Branch
Hash :
3f1fd5ab
Author :
Date :
2023-05-23T10:59:03
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#if SDL_VIDEO_DRIVER_COCOA
#if MAC_OS_X_VERSION_MAX_ALLOWED < 1070
# error SDL for Mac OS X must be built with a 10.7 SDK or above.
#endif /* MAC_OS_X_VERSION_MAX_ALLOWED < 1070 */
#include "SDL_syswm.h"
#include "SDL_timer.h" /* For SDL_GetTicks() */
#include "SDL_hints.h"
#include "../SDL_sysvideo.h"
#include "../../events/SDL_keyboard_c.h"
#include "../../events/SDL_mouse_c.h"
#include "../../events/SDL_touch_c.h"
#include "../../events/SDL_windowevents_c.h"
#include "../../events/SDL_dropevents_c.h"
#include "SDL_cocoavideo.h"
#include "SDL_cocoashape.h"
#include "SDL_cocoamouse.h"
#include "SDL_cocoaopengl.h"
#include "SDL_cocoaopengles.h"
/* #define DEBUG_COCOAWINDOW */
#ifdef DEBUG_COCOAWINDOW
#define DLog(fmt, ...) printf("%s: " fmt "\n", __func__, ##__VA_ARGS__)
#else
#define DLog(...) do { } while (0)
#endif
#define FULLSCREEN_MASK (SDL_WINDOW_FULLSCREEN_DESKTOP | SDL_WINDOW_FULLSCREEN)
#ifndef MAC_OS_X_VERSION_10_12
#define NSEventModifierFlagCapsLock NSAlphaShiftKeyMask
#endif
#ifndef NSAppKitVersionNumber10_13_2
#define NSAppKitVersionNumber10_13_2 1561.2
#endif
#ifndef NSAppKitVersionNumber10_14
#define NSAppKitVersionNumber10_14 1671
#endif
@implementation SDL_WindowData
@end
@interface NSWindow (SDL)
#if MAC_OS_X_VERSION_MAX_ALLOWED < 101000 /* Added in the 10.10 SDK */
@property (readonly) NSRect contentLayoutRect;
#endif
/* This is available as of 10.13.2, but isn't in public headers */
@property (nonatomic) NSRect mouseConfinementRect;
@end
@interface SDLWindow : NSWindow <NSDraggingDestination>
/* These are needed for borderless/fullscreen windows */
- (BOOL)canBecomeKeyWindow;
- (BOOL)canBecomeMainWindow;
- (void)sendEvent:(NSEvent *)event;
- (void)doCommandBySelector:(SEL)aSelector;
/* Handle drag-and-drop of files onto the SDL window. */
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender;
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender;
- (BOOL)wantsPeriodicDraggingUpdates;
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem;
- (SDL_Window*)findSDLWindow;
@end
@implementation SDLWindow
- (BOOL)validateMenuItem:(NSMenuItem *)menuItem
{
/* Only allow using the macOS native fullscreen toggle menubar item if the
* window is resizable and not in a SDL fullscreen mode.
*/
if ([menuItem action] == @selector(toggleFullScreen:)) {
SDL_Window *window = [self findSDLWindow];
if (window == NULL) {
return NO;
} else if (window->flags & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_FULLSCREEN_DESKTOP)) {
return NO;
} else if ((window->flags & SDL_WINDOW_RESIZABLE) == 0) {
return NO;
}
}
return [super validateMenuItem:menuItem];
}
- (BOOL)canBecomeKeyWindow
{
return YES;
}
- (BOOL)canBecomeMainWindow
{
return YES;
}
- (void)sendEvent:(NSEvent *)event
{
id delegate;
[super sendEvent:event];
if ([event type] != NSEventTypeLeftMouseUp) {
return;
}
delegate = [self delegate];
if (![delegate isKindOfClass:[Cocoa_WindowListener class]]) {
return;
}
if ([delegate isMoving]) {
[delegate windowDidFinishMoving];
}
}
/* We'll respond to selectors by doing nothing so we don't beep.
* The escape key gets converted to a "cancel" selector, etc.
*/
- (void)doCommandBySelector:(SEL)aSelector
{
/*NSLog(@"doCommandBySelector: %@\n", NSStringFromSelector(aSelector));*/
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
if (([sender draggingSourceOperationMask] & NSDragOperationGeneric) == NSDragOperationGeneric) {
return NSDragOperationGeneric;
}
return NSDragOperationNone; /* no idea what to do with this, reject it. */
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{ @autoreleasepool
{
NSPasteboard *pasteboard = [sender draggingPasteboard];
NSArray *types = [NSArray arrayWithObject:NSFilenamesPboardType];
NSString *desiredType = [pasteboard availableTypeFromArray:types];
SDL_Window *sdlwindow = [self findSDLWindow];
NSData *data;
NSArray *array;
NSPoint point;
SDL_Mouse *mouse;
int x, y;
if (desiredType == nil) {
return NO; /* can't accept anything that's being dropped here. */
}
data = [pasteboard dataForType:desiredType];
if (data == nil) {
return NO;
}
SDL_assert([desiredType isEqualToString:NSFilenamesPboardType]);
array = [pasteboard propertyListForType:@"NSFilenamesPboardType"];
/* Code addon to update the mouse location */
point = [sender draggingLocation];
mouse = SDL_GetMouse();
x = (int)point.x;
y = (int)(sdlwindow->h - point.y);
if (x >= 0 && x < sdlwindow->w && y >= 0 && y < sdlwindow->h) {
SDL_SendMouseMotion(sdlwindow, mouse->mouseID, 0, x, y);
}
/* Code addon to update the mouse location */
for (NSString *path in array) {
NSURL *fileURL = [NSURL fileURLWithPath:path];
NSNumber *isAlias = nil;
[fileURL getResourceValue:&isAlias forKey:NSURLIsAliasFileKey error:nil];
/* If the URL is an alias, resolve it. */
if ([isAlias boolValue]) {
NSURLBookmarkResolutionOptions opts = NSURLBookmarkResolutionWithoutMounting | NSURLBookmarkResolutionWithoutUI;
NSData *bookmark = [NSURL bookmarkDataWithContentsOfURL:fileURL error:nil];
if (bookmark != nil) {
NSURL *resolvedURL = [NSURL URLByResolvingBookmarkData:bookmark
options:opts
relativeToURL:nil
bookmarkDataIsStale:nil
error:nil];
if (resolvedURL != nil) {
fileURL = resolvedURL;
}
}
}
if (!SDL_SendDropFile(sdlwindow, [[fileURL path] UTF8String])) {
return NO;
}
}
SDL_SendDropComplete(sdlwindow);
return YES;
}}
- (BOOL)wantsPeriodicDraggingUpdates
{
return NO;
}
- (SDL_Window*)findSDLWindow
{
SDL_Window *sdlwindow = NULL;
SDL_VideoDevice *_this = SDL_GetVideoDevice();
/* !!! FIXME: is there a better way to do this? */
if (_this) {
for (sdlwindow = _this->windows; sdlwindow; sdlwindow = sdlwindow->next) {
NSWindow *nswindow = ((__bridge SDL_WindowData *) sdlwindow->driverdata).nswindow;
if (nswindow == self) {
break;
}
}
}
return sdlwindow;
}
@end
static Uint32 s_moveHack;
static void ConvertNSRect(NSScreen *screen, BOOL fullscreen, NSRect *r)
{
r->origin.y = CGDisplayPixelsHigh(kCGDirectMainDisplay) - r->origin.y - r->size.height;
}
static void ScheduleContextUpdates(SDL_WindowData *data)
{
/* We still support OpenGL as long as Apple offers it, deprecated or not, so disable deprecation warnings about it. */
#if SDL_VIDEO_OPENGL
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#endif
NSOpenGLContext *currentContext;
NSMutableArray *contexts;
if (!data || !data.nscontexts) {
return;
}
currentContext = [NSOpenGLContext currentContext];
contexts = data.nscontexts;
@synchronized (contexts) {
for (SDLOpenGLContext *context in contexts) {
if (context == currentContext) {
[context update];
} else {
[context scheduleUpdate];
}
}
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif /* SDL_VIDEO_OPENGL */
}
/* !!! FIXME: this should use a hint callback. */
static int GetHintCtrlClickEmulateRightClick()
{
return SDL_GetHintBoolean(SDL_HINT_MAC_CTRL_CLICK_EMULATE_RIGHT_CLICK, SDL_FALSE);
}
static NSUInteger GetWindowWindowedStyle(SDL_Window * window)
{
/* IF YOU CHANGE ANY FLAGS IN HERE, PLEASE READ
the NSWindowStyleMaskBorderless comments in SetupWindowData()! */
/* always allow miniaturization, otherwise you can't programatically
minimize the window, whether there's a title bar or not */
NSUInteger style = NSWindowStyleMaskMiniaturizable;
if (window->flags & SDL_WINDOW_BORDERLESS) {
style |= NSWindowStyleMaskBorderless;
} else {
style |= (NSWindowStyleMaskTitled|NSWindowStyleMaskClosable);
}
if (window->flags & SDL_WINDOW_RESIZABLE) {
style |= NSWindowStyleMaskResizable;
}
return style;
}
static NSUInteger GetWindowStyle(SDL_Window * window)
{
NSUInteger style = 0;
if (window->flags & SDL_WINDOW_FULLSCREEN) {
style = NSWindowStyleMaskBorderless;
} else {
style = GetWindowWindowedStyle(window);
}
return style;
}
static SDL_bool SetWindowStyle(SDL_Window * window, NSUInteger style)
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = data.nswindow;
/* The view responder chain gets messed with during setStyleMask */
if ([data.sdlContentView nextResponder] == data.listener) {
[data.sdlContentView setNextResponder:nil];
}
[nswindow setStyleMask:style];
/* The view responder chain gets messed with during setStyleMask */
if ([data.sdlContentView nextResponder] != data.listener) {
[data.sdlContentView setNextResponder:data.listener];
}
return SDL_TRUE;
}
static SDL_bool ShouldAdjustCoordinatesForGrab(SDL_Window * window)
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if (!data || [data.listener isMovingOrFocusClickPending]) {
return SDL_FALSE;
}
if (!(window->flags & SDL_WINDOW_INPUT_FOCUS)) {
return SDL_FALSE;
}
if ((window->flags & SDL_WINDOW_MOUSE_GRABBED) || (window->mouse_rect.w > 0 && window->mouse_rect.h > 0)) {
return SDL_TRUE;
}
return SDL_FALSE;
}
static SDL_bool AdjustCoordinatesForGrab(SDL_Window * window, int x, int y, CGPoint *adjusted)
{
if (window->mouse_rect.w > 0 && window->mouse_rect.h > 0) {
SDL_Rect window_rect;
SDL_Rect mouse_rect;
window_rect.x = 0;
window_rect.y = 0;
window_rect.w = window->w;
window_rect.h = window->h;
if (SDL_IntersectRect(&window->mouse_rect, &window_rect, &mouse_rect)) {
int left = window->x + mouse_rect.x;
int right = left + mouse_rect.w - 1;
int top = window->y + mouse_rect.y;
int bottom = top + mouse_rect.h - 1;
if (x < left || x > right || y < top || y > bottom) {
adjusted->x = SDL_clamp(x, left, right);
adjusted->y = SDL_clamp(y, top, bottom);
return SDL_TRUE;
}
return SDL_FALSE;
}
}
if (window->flags & SDL_WINDOW_MOUSE_GRABBED) {
int left = window->x;
int right = left + window->w - 1;
int top = window->y;
int bottom = top + window->h - 1;
if (x < left || x > right || y < top || y > bottom) {
adjusted->x = SDL_clamp(x, left, right);
adjusted->y = SDL_clamp(y, top, bottom);
return SDL_TRUE;
}
}
return SDL_FALSE;
}
static void Cocoa_UpdateClipCursor(SDL_Window * window)
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if (NSAppKitVersionNumber >= NSAppKitVersionNumber10_13_2) {
NSWindow *nswindow = data.nswindow;
SDL_Rect mouse_rect;
SDL_zero(mouse_rect);
if (ShouldAdjustCoordinatesForGrab(window)) {
SDL_Rect window_rect;
window_rect.x = 0;
window_rect.y = 0;
window_rect.w = window->w;
window_rect.h = window->h;
if (window->mouse_rect.w > 0 && window->mouse_rect.h > 0) {
SDL_IntersectRect(&window->mouse_rect, &window_rect, &mouse_rect);
}
if ((window->flags & SDL_WINDOW_MOUSE_GRABBED) != 0 &&
SDL_RectEmpty(&mouse_rect)) {
SDL_memcpy(&mouse_rect, &window_rect, sizeof(mouse_rect));
}
}
if (SDL_RectEmpty(&mouse_rect)) {
nswindow.mouseConfinementRect = NSZeroRect;
} else {
NSRect rect;
rect.origin.x = mouse_rect.x;
rect.origin.y = [nswindow contentLayoutRect].size.height - mouse_rect.y - mouse_rect.h;
rect.size.width = mouse_rect.w;
rect.size.height = mouse_rect.h;
nswindow.mouseConfinementRect = rect;
}
} else {
/* Move the cursor to the nearest point in the window */
if (ShouldAdjustCoordinatesForGrab(window)) {
int x, y;
CGPoint cgpoint;
SDL_GetGlobalMouseState(&x, &y);
if (AdjustCoordinatesForGrab(window, x, y, &cgpoint)) {
Cocoa_HandleMouseWarp(cgpoint.x, cgpoint.y);
CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, cgpoint);
}
}
}
}
@implementation Cocoa_WindowListener
- (void)listen:(SDL_WindowData *)data
{
NSNotificationCenter *center;
NSWindow *window = data.nswindow;
NSView *view = data.sdlContentView;
_data = data;
observingVisible = YES;
wasCtrlLeft = NO;
wasVisible = [window isVisible];
isFullscreenSpace = NO;
inFullscreenTransition = NO;
pendingWindowOperation = PENDING_OPERATION_NONE;
isMoving = NO;
isDragAreaRunning = NO;
pendingWindowWarpX = pendingWindowWarpY = INT_MAX;
center = [NSNotificationCenter defaultCenter];
if ([window delegate] != nil) {
[center addObserver:self selector:@selector(windowDidExpose:) name:NSWindowDidExposeNotification object:window];
[center addObserver:self selector:@selector(windowDidMove:) name:NSWindowDidMoveNotification object:window];
[center addObserver:self selector:@selector(windowDidResize:) name:NSWindowDidResizeNotification object:window];
[center addObserver:self selector:@selector(windowDidMiniaturize:) name:NSWindowDidMiniaturizeNotification object:window];
[center addObserver:self selector:@selector(windowDidDeminiaturize:) name:NSWindowDidDeminiaturizeNotification object:window];
[center addObserver:self selector:@selector(windowDidBecomeKey:) name:NSWindowDidBecomeKeyNotification object:window];
[center addObserver:self selector:@selector(windowDidResignKey:) name:NSWindowDidResignKeyNotification object:window];
[center addObserver:self selector:@selector(windowDidChangeBackingProperties:) name:NSWindowDidChangeBackingPropertiesNotification object:window];
[center addObserver:self selector:@selector(windowDidChangeScreenProfile:) name:NSWindowDidChangeScreenProfileNotification object:window];
[center addObserver:self selector:@selector(windowDidChangeScreen:) name:NSWindowDidChangeScreenNotification object:window];
[center addObserver:self selector:@selector(windowWillEnterFullScreen:) name:NSWindowWillEnterFullScreenNotification object:window];
[center addObserver:self selector:@selector(windowDidEnterFullScreen:) name:NSWindowDidEnterFullScreenNotification object:window];
[center addObserver:self selector:@selector(windowWillExitFullScreen:) name:NSWindowWillExitFullScreenNotification object:window];
[center addObserver:self selector:@selector(windowDidExitFullScreen:) name:NSWindowDidExitFullScreenNotification object:window];
[center addObserver:self selector:@selector(windowDidFailToEnterFullScreen:) name:@"NSWindowDidFailToEnterFullScreenNotification" object:window];
[center addObserver:self selector:@selector(windowDidFailToExitFullScreen:) name:@"NSWindowDidFailToExitFullScreenNotification" object:window];
} else {
[window setDelegate:self];
}
/* Haven't found a delegate / notification that triggers when the window is
* ordered out (is not visible any more). You can be ordered out without
* minimizing, so DidMiniaturize doesn't work. (e.g. -[NSWindow orderOut:])
*/
[window addObserver:self
forKeyPath:@"visible"
options:NSKeyValueObservingOptionNew
context:NULL];
[window setNextResponder:self];
[window setAcceptsMouseMovedEvents:YES];
[view setNextResponder:self];
[view setAcceptsTouchEvents:YES];
}
- (void)observeValueForKeyPath:(NSString *)keyPath
ofObject:(id)object
change:(NSDictionary *)change
context:(void *)context
{
if (!observingVisible) {
return;
}
if (object == _data.nswindow && [keyPath isEqualToString:@"visible"]) {
int newVisibility = [[change objectForKey:@"new"] intValue];
if (newVisibility) {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_SHOWN, 0, 0);
} else {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_HIDDEN, 0, 0);
}
}
}
-(void) pauseVisibleObservation
{
observingVisible = NO;
wasVisible = [_data.nswindow isVisible];
}
-(void) resumeVisibleObservation
{
BOOL isVisible = [_data.nswindow isVisible];
observingVisible = YES;
if (wasVisible != isVisible) {
if (isVisible) {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_SHOWN, 0, 0);
} else {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_HIDDEN, 0, 0);
}
wasVisible = isVisible;
}
}
-(BOOL) setFullscreenSpace:(BOOL) state
{
SDL_Window *window = _data.window;
NSWindow *nswindow = _data.nswindow;
SDL_VideoData *videodata = ((__bridge SDL_WindowData *) window->driverdata).videodata;
if (!videodata.allow_spaces) {
return NO; /* Spaces are forcibly disabled. */
} else if (state && ((window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) != SDL_WINDOW_FULLSCREEN_DESKTOP)) {
return NO; /* we only allow you to make a Space on FULLSCREEN_DESKTOP windows. */
} else if (!state && ((window->last_fullscreen_flags & SDL_WINDOW_FULLSCREEN_DESKTOP) != SDL_WINDOW_FULLSCREEN_DESKTOP)) {
return NO; /* we only handle leaving the Space on windows that were previously FULLSCREEN_DESKTOP. */
} else if (state == isFullscreenSpace) {
return YES; /* already there. */
}
if (inFullscreenTransition) {
if (state) {
[self addPendingWindowOperation:PENDING_OPERATION_ENTER_FULLSCREEN];
} else {
[self addPendingWindowOperation:PENDING_OPERATION_LEAVE_FULLSCREEN];
}
return YES;
}
inFullscreenTransition = YES;
/* you need to be FullScreenPrimary, or toggleFullScreen doesn't work. Unset it again in windowDidExitFullScreen. */
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
[nswindow performSelectorOnMainThread: @selector(toggleFullScreen:) withObject:nswindow waitUntilDone:NO];
return YES;
}
-(BOOL) isInFullscreenSpace
{
return isFullscreenSpace;
}
-(BOOL) isInFullscreenSpaceTransition
{
return inFullscreenTransition;
}
-(void) addPendingWindowOperation:(PendingWindowOperation) operation
{
pendingWindowOperation = operation;
}
- (void)close
{
NSNotificationCenter *center;
NSWindow *window = _data.nswindow;
NSView *view = [window contentView];
center = [NSNotificationCenter defaultCenter];
if ([window delegate] != self) {
[center removeObserver:self name:NSWindowDidExposeNotification object:window];
[center removeObserver:self name:NSWindowDidMoveNotification object:window];
[center removeObserver:self name:NSWindowDidResizeNotification object:window];
[center removeObserver:self name:NSWindowDidMiniaturizeNotification object:window];
[center removeObserver:self name:NSWindowDidDeminiaturizeNotification object:window];
[center removeObserver:self name:NSWindowDidBecomeKeyNotification object:window];
[center removeObserver:self name:NSWindowDidResignKeyNotification object:window];
[center removeObserver:self name:NSWindowDidChangeBackingPropertiesNotification object:window];
[center removeObserver:self name:NSWindowDidChangeScreenProfileNotification object:window];
[center removeObserver:self name:NSWindowDidChangeScreenNotification object:window];
[center removeObserver:self name:NSWindowWillEnterFullScreenNotification object:window];
[center removeObserver:self name:NSWindowDidEnterFullScreenNotification object:window];
[center removeObserver:self name:NSWindowWillExitFullScreenNotification object:window];
[center removeObserver:self name:NSWindowDidExitFullScreenNotification object:window];
[center removeObserver:self name:@"NSWindowDidFailToEnterFullScreenNotification" object:window];
[center removeObserver:self name:@"NSWindowDidFailToExitFullScreenNotification" object:window];
} else {
[window setDelegate:nil];
}
[window removeObserver:self forKeyPath:@"visible"];
if ([window nextResponder] == self) {
[window setNextResponder:nil];
}
if ([view nextResponder] == self) {
[view setNextResponder:nil];
}
}
- (BOOL)isMoving
{
return isMoving;
}
- (BOOL)isMovingOrFocusClickPending
{
return isMoving || (focusClickPending != 0);
}
-(void) setFocusClickPending:(NSInteger) button
{
focusClickPending |= (1 << button);
}
-(void) clearFocusClickPending:(NSInteger) button
{
if (focusClickPending & (1 << button)) {
focusClickPending &= ~(1 << button);
if (focusClickPending == 0) {
[self onMovingOrFocusClickPendingStateCleared];
}
}
}
-(void) setPendingMoveX:(int)x Y:(int)y
{
pendingWindowWarpX = x;
pendingWindowWarpY = y;
}
- (void)windowDidFinishMoving
{
if (isMoving) {
isMoving = NO;
[self onMovingOrFocusClickPendingStateCleared];
}
}
- (void)onMovingOrFocusClickPendingStateCleared
{
if (![self isMovingOrFocusClickPending]) {
SDL_Mouse *mouse = SDL_GetMouse();
if (pendingWindowWarpX != INT_MAX && pendingWindowWarpY != INT_MAX) {
mouse->WarpMouseGlobal(pendingWindowWarpX, pendingWindowWarpY);
pendingWindowWarpX = pendingWindowWarpY = INT_MAX;
}
if (mouse->relative_mode && !mouse->relative_mode_warp && mouse->focus == _data.window) {
/* Move the cursor to the nearest point in the window */
{
int x, y;
CGPoint cgpoint;
SDL_GetMouseState(&x, &y);
cgpoint.x = _data.window->x + x;
cgpoint.y = _data.window->y + y;
Cocoa_HandleMouseWarp(cgpoint.x, cgpoint.y);
DLog("Returning cursor to (%g, %g)", cgpoint.x, cgpoint.y);
CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, cgpoint);
}
mouse->SetRelativeMouseMode(SDL_TRUE);
} else {
Cocoa_UpdateClipCursor(_data.window);
}
}
}
- (BOOL)windowShouldClose:(id)sender
{
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_CLOSE, 0, 0);
return NO;
}
- (void)windowDidExpose:(NSNotification *)aNotification
{
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_EXPOSED, 0, 0);
}
- (void)windowWillMove:(NSNotification *)aNotification
{
if ([_data.nswindow isKindOfClass:[SDLWindow class]]) {
pendingWindowWarpX = pendingWindowWarpY = INT_MAX;
isMoving = YES;
}
}
- (void)windowDidMove:(NSNotification *)aNotification
{
int x, y;
SDL_Window *window = _data.window;
NSWindow *nswindow = _data.nswindow;
BOOL fullscreen = window->flags & FULLSCREEN_MASK;
NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
ConvertNSRect([nswindow screen], fullscreen, &rect);
if (inFullscreenTransition) {
/* We'll take care of this at the end of the transition */
return;
}
if (s_moveHack) {
SDL_bool blockMove = ((SDL_GetTicks() - s_moveHack) < 500);
s_moveHack = 0;
if (blockMove) {
/* Cocoa is adjusting the window in response to a mode change */
rect.origin.x = window->x;
rect.origin.y = window->y;
ConvertNSRect([nswindow screen], fullscreen, &rect);
[nswindow setFrameOrigin:rect.origin];
return;
}
}
x = (int)rect.origin.x;
y = (int)rect.origin.y;
ScheduleContextUpdates(_data);
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MOVED, x, y);
}
- (void)windowDidResize:(NSNotification *)aNotification
{
SDL_Window *window;
NSWindow *nswindow;
NSRect rect;
int x, y, w, h;
BOOL zoomed;
if (inFullscreenTransition) {
/* We'll take care of this at the end of the transition */
return;
}
if (focusClickPending) {
focusClickPending = 0;
[self onMovingOrFocusClickPendingStateCleared];
}
window = _data.window;
nswindow = _data.nswindow;
rect = [nswindow contentRectForFrameRect:[nswindow frame]];
ConvertNSRect([nswindow screen], (window->flags & FULLSCREEN_MASK), &rect);
x = (int)rect.origin.x;
y = (int)rect.origin.y;
w = (int)rect.size.width;
h = (int)rect.size.height;
if (SDL_IsShapedWindow(window)) {
Cocoa_ResizeWindowShape(window);
}
ScheduleContextUpdates(_data);
/* The window can move during a resize event, such as when maximizing
or resizing from a corner */
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MOVED, x, y);
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESIZED, w, h);
/* isZoomed always returns true if the window is not resizable */
if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed]) {
zoomed = YES;
} else {
zoomed = NO;
}
if (!zoomed) {
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESTORED, 0, 0);
} else if (zoomed) {
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MAXIMIZED, 0, 0);
}
}
- (void)windowDidMiniaturize:(NSNotification *)aNotification
{
if (focusClickPending) {
focusClickPending = 0;
[self onMovingOrFocusClickPendingStateCleared];
}
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
}
- (void)windowDidDeminiaturize:(NSNotification *)aNotification
{
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_RESTORED, 0, 0);
}
- (void)windowDidBecomeKey:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
SDL_Mouse *mouse = SDL_GetMouse();
/* We're going to get keyboard events, since we're key. */
/* This needs to be done before restoring the relative mouse mode. */
SDL_SetKeyboardFocus(window);
if (mouse->relative_mode && !mouse->relative_mode_warp && ![self isMovingOrFocusClickPending]) {
mouse->SetRelativeMouseMode(SDL_TRUE);
}
/* If we just gained focus we need the updated mouse position */
if (!mouse->relative_mode) {
NSPoint point;
int x, y;
point = [_data.nswindow mouseLocationOutsideOfEventStream];
x = (int)point.x;
y = (int)(window->h - point.y);
if (x >= 0 && x < window->w && y >= 0 && y < window->h) {
SDL_SendMouseMotion(window, mouse->mouseID, 0, x, y);
}
}
/* Check to see if someone updated the clipboard */
Cocoa_CheckClipboardUpdate(_data.videodata);
if ((isFullscreenSpace) && ((window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP)) {
[NSMenu setMenuBarVisible:NO];
}
{
const unsigned int newflags = [NSEvent modifierFlags] & NSEventModifierFlagCapsLock;
_data.videodata.modifierFlags = (_data.videodata.modifierFlags & ~NSEventModifierFlagCapsLock) | newflags;
SDL_ToggleModState(KMOD_CAPS, newflags ? SDL_TRUE : SDL_FALSE);
}
}
- (void)windowDidResignKey:(NSNotification *)aNotification
{
SDL_Mouse *mouse = SDL_GetMouse();
if (mouse->relative_mode && !mouse->relative_mode_warp) {
mouse->SetRelativeMouseMode(SDL_FALSE);
}
/* Some other window will get mouse events, since we're not key. */
if (SDL_GetMouseFocus() == _data.window) {
SDL_SetMouseFocus(NULL);
}
/* Some other window will get keyboard events, since we're not key. */
if (SDL_GetKeyboardFocus() == _data.window) {
SDL_SetKeyboardFocus(NULL);
}
if (isFullscreenSpace) {
[NSMenu setMenuBarVisible:YES];
}
}
- (void)windowDidChangeBackingProperties:(NSNotification *)aNotification
{
NSNumber *oldscale = [[aNotification userInfo] objectForKey:NSBackingPropertyOldScaleFactorKey];
if (inFullscreenTransition) {
return;
}
if ([oldscale doubleValue] != [_data.nswindow backingScaleFactor]) {
/* Force a resize event when the backing scale factor changes. */
_data.window->w = 0;
_data.window->h = 0;
[self windowDidResize:aNotification];
}
}
- (void)windowDidChangeScreenProfile:(NSNotification *)aNotification
{
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_ICCPROF_CHANGED, 0, 0);
}
- (void)windowDidChangeScreen:(NSNotification *)aNotification
{
/*printf("WINDOWDIDCHANGESCREEN\n");*/
if (_data && _data.nscontexts) {
for (SDLOpenGLContext *context in _data.nscontexts) {
[context movedToNewScreen];
}
}
}
- (void)windowWillEnterFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
SetWindowStyle(window, (NSWindowStyleMaskTitled|NSWindowStyleMaskClosable|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskResizable));
isFullscreenSpace = YES;
inFullscreenTransition = YES;
}
- (void)windowDidFailToEnterFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
if (window->is_destroying) {
return;
}
SetWindowStyle(window, GetWindowStyle(window));
isFullscreenSpace = NO;
inFullscreenTransition = NO;
[self windowDidExitFullScreen:nil];
}
- (void)windowDidEnterFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
inFullscreenTransition = NO;
if (pendingWindowOperation == PENDING_OPERATION_LEAVE_FULLSCREEN) {
pendingWindowOperation = PENDING_OPERATION_NONE;
[self setFullscreenSpace:NO];
} else {
if ((window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP) {
[NSMenu setMenuBarVisible:NO];
}
pendingWindowOperation = PENDING_OPERATION_NONE;
/* Force the size change event in case it was delivered earlier
while the window was still animating into place.
*/
window->w = 0;
window->h = 0;
[self windowDidMove:aNotification];
[self windowDidResize:aNotification];
}
}
- (void)windowWillExitFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
isFullscreenSpace = NO;
inFullscreenTransition = YES;
/* As of macOS 10.11, the window seems to need to be resizable when exiting
a Space, in order for it to resize back to its windowed-mode size.
As of macOS 10.15, the window decorations can go missing sometimes after
certain fullscreen-desktop->exlusive-fullscreen->windowed mode flows
sometimes. Making sure the style mask always uses the windowed mode style
when returning to windowed mode from a space (instead of using a pending
fullscreen mode style mask) seems to work around that issue.
*/
SetWindowStyle(window, GetWindowWindowedStyle(window) | NSWindowStyleMaskResizable);
}
- (void)windowDidFailToExitFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
if (window->is_destroying) {
return;
}
SetWindowStyle(window, (NSWindowStyleMaskTitled|NSWindowStyleMaskClosable|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskResizable));
isFullscreenSpace = YES;
inFullscreenTransition = NO;
[self windowDidEnterFullScreen:nil];
}
- (void)windowDidExitFullScreen:(NSNotification *)aNotification
{
SDL_Window *window = _data.window;
NSWindow *nswindow = _data.nswindow;
NSButton *button = nil;
inFullscreenTransition = NO;
/* As of macOS 10.15, the window decorations can go missing sometimes after
certain fullscreen-desktop->exlusive-fullscreen->windowed mode flows
sometimes. Making sure the style mask always uses the windowed mode style
when returning to windowed mode from a space (instead of using a pending
fullscreen mode style mask) seems to work around that issue.
*/
SetWindowStyle(window, GetWindowWindowedStyle(window));
if (window->flags & SDL_WINDOW_ALWAYS_ON_TOP) {
[nswindow setLevel:NSFloatingWindowLevel];
} else {
[nswindow setLevel:kCGNormalWindowLevel];
}
if (pendingWindowOperation == PENDING_OPERATION_ENTER_FULLSCREEN) {
pendingWindowOperation = PENDING_OPERATION_NONE;
[self setFullscreenSpace:YES];
} else if (pendingWindowOperation == PENDING_OPERATION_MINIMIZE) {
pendingWindowOperation = PENDING_OPERATION_NONE;
[nswindow miniaturize:nil];
} else {
/* Adjust the fullscreen toggle button and readd menu now that we're here. */
if (window->flags & SDL_WINDOW_RESIZABLE) {
/* resizable windows are Spaces-friendly: they get the "go fullscreen" toggle button on their titlebar. */
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
} else {
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorManaged];
}
[NSMenu setMenuBarVisible:YES];
pendingWindowOperation = PENDING_OPERATION_NONE;
#if 0
/* This fixed bug 3719, which is that changing window size while fullscreen
doesn't take effect when leaving fullscreen, but introduces bug 3809,
which is that a maximized window doesn't go back to normal size when
restored, so this code is disabled until we can properly handle the
beginning and end of maximize and restore.
*/
/* Restore windowed size and position in case it changed while fullscreen */
{
NSRect rect;
rect.origin.x = window->windowed.x;
rect.origin.y = window->windowed.y;
rect.size.width = window->windowed.w;
rect.size.height = window->windowed.h;
ConvertNSRect([nswindow screen], NO, &rect);
s_moveHack = 0;
[nswindow setContentSize:rect.size];
[nswindow setFrameOrigin:rect.origin];
s_moveHack = SDL_GetTicks();
}
#endif /* 0 */
/* Force the size change event in case it was delivered earlier
while the window was still animating into place.
*/
window->w = 0;
window->h = 0;
[self windowDidMove:aNotification];
[self windowDidResize:aNotification];
/* FIXME: Why does the window get hidden? */
if (window->flags & SDL_WINDOW_SHOWN) {
Cocoa_ShowWindow(SDL_GetVideoDevice(), window);
}
}
/* There's some state that isn't quite back to normal when
windowDidExitFullScreen triggers. For example, the minimize button on
the titlebar doesn't actually enable for another 200 milliseconds or
so on this MacBook. Camp here and wait for that to happen before
going on, in case we're exiting fullscreen to minimize, which need
that window state to be normal before it will work. */
button = [nswindow standardWindowButton:NSWindowMiniaturizeButton];
if (button) {
int iterations = 0;
while (![button isEnabled] && (iterations < 100)) {
SDL_Delay(10);
SDL_PumpEvents();
iterations++;
}
}
}
-(NSApplicationPresentationOptions)window:(NSWindow *)window willUseFullScreenPresentationOptions:(NSApplicationPresentationOptions)proposedOptions
{
if ((_data.window->flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP) {
return NSApplicationPresentationFullScreen | NSApplicationPresentationHideDock | NSApplicationPresentationHideMenuBar;
} else {
return proposedOptions;
}
}
/* We'll respond to key events by mostly doing nothing so we don't beep.
* We could handle key messages here, but we lose some in the NSApp dispatch,
* where they get converted to action messages, etc.
*/
- (void)flagsChanged:(NSEvent *)theEvent
{
/*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
/* Catch capslock in here as a special case:
https://developer.apple.com/library/archive/qa/qa1519/_index.html
Note that technote's check of keyCode doesn't work. At least on the
10.15 beta, capslock comes through here as keycode 255, but it's safe
to send duplicate key events; SDL filters them out quickly in
SDL_SendKeyboardKey(). */
/* Also note that SDL_SendKeyboardKey expects all capslock events to be
keypresses; it won't toggle the mod state if you send a keyrelease. */
const SDL_bool osenabled = ([theEvent modifierFlags] & NSEventModifierFlagCapsLock) ? SDL_TRUE : SDL_FALSE;
const SDL_bool sdlenabled = (SDL_GetModState() & KMOD_CAPS) ? SDL_TRUE : SDL_FALSE;
if (osenabled ^ sdlenabled) {
SDL_SendKeyboardKey(SDL_PRESSED, SDL_SCANCODE_CAPSLOCK);
SDL_SendKeyboardKey(SDL_RELEASED, SDL_SCANCODE_CAPSLOCK);
}
}
- (void)keyDown:(NSEvent *)theEvent
{
/*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
}
- (void)keyUp:(NSEvent *)theEvent
{
/*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
}
/* We'll respond to selectors by doing nothing so we don't beep.
* The escape key gets converted to a "cancel" selector, etc.
*/
- (void)doCommandBySelector:(SEL)aSelector
{
/*NSLog(@"doCommandBySelector: %@\n", NSStringFromSelector(aSelector));*/
}
- (BOOL)processHitTest:(NSEvent *)theEvent
{
SDL_assert(isDragAreaRunning == [_data.nswindow isMovableByWindowBackground]);
if (_data.window->hit_test) { /* if no hit-test, skip this. */
const NSPoint location = [theEvent locationInWindow];
const SDL_Point point = { (int) location.x, _data.window->h - (((int) location.y)-1) };
const SDL_HitTestResult rc = _data.window->hit_test(_data.window, &point, _data.window->hit_test_data);
if (rc == SDL_HITTEST_DRAGGABLE) {
if (!isDragAreaRunning) {
isDragAreaRunning = YES;
[_data.nswindow setMovableByWindowBackground:YES];
}
return YES; /* dragging! */
}
}
if (isDragAreaRunning) {
isDragAreaRunning = NO;
[_data.nswindow setMovableByWindowBackground:NO];
return YES; /* was dragging, drop event. */
}
return NO; /* not a special area, carry on. */
}
static int Cocoa_SendMouseButtonClicks(SDL_Mouse * mouse, NSEvent *theEvent, SDL_Window * window, const Uint8 state, const Uint8 button)
{
const SDL_MouseID mouseID = mouse->mouseID;
const int clicks = (int) [theEvent clickCount];
SDL_Window *focus = SDL_GetKeyboardFocus();
int rc;
// macOS will send non-left clicks to background windows without raising them, so we need to
// temporarily adjust the mouse position when this happens, as `mouse` will be tracking
// the position in the currently-focused window. We don't (currently) send a mousemove
// event for the background window, this just makes sure the button is reported at the
// correct position in its own event.
if ( focus && ([theEvent window] == ((__bridge SDL_WindowData *) focus->driverdata).nswindow) ) {
rc = SDL_SendMouseButtonClicks(window, mouseID, state, button, clicks);
} else {
const int orig_x = mouse->x;
const int orig_y = mouse->y;
const NSPoint point = [theEvent locationInWindow];
mouse->x = (int) point.x;
mouse->y = (int) (window->h - point.y);
rc = SDL_SendMouseButtonClicks(window, mouseID, state, button, clicks);
mouse->x = orig_x;
mouse->y = orig_y;
}
return rc;
}
- (void)mouseDown:(NSEvent *)theEvent
{
SDL_Mouse *mouse = SDL_GetMouse();
int button;
if (!mouse) {
return;
}
/* Ignore events that aren't inside the client area (i.e. title bar.) */
if ([theEvent window]) {
NSRect windowRect = [[[theEvent window] contentView] frame];
if (!NSMouseInRect([theEvent locationInWindow], windowRect, NO)) {
return;
}
}
if ([self processHitTest:theEvent]) {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_HIT_TEST, 0, 0);
return; /* dragging, drop event. */
}
switch ([theEvent buttonNumber]) {
case 0:
if (([theEvent modifierFlags] & NSEventModifierFlagControl) &&
GetHintCtrlClickEmulateRightClick()) {
wasCtrlLeft = YES;
button = SDL_BUTTON_RIGHT;
} else {
wasCtrlLeft = NO;
button = SDL_BUTTON_LEFT;
}
break;
case 1:
button = SDL_BUTTON_RIGHT;
break;
case 2:
button = SDL_BUTTON_MIDDLE;
break;
default:
button = (int) [theEvent buttonNumber] + 1;
break;
}
Cocoa_SendMouseButtonClicks(mouse, theEvent, _data.window, SDL_PRESSED, button);
}
- (void)rightMouseDown:(NSEvent *)theEvent
{
[self mouseDown:theEvent];
}
- (void)otherMouseDown:(NSEvent *)theEvent
{
[self mouseDown:theEvent];
}
- (void)mouseUp:(NSEvent *)theEvent
{
SDL_Mouse *mouse = SDL_GetMouse();
int button;
if (!mouse) {
return;
}
if ([self processHitTest:theEvent]) {
SDL_SendWindowEvent(_data.window, SDL_WINDOWEVENT_HIT_TEST, 0, 0);
return; /* stopped dragging, drop event. */
}
switch ([theEvent buttonNumber]) {
case 0:
if (wasCtrlLeft) {
button = SDL_BUTTON_RIGHT;
wasCtrlLeft = NO;
} else {
button = SDL_BUTTON_LEFT;
}
break;
case 1:
button = SDL_BUTTON_RIGHT;
break;
case 2:
button = SDL_BUTTON_MIDDLE;
break;
default:
button = (int) [theEvent buttonNumber] + 1;
break;
}
Cocoa_SendMouseButtonClicks(mouse, theEvent, _data.window, SDL_RELEASED, button);
}
- (void)rightMouseUp:(NSEvent *)theEvent
{
[self mouseUp:theEvent];
}
- (void)otherMouseUp:(NSEvent *)theEvent
{
[self mouseUp:theEvent];
}
- (void)mouseMoved:(NSEvent *)theEvent
{
SDL_Mouse *mouse = SDL_GetMouse();
SDL_MouseID mouseID;
NSPoint point;
int x, y;
SDL_Window *window;
if (!mouse) {
return;
}
mouseID = mouse->mouseID;
window = _data.window;
if ([self processHitTest:theEvent]) {
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_HIT_TEST, 0, 0);
return; /* dragging, drop event. */
}
if (mouse->relative_mode) {
return;
}
point = [theEvent locationInWindow];
x = (int)point.x;
y = (int)(window->h - point.y);
if (NSAppKitVersionNumber >= NSAppKitVersionNumber10_13_2) {
/* Mouse grab is taken care of by the confinement rect */
} else {
CGPoint cgpoint;
if (ShouldAdjustCoordinatesForGrab(window) &&
AdjustCoordinatesForGrab(window, window->x + x, window->y + y, &cgpoint)) {
Cocoa_HandleMouseWarp(cgpoint.x, cgpoint.y);
CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, cgpoint);
CGAssociateMouseAndMouseCursorPosition(YES);
}
}
SDL_SendMouseMotion(window, mouseID, 0, x, y);
}
- (void)mouseDragged:(NSEvent *)theEvent
{
[self mouseMoved:theEvent];
}
- (void)rightMouseDragged:(NSEvent *)theEvent
{
[self mouseMoved:theEvent];
}
- (void)otherMouseDragged:(NSEvent *)theEvent
{
[self mouseMoved:theEvent];
}
- (void)scrollWheel:(NSEvent *)theEvent
{
Cocoa_HandleMouseWheel(_data.window, theEvent);
}
- (BOOL)isTouchFromTrackpad:(NSEvent *)theEvent
{
SDL_Window *window = _data.window;
SDL_VideoData *videodata = ((__bridge SDL_WindowData *) window->driverdata).videodata;
/* if this a MacBook trackpad, we'll make input look like a synthesized
event. This is backwards from reality, but better matches user
expectations. You can make it look like a generic touch device instead
with the SDL_HINT_TRACKPAD_IS_TOUCH_ONLY hint. */
BOOL istrackpad = NO;
if (!videodata.trackpad_is_touch_only) {
@try {
istrackpad = ([theEvent subtype] == NSEventSubtypeMouseEvent);
}
@catch (NSException *e) {
/* if NSEvent type doesn't have subtype, such as NSEventTypeBeginGesture on
* macOS 10.5 to 10.10, then NSInternalInconsistencyException is thrown.
* This still prints a message to terminal so catching it's not an ideal solution.
*
* *** Assertion failure in -[NSEvent subtype]
*/
}
}
return istrackpad;
}
- (void)touchesBeganWithEvent:(NSEvent *) theEvent
{
NSSet *touches;
SDL_TouchID touchID;
int existingTouchCount;
const BOOL istrackpad = [self isTouchFromTrackpad:theEvent];
touches = [theEvent touchesMatchingPhase:NSTouchPhaseAny inView:nil];
touchID = istrackpad ? SDL_MOUSE_TOUCHID : (SDL_TouchID)(intptr_t)[[touches anyObject] device];
existingTouchCount = 0;
for (NSTouch* touch in touches) {
if ([touch phase] != NSTouchPhaseBegan) {
existingTouchCount++;
}
}
if (existingTouchCount == 0) {
int numFingers = SDL_GetNumTouchFingers(touchID);
DLog("Reset Lost Fingers: %d", numFingers);
for (--numFingers; numFingers >= 0; --numFingers) {
SDL_Finger* finger = SDL_GetTouchFinger(touchID, numFingers);
/* trackpad touches have no window. If we really wanted one we could
* use the window that has mouse or keyboard focus.
* Sending a null window currently also prevents synthetic mouse
* events from being generated from touch events.
*/
SDL_Window *window = NULL;
SDL_SendTouch(touchID, finger->id, window, SDL_FALSE, 0, 0, 0);
}
}
DLog("Began Fingers: %lu .. existing: %d", (unsigned long)[touches count], existingTouchCount);
[self handleTouches:NSTouchPhaseBegan withEvent:theEvent];
}
- (void)touchesMovedWithEvent:(NSEvent *) theEvent
{
[self handleTouches:NSTouchPhaseMoved withEvent:theEvent];
}
- (void)touchesEndedWithEvent:(NSEvent *) theEvent
{
[self handleTouches:NSTouchPhaseEnded withEvent:theEvent];
}
- (void)touchesCancelledWithEvent:(NSEvent *) theEvent
{
[self handleTouches:NSTouchPhaseCancelled withEvent:theEvent];
}
- (void)handleTouches:(NSTouchPhase) phase withEvent:(NSEvent *) theEvent
{
NSSet *touches = [theEvent touchesMatchingPhase:phase inView:nil];
const BOOL istrackpad = [self isTouchFromTrackpad:theEvent];
SDL_FingerID fingerId;
float x, y;
for (NSTouch *touch in touches) {
const SDL_TouchID touchId = istrackpad ? SDL_MOUSE_TOUCHID : (SDL_TouchID)(intptr_t)[touch device];
SDL_TouchDeviceType devtype = SDL_TOUCH_DEVICE_INDIRECT_ABSOLUTE;
/* trackpad touches have no window. If we really wanted one we could
* use the window that has mouse or keyboard focus.
* Sending a null window currently also prevents synthetic mouse events
* from being generated from touch events.
*/
SDL_Window *window = NULL;
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101202 /* Added in the 10.12.2 SDK. */
if ([touch respondsToSelector:@selector(type)]) {
/* TODO: Before implementing direct touch support here, we need to
* figure out whether the OS generates mouse events from them on its
* own. If it does, we should prevent SendTouch from generating
* synthetic mouse events for these touches itself (while also
* sending a window.) It will also need to use normalized window-
* relative coordinates via [touch locationInView:].
*/
if ([touch type] == NSTouchTypeDirect) {
continue;
}
}
#endif
if (SDL_AddTouch(touchId, devtype, "") < 0) {
return;
}
fingerId = (SDL_FingerID)(intptr_t)[touch identity];
x = [touch normalizedPosition].x;
y = [touch normalizedPosition].y;
/* Make the origin the upper left instead of the lower left */
y = 1.0f - y;
switch (phase) {
case NSTouchPhaseBegan:
SDL_SendTouch(touchId, fingerId, window, SDL_TRUE, x, y, 1.0f);
break;
case NSTouchPhaseEnded:
case NSTouchPhaseCancelled:
SDL_SendTouch(touchId, fingerId, window, SDL_FALSE, x, y, 1.0f);
break;
case NSTouchPhaseMoved:
SDL_SendTouchMotion(touchId, fingerId, window, x, y, 1.0f);
break;
default:
break;
}
}
}
@end
@interface SDLView : NSView {
SDL_Window *_sdlWindow;
}
- (void)setSDLWindow:(SDL_Window*)window;
/* The default implementation doesn't pass rightMouseDown to responder chain */
- (void)rightMouseDown:(NSEvent *)theEvent;
- (BOOL)mouseDownCanMoveWindow;
- (void)drawRect:(NSRect)dirtyRect;
- (BOOL)acceptsFirstMouse:(NSEvent *)theEvent;
- (BOOL)wantsUpdateLayer;
- (void)updateLayer;
@end
@implementation SDLView
- (void)setSDLWindow:(SDL_Window*)window
{
_sdlWindow = window;
}
/* this is used on older macOS revisions, and newer ones which emulate old
NSOpenGLContext behaviour while still using a layer under the hood. 10.8 and
later use updateLayer, up until 10.14.2 or so, which uses drawRect without
a GraphicsContext and with a layer active instead (for OpenGL contexts). */
- (void)drawRect:(NSRect)dirtyRect
{
/* Force the graphics context to clear to black so we don't get a flash of
white until the app is ready to draw. In practice on modern macOS, this
only gets called for window creation and other extraordinary events. */
if ([NSGraphicsContext currentContext]) {
[[NSColor blackColor] setFill];
NSRectFill(dirtyRect);
} else if (self.layer) {
self.layer.backgroundColor = CGColorGetConstantColor(kCGColorBlack);
}
SDL_SendWindowEvent(_sdlWindow, SDL_WINDOWEVENT_EXPOSED, 0, 0);
}
- (BOOL)wantsUpdateLayer
{
return YES;
}
/* This is also called when a Metal layer is active. */
- (void)updateLayer
{
/* Force the graphics context to clear to black so we don't get a flash of
white until the app is ready to draw. In practice on modern macOS, this
only gets called for window creation and other extraordinary events. */
self.layer.backgroundColor = CGColorGetConstantColor(kCGColorBlack);
ScheduleContextUpdates((__bridge SDL_WindowData *) _sdlWindow->driverdata);
SDL_SendWindowEvent(_sdlWindow, SDL_WINDOWEVENT_EXPOSED, 0, 0);
}
- (void)rightMouseDown:(NSEvent *)theEvent
{
[[self nextResponder] rightMouseDown:theEvent];
}
- (BOOL)mouseDownCanMoveWindow
{
/* Always say YES, but this doesn't do anything until we call
-[NSWindow setMovableByWindowBackground:YES], which we ninja-toggle
during mouse events when we're using a drag area. */
return YES;
}
- (void)resetCursorRects
{
SDL_Mouse *mouse;
[super resetCursorRects];
mouse = SDL_GetMouse();
if (mouse->cursor_shown && mouse->cur_cursor && !mouse->relative_mode) {
[self addCursorRect:[self bounds]
cursor:(__bridge NSCursor *)mouse->cur_cursor->driverdata];
} else {
[self addCursorRect:[self bounds]
cursor:[NSCursor invisibleCursor]];
}
}
- (BOOL)acceptsFirstMouse:(NSEvent *)theEvent
{
if (SDL_GetHint(SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH)) {
return SDL_GetHintBoolean(SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH, SDL_FALSE);
} else {
return SDL_GetHintBoolean("SDL_MAC_MOUSE_FOCUS_CLICKTHROUGH", SDL_FALSE);
}
}
@end
static int SetupWindowData(_THIS, SDL_Window * window, NSWindow *nswindow, NSView *nsview, SDL_bool created)
{ @autoreleasepool
{
SDL_VideoData *videodata = (__bridge SDL_VideoData *) _this->driverdata;
SDL_WindowData *data;
/* Allocate the window data */
data = [[SDL_WindowData alloc] init];
if (!data) {
return SDL_OutOfMemory();
}
data.window = window;
data.nswindow = nswindow;
data.created = created;
data.videodata = videodata;
data.window_number = nswindow.windowNumber;
data.nscontexts = [[NSMutableArray alloc] init];
data.sdlContentView = nsview;
/* Create an event listener for the window */
data.listener = [[Cocoa_WindowListener alloc] init];
/* Fill in the SDL window with the window data */
{
NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
ConvertNSRect([nswindow screen], (window->flags & FULLSCREEN_MASK), &rect);
window->x = (int)rect.origin.x;
window->y = (int)rect.origin.y;
window->w = (int)rect.size.width;
window->h = (int)rect.size.height;
}
/* Set up the listener after we create the view */
[data.listener listen:data];
if ([nswindow isVisible]) {
window->flags |= SDL_WINDOW_SHOWN;
} else {
window->flags &= ~SDL_WINDOW_SHOWN;
}
{
unsigned long style = [nswindow styleMask];
/* NSWindowStyleMaskBorderless is zero, and it's possible to be
Resizeable _and_ borderless, so we can't do a simple bitwise AND
of NSWindowStyleMaskBorderless here. */
if ((style & ~(NSWindowStyleMaskResizable|NSWindowStyleMaskMiniaturizable)) == NSWindowStyleMaskBorderless) {
window->flags |= SDL_WINDOW_BORDERLESS;
} else {
window->flags &= ~SDL_WINDOW_BORDERLESS;
}
if (style & NSWindowStyleMaskResizable) {
window->flags |= SDL_WINDOW_RESIZABLE;
} else {
window->flags &= ~SDL_WINDOW_RESIZABLE;
}
}
/* isZoomed always returns true if the window is not resizable */
if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed]) {
window->flags |= SDL_WINDOW_MAXIMIZED;
} else {
window->flags &= ~SDL_WINDOW_MAXIMIZED;
}
if ([nswindow isMiniaturized]) {
window->flags |= SDL_WINDOW_MINIMIZED;
} else {
window->flags &= ~SDL_WINDOW_MINIMIZED;
}
if ([nswindow isKeyWindow]) {
window->flags |= SDL_WINDOW_INPUT_FOCUS;
SDL_SetKeyboardFocus(data.window);
}
/* SDL_WindowData will be holding a strong reference to the NSWindow, and
* it will also call [NSWindow close] in DestroyWindow before releasing the
* NSWindow, so the extra release provided by releasedWhenClosed isn't
* necessary. */
nswindow.releasedWhenClosed = NO;
/* Prevents the window's "window device" from being destroyed when it is
* hidden. See http://www.mikeash.com/pyblog/nsopenglcontext-and-one-shot.html
*/
[nswindow setOneShot:NO];
/* All done! */
window->driverdata = (void *)CFBridgingRetain(data);
return 0;
}}
int Cocoa_CreateWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_VideoData *videodata = (__bridge SDL_VideoData *) _this->driverdata;
NSWindow *nswindow;
SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
NSRect rect;
SDL_Rect bounds;
NSUInteger style;
NSArray *screens = [NSScreen screens];
NSScreen *screen = nil;
SDLView *contentView;
BOOL highdpi;
Cocoa_GetDisplayBounds(_this, display, &bounds);
rect.origin.x = window->x;
rect.origin.y = window->y;
rect.size.width = window->w;
rect.size.height = window->h;
ConvertNSRect([screens objectAtIndex:0], (window->flags & FULLSCREEN_MASK), &rect);
style = GetWindowStyle(window);
/* Figure out which screen to place this window */
for (NSScreen *candidate in screens) {
NSRect screenRect = [candidate frame];
if (rect.origin.x >= screenRect.origin.x &&
rect.origin.x < screenRect.origin.x + screenRect.size.width &&
rect.origin.y >= screenRect.origin.y &&
rect.origin.y < screenRect.origin.y + screenRect.size.height) {
screen = candidate;
rect.origin.x -= screenRect.origin.x;
rect.origin.y -= screenRect.origin.y;
}
}
@try {
nswindow = [[SDLWindow alloc] initWithContentRect:rect styleMask:style backing:NSBackingStoreBuffered defer:NO screen:screen];
}
@catch (NSException *e) {
return SDL_SetError("%s", [[e reason] UTF8String]);
}
[nswindow setColorSpace:[NSColorSpace sRGBColorSpace]];
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101200 /* Added in the 10.12.0 SDK. */
/* By default, don't allow users to make our window tabbed in 10.12 or later */
if ([nswindow respondsToSelector:@selector(setTabbingMode:)]) {
[nswindow setTabbingMode:NSWindowTabbingModeDisallowed];
}
#endif
if (videodata.allow_spaces) {
/* we put FULLSCREEN_DESKTOP windows in their own Space, without a toggle button or menubar, later */
if (window->flags & SDL_WINDOW_RESIZABLE) {
/* resizable windows are Spaces-friendly: they get the "go fullscreen" toggle button on their titlebar. */
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
}
}
if (window->flags & SDL_WINDOW_ALWAYS_ON_TOP) {
[nswindow setLevel:NSFloatingWindowLevel];
}
/* Create a default view for this window */
rect = [nswindow contentRectForFrameRect:[nswindow frame]];
contentView = [[SDLView alloc] initWithFrame:rect];
[contentView setSDLWindow:window];
/* We still support OpenGL as long as Apple offers it, deprecated or not, so disable deprecation warnings about it. */
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#endif
/* Note: as of the macOS 10.15 SDK, this defaults to YES instead of NO when
* the NSHighResolutionCapable boolean is set in Info.plist. */
highdpi = (window->flags & SDL_WINDOW_ALLOW_HIGHDPI) != 0;
[contentView setWantsBestResolutionOpenGLSurface:highdpi];
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#if SDL_VIDEO_OPENGL_ES2
#if SDL_VIDEO_OPENGL_EGL
if ((window->flags & SDL_WINDOW_OPENGL) &&
_this->gl_config.profile_mask == SDL_GL_CONTEXT_PROFILE_ES) {
[contentView setWantsLayer:TRUE];
}
#endif /* SDL_VIDEO_OPENGL_EGL */
#endif /* SDL_VIDEO_OPENGL_ES2 */
[nswindow setContentView:contentView];
if (SetupWindowData(_this, window, nswindow, contentView, SDL_TRUE) < 0) {
return -1;
}
if (!(window->flags & SDL_WINDOW_OPENGL)) {
return 0;
}
/* The rest of this macro mess is for OpenGL or OpenGL ES windows */
#if SDL_VIDEO_OPENGL_ES2
if (_this->gl_config.profile_mask == SDL_GL_CONTEXT_PROFILE_ES) {
#if SDL_VIDEO_OPENGL_EGL
if (Cocoa_GLES_SetupWindow(_this, window) < 0) {
Cocoa_DestroyWindow(_this, window);
return -1;
}
return 0;
#else
return SDL_SetError("Could not create GLES window surface (EGL support not configured)");
#endif /* SDL_VIDEO_OPENGL_EGL */
}
#endif /* SDL_VIDEO_OPENGL_ES2 */
return 0;
}}
int Cocoa_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
{ @autoreleasepool
{
NSView* nsview = nil;
NSWindow *nswindow = nil;
NSString *title;
BOOL highdpi;
if ([(__bridge id)data isKindOfClass:[NSWindow class]]) {
nswindow = (__bridge NSWindow*)data;
nsview = [nswindow contentView];
} else if ([(__bridge id)data isKindOfClass:[NSView class]]) {
nsview = (__bridge NSView*)data;
nswindow = [nsview window];
} else {
SDL_assert(false);
}
/* Query the title from the existing window */
title = [nswindow title];
if (title) {
window->title = SDL_strdup([title UTF8String]);
}
/* We still support OpenGL as long as Apple offers it, deprecated or not, so disable deprecation warnings about it. */
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#endif
/* Note: as of the macOS 10.15 SDK, this defaults to YES instead of NO when
* the NSHighResolutionCapable boolean is set in Info.plist. */
highdpi = (window->flags & SDL_WINDOW_ALLOW_HIGHDPI) != 0;
[nsview setWantsBestResolutionOpenGLSurface:highdpi];
#ifdef __clang__
#pragma clang diagnostic pop
#endif
return SetupWindowData(_this, window, nswindow, nsview, SDL_FALSE);
}}
void Cocoa_SetWindowTitle(_THIS, SDL_Window * window)
{ @autoreleasepool
{
const char *title = window->title ? window->title : "";
NSWindow *nswindow = ((__bridge SDL_WindowData *) window->driverdata).nswindow;
NSString *string = [[NSString alloc] initWithUTF8String:title];
[nswindow setTitle:string];
}}
void Cocoa_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
{ @autoreleasepool
{
NSImage *nsimage = Cocoa_CreateImage(icon);
if (nsimage) {
[NSApp setApplicationIconImage:nsimage];
}
}}
void Cocoa_SetWindowPosition(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = windata.nswindow;
NSRect rect;
Uint32 moveHack;
rect.origin.x = window->x;
rect.origin.y = window->y;
rect.size.width = window->w;
rect.size.height = window->h;
ConvertNSRect([nswindow screen], (window->flags & FULLSCREEN_MASK), &rect);
moveHack = s_moveHack;
s_moveHack = 0;
[nswindow setFrameOrigin:rect.origin];
s_moveHack = moveHack;
ScheduleContextUpdates(windata);
}}
void Cocoa_SetWindowSize(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = windata.nswindow;
NSRect rect;
Uint32 moveHack;
/* Cocoa will resize the window from the bottom-left rather than the
* top-left when -[nswindow setContentSize:] is used, so we must set the
* entire frame based on the new size, in order to preserve the position.
*/
rect.origin.x = window->x;
rect.origin.y = window->y;
rect.size.width = window->w;
rect.size.height = window->h;
ConvertNSRect([nswindow screen], (window->flags & FULLSCREEN_MASK), &rect);
moveHack = s_moveHack;
s_moveHack = 0;
[nswindow setFrame:[nswindow frameRectForContentRect:rect] display:YES];
s_moveHack = moveHack;
ScheduleContextUpdates(windata);
}}
void Cocoa_SetWindowMinimumSize(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSSize minSize;
minSize.width = window->min_w;
minSize.height = window->min_h;
[windata.nswindow setContentMinSize:minSize];
}}
void Cocoa_SetWindowMaximumSize(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSSize maxSize;
maxSize.width = window->max_w;
maxSize.height = window->max_h;
[windata.nswindow setContentMaxSize:maxSize];
}}
void Cocoa_GetWindowSizeInPixels(_THIS, SDL_Window * window, int *w, int *h)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSView *contentView = windata.sdlContentView;
NSRect viewport = [contentView bounds];
if (window->flags & SDL_WINDOW_ALLOW_HIGHDPI) {
/* This gives us the correct viewport for a Retina-enabled view. */
viewport = [contentView convertRectToBacking:viewport];
}
*w = viewport.size.width;
*h = viewport.size.height;
}}
void Cocoa_ShowWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windowData = ((__bridge SDL_WindowData *) window->driverdata);
NSWindow *nswindow = windowData.nswindow;
if (![nswindow isMiniaturized]) {
[windowData.listener pauseVisibleObservation];
[nswindow makeKeyAndOrderFront:nil];
[windowData.listener resumeVisibleObservation];
}
}}
void Cocoa_HideWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
NSWindow *nswindow = ((__bridge SDL_WindowData *) window->driverdata).nswindow;
[nswindow orderOut:nil];
}}
void Cocoa_RaiseWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windowData = ((__bridge SDL_WindowData *) window->driverdata);
NSWindow *nswindow = windowData.nswindow;
/* makeKeyAndOrderFront: has the side-effect of deminiaturizing and showing
a minimized or hidden window, so check for that before showing it.
*/
[windowData.listener pauseVisibleObservation];
if (![nswindow isMiniaturized] && [nswindow isVisible]) {
[NSApp activateIgnoringOtherApps:YES];
[nswindow makeKeyAndOrderFront:nil];
}
[windowData.listener resumeVisibleObservation];
}}
void Cocoa_MaximizeWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *windata = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = windata.nswindow;
[nswindow zoom:nil];
ScheduleContextUpdates(windata);
}}
void Cocoa_MinimizeWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = data.nswindow;
if ([data.listener isInFullscreenSpaceTransition]) {
[data.listener addPendingWindowOperation:PENDING_OPERATION_MINIMIZE];
} else {
[nswindow miniaturize:nil];
}
}}
void Cocoa_RestoreWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
NSWindow *nswindow = ((__bridge SDL_WindowData *) window->driverdata).nswindow;
if ([nswindow isMiniaturized]) {
[nswindow deminiaturize:nil];
} else if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed]) {
[nswindow zoom:nil];
}
}}
void Cocoa_SetWindowBordered(_THIS, SDL_Window * window, SDL_bool bordered)
{ @autoreleasepool
{
if (SetWindowStyle(window, GetWindowStyle(window))) {
if (bordered) {
Cocoa_SetWindowTitle(_this, window); /* this got blanked out. */
}
}
}}
void Cocoa_SetWindowResizable(_THIS, SDL_Window * window, SDL_bool resizable)
{ @autoreleasepool
{
/* Don't set this if we're in a space!
* The window will get permanently stuck if resizable is false.
* -flibit
*/
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
Cocoa_WindowListener *listener = data.listener;
NSWindow *nswindow = data.nswindow;
SDL_VideoData *videodata = data.videodata;
if (![listener isInFullscreenSpace]) {
SetWindowStyle(window, GetWindowStyle(window));
}
if (videodata.allow_spaces) {
if (resizable) {
/* resizable windows are Spaces-friendly: they get the "go fullscreen" toggle button on their titlebar. */
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
} else {
[nswindow setCollectionBehavior:NSWindowCollectionBehaviorManaged];
}
}
}}
void Cocoa_SetWindowAlwaysOnTop(_THIS, SDL_Window * window, SDL_bool on_top)
{ @autoreleasepool
{
NSWindow *nswindow = ((__bridge SDL_WindowData *) window->driverdata).nswindow;
if (on_top) {
[nswindow setLevel:NSFloatingWindowLevel];
} else {
[nswindow setLevel:kCGNormalWindowLevel];
}
}}
void Cocoa_SetWindowFullscreen(_THIS, SDL_Window * window, SDL_VideoDisplay * display, SDL_bool fullscreen)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = data.nswindow;
NSRect rect;
/* The view responder chain gets messed with during setStyleMask */
if ([data.sdlContentView nextResponder] == data.listener) {
[data.sdlContentView setNextResponder:nil];
}
if (fullscreen) {
SDL_Rect bounds;
Cocoa_GetDisplayBounds(_this, display, &bounds);
rect.origin.x = bounds.x;
rect.origin.y = bounds.y;
rect.size.width = bounds.w;
rect.size.height = bounds.h;
ConvertNSRect([nswindow screen], fullscreen, &rect);
/* Hack to fix origin on Mac OS X 10.4
This is no longer needed as of Mac OS X 10.15, according to bug 4822.
*/
if (floor(NSAppKitVersionNumber) <= NSAppKitVersionNumber10_14) {
NSRect screenRect = [[nswindow screen] frame];
if (screenRect.size.height >= 1.0f) {
rect.origin.y += (screenRect.size.height - rect.size.height);
}
}
[nswindow setStyleMask:NSWindowStyleMaskBorderless];
} else {
NSRect frameRect;
rect.origin.x = window->windowed.x;
rect.origin.y = window->windowed.y;
rect.size.width = window->windowed.w;
rect.size.height = window->windowed.h;
ConvertNSRect([nswindow screen], fullscreen, &rect);
/* The window is not meant to be fullscreen, but its flags might have a
* fullscreen bit set if it's scheduled to go fullscreen immediately
* after. Always using the windowed mode style here works around bugs in
* macOS 10.15 where the window doesn't properly restore the windowed
* mode decorations after exiting fullscreen-desktop, when the window
* was created as fullscreen-desktop. */
[nswindow setStyleMask:GetWindowWindowedStyle(window)];
/* Hack to restore window decorations on Mac OS X 10.10 */
frameRect = [nswindow frame];
[nswindow setFrame:NSMakeRect(frameRect.origin.x, frameRect.origin.y, frameRect.size.width + 1, frameRect.size.height) display:NO];
[nswindow setFrame:frameRect display:NO];
}
/* The view responder chain gets messed with during setStyleMask */
if ([data.sdlContentView nextResponder] != data.listener) {
[data.sdlContentView setNextResponder:data.listener];
}
s_moveHack = 0;
[nswindow setContentSize:rect.size];
[nswindow setFrameOrigin:rect.origin];
s_moveHack = SDL_GetTicks();
/* When the window style changes the title is cleared */
if (!fullscreen) {
Cocoa_SetWindowTitle(_this, window);
}
if (SDL_ShouldAllowTopmost() && fullscreen) {
/* OpenGL is rendering to the window, so make it visible! */
[nswindow setLevel:CGShieldingWindowLevel()];
} else if (window->flags & SDL_WINDOW_ALWAYS_ON_TOP) {
[nswindow setLevel:NSFloatingWindowLevel];
} else {
[nswindow setLevel:kCGNormalWindowLevel];
}
if ([nswindow isVisible] || fullscreen) {
[data.listener pauseVisibleObservation];
[nswindow makeKeyAndOrderFront:nil];
[data.listener resumeVisibleObservation];
}
ScheduleContextUpdates(data);
}}
int Cocoa_SetWindowGammaRamp(_THIS, SDL_Window * window, const Uint16 * ramp)
{ @autoreleasepool
{
SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
CGDirectDisplayID display_id = ((SDL_DisplayData *)display->driverdata)->display;
const uint32_t tableSize = 256;
CGGammaValue redTable[tableSize];
CGGammaValue greenTable[tableSize];
CGGammaValue blueTable[tableSize];
uint32_t i;
float inv65535 = 1.0f / 65535.0f;
/* Extract gamma values into separate tables, convert to floats between 0.0 and 1.0 */
for (i = 0; i < 256; i++) {
redTable[i] = ramp[0*256+i] * inv65535;
greenTable[i] = ramp[1*256+i] * inv65535;
blueTable[i] = ramp[2*256+i] * inv65535;
}
if (CGSetDisplayTransferByTable(display_id, tableSize,
redTable, greenTable, blueTable) != CGDisplayNoErr) {
return SDL_SetError("CGSetDisplayTransferByTable()");
}
return 0;
}}
void *Cocoa_GetWindowICCProfile(_THIS, SDL_Window * window, size_t * size)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
NSWindow *nswindow = data.nswindow;
NSScreen *screen = [nswindow screen];
NSData* iccProfileData = nil;
void* retIccProfileData = NULL;
if (screen == nil) {
SDL_SetError("Could not get screen of window.");
return NULL;
}
if ([screen colorSpace] == nil) {
SDL_SetError("Could not get colorspace information of screen.");
return NULL;
}
iccProfileData = [[screen colorSpace] ICCProfileData];
if (iccProfileData == nil) {
SDL_SetError("Could not get ICC profile data.");
return NULL;
}
retIccProfileData = SDL_malloc([iccProfileData length]);
if (!retIccProfileData) {
SDL_OutOfMemory();
return NULL;
}
[iccProfileData getBytes:retIccProfileData length:[iccProfileData length]];
*size = [iccProfileData length];
return retIccProfileData;
}}
int Cocoa_GetWindowDisplayIndex(_THIS, SDL_Window * window)
{ @autoreleasepool
{
NSScreen *screen;
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
/* Not recognized via CHECK_WINDOW_MAGIC */
if (data == nil) {
/* Don't set the error here, it hides other errors and is ignored anyway */
/*return SDL_SetError("Window data not set");*/
return -1;
}
/* NSWindow.screen may be nil when the window is off-screen. */
screen = data.nswindow.screen;
if (screen != nil) {
CGDirectDisplayID displayid;
int i;
/* https://developer.apple.com/documentation/appkit/nsscreen/1388360-devicedescription?language=objc */
displayid = [[screen.deviceDescription objectForKey:@"NSScreenNumber"] unsignedIntValue];
for (i = 0; i < _this->num_displays; i++) {
SDL_DisplayData *displaydata = (SDL_DisplayData *)_this->displays[i].driverdata;
if (displaydata != NULL && displaydata->display == displayid) {
return i;
}
}
}
/* Other code may expect SDL_GetWindowDisplayIndex to always return a valid
* index for a window. The higher level GetWindowDisplayIndex code will fall
* back to a generic position-based query if the backend implementation
* fails. */
return SDL_SetError("Couldn't find the display where the window is located.");
}}
int Cocoa_GetWindowGammaRamp(_THIS, SDL_Window * window, Uint16 * ramp)
{
SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
CGDirectDisplayID display_id = ((SDL_DisplayData *)display->driverdata)->display;
const uint32_t tableSize = 256;
CGGammaValue redTable[tableSize];
CGGammaValue greenTable[tableSize];
CGGammaValue blueTable[tableSize];
uint32_t i, tableCopied;
if (CGGetDisplayTransferByTable(display_id, tableSize,
redTable, greenTable, blueTable, &tableCopied) != CGDisplayNoErr) {
return SDL_SetError("CGGetDisplayTransferByTable()");
}
for (i = 0; i < tableCopied; i++) {
ramp[0*256+i] = (Uint16)(redTable[i] * 65535.0f);
ramp[1*256+i] = (Uint16)(greenTable[i] * 65535.0f);
ramp[2*256+i] = (Uint16)(blueTable[i] * 65535.0f);
}
return 0;
}
void Cocoa_SetWindowMouseRect(_THIS, SDL_Window * window)
{
Cocoa_UpdateClipCursor(window);
}
void Cocoa_SetWindowMouseGrab(_THIS, SDL_Window * window, SDL_bool grabbed)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
Cocoa_UpdateClipCursor(window);
if (data && (window->flags & SDL_WINDOW_FULLSCREEN)) {
if (SDL_ShouldAllowTopmost() && (window->flags & SDL_WINDOW_INPUT_FOCUS)
&& ![data.listener isInFullscreenSpace]) {
/* OpenGL is rendering to the window, so make it visible! */
/* Doing this in 10.11 while in a Space breaks things (bug #3152) */
[data.nswindow setLevel:CGShieldingWindowLevel()];
} else if (window->flags & SDL_WINDOW_ALWAYS_ON_TOP) {
[data.nswindow setLevel:NSFloatingWindowLevel];
} else {
[data.nswindow setLevel:kCGNormalWindowLevel];
}
}
}}
void Cocoa_DestroyWindow(_THIS, SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *data = (SDL_WindowData *) CFBridgingRelease(window->driverdata);
if (data) {
NSArray *contexts;
if ([data.listener isInFullscreenSpace]) {
[NSMenu setMenuBarVisible:YES];
}
[data.listener close];
data.listener = nil;
if (data.created) {
/* Release the content view to avoid further updateLayer callbacks */
[data.nswindow setContentView:nil];
[data.nswindow close];
}
#if SDL_VIDEO_OPENGL
contexts = [data.nscontexts copy];
for (SDLOpenGLContext *context in contexts) {
/* Calling setWindow:NULL causes the context to remove itself from the context list. */
[context setWindow:NULL];
}
#endif /* SDL_VIDEO_OPENGL */
if (window->shaper) {
CFBridgingRelease(window->shaper->driverdata);
SDL_free(window->shaper);
window->shaper = NULL;
}
}
window->driverdata = NULL;
}}
SDL_bool Cocoa_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
{ @autoreleasepool
{
NSWindow *nswindow = ((__bridge SDL_WindowData *) window->driverdata).nswindow;
if (info->version.major <= SDL_MAJOR_VERSION) {
info->subsystem = SDL_SYSWM_COCOA;
info->info.cocoa.window = nswindow;
return SDL_TRUE;
} else {
SDL_SetError("Application not compiled with SDL %d",
SDL_MAJOR_VERSION);
return SDL_FALSE;
}
}}
SDL_bool Cocoa_IsWindowInFullscreenSpace(SDL_Window * window)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if ([data.listener isInFullscreenSpace]) {
return SDL_TRUE;
} else {
return SDL_FALSE;
}
}}
SDL_bool Cocoa_SetWindowFullscreenSpace(SDL_Window * window, SDL_bool state)
{ @autoreleasepool
{
SDL_bool succeeded = SDL_FALSE;
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if (data.inWindowFullscreenTransition) {
return SDL_FALSE;
}
data.inWindowFullscreenTransition = SDL_TRUE;
if ([data.listener setFullscreenSpace:(state ? YES : NO)]) {
const int maxattempts = 3;
int attempt = 0;
while (++attempt <= maxattempts) {
/* Wait for the transition to complete, so application changes
take effect properly (e.g. setting the window size, etc.)
*/
const int limit = 10000;
int count = 0;
while ([data.listener isInFullscreenSpaceTransition]) {
if ( ++count == limit ) {
/* Uh oh, transition isn't completing. Should we assert? */
break;
}
SDL_Delay(1);
SDL_PumpEvents();
}
if ([data.listener isInFullscreenSpace] == (state ? YES : NO))
break;
/* Try again, the last attempt was interrupted by user gestures */
if (![data.listener setFullscreenSpace:(state ? YES : NO)])
break; /* ??? */
}
/* Return TRUE to prevent non-space fullscreen logic from running */
succeeded = SDL_TRUE;
}
data.inWindowFullscreenTransition = SDL_FALSE;
return succeeded;
}}
int Cocoa_SetWindowHitTest(SDL_Window * window, SDL_bool enabled)
{
return 0; /* just succeed, the real work is done elsewhere. */
}
void Cocoa_AcceptDragAndDrop(SDL_Window * window, SDL_bool accept)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if (accept) {
[data.nswindow registerForDraggedTypes:[NSArray arrayWithObject:(NSString *)kUTTypeFileURL]];
} else {
[data.nswindow unregisterDraggedTypes];
}
}}
int Cocoa_FlashWindow(_THIS, SDL_Window *window, SDL_FlashOperation operation)
{ @autoreleasepool
{
/* Note that this is app-wide and not window-specific! */
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
if (data.flash_request) {
[NSApp cancelUserAttentionRequest:data.flash_request];
data.flash_request = 0;
}
switch (operation) {
case SDL_FLASH_CANCEL:
/* Canceled above */
break;
case SDL_FLASH_BRIEFLY:
data.flash_request = [NSApp requestUserAttention:NSInformationalRequest];
break;
case SDL_FLASH_UNTIL_FOCUSED:
data.flash_request = [NSApp requestUserAttention:NSCriticalRequest];
break;
default:
return SDL_Unsupported();
}
return 0;
}}
int Cocoa_SetWindowOpacity(_THIS, SDL_Window * window, float opacity)
{ @autoreleasepool
{
SDL_WindowData *data = (__bridge SDL_WindowData *) window->driverdata;
[data.nswindow setAlphaValue:opacity];
return 0;
}}
#endif /* SDL_VIDEO_DRIVER_COCOA */
/* vi: set ts=4 sw=4 expandtab: */