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macos.jai
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macos.jai
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// @Todo: make sure multiple screens are handled correctly
// @Todo: make sure there's consistency between windows and macos
// wrt window origin/viewport origin (e.g. GetMousePosition for a window)
#import "Basic";
#import "Objective_C";
#import "Objective_C/AppKit";
#import "Objective_C/LightweightRenderingView";
Window :: struct
{
#as using handle : *NSWindow;
}
GetPlatformHandle :: inline (window : *Window) -> *void #must #no_context
{
return window.handle;
}
GetWindowFromPlatformHandle :: inline (handle : *void) -> *Window #must #no_context
{
for g_all_windows
{
if it.handle == handle
return it;
}
return null;
}
CreateWindowExtraParams :: struct
{
}
#scope_file
g_selector : struct
{
title : Selector;
screen : Selector;
window : Selector;
clickCount : Selector;
scrollingDeltaX : Selector;
scrollingDeltaY : Selector;
hasPreciseScrollingDeltas : Selector;
locationInWindow : Selector;
mouseLocation : Selector;
screens : Selector;
performMiniaturize_ : Selector;
miniaturize_ : Selector;
deminiaturize_ : Selector;
isMiniaturized : Selector;
crosshairCursor : Selector;
};
g_all_windows : [..]*Window;
g_initialized : bool;
g_message_queue : [..]Message;
g_non_polled_messages : [..]Message;
g_key_mod_state : KeyMods;
InitObjectiveCStuff :: ()
{
if g_initialized
return;
init_objective_c ();
init_app_kit ();
init_lightweight_rendering_view ();
init_objective_c_selector_struct (*g_selector);
RegisterObjectiveCClass (AppDelegate, NSObject);
RegisterObjectiveCClass (WindowDelegate, NSObject);
NSApplication.sharedApplication ();
delegate := objc_init (objc_alloc (AppDelegate));
NSApp.setDelegate (NSApp, delegate);
// NSApp is a global variable representing the app instance
NSApp.finishLaunching (NSApp);
g_initialized = true;
}
RegisterObjectiveCClass :: ($T : Type, $parent : Type)
{
class := objc_create_class (T, parent);
#insert -> string
{
builder : String_Builder;
info := type_info (T);
for info.members
{
is_method := false;
for note : it.notes
{
if note == "ObjectiveCMethod"
{
is_method = true;
break;
}
}
if is_method
{
print (*builder,
"objc_add_instance_method (class, %.%, \"%:\");\n",
T, it.name, it.name
);
}
}
return builder_to_string (*builder);
}
objc_finalize_class (class);
}
AppDelegate :: struct
{
#as using _ : NSApplicationDelegate;
applicationShouldTerminate :: (using self : *AppDelegate, sel : Selector, sender : id) -> NSApplicationTerminateReply #c_call
{
return NSTerminateCancel;
}
@ObjectiveCMethod
applicationWillTerminate :: (using self : *AppDelegate, sel : Selector, notifictation : *NSNotification) #c_call
{
}
@ObjectiveCMethod
applicationDidResignActive :: (using self : *AppDelegate, sel : Selector, notification : *NSNotification) #c_call
{
}
@ObjectiveCMethod
applicationDidBecomeActive :: (using self : *AppDelegate, sel : Selector, notification : *NSNotification) #c_call
{
}
@ObjectiveCMethod
applicationDidFinishLaunching :: (using self : *AppDelegate, sel : Selector, app : *NSApplication) #c_call
{
NSApp.setActivationPolicy (NSApp, NSApplicationActivationPolicyRegular);
NSApp.activateIgnoringOtherApps (NSApp, YES);
NSApp.stop (NSApp, null);
}
@ObjectiveCMethod
}
WindowDelegate :: struct
{
#as using _ : NSObject;
windowWillClose :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Closed;
msg.window = window;
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidResize :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Resized;
msg.window = window;
msg.window_w, msg.window_h = GetWindowSize (window);
msg.viewport_w, msg.viewport_h = GetViewportSize (window);
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidMove :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Moved;
msg.window = window;
msg.window_x, msg.window_y = GetWindowPosition (window);
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidMiniaturize :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Minimized;
msg.window = window;
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidDeminiaturize :: windowDidResize; @ObjectiveCMethod
windowDidEnterFullscreen :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Maximized;
msg.window = window;
array_add (*g_non_polled_messages, msg);
msg.kind = .Window_Resized;
msg.window_w, msg.window_h = GetWindowSize (window);
msg.viewport_w, msg.viewport_h = GetViewportSize (window);
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidExitFullscreen :: windowDidResize; @ObjectiveCMethod
windowDidBecomeKey :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Received_Focus;
msg.window = window;
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
windowDidResignKey :: (using self : *WindowDelegate, sel : Selector, notification : *NSNotification) #c_call
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := cast (*NSWindow) notification.object (notification);
window := GetWindowFromPlatformHandle (ns_window);
if window
{
msg : Message;
msg.kind = .Window_Lost_Focus;
msg.window = window;
array_add (*g_non_polled_messages, msg);
}
}
@ObjectiveCMethod
}
#scope_export
GetDisplays :: inline () -> []DisplayInfo #must
{
InitObjectiveCStuff ();
func : (*void, Selector) -> *NSArray (*NSScreen) #c_call;
func = xx objc_msgSend;
screens := func (class (NSScreen), g_selector.screens);
defer release (screens);
count := screens.count (screens);
if count == 0
return .[];
result := NewArray (xx count, DisplayInfo);
for i : 0..count - 1
{
screen := screens.objectAtIndex (screens, i);
frame := screen.frame (screen);
display := *result[i];
display.is_primary = i == 0;
display.x = xx frame.origin.x;
display.y = xx frame.origin.y;
display.w = xx frame.size.width;
display.h = xx frame.size.height;
display.dpi = xx screen.backingScaleFactor (screen);
}
return result;
}
CreateWindow :: (
title : string,
width : s32, height : s32,
x : s32 = Window_Default_Pos, y : s32 = Window_Default_Pos,
flags : WindowFlags = 0,
parent : *Window = null,
extra : CreateWindowExtraParams = .{}
) -> *Window #must
{
InitObjectiveCStuff ();
target_screen := NSScreen.mainScreen ();
target_frame : NSRect;
// We set the position afterwards, because we need to know some info
// about the already created window to properly position it
target_frame.origin = .{0, 0};
target_frame.size = .{xx width, xx height};
flags := NSWindowStyleMaskTitled | NSWindowStyleMaskResizable
| NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable;
window := objc_alloc (NSWindow);
window = window.initWithContentRect (window, target_frame, flags, NSBackingStoreBuffered, NO, target_screen);
if !window
{
log_error ("Could not create window");
return null;
}
autorelease (window);
delegate := objc_init (objc_alloc (WindowDelegate));
window.setDelegate (window, delegate);
window.setReleasedWhenClosed (window, NO);
window.setTitle (window, title);
if x == Window_Default_Pos || y == Window_Default_Pos
{
window.center (window);
}
else
{
point := NSPoint.{
xx x,
xx (y + GetWindowTitleBarHeight (window) + height)
};
point = InvertY (target_screen, point);
window.setFrameOrigin (window, point);
}
window.setCollectionBehavior (window, NSWindowCollectionBehaviorFullScreenPrimary | NSWindowCollectionBehaviorManaged);
window.makeKeyAndOrderFront (window, null);
result := New (Window);
result.handle = window;
array_add (*g_all_windows, result);
return result;
}
#scope_file
GetWindowScreen :: inline (window : *NSWindow) -> *NSScreen
{
return cast (*NSScreen) objc_msgSend_typed (window, g_selector.screen);
}
GetWindowTitleBarHeight :: inline (window : *NSWindow) -> s32 #must
{
rect := window.frame (window);
view := window.contentView (window);
view_rect := view.frame (view);
return xx (rect.size.height - view_rect.size.height);
}
InvertY :: inline (screen : *NSScreen, point : NSPoint) -> NSPoint #must
{
screen_rect := screen.frame (screen);
return .{
point.x,
screen_rect.size.height - point.y,
};
}
#scope_export
DestroyWindow :: inline (window : *Window)
{
release (window.handle);
free (window);
}
CloseWindow :: inline (window : *Window) #no_context
{
window.close (window);
}
GetWindowTitle :: inline (window : *Window) -> string #must
{
ns_string := cast (*NSString) objc_msgSend_typed (window.handle, g_selector.title);
defer release (ns_string);
result := string.{
xx ns_string.length (ns_string),
ns_string.UTF8String (ns_string)
};
return copy_string (result);
}
SetWindowTitle :: inline (window : *Window, title : string)
{
window.setTitle (window, title);
}
GetWindowScaleFactor :: inline (window : *Window) -> float #must #no_context
{
ctx : Context;
push_context, defer_pop ctx;
view := window.contentView (window);
return xx view.backingScaleFactor (view);
}
GetWindowPosition :: inline (window : *Window) -> x : s32, y : s32 #no_context
{
ctx : Context;
push_context ctx
{
rect := window.frame (window);
position := InvertY (GetWindowScreen (window), rect.origin);
return xx position.x, xx (position.y - rect.size.height);
}
}
SetWindowPosition :: inline (window : *Window, x : s32, y : s32) #no_context
{
ctx : Context;
push_context ctx
{
_, height := GetWindowSize (window);
point := InvertY (GetWindowScreen (window), .{xx x, xx y});
point.y -= xx height;
window.setFrameOrigin (window, point);
}
}
GetWindowSize :: inline (window : *Window) -> width : s32, height : s32 #no_context
{
ctx : Context;
push_context ctx
{
rect := window.frame (window);
return xx rect.size.width, xx rect.size.height;
}
}
SetWindowSize :: inline (window : *Window, width : s32, height : s32) #no_context
{
ctx : Context;
push_context ctx
{
rect := window.frame (window);
rect.size.width = xx width;
rect.size.height = xx height;
window.setFrame (window, rect, NO);
}
}
GetViewportPosition :: inline (window : *Window) -> width : s32, height : s32 #no_context
{
ctx : Context;
push_context, defer_pop ctx;
x, y := GetWindowPosition (window);
return x, y + GetWindowTitleBarHeight (window);
}
SetViewportPosition :: inline (window : *Window, x : s32, y : s32) #no_context
{
ctx : Context;
push_context, defer_pop ctx;
_, height := GetViewportSize (window);
point := InvertY (GetWindowScreen (window), .{xx x, xx y});
point.y -= xx height;
window.setFrameOrigin (window, point);
}
GetViewportSize :: inline (window : *Window) -> width : s32, height : s32 #no_context
{
ctx : Context;
push_context, defer_pop ctx;
view := window.contentView (window);
rect := view.frame (view);
return xx rect.size.width, xx rect.size.height;
}
GetViewportSizeInPixels :: inline (window : *Window) -> px_width : s32, px_height : s32 #no_context
{
ctx : Context;
push_context, defer_pop ctx;
view := window.contentView (window);
width, height := GetViewportSize (window);
scale := view.backingScaleFactor (view);
return xx (width * scale), xx (height * scale);
}
SetViewportSize :: inline (window : *Window, width : s32, height : s32) #no_context
{
ctx : Context;
push_context, defer_pop ctx;
rect := window.frame (window);
rect.size.width = xx width;
rect.size.height = xx (height + GetWindowTitleBarHeight (window));
window.setFrame (window, rect, NO);
}
GetFocusedWindow :: () -> *Window #must, non_fenetres_window_focused : bool #no_context
{
ctx : Context;
push_context, defer_pop ctx;
ns_window := NSApp.keyWindow (NSApp);
if !ns_window
return null, false;
window := GetWindowFromPlatformHandle (ns_window);
return window, window == null;
}
SetFocusedWindow :: inline (window : *Window) #no_context
{
ctx : Context;
push_context, defer_pop ctx;
window.makeKeyAndOrderFront (window, null);
}
IsFocused :: inline (window : *Window) -> bool #must #no_context
{
return GetFocusedWindow () == window;
}
// There is no maximized state on MacOS
IsMaximized :: inline (window : *Window) -> bool #must #no_context
{
return false;
}
IsMinimized :: inline (window : *Window) -> bool #must #no_context
{
return xx objc_msgSend_typed (window.handle, g_selector.isMiniaturized);
}
// There is no maximized state on MacOS, so this just sets the window to 0,0 spanning the full screen
Maximize :: inline (window : *Window) #no_context
{
ctx : Context;
push_context, defer_pop ctx;
screen := GetWindowScreen (window);
screen_rect := screen.frame (screen);
SetWindowPosition (window, 0, 0);
SetWindowSize (window, xx screen_rect.size.width, xx screen_rect.size.height);
}
Restore :: inline (window : *Window) #no_context
{
func : (*void, Selector, id) -> void #c_call;
func = xx objc_msgSend;
func (window.handle, g_selector.deminiaturize_, null);
}
Minimize :: inline (window : *Window) #no_context
{
func : (*void, Selector, id) -> void #c_call;
func = xx objc_msgSend;
func (window.handle, g_selector.miniaturize_, null);
}
SetWindowVisibility :: inline (window : *Window, visible : bool) #no_context
{
}
ShowAndFocusWindow :: inline (window : *Window) #no_context
{
}
GetMousePosition :: inline () -> x : s32, y : s32 #no_context
{
ctx : Context;
push_context, defer_pop ctx;
window := NSApp.keyWindow (NSApp);
if !window
return 0, 0;
screen := GetWindowScreen (window);
screen_rect := screen.frame (screen);
window_rect := window.frame (window);
window_rect.origin.y = screen_rect.size.height - window_rect.origin.y;
window_rect.origin.y -= window_rect.size.height;
view := window.contentView (window);
view_rect := view.frame (view);
point := window.mouseLocationOutsideOfEventStream (window);
point.y = window_rect.size.height - point.y;
point.x += window_rect.origin.x;
point.y += window_rect.origin.y;
return xx point.x, xx point.y;
}
SetMousePosition :: inline (x : s32, y : s32) #no_context
{
}
ScreenToWindowPosition :: inline (window : *Window, x : s32, y : s32) -> x : s32, y : s32 #no_context
{
window_x, window_y := GetViewportPosition (window);
return x - window_x, y - window_y;
}
WindowToScreenPosition :: inline (window : *Window, x : s32, y : s32) -> x : s32, y : s32 #no_context
{
window_x, window_y := GetViewportPosition (window);
return x + window_x, y + window_y;
}
GetMousePosition :: inline (window : *Window) -> x : s32, y : s32 #no_context
{
ctx : Context;
push_context, defer_pop ctx;
_, height := GetViewportSize (window);
point := window.mouseLocationOutsideOfEventStream (window);
point.y = height - point.y;
return xx point.x, xx point.y;
}
SetMousePosition :: inline (window : *Window, x : s32, y : s32) #no_context
{
}
SetMouseCapture :: inline (window : *Window, capture : bool) #no_context
{
}
GetMouseCapture :: inline () -> *Window #must, non_fenetres_window : bool #no_context
{
}
PollMessages :: () -> []Message
{
GetEventMousePositionInWindow :: (window : *Window, event : *NSEvent) -> s32, s32
{
locationInWindow: (self: *void, op: Selector) -> NSPoint #c_call;
locationInWindow = xx objc_msgSend;
position := locationInWindow (event, g_selector.locationInWindow);
_, viewport_height := GetViewportSize (window);
position.y = viewport_height - position.y;
return xx position.x, xx position.y;
}
g_message_queue.count = 0;
array_add (*g_message_queue, ..g_non_polled_messages);
g_non_polled_messages.count = 0;
past := NSDate.distantPast ();
while true
{
event := NSApp.nextEventMatchingMask (NSApp, NSEventMaskAny, past, NSDefaultRunLoopMode, YES);
if !event
break;
ns_window := cast (*NSWindow) objc_msgSend_typed (event, g_selector.window);
window := GetWindowFromPlatformHandle (ns_window);
if !window
{
NSApp.sendEvent (NSApp, event);
continue;
}
type := event.type (event);
if type ==
{
case NSEventTypeFlagsChanged;
msg : Message;
msg.window = window;
mods := event.modifierFlags (event);
if mods & NSEventModifierFlagShift
msg.mods |= .Shift;
if mods & NSEventModifierFlagControl
msg.mods |= .Ctrl;
if mods & NSEventModifierFlagOption
msg.mods |= .Option;
if mods & NSEventModifierFlagCommand
msg.mods |= .Cmd;
if mods & NSEventModifierFlagCapsLock
msg.mods |= .Caps_Lock;
Helper :: (key_code : KeyCode, mod : KeyMods) #expand
{
if `msg.mods & mod && !(g_key_mod_state & mod)
{
msg.kind = .Key_Pressed;
msg.key_code = key_code;
array_add (*g_message_queue, msg);
}
if !(msg.mods & mod) && g_key_mod_state & mod
{
msg.kind = .Key_Released;
msg.key_code = key_code;
array_add (*g_message_queue, msg);
}
}
Helper (.Shift, .Shift);
Helper (.Ctrl, .Ctrl);
Helper (.Option, .Option);
Helper (.Cmd, .Cmd);
Helper (.Caps_Lock, .Caps_Lock);
g_key_mod_state = msg.mods;
case NSEventTypeKeyDown; #through;
case NSEventTypeKeyUp;
msg : Message;
msg.window = window;
msg.kind = ifx type == NSEventTypeKeyUp
then .Key_Released
else ifx event.isARepeat (event)
then .Key_Repeated
else .Key_Pressed;
mods := event.modifierFlags (event);
if mods & NSEventModifierFlagShift
msg.mods |= .Shift;
if mods & NSEventModifierFlagControl
msg.mods |= .Ctrl;
if mods & NSEventModifierFlagOption
msg.mods |= .Option;
if mods & NSEventModifierFlagCommand
msg.mods |= .Cmd;
if mods & NSEventModifierFlagCapsLock
msg.mods |= .Caps_Lock;
msg.key_code = CocoaKeyCodeToKeyCode (event.keyCode (event));
array_add (*g_message_queue, msg);
if msg.kind != .Key_Released
{
chars := event.characters (event);
len := chars.length (chars);
if chars && len > 0
{
utf32_nsdata := chars.dataUsingEncoding (chars, NSUTF32LittleEndianStringEncoding);
defer release (utf32_nsdata);
utf32_data := cast (*u32) utf32_nsdata.bytes (utf32_nsdata);
for i : 0..len - 1
{
input_msg : Message;
input_msg.window = window;
input_msg.kind = .Text_Input;
input_msg.codepoint = utf32_data[i];
input_msg.mods = msg.mods;
if input_msg.codepoint <= 31
continue;
if input_msg.codepoint == 0x7f
continue;
// Skip Private Use Area U+F700 (this contains values for NS function keys)
if (input_msg.codepoint & 0xff00) == 0xf700
continue;
array_add (*g_message_queue, input_msg);
}
}
}
case NSEventTypeLeftMouseDown;
click_count := cast (NSInteger) objc_msgSend_typed (event, g_selector.clickCount);
msg : Message;
msg.window = window;
msg.kind = ifx click_count > 1
then .Mouse_Button_Repeated
else .Mouse_Button_Pressed;
msg.mouse_button = .Left;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeRightMouseDown;
click_count := cast (NSInteger) objc_msgSend_typed (event, g_selector.clickCount);
msg : Message;
msg.window = window;
msg.kind = ifx click_count > 1
then .Mouse_Button_Repeated
else .Mouse_Button_Pressed;
msg.mouse_button = .Right;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeOtherMouseDown;
click_count := cast (NSInteger) objc_msgSend_typed (event, g_selector.clickCount);
msg : Message;
msg.window = window;
msg.kind = ifx click_count > 1
then .Mouse_Button_Repeated
else .Mouse_Button_Pressed;
msg.mouse_button = .Middle;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeLeftMouseUp;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Button_Released;
msg.mouse_button = .Left;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeRightMouseUp;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Button_Released;
msg.mouse_button = .Right;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeOtherMouseUp;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Button_Released;
msg.mouse_button = .Middle;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeLeftMouseDragged; #through;
case NSEventTypeRightMouseDragged; #through;
case NSEventTypeOtherMouseDragged; #through;
case NSEventTypeMouseMoved;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Moved;
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
array_add (*g_message_queue, msg);
msg.kind = .Mouse_Raw_Moved;
msg.mouse_delta_x = xx event.deltaX (event);
msg.mouse_delta_y = xx event.deltaY (event);
if msg.mouse_delta_x != 0 || msg.mouse_delta_y != 0
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeScrollWheel;
scrollingDelta: (self: *void, op: Selector) -> CGFloat #c_call;
scrollingDelta = xx objc_msgSend;
hasPreciseScrollingDeltas: (self: *void, op: Selector) -> bool #c_call;
hasPreciseScrollingDeltas = xx objc_msgSend;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Wheel;
msg.mouse_wheel_x = xx scrollingDelta (event, g_selector.scrollingDeltaX);
msg.mouse_wheel_y = xx scrollingDelta (event, g_selector.scrollingDeltaY);
if hasPreciseScrollingDeltas (event, g_selector.hasPreciseScrollingDeltas)
{
msg.mouse_wheel_x /= 120;
msg.mouse_wheel_y /= 120;
}
else
{
msg.mouse_wheel_x /= 10;
msg.mouse_wheel_y /= 10;
}
msg.mouse_x, msg.mouse_y = GetEventMousePositionInWindow (window, event);
if msg.mouse_wheel_x != 0 || msg.mouse_wheel_y != 0
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeMouseEntered;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Entered_Window;
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case NSEventTypeMouseExited;
msg : Message;
msg.window = window;
msg.kind = .Mouse_Left_Window;
array_add (*g_message_queue, msg);
NSApp.sendEvent (NSApp, event);
case;
NSApp.sendEvent (NSApp, event);
}
}
NSApp.updateWindows (NSApp);
return g_message_queue;
}
#scope_file
g_cursor_hidden : bool;
#scope_export
SetCursor :: inline (window : *Window, cursor : SystemCursor) #no_context
{
ctx : Context;
push_context, defer_pop ctx;
if cursor != .None && cursor != .Count && g_cursor_hidden
{
NSCursor.unhide ();
g_cursor_hidden = false;
}
if #complete cursor ==
{
case .None;
if !g_cursor_hidden
{
NSCursor.hide ();
g_cursor_hidden = true;
}