diff options
Diffstat (limited to 'Source/CMTextView.m')
| -rw-r--r-- | Source/CMTextView.m | 399 |
1 files changed, 292 insertions, 107 deletions
diff --git a/Source/CMTextView.m b/Source/CMTextView.m index 85f4f8bf..6f379f90 100644 --- a/Source/CMTextView.m +++ b/Source/CMTextView.m @@ -57,60 +57,51 @@ YY_BUFFER_STATE yy_scan_string (const char *); @implementation CMTextView -/* - * Returns the associated line number for a character position inside of the CMTextView - */ -- (unsigned int) getLineNumberForCharacterIndex:(unsigned int)anIndex +- (void) awakeFromNib { - return [lineNumberView lineNumberForCharacterIndex:anIndex inText:[self string]]+1; -} + // Set self as delegate for the textView's textStorage to enable syntax highlighting, + [[self textStorage] setDelegate:self]; -/* - * Add a menu item to context menu for looking up mysql documentation. - */ -- (NSMenu *)menuForEvent:(NSEvent *)event -{ - // Set title of the menu item - if([self selectedRange].length) - showMySQLHelpFor = NSLocalizedString(@"MySQL Help for Selection", @"MySQL Help for Selection"); - else - showMySQLHelpFor = NSLocalizedString(@"MySQL Help for Word", @"MySQL Help for Word"); + // Set defaults for general usage + autoindentEnabled = YES; + autopairEnabled = YES; + autoindentIgnoresEnter = NO; + autouppercaseKeywordsEnabled = YES; + autohelpEnabled = NO; + delBackwardsWasPressed = NO; - // Add the menu item if it doesn't yet exist - NSMenu *menu = [[self class] defaultMenu]; + lineNumberView = [[NoodleLineNumberView alloc] initWithScrollView:scrollView]; + [scrollView setVerticalRulerView:lineNumberView]; + [scrollView setHasHorizontalRuler:NO]; + [scrollView setHasVerticalRuler:YES]; + [scrollView setRulersVisible:YES]; - if ([[[self class] defaultMenu] itemWithTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG] == nil) - { - [menu insertItem:[NSMenuItem separatorItem] atIndex:3]; - NSMenuItem *showMySQLHelpForMenuItem = [[NSMenuItem alloc] initWithTitle:showMySQLHelpFor action:@selector(showMySQLHelpForCurrentWord:) keyEquivalent:@"h"]; - [showMySQLHelpForMenuItem setTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG]; - [showMySQLHelpForMenuItem setKeyEquivalentModifierMask:NSControlKeyMask]; - [menu insertItem:showMySQLHelpForMenuItem atIndex:4]; - } else { - [[menu itemWithTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG] setTitle:showMySQLHelpFor]; - } - return menu; + // disabled to get the current text range in textView safer + [[self layoutManager] setBackgroundLayoutEnabled:NO]; + + // add NSViewBoundsDidChangeNotification to scrollView + [[scrollView contentView] setPostsBoundsChangedNotifications:YES]; + NSNotificationCenter *aNotificationCenter = [NSNotificationCenter defaultCenter]; + [aNotificationCenter addObserver:self selector:@selector(boundsDidChangeNotification:) name:@"NSViewBoundsDidChangeNotification" object:[scrollView contentView]]; + + prefs = [[NSUserDefaults standardUserDefaults] retain]; + } + /* - * Disable the search in the MySQL help function when getRangeForCurrentWord returns zero length. + * Returns the associated line number for a character position inside of the CMTextView */ -- (BOOL)validateMenuItem:(NSMenuItem *)menuItem -{ - // Enable or disable the search in the MySQL help menu item depending on whether there is a - // selection and whether it is a reasonable length. - if ([menuItem action] == @selector(showMySQLHelpForCurrentWord:)) { - long stringSize = [self getRangeForCurrentWord].length; - return (stringSize || stringSize > 64); - } - - return YES; +- (unsigned int) getLineNumberForCharacterIndex:(unsigned int)anIndex +{ + return [lineNumberView lineNumberForCharacterIndex:anIndex inText:[self string]]+1; } + /* * Search for the current selection or current word in the MySQL Help */ -- (IBAction)showMySQLHelpForCurrentWord:(id)sender +- (IBAction) showMySQLHelpForCurrentWord:(id)sender { [[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] showHelpForCurrentWord:self]; } @@ -189,7 +180,7 @@ YY_BUFFER_STATE yy_scan_string (const char *); /* * Copy selected text chunk as RTF to preserve syntax highlighting */ -- (void)copyAsRTF +- (void) copyAsRTF { NSPasteboard *pb = [NSPasteboard generalPasteboard]; @@ -1363,6 +1354,7 @@ YY_BUFFER_STATE yy_scan_string (const char *); @"YEAR", @"YEAR_MONTH", @"ZEROFILL", + //functions @"ABS", @@ -1711,14 +1703,6 @@ YY_BUFFER_STATE yy_scan_string (const char *); } /* - * Set whether MySQL Help should be automatically invoked while typing. - */ -- (void)setAutohelp:(BOOL)enableAutohelp -{ - autohelpEnabled = enableAutohelp; -} - -/* * Retrieve whether this text view automatically creates the matching closing char for ", ', ` and ( chars. */ - (BOOL)autopair @@ -1727,19 +1711,11 @@ YY_BUFFER_STATE yy_scan_string (const char *); } /* - * Set whether SQL keywords should be automatically uppercased. - */ -- (void)setAutouppercaseKeywords:(BOOL)enableAutouppercaseKeywords -{ - autouppercaseKeywordsEnabled = enableAutouppercaseKeywords; -} - -/* - * Retrieve whether SQL keywords should be automatically uppercased. + * Set whether MySQL Help should be automatically invoked while typing. */ -- (BOOL)autouppercaseKeywords +- (void)setAutohelp:(BOOL)enableAutohelp { - return autouppercaseKeywordsEnabled; + autohelpEnabled = enableAutohelp; } /* @@ -1750,62 +1726,23 @@ YY_BUFFER_STATE yy_scan_string (const char *); return autohelpEnabled; } - -/******************* -SYNTAX HIGHLIGHTING! -*******************/ -- (void)awakeFromNib /* - * Sets self as delegate for the textView's textStorage to enable syntax highlighting, - * and set defaults for general usage + * Set whether SQL keywords should be automatically uppercased. */ +- (void)setAutouppercaseKeywords:(BOOL)enableAutouppercaseKeywords { - [[self textStorage] setDelegate:self]; - - autoindentEnabled = YES; - autopairEnabled = YES; - autoindentIgnoresEnter = NO; - autouppercaseKeywordsEnabled = YES; - autohelpEnabled = NO; - delBackwardsWasPressed = NO; - - lineNumberView = [[NoodleLineNumberView alloc] initWithScrollView:scrollView]; - [scrollView setVerticalRulerView:lineNumberView]; - [scrollView setHasHorizontalRuler:NO]; - [scrollView setHasVerticalRuler:YES]; - [scrollView setRulersVisible:YES]; - - // disabled to get the current text range in textView safer - [[self layoutManager] setBackgroundLayoutEnabled:NO]; - - // add NSViewBoundsDidChangeNotification to scrollView - [[scrollView contentView] setPostsBoundsChangedNotifications:YES]; - NSNotificationCenter *aNotificationCenter = [NSNotificationCenter defaultCenter]; - [aNotificationCenter addObserver:self selector:@selector(boundsDidChangeNotification:) name:@"NSViewBoundsDidChangeNotification" object:[scrollView contentView]]; - - prefs = [[NSUserDefaults standardUserDefaults] retain]; - + autouppercaseKeywordsEnabled = enableAutouppercaseKeywords; } /* - * Scrollview delegate after the textView's view port was changed. - * Manily used to update the syntax highlighting for a large text size. + * Retrieve whether SQL keywords should be automatically uppercased. */ -- (void) boundsDidChangeNotification:(NSNotification *)notification +- (BOOL)autouppercaseKeywords { - // Invoke syntax highlighting if text view port was changed for large text - if([[self string] length] > SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING) - { - [NSObject cancelPreviousPerformRequestsWithTarget:self - selector:@selector(doSyntaxHighlighting) - object:nil]; - - if(![[self textStorage] changeInLength]) - [self performSelector:@selector(doSyntaxHighlighting) withObject:nil afterDelay:0.4]; - } - + return autouppercaseKeywordsEnabled; } + /* * If enabled it shows the MySQL Help for the current word (not inside quotes) or for the selection * after an adjustable delay if the textView is idle, i.e. no user interaction. @@ -2023,6 +1960,74 @@ SYNTAX HIGHLIGHTING! } +#pragma mark - +#pragma mark context menu + +/* + * Add a menu item to context menu for looking up mysql documentation. + */ +- (NSMenu *)menuForEvent:(NSEvent *)event +{ + // Set title of the menu item + if([self selectedRange].length) + showMySQLHelpFor = NSLocalizedString(@"MySQL Help for Selection", @"MySQL Help for Selection"); + else + showMySQLHelpFor = NSLocalizedString(@"MySQL Help for Word", @"MySQL Help for Word"); + + // Add the menu item if it doesn't yet exist + NSMenu *menu = [[self class] defaultMenu]; + + if ([[[self class] defaultMenu] itemWithTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG] == nil) + { + [menu insertItem:[NSMenuItem separatorItem] atIndex:3]; + NSMenuItem *showMySQLHelpForMenuItem = [[NSMenuItem alloc] initWithTitle:showMySQLHelpFor action:@selector(showMySQLHelpForCurrentWord:) keyEquivalent:@"h"]; + [showMySQLHelpForMenuItem setTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG]; + [showMySQLHelpForMenuItem setKeyEquivalentModifierMask:NSControlKeyMask]; + [menu insertItem:showMySQLHelpForMenuItem atIndex:4]; + } else { + [[menu itemWithTag:SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG] setTitle:showMySQLHelpFor]; + } + return menu; +} + +/* + * Disable the search in the MySQL help function when getRangeForCurrentWord returns zero length. + */ +- (BOOL)validateMenuItem:(NSMenuItem *)menuItem +{ + // Enable or disable the search in the MySQL help menu item depending on whether there is a + // selection and whether it is a reasonable length. + if ([menuItem action] == @selector(showMySQLHelpForCurrentWord:)) { + long stringSize = [self getRangeForCurrentWord].length; + return (stringSize || stringSize > 64); + } + + return YES; +} + + +#pragma mark - +#pragma mark delegates + +/* + * Scrollview delegate after the textView's view port was changed. + * Manily used to update the syntax highlighting for a large text size. + */ +- (void) boundsDidChangeNotification:(NSNotification *)notification +{ + // Invoke syntax highlighting if text view port was changed for large text + if([[self string] length] > SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING) + { + [NSObject cancelPreviousPerformRequestsWithTarget:self + selector:@selector(doSyntaxHighlighting) + object:nil]; + + if(![[self textStorage] changeInLength]) + [self performSelector:@selector(doSyntaxHighlighting) withObject:nil afterDelay:0.4]; + } + +} + /* * Performs syntax highlighting after a text change. */ @@ -2050,6 +2055,186 @@ SYNTAX HIGHLIGHTING! return (NSFontPanelFaceModeMask | NSFontPanelSizeModeMask); } +#pragma mark - +#pragma mark drag&drop + +/////////////////////////// +// Dragging methods +/////////////////////////// + +/* + * 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] ) { + 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.")); + NSBeep(); + return YES; + } + + NSString *filepath = [[pboard propertyListForType:NSFilenamesPboardType] objectAtIndex:0]; + + // Set the new insertion point + NSPoint draggingLocation = [sender draggingLocation]; + draggingLocation = [self convertPoint:draggingLocation fromView:nil]; + unsigned int 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]; + + } else + [self insertFileContentOfFile:filepath]; + } + } + return YES; + } + + return [super performDragOperation:sender]; +} + +/* + * Confirmation sheetDidEnd method + */ +- (void)dragAlertSheetDidEnd:(NSAlert *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo +{ + + if ( returnCode == NSAlertFirstButtonReturn ) + [self insertFileContentOfFile:[sheet helpAnchor]]; + +} +/* + * Convert a NSPoint, usually the mouse location, to + * a character index of the text view. + */ +- (unsigned int)characterIndexOfPoint:(NSPoint)aPoint +{ + unsigned int glyphIndex; + NSLayoutManager *layoutManager = [self layoutManager]; + float 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:@"application/octet-stream"] || [result hasPrefix:@"audio/mpeg"] || [result hasPrefix:@"text/plain"]) + { + // 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); + NSBeep(); +} + @end |