Files
llgo/_demo/c/cppintf/cppintf.go
Li Jie 64df39b3c5 reorganize: consolidate demo directories
- Consolidate _demo, _pydemo, _embdemo into single _demo directory structure
- Organize demos by language: _demo/{go,py,c,embed}/
- Categorize demos based on imports:
- Python library demos (py imports) → _demo/py/
- C/C++ library demos (c/cpp imports) → _demo/c/
- Go-specific demos → _demo/go/
- Embedded demos → _demo/embed/
- Move C-related demos (asm*, cabi*, cgo*, linkname, targetsbuild) from go/ to c/
- Update all path references in README.md and GitHub workflows
- Improve demo organization and navigation as requested in #1256

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-09-09 15:06:55 +08:00

39 lines
544 B
Go

package main
import (
"github.com/goplus/lib/c"
"github.com/goplus/lib/c/math"
"github.com/goplus/llgo/_demo/c/cppintf/foo"
)
type Bar struct {
foo.Callback
a c.Int
}
func NewBar(a c.Int) *Bar {
return &Bar{
Callback: foo.Callback{
Vptr: &foo.CallbackVtbl{
Val: c.Func((*Bar).getA),
Calc: c.Func((*Bar).sqrt),
},
},
a: a,
}
}
func (p *Bar) getA() c.Int {
return p.a
}
func (p *Bar) sqrt(v float64) float64 {
return math.Sqrt(v)
}
func main() {
bar := NewBar(1)
foo.F(&bar.Callback)
foo.G(&bar.Callback)
}