39 lines
574 B
Go
39 lines
574 B
Go
// +build !windows,!darwin,!plan9
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// 16 february 2014
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package ui
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import (
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"fmt"
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"runtime"
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)
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var uitask chan func()
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func ui(main func()) error {
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runtime.LockOSThread()
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uitask = make(chan func())
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if gtk_init() != true {
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return fmt.Errorf("gtk_init failed (reason unknown; TODO)")
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}
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// thanks to tristan in irc.gimp.net/#gtk
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gdk_threads_add_idle(func() bool {
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select {
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case f := <-uitask:
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f()
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default: // do not block
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}
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return true // don't destroy the callback
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})
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go func() {
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main()
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uitask <- gtk_main_quit
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}()
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gtk_main()
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return nil
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}
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