//
// $Id$
//
// CMTextView.m
// sequel-pro
//
// Created by Carsten Blüm.
//
// 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
#import "CMTextView.h"
#import "CustomQuery.h"
#import "TableDocument.h"
#import "SPStringAdditions.h"
#import "SPTextViewAdditions.h"
/*
* Include all the extern variables and prototypes required for flex (used for syntax highlighting)
*/
#import "SPEditorTokens.h"
extern int yylex();
extern int yyuoffset, yyuleng;
typedef struct yy_buffer_state *YY_BUFFER_STATE;
void yy_switch_to_buffer(YY_BUFFER_STATE);
YY_BUFFER_STATE yy_scan_string (const char *);
#define kAPlinked @"Linked" // attribute for a via auto-pair inserted char
#define kAPval @"linked"
#define kLEXToken @"Quoted" // set via lex to indicate a quoted string
#define kLEXTokenValue @"isMarked"
#define kSQLkeyword @"SQLkw" // attribute for found SQL keywords
#define kQuote @"Quote"
#define kQuoteValue @"isQuoted"
#define kValue @"dummy"
#define kBTQuote @"BTQuote"
#define kBTQuoteValue @"isBTQuoted"
#define SP_CQ_SEARCH_IN_MYSQL_HELP_MENU_ITEM_TAG 1000
#define SP_SYNTAX_HILITE_BIAS 2000
#define MYSQL_DOC_SEARCH_URL @"http://dev.mysql.com/doc/refman/%@/en/%@.html"
@implementation CMTextView
- (void) awakeFromNib
{
// Set self as delegate for the textView's textStorage to enable syntax highlighting,
[[self textStorage] setDelegate:self];
// Set defaults for general usage
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];
}
/*
* Returns the associated line number for a character position inside of the CMTextView
*/
- (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
{
[[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] showHelpForCurrentWord:self];
}
/*
* Checks if the char after the current caret position/selection matches a supplied attribute
*/
- (BOOL) isNextCharMarkedBy:(id)attribute withValue:(id)aValue
{
unsigned int caretPosition = [self selectedRange].location;
// Perform bounds checking
if (caretPosition >= [[self string] length]) return NO;
// Perform the check
if ([[[self textStorage] attribute:attribute atIndex:caretPosition effectiveRange:nil] isEqualToString:aValue])
return YES;
return NO;
}
/*
* Checks if the caret adjoins to an alphanumeric char |word or word| or wo|rd
* Exception for word| and char is a “(” to allow e.g. auto-pairing () for functions
*/
- (BOOL) isCaretAdjacentToAlphanumCharWithInsertionOf:(unichar)aChar
{
unsigned int caretPosition = [self selectedRange].location;
NSCharacterSet *alphanum = [NSCharacterSet alphanumericCharacterSet];
BOOL leftIsAlphanum = NO;
BOOL rightIsAlphanum = NO;
BOOL charIsOpenBracket = (aChar == '(');
// Check previous/next character for being alphanum
// @try block for bounds checking
@try
{
leftIsAlphanum = [alphanum characterIsMember:[[self string] characterAtIndex:caretPosition-1]] && !charIsOpenBracket;
} @catch(id ae) { }
@try {
rightIsAlphanum= [alphanum characterIsMember:[[self string] characterAtIndex:caretPosition]];
} @catch(id ae) { }
return (leftIsAlphanum ^ rightIsAlphanum || leftIsAlphanum && rightIsAlphanum);
}
/*
* Checks if the caret is wrapped by auto-paired characters.
* e.g. [| := caret]: "|"
*/
- (BOOL) areAdjacentCharsLinked
{
unsigned int caretPosition = [self selectedRange].location;
unichar leftChar, matchingChar;
// Perform bounds checking
if ([self selectedRange].length) return NO;
if (caretPosition < 1) return NO;
if (caretPosition >= [[self string] length]) return NO;
// Check the character to the left of the cursor and set the pairing character if appropriate
leftChar = [[self string] characterAtIndex:caretPosition - 1];
if (leftChar == '(')
matchingChar = ')';
else if (leftChar == '"' || leftChar == '`' || leftChar == '\'')
matchingChar = leftChar;
else
return NO;
// Check that the pairing character exists after the caret, and is tagged with the link attribute
if (matchingChar == [[self string] characterAtIndex:caretPosition]
&& [[[self textStorage] attribute:kAPlinked atIndex:caretPosition effectiveRange:nil] isEqualToString:kAPval]) {
return YES;
}
return NO;
}
/*
* If the textview has a selection, wrap it with the supplied prefix and suffix strings;
* return whether or not any wrap was performed.
*/
- (BOOL) wrapSelectionWithPrefix:(NSString *)prefix suffix:(NSString *)suffix
{
// Only proceed if a selection is active
if ([self selectedRange].length == 0)
return NO;
// Replace the current selection with the selected string wrapped in prefix and suffix
[self insertText:
[NSString stringWithFormat:@"%@%@%@",
prefix,
[[self string] substringWithRange:[self selectedRange]],
suffix
]
];
return YES;
}
/*
* Copy selected text chunk as RTF to preserve syntax highlighting
*/
- (void) copyAsRTF
{
NSPasteboard *pb = [NSPasteboard generalPasteboard];
NSTextStorage *textStorage = [self textStorage];
NSData *rtf = [textStorage RTFFromRange:[self selectedRange]
documentAttributes:nil];
if (rtf)
{
[pb declareTypes:[NSArray arrayWithObject:NSRTFPboardType] owner:self];
[pb setData:rtf forType:NSRTFPboardType];
}
}
/*
* Selects the line lineNumber relatively to a selection (if given) and scrolls to it
*/
- (void) selectLineNumber:(unsigned int)lineNumber ignoreLeadingNewLines:(BOOL)ignLeadingNewLines
{
NSRange selRange;
NSArray *lineRanges;
if([self selectedRange].length)
lineRanges = [[[self string] substringWithRange:[self selectedRange]] lineRangesForRange:NSMakeRange(0, [self selectedRange].length)];
else
lineRanges = [[self string] lineRangesForRange:NSMakeRange(0, [[self string] length])];
int offset = 0;
if(ignLeadingNewLines) // ignore leading empty lines
{
int arrayCount = [lineRanges count];
int i;
for (i = 0; i < arrayCount; i++) {
if(NSRangeFromString([lineRanges objectAtIndex:i]).length > 0)
break;
offset++;
}
}
selRange = NSRangeFromString([lineRanges objectAtIndex:lineNumber-1+offset]);
// adjust selRange if a selection was given
if([self selectedRange].length)
selRange.location += [self selectedRange].location;
[self setSelectedRange:selRange];
[self scrollRangeToVisible:selRange];
}
/*
* 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:@"CustomQueryAutohelp"])
[NSObject cancelPreviousPerformRequestsWithTarget:self
selector:@selector(autoHelp)
object:nil];
[super mouseDown:theEvent];
// Start autoHelp timer
if([prefs boolForKey:@"CustomQueryAutohelp"])
[self performSelector:@selector(autoHelp) withObject:nil afterDelay:[[[prefs valueForKey:@"CustomQueryAutohelpDelay"] retain] floatValue]];
}
/*
* Handle some keyDown events in order to provide autopairing functionality (if enabled).
*/
- (void) keyDown:(NSEvent *)theEvent
{
if([prefs boolForKey:@"CustomQueryAutohelp"]) // cancel autoHelp request
[NSObject cancelPreviousPerformRequestsWithTarget:self
selector:@selector(autoHelp)
object:nil];
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);
// Note: switch(insertedCharacter) {} does not work instead use charactersIgnoringModifiers
if([charactersIgnMod isEqualToString:@"c"]) // ^C copy as RTF
if(curFlags==(NSControlKeyMask))
{
[self copyAsRTF];
return;
}
if([charactersIgnMod isEqualToString:@"h"]) // ^C copy as RTF
if(curFlags==(NSControlKeyMask))
{
[self showMySQLHelpForCurrentWord:self];
return;
}
// Only process for character autopairing if autopairing is enabled and a single character is being added.
if ([prefs boolForKey:@"CustomQueryAutopair"] && characters && [characters length] == 1) {
delBackwardsWasPressed = NO;
NSString *matchingCharacter = nil;
BOOL processAutopair = NO, skipTypedLinkedCharacter = NO;
NSRange currentRange;
// When a quote character is being inserted into a string quoted with other
// quote characters, or if it's the same character but is escaped, don't
// automatically match it.
if(
// Only for " ` or ' quote characters
(insertedCharacter == '\'' || insertedCharacter == '"' || insertedCharacter == '`')
// And if the next char marked as linked auto-pair
&& [self isNextCharMarkedBy:kAPlinked withValue:kAPval]
// And we are inside a quoted string
&& [self isNextCharMarkedBy:kLEXToken withValue:kLEXTokenValue]
// And there is no selection, just the text caret
&& ![self selectedRange].length
&& (
// And the user is inserting an escaped string
[[self string] characterAtIndex:[self selectedRange].location-1] == '\\'
// Or the user is inserting a character not matching the characters used to quote this string
|| [[self string] characterAtIndex:[self selectedRange].location] != insertedCharacter
)
)
{
[super keyDown: theEvent];
return;
}
// If the caret is inside a text string, without any selection, and not adjoined to an alphanumeric char
// (exception for '(' ) skip autopairing.
// There is one exception to this - if the caret is before a linked pair character,
// processing continues in order to check whether the next character should be jumped
// over; e.g. [| := caret]: "foo|" and press " => only caret will be moved "foo"|
if( ([self isCaretAdjacentToAlphanumCharWithInsertionOf:insertedCharacter] && ![self isNextCharMarkedBy:kAPlinked withValue:kAPval] && ![self selectedRange].length)
|| (![self isNextCharMarkedBy:kAPlinked withValue:kAPval] && [self isNextCharMarkedBy:kLEXToken withValue:kLEXTokenValue] && ![self selectedRange].length)) {
[super keyDown:theEvent];
return;
}
// Check whether the submitted character should trigger autopair processing.
switch (insertedCharacter)
{
case '(':
matchingCharacter = @")";
processAutopair = YES;
break;
case '"':
matchingCharacter = @"\"";
processAutopair = YES;
skipTypedLinkedCharacter = YES;
break;
case '`':
matchingCharacter = @"`";
processAutopair = YES;
skipTypedLinkedCharacter = YES;
break;
case '\'':
matchingCharacter = @"'";
processAutopair = YES;
skipTypedLinkedCharacter = YES;
break;
case ')':
skipTypedLinkedCharacter = YES;
break;
}
// Check to see whether the next character should be compared to the typed character;
// if it matches the typed character, and is marked with the is-linked-pair attribute,
// select the next character and replace it with the typed character. This allows
// a normally quoted string to be typed in full, with the autopair appearing as a hint and
// then being automatically replaced when the user types it.
if (skipTypedLinkedCharacter) {
currentRange = [self selectedRange];
if (currentRange.location != NSNotFound && currentRange.length == 0) {
if ([self isNextCharMarkedBy:kAPlinked withValue:kAPval]) {
if ([[[self textStorage] string] characterAtIndex:currentRange.location] == insertedCharacter) {
currentRange.length = 1;
[self setSelectedRange:currentRange];
processAutopair = NO;
}
}
}
}
// If an appropriate character has been typed, and a matching character has been set,
// some form of autopairing is required.
if (processAutopair && matchingCharacter) {
// Check to see whether several characters are selected, and if so, wrap them with
// the auto-paired characters. This returns false if the selection has zero length.
if ([self wrapSelectionWithPrefix:characters suffix:matchingCharacter])
return;
// Otherwise, start by inserting the original character - the first half of the autopair.
[super keyDown:theEvent];
// Then process the second half of the autopair - the matching character.
currentRange = [self selectedRange];
if (currentRange.location != NSNotFound) {
NSTextStorage *textStorage = [self textStorage];
// Register the auto-pairing for undo
[self shouldChangeTextInRange:currentRange replacementString:matchingCharacter];
// Insert the matching character and give it the is-linked-pair-character attribute
[self replaceCharactersInRange:currentRange withString:matchingCharacter];
currentRange.length = 1;
[textStorage addAttribute:kAPlinked value:kAPval range:currentRange];
// Restore the original selection.
currentRange.length=0;
[self setSelectedRange:currentRange];
}
return;
}
}
// The default action is to perform the normal key-down action.
[super keyDown:theEvent];
if([prefs boolForKey:@"CustomQueryAutohelp"])
[self performSelector:@selector(autoHelp) withObject:nil afterDelay:[[[prefs valueForKey:@"CustomQueryAutohelpDelay"] retain] floatValue]];
}
- (void) deleteBackward:(id)sender
{
// If the caret is currently inside a marked auto-pair, delete the characters on both sides
// of the caret.
NSRange currentRange = [self selectedRange];
if (currentRange.length == 0 && currentRange.location > 0 && [self areAdjacentCharsLinked])
[self setSelectedRange:NSMakeRange(currentRange.location - 1,2)];
// Avoid auto-uppercasing if resulting word would be a SQL keyword;
// e.g. type inta| and deleteBackward:
delBackwardsWasPressed = YES;
[super deleteBackward:sender];
}
/*
* Handle special commands - see NSResponder.h for a sample list.
* This subclass currently handles insertNewline: in order to preserve indentation
* when adding newlines.
*/
- (void) doCommandBySelector:(SEL)aSelector
{
// Handle newlines, adding any indentation found on the current line to the new line - ignoring the enter key if appropriate
if (aSelector == @selector(insertNewline:)
&& [prefs boolForKey:@"CustomQueryAutoindent"]
&& (!autoindentIgnoresEnter || [[NSApp currentEvent] keyCode] != 0x4C))
{
NSString *textViewString = [[self textStorage] string];
NSString *currentLine, *indentString = nil;
NSScanner *whitespaceScanner;
NSRange currentLineRange;
int lineCursorLocation;
// Extract the current line based on the text caret or selection start position
currentLineRange = [textViewString lineRangeForRange:NSMakeRange([self selectedRange].location, 0)];
currentLine = [[NSString alloc] initWithString:[textViewString substringWithRange:currentLineRange]];
lineCursorLocation = [self selectedRange].location - currentLineRange.location;
// Scan all indentation characters on the line into a string
whitespaceScanner = [[NSScanner alloc] initWithString:currentLine];
[whitespaceScanner setCharactersToBeSkipped:nil];
[whitespaceScanner scanCharactersFromSet:[NSCharacterSet whitespaceCharacterSet] intoString:&indentString];
[whitespaceScanner release];
[currentLine release];
// Always add the newline, whether or not we want to indent the next line
[self insertNewline:self];
// Replicate the indentation on the previous line if one was found.
if (indentString) {
if (lineCursorLocation < [indentString length]) {
[self insertText:[indentString substringWithRange:NSMakeRange(0, lineCursorLocation)]];
} else {
[self insertText:indentString];
}
}
// Return to avoid the original implementation, preventing double linebreaks
return;
}
[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";
int 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;
int 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.
*/
- (NSArray *)completionsForPartialWordRange:(NSRange)charRange indexOfSelectedItem:(int *)index
{
if (!charRange.length) return nil;
// Check if the caret is inside quotes "" or ''; if so
// return the normal word suggestion due to the spelling's settings
if([[[self textStorage] attribute:kQuote atIndex:charRange.location effectiveRange:nil] isEqualToString:kQuoteValue] )
return [[NSSpellChecker sharedSpellChecker] completionsForPartialWordRange:NSMakeRange(0,charRange.length) inString:[[self string] substringWithRange:charRange] language:nil inSpellDocumentWithTag:0];
NSMutableArray *compl = [[NSMutableArray alloc] initWithCapacity:32];
NSMutableArray *possibleCompletions = [[NSMutableArray alloc] initWithCapacity:32];
NSString *partialString = [[self string] substringWithRange:charRange];
unsigned int partialLength = [partialString length];
NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF beginswith[cd] %@ AND length > %d", partialString, partialLength];
NSArray *matchingCompletions;
unsigned i, insindex;
insindex = 0;
// Add current table names omitting the first item (it's the table header)
id tableNames = [[[[self window] delegate] valueForKeyPath:@"tablesListInstance"] valueForKey:@"tables"];
[possibleCompletions addObjectsFromArray:[tableNames objectsAtIndexes:[NSIndexSet indexSetWithIndexesInRange:NSMakeRange(1, [tableNames count]-1)]]];
// Add column names to completions list for currently selected table
if ([[[self window] delegate] table] != nil) {
id columnNames = [[[[self window] delegate] valueForKeyPath:@"tableDataInstance"] valueForKey:@"columnNames"];
[possibleCompletions addObjectsFromArray:columnNames];
}
// Add all database names
MCPResult *queryResult = [[[[self window] delegate] valueForKeyPath:@"mySQLConnection"] valueForKey:@"listDBs"];
if ([queryResult numOfRows])
[queryResult dataSeek:0];
for (i = 0 ; i < [queryResult numOfRows] ; i++)
{
[possibleCompletions addObject:[[queryResult fetchRowAsArray] objectAtIndex:0]];
}
// If caret is not inside backticks add keywords and all words coming from the view.
if(![[[self textStorage] attribute:kBTQuote atIndex:charRange.location effectiveRange:nil] isEqualToString:kBTQuoteValue] )
{
// Only parse for words if text size is less than 6MB
if([[self string] length]<6000000)
{
NSCharacterSet *separators = [NSCharacterSet characterSetWithCharactersInString:@" \t\r\n,()\"'`-!;=+|?:~"];
NSArray *textViewWords = [[self string] componentsSeparatedByCharactersInSet:separators];
[possibleCompletions addObjectsFromArray:textViewWords];
}
[possibleCompletions addObjectsFromArray:[self keywords]];
}
// Check for possible completions
matchingCompletions = [[possibleCompletions filteredArrayUsingPredicate:predicate] sortedArrayUsingSelector:@selector(compare:)];
for (i = 0; i < [matchingCompletions count]; i++)
{
NSString* obj = [matchingCompletions objectAtIndex:i];
if(![compl containsObject:obj])
if ([partialString isEqualToString:[obj substringToIndex:partialLength]])
// Matches case --> Insert at beginning of completion list
[compl insertObject:obj atIndex:insindex++];
else
// Not matching case --> Insert at end of completion list
[compl addObject:obj];
}
return [compl autorelease];
}
/*
* Hook to invoke the auto-uppercasing of SQL keywords after pasting
*/
- (void)paste:(id)sender
{
[super paste:sender];
// Invoke the auto-uppercasing of SQL keywords via an additional trigger
[self insertText:@""];
}
/*
* List of keywords for autocompletion. If you add a keyword here,
* it should also be added to the flex file SPEditorTokens.l
*/
-(NSArray *)keywords
{
return [NSArray arrayWithObjects:
@"ACCESSIBLE",
@"ACTION",
@"ADD",
@"AFTER",
@"AGAINST",
@"AGGREGATE",
@"ALGORITHM",
@"ALL",
@"ALTER",
@"ALTER COLUMN",
@"ALTER DATABASE",
@"ALTER EVENT",
@"ALTER FUNCTION",
@"ALTER LOGFILE GROUP",
@"ALTER PROCEDURE",
@"ALTER SCHEMA",
@"ALTER SERVER",
@"ALTER TABLE",
@"ALTER TABLESPACE",
@"ALTER VIEW",
@"ANALYZE",
@"ANALYZE TABLE",
@"AND",
@"ANY",
@"AS",
@"ASC",
@"ASCII",
@"ASENSITIVE",
@"AT",
@"AUTHORS",
@"AUTOEXTEND_SIZE",
@"AUTO_INCREMENT",
@"AVG",
@"AVG_ROW_LENGTH",
@"BACKUP",
@"BACKUP TABLE",
@"BEFORE",
@"BEGIN",
@"BETWEEN",
@"BIGINT",
@"BINARY",
@"BINLOG",
@"BIT",
@"BLOB",
@"BOOL",
@"BOOLEAN",
@"BOTH",
@"BTREE",
@"BY",
@"BYTE",
@"CACHE",
@"CACHE INDEX",
@"CALL",
@"CASCADE",
@"CASCADED",
@"CASE",
@"CHAIN",
@"CHANGE",
@"CHANGED",
@"CHAR",
@"CHARACTER",
@"CHARACTER SET",
@"CHARSET",
@"CHECK",
@"CHECK TABLE",
@"CHECKSUM",
@"CHECKSUM TABLE",
@"CIPHER",
@"CLIENT",
@"CLOSE",
@"COALESCE",
@"CODE",
@"COLLATE",
@"COLLATION",
@"COLUMN",
@"COLUMNS",
@"COLUMN_FORMAT"
@"COMMENT",
@"COMMIT",
@"COMMITTED",
@"COMPACT",
@"COMPLETION",
@"COMPRESSED",
@"CONCURRENT",
@"CONDITION",
@"CONNECTION",
@"CONSISTENT",
@"CONSTRAINT",
@"CONTAINS",
@"CONTINUE",
@"CONTRIBUTORS",
@"CONVERT",
@"CREATE",
@"CREATE DATABASE",
@"CREATE EVENT",
@"CREATE FUNCTION",
@"CREATE INDEX",
@"CREATE LOGFILE GROUP",
@"CREATE PROCEDURE",
@"CREATE SCHEMA",
@"CREATE TABLE",
@"CREATE TABLESPACE",
@"CREATE TRIGGER",
@"CREATE USER",
@"CREATE VIEW",
@"CROSS",
@"CUBE",
@"CURRENT_DATE",
@"CURRENT_TIME",
@"CURRENT_TIMESTAMP",
@"CURRENT_USER",
@"CURSOR",
@"DATA",
@"DATABASE",
@"DATABASES",
@"DATAFILE",
@"DATE",
@"DATETIME",
@"DAY",
@"DAY_HOUR",
@"DAY_MICROSECOND",
@"DAY_MINUTE",
@"DAY_SECOND",
@"DEALLOCATE",
@"DEALLOCATE PREPARE",
@"DEC",
@"DECIMAL",
@"DECLARE",
@"DEFAULT",
@"DEFINER",
@"DELAYED",
@"DELAY_KEY_WRITE",
@"DELETE",
@"DESC",
@"DESCRIBE",
@"DES_KEY_FILE",
@"DETERMINISTIC",
@"DIRECTORY",
@"DISABLE",
@"DISCARD",
@"DISK",
@"DISTINCT",
@"DISTINCTROW",
@"DIV",
@"DO",
@"DOUBLE",
@"DROP",
@"DROP DATABASE",
@"DROP EVENT",
@"DROP FOREIGN KEY",
@"DROP FUNCTION",
@"DROP INDEX",
@"DROP LOGFILE GROUP",
@"DROP PREPARE",
@"DROP PRIMARY KEY",
@"DROP PREPARE",
@"DROP PROCEDURE",
@"DROP SCHEMA",
@"DROP SERVER",
@"DROP TABLE",
@"DROP TABLESPACE",
@"DROP TRIGGER",
@"DROP USER",
@"DROP VIEW",
@"DUAL",
@"DUMPFILE",
@"DUPLICATE",
@"DYNAMIC",
@"EACH",
@"ELSE",
@"ELSEIF",
@"ENABLE",
@"ENCLOSED",
@"END",
@"ENDS",
@"ENGINE",
@"ENGINES",
@"ENUM",
@"ERRORS",
@"ESCAPE",
@"ESCAPED",
@"EVENT",
@"EVENTS",
@"EVERY",
@"EXECUTE",
@"EXISTS",
@"EXIT",
@"EXPANSION",
@"EXPLAIN",
@"EXTENDED",
@"EXTENT_SIZE",
@"FALSE",
@"FAST",
@"FETCH",
@"FIELDS",
@"FILE",
@"FIRST",
@"FIXED",
@"FLOAT",
@"FLOAT4",
@"FLOAT8",
@"FLUSH",
@"FOR",
@"FORCE",
@"FOREIGN KEY",
@"FOREIGN",
@"FOUND",
@"FRAC_SECOND",
@"FROM",
@"FULL",
@"FULLTEXT",
@"FUNCTION",
@"GEOMETRY",
@"GEOMETRYCOLLECTION",
@"GET_FORMAT",
@"GLOBAL",
@"GRANT",
@"GRANTS",
@"GROUP",
@"HANDLER",
@"HASH",
@"HAVING",
@"HELP",
@"HIGH_PRIORITY",
@"HOSTS",
@"HOUR",
@"HOUR_MICROSECOND",
@"HOUR_MINUTE",
@"HOUR_SECOND",
@"IDENTIFIED",
@"IF",
@"IGNORE",
@"IMPORT",
@"IN",
@"INDEX",
@"INDEXES",
@"INFILE",
@"INITIAL_SIZE",
@"INNER",
@"INNOBASE",
@"INNODB",
@"INOUT",
@"INSENSITIVE",
@"INSERT",
@"INSERT_METHOD",
@"INSTALL",
@"INSTALL PLUGIN",
@"INT",
@"INT1",
@"INT2",
@"INT3",
@"INT4",
@"INT8",
@"INTEGER",
@"INTERVAL",
@"INTO",
@"INVOKER",
@"IO_THREAD",
@"IS",
@"ISOLATION",
@"ISSUER",
@"ITERATE",
@"JOIN",
@"KEY",
@"KEYS",
@"KEY_BLOCK_SIZE",
@"KILL",
@"LANGUAGE",
@"LAST",
@"LEADING",
@"LEAVE",
@"LEAVES",
@"LEFT",
@"LESS",
@"LEVEL",
@"LIKE",
@"LIMIT",
@"LINEAR",
@"LINES",
@"LINESTRING",
@"LIST",
@"LOAD DATA",
@"LOAD INDEX INTO CACHE",
@"LOCAL",
@"LOCALTIME",
@"LOCALTIMESTAMP",
@"LOCK",
@"LOCK TABLES",
@"LOCKS",
@"LOGFILE",
@"LOGS",
@"LONG",
@"LONGBLOB",
@"LONGTEXT",
@"LOOP",
@"LOW_PRIORITY",
@"MASTER",
@"MASTER_CONNECT_RETRY",
@"MASTER_HOST",
@"MASTER_LOG_FILE",
@"MASTER_LOG_POS",
@"MASTER_PASSWORD",
@"MASTER_PORT",
@"MASTER_SERVER_ID",
@"MASTER_SSL",
@"MASTER_SSL_CA",
@"MASTER_SSL_CAPATH",
@"MASTER_SSL_CERT",
@"MASTER_SSL_CIPHER",
@"MASTER_SSL_KEY",
@"MASTER_USER",
@"MATCH",
@"MAXVALUE",
@"MAX_CONNECTIONS_PER_HOUR",
@"MAX_QUERIES_PER_HOUR",
@"MAX_ROWS",
@"MAX_SIZE",
@"MAX_UPDATES_PER_HOUR",
@"MAX_USER_CONNECTIONS",
@"MEDIUM",
@"MEDIUMBLOB",
@"MEDIUMINT",
@"MEDIUMTEXT",
@"MEMORY",
@"MERGE",
@"MICROSECOND",
@"MIDDLEINT",
@"MIGRATE",
@"MINUTE",
@"MINUTE_MICROSECOND",
@"MINUTE_SECOND",
@"MIN_ROWS",
@"MOD",
@"MODE",
@"MODIFIES",
@"MODIFY",
@"MONTH",
@"MULTILINESTRING",
@"MULTIPOINT",
@"MULTIPOLYGON",
@"MUTEX",
@"NAME",
@"NAMES",
@"NATIONAL",
@"NATURAL",
@"NCHAR",
@"NDB",
@"NDBCLUSTER",
@"NEW",
@"NEXT",
@"NO",
@"NODEGROUP",
@"NONE",
@"NOT",
@"NO_WAIT",
@"NO_WRITE_TO_BINLOG",
@"NULL",
@"NUMERIC",
@"NVARCHAR",
@"OFFSET",
@"OLD_PASSWORD",
@"ON",
@"ONE",
@"ONE_SHOT",
@"OPEN",
@"OPTIMIZE",
@"OPTIMIZE TABLE",
@"OPTION",
@"OPTIONALLY",
@"OPTIONS",
@"OR",
@"ORDER",
@"OUT",
@"OUTER",
@"OUTFILE",
@"PACK_KEYS",
@"PARSER",
@"PARTIAL",
@"PARTITION",
@"PARTITIONING",
@"PARTITIONS",
@"PASSWORD",
@"PHASE",
@"PLUGIN",
@"PLUGINS",
@"POINT",
@"POLYGON",
@"PRECISION",
@"PREPARE",
@"PRESERVE",
@"PREV",
@"PRIMARY",
@"PRIVILEGES",
@"PROCEDURE",
@"PROCEDURE ANALYSE",
@"PROCESS",
@"PROCESSLIST",
@"PURGE",
@"QUARTER",
@"QUERY",
@"QUICK",
@"RANGE",
@"READ",
@"READS",
@"READ_ONLY",
@"READ_WRITE",
@"REAL",
@"REBUILD",
@"RECOVER",
@"REDOFILE",
@"REDO_BUFFER_SIZE",
@"REDUNDANT",
@"REFERENCES",
@"REGEXP",
@"RELAY_LOG_FILE",
@"RELAY_LOG_POS",
@"RELAY_THREAD",
@"RELEASE",
@"RELOAD",
@"REMOVE",
@"RENAME",
@"RENAME DATABASE",
@"RENAME TABLE",
@"REORGANIZE",
@"REPAIR",
@"REPAIR TABLE",
@"REPEAT",
@"REPEATABLE",
@"REPLACE",
@"REPLICATION",
@"REQUIRE",
@"RESET",
@"RESET MASTER",
@"RESTORE",
@"RESTORE TABLE",
@"RESTRICT",
@"RESUME",
@"RETURN",
@"RETURNS",
@"REVOKE",
@"RIGHT",
@"RLIKE",
@"ROLLBACK",
@"ROLLUP",
@"ROUTINE",
@"ROW",
@"ROWS",
@"ROW_FORMAT",
@"RTREE",
@"SAVEPOINT",
@"SCHEDULE",
@"SCHEDULER",
@"SCHEMA",
@"SCHEMAS",
@"SECOND",
@"SECOND_MICROSECOND",
@"SECURITY",
@"SELECT",
@"SENSITIVE",
@"SEPARATOR",
@"SERIAL",
@"SERIALIZABLE",
@"SESSION",
@"SET",
@"SET PASSWORD",
@"SHARE",
@"SHOW",
@"SHOW BINARY LOGS",
@"SHOW BINLOG EVENTS",
@"SHOW CHARACTER SET",
@"SHOW COLLATION",
@"SHOW COLUMNS",
@"SHOW CONTRIBUTORS",
@"SHOW CREATE DATABASE",
@"SHOW CREATE EVENT",
@"SHOW CREATE FUNCTION",
@"SHOW CREATE PROCEDURE",
@"SHOW CREATE SCHEMA",
@"SHOW CREATE TABLE",
@"SHOW CREATE TRIGGERS",
@"SHOW CREATE VIEW",
@"SHOW DATABASES",
@"SHOW ENGINE",
@"SHOW ENGINES",
@"SHOW ERRORS",
@"SHOW EVENTS",
@"SHOW FIELDS",
@"SHOW FUNCTION CODE",
@"SHOW FUNCTION STATUS",
@"SHOW GRANTS",
@"SHOW INDEX",
@"SHOW INNODB STATUS",
@"SHOW KEYS",
@"SHOW MASTER LOGS",
@"SHOW MASTER STATUS",
@"SHOW OPEN TABLES",
@"SHOW PLUGINS",
@"SHOW PRIVILEGES",
@"SHOW PROCEDURE CODE",
@"SHOW PROCEDURE STATUS",
@"SHOW PROFILE",
@"SHOW PROFILES",
@"SHOW PROCESSLIST",
@"SHOW SCHEDULER STATUS",
@"SHOW SCHEMAS",
@"SHOW SLAVE HOSTS",
@"SHOW SLAVE STATUS",
@"SHOW STATUS",
@"SHOW STORAGE ENGINES",
@"SHOW TABLE STATUS",
@"SHOW TABLE TYPES",
@"SHOW TABLES",
@"SHOW TRIGGERS",
@"SHOW VARIABLES",
@"SHOW WARNINGS",
@"SHUTDOWN",
@"SIGNED",
@"SIMPLE",
@"SLAVE",
@"SMALLINT",
@"SNAPSHOT",
@"SOME",
@"SONAME",
@"SOUNDS",
@"SPATIAL",
@"SPECIFIC",
@"SQL_AUTO_IS_NULL",
@"SQL_BIG_RESULT",
@"SQL_BIG_SELECTS",
@"SQL_BIG_TABLES",
@"SQL_BUFFER_RESULT",
@"SQL_CACHE",
@"SQL_CALC_FOUND_ROWS",
@"SQL_LOG_BIN",
@"SQL_LOG_OFF",
@"SQL_LOG_UPDATE",
@"SQL_LOW_PRIORITY_UPDATES",
@"SQL_MAX_JOIN_SIZE",
@"SQL_NO_CACHE",
@"SQL_QUOTE_SHOW_CREATE",
@"SQL_SAFE_UPDATES",
@"SQL_SELECT_LIMIT",
@"SQL_SLAVE_SKIP_COUNTER",
@"SQL_SMALL_RESULT",
@"SQL_THREAD",
@"SQL_TSI_DAY",
@"SQL_TSI_FRAC_SECOND",
@"SQL_TSI_HOUR",
@"SQL_TSI_MINUTE",
@"SQL_TSI_MONTH",
@"SQL_TSI_QUARTER",
@"SQL_TSI_SECOND",
@"SQL_TSI_WEEK",
@"SQL_TSI_YEAR",
@"SQL_WARNINGS",
@"SSL",
@"START",
@"START TRANSACTION",
@"STARTING",
@"STARTS",
@"STATUS",
@"STOP",
@"STORAGE",
@"STRAIGHT_JOIN",
@"STRING",
@"SUBJECT",
@"SUBPARTITION",
@"SUBPARTITIONS",
@"SUPER",
@"SUSPEND",
@"TABLE",
@"TABLES",
@"TABLESPACE",
@"TEMPORARY",
@"TEMPTABLE",
@"TERMINATED",
@"TEXT",
@"THAN",
@"THEN",
@"TIME",
@"TIMESTAMP",
@"TIMESTAMPADD",
@"TIMESTAMPDIFF",
@"TINYBLOB",
@"TINYINT",
@"TINYTEXT",
@"TO",
@"TRAILING",
@"TRANSACTION",
@"TRIGGER",
@"TRIGGERS",
@"TRUE",
@"TRUNCATE",
@"TYPE",
@"TYPES",
@"UNCOMMITTED",
@"UNDEFINED",
@"UNDO",
@"UNDOFILE",
@"UNDO_BUFFER_SIZE",
@"UNICODE",
@"UNINSTALL",
@"UNINSTALL PLUGIN",
@"UNION",
@"UNIQUE",
@"UNKNOWN",
@"UNLOCK",
@"UNLOCK TABLES",
@"UNSIGNED",
@"UNTIL",
@"UPDATE",
@"UPGRADE",
@"USAGE",
@"USE",
@"USER",
@"USER_RESOURCES",
@"USE_FRM",
@"USING",
@"UTC_DATE",
@"UTC_TIME",
@"UTC_TIMESTAMP",
@"VALUE",
@"VALUES",
@"VARBINARY",
@"VARCHAR",
@"VARCHARACTER",
@"VARIABLES",
@"VARYING",
@"VIEW",
@"WAIT",
@"WARNINGS",
@"WEEK",
@"WHEN",
@"WHERE",
@"WHILE",
@"WITH",
@"WORK",
@"WRITE",
@"X509",
@"XA",
@"XOR",
@"YEAR",
@"YEAR_MONTH",
@"ZEROFILL",
//functions
@"ABS",
@"ACOS",
@"ADDDATE",
@"ADDTIME",
@"AES_DECRYPT",
@"AES_ENCRYPT",
@"AREA",
@"ASBINARY",
@"ASCII",
@"ASIN",
@"ASTEXT",
@"ATAN",
@"ATAN2",
@"AVG",
@"BDMPOLYFROMTEXT",
@"BDMPOLYFROMWKB",
@"BDPOLYFROMTEXT",
@"BDPOLYFROMWKB",
@"BENCHMARK",
@"BIN",
@"BIT_AND",
@"BIT_COUNT",
@"BIT_LENGTH",
@"BIT_OR",
@"BIT_XOR",
@"BOUNDARY",
@"BUFFER",
@"CAST",
@"CEIL",
@"CEILING",
@"CENTROID",
@"CHAR",
@"CHARACTER_LENGTH",
@"CHARSET",
@"CHAR_LENGTH",
@"COALESCE",
@"COERCIBILITY",
@"COLLATION",
@"COMPRESS",
@"CONCAT",
@"CONCAT_WS",
@"CONNECTION_ID",
@"CONTAINS",
@"CONV",
@"CONVERT",
@"CONVERT_TZ",
@"CONVEXHULL",
@"COS",
@"COT",
@"COUNT",
@"COUNT(*)",
@"CRC32",
@"CROSSES",
@"CURDATE",
@"CURRENT_DATE",
@"CURRENT_TIME",
@"CURRENT_TIMESTAMP",
@"CURRENT_USER",
@"CURTIME",
@"DATABASE",
@"DATE",
@"DATEDIFF",
@"DATE_ADD",
@"DATE_DIFF",
@"DATE_FORMAT",
@"DATE_SUB",
@"DAY",
@"DAYNAME",
@"DAYOFMONTH",
@"DAYOFWEEK",
@"DAYOFYEAR",
@"DECODE",
@"DEFAULT",
@"DEGREES",
@"DES_DECRYPT",
@"DES_ENCRYPT",
@"DIFFERENCE",
@"DIMENSION",
@"DISJOINT",
@"DISTANCE",
@"ELT",
@"ENCODE",
@"ENCRYPT",
@"ENDPOINT",
@"ENVELOPE",
@"EQUALS",
@"EXP",
@"EXPORT_SET",
@"EXTERIORRING",
@"EXTRACT",
@"EXTRACTVALUE",
@"FIELD",
@"FIND_IN_SET",
@"FLOOR",
@"FORMAT",
@"FOUND_ROWS",
@"FROM_DAYS",
@"FROM_UNIXTIME",
@"GEOMCOLLFROMTEXT",
@"GEOMCOLLFROMWKB",
@"GEOMETRYCOLLECTION",
@"GEOMETRYCOLLECTIONFROMTEXT",
@"GEOMETRYCOLLECTIONFROMWKB",
@"GEOMETRYFROMTEXT",
@"GEOMETRYFROMWKB",
@"GEOMETRYN",
@"GEOMETRYTYPE",
@"GEOMFROMTEXT",
@"GEOMFROMWKB",
@"GET_FORMAT",
@"GET_LOCK",
@"GLENGTH",
@"GREATEST",
@"GROUP_CONCAT",
@"GROUP_UNIQUE_USERS",
@"HEX",
@"HOUR",
@"IF",
@"IFNULL",
@"INET_ATON",
@"INET_NTOA",
@"INSERT",
@"INSERT_ID",
@"INSTR",
@"INTERIORRINGN",
@"INTERSECTION",
@"INTERSECTS",
@"INTERVAL",
@"ISCLOSED",
@"ISEMPTY",
@"ISNULL",
@"ISRING",
@"ISSIMPLE",
@"IS_FREE_LOCK",
@"IS_USED_LOCK",
@"LAST_DAY",
@"LAST_INSERT_ID",
@"LCASE",
@"LEAST",
@"LEFT",
@"LENGTH",
@"LINEFROMTEXT",
@"LINEFROMWKB",
@"LINESTRING",
@"LINESTRINGFROMTEXT",
@"LINESTRINGFROMWKB",
@"LN",
@"LOAD_FILE",
@"LOCALTIME",
@"LOCALTIMESTAMP",
@"LOCATE",
@"LOG",
@"LOG10",
@"LOG2",
@"LOWER",
@"LPAD",
@"LTRIM",
@"MAKEDATE",
@"MAKETIME",
@"MAKE_SET",
@"MASTER_POS_WAIT",
@"MAX",
@"MBRCONTAINS",
@"MBRDISJOINT",
@"MBREQUAL",
@"MBRINTERSECTS",
@"MBROVERLAPS",
@"MBRTOUCHES",
@"MBRWITHIN",
@"MD5",
@"MICROSECOND",
@"MID",
@"MIN",
@"MINUTE",
@"MLINEFROMTEXT",
@"MLINEFROMWKB",
@"MOD",
@"MONTH",
@"MONTHNAME",
@"NOW",
@"MPOINTFROMTEXT",
@"MPOINTFROMWKB",
@"MPOLYFROMTEXT",
@"MPOLYFROMWKB",
@"MULTILINESTRING",
@"MULTILINESTRINGFROMTEXT",
@"MULTILINESTRINGFROMWKB",
@"MULTIPOINT",
@"MULTIPOINTFROMTEXT",
@"MULTIPOINTFROMWKB",
@"MULTIPOLYGON",
@"MULTIPOLYGONFROMTEXT",
@"MULTIPOLYGONFROMWKB",
@"NAME_CONST",
@"NOW",
@"NULLIF",
@"NUMGEOMETRIES",
@"NUMINTERIORRINGS",
@"NUMPOINTS",
@"OCT",
@"OCTET_LENGTH",
@"OLD_PASSWORD",
@"ORD",
@"OVERLAPS",
@"PASSWORD",
@"PERIOD_ADD",
@"PERIOD_DIFF",
@"PI",
@"POINT",
@"POINTFROMTEXT",
@"POINTFROMWKB",
@"POINTN",
@"POINTONSURFACE",
@"POLYFROMTEXT",
@"POLYFROMWKB",
@"POLYGON",
@"POLYGONFROMTEXT",
@"POLYGONFROMWKB",
@"POSITION",
@"POW",
@"POWER",
@"QUARTER",
@"QUOTE",
@"RADIANS",
@"RAND",
@"RELATED",
@"RELEASE_LOCK",
@"REPEAT",
@"REPLACE",
@"REVERSE",
@"RIGHT",
@"ROUND",
@"ROW_COUNT",
@"RPAD",
@"RTRIM",
@"SCHEMA",
@"SECOND",
@"SEC_TO_TIME",
@"SESSION_USER",
@"SHA",
@"SHA1",
@"SIGN",
@"SIN",
@"SLEEP",
@"SOUNDEX",
@"SPACE",
@"SQRT",
@"SRID",
@"STARTPOINT",
@"STD",
@"STDDEV",
@"STDDEV_POP",
@"STDDEV_SAMP",
@"STRCMP",
@"STR_TO_DATE",
@"SUBDATE",
@"SUBSTR",
@"SUBSTRING",
@"SUBSTRING_INDEX",
@"SUBTIME",
@"SUM",
@"SYMDIFFERENCE",
@"SYSDATE",
@"SYSTEM_USER",
@"TAN",
@"TIME",
@"TIMEDIFF",
@"TIMESTAMP",
@"TIMESTAMPADD",
@"TIMESTAMPDIFF",
@"TIME_FORMAT",
@"TIME_TO_SEC",
@"TOUCHES",
@"TO_DAYS",
@"TRIM",
@"TRUNCATE",
@"UCASE",
@"UNCOMPRESS",
@"UNCOMPRESSED_LENGTH",
@"UNHEX",
@"UNIQUE_USERS",
@"UNIX_TIMESTAMP",
@"UPDATEXML",
@"UPPER",
@"USER",
@"UTC_DATE",
@"UTC_TIME",
@"UTC_TIMESTAMP",
@"UUID",
@"VARIANCE",
@"VAR_POP",
@"VAR_SAMP",
@"VERSION",
@"WEEK",
@"WEEKDAY",
@"WEEKOFYEAR",
@"WITHIN",
@"YEAR",
@"YEARWEEK",
nil];
}
/*
* Set whether this text view should apply the indentation on the current line to new lines.
*/
- (void)setAutoindent:(BOOL)enableAutoindent
{
autoindentEnabled = enableAutoindent;
}
/*
* Retrieve whether this text view applies indentation on the current line to new lines.
*/
- (BOOL)autoindent
{
return autoindentEnabled;
}
/*
* Set whether this text view should not autoindent when the Enter key is used, as opposed
* to the return key. Also catches function-return.
*/
- (void)setAutoindentIgnoresEnter:(BOOL)enableAutoindentIgnoresEnter
{
autoindentIgnoresEnter = enableAutoindentIgnoresEnter;
}
/*
* Retrieve whether this text view should not autoindent when the Enter key is used.
*/
- (BOOL)autoindentIgnoresEnter
{
return autoindentIgnoresEnter;
}
/*
* Set whether this text view should automatically create the matching closing char for ", ', ` and ( chars.
*/
- (void)setAutopair:(BOOL)enableAutopair
{
autopairEnabled = enableAutopair;
}
/*
* Retrieve whether this text view automatically creates the matching closing char for ", ', ` and ( chars.
*/
- (BOOL)autopair
{
return autopairEnabled;
}
/*
* Set whether MySQL Help should be automatically invoked while typing.
*/
- (void)setAutohelp:(BOOL)enableAutohelp
{
autohelpEnabled = enableAutohelp;
}
/*
* Retrieve whether MySQL Help should be automatically invoked while typing.
*/
- (BOOL)autohelp
{
return autohelpEnabled;
}
/*
* Set whether SQL keywords should be automatically uppercased.
*/
- (void)setAutouppercaseKeywords:(BOOL)enableAutouppercaseKeywords
{
autouppercaseKeywordsEnabled = enableAutouppercaseKeywords;
}
/*
* Retrieve whether SQL keywords should be automatically uppercased.
*/
- (BOOL)autouppercaseKeywords
{
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.
*/
- (void)autoHelp
{
if(![prefs boolForKey:@"CustomQueryAutohelp"]) return;
// If selection show Help for it
if([self selectedRange].length)
{
[[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] performSelector:@selector(showHelpForCurrentWord:) withObject:self afterDelay:0.1];
return;
}
// Otherwise show Help if caret is not inside quotes
long cursorPosition = [self selectedRange].location;
if (cursorPosition >= [[self string] length]) cursorPosition--;
if(cursorPosition > -1 && (![[self textStorage] attribute:kQuote atIndex:cursorPosition effectiveRange:nil]||[[self textStorage] attribute:kSQLkeyword atIndex:cursorPosition effectiveRange:nil]))
[[[[self window] delegate] valueForKeyPath:@"customQueryInstance"] performSelector:@selector(showHelpForCurrentWord:) withObject:self afterDelay:0.1];
}
/*
* Syntax Highlighting.
*
* (The main bottleneck is the [NSTextStorage addAttribute:value:range:] method - the parsing itself is really fast!)
* Some sample code from Andrew Choi ( http://members.shaw.ca/akochoi-old/blog/2003/11-09/index.html#3 ) has been reused.
*/
- (void)doSyntaxHighlighting
{
NSTextStorage *textStore = [self textStorage];
NSRange textRange;
// If text larger than SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING
// do highlighting partly (max SP_SYNTAX_HILITE_BIAS*2).
// The approach is to take the middle position of the current view port
// and highlight only ±SP_SYNTAX_HILITE_BIAS of that middle position
// considering of line starts resp. ends
if([[self string] length] > SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING)
{
// Cancel all doSyntaxHighlighting requests
[NSObject cancelPreviousPerformRequestsWithTarget:self
selector:@selector(doSyntaxHighlighting)
object:nil];
// Get the text range currently displayed in the view port
NSRect visibleRect = [[[self enclosingScrollView] contentView] documentVisibleRect];
NSRange visibleRange = [[self layoutManager] glyphRangeForBoundingRectWithoutAdditionalLayout:visibleRect inTextContainer:[self textContainer]];
if(!visibleRange.length) return;
// Take roughly the middle position in the current view port
int curPos = visibleRange.location+(int)(visibleRange.length/2);
int strlength = [[self string] length];
// get the last line to parse due to SP_SYNTAX_HILITE_BIAS
int end = curPos + SP_SYNTAX_HILITE_BIAS;
if (end > strlength )
{
end = strlength;
} else {
while(end < strlength)
{
if([[self string] characterAtIndex:end]=='\n')
break;
end++;
}
}
// get the first line to parse due to SP_SYNTAX_HILITE_BIAS
int start = end - (SP_SYNTAX_HILITE_BIAS*2);
if (start > 0)
while(start>-1)
{
if([[self string] characterAtIndex:start]=='\n')
break;
start--;
}
else
start = 0;
textRange = NSMakeRange(start, end-start);
// only to be sure that nothing went wrongly
textRange = NSIntersectionRange(textRange, NSMakeRange(0, [textStore length]));
if (!textRange.length)
return;
} else {
// If text size is less SP_TEXT_SIZE_TRIGGER_FOR_PARTLY_PARSING
// process syntax highlighting for the entire text view buffer
textRange = NSMakeRange(0,[[self string] length]);
}
NSColor *tokenColor;
NSColor *commentColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorCommentColor"]] retain];//[NSColor colorWithDeviceRed:0.000 green:0.455 blue:0.000 alpha:1.000];
NSColor *quoteColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorQuoteColor"]] retain];//[NSColor colorWithDeviceRed:0.769 green:0.102 blue:0.086 alpha:1.000];
NSColor *keywordColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorSQLKeywordColor"]] retain];//[NSColor colorWithDeviceRed:0.200 green:0.250 blue:1.000 alpha:1.000];
NSColor *backtickColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorBacktickColor"]] retain];//[NSColor colorWithDeviceRed:0.0 green:0.0 blue:0.658 alpha:1.000];
NSColor *numericColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorNumericColor"]] retain];//[NSColor colorWithDeviceRed:0.506 green:0.263 blue:0.0 alpha:1.000];
NSColor *variableColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorVariableColor"]] retain];//[NSColor colorWithDeviceRed:0.5 green:0.5 blue:0.5 alpha:1.000];
NSColor *textColor = [[NSUnarchiver unarchiveObjectWithData:[prefs dataForKey:@"CustomQueryEditorTextColor"]] retain];//[NSColor colorWithDeviceRed:0.5 green:0.5 blue:0.5 alpha:1.000];
BOOL autouppercaseKeywords = [prefs boolForKey:@"CustomQueryAutouppercaseKeywords"];
unsigned long tokenEnd, token;
NSRange tokenRange;
//first remove the old colors and kQuote
[textStore removeAttribute:NSForegroundColorAttributeName range:textRange];
[textStore removeAttribute:kQuote range:textRange];
[textStore removeAttribute:kLEXToken range:textRange];
//initialise flex
yyuoffset = textRange.location; yyuleng = 0;
yy_switch_to_buffer(yy_scan_string([[[self string] substringWithRange:textRange] UTF8String]));
//now loop through all the tokens
while (token=yylex()){
switch (token) {
case SPT_SINGLE_QUOTED_TEXT:
case SPT_DOUBLE_QUOTED_TEXT:
tokenColor = quoteColor;
break;
case SPT_BACKTICK_QUOTED_TEXT:
tokenColor = backtickColor;
break;
case SPT_RESERVED_WORD:
tokenColor = keywordColor;
break;
case SPT_NUMERIC:
tokenColor = numericColor;
break;
case SPT_COMMENT:
tokenColor = commentColor;
break;
case SPT_VARIABLE:
tokenColor = variableColor;
break;
case SPT_WHITESPACE:
tokenColor = nil;
break;
default:
tokenColor = textColor;
}
if (!tokenColor) continue;
tokenRange = NSMakeRange(yyuoffset, yyuleng);
// make sure that tokenRange is valid (and therefore within textRange)
// otherwise a bug in the lex code could cause the the TextView to crash
tokenRange = NSIntersectionRange(tokenRange, textRange);
if (!tokenRange.length) continue;
// If the current token is marked as SQL keyword, uppercase it if required.
tokenEnd = tokenRange.location+tokenRange.length-1;
// Check the end of the token
if (autouppercaseKeywords && !delBackwardsWasPressed
&& [[self textStorage] attribute:kSQLkeyword atIndex:tokenEnd effectiveRange:nil])
// check if next char is not a kSQLkeyword or current kSQLkeyword is at the end;
// if so then upper case keyword if not already done
// @try catch() for catching valid index esp. after deleteBackward:
{
NSString* curTokenString = [[self string] substringWithRange:tokenRange];
BOOL doIt = NO;
@try
{
doIt = ![[self textStorage] attribute:kSQLkeyword atIndex:tokenEnd+1 effectiveRange:nil];
} @catch(id ae) { doIt = YES; }
if(doIt && ![[curTokenString uppercaseString] isEqualToString:curTokenString])
{
// Register it for undo works only partly for now, at least the uppercased keyword will be selected
[self shouldChangeTextInRange:tokenRange replacementString:[curTokenString uppercaseString]];
[self replaceCharactersInRange:tokenRange withString:[curTokenString uppercaseString]];
}
}
[textStore addAttribute: NSForegroundColorAttributeName
value: tokenColor
range: tokenRange ];
// Add an attribute to be used in the auto-pairing (keyDown:)
// to disable auto-pairing if caret is inside of any token found by lex.
// For discussion: maybe change it later (only for quotes not keywords?)
if(token < 6)
[textStore addAttribute: kLEXToken
value: kLEXTokenValue
range: tokenRange ];
// Mark each SQL keyword for auto-uppercasing and do it for the next textStorageDidProcessEditing: event.
// Performing it one token later allows words which start as reserved keywords to be entered.
if(token == SPT_RESERVED_WORD)
[textStore addAttribute: kSQLkeyword
value: kValue
range: tokenRange ];
// Add an attribute to be used to distinguish quotes from keywords etc.
// used e.g. in completion suggestions
else if(token < 4)
[textStore addAttribute: kQuote
value: kQuoteValue
range: tokenRange ];
//distinguish backtick quoted word for completion
else if(token == SPT_BACKTICK_QUOTED_TEXT)
[textStore addAttribute: kBTQuote
value: kBTQuoteValue
range: tokenRange ];
}
}
#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.
*/
- (void)textStorageDidProcessEditing:(NSNotification *)notification
{
NSTextStorage *textStore = [notification object];
//make sure that the notification is from the correct textStorage object
if (textStore!=[self textStorage]) return;
[NSObject cancelPreviousPerformRequestsWithTarget:self
selector:@selector(doSyntaxHighlighting)
object:nil];
[self doSyntaxHighlighting];
}
/*
* Show only setable modes in the font panel
*/
- (unsigned int)validModesForFontPanel:(NSFontPanel *)fontPanel
{
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 )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