macosx/HBOutputPanelController.m

   1 /**
   2  * @file
   3  * @date 18.5.2007
   4  *
   5  * Implementation of class HBOutputPanelController.
   6  */
   7
   8 #import "HBOutputPanelController.h"
   9 #import "HBOutputRedirect.h"
  10
  11 /// Maximum amount of characters that can be shown in the view.
  12 // Original value used by cleaner
  13 //#define TextStorageUpperSizeLimit 20000
  14 // lets use this higher value for now for better gui debugging
  15 #define TextStorageUpperSizeLimit 40000
  16
  17 /// When old output is removed, this is the amount of characters that will be
  18 /// left in outputTextStorage.
  19 // Original value used by cleaner
  20 //#define TextStorageLowerSizeLimit 15000
  21 // lets use this higher value for now for better gui debugging
  22 #define TextStorageLowerSizeLimit 35000
  23
  24 @implementation HBOutputPanelController
  25
  26 /**
  27  * Initializes the object, creates outputTextStorage and starts redirection of stderr.
  28  */
  29 - (id)init
  30 {
  31         if (self = [super init])
  32         {
  33                 outputTextStorage = [[NSTextStorage alloc] init];
  34                 [[HBOutputRedirect stderrRedirect] addListener:self];
  35                 [[HBOutputRedirect stdoutRedirect] addListener:self];
  36         }
  37         return self;
  38 }
  39
  40 /**
  41  * Stops redirection of stderr and releases resources.
  42  */
  43 - (void)dealloc
  44 {
  45         [[HBOutputRedirect stderrRedirect] removeListener:self];
  46         [[HBOutputRedirect stdoutRedirect] removeListener:self];
  47         [outputTextStorage release];
  48         [outputPanel release];
  49         [super dealloc];
  50 }
  51
  52 /**
  53  * Loads output panel from OutputPanel.nib and shows it.
  54  */
  55 - (IBAction)showOutputPanel:(id)sender
  56 {
  57         if (!outputPanel)
  58         {
  59                 BOOL loadSucceeded = [NSBundle loadNibNamed:@"OutputPanel" owner:self] && outputPanel;
  60                 NSAssert(loadSucceeded, @"Could not open nib file");
  61
  62                 [outputPanel setFrameAutosaveName:@"OutputPanelFrame"];
  63                 [[textView layoutManager] replaceTextStorage:outputTextStorage];
  64                 [[textView enclosingScrollView] setLineScroll:10];
  65                 [[textView enclosingScrollView] setPageScroll:20];
  66         }
  67
  68     [textView scrollRangeToVisible:NSMakeRange([outputTextStorage length], 0)];
  69         [outputPanel orderFront:nil];
  70
  71     [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"OutputPanelIsOpen"];
  72 }
  73
  74 /**
  75  * Displays text received from HBOutputRedirect in the text view.
  76  */
  77 - (void)stderrRedirect:(NSString *)text
  78 {
  79         NSAttributedString *attributedString = [[NSAttributedString alloc] initWithString:text];
  80         [outputTextStorage appendAttributedString:attributedString];
  81         [attributedString release];
  82
  83         if ([outputTextStorage length] > TextStorageUpperSizeLimit)
  84                 [outputTextStorage deleteCharactersInRange:NSMakeRange(0, [outputTextStorage length] - TextStorageLowerSizeLimit)];
  85
  86     [textView scrollRangeToVisible:NSMakeRange([outputTextStorage length], 0)];
  87 }
  88 - (void)stdoutRedirect:(NSString *)text { [self stderrRedirect:text]; }
  89
  90 /**
  91  * Clears the output window.
  92  */
  93 - (IBAction)clearOutput:(id)sender
  94 {
  95         [outputTextStorage deleteCharactersInRange:NSMakeRange(0, [outputTextStorage length])];
  96 }
  97
  98 /**
  99  * Copies all text in the output window to pasteboard.
 100  */
 101 - (IBAction)copyAllOutputToPasteboard:(id)sender
 102 {
 103         NSPasteboard *pboard = [NSPasteboard generalPasteboard];
 104         [pboard declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:nil];
 105         [pboard setString:[outputTextStorage string] forType:NSStringPboardType];
 106 }
 107
 108 - (void)windowWillClose:(NSNotification *)aNotification
 109 {
 110     [[NSUserDefaults standardUserDefaults] setBool:NO forKey:@"OutputPanelIsOpen"];
 111 }
 112
 113
 114 @end