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

   1 /*****************************************************************************
   2  * about.m: MacOS X About Panel
   3  *****************************************************************************
   4  * Copyright (C) 2001-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Derk-Jan Hartman <thedj@users.sourceforge.net>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include "intf.h"
  28 #include "about.h"
  29 #include <vlc_intf_strings.h>
  30 #import <WebKit/WebKit.h>
  31
  32 /*****************************************************************************
  33  * VLAboutBox implementation
  34  *****************************************************************************/
  35 @implementation VLAboutBox
  36
  37 static VLAboutBox *_o_sharedInstance = nil;
  38
  39 + (VLAboutBox *)sharedInstance
  40 {
  41     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  42 }
  43
  44 - (id)init
  45 {
  46     if (_o_sharedInstance) {
  47         [self dealloc];
  48     } else {
  49         _o_sharedInstance = [super init];
  50     }
  51
  52     return _o_sharedInstance;
  53 }
  54
  55 /*****************************************************************************
  56 * VLC About Window
  57 *****************************************************************************/
  58
  59 - (void)showAbout
  60 {
  61     if (!o_credits_path)
  62     {
  63         NSString *o_name;
  64         NSString *o_version;
  65         NSString *o_thanks_path;
  66
  67         /* Get the info dictionary (Info.plist) */
  68         o_info_dict = [[NSBundle mainBundle] infoDictionary];
  69
  70         /* Get the localized info dictionary (InfoPlist.strings) */
  71         localInfoBundle = CFBundleGetMainBundle();
  72         o_local_dict = (NSDictionary *)
  73                         CFBundleGetLocalInfoDictionary( localInfoBundle );
  74
  75         /* Setup the name field */
  76         o_name = [o_local_dict objectForKey:@"CFBundleName"];
  77
  78         /* Set the about box title */
  79         [o_about_window setTitle:_NS("About VLC media player")];
  80
  81         /* Setup the version field */
  82         o_version = [o_info_dict objectForKey:@"CFBundleVersion"];
  83
  84         /* setup the creator / revision field */
  85         if( VLC_Changeset() != "exported" )
  86         [o_revision_field setStringValue: [NSString stringWithFormat: \
  87             _NS("Compiled by %s, based on SVN revision %s"), VLC_CompileBy(), \
  88             VLC_Changeset()]];
  89         else
  90         [o_revision_field setStringValue: [NSString stringWithFormat: \
  91             _NS("Compiled by %s"), VLC_CompileBy()]];
  92
  93         /* Setup the nameversion field */
  94         o_name_version = [NSString stringWithFormat:@"Version %@", o_version];
  95         [o_name_version_field setStringValue: o_name_version];
  96
  97         /* Setup our credits */
  98         o_credits_path = [[NSBundle mainBundle] pathForResource:@"AUTHORS" ofType:nil];
  99         o_credits = [[NSString alloc] initWithData: [NSData dataWithContentsOfFile: o_credits_path ] encoding:NSUTF8StringEncoding];
 100
 101         /* Parse the authors string */
 102         NSMutableString *o_outString = [NSMutableString stringWithFormat: @"%@\n\n", _NS(INTF_ABOUT_MSG)];
 103         NSScanner *o_scan_credits = [NSScanner scannerWithString: o_credits];
 104         NSCharacterSet *o_stopSet = [NSCharacterSet characterSetWithCharactersInString:@"\n\r"];
 105
 106         while( ![o_scan_credits isAtEnd] )
 107         {
 108             NSString *o_person;
 109             NSScanner *o_scan_person;
 110
 111             [o_scan_credits scanUpToString:@"N:" intoString: nil];
 112             [o_scan_credits scanString:@"N:" intoString: nil];
 113             [o_scan_credits scanUpToString:@"N:" intoString: &o_person];
 114             o_scan_person = [NSScanner scannerWithString: o_person];
 115
 116             NSString *o_name;
 117             NSString *o_email;
 118             NSMutableString *o_jobs = [NSMutableString string];
 119             NSString *o_next;
 120
 121             [o_scan_person scanUpToCharactersFromSet: o_stopSet intoString: &o_name];
 122             [o_scan_person scanString:@"E:" intoString: nil];
 123             [o_scan_person scanUpToCharactersFromSet: o_stopSet intoString: &o_email];
 124             [o_scan_person scanUpToString:@"D:" intoString: &o_next];
 125             [o_scan_person scanUpToString:@":" intoString: &o_next];
 126             [o_scan_person scanString:@":" intoString: nil];
 127
 128             while ( [o_next characterAtIndex:[o_next length] - 1] == 'D' )
 129             {
 130                 NSString *o_job;
 131                 [o_scan_person scanUpToCharactersFromSet: o_stopSet intoString: &o_job ];
 132                 [o_jobs appendFormat: @"%@, ", o_job];
 133                 [o_scan_person scanUpToString:@":" intoString: &o_next];
 134                 [o_scan_person scanString:@":" intoString: nil];
 135             }
 136
 137             [o_outString appendFormat: @"%@ <%@>\n%@\n\n", o_name, o_email, o_jobs];
 138         }
 139
 140         /* Parse the thanks string */
 141         o_thanks_path = [[NSBundle mainBundle] pathForResource:@"THANKS" ofType:nil];
 142         o_thanks = [[NSString alloc] initWithData: [NSData dataWithContentsOfFile:
 143                         o_thanks_path ] encoding:NSUTF8StringEncoding];
 144
 145         NSScanner *o_scan_thanks = [NSScanner scannerWithString: o_thanks];
 146         [o_scan_thanks scanUpToCharactersFromSet: o_stopSet intoString: nil];
 147
 148         while( ![o_scan_thanks isAtEnd] )
 149         {
 150             NSString *o_person;
 151             NSString *o_job;
 152
 153             [o_scan_thanks scanUpToString:@" - " intoString: &o_person];
 154             [o_scan_thanks scanString:@" - " intoString: nil];
 155             [o_scan_thanks scanUpToCharactersFromSet: o_stopSet intoString: &o_job];
 156             [o_outString appendFormat: @"%@\n%@\n\n", o_person, o_job];
 157         }
 158         [o_credits_textview setString:o_outString];
 159
 160         /* Setup the copyright field */
 161         o_copyright = [o_local_dict objectForKey:@"NSHumanReadableCopyright"];
 162         [o_copyright_field setStringValue:o_copyright];
 163
 164         /* Setup the window */
 165         [o_credits_textview setDrawsBackground: NO];
 166         [o_credits_scrollview setDrawsBackground: NO];
 167         [o_about_window setExcludedFromWindowsMenu:YES];
 168         [o_about_window setMenu:nil];
 169         [o_about_window center];
 170     }
 171
 172     /* Show the window */
 173     b_restart = YES;
 174     [o_about_window makeKeyAndOrderFront:nil];
 175 }
 176
 177 - (void)windowDidBecomeKey:(NSNotification *)notification
 178 {
 179     o_scroll_timer = [NSTimer scheduledTimerWithTimeInterval:1/6
 180                            target:self
 181                            selector:@selector(scrollCredits:)
 182                            userInfo:nil
 183                            repeats:YES];
 184 }
 185
 186 - (void)windowDidResignKey:(NSNotification *)notification
 187 {
 188     [o_scroll_timer invalidate];
 189 }
 190
 191 - (void)scrollCredits:(NSTimer *)timer
 192 {
 193     if (b_restart)
 194     {
 195         /* Reset the starttime */
 196         i_start = [NSDate timeIntervalSinceReferenceDate] + 3.0;
 197         f_current = 0;
 198         f_end = [o_credits_textview bounds].size.height - [o_credits_scrollview bounds].size.height;
 199         b_restart = NO;
 200     }
 201
 202     if ([NSDate timeIntervalSinceReferenceDate] >= i_start)
 203     {
 204         /* Scroll to the position */
 205         [o_credits_textview scrollPoint:NSMakePoint( 0, f_current )];
 206
 207         /* Increment the scroll position */
 208         f_current += 0.005;
 209
 210         /* If at end, restart at the top */
 211         if ( f_current >= f_end )
 212         {
 213             b_restart = YES;
 214         }
 215     }
 216 }
 217
 218 /*****************************************************************************
 219 * VLC Generic Help Window
 220 *****************************************************************************/
 221
 222 - (void)showHelp
 223 {
 224     [o_help_window setTitle: _NS("VLC media player Help")];
 225     [o_help_window makeKeyAndOrderFront: self];
 226
 227     [[o_help_web_view mainFrame] loadHTMLString: [NSString stringWithString: _NS(I_LONGHELP)]
 228                                         baseURL: [NSURL URLWithString:@"http://videolan.org"]];
 229 }
 230
 231 @end