76 lines
2.3 KiB
Go
76 lines
2.3 KiB
Go
// 25 november 2015
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package main
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import "fmt"
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import "runtime"
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import "syscall"
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import "unsafe"
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var libui = syscall.NewLazyDLL("libui.dll")
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var uiInit = libui.NewProc("uiInit")
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var uiNewWindow = libui.NewProc("uiNewWindow")
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var uiWindowOnClosing = libui.NewProc("uiWindowOnClosing")
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var uiNewButton = libui.NewProc("uiNewButton")
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var uiWindowSetChild = libui.NewProc("uiWindowSetChild")
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var uiWindowSetMargined = libui.NewProc("uiWindowSetMargined")
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var uiNewVerticalBox = libui.NewProc("uiNewVerticalBox")
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var uiBoxAppend = libui.NewProc("uiBoxAppend")
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var uiBoxSetPadded = libui.NewProc("uiBoxSetPadded")
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var uiNewTab = libui.NewProc("uiNewTab")
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var uiTabAppend = libui.NewProc("uiTabAppend")
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var uiTabSetMargined = libui.NewProc("uiTabSetMargined")
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var uiNewLabel = libui.NewProc("uiNewLabel")
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var uiControlShow = libui.NewProc("uiControlShow")
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var uiMain = libui.NewProc("uiMain")
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var uiQuit = libui.NewProc("uiQuit")
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var uiUninit = libui.NewProc("uiUninit")
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func onClosing(w uintptr, data uintptr) int32 {
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fmt.Println("in closing")
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uiQuit.Call()
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return 1
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}
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func main() {
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runtime.LockOSThread()
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b := make([]byte, 256) // to compensate for uiInitOptions
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e, _, _ := uiInit.Call(uintptr(unsafe.Pointer(&b[0])))
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if e != 0 { panic(e) }
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ss := "Hello from Go"
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s := []byte(ss)
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w, _, _ := uiNewWindow.Call(
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uintptr(unsafe.Pointer(&s[0])),
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320, 240, 0)
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uiWindowOnClosing.Call(w, syscall.NewCallbackCDecl(onClosing), 0)
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tab, _, _ := uiNewTab.Call()
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box, _, _ := uiNewVerticalBox.Call()
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btn, _, _ := uiNewButton.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiBoxAppend.Call(box, btn, 0)
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btn, _, _ = uiNewButton.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiBoxAppend.Call(box, btn, 1)
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btn, _, _ = uiNewLabel.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiBoxAppend.Call(box, btn, 0)
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btn, _, _ = uiNewButton.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiBoxAppend.Call(box, btn, 1)
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btn, _, _ = uiNewButton.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiBoxAppend.Call(box, btn, 0)
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uiWindowSetChild.Call(w, tab)
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uiTabAppend.Call(tab,
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uintptr(unsafe.Pointer(&s[0])),
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box)
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uiTabSetMargined.Call(tab, 0, 1)
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btn, _, _ = uiNewButton.Call(
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uintptr(unsafe.Pointer(&s[0])))
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uiTabAppend.Call(tab,
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uintptr(unsafe.Pointer(&s[0])),
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btn)
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uiBoxSetPadded.Call(box, 1)
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uiWindowSetMargined.Call(w, 1)
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uiControlShow.Call(w)
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uiMain.Call(w)
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fmt.Println("after main")
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uiUninit.Call(w)
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fmt.Println("out")
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}
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