54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
// 2 march 2014
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package ui
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import (
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// ...
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)
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// #cgo LDFLAGS: -lobjc -framework Foundation -framework AppKit
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// #include "objc_darwin.h"
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import "C"
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// NSAlert styles.
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const (
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_NSWarningAlertStyle = 0 // default
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_NSInformationalAlertStyle = 1
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_NSCriticalAlertStyle = 2
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)
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var (
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_NSAlert = objc_getClass("NSAlert")
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_setMessageText = sel_getUid("setMessageText:")
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_setInformativeText = sel_getUid("setInformativeText:")
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_setAlertStyle = sel_getUid("setAlertStyle:")
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_addButtonWithTitle = sel_getUid("addButtonWithTitle:")
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_runModal = sel_getUid("runModal")
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)
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func _msgBox(primarytext string, secondarytext string, style uintptr, button0 string) {
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ret := make(chan struct{})
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defer close(ret)
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uitask <- func() {
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box := C.objc_msgSend_noargs(_NSAlert, _new)
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C.objc_msgSend_id(box, _setMessageText, toNSString(primarytext))
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if secondarytext != "" {
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C.objc_msgSend_id(box, _setInformativeText, toNSString(secondarytext))
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}
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C.objc_msgSend_uint(box, _setAlertStyle, C.uintptr_t(style))
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C.objc_msgSend_id(box, _addButtonWithTitle, toNSString(button0))
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C.objc_msgSend_noargs(box, _runModal)
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ret <- struct{}{}
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}
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<-ret
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}
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func msgBox(primarytext string, secondarytext string) {
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_msgBox(primarytext, secondarytext, _NSInformationalAlertStyle, "OK")
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}
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func msgBoxError(primarytext string, secondarytext string) {
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_msgBox(primarytext, secondarytext, _NSCriticalAlertStyle, "OK")
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}
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