diff options
Diffstat (limited to 'Source')
| -rw-r--r-- | Source/CMTextView.m | 577 |
1 files changed, 325 insertions, 252 deletions
diff --git a/Source/CMTextView.m b/Source/CMTextView.m index c8016451..7787f41e 100644 --- a/Source/CMTextView.m +++ b/Source/CMTextView.m @@ -74,6 +74,14 @@ YY_BUFFER_STATE yy_scan_string (const char *); @implementation CMTextView +/* + * Sort function (mainly used to sort the words in the textView) + */ +NSInteger alphabeticSort(id string1, id string2, void *reverse) +{ + return [string1 localizedCaseInsensitiveCompare:string2]; +} + - (void) awakeFromNib { // Set self as delegate for the textView's textStorage to enable syntax highlighting, @@ -148,14 +156,6 @@ YY_BUFFER_STATE yy_scan_string (const char *); } /* - * Sort function (mainly used to sort the words in the textView) - */ -NSInteger alphabeticSort(id string1, id string2, void *reverse) -{ - return [string1 localizedCaseInsensitiveCompare:string2]; -} - -/* * Return an array of NSDictionary containing the sorted strings representing * the set of unique words, SQL keywords, user-defined funcs/procs, tables etc. * NSDic key "display" := the displayed and to be inserted word @@ -613,15 +613,6 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) return [lineNumberView lineNumberForCharacterIndex:anIndex inText:[self string]]+1; } - -/* - * Search for the current selection or current word in the MySQL Help - */ -- (IBAction) showMySQLHelpForCurrentWord:(id)sender -{ - [[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] showHelpForCurrentWord:self]; -} - /* * Checks if the char after the current caret position/selection matches a supplied attribute */ @@ -697,6 +688,17 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) return NO; } +#pragma mark - +#pragma mark user actions + +/* + * Search for the current selection or current word in the MySQL Help + */ +- (IBAction) showMySQLHelpForCurrentWord:(id)sender +{ + [[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] showHelpForCurrentWord:self]; +} + /* * If the textview has a selection, wrap it with the supplied prefix and suffix strings; * return whether or not any wrap was performed. @@ -779,25 +781,145 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) } /* - * Used for autoHelp update if the user changed the caret position by using the mouse. + * Shifts the selection, if any, rightwards by indenting any selected lines with one tab. + * If the caret is within a line, the selection is not changed after the index; if the selection + * has length, all lines crossed by the length are indented and fully selected. + * Returns whether or not an indentation was performed. */ -- (void) mouseDown:(NSEvent *)theEvent +- (BOOL) shiftSelectionRight { - - // Cancel autoHelp timer - if([prefs boolForKey:SPCustomQueryUpdateAutoHelp]) - [NSObject cancelPreviousPerformRequestsWithTarget:self - selector:@selector(autoHelp) - object:nil]; + NSString *textViewString = [[self textStorage] string]; + NSRange currentLineRange; + NSArray *lineRanges; + NSString *tabString = @"\t"; + NSInteger i, indentedLinesLength = 0; - [super mouseDown:theEvent]; + if ([self selectedRange].location == NSNotFound) return NO; - // Start autoHelp timer - if([prefs boolForKey:SPCustomQueryUpdateAutoHelp]) - [self performSelector:@selector(autoHelp) withObject:nil afterDelay:[[prefs valueForKey:SPCustomQueryAutoHelpDelay] doubleValue]]; - + // Indent the currently selected line if the caret is within a single line + if ([self selectedRange].length == 0) { + NSRange currentLineRange; + + // Extract the current line range based on the text caret + currentLineRange = [textViewString lineRangeForRange:[self selectedRange]]; + + // Register the indent for undo + [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location, 0) replacementString:tabString]; + + // Insert the new tab + [self replaceCharactersInRange:NSMakeRange(currentLineRange.location, 0) withString:tabString]; + + return YES; + } + + // Otherwise, the selection has a length - get an array of current line ranges for the specified selection + lineRanges = [textViewString lineRangesForRange:[self selectedRange]]; + + // Loop through the ranges, storing a count of the overall length. + for (i = 0; i < [lineRanges count]; i++) { + currentLineRange = NSRangeFromString([lineRanges objectAtIndex:i]); + indentedLinesLength += currentLineRange.length + 1; + + // Register the indent for undo + [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location+i, 0) replacementString:tabString]; + + // Insert the new tab + [self replaceCharactersInRange:NSMakeRange(currentLineRange.location+i, 0) withString:tabString]; + } + + // Select the entirety of the new range + [self setSelectedRange:NSMakeRange(NSRangeFromString([lineRanges objectAtIndex:0]).location, indentedLinesLength)]; + + return YES; +} + + +/* + * Shifts the selection, if any, leftwards by un-indenting any selected lines by one tab if possible. + * If the caret is within a line, the selection is not changed after the undent; if the selection has + * length, all lines crossed by the length are un-indented and fully selected. + * Returns whether or not an indentation was performed. + */ +- (BOOL) shiftSelectionLeft +{ + NSString *textViewString = [[self textStorage] string]; + NSRange currentLineRange; + NSArray *lineRanges; + NSInteger i, unindentedLines = 0, unindentedLinesLength = 0; + + if ([self selectedRange].location == NSNotFound) return NO; + + // Undent the currently selected line if the caret is within a single line + if ([self selectedRange].length == 0) { + NSRange currentLineRange; + + // Extract the current line range based on the text caret + currentLineRange = [textViewString lineRangeForRange:[self selectedRange]]; + + // Ensure that the line has length and that the first character is a tab + if (currentLineRange.length < 1 + || [textViewString characterAtIndex:currentLineRange.location] != '\t') + return NO; + + // Register the undent for undo + [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location, 1) replacementString:@""]; + + // Remove the tab + [self replaceCharactersInRange:NSMakeRange(currentLineRange.location, 1) withString:@""]; + + return YES; + } + + // Otherwise, the selection has a length - get an array of current line ranges for the specified selection + lineRanges = [textViewString lineRangesForRange:[self selectedRange]]; + + // Loop through the ranges, storing a count of the total lines changed and the new length. + for (i = 0; i < [lineRanges count]; i++) { + currentLineRange = NSRangeFromString([lineRanges objectAtIndex:i]); + unindentedLinesLength += currentLineRange.length; + + // Ensure that the line has length and that the first character is a tab + if (currentLineRange.length < 1 + || [textViewString characterAtIndex:currentLineRange.location-unindentedLines] != '\t') + continue; + + // Register the undent for undo + [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location-unindentedLines, 1) replacementString:@""]; + + // Remove the tab + [self replaceCharactersInRange:NSMakeRange(currentLineRange.location-unindentedLines, 1) withString:@""]; + + // As a line has been unindented, modify counts and lengths + unindentedLines++; + unindentedLinesLength--; + } + + // If a change was made, select the entirety of the new range and return success + if (unindentedLines) { + [self setSelectedRange:NSMakeRange(NSRangeFromString([lineRanges objectAtIndex:0]).location, unindentedLinesLength)]; + return YES; + } + + return NO; +} + +#pragma mark - +#pragma mark snippet handler + +/* + * Reset snippet controller variables to end a snippet session + */ +- (void)endSnippetSession +{ + snippetControlCounter = -1; + currentSnippetIndex = -1; + snippetControlMax = -1; + snippetWasJustInserted = NO; } +/* + * Selects the current snippet defined by “currentSnippetIndex” + */ - (void)selectCurrentSnippet { if( snippetControlCounter > -1 @@ -805,32 +927,39 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) && currentSnippetIndex <= snippetControlMax ) { + // Place the caret at the end of the query favorite snippet + // and finish snippet editing if(currentSnippetIndex == snippetControlMax) { [self setSelectedRange:NSMakeRange(snippetControlArray[snippetControlMax][0] + snippetControlArray[snippetControlMax][1], 0)]; - snippetControlCounter = -1; - currentSnippetIndex = -1; - snippetControlMax = -1; + [self endSnippetSession]; return; } - while(snippetControlArray[currentSnippetIndex][0] == -1 && currentSnippetIndex < 20) { - currentSnippetIndex++; + + if(currentSnippetIndex >= 0 && currentSnippetIndex < 20) { + if(snippetControlArray[currentSnippetIndex][2] == 0) { + [self setSelectedRange:NSMakeRange(snippetControlArray[currentSnippetIndex][0], snippetControlArray[currentSnippetIndex][1])]; + } + } else { // for safety reasons + [self endSnippetSession]; } - if(currentSnippetIndex >= 0 && currentSnippetIndex < 20) - [self setSelectedRange:NSMakeRange(snippetControlArray[currentSnippetIndex][0], snippetControlArray[currentSnippetIndex][1])]; - else - snippetControlCounter = -1; - } else { - snippetControlCounter = -1; + } else { // for safety reasons + [self endSnippetSession]; } } +/* + * Inserts a chosen query favorite and initialze a snippet session if user defined any + */ - (void)insertFavoriteAsSnippet:(NSString*)theSnippet atRange:(NSRange)targetRange { + NSInteger i; + + // reset snippet array for(i=0; i<20; i++) { - snippetControlArray[i][0] = -1; - snippetControlArray[i][1] = -1; - snippetControlArray[i][2] = -1; + snippetControlArray[i][0] = -1; // snippet location + snippetControlArray[i][1] = -1; // snippet length + snippetControlArray[i][2] = -1; // snippet task : -1 not valid, 0 select snippet } if(theSnippet == nil || ![theSnippet length]) return; @@ -838,8 +967,10 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) NSMutableString *snip = [[NSMutableString alloc] initWithCapacity:[theSnippet length]]; @try{ NSString *re = @"(?<!\\\\)\\$\\{(1?\\d):([^\\{\\}]*)\\}"; + targetRange = NSIntersectionRange(NSMakeRange(0,[[self string] length]), targetRange); [snip setString:theSnippet]; + if(snip == nil || ![snip length]) return; // Replace `${x:…}` by ${x:`…`} for convience @@ -847,7 +978,9 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) [snip flushCachedRegexData]; snippetControlCounter = -1; - snippetControlMax = -1; + snippetControlMax = -1; + currentSnippetIndex = -1; + while([snip isMatchedByRegex:re]) { [snip flushCachedRegexData]; snippetControlCounter++; @@ -855,85 +988,141 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) NSInteger snipCnt = [[snip substringWithRange:[snip rangeOfRegex:re capture:1L]] intValue]; NSRange hintRange = [snip rangeOfRegex:re capture:2L]; + // Check for snippet number 19 (to simplify regexp) if(snipCnt>18 || snipCnt<0) { NSLog(@"Only snippets in the range of 0…18 allowed."); - NSBeep(); - snippetControlCounter = -1; + [self endSnippetSession]; break; } + // Remember the maximal snippet number defined by user if(snipCnt>snippetControlMax) snippetControlMax = snipCnt; [snip replaceCharactersInRange:snipRange withString:[snip substringWithRange:hintRange]]; [snip flushCachedRegexData]; + + // Store found snippet range snippetControlArray[snipCnt][0] = snipRange.location + targetRange.location; snippetControlArray[snipCnt][1] = snipRange.length-4-((snipCnt>9)?2:1); snippetControlArray[snipCnt][2] = 0; - // Adjust nested snippets - for(i=0; i<snipCnt; i++) { - if(snippetControlArray[i][0] > -1 - && snippetControlArray[i][0] >= snippetControlArray[snipCnt][0] - && snippetControlArray[i][1] <= snippetControlArray[snipCnt][1] - ) { - snippetControlArray[i][0] -= 3+((snipCnt>9)?2:1); - snippetControlArray[i][1] += 3+((snipCnt>9)?2:1); - } - } + + // Adjust successive snippets + for(i=0; i<20; i++) + if(snippetControlArray[i][0] > -1 && i != snipCnt && snippetControlArray[i][0] > snippetControlArray[snipCnt][0]) + snippetControlArray[i][0] -= 3+((snipCnt>9)?2:1); // 3 := length(${:) + } if(snippetControlCounter > -1) { - // Store the end for eventually tab out + // Store the end for tab out snippetControlMax++; snippetControlArray[snippetControlMax][0] = targetRange.location + [snip length]; snippetControlArray[snippetControlMax][1] = 0; snippetControlArray[snippetControlMax][2] = 0; } + // Registering for undo [self breakUndoCoalescing]; + + // Insert favorite query as snippet if any [self setSelectedRange:targetRange]; + + // Suppress snippet range calculation in [self textStorageDidProcessEditing] while initial insertion snippetWasJustInserted = YES; [self insertText:snip]; - currentSnippetIndex = 0; - if(snippetControlCounter > -1) + // Any snippets defined? + if(snippetControlCounter > -1) { + // Find and select first defined snippet + currentSnippetIndex = 0; + // Look for next defined snippet since snippet numbers must not serial like 1, 5, and 12 e.g. + while(snippetControlArray[currentSnippetIndex][0] == -1 && currentSnippetIndex < 20) + currentSnippetIndex++; [self selectCurrentSnippet]; + } snippetWasJustInserted = NO; } - @catch(id ae) { + @catch(id ae) { // For safety reasons catch exceptions NSLog(@"Snippet Error: %@", [ae description]); - snippetControlCounter = -1; + [self endSnippetSession]; snippetWasJustInserted = NO; } + if(snip)[snip release]; + } +/* + * Checks whether the current caret position in inside of a defined snippet range + */ - (BOOL)checkForCaretInsideSnippet { + if(snippetWasJustInserted) return YES; + + BOOL isCaretInsideASnippet = NO; + if(snippetControlCounter < 0 || currentSnippetIndex == snippetControlMax) { - snippetControlCounter = -1; + [self endSnippetSession]; return NO; } - BOOL isCaretInsideASnippet = NO; NSInteger caretPos = [self selectedRange].location; - NSInteger i; + NSInteger i, j; + NSInteger foundSnippetIndices[20]; // array to hold nested snippets - for(i=0; i<snippetControlMax; i++) { + j = -1; + + // Go through all snippet ranges and check whether the caret is inside of the + // current snippet range. Remember matches + // in foundSnippetIndices array to test for nested snippets. + for(i=0; i<=snippetControlMax; i++) { + j++; + foundSnippetIndices[j] = 0; if(snippetControlArray[i][0] != -1 && caretPos >= snippetControlArray[i][0] && caretPos <= snippetControlArray[i][0] + snippetControlArray[i][1]) { - isCaretInsideASnippet = YES; - break; + foundSnippetIndices[j] = 1; + if(i == currentSnippetIndex) { + isCaretInsideASnippet = YES; + break; + } } } - // if(!isCaretInsideASnippet) - // snippetControlCounter = -1; + if(!isCaretInsideASnippet && foundSnippetIndices[currentSnippetIndex] == 1) { + isCaretInsideASnippet = YES; + } + return isCaretInsideASnippet; + +} + +#pragma mark - +#pragma mark event management + +/* + * Used for autoHelp update if the user changed the caret position by using the mouse. + */ +- (void) mouseDown:(NSEvent *)theEvent +{ + + // Cancel autoHelp timer + if([prefs boolForKey:SPCustomQueryUpdateAutoHelp]) + [NSObject cancelPreviousPerformRequestsWithTarget:self + selector:@selector(autoHelp) + object:nil]; + + [super mouseDown:theEvent]; + + // Start autoHelp timer + if([prefs boolForKey:SPCustomQueryUpdateAutoHelp]) + [self performSelector:@selector(autoHelp) withObject:nil afterDelay:[[prefs valueForKey:SPCustomQueryAutoHelpDelay] doubleValue]]; + } + /* * Handle some keyDown events in order to provide autopairing functionality (if enabled). */ @@ -977,46 +1166,51 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) return; } - // Check for {SHIFT}TAB to insert favorites via TAB-trigger if CMTextView belongs to CustomQuery + // Check for {SHIFT}TAB to try to insert query favorite via TAB trigger if CMTextView belongs to CustomQuery if ([theEvent keyCode] == 48 && [self isEditable] && [[self delegate] isKindOfClass:[CustomQuery class]]){ NSRange targetRange = [self getRangeForCurrentWord]; NSString *tabTrigger = [[self string] substringWithRange:targetRange]; // Is TAB trigger active change selection according to {SHIFT}TAB if([self checkForCaretInsideSnippet] && snippetControlCounter > -1){ - if(curFlags==(NSShiftKeyMask)) { + + if(curFlags==(NSShiftKeyMask)) { // select previous snippet currentSnippetIndex--; + // Look for previous defined snippet since snippet numbers must not serial like 1, 5, and 12 e.g. while(snippetControlArray[currentSnippetIndex][0] == -1 && currentSnippetIndex > -2) currentSnippetIndex--; if(currentSnippetIndex < 0) { - snippetControlCounter = -1; - } else { - [self selectCurrentSnippet]; - return; + currentSnippetIndex++; + NSBeep(); } - } else { + + [self selectCurrentSnippet]; + return; + + } else { // select next snippet currentSnippetIndex++; + // Look for next defined snippet since snippet numbers must not serial like 1, 5, and 12 e.g. while(snippetControlArray[currentSnippetIndex][0] == -1 && currentSnippetIndex < 20) currentSnippetIndex++; - if(currentSnippetIndex > snippetControlMax) { - snippetControlCounter = -1; - } else if(currentSnippetIndex == snippetControlMax) { - [self selectCurrentSnippet]; - snippetControlCounter = -1; - return; + if(currentSnippetIndex > snippetControlMax) { // for safety reasons + [self endSnippetSession]; } else { [self selectCurrentSnippet]; return; } } + + [self endSnippetSession]; + } - // Check if tab-trigger is defined; if so insert it + + // Check if tab trigger is defined; if so insert it, otherwise pass through event if(snippetControlCounter < 0 && [[[self window] delegate] fileURL]) { NSArray *snippets = [[SPQueryController sharedQueryController] queryFavoritesForFileURL:[[[self window] delegate] fileURL] andTabTrigger:tabTrigger includeGlobals:YES]; if([snippets count] > 0 && [(NSString*)[(NSDictionary*)[snippets objectAtIndex:0] objectForKey:@"query"] length]) { @@ -1259,130 +1453,6 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) [super doCommandBySelector:aSelector]; } - -/* - * Shifts the selection, if any, rightwards by indenting any selected lines with one tab. - * If the caret is within a line, the selection is not changed after the index; if the selection - * has length, all lines crossed by the length are indented and fully selected. - * Returns whether or not an indentation was performed. - */ -- (BOOL) shiftSelectionRight -{ - NSString *textViewString = [[self textStorage] string]; - NSRange currentLineRange; - NSArray *lineRanges; - NSString *tabString = @"\t"; - NSInteger i, indentedLinesLength = 0; - - if ([self selectedRange].location == NSNotFound) return NO; - - // Indent the currently selected line if the caret is within a single line - if ([self selectedRange].length == 0) { - NSRange currentLineRange; - - // Extract the current line range based on the text caret - currentLineRange = [textViewString lineRangeForRange:[self selectedRange]]; - - // Register the indent for undo - [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location, 0) replacementString:tabString]; - - // Insert the new tab - [self replaceCharactersInRange:NSMakeRange(currentLineRange.location, 0) withString:tabString]; - - return YES; - } - - // Otherwise, the selection has a length - get an array of current line ranges for the specified selection - lineRanges = [textViewString lineRangesForRange:[self selectedRange]]; - - // Loop through the ranges, storing a count of the overall length. - for (i = 0; i < [lineRanges count]; i++) { - currentLineRange = NSRangeFromString([lineRanges objectAtIndex:i]); - indentedLinesLength += currentLineRange.length + 1; - - // Register the indent for undo - [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location+i, 0) replacementString:tabString]; - - // Insert the new tab - [self replaceCharactersInRange:NSMakeRange(currentLineRange.location+i, 0) withString:tabString]; - } - - // Select the entirety of the new range - [self setSelectedRange:NSMakeRange(NSRangeFromString([lineRanges objectAtIndex:0]).location, indentedLinesLength)]; - - return YES; -} - - -/* - * Shifts the selection, if any, leftwards by un-indenting any selected lines by one tab if possible. - * If the caret is within a line, the selection is not changed after the undent; if the selection has - * length, all lines crossed by the length are un-indented and fully selected. - * Returns whether or not an indentation was performed. - */ -- (BOOL) shiftSelectionLeft -{ - NSString *textViewString = [[self textStorage] string]; - NSRange currentLineRange; - NSArray *lineRanges; - NSInteger i, unindentedLines = 0, unindentedLinesLength = 0; - - if ([self selectedRange].location == NSNotFound) return NO; - - // Undent the currently selected line if the caret is within a single line - if ([self selectedRange].length == 0) { - NSRange currentLineRange; - - // Extract the current line range based on the text caret - currentLineRange = [textViewString lineRangeForRange:[self selectedRange]]; - - // Ensure that the line has length and that the first character is a tab - if (currentLineRange.length < 1 - || [textViewString characterAtIndex:currentLineRange.location] != '\t') - return NO; - - // Register the undent for undo - [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location, 1) replacementString:@""]; - - // Remove the tab - [self replaceCharactersInRange:NSMakeRange(currentLineRange.location, 1) withString:@""]; - - return YES; - } - - // Otherwise, the selection has a length - get an array of current line ranges for the specified selection - lineRanges = [textViewString lineRangesForRange:[self selectedRange]]; - - // Loop through the ranges, storing a count of the total lines changed and the new length. - for (i = 0; i < [lineRanges count]; i++) { - currentLineRange = NSRangeFromString([lineRanges objectAtIndex:i]); - unindentedLinesLength += currentLineRange.length; - - // Ensure that the line has length and that the first character is a tab - if (currentLineRange.length < 1 - || [textViewString characterAtIndex:currentLineRange.location-unindentedLines] != '\t') - continue; - - // Register the undent for undo - [self shouldChangeTextInRange:NSMakeRange(currentLineRange.location-unindentedLines, 1) replacementString:@""]; - - // Remove the tab - [self replaceCharactersInRange:NSMakeRange(currentLineRange.location-unindentedLines, 1) withString:@""]; - - // As a line has been unindented, modify counts and lengths - unindentedLines++; - unindentedLinesLength--; - } - - // If a change was made, select the entirety of the new range and return success - if (unindentedLines) { - [self setSelectedRange:NSMakeRange(NSRangeFromString([lineRanges objectAtIndex:0]).location, unindentedLinesLength)]; - return YES; - } - - return NO; -} - /* * Handle autocompletion, returning a list of suggested completions for the supplied character range. */ @@ -2896,14 +2966,14 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) } /* - * Performs syntax highlighting after a text change. + * Performs syntax highlighting, re-init autohelp, and re-calculation of snippets after a text change */ - (void)textStorageDidProcessEditing:(NSNotification *)notification { NSTextStorage *textStore = [notification object]; - //make sure that the notification is from the correct textStorage object + // Make sure that the notification is from the correct textStorage object if (textStore!=[self textStorage]) return; NSInteger editedMask = [textStore editedMask]; @@ -2913,60 +2983,63 @@ NSInteger alphabeticSort(id string1, id string2, void *reverse) [self performSelector:@selector(autoHelp) withObject:nil afterDelay:[[[prefs valueForKey:SPCustomQueryAutoHelpDelay] retain] doubleValue]]; } + // Cancel calling doSyntaxHighlighting for large text if([[self string] length] > SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING) [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(doSyntaxHighlighting) object:nil]; - // Do syntax highlighting only if the user really changed the text + // Do syntax highlighting/re-calculate snippet ranges only if the user really changed the text if(editedMask != 1) { + // Re-calculate snippet ranges if snippet session is active if(snippetControlCounter > -1 && !snippetWasJustInserted) { - NSInteger editStartPosition = [textStore editedRange].location; - NSInteger changeInLength = [textStore changeInLength]; - NSInteger i, j, k; - BOOL isCaretInsideASnippet = NO; - for(i=0; i<=snippetControlMax; i++) { - if(snippetControlArray[i][0] > -1 - && editStartPosition >= snippetControlArray[i][0] - && editStartPosition <= snippetControlArray[i][0] + snippetControlArray[i][1]) { - - if(i!=snippetControlMax) - isCaretInsideASnippet = YES; - snippetControlArray[i][1] += changeInLength; - if(snippetControlArray[i][1] < 0) { - snippetControlCounter = -1; - break; + + if([self checkForCaretInsideSnippet]) { + + NSInteger editStartPosition = [textStore editedRange].location; + NSInteger changeInLength = [textStore changeInLength]; + NSInteger i; + + // Remove any fully nested snippets relative to the current snippet which is was edited + if(snippetControlArray[i][0] > -1 && i != snippetControlMax) { + NSInteger currentSnippetLocation = snippetControlArray[currentSnippetIndex][0]; + NSInteger currentSnippetMaxRange = snippetControlArray[currentSnippetIndex][0] + snippetControlArray[currentSnippetIndex][1]; + for(i=0; i<snippetControlMax; i++) { + if(snippetControlArray[i][0] > -1 + && i != currentSnippetIndex + && snippetControlArray[i][0] >= currentSnippetLocation + && snippetControlArray[i][0] <= currentSnippetMaxRange + && snippetControlArray[i][0] + snippetControlArray[i][1] >= currentSnippetLocation + && snippetControlArray[i][0] + snippetControlArray[i][1] <= currentSnippetMaxRange + ) { + snippetControlArray[i][0] = -1; + snippetControlArray[i][1] = -1; + snippetControlArray[i][2] = -1; + } } - // Adjust start position of snippets after caret position - } else if(snippetControlArray[i][0] > -1 && editStartPosition < snippetControlArray[i][0]) { - snippetControlArray[i][0] += changeInLength; - if(snippetControlArray[i][1] < 0) { - snippetControlCounter = -1; - break; + } + + // Adjust length change to current snippet + snippetControlArray[currentSnippetIndex][1] += changeInLength; + // If length < 0 break snippet input + if(snippetControlArray[currentSnippetIndex][1] < 0) { + [self endSnippetSession]; + } else { + // Adjust start position of snippets after caret position + for(i=0; i<=snippetControlMax; i++) { + if(snippetControlArray[i][0] > -1 && i != currentSnippetIndex) { + if(editStartPosition <= snippetControlArray[i][0]) { + snippetControlArray[i][0] += changeInLength; + } else if(editStartPosition >= snippetControlArray[i][0] && editStartPosition <= snippetControlArray[i][0] + snippetControlArray[i][1]) { + snippetControlArray[i][1] += changeInLength; + } + } } } + } else { + [self endSnippetSession]; } - // If current snippet contains nested snippets then - // delete nested snippet definitions - // if(snippetControlArray[currentSnippetIndex][0] > -1 && currentSnippetIndex != snippetControlMax) - // for(j=0; j<snippetControlMax; j++) { - // if(snippetControlArray[j][0] > -1 - // && currentSnippetIndex != j - // && snippetControlArray[j][0] >= snippetControlArray[currentSnippetIndex][0] - // && snippetControlArray[j][0] <= snippetControlArray[currentSnippetIndex][0] + snippetControlArray[currentSnippetIndex][1] - // && snippetControlArray[j][0] + snippetControlArray[j][1] >= snippetControlArray[currentSnippetIndex][0] - // && snippetControlArray[j][0] + snippetControlArray[j][1] <= snippetControlArray[currentSnippetIndex][0] + snippetControlArray[currentSnippetIndex][1] - // ) { - // NSLog(@"%ld-%ld", currentSnippetIndex,j); - // snippetControlArray[j][0] = -1; - // snippetControlArray[j][1] = -1; - // snippetControlArray[j][2] = -1; - // } - // } - if(!isCaretInsideASnippet) - snippetControlCounter = -1; - } [self doSyntaxHighlighting]; |