// // $Id: SPTextViewAdditions.m 866 2009-06-15 16:05:54Z bibiko $ // // SPEditSheetTextView.m // sequel-pro // // Created by Hans-Jörg Bibiko on June 15, 2009 // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // // More info at <http://code.google.com/p/sequel-pro/> #import "SPEditSheetTextView.h" #import "SPTextViewAdditions.h" #import "SPFieldEditorController.h" @implementation SPEditSheetTextView - (IBAction)undo:(id)sender { textWasChanged = NO; [[self undoManager] undo]; // Due to the undoManager implementation it could happen that // an action will be recoreded which actually didn't change the // text buffer. That's why repeat undo. if(!textWasChanged) [[self undoManager] undo]; if(!textWasChanged) [[self undoManager] undo]; } - (IBAction)redo:(id)sender { textWasChanged = NO; [[self undoManager] redo]; // Due to the undoManager implementation it could happen that // an action will be recoreded which actually didn't change the // text buffer. That's why repeat redo. if(!textWasChanged) [[self undoManager] redo]; if(!textWasChanged) [[self undoManager] redo]; } - (IBAction)paste:(id)sender { // Try to create an undo group [[self delegate] setWasCutPaste]; [super paste:sender]; } - (IBAction)cut:(id)sender { // Try to create an undo group [[self delegate] setWasCutPaste]; [super cut:sender]; } /* * Validate undo and redo menu items */ - (BOOL)validateMenuItem:(NSMenuItem *)menuItem { if ([menuItem action] == @selector(undo:)) { return ([[self undoManager] canUndo]); } if ([menuItem action] == @selector(redo:)) { return ([[self undoManager] canRedo]); } return YES; } - (void)textDidChange:(NSNotification *)aNotification { textWasChanged = YES; } - (void)keyDown:(NSEvent *)theEvent { long allFlags = (NSShiftKeyMask|NSControlKeyMask|NSAlternateKeyMask|NSCommandKeyMask); // Check if user pressed ⌥ to allow composing of accented characters. // e.g. for US keyboard "⌥u a" to insert ä // or for non-US keyboards to allow to enter dead keys // e.g. for German keyboard ` is a dead key, press space to enter ` if (([theEvent modifierFlags] & allFlags) == NSAlternateKeyMask || [[theEvent characters] length] == 0) { [super keyDown: theEvent]; return; } // NSString *characters = [theEvent characters]; NSString *charactersIgnMod = [theEvent charactersIgnoringModifiers]; // unichar insertedCharacter = [characters characterAtIndex:0]; long curFlags = ([theEvent modifierFlags] & allFlags); if(curFlags & NSCommandKeyMask) { if([charactersIgnMod isEqualToString:@"+"]) // increase text size by 1; ⌘+ and numpad + { [self makeTextSizeLarger]; [self saveChangedFontInUserDefaults]; return; } if([charactersIgnMod isEqualToString:@"-"]) // decrease text size by 1; ⌘- and numpad - { [self makeTextSizeSmaller]; [self saveChangedFontInUserDefaults]; return; } } [super keyDown: theEvent]; } /* * Insert the content of a dragged file path or if ⌘ is pressed * while dragging insert the file path */ - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender { NSPasteboard *pboard = [sender draggingPasteboard]; if ( [[pboard types] containsObject:NSFilenamesPboardType] && [[pboard types] containsObject:@"CorePasteboardFlavorType 0x54455854"]) return [super performDragOperation:sender]; if ( [[pboard types] containsObject:NSFilenamesPboardType] ) { NSArray *files = [pboard propertyListForType:NSFilenamesPboardType]; // Only one file path is allowed if([files count] > 1) { NSLog(@"%@", NSLocalizedString(@"Only one dragged item allowed.",@"Only one dragged item allowed.")); return YES; } NSString *filepath = [[pboard propertyListForType:NSFilenamesPboardType] objectAtIndex:0]; // Set the new insertion point NSPoint draggingLocation = [sender draggingLocation]; draggingLocation = [self convertPoint:draggingLocation fromView:nil]; NSUInteger characterIndex = [self characterIndexOfPoint:draggingLocation]; [self setSelectedRange:NSMakeRange(characterIndex,0)]; // Check if user pressed ⌘ while dragging for inserting only the file path if([sender draggingSourceOperationMask] == 4) { [self insertText:filepath]; return YES; } // Check size and NSFileType NSDictionary *attr = [[NSFileManager defaultManager] fileAttributesAtPath:filepath traverseLink:YES]; if(attr) { NSNumber *filesize = [attr objectForKey:NSFileSize]; NSString *filetype = [attr objectForKey:NSFileType]; if(filetype == NSFileTypeRegular && filesize) { // Ask for confirmation if file content is larger than 1MB if([filesize unsignedLongValue] > 1000000) { NSAlert *alert = [[NSAlert alloc] init]; [alert addButtonWithTitle:NSLocalizedString(@"OK", @"OK button")]; [alert addButtonWithTitle:NSLocalizedString(@"Cancel", @"cancel button")]; [alert setInformativeText:[NSString stringWithFormat:NSLocalizedString(@"Do you really want to proceed with %.1f MB of data?", @"message of panel asking for confirmation for inserting large text from dragging action"), [filesize unsignedLongValue]/1048576.0]]; [alert setHelpAnchor:filepath]; [alert setMessageText:NSLocalizedString(@"Warning", @"warning")]; [alert setAlertStyle:NSWarningAlertStyle]; [alert beginSheetModalForWindow:[self window] modalDelegate:self didEndSelector:@selector(dragAlertSheetDidEnd:returnCode:contextInfo:) contextInfo:nil]; [alert release]; } else [self insertFileContentOfFile:filepath]; } } return YES; } return [super performDragOperation:sender]; } /* * Confirmation sheetDidEnd method */ - (void)dragAlertSheetDidEnd:(NSAlert *)sheet returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo { [[sheet window] orderOut:nil]; if ( returnCode == NSAlertFirstButtonReturn ) [self insertFileContentOfFile:[sheet helpAnchor]]; } /* * Convert a NSPoint, usually the mouse location, to * a character index of the text view. */ - (NSUInteger)characterIndexOfPoint:(NSPoint)aPoint { NSUInteger glyphIndex; NSLayoutManager *layoutManager = [self layoutManager]; CGFloat fraction; NSRange range; range = [layoutManager glyphRangeForTextContainer:[self textContainer]]; glyphIndex = [layoutManager glyphIndexForPoint:aPoint inTextContainer:[self textContainer] fractionOfDistanceThroughGlyph:&fraction]; if( fraction > 0.5 ) glyphIndex++; if( glyphIndex == NSMaxRange(range) ) return [[self textStorage] length]; else return [layoutManager characterIndexForGlyphAtIndex:glyphIndex]; } /* * Insert content of a plain text file for a given path. * In addition it tries to figure out the file's text encoding heuristically. */ - (void)insertFileContentOfFile:(NSString *)aPath { NSError *err = nil; NSStringEncoding enc; NSString *content = nil; // Make usage of the UNIX command "file" to get an info // about file type and encoding. NSTask *task=[[NSTask alloc] init]; NSPipe *pipe=[[NSPipe alloc] init]; NSFileHandle *handle; NSString *result; [task setLaunchPath:@"/usr/bin/file"]; [task setArguments:[NSArray arrayWithObjects:aPath, @"-Ib", nil]]; [task setStandardOutput:pipe]; handle=[pipe fileHandleForReading]; [task launch]; result=[[NSString alloc] initWithData:[handle readDataToEndOfFile] encoding:NSASCIIStringEncoding]; [pipe release]; [task release]; // UTF16/32 files are detected as application/octet-stream resp. audio/mpeg if( [result hasPrefix:@"text/plain"] || [[[aPath pathExtension] lowercaseString] isEqualToString:@"sql"] || [[[aPath pathExtension] lowercaseString] isEqualToString:@"txt"] || [result hasPrefix:@"audio/mpeg"] || [result hasPrefix:@"application/octet-stream"] ) { // if UTF16/32 cocoa will try to find the correct encoding if([result hasPrefix:@"application/octet-stream"] || [result hasPrefix:@"audio/mpeg"] || [result rangeOfString:@"utf-16"].length) enc = 0; else if([result rangeOfString:@"utf-8"].length) enc = NSUTF8StringEncoding; else if([result rangeOfString:@"iso-8859-1"].length) enc = NSISOLatin1StringEncoding; else if([result rangeOfString:@"us-ascii"].length) enc = NSASCIIStringEncoding; else enc = 0; if(enc == 0) // cocoa tries to detect the encoding content = [NSString stringWithContentsOfFile:aPath usedEncoding:&enc error:&err]; else content = [NSString stringWithContentsOfFile:aPath encoding:enc error:&err]; if(content) { [self insertText:content]; [result release]; [self insertText:@""]; // Invoke keyword uppercasing return; } // If UNIX "file" failed try cocoa's encoding detection content = [NSString stringWithContentsOfFile:aPath encoding:enc error:&err]; if(content) { [self insertText:content]; [result release]; [self insertText:@""]; // Invoke keyword uppercasing return; } } [result release]; NSLog(@"%@ ‘%@’.", NSLocalizedString(@"Couldn't read the file content of", @"Couldn't read the file content of"), aPath); } // Store the font in the prefs for selected delegates only - (void)saveChangedFontInUserDefaults { if([[[[self delegate] class] description] isEqualToString:@"SPFieldEditorController"]) [[NSUserDefaults standardUserDefaults] setObject:[NSArchiver archivedDataWithRootObject:[self font]] forKey:@"FieldEditorSheetFont"]; } // Action receiver for a font change in the font panel - (void)changeFont:(id)sender { NSFont *nf = [[NSFontPanel sharedFontPanel] panelConvertFont:[self font]]; [self setFont:nf]; [self saveChangedFontInUserDefaults]; } @end