1 /* vi:set ts=8 sts=4 sw=4 ft=objc:
3 * VIM - Vi IMproved by Bram Moolenaar
4 * MacVim GUI port by Bjorn Winckler
6 * Do ":help uganda" in Vim to read copying and usage conditions.
7 * Do ":help credits" in Vim to see a list of people who contributed.
8 * See README.txt for an overview of the Vim source code.
11 #import "MMTextView.h"
12 #import "MMTextStorage.h"
13 #import "MMWindowController.h"
14 #import "MMVimController.h"
19 // The max/min drag timer interval in seconds
20 static NSTimeInterval MMDragTimerMaxInterval = .3f;
21 static NSTimeInterval MMDragTimerMinInterval = .01f;
23 // The number of pixels in which the drag timer interval changes
24 static float MMDragAreaSize = 73.0f;
29 @interface MMTextView (Private)
30 - (BOOL)convertPoint:(NSPoint)point toRow:(int *)row column:(int *)column;
31 - (BOOL)convertRow:(int)row column:(int)column toPoint:(NSPoint *)point;
32 - (NSRect)trackingRect;
33 - (void)dispatchKeyEvent:(NSEvent *)event;
34 - (MMVimController *)vimController;
35 - (void)startDragTimerWithInterval:(NSTimeInterval)t;
36 - (void)dragTimerFired:(NSTimer *)timer;
37 - (void)sendKeyDown:(const char *)chars length:(int)len modifiers:(int)flags;
42 @implementation MMTextView
46 if (markedTextField) {
47 [[markedTextField window] autorelease];
48 [markedTextField release];
49 markedTextField = nil;
52 [lastMouseDownEvent release];
56 - (NSEvent *)lastMouseDownEvent
58 return lastMouseDownEvent;
61 - (BOOL)shouldDrawInsertionPoint
63 // NOTE: The insertion point is drawn manually in drawRect:. It would be
64 // nice to be able to use the insertion point related methods of
65 // NSTextView, but it seems impossible to get them to work properly (search
66 // the cocoabuilder archives).
70 - (void)setShouldDrawInsertionPoint:(BOOL)on
72 shouldDrawInsertionPoint = on;
75 - (void)drawInsertionPointAtRow:(int)row column:(int)col shape:(int)shape
76 fraction:(int)percent color:(NSColor *)color
78 //NSLog(@"drawInsertionPointAtRow:%d column:%d shape:%d color:%@",
79 // row, col, shape, color);
81 // This only stores where to draw the insertion point, the actual drawing
82 // is done in drawRect:.
83 shouldDrawInsertionPoint = YES;
84 insertionPointRow = row;
85 insertionPointColumn = col;
86 insertionPointShape = shape;
87 insertionPointFraction = percent;
89 [self setInsertionPointColor:color];
92 - (void)hideMarkedTextField
94 if (markedTextField) {
95 NSWindow *win = [markedTextField window];
97 [markedTextField setStringValue:@""];
101 - (void)drawRect:(NSRect)rect
103 [super drawRect:rect];
105 if (shouldDrawInsertionPoint) {
106 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
107 NSLayoutManager *lm = [self layoutManager];
108 NSTextContainer *tc = [self textContainer];
110 // Given (row,column), calculate the bounds of the glyph at that spot.
111 // We use the layout manager because this gives us exactly the size and
112 // location of the glyph so that we can match the insertion point to
114 unsigned charIdx = [ts characterIndexForRow:insertionPointRow
115 column:insertionPointColumn];
117 [lm glyphRangeForCharacterRange:NSMakeRange(charIdx,1)
118 actualCharacterRange:NULL];
119 NSRect ipRect = [lm boundingRectForGlyphRange:glyphRange
121 ipRect.origin.x += [self textContainerOrigin].x;
122 ipRect.origin.y += [self textContainerOrigin].y;
124 if (MMInsertionPointHorizontal == insertionPointShape) {
125 int frac = ([ts cellSize].height * insertionPointFraction + 99)/100;
126 ipRect.origin.y += ipRect.size.height - frac;
127 ipRect.size.height = frac;
128 } else if (MMInsertionPointVertical == insertionPointShape) {
129 int frac = ([ts cellSize].width* insertionPointFraction + 99)/100;
130 ipRect.size.width = frac;
133 [[self insertionPointColor] set];
134 if (MMInsertionPointHollow == insertionPointShape) {
140 // NOTE: We only draw the cursor once and rely on Vim to say when it
141 // should be drawn again.
142 shouldDrawInsertionPoint = NO;
144 //NSLog(@"%s draw insertion point %@ shape=%d color=%@", _cmd,
145 // NSStringFromRect(ipRect), insertionPointShape,
146 // [self insertionPointColor]);
150 - (void)keyDown:(NSEvent *)event
152 //NSLog(@"%s %@", _cmd, event);
153 // HACK! If a modifier is held, don't pass the event along to
154 // interpretKeyEvents: since some keys are bound to multiple commands which
155 // means doCommandBySelector: is called several times.
157 // TODO: Figure out a way to disable Cocoa key bindings entirely, without
158 // affecting input management.
160 if ([event modifierFlags] & NSControlKeyMask)
161 [self dispatchKeyEvent:event];
163 [super keyDown:event];
166 - (void)insertText:(id)string
168 //NSLog(@"%s %@", _cmd, string);
169 // NOTE! This method is called for normal key presses but also for
170 // Option-key presses --- even when Ctrl is held as well as Option. When
171 // Ctrl is held, the AppKit translates the character to a Ctrl+key stroke,
172 // so 'string' need not be a printable character! In this case it still
173 // works to pass 'string' on to Vim as a printable character (since
174 // modifiers are already included and should not be added to the input
175 // buffer using CSI, K_MODIFIER).
177 [self hideMarkedTextField];
179 NSEvent *event = [NSApp currentEvent];
181 // HACK! In order to be able to bind to <S-Space> etc. we have to watch
182 // for when space was pressed.
183 if ([event type] == NSKeyDown
184 && [[event charactersIgnoringModifiers] length] > 0
185 && [[event charactersIgnoringModifiers] characterAtIndex:0] == ' '
186 && [event modifierFlags]
187 & (NSShiftKeyMask|NSControlKeyMask|NSAlternateKeyMask))
189 [self dispatchKeyEvent:event];
193 // TODO: Support 'mousehide' (check p_mh)
194 [NSCursor setHiddenUntilMouseMoves:YES];
196 // NOTE: 'string' is either an NSString or an NSAttributedString. Since we
197 // do not support attributes, simply pass the corresponding NSString in the
199 if ([string isKindOfClass:[NSAttributedString class]])
200 string = [string string];
202 [[self vimController] sendMessage:InsertTextMsgID
203 data:[string dataUsingEncoding:NSUTF8StringEncoding]
208 - (void)doCommandBySelector:(SEL)selector
210 //NSLog(@"%s %@", _cmd, NSStringFromSelector(selector));
211 // By ignoring the selector we effectively disable the key binding
212 // mechanism of Cocoa. Hopefully this is what the user will expect
213 // (pressing Ctrl+P would otherwise result in moveUp: instead of previous
216 // We usually end up here if the user pressed Ctrl+key (but not
219 NSEvent *event = [NSApp currentEvent];
221 if (selector == @selector(cancelOperation:)
222 || selector == @selector(insertNewline:)) {
223 // HACK! If there was marked text which got abandoned as a result of
224 // hitting escape or enter, then 'insertText:' is called with the
225 // abandoned text but '[event characters]' includes the abandoned text
226 // as well. Since 'dispatchKeyEvent:' looks at '[event characters]' we
227 // must intercept these keys here or the abandonded text gets inserted
229 NSString *key = [event charactersIgnoringModifiers];
230 const char *chars = [key UTF8String];
231 int len = [key lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
233 if (0x3 == chars[0]) {
234 // HACK! AppKit turns enter (not return) into Ctrl-C, so we need to
235 // handle it separately (else Ctrl-C doesn't work).
236 static char keypadEnter[2] = { 'K', 'A' };
237 len = 2; chars = keypadEnter;
240 [self sendKeyDown:chars length:len modifiers:[event modifierFlags]];
242 [self dispatchKeyEvent:event];
247 // Confused note to self: Why did I implement this in the first place? Will
248 // something break if I don't?
250 // Answer: Cmd-letter key strokes are consumed by the menu (regardless if they
251 // are bound to a menu item or not) and never passed on to Vim.
253 // Input methods that use arrow keys do not work
254 // properly with this implementation, so it is disabled for now.
255 - (BOOL)performKeyEquivalent:(NSEvent *)event
257 NSLog(@"%s %@", _cmd, event);
258 // Called for Cmd+key keystrokes, function keys, arrow keys, page
259 // up/down, home, end.
261 if ([event type] != NSKeyDown)
264 // HACK! Let the main menu try to handle any key down event, before
265 // passing it on to vim, otherwise key equivalents for menus will
266 // effectively be disabled.
267 if ([[NSApp mainMenu] performKeyEquivalent:event])
270 // HACK! KeyCode 50 represent the key which switches between windows
271 // within an application (like Cmd+Tab is used to switch between
272 // applications). Return NO here, else the window switching does not work.
274 // Will this hack work for all languages / keyboard layouts?
275 if ([event keyCode] == 50)
278 //NSLog(@"%s%@", _cmd, event);
280 NSString *string = [event charactersIgnoringModifiers];
281 int flags = [event modifierFlags];
282 int len = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
283 NSMutableData *data = [NSMutableData data];
285 [data appendBytes:&flags length:sizeof(int)];
286 [data appendBytes:&len length:sizeof(int)];
287 [data appendBytes:[string UTF8String] length:len];
289 [[self vimController] sendMessage:CmdKeyMsgID data:data wait:NO];
295 - (BOOL)hasMarkedText
297 //NSLog(@"%s", _cmd);
298 return markedTextField && [[markedTextField stringValue] length] > 0;
301 - (NSRange)markedRange
303 //NSLog(@"%s", _cmd);
304 // HACK! If a valid range is returned, then NSTextView changes the
305 // background color of the returned range. Since marked text is displayed
306 // in a separate popup window this behaviour is not wanted. By setting the
307 // location of the returned range to NSNotFound NSTextView does nothing.
308 // This hack is continued in 'firstRectForCharacterRange:'.
309 return NSMakeRange(NSNotFound, 0);
312 - (void)setMarkedText:(id)text selectedRange:(NSRange)range
314 //NSLog(@"setMarkedText:'%@' selectedRange:%@", text,
315 // NSStringFromRange(range));
317 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
320 if (!markedTextField) {
321 // Create a text field and put it inside a floating panel. This field
322 // is used to display marked text.
323 NSSize cellSize = [ts cellSize];
324 NSRect cellRect = { 0, 0, cellSize.width, cellSize.height };
326 markedTextField = [[NSTextField alloc] initWithFrame:cellRect];
327 [markedTextField setEditable:NO];
328 [markedTextField setSelectable:NO];
329 [markedTextField setBezeled:NO];
330 [markedTextField setBordered:YES];
332 NSPanel *panel = [[NSPanel alloc]
333 initWithContentRect:cellRect
334 styleMask:NSBorderlessWindowMask|NSUtilityWindowMask
335 backing:NSBackingStoreBuffered
338 //[panel setHidesOnDeactivate:NO];
339 [panel setFloatingPanel:YES];
340 [panel setBecomesKeyOnlyIfNeeded:YES];
341 [panel setContentView:markedTextField];
344 if (text && [text length] > 0) {
345 [markedTextField setFont:[ts font]];
346 if ([text isKindOfClass:[NSAttributedString class]])
347 [markedTextField setAttributedStringValue:text];
349 [markedTextField setStringValue:text];
351 [markedTextField sizeToFit];
352 NSSize size = [markedTextField frame].size;
354 // Convert coordinates (row,col) -> view -> window base -> screen
356 if (![self convertRow:insertionPointRow+1 column:insertionPointColumn
359 origin = [self convertPoint:origin toView:nil];
360 origin = [[self window] convertBaseToScreen:origin];
362 NSWindow *win = [markedTextField window];
363 [win setContentSize:size];
364 [win setFrameOrigin:origin];
365 [win orderFront:nil];
367 [self hideMarkedTextField];
373 //NSLog(@"%s", _cmd);
374 [self hideMarkedTextField];
377 - (NSRect)firstRectForCharacterRange:(NSRange)range
379 //NSLog(@"%s%@", _cmd, NSStringFromRange(range));
381 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
382 NSLayoutManager *lm = [self layoutManager];
383 NSTextContainer *tc = [self textContainer];
385 // HACK! Since we always return marked text to have location NSNotFound,
386 // this method will be called with 'range.location == NSNotFound' whenever
387 // the input manager tries to position a popup window near the insertion
388 // point. For this reason we compute where the insertion point is and
389 // return a rect which contains it.
390 if (!(ts && lm && tc) || NSNotFound != range.location)
391 return [super firstRectForCharacterRange:range];
393 unsigned charIdx = [ts characterIndexForRow:insertionPointRow
394 column:insertionPointColumn];
396 [lm glyphRangeForCharacterRange:NSMakeRange(charIdx,1)
397 actualCharacterRange:NULL];
398 NSRect ipRect = [lm boundingRectForGlyphRange:glyphRange
400 ipRect.origin.x += [self textContainerOrigin].x;
401 ipRect.origin.y += [self textContainerOrigin].y + [ts cellSize].height;
403 ipRect.origin = [self convertPoint:ipRect.origin toView:nil];
404 ipRect.origin = [[self window] convertBaseToScreen:ipRect.origin];
409 - (void)scrollWheel:(NSEvent *)event
411 if ([event deltaY] == 0)
415 NSPoint pt = [self convertPoint:[event locationInWindow] fromView:nil];
416 if (![self convertPoint:pt toRow:&row column:&col])
419 int flags = [event modifierFlags];
420 float dy = [event deltaY];
421 NSMutableData *data = [NSMutableData data];
423 [data appendBytes:&row length:sizeof(int)];
424 [data appendBytes:&col length:sizeof(int)];
425 [data appendBytes:&flags length:sizeof(int)];
426 [data appendBytes:&dy length:sizeof(float)];
428 [[self vimController] sendMessage:ScrollWheelMsgID data:data wait:NO];
431 - (void)mouseDown:(NSEvent *)event
434 NSPoint pt = [self convertPoint:[event locationInWindow] fromView:nil];
435 if (![self convertPoint:pt toRow:&row column:&col])
438 lastMouseDownEvent = [event copy];
440 int button = [event buttonNumber];
441 int flags = [event modifierFlags];
442 int count = [event clickCount];
443 NSMutableData *data = [NSMutableData data];
445 // If desired, intepret Ctrl-Click as a right mouse click.
446 if ([[NSUserDefaults standardUserDefaults]
447 boolForKey:MMTranslateCtrlClickKey]
448 && button == 0 && flags & NSControlKeyMask) {
450 flags &= ~NSControlKeyMask;
453 [data appendBytes:&row length:sizeof(int)];
454 [data appendBytes:&col length:sizeof(int)];
455 [data appendBytes:&button length:sizeof(int)];
456 [data appendBytes:&flags length:sizeof(int)];
457 [data appendBytes:&count length:sizeof(int)];
459 [[self vimController] sendMessage:MouseDownMsgID data:data wait:NO];
462 - (void)rightMouseDown:(NSEvent *)event
464 [self mouseDown:event];
467 - (void)otherMouseDown:(NSEvent *)event
469 [self mouseDown:event];
472 - (void)mouseUp:(NSEvent *)event
475 NSPoint pt = [self convertPoint:[event locationInWindow] fromView:nil];
476 if (![self convertPoint:pt toRow:&row column:&col])
479 int flags = [event modifierFlags];
480 NSMutableData *data = [NSMutableData data];
482 [data appendBytes:&row length:sizeof(int)];
483 [data appendBytes:&col length:sizeof(int)];
484 [data appendBytes:&flags length:sizeof(int)];
486 [[self vimController] sendMessage:MouseUpMsgID data:data wait:NO];
491 - (void)rightMouseUp:(NSEvent *)event
493 [self mouseUp:event];
496 - (void)otherMouseUp:(NSEvent *)event
498 [self mouseUp:event];
501 - (void)mouseDragged:(NSEvent *)event
503 int flags = [event modifierFlags];
505 NSPoint pt = [self convertPoint:[event locationInWindow] fromView:nil];
506 if (![self convertPoint:pt toRow:&row column:&col])
509 // Autoscrolling is done in dragTimerFired:
510 if (!isAutoscrolling) {
511 NSMutableData *data = [NSMutableData data];
513 [data appendBytes:&row length:sizeof(int)];
514 [data appendBytes:&col length:sizeof(int)];
515 [data appendBytes:&flags length:sizeof(int)];
517 [[self vimController] sendMessage:MouseDraggedMsgID data:data wait:NO];
521 dragRow = row; dragColumn = col; dragFlags = flags;
523 [self startDragTimerWithInterval:.5];
528 - (void)rightMouseDragged:(NSEvent *)event
530 [self mouseDragged:event];
533 - (void)otherMouseDragged:(NSEvent *)event
535 [self mouseDragged:event];
538 - (void)mouseMoved:(NSEvent *)event
540 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
543 NSPoint pt = [self convertPoint:[event locationInWindow] fromView:nil];
545 if (![self convertPoint:pt toRow:&row column:&col])
548 // HACK! It seems impossible to get the tracking rects set up before the
549 // view is visible, which means that the first mouseEntered: or
550 // mouseExited: events are never received. This forces us to check if the
551 // mouseMoved: event really happened over the text.
553 [ts getMaxRows:&rows columns:&cols];
554 if (row >= 0 && row < rows && col >= 0 && col < cols) {
555 NSMutableData *data = [NSMutableData data];
557 [data appendBytes:&row length:sizeof(int)];
558 [data appendBytes:&col length:sizeof(int)];
560 [[self vimController] sendMessage:MouseMovedMsgID data:data wait:NO];
564 - (void)mouseEntered:(NSEvent *)event
566 //NSLog(@"%s", _cmd);
568 // NOTE: This event is received even when the window is not key; thus we
569 // have to take care not to enable mouse moved events unless our window is
571 if ([[self window] isKeyWindow])
572 [[self window] setAcceptsMouseMovedEvents:YES];
575 - (void)mouseExited:(NSEvent *)event
577 //NSLog(@"%s", _cmd);
579 [[self window] setAcceptsMouseMovedEvents:NO];
581 // NOTE: This event is received even when the window is not key; if the
582 // mouse shape is set when our window is not key, the hollow (unfocused)
583 // cursor will become a block (focused) cursor.
584 if ([[self window] isKeyWindow]) {
586 NSMutableData *data = [NSMutableData data];
587 [data appendBytes:&shape length:sizeof(int)];
588 [[self vimController] sendMessage:SetMouseShapeMsgID data:data wait:NO];
592 - (void)setFrame:(NSRect)frame
594 //NSLog(@"%s", _cmd);
596 // When the frame changes we also need to update the tracking rect.
597 [super setFrame:frame];
598 [self removeTrackingRect:trackingRectTag];
599 trackingRectTag = [self addTrackingRect:[self trackingRect] owner:self
600 userData:NULL assumeInside:YES];
603 - (void)viewDidMoveToWindow
605 //NSLog(@"%s (window=%@)", _cmd, [self window]);
607 // Set a tracking rect which covers the text.
608 // NOTE: While the mouse cursor is in this rect the view will receive
609 // 'mouseMoved:' events so that Vim can take care of updating the mouse
612 [[self window] setAcceptsMouseMovedEvents:YES];
613 trackingRectTag = [self addTrackingRect:[self trackingRect] owner:self
614 userData:NULL assumeInside:YES];
618 - (void)viewWillMoveToWindow:(NSWindow *)newWindow
620 //NSLog(@"%s%@", _cmd, newWindow);
622 // Remove tracking rect if view moves or is removed.
623 if ([self window] && trackingRectTag) {
624 [self removeTrackingRect:trackingRectTag];
629 - (NSMenu*)menuForEvent:(NSEvent *)event
631 // HACK! Return nil to disable NSTextView's popup menus (Vim provides its
632 // own). Called when user Ctrl-clicks in the view (this is already handled
633 // in rightMouseDown:).
637 - (NSArray *)acceptableDragTypes
639 return [NSArray arrayWithObjects:NSFilenamesPboardType,
640 NSStringPboardType, nil];
643 - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
645 NSPasteboard *pboard = [sender draggingPasteboard];
647 if ([[pboard types] containsObject:NSStringPboardType]) {
648 NSString *string = [pboard stringForType:NSStringPboardType];
649 [[self vimController] dropString:string];
651 } else if ([[pboard types] containsObject:NSFilenamesPboardType]) {
652 NSArray *files = [pboard propertyListForType:NSFilenamesPboardType];
653 [[self vimController] dropFiles:files];
660 - (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
662 NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
663 NSPasteboard *pboard = [sender draggingPasteboard];
665 if ( [[pboard types] containsObject:NSFilenamesPboardType]
666 && (sourceDragMask & NSDragOperationCopy) )
667 return NSDragOperationCopy;
668 if ( [[pboard types] containsObject:NSStringPboardType]
669 && (sourceDragMask & NSDragOperationCopy) )
670 return NSDragOperationCopy;
672 return NSDragOperationNone;
675 - (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
677 NSDragOperation sourceDragMask = [sender draggingSourceOperationMask];
678 NSPasteboard *pboard = [sender draggingPasteboard];
680 if ( [[pboard types] containsObject:NSFilenamesPboardType]
681 && (sourceDragMask & NSDragOperationCopy) )
682 return NSDragOperationCopy;
683 if ( [[pboard types] containsObject:NSStringPboardType]
684 && (sourceDragMask & NSDragOperationCopy) )
685 return NSDragOperationCopy;
687 return NSDragOperationNone;
690 - (void)changeFont:(id)sender
692 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
695 NSFont *oldFont = [ts font];
696 NSFont *newFont = [sender convertFont:oldFont];
699 NSString *name = [newFont displayName];
700 unsigned len = [name lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
702 NSMutableData *data = [NSMutableData data];
703 float pointSize = [newFont pointSize];
705 [data appendBytes:&pointSize length:sizeof(float)];
707 ++len; // include NUL byte
708 [data appendBytes:&len length:sizeof(unsigned)];
709 [data appendBytes:[name UTF8String] length:len];
711 [[self vimController] sendMessage:SetFontMsgID data:data wait:NO];
716 - (void)resetCursorRects
718 // No need to set up cursor rects since Vim handles cursor changes.
721 - (void)updateFontPanel
723 // The font panel is updated whenever the font is set.
731 @implementation MMTextView (Private)
733 - (BOOL)convertPoint:(NSPoint)point toRow:(int *)row column:(int *)column
736 NSLayoutManager *lm = [self layoutManager];
737 NSTextContainer *tc = [self textContainer];
738 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
740 if (!(lm && tc && ts))
743 unsigned glyphIdx = [lm glyphIndexForPoint:point inTextContainer:tc];
744 unsigned charIdx = [lm characterIndexForGlyphAtIndex:glyphIdx];
746 int mod = [ts maxColumns] + 1;
748 if (row) *row = (int)(charIdx / mod);
749 if (column) *column = (int)(charIdx % mod);
751 NSLog(@"convertPoint:%@ toRow:%d column:%d", NSStringFromPoint(point),
756 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
757 NSSize cellSize = [ts cellSize];
758 if (!(cellSize.width > 0 && cellSize.height > 0))
760 NSPoint origin = [self textContainerOrigin];
762 if (row) *row = floor((point.y-origin.y-1) / cellSize.height);
763 if (column) *column = floor((point.x-origin.x-1) / cellSize.width);
765 //NSLog(@"convertPoint:%@ toRow:%d column:%d", NSStringFromPoint(point),
772 - (BOOL)convertRow:(int)row column:(int)column toPoint:(NSPoint *)point
774 MMTextStorage *ts = (MMTextStorage*)[self textStorage];
775 NSSize cellSize = [ts cellSize];
776 if (!(point && cellSize.width > 0 && cellSize.height > 0))
779 *point = [self textContainerOrigin];
780 point->x += column * cellSize.width;
781 point->y += row * cellSize.height;
786 - (NSRect)trackingRect
788 NSRect rect = [self frame];
789 NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
790 int left = [ud integerForKey:MMTextInsetLeftKey];
791 int top = [ud integerForKey:MMTextInsetTopKey];
792 int right = [ud integerForKey:MMTextInsetRightKey];
793 int bot = [ud integerForKey:MMTextInsetBottomKey];
795 rect.origin.x = left;
797 rect.size.width -= left + right - 1;
798 rect.size.height -= top + bot - 1;
803 - (void)dispatchKeyEvent:(NSEvent *)event
805 // Only handle the command if it came from a keyDown event
806 if ([event type] != NSKeyDown)
809 NSString *chars = [event characters];
810 NSString *unmodchars = [event charactersIgnoringModifiers];
811 unichar c = [chars characterAtIndex:0];
812 unichar imc = [unmodchars characterAtIndex:0];
814 const char *bytes = 0;
816 //NSLog(@"%s chars[0]=0x%x unmodchars[0]=0x%x (chars=%@ unmodchars=%@)",
817 // _cmd, c, imc, chars, unmodchars);
819 if (' ' == imc && 0xa0 != c) {
820 // HACK! The AppKit turns <C-Space> into <C-@> which is not standard
821 // Vim behaviour, so bypass this problem. (0xa0 is <M-Space>, which
822 // should be passed on as is.)
823 len = [unmodchars lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
824 bytes = [unmodchars UTF8String];
825 } else if (imc == c && '2' == c) {
826 // HACK! Translate Ctrl+2 to <C-@>.
827 static char ctrl_at = 0;
828 len = 1; bytes = &ctrl_at;
829 } else if (imc == c && '6' == c) {
830 // HACK! Translate Ctrl+6 to <C-^>.
831 static char ctrl_hat = 0x1e;
832 len = 1; bytes = &ctrl_hat;
833 } else if (c == 0x19 && imc == 0x19) {
834 // HACK! AppKit turns back tab into Ctrl-Y, so we need to handle it
835 // separately (else Ctrl-Y doesn't work).
836 static char back_tab[2] = { 'k', 'B' };
837 len = 2; bytes = back_tab;
839 len = [chars lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
840 bytes = [chars UTF8String];
843 [self sendKeyDown:bytes length:len modifiers:[event modifierFlags]];
846 - (MMVimController *)vimController
848 id windowController = [[self window] windowController];
850 // TODO: Make sure 'windowController' is a MMWindowController before type
852 return [(MMWindowController*)windowController vimController];
855 - (void)startDragTimerWithInterval:(NSTimeInterval)t
857 [NSTimer scheduledTimerWithTimeInterval:t target:self
858 selector:@selector(dragTimerFired:)
859 userInfo:nil repeats:NO];
862 - (void)dragTimerFired:(NSTimer *)timer
864 // TODO: Autoscroll in horizontal direction?
865 static unsigned tick = 1;
866 MMTextStorage *ts = (MMTextStorage *)[self textStorage];
868 isAutoscrolling = NO;
870 if (isDragging && ts && (dragRow < 0 || dragRow >= [ts maxRows])) {
871 // HACK! If the mouse cursor is outside the text area, then send a
872 // dragged event. However, if row&col hasn't changed since the last
873 // dragged event, Vim won't do anything (see gui_send_mouse_event()).
874 // Thus we fiddle with the column to make sure something happens.
875 int col = dragColumn + (dragRow < 0 ? -(tick % 2) : +(tick % 2));
876 NSMutableData *data = [NSMutableData data];
878 [data appendBytes:&dragRow length:sizeof(int)];
879 [data appendBytes:&col length:sizeof(int)];
880 [data appendBytes:&dragFlags length:sizeof(int)];
882 [[self vimController] sendMessage:MouseDraggedMsgID data:data wait:NO];
884 isAutoscrolling = YES;
888 // Compute timer interval depending on how far away the mouse cursor is
889 // from the text view.
890 NSRect rect = [self trackingRect];
892 if (dragPoint.y < rect.origin.y) dy = rect.origin.y - dragPoint.y;
893 else if (dragPoint.y > NSMaxY(rect)) dy = dragPoint.y - NSMaxY(rect);
894 if (dy > MMDragAreaSize) dy = MMDragAreaSize;
896 NSTimeInterval t = MMDragTimerMaxInterval -
897 dy*(MMDragTimerMaxInterval-MMDragTimerMinInterval)/MMDragAreaSize;
899 [self startDragTimerWithInterval:t];
905 - (void)sendKeyDown:(const char *)chars length:(int)len modifiers:(int)flags
907 if (chars && len > 0) {
908 NSMutableData *data = [NSMutableData data];
910 [data appendBytes:&flags length:sizeof(int)];
911 [data appendBytes:&len length:sizeof(int)];
912 [data appendBytes:chars length:len];
914 // TODO: Support 'mousehide' (check p_mh)
915 [NSCursor setHiddenUntilMouseMoves:YES];
917 //NSLog(@"%s len=%d chars=0x%x", _cmd, len, chars[0]);
918 [[self vimController] sendMessage:KeyDownMsgID data:data wait:NO];
922 @end // MMTextView (Private)