mirror of
https://github.com/hajimehoshi/ebiten.git
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2766 lines
82 KiB
C
2766 lines
82 KiB
C
// SPDX-License-Identifier: Apache-2.0
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// SPDX-FileCopyrightText: 2014 Jonas Ådahl <jadahl@gmail.com>
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// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
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//go:build (freebsd || linux || netbsd || openbsd) && wayland
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#if !defined(_GNU_SOURCE)
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#define _GNU_SOURCE
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#endif
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#include "internal.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <assert.h>
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#include <unistd.h>
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#include <string.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <sys/timerfd.h>
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#include <poll.h>
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#include <signal.h>
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#include <time.h>
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#include <linux/input.h>
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#define GLFW_BORDER_SIZE 4
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#define GLFW_CAPTION_HEIGHT 24
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static int createTmpfileCloexec(char* tmpname)
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{
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int fd;
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fd = mkostemp(tmpname, O_CLOEXEC);
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if (fd >= 0)
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unlink(tmpname);
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return fd;
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}
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/*
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* Create a new, unique, anonymous file of the given size, and
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* return the file descriptor for it. The file descriptor is set
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* CLOEXEC. The file is immediately suitable for mmap()'ing
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* the given size at offset zero.
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*
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* The file should not have a permanent backing store like a disk,
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* but may have if XDG_RUNTIME_DIR is not properly implemented in OS.
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*
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* The file name is deleted from the file system.
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*
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* The file is suitable for buffer sharing between processes by
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* transmitting the file descriptor over Unix sockets using the
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* SCM_RIGHTS methods.
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*
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* posix_fallocate() is used to guarantee that disk space is available
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* for the file at the given size. If disk space is insufficient, errno
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* is set to ENOSPC. If posix_fallocate() is not supported, program may
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* receive SIGBUS on accessing mmap()'ed file contents instead.
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*/
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static int createAnonymousFile(off_t size)
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{
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static const char template[] = "/glfw-shared-XXXXXX";
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const char* path;
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char* name;
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int fd;
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int ret;
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#ifdef HAVE_MEMFD_CREATE
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fd = memfd_create("glfw-shared", MFD_CLOEXEC | MFD_ALLOW_SEALING);
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if (fd >= 0)
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{
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// We can add this seal before calling posix_fallocate(), as the file
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// is currently zero-sized anyway.
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//
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// There is also no need to check for the return value, we couldn’t do
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// anything with it anyway.
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fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_SEAL);
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}
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else
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#elif defined(SHM_ANON)
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fd = shm_open(SHM_ANON, O_RDWR | O_CLOEXEC, 0600);
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if (fd < 0)
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#endif
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{
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path = getenv("XDG_RUNTIME_DIR");
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if (!path)
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{
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errno = ENOENT;
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return -1;
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}
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name = calloc(strlen(path) + sizeof(template), 1);
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strcpy(name, path);
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strcat(name, template);
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fd = createTmpfileCloexec(name);
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free(name);
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if (fd < 0)
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return -1;
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}
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#if defined(SHM_ANON)
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// posix_fallocate does not work on SHM descriptors
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ret = ftruncate(fd, size);
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#else
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ret = posix_fallocate(fd, 0, size);
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#endif
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if (ret != 0)
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{
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close(fd);
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errno = ret;
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return -1;
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}
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return fd;
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}
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static struct wl_buffer* createShmBuffer(const GLFWimage* image)
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{
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struct wl_shm_pool* pool;
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struct wl_buffer* buffer;
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int stride = image->width * 4;
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int length = image->width * image->height * 4;
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void* data;
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int fd, i;
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fd = createAnonymousFile(length);
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if (fd < 0)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: Failed to create buffer file of size %d: %s",
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length, strerror(errno));
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return NULL;
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}
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data = mmap(NULL, length, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
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if (data == MAP_FAILED)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: Failed to map file: %s", strerror(errno));
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close(fd);
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return NULL;
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}
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pool = wl_shm_create_pool(_glfw.wl.shm, fd, length);
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close(fd);
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unsigned char* source = (unsigned char*) image->pixels;
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unsigned char* target = data;
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for (i = 0; i < image->width * image->height; i++, source += 4)
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{
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unsigned int alpha = source[3];
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*target++ = (unsigned char) ((source[2] * alpha) / 255);
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*target++ = (unsigned char) ((source[1] * alpha) / 255);
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*target++ = (unsigned char) ((source[0] * alpha) / 255);
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*target++ = (unsigned char) alpha;
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}
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buffer =
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wl_shm_pool_create_buffer(pool, 0,
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image->width,
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image->height,
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stride, WL_SHM_FORMAT_ARGB8888);
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munmap(data, length);
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wl_shm_pool_destroy(pool);
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return buffer;
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}
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// Wait for data to arrive on any of the specified file descriptors
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//
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static GLFWbool waitForData(struct pollfd* fds, nfds_t count, double* timeout)
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{
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for (;;)
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{
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if (timeout)
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{
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const uint64_t base = _glfwPlatformGetTimerValue();
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#if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__CYGWIN__)
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const time_t seconds = (time_t) *timeout;
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const long nanoseconds = (long) ((*timeout - seconds) * 1e9);
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const struct timespec ts = { seconds, nanoseconds };
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const int result = ppoll(fds, count, &ts, NULL);
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#elif defined(__NetBSD__)
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const time_t seconds = (time_t) *timeout;
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const long nanoseconds = (long) ((*timeout - seconds) * 1e9);
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const struct timespec ts = { seconds, nanoseconds };
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const int result = pollts(fds, count, &ts, NULL);
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#else
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const int milliseconds = (int) (*timeout * 1e3);
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const int result = poll(fds, count, milliseconds);
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#endif
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const int error = errno; // clock_gettime may overwrite our error
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*timeout -= (_glfwPlatformGetTimerValue() - base) /
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(double) _glfwPlatformGetTimerFrequency();
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if (result > 0)
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return GLFW_TRUE;
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else if (result == -1 && error != EINTR && error != EAGAIN)
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return GLFW_FALSE;
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else if (*timeout <= 0.0)
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return GLFW_FALSE;
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}
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else
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{
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const int result = poll(fds, count, -1);
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if (result > 0)
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return GLFW_TRUE;
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else if (result == -1 && errno != EINTR && errno != EAGAIN)
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return GLFW_FALSE;
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}
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}
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}
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static void createFallbackDecoration(_GLFWdecorationWayland* decoration,
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struct wl_surface* parent,
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struct wl_buffer* buffer,
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int x, int y,
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int width, int height)
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{
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decoration->surface = wl_compositor_create_surface(_glfw.wl.compositor);
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decoration->subsurface =
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wl_subcompositor_get_subsurface(_glfw.wl.subcompositor,
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decoration->surface, parent);
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wl_subsurface_set_position(decoration->subsurface, x, y);
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decoration->viewport = wp_viewporter_get_viewport(_glfw.wl.viewporter,
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decoration->surface);
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wp_viewport_set_destination(decoration->viewport, width, height);
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wl_surface_attach(decoration->surface, buffer, 0, 0);
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struct wl_region* region = wl_compositor_create_region(_glfw.wl.compositor);
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wl_region_add(region, 0, 0, width, height);
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wl_surface_set_opaque_region(decoration->surface, region);
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wl_surface_commit(decoration->surface);
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wl_region_destroy(region);
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}
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static void createFallbackDecorations(_GLFWwindow* window)
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{
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unsigned char data[] = { 224, 224, 224, 255 };
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const GLFWimage image = { 1, 1, data };
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if (!_glfw.wl.viewporter)
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return;
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if (!window->wl.decorations.buffer)
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window->wl.decorations.buffer = createShmBuffer(&image);
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if (!window->wl.decorations.buffer)
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return;
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createFallbackDecoration(&window->wl.decorations.top, window->wl.surface,
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window->wl.decorations.buffer,
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0, -GLFW_CAPTION_HEIGHT,
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window->wl.width, GLFW_CAPTION_HEIGHT);
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createFallbackDecoration(&window->wl.decorations.left, window->wl.surface,
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window->wl.decorations.buffer,
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-GLFW_BORDER_SIZE, -GLFW_CAPTION_HEIGHT,
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GLFW_BORDER_SIZE, window->wl.height + GLFW_CAPTION_HEIGHT);
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createFallbackDecoration(&window->wl.decorations.right, window->wl.surface,
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window->wl.decorations.buffer,
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window->wl.width, -GLFW_CAPTION_HEIGHT,
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GLFW_BORDER_SIZE, window->wl.height + GLFW_CAPTION_HEIGHT);
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createFallbackDecoration(&window->wl.decorations.bottom, window->wl.surface,
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window->wl.decorations.buffer,
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-GLFW_BORDER_SIZE, window->wl.height,
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window->wl.width + GLFW_BORDER_SIZE * 2, GLFW_BORDER_SIZE);
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}
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static void destroyFallbackDecoration(_GLFWdecorationWayland* decoration)
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{
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if (decoration->subsurface)
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wl_subsurface_destroy(decoration->subsurface);
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if (decoration->surface)
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wl_surface_destroy(decoration->surface);
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if (decoration->viewport)
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wp_viewport_destroy(decoration->viewport);
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decoration->surface = NULL;
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decoration->subsurface = NULL;
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decoration->viewport = NULL;
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}
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static void destroyFallbackDecorations(_GLFWwindow* window)
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{
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destroyFallbackDecoration(&window->wl.decorations.top);
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destroyFallbackDecoration(&window->wl.decorations.left);
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destroyFallbackDecoration(&window->wl.decorations.right);
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destroyFallbackDecoration(&window->wl.decorations.bottom);
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}
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static void xdgDecorationHandleConfigure(void* userData,
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struct zxdg_toplevel_decoration_v1* decoration,
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uint32_t mode)
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{
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_GLFWwindow* window = userData;
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window->wl.xdg.decorationMode = mode;
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if (mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE)
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{
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if (window->decorated && !window->monitor)
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createFallbackDecorations(window);
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}
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else
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destroyFallbackDecorations(window);
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}
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static const struct zxdg_toplevel_decoration_v1_listener xdgDecorationListener =
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{
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xdgDecorationHandleConfigure,
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};
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// Makes the surface considered as XRGB instead of ARGB.
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static void setContentAreaOpaque(_GLFWwindow* window)
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{
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struct wl_region* region;
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region = wl_compositor_create_region(_glfw.wl.compositor);
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if (!region)
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return;
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wl_region_add(region, 0, 0, window->wl.width, window->wl.height);
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wl_surface_set_opaque_region(window->wl.surface, region);
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wl_region_destroy(region);
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}
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static void resizeWindow(_GLFWwindow* window)
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{
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int scale = window->wl.scale;
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int scaledWidth = window->wl.width * scale;
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int scaledHeight = window->wl.height * scale;
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if (window->wl.egl.window)
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wl_egl_window_resize(window->wl.egl.window, scaledWidth, scaledHeight, 0, 0);
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if (!window->wl.transparent)
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setContentAreaOpaque(window);
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_glfwInputFramebufferSize(window, scaledWidth, scaledHeight);
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if (!window->wl.decorations.top.surface)
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return;
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wp_viewport_set_destination(window->wl.decorations.top.viewport,
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window->wl.width, GLFW_CAPTION_HEIGHT);
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wl_surface_commit(window->wl.decorations.top.surface);
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wp_viewport_set_destination(window->wl.decorations.left.viewport,
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GLFW_BORDER_SIZE, window->wl.height + GLFW_CAPTION_HEIGHT);
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wl_surface_commit(window->wl.decorations.left.surface);
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wl_subsurface_set_position(window->wl.decorations.right.subsurface,
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window->wl.width, -GLFW_CAPTION_HEIGHT);
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wp_viewport_set_destination(window->wl.decorations.right.viewport,
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GLFW_BORDER_SIZE, window->wl.height + GLFW_CAPTION_HEIGHT);
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wl_surface_commit(window->wl.decorations.right.surface);
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wl_subsurface_set_position(window->wl.decorations.bottom.subsurface,
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-GLFW_BORDER_SIZE, window->wl.height);
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wp_viewport_set_destination(window->wl.decorations.bottom.viewport,
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window->wl.width + GLFW_BORDER_SIZE * 2, GLFW_BORDER_SIZE);
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wl_surface_commit(window->wl.decorations.bottom.surface);
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}
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void _glfwUpdateContentScaleWayland(_GLFWwindow* window)
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{
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if (_glfw.wl.compositorVersion < WL_SURFACE_SET_BUFFER_SCALE_SINCE_VERSION)
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return;
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// Get the scale factor from the highest scale monitor.
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int maxScale = 1;
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for (int i = 0; i < window->wl.monitorsCount; i++)
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maxScale = _glfw_max(window->wl.monitors[i]->wl.scale, maxScale);
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// Only change the framebuffer size if the scale changed.
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if (window->wl.scale != maxScale)
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{
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window->wl.scale = maxScale;
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wl_surface_set_buffer_scale(window->wl.surface, maxScale);
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_glfwInputWindowContentScale(window, maxScale, maxScale);
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resizeWindow(window);
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}
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}
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static void surfaceHandleEnter(void* userData,
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struct wl_surface* surface,
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struct wl_output* output)
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{
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_GLFWwindow* window = userData;
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_GLFWmonitor* monitor = wl_output_get_user_data(output);
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if (window->wl.monitorsCount + 1 > window->wl.monitorsSize)
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{
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++window->wl.monitorsSize;
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window->wl.monitors =
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realloc(window->wl.monitors,
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window->wl.monitorsSize * sizeof(_GLFWmonitor*));
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}
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window->wl.monitors[window->wl.monitorsCount++] = monitor;
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_glfwUpdateContentScaleWayland(window);
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}
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static void surfaceHandleLeave(void* userData,
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struct wl_surface* surface,
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struct wl_output* output)
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{
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_GLFWwindow* window = userData;
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_GLFWmonitor* monitor = wl_output_get_user_data(output);
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GLFWbool found;
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int i;
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for (i = 0, found = GLFW_FALSE; i < window->wl.monitorsCount - 1; ++i)
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{
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if (monitor == window->wl.monitors[i])
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found = GLFW_TRUE;
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if (found)
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window->wl.monitors[i] = window->wl.monitors[i + 1];
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}
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window->wl.monitors[--window->wl.monitorsCount] = NULL;
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_glfwUpdateContentScaleWayland(window);
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}
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static const struct wl_surface_listener surfaceListener =
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{
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surfaceHandleEnter,
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surfaceHandleLeave
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};
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|
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static void setIdleInhibitor(_GLFWwindow* window, GLFWbool enable)
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{
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if (enable && !window->wl.idleInhibitor && _glfw.wl.idleInhibitManager)
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{
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window->wl.idleInhibitor =
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zwp_idle_inhibit_manager_v1_create_inhibitor(
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_glfw.wl.idleInhibitManager, window->wl.surface);
|
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if (!window->wl.idleInhibitor)
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Wayland: Failed to create idle inhibitor");
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}
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else if (!enable && window->wl.idleInhibitor)
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{
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zwp_idle_inhibitor_v1_destroy(window->wl.idleInhibitor);
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window->wl.idleInhibitor = NULL;
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}
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}
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// Make the specified window and its video mode active on its monitor
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//
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static void acquireMonitor(_GLFWwindow* window)
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{
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if (window->wl.xdg.toplevel)
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{
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xdg_toplevel_set_fullscreen(window->wl.xdg.toplevel,
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window->monitor->wl.output);
|
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}
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setIdleInhibitor(window, GLFW_TRUE);
|
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|
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if (window->wl.decorations.top.surface)
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destroyFallbackDecorations(window);
|
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}
|
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|
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// Remove the window and restore the original video mode
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//
|
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static void releaseMonitor(_GLFWwindow* window)
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{
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if (window->wl.xdg.toplevel)
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xdg_toplevel_unset_fullscreen(window->wl.xdg.toplevel);
|
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setIdleInhibitor(window, GLFW_FALSE);
|
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|
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if (window->wl.xdg.decorationMode != ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE)
|
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{
|
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if (window->decorated)
|
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createFallbackDecorations(window);
|
||
}
|
||
}
|
||
|
||
static void xdgToplevelHandleConfigure(void* userData,
|
||
struct xdg_toplevel* toplevel,
|
||
int32_t width,
|
||
int32_t height,
|
||
struct wl_array* states)
|
||
{
|
||
_GLFWwindow* window = userData;
|
||
uint32_t* state;
|
||
|
||
window->wl.pending.activated = GLFW_FALSE;
|
||
window->wl.pending.maximized = GLFW_FALSE;
|
||
window->wl.pending.fullscreen = GLFW_FALSE;
|
||
|
||
wl_array_for_each(state, states)
|
||
{
|
||
switch (*state)
|
||
{
|
||
case XDG_TOPLEVEL_STATE_MAXIMIZED:
|
||
window->wl.pending.maximized = GLFW_TRUE;
|
||
break;
|
||
case XDG_TOPLEVEL_STATE_FULLSCREEN:
|
||
window->wl.pending.fullscreen = GLFW_TRUE;
|
||
break;
|
||
case XDG_TOPLEVEL_STATE_RESIZING:
|
||
break;
|
||
case XDG_TOPLEVEL_STATE_ACTIVATED:
|
||
window->wl.pending.activated = GLFW_TRUE;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (width && height)
|
||
{
|
||
if (window->wl.decorations.top.surface)
|
||
{
|
||
window->wl.pending.width = _glfw_max(0, width - GLFW_BORDER_SIZE * 2);
|
||
window->wl.pending.height =
|
||
_glfw_max(0, height - GLFW_BORDER_SIZE - GLFW_CAPTION_HEIGHT);
|
||
}
|
||
else
|
||
{
|
||
window->wl.pending.width = width;
|
||
window->wl.pending.height = height;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
window->wl.pending.width = window->wl.width;
|
||
window->wl.pending.height = window->wl.height;
|
||
}
|
||
}
|
||
|
||
static void xdgToplevelHandleClose(void* userData,
|
||
struct xdg_toplevel* toplevel)
|
||
{
|
||
_GLFWwindow* window = userData;
|
||
_glfwInputWindowCloseRequest(window);
|
||
}
|
||
|
||
static const struct xdg_toplevel_listener xdgToplevelListener =
|
||
{
|
||
xdgToplevelHandleConfigure,
|
||
xdgToplevelHandleClose
|
||
};
|
||
|
||
static void xdgSurfaceHandleConfigure(void* userData,
|
||
struct xdg_surface* surface,
|
||
uint32_t serial)
|
||
{
|
||
_GLFWwindow* window = userData;
|
||
|
||
xdg_surface_ack_configure(surface, serial);
|
||
|
||
if (window->wl.activated != window->wl.pending.activated)
|
||
{
|
||
window->wl.activated = window->wl.pending.activated;
|
||
if (!window->wl.activated)
|
||
{
|
||
if (window->monitor && window->autoIconify)
|
||
xdg_toplevel_set_minimized(window->wl.xdg.toplevel);
|
||
}
|
||
}
|
||
|
||
if (window->wl.maximized != window->wl.pending.maximized)
|
||
{
|
||
window->wl.maximized = window->wl.pending.maximized;
|
||
_glfwInputWindowMaximize(window, window->wl.maximized);
|
||
}
|
||
|
||
window->wl.fullscreen = window->wl.pending.fullscreen;
|
||
|
||
int width = window->wl.pending.width;
|
||
int height = window->wl.pending.height;
|
||
|
||
if (!window->wl.maximized && !window->wl.fullscreen)
|
||
{
|
||
if (window->numer != GLFW_DONT_CARE && window->denom != GLFW_DONT_CARE)
|
||
{
|
||
const float aspectRatio = (float) width / (float) height;
|
||
const float targetRatio = (float) window->numer / (float) window->denom;
|
||
if (aspectRatio < targetRatio)
|
||
height = width / targetRatio;
|
||
else if (aspectRatio > targetRatio)
|
||
width = height * targetRatio;
|
||
}
|
||
}
|
||
|
||
if (width != window->wl.width || height != window->wl.height)
|
||
{
|
||
window->wl.width = width;
|
||
window->wl.height = height;
|
||
resizeWindow(window);
|
||
|
||
_glfwInputWindowSize(window, width, height);
|
||
|
||
if (window->wl.visible)
|
||
_glfwInputWindowDamage(window);
|
||
}
|
||
|
||
if (!window->wl.visible)
|
||
{
|
||
// Allow the window to be mapped only if it either has no XDG
|
||
// decorations or they have already received a configure event
|
||
if (!window->wl.xdg.decoration || window->wl.xdg.decorationMode)
|
||
{
|
||
window->wl.visible = GLFW_TRUE;
|
||
_glfwInputWindowDamage(window);
|
||
}
|
||
}
|
||
}
|
||
|
||
static const struct xdg_surface_listener xdgSurfaceListener =
|
||
{
|
||
xdgSurfaceHandleConfigure
|
||
};
|
||
|
||
static GLFWbool createShellObjects(_GLFWwindow* window)
|
||
{
|
||
window->wl.xdg.surface = xdg_wm_base_get_xdg_surface(_glfw.wl.wmBase,
|
||
window->wl.surface);
|
||
if (!window->wl.xdg.surface)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create xdg-surface for window");
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
xdg_surface_add_listener(window->wl.xdg.surface, &xdgSurfaceListener, window);
|
||
|
||
window->wl.xdg.toplevel = xdg_surface_get_toplevel(window->wl.xdg.surface);
|
||
if (!window->wl.xdg.toplevel)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create xdg-toplevel for window");
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
xdg_toplevel_add_listener(window->wl.xdg.toplevel, &xdgToplevelListener, window);
|
||
|
||
if (window->wl.title)
|
||
xdg_toplevel_set_title(window->wl.xdg.toplevel, window->wl.title);
|
||
|
||
if (window->monitor)
|
||
{
|
||
xdg_toplevel_set_fullscreen(window->wl.xdg.toplevel, window->monitor->wl.output);
|
||
setIdleInhibitor(window, GLFW_TRUE);
|
||
}
|
||
else
|
||
{
|
||
if (window->wl.maximized)
|
||
xdg_toplevel_set_maximized(window->wl.xdg.toplevel);
|
||
|
||
setIdleInhibitor(window, GLFW_FALSE);
|
||
|
||
if (_glfw.wl.decorationManager)
|
||
{
|
||
window->wl.xdg.decoration =
|
||
zxdg_decoration_manager_v1_get_toplevel_decoration(
|
||
_glfw.wl.decorationManager, window->wl.xdg.toplevel);
|
||
zxdg_toplevel_decoration_v1_add_listener(window->wl.xdg.decoration,
|
||
&xdgDecorationListener,
|
||
window);
|
||
|
||
uint32_t mode;
|
||
|
||
if (window->decorated)
|
||
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE;
|
||
else
|
||
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
|
||
|
||
zxdg_toplevel_decoration_v1_set_mode(window->wl.xdg.decoration, mode);
|
||
}
|
||
else
|
||
{
|
||
if (window->decorated)
|
||
createFallbackDecorations(window);
|
||
}
|
||
}
|
||
|
||
if (window->minwidth != GLFW_DONT_CARE && window->minheight != GLFW_DONT_CARE)
|
||
{
|
||
int minwidth = window->minwidth;
|
||
int minheight = window->minheight;
|
||
|
||
if (window->wl.decorations.top.surface)
|
||
{
|
||
minwidth += GLFW_BORDER_SIZE * 2;
|
||
minheight += GLFW_CAPTION_HEIGHT + GLFW_BORDER_SIZE;
|
||
}
|
||
|
||
xdg_toplevel_set_min_size(window->wl.xdg.toplevel, minwidth, minheight);
|
||
}
|
||
|
||
if (window->maxwidth != GLFW_DONT_CARE && window->maxheight != GLFW_DONT_CARE)
|
||
{
|
||
int maxwidth = window->maxwidth;
|
||
int maxheight = window->maxheight;
|
||
|
||
if (window->wl.decorations.top.surface)
|
||
{
|
||
maxwidth += GLFW_BORDER_SIZE * 2;
|
||
maxheight += GLFW_CAPTION_HEIGHT + GLFW_BORDER_SIZE;
|
||
}
|
||
|
||
xdg_toplevel_set_max_size(window->wl.xdg.toplevel, maxwidth, maxheight);
|
||
}
|
||
|
||
wl_surface_commit(window->wl.surface);
|
||
wl_display_roundtrip(_glfw.wl.display);
|
||
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
static void destroyShellObjects(_GLFWwindow* window)
|
||
{
|
||
destroyFallbackDecorations(window);
|
||
|
||
if (window->wl.xdg.decoration)
|
||
zxdg_toplevel_decoration_v1_destroy(window->wl.xdg.decoration);
|
||
|
||
if (window->wl.xdg.toplevel)
|
||
xdg_toplevel_destroy(window->wl.xdg.toplevel);
|
||
|
||
if (window->wl.xdg.surface)
|
||
xdg_surface_destroy(window->wl.xdg.surface);
|
||
|
||
window->wl.xdg.decoration = NULL;
|
||
window->wl.xdg.decorationMode = 0;
|
||
window->wl.xdg.toplevel = NULL;
|
||
window->wl.xdg.surface = NULL;
|
||
}
|
||
|
||
static GLFWbool createNativeSurface(_GLFWwindow* window,
|
||
const _GLFWwndconfig* wndconfig,
|
||
const _GLFWfbconfig* fbconfig)
|
||
{
|
||
window->wl.surface = wl_compositor_create_surface(_glfw.wl.compositor);
|
||
if (!window->wl.surface)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR, "Wayland: Failed to create window surface");
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
wl_surface_add_listener(window->wl.surface,
|
||
&surfaceListener,
|
||
window);
|
||
|
||
wl_surface_set_user_data(window->wl.surface, window);
|
||
|
||
window->wl.width = wndconfig->width;
|
||
window->wl.height = wndconfig->height;
|
||
window->wl.scale = 1;
|
||
window->wl.title = _glfw_strdup(wndconfig->title);
|
||
|
||
window->wl.maximized = wndconfig->maximized;
|
||
|
||
window->wl.transparent = fbconfig->transparent;
|
||
if (!window->wl.transparent)
|
||
setContentAreaOpaque(window);
|
||
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
static void setCursorImage(_GLFWwindow* window,
|
||
_GLFWcursorWayland* cursorWayland)
|
||
{
|
||
struct itimerspec timer = {};
|
||
struct wl_cursor* wlCursor = cursorWayland->cursor;
|
||
struct wl_cursor_image* image;
|
||
struct wl_buffer* buffer;
|
||
struct wl_surface* surface = _glfw.wl.cursorSurface;
|
||
int scale = 1;
|
||
|
||
if (!wlCursor)
|
||
buffer = cursorWayland->buffer;
|
||
else
|
||
{
|
||
if (window->wl.scale > 1 && cursorWayland->cursorHiDPI)
|
||
{
|
||
wlCursor = cursorWayland->cursorHiDPI;
|
||
scale = 2;
|
||
}
|
||
|
||
image = wlCursor->images[cursorWayland->currentImage];
|
||
buffer = wl_cursor_image_get_buffer(image);
|
||
if (!buffer)
|
||
return;
|
||
|
||
timer.it_value.tv_sec = image->delay / 1000;
|
||
timer.it_value.tv_nsec = (image->delay % 1000) * 1000000;
|
||
timerfd_settime(_glfw.wl.cursorTimerfd, 0, &timer, NULL);
|
||
|
||
cursorWayland->width = image->width;
|
||
cursorWayland->height = image->height;
|
||
cursorWayland->xhot = image->hotspot_x;
|
||
cursorWayland->yhot = image->hotspot_y;
|
||
}
|
||
|
||
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial,
|
||
surface,
|
||
cursorWayland->xhot / scale,
|
||
cursorWayland->yhot / scale);
|
||
wl_surface_set_buffer_scale(surface, scale);
|
||
wl_surface_attach(surface, buffer, 0, 0);
|
||
wl_surface_damage(surface, 0, 0,
|
||
cursorWayland->width, cursorWayland->height);
|
||
wl_surface_commit(surface);
|
||
}
|
||
|
||
static void incrementCursorImage(_GLFWwindow* window)
|
||
{
|
||
_GLFWcursor* cursor;
|
||
|
||
if (!window || window->wl.decorations.focus != mainWindow)
|
||
return;
|
||
|
||
cursor = window->wl.currentCursor;
|
||
if (cursor && cursor->wl.cursor)
|
||
{
|
||
cursor->wl.currentImage += 1;
|
||
cursor->wl.currentImage %= cursor->wl.cursor->image_count;
|
||
setCursorImage(window, &cursor->wl);
|
||
}
|
||
}
|
||
|
||
static GLFWbool flushDisplay(void)
|
||
{
|
||
while (wl_display_flush(_glfw.wl.display) == -1)
|
||
{
|
||
if (errno != EAGAIN)
|
||
return GLFW_FALSE;
|
||
|
||
struct pollfd fd = { wl_display_get_fd(_glfw.wl.display), POLLOUT };
|
||
|
||
while (poll(&fd, 1, -1) == -1)
|
||
{
|
||
if (errno != EINTR && errno != EAGAIN)
|
||
return GLFW_FALSE;
|
||
}
|
||
}
|
||
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
static void handleEvents(double* timeout)
|
||
{
|
||
GLFWbool event = GLFW_FALSE;
|
||
struct pollfd fds[] =
|
||
{
|
||
{ wl_display_get_fd(_glfw.wl.display), POLLIN },
|
||
{ _glfw.wl.timerfd, POLLIN },
|
||
{ _glfw.wl.cursorTimerfd, POLLIN },
|
||
};
|
||
|
||
while (!event)
|
||
{
|
||
while (wl_display_prepare_read(_glfw.wl.display) != 0)
|
||
wl_display_dispatch_pending(_glfw.wl.display);
|
||
|
||
// If an error other than EAGAIN happens, we have likely been disconnected
|
||
// from the Wayland session; try to handle that the best we can.
|
||
if (!flushDisplay())
|
||
{
|
||
wl_display_cancel_read(_glfw.wl.display);
|
||
|
||
_GLFWwindow* window = _glfw.windowListHead;
|
||
while (window)
|
||
{
|
||
_glfwInputWindowCloseRequest(window);
|
||
window = window->next;
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
if (!waitForData(fds, 3, timeout))
|
||
{
|
||
wl_display_cancel_read(_glfw.wl.display);
|
||
return;
|
||
}
|
||
|
||
if (fds[0].revents & POLLIN)
|
||
{
|
||
wl_display_read_events(_glfw.wl.display);
|
||
if (wl_display_dispatch_pending(_glfw.wl.display) > 0)
|
||
event = GLFW_TRUE;
|
||
}
|
||
else
|
||
wl_display_cancel_read(_glfw.wl.display);
|
||
|
||
if (fds[1].revents & POLLIN)
|
||
{
|
||
uint64_t repeats;
|
||
|
||
if (read(_glfw.wl.timerfd, &repeats, sizeof(repeats)) == 8)
|
||
{
|
||
for (uint64_t i = 0; i < repeats; i++)
|
||
{
|
||
_glfwInputKey(_glfw.wl.keyboardFocus,
|
||
_glfw.wl.keyboardLastKey,
|
||
_glfw.wl.keyboardLastScancode,
|
||
GLFW_PRESS,
|
||
_glfw.wl.xkb.modifiers);
|
||
_glfwInputTextWayland(_glfw.wl.keyboardFocus,
|
||
_glfw.wl.keyboardLastScancode);
|
||
}
|
||
|
||
event = GLFW_TRUE;
|
||
}
|
||
}
|
||
|
||
if (fds[2].revents & POLLIN)
|
||
{
|
||
uint64_t repeats;
|
||
|
||
if (read(_glfw.wl.cursorTimerfd, &repeats, sizeof(repeats)) == 8)
|
||
{
|
||
incrementCursorImage(_glfw.wl.pointerFocus);
|
||
event = GLFW_TRUE;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// Reads the specified data offer as the specified MIME type
|
||
//
|
||
static char* readDataOfferAsString(struct wl_data_offer* offer, const char* mimeType)
|
||
{
|
||
int fds[2];
|
||
|
||
if (pipe2(fds, O_CLOEXEC) == -1)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create pipe for data offer: %s",
|
||
strerror(errno));
|
||
return NULL;
|
||
}
|
||
|
||
wl_data_offer_receive(offer, mimeType, fds[1]);
|
||
flushDisplay();
|
||
close(fds[1]);
|
||
|
||
char* string = NULL;
|
||
size_t size = 0;
|
||
size_t length = 0;
|
||
|
||
for (;;)
|
||
{
|
||
const size_t readSize = 4096;
|
||
const size_t requiredSize = length + readSize + 1;
|
||
if (requiredSize > size)
|
||
{
|
||
char* longer = realloc(string, requiredSize);
|
||
if (!longer)
|
||
{
|
||
_glfwInputError(GLFW_OUT_OF_MEMORY, NULL);
|
||
close(fds[0]);
|
||
return NULL;
|
||
}
|
||
|
||
string = longer;
|
||
size = requiredSize;
|
||
}
|
||
|
||
const ssize_t result = read(fds[0], string + length, readSize);
|
||
if (result == 0)
|
||
break;
|
||
else if (result == -1)
|
||
{
|
||
if (errno == EINTR)
|
||
continue;
|
||
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to read from data offer pipe: %s",
|
||
strerror(errno));
|
||
close(fds[0]);
|
||
return NULL;
|
||
}
|
||
|
||
length += result;
|
||
}
|
||
|
||
close(fds[0]);
|
||
|
||
string[length] = '\0';
|
||
return string;
|
||
}
|
||
|
||
static _GLFWwindow* findWindowFromDecorationSurface(struct wl_surface* surface,
|
||
_GLFWdecorationSideWayland* which)
|
||
{
|
||
_GLFWdecorationSideWayland focus;
|
||
_GLFWwindow* window = _glfw.windowListHead;
|
||
if (!which)
|
||
which = &focus;
|
||
while (window)
|
||
{
|
||
if (surface == window->wl.decorations.top.surface)
|
||
{
|
||
*which = topDecoration;
|
||
break;
|
||
}
|
||
if (surface == window->wl.decorations.left.surface)
|
||
{
|
||
*which = leftDecoration;
|
||
break;
|
||
}
|
||
if (surface == window->wl.decorations.right.surface)
|
||
{
|
||
*which = rightDecoration;
|
||
break;
|
||
}
|
||
if (surface == window->wl.decorations.bottom.surface)
|
||
{
|
||
*which = bottomDecoration;
|
||
break;
|
||
}
|
||
window = window->next;
|
||
}
|
||
return window;
|
||
}
|
||
|
||
static void pointerHandleEnter(void* userData,
|
||
struct wl_pointer* pointer,
|
||
uint32_t serial,
|
||
struct wl_surface* surface,
|
||
wl_fixed_t sx,
|
||
wl_fixed_t sy)
|
||
{
|
||
// Happens in the case we just destroyed the surface.
|
||
if (!surface)
|
||
return;
|
||
|
||
_GLFWdecorationSideWayland focus = mainWindow;
|
||
_GLFWwindow* window = wl_surface_get_user_data(surface);
|
||
if (!window)
|
||
{
|
||
window = findWindowFromDecorationSurface(surface, &focus);
|
||
if (!window)
|
||
return;
|
||
}
|
||
|
||
window->wl.decorations.focus = focus;
|
||
_glfw.wl.serial = serial;
|
||
_glfw.wl.pointerEnterSerial = serial;
|
||
_glfw.wl.pointerFocus = window;
|
||
|
||
window->wl.hovered = GLFW_TRUE;
|
||
|
||
_glfwPlatformSetCursor(window, window->wl.currentCursor);
|
||
_glfwInputCursorEnter(window, GLFW_TRUE);
|
||
}
|
||
|
||
static void pointerHandleLeave(void* userData,
|
||
struct wl_pointer* pointer,
|
||
uint32_t serial,
|
||
struct wl_surface* surface)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.pointerFocus;
|
||
|
||
if (!window)
|
||
return;
|
||
|
||
window->wl.hovered = GLFW_FALSE;
|
||
|
||
_glfw.wl.serial = serial;
|
||
_glfw.wl.pointerFocus = NULL;
|
||
_glfwInputCursorEnter(window, GLFW_FALSE);
|
||
_glfw.wl.cursorPreviousName = NULL;
|
||
}
|
||
|
||
static void setCursor(_GLFWwindow* window, const char* name)
|
||
{
|
||
struct wl_buffer* buffer;
|
||
struct wl_cursor* cursor;
|
||
struct wl_cursor_image* image;
|
||
struct wl_surface* surface = _glfw.wl.cursorSurface;
|
||
struct wl_cursor_theme* theme = _glfw.wl.cursorTheme;
|
||
int scale = 1;
|
||
|
||
if (window->wl.scale > 1 && _glfw.wl.cursorThemeHiDPI)
|
||
{
|
||
// We only support up to scale=2 for now, since libwayland-cursor
|
||
// requires us to load a different theme for each size.
|
||
scale = 2;
|
||
theme = _glfw.wl.cursorThemeHiDPI;
|
||
}
|
||
|
||
cursor = wl_cursor_theme_get_cursor(theme, name);
|
||
if (!cursor)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Standard cursor shape unavailable");
|
||
return;
|
||
}
|
||
// TODO: handle animated cursors too.
|
||
image = cursor->images[0];
|
||
|
||
if (!image)
|
||
return;
|
||
|
||
buffer = wl_cursor_image_get_buffer(image);
|
||
if (!buffer)
|
||
return;
|
||
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial,
|
||
surface,
|
||
image->hotspot_x / scale,
|
||
image->hotspot_y / scale);
|
||
wl_surface_set_buffer_scale(surface, scale);
|
||
wl_surface_attach(surface, buffer, 0, 0);
|
||
wl_surface_damage(surface, 0, 0,
|
||
image->width, image->height);
|
||
wl_surface_commit(surface);
|
||
_glfw.wl.cursorPreviousName = name;
|
||
}
|
||
|
||
static void pointerHandleMotion(void* userData,
|
||
struct wl_pointer* pointer,
|
||
uint32_t time,
|
||
wl_fixed_t sx,
|
||
wl_fixed_t sy)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.pointerFocus;
|
||
const char* cursorName = NULL;
|
||
double x, y;
|
||
|
||
if (!window)
|
||
return;
|
||
|
||
if (window->cursorMode == GLFW_CURSOR_DISABLED)
|
||
return;
|
||
x = wl_fixed_to_double(sx);
|
||
y = wl_fixed_to_double(sy);
|
||
window->wl.cursorPosX = x;
|
||
window->wl.cursorPosY = y;
|
||
|
||
switch (window->wl.decorations.focus)
|
||
{
|
||
case mainWindow:
|
||
_glfwInputCursorPos(window, x, y);
|
||
_glfw.wl.cursorPreviousName = NULL;
|
||
return;
|
||
case topDecoration:
|
||
if (y < GLFW_BORDER_SIZE)
|
||
cursorName = "n-resize";
|
||
else
|
||
cursorName = "left_ptr";
|
||
break;
|
||
case leftDecoration:
|
||
if (y < GLFW_BORDER_SIZE)
|
||
cursorName = "nw-resize";
|
||
else
|
||
cursorName = "w-resize";
|
||
break;
|
||
case rightDecoration:
|
||
if (y < GLFW_BORDER_SIZE)
|
||
cursorName = "ne-resize";
|
||
else
|
||
cursorName = "e-resize";
|
||
break;
|
||
case bottomDecoration:
|
||
if (x < GLFW_BORDER_SIZE)
|
||
cursorName = "sw-resize";
|
||
else if (x > window->wl.width + GLFW_BORDER_SIZE)
|
||
cursorName = "se-resize";
|
||
else
|
||
cursorName = "s-resize";
|
||
break;
|
||
default:
|
||
assert(0);
|
||
}
|
||
if (_glfw.wl.cursorPreviousName != cursorName)
|
||
setCursor(window, cursorName);
|
||
}
|
||
|
||
static void pointerHandleButton(void* userData,
|
||
struct wl_pointer* pointer,
|
||
uint32_t serial,
|
||
uint32_t time,
|
||
uint32_t button,
|
||
uint32_t state)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.pointerFocus;
|
||
int glfwButton;
|
||
|
||
uint32_t edges = XDG_TOPLEVEL_RESIZE_EDGE_NONE;
|
||
|
||
if (!window)
|
||
return;
|
||
if (button == BTN_LEFT)
|
||
{
|
||
switch (window->wl.decorations.focus)
|
||
{
|
||
case mainWindow:
|
||
break;
|
||
case topDecoration:
|
||
if (window->wl.cursorPosY < GLFW_BORDER_SIZE)
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP;
|
||
else
|
||
{
|
||
xdg_toplevel_move(window->wl.xdg.toplevel, _glfw.wl.seat, serial);
|
||
}
|
||
break;
|
||
case leftDecoration:
|
||
if (window->wl.cursorPosY < GLFW_BORDER_SIZE)
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_LEFT;
|
||
else
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_LEFT;
|
||
break;
|
||
case rightDecoration:
|
||
if (window->wl.cursorPosY < GLFW_BORDER_SIZE)
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_RIGHT;
|
||
else
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_RIGHT;
|
||
break;
|
||
case bottomDecoration:
|
||
if (window->wl.cursorPosX < GLFW_BORDER_SIZE)
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_LEFT;
|
||
else if (window->wl.cursorPosX > window->wl.width + GLFW_BORDER_SIZE)
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_RIGHT;
|
||
else
|
||
edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM;
|
||
break;
|
||
default:
|
||
assert(0);
|
||
}
|
||
if (edges != XDG_TOPLEVEL_RESIZE_EDGE_NONE)
|
||
{
|
||
xdg_toplevel_resize(window->wl.xdg.toplevel, _glfw.wl.seat,
|
||
serial, edges);
|
||
return;
|
||
}
|
||
}
|
||
else if (button == BTN_RIGHT)
|
||
{
|
||
if (window->wl.decorations.focus != mainWindow && window->wl.xdg.toplevel)
|
||
{
|
||
xdg_toplevel_show_window_menu(window->wl.xdg.toplevel,
|
||
_glfw.wl.seat, serial,
|
||
window->wl.cursorPosX,
|
||
window->wl.cursorPosY);
|
||
return;
|
||
}
|
||
}
|
||
|
||
// Don’t pass the button to the user if it was related to a decoration.
|
||
if (window->wl.decorations.focus != mainWindow)
|
||
return;
|
||
|
||
_glfw.wl.serial = serial;
|
||
|
||
/* Makes left, right and middle 0, 1 and 2. Overall order follows evdev
|
||
* codes. */
|
||
glfwButton = button - BTN_LEFT;
|
||
|
||
_glfwInputMouseClick(window,
|
||
glfwButton,
|
||
state == WL_POINTER_BUTTON_STATE_PRESSED
|
||
? GLFW_PRESS
|
||
: GLFW_RELEASE,
|
||
_glfw.wl.xkb.modifiers);
|
||
}
|
||
|
||
static void pointerHandleAxis(void* userData,
|
||
struct wl_pointer* pointer,
|
||
uint32_t time,
|
||
uint32_t axis,
|
||
wl_fixed_t value)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.pointerFocus;
|
||
double x = 0.0, y = 0.0;
|
||
// Wayland scroll events are in pointer motion coordinate space (think two
|
||
// finger scroll). The factor 10 is commonly used to convert to "scroll
|
||
// step means 1.0.
|
||
const double scrollFactor = 1.0 / 10.0;
|
||
|
||
if (!window)
|
||
return;
|
||
|
||
assert(axis == WL_POINTER_AXIS_HORIZONTAL_SCROLL ||
|
||
axis == WL_POINTER_AXIS_VERTICAL_SCROLL);
|
||
|
||
if (axis == WL_POINTER_AXIS_HORIZONTAL_SCROLL)
|
||
x = -wl_fixed_to_double(value) * scrollFactor;
|
||
else if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL)
|
||
y = -wl_fixed_to_double(value) * scrollFactor;
|
||
|
||
_glfwInputScroll(window, x, y);
|
||
}
|
||
|
||
static const struct wl_pointer_listener pointerListener =
|
||
{
|
||
pointerHandleEnter,
|
||
pointerHandleLeave,
|
||
pointerHandleMotion,
|
||
pointerHandleButton,
|
||
pointerHandleAxis,
|
||
};
|
||
|
||
static void keyboardHandleKeymap(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
uint32_t format,
|
||
int fd,
|
||
uint32_t size)
|
||
{
|
||
struct xkb_keymap* keymap;
|
||
struct xkb_state* state;
|
||
struct xkb_compose_table* composeTable;
|
||
struct xkb_compose_state* composeState;
|
||
char* mapStr;
|
||
const char* locale;
|
||
|
||
if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1)
|
||
{
|
||
close(fd);
|
||
return;
|
||
}
|
||
|
||
mapStr = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
|
||
if (mapStr == MAP_FAILED) {
|
||
close(fd);
|
||
return;
|
||
}
|
||
|
||
keymap = xkb_keymap_new_from_string(_glfw.wl.xkb.context,
|
||
mapStr,
|
||
XKB_KEYMAP_FORMAT_TEXT_V1,
|
||
0);
|
||
munmap(mapStr, size);
|
||
close(fd);
|
||
|
||
if (!keymap)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to compile keymap");
|
||
return;
|
||
}
|
||
|
||
state = xkb_state_new(keymap);
|
||
if (!state)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create XKB state");
|
||
xkb_keymap_unref(keymap);
|
||
return;
|
||
}
|
||
|
||
// Look up the preferred locale, falling back to "C" as default.
|
||
locale = getenv("LC_ALL");
|
||
if (!locale)
|
||
locale = getenv("LC_CTYPE");
|
||
if (!locale)
|
||
locale = getenv("LANG");
|
||
if (!locale)
|
||
locale = "C";
|
||
|
||
composeTable =
|
||
xkb_compose_table_new_from_locale(_glfw.wl.xkb.context, locale,
|
||
XKB_COMPOSE_COMPILE_NO_FLAGS);
|
||
if (composeTable)
|
||
{
|
||
composeState =
|
||
xkb_compose_state_new(composeTable, XKB_COMPOSE_STATE_NO_FLAGS);
|
||
xkb_compose_table_unref(composeTable);
|
||
if (composeState)
|
||
_glfw.wl.xkb.composeState = composeState;
|
||
else
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create XKB compose state");
|
||
}
|
||
else
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create XKB compose table");
|
||
}
|
||
|
||
xkb_keymap_unref(_glfw.wl.xkb.keymap);
|
||
xkb_state_unref(_glfw.wl.xkb.state);
|
||
_glfw.wl.xkb.keymap = keymap;
|
||
_glfw.wl.xkb.state = state;
|
||
|
||
_glfw.wl.xkb.controlIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Control");
|
||
_glfw.wl.xkb.altIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Mod1");
|
||
_glfw.wl.xkb.shiftIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Shift");
|
||
_glfw.wl.xkb.superIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Mod4");
|
||
_glfw.wl.xkb.capsLockIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Lock");
|
||
_glfw.wl.xkb.numLockIndex = xkb_keymap_mod_get_index(_glfw.wl.xkb.keymap, "Mod2");
|
||
}
|
||
|
||
static void keyboardHandleEnter(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
uint32_t serial,
|
||
struct wl_surface* surface,
|
||
struct wl_array* keys)
|
||
{
|
||
// Happens in the case we just destroyed the surface.
|
||
if (!surface)
|
||
return;
|
||
|
||
_GLFWwindow* window = wl_surface_get_user_data(surface);
|
||
if (!window)
|
||
{
|
||
window = findWindowFromDecorationSurface(surface, NULL);
|
||
if (!window)
|
||
return;
|
||
}
|
||
|
||
_glfw.wl.serial = serial;
|
||
_glfw.wl.keyboardFocus = window;
|
||
_glfwInputWindowFocus(window, GLFW_TRUE);
|
||
}
|
||
|
||
static void keyboardHandleLeave(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
uint32_t serial,
|
||
struct wl_surface* surface)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.keyboardFocus;
|
||
|
||
if (!window)
|
||
return;
|
||
|
||
struct itimerspec timer = {};
|
||
timerfd_settime(_glfw.wl.timerfd, 0, &timer, NULL);
|
||
|
||
_glfw.wl.serial = serial;
|
||
_glfw.wl.keyboardFocus = NULL;
|
||
_glfwInputWindowFocus(window, GLFW_FALSE);
|
||
}
|
||
|
||
static int translateKey(uint32_t scancode)
|
||
{
|
||
if (scancode < sizeof(_glfw.wl.keycodes) / sizeof(_glfw.wl.keycodes[0]))
|
||
return _glfw.wl.keycodes[scancode];
|
||
|
||
return GLFW_KEY_UNKNOWN;
|
||
}
|
||
|
||
static xkb_keysym_t composeSymbol(xkb_keysym_t sym)
|
||
{
|
||
if (sym == XKB_KEY_NoSymbol || !_glfw.wl.xkb.composeState)
|
||
return sym;
|
||
if (xkb_compose_state_feed(_glfw.wl.xkb.composeState, sym)
|
||
!= XKB_COMPOSE_FEED_ACCEPTED)
|
||
return sym;
|
||
switch (xkb_compose_state_get_status(_glfw.wl.xkb.composeState))
|
||
{
|
||
case XKB_COMPOSE_COMPOSED:
|
||
return xkb_compose_state_get_one_sym(_glfw.wl.xkb.composeState);
|
||
case XKB_COMPOSE_COMPOSING:
|
||
case XKB_COMPOSE_CANCELLED:
|
||
return XKB_KEY_NoSymbol;
|
||
case XKB_COMPOSE_NOTHING:
|
||
default:
|
||
return sym;
|
||
}
|
||
}
|
||
|
||
GLFWbool _glfwInputTextWayland(_GLFWwindow* window, uint32_t scancode)
|
||
{
|
||
const xkb_keysym_t* keysyms;
|
||
const xkb_keycode_t keycode = scancode + 8;
|
||
|
||
if (xkb_state_key_get_syms(_glfw.wl.xkb.state, keycode, &keysyms) == 1)
|
||
{
|
||
const xkb_keysym_t keysym = composeSymbol(keysyms[0]);
|
||
const uint32_t codepoint = _glfwKeySym2Unicode(keysym);
|
||
if (codepoint != GLFW_INVALID_CODEPOINT)
|
||
{
|
||
const int mods = _glfw.wl.xkb.modifiers;
|
||
const int plain = !(mods & (GLFW_MOD_CONTROL | GLFW_MOD_ALT));
|
||
_glfwInputChar(window, codepoint, mods, plain);
|
||
}
|
||
}
|
||
|
||
return xkb_keymap_key_repeats(_glfw.wl.xkb.keymap, keycode);
|
||
}
|
||
|
||
static void keyboardHandleKey(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
uint32_t serial,
|
||
uint32_t time,
|
||
uint32_t scancode,
|
||
uint32_t state)
|
||
{
|
||
_GLFWwindow* window = _glfw.wl.keyboardFocus;
|
||
if (!window)
|
||
return;
|
||
|
||
const int key = translateKey(scancode);
|
||
const int action =
|
||
state == WL_KEYBOARD_KEY_STATE_PRESSED ? GLFW_PRESS : GLFW_RELEASE;
|
||
|
||
_glfw.wl.serial = serial;
|
||
_glfwInputKey(window, key, scancode, action, _glfw.wl.xkb.modifiers);
|
||
|
||
struct itimerspec timer = {};
|
||
|
||
if (action == GLFW_PRESS)
|
||
{
|
||
const GLFWbool shouldRepeat = _glfwInputTextWayland(window, scancode);
|
||
|
||
if (shouldRepeat && _glfw.wl.keyboardRepeatRate > 0)
|
||
{
|
||
_glfw.wl.keyboardLastKey = key;
|
||
_glfw.wl.keyboardLastScancode = scancode;
|
||
if (_glfw.wl.keyboardRepeatRate > 1)
|
||
timer.it_interval.tv_nsec = 1000000000 / _glfw.wl.keyboardRepeatRate;
|
||
else
|
||
timer.it_interval.tv_sec = 1;
|
||
|
||
timer.it_value.tv_sec = _glfw.wl.keyboardRepeatDelay / 1000;
|
||
timer.it_value.tv_nsec = (_glfw.wl.keyboardRepeatDelay % 1000) * 1000000;
|
||
}
|
||
}
|
||
|
||
timerfd_settime(_glfw.wl.timerfd, 0, &timer, NULL);
|
||
}
|
||
|
||
static void keyboardHandleModifiers(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
uint32_t serial,
|
||
uint32_t modsDepressed,
|
||
uint32_t modsLatched,
|
||
uint32_t modsLocked,
|
||
uint32_t group)
|
||
{
|
||
_glfw.wl.serial = serial;
|
||
|
||
if (!_glfw.wl.xkb.keymap)
|
||
return;
|
||
|
||
xkb_state_update_mask(_glfw.wl.xkb.state,
|
||
modsDepressed,
|
||
modsLatched,
|
||
modsLocked,
|
||
0,
|
||
0,
|
||
group);
|
||
|
||
_glfw.wl.xkb.modifiers = 0;
|
||
|
||
struct
|
||
{
|
||
xkb_mod_index_t index;
|
||
unsigned int bit;
|
||
} modifiers[] =
|
||
{
|
||
{ _glfw.wl.xkb.controlIndex, GLFW_MOD_CONTROL },
|
||
{ _glfw.wl.xkb.altIndex, GLFW_MOD_ALT },
|
||
{ _glfw.wl.xkb.shiftIndex, GLFW_MOD_SHIFT },
|
||
{ _glfw.wl.xkb.superIndex, GLFW_MOD_SUPER },
|
||
{ _glfw.wl.xkb.capsLockIndex, GLFW_MOD_CAPS_LOCK },
|
||
{ _glfw.wl.xkb.numLockIndex, GLFW_MOD_NUM_LOCK }
|
||
};
|
||
|
||
for (size_t i = 0; i < sizeof(modifiers) / sizeof(modifiers[0]); i++)
|
||
{
|
||
if (xkb_state_mod_index_is_active(_glfw.wl.xkb.state,
|
||
modifiers[i].index,
|
||
XKB_STATE_MODS_EFFECTIVE) == 1)
|
||
{
|
||
_glfw.wl.xkb.modifiers |= modifiers[i].bit;
|
||
}
|
||
}
|
||
}
|
||
|
||
#ifdef WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION
|
||
static void keyboardHandleRepeatInfo(void* userData,
|
||
struct wl_keyboard* keyboard,
|
||
int32_t rate,
|
||
int32_t delay)
|
||
{
|
||
if (keyboard != _glfw.wl.keyboard)
|
||
return;
|
||
|
||
_glfw.wl.keyboardRepeatRate = rate;
|
||
_glfw.wl.keyboardRepeatDelay = delay;
|
||
}
|
||
#endif
|
||
|
||
static const struct wl_keyboard_listener keyboardListener =
|
||
{
|
||
keyboardHandleKeymap,
|
||
keyboardHandleEnter,
|
||
keyboardHandleLeave,
|
||
keyboardHandleKey,
|
||
keyboardHandleModifiers,
|
||
#ifdef WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION
|
||
keyboardHandleRepeatInfo,
|
||
#endif
|
||
};
|
||
|
||
static void seatHandleCapabilities(void* userData,
|
||
struct wl_seat* seat,
|
||
enum wl_seat_capability caps)
|
||
{
|
||
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !_glfw.wl.pointer)
|
||
{
|
||
_glfw.wl.pointer = wl_seat_get_pointer(seat);
|
||
wl_pointer_add_listener(_glfw.wl.pointer, &pointerListener, NULL);
|
||
}
|
||
else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && _glfw.wl.pointer)
|
||
{
|
||
wl_pointer_destroy(_glfw.wl.pointer);
|
||
_glfw.wl.pointer = NULL;
|
||
}
|
||
|
||
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !_glfw.wl.keyboard)
|
||
{
|
||
_glfw.wl.keyboard = wl_seat_get_keyboard(seat);
|
||
wl_keyboard_add_listener(_glfw.wl.keyboard, &keyboardListener, NULL);
|
||
}
|
||
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && _glfw.wl.keyboard)
|
||
{
|
||
wl_keyboard_destroy(_glfw.wl.keyboard);
|
||
_glfw.wl.keyboard = NULL;
|
||
}
|
||
}
|
||
|
||
static void seatHandleName(void* userData,
|
||
struct wl_seat* seat,
|
||
const char* name)
|
||
{
|
||
}
|
||
|
||
static const struct wl_seat_listener seatListener =
|
||
{
|
||
seatHandleCapabilities,
|
||
seatHandleName,
|
||
};
|
||
|
||
static void dataOfferHandleOffer(void* userData,
|
||
struct wl_data_offer* offer,
|
||
const char* mimeType)
|
||
{
|
||
for (unsigned int i = 0; i < _glfw.wl.offerCount; i++)
|
||
{
|
||
if (_glfw.wl.offers[i].offer == offer)
|
||
{
|
||
if (strcmp(mimeType, "text/plain;charset=utf-8") == 0)
|
||
_glfw.wl.offers[i].text_plain_utf8 = GLFW_TRUE;
|
||
else if (strcmp(mimeType, "text/uri-list") == 0)
|
||
_glfw.wl.offers[i].text_uri_list = GLFW_TRUE;
|
||
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
static const struct wl_data_offer_listener dataOfferListener =
|
||
{
|
||
dataOfferHandleOffer
|
||
};
|
||
|
||
static void dataDeviceHandleDataOffer(void* userData,
|
||
struct wl_data_device* device,
|
||
struct wl_data_offer* offer)
|
||
{
|
||
_GLFWofferWayland* offers =
|
||
realloc(_glfw.wl.offers, _glfw.wl.offerCount + 1);
|
||
if (!offers)
|
||
{
|
||
_glfwInputError(GLFW_OUT_OF_MEMORY, NULL);
|
||
return;
|
||
}
|
||
|
||
_glfw.wl.offers = offers;
|
||
_glfw.wl.offerCount++;
|
||
|
||
_glfw.wl.offers[_glfw.wl.offerCount - 1] = (_GLFWofferWayland) { offer };
|
||
wl_data_offer_add_listener(offer, &dataOfferListener, NULL);
|
||
}
|
||
|
||
static void dataDeviceHandleEnter(void* userData,
|
||
struct wl_data_device* device,
|
||
uint32_t serial,
|
||
struct wl_surface* surface,
|
||
wl_fixed_t x,
|
||
wl_fixed_t y,
|
||
struct wl_data_offer* offer)
|
||
{
|
||
if (_glfw.wl.dragOffer)
|
||
{
|
||
wl_data_offer_destroy(_glfw.wl.dragOffer);
|
||
_glfw.wl.dragOffer = NULL;
|
||
_glfw.wl.dragFocus = NULL;
|
||
}
|
||
|
||
for (unsigned int i = 0; i < _glfw.wl.offerCount; i++)
|
||
{
|
||
if (_glfw.wl.offers[i].offer == offer)
|
||
{
|
||
_GLFWwindow* window = NULL;
|
||
|
||
if (surface)
|
||
window = wl_surface_get_user_data(surface);
|
||
|
||
if (window && _glfw.wl.offers[i].text_uri_list)
|
||
{
|
||
_glfw.wl.dragOffer = offer;
|
||
_glfw.wl.dragFocus = window;
|
||
_glfw.wl.dragSerial = serial;
|
||
}
|
||
|
||
_glfw.wl.offers[i] = _glfw.wl.offers[_glfw.wl.offerCount - 1];
|
||
_glfw.wl.offerCount--;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (_glfw.wl.dragOffer)
|
||
wl_data_offer_accept(offer, serial, "text/uri-list");
|
||
else
|
||
{
|
||
wl_data_offer_accept(offer, serial, NULL);
|
||
wl_data_offer_destroy(offer);
|
||
}
|
||
}
|
||
|
||
static void dataDeviceHandleLeave(void* userData,
|
||
struct wl_data_device* device)
|
||
{
|
||
if (_glfw.wl.dragOffer)
|
||
{
|
||
wl_data_offer_destroy(_glfw.wl.dragOffer);
|
||
_glfw.wl.dragOffer = NULL;
|
||
_glfw.wl.dragFocus = NULL;
|
||
}
|
||
}
|
||
|
||
static void dataDeviceHandleMotion(void* userData,
|
||
struct wl_data_device* device,
|
||
uint32_t time,
|
||
wl_fixed_t x,
|
||
wl_fixed_t y)
|
||
{
|
||
}
|
||
|
||
static void dataDeviceHandleDrop(void* userData,
|
||
struct wl_data_device* device)
|
||
{
|
||
if (!_glfw.wl.dragOffer)
|
||
return;
|
||
|
||
char* string = readDataOfferAsString(_glfw.wl.dragOffer, "text/uri-list");
|
||
if (string)
|
||
{
|
||
int count;
|
||
char** paths = _glfwParseUriList(string, &count);
|
||
if (paths)
|
||
_glfwInputDrop(_glfw.wl.dragFocus, count, (const char**) paths);
|
||
|
||
for (int i = 0; i < count; i++)
|
||
free(paths[i]);
|
||
|
||
free(paths);
|
||
}
|
||
|
||
free(string);
|
||
}
|
||
|
||
static void dataDeviceHandleSelection(void* userData,
|
||
struct wl_data_device* device,
|
||
struct wl_data_offer* offer)
|
||
{
|
||
if (_glfw.wl.selectionOffer)
|
||
{
|
||
wl_data_offer_destroy(_glfw.wl.selectionOffer);
|
||
_glfw.wl.selectionOffer = NULL;
|
||
}
|
||
|
||
for (unsigned int i = 0; i < _glfw.wl.offerCount; i++)
|
||
{
|
||
if (_glfw.wl.offers[i].offer == offer)
|
||
{
|
||
if (_glfw.wl.offers[i].text_plain_utf8)
|
||
_glfw.wl.selectionOffer = offer;
|
||
else
|
||
wl_data_offer_destroy(offer);
|
||
|
||
_glfw.wl.offers[i] = _glfw.wl.offers[_glfw.wl.offerCount - 1];
|
||
_glfw.wl.offerCount--;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
const struct wl_data_device_listener dataDeviceListener =
|
||
{
|
||
dataDeviceHandleDataOffer,
|
||
dataDeviceHandleEnter,
|
||
dataDeviceHandleLeave,
|
||
dataDeviceHandleMotion,
|
||
dataDeviceHandleDrop,
|
||
dataDeviceHandleSelection,
|
||
};
|
||
|
||
void _glfwAddSeatListenerWayland(struct wl_seat* seat)
|
||
{
|
||
wl_seat_add_listener(seat, &seatListener, NULL);
|
||
}
|
||
|
||
void _glfwAddDataDeviceListenerWayland(struct wl_data_device* device)
|
||
{
|
||
wl_data_device_add_listener(device, &dataDeviceListener, NULL);
|
||
}
|
||
|
||
|
||
//////////////////////////////////////////////////////////////////////////
|
||
////// GLFW platform API //////
|
||
//////////////////////////////////////////////////////////////////////////
|
||
|
||
int _glfwPlatformCreateWindow(_GLFWwindow* window,
|
||
const _GLFWwndconfig* wndconfig,
|
||
const _GLFWctxconfig* ctxconfig,
|
||
const _GLFWfbconfig* fbconfig)
|
||
{
|
||
if (!createNativeSurface(window, wndconfig, fbconfig))
|
||
return GLFW_FALSE;
|
||
|
||
if (ctxconfig->client != GLFW_NO_API)
|
||
{
|
||
if (ctxconfig->source == GLFW_EGL_CONTEXT_API ||
|
||
ctxconfig->source == GLFW_NATIVE_CONTEXT_API)
|
||
{
|
||
window->wl.egl.window = wl_egl_window_create(window->wl.surface,
|
||
wndconfig->width,
|
||
wndconfig->height);
|
||
if (!window->wl.egl.window)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create EGL window");
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
if (!_glfwInitEGL())
|
||
return GLFW_FALSE;
|
||
if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
|
||
return GLFW_FALSE;
|
||
}
|
||
else if (ctxconfig->source == GLFW_OSMESA_CONTEXT_API)
|
||
{
|
||
if (!_glfwInitOSMesa())
|
||
return GLFW_FALSE;
|
||
if (!_glfwCreateContextOSMesa(window, ctxconfig, fbconfig))
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
if (!_glfwRefreshContextAttribs(window, ctxconfig))
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
if (window->monitor || wndconfig->visible)
|
||
{
|
||
if (!createShellObjects(window))
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
void _glfwPlatformDestroyWindow(_GLFWwindow* window)
|
||
{
|
||
if (window == _glfw.wl.pointerFocus)
|
||
{
|
||
_glfw.wl.pointerFocus = NULL;
|
||
_glfwInputCursorEnter(window, GLFW_FALSE);
|
||
}
|
||
if (window == _glfw.wl.keyboardFocus)
|
||
{
|
||
_glfw.wl.keyboardFocus = NULL;
|
||
_glfwInputWindowFocus(window, GLFW_FALSE);
|
||
}
|
||
|
||
if (window->wl.idleInhibitor)
|
||
zwp_idle_inhibitor_v1_destroy(window->wl.idleInhibitor);
|
||
|
||
if (window->context.destroy)
|
||
window->context.destroy(window);
|
||
|
||
destroyShellObjects(window);
|
||
|
||
if (window->wl.decorations.buffer)
|
||
wl_buffer_destroy(window->wl.decorations.buffer);
|
||
|
||
if (window->wl.egl.window)
|
||
wl_egl_window_destroy(window->wl.egl.window);
|
||
|
||
if (window->wl.surface)
|
||
wl_surface_destroy(window->wl.surface);
|
||
|
||
free(window->wl.title);
|
||
free(window->wl.monitors);
|
||
}
|
||
|
||
void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
|
||
{
|
||
if (window->wl.title)
|
||
free(window->wl.title);
|
||
window->wl.title = _glfw_strdup(title);
|
||
if (window->wl.xdg.toplevel)
|
||
xdg_toplevel_set_title(window->wl.xdg.toplevel, title);
|
||
}
|
||
|
||
void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
|
||
int count, const GLFWimage* images)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Setting window icon not supported");
|
||
}
|
||
|
||
void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
|
||
{
|
||
// A Wayland client is not aware of its position, so just warn and leave it
|
||
// as (0, 0)
|
||
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Window position retrieval not supported");
|
||
}
|
||
|
||
void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos)
|
||
{
|
||
// A Wayland client can not set its position, so just warn
|
||
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Window position setting not supported");
|
||
}
|
||
|
||
void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)
|
||
{
|
||
if (width)
|
||
*width = window->wl.width;
|
||
if (height)
|
||
*height = window->wl.height;
|
||
}
|
||
|
||
void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
|
||
{
|
||
if (window->monitor)
|
||
{
|
||
// Video mode setting is not available on Wayland
|
||
}
|
||
else
|
||
{
|
||
window->wl.width = width;
|
||
window->wl.height = height;
|
||
resizeWindow(window);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
|
||
int minwidth, int minheight,
|
||
int maxwidth, int maxheight)
|
||
{
|
||
if (window->wl.xdg.toplevel)
|
||
{
|
||
if (minwidth == GLFW_DONT_CARE || minheight == GLFW_DONT_CARE)
|
||
minwidth = minheight = 0;
|
||
else
|
||
{
|
||
if (window->wl.decorations.top.surface)
|
||
{
|
||
minwidth += GLFW_BORDER_SIZE * 2;
|
||
minheight += GLFW_CAPTION_HEIGHT + GLFW_BORDER_SIZE;
|
||
}
|
||
}
|
||
|
||
if (maxwidth == GLFW_DONT_CARE || maxheight == GLFW_DONT_CARE)
|
||
maxwidth = maxheight = 0;
|
||
else
|
||
{
|
||
if (window->wl.decorations.top.surface)
|
||
{
|
||
maxwidth += GLFW_BORDER_SIZE * 2;
|
||
maxheight += GLFW_CAPTION_HEIGHT + GLFW_BORDER_SIZE;
|
||
}
|
||
}
|
||
|
||
xdg_toplevel_set_min_size(window->wl.xdg.toplevel, minwidth, minheight);
|
||
xdg_toplevel_set_max_size(window->wl.xdg.toplevel, maxwidth, maxheight);
|
||
wl_surface_commit(window->wl.surface);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window,
|
||
int numer, int denom)
|
||
{
|
||
if (window->wl.maximized || window->wl.fullscreen)
|
||
return;
|
||
|
||
if (numer != GLFW_DONT_CARE && denom != GLFW_DONT_CARE)
|
||
{
|
||
const float aspectRatio = (float) window->wl.width / (float) window->wl.height;
|
||
const float targetRatio = (float) numer / (float) denom;
|
||
if (aspectRatio < targetRatio)
|
||
window->wl.height = window->wl.width / targetRatio;
|
||
else if (aspectRatio > targetRatio)
|
||
window->wl.width = window->wl.height * targetRatio;
|
||
|
||
resizeWindow(window);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window,
|
||
int* width, int* height)
|
||
{
|
||
_glfwPlatformGetWindowSize(window, width, height);
|
||
if (width)
|
||
*width *= window->wl.scale;
|
||
if (height)
|
||
*height *= window->wl.scale;
|
||
}
|
||
|
||
void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
|
||
int* left, int* top,
|
||
int* right, int* bottom)
|
||
{
|
||
if (window->decorated && !window->monitor && window->wl.decorations.top.surface)
|
||
{
|
||
if (top)
|
||
*top = GLFW_CAPTION_HEIGHT;
|
||
if (left)
|
||
*left = GLFW_BORDER_SIZE;
|
||
if (right)
|
||
*right = GLFW_BORDER_SIZE;
|
||
if (bottom)
|
||
*bottom = GLFW_BORDER_SIZE;
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
|
||
float* xscale, float* yscale)
|
||
{
|
||
if (xscale)
|
||
*xscale = (float) window->wl.scale;
|
||
if (yscale)
|
||
*yscale = (float) window->wl.scale;
|
||
}
|
||
|
||
void _glfwPlatformIconifyWindow(_GLFWwindow* window)
|
||
{
|
||
if (window->wl.xdg.toplevel)
|
||
xdg_toplevel_set_minimized(window->wl.xdg.toplevel);
|
||
}
|
||
|
||
void _glfwPlatformRestoreWindow(_GLFWwindow* window)
|
||
{
|
||
if (window->monitor)
|
||
{
|
||
// There is no way to unset minimized, or even to know if we are
|
||
// minimized, so there is nothing to do here.
|
||
}
|
||
else
|
||
{
|
||
// We assume we are not minimized and act only on maximization
|
||
|
||
if (window->wl.maximized)
|
||
{
|
||
if (window->wl.xdg.toplevel)
|
||
xdg_toplevel_unset_maximized(window->wl.xdg.toplevel);
|
||
else
|
||
window->wl.maximized = GLFW_FALSE;
|
||
}
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
|
||
{
|
||
if (window->wl.xdg.toplevel)
|
||
xdg_toplevel_set_maximized(window->wl.xdg.toplevel);
|
||
else
|
||
window->wl.maximized = GLFW_TRUE;
|
||
}
|
||
|
||
void _glfwPlatformShowWindow(_GLFWwindow* window)
|
||
{
|
||
if (!window->wl.xdg.toplevel)
|
||
{
|
||
// NOTE: The XDG/shell surface is created here so command-line applications
|
||
// with off-screen windows do not appear in for example the Unity dock
|
||
createShellObjects(window);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformHideWindow(_GLFWwindow* window)
|
||
{
|
||
if (window->wl.visible)
|
||
{
|
||
window->wl.visible = GLFW_FALSE;
|
||
destroyShellObjects(window);
|
||
|
||
wl_surface_attach(window->wl.surface, NULL, 0, 0);
|
||
wl_surface_commit(window->wl.surface);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
|
||
{
|
||
// TODO
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Window attention request not implemented yet");
|
||
}
|
||
|
||
void _glfwPlatformFocusWindow(_GLFWwindow* window)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Focusing a window requires user interaction");
|
||
}
|
||
|
||
void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
|
||
_GLFWmonitor* monitor,
|
||
int xpos, int ypos,
|
||
int width, int height,
|
||
int refreshRate)
|
||
{
|
||
if (window->monitor == monitor)
|
||
{
|
||
if (!monitor)
|
||
_glfwPlatformSetWindowSize(window, width, height);
|
||
|
||
return;
|
||
}
|
||
|
||
if (window->monitor)
|
||
releaseMonitor(window);
|
||
|
||
_glfwInputWindowMonitor(window, monitor);
|
||
|
||
if (window->monitor)
|
||
acquireMonitor(window);
|
||
else
|
||
_glfwPlatformSetWindowSize(window, width, height);
|
||
}
|
||
|
||
int _glfwPlatformWindowFocused(_GLFWwindow* window)
|
||
{
|
||
return _glfw.wl.keyboardFocus == window;
|
||
}
|
||
|
||
int _glfwPlatformWindowIconified(_GLFWwindow* window)
|
||
{
|
||
// xdg-shell doesn’t give any way to request whether a surface is iconified
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
int _glfwPlatformWindowVisible(_GLFWwindow* window)
|
||
{
|
||
return window->wl.visible;
|
||
}
|
||
|
||
int _glfwPlatformWindowMaximized(_GLFWwindow* window)
|
||
{
|
||
return window->wl.maximized;
|
||
}
|
||
|
||
int _glfwPlatformWindowHovered(_GLFWwindow* window)
|
||
{
|
||
return window->wl.hovered;
|
||
}
|
||
|
||
int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
|
||
{
|
||
return window->wl.transparent;
|
||
}
|
||
|
||
void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
|
||
{
|
||
// TODO
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Window attribute setting not implemented yet");
|
||
}
|
||
|
||
void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled)
|
||
{
|
||
if (window->wl.xdg.decoration)
|
||
{
|
||
uint32_t mode;
|
||
|
||
if (enabled)
|
||
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE;
|
||
else
|
||
mode = ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
|
||
|
||
zxdg_toplevel_decoration_v1_set_mode(window->wl.xdg.decoration, mode);
|
||
}
|
||
else
|
||
{
|
||
if (enabled)
|
||
createFallbackDecorations(window);
|
||
else
|
||
destroyFallbackDecorations(window);
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
|
||
{
|
||
// TODO
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Window attribute setting not implemented yet");
|
||
}
|
||
|
||
float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
|
||
{
|
||
return 1.f;
|
||
}
|
||
|
||
void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
|
||
{
|
||
}
|
||
|
||
void _glfwPlatformSetRawMouseMotion(_GLFWwindow* window, GLFWbool enabled)
|
||
{
|
||
// This is handled in relativePointerHandleRelativeMotion
|
||
}
|
||
|
||
GLFWbool _glfwPlatformRawMouseMotionSupported(void)
|
||
{
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
void _glfwPlatformPollEvents(void)
|
||
{
|
||
double timeout = 0.0;
|
||
handleEvents(&timeout);
|
||
}
|
||
|
||
void _glfwPlatformWaitEvents(void)
|
||
{
|
||
handleEvents(NULL);
|
||
}
|
||
|
||
void _glfwPlatformWaitEventsTimeout(double timeout)
|
||
{
|
||
handleEvents(&timeout);
|
||
}
|
||
|
||
void _glfwPlatformPostEmptyEvent(void)
|
||
{
|
||
wl_display_sync(_glfw.wl.display);
|
||
flushDisplay();
|
||
}
|
||
|
||
void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos)
|
||
{
|
||
if (xpos)
|
||
*xpos = window->wl.cursorPosX;
|
||
if (ypos)
|
||
*ypos = window->wl.cursorPosY;
|
||
}
|
||
|
||
static GLFWbool isPointerLocked(_GLFWwindow* window);
|
||
|
||
void _glfwPlatformSetCursorPos(_GLFWwindow* window, double x, double y)
|
||
{
|
||
if (isPointerLocked(window))
|
||
{
|
||
zwp_locked_pointer_v1_set_cursor_position_hint(
|
||
window->wl.pointerLock.lockedPointer,
|
||
wl_fixed_from_double(x), wl_fixed_from_double(y));
|
||
}
|
||
}
|
||
|
||
void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)
|
||
{
|
||
_glfwPlatformSetCursor(window, window->wl.currentCursor);
|
||
}
|
||
|
||
const char* _glfwPlatformGetScancodeName(int scancode)
|
||
{
|
||
if (scancode < 0 || scancode > 255 ||
|
||
_glfw.wl.keycodes[scancode] == GLFW_KEY_UNKNOWN)
|
||
{
|
||
_glfwInputError(GLFW_INVALID_VALUE,
|
||
"Wayland: Invalid scancode %i",
|
||
scancode);
|
||
return NULL;
|
||
}
|
||
|
||
const int key = _glfw.wl.keycodes[scancode];
|
||
const xkb_keycode_t keycode = scancode + 8;
|
||
const xkb_layout_index_t layout =
|
||
xkb_state_key_get_layout(_glfw.wl.xkb.state, keycode);
|
||
if (layout == XKB_LAYOUT_INVALID)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to retrieve layout for key name");
|
||
return NULL;
|
||
}
|
||
|
||
const xkb_keysym_t* keysyms = NULL;
|
||
xkb_keymap_key_get_syms_by_level(_glfw.wl.xkb.keymap,
|
||
keycode,
|
||
layout,
|
||
0,
|
||
&keysyms);
|
||
if (keysyms == NULL)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to retrieve keysym for key name");
|
||
return NULL;
|
||
}
|
||
|
||
const uint32_t codepoint = _glfwKeySym2Unicode(keysyms[0]);
|
||
if (codepoint == GLFW_INVALID_CODEPOINT)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to retrieve codepoint for key name");
|
||
return NULL;
|
||
}
|
||
|
||
const size_t count = _glfwEncodeUTF8(_glfw.wl.keynames[key], codepoint);
|
||
if (count == 0)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to encode codepoint for key name");
|
||
return NULL;
|
||
}
|
||
|
||
_glfw.wl.keynames[key][count] = '\0';
|
||
return _glfw.wl.keynames[key];
|
||
}
|
||
|
||
int _glfwPlatformGetKeyScancode(int key)
|
||
{
|
||
return _glfw.wl.scancodes[key];
|
||
}
|
||
|
||
int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
|
||
const GLFWimage* image,
|
||
int xhot, int yhot)
|
||
{
|
||
cursor->wl.buffer = createShmBuffer(image);
|
||
if (!cursor->wl.buffer)
|
||
return GLFW_FALSE;
|
||
|
||
cursor->wl.width = image->width;
|
||
cursor->wl.height = image->height;
|
||
cursor->wl.xhot = xhot;
|
||
cursor->wl.yhot = yhot;
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
|
||
{
|
||
// See GLFW 3.4 implementation.
|
||
const char* name = NULL;
|
||
|
||
// Try the XDG names first
|
||
switch (shape)
|
||
{
|
||
case GLFW_ARROW_CURSOR:
|
||
name = "default";
|
||
break;
|
||
case GLFW_IBEAM_CURSOR:
|
||
name = "text";
|
||
break;
|
||
case GLFW_CROSSHAIR_CURSOR:
|
||
name = "crosshair";
|
||
break;
|
||
case GLFW_HAND_CURSOR:
|
||
name = "pointer";
|
||
break;
|
||
case GLFW_HRESIZE_CURSOR:
|
||
name = "ew-resize";
|
||
break;
|
||
case GLFW_VRESIZE_CURSOR:
|
||
name = "ns-resize";
|
||
break;
|
||
case GLFW_RESIZE_NWSE_CURSOR:
|
||
name = "nwse-resize";
|
||
break;
|
||
case GLFW_RESIZE_NESW_CURSOR:
|
||
name = "nesw-resize";
|
||
break;
|
||
case GLFW_RESIZE_ALL_CURSOR:
|
||
name = "all-scroll";
|
||
break;
|
||
case GLFW_NOT_ALLOWED_CURSOR:
|
||
name = "not-allowed";
|
||
break;
|
||
}
|
||
|
||
cursor->wl.cursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, name);
|
||
|
||
if (_glfw.wl.cursorThemeHiDPI)
|
||
{
|
||
cursor->wl.cursorHiDPI =
|
||
wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI, name);
|
||
}
|
||
|
||
if (!cursor->wl.cursor)
|
||
{
|
||
// Fall back to the core X11 names
|
||
switch (shape)
|
||
{
|
||
case GLFW_ARROW_CURSOR:
|
||
name = "left_ptr";
|
||
break;
|
||
case GLFW_IBEAM_CURSOR:
|
||
name = "xterm";
|
||
break;
|
||
case GLFW_CROSSHAIR_CURSOR:
|
||
name = "crosshair";
|
||
break;
|
||
case GLFW_HAND_CURSOR:
|
||
name = "hand2";
|
||
break;
|
||
case GLFW_HRESIZE_CURSOR:
|
||
name = "sb_h_double_arrow";
|
||
break;
|
||
case GLFW_VRESIZE_CURSOR:
|
||
name = "sb_v_double_arrow";
|
||
break;
|
||
case GLFW_RESIZE_ALL_CURSOR:
|
||
name = "fleur";
|
||
break;
|
||
default:
|
||
//_glfwInputError(GLFW_CURSOR_UNAVAILABLE,
|
||
// "Wayland: Standard cursor shape unavailable");
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
cursor->wl.cursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme, name);
|
||
if (!cursor->wl.cursor)
|
||
{
|
||
//_glfwInputError(GLFW_CURSOR_UNAVAILABLE,
|
||
// "Wayland: Failed to create standard cursor \"%s\"",
|
||
// name);
|
||
return GLFW_FALSE;
|
||
}
|
||
|
||
if (_glfw.wl.cursorThemeHiDPI)
|
||
{
|
||
if (!cursor->wl.cursorHiDPI)
|
||
{
|
||
cursor->wl.cursorHiDPI =
|
||
wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI, name);
|
||
}
|
||
}
|
||
}
|
||
|
||
return GLFW_TRUE;
|
||
}
|
||
|
||
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor)
|
||
{
|
||
// If it's a standard cursor we don't need to do anything here
|
||
if (cursor->wl.cursor)
|
||
return;
|
||
|
||
if (cursor->wl.buffer)
|
||
wl_buffer_destroy(cursor->wl.buffer);
|
||
}
|
||
|
||
static void relativePointerHandleRelativeMotion(void* userData,
|
||
struct zwp_relative_pointer_v1* pointer,
|
||
uint32_t timeHi,
|
||
uint32_t timeLo,
|
||
wl_fixed_t dx,
|
||
wl_fixed_t dy,
|
||
wl_fixed_t dxUnaccel,
|
||
wl_fixed_t dyUnaccel)
|
||
{
|
||
_GLFWwindow* window = userData;
|
||
double xpos = window->virtualCursorPosX;
|
||
double ypos = window->virtualCursorPosY;
|
||
|
||
if (window->cursorMode != GLFW_CURSOR_DISABLED)
|
||
return;
|
||
|
||
if (window->rawMouseMotion)
|
||
{
|
||
xpos += wl_fixed_to_double(dxUnaccel);
|
||
ypos += wl_fixed_to_double(dyUnaccel);
|
||
}
|
||
else
|
||
{
|
||
xpos += wl_fixed_to_double(dx);
|
||
ypos += wl_fixed_to_double(dy);
|
||
}
|
||
|
||
_glfwInputCursorPos(window, xpos, ypos);
|
||
}
|
||
|
||
static const struct zwp_relative_pointer_v1_listener relativePointerListener =
|
||
{
|
||
relativePointerHandleRelativeMotion
|
||
};
|
||
|
||
static void lockedPointerHandleLocked(void* userData,
|
||
struct zwp_locked_pointer_v1* lockedPointer)
|
||
{
|
||
}
|
||
|
||
static void unlockPointer(_GLFWwindow* window)
|
||
{
|
||
struct zwp_relative_pointer_v1* relativePointer =
|
||
window->wl.pointerLock.relativePointer;
|
||
struct zwp_locked_pointer_v1* lockedPointer =
|
||
window->wl.pointerLock.lockedPointer;
|
||
|
||
zwp_relative_pointer_v1_destroy(relativePointer);
|
||
zwp_locked_pointer_v1_destroy(lockedPointer);
|
||
|
||
window->wl.pointerLock.relativePointer = NULL;
|
||
window->wl.pointerLock.lockedPointer = NULL;
|
||
}
|
||
|
||
static void lockPointer(_GLFWwindow* window);
|
||
|
||
static void lockedPointerHandleUnlocked(void* userData,
|
||
struct zwp_locked_pointer_v1* lockedPointer)
|
||
{
|
||
}
|
||
|
||
static const struct zwp_locked_pointer_v1_listener lockedPointerListener =
|
||
{
|
||
lockedPointerHandleLocked,
|
||
lockedPointerHandleUnlocked
|
||
};
|
||
|
||
static void lockPointer(_GLFWwindow* window)
|
||
{
|
||
struct zwp_relative_pointer_v1* relativePointer;
|
||
struct zwp_locked_pointer_v1* lockedPointer;
|
||
|
||
if (!_glfw.wl.relativePointerManager)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: no relative pointer manager");
|
||
return;
|
||
}
|
||
|
||
relativePointer =
|
||
zwp_relative_pointer_manager_v1_get_relative_pointer(
|
||
_glfw.wl.relativePointerManager,
|
||
_glfw.wl.pointer);
|
||
zwp_relative_pointer_v1_add_listener(relativePointer,
|
||
&relativePointerListener,
|
||
window);
|
||
|
||
lockedPointer =
|
||
zwp_pointer_constraints_v1_lock_pointer(
|
||
_glfw.wl.pointerConstraints,
|
||
window->wl.surface,
|
||
_glfw.wl.pointer,
|
||
NULL,
|
||
ZWP_POINTER_CONSTRAINTS_V1_LIFETIME_PERSISTENT);
|
||
zwp_locked_pointer_v1_add_listener(lockedPointer,
|
||
&lockedPointerListener,
|
||
window);
|
||
|
||
window->wl.pointerLock.relativePointer = relativePointer;
|
||
window->wl.pointerLock.lockedPointer = lockedPointer;
|
||
|
||
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial,
|
||
NULL, 0, 0);
|
||
}
|
||
|
||
static GLFWbool isPointerLocked(_GLFWwindow* window)
|
||
{
|
||
return window->wl.pointerLock.lockedPointer != NULL;
|
||
}
|
||
|
||
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
|
||
{
|
||
struct wl_cursor* defaultCursor;
|
||
struct wl_cursor* defaultCursorHiDPI = NULL;
|
||
|
||
if (!_glfw.wl.pointer)
|
||
return;
|
||
|
||
window->wl.currentCursor = cursor;
|
||
|
||
// If we're not in the correct window just save the cursor
|
||
// the next time the pointer enters the window the cursor will change
|
||
if (window != _glfw.wl.pointerFocus || window->wl.decorations.focus != mainWindow)
|
||
return;
|
||
|
||
// Unlock possible pointer lock if no longer disabled.
|
||
if (window->cursorMode != GLFW_CURSOR_DISABLED && isPointerLocked(window))
|
||
unlockPointer(window);
|
||
|
||
if (window->cursorMode == GLFW_CURSOR_NORMAL)
|
||
{
|
||
if (cursor)
|
||
setCursorImage(window, &cursor->wl);
|
||
else
|
||
{
|
||
defaultCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme,
|
||
"left_ptr");
|
||
if (!defaultCursor)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Standard cursor not found");
|
||
return;
|
||
}
|
||
if (_glfw.wl.cursorThemeHiDPI)
|
||
defaultCursorHiDPI =
|
||
wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI,
|
||
"left_ptr");
|
||
_GLFWcursorWayland cursorWayland = {
|
||
defaultCursor,
|
||
defaultCursorHiDPI,
|
||
NULL,
|
||
0, 0,
|
||
0, 0,
|
||
0
|
||
};
|
||
setCursorImage(window, &cursorWayland);
|
||
}
|
||
}
|
||
else if (window->cursorMode == GLFW_CURSOR_DISABLED)
|
||
{
|
||
if (!isPointerLocked(window))
|
||
lockPointer(window);
|
||
}
|
||
else if (window->cursorMode == GLFW_CURSOR_HIDDEN)
|
||
{
|
||
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial, NULL, 0, 0);
|
||
}
|
||
}
|
||
|
||
static void dataSourceHandleTarget(void* userData,
|
||
struct wl_data_source* source,
|
||
const char* mimeType)
|
||
{
|
||
if (_glfw.wl.selectionSource != source)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Unknown clipboard data source");
|
||
return;
|
||
}
|
||
}
|
||
|
||
static void dataSourceHandleSend(void* userData,
|
||
struct wl_data_source* source,
|
||
const char* mimeType,
|
||
int fd)
|
||
{
|
||
// Ignore it if this is an outdated or invalid request
|
||
if (_glfw.wl.selectionSource != source ||
|
||
strcmp(mimeType, "text/plain;charset=utf-8") != 0)
|
||
{
|
||
close(fd);
|
||
return;
|
||
}
|
||
|
||
char* string = _glfw.wl.clipboardString;
|
||
size_t length = strlen(string);
|
||
|
||
while (length > 0)
|
||
{
|
||
const ssize_t result = write(fd, string, length);
|
||
if (result == -1)
|
||
{
|
||
if (errno == EINTR)
|
||
continue;
|
||
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Error while writing the clipboard: %s",
|
||
strerror(errno));
|
||
break;
|
||
}
|
||
|
||
length -= result;
|
||
string += result;
|
||
}
|
||
|
||
close(fd);
|
||
}
|
||
|
||
static void dataSourceHandleCancelled(void* userData,
|
||
struct wl_data_source* source)
|
||
{
|
||
wl_data_source_destroy(source);
|
||
|
||
if (_glfw.wl.selectionSource != source)
|
||
return;
|
||
|
||
_glfw.wl.selectionSource = NULL;
|
||
}
|
||
|
||
static const struct wl_data_source_listener dataSourceListener =
|
||
{
|
||
dataSourceHandleTarget,
|
||
dataSourceHandleSend,
|
||
dataSourceHandleCancelled,
|
||
};
|
||
|
||
void _glfwPlatformSetClipboardString(const char* string)
|
||
{
|
||
if (_glfw.wl.selectionSource)
|
||
{
|
||
wl_data_source_destroy(_glfw.wl.selectionSource);
|
||
_glfw.wl.selectionSource = NULL;
|
||
}
|
||
|
||
char* copy = _glfw_strdup(string);
|
||
if (!copy)
|
||
{
|
||
_glfwInputError(GLFW_OUT_OF_MEMORY, NULL);
|
||
return;
|
||
}
|
||
|
||
free(_glfw.wl.clipboardString);
|
||
_glfw.wl.clipboardString = copy;
|
||
|
||
_glfw.wl.selectionSource =
|
||
wl_data_device_manager_create_data_source(_glfw.wl.dataDeviceManager);
|
||
if (!_glfw.wl.selectionSource)
|
||
{
|
||
_glfwInputError(GLFW_PLATFORM_ERROR,
|
||
"Wayland: Failed to create clipboard data source");
|
||
return;
|
||
}
|
||
wl_data_source_add_listener(_glfw.wl.selectionSource,
|
||
&dataSourceListener,
|
||
NULL);
|
||
wl_data_source_offer(_glfw.wl.selectionSource, "text/plain;charset=utf-8");
|
||
wl_data_device_set_selection(_glfw.wl.dataDevice,
|
||
_glfw.wl.selectionSource,
|
||
_glfw.wl.serial);
|
||
}
|
||
|
||
const char* _glfwPlatformGetClipboardString(void)
|
||
{
|
||
if (!_glfw.wl.selectionOffer)
|
||
{
|
||
_glfwInputError(GLFW_FORMAT_UNAVAILABLE,
|
||
"Wayland: No clipboard data available");
|
||
return NULL;
|
||
}
|
||
|
||
if (_glfw.wl.selectionSource)
|
||
return _glfw.wl.clipboardString;
|
||
|
||
free(_glfw.wl.clipboardString);
|
||
_glfw.wl.clipboardString =
|
||
readDataOfferAsString(_glfw.wl.selectionOffer, "text/plain;charset=utf-8");
|
||
return _glfw.wl.clipboardString;
|
||
}
|
||
|
||
|
||
//////////////////////////////////////////////////////////////////////////
|
||
////// GLFW native API //////
|
||
//////////////////////////////////////////////////////////////////////////
|
||
|
||
GLFWAPI struct wl_display* glfwGetWaylandDisplay(void)
|
||
{
|
||
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
|
||
return _glfw.wl.display;
|
||
}
|
||
|
||
GLFWAPI struct wl_surface* glfwGetWaylandWindow(GLFWwindow* handle)
|
||
{
|
||
_GLFWwindow* window = (_GLFWwindow*) handle;
|
||
_GLFW_REQUIRE_INIT_OR_RETURN(NULL);
|
||
return window->wl.surface;
|
||
}
|
||
|