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109 lines
2.5 KiB
Go
109 lines
2.5 KiB
Go
package xevent
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/*
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#cgo linux LDFLAGS: -lX11 -lXfixes
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#include "xevent.h"
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*/
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import "C"
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import (
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"time"
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"unsafe"
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"github.com/kataras/go-events"
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)
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var emmiter events.EventEmmiter
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var file_chooser_dialog_window uint32 = 0
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func init() {
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emmiter = events.New()
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}
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func EventLoop(display string) {
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displayUnsafe := C.CString(display)
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defer C.free(unsafe.Pointer(displayUnsafe))
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C.XEventLoop(displayUnsafe)
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}
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func OnCursorChanged(listener func(serial uint64)) {
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emmiter.On("cursor-changed", func(payload ...interface{}) {
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listener(payload[0].(uint64))
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})
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}
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func OnClipboardUpdated(listener func()) {
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emmiter.On("clipboard-updated", func(payload ...interface{}) {
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listener()
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})
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}
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func OnFileChooserDialogOpened(listener func()) {
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emmiter.On("file-chooser-dialog-opened", func(payload ...interface{}) {
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listener()
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})
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}
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func OnFileChooserDialogClosed(listener func()) {
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emmiter.On("file-chooser-dialog-closed", func(payload ...interface{}) {
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listener()
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})
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}
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func OnEventError(listener func(error_code uint8, message string, request_code uint8, minor_code uint8)) {
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emmiter.On("event-error", func(payload ...interface{}) {
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listener(payload[0].(uint8), payload[1].(string), payload[2].(uint8), payload[3].(uint8))
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})
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}
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//export goXEventCursorChanged
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func goXEventCursorChanged(event C.XFixesCursorNotifyEvent) {
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emmiter.Emit("cursor-changed", uint64(event.cursor_serial))
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}
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//export goXEventClipboardUpdated
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func goXEventClipboardUpdated() {
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emmiter.Emit("clipboard-updated")
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}
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//export goXEventConfigureNotify
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func goXEventConfigureNotify(display *C.Display, window C.Window, nameUnsafe *C.char, roleUnsafe *C.char) {
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role := C.GoString(roleUnsafe)
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if role != "GtkFileChooserDialog" {
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return
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}
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C.XFileChooserHide(display, window)
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// Because first dialog is not put properly to background
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time.Sleep(10 * time.Millisecond)
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C.XFileChooserHide(display, window)
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if file_chooser_dialog_window == 0 {
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file_chooser_dialog_window = uint32(window)
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emmiter.Emit("file-chooser-dialog-opened")
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}
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}
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//export goXEventUnmapNotify
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func goXEventUnmapNotify(window C.Window) {
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if uint32(window) != file_chooser_dialog_window {
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return
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}
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file_chooser_dialog_window = 0
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emmiter.Emit("file-chooser-dialog-closed")
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}
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//export goXEventError
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func goXEventError(event *C.XErrorEvent, message *C.char) {
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emmiter.Emit("event-error", uint8(event.error_code), C.GoString(message), uint8(event.request_code), uint8(event.minor_code))
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}
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//export goXEventActive
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func goXEventActive() C.int {
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return C.int(1)
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}
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