84 lines
2.3 KiB
Go
84 lines
2.3 KiB
Go
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package ui_test
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import (
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"git.kirsle.net/go/ui"
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)
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// Example of using the menu widgets.
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func ExampleMenu() {
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mw, err := ui.NewMainWindow("Menu Bar Example", 800, 600)
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if err != nil {
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panic(err)
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}
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// Create a main menu for your window.
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menu := ui.NewMenuBar("Main Menu")
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// File menu. Some items with accelerators, some without.
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// NOTE: key bindings are up to you, the accelerators are
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// purely decorative.
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file := menu.AddMenu("File")
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file.AddItemAccel("New", "Ctrl-N", func() {})
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file.AddItemAccel("Open", "Ctrl-O", func() {})
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file.AddItemAccel("Save", "Ctrl-S", func() {})
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file.AddItem("Save as...", func() {})
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file.AddSeparator()
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file.AddItem("Close window", func() {})
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file.AddItemAccel("Exit", "Alt-F4", func() {})
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// Help menu.
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help := menu.AddMenu("Help")
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help.AddItemAccel("Contents", "F1", func() {})
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help.AddItem("About", func() {})
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// Give the menu bar your Supervisor so it can wire all
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// events up and make the menus work.
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menu.Supervise(mw.Supervisor())
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// Compute and pack the menu bar against the top of
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// the main window (or other parent container)
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menu.Compute(mw.Engine)
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mw.Pack(menu, menu.PackTop()) // Side: N, FillX: true
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// Each loop you must then:
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// - Call Supervisor.Loop() as normal to handle events.
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// - Call Supervisor.Present() to draw the modal popup menus.
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// MainLoop() of the MainWindow does this for you.
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mw.MainLoop()
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}
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// Example of using the MenuButton.
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func ExampleMenuButton() {
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mw, err := ui.NewMainWindow("Menu Button", 800, 600)
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if err != nil {
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panic(err)
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}
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// Create a MenuButton much as you would a normal Button.
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btn := ui.NewMenuButton("Button1", ui.NewLabel(ui.Label{
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Text: "File",
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}))
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mw.Place(btn, ui.Place{ // place it in the center
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Center: true,
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Middle: true,
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})
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// Add menu items to it.
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btn.AddItemAccel("New", "Ctrl-N", func() {})
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btn.AddItemAccel("Open", "Ctrl-O", func() {})
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btn.AddItemAccel("Save", "Ctrl-S", func() {})
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btn.AddItem("Save as...", func() {})
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btn.AddSeparator()
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btn.AddItem("Close window", func() {})
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btn.AddItemAccel("Exit", "Alt-F4", func() {})
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// Add the button to Supervisor for events to work.
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btn.Supervise(mw.Supervisor())
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// Each loop you must then:
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// - Call Supervisor.Loop() as normal to handle events.
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// - Call Supervisor.Present() to draw the modal popup menus.
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// MainLoop() of the MainWindow does this for you.
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mw.MainLoop()
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}
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