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  *          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
  33 #ifdef __x86_64__
  34 #define PLATFORM "Intel"
  35 #elif __i386__
  36 #define PLATFORM "Intel"
  37 #else
  38 #define PLATFORM "PowerPC"
  39 #endif
  40
  41 /*****************************************************************************
  42  * VLAboutBox implementation
  43  *****************************************************************************/
  44 @implementation VLAboutBox
  45
  46 static VLAboutBox *_o_sharedInstance = nil;
  47
  48 + (VLAboutBox *)sharedInstance
  49 {
  50     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  51 }
  52
  53 - (id)init
  54 {
  55     if (_o_sharedInstance) {
  56         [self dealloc];
  57     } else {
  58         _o_sharedInstance = [super init];
  59     }
  60
  61     return _o_sharedInstance;
  62 }
  63
  64 /*****************************************************************************
  65 * VLC About Window
  66 *****************************************************************************/
  67
  68 - (void)showAbout
  69 {
  70     if(! b_isSetUp )
  71     {
  72         /* we want to know when VLC wants to quit to prevent a crash while scrolling our credits */
  73         [[NSNotificationCenter defaultCenter] addObserver: self
  74                                                  selector: @selector(VLCWillTerminate)
  75                                                      name: NSApplicationWillTerminateNotification
  76                                                    object: nil];
  77
  78         /* Get the localized info dictionary (InfoPlist.strings) */
  79         NSDictionary *o_local_dict;
  80         o_local_dict = [[NSBundle mainBundle] localizedInfoDictionary];
  81
  82         /* Setup the copyright field */
  83         [o_copyright_field setStringValue: [o_local_dict objectForKey:@"NSHumanReadableCopyright"]];
  84
  85         /* Set the box title */
  86         [o_about_window setTitle: _NS("About VLC media player")];
  87
  88         /* setup the creator / revision field */
  89         if( VLC_Changeset() != "exported" )
  90             [o_revision_field setStringValue:
  91                 [NSString stringWithFormat: _NS("Compiled by %s, based on Git commit %s"),
  92                     VLC_CompileBy(), VLC_Changeset()]];
  93         else
  94             [o_revision_field setStringValue:
  95                 [NSString stringWithFormat: _NS("Compiled by %s"), VLC_CompileBy()]];
  96
  97         /* Setup the nameversion field */
  98         [o_name_version_field setStringValue: [NSString stringWithFormat:@"Version %s (%s)", VLC_Version(), PLATFORM]];
  99
 100         /* setup the authors and thanks field */
 101         [o_credits_textview setString: [NSString stringWithFormat: @"%@\n\n\n\n%@\n%@\n\n%@",
 102                                             _NS(INTF_ABOUT_MSG),
 103                                             _NS("VLC was brought to you by:"),
 104                                             [NSString stringWithUTF8String: psz_authors],
 105                                             [NSString stringWithUTF8String: psz_thanks]]];
 106
 107         /* Setup the window */
 108         [o_credits_textview setDrawsBackground: NO];
 109         [o_credits_scrollview setDrawsBackground: NO];
 110         [o_about_window setExcludedFromWindowsMenu:YES];
 111         [o_about_window setMenu:nil];
 112         [o_about_window center];
 113         [o_gpl_btn setTitle: _NS("License")];
 114
 115         b_isSetUp = YES;
 116     }
 117
 118     /* Show the window */
 119     b_restart = YES;
 120     [o_about_window makeKeyAndOrderFront: nil];
 121 }
 122
 123 - (void)windowDidBecomeKey:(NSNotification *)notification
 124 {
 125     o_scroll_timer = [NSTimer scheduledTimerWithTimeInterval: 1/6
 126                                                       target:self
 127                                                     selector:@selector(scrollCredits:)
 128                                                     userInfo:nil
 129                                                      repeats:YES];
 130 }
 131
 132 - (void)windowDidResignKey:(NSNotification *)notification
 133 {
 134     [o_scroll_timer invalidate];
 135 }
 136
 137 - (void)scrollCredits:(NSTimer *)timer
 138 {
 139     if( b_restart )
 140     {
 141         /* Reset the starttime */
 142         i_start = [NSDate timeIntervalSinceReferenceDate] + 3.0;
 143         f_current = 0;
 144         f_end = [o_credits_textview bounds].size.height - [o_credits_scrollview bounds].size.height;
 145         b_restart = NO;
 146     }
 147
 148     if( [NSDate timeIntervalSinceReferenceDate] >= i_start )
 149     {
 150         /* Scroll to the position */
 151         [o_credits_textview scrollPoint:NSMakePoint( 0, f_current )];
 152
 153         /* Increment the scroll position */
 154         f_current += 0.005;
 155
 156         /* If at end, restart at the top */
 157         if( f_current >= f_end )
 158         {
 159             b_restart = YES;
 160         }
 161     }
 162 }
 163
 164 - (void)VLCWillTerminate
 165 {
 166     [o_scroll_timer invalidate];
 167     [[NSNotificationCenter defaultCenter] removeObserver: self];
 168 }
 169
 170 /*****************************************************************************
 171 * VLC GPL Window, action called from the about window and the help menu
 172 *****************************************************************************/
 173
 174 - (IBAction)showGPL:(id)sender
 175 {
 176     [o_gpl_window setTitle: _NS("License")];
 177     [o_gpl_field setString: [NSString stringWithUTF8String: psz_license]];
 178
 179     [o_gpl_window center];
 180     [o_gpl_window makeKeyAndOrderFront: sender];
 181 }
 182
 183 /*****************************************************************************
 184 * VLC Generic Help Window
 185 *****************************************************************************/
 186
 187 - (void)showHelp
 188 {
 189     [o_help_window setTitle: _NS("VLC media player Help")];
 190     [o_help_fwd_btn setToolTip: _NS("Next")];
 191     [o_help_bwd_btn setToolTip: _NS("Previous")];
 192     [o_help_home_btn setToolTip: _NS("Index")];
 193
 194     [o_help_window makeKeyAndOrderFront: self];
 195
 196     [[o_help_web_view mainFrame] loadHTMLString: _NS(I_LONGHELP)
 197                                         baseURL: [NSURL URLWithString:@"http://videolan.org"]];
 198 }
 199
 200 - (IBAction)helpGoHome:(id)sender
 201 {
 202     [[o_help_web_view mainFrame] loadHTMLString: _NS(I_LONGHELP)
 203                                         baseURL: [NSURL URLWithString:@"http://videolan.org"]];
 204 }
 205
 206 - (void)webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame
 207 {
 208     /* delegate to update button states (we're the frameLoadDelegate for our help's webview)« */
 209     [o_help_fwd_btn setEnabled: [o_help_web_view canGoForward]];
 210     [o_help_bwd_btn setEnabled: [o_help_web_view canGoBack]];
 211 }
 212
 213 @end