#import "MultiTextFinder.h"

/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.

This file is part of Notational Velocity.

Notational Velocity is free software: you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation, either version 3 of the License, or

(at your option) any later version.

Notational Velocity is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with Notational Velocity. If not, see <http://www.gnu.org/licenses/>. */

@implementation MultiTextFinder

- (IBAction)changeEntirePhrase:(id)sender {

}

/*

- (id)init {

if (!(self = [super init]))

return nil;

[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(appDidActivate:)

name:NSApplicationDidBecomeActiveNotification object:NSApp];

[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(addWillDeactivate:)

name:NSApplicationWillResignActiveNotification object:NSApp];

[self setFindString:@""];

[self loadFindStringFromPasteboard];

return self;

}

- (void)appDidActivate:(NSNotification *)notification {

[self loadFindStringFromPasteboard];

}

- (void)addWillDeactivate:(NSNotification *)notification {

[self loadFindStringToPasteboard];

}

- (void)loadFindStringFromPasteboard {

NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];

if ([[pasteboard types] containsObject:NSStringPboardType]) {

NSString *string = [pasteboard stringForType:NSStringPboardType];

if (string && [string length]) {

[self setFindString:string];

findStringChangedSinceLastPasteboardUpdate = NO;

}

}

}

- (void)loadFindStringToPasteboard {

NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];

if (findStringChangedSinceLastPasteboardUpdate) {

[pasteboard declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil];

[pasteboard setString:[self findString] forType:NSStringPboardType];

findStringChangedSinceLastPasteboardUpdate = NO;

}

}

static id sharedFindObject = nil;

+ (id)sharedInstance {

if (!sharedFindObject) {

sharedFindObject = [[self allocWithZone:[[NSApplication sharedApplication] zone]] init];

}

return sharedFindObject;

}

- (void)loadUI {

if (!findStringField) {

if (![NSBundle loadNibNamed:@"FindPanel" owner:self]) {

NSLog(@"Failed to load FindPanel.nib");

NSBeep();

}

if (self == sharedFindObject) [window setFrameAutosaveName:@"Find In Filtered Notes"];

}

[findStringField setStringValue:[self findString]];

}

- (void)dealloc {

if (self != sharedFindObject) {

[findString release];

[super dealloc];

}

}

- (NSString *)findString {

return findString;

}

- (void)setFindString:(NSString *)string {

if ([string isEqualToString:findString]) return;

[findString autorelease];

findString = [string copyWithZone:[self zone]];

if (findStringField) {

[findStringField setStringValue:string];

[findStringField selectText:nil];

}

findStringChangedSinceLastPasteboardUpdate = YES;

}

- (NSTextView *)textObjectToSearchIn {

id obj = [[NSApp mainWindow] firstResponder];

return (obj && [obj isKindOfClass:[NSTextView class]]) ? obj : nil;

}

- (NSPanel *)findPanel {

if (!findStringField) [self loadUI];

return window;

}

//use -[NSArray nextRangeForString:(NSString*)string activeNote:(NoteObject*)startNote options:(unsigned)opts range:]

//The primitive for finding; this ends up setting the status field (and beeping if necessary)...

- (BOOL)find:(BOOL)direction {

NSTextView *text = [self textObjectToSearchIn];

lastFindWasSuccessful = NO;

if (text) {

NSString *textContents = [text string];

unsigned textLength;

if (textContents && (textLength = [textContents length])) {

NSRange range;

unsigned options = 0;

if (direction == Backward) options |= NSBackwardsSearch;

if ([ignoreCaseButton state]) options |= NSCaseInsensitiveSearch;

//range = [textContents findString:[self findString] selectedRange:[text selectedRange] options:options wrap:YES];

if (range.length) {

[text setSelectedRange:range];

[text scrollRangeToVisible:range];

lastFindWasSuccessful = YES;

}

}

}

if (!lastFindWasSuccessful) {

NSBeep();

//[statusField setStringValue:NSLocalizedStringFromTable(@"Not found", @"FindPanel", @"Status displayed in find panel when the find string is not found.")];

} else {

//[statusField setStringValue:@""];

}

return lastFindWasSuccessful;

}

- (void)orderFrontFindPanel:(id)sender {

NSPanel *panel = [self findPanel];

[findStringField selectText:nil];

[panel makeKeyAndOrderFront:nil];

}

// Action methods for gadgets in the find panel; these should all end up setting or clearing the status field

- (void)findNextAndOrderFindPanelOut:(id)sender {

[nextButton performClick:nil];

if (lastFindWasSuccessful) {

[[self findPanel] orderOut:sender];

} else {

[findStringField selectText:nil];

}

}

*/

- (void)setDelegate:(id)aDelegate {

delegate = aDelegate;

}

- (id)delegate {

return delegate;

}

- (void)findNext:(id)sender {

// if (findStringField) [self setFindString:[findStringField stringValue]]; /* findStringField should be set */

//(void)[self find:Forward];

}

- (void)findPrevious:(id)sender {

// if (findStringField) [self setFindString:[findStringField stringValue]]; /* findStringField should be set */

//(void)[self find:Backward];

}

@end

@implementation NSString (NSStringTextFinding)

- (NSRange)findString:(NSString *)string selectedRange:(NSRange)selectedRange options:(unsigned)options wrap:(BOOL)wrap {

BOOL forwards = (options & NSBackwardsSearch) == 0;

unsigned length = [self length];

NSRange searchRange, range;

if (forwards) {

searchRange.location = NSMaxRange(selectedRange);

searchRange.length = length - searchRange.location;

range = [self rangeOfString:string options:options range:searchRange];

if ((range.length == 0) && wrap) { /* If not found look at the first part of the string */

searchRange.location = 0;

searchRange.length = selectedRange.location;

range = [self rangeOfString:string options:options range:searchRange];

}

} else {

searchRange.location = 0;

searchRange.length = selectedRange.location;

range = [self rangeOfString:string options:options range:searchRange];

if ((range.length == 0) && wrap) {

searchRange.location = NSMaxRange(selectedRange);

searchRange.length = length - searchRange.location;

range = [self rangeOfString:string options:options range:searchRange];

}

}

return range;

}

@end