diff --git a/patches/0001-ns-implement-AXBoundsForRange-for-macOS-Zoom-cursor-.patch b/patches/0001-ns-implement-AXBoundsForRange-for-macOS-Zoom-cursor-.patch new file mode 100644 index 0000000..430c348 --- /dev/null +++ b/patches/0001-ns-implement-AXBoundsForRange-for-macOS-Zoom-cursor-.patch @@ -0,0 +1,130 @@ +From 23fd2004cb00908a37ad44d0c41a1ca223eb7c55 Mon Sep 17 00:00:00 2001 +From: Daneel +Date: Sun, 22 Feb 2026 23:21:32 +0100 +Subject: [PATCH] ns: implement AXBoundsForRange for macOS Zoom cursor tracking + +Add NSAccessibilityBoundsForRangeParameterizedAttribute support to +EmacsView so that macOS Zoom and other accessibility tools can track +the text cursor position. + +This implements accessibilityAttributeValue:forParameter: on EmacsView, +storing the cursor rect in ns_draw_window_cursor and converting it to +screen coordinates on demand. + +Changes: +- Add lastAccessibilityCursorRect ivar to EmacsView (nsterm.h) +- Store cursor rect in ns_draw_window_cursor (nsterm.m) +- Implement accessibilityParameterizedAttributeNames +- Implement accessibilityAttributeValue:forParameter: for BoundsForRange +- Implement accessibilityIsIgnored, accessibilityFocusedUIElement, accessibilityRole +- EmacsView reports as NSAccessibilityTextAreaRole + +See also: https://github.com/nicowillis/Ghostty/issues/4053 +--- + src/nsterm.h | 3 +++ + src/nsterm.m | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++ + 2 files changed, 71 insertions(+) + +diff --git a/src/nsterm.h b/src/nsterm.h +index 7c1ee4c..6c1ff34 100644 +--- a/src/nsterm.h ++++ b/src/nsterm.h +@@ -485,6 +485,9 @@ enum ns_return_frame_mode + struct frame *emacsframe; + int scrollbarsNeedingUpdate; + NSRect ns_userRect; ++#ifdef NS_IMPL_COCOA ++ NSRect lastAccessibilityCursorRect; ++#endif + } + + /* AppKit-side interface. */ +diff --git a/src/nsterm.m b/src/nsterm.m +index 932d209..c900d71 100644 +--- a/src/nsterm.m ++++ b/src/nsterm.m +@@ -3232,6 +3232,15 @@ Note that CURSOR_WIDTH is meaningful only for (h)bar cursors. + /* Prevent the cursor from being drawn outside the text area. */ + r = NSIntersectionRect (r, ns_row_rect (w, glyph_row, TEXT_AREA)); + ++#ifdef NS_IMPL_COCOA ++ /* Store cursor rect for accessibility (AXBoundsForRange). */ ++ { ++ EmacsView *view = FRAME_NS_VIEW (f); ++ if (view) ++ view->lastAccessibilityCursorRect = r; ++ } ++#endif ++ + ns_focus (f, NULL, 0); + + NSGraphicsContext *ctx = [NSGraphicsContext currentContext]; +@@ -9474,6 +9483,65 @@ - (int) fullscreenState + return fs_state; + } + ++#ifdef NS_IMPL_COCOA ++/* Accessibility support for macOS Zoom and other assistive tools. ++ Implements AXBoundsForRange so that cursor tracking works. */ ++ ++- (BOOL)accessibilityIsIgnored ++{ ++ return NO; ++} ++ ++- (id)accessibilityFocusedUIElement ++{ ++ return self; ++} ++ ++- (NSString *)accessibilityRole ++{ ++ return NSAccessibilityTextAreaRole; ++} ++ ++- (NSArray *)accessibilityParameterizedAttributeNames ++{ ++ NSArray *superAttrs = [super accessibilityParameterizedAttributeNames]; ++ if (superAttrs == nil) ++ superAttrs = @[]; ++ return [superAttrs arrayByAddingObjectsFromArray: ++ @[NSAccessibilityBoundsForRangeParameterizedAttribute]]; ++} ++ ++- (id)accessibilityAttributeValue:(NSString *)attribute ++ forParameter:(id)parameter ++{ ++ if ([attribute isEqualToString: ++ NSAccessibilityBoundsForRangeParameterizedAttribute]) ++ { ++ NSRect viewRect = lastAccessibilityCursorRect; ++ ++ /* lastAccessibilityCursorRect is in EmacsView coordinates ++ (flipped: y=0 at top). convertRect:toView:nil handles ++ the flipped-to-unflipped conversion automatically for ++ flipped views, so no manual flip is needed. */ ++ ++ if (viewRect.size.width < 1) ++ viewRect.size.width = 1; ++ if (viewRect.size.height < 1) ++ viewRect.size.height = 8; ++ ++ NSWindow *win = [self window]; ++ if (win == nil) ++ return [NSValue valueWithRect:NSZeroRect]; ++ ++ NSRect windowRect = [self convertRect:viewRect toView:nil]; ++ NSRect screenRect = [win convertRectToScreen:windowRect]; ++ ++ return [NSValue valueWithRect:screenRect]; ++ } ++ return [super accessibilityAttributeValue:attribute forParameter:parameter]; ++} ++#endif /* NS_IMPL_COCOA */ ++ + @end /* EmacsView */ + + +-- +2.43.0 +