Files
fromage/app/os_unix.go

76 lines
2.4 KiB
Go

// SPDX-License-Identifier: Unlicense OR MIT
//go:build linux
// +build linux
package app
import (
"errors"
"unsafe"
"github.com/mleku/fromage/io/pointer"
)
type X11ViewEvent struct {
// Display is a pointer to the X11 Display created by XOpenDisplay.
Display unsafe.Pointer
// Window is the X11 window ID as returned by XCreateWindow.
Window uintptr
}
func (X11ViewEvent) implementsViewEvent() {}
func (X11ViewEvent) ImplementsEvent() {}
func (x X11ViewEvent) Valid() bool {
return x != (X11ViewEvent{})
}
func osMain() {
select {}
}
type windowDriver func(*callbacks, []Option) error
// Only X11 driver is supported
var x11Driver windowDriver
func newWindow(window *callbacks, options []Option) {
if x11Driver == nil {
window.ProcessEvent(DestroyEvent{Err: errors.New("app: no window driver available")})
return
}
if err := x11Driver(window, options); err != nil {
window.ProcessEvent(DestroyEvent{Err: err})
}
}
// xCursor contains mapping from pointer.Cursor to XCursor.
var xCursor = [...]string{
pointer.CursorDefault: "left_ptr",
pointer.CursorNone: "",
pointer.CursorText: "xterm",
pointer.CursorVerticalText: "vertical-text",
pointer.CursorPointer: "hand2",
pointer.CursorCrosshair: "crosshair",
pointer.CursorAllScroll: "fleur",
pointer.CursorColResize: "sb_h_double_arrow",
pointer.CursorRowResize: "sb_v_double_arrow",
pointer.CursorGrab: "hand1",
pointer.CursorGrabbing: "move",
pointer.CursorNotAllowed: "crossed_circle",
pointer.CursorWait: "watch",
pointer.CursorProgress: "left_ptr_watch",
pointer.CursorNorthWestResize: "top_left_corner",
pointer.CursorNorthEastResize: "top_right_corner",
pointer.CursorSouthWestResize: "bottom_left_corner",
pointer.CursorSouthEastResize: "bottom_right_corner",
pointer.CursorNorthSouthResize: "sb_v_double_arrow",
pointer.CursorEastWestResize: "sb_h_double_arrow",
pointer.CursorWestResize: "left_side",
pointer.CursorEastResize: "right_side",
pointer.CursorNorthResize: "top_side",
pointer.CursorSouthResize: "bottom_side",
pointer.CursorNorthEastSouthWestResize: "fd_double_arrow",
pointer.CursorNorthWestSouthEastResize: "bd_double_arrow",
}