all: rename the gioui.org/ui module to gioui.org

The "ui" is redundant and stutters.

Signed-off-by: Elias Naur <mail@eliasnaur.com>

app/egl_wayland.go

@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: Unlicense OR MIT
+
+// +build linux,!android
+
+package app
+
+import (
+	"errors"
+	"unsafe"
+)
+
+/*
+#cgo LDFLAGS: -lwayland-egl
+#cgo CFLAGS: -DWL_EGL_PLATFORM
+
+#include <wayland-client.h>
+#include <wayland-egl.h>
+#include <EGL/egl.h>
+*/
+import "C"
+
+type (
+	_EGLNativeDisplayType = C.EGLNativeDisplayType
+	_EGLNativeWindowType  = C.EGLNativeWindowType
+)
+
+type eglWindow struct {
+	w *C.struct_wl_egl_window
+}
+
+func newEGLWindow(w _EGLNativeWindowType, width, height int) (*eglWindow, error) {
+	surf := (*C.struct_wl_surface)(unsafe.Pointer(w))
+	win := C.wl_egl_window_create(surf, C.int(width), C.int(height))
+	if win == nil {
+		return nil, errors.New("wl_egl_create_window failed")
+	}
+	return &eglWindow{win}, nil
+}
+
+func (w *eglWindow) window() _EGLNativeWindowType {
+	return w.w
+}
+
+func (w *eglWindow) resize(width, height int) {
+	C.wl_egl_window_resize(w.w, C.int(width), C.int(height), 0, 0)
+}
+
+func (w *eglWindow) destroy() {
+	C.wl_egl_window_destroy(w.w)
+}
+
+func eglGetDisplay(disp _EGLNativeDisplayType) _EGLDisplay {
+	return C.eglGetDisplay(disp)
+}
+
+func eglCreateWindowSurface(disp _EGLDisplay, conf _EGLConfig, win _EGLNativeWindowType, attribs []_EGLint) _EGLSurface {
+	eglSurf := C.eglCreateWindowSurface(disp, conf, win, &attribs[0])
+	return eglSurf
+}