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Update GLFW to match upstream repo

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This commit is contained in:
Anton Skvartsou 2019-11-30 15:45:43 +01:00
parent 80d753e2c8
commit 0556be887a
78 changed files with 12812 additions and 14177 deletions
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590
raylib/external/glfw/src/wl_window.c vendored
View file

@ -39,18 +39,18 @@
#include <poll.h>
static void handlePing(void* data,
struct wl_shell_surface* shellSurface,
uint32_t serial)
static void shellSurfaceHandlePing(void* data,
struct wl_shell_surface* shellSurface,
uint32_t serial)
{
wl_shell_surface_pong(shellSurface, serial);
}
static void handleConfigure(void* data,
struct wl_shell_surface* shellSurface,
uint32_t edges,
int32_t width,
int32_t height)
static void shellSurfaceHandleConfigure(void* data,
struct wl_shell_surface* shellSurface,
uint32_t edges,
int32_t width,
int32_t height)
{
_GLFWwindow* window = data;
float aspectRatio;
@ -94,19 +94,18 @@ static void handleConfigure(void* data,
_glfwInputWindowDamage(window);
}
static void handlePopupDone(void* data,
struct wl_shell_surface* shellSurface)
static void shellSurfaceHandlePopupDone(void* data,
struct wl_shell_surface* shellSurface)
{
}
static const struct wl_shell_surface_listener shellSurfaceListener = {
handlePing,
handleConfigure,
handlePopupDone
shellSurfaceHandlePing,
shellSurfaceHandleConfigure,
shellSurfaceHandlePopupDone
};
static int
createTmpfileCloexec(char* tmpname)
static int createTmpfileCloexec(char* tmpname)
{
int fd;
@ -137,8 +136,7 @@ createTmpfileCloexec(char* tmpname)
* is set to ENOSPC. If posix_fallocate() is not supported, program may
* receive SIGBUS on accessing mmap()'ed file contents instead.
*/
static int
createAnonymousFile(off_t size)
static int createAnonymousFile(off_t size)
{
static const char template[] = "/glfw-shared-XXXXXX";
const char* path;
@ -146,24 +144,46 @@ createAnonymousFile(off_t size)
int fd;
int ret;
path = getenv("XDG_RUNTIME_DIR");
if (!path)
#ifdef HAVE_MEMFD_CREATE
fd = memfd_create("glfw-shared", MFD_CLOEXEC | MFD_ALLOW_SEALING);
if (fd >= 0)
{
errno = ENOENT;
return -1;
// We can add this seal before calling posix_fallocate(), as the file
// is currently zero-sized anyway.
//
// There is also no need to check for the return value, we couldn’t do
// anything with it anyway.
fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK | F_SEAL_SEAL);
}
else
#elif defined(SHM_ANON)
fd = shm_open(SHM_ANON, O_RDWR | O_CLOEXEC, 0600);
if (fd < 0)
#endif
{
path = getenv("XDG_RUNTIME_DIR");
if (!path)
{
errno = ENOENT;
return -1;
}
name = calloc(strlen(path) + sizeof(template), 1);
strcpy(name, path);
strcat(name, template);
fd = createTmpfileCloexec(name);
free(name);
if (fd < 0)
return -1;
}
name = calloc(strlen(path) + sizeof(template), 1);
strcpy(name, path);
strcat(name, template);
fd = createTmpfileCloexec(name);
free(name);
if (fd < 0)
return -1;
#if defined(SHM_ANON)
// posix_fallocate does not work on SHM descriptors
ret = ftruncate(fd, size);
#else
ret = posix_fallocate(fd, 0, size);
#endif
if (ret != 0)
{
close(fd);
@ -188,7 +208,7 @@ static struct wl_buffer* createShmBuffer(const GLFWimage* image)
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Creating a buffer file for %d B failed: %m",
length);
return GLFW_FALSE;
return NULL;
}
data = mmap(NULL, length, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
@ -197,7 +217,7 @@ static struct wl_buffer* createShmBuffer(const GLFWimage* image)
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: mmap failed: %m");
close(fd);
return GLFW_FALSE;
return NULL;
}
pool = wl_shm_create_pool(_glfw.wl.shm, fd, length);
@ -262,11 +282,13 @@ static void createDecorations(_GLFWwindow* window)
const GLFWimage image = { 1, 1, data };
GLFWbool opaque = (data[3] == 255);
if (!_glfw.wl.viewporter)
if (!_glfw.wl.viewporter || !window->decorated || window->wl.decorations.serverSide)
return;
if (!window->wl.decorations.buffer)
window->wl.decorations.buffer = createShmBuffer(&image);
if (!window->wl.decorations.buffer)
return;
createDecoration(&window->wl.decorations.top, window->wl.surface,
window->wl.decorations.buffer, opaque,
@ -307,6 +329,22 @@ static void destroyDecorations(_GLFWwindow* window)
destroyDecoration(&window->wl.decorations.bottom);
}
static void xdgDecorationHandleConfigure(void* data,
struct zxdg_toplevel_decoration_v1* decoration,
uint32_t mode)
{
_GLFWwindow* window = data;
window->wl.decorations.serverSide = (mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
if (!window->wl.decorations.serverSide)
createDecorations(window);
}
static const struct zxdg_toplevel_decoration_v1_listener xdgDecorationListener = {
xdgDecorationHandleConfigure,
};
// Makes the surface considered as XRGB instead of ARGB.
static void setOpaqueRegion(_GLFWwindow* window)
{
@ -389,9 +427,9 @@ static void checkScaleChange(_GLFWwindow* window)
}
}
static void handleEnter(void *data,
struct wl_surface *surface,
struct wl_output *output)
static void surfaceHandleEnter(void *data,
struct wl_surface *surface,
struct wl_output *output)
{
_GLFWwindow* window = data;
_GLFWmonitor* monitor = wl_output_get_user_data(output);
@ -409,9 +447,9 @@ static void handleEnter(void *data,
checkScaleChange(window);
}
static void handleLeave(void *data,
struct wl_surface *surface,
struct wl_output *output)
static void surfaceHandleLeave(void *data,
struct wl_surface *surface,
struct wl_output *output)
{
_GLFWwindow* window = data;
_GLFWmonitor* monitor = wl_output_get_user_data(output);
@ -431,8 +469,8 @@ static void handleLeave(void *data,
}
static const struct wl_surface_listener surfaceListener = {
handleEnter,
handleLeave
surfaceHandleEnter,
surfaceHandleLeave
};
static void setIdleInhibitor(_GLFWwindow* window, GLFWbool enable)
@ -479,13 +517,11 @@ static GLFWbool createSurface(_GLFWwindow* window,
if (!window->wl.transparent)
setOpaqueRegion(window);
if (window->decorated && !window->monitor)
createDecorations(window);
return GLFW_TRUE;
}
static void setFullscreen(_GLFWwindow* window, _GLFWmonitor* monitor, int refreshRate)
static void setFullscreen(_GLFWwindow* window, _GLFWmonitor* monitor,
int refreshRate)
{
if (window->wl.xdg.toplevel)
{
@ -502,7 +538,8 @@ static void setFullscreen(_GLFWwindow* window, _GLFWmonitor* monitor, int refres
monitor->wl.output);
}
setIdleInhibitor(window, GLFW_TRUE);
destroyDecorations(window);
if (!window->wl.decorations.serverSide)
destroyDecorations(window);
}
static GLFWbool createShellSurface(_GLFWwindow* window)
@ -538,11 +575,13 @@ static GLFWbool createShellSurface(_GLFWwindow* window)
{
wl_shell_surface_set_maximized(window->wl.shellSurface, NULL);
setIdleInhibitor(window, GLFW_FALSE);
createDecorations(window);
}
else
{
wl_shell_surface_set_toplevel(window->wl.shellSurface);
setIdleInhibitor(window, GLFW_FALSE);
createDecorations(window);
}
wl_surface_commit(window->wl.surface);
@ -602,10 +641,17 @@ static void xdgToplevelHandleConfigure(void* data,
_glfwInputWindowDamage(window);
}
if (!window->wl.justCreated && !activated && window->autoIconify)
_glfwPlatformIconifyWindow(window);
if (window->wl.wasFullscreen && window->autoIconify)
{
if (!activated || !fullscreen)
{
_glfwPlatformIconifyWindow(window);
window->wl.wasFullscreen = GLFW_FALSE;
}
}
if (fullscreen && activated)
window->wl.wasFullscreen = GLFW_TRUE;
_glfwInputWindowFocus(window, activated);
window->wl.justCreated = GLFW_FALSE;
}
static void xdgToplevelHandleClose(void* data,
@ -631,6 +677,27 @@ static const struct xdg_surface_listener xdgSurfaceListener = {
xdgSurfaceHandleConfigure
};
static void setXdgDecorations(_GLFWwindow* window)
{
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);
zxdg_toplevel_decoration_v1_set_mode(
window->wl.xdg.decoration,
ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
}
else
{
window->wl.decorations.serverSide = GLFW_FALSE;
createDecorations(window);
}
}
static GLFWbool createXdgSurface(_GLFWwindow* window)
{
window->wl.xdg.surface = xdg_wm_base_get_xdg_surface(_glfw.wl.wmBase,
@ -678,10 +745,12 @@ static GLFWbool createXdgSurface(_GLFWwindow* window)
{
xdg_toplevel_set_maximized(window->wl.xdg.toplevel);
setIdleInhibitor(window, GLFW_FALSE);
setXdgDecorations(window);
}
else
{
setIdleInhibitor(window, GLFW_FALSE);
setXdgDecorations(window);
}
wl_surface_commit(window->wl.surface);
@ -690,13 +759,75 @@ static GLFWbool createXdgSurface(_GLFWwindow* window)
return GLFW_TRUE;
}
static void
handleEvents(int timeout)
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.serial,
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 void handleEvents(int timeout)
{
struct wl_display* display = _glfw.wl.display;
struct pollfd fds[] = {
{ wl_display_get_fd(display), POLLIN },
{ _glfw.wl.timerfd, POLLIN },
{ _glfw.wl.cursorTimerfd, POLLIN },
};
ssize_t read_ret;
uint64_t repeats, i;
@ -719,7 +850,7 @@ handleEvents(int timeout)
return;
}
if (poll(fds, 2, timeout) > 0)
if (poll(fds, 3, timeout) > 0)
{
if (fds[0].revents & POLLIN)
{
@ -742,6 +873,15 @@ handleEvents(int timeout)
_glfw.wl.keyboardLastScancode, GLFW_REPEAT,
_glfw.wl.xkb.modifiers);
}
if (fds[2].revents & POLLIN)
{
read_ret = read(_glfw.wl.cursorTimerfd, &repeats, sizeof(repeats));
if (read_ret != 8)
return;
incrementCursorImage(_glfw.wl.pointerFocus);
}
}
else
{
@ -780,7 +920,6 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
window->wl.justCreated = GLFW_TRUE;
window->wl.transparent = fbconfig->transparent;
if (!createSurface(window, wndconfig))
@ -860,6 +999,9 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)
window->context.destroy(window);
destroyDecorations(window);
if (window->wl.xdg.decoration)
zxdg_toplevel_decoration_v1_destroy(window->wl.xdg.decoration);
if (window->wl.decorations.buffer)
wl_buffer_destroy(window->wl.decorations.buffer);
@ -956,13 +1098,15 @@ void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
}
}
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int numer, int denom)
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window,
int numer, int denom)
{
// TODO: find out how to trigger a resize.
// The actual limits are checked in the wl_shell_surface::configure handler.
}
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height)
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window,
int* width, int* height)
{
_glfwPlatformGetWindowSize(window, width, height);
*width *= window->wl.scale;
@ -973,7 +1117,7 @@ void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
int* left, int* top,
int* right, int* bottom)
{
if (window->decorated && !window->monitor)
if (window->decorated && !window->monitor && !window->wl.decorations.serverSide)
{
if (top)
*top = _GLFW_DECORATION_TOP;
@ -1102,7 +1246,7 @@ void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
else if (window->wl.shellSurface)
wl_shell_surface_set_toplevel(window->wl.shellSurface);
setIdleInhibitor(window, GLFW_FALSE);
if (window->decorated)
if (!_glfw.wl.decorationManager)
createDecorations(window);
}
_glfwInputWindowMonitor(window, monitor);
@ -1174,6 +1318,16 @@ 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)
{
handleEvents(0);
@ -1236,6 +1390,9 @@ int _glfwPlatformCreateCursor(_GLFWcursor* cursor,
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;
@ -1257,45 +1414,65 @@ int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)
return GLFW_FALSE;
}
cursor->wl.image = standardCursor->images[0];
cursor->wl.cursor = standardCursor;
cursor->wl.currentImage = 0;
if (_glfw.wl.cursorThemeHiDPI)
{
standardCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorThemeHiDPI,
translateCursorShape(shape));
cursor->wl.cursorHiDPI = standardCursor;
}
return GLFW_TRUE;
}
void _glfwPlatformDestroyCursor(_GLFWcursor* cursor)
{
// If it's a standard cursor we don't need to do anything here
if (cursor->wl.image)
if (cursor->wl.cursor)
return;
if (cursor->wl.buffer)
wl_buffer_destroy(cursor->wl.buffer);
}
static void handleRelativeMotion(void* data,
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)
static void relativePointerHandleRelativeMotion(void* data,
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 = data;
double xpos = window->virtualCursorPosX;
double ypos = window->virtualCursorPosY;
if (window->cursorMode != GLFW_CURSOR_DISABLED)
return;
_glfwInputCursorPos(window,
window->virtualCursorPosX + wl_fixed_to_double(dxUnaccel),
window->virtualCursorPosY + wl_fixed_to_double(dyUnaccel));
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 = {
handleRelativeMotion
relativePointerHandleRelativeMotion
};
static void handleLocked(void* data,
struct zwp_locked_pointer_v1* lockedPointer)
static void lockedPointerHandleLocked(void* data,
struct zwp_locked_pointer_v1* lockedPointer)
{
}
@ -1315,14 +1492,14 @@ static void unlockPointer(_GLFWwindow* window)
static void lockPointer(_GLFWwindow* window);
static void handleUnlocked(void* data,
struct zwp_locked_pointer_v1* lockedPointer)
static void lockedPointerHandleUnlocked(void* data,
struct zwp_locked_pointer_v1* lockedPointer)
{
}
static const struct zwp_locked_pointer_v1_listener lockedPointerListener = {
handleLocked,
handleUnlocked
lockedPointerHandleLocked,
lockedPointerHandleUnlocked
};
static void lockPointer(_GLFWwindow* window)
@ -1359,7 +1536,7 @@ static void lockPointer(_GLFWwindow* window)
window->wl.pointerLock.relativePointer = relativePointer;
window->wl.pointerLock.lockedPointer = lockedPointer;
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerSerial,
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.serial,
NULL, 0, 0);
}
@ -1370,10 +1547,8 @@ static GLFWbool isPointerLocked(_GLFWwindow* window)
void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
{
struct wl_buffer* buffer;
struct wl_cursor* defaultCursor;
struct wl_cursor_image* image;
struct wl_surface* surface = _glfw.wl.cursorSurface;
struct wl_cursor* defaultCursorHiDPI = NULL;
if (!_glfw.wl.pointer)
return;
@ -1382,7 +1557,7 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* 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)
if (window != _glfw.wl.pointerFocus || window->wl.decorations.focus != mainWindow)
return;
// Unlock possible pointer lock if no longer disabled.
@ -1392,7 +1567,7 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
if (window->cursorMode == GLFW_CURSOR_NORMAL)
{
if (cursor)
image = cursor->wl.image;
setCursorImage(window, &cursor->wl);
else
{
defaultCursor = wl_cursor_theme_get_cursor(_glfw.wl.cursorTheme,
@ -1403,33 +1578,19 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
"Wayland: Standard cursor not found");
return;
}
image = defaultCursor->images[0];
}
if (image)
{
buffer = wl_cursor_image_get_buffer(image);
if (!buffer)
return;
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerSerial,
surface,
image->hotspot_x,
image->hotspot_y);
wl_surface_attach(surface, buffer, 0, 0);
wl_surface_damage(surface, 0, 0,
image->width, image->height);
wl_surface_commit(surface);
}
else
{
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerSerial,
surface,
cursor->wl.xhot,
cursor->wl.yhot);
wl_surface_attach(surface, cursor->wl.buffer, 0, 0);
wl_surface_damage(surface, 0, 0,
cursor->wl.width, cursor->wl.height);
wl_surface_commit(surface);
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)
@ -1439,24 +1600,213 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)
}
else if (window->cursorMode == GLFW_CURSOR_HIDDEN)
{
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerSerial,
NULL, 0, 0);
wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.serial, NULL, 0, 0);
}
}
static void dataSourceHandleTarget(void* data,
struct wl_data_source* dataSource,
const char* mimeType)
{
if (_glfw.wl.dataSource != dataSource)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unknown clipboard data source");
return;
}
}
static void dataSourceHandleSend(void* data,
struct wl_data_source* dataSource,
const char* mimeType,
int fd)
{
const char* string = _glfw.wl.clipboardSendString;
size_t len = _glfw.wl.clipboardSendSize;
int ret;
if (_glfw.wl.dataSource != dataSource)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unknown clipboard data source");
return;
}
if (!string)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Copy requested from an invalid string");
return;
}
if (strcmp(mimeType, "text/plain;charset=utf-8") != 0)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Wrong MIME type asked from clipboard");
close(fd);
return;
}
while (len > 0)
{
ret = write(fd, string, len);
if (ret == -1 && errno == EINTR)
continue;
if (ret == -1)
{
// TODO: also report errno maybe.
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Error while writing the clipboard");
close(fd);
return;
}
len -= ret;
}
close(fd);
}
static void dataSourceHandleCancelled(void* data,
struct wl_data_source* dataSource)
{
wl_data_source_destroy(dataSource);
if (_glfw.wl.dataSource != dataSource)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unknown clipboard data source");
return;
}
_glfw.wl.dataSource = NULL;
}
static const struct wl_data_source_listener dataSourceListener = {
dataSourceHandleTarget,
dataSourceHandleSend,
dataSourceHandleCancelled,
};
void _glfwPlatformSetClipboardString(const char* string)
{
// TODO
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Clipboard setting not implemented yet");
if (_glfw.wl.dataSource)
{
wl_data_source_destroy(_glfw.wl.dataSource);
_glfw.wl.dataSource = NULL;
}
if (_glfw.wl.clipboardSendString)
{
free(_glfw.wl.clipboardSendString);
_glfw.wl.clipboardSendString = NULL;
}
_glfw.wl.clipboardSendString = strdup(string);
if (!_glfw.wl.clipboardSendString)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Impossible to allocate clipboard string");
return;
}
_glfw.wl.clipboardSendSize = strlen(string);
_glfw.wl.dataSource =
wl_data_device_manager_create_data_source(_glfw.wl.dataDeviceManager);
if (!_glfw.wl.dataSource)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Impossible to create clipboard source");
free(_glfw.wl.clipboardSendString);
return;
}
wl_data_source_add_listener(_glfw.wl.dataSource,
&dataSourceListener,
NULL);
wl_data_source_offer(_glfw.wl.dataSource, "text/plain;charset=utf-8");
wl_data_device_set_selection(_glfw.wl.dataDevice,
_glfw.wl.dataSource,
_glfw.wl.serial);
}
static GLFWbool growClipboardString(void)
{
char* clipboard = _glfw.wl.clipboardString;
clipboard = realloc(clipboard, _glfw.wl.clipboardSize * 2);
if (!clipboard)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Impossible to grow clipboard string");
return GLFW_FALSE;
}
_glfw.wl.clipboardString = clipboard;
_glfw.wl.clipboardSize = _glfw.wl.clipboardSize * 2;
return GLFW_TRUE;
}
const char* _glfwPlatformGetClipboardString(void)
{
// TODO
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Clipboard getting not implemented yet");
return NULL;
int fds[2];
int ret;
size_t len = 0;
if (!_glfw.wl.dataOffer)
{
_glfwInputError(GLFW_FORMAT_UNAVAILABLE,
"No clipboard data has been sent yet");
return NULL;
}
ret = pipe2(fds, O_CLOEXEC);
if (ret < 0)
{
// TODO: also report errno maybe?
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Impossible to create clipboard pipe fds");
return NULL;
}
wl_data_offer_receive(_glfw.wl.dataOffer, "text/plain;charset=utf-8", fds[1]);
close(fds[1]);
// XXX: this is a huge hack, this function shouldn’t be synchronous!
handleEvents(-1);
while (1)
{
// Grow the clipboard if we need to paste something bigger, there is no
// shrink operation yet.
if (len + 4096 > _glfw.wl.clipboardSize)
{
if (!growClipboardString())
{
close(fds[0]);
return NULL;
}
}
// Then read from the fd to the clipboard, handling all known errors.
ret = read(fds[0], _glfw.wl.clipboardString + len, 4096);
if (ret == 0)
break;
if (ret == -1 && errno == EINTR)
continue;
if (ret == -1)
{
// TODO: also report errno maybe.
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Impossible to read from clipboard fd");
close(fds[0]);
return NULL;
}
len += ret;
}
close(fds[0]);
if (len + 1 > _glfw.wl.clipboardSize)
{
if (!growClipboardString())
return NULL;
}
_glfw.wl.clipboardString[len] = '\0';
return _glfw.wl.clipboardString;
}
void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)