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AutoRaise.mm
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AutoRaise.mm
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/*
* AutoRaise - Copyright (C) 2024 sbmpost
* Some pieces of the code are based on
* metamove by jmgao as part of XFree86
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
// g++ -O2 -Wall -fobjc-arc -D"NS_FORMAT_ARGUMENT(A)=" -o AutoRaise AutoRaise.mm \
// -framework AppKit && ./AutoRaise
#include <ApplicationServices/ApplicationServices.h>
#include <CoreFoundation/CoreFoundation.h>
#include <Foundation/Foundation.h>
#include <AppKit/AppKit.h>
#include <Carbon/Carbon.h>
#include <libproc.h>
#define AUTORAISE_VERSION "5.3"
#define STACK_THRESHOLD 20
#ifdef EXPERIMENTAL_FOCUS_FIRST
#if SKYLIGHT_AVAILABLE
// Focus first is an experimental feature that can break easily across different OSX
// versions. It relies on the private Skylight api. As such, there are absolutely no
// guarantees that this feature will keep on working in future versions of AutoRaise.
#define FOCUS_FIRST
#else
#pragma message "Skylight api is unavailable, Focus First is disabled"
#endif
#endif
// It seems OSX Monterey introduced a transparent 3 pixel border around each window. This
// means that when two windows are visually precisely connected and not overlapping, in
// reality they are. Consequently one has to move the mouse 3 pixels further out of the
// visual area to make the connected window raise. This new OSX 'feature' also introduces
// unwanted raising of windows when visually connected to the top menu bar. To solve this
// we correct the mouse position before determining which window is underneath the mouse.
#define WINDOW_CORRECTION 3
#define MENUBAR_CORRECTION 8
static CGPoint oldCorrectedPoint = {0, 0};
// An activate delay of about 10 microseconds is just high enough to ensure we always
// find the latest focused (main)window. This value should be kept as low as possible.
#define ACTIVATE_DELAY_MS 10
#define SCALE_DELAY_MS 400 // The moment the mouse scaling should start, feel free to modify.
#define SCALE_DURATION_MS (SCALE_DELAY_MS+600) // Mouse scale duration, feel free to modify.
#ifdef FOCUS_FIRST
#define kCPSUserGenerated 0x200
extern "C" CGError SLPSPostEventRecordTo(ProcessSerialNumber *psn, uint8_t *bytes);
extern "C" CGError _SLPSSetFrontProcessWithOptions(
ProcessSerialNumber *psn, uint32_t wid, uint32_t mode);
/* -----------Could these be a replacement for GetProcessForPID?-----------
extern "C" int SLSMainConnectionID(void);
extern "C" CGError SLSGetWindowOwner(int cid, uint32_t wid, int *wcid);
extern "C" CGError SLSGetConnectionPSN(int cid, ProcessSerialNumber *psn);
int element_connection;
SLSGetWindowOwner(SLSMainConnectionID(), window_id, &element_connection);
SLSGetConnectionPSN(element_connection, &window_psn);
-------------------------------------------------------------------------*/
#endif
typedef int CGSConnectionID;
extern "C" CGSConnectionID CGSMainConnectionID(void);
extern "C" CGError CGSSetCursorScale(CGSConnectionID connectionId, float scale);
extern "C" CGError CGSGetCursorScale(CGSConnectionID connectionId, float *scale);
extern "C" AXError _AXUIElementGetWindow(AXUIElementRef, CGWindowID *out);
// Above methods are undocumented and subjective to incompatible changes
#ifdef FOCUS_FIRST
static int raiseDelayCount = 0;
static pid_t lastFocusedWindow_pid;
static AXUIElementRef _lastFocusedWindow = NULL;
#endif
CFMachPortRef eventTap = NULL;
static char pathBuffer[PROC_PIDPATHINFO_MAXSIZE];
static bool activated_by_task_switcher = false;
static AXUIElementRef _accessibility_object = AXUIElementCreateSystemWide();
static AXUIElementRef _previousFinderWindow = NULL;
static AXUIElementRef _dock_app = NULL;
static NSArray * ignoreApps = NULL;
static NSArray * ignoreTitles = NULL;
static NSArray * stayFocusedBundleIds = NULL;
static NSArray * const mainWindowAppsWithoutTitle = @[@"Photos", @"Calculator", @"Podcasts", @"Stickies Pro", @"Reeder"];
static NSString * const DockBundleId = @"com.apple.dock";
static NSString * const FinderBundleId = @"com.apple.finder";
static NSString * const LittleSnitchBundleId = @"at.obdev.littlesnitch";
static NSString * const AssistiveControl = @"AssistiveControl";
static NSString * const BartenderBar = @"Bartender Bar";
static NSString * const AppStoreSearchResults = @"Search results";
static NSString * const Untitled = @"Untitled"; // OSX Email search
static NSString * const Zim = @"Zim";
static NSString * const XQuartz = @"XQuartz";
static NSString * const Finder = @"Finder";
static NSString * const NoTitle = @"";
static CGPoint desktopOrigin = {0, 0};
static CGPoint oldPoint = {0, 0};
static bool propagateMouseMoved = false;
static bool ignoreSpaceChanged = false;
static bool invertIgnoreApps = false;
static bool spaceHasChanged = false;
static bool appWasActivated = false;
static bool altTaskSwitcher = false;
static bool warpMouse = false;
static bool verbose = false;
static float warpX = 0.5;
static float warpY = 0.5;
static float oldScale = 1;
static float cursorScale = 2;
static float mouseDelta = 0;
static int ignoreTimes = 0;
static int raiseTimes = 0;
static int delayTicks = 0;
static int delayCount = 0;
static int pollMillis = 0;
static int disableKey = 0;
//----------------------------------------yabai focus only methods------------------------------------------
#ifdef FOCUS_FIRST
// The two methods below, starting with "window_manager" were copied from
// https://github.com/koekeishiya/yabai and slightly modified. See also:
// https://github.com/Hammerspoon/hammerspoon/issues/370#issuecomment-545545468
void window_manager_make_key_window(ProcessSerialNumber * _window_psn, uint32_t window_id) {
uint8_t * bytes = (uint8_t *) malloc(0xf8);
memset(bytes, 0, 0xf8);
bytes[0x04] = 0xf8;
bytes[0x3a] = 0x10;
memcpy(bytes + 0x3c, &window_id, sizeof(uint32_t));
memset(bytes + 0x20, 0xFF, 0x10);
bytes[0x08] = 0x01;
SLPSPostEventRecordTo(_window_psn, bytes);
bytes[0x08] = 0x02;
SLPSPostEventRecordTo(_window_psn, bytes);
free(bytes);
}
void window_manager_focus_window_without_raise(
ProcessSerialNumber * _window_psn, uint32_t window_id,
ProcessSerialNumber * _focused_window_psn, uint32_t focused_window_id
) {
if (verbose) { NSLog(@"Focus"); }
if (_focused_window_psn) {
Boolean same_process;
SameProcess(_window_psn, _focused_window_psn, &same_process);
if (same_process) {
if (verbose) { NSLog(@"Same process"); }
uint8_t * bytes = (uint8_t *) malloc(0xf8);
memset(bytes, 0, 0xf8);
bytes[0x04] = 0xf8;
bytes[0x08] = 0x0d;
memcpy(bytes + 0x3c, &focused_window_id, sizeof(uint32_t));
memcpy(bytes + 0x3c, &window_id, sizeof(uint32_t));
bytes[0x8a] = 0x02;
SLPSPostEventRecordTo(_focused_window_psn, bytes);
// @hack
// Artificially delay the activation by 1ms. This is necessary
// because some applications appear to be confused if both of
// the events appear instantaneously.
usleep(10000);
bytes[0x8a] = 0x01;
SLPSPostEventRecordTo(_window_psn, bytes);
free(bytes);
}
}
_SLPSSetFrontProcessWithOptions(_window_psn, window_id, kCPSUserGenerated);
window_manager_make_key_window(_window_psn, window_id);
}
#endif
//---------------------------------------------helper methods-----------------------------------------------
inline void activate(pid_t pid) {
if (verbose) { NSLog(@"Activate"); }
#ifdef OLD_ACTIVATION_METHOD
ProcessSerialNumber process;
OSStatus error = GetProcessForPID(pid, &process);
if (!error) { SetFrontProcessWithOptions(&process, kSetFrontProcessFrontWindowOnly); }
#else
// Note activateWithOptions does not work properly on OSX 11.1
[[NSRunningApplication runningApplicationWithProcessIdentifier: pid]
activateWithOptions: NSApplicationActivateIgnoringOtherApps];
#endif
}
inline void raiseAndActivate(AXUIElementRef _window, pid_t window_pid) {
if (verbose) { NSLog(@"Raise"); }
if (AXUIElementPerformAction(_window, kAXRaiseAction) == kAXErrorSuccess) {
activate(window_pid);
}
}
// TODO: does not take into account different languages
inline bool titleEquals(AXUIElementRef _element, NSArray * _titles, NSArray * _patterns = NULL, bool logTitle = false) {
bool equal = false;
CFStringRef _elementTitle = NULL;
AXUIElementCopyAttributeValue(_element, kAXTitleAttribute, (CFTypeRef *) &_elementTitle);
if (logTitle) { NSLog(@"element title: %@", _elementTitle); }
if (_elementTitle) {
NSString * _title = (__bridge NSString *) _elementTitle;
equal = [_titles containsObject: _title];
if (!equal && _patterns) {
for (NSString * _pattern in _patterns) {
equal = [_title rangeOfString:_pattern options:NSRegularExpressionSearch].location != NSNotFound;
if (equal) { break; }
}
}
CFRelease(_elementTitle);
} else { equal = [_titles containsObject: NoTitle]; }
return equal;
}
inline bool dock_active() {
bool active = false;
AXUIElementRef _focusedUIElement = NULL;
AXUIElementCopyAttributeValue(_dock_app, kAXFocusedUIElementAttribute, (CFTypeRef *) &_focusedUIElement);
if (_focusedUIElement) {
active = true;
if (verbose) { NSLog(@"Dock is active"); }
CFRelease(_focusedUIElement);
}
return active;
}
NSDictionary * topwindow(CGPoint point) {
NSDictionary * top_window = NULL;
NSArray * window_list = (NSArray *) CFBridgingRelease(CGWindowListCopyWindowInfo(
kCGWindowListOptionOnScreenOnly | kCGWindowListExcludeDesktopElements,
kCGNullWindowID));
for (NSDictionary * window in window_list) {
NSDictionary * window_bounds_dict = window[(NSString *) CFBridgingRelease(kCGWindowBounds)];
if (![window[(__bridge id) kCGWindowLayer] isEqual: @0]) { continue; }
NSRect window_bounds = NSMakeRect(
[window_bounds_dict[@"X"] intValue],
[window_bounds_dict[@"Y"] intValue],
[window_bounds_dict[@"Width"] intValue],
[window_bounds_dict[@"Height"] intValue]);
if (NSPointInRect(NSPointFromCGPoint(point), window_bounds)) {
top_window = window;
break;
}
}
return top_window;
}
AXUIElementRef fallback(CGPoint point) {
if (verbose) { NSLog(@"Fallback"); }
AXUIElementRef _window = NULL;
NSDictionary * top_window = topwindow(point);
if (top_window) {
CFTypeRef _windows_cf = NULL;
pid_t pid = [top_window[(__bridge id) kCGWindowOwnerPID] intValue];
AXUIElementRef _window_owner = AXUIElementCreateApplication(pid);
AXUIElementCopyAttributeValue(_window_owner, kAXWindowsAttribute, &_windows_cf);
CFRelease(_window_owner);
if (_windows_cf) {
NSArray * application_windows = (NSArray *) CFBridgingRelease(_windows_cf);
CGWindowID top_window_id = [top_window[(__bridge id) kCGWindowNumber] intValue];
if (top_window_id) {
for (id application_window in application_windows) {
CGWindowID application_window_id;
AXUIElementRef application_window_ax =
(__bridge AXUIElementRef) application_window;
if (_AXUIElementGetWindow(
application_window_ax,
&application_window_id) == kAXErrorSuccess) {
if (application_window_id == top_window_id) {
_window = application_window_ax;
CFRetain(_window);
break;
}
}
}
}
} else {
activate(pid);
}
}
return _window;
}
AXUIElementRef get_raisable_window(AXUIElementRef _element, CGPoint point, int count) {
AXUIElementRef _window = NULL;
if (_element) {
if (count >= STACK_THRESHOLD) {
if (verbose) {
NSLog(@"Stack threshold reached");
pid_t application_pid;
if (AXUIElementGetPid(_element, &application_pid) == kAXErrorSuccess) {
proc_pidpath(application_pid, pathBuffer, sizeof(pathBuffer));
NSLog(@"Application path: %s", pathBuffer);
}
}
CFRelease(_element);
} else {
CFStringRef _element_role = NULL;
AXUIElementCopyAttributeValue(_element, kAXRoleAttribute, (CFTypeRef *) &_element_role);
bool check_attributes = !_element_role;
if (_element_role) {
if (CFEqual(_element_role, kAXDockItemRole) ||
CFEqual(_element_role, kAXMenuItemRole) ||
CFEqual(_element_role, kAXMenuRole) ||
CFEqual(_element_role, kAXMenuBarRole) ||
CFEqual(_element_role, kAXMenuBarItemRole)) {
CFRelease(_element_role);
CFRelease(_element);
} else if (
CFEqual(_element_role, kAXWindowRole) ||
CFEqual(_element_role, kAXSheetRole) ||
CFEqual(_element_role, kAXDrawerRole)) {
CFRelease(_element_role);
_window = _element;
} else if (CFEqual(_element_role, kAXApplicationRole)) {
CFRelease(_element_role);
if (titleEquals(_element, @[XQuartz])) {
pid_t application_pid;
if (AXUIElementGetPid(_element, &application_pid) == kAXErrorSuccess) {
pid_t frontmost_pid = [[[NSWorkspace sharedWorkspace]
frontmostApplication] processIdentifier];
if (application_pid != frontmost_pid) {
// Focus and/or raising is the responsibility of XQuartz.
// As such AutoRaise features (delay/warp) do not apply.
activate(application_pid);
}
}
CFRelease(_element);
} else { check_attributes = true; }
} else {
CFRelease(_element_role);
check_attributes = true;
}
}
if (check_attributes) {
AXUIElementCopyAttributeValue(_element, kAXParentAttribute, (CFTypeRef *) &_window);
bool no_parent = !_window;
_window = get_raisable_window(_window, point, ++count);
if (!_window) {
AXUIElementCopyAttributeValue(_element, kAXWindowAttribute, (CFTypeRef *) &_window);
if (!_window && no_parent) { _window = fallback(point); }
}
CFRelease(_element);
}
}
}
return _window;
}
AXUIElementRef get_mousewindow(CGPoint point) {
AXUIElementRef _element = NULL;
AXError error = AXUIElementCopyElementAtPosition(_accessibility_object, point.x, point.y, &_element);
AXUIElementRef _window = NULL;
if (_element) {
_window = get_raisable_window(_element, point, 0);
} else if (error == kAXErrorCannotComplete || error == kAXErrorNotImplemented) {
// fallback, happens for apps that do not support the Accessibility API
if (verbose) { NSLog(@"Copy element: no accessibility support"); }
_window = fallback(point);
} else if (error == kAXErrorNoValue) {
// fallback, happens sometimes when switching to another app (with cmd-tab)
if (verbose) { NSLog(@"Copy element: no value"); }
_window = fallback(point);
} else if (error == kAXErrorAttributeUnsupported) {
// no fallback, happens when hovering into volume/wifi menubar window
if (verbose) { NSLog(@"Copy element: attribute unsupported"); }
} else if (error == kAXErrorFailure) {
// no fallback, happens when hovering over the menubar itself
if (verbose) { NSLog(@"Copy element: failure"); }
} else if (error == kAXErrorIllegalArgument) {
// no fallback, happens in (Open, Save) dialogs
if (verbose) { NSLog(@"Copy element: illegal argument"); }
} else if (verbose) {
NSLog(@"Copy element: AXError %d", error);
}
if (verbose) {
if (_window) {
CFStringRef _windowTitle = NULL;
AXUIElementCopyAttributeValue(_window, kAXTitleAttribute, (CFTypeRef *) &_windowTitle);
NSLog(@"Mouse window: %@", _windowTitle);
if (_windowTitle) { CFRelease(_windowTitle); }
} else { NSLog(@"No raisable window"); }
}
return _window;
}
CGPoint get_mousepoint(AXUIElementRef _window) {
CGPoint mousepoint = {0, 0};
AXValueRef _size = NULL;
AXValueRef _pos = NULL;
AXUIElementCopyAttributeValue(_window, kAXSizeAttribute, (CFTypeRef *) &_size);
if (_size) {
AXUIElementCopyAttributeValue(_window, kAXPositionAttribute, (CFTypeRef *) &_pos);
if (_pos) {
CGSize cg_size;
CGPoint cg_pos;
if (AXValueGetValue(_size, kAXValueCGSizeType, &cg_size) &&
AXValueGetValue(_pos, kAXValueCGPointType, &cg_pos)) {
mousepoint.x = cg_pos.x + (cg_size.width * warpX);
mousepoint.y = cg_pos.y + (cg_size.height * warpY);
}
CFRelease(_pos);
}
CFRelease(_size);
}
return mousepoint;
}
bool contained_within(AXUIElementRef _window1, AXUIElementRef _window2) {
bool contained = false;
AXValueRef _size1 = NULL;
AXValueRef _size2 = NULL;
AXValueRef _pos1 = NULL;
AXValueRef _pos2 = NULL;
AXUIElementCopyAttributeValue(_window1, kAXSizeAttribute, (CFTypeRef *) &_size1);
if (_size1) {
AXUIElementCopyAttributeValue(_window1, kAXPositionAttribute, (CFTypeRef *) &_pos1);
if (_pos1) {
AXUIElementCopyAttributeValue(_window2, kAXSizeAttribute, (CFTypeRef *) &_size2);
if (_size2) {
AXUIElementCopyAttributeValue(_window2, kAXPositionAttribute, (CFTypeRef *) &_pos2);
if (_pos2) {
CGSize cg_size1;
CGSize cg_size2;
CGPoint cg_pos1;
CGPoint cg_pos2;
if (AXValueGetValue(_size1, kAXValueCGSizeType, &cg_size1) &&
AXValueGetValue(_pos1, kAXValueCGPointType, &cg_pos1) &&
AXValueGetValue(_size2, kAXValueCGSizeType, &cg_size2) &&
AXValueGetValue(_pos2, kAXValueCGPointType, &cg_pos2)) {
contained = cg_pos1.x > cg_pos2.x && cg_pos1.y > cg_pos2.y &&
cg_pos1.x + cg_size1.width < cg_pos2.x + cg_size2.width &&
cg_pos1.y + cg_size1.height < cg_pos2.y + cg_size2.height;
}
CFRelease(_pos2);
}
CFRelease(_size2);
}
CFRelease(_pos1);
}
CFRelease(_size1);
}
return contained;
}
void findDockApplication() {
NSArray * _apps = [[NSWorkspace sharedWorkspace] runningApplications];
for (NSRunningApplication * app in _apps) {
if ([app.bundleIdentifier isEqual: DockBundleId]) {
_dock_app = AXUIElementCreateApplication(app.processIdentifier);
break;
}
}
if (verbose && !_dock_app) { NSLog(@"Dock application isn't running"); }
}
void findDesktopOrigin() {
NSScreen * main_screen = NSScreen.screens[0];
float mainScreenTop = NSMaxY(main_screen.frame);
for (NSScreen * screen in [NSScreen screens]) {
float screenOriginY = mainScreenTop - NSMaxY(screen.frame);
if (screenOriginY < desktopOrigin.y) { desktopOrigin.y = screenOriginY; }
if (screen.frame.origin.x < desktopOrigin.x) { desktopOrigin.x = screen.frame.origin.x; }
}
if (verbose) { NSLog(@"Desktop origin (%f, %f)", desktopOrigin.x, desktopOrigin.y); }
}
inline NSScreen * findScreen(CGPoint point) {
NSScreen * main_screen = NSScreen.screens[0];
point.y = NSMaxY(main_screen.frame) - point.y;
for (NSScreen * screen in [NSScreen screens]) {
NSRect screen_bounds = NSMakeRect(
screen.frame.origin.x,
screen.frame.origin.y,
NSWidth(screen.frame) + 1,
NSHeight(screen.frame) + 1
);
if (NSPointInRect(NSPointFromCGPoint(point), screen_bounds)) {
return screen;
}
}
return NULL;
}
inline bool is_desktop_window(AXUIElementRef _window) {
bool desktop_window = false;
AXValueRef _pos = NULL;
AXUIElementCopyAttributeValue(_window, kAXPositionAttribute, (CFTypeRef *) &_pos);
if (_pos) {
CGPoint cg_pos;
desktop_window = AXValueGetValue(_pos, kAXValueCGPointType, &cg_pos) &&
NSEqualPoints(NSPointFromCGPoint(cg_pos), NSPointFromCGPoint(desktopOrigin));
CFRelease(_pos);
}
if (verbose && desktop_window) { NSLog(@"Desktop window"); }
return desktop_window;
}
inline bool is_full_screen(AXUIElementRef _window) {
bool full_screen = false;
AXValueRef _pos = NULL;
AXUIElementCopyAttributeValue(_window, kAXPositionAttribute, (CFTypeRef *) &_pos);
if (_pos) {
CGPoint cg_pos;
if (AXValueGetValue(_pos, kAXValueCGPointType, &cg_pos)) {
NSScreen * screen = findScreen(cg_pos);
if (screen) {
AXValueRef _size = NULL;
AXUIElementCopyAttributeValue(_window, kAXSizeAttribute, (CFTypeRef *) &_size);
if (_size) {
CGSize cg_size;
if (AXValueGetValue(_size, kAXValueCGSizeType, &cg_size)) {
float menuBarHeight =
fmax(0, NSMaxY(screen.frame) - NSMaxY(screen.visibleFrame) - 1);
NSScreen * main_screen = NSScreen.screens[0];
float screenOriginY = NSMaxY(main_screen.frame) - NSMaxY(screen.frame);
full_screen = cg_pos.x == NSMinX(screen.frame) &&
cg_pos.y == screenOriginY + menuBarHeight &&
cg_size.width == NSWidth(screen.frame) &&
cg_size.height == NSHeight(screen.frame) - menuBarHeight;
}
CFRelease(_size);
}
}
}
CFRelease(_pos);
}
if (verbose && full_screen) { NSLog(@"Full screen window"); }
return full_screen;
}
inline bool is_main_window(AXUIElementRef _app, AXUIElementRef _window, bool chrome_app) {
bool main_window = false;
CFBooleanRef _result = NULL;
AXUIElementCopyAttributeValue(_window, kAXMainAttribute, (CFTypeRef *) &_result);
if (_result) {
main_window = CFEqual(_result, kCFBooleanTrue);
if (main_window) {
CFStringRef _element_sub_role = NULL;
AXUIElementCopyAttributeValue(_window, kAXSubroleAttribute, (CFTypeRef *) &_element_sub_role);
if (_element_sub_role) {
main_window = !CFEqual(_element_sub_role, kAXDialogSubrole);
if (verbose && !main_window) { NSLog(@"Dialog window"); }
CFRelease(_element_sub_role);
}
}
CFRelease(_result);
}
bool finder_app = titleEquals(_app, @[Finder]);
main_window = main_window && (chrome_app || finder_app ||
!titleEquals(_window, @[NoTitle]) ||
titleEquals(_app, mainWindowAppsWithoutTitle));
main_window = main_window || (!finder_app && is_full_screen(_window));
if (verbose && !main_window) { NSLog(@"Not a main window"); }
return main_window;
}
inline bool is_chrome_app(NSString * bundleIdentifier) {
NSArray * components = [bundleIdentifier componentsSeparatedByString: @"."];
return components.count > 4 && [components[2] isEqual: @"Chrome"] && [components[3] isEqual: @"app"];
}
//-----------------------------------------------notifications----------------------------------------------
void spaceChanged();
bool appActivated();
void onTick();
@interface MDWorkspaceWatcher:NSObject {}
- (id)init;
@end
static MDWorkspaceWatcher * workspaceWatcher = NULL;
@implementation MDWorkspaceWatcher
- (id)init {
if ((self = [super init])) {
NSNotificationCenter * center =
[[NSWorkspace sharedWorkspace] notificationCenter];
[center
addObserver: self
selector: @selector(spaceChanged:)
name: NSWorkspaceActiveSpaceDidChangeNotification
object: nil];
if (warpMouse) {
[center
addObserver: self
selector: @selector(appActivated:)
name: NSWorkspaceDidActivateApplicationNotification
object: nil];
if (verbose) { NSLog(@"Registered app activated selector"); }
}
}
return self;
}
- (void)dealloc {
[[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver: self];
}
- (void)spaceChanged:(NSNotification *)notification {
if (verbose) { NSLog(@"Space changed"); }
spaceChanged();
}
- (void)appActivated:(NSNotification *)notification {
if (verbose) { NSLog(@"App activated, waiting %0.3fs", ACTIVATE_DELAY_MS/1000.0); }
[self performSelector: @selector(onAppActivated) withObject: nil afterDelay: ACTIVATE_DELAY_MS/1000.0];
}
- (void)onAppActivated {
if (appActivated() && cursorScale != oldScale) {
if (verbose) { NSLog(@"Set cursor scale after %0.3fs", SCALE_DELAY_MS/1000.0); }
[self performSelector: @selector(onSetCursorScale:)
withObject: [NSNumber numberWithFloat: cursorScale]
afterDelay: SCALE_DELAY_MS/1000.0];
[self performSelector: @selector(onSetCursorScale:)
withObject: [NSNumber numberWithFloat: oldScale]
afterDelay: SCALE_DURATION_MS/1000.0];
}
}
- (void)onSetCursorScale:(NSNumber *)scale {
if (verbose) { NSLog(@"Set cursor scale: %@", scale); }
CGSSetCursorScale(CGSMainConnectionID(), scale.floatValue);
}
- (void)onTick:(NSNumber *)timerInterval {
[self performSelector: @selector(onTick:)
withObject: timerInterval
afterDelay: timerInterval.floatValue];
onTick();
}
#ifdef FOCUS_FIRST
- (void)windowFocused:(AXUIElementRef)_window {
if (verbose) { NSLog(@"Window focused, waiting %0.3fs", raiseDelayCount*pollMillis/1000.0); }
[self performSelector: @selector(onWindowFocused:)
withObject: [NSNumber numberWithUnsignedLong: (uint64_t) _window]
afterDelay: raiseDelayCount*pollMillis/1000.0];
}
- (void)onWindowFocused:(NSNumber *)_window {
if (_window.unsignedLongValue == (uint64_t) _lastFocusedWindow) {
raiseAndActivate(_lastFocusedWindow, lastFocusedWindow_pid);
} else if (verbose) { NSLog(@"Ignoring window focused event"); }
}
#endif
@end // MDWorkspaceWatcher
//----------------------------------------------configuration-----------------------------------------------
const NSString *kDelay = @"delay";
const NSString *kWarpX = @"warpX";
const NSString *kWarpY = @"warpY";
const NSString *kScale = @"scale";
const NSString *kVerbose = @"verbose";
const NSString *kAltTaskSwitcher = @"altTaskSwitcher";
const NSString *kIgnoreSpaceChanged = @"ignoreSpaceChanged";
const NSString *kStayFocusedBundleIds = @"stayFocusedBundleIds";
const NSString *kInvertIgnoreApps = @"invertIgnoreApps";
const NSString *kIgnoreApps = @"ignoreApps";
const NSString *kIgnoreTitles = @"ignoreTitles";
const NSString *kMouseDelta = @"mouseDelta";
const NSString *kPollMillis = @"pollMillis";
const NSString *kDisableKey = @"disableKey";
#ifdef FOCUS_FIRST
const NSString *kFocusDelay = @"focusDelay";
NSArray *parametersDictionary = @[kDelay, kWarpX, kWarpY, kScale, kVerbose, kAltTaskSwitcher,
kFocusDelay, kIgnoreSpaceChanged, kInvertIgnoreApps, kIgnoreApps, kIgnoreTitles,
kStayFocusedBundleIds, kDisableKey, kMouseDelta, kPollMillis];
#else
NSArray *parametersDictionary = @[kDelay, kWarpX, kWarpY, kScale, kVerbose, kAltTaskSwitcher,
kIgnoreSpaceChanged, kInvertIgnoreApps, kIgnoreApps, kIgnoreTitles, kStayFocusedBundleIds,
kDisableKey, kMouseDelta, kPollMillis];
#endif
NSMutableDictionary *parameters = [[NSMutableDictionary alloc] init];
@interface ConfigClass:NSObject
- (NSString *) getFilePath:(NSString *) filename;
- (void) readConfig:(int) argc;
- (void) readOriginalConfig;
- (void) readHiddenConfig;
- (void) validateParameters;
@end
@implementation ConfigClass
- (NSString *) getFilePath:(NSString *) filename {
filename = [NSString stringWithFormat: @"%@/%@", NSHomeDirectory(), filename];
if (not [[NSFileManager defaultManager] fileExistsAtPath: filename]) { filename = NULL; }
return filename;
}
- (void) readConfig:(int) argc {
if (argc > 1) {
// read NSArgumentDomain
NSUserDefaults *arguments = [NSUserDefaults standardUserDefaults];
for (id key in parametersDictionary) {
id arg = [arguments objectForKey: key];
if (arg != NULL) { parameters[key] = arg; }
}
} else {
[self readHiddenConfig];
}
return;
}
- (void) readOriginalConfig {
// original config files:
NSString *delayFilePath = [self getFilePath: @"AutoRaise.delay"];
NSString *warpFilePath = [self getFilePath: @"AutoRaise.warp"];
if (delayFilePath || warpFilePath) {
NSFileHandle *hDelayFile = [NSFileHandle fileHandleForReadingAtPath: delayFilePath];
if (hDelayFile) {
parameters[kDelay] = @(abs([[[NSString alloc]
initWithData: [hDelayFile readDataOfLength: 2]
encoding: NSUTF8StringEncoding] intValue]));
[hDelayFile closeFile];
}
NSFileHandle *hWarpFile = [NSFileHandle fileHandleForReadingAtPath: warpFilePath];
if (hWarpFile) {
NSString *line = [[NSString alloc]
initWithData: [hWarpFile readDataOfLength:11]
encoding: NSUTF8StringEncoding];
NSArray *components = [line componentsSeparatedByString: @" "];
if (components.count >= 1) { parameters[kWarpX] = @([[components objectAtIndex:0] floatValue]); }
if (components.count >= 2) { parameters[kWarpY] = @([[components objectAtIndex:1] floatValue]); }
if (components.count >= 3) { parameters[kScale] = @([[components objectAtIndex:2] floatValue]); }
[hWarpFile closeFile];
}
}
return;
}
- (void) readHiddenConfig {
// search for dotfiles
NSString *hiddenConfigFilePath = [self getFilePath: @".AutoRaise"];
if (!hiddenConfigFilePath) { hiddenConfigFilePath = [self getFilePath: @".config/AutoRaise/config"]; }
if (hiddenConfigFilePath) {
NSError *error;
NSString *configContent = [[NSString alloc]
initWithContentsOfFile: hiddenConfigFilePath
encoding: NSUTF8StringEncoding error: &error];
NSArray *configLines = [configContent componentsSeparatedByString:@"\n"];
NSString *trimmedLine, *trimmedKey, *trimmedValue, *noQuotesValue;
NSArray *components;
for (NSString *line in configLines) {
trimmedLine = [line stringByTrimmingCharactersInSet: [NSCharacterSet whitespaceCharacterSet]];
if (not [trimmedLine hasPrefix:@"#"]) {
components = [trimmedLine componentsSeparatedByString:@"="];
if ([components count] == 2) {
for (id key in parametersDictionary) {
trimmedKey = [components[0] stringByTrimmingCharactersInSet: [NSCharacterSet whitespaceCharacterSet]];
trimmedValue = [components[1] stringByTrimmingCharactersInSet: [NSCharacterSet whitespaceCharacterSet]];
noQuotesValue = [trimmedValue stringByReplacingOccurrencesOfString:@"\"" withString:@""];
if ([trimmedKey isEqual: key]) { parameters[key] = noQuotesValue; }
}
}
}
}
} else {
[self readOriginalConfig];
}
return;
}
- (void) validateParameters {
// validate and fix wrong/absent parameters
#ifdef FOCUS_FIRST
if (!parameters[kFocusDelay] && !parameters[kDelay]) {
#else
if (!parameters[kDelay]) {
#endif
parameters[kDelay] = @"1";
}
if ([parameters[kPollMillis] intValue] < 20) { parameters[kPollMillis] = @"50"; }
if ([parameters[kMouseDelta] floatValue] < 0) { parameters[kMouseDelta] = @"0"; }
if ([parameters[kScale] floatValue] < 1) { parameters[kScale] = @"2.0"; }
if (!parameters[kDisableKey]) { parameters[kDisableKey] = @"control"; }
warpMouse =
parameters[kWarpX] && [parameters[kWarpX] floatValue] >= 0 && [parameters[kWarpX] floatValue] <= 1 &&
parameters[kWarpY] && [parameters[kWarpY] floatValue] >= 0 && [parameters[kWarpY] floatValue] <= 1;
#ifdef ALTERNATIVE_TASK_SWITCHER
if (!parameters[kAltTaskSwitcher]) { parameters[kAltTaskSwitcher] = @"true"; }
#endif
#ifdef FOCUS_FIRST
if (![parameters[kDelay] intValue] && !parameters[kFocusDelay]) { parameters[kFocusDelay] = @"1"; }
if (!parameters[kDelay] && ![parameters[kFocusDelay] intValue]) { parameters[kDelay] = @"1"; }
#endif
return;
}
@end // ConfigClass
//------------------------------------------where it all happens--------------------------------------------
void spaceChanged() {
spaceHasChanged = true;
oldPoint.x = oldPoint.y = 0;
}
bool appActivated() {
if (verbose) { NSLog(@"App activated"); }
if (!altTaskSwitcher) {
if (!activated_by_task_switcher) { return false; }
activated_by_task_switcher = false;
}
appWasActivated = true;
NSRunningApplication *frontmostApp = [[NSWorkspace sharedWorkspace] frontmostApplication];
pid_t frontmost_pid = frontmostApp.processIdentifier;
AXUIElementRef _activatedWindow = NULL;
AXUIElementRef _frontmostApp = AXUIElementCreateApplication(frontmost_pid);
AXUIElementCopyAttributeValue(_frontmostApp,
kAXMainWindowAttribute, (CFTypeRef *) &_activatedWindow);
if (!_activatedWindow) {
if (verbose) { NSLog(@"No main window, trying focused window"); }
AXUIElementCopyAttributeValue(_frontmostApp,
kAXFocusedWindowAttribute, (CFTypeRef *) &_activatedWindow);
}
CFRelease(_frontmostApp);
if (verbose) { NSLog(@"BundleIdentifier: %@", frontmostApp.bundleIdentifier); }
bool finder_app = [frontmostApp.bundleIdentifier isEqual: FinderBundleId];
if (finder_app) {
if (_activatedWindow) {
if (is_desktop_window(_activatedWindow)) {
CFRelease(_activatedWindow);
_activatedWindow = _previousFinderWindow;
} else {
if (_previousFinderWindow) { CFRelease(_previousFinderWindow); }
_previousFinderWindow = _activatedWindow;
}
} else { _activatedWindow = _previousFinderWindow; }
}
if (altTaskSwitcher) {
CGEventRef _event = CGEventCreate(NULL);
CGPoint mousePoint = CGEventGetLocation(_event);
if (_event) { CFRelease(_event); }
bool ignoreActivated = false;
// TODO: is the uncorrected mousePoint good enough?
AXUIElementRef _mouseWindow = get_mousewindow(mousePoint);
if (_mouseWindow) {
if (!activated_by_task_switcher) {
pid_t mouseWindow_pid;
// Checking for mouse movement reduces the problem of the mouse being warped
// when changing spaces and simultaneously moving the mouse to another screen
ignoreActivated = fabs(mousePoint.x-oldPoint.x) > 0;
ignoreActivated = ignoreActivated || fabs(mousePoint.y-oldPoint.y) > 0;
// Check if the mouse is already hovering above the frontmost app. If
// for example we only change spaces, we don't want the mouse to warp
ignoreActivated = ignoreActivated || (AXUIElementGetPid(_mouseWindow,
&mouseWindow_pid) == kAXErrorSuccess && mouseWindow_pid == frontmost_pid);
}
CFRelease(_mouseWindow);
} else { // dock or top menu
// Comment the line below if clicking the dock icons should also
// warp the mouse. Note this may introduce some unexpected warps
ignoreActivated = true;
}
activated_by_task_switcher = false; // used in the previous code block
if (ignoreActivated) {
if (verbose) { NSLog(@"Ignoring app activated"); }
if (!finder_app && _activatedWindow) { CFRelease(_activatedWindow); }
return false;
}
}
if (_activatedWindow) {
if (verbose) { NSLog(@"Warp mouse"); }
CGWarpMouseCursorPosition(get_mousepoint(_activatedWindow));
if (!finder_app) { CFRelease(_activatedWindow); }
}
return true;
}
void onTick() {
// determine if mouseMoved
CGEventRef _event = CGEventCreate(NULL);
CGPoint mousePoint = CGEventGetLocation(_event);
if (_event) { CFRelease(_event); }
float mouse_x_diff = mousePoint.x-oldPoint.x;
float mouse_y_diff = mousePoint.y-oldPoint.y;
oldPoint = mousePoint;
bool mouseMoved = fabs(mouse_x_diff) > mouseDelta;
mouseMoved = mouseMoved || fabs(mouse_y_diff) > mouseDelta;
mouseMoved = mouseMoved || propagateMouseMoved;
propagateMouseMoved = false;
// delayCount = 0 -> warp only
#ifdef FOCUS_FIRST
if (altTaskSwitcher && !delayCount && !raiseDelayCount) { return; }
#else
if (altTaskSwitcher && !delayCount) { return; }
#endif
// delayTicks = 0 -> delay disabled
// delayTicks = 1 -> delay finished
// delayTicks = n -> delay started
if (delayTicks > 1) { delayTicks--; }
#ifdef FOCUS_FIRST
if (!delayCount || raiseDelayCount == 1) {
#endif
if (@available(macOS 12.00, *)) {
// the correction should be applied before we return
// under certain conditions in the code after it. This
// ensures oldCorrectedPoint always has a recent value.
if (mouseMoved) {
NSScreen * screen = findScreen(mousePoint);
mousePoint.x += mouse_x_diff > 0 ? WINDOW_CORRECTION : -WINDOW_CORRECTION;
mousePoint.y += mouse_y_diff > 0 ? WINDOW_CORRECTION : -WINDOW_CORRECTION;
if (screen) {
NSScreen * main_screen = NSScreen.screens[0];
float screenOriginX = NSMinX(screen.frame) - NSMinX(main_screen.frame);
float screenOriginY = NSMaxY(main_screen.frame) - NSMaxY(screen.frame);
if (oldPoint.x > screenOriginX + NSWidth(screen.frame) - WINDOW_CORRECTION) {
if (verbose) { NSLog(@"Screen edge correction"); }
mousePoint.x = screenOriginX + NSWidth(screen.frame) - 1;
} else if (oldPoint.x < screenOriginX + WINDOW_CORRECTION - 1) {
if (verbose) { NSLog(@"Screen edge correction"); }
mousePoint.x = screenOriginX + 1;
}
if (oldPoint.y > screenOriginY + NSHeight(screen.frame) - WINDOW_CORRECTION) {
if (verbose) { NSLog(@"Screen edge correction"); }
mousePoint.y = screenOriginY + NSHeight(screen.frame) - 1;
} else {
float menuBarHeight =
fmax(0, NSMaxY(screen.frame) - NSMaxY(screen.visibleFrame) - 1);
if (mousePoint.y < screenOriginY + menuBarHeight + MENUBAR_CORRECTION) {
if (verbose) { NSLog(@"Menu bar correction"); }
mousePoint.y = screenOriginY;
}
}
}
oldCorrectedPoint = mousePoint;
} else {
mousePoint = oldCorrectedPoint;
}
}
#ifdef FOCUS_FIRST