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97 lines
2.3 KiB
Go
97 lines
2.3 KiB
Go
package xevent
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/*
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#cgo 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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"strings"
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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 Unminimize bool = false
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var FileChooserDialog bool = false
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var fileChooserDialogWindow uint32 = 0
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func init() {
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Emmiter = events.New()
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}
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func SetupErrorHandler() {
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C.XSetupErrorHandler()
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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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//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, name *C.char, role *C.char) {
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if C.GoString(role) != "GtkFileChooserDialog" || !FileChooserDialog {
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return
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}
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// TODO: Refactor. Right now processing of this dialog relies on identifying
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// via its name. When that changes to role, this condition should be removed.
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if !strings.HasPrefix(C.GoString(name), "Open File") {
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return
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}
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C.XFileChooserHide(display, window)
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if fileChooserDialogWindow == 0 {
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fileChooserDialogWindow = 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) != fileChooserDialogWindow || !FileChooserDialog {
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return
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}
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fileChooserDialogWindow = 0
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Emmiter.Emit("file-chooser-dialog-closed")
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}
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//export goXEventWMChangeState
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func goXEventWMChangeState(display *C.Display, window C.Window, window_state C.ulong) {
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// if we just realized that window is minimized and we want it to be unminimized
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if window_state != C.NormalState && Unminimize {
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// we want to unmap and map the window to force it to redraw
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C.XUnmapWindow(display, window)
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C.XMapWindow(display, window)
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C.XFlush(display)
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}
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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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