git.sesse.net Git - vlc/blob - modules/gui/macosx/about.m

   1 /*****************************************************************************
   2  * about.m: MacOS X About Panel
   3  *****************************************************************************
   4  * Copyright (C) 2001-2014 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Derk-Jan Hartman <thedj@users.sourceforge.net>
   8  *          Felix Paul Kühne <fkuehne -at- videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #import "intf.h"
  29 #import "about.h"
  30 #import <vlc_intf_strings.h>
  31 #import <vlc_about.h>
  32 #import "CompatibilityFixes.h"
  33
  34 /* this is a bit weird, but we should be confident that there will be more than
  35  * one arch to support again one day */
  36 #define PLATFORM "Intel 64bit"
  37
  38 /*****************************************************************************
  39  * VLAboutBox implementation
  40  *****************************************************************************/
  41 @implementation VLAboutBox
  42
  43 static VLAboutBox *_o_sharedInstance = nil;
  44
  45 + (VLAboutBox *)sharedInstance
  46 {
  47     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  48 }
  49
  50 - (id)init
  51 {
  52     if (_o_sharedInstance)
  53         [self dealloc];
  54     else
  55         _o_sharedInstance = [super init];
  56
  57     return _o_sharedInstance;
  58 }
  59
  60 - (void) dealloc
  61 {
  62     [o_authors release];
  63     [[NSNotificationCenter defaultCenter] removeObserver: self];
  64     [super dealloc];
  65 }
  66
  67 - (void)awakeFromNib
  68 {
  69     if (!OSX_SNOW_LEOPARD)
  70         [o_about_window setCollectionBehavior: NSWindowCollectionBehaviorFullScreenAuxiliary];
  71 }
  72
  73 /*****************************************************************************
  74 * VLC About Window
  75 *****************************************************************************/
  76
  77 - (void)showAbout
  78 {
  79     if (! b_isSetUp) {
  80         /* Get the localized info dictionary (InfoPlist.strings) */
  81         NSDictionary *o_local_dict;
  82         o_local_dict = [[NSBundle mainBundle] localizedInfoDictionary];
  83
  84         /* Setup the copyright field */
  85         [o_copyright_field setStringValue: [o_local_dict objectForKey:@"NSHumanReadableCopyright"]];
  86
  87         /* l10n */
  88         [o_about_window setTitle: _NS("About VLC media player")];
  89         NSDictionary *stringAttributes = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:NSUnderlineStyleSingle], NSUnderlineStyleAttributeName, [NSColor colorWithCalibratedRed:0. green:0.3411 blue:0.6824 alpha:1.], NSForegroundColorAttributeName, [NSFont systemFontOfSize:13], NSFontAttributeName, nil];
  90         NSAttributedString *attrStr;
  91         attrStr = [[NSAttributedString alloc] initWithString:_NS("Credits") attributes:stringAttributes];
  92         [o_credits_btn setAttributedTitle:attrStr];
  93         [attrStr release];
  94         attrStr = [[NSAttributedString alloc] initWithString:_NS("License") attributes:stringAttributes];
  95         [o_gpl_btn setAttributedTitle:attrStr];
  96         [attrStr release];
  97         attrStr = [[NSAttributedString alloc] initWithString:_NS("Authors") attributes:stringAttributes];
  98         [o_authors_btn setAttributedTitle:attrStr];
  99         [attrStr release];
 100         [o_trademarks_txt setStringValue:_NS("VLC media player and VideoLAN are trademarks of the VideoLAN Association.")];
 101
 102         /* setup the creator / revision field */
 103         NSString *compiler;
 104 #ifdef __clang__
 105         compiler = [NSString stringWithFormat:@"clang %s", __clang_version__];
 106 #else
 107         compiler = [NSString stringWithFormat:@"llvm-gcc %s", __VERSION__];
 108 #endif
 109         [o_revision_field setStringValue: [NSString stringWithFormat: _NS("Compiled by %s with %@"), VLC_CompileBy(), compiler]];
 110
 111         /* Setup the nameversion field */
 112         [o_name_version_field setStringValue: [NSString stringWithFormat:@"Version %s (%s)", VERSION_MESSAGE, PLATFORM]];
 113
 114         NSMutableArray *tmpArray = [NSMutableArray arrayWithArray: [[NSString stringWithUTF8String:psz_authors] componentsSeparatedByString:@"\n\n"]];
 115         NSUInteger count = [tmpArray count];
 116         for (NSUInteger i = 0; i < count; i++) {
 117             [tmpArray replaceObjectAtIndex:i withObject:[[tmpArray objectAtIndex:i]stringByReplacingOccurrencesOfString:@"\n" withString:@", "]];
 118             [tmpArray replaceObjectAtIndex:i withObject:[[tmpArray objectAtIndex:i]stringByReplacingOccurrencesOfString:@", -" withString:@"\n-" options:0 range:NSRangeFromString(@"0 30")]];
 119             [tmpArray replaceObjectAtIndex:i withObject:[[tmpArray objectAtIndex:i]stringByReplacingOccurrencesOfString:@"-, " withString:@"-\n" options:0 range:NSRangeFromString(@"0 30")]];
 120             [tmpArray replaceObjectAtIndex:i withObject:[[tmpArray objectAtIndex:i]stringByTrimmingCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@","]]];
 121         }
 122         o_authors = [tmpArray componentsJoinedByString:@"\n\n"];
 123         [o_authors retain];
 124
 125         /* setup join us! */
 126         NSString *joinus = [NSString stringWithUTF8String:_(""
 127                                                             "<p>VLC media player is a free and open source media player, encoder, and "
 128                                                             "streamer made by the volunteers of the <a href=\"http://www.videolan.org/"
 129                                                             "\"><span style=\" text-decoration: underline; color:#0057ae;\">VideoLAN</"
 130                                                             "span></a> community.</p><p>VLC uses its internal codecs, works on "
 131                                                             "essentially every popular platform, and can read almost all files, CDs, "
 132                                                             "DVDs, network streams, capture cards and other media formats!</p><p><a href="
 133                                                             "\"http://www.videolan.org/contribute/\"><span style=\" text-decoration: "
 134                                                             "underline; color:#0057ae;\">Help and join us!</span></a>")];
 135         NSString *fontfamily;
 136         if (OSX_YOSEMITE)
 137             fontfamily = @"Helvetica Neue";
 138         else
 139             fontfamily = @"Lucida Grande";
 140         NSString *joinUsWithStyle = [NSString stringWithFormat:@"<div style=\"text-align:left;font-family:%@;\">%@</div>",
 141                                      fontfamily, joinus];
 142         NSAttributedString *joinus_readytorender = [[NSAttributedString alloc] initWithHTML:[joinUsWithStyle dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:YES] options:[NSDictionary dictionaryWithObject:[NSNumber numberWithInt:NSUTF8StringEncoding] forKey:NSCharacterEncodingDocumentOption] documentAttributes:NULL];
 143         [o_joinus_txt setAllowsEditingTextAttributes: YES];
 144         [o_joinus_txt setSelectable: YES];
 145         [o_joinus_txt setAttributedStringValue:joinus_readytorender];
 146
 147         [joinus_readytorender release];
 148         [o_credits_textview setString: @""];
 149
 150         /* Setup the window */
 151         [o_credits_textview setDrawsBackground: NO];
 152         [o_credits_scrollview setDrawsBackground: NO];
 153         [o_about_window setExcludedFromWindowsMenu:YES];
 154         [o_about_window setMenu:nil];
 155         [o_about_window center];
 156         [o_about_window setBackgroundColor: [NSColor colorWithCalibratedWhite:.96 alpha:1.]];
 157
 158         if (config_GetInt(VLCIntf, "macosx-icon-change")) {
 159             /* After day 354 of the year, the usual VLC cone is replaced by another cone
 160              * wearing a Father Xmas hat.
 161              * Note: this icon doesn't represent an endorsement of The Coca-Cola Company.
 162              */
 163             NSCalendar *gregorian =
 164             [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar];
 165             NSUInteger dayOfYear = [gregorian ordinalityOfUnit:NSDayCalendarUnit inUnit:NSYearCalendarUnit forDate:[NSDate date]];
 166             [gregorian release];
 167
 168             if (dayOfYear >= 354)
 169                 [o_icon_view setImage: [NSImage imageNamed:@"vlc-xmas"]];
 170         }
 171
 172         b_isSetUp = YES;
 173     }
 174
 175     /* Show the window */
 176     b_restart = YES;
 177     [o_credits_scrollview setHidden:YES];
 178     [o_credits_textview setHidden:YES];
 179     [o_joinus_txt setHidden:NO];
 180     [o_copyright_field setHidden:NO];
 181     [o_revision_field setHidden:NO];
 182     [o_name_version_field setHidden:NO];
 183     [o_credits_textview scrollPoint:NSMakePoint(0, 0)];
 184     [o_about_window makeKeyAndOrderFront: nil];
 185 }
 186
 187 - (void)windowDidBecomeKey:(NSNotification *)notification
 188 {
 189     o_scroll_timer = [NSTimer scheduledTimerWithTimeInterval: 1/6
 190                                                       target:self
 191                                                     selector:@selector(scrollCredits:)
 192                                                     userInfo:nil
 193                                                      repeats:YES];
 194 }
 195
 196 - (void)windowDidResignKey:(NSNotification *)notification
 197 {
 198     [o_scroll_timer invalidate];
 199 }
 200
 201 - (void)scrollCredits:(NSTimer *)timer
 202 {
 203     if (b_restart) {
 204         /* Reset the starttime */
 205         i_start = [NSDate timeIntervalSinceReferenceDate] + 4.0;
 206         f_current = 0;
 207         f_end = [o_credits_textview bounds].size.height - [o_credits_scrollview bounds].size.height;
 208         b_restart = NO;
 209     }
 210
 211     if ([NSDate timeIntervalSinceReferenceDate] >= i_start) {
 212         /* Increment the scroll position */
 213         f_current += 0.005;
 214
 215         /* Scroll to the position */
 216         [o_credits_textview scrollPoint:NSMakePoint(0, f_current)];
 217
 218         /* If at end, restart at the top */
 219         if (f_current >= f_end) {
 220             /* f_end may be wrong on first run, so don't trust it too much */
 221             if (f_end == [o_credits_textview bounds].size.height - [o_credits_scrollview bounds].size.height) {
 222                 sleep(2);
 223                 b_restart = YES;
 224                 [o_credits_textview scrollPoint:NSMakePoint(0, 0)];
 225             } else
 226                 f_end = [o_credits_textview bounds].size.height - [o_credits_scrollview bounds].size.height;
 227         }
 228     }
 229 }
 230
 231 - (IBAction)buttonAction:(id)sender
 232 {
 233     [o_credits_scrollview setHidden:NO];
 234     [o_credits_textview setHidden:NO];
 235     [o_joinus_txt setHidden:YES];
 236     [o_copyright_field setHidden:YES];
 237     [o_revision_field setHidden:YES];
 238     [o_name_version_field setHidden:YES];
 239
 240     if (sender == o_authors_btn)
 241         [o_credits_textview setString:o_authors];
 242     else if (sender == o_credits_btn)
 243         [o_credits_textview setString:[[NSString stringWithUTF8String:psz_thanks] stringByReplacingOccurrencesOfString:@"\n" withString:@" " options:0 range:NSRangeFromString(@"680 2")]];
 244     else
 245         [o_credits_textview setString:[NSString stringWithUTF8String:psz_license]];
 246
 247     [o_credits_textview scrollPoint:NSMakePoint(0, 0)];
 248     b_restart = YES;
 249 }
 250
 251 /*****************************************************************************
 252 * VLC GPL Window, action called from the about window and the help menu
 253 *****************************************************************************/
 254
 255 - (void)showGPL
 256 {
 257     [self showAbout];
 258     [self buttonAction:nil];
 259 }
 260
 261 /*****************************************************************************
 262 * VLC Generic Help Window
 263 *****************************************************************************/
 264
 265 - (void)showHelp
 266 {
 267     [o_help_window setTitle: _NS("VLC media player Help")];
 268     [o_help_fwd_btn setToolTip: _NS("Next")];
 269     [o_help_bwd_btn setToolTip: _NS("Previous")];
 270     [o_help_home_btn setToolTip: _NS("Index")];
 271
 272     [o_help_window makeKeyAndOrderFront: self];
 273
 274     [[o_help_web_view mainFrame] loadHTMLString: _NS(I_LONGHELP)
 275                                         baseURL: [NSURL URLWithString:@"http://videolan.org"]];
 276 }
 277
 278 - (IBAction)helpGoHome:(id)sender
 279 {
 280     [[o_help_web_view mainFrame] loadHTMLString: _NS(I_LONGHELP)
 281                                         baseURL: [NSURL URLWithString:@"http://videolan.org"]];
 282 }
 283
 284 - (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
 285 {
 286     /* delegate to update button states (we're the frameLoadDelegate for our help's webview)« */
 287     [o_help_fwd_btn setEnabled: [o_help_web_view canGoForward]];
 288     [o_help_bwd_btn setEnabled: [o_help_web_view canGoBack]];
 289 }
 290
 291 @end