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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 "AppController_Importing.h"
#import "NotesTableView.h"
#import "LinkingEditor_Indentation.h"
#import "NSCollection_utils.h"
#import "AttributedPlainText.h"
#import "NSString_NV.h"
#import "NVPasswordGenerator.h"
#import "ETClipView.h"
//#import "NSTextFinder.h"
//#import "NVTextFinderAdditions.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
#define kDefaultTextInsetWidth 8.0
#define kDefaultTextInsetHeight 8.0
@interface NSCursor (WhiteIBeamCursor)
+ (NSCursor*)whiteIBeamCursor;
@end
@implementation NSCursor (WhiteIBeamCursor)
+ (NSCursor*)whiteIBeamCursor {
static NSCursor *invertedIBeamCursor = nil;
if (!invertedIBeamCursor) {
invertedIBeamCursor = [[NSCursor alloc] initWithImage:[NSImage imageNamed:@"IBeamInverted"] hotSpot:NSMakePoint(4,5)];
}
return invertedIBeamCursor;
}
@end
@implementation LinkingEditor
@synthesize beforeString;
@synthesize afterString;
@synthesize activeParagraph;
@synthesize activeParagraphBeforeCursor;
@synthesize activeParagraphPastCursor;
@synthesize managesTextWidth;
CGFloat _perceptualDarkness(NSColor*a);
//+ (BOOL)stronglyReferencesTextStorage{
// return NO;
//}
- (void)awakeFromNib {
prefsController = [GlobalPrefs defaultPrefs];
[prefsController registerWithTarget:self forChangesInSettings:
@selector(setNoteBodyFont:sender:),
@selector(setMakeURLsClickable:sender:),
@selector(setSearchTermHighlightColor:sender:),
@selector(setShouldHighlightSearchTerms:sender:), nil];
self.managesTextWidth=[prefsController managesTextWidthInWindow];
[self setUsesRuler:NO];
[self setUsesFontPanel:NO];
[self setDrawsBackground:YES];
[self updateTextColors];
[self updateInsetAndForceLayout:YES];
[self prepareTextFinder];
[[self window] setAcceptsMouseMovedEvents:YES];
if (IsLeopardOrLater) {
defaultIBeamCursorIMP = method_getImplementation(class_getClassMethod([NSCursor class], @selector(IBeamCursor)));
whiteIBeamCursorIMP = method_getImplementation(class_getClassMethod([NSCursor class], @selector(whiteIBeamCursor)));
}
didRenderFully = NO;
[[self layoutManager] setDelegate:self];
[self bind:@"automaticQuoteSubstitutionEnabled" toObject:[NSUserDefaultsController sharedUserDefaultsController] withKeyPath:@"values.NSAutomaticQuoteSubstitutionEnabled" options:@{@"NSContinuouslyUpdatesValue":@YES}];
[self bind:@"automaticDashSubstitutionEnabled" toObject:[NSUserDefaultsController sharedUserDefaultsController] withKeyPath:@"values.NSAutomaticDashSubstitutionEnabled" options:@{@"NSContinuouslyUpdatesValue":@YES}];
[self bind:@"automaticTextReplacementEnabled" toObject:[NSUserDefaultsController sharedUserDefaultsController] withKeyPath:@"values.TextReplacementInNoteBody" options:@{@"NSContinuouslyUpdatesValue":@YES}];
[self bind:@"continuousSpellCheckingEnabled" toObject:[NSUserDefaultsController sharedUserDefaultsController] withKeyPath:@"values.CheckSpellingInNoteBody" options:@{@"NSContinuouslyUpdatesValue":@YES}];
[self bind:@"smartInsertDeleteEnabled" toObject:[NSUserDefaultsController sharedUserDefaultsController] withKeyPath:@"values.UseSmartInsertDelete" options:@{@"NSContinuouslyUpdatesValue":@YES}];
// NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
// [center addObserver:self selector:@selector(windowBecameOrResignedMain:) name:NSWindowDidBecomeMainNotification object:[self window]];
// [center addObserver:self selector:@selector(windowBecameOrResignedMain:) name:NSWindowDidResignMainNotification object:[self window]];
//[center addObserver:self selector:@selector(updateTextColors) name:NSSystemColorsDidChangeNotification object:nil]; // recreate gradient if needed
// NoMods = YES;
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(setBackgroundTextColor:sender:)]) {
//link-color is derived both from foreground and background colors
//[self updateTextColors];
//} else if ([selectorString isEqualToString:SEL_STR(setForegroundTextColor:sender:)]) {
//[self updateTextColors];
//[self setTypingAttributes:[prefsController noteBodyAttributes]];
} else if ([selectorString isEqualToString:SEL_STR(setSearchTermHighlightColor:sender:)] ||
[selectorString isEqualToString:SEL_STR(setShouldHighlightSearchTerms:sender:)]) {
if (![prefsController highlightSearchTerms]) {
[self removeHighlightedTerms];
} else {
NSString *typedString = [(AppController *)[NSApp delegate] typedString];
if (typedString)
[self highlightTermsTemporarilyReturningFirstRange:typedString avoidHighlight:NO];
}
}
}
- (BOOL)becomeFirstResponder {
[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];
}
}
[self setTypingAttributes:[prefsController noteBodyAttributes]];
// NSLog(@"exist :>%@<",self.defaultParagraphStyle);
// [self.textStorage setAttributes:@{NSParagraphStyleAttributeName:[NSParagraphStyle defaultParagraphStyle]} range:NSMakeRange(0, self.string.length)];
// NSLog(@"exist :>%@<",self.defaultParagraphStyle);
[self performSelector:@selector(_fixCursorForBackgroundUpdatingMouseInside:) withObject:[NSNumber numberWithBool:YES] afterDelay:0.0];
return [super becomeFirstResponder];
}
- (void)indicateRange:(NSValue*)rangeValue {
if (IsLeopardOrLater) {
[self showFindIndicatorForRange:[rangeValue rangeValue]];
}
}
- (BOOL)resignFirstResponder {
[notesTableView setShouldUseSecondaryHighlightColor:NO];
[self performSelector:@selector(_fixCursorForBackgroundUpdatingMouseInside:) withObject:[NSNumber numberWithBool:YES] afterDelay:0.0];
return [super resignFirstResponder];
}
- (void)changeColor:(id)sender {
//NSLog(@"You do not change the color.");
return;
}
- (void)setBackgroundColor:(NSColor*)aColor {
backgroundIsDark = (_perceptualDarkness([aColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace]) > 0.5);
[self fixCursorForBackgroundUpdatingMouseInside:YES];
[super setBackgroundColor:aColor];
}
- (void)updateTextColors {
NSColor *fgColor = [(AppController *)[NSApp delegate] foregrndColor];
NSColor *bgColor = [self backgroundColor];
if (bgColor!=[(AppController *)[NSApp delegate]backgrndColor]) {
bgColor=[(AppController *)[NSApp delegate]backgrndColor];
[self setBackgroundColor:bgColor];
}
[[self enclosingScrollView] setBackgroundColor:bgColor];
if (IsLionOrLater&&[self textFinderIsVisible]) {
[[self window]invalidateCursorRectsForView:[[self enclosingScrollView]findBarView]];
}
//[self setBackgroundColor:bgColor];
//[nvTextScroller setBackgroundColor:bgColor];
//[[self enclosingScrollView] setNeedsDisplay:YES];
[self setInsertionPointColor:[self _insertionPointColorForForegroundColor:fgColor backgroundColor:bgColor]];
[self setLinkTextAttributes:[self preferredLinkAttributes]];
[self setSelectedTextAttributes:[NSDictionary dictionaryWithObject:[self _selectionColorForForegroundColor:fgColor backgroundColor:bgColor]
forKey:NSBackgroundColorAttributeName]];
[self setTypingAttributes:[prefsController noteBodyAttributes]];
[[self enclosingScrollView]setNeedsDisplay:YES];
// [[[self enclosingScrollView]contentView]setNeedsDisplay:YES];
[self setNeedsDisplay:YES];
}
#define _CM(__ch) ((__ch) * 255.0)
CGFloat _perceptualDarkness(NSColor*a) {
//0 to 1; the higher the darker
CGFloat aRed, aGreen, aBlue;
[a getRed:&aRed green:&aGreen blue:&aBlue alpha:NULL];
return 1 - (0.299 * _CM(aRed) + 0.587 * _CM(aGreen) + 0.114 * _CM(aBlue))/255;
}
CGFloat _perceptualColorDifference(NSColor*a, NSColor*b) {
//acceptable: 500
CGFloat aRed, aGreen, aBlue, bRed, bGreen, bBlue;
[a getRed:&aRed green:&aGreen blue:&aBlue alpha:NULL];
[b getRed:&bRed green:&bGreen blue:&bBlue alpha:NULL];
return (MAX(_CM(aRed), _CM(bRed)) - MIN(_CM(aRed), _CM(bRed))) + (MAX(_CM(aGreen), _CM(bGreen)) - MIN(_CM(aGreen), _CM(bGreen))) +
(MAX(_CM(aBlue), _CM(bBlue)) - MIN(_CM(aBlue), _CM(bBlue)));
}
- (NSColor*)_linkColorForForegroundColor:(NSColor*)fgColor backgroundColor:(NSColor*)bgColor {
//if fgColor is black, choose blue; otherwise, rotate hue (keeping the same sat.) until color is different enough
fgColor = [fgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
bgColor = [bgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
CGFloat hue, brightness, saturation, alpha, diffInc = 0.5;
NSUInteger rotationsLeft = 25;
[fgColor getHue:&hue saturation:&saturation brightness:&brightness alpha:&alpha];
//if foreground color is too dark for hue changes to matter, then just use blue
if (brightness <= 0.24)
return [NSColor blueColor];
brightness = _perceptualDarkness(bgColor) > 0.5 ? MAX(0.75, brightness) : MIN(0.35, brightness);
saturation = MAX(0.5, saturation);
//adjust hue until the perceptual differences between the proposed link
//and current foreground and background colors are great enough
NSColor *proposedLinkColor = nil;
do {
hue -= diffInc;
if (hue < 0.0)
hue += 1.0;
proposedLinkColor = [NSColor colorWithCalibratedHue:hue saturation:saturation brightness:brightness alpha:alpha];
diffInc = rotationsLeft > 15 ? 0.125 : 0.0625;
} while ((_perceptualColorDifference(proposedLinkColor, bgColor) < 360.0 ||
_perceptualColorDifference(proposedLinkColor, fgColor) < 170.0) && --rotationsLeft > 0);
return proposedLinkColor;
}
- (NSColor*)_selectionColorForForegroundColor:(NSColor*)fgColor backgroundColor:(NSColor*)bgColor {
fgColor = [fgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
bgColor = [bgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
NSColor *proposedBlend = [fgColor blendedColorWithFraction:0.5 ofColor:bgColor];
NSColor *defaultColor = [[NSColor selectedTextBackgroundColor] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
CGFloat fgDiff = _perceptualColorDifference(proposedBlend, fgColor);
CGFloat fgSelDiff = _perceptualColorDifference(defaultColor, fgColor);
//selection color should be between foreground and background in terms of brightness
//but the selection-color-difference from the foreground text needs to be great enough as well,
//and the proposed-color-difference from the foreground can't be too poor
//this heuristic chooses all the system-highlight colors in default fg/bg combinations and fg/bg blends in all others
if ((_perceptualDarkness(fgColor) > _perceptualDarkness(defaultColor) &&
_perceptualDarkness(defaultColor) > (_perceptualDarkness(bgColor)+0.22) && fgSelDiff > 300.0) || fgDiff < 160.0){
return defaultColor;
}
//amplify the background balance after testing
return [fgColor blendedColorWithFraction:0.69 ofColor:bgColor];
}
- (NSColor*)_insertionPointColorForForegroundColor:(NSColor*)fgColor backgroundColor:(NSColor*)bgColor {
fgColor = [fgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
bgColor = [bgColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
CGFloat hue, brightness, saturation;
[fgColor getHue:&hue saturation:&saturation brightness:&brightness alpha:NULL];
//make the insertion point lighter than the foreground color if the background is dark and vise versa
NSColor *brighter = [fgColor blendedColorWithFraction:0.4 ofColor:[NSColor whiteColor]];
NSColor *darker = [fgColor blendedColorWithFraction:0.4 ofColor:[NSColor blackColor]];
return _perceptualColorDifference(brighter, bgColor) > _perceptualColorDifference(darker, bgColor) ? brighter : darker;
}
- (NSDictionary*)preferredLinkAttributes {
if (![prefsController URLsAreClickable])
return [NSDictionary dictionary];
return [NSDictionary dictionaryWithObjectsAndKeys:
[NSCursor pointingHandCursor], NSCursorAttributeName,
[NSNumber numberWithInt:NSUnderlineStyleSingle], NSUnderlineStyleAttributeName,
[self _linkColorForForegroundColor:[(AppController *)[NSApp delegate] foregrndColor] backgroundColor:[(AppController *)[NSApp delegate] backgrndColor]],
NSForegroundColorAttributeName, nil];
/*
return [NSDictionary dictionaryWithObjectsAndKeys:
[NSCursor pointingHandCursor], NSCursorAttributeName,
[NSNumber numberWithInt:NSUnderlineStyleSingle], NSUnderlineStyleAttributeName,
[self _linkColorForForegroundColor:[prefsController foregroundTextColor] backgroundColor:[prefsController backgroundTextColor]],
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]);
//}
- (void)checkTextInRange:(NSRange)range types:(NSTextCheckingTypes)checkingTypes options:(NSDictionary *)options{
// //optimization so that we don't spell-check while scrolling through notes that don't have focus
if ([[self window] firstResponder]!=self) {
return;
}
[super checkTextInRange:range types:checkingTypes options:options];
}
- (BOOL)didRenderFully {
return didRenderFully;
}
- (void)layoutManager:(NSLayoutManager *)aLayoutManager didCompleteLayoutForTextContainer:(NSTextContainer *)aTextContainer atEnd:(BOOL)flag {
didRenderFully = YES;
}
- (void)layoutManagerDidInvalidateLayout:(NSLayoutManager *)aLayoutManager {
didRenderFully = NO;
}
- (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
NSString *allURLsString = [(AppController *)[NSApp delegate] stringWithNoteURLsOnPasteboard:pboard];
if ([allURLsString length]) {
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] || [type isEqualToString:NSHTMLPboardType]) {
//strip formatting if RTF and stick it into a new pboard
NSMutableAttributedString *newString = [[[NSMutableAttributedString alloc] performSelector:[type isEqualToString:NSHTMLPboardType] ?
@selector(initWithHTML:documentAttributes:) : @selector(initWithRTF:documentAttributes:)
withObject:[pboard dataForType:type] withObject:nil] autorelease];
if ([newString length]) {
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 indentTextLists];
[newString restyleTextToFont:[prefsController noteBodyFont] usingBaseFont:nil];
}
NSRange selectedRange = [self rangeForUserTextChange];
if ([self shouldChangeTextInRange:selectedRange replacementString:[newString string]]) {
[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];
[types insertObject:NSHTMLPboardType atIndex:3];
}
return types;
}
- (BOOL)writeSelectionToPasteboard:(NSPasteboard *)pboard type:(NSString *)type {
if ([type isEqualToString:NVPTFPboardType] || [type isEqualToString:NSRTFPboardType]) {
//always preserve RTF to allow pasting into ourselves; prejudice against external sources
NSMutableAttributedString *newString = [[[self textStorage] attributedSubstringFromRange:[self selectedRange]] mutableCopy];
if (![type isEqualToString:NVPTFPboardType])
[newString removeAttribute:NSForegroundColorAttributeName range:NSMakeRange(0, [newString length])];
NSData *rtfData = [newString RTFFromRange:NSMakeRange(0, [newString length]) documentAttributes:nil];;
if (rtfData) [pboard setData:rtfData forType:type];
[newString release];
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);
NSUInteger 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:NSStrikethroughStyleAttributeName])
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;
}
//font panel is disabled for the note-body, so styles must be applied manually:
- (void)strikethroughNV:(id)sender {
[self applyStyleOfTrait:0 alternateAttributeName:NSStrikethroughStyleAttributeName
alternateAttributeValue:[NSNumber numberWithInt:NSUnderlineStyleSingle]];
[[self undoManager] setActionName:NSLocalizedString(@"Strikethrough",nil)];
}
#define STROKE_WIDTH_FOR_BOLD (-3.50f)
#define OBLIQUENESS_FOR_ITALIC (0.20f)
- (void)bold:(id)sender {
if ([[NSUserDefaults standardUserDefaults]boolForKey:@"UsesMarkdownCompletions"]) {
[self changeMarkdownAttribute:@"**"];
}else{
[self applyStyleOfTrait:NSBoldFontMask alternateAttributeName:NSStrokeWidthAttributeName
alternateAttributeValue:[NSNumber numberWithFloat:(float)STROKE_WIDTH_FOR_BOLD]];
[[self undoManager] setActionName:NSLocalizedString(@"Bold",nil)];
}
}
- (void)italic:(id)sender {
if ([[NSUserDefaults standardUserDefaults]boolForKey:@"UsesMarkdownCompletions"]) {
[self changeMarkdownAttribute:@"*"];
}else{
[self applyStyleOfTrait:NSItalicFontMask alternateAttributeName:NSObliquenessAttributeName
alternateAttributeValue:[NSNumber numberWithFloat:(float)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;
long bodyLength = (long)[[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 avoidHighlight:(BOOL)noHighlight {
//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;
if (noHighlight) {
CFRelease(ranges);
goto returnEarly;
}
}
[[self layoutManager] addTemporaryAttributes:highlightDict forCharacterRange:*(NSRange*)range];
} else {
NSLog(@"highlightTermsTemporarily: Invalid range (%@)", range ? NSStringFromRange(*(NSRange*)range) : @"?");
}
}
CFRelease(ranges);
}
}
returnEarly:
CFRelease(terms);
}
return (firstRange);
}
- (NSRange)selectionRangeForProposedRange:(NSRange)proposedSelRange granularity:(NSSelectionGranularity)granularity {
// [[NSApp delegate] updateWordCount:YES];
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 = (unsigned int)[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 = (unsigned int)[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 = (int)(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 = (int)(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];
}
- (BOOL)performKeyEquivalent:(NSEvent *)anEvent {
// [[NSApp delegate] resetModTimers];
// [[NSNotificationCenter defaultCenter] postNotificationName:@"ModTimersShouldReset" object:nil];
NSUInteger modFlags=[anEvent modifierFlags];
if((modFlags&NSControlKeyMask)||(modFlags&NSAlternateKeyMask)){
[[NSNotificationCenter defaultCenter] postNotificationName:@"ModTimersShouldReset" object:nil];
}
if (((modFlags & NSCommandKeyMask)>0)&&([[self window]firstResponder]==self)) {
unichar keyChar = [anEvent firstCharacterIgnoringModifiers];
if (keyChar == NSCarriageReturnCharacter || keyChar == NSNewlineCharacter || keyChar == NSEnterCharacter) {
// NSLog(@"insertion");
NSUInteger charIndex = [self selectedRange].location;
id aLink = [self highlightLinkAtIndex:charIndex];
if ([aLink isKindOfClass:[NSURL class]]) {
[self clickedOnLink:aLink atIndex:charIndex];
return YES;
}else if (!((modFlags&NSControlKeyMask)||(modFlags&NSAlternateKeyMask))){
if (modFlags&NSShiftKeyMask) {
[self moveToBeginningOfParagraph:self];
[self moveBackward:self];
}else{
[self moveToEndOfParagraph:self];
}
[self insertNewline:self];
// [self insertNewlineIgnoringFieldEditor:self];
return YES;
}
} else if (keyChar == NSBackspaceCharacter || keyChar == NSDeleteCharacter) {
if ([[self string] length]) {
[self doCommandBySelector:@selector(deleteToBeginningOfLine:)];
return YES;
}
}else if ([[NSUserDefaults standardUserDefaults]boolForKey:@"UsesMarkdownCompletions"]){
NSString *firstChar=[NSString stringWithCharacters:&keyChar length:1];
if ([firstChar isEqualToString:@"<"]) {
[self removeStringAtStartOfSelectedParagraphs:@">"];
return YES;
// NSLog(@"cmd-shift-<");
}else if ([firstChar isEqualToString:@">"]){
[self insertStringAtStartOfSelectedParagraphs:@">"];
return YES;
// NSLog(@"cmd-shift->");
}else if (([firstChar isEqualToString:@"+"])||([firstChar isEqualToString:@"="])){
[self insertStringAtStartOfSelectedParagraphs:@"#"];
return YES;
// NSLog(@"cmd-shift-+");
}else if (([firstChar isEqualToString:@"-"])||([firstChar isEqualToString:@"_"])){
[self removeStringAtStartOfSelectedParagraphs:@"#"];
return YES;
// NSLog(@"cmd-shift-MINUS");
}
}
}
return [super performKeyEquivalent:anEvent];
}
- (void)keyDown:(NSEvent*)anEvent {
// [[NSNotificationCenter defaultCenter] postNotificationName:@"ModTimersShouldReset" object:nil];
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 interpretKeyEvents:[NSArray arrayWithObject:anEvent]];
[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!
[(AppController *)[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
if ([[NSUserDefaults standardUserDefaults]boolForKey:@"UsesMarkdownCompletions"]) {
NSRange selectedRange=[self selectedRange];
NSUInteger closer=[self cursorIsInsidePair:@"]"];
if ((closer!=NSNotFound)||([self cursorIsImmediatelyPastPair:@"]"])){
NSUInteger insertPt=selectedRange.location;
NSRange selRange;//=NSMakeRange(NSNotFound, 0);
NSString *insertString;
NSString *testString=self.activeParagraphPastCursor;
if (closer!=NSNotFound) {
closer+=1;
if(testString.length>closer) {
testString=[testString substringFromIndex:closer];
}
}
testString=[testString stringByTrimmingCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"] "]];
if ([self pairIsOnOwnParagraph:@"]"]) {
insertString=@": http://";
selRange=NSMakeRange((insertPt+2), 7);
}else if ([testString hasPrefix:@"http://"]) {
NSUInteger spaceDex=[testString rangeOfString:@" "].location;
NSUInteger selDex;
if (spaceDex!=NSNotFound){
selDex=spaceDex;
}else{
selDex=testString.length;
}
selDex+=insertPt;
selDex+=3;
selRange=NSMakeRange(selDex, 0);
insertString=@": ";
}else{
insertString=@"[]";
selRange=NSMakeRange((insertPt+1), 0);
}
if (selRange.location!=NSNotFound) {
if (closer!=NSNotFound) {
insertPt+=closer;
selRange.location+=closer;
}
[self insertText:insertString replacementRange:NSMakeRange(insertPt, 0)];
[self setSelectedRange:selRange];
return;
}
}else if((selectedRange.length==7)&&([[[self string]substringWithRange:selectedRange] isEqualToString:@"http://"])&&(([self.activeParagraphBeforeCursor rangeOfString:@"]: "].location!=NSNotFound)||([self.activeParagraphBeforeCursor hasSuffix:@"]("]))){
[self setSelectedRange:NSMakeRange(selectedRange.location+7, 0)];
return;
}
}
BOOL wasAutomatic = NSEqualRanges(lastAutomaticallySelectedRange, [self selectedRange]);
if ([prefsController tabKeyIndents] && (!wasAutomatic || ![[self string] length] || didChangeIntoAutomaticRange)) {
[self insertTabIgnoringFieldEditor:sender];
} else {
[[self window] selectNextKeyView:self];
}
}
- (void)insertBacktab:(id)sender {
//check temporary NVHiddenBulletIndentAttributeName here first
if ([[NSUserDefaults standardUserDefaults]boolForKey:@"UsesMarkdownCompletions"]) {
NSRange selectedRange=[self selectedRange];
NSUInteger closer=[self cursorIsInsidePair:@"]"];
if ((closer!=NSNotFound)||([self cursorIsImmediatelyPastPair:@"]"])){
NSUInteger insertPt=selectedRange.location;
NSString *insertString=@"(http://)";
if (closer!=NSNotFound) {
closer+=1;
insertPt+=closer;
}
NSRange selRange=NSMakeRange((insertPt+1), 7);
[self insertText:insertString replacementRange:NSMakeRange(insertPt, 0)];
[self setSelectedRange:selRange];
return;
}else if((selectedRange.length==7)&&([[[self string]substringWithRange:selectedRange] isEqualToString:@"http://"])&&([self.activeParagraphBeforeCursor hasSuffix:@"]("])){
[self setSelectedRange:NSMakeRange(selectedRange.location+7, 0)];
return;
}
}
if ([prefsController autoFormatsListBullets] && [self _selectionAbutsBulletIndentRange]) {
[self shiftLeftAction:nil];
} else {
[[self window] selectPreviousKeyView:self];
}
}
- (void)insertTabIgnoringFieldEditor:(id)sender {
NSRange range = [self selectedRange];
if ((range.length > 0 && [[self string] rangeOfCharacterFromSet:[NSCharacterSet newlineCharacterSet]
options:NSLiteralSearch range:range].location != NSNotFound) ||
([prefsController autoFormatsListBullets] && [self _selectionAbutsBulletIndentRange])) {
//tab shifts text only if there is more than one line selected (i.e., the selection contains at least one line break), or an indented bullet is near
[self shiftRightAction:nil];
} else if ([prefsController softTabs]) {
NSUInteger numberOfSpacesPerTab = [prefsController numberOfSpacesInTab];
NSUInteger locationOnLine = range.location - [[self string] lineRangeForRange:range].location;
if (numberOfSpacesPerTab != 0) {
NSUInteger 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.