl = &linuxMenu{
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menu: menu,
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native: menuNew(),
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}
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}
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var currentRadioGroup GSListPointer
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for _, item := range menu.items {
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// drop the group if we have run out of radio items
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if item.itemType != radio {
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currentRadioGroup = nilRadioGroup
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}
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switch item.itemType {
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case submenu:
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menuItem := newMenuItemImpl(item)
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item.impl = menuItem
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m.processMenu(item.submenu)
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m.addSubMenuToItem(item.submenu, item)
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m.addMenuItem(menu, item)
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case text, checkbox:
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menuItem := newMenuItemImpl(item)
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item.impl = menuItem
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m.addMenuItem(menu, item)
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case radio:
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menuItem := newRadioItemImpl(item, currentRadioGroup)
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item.impl = menuItem
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m.addMenuItem(menu, item)
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currentRadioGroup = menuGetRadioGroup(menuItem)
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case separator:
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m.addMenuSeparator(menu)
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}
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}
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for _, item := range menu.items {
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if item.callback != nil {
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m.attachHandler(item)
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}
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}
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}
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func (m *linuxMenu) attachHandler(item *MenuItem) {
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(item.impl).(*linuxMenuItem).handlerId = attachMenuHandler(item)
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}
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func (m *linuxMenu) addSubMenuToItem(menu *Menu, item *MenuItem) {
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if menu.impl == nil {
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menu.impl = &linuxMenu{
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menu: menu,
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native: menuNew(),
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}
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}
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menuSetSubmenu(item, menu)
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}
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func (m *linuxMenu) addMenuItem(parent *Menu, menu *MenuItem) {
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menuAppend(parent, menu)
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}
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func (m *linuxMenu) addMenuSeparator(menu *Menu) {
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menuAddSeparator(menu)
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}
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func (m *linuxMenu) addServicesMenu(menu *Menu) {
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// FIXME: Should this be required?
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}
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func (l *linuxMenu) createMenu(name string, items []*MenuItem) *Menu {
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impl := newMenuImpl(&Menu{label: name})
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menu := &Menu{
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label: name,
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items: items,
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impl: impl,
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}
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impl.menu = menu
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return menu
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}
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func DefaultApplicationMenu() *Menu {
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menu := NewMenu()
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menu.AddRole(AppMenu)
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menu.AddRole(FileMenu)
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menu.AddRole(EditMenu)
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menu.AddRole(ViewMenu)
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menu.AddRole(WindowMenu)
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menu.AddRole(HelpMenu)
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return menu
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}
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