mirror of
https://github.com/diamondburned/cchat-gtk.git
synced 2024-12-23 20:56:42 +00:00
148 lines
3.4 KiB
Go
148 lines
3.4 KiB
Go
package input
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import (
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"github.com/diamondburned/cchat"
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"github.com/diamondburned/cchat-gtk/internal/ui/messages/input/completion"
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"github.com/gotk3/gotk3/gtk"
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)
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// Controller is an interface to control message containers.
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type Controller interface {
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AddPresendMessage(msg PresendMessage) (onErr func(error))
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}
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type InputView struct {
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*gtk.Box
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*Field
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Completer *completion.View
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}
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func NewView(ctrl Controller) *InputView {
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text, _ := gtk.TextViewNew()
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text.SetSensitive(false)
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text.SetWrapMode(gtk.WRAP_WORD_CHAR)
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text.SetProperty("top-margin", inputmargin)
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text.SetProperty("left-margin", inputmargin)
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text.SetProperty("right-margin", inputmargin)
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text.SetProperty("bottom-margin", inputmargin)
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text.Show()
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// Bind the text event handler to text first.
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c := completion.New(text)
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c.Show()
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// Bind the input callback later.
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f := NewField(text, ctrl)
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f.Show()
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b, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)
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b.PackStart(c, false, true, 0)
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b.PackStart(f, false, false, 0)
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b.Show()
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// Connect to the field's revealer. On resize, we want the autocompleter to
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// have the right padding too.
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f.username.Connect("size-allocate", func(w gtk.IWidget) {
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// Set the autocompleter's left margin to be the same.
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c.SetMarginStart(w.ToWidget().GetAllocatedWidth())
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})
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return &InputView{b, f, c}
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}
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func (v *InputView) SetSender(session cchat.Session, sender cchat.ServerMessageSender) {
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v.Field.SetSender(session, sender)
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// Ignore ok; completer can be nil.
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completer, _ := sender.(cchat.ServerMessageSendCompleter)
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v.Completer.SetCompleter(completer)
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}
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type Field struct {
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*gtk.Box
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username *usernameContainer
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TextScroll *gtk.ScrolledWindow
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text *gtk.TextView
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buffer *gtk.TextBuffer
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UserID string
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Sender cchat.ServerMessageSender
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ctrl Controller
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}
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const inputmargin = 4
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func NewField(text *gtk.TextView, ctrl Controller) *Field {
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username := newUsernameContainer()
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username.Show()
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buf, _ := text.GetBuffer()
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sw, _ := gtk.ScrolledWindowNew(nil, nil)
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sw.Add(text)
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sw.SetPolicy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
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sw.SetProperty("propagate-natural-height", true)
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sw.SetProperty("max-content-height", 150)
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sw.Show()
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box, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
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box.PackStart(username, false, false, 0)
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box.PackStart(sw, true, true, 0)
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box.Show()
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field := &Field{
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Box: box,
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username: username,
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TextScroll: sw,
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text: text,
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buffer: buf,
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ctrl: ctrl,
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}
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text.SetFocusHAdjustment(sw.GetHAdjustment())
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text.SetFocusVAdjustment(sw.GetVAdjustment())
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text.Connect("key-press-event", field.keyDown)
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return field
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}
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// Reset prepares the field before SetSender() is called.
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func (f *Field) Reset() {
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// Paranoia.
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f.text.SetSensitive(false)
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f.UserID = ""
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f.Sender = nil
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f.username.Reset()
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// reset the input
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f.buffer.Delete(f.buffer.GetBounds())
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}
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// SetSender changes the sender of the input field. If nil, the input will be
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// disabled. Reset() should be called first.
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func (f *Field) SetSender(session cchat.Session, sender cchat.ServerMessageSender) {
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// Update the left username container in the input.
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f.username.Update(session, sender)
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// Set the sender.
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if sender != nil {
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f.Sender = sender
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f.text.SetSensitive(true)
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}
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}
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// yankText cuts the text from the input field and returns it.
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func (f *Field) yankText() string {
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start, end := f.buffer.GetBounds()
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text, _ := f.buffer.GetText(start, end, false)
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if text != "" {
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f.buffer.Delete(start, end)
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}
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return text
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}
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