126 lines
2.8 KiB
Go
126 lines
2.8 KiB
Go
package server
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import (
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"github.com/diamondburned/cchat"
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"github.com/diamondburned/cchat-gtk/internal/gts"
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"github.com/diamondburned/cchat-gtk/internal/ui/primitives"
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"github.com/diamondburned/cchat-gtk/internal/ui/service/breadcrumb"
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"github.com/diamondburned/cchat-gtk/internal/ui/service/loading"
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"github.com/gotk3/gotk3/gtk"
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)
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type Controller interface {
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RowSelected(*ServerRow, cchat.ServerMessage)
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}
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// Children is a children server with a reference to the parent.
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type Children struct {
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*gtk.Box
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load *loading.Button // only not nil while loading
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Rows []*ServerRow
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Parent breadcrumb.Breadcrumber
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rowctrl Controller
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}
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// reserved
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var childrenCSS = primitives.PrepareClassCSS("server-children", `
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.server-children {
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margin: 0;
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margin-top: 3px;
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border-radius: 0;
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}
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`)
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func NewChildren(p breadcrumb.Breadcrumber, ctrl Controller) *Children {
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main, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
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main.SetMarginStart(ChildrenMargin)
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childrenCSS(main)
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return &Children{
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Box: main,
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Parent: p,
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rowctrl: ctrl,
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}
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}
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// setLoading shows the loading circle as a list child.
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func (c *Children) setLoading() {
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// Exit if we're already loading.
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if c.load != nil {
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return
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}
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// Clear everything.
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c.Reset()
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// Set the loading circle and stuff.
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c.load = loading.NewButton()
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c.load.Show()
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c.Box.Add(c.load)
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}
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func (c *Children) Reset() {
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// Remove old servers from the list.
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for _, row := range c.Rows {
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c.Box.Remove(row)
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}
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// Wipe the list empty.
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c.Rows = nil
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}
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// setNotLoading removes the loading circle, if any. This is not in Reset()
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// anymore, since the backend may not necessarily call SetServers.
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func (c *Children) setNotLoading() {
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// Do we have the spinning circle button? If yes, remove it.
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if c.load != nil {
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// Stop the loading mode. The reset function should do everything for us.
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c.Box.Remove(c.load)
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c.load = nil
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}
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}
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// SetServers is reserved for cchat.ServersContainer.
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func (c *Children) SetServers(servers []cchat.Server) {
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gts.ExecAsync(func() {
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// Save the current state.
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var oldID string
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for _, row := range c.Rows {
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if row.GetActive() {
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oldID = row.Server.ID()
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break
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}
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}
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// Reset before inserting new servers.
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c.Reset()
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c.Rows = make([]*ServerRow, len(servers))
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for i, server := range servers {
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row := NewServerRow(c, server, c.rowctrl)
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row.Show()
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// row.SetFocusHAdjustment(c.GetFocusHAdjustment()) // inherit
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// row.SetFocusVAdjustment(c.GetFocusVAdjustment())
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c.Rows[i] = row
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c.Box.Add(row)
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}
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// Update parent reference? Only if it's activated.
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if oldID != "" {
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for _, row := range c.Rows {
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if row.Server.ID() == oldID {
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row.Button.SetActive(true)
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}
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}
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}
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})
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}
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func (c *Children) Breadcrumb() breadcrumb.Breadcrumb {
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return breadcrumb.Try(c.Parent)
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}
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