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.
15 // NOTE: Colors in MMBackend are stored as unsigned ints on the form 0xaarrggbb
16 // whereas colors in Vim are int without the alpha component. Also note that
17 // 'transp' is assumed to be a value between 0 and 100.
18 #define MM_COLOR(col) ((unsigned)( ((col)&0xffffff) | 0xff000000 ))
19 #define MM_COLOR_WITH_TRANSP(col,transp) \
20 ((unsigned)( ((col)&0xffffff) \
21 | ((((unsigned)((((100-(transp))*255)/100)+.5f))&0xff)<<24) ))
24 // This constant controls how often the command queue may be flushed. If it is
25 // too small the app might feel unresponsive; if it is too large there might be
26 // long periods without the screen updating (e.g. when sourcing a large session
27 // file). (The unit is seconds.)
28 static float MMFlushTimeoutInterval = 0.1f;
30 static unsigned MMServerMax = 1000;
32 // NOTE: The default font is bundled with the application.
33 static NSString *MMDefaultFontName = @"DejaVu Sans Mono";
34 static float MMDefaultFontSize = 12.0f;
36 // TODO: Move to separate file.
37 static int eventModifierFlagsToVimModMask(int modifierFlags);
38 static int vimModMaskToEventModifierFlags(int mods);
39 static int eventModifierFlagsToVimMouseModMask(int modifierFlags);
40 static int eventButtonNumberToVimMouseButton(int buttonNumber);
41 static int specialKeyToNSKey(int key);
51 @interface NSString (MMServerNameCompare)
52 - (NSComparisonResult)serverNameCompare:(NSString *)string;
57 @interface MMBackend (Private)
58 - (void)handleMessage:(int)msgid data:(NSData *)data;
59 + (NSDictionary *)specialKeys;
60 - (void)handleKeyDown:(NSString *)key modifiers:(int)mods;
61 - (void)queueMessage:(int)msgid data:(NSData *)data;
62 - (void)connectionDidDie:(NSNotification *)notification;
63 - (void)blinkTimerFired:(NSTimer *)timer;
64 - (void)focusChange:(BOOL)on;
65 - (void)processInputBegin;
66 - (void)processInputEnd;
67 - (NSString *)connectionNameFromServerName:(NSString *)name;
68 - (NSConnection *)connectionForServerName:(NSString *)name;
69 - (NSConnection *)connectionForServerPort:(int)port;
70 - (void)serverConnectionDidDie:(NSNotification *)notification;
71 - (void)addClient:(NSDistantObject *)client;
72 - (NSString *)alternateServerNameForName:(NSString *)name;
77 @implementation MMBackend
79 + (MMBackend *)sharedInstance
81 static MMBackend *singleton = nil;
82 return singleton ? singleton : (singleton = [MMBackend new]);
87 if ((self = [super init])) {
88 fontContainerRef = loadFonts();
90 queue = [[NSMutableArray alloc] init];
91 #if MM_USE_INPUT_QUEUE
92 inputQueue = [[NSMutableArray alloc] init];
94 drawData = [[NSMutableData alloc] initWithCapacity:1024];
95 connectionNameDict = [[NSMutableDictionary alloc] init];
96 clientProxyDict = [[NSMutableDictionary alloc] init];
97 serverReplyDict = [[NSMutableDictionary alloc] init];
99 NSString *path = [[NSBundle mainBundle] pathForResource:@"Colors"
102 colorDict = [[NSDictionary dictionaryWithContentsOfFile:path]
105 NSLog(@"WARNING: Could not locate Colors.plist.");
108 path = [[NSBundle mainBundle] pathForResource:@"SystemColors"
111 sysColorDict = [[NSDictionary dictionaryWithContentsOfFile:path]
114 NSLog(@"WARNING: Could not locate SystemColors.plist.");
123 //NSLog(@"%@ %s", [self className], _cmd);
125 [[NSNotificationCenter defaultCenter] removeObserver:self];
127 [blinkTimer release]; blinkTimer = nil;
128 #if MM_USE_INPUT_QUEUE
129 [inputQueue release]; inputQueue = nil;
131 [alternateServerName release]; alternateServerName = nil;
132 [serverReplyDict release]; serverReplyDict = nil;
133 [clientProxyDict release]; clientProxyDict = nil;
134 [connectionNameDict release]; connectionNameDict = nil;
135 [queue release]; queue = nil;
136 [drawData release]; drawData = nil;
137 [frontendProxy release]; frontendProxy = nil;
138 [connection release]; connection = nil;
139 [sysColorDict release]; sysColorDict = nil;
140 [colorDict release]; colorDict = nil;
145 - (void)setBackgroundColor:(int)color
147 backgroundColor = MM_COLOR_WITH_TRANSP(color,p_transp);
150 - (void)setForegroundColor:(int)color
152 foregroundColor = MM_COLOR(color);
155 - (void)setSpecialColor:(int)color
157 specialColor = MM_COLOR(color);
160 - (void)setDefaultColorsBackground:(int)bg foreground:(int)fg
162 defaultBackgroundColor = MM_COLOR_WITH_TRANSP(bg,p_transp);
163 defaultForegroundColor = MM_COLOR(fg);
165 NSMutableData *data = [NSMutableData data];
167 [data appendBytes:&defaultBackgroundColor length:sizeof(unsigned)];
168 [data appendBytes:&defaultForegroundColor length:sizeof(unsigned)];
170 [self queueMessage:SetDefaultColorsMsgID data:data];
173 - (NSConnection *)connection
176 // NOTE! If the name of the connection changes here it must also be
177 // updated in MMAppController.m.
178 NSString *name = [NSString stringWithFormat:@"%@-connection",
179 [[NSBundle mainBundle] bundleIdentifier]];
181 connection = [NSConnection connectionWithRegisteredName:name host:nil];
185 // NOTE: 'connection' may be nil here.
191 if (![self connection]) {
192 NSBundle *mainBundle = [NSBundle mainBundle];
194 NSString *path = [mainBundle bundlePath];
195 if (![[NSWorkspace sharedWorkspace] launchApplication:path]) {
196 NSLog(@"WARNING: Failed to launch GUI with path %@", path);
200 // HACK! It would be preferable to launch the GUI using NSWorkspace,
201 // however I have not managed to figure out how to pass arguments using
204 // NOTE! Using NSTask to launch the GUI has the negative side-effect
205 // that the GUI won't be activated (or raised) so there is a hack in
206 // MMWindowController which always raises the app when a new window is
208 NSMutableArray *args = [NSMutableArray arrayWithObjects:
209 [NSString stringWithFormat:@"-%@", MMNoWindowKey], @"yes", nil];
210 NSString *exeName = [[mainBundle infoDictionary]
211 objectForKey:@"CFBundleExecutable"];
212 NSString *path = [mainBundle pathForAuxiliaryExecutable:exeName];
214 NSLog(@"ERROR: Could not find MacVim executable in bundle");
218 [NSTask launchedTaskWithLaunchPath:path arguments:args];
221 // HACK! The NSWorkspaceDidLaunchApplicationNotification does not work
222 // for tasks like this, so poll the mach bootstrap server until it
223 // returns a valid connection. Also set a time-out date so that we
224 // don't get stuck doing this forever.
225 NSDate *timeOutDate = [NSDate dateWithTimeIntervalSinceNow:15];
226 while (!connection &&
227 NSOrderedDescending == [timeOutDate compare:[NSDate date]])
229 [[NSRunLoop currentRunLoop]
230 runMode:NSDefaultRunLoopMode
231 beforeDate:[NSDate dateWithTimeIntervalSinceNow:1]];
233 // NOTE: This call will set 'connection' as a side-effect.
238 NSLog(@"WARNING: Timed-out waiting for GUI to launch.");
243 id proxy = [connection rootProxy];
244 [proxy setProtocolForProxy:@protocol(MMAppProtocol)];
246 [[NSNotificationCenter defaultCenter] addObserver:self
247 selector:@selector(connectionDidDie:)
248 name:NSConnectionDidDieNotification object:connection];
250 int pid = [[NSProcessInfo processInfo] processIdentifier];
253 frontendProxy = [proxy connectBackend:self pid:pid];
255 @catch (NSException *e) {
256 NSLog(@"Exception caught when trying to connect backend: \"%@\"", e);
260 [frontendProxy retain];
261 [frontendProxy setProtocolForProxy:@protocol(MMAppProtocol)];
264 return connection && frontendProxy;
267 - (BOOL)openVimWindow
269 [self queueMessage:OpenVimWindowMsgID data:nil];
275 int type = ClearAllDrawType;
277 // Any draw commands in queue are effectively obsolete since this clearAll
278 // will negate any effect they have, therefore we may as well clear the
280 [drawData setLength:0];
282 [drawData appendBytes:&type length:sizeof(int)];
285 - (void)clearBlockFromRow:(int)row1 column:(int)col1
286 toRow:(int)row2 column:(int)col2
288 int type = ClearBlockDrawType;
290 [drawData appendBytes:&type length:sizeof(int)];
292 [drawData appendBytes:&defaultBackgroundColor length:sizeof(unsigned)];
293 [drawData appendBytes:&row1 length:sizeof(int)];
294 [drawData appendBytes:&col1 length:sizeof(int)];
295 [drawData appendBytes:&row2 length:sizeof(int)];
296 [drawData appendBytes:&col2 length:sizeof(int)];
299 - (void)deleteLinesFromRow:(int)row count:(int)count
300 scrollBottom:(int)bottom left:(int)left right:(int)right
302 int type = DeleteLinesDrawType;
304 [drawData appendBytes:&type length:sizeof(int)];
306 [drawData appendBytes:&defaultBackgroundColor length:sizeof(unsigned)];
307 [drawData appendBytes:&row length:sizeof(int)];
308 [drawData appendBytes:&count length:sizeof(int)];
309 [drawData appendBytes:&bottom length:sizeof(int)];
310 [drawData appendBytes:&left length:sizeof(int)];
311 [drawData appendBytes:&right length:sizeof(int)];
314 - (void)replaceString:(char*)s length:(int)len row:(int)row column:(int)col
317 if (len <= 0) return;
319 int type = ReplaceStringDrawType;
321 [drawData appendBytes:&type length:sizeof(int)];
323 [drawData appendBytes:&backgroundColor length:sizeof(unsigned)];
324 [drawData appendBytes:&foregroundColor length:sizeof(unsigned)];
325 [drawData appendBytes:&specialColor length:sizeof(unsigned)];
326 [drawData appendBytes:&row length:sizeof(int)];
327 [drawData appendBytes:&col length:sizeof(int)];
328 [drawData appendBytes:&flags length:sizeof(int)];
329 [drawData appendBytes:&len length:sizeof(int)];
330 [drawData appendBytes:s length:len];
333 - (void)insertLinesFromRow:(int)row count:(int)count
334 scrollBottom:(int)bottom left:(int)left right:(int)right
336 int type = InsertLinesDrawType;
338 [drawData appendBytes:&type length:sizeof(int)];
340 [drawData appendBytes:&defaultBackgroundColor length:sizeof(unsigned)];
341 [drawData appendBytes:&row length:sizeof(int)];
342 [drawData appendBytes:&count length:sizeof(int)];
343 [drawData appendBytes:&bottom length:sizeof(int)];
344 [drawData appendBytes:&left length:sizeof(int)];
345 [drawData appendBytes:&right length:sizeof(int)];
348 - (void)drawCursorAtRow:(int)row column:(int)col shape:(int)shape
349 fraction:(int)percent color:(int)color
351 int type = DrawCursorDrawType;
352 unsigned uc = MM_COLOR(color);
354 [drawData appendBytes:&type length:sizeof(int)];
356 [drawData appendBytes:&uc length:sizeof(unsigned)];
357 [drawData appendBytes:&row length:sizeof(int)];
358 [drawData appendBytes:&col length:sizeof(int)];
359 [drawData appendBytes:&shape length:sizeof(int)];
360 [drawData appendBytes:&percent length:sizeof(int)];
363 - (void)flushQueue:(BOOL)force
365 // NOTE! This method gets called a lot; if we were to flush every time it
366 // was called MacVim would feel unresponsive. So there is a time out which
367 // ensures that the queue isn't flushed too often.
368 if (!force && lastFlushDate && -[lastFlushDate timeIntervalSinceNow]
369 < MMFlushTimeoutInterval)
372 if ([drawData length] > 0) {
373 [self queueMessage:BatchDrawMsgID data:[drawData copy]];
374 [drawData setLength:0];
377 if ([queue count] > 0) {
379 [frontendProxy processCommandQueue:queue];
381 @catch (NSException *e) {
382 NSLog(@"Exception caught when processing command queue: \"%@\"", e);
385 [queue removeAllObjects];
387 [lastFlushDate release];
388 lastFlushDate = [[NSDate date] retain];
392 - (BOOL)waitForInput:(int)milliseconds
394 NSDate *date = milliseconds > 0 ?
395 [NSDate dateWithTimeIntervalSinceNow:.001*milliseconds] :
396 [NSDate distantFuture];
398 [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:date];
400 // I know of no way to figure out if the run loop exited because input was
401 // found or because of a time out, so I need to manually indicate when
402 // input was received in processInput:data: and then reset it every time
404 BOOL yn = inputReceived;
412 #ifdef MAC_CLIENTSERVER
413 // The default connection is used for the client/server code.
414 [[NSConnection defaultConnection] setRootObject:nil];
415 [[NSConnection defaultConnection] invalidate];
418 // By invalidating the NSConnection the MMWindowController immediately
419 // finds out that the connection is down and as a result
420 // [MMWindowController connectionDidDie:] is invoked.
421 //NSLog(@"%@ %s", [self className], _cmd);
422 [[NSNotificationCenter defaultCenter] removeObserver:self];
423 [connection invalidate];
425 if (fontContainerRef) {
426 ATSFontDeactivate(fontContainerRef, NULL, kATSOptionFlagsDefault);
427 fontContainerRef = 0;
432 - (void)selectTab:(int)index
434 //NSLog(@"%s%d", _cmd, index);
437 NSData *data = [NSData dataWithBytes:&index length:sizeof(int)];
438 [self queueMessage:SelectTabMsgID data:data];
443 //NSLog(@"%s", _cmd);
445 NSMutableData *data = [NSMutableData data];
447 int idx = tabpage_index(curtab) - 1;
448 [data appendBytes:&idx length:sizeof(int)];
451 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) {
452 // This function puts the label of the tab in the global 'NameBuff'.
453 get_tabline_label(tp, FALSE);
454 char_u *s = NameBuff;
456 if (len <= 0) continue;
459 s = CONVERT_TO_UTF8(s);
462 // Count the number of windows in the tabpage.
463 //win_T *wp = tp->tp_firstwin;
465 //for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount);
467 //[data appendBytes:&wincount length:sizeof(int)];
468 [data appendBytes:&len length:sizeof(int)];
469 [data appendBytes:s length:len];
472 CONVERT_TO_UTF8_FREE(s);
476 [self queueMessage:UpdateTabBarMsgID data:data];
479 - (BOOL)tabBarVisible
481 return tabBarVisible;
484 - (void)showTabBar:(BOOL)enable
486 tabBarVisible = enable;
488 int msgid = enable ? ShowTabBarMsgID : HideTabBarMsgID;
489 [self queueMessage:msgid data:nil];
492 - (void)setRows:(int)rows columns:(int)cols
494 //NSLog(@"[VimTask] setRows:%d columns:%d", rows, cols);
496 int dim[] = { rows, cols };
497 NSData *data = [NSData dataWithBytes:&dim length:2*sizeof(int)];
499 [self queueMessage:SetTextDimensionsMsgID data:data];
502 - (void)setWindowTitle:(char *)title
504 NSMutableData *data = [NSMutableData data];
505 int len = strlen(title);
506 if (len <= 0) return;
508 [data appendBytes:&len length:sizeof(int)];
509 [data appendBytes:title length:len];
511 [self queueMessage:SetWindowTitleMsgID data:data];
514 - (char *)browseForFileInDirectory:(char *)dir title:(char *)title
517 //NSLog(@"browseForFileInDirectory:%s title:%s saving:%d", dir, title,
521 NSString *ds = dir ? [NSString stringWithUTF8String:dir] : nil;
522 NSString *ts = title ? [NSString stringWithUTF8String:title] : nil;
524 [frontendProxy showSavePanelForDirectory:ds title:ts saving:saving];
526 // Wait until a reply is sent from MMVimController.
527 [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode
528 beforeDate:[NSDate distantFuture]];
530 if (dialogReturn && [dialogReturn isKindOfClass:[NSString class]]) {
531 char_u *ret = (char_u*)[dialogReturn UTF8String];
533 ret = CONVERT_FROM_UTF8(ret);
535 s = vim_strsave(ret);
537 CONVERT_FROM_UTF8_FREE(ret);
541 [dialogReturn release]; dialogReturn = nil;
543 @catch (NSException *e) {
544 NSLog(@"Exception caught when showing save panel: \"%@\"", e);
550 - (oneway void)setDialogReturn:(in bycopy id)obj
552 // NOTE: This is called by
553 // - [MMVimController panelDidEnd:::], and
554 // - [MMVimController alertDidEnd:::],
555 // to indicate that a save/open panel or alert has finished.
557 if (obj != dialogReturn) {
558 [dialogReturn release];
559 dialogReturn = [obj retain];
563 - (int)presentDialogWithType:(int)type title:(char *)title message:(char *)msg
564 buttons:(char *)btns textField:(char *)txtfield
567 NSString *message = nil, *text = nil, *textFieldString = nil;
568 NSArray *buttons = nil;
569 int style = NSInformationalAlertStyle;
571 if (VIM_WARNING == type) style = NSWarningAlertStyle;
572 else if (VIM_ERROR == type) style = NSCriticalAlertStyle;
575 NSString *btnString = [NSString stringWithUTF8String:btns];
576 buttons = [btnString componentsSeparatedByString:@"\n"];
579 message = [NSString stringWithUTF8String:title];
581 text = [NSString stringWithUTF8String:msg];
583 // HACK! If there is a '\n\n' or '\n' sequence in the message, then
584 // make the part up to there into the title. We only do this
585 // because Vim has lots of dialogs without a title and they look
587 // TODO: Fix the actual dialog texts.
588 NSRange eolRange = [text rangeOfString:@"\n\n"];
589 if (NSNotFound == eolRange.location)
590 eolRange = [text rangeOfString:@"\n"];
591 if (NSNotFound != eolRange.location) {
592 message = [text substringToIndex:eolRange.location];
593 text = [text substringFromIndex:NSMaxRange(eolRange)];
598 textFieldString = [NSString stringWithUTF8String:txtfield];
601 [frontendProxy presentDialogWithStyle:style message:message
602 informativeText:text buttonTitles:buttons
603 textFieldString:textFieldString];
605 // Wait until a reply is sent from MMVimController.
606 [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode
607 beforeDate:[NSDate distantFuture]];
609 if (dialogReturn && [dialogReturn isKindOfClass:[NSArray class]]
610 && [dialogReturn count]) {
611 retval = [[dialogReturn objectAtIndex:0] intValue];
612 if (txtfield && [dialogReturn count] > 1) {
613 NSString *retString = [dialogReturn objectAtIndex:1];
614 char_u *ret = (char_u*)[retString UTF8String];
616 ret = CONVERT_FROM_UTF8(ret);
618 vim_strncpy((char_u*)txtfield, ret, IOSIZE - 1);
620 CONVERT_FROM_UTF8_FREE(ret);
625 [dialogReturn release]; dialogReturn = nil;
627 @catch (NSException *e) {
628 NSLog(@"Exception caught while showing alert dialog: \"%@\"", e);
634 - (void)addMenuWithTag:(int)tag parent:(int)parentTag name:(char *)name
637 //NSLog(@"addMenuWithTag:%d parent:%d name:%s atIndex:%d", tag, parentTag,
640 int namelen = name ? strlen(name) : 0;
641 NSMutableData *data = [NSMutableData data];
643 [data appendBytes:&tag length:sizeof(int)];
644 [data appendBytes:&parentTag length:sizeof(int)];
645 [data appendBytes:&namelen length:sizeof(int)];
646 if (namelen > 0) [data appendBytes:name length:namelen];
647 [data appendBytes:&index length:sizeof(int)];
649 [self queueMessage:AddMenuMsgID data:data];
652 - (void)addMenuItemWithTag:(int)tag parent:(int)parentTag name:(char *)name
653 tip:(char *)tip icon:(char *)icon
654 keyEquivalent:(int)key modifiers:(int)mods
655 action:(NSString *)action atIndex:(int)index
657 //NSLog(@"addMenuItemWithTag:%d parent:%d name:%s tip:%s atIndex:%d", tag,
658 // parentTag, name, tip, index);
660 int namelen = name ? strlen(name) : 0;
661 int tiplen = tip ? strlen(tip) : 0;
662 int iconlen = icon ? strlen(icon) : 0;
663 int eventFlags = vimModMaskToEventModifierFlags(mods);
664 int actionlen = [action lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
665 NSMutableData *data = [NSMutableData data];
667 key = specialKeyToNSKey(key);
669 [data appendBytes:&tag length:sizeof(int)];
670 [data appendBytes:&parentTag length:sizeof(int)];
671 [data appendBytes:&namelen length:sizeof(int)];
672 if (namelen > 0) [data appendBytes:name length:namelen];
673 [data appendBytes:&tiplen length:sizeof(int)];
674 if (tiplen > 0) [data appendBytes:tip length:tiplen];
675 [data appendBytes:&iconlen length:sizeof(int)];
676 if (iconlen > 0) [data appendBytes:icon length:iconlen];
677 [data appendBytes:&actionlen length:sizeof(int)];
678 if (actionlen > 0) [data appendBytes:[action UTF8String] length:actionlen];
679 [data appendBytes:&index length:sizeof(int)];
680 [data appendBytes:&key length:sizeof(int)];
681 [data appendBytes:&eventFlags length:sizeof(int)];
683 [self queueMessage:AddMenuItemMsgID data:data];
686 - (void)removeMenuItemWithTag:(int)tag
688 NSMutableData *data = [NSMutableData data];
689 [data appendBytes:&tag length:sizeof(int)];
691 [self queueMessage:RemoveMenuItemMsgID data:data];
694 - (void)enableMenuItemWithTag:(int)tag state:(int)enabled
696 NSMutableData *data = [NSMutableData data];
698 [data appendBytes:&tag length:sizeof(int)];
699 [data appendBytes:&enabled length:sizeof(int)];
701 [self queueMessage:EnableMenuItemMsgID data:data];
704 - (void)showPopupMenuWithName:(char *)name atMouseLocation:(BOOL)mouse
706 int len = strlen(name);
707 int row = -1, col = -1;
709 if (len <= 0) return;
711 if (!mouse && curwin) {
712 row = curwin->w_wrow;
713 col = curwin->w_wcol;
716 NSMutableData *data = [NSMutableData data];
718 [data appendBytes:&row length:sizeof(int)];
719 [data appendBytes:&col length:sizeof(int)];
720 [data appendBytes:&len length:sizeof(int)];
721 [data appendBytes:name length:len];
723 [self queueMessage:ShowPopupMenuMsgID data:data];
726 - (void)showToolbar:(int)enable flags:(int)flags
728 NSMutableData *data = [NSMutableData data];
730 [data appendBytes:&enable length:sizeof(int)];
731 [data appendBytes:&flags length:sizeof(int)];
733 [self queueMessage:ShowToolbarMsgID data:data];
736 - (void)createScrollbarWithIdentifier:(long)ident type:(int)type
738 NSMutableData *data = [NSMutableData data];
740 [data appendBytes:&ident length:sizeof(long)];
741 [data appendBytes:&type length:sizeof(int)];
743 [self queueMessage:CreateScrollbarMsgID data:data];
746 - (void)destroyScrollbarWithIdentifier:(long)ident
748 NSMutableData *data = [NSMutableData data];
749 [data appendBytes:&ident length:sizeof(long)];
751 [self queueMessage:DestroyScrollbarMsgID data:data];
754 - (void)showScrollbarWithIdentifier:(long)ident state:(int)visible
756 NSMutableData *data = [NSMutableData data];
758 [data appendBytes:&ident length:sizeof(long)];
759 [data appendBytes:&visible length:sizeof(int)];
761 [self queueMessage:ShowScrollbarMsgID data:data];
764 - (void)setScrollbarPosition:(int)pos length:(int)len identifier:(long)ident
766 NSMutableData *data = [NSMutableData data];
768 [data appendBytes:&ident length:sizeof(long)];
769 [data appendBytes:&pos length:sizeof(int)];
770 [data appendBytes:&len length:sizeof(int)];
772 [self queueMessage:SetScrollbarPositionMsgID data:data];
775 - (void)setScrollbarThumbValue:(long)val size:(long)size max:(long)max
776 identifier:(long)ident
778 float fval = max-size+1 > 0 ? (float)val/(max-size+1) : 0;
779 float prop = (float)size/(max+1);
780 if (fval < 0) fval = 0;
781 else if (fval > 1.0f) fval = 1.0f;
782 if (prop < 0) prop = 0;
783 else if (prop > 1.0f) prop = 1.0f;
785 NSMutableData *data = [NSMutableData data];
787 [data appendBytes:&ident length:sizeof(long)];
788 [data appendBytes:&fval length:sizeof(float)];
789 [data appendBytes:&prop length:sizeof(float)];
791 [self queueMessage:SetScrollbarThumbMsgID data:data];
794 - (BOOL)setFontWithName:(char *)name
796 NSString *fontName = MMDefaultFontName;
797 float size = MMDefaultFontSize;
798 BOOL parseFailed = NO;
801 fontName = [NSString stringWithUTF8String:name];
803 if ([fontName isEqual:@"*"]) {
804 // :set gfn=* shows the font panel.
805 do_cmdline_cmd((char_u*)":action orderFrontFontPanel:");
809 NSArray *components = [fontName componentsSeparatedByString:@":"];
810 if ([components count] == 2) {
811 NSString *sizeString = [components lastObject];
812 if ([sizeString length] > 0
813 && [sizeString characterAtIndex:0] == 'h') {
814 sizeString = [sizeString substringFromIndex:1];
815 if ([sizeString length] > 0) {
816 size = [sizeString floatValue];
817 fontName = [components objectAtIndex:0];
822 } else if ([components count] > 2) {
827 if (!parseFailed && [fontName length] > 0) {
828 if (size < 6 || size > 100) {
829 // Font size 0.0 tells NSFont to use the 'user default size'.
833 NSFont *font = [NSFont fontWithName:fontName size:size];
835 if (!font && MMDefaultFontName == fontName) {
836 // If for some reason the MacVim default font is not in the app
837 // bundle, then fall back on the system default font.
839 font = [NSFont userFixedPitchFontOfSize:size];
840 fontName = [font displayName];
844 //NSLog(@"Setting font '%@' of size %.2f", fontName, size);
846 lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
848 NSMutableData *data = [NSMutableData data];
850 [data appendBytes:&size length:sizeof(float)];
851 [data appendBytes:&len length:sizeof(int)];
852 [data appendBytes:[fontName UTF8String] length:len];
854 [self queueMessage:SetFontMsgID data:data];
860 //NSLog(@"WARNING: Cannot set font with name '%@' of size %.2f",
865 - (void)executeActionWithName:(NSString *)name
867 int len = [name lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
870 NSMutableData *data = [NSMutableData data];
872 [data appendBytes:&len length:sizeof(int)];
873 [data appendBytes:[name UTF8String] length:len];
875 [self queueMessage:ExecuteActionMsgID data:data];
879 - (void)setMouseShape:(int)shape
881 NSMutableData *data = [NSMutableData data];
882 [data appendBytes:&shape length:sizeof(int)];
883 [self queueMessage:SetMouseShapeMsgID data:data];
886 - (void)setBlinkWait:(int)wait on:(int)on off:(int)off
888 // Vim specifies times in milliseconds, whereas Cocoa wants them in
890 blinkWaitInterval = .001f*wait;
891 blinkOnInterval = .001f*on;
892 blinkOffInterval = .001f*off;
898 [blinkTimer invalidate];
899 [blinkTimer release];
903 if (blinkWaitInterval > 0 && blinkOnInterval > 0 && blinkOffInterval > 0
905 blinkState = MMBlinkStateOn;
907 [[NSTimer scheduledTimerWithTimeInterval:blinkWaitInterval
909 selector:@selector(blinkTimerFired:)
910 userInfo:nil repeats:NO] retain];
911 gui_update_cursor(TRUE, FALSE);
912 [self flushQueue:YES];
918 if (MMBlinkStateOff == blinkState) {
919 gui_update_cursor(TRUE, FALSE);
920 [self flushQueue:YES];
923 blinkState = MMBlinkStateNone;
926 - (void)adjustLinespace:(int)linespace
928 NSMutableData *data = [NSMutableData data];
929 [data appendBytes:&linespace length:sizeof(int)];
930 [self queueMessage:AdjustLinespaceMsgID data:data];
935 [self queueMessage:ActivateMsgID data:nil];
938 - (int)lookupColorWithKey:(NSString *)key
940 if (!(key && [key length] > 0))
943 NSString *stripKey = [[[[key lowercaseString]
944 stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]
945 componentsSeparatedByString:@" "]
946 componentsJoinedByString:@""];
948 if (stripKey && [stripKey length] > 0) {
949 // First of all try to lookup key in the color dictionary; note that
950 // all keys in this dictionary are lowercase with no whitespace.
951 id obj = [colorDict objectForKey:stripKey];
952 if (obj) return [obj intValue];
954 // The key was not in the dictionary; is it perhaps of the form
956 if ([stripKey length] > 1 && [stripKey characterAtIndex:0] == '#') {
957 NSScanner *scanner = [NSScanner scannerWithString:stripKey];
958 [scanner setScanLocation:1];
960 if ([scanner scanHexInt:&hex]) {
965 // As a last resort, check if it is one of the system defined colors.
966 // The keys in this dictionary are also lowercase with no whitespace.
967 obj = [sysColorDict objectForKey:stripKey];
969 NSColor *col = [NSColor performSelector:NSSelectorFromString(obj)];
972 col = [col colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
973 [col getRed:&r green:&g blue:&b alpha:&a];
974 return (((int)(r*255+.5f) & 0xff) << 16)
975 + (((int)(g*255+.5f) & 0xff) << 8)
976 + ((int)(b*255+.5f) & 0xff);
981 NSLog(@"WARNING: No color with key %@ found.", stripKey);
985 - (BOOL)hasSpecialKeyWithValue:(NSString *)value
987 NSEnumerator *e = [[MMBackend specialKeys] objectEnumerator];
990 while ((obj = [e nextObject])) {
991 if ([value isEqual:obj])
998 - (void)enterFullscreen
1000 [self queueMessage:EnterFullscreenMsgID data:nil];
1003 - (void)leaveFullscreen
1005 [self queueMessage:LeaveFullscreenMsgID data:nil];
1008 - (oneway void)processInput:(int)msgid data:(in NSData *)data
1010 // NOTE: This method might get called whenever the run loop is tended to.
1011 // Thus it might get called whilst input is being processed. Normally this
1012 // is not a problem, but if it gets called often then it might become
1013 // dangerous. E.g. say a message causes the screen to be redrawn and then
1014 // another message is received causing another simultaneous screen redraw;
1015 // this is not good. To deal with this problem at the moment, we simply
1016 // drop messages that are received while other input is being processed.
1017 if (inProcessInput) {
1018 #if MM_USE_INPUT_QUEUE
1019 [inputQueue addObject:[NSNumber numberWithInt:msgid]];
1020 [inputQueue addObject:data];
1022 // Just drop the input
1023 //NSLog(@"WARNING: Dropping input in %s", _cmd);
1026 [self processInputBegin];
1027 [self handleMessage:msgid data:data];
1028 [self processInputEnd];
1032 - (oneway void)processInputAndData:(in NSArray *)messages
1034 // NOTE: See comment in processInput:data:.
1035 unsigned i, count = [messages count];
1037 NSLog(@"WARNING: [messages count] is odd in %s", _cmd);
1041 if (inProcessInput) {
1042 #if MM_USE_INPUT_QUEUE
1043 [inputQueue addObjectsFromArray:messages];
1045 // Just drop the input
1046 //NSLog(@"WARNING: Dropping input in %s", _cmd);
1049 [self processInputBegin];
1051 for (i = 0; i < count; i += 2) {
1052 int msgid = [[messages objectAtIndex:i] intValue];
1053 id data = [messages objectAtIndex:i+1];
1054 if ([data isEqual:[NSNull null]])
1057 [self handleMessage:msgid data:data];
1060 [self processInputEnd];
1064 - (BOOL)checkForModifiedBuffers
1067 for (buf = firstbuf; buf != NULL; buf = buf->b_next) {
1068 if (bufIsChanged(buf)) {
1076 - (BOOL)starRegisterToPasteboard:(byref NSPasteboard *)pboard
1078 if (VIsual_active && (State & NORMAL) && clip_star.available) {
1079 // If there is no pasteboard, return YES to indicate that there is text
1084 clip_copy_selection();
1086 // Get the text to put on the pasteboard.
1087 long_u llen = 0; char_u *str = 0;
1088 int type = clip_convert_selection(&str, &llen, &clip_star);
1092 // TODO: Avoid overflow.
1093 int len = (int)llen;
1095 if (output_conv.vc_type != CONV_NONE) {
1096 char_u *conv_str = string_convert(&output_conv, str, &len);
1104 NSString *string = [[NSString alloc]
1105 initWithBytes:str length:len encoding:NSUTF8StringEncoding];
1107 NSArray *types = [NSArray arrayWithObject:NSStringPboardType];
1108 [pboard declareTypes:types owner:nil];
1109 BOOL ok = [pboard setString:string forType:NSStringPboardType];
1120 - (oneway void)addReply:(in bycopy NSString *)reply
1121 server:(in byref id <MMVimServerProtocol>)server
1123 //NSLog(@"addReply:%@ server:%@", reply, (id)server);
1125 // Replies might come at any time and in any order so we keep them in an
1126 // array inside a dictionary with the send port used as key.
1128 NSConnection *conn = [(NSDistantObject*)server connectionForProxy];
1129 // HACK! Assume connection uses mach ports.
1130 int port = [(NSMachPort*)[conn sendPort] machPort];
1131 NSNumber *key = [NSNumber numberWithInt:port];
1133 NSMutableArray *replies = [serverReplyDict objectForKey:key];
1135 replies = [NSMutableArray array];
1136 [serverReplyDict setObject:replies forKey:key];
1139 [replies addObject:reply];
1142 - (void)addInput:(in bycopy NSString *)input
1143 client:(in byref id <MMVimClientProtocol>)client
1145 //NSLog(@"addInput:%@ client:%@", input, (id)client);
1147 char_u *s = (char_u*)[input UTF8String];
1150 s = CONVERT_FROM_UTF8(s);
1153 server_to_input_buf(s);
1156 CONVERT_FROM_UTF8_FREE(s);
1159 [self addClient:(id)client];
1161 inputReceived = YES;
1164 - (NSString *)evaluateExpression:(in bycopy NSString *)expr
1165 client:(in byref id <MMVimClientProtocol>)client
1167 //NSLog(@"evaluateExpression:%@ client:%@", expr, (id)client);
1169 NSString *eval = nil;
1170 char_u *s = (char_u*)[expr UTF8String];
1173 s = CONVERT_FROM_UTF8(s);
1176 char_u *res = eval_client_expr_to_string(s);
1179 CONVERT_FROM_UTF8_FREE(s);
1185 s = CONVERT_TO_UTF8(s);
1187 eval = [NSString stringWithUTF8String:(char*)s];
1189 CONVERT_TO_UTF8_FREE(s);
1194 [self addClient:(id)client];
1199 - (void)registerServerWithName:(NSString *)name
1201 NSString *svrName = name;
1202 NSConnection *svrConn = [NSConnection defaultConnection];
1205 for (i = 0; i < MMServerMax; ++i) {
1206 NSString *connName = [self connectionNameFromServerName:svrName];
1208 if ([svrConn registerName:connName]) {
1209 //NSLog(@"Registered server with name: %@", svrName);
1211 // TODO: Set request/reply time-outs to something else?
1213 // Don't wait for requests (time-out means that the message is
1215 [svrConn setRequestTimeout:0];
1216 //[svrConn setReplyTimeout:MMReplyTimeout];
1217 [svrConn setRootObject:self];
1219 char_u *s = (char_u*)[svrName UTF8String];
1221 s = CONVERT_FROM_UTF8(s);
1223 // NOTE: 'serverName' is a global variable
1224 serverName = vim_strsave(s);
1226 CONVERT_FROM_UTF8_FREE(s);
1229 set_vim_var_string(VV_SEND_SERVER, serverName, -1);
1232 need_maketitle = TRUE;
1234 [self queueMessage:SetServerNameMsgID data:
1235 [svrName dataUsingEncoding:NSUTF8StringEncoding]];
1239 svrName = [NSString stringWithFormat:@"%@%d", name, i+1];
1243 - (BOOL)sendToServer:(NSString *)name string:(NSString *)string
1244 reply:(char_u **)reply port:(int *)port expression:(BOOL)expr
1247 // NOTE: If 'name' equals 'serverName' then the request is local (client
1248 // and server are the same). This case is not handled separately, so a
1249 // connection will be set up anyway (this simplifies the code).
1251 NSConnection *conn = [self connectionForServerName:name];
1254 char_u *s = (char_u*)[name UTF8String];
1256 s = CONVERT_FROM_UTF8(s);
1258 EMSG2(_(e_noserver), s);
1260 CONVERT_FROM_UTF8_FREE(s);
1267 // HACK! Assume connection uses mach ports.
1268 *port = [(NSMachPort*)[conn sendPort] machPort];
1271 id proxy = [conn rootProxy];
1272 [proxy setProtocolForProxy:@protocol(MMVimServerProtocol)];
1276 NSString *eval = [proxy evaluateExpression:string client:self];
1279 char_u *r = (char_u*)[eval UTF8String];
1281 r = CONVERT_FROM_UTF8(r);
1283 *reply = vim_strsave(r);
1285 CONVERT_FROM_UTF8_FREE(r);
1288 *reply = vim_strsave((char_u*)_(e_invexprmsg));
1295 [proxy addInput:string client:self];
1298 @catch (NSException *e) {
1299 NSLog(@"WARNING: Caught exception in %s: \"%@\"", _cmd, e);
1306 - (NSArray *)serverList
1308 NSArray *list = nil;
1310 if ([self connection]) {
1311 id proxy = [connection rootProxy];
1312 [proxy setProtocolForProxy:@protocol(MMAppProtocol)];
1315 list = [proxy serverList];
1317 @catch (NSException *e) {
1318 NSLog(@"Exception caught when listing servers: \"%@\"", e);
1321 EMSG(_("E???: No connection to MacVim, server listing not possible."));
1327 - (NSString *)peekForReplyOnPort:(int)port
1329 //NSLog(@"%s%d", _cmd, port);
1331 NSNumber *key = [NSNumber numberWithInt:port];
1332 NSMutableArray *replies = [serverReplyDict objectForKey:key];
1333 if (replies && [replies count]) {
1334 //NSLog(@" %d replies, topmost is: %@", [replies count],
1335 // [replies objectAtIndex:0]);
1336 return [replies objectAtIndex:0];
1339 //NSLog(@" No replies");
1343 - (NSString *)waitForReplyOnPort:(int)port
1345 //NSLog(@"%s%d", _cmd, port);
1347 NSConnection *conn = [self connectionForServerPort:port];
1351 NSNumber *key = [NSNumber numberWithInt:port];
1352 NSMutableArray *replies = nil;
1353 NSString *reply = nil;
1355 // Wait for reply as long as the connection to the server is valid (unless
1356 // user interrupts wait with Ctrl-C).
1357 while (!got_int && [conn isValid] &&
1358 !(replies = [serverReplyDict objectForKey:key])) {
1359 [[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode
1360 beforeDate:[NSDate distantFuture]];
1364 if ([replies count] > 0) {
1365 reply = [[replies objectAtIndex:0] retain];
1366 //NSLog(@" Got reply: %@", reply);
1367 [replies removeObjectAtIndex:0];
1368 [reply autorelease];
1371 if ([replies count] == 0)
1372 [serverReplyDict removeObjectForKey:key];
1378 - (BOOL)sendReply:(NSString *)reply toPort:(int)port
1380 id client = [clientProxyDict objectForKey:[NSNumber numberWithInt:port]];
1383 //NSLog(@"sendReply:%@ toPort:%d", reply, port);
1384 [client addReply:reply server:self];
1387 @catch (NSException *e) {
1388 NSLog(@"WARNING: Exception caught in %s: \"%@\"", _cmd, e);
1391 EMSG2(_("E???: server2client failed; no client with id 0x%x"), port);
1401 @implementation MMBackend (Private)
1403 - (void)handleMessage:(int)msgid data:(NSData *)data
1405 if (InsertTextMsgID == msgid) {
1407 NSString *key = [[NSString alloc] initWithData:data
1408 encoding:NSUTF8StringEncoding];
1409 char_u *str = (char_u*)[key UTF8String];
1410 int i, len = [key lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
1413 char_u *conv_str = NULL;
1414 if (input_conv.vc_type != CONV_NONE) {
1415 conv_str = string_convert(&input_conv, str, &len);
1421 for (i = 0; i < len; ++i) {
1422 add_to_input_buf(str+i, 1);
1423 if (CSI == str[i]) {
1424 // NOTE: If the converted string contains the byte CSI, then it
1425 // must be followed by the bytes KS_EXTRA, KE_CSI or things
1427 static char_u extra[2] = { KS_EXTRA, KE_CSI };
1428 add_to_input_buf(extra, 2);
1437 } else if (KeyDownMsgID == msgid || CmdKeyMsgID == msgid) {
1439 const void *bytes = [data bytes];
1440 int mods = *((int*)bytes); bytes += sizeof(int);
1441 int len = *((int*)bytes); bytes += sizeof(int);
1442 NSString *key = [[NSString alloc] initWithBytes:bytes length:len
1443 encoding:NSUTF8StringEncoding];
1444 mods = eventModifierFlagsToVimModMask(mods);
1446 [self handleKeyDown:key modifiers:mods];
1449 } else if (SelectTabMsgID == msgid) {
1451 const void *bytes = [data bytes];
1452 int idx = *((int*)bytes) + 1;
1453 //NSLog(@"Selecting tab %d", idx);
1454 send_tabline_event(idx);
1455 } else if (CloseTabMsgID == msgid) {
1457 const void *bytes = [data bytes];
1458 int idx = *((int*)bytes) + 1;
1459 //NSLog(@"Closing tab %d", idx);
1460 send_tabline_menu_event(idx, TABLINE_MENU_CLOSE);
1461 } else if (AddNewTabMsgID == msgid) {
1462 //NSLog(@"Adding new tab");
1463 send_tabline_menu_event(0, TABLINE_MENU_NEW);
1464 } else if (DraggedTabMsgID == msgid) {
1466 const void *bytes = [data bytes];
1467 // NOTE! The destination index is 0 based, so do not add 1 to make it 1
1469 int idx = *((int*)bytes);
1472 } else if (ScrollWheelMsgID == msgid) {
1474 const void *bytes = [data bytes];
1476 int row = *((int*)bytes); bytes += sizeof(int);
1477 int col = *((int*)bytes); bytes += sizeof(int);
1478 int flags = *((int*)bytes); bytes += sizeof(int);
1479 float dy = *((float*)bytes); bytes += sizeof(float);
1481 int button = MOUSE_5;
1482 if (dy > 0) button = MOUSE_4;
1484 flags = eventModifierFlagsToVimMouseModMask(flags);
1486 gui_send_mouse_event(button, col, row, NO, flags);
1487 } else if (MouseDownMsgID == msgid) {
1489 const void *bytes = [data bytes];
1491 int row = *((int*)bytes); bytes += sizeof(int);
1492 int col = *((int*)bytes); bytes += sizeof(int);
1493 int button = *((int*)bytes); bytes += sizeof(int);
1494 int flags = *((int*)bytes); bytes += sizeof(int);
1495 int count = *((int*)bytes); bytes += sizeof(int);
1497 button = eventButtonNumberToVimMouseButton(button);
1498 flags = eventModifierFlagsToVimMouseModMask(flags);
1500 gui_send_mouse_event(button, col, row, count>1, flags);
1501 } else if (MouseUpMsgID == msgid) {
1503 const void *bytes = [data bytes];
1505 int row = *((int*)bytes); bytes += sizeof(int);
1506 int col = *((int*)bytes); bytes += sizeof(int);
1507 int flags = *((int*)bytes); bytes += sizeof(int);
1509 flags = eventModifierFlagsToVimMouseModMask(flags);
1511 gui_send_mouse_event(MOUSE_RELEASE, col, row, NO, flags);
1512 } else if (MouseDraggedMsgID == msgid) {
1514 const void *bytes = [data bytes];
1516 int row = *((int*)bytes); bytes += sizeof(int);
1517 int col = *((int*)bytes); bytes += sizeof(int);
1518 int flags = *((int*)bytes); bytes += sizeof(int);
1520 flags = eventModifierFlagsToVimMouseModMask(flags);
1522 gui_send_mouse_event(MOUSE_DRAG, col, row, NO, flags);
1523 } else if (SetTextDimensionsMsgID == msgid) {
1525 const void *bytes = [data bytes];
1526 int rows = *((int*)bytes); bytes += sizeof(int);
1527 int cols = *((int*)bytes); bytes += sizeof(int);
1529 // NOTE! Vim doesn't call gui_mch_set_shellsize() after
1530 // gui_resize_shell(), so we have to manually set the rows and columns
1531 // here. (MacVim doesn't change the rows and columns to avoid
1532 // inconsistent states between Vim and MacVim.)
1533 [self setRows:rows columns:cols];
1535 //NSLog(@"[VimTask] Resizing shell to %dx%d.", cols, rows);
1536 gui_resize_shell(cols, rows);
1537 } else if (ExecuteMenuMsgID == msgid) {
1539 const void *bytes = [data bytes];
1540 int tag = *((int*)bytes); bytes += sizeof(int);
1542 vimmenu_T *menu = (vimmenu_T*)tag;
1543 // TODO! Make sure 'menu' is a valid menu pointer!
1547 } else if (ToggleToolbarMsgID == msgid) {
1548 char_u go[sizeof(GO_ALL)+2];
1553 p = vim_strchr(go, GO_TOOLBAR);
1557 char_u *end = go + len;
1563 go[len] = GO_TOOLBAR;
1567 set_option_value((char_u*)"guioptions", 0, go, 0);
1569 // Force screen redraw (does it have to be this complicated?).
1570 redraw_all_later(CLEAR);
1571 update_screen(NOT_VALID);
1574 gui_update_cursor(FALSE, FALSE);
1576 } else if (ScrollbarEventMsgID == msgid) {
1578 const void *bytes = [data bytes];
1579 long ident = *((long*)bytes); bytes += sizeof(long);
1580 int hitPart = *((int*)bytes); bytes += sizeof(int);
1581 float fval = *((float*)bytes); bytes += sizeof(float);
1582 scrollbar_T *sb = gui_find_scrollbar(ident);
1585 scrollbar_T *sb_info = sb->wp ? &sb->wp->w_scrollbars[0] : sb;
1586 long value = sb_info->value;
1587 long size = sb_info->size;
1588 long max = sb_info->max;
1589 BOOL isStillDragging = NO;
1590 BOOL updateKnob = YES;
1593 case NSScrollerDecrementPage:
1594 value -= (size > 2 ? size - 2 : 1);
1596 case NSScrollerIncrementPage:
1597 value += (size > 2 ? size - 2 : 1);
1599 case NSScrollerDecrementLine:
1602 case NSScrollerIncrementLine:
1605 case NSScrollerKnob:
1606 isStillDragging = YES;
1608 case NSScrollerKnobSlot:
1609 value = (long)(fval * (max - size + 1));
1616 //NSLog(@"value %d -> %d", sb_info->value, value);
1617 gui_drag_scrollbar(sb, value, isStillDragging);
1620 // Dragging the knob or option+clicking automatically updates
1621 // the knob position (on the actual NSScroller), so we only
1622 // need to set the knob position in the other cases.
1624 // Update both the left&right vertical scrollbars.
1625 long identLeft = sb->wp->w_scrollbars[SBAR_LEFT].ident;
1626 long identRight = sb->wp->w_scrollbars[SBAR_RIGHT].ident;
1627 [self setScrollbarThumbValue:value size:size max:max
1628 identifier:identLeft];
1629 [self setScrollbarThumbValue:value size:size max:max
1630 identifier:identRight];
1632 // Update the horizontal scrollbar.
1633 [self setScrollbarThumbValue:value size:size max:max
1638 } else if (SetFontMsgID == msgid) {
1640 const void *bytes = [data bytes];
1641 float pointSize = *((float*)bytes); bytes += sizeof(float);
1642 //unsigned len = *((unsigned*)bytes); bytes += sizeof(unsigned);
1643 bytes += sizeof(unsigned); // len not used
1645 NSMutableString *name = [NSMutableString stringWithUTF8String:bytes];
1646 [name appendString:[NSString stringWithFormat:@":h%.2f", pointSize]];
1647 char_u *s = (char_u*)[name UTF8String];
1650 s = CONVERT_FROM_UTF8(s);
1653 set_option_value((char_u*)"guifont", 0, s, 0);
1656 CONVERT_FROM_UTF8_FREE(s);
1659 // Force screen redraw (does it have to be this complicated?).
1660 redraw_all_later(CLEAR);
1661 update_screen(NOT_VALID);
1664 gui_update_cursor(FALSE, FALSE);
1666 } else if (VimShouldCloseMsgID == msgid) {
1668 } else if (DropFilesMsgID == msgid) {
1670 const void *bytes = [data bytes];
1671 const void *end = [data bytes] + [data length];
1672 int n = *((int*)bytes); bytes += sizeof(int);
1674 if (State & CMDLINE) {
1675 // HACK! If Vim is in command line mode then the files names
1676 // should be added to the command line, instead of opening the
1677 // files in tabs. This is taken care of by gui_handle_drop().
1678 char_u **fnames = (char_u **)alloc(n * sizeof(char_u *));
1681 while (bytes < end && i < n) {
1682 int len = *((int*)bytes); bytes += sizeof(int);
1683 char_u *s = (char_u*)bytes;
1685 s = CONVERT_FROM_UTF8(s);
1687 fnames[i++] = vim_strsave(s);
1689 CONVERT_FROM_UTF8_FREE(s);
1694 // NOTE! This function will free 'fnames'.
1695 // HACK! It is assumed that the 'x' and 'y' arguments are
1696 // unused when in command line mode.
1697 gui_handle_drop(0, 0, 0, fnames, i < n ? i : n);
1700 // HACK! I'm not sure how to get Vim to open a list of files in
1701 // tabs, so instead I create a ':tab drop' command with all the
1702 // files to open and execute it.
1703 NSMutableString *cmd = (n > 1)
1704 ? [NSMutableString stringWithString:@":tab drop"]
1705 : [NSMutableString stringWithString:@":drop"];
1708 for (i = 0; i < n && bytes < end; ++i) {
1709 int len = *((int*)bytes); bytes += sizeof(int);
1710 NSMutableString *file =
1711 [NSMutableString stringWithUTF8String:bytes];
1712 [file replaceOccurrencesOfString:@" "
1715 range:NSMakeRange(0,[file length])];
1718 [cmd appendString:@" "];
1719 [cmd appendString:file];
1722 // By going to the last tabpage we ensure that the new tabs will
1723 // appear last (if this call is left out, the taborder becomes
1727 char_u *s = (char_u*)[cmd UTF8String];
1729 s = CONVERT_FROM_UTF8(s);
1733 CONVERT_FROM_UTF8_FREE(s);
1736 // Force screen redraw (does it have to be this complicated?).
1737 // (This code was taken from the end of gui_handle_drop().)
1738 update_screen(NOT_VALID);
1741 gui_update_cursor(FALSE, FALSE);
1745 } else if (DropStringMsgID == msgid) {
1747 char_u dropkey[3] = { CSI, KS_EXTRA, (char_u)KE_DROP };
1748 const void *bytes = [data bytes];
1749 int len = *((int*)bytes); bytes += sizeof(int);
1750 NSMutableString *string = [NSMutableString stringWithUTF8String:bytes];
1752 // Replace unrecognized end-of-line sequences with \x0a (line feed).
1753 NSRange range = { 0, [string length] };
1754 unsigned n = [string replaceOccurrencesOfString:@"\x0d\x0a"
1755 withString:@"\x0a" options:0
1758 n = [string replaceOccurrencesOfString:@"\x0d" withString:@"\x0a"
1759 options:0 range:range];
1762 len = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
1763 char_u *s = (char_u*)[string UTF8String];
1765 if (input_conv.vc_type != CONV_NONE)
1766 s = string_convert(&input_conv, s, &len);
1768 dnd_yank_drag_data(s, len);
1770 if (input_conv.vc_type != CONV_NONE)
1773 add_to_input_buf(dropkey, sizeof(dropkey));
1775 } else if (GotFocusMsgID == msgid) {
1777 [self focusChange:YES];
1778 } else if (LostFocusMsgID == msgid) {
1780 [self focusChange:NO];
1781 } else if (MouseMovedMsgID == msgid) {
1782 const void *bytes = [data bytes];
1783 int row = *((int*)bytes); bytes += sizeof(int);
1784 int col = *((int*)bytes); bytes += sizeof(int);
1786 gui_mouse_moved(col, row);
1787 } else if (SetMouseShapeMsgID == msgid) {
1788 const void *bytes = [data bytes];
1789 int shape = *((int*)bytes); bytes += sizeof(int);
1790 update_mouseshape(shape);
1792 NSLog(@"WARNING: Unknown message received (msgid=%d)", msgid);
1796 + (NSDictionary *)specialKeys
1798 static NSDictionary *specialKeys = nil;
1801 NSBundle *mainBundle = [NSBundle mainBundle];
1802 NSString *path = [mainBundle pathForResource:@"SpecialKeys"
1804 specialKeys = [[NSDictionary alloc] initWithContentsOfFile:path];
1810 - (void)handleKeyDown:(NSString *)key modifiers:(int)mods
1814 char_u *chars = (char_u*)[key UTF8String];
1816 char_u *conv_str = NULL;
1818 int length = [key lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
1820 // Special keys (arrow keys, function keys, etc.) are stored in a plist so
1821 // that new keys can easily be added.
1822 NSString *specialString = [[MMBackend specialKeys]
1824 if (specialString && [specialString length] > 1) {
1825 //NSLog(@"special key: %@", specialString);
1826 int ikey = TO_SPECIAL([specialString characterAtIndex:0],
1827 [specialString characterAtIndex:1]);
1829 ikey = simplify_key(ikey, &mods);
1834 special[1] = K_SECOND(ikey);
1835 special[2] = K_THIRD(ikey);
1839 } else if (1 == length && TAB == chars[0]) {
1840 // Tab is a trouble child:
1841 // - <Tab> is added to the input buffer as is
1842 // - <S-Tab> is translated to, {CSI,'k','B'} (i.e. 'Back-tab')
1843 // - <M-Tab> should be 0x80|TAB but this is not valid utf-8 so it needs
1844 // to be converted to utf-8
1845 // - <S-M-Tab> is translated to <S-Tab> with ALT modifier
1846 // - <C-Tab> is reserved by Mac OS X
1847 // - <D-Tab> is reserved by Mac OS X
1852 if (mods & MOD_MASK_SHIFT) {
1853 mods &= ~MOD_MASK_SHIFT;
1855 special[1] = K_SECOND(K_S_TAB);
1856 special[2] = K_THIRD(K_S_TAB);
1858 } else if (mods & MOD_MASK_ALT) {
1859 int mtab = 0x80 | TAB;
1862 special[0] = (mtab >> 6) + 0xc0;
1863 special[1] = mtab & 0xbf;
1869 mods &= ~MOD_MASK_ALT;
1871 } else if (length > 0) {
1872 unichar c = [key characterAtIndex:0];
1874 //NSLog(@"non-special: %@ (hex=%x, mods=%d)", key,
1875 // [key characterAtIndex:0], mods);
1877 if (length == 1 && ((c == Ctrl_C && ctrl_c_interrupts)
1878 || (c == intr_char && intr_char != Ctrl_C))) {
1883 // HACK! In most circumstances the Ctrl and Shift modifiers should be
1884 // cleared since they are already added to the key by the AppKit.
1885 // Unfortunately, the only way to deal with when to clear the modifiers
1886 // or not seems to be to have hard-wired rules like this.
1887 if ( !((' ' == c) || (0xa0 == c) || (mods & MOD_MASK_CMD)
1888 || 0x9 == c || 0xd == c) ) {
1889 mods &= ~MOD_MASK_SHIFT;
1890 mods &= ~MOD_MASK_CTRL;
1891 //NSLog(@"clear shift ctrl");
1894 // HACK! All Option+key presses go via 'insert text' messages, except
1895 // for <M-Space>. If the Alt flag is not cleared for <M-Space> it does
1896 // not work to map to it.
1897 if (0xa0 == c && !(mods & MOD_MASK_CMD)) {
1898 //NSLog(@"clear alt");
1899 mods &= ~MOD_MASK_ALT;
1903 if (input_conv.vc_type != CONV_NONE) {
1904 conv_str = string_convert(&input_conv, chars, &length);
1911 if (chars && length > 0) {
1913 //NSLog(@"adding mods: %d", mods);
1915 modChars[1] = KS_MODIFIER;
1917 add_to_input_buf(modChars, 3);
1920 //NSLog(@"add to input buf: 0x%x", chars[0]);
1921 // TODO: Check for CSI bytes?
1922 add_to_input_buf(chars, length);
1931 - (void)queueMessage:(int)msgid data:(NSData *)data
1933 [queue addObject:[NSData dataWithBytes:&msgid length:sizeof(int)]];
1935 [queue addObject:data];
1937 [queue addObject:[NSData data]];
1940 - (void)connectionDidDie:(NSNotification *)notification
1942 // If the main connection to MacVim is lost this means that MacVim was
1943 // either quit (by the user chosing Quit on the MacVim menu), or it has
1944 // crashed. In either case our only option is to quit now.
1945 // TODO: Write backup file?
1947 //NSLog(@"A Vim process lots its connection to MacVim; quitting.");
1951 - (void)blinkTimerFired:(NSTimer *)timer
1953 NSTimeInterval timeInterval = 0;
1955 [blinkTimer release];
1958 if (MMBlinkStateOn == blinkState) {
1959 gui_undraw_cursor();
1960 blinkState = MMBlinkStateOff;
1961 timeInterval = blinkOffInterval;
1962 } else if (MMBlinkStateOff == blinkState) {
1963 gui_update_cursor(TRUE, FALSE);
1964 blinkState = MMBlinkStateOn;
1965 timeInterval = blinkOnInterval;
1968 if (timeInterval > 0) {
1970 [[NSTimer scheduledTimerWithTimeInterval:timeInterval target:self
1971 selector:@selector(blinkTimerFired:)
1972 userInfo:nil repeats:NO] retain];
1973 [self flushQueue:YES];
1977 - (void)focusChange:(BOOL)on
1979 gui_focus_change(on);
1982 - (void)processInputBegin
1984 inProcessInput = YES;
1986 // Don't flush too soon or update speed will suffer.
1987 [lastFlushDate release];
1988 lastFlushDate = [[NSDate date] retain];
1991 - (void)processInputEnd
1993 #if MM_USE_INPUT_QUEUE
1994 int count = [inputQueue count];
1996 // TODO: This is troubling, but it is not hard to get Vim to end up
1997 // here. Why does this happen?
1998 NSLog(@"WARNING: inputQueue has odd number of objects (%d)", count);
1999 [inputQueue removeAllObjects];
2000 } else if (count > 0) {
2001 // TODO: Dispatch these messages? Maybe not; usually when the
2002 // 'inputQueue' is non-empty it means that a LOT of messages has been
2003 // sent simultaneously. The only way this happens is when Vim is being
2004 // tormented, e.g. if the user holds down <D-`> to rapidly switch
2007 for (i = 0; i < count; i+=2) {
2008 int msgid = [[inputQueue objectAtIndex:i] intValue];
2009 NSLog(@"%s: Dropping message %s", _cmd, MessageStrings[msgid]);
2012 [inputQueue removeAllObjects];
2016 inputReceived = YES;
2017 inProcessInput = NO;
2020 - (NSString *)connectionNameFromServerName:(NSString *)name
2022 NSString *bundleIdentifier = [[NSBundle mainBundle] bundleIdentifier];
2024 return [[NSString stringWithFormat:@"%@.%@", bundleIdentifier, name]
2028 - (NSConnection *)connectionForServerName:(NSString *)name
2030 // TODO: Try 'name%d' if 'name' fails.
2031 NSString *connName = [self connectionNameFromServerName:name];
2032 NSConnection *svrConn = [connectionNameDict objectForKey:connName];
2035 svrConn = [NSConnection connectionWithRegisteredName:connName
2037 // Try alternate server...
2038 if (!svrConn && alternateServerName) {
2039 //NSLog(@" trying to connect to alternate server: %@",
2040 // alternateServerName);
2041 connName = [self connectionNameFromServerName:alternateServerName];
2042 svrConn = [NSConnection connectionWithRegisteredName:connName
2046 // Try looking for alternate servers...
2048 //NSLog(@" looking for alternate servers...");
2049 NSString *alt = [self alternateServerNameForName:name];
2050 if (alt != alternateServerName) {
2051 //NSLog(@" found alternate server: %@", string);
2052 [alternateServerName release];
2053 alternateServerName = [alt copy];
2057 // Try alternate server again...
2058 if (!svrConn && alternateServerName) {
2059 //NSLog(@" trying to connect to alternate server: %@",
2060 // alternateServerName);
2061 connName = [self connectionNameFromServerName:alternateServerName];
2062 svrConn = [NSConnection connectionWithRegisteredName:connName
2067 [connectionNameDict setObject:svrConn forKey:connName];
2069 //NSLog(@"Adding %@ as connection observer for %@", self, svrConn);
2070 [[NSNotificationCenter defaultCenter] addObserver:self
2071 selector:@selector(serverConnectionDidDie:)
2072 name:NSConnectionDidDieNotification object:svrConn];
2079 - (NSConnection *)connectionForServerPort:(int)port
2082 NSEnumerator *e = [connectionNameDict objectEnumerator];
2084 while ((conn = [e nextObject])) {
2085 // HACK! Assume connection uses mach ports.
2086 if (port == [(NSMachPort*)[conn sendPort] machPort])
2093 - (void)serverConnectionDidDie:(NSNotification *)notification
2095 //NSLog(@"%s%@", _cmd, notification);
2097 NSConnection *svrConn = [notification object];
2099 //NSLog(@"Removing %@ as connection observer from %@", self, svrConn);
2100 [[NSNotificationCenter defaultCenter]
2102 name:NSConnectionDidDieNotification
2105 [connectionNameDict removeObjectsForKeys:
2106 [connectionNameDict allKeysForObject:svrConn]];
2108 // HACK! Assume connection uses mach ports.
2109 int port = [(NSMachPort*)[svrConn sendPort] machPort];
2110 NSNumber *key = [NSNumber numberWithInt:port];
2112 [clientProxyDict removeObjectForKey:key];
2113 [serverReplyDict removeObjectForKey:key];
2116 - (void)addClient:(NSDistantObject *)client
2118 NSConnection *conn = [client connectionForProxy];
2119 // HACK! Assume connection uses mach ports.
2120 int port = [(NSMachPort*)[conn sendPort] machPort];
2121 NSNumber *key = [NSNumber numberWithInt:port];
2123 if (![clientProxyDict objectForKey:key]) {
2124 [client setProtocolForProxy:@protocol(MMVimClientProtocol)];
2125 [clientProxyDict setObject:client forKey:key];
2128 // NOTE: 'clientWindow' is a global variable which is used by <client>
2129 clientWindow = port;
2132 - (NSString *)alternateServerNameForName:(NSString *)name
2134 if (!(name && [name length] > 0))
2137 // Only look for alternates if 'name' doesn't end in a digit.
2138 unichar lastChar = [name characterAtIndex:[name length]-1];
2139 if (lastChar >= '0' && lastChar <= '9')
2142 // Look for alternates among all current servers.
2143 NSArray *list = [self serverList];
2144 if (!(list && [list count] > 0))
2147 // Filter out servers starting with 'name' and ending with a number. The
2148 // (?i) pattern ensures that the match is case insensitive.
2149 NSString *pat = [NSString stringWithFormat:@"(?i)%@[0-9]+\\z", name];
2150 NSPredicate *pred = [NSPredicate predicateWithFormat:
2151 @"SELF MATCHES %@", pat];
2152 list = [list filteredArrayUsingPredicate:pred];
2153 if ([list count] > 0) {
2154 list = [list sortedArrayUsingSelector:@selector(serverNameCompare:)];
2155 return [list objectAtIndex:0];
2161 @end // MMBackend (Private)
2166 @implementation NSString (MMServerNameCompare)
2167 - (NSComparisonResult)serverNameCompare:(NSString *)string
2169 return [self compare:string
2170 options:NSCaseInsensitiveSearch|NSNumericSearch];
2177 static int eventModifierFlagsToVimModMask(int modifierFlags)
2181 if (modifierFlags & NSShiftKeyMask)
2182 modMask |= MOD_MASK_SHIFT;
2183 if (modifierFlags & NSControlKeyMask)
2184 modMask |= MOD_MASK_CTRL;
2185 if (modifierFlags & NSAlternateKeyMask)
2186 modMask |= MOD_MASK_ALT;
2187 if (modifierFlags & NSCommandKeyMask)
2188 modMask |= MOD_MASK_CMD;
2193 static int vimModMaskToEventModifierFlags(int mods)
2197 if (mods & MOD_MASK_SHIFT)
2198 flags |= NSShiftKeyMask;
2199 if (mods & MOD_MASK_CTRL)
2200 flags |= NSControlKeyMask;
2201 if (mods & MOD_MASK_ALT)
2202 flags |= NSAlternateKeyMask;
2203 if (mods & MOD_MASK_CMD)
2204 flags |= NSCommandKeyMask;
2209 static int eventModifierFlagsToVimMouseModMask(int modifierFlags)
2213 if (modifierFlags & NSShiftKeyMask)
2214 modMask |= MOUSE_SHIFT;
2215 if (modifierFlags & NSControlKeyMask)
2216 modMask |= MOUSE_CTRL;
2217 if (modifierFlags & NSAlternateKeyMask)
2218 modMask |= MOUSE_ALT;
2223 static int eventButtonNumberToVimMouseButton(int buttonNumber)
2225 static int mouseButton[] = { MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE,
2226 MOUSE_X1, MOUSE_X2 };
2228 return mouseButton[buttonNumber < 5 ? buttonNumber : 0];
2231 static int specialKeyToNSKey(int key)
2233 if (!IS_SPECIAL(key))
2240 { K_UP, NSUpArrowFunctionKey },
2241 { K_DOWN, NSDownArrowFunctionKey },
2242 { K_LEFT, NSLeftArrowFunctionKey },
2243 { K_RIGHT, NSRightArrowFunctionKey },
2244 { K_F1, NSF1FunctionKey },
2245 { K_F2, NSF2FunctionKey },
2246 { K_F3, NSF3FunctionKey },
2247 { K_F4, NSF4FunctionKey },
2248 { K_F5, NSF5FunctionKey },
2249 { K_F6, NSF6FunctionKey },
2250 { K_F7, NSF7FunctionKey },
2251 { K_F8, NSF8FunctionKey },
2252 { K_F9, NSF9FunctionKey },
2253 { K_F10, NSF10FunctionKey },
2254 { K_F11, NSF11FunctionKey },
2255 { K_F12, NSF12FunctionKey },
2256 { K_F13, NSF13FunctionKey },
2257 { K_F14, NSF14FunctionKey },
2258 { K_F15, NSF15FunctionKey },
2259 { K_F16, NSF16FunctionKey },
2260 { K_F17, NSF17FunctionKey },
2261 { K_F18, NSF18FunctionKey },
2262 { K_F19, NSF19FunctionKey },
2263 { K_F20, NSF20FunctionKey },
2264 { K_F21, NSF21FunctionKey },
2265 { K_F22, NSF22FunctionKey },
2266 { K_F23, NSF23FunctionKey },
2267 { K_F24, NSF24FunctionKey },
2268 { K_F25, NSF25FunctionKey },
2269 { K_F26, NSF26FunctionKey },
2270 { K_F27, NSF27FunctionKey },
2271 { K_F28, NSF28FunctionKey },
2272 { K_F29, NSF29FunctionKey },
2273 { K_F30, NSF30FunctionKey },
2274 { K_F31, NSF31FunctionKey },
2275 { K_F32, NSF32FunctionKey },
2276 { K_F33, NSF33FunctionKey },
2277 { K_F34, NSF34FunctionKey },
2278 { K_F35, NSF35FunctionKey },
2279 { K_DEL, NSBackspaceCharacter },
2280 { K_BS, NSDeleteCharacter },
2281 { K_HOME, NSHomeFunctionKey },
2282 { K_END, NSEndFunctionKey },
2283 { K_PAGEUP, NSPageUpFunctionKey },
2284 { K_PAGEDOWN, NSPageDownFunctionKey }
2288 for (i = 0; i < sizeof(sp2ns)/sizeof(sp2ns[0]); ++i) {
2289 if (sp2ns[i].special == key)
2290 return sp2ns[i].nskey;