Files
clr-installer/gui/switcher.go
T
Reagan Lopez 4c1f7a9dfe gui: Introduces localization
- Modifies the screen flow to first launch the Welcome (Language) page
- Adds localization package "gotext"
- Enables localization for "en_US", "zh_CN" and "es_MX"
- Modifies the strings to use localized version

Signed-off-by: Reagan Lopez <reagan.lopez@intel.com>
2019-04-19 15:04:57 -07:00

132 lines
3.3 KiB
Go

// Copyright © 2019 Intel Corporation
//
// SPDX-License-Identifier: GPL-3.0-only
package gui
import (
"github.com/gotk3/gotk3/gtk"
"github.com/clearlinux/clr-installer/utils"
)
// Switcher is used to switch between main installer sections
type Switcher struct {
revealer *gtk.Revealer // root widget
box *gtk.Box // Main mainLayout
stack *gtk.Stack // Stack to control
buttons struct {
required *gtk.RadioButton
advanced *gtk.RadioButton
}
}
// NewSwitcher constructs the header component
func NewSwitcher(stack *gtk.Stack) (*Switcher, error) {
var err error
var st *gtk.StyleContext
// Create switcher
switcher := &Switcher{
stack: stack,
}
// root revealer
switcher.revealer, err = gtk.RevealerNew()
if err != nil {
return nil, err
}
switcher.revealer.SetTransitionType(gtk.REVEALER_TRANSITION_TYPE_SLIDE_DOWN)
// Create main mainLayout
switcher.box, err = gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
if err != nil {
return nil, err
}
switcher.revealer.Add(switcher.box)
// Set styling
st, err = switcher.box.GetStyleContext()
if err != nil {
return nil, err
}
st.AddClass("box-switcher")
// Required options
switcher.buttons.required, err = createFancyButton(utils.Locale.Get("REQUIRED OPTIONS"), "label-switcher")
if err != nil {
return nil, err
}
switcher.buttons.required.SetActive(true)
if _, err := switcher.buttons.required.Connect("toggled", func() { switcher.switchTo(switcher.buttons.required, "required") }); err != nil {
return nil, err
}
switcher.box.PackStart(switcher.buttons.required, true, true, 0)
// Advanced options
switcher.buttons.advanced, err = createFancyButton(utils.Locale.Get("ADVANCED OPTIONS"), "label-switcher")
if err != nil {
return nil, err
}
switcher.buttons.advanced.JoinGroup(switcher.buttons.required)
if _, err := switcher.buttons.advanced.Connect("toggled", func() { switcher.switchTo(switcher.buttons.advanced, "advanced") }); err != nil {
return nil, err
}
switcher.box.PackStart(switcher.buttons.advanced, true, true, 0)
return switcher, nil
}
// handle switching to another view
func (switcher *Switcher) switchTo(button *gtk.RadioButton, id string) {
if switcher.stack == nil {
return
}
if !button.GetActive() {
return
}
switcher.stack.SetVisibleChildName(id)
}
func createFancyButton(text, style string) (*gtk.RadioButton, error) {
button, err := gtk.RadioButtonNew(nil)
if err != nil {
return nil, err
}
button.SetMode(false)
label, err := gtk.LabelNew(text)
if err != nil {
return nil, err
}
sc, err := label.GetStyleContext()
if err != nil {
return nil, err
}
sc.AddClass(style)
button.Add(label)
return button, nil
}
// GetRootWidget returns the embeddable root widget
func (switcher *Switcher) GetRootWidget() gtk.IWidget {
return switcher.revealer
}
// SetStack updates the associated stack
func (switcher *Switcher) SetStack(stack *gtk.Stack) {
switcher.stack = stack
}
// Show will tween in the switcher
func (switcher *Switcher) Show() {
switcher.revealer.SetTransitionType(gtk.REVEALER_TRANSITION_TYPE_SLIDE_DOWN)
switcher.revealer.SetRevealChild(true)
}
// Hide will tween the switcher out
func (switcher *Switcher) Hide() {
switcher.revealer.SetTransitionType(gtk.REVEALER_TRANSITION_TYPE_SLIDE_UP)
switcher.revealer.SetRevealChild(false)
}