2007-05-26 14:43:31 +00:00
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/*
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File: OpenURLPanel.m
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Originally introduced at WWDC 2004 at
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Session 214, "Programming QuickTime with Cocoa."
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Sample code is explained in detail in
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"QTKit Programming Guide" documentation.
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2007-05-26 14:49:05 +00:00
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Copyright: <20> Copyright 2004, 2005 Apple Computer, Inc.
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2007-05-26 14:43:31 +00:00
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All rights reserved.
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2007-05-26 14:49:05 +00:00
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Disclaimer: IMPORTANT: This Apple software is supplied to you by
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Apple Computer, Inc. ("Apple") in consideration of your agreement to the
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following terms, and your use, installation, modification or
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redistribution of this Apple software constitutes acceptance of these
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terms. If you do not agree with these terms, please do not use,
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install, modify or redistribute this Apple software.
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In consideration of your agreement to abide by the following terms, and
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subject to these terms, Apple grants you a personal, non-exclusive
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license, under Apple<EFBFBD>s copyrights in this original Apple software (the
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"Apple Software"), to use, reproduce, modify and redistribute the Apple
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Software, with or without modifications, in source and/or binary forms;
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provided that if you redistribute the Apple Software in its entirety and
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without modifications, you must retain this notice and the following
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text and disclaimers in all such redistributions of the Apple Software.
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Neither the name, trademarks, service marks or logos of Apple Computer,
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Inc. may be used to endorse or promote products derived from the Apple
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Software without specific prior written permission from Apple. Except
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as expressly stated in this notice, no other rights or licenses, express
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or implied, are granted by Apple herein, including but not limited to
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any patent rights that may be infringed by your derivative works or by
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other works in which the Apple Software may be incorporated.
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The Apple Software is provided by Apple on an "AS IS" basis. APPLE
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MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
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THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
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OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
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IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
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MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
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AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
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STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "OpenURLPanel.h"
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// user defaults keys
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#define kUserDefaultURLsKey @"UserDefaultURLsKey"
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// maximum urls
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#define kMaximumURLs 15
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@implementation OpenURLPanel
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static OpenURLPanel *openURLPanel = nil;
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// class methods
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+ (id)openURLPanel
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{
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if (openURLPanel == nil)
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openURLPanel = [[self alloc] init];
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return openURLPanel;
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}
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- (id)init
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{
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if ((self = [super init]))
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{
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// init
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[self setURLArray:[NSMutableArray arrayWithCapacity:10]];
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2016-05-05 20:05:39 +00:00
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// listen for app termination notifications
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(writeURLs:) name:NSApplicationWillTerminateNotification object:NSApp];
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}
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return self;
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}
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- (void)dealloc
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{
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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[self setURLArray:nil];
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}
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// getters
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- (NSString *)urlString
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{
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NSString *urlString = nil;
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// get the url
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urlString = [mUrlComboBox stringValue];
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if (urlString == nil)
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urlString = [mUrlComboBox objectValueOfSelectedItem];
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if ([urlString length] == 0)
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urlString = nil;
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return urlString;
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}
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- (NSURL *)url
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{
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NSURL *url = nil;
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NSString *urlString;
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// get the url
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urlString = [self urlString];
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if (urlString)
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url = [NSURL URLWithString:urlString];
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return url;
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}
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// setters
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- (void)setURLArray:(NSMutableArray *)urlLArray
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{
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mUrlArray = urlLArray;
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}
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// delegates
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- (void)awakeFromNib
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{
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NSArray *urls;
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// restore the previous urls
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urls = [[NSUserDefaults standardUserDefaults] objectForKey:kUserDefaultURLsKey];
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[mUrlArray addObjectsFromArray:urls];
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if (urls)
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[mUrlComboBox addItemsWithObjectValues:urls];
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}
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// notifications
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- (void)writeURLs:(NSNotification *)notification
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{
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NSUserDefaults *userDefaults;
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if ([mUrlArray count])
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{
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// init
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userDefaults = [NSUserDefaults standardUserDefaults];
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// write out the urls
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[userDefaults setObject:mUrlArray forKey:kUserDefaultURLsKey];
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[userDefaults synchronize];
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}
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}
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// actions
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typedef id (*myIMP)(id, SEL, ...);
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- (IBAction)doOpenURL:(id)sender
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{
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NSString *urlString;
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NSURL *url;
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BOOL informDelegate = YES;
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myIMP callback;
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if ([sender tag] == NSOKButton)
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{
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// validate the URL
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url = [self url];
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urlString = [self urlString];
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if (url)
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{
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// save the url
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if (![mUrlArray containsObject:urlString])
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{
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// save the url
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[mUrlArray addObject:urlString];
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// add the url to the combo box
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[mUrlComboBox addItemWithObjectValue:urlString];
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// remove the oldest url if the maximum has been exceeded
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if ([mUrlArray count] > kMaximumURLs)
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{
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[mUrlArray removeObjectAtIndex:0];
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[mUrlComboBox removeItemAtIndex:0];
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}
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}
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else
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{
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// move the url to the bottom of the list
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[mUrlArray removeObject:urlString];
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[mUrlArray addObject:urlString];
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[mUrlComboBox removeItemWithObjectValue:urlString];
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[mUrlComboBox addItemWithObjectValue:urlString];
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}
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}
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else
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{
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if (mIsSheet)
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NSRunAlertPanel(NSLocalizedString(@"InvalidURLShort", @""), NSLocalizedString(@"InvalidURLLong", @""), nil, nil, nil);
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else
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NSBeginAlertSheet(NSLocalizedString(@"InvalidURLShort", @""), nil, nil, nil, mPanel, nil, nil, nil, nil, NSLocalizedString(@"InvalidURLLong", @""));
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informDelegate = NO;
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}
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}
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// inform the delegate
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if (informDelegate && mDelegate && mDidEndSelector)
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{
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callback = (myIMP) [mDelegate methodForSelector:mDidEndSelector];
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callback(mDelegate, mDidEndSelector, self, [sender tag], mContextInfo);
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[self close];
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}
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}
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// methods
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- (void)beginSheetWithWindow:(NSWindow *)window delegate:(id)delegate didEndSelector:(SEL)didEndSelector contextInfo:(void *)contextInfo
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{
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// will this run as a sheet
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mIsSheet = (window ? YES : NO);
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2007-05-26 14:49:05 +00:00
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// save the delegate, did end selector, and context info
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mDelegate = delegate;
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mDidEndSelector = (didEndSelector);
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mContextInfo = contextInfo;
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2018-06-28 10:59:59 +00:00
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NSArray *objects;
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2007-05-26 14:49:05 +00:00
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// load the bundle (if necessary)
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if (mPanel == nil)
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[[NSBundle mainBundle] loadNibNamed:@"OpenURLPanel" owner:self topLevelObjects:&objects];
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2007-05-26 14:49:05 +00:00
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// start the sheet (or window)
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[NSApp beginSheet:mPanel modalForWindow:window modalDelegate:nil didEndSelector:nil contextInfo:nil];
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}
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- (void)close
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{
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// close it down
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[NSApp endSheet:mPanel];
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[mPanel close];
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}
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@end
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