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LinkingEditor.m
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LinkingEditor.m
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/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted
provided that the following conditions are met:
- Redistributions of source code must retain the above copyright notice, this list of conditions
and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright notice, this list of
conditions and the following disclaimer in the documentation and/or other materials provided with
the distribution.
- Neither the name of Notational Velocity nor the names of its contributors may be used to endorse
or promote products derived from this software without specific prior written permission. */
#import "LinkingEditor.h"
#import "GlobalPrefs.h"
#import "AppController.h"
#import "NotesTableView.h"
#import "FocusRingScrollView.h"
#import "NSTextFinder.h"
#import "LinkingEditor_Indentation.h"
#import "NSCollection_utils.h"
#import "AttributedPlainText.h"
#import "BodyScroller.h"
#import "NSString_NV.h"
#import "NVPasswordGenerator.h"
#include <CoreServices/CoreServices.h>
#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
#include <Carbon/Carbon.h>
#endif
#define PASSWORD_SUGGESTIONS 0
#ifdef notyet
static long (*GetGetScriptManagerVariablePointer())(short);
#endif
@implementation LinkingEditor
- (void)awakeFromNib {
prefsController = [GlobalPrefs defaultPrefs];
[self setContinuousSpellCheckingEnabled:[prefsController checkSpellingAsYouType]];
if (IsSnowLeopardOrLater) {
[self setAutomaticTextReplacementEnabled:[prefsController useTextReplacement]];
}
[prefsController registerWithTarget:self forChangesInSettings:
@selector(setCheckSpellingAsYouType:sender:),
@selector(setUseTextReplacement:sender:),
@selector(setNoteBodyFont:sender:),
@selector(setMakeURLsClickable:sender:),
@selector(setSearchTermHighlightColor:sender:), nil];
[self setTextContainerInset:NSMakeSize(3, 8)];
[self setSmartInsertDeleteEnabled:NO];
[self setUsesRuler:NO];
[self setUsesFontPanel:NO];
#if DELAYED_LAYOUT
rectForSuppressedUpdate = NSZeroRect;
inhibitingUpdates = didSetFutureRange = didRenderFully = didInvalidateLayout = NO;
//should go in outletawoke method
[(BodyScroller*)[[self enclosingScrollView] verticalScroller] setContentViewDelegate:self];
#else
didRenderFully = NO;
#endif
[[self layoutManager] setDelegate:self];
[self setLinkTextAttributes:[self preferredLinkAttributes]];
NSMenu *theMenu = [[[NSMenu alloc] initWithTitle:@"NVFontMenu"] autorelease];
NSMenuItem *theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Cut",@"cut menu item title") action:@selector(cut:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[theMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Copy",@"copy menu item title") action:@selector(copy:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[theMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Paste",@"paste menu item title") action:@selector(paste:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[theMenu addItem:theMenuItem];
[theMenu addItem:[NSMenuItem separatorItem]];
NSMenu *formatMenu = [[[NSMenu alloc] initWithTitle:NSLocalizedString(@"Format", nil)] autorelease];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Plain Text Style",nil)
action:@selector(defaultStyle:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[formatMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Bold",nil) action:@selector(bold:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[formatMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Italic",nil) action:@selector(italic:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[formatMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Underline",nil) action:@selector(underlineNV:) keyEquivalent:@""] autorelease];
[theMenuItem setTarget:self];
[formatMenu addItem:theMenuItem];
theMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Format",@"format submenu title") action:NULL keyEquivalent:@""] autorelease];
[theMenu addItem:theMenuItem];
[theMenu setSubmenu:formatMenu forItem:theMenuItem];
[self setMenu:theMenu];
// Insert Password menus
static BOOL additionalEditItems = YES;
if (additionalEditItems) {
additionalEditItems = NO;
NSMenu *editMenu = [[NSApp mainMenu] numberOfItems] > 2 ? [[[NSApp mainMenu] itemAtIndex:2] submenu] : nil;
if (IsSnowLeopardOrLater) {
theMenuItem = [[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Use Automatic Text Replacement", "use-text-replacement command in the edit menu")
action:@selector(toggleAutomaticTextReplacement:) keyEquivalent:@""];
[theMenuItem setTarget:self];
[editMenu addItem:theMenuItem];
[theMenuItem release];
}
[editMenu addItem:[NSMenuItem separatorItem]];
#if PASSWORD_SUGGESTIONS
theMenuItem = [[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"New Password...", "new password command in the edit menu")
action:@selector(showGeneratedPasswords:) keyEquivalent:@"\\"];
[theMenuItem setKeyEquivalentModifierMask:NSCommandKeyMask];
[theMenuItem setTarget:nil]; // First Responder being the current Link Editor
[editMenu addItem:theMenuItem];
[theMenuItem release];
#endif
theMenuItem = [[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Insert New Password", "insert new password command in the edit menu")
action:@selector(insertGeneratedPassword:) keyEquivalent:@"\\"];
#if PASSWORD_SUGGESTIONS
[theMenuItem setAlternate:YES];
#endif
[theMenuItem setKeyEquivalentModifierMask:NSCommandKeyMask|NSAlternateKeyMask];
[theMenuItem setTarget:nil]; // First Responder being the current Link Editor
[editMenu addItem:theMenuItem];
[theMenuItem release];
}
outletObjectAwoke(self);
}
- (void)settingChangedForSelectorString:(NSString*)selectorString {
if ([selectorString isEqualToString:SEL_STR(setCheckSpellingAsYouType:sender:)]) {
[self setContinuousSpellCheckingEnabled:[prefsController checkSpellingAsYouType]];
} else if ([selectorString isEqualToString:SEL_STR(setUseTextReplacement:sender:)]) {
if (IsSnowLeopardOrLater) {
[self setAutomaticTextReplacementEnabled:[prefsController useTextReplacement]];
}
} else if ([selectorString isEqualToString:SEL_STR(setNoteBodyFont:sender:)]) {
[self setTypingAttributes:[prefsController noteBodyAttributes]];
//[textView setFont:[prefsController noteBodyFont]];
} else if ([selectorString isEqualToString:SEL_STR(setMakeURLsClickable:sender:)]) {
[self setLinkTextAttributes:[self preferredLinkAttributes]];
} else if ([selectorString isEqualToString:SEL_STR(setSearchTermHighlightColor:sender:)]) {
NSString *typedString = [[NSApp delegate] typedString];
if (typedString) [self highlightTermsTemporarilyReturningFirstRange:typedString];
}
}
- (BOOL)becomeFirstResponder {
[(FocusRingScrollView*)[self enclosingScrollView] setHasFocus:YES];
[notesTableView setShouldUseSecondaryHighlightColor:YES];
if ([[[self window] currentEvent] type] == NSKeyDown && [[[self window] currentEvent] firstCharacter] == '\t') {
//"indicate" the current cursor/selection when moving focus to this field, but only if the user did not click here
NSRange range = [self selectedRange];
if (range.length) {
range = NSMakeRange(MIN([[self string] length] - 1, range.location), range.length);
[self performSelector:@selector(indicateRange:) withObject:[NSValue valueWithRange:range] afterDelay:0];
}
}
#if DELAYED_LAYOUT
[self _setFutureSelectionRangeWithinIndex:[[self string] length]];
#endif
return [super becomeFirstResponder];
}
- (void)indicateRange:(NSValue*)rangeValue {
if (IsLeopardOrLater) {
[self showFindIndicatorForRange:[rangeValue rangeValue]];
}
}
- (BOOL)resignFirstResponder {
[(FocusRingScrollView*)[self enclosingScrollView] setHasFocus:NO];
[notesTableView setShouldUseSecondaryHighlightColor:NO];
return [super resignFirstResponder];
}
- (void)changeColor:(id)sender {
//NSLog(@"You do not change the color.");
return;
}
- (NSDictionary*)preferredLinkAttributes {
if (![prefsController URLsAreClickable])
return [NSDictionary dictionary];
return [NSDictionary dictionaryWithObjectsAndKeys:
[NSCursor pointingHandCursor], NSCursorAttributeName,
[NSNumber numberWithInt:NSUnderlineStyleSingle], NSUnderlineStyleAttributeName,
[NSColor blueColor], NSForegroundColorAttributeName, nil];
}
/*
- (BOOL)acceptsFirstResponder {
return ([[controlField stringValue] length] > 0);
}*/
- (void)toggleAutomaticTextReplacement:(id)sender {
[super toggleAutomaticTextReplacement:sender];
[prefsController setUseTextReplacement:[self isAutomaticTextReplacementEnabled] sender:self];
}
- (void)toggleContinuousSpellChecking:(id)sender {
[super toggleContinuousSpellChecking:sender];
[prefsController setCheckSpellingAsYouType:[self isContinuousSpellCheckingEnabled] sender:self];
}
- (BOOL)isContinuousSpellCheckingEnabled {
//optimization so that we don't spell-check while scrolling through notes that don't have focus
NSView *responder = (NSView*)[[self window] firstResponder];
return (responder == self && [super isContinuousSpellCheckingEnabled]);
}
#if DELAYED_LAYOUT
- (void)progressTowardFutureRange:(id)sender {
unsigned int farthestLoc = [[self layoutManager] firstUnlaidCharacterIndex];
//highlight all words from lastHighlightedIndex to farthestLoc, setting futureRange to range of first occurring found word
[self _updateHighlightedRangesToIndex:farthestLoc];
if (futureRange.location <= farthestLoc) {
[self _setFutureSelectionRangeWithinIndex:farthestLoc];
}
}
- (void)beginInhibitingUpdates {
inhibitingUpdates = YES;
rectForSuppressedUpdate = NSZeroRect;
if (!didRenderFully) {
rectForSuppressedUpdate = NSUnionRect(rectForSuppressedUpdate, [self visibleRect]);
NSLog(@"probably dirty, so updating everything");
}
}
- (void)setFutureSelectionRange:(NSRange)aRange highlightingWords:(NSString*)words {
futureRange = aRange;
didSetFutureRange = didInvalidateLayout = NO;
lastHighlightedIndex = 0;
[futureWordsToHighlight release];
futureWordsToHighlight = [words retain];
//rectForSuppressedUpdate = NSZeroRect;
[(BodyScroller*)[[self enclosingScrollView] verticalScroller] clearSuppressedRects];
//if we have focus, just force-scroll?
if ([[self window] firstResponder] == self) {
[self _setFutureSelectionRangeWithinIndex:[[self string] length]];
} else if (!timer && [[self string] length] > 10*1024) {
timer = [NSTimer scheduledTimerWithTimeInterval:0.08 target:self selector:@selector(progressTowardFutureRange:) userInfo:nil repeats:YES];
}
//need to draw loading status here somehow
}
- (void)_updateHighlightedRangesToIndex:(unsigned)loc {
//unsigned loc = [[self string] length];
NSString *bodyString = [self string];
NSRange scanRange = NSMakeRange(lastHighlightedIndex, loc - lastHighlightedIndex);
if (lastHighlightedIndex < loc && [futureWordsToHighlight length] && NSMaxRange(scanRange) <= [bodyString length]) {
//find the range with the lowest location
//NSLog(@"highlighting from %d to %d", lastHighlightedIndex, loc);
CFArrayRef ranges = [bodyString copyRangesOfWordsInString:futureWordsToHighlight inRange:scanRange];
if (ranges) {
if (!futureRange.length) {
CFRange earliestRange = CFRangeMake(NSNotFound, 0);
CFIndex rangeIndex;
for (rangeIndex = 0; rangeIndex < CFArrayGetCount(ranges); rangeIndex++) {
CFRange *range = (CFRange *)CFArrayGetValueAtIndex(ranges, rangeIndex);
if (range && range->length > 0 && range->location + range->length <= loc) {
if (range->location < earliestRange.location)
earliestRange = *range;
}
}
if (earliestRange.location != NSNotFound) {
futureRange.location = earliestRange.location;
futureRange.length = earliestRange.length;
//NSLog(@"set futureRange to found: %@", NSStringFromRange(futureRange));
}
}
[self highlightRangesTemporarily:ranges];
CFRelease(ranges);
}
lastHighlightedIndex = loc;
} else {
//NSLog(@"not scanning range %@ (max=%d)", NSStringFromRange(scanRange), NSMaxRange(scanRange));
}
}
- (void)_setFutureSelectionRangeWithinIndex:(unsigned)loc {
[timer invalidate];
timer = nil;
//[[[self enclosingScrollView] verticalScroller] setHidden:NO];
[self _updateHighlightedRangesToIndex:loc];
if (!didSetFutureRange) {
//highlight words from lastHighlightedIndex to end of body
if (futureRange.location != NSNotFound && NSMaxRange(futureRange) <= [[self string] length]) {
didSetFutureRange = YES;
[self setAutomaticallySelectedRange:futureRange];
[self scrollRangeToVisible:futureRange];
}
inhibitingUpdates = NO;
[self setNeedsDisplayInRect:rectForSuppressedUpdate avoidAdditionalLayout:YES];
[(BodyScroller*)[[self enclosingScrollView] verticalScroller] restoreSuppressedRects];
}
//[(BodyScroller*)[[self enclosingScrollView] verticalScroller] setDisableUpdating:NO];
}
- (void)layoutManager:(NSLayoutManager *)aLayoutManager didCompleteLayoutForTextContainer:(NSTextContainer *)aTextContainer atEnd:(BOOL)flag {
//NSLog(@"completed layout at end: %d", flag);
didRenderFully = YES;
if (!didInvalidateLayout) {
//ideally we want to be able to do this as soon as firstUnlaidCharacterIndex is >= NSMaxRange(futureRange), but how to check other than polling?
[self _setFutureSelectionRangeWithinIndex:[[self string] length]];
//[self setNeedsDisplayInRect:[self visibleRect] avoidAdditionalLayout:YES];
}
}
- (void)layoutManagerDidInvalidateLayout:(NSLayoutManager *)aLayoutManager {
//NSLog(@"invalidated layout");
didInvalidateLayout = YES;
didRenderFully = NO;
}
- (BOOL)readyToDraw {
//return didRenderFully || didInvalidateLayout || didSetFutureRange;
return !inhibitingUpdates;
}
- (void)setNeedsDisplayInRect:(NSRect)aRect avoidAdditionalLayout:(BOOL)flag {
if (![self readyToDraw]) {
rectForSuppressedUpdate = NSUnionRect(rectForSuppressedUpdate, aRect);
} else {
[super setNeedsDisplayInRect:aRect avoidAdditionalLayout:flag];
}
}
#else
- (BOOL)didRenderFully {
return didRenderFully;
}
- (void)layoutManager:(NSLayoutManager *)aLayoutManager didCompleteLayoutForTextContainer:(NSTextContainer *)aTextContainer atEnd:(BOOL)flag {
didRenderFully = YES;
}
- (void)layoutManagerDidInvalidateLayout:(NSLayoutManager *)aLayoutManager {
didRenderFully = NO;
}
#endif
- (BOOL)readSelectionFromPasteboard:(NSPasteboard *)pboard type:(NSString *)type {
//NSLog(@"readSelectionFromPasteboard: %@ (total %@)", type, [[pboard types] description]);
if ([type isEqualToString:NSFilenamesPboardType]) {
//paste as a file:// URL, so that it can be linked
NSArray *files = [pboard propertyListForType:NSFilenamesPboardType];
if ([files isKindOfClass:[NSArray class]]) {
NSMutableString *allURLsString = [NSMutableString string];
unsigned int i;
BOOL foundURL = NO;
for (i=0; i<[files count]; i++) {
NSURL *url = [NSURL fileURLWithPath:[files objectAtIndex:i]];
if (url) {
[allURLsString appendFormat:@"<%@>",
[[url absoluteString] stringByReplacingOccurrencesOfString:@"file://localhost" withString:@"file://"]];
foundURL = YES;
}
if (i < [files count] - 1) [allURLsString appendString:@"\n"];
}
if (foundURL) {
NSRange selectedRange = [self rangeForUserTextChange];
if ([self shouldChangeTextInRange:selectedRange replacementString:allURLsString]) {
[self replaceCharactersInRange:selectedRange withString:allURLsString];
[self didChangeText];
return YES;
}
}
}
}
if ([type isEqualToString:NSRTFPboardType] || [type isEqualToString:NVPTFPboardType]) {
//strip formatting if RTF and stick it into a new pboard
NSMutableAttributedString *newString = [[[NSMutableAttributedString alloc] initWithRTF:[pboard dataForType:type]
documentAttributes:nil] autorelease];
NSRange selectedRange = [self rangeForUserTextChange];
if ([self shouldChangeTextInRange:selectedRange replacementString:[newString string]]) {
if (![type isEqualToString:NVPTFPboardType]) {
//remove the link attribute, because it will be re-added after we paste, and restyleText would preserve it otherwise
//and we only want real URLs to be linked
[newString removeAttribute:NSLinkAttributeName range:NSMakeRange(0, [newString length])];
[newString restyleTextToFont:[prefsController noteBodyFont] usingBaseFont:nil];
}
[self replaceCharactersInRange:selectedRange withRTF:[newString RTFFromRange:
NSMakeRange(0, [newString length]) documentAttributes:nil]];
//paragraph styles will ALWAYS be added _after_ replaceCharactersInRange, it seems
//[[self textStorage] removeAttribute:NSParagraphStyleAttributeName range:NSMakeRange(0, [[self string] length])];
[self didChangeText];
return YES;
}
}
return [super readSelectionFromPasteboard:pboard type:type];
}
- (NSArray *)acceptableDragTypes {
return [self readablePasteboardTypes];
}
- (NSArray *)readablePasteboardTypes {
NSMutableArray *types = [NSMutableArray arrayWithObjects:NSFilenamesPboardType, NVPTFPboardType, NSStringPboardType, nil];
if ([prefsController pastePreservesStyle]) {
[types insertObject:NSRTFPboardType atIndex:2];
}
return types;
}
- (BOOL)writeSelectionToPasteboard:(NSPasteboard *)pboard type:(NSString *)type {
if ([type isEqualToString:NVPTFPboardType]) {
//always preserve RTF to allow pasting into ourselves; prejudice against external sources
[pboard setData:[self RTFFromRange:[self selectedRange]] forType:NVPTFPboardType];
return YES;
}
return [super writeSelectionToPasteboard:pboard type:type];
}
#define COPY_PASTE_DEBUG 0
- (NSArray *)writablePasteboardTypes {
NSMutableArray *types = [NSMutableArray arrayWithObjects:NVPTFPboardType, NSStringPboardType, nil];
NSRange selectedRange = [self selectedRange];
if (selectedRange.length) {
NSRange firstAttributeRange;
[[self textStorage] attributesAtIndex:selectedRange.location effectiveRange:&firstAttributeRange];
if (firstAttributeRange.length < selectedRange.length) {
//there are multiple styles across the selected text
NSAttributedString *newString = [[self textStorage] attributedSubstringFromRange:selectedRange];
NSRange effectiveRange = NSMakeRange(0,0);
unsigned int stringLength = [newString length];
//iterate over all styles; if any are acceptable, copy as RTF
while (NSMaxRange(effectiveRange) < stringLength) {
// Get the attributes for the current range
NSDictionary *attributes = [newString attributesAtIndex:NSMaxRange(effectiveRange) effectiveRange:&effectiveRange];
if ([attributes attributesHaveFontTrait:NSBoldFontMask orAttribute:NSStrokeWidthAttributeName])
goto copyRTFType;
if ([attributes attributesHaveFontTrait:NSItalicFontMask orAttribute:NSObliquenessAttributeName])
goto copyRTFType;
if ([attributes attributesHaveFontTrait:0 orAttribute:NSUnderlineStyleAttributeName])
goto copyRTFType;
}
#if COPY_PASTE_DEBUG
NSLog(@"false alarm: no real styles");
#endif
} else {
#if COPY_PASTE_DEBUG
NSLog(@"homogeneous style");
#endif
}
if (0) {
copyRTFType:
//we have more than a single styling segment within the selection--grudgingly allow regular RTF copying
#if COPY_PASTE_DEBUG
NSLog(@"copying RTF due to multiple attributes");
[[self layoutManager] addTemporaryAttributes:[prefsController searchTermHighlightAttributes] forCharacterRange:effectiveRange];
#endif
[types insertObject:NSRTFPboardType atIndex:1];
}
}
return types;
}
- (void)underlineNV:(id)sender {
//we don't respond to the font panel, so underline it ourselves
[self applyStyleOfTrait:0 alternateAttributeName:NSUnderlineStyleAttributeName
alternateAttributeValue:[NSNumber numberWithInt:NSUnderlineStyleSingle]];
[[self undoManager] setActionName:NSLocalizedString(@"Underline",nil)];
}
#define STROKE_WIDTH_FOR_BOLD (-3.50)
#define OBLIQUENESS_FOR_ITALIC (0.20)
- (void)bold:(id)sender {
[self applyStyleOfTrait:NSBoldFontMask alternateAttributeName:NSStrokeWidthAttributeName
alternateAttributeValue:[NSNumber numberWithFloat:STROKE_WIDTH_FOR_BOLD]];
[[self undoManager] setActionName:NSLocalizedString(@"Bold",nil)];
}
- (void)italic:(id)sender {
[self applyStyleOfTrait:NSItalicFontMask alternateAttributeName:NSObliquenessAttributeName
alternateAttributeValue:[NSNumber numberWithFloat:OBLIQUENESS_FOR_ITALIC]];
[[self undoManager] setActionName:NSLocalizedString(@"Italic",nil)];
}
- (void)applyStyleOfTrait:(NSFontTraitMask)trait alternateAttributeName:(NSString*)attrName alternateAttributeValue:(id)value {
NSFont *font = nil;
NSMutableDictionary *attributes = nil;
BOOL hasTrait = NO;
if ([self selectedRange].length) {
NSRange limitRange, effectiveRange;
NSTextStorage *text = [self textStorage];
limitRange = [self selectedRange];
if ([self shouldChangeTextInRange:limitRange replacementString:nil]) {
NSDictionary *firstAttrs = [text attributesAtIndex:limitRange.location longestEffectiveRange:NULL inRange:limitRange];
hasTrait = [firstAttrs attributesHaveFontTrait:trait orAttribute:attrName];
[text beginEditing];
while (limitRange.length > 0) {
attributes = [[text attributesAtIndex:limitRange.location longestEffectiveRange:&effectiveRange
inRange:limitRange] mutableCopyWithZone:nil];
if (!attributes) attributes = [[prefsController noteBodyAttributes] mutableCopyWithZone:nil];
font = [attributes objectForKey:NSFontAttributeName];
[attributes applyStyleInverted:hasTrait trait:trait forFont:font alternateAttributeName:attrName alternateAttributeValue:value];
[text setAttributes:attributes range:effectiveRange];
[attributes release];
limitRange = NSMakeRange( NSMaxRange( effectiveRange ), NSMaxRange( limitRange ) - NSMaxRange( effectiveRange ) );
}
[text endEditing];
[self didChangeText];
}
} else {
attributes = [[self typingAttributes] mutableCopyWithZone:nil];
if (!attributes) attributes = [[prefsController noteBodyAttributes] mutableCopyWithZone:nil];
font = [attributes objectForKey:NSFontAttributeName];
hasTrait = [attributes attributesHaveFontTrait:trait orAttribute:attrName];
[attributes applyStyleInverted:hasTrait trait:trait forFont:font alternateAttributeName:attrName alternateAttributeValue:value];
[self setTypingAttributes:attributes];
[attributes release];
}
}
- (void)removeHighlightedTerms {
[[self layoutManager] removeTemporaryAttribute:NSBackgroundColorAttributeName forCharacterRange:NSMakeRange(0, [[self string] length])];
}
//use with rangesOfWordsInString:(NSString*)findString earliestRange:(NSRange*)aRange inRange:
- (void)highlightRangesTemporarily:(CFArrayRef)ranges {
CFIndex rangeIndex;
int bodyLength = [[self string] length];
NSDictionary *highlightDict = [prefsController searchTermHighlightAttributes];
for (rangeIndex = 0; rangeIndex < CFArrayGetCount(ranges); rangeIndex++) {
CFRange *range = (CFRange *)CFArrayGetValueAtIndex(ranges, rangeIndex);
if (range && range->length > 0 && range->location + range->length <= bodyLength) {
[[self layoutManager] addTemporaryAttributes:highlightDict forCharacterRange:*(NSRange*)range];
} else {
NSLog(@"highlightRangesTemporarily: Invalid range (%@)", range ? NSStringFromRange(*(NSRange*)range) : @"null");
}
}
}
- (NSRange)highlightTermsTemporarilyReturningFirstRange:(NSString*)typedString {
//if lengths of respective UTF8-string equivalents for contentString are the same, we should revert to cstring-based algorithm
CFStringRef quoteStr = CFSTR("\"");
NSRange firstRange = NSMakeRange(NSNotFound,0);
CFRange quoteRange = CFStringFind((CFStringRef)typedString, quoteStr, 0);
CFArrayRef terms = CFStringCreateArrayBySeparatingStrings(NULL, (CFStringRef)typedString,
quoteRange.location == kCFNotFound ? CFSTR(" ") : quoteStr);
if (terms) {
CFIndex termIndex, rangeIndex;
CFStringRef bodyString = (CFStringRef)[self string];
NSDictionary *highlightDict = [prefsController searchTermHighlightAttributes];
for (termIndex = 0; termIndex < CFArrayGetCount(terms); termIndex++) {
CFStringRef term = CFArrayGetValueAtIndex(terms, termIndex);
if (CFStringGetLength(term) > 0) {
CFArrayRef ranges = CFStringCreateArrayWithFindResults(NULL, bodyString, term, CFRangeMake(0, CFStringGetLength(bodyString)),
kCFCompareCaseInsensitive);
if (!ranges)
continue;
for (rangeIndex = 0; rangeIndex < CFArrayGetCount(ranges); rangeIndex++) {
CFRange *range = (CFRange *)CFArrayGetValueAtIndex(ranges, rangeIndex);
if (range && range->length > 0 && range->location + range->length <= CFStringGetLength(bodyString)) {
if (firstRange.location > (NSUInteger)range->location) firstRange = *(NSRange*)range;
[[self layoutManager] addTemporaryAttributes:highlightDict forCharacterRange:*(NSRange*)range];
} else {
NSLog(@"highlightTermsTemporarily: Invalid range (%@)", range ? NSStringFromRange(*(NSRange*)range) : @"?");
}
}
CFRelease(ranges);
}
}
CFRelease(terms);
}
return (firstRange);
}
- (NSRange)selectionRangeForProposedRange:(NSRange)proposedSelRange granularity:(NSSelectionGranularity)granularity {
if (granularity != NSSelectByWord || [[self string] length] == proposedSelRange.location) {
// If it's not a double-click return unchanged
return [super selectionRangeForProposedRange:proposedSelRange granularity:granularity];
}
unsigned int location = [super selectionRangeForProposedRange:proposedSelRange granularity:NSSelectByCharacter].location;
int originalLocation = location;
NSString *completeString = [self string];
unichar characterToCheck = [completeString characterAtIndex:location];
unsigned short skipMatchingBrace = 0;
unsigned int lengthOfString = [completeString length];
if (lengthOfString == proposedSelRange.location) { // To avoid crash if a double-click occurs after any text
return [super selectionRangeForProposedRange:proposedSelRange granularity:granularity];
}
BOOL triedToMatchBrace = NO;
char *rightGroupings = ")}]>";
char *leftGroupings = "({[<";
int groupingIndex = 0;
char *rightChar = strchr(rightGroupings, (char)characterToCheck);
if (rightChar) {
groupingIndex = rightChar - rightGroupings;
triedToMatchBrace = YES;
while (location--) {
characterToCheck = [completeString characterAtIndex:location];
if (characterToCheck == leftGroupings[groupingIndex]) {
if (!skipMatchingBrace) {
return NSMakeRange(location, originalLocation - location + 1);
} else {
skipMatchingBrace--;
}
} else if (characterToCheck == *rightChar) {
skipMatchingBrace++;
}
}
//NSBeep();
}
char *leftChar = strchr(leftGroupings, (char)characterToCheck);
if (leftChar) {
groupingIndex = leftChar - leftGroupings;
triedToMatchBrace = YES;
while (++location < lengthOfString) {
characterToCheck = [completeString characterAtIndex:location];
if (characterToCheck == rightGroupings[groupingIndex]) {
if (!skipMatchingBrace) {
return NSMakeRange(originalLocation, location - originalLocation + 1);
} else {
skipMatchingBrace--;
}
} else if (characterToCheck == *leftChar) {
skipMatchingBrace++;
}
}
//NSBeep();
}
// If it has a found a "starting" brace but not found a match, a double-click should only select the "starting" brace and not what it usually would select at a double-click
if (triedToMatchBrace) {
return [super selectionRangeForProposedRange:NSMakeRange(proposedSelRange.location, 1) granularity:NSSelectByCharacter];
} else {
return [super selectionRangeForProposedRange:proposedSelRange granularity:granularity];
}
}
- (NSRange)selectedRangeWasAutomatic:(BOOL*)automatic {
NSRange myRange = [self selectedRange];
if (automatic) {
*automatic = !didRenderFully || NSEqualRanges(lastAutomaticallySelectedRange, myRange);
}
return myRange;
}
- (void)setAutomaticallySelectedRange:(NSRange)newRange {
lastAutomaticallySelectedRange = newRange;
didChangeIntoAutomaticRange = NO;
[self setSelectedRange:newRange];
}
- (IBAction)performFindPanelAction:(id)sender {
id controller = [NSApp delegate];
NSString *typedString = [controller typedString];
NSString *currentFindString = nil;
if (!typedString) typedString = [controlField stringValue];
typedString = [typedString stringByReplacingOccurrencesOfString:@"\"" withString:@""];
NSTextFinder *textFinder = [NSTextFinder sharedTextFinder];
if ([typedString length] > 0 && ![lastImportedFindString isEqualToString:typedString]) {
NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
[pasteboard declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil];
[pasteboard setString:typedString forType:NSStringPboardType];
if ([textFinder respondsToSelector:@selector(loadFindStringFromPasteboard)])
[textFinder loadFindStringFromPasteboard];
else
NSLog(@"Apple changed NSTextFinder (loadFindStringFromPasteboard)");
[lastImportedFindString release];
lastImportedFindString = [typedString retain];
}
[currentFindString release];
if ([textFinder respondsToSelector:@selector(findString)])
currentFindString = [[textFinder findString] retain];
else
NSLog(@"Apple changed NSTextFinder (findString)");
int rowNumber = -1;
int totalNotes = [notesTableView numberOfRows];
int tag = [sender tag];
if (![controller selectedNoteObject]) {
rowNumber = (tag == NSFindPanelActionPrevious ? totalNotes - 1 : 0);
} else if (textFinder && [textFinder nv_lastFindWasSuccessful] == LAST_FIND_NO && //if the last find op. didn't work
selectedRangeDuringFind.location == [self selectedRange].location && //and user didn't change the selection
noteDuringFind == [controller selectedNoteObject] && //or select a different note
[stringDuringFind isEqualToString:currentFindString]) { //or type a new search string
//then go to next/previous note in the list
int selectedRow = [notesTableView selectedRow];
rowNumber = (tag == NSFindPanelActionPrevious ? (selectedRow < 1 ? totalNotes - 1 : selectedRow - 1) :
(selectedRow >= totalNotes - 1 ? 0 : selectedRow + 1));
}
if (rowNumber > -1 && tag != NSFindPanelActionShowFindPanel) {
//when skipping notes, also set the selection depending on find direction
[notesTableView selectRowAndScroll:rowNumber];
[self setSelectedRange:NSMakeRange((tag == NSFindPanelActionPrevious ? [[self string] length] : 0),0)];
}
if ([controller selectedNoteObject])
[[self window] makeFirstResponder:self];
[super performFindPanelAction:sender];
[stringDuringFind release];
stringDuringFind = [currentFindString retain];
noteDuringFind = [controller selectedNoteObject];
selectedRangeDuringFind = [self selectedRange];
lastAutomaticallySelectedRange = selectedRangeDuringFind;
}
- (BOOL)performKeyEquivalent:(NSEvent *)anEvent {
unichar keyChar = [anEvent firstCharacterIgnoringModifiers];
if (keyChar == NSCarriageReturnCharacter || keyChar == NSNewlineCharacter || keyChar == NSEnterCharacter) {
if ([anEvent modifierFlags] & NSCommandKeyMask) {
unsigned charIndex = [self selectedRange].location;
id aLink = [self highlightLinkAtIndex:charIndex];
if ([aLink isKindOfClass:[NSURL class]]) {
[self clickedOnLink:aLink atIndex:charIndex];
return YES;
}
}
}
return [super performKeyEquivalent:anEvent];
}
- (void)keyDown:(NSEvent*)anEvent {
unichar keyChar = [anEvent firstCharacterIgnoringModifiers];
if (keyChar == NSBackTabCharacter) {
//apparently interpretKeyEvents: on 10.3 does not call insertBacktab
//maybe it works on someone else's 10.3 Mac
[self doCommandBySelector:@selector(insertBacktab:)];
return;
}
[super keyDown:anEvent];
}
- (BOOL)jumpToRenaming {
NSEvent *event = [[self window] currentEvent];
if ([event type] == NSKeyDown && ![event isARepeat] && NSEqualRanges([self selectedRange], NSMakeRange(0, 0))) {
//command-left at the beginning of the note--jump to editing the title!
[[NSApp delegate] renameNote:nil];
NSText *editor = [notesTableView currentEditor];
NSRange endRange = NSMakeRange([[editor string] length], 0);
[editor setSelectedRange:endRange];
[editor scrollRangeToVisible:endRange];
return YES;
}
return NO;
}
- (void)moveToLeftEndOfLine:(id)sender {
if (![self jumpToRenaming])
[super moveToLeftEndOfLine:sender];
}
- (void)moveToBeginningOfLine:(id)sender {
if (![self jumpToRenaming])
[super moveToBeginningOfLine:sender];
}
- (void)insertTab:(id)sender {
//check prefs for tab behavior
BOOL wasAutomatic = NO;
[self selectedRangeWasAutomatic:&wasAutomatic];
if ([prefsController tabKeyIndents] && (!wasAutomatic || ![[self string] length] || didChangeIntoAutomaticRange)) {
[self insertTabIgnoringFieldEditor:sender];
} else {
[[self window] selectNextKeyView:self];
}
}
- (void)insertBacktab:(id)sender {
[[self window] selectPreviousKeyView:self];
}
- (void)insertTabIgnoringFieldEditor:(id)sender {
BOOL shouldShiftText = NO;
if ([self selectedRange].length > 0) { // Check to see if the selection is in the text or if it's at the beginning of a line or in whitespace; if one doesn't do this one shifts the line if there's only one suggestion in the auto-complete
NSRange rangeOfFirstLine = [[self string] lineRangeForRange:NSMakeRange([self selectedRange].location, 0)];
unsigned int firstCharacterOfFirstLine = rangeOfFirstLine.location;
while ([[self string] characterAtIndex:firstCharacterOfFirstLine] == ' ' || [[self string] characterAtIndex:firstCharacterOfFirstLine] == '\t') {
firstCharacterOfFirstLine++;
}
if ([self selectedRange].location <= firstCharacterOfFirstLine) {
shouldShiftText = YES;
}
}
if (shouldShiftText) {
[self shiftRightAction:nil];
} else if ([prefsController softTabs]) {
int numberOfSpacesPerTab = [prefsController numberOfSpacesInTab];
int locationOnLine = [self selectedRange].location - [[self string] lineRangeForRange:[self selectedRange]].location;
if (numberOfSpacesPerTab != 0) {
int numberOfSpacesLess = locationOnLine % numberOfSpacesPerTab;
numberOfSpacesPerTab = numberOfSpacesPerTab - numberOfSpacesLess;
}
NSMutableString *spacesString = [[NSMutableString alloc] initWithCapacity:numberOfSpacesPerTab];
while (numberOfSpacesPerTab--) {
[spacesString appendString:@" "];
}
[self insertText:spacesString];
[spacesString release];
} else {
[self insertText:@"\t"];
}
}
- (void)deleteBackward:(id)sender {
NSRange charRange = [self rangeForUserTextChange];
if (charRange.location != NSNotFound) {
if (charRange.length > 0) {
// Non-zero selection. Delete normally.
[super deleteBackward:sender];
} else {
if (charRange.location == 0) {
// At beginning of text. Delete normally.
[super deleteBackward:sender];
} else {
NSString *string = [self string];
NSRange paraRange = [string lineRangeForRange:NSMakeRange(charRange.location - 1, 1)];
if (paraRange.location == charRange.location) {
// At beginning of line. Delete normally.
[super deleteBackward:sender];
} else {
unsigned tabWidth = [prefsController numberOfSpacesInTab];
unsigned indentWidth = 4;
BOOL usesTabs = ![prefsController softTabs];
NSRange leadingSpaceRange = paraRange;
unsigned leadingSpaces = [string numberOfLeadingSpacesFromRange:&leadingSpaceRange tabWidth:tabWidth];
if (charRange.location > NSMaxRange(leadingSpaceRange)) {
// Not in leading whitespace. Delete normally.
[super deleteBackward:sender];
} else {
if ([string rangeOfString:@"\t" options:NSLiteralSearch range:leadingSpaceRange].location == NSNotFound) {
//if this line was indented only with spaces, then keep the soft-tabbed-indentation
usesTabs = NO;
} else if ([string rangeOfString:@" " options:NSLiteralSearch range:leadingSpaceRange].location != NSNotFound && ![prefsController _bodyFontIsMonospace]) {
//mixed tabs and spaces, and we have a proportional font -- what a mess! just revert to normal backward-deletes
[super deleteBackward:sender];
return;
}
NSTextStorage *text = [self textStorage];
unsigned leadingIndents = leadingSpaces / indentWidth;
NSString *replaceString;
// If we were indented to an fractional level just go back to the last even multiple of indentWidth, if we were exactly on, go back a full level.
if (leadingSpaces % indentWidth == 0) {
leadingIndents--;
}
leadingSpaces = leadingIndents * indentWidth;
replaceString = ((leadingSpaces > 0) ? [NSString tabbifiedStringWithNumberOfSpaces:leadingSpaces tabWidth:tabWidth usesTabs:usesTabs] : @"");
if ([self shouldChangeTextInRange:leadingSpaceRange replacementString:replaceString]) {
NSDictionary *newTypingAttributes;
if (charRange.location < [string length]) {
newTypingAttributes = [[text attributesAtIndex:charRange.location effectiveRange:NULL] retain];
} else {
newTypingAttributes = [[text attributesAtIndex:(charRange.location - 1) effectiveRange:NULL] retain];
}
[text replaceCharactersInRange:leadingSpaceRange withString:replaceString];
[self setTypingAttributes:newTypingAttributes];
[newTypingAttributes release];
[self didChangeText];
}