// // $Id: SPNarrowDownCompletion.m 744 2009-05-22 20:00:00Z bibiko $ // // SPGrowlController.m // sequel-pro // // Created by Hans-J. Bibiko on May 14, 2009. // // This class is based on TextMate's TMDIncrementalPopUp implementation // (Dialog plugin) written by Joachim Mårtensson, Allan Odgaard, and H.-J. Bibiko. // see license: http://svn.textmate.org/trunk/LICENSE // // 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 #import #import "SPNarrowDownCompletion.h" #import "ImageAndTextCell.h" #import "SPQueryController.h" #import "RegexKitLite.h" #import "SPTextView.h" #pragma mark - #pragma mark attribute definition #define kSPAutoCompletePlaceholderName @"Placeholder" #define kSPAutoCompletePlaceholderVal @"placholder" @interface NSTableView (MovingSelectedRow) - (BOOL)SP_NarrowDownCompletion_canHandleEvent:(NSEvent*)anEvent; @end @interface SPNarrowDownCompletion (Private) - (NSRect)rectOfMainScreen; - (NSString*)filterString; - (void)setupInterface; - (void)filter; - (void)insertAutocompletePlaceholder; - (void)completeAndInsertSnippet; @end @implementation NSTableView (MovingSelectedRow) - (BOOL)SP_NarrowDownCompletion_canHandleEvent:(NSEvent*)anEvent { NSInteger visibleRows = (NSInteger)floor(NSHeight([self visibleRect]) / ([self rowHeight]+[self intercellSpacing].height)) - 1; struct { unichar key; NSInteger rows; } const key_movements[] = { { NSUpArrowFunctionKey, -1 }, { NSDownArrowFunctionKey, +1 }, { NSPageUpFunctionKey, -visibleRows }, { NSPageDownFunctionKey, +visibleRows }, { NSHomeFunctionKey, -(INT_MAX >> 1) }, { NSEndFunctionKey, +(INT_MAX >> 1) }, }; unichar keyCode = 0; if([anEvent type] == NSKeyDown && [[anEvent characters] length] == 1) keyCode = [[anEvent characters] characterAtIndex:0]; for(size_t i = 0; i < (sizeof(key_movements) / sizeof(key_movements[0])); ++i) { if(keyCode == key_movements[i].key) { NSInteger row = MAX(0, MIN([self selectedRow] + key_movements[i].rows, [self numberOfRows]-1)); if(row == 0 && ![[[self delegate] tableView:self selectionIndexesForProposedSelection:[NSIndexSet indexSetWithIndex:row]] containsIndex:0]) { if(visibleRows > 1) [self selectRowIndexes:[NSIndexSet indexSetWithIndex:row+1] byExtendingSelection:NO]; } else { [self selectRowIndexes:[NSIndexSet indexSetWithIndex:row] byExtendingSelection:NO]; } [self scrollRowToVisible:row]; [[self delegate] insertAutocompletePlaceholder]; return YES; } } return NO; } @end @implementation SPNarrowDownCompletion // ============================= // = Setup/tear-down functions = // ============================= - (id)init { maxWindowWidth = 450; if(self = [super initWithContentRect:NSMakeRect(0,0,maxWindowWidth,0) styleMask:NSBorderlessWindowMask backing:NSBackingStoreBuffered defer:YES]) { mutablePrefix = [NSMutableString new]; originalFilterString = [NSMutableString new]; textualInputCharacters = [[NSMutableCharacterSet alphanumericCharacterSet] retain]; caseSensitive = YES; filtered = nil; spaceCounter = 0; currentSyncImage = 0; staticPrefix = nil; suggestions = nil; autocompletePlaceholderWasInserted = NO; prefs = [NSUserDefaults standardUserDefaults]; tableFont = [NSUnarchiver unarchiveObjectWithData:[[NSUserDefaults standardUserDefaults] dataForKey:SPCustomQueryEditorFont]]; [self setupInterface]; syncArrowImages = [[NSArray alloc] initWithObjects: [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_01" ofType:@"tiff"]] autorelease], [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_02" ofType:@"tiff"]] autorelease], [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_03" ofType:@"tiff"]] autorelease], [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_04" ofType:@"tiff"]] autorelease], [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_05" ofType:@"tiff"]] autorelease], [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"sync_arrows_06" ofType:@"tiff"]] autorelease], nil]; } return self; } - (void)dealloc { [NSObject cancelPreviousPerformRequestsWithTarget:self]; if(stateTimer != nil) { [stateTimer invalidate]; [stateTimer release]; } stateTimer = nil; if (staticPrefix) [staticPrefix release]; [mutablePrefix release]; [textualInputCharacters release]; [originalFilterString release]; if(syncArrowImages) [syncArrowImages release]; if(suggestions) [suggestions release]; if (filtered) [filtered release]; [super dealloc]; } - (void)close { closeMe = YES; [theView setCompletionIsOpen:NO]; [super close]; } - (void)updateSyncArrowStatus { // update sync arrow image currentSyncImage++; if(currentSyncImage >= [syncArrowImages count]) currentSyncImage = 0; // check if connection is still querying the db structure timeCounter++; if(timeCounter > 20) { timeCounter = 0; if(![[theView valueForKeyPath:@"mySQLConnection"] isQueryingDatabaseStructure]) { isQueryingDatabaseStructure = NO; if(stateTimer) { [stateTimer invalidate]; [stateTimer release]; stateTimer = nil; if(syncArrowImages) [syncArrowImages release], syncArrowImages = nil; [self performSelectorOnMainThread:@selector(reInvokeCompletion) withObject:nil waitUntilDone:YES]; closeMe = YES; return; } } } [theTableView setNeedsDisplay:YES]; } - (void)reInvokeCompletion { if(stateTimer) { [stateTimer invalidate]; [stateTimer release]; stateTimer = nil; } [theView setCompletionIsOpen:NO]; [self close]; [theView performSelector:@selector(refreshCompletion) withObject:nil afterDelay:0.0]; } - (id)initWithItems:(NSArray*)someSuggestions alreadyTyped:(NSString*)aUserString staticPrefix:(NSString*)aStaticPrefix additionalWordCharacters:(NSString*)someAdditionalWordCharacters caseSensitive:(BOOL)isCaseSensitive charRange:(NSRange)initRange parseRange:(NSRange)parseRange inView:(id)aView dictMode:(BOOL)mode dbMode:(BOOL)theDbMode tabTriggerMode:(BOOL)tabTriggerMode fuzzySearch:(BOOL)fuzzySearch backtickMode:(NSInteger)theBackTickMode withDbName:(NSString*)dbName withTableName:(NSString*)tableName selectedDb:(NSString*)selectedDb caretMovedLeft:(BOOL)caretMovedLeft autoComplete:(BOOL)autoComplete oneColumn:(BOOL)oneColumn isQueryingDBStructure:(BOOL)isQueryingDBStructure { if(self = [self init]) { // Set filter string if (aUserString) { [mutablePrefix appendString:aUserString]; [originalFilterString appendString:aUserString]; } autoCompletionMode = autoComplete; oneColumnMode = oneColumn; isQueryingDatabaseStructure = isQueryingDBStructure; if(isQueryingDatabaseStructure) stateTimer = [[NSTimer scheduledTimerWithTimeInterval:0.07f target:self selector:@selector(updateSyncArrowStatus) userInfo:nil repeats:YES] retain]; fuzzyMode = fuzzySearch; if(fuzzyMode) [theTableView setBackgroundColor:[NSColor colorWithCalibratedRed:0.9f green:0.9f blue:0.9f alpha:1.0f]]; else [theTableView setBackgroundColor:[NSColor whiteColor]]; dbStructureMode = theDbMode; cursorMovedLeft = caretMovedLeft; backtickMode = theBackTickMode; commaInsertionMode = NO; triggerMode = tabTriggerMode; if(aStaticPrefix) staticPrefix = [aStaticPrefix retain]; caseSensitive = isCaseSensitive; theCharRange = initRange; noFilterString = ([aUserString length]) ? NO : YES; theParseRange = parseRange; theView = aView; dictMode = mode; timeCounter = 0; suggestions = [someSuggestions retain]; if(dictMode || oneColumnMode) { [[theTableView tableColumnWithIdentifier:@"image"] setWidth:0]; if(!dictMode) { NSUInteger maxLength = 0; for(id w in someSuggestions) { NSUInteger len = [[w objectForKey:@"display"] length]; if(len>maxLength) maxLength = len; } NSMutableString *dummy = [NSMutableString string]; for(NSUInteger i=0; imaxWindowWidth) ? maxWindowWidth : w; } else { maxWindowWidth = 220; } [[theTableView tableColumnWithIdentifier:@"name"] setWidth:maxWindowWidth]; } currentDb = selectedDb; theDbName = dbName; if(someAdditionalWordCharacters) [textualInputCharacters addCharactersInString:someAdditionalWordCharacters]; } return self; } - (void)setCaretPos:(NSPoint)aPos { caretPos = aPos; NSRect mainScreen = [self rectOfMainScreen]; NSInteger offx = (caretPos.x/mainScreen.size.width) + 1; if((caretPos.x + [self frame].size.width) > (mainScreen.size.width*offx)) caretPos.x = (mainScreen.size.width*offx) - [self frame].size.width - 5; if(caretPos.y >= 0 && caretPos.y < [self frame].size.height) { caretPos.y += [self frame].size.height + ([tableFont pointSize]*1.5); isAbove = YES; } if(caretPos.y < 0 && (mainScreen.size.height-[self frame].size.height) < (caretPos.y*-1)) { caretPos.y += [self frame].size.height + ([tableFont pointSize]*1.5); isAbove = YES; } [self setFrameTopLeftPoint:caretPos]; } - (void)setupInterface { [self setReleasedWhenClosed:YES]; [self setLevel:NSNormalWindowLevel]; [self setHidesOnDeactivate:YES]; [self setHasShadow:YES]; [self setAlphaValue:0.9]; NSScrollView* scrollView = [[[NSScrollView alloc] initWithFrame:NSZeroRect] autorelease]; [scrollView setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable]; [scrollView setAutohidesScrollers:YES]; [scrollView setHasVerticalScroller:YES]; [scrollView setHasHorizontalScroller:NO]; [[scrollView verticalScroller] setControlSize:NSSmallControlSize]; [[scrollView horizontalScroller] setControlSize:NSSmallControlSize]; theTableView = [[[NSTableView alloc] initWithFrame:NSZeroRect] autorelease]; [theTableView setFocusRingType:NSFocusRingTypeNone]; [theTableView setAllowsEmptySelection:YES]; [theTableView setHeaderView:nil]; NSTableColumn *column0 = [[[NSTableColumn alloc] initWithIdentifier:@"image"] autorelease]; [column0 setDataCell:[[NSImageCell new] autorelease]]; [theTableView addTableColumn:column0]; [column0 setMinWidth:0]; [column0 setWidth:20]; NSTableColumn *column1 = [[[NSTableColumn alloc] initWithIdentifier:@"name"] autorelease]; [column1 setEditable:NO]; [theTableView addTableColumn:column1]; [column1 setWidth:170]; NSTableColumn *column3 = [[[NSTableColumn alloc] initWithIdentifier:@"type"] autorelease]; [column3 setEditable:NO]; [theTableView addTableColumn:column3]; [column3 setWidth:139]; NSTableColumn *column2 = [[[NSTableColumn alloc] initWithIdentifier:@"list"] autorelease]; [column2 setEditable:NO]; [theTableView addTableColumn:column2]; [column0 setMinWidth:0]; [column2 setWidth:6]; NSTableColumn *column4 = [[[NSTableColumn alloc] initWithIdentifier:@"path"] autorelease]; [column4 setEditable:NO]; [theTableView addTableColumn:column4]; [column4 setWidth:95]; [theTableView setDataSource:self]; [theTableView setDelegate:self]; [scrollView setDocumentView:theTableView]; [self setContentView:scrollView]; } // ======================== // = TableView DataSource = // ======================== - (NSInteger)numberOfRowsInTableView:(NSTableView *)aTableView { return [filtered count]; } - (NSString *)tableView:(NSTableView *)aTableView toolTipForCell:(id)aCell rect:(NSRectPointer)rect tableColumn:(NSTableColumn *)aTableColumn row:(NSInteger)rowIndex mouseLocation:(NSPoint)mouseLocation { if([[aTableColumn identifier] isEqualToString:@"image"]) { if(isQueryingDatabaseStructure && rowIndex == 0) return NSLocalizedString(@"fetching database structure in progress", @"fetching database structure in progress"); if(!dictMode) { NSString *imageName = [[filtered objectAtIndex:rowIndex] objectForKey:@"image"]; if([imageName hasPrefix:@"dummy"]) return @""; if([imageName hasPrefix:@"table-view"]) return @"view"; if([imageName hasPrefix:@"table"]) return @"table"; if([imageName hasPrefix:@"database"]) return @"database"; if([imageName hasPrefix:@"func"]) return @"function"; if([imageName hasPrefix:@"proc"]) return @"procedure"; if([imageName hasPrefix:@"field"]) return @"field"; } return @""; } else if([[aTableColumn identifier] isEqualToString:@"name"]) { if(isQueryingDatabaseStructure && rowIndex == 0) return NSLocalizedString(@"fetching database structure in progress", @"fetching database structure in progress"); return [[filtered objectAtIndex:rowIndex] objectForKey:@"display"]; } else if ([[aTableColumn identifier] isEqualToString:@"list"] || [[aTableColumn identifier] isEqualToString:@"type"]) { if(isQueryingDatabaseStructure && rowIndex == 0) return NSLocalizedString(@"fetching database structure data in progress", @"fetching database structure data in progress"); if(dictMode) { return @""; } else { if([[filtered objectAtIndex:rowIndex] objectForKey:@"list"]) { NSMutableString *tt = [NSMutableString string]; [tt appendString:([[filtered objectAtIndex:rowIndex] objectForKey:@"type"]) ? [[filtered objectAtIndex:rowIndex] objectForKey:@"type"] : @""]; [tt appendString:@"\n"]; [tt appendString:NSLocalizedString(@"Type Declaration:", @"type declaration header")]; [tt appendString:@"\n"]; [tt appendString:[[filtered objectAtIndex:rowIndex] objectForKey:@"list"]]; return tt; } else { return ([[filtered objectAtIndex:rowIndex] objectForKey:@"type"]) ? [[filtered objectAtIndex:rowIndex] objectForKey:@"type"] : @""; } return @""; } } else if ([[aTableColumn identifier] isEqualToString:@"path"]) { if(isQueryingDatabaseStructure && rowIndex == 0) return NSLocalizedString(@"fetching database structure in progress", @"fetching database structure in progress"); if(dictMode) { return @""; } else { if([[filtered objectAtIndex:rowIndex] objectForKey:@"path"]) { NSMutableString *tt = [NSMutableString string]; [tt setString:NSLocalizedString(@"Schema path:", @"schema path header for completion tooltip")]; BOOL flag = NO; for(id p in [[[filtered objectAtIndex:rowIndex] objectForKey:@"path"] componentsSeparatedByString:SPUniqueSchemaDelimiter]) { if(flag) [tt appendFormat:@"\n• %@",p]; flag=YES; } return tt; } return @""; } } return @""; } - (NSIndexSet *)tableView:(NSTableView *)tableView selectionIndexesForProposedSelection:(NSIndexSet *)proposedSelectionIndexes { if(isQueryingDatabaseStructure && [proposedSelectionIndexes containsIndex:0]) return [tableView selectedRowIndexes]; return proposedSelectionIndexes; } - (id)tableView:(NSTableView *)aTableView objectValueForTableColumn:(NSTableColumn *)aTableColumn row:(NSInteger)rowIndex { NSImage* image = nil; NSString* imageName = nil; if([[aTableColumn identifier] isEqualToString:@"image"]) { if(!dictMode) { if(isQueryingDatabaseStructure && rowIndex == 0) { return [syncArrowImages objectAtIndex:currentSyncImage]; } else { imageName = [[filtered objectAtIndex:rowIndex] objectForKey:@"image"]; if(imageName) image = [NSImage imageNamed:imageName]; return image; } } return @""; } else if([[aTableColumn identifier] isEqualToString:@"name"]) { [[aTableColumn dataCell] setFont:[NSFont systemFontOfSize:12]]; if(isQueryingDatabaseStructure && rowIndex == 0) return @"fetching structure…"; return [[filtered objectAtIndex:rowIndex] objectForKey:@"display"]; } else if ([[aTableColumn identifier] isEqualToString:@"list"]) { if(isQueryingDatabaseStructure && rowIndex == 0) { NSPopUpButtonCell *b = [[NSPopUpButtonCell new] autorelease]; [b setPullsDown:NO]; [b setArrowPosition:NSPopUpNoArrow]; [b setControlSize:NSMiniControlSize]; [b setFont:[NSFont systemFontOfSize:11]]; [b setBordered:NO]; [aTableColumn setDataCell:b]; return @""; } if(dictMode) { return @""; } else { if([[filtered objectAtIndex:rowIndex] objectForKey:@"list"]) { NSPopUpButtonCell *b = [[NSPopUpButtonCell new] autorelease]; [b setPullsDown:NO]; [b setAltersStateOfSelectedItem:NO]; [b setControlSize:NSMiniControlSize]; NSMenu *m = [[NSMenu alloc] init]; NSMenuItem *aMenuItem = [[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"Type Declaration:", @"type declaration header") action:NULL keyEquivalent:@""] autorelease]; [aMenuItem setEnabled:NO]; [m addItem:aMenuItem]; [m addItemWithTitle:[[filtered objectAtIndex:rowIndex] objectForKey:@"list"] action:NULL keyEquivalent:@""]; [b setMenu:m]; [m release]; [b setPreferredEdge:NSMinXEdge]; [b setArrowPosition:NSPopUpArrowAtCenter]; [b setFont:[NSFont systemFontOfSize:11]]; [b setBordered:NO]; [aTableColumn setDataCell:b]; } else { [aTableColumn setDataCell:[[NSTextFieldCell new] autorelease]]; } return @""; } } else if([[aTableColumn identifier] isEqualToString:@"type"]) { if(isQueryingDatabaseStructure && rowIndex == 0) { return @""; } if(dictMode) { return @""; } else { NSTokenFieldCell *b = [[[NSTokenFieldCell alloc] initTextCell:([[filtered objectAtIndex:rowIndex] objectForKey:@"type"]) ? [[filtered objectAtIndex:rowIndex] objectForKey:@"type"] : @""] autorelease]; [b setEditable:NO]; [b setAlignment:NSRightTextAlignment]; [b setFont:[NSFont systemFontOfSize:11]]; [b setDelegate:self]; return b; } } else if ([[aTableColumn identifier] isEqualToString:@"path"]) { if(isQueryingDatabaseStructure && rowIndex == 0) { NSPopUpButtonCell *b = [[NSPopUpButtonCell new] autorelease]; [b setPullsDown:NO]; [b setArrowPosition:NSPopUpNoArrow]; [b setControlSize:NSMiniControlSize]; [b setFont:[NSFont systemFontOfSize:11]]; [b setBordered:NO]; [aTableColumn setDataCell:b]; return @""; } if(dictMode) { return @""; } else { if([[filtered objectAtIndex:rowIndex] objectForKey:@"path"]) { NSPopUpButtonCell *b = [[NSPopUpButtonCell new] autorelease]; [b setPullsDown:NO]; [b setAltersStateOfSelectedItem:NO]; [b setControlSize:NSMiniControlSize]; NSMenu *m = [[NSMenu alloc] init]; for(id p in [[[[[filtered objectAtIndex:rowIndex] objectForKey:@"path"] componentsSeparatedByString:SPUniqueSchemaDelimiter] reverseObjectEnumerator] allObjects]) [m addItemWithTitle:p action:NULL keyEquivalent:@""]; if([m numberOfItems]>2) { [m removeItemAtIndex:[m numberOfItems]-1]; [m removeItemAtIndex:0]; } [b setMenu:m]; [m release]; [b setPreferredEdge:NSMinXEdge]; [b setArrowPosition:([m numberOfItems]>1) ? NSPopUpArrowAtCenter : NSPopUpNoArrow]; [b setFont:[NSFont systemFontOfSize:11]]; [b setBordered:NO]; [aTableColumn setDataCell:b]; } else { [aTableColumn setDataCell:[[NSTextFieldCell new] autorelease]]; } return @""; } } return [filtered objectAtIndex:rowIndex]; } // ====================================================================================== // = Check if at least one suggestion contains a “ ” - is so allow a “ ” to be typed in = // ====================================================================================== - (void)checkSpaceForAllowedCharacter { [textualInputCharacters removeCharactersInString:@" "]; if(autoCompletionMode) return; if(spaceCounter < 1) for(id w in filtered){ if([[w objectForKey:@"match"] ?: [w objectForKey:@"display"] rangeOfString:@" "].length && ![w objectForKey:@"noCompletion"]) { [textualInputCharacters addCharactersInString:@" "]; break; } } } // ==================== // = Filter the items = // ==================== - (void)filter { NSMutableArray* newFiltered = [[NSMutableArray alloc] initWithCapacity:5]; if([mutablePrefix length] > 0) { if(dictMode) { NSPredicate* predicate; if(caseSensitive) predicate = [NSPredicate predicateWithFormat:@"match BEGINSWITH %@ OR (match == NULL AND display BEGINSWITH %@)", [self filterString], [self filterString]]; else predicate = [NSPredicate predicateWithFormat:@"match BEGINSWITH[c] %@ OR (match == NULL AND display BEGINSWITH[c] %@)", [self filterString], [self filterString]]; [newFiltered addObjectsFromArray:[suggestions filteredArrayUsingPredicate:predicate]]; for(id w in [[NSSpellChecker sharedSpellChecker] completionsForPartialWordRange:NSMakeRange(0,[[self filterString] length]) inString:[self filterString] language:nil inSpellDocumentWithTag:0]) [newFiltered addObject:[NSDictionary dictionaryWithObjectsAndKeys:w, @"display", nil]]; } else { @try{ if(fuzzyMode) { // eg filter = "inf" this regexp search will be performed: (?i).*?i.*?n.*?f NSMutableString *fuzzyRegexp = [[NSMutableString alloc] initWithCapacity:3]; NSInteger i; unichar c; if(!caseSensitive) [fuzzyRegexp setString:@"(?i)"]; for(i=0; i<[[self filterString] length]; i++) { c = [[self filterString] characterAtIndex:i]; if(c != '`') { if(c == '.') [fuzzyRegexp appendFormat:@".*?%@",SPUniqueSchemaDelimiter]; else if (c == '(' || c == ')' || c == '[' || c == ']' || c == '{' || c == '}') [fuzzyRegexp appendFormat:@".*?\\%c",c]; else [fuzzyRegexp appendFormat:@".*?%c",c]; } } for(id s in suggestions) if([[s objectForKey:@"display"] isMatchedByRegex:fuzzyRegexp] || [[s objectForKey:@"path"] isMatchedByRegex:fuzzyRegexp]) [newFiltered addObject:s]; [fuzzyRegexp release]; } else { NSPredicate* predicate; if(caseSensitive) predicate = [NSPredicate predicateWithFormat:@"match BEGINSWITH %@ OR (match == NULL AND display BEGINSWITH %@)", [self filterString], [self filterString]]; else predicate = [NSPredicate predicateWithFormat:@"match BEGINSWITH[c] %@ OR (match == NULL AND display BEGINSWITH[c] %@)", [self filterString], [self filterString]]; [newFiltered addObjectsFromArray:[suggestions filteredArrayUsingPredicate:predicate]]; } } @catch(id ae) { if(newFiltered) [newFiltered release]; NSLog(@"%@", @"Couldn't filter suggestion due to internal regexp error"); closeMe = YES; return; } } } else { if(!dictMode) [newFiltered addObjectsFromArray:suggestions]; } if(![newFiltered count]) { if(autoCompletionMode) { [newFiltered release]; closeMe = YES; return; } else { if([theView completionWasReinvokedAutomatically]) return; if([[self filterString] hasSuffix:@"."]) { [theView setCompletionWasReinvokedAutomatically:YES]; [theView doCompletionByUsingSpellChecker:dictMode fuzzyMode:fuzzyMode autoCompleteMode:NO]; [newFiltered release]; closeMe = YES; return; } else { [newFiltered addObject:[NSDictionary dictionaryWithObjectsAndKeys:NSLocalizedString(@"No item found", @"no item found message"), @"display", @"", @"noCompletion", nil]]; } } } if(autoCompletionMode && [newFiltered count] == 1 && [[[self filterString] lowercaseString] isEqualToString:[[[newFiltered objectAtIndex:0] objectForKey:@"display"] lowercaseString]]) { [newFiltered release]; closeMe = YES; return; } // if fetching db structure add dummy row for displaying that info on top of the list if(isQueryingDatabaseStructure) [newFiltered insertObject:[NSDictionary dictionaryWithObjectsAndKeys:@"dummy", @"display", @"", @"noCompletion", nil] atIndex:0]; NSPoint old = NSMakePoint([self frame].origin.x, [self frame].origin.y + [self frame].size.height); NSInteger displayedRows = [newFiltered count] < SPNarrowDownCompletionMaxRows ? [newFiltered count] : SPNarrowDownCompletionMaxRows; CGFloat newHeight = ([theTableView rowHeight] + [theTableView intercellSpacing].height) * ((displayedRows) ? displayedRows : 1); if(caretPos.y >= 0 && (isAbove || caretPos.y < newHeight)) { isAbove = YES; old.y = caretPos.y + newHeight + ([tableFont pointSize]*1.5); } if(caretPos.y < 0 && (isAbove || ([self rectOfMainScreen].size.height-newHeight) < (caretPos.y*-1))) old.y = caretPos.y + newHeight + ([tableFont pointSize]*1.5); // newHeight is currently the new height for theTableView, but we need to resize the whole window // so here we use the difference in height to find the new height for the window [self setFrame:NSMakeRect(old.x, old.y-newHeight, maxWindowWidth, newHeight) display:YES]; if (filtered) [filtered release]; filtered = [newFiltered retain]; [newFiltered release]; if(!dictMode) [self checkSpaceForAllowedCharacter]; [theTableView reloadData]; [theTableView selectRowIndexes:[NSIndexSet indexSetWithIndex:(isQueryingDatabaseStructure)?1:0] byExtendingSelection:NO]; } // ========================= // = Convenience functions = // ========================= - (NSString*)filterString { return staticPrefix ? [staticPrefix stringByAppendingString:mutablePrefix] : mutablePrefix; } - (NSRect)rectOfMainScreen { NSRect mainScreen = [[NSScreen mainScreen] frame]; for (NSScreen *candidate in [NSScreen screens]) { if (NSMinX([candidate frame]) == 0.0f && NSMinY([candidate frame]) == 0.0f) { mainScreen = [candidate frame]; } } return mainScreen; } // ============================= // = Run the actual popup-menu = // ============================= - (void)orderFront:(id)sender { [self filter]; if (!closeMe) { [super orderFront:sender]; [self performSelector:@selector(watchUserEvents) withObject:nil afterDelay:0.05]; } else { [self close]; } } - (void)watchUserEvents { [theView setCompletionIsOpen:YES]; closeMe = NO; while(!closeMe) { NSEvent* event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:[NSDate distantFuture] inMode:NSDefaultRunLoopMode dequeue:YES]; if(!event) continue; // Exit if closeMe has been set in the meantime if(closeMe) return; NSEventType t = [event type]; if([theTableView SP_NarrowDownCompletion_canHandleEvent:event]) { // skip the rest } else if(t == NSKeyDown) { NSUInteger flags = [event modifierFlags]; unichar key = [[event characters] length] == 1 ? [[event characters] characterAtIndex:0] : 0; // Check if user pressed ⌥ to allow composing of accented characters. // e.g. for US keyboard "⌥u a" to insert ä if (([event modifierFlags] & (NSShiftKeyMask|NSControlKeyMask|NSAlternateKeyMask|NSCommandKeyMask)) == NSAlternateKeyMask || [[event characters] length] == 0) { if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:YES]; if (autoCompletionMode) { [theView setCompletionIsOpen:NO]; [self close]; [NSApp sendEvent:event]; break; } [NSApp sendEvent: event]; if(commaInsertionMode) break; [mutablePrefix appendString:[event characters]]; theCharRange = NSMakeRange(theCharRange.location, theCharRange.length+[[event characters] length]); theParseRange = NSMakeRange(theParseRange.location, theParseRange.length+[[event characters] length]); [self filter]; } else if((flags & NSAlternateKeyMask) || (flags & NSCommandKeyMask)) { [NSApp sendEvent:event]; break; } else if([event keyCode] == 53) // escape { if(flags & NSControlKeyMask) { fuzzyMode = YES; [theTableView setBackgroundColor:[NSColor colorWithCalibratedRed:0.9f green:0.9f blue:0.9f alpha:1.0f]]; [self filter]; } else { if(autoCompletionMode) { if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:YES]; [theView setCompletionIsOpen:NO]; [self close]; break; } if(cursorMovedLeft) [theView performSelector:@selector(moveRight:)]; break; } } else if(key == NSCarriageReturnCharacter || (key == NSTabCharacter && !triggerMode)) { [self completeAndInsertSnippet]; } else if(key == NSBackspaceCharacter || key == NSDeleteCharacter) { if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:NO]; if (autoCompletionMode) { [NSApp sendEvent:event]; break; } [NSApp sendEvent:event]; if([mutablePrefix length] == 0 || commaInsertionMode) break; spaceCounter = 0; [mutablePrefix deleteCharactersInRange:NSMakeRange([mutablePrefix length]-1, 1)]; [originalFilterString deleteCharactersInRange:NSMakeRange([originalFilterString length]-1, 1)]; theCharRange.length--; theParseRange.length--; [self filter]; } else if([textualInputCharacters characterIsMember:key]) { if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:YES]; if (autoCompletionMode) { [theView setCompletionIsOpen:NO]; [self close]; [NSApp sendEvent:event]; return; } [NSApp sendEvent:event]; if(commaInsertionMode) break; if([event keyCode] == 49) // space spaceCounter++; [mutablePrefix appendString:[event characters]]; [originalFilterString appendString:[event characters]]; theCharRange.length++; theParseRange.length++; [self filter]; [self insertAutocompletePlaceholder]; } else { [NSApp sendEvent:event]; if(cursorMovedLeft) [theView performSelector:@selector(moveRight:)]; break; } } else if(t == NSRightMouseDown || t == NSLeftMouseDown) { if(([event clickCount] == 2)) { [self completeAndInsertSnippet]; } else { if(!NSPointInRect([NSEvent mouseLocation], [self frame])) { if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:YES]; if(cursorMovedLeft) [theView performSelector:@selector(moveRight:)]; [NSApp sendEvent:event]; break; } [NSApp sendEvent:event]; } } else { [NSApp sendEvent:event]; } } // If the autocomplete menu is open, but the placeholder is still present, it needs removing. if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:NO]; [theView setCompletionIsOpen:NO]; [self close]; usleep(70); // tiny delay to suppress while continously pressing of ESC overlapping } // ================== // = Action methods = // ================== - (void)insertAutocompletePlaceholder { if([theTableView selectedRow] == -1 || fuzzyMode) return; // Retrieve the current autocompletion length, if any NSUInteger currentAutocompleteLength = theCharRange.length - [originalFilterString length]; // Clear any current placeholder if (autocompletePlaceholderWasInserted) [self removeAutocompletionPlaceholderUsingFastMethod:YES]; // Select the highlighted item in the list of suggestions id cur = [filtered objectAtIndex:[theTableView selectedRow]]; // Ensure it's a valid suggestion and extract the string if ([cur objectForKey:@"noCompletion"]) return; NSString* curMatch = [cur objectForKey:@"match"] ?: [cur objectForKey:@"display"]; if (![curMatch length]) return; // Insert a placeholder for the string in the textview if ([originalFilterString length] < [curMatch length]) { NSUInteger currentSelectionPosition = [theView selectedRange].location; NSString* toInsert = [curMatch substringFromIndex:[originalFilterString length]]; theCharRange.length += [toInsert length] - currentAutocompleteLength; theParseRange.length += [toInsert length]; [theView insertText:[toInsert lowercaseString]]; autocompletePlaceholderWasInserted = YES; // Restore the text selection location, and clearly mark the autosuggested text [theView setSelectedRange:NSMakeRange(currentSelectionPosition, 0)]; NSMutableAttributedStringAddAttributeValueRange([theView textStorage], NSForegroundColorAttributeName, [[theView otherTextColor] colorWithAlphaComponent:0.3], NSMakeRange(currentSelectionPosition, [toInsert length])); NSMutableAttributedStringAddAttributeValueRange([theView textStorage], kSPAutoCompletePlaceholderName, kSPAutoCompletePlaceholderVal, NSMakeRange(currentSelectionPosition, [toInsert length])); [self checkSpaceForAllowedCharacter]; } } - (void)removeAutocompletionPlaceholderUsingFastMethod:(BOOL)useFastMethod { if (!autocompletePlaceholderWasInserted) return; if (useFastMethod) { [theView setSelectedRange:theCharRange]; [theView insertText:originalFilterString]; } else { NSRange attributeResultRange = NSMakeRange(0, 0); NSUInteger scanPosition = 0; NSUInteger currentLength; [[theView textStorage] beginEditing]; while (1) { currentLength = [[theView textStorage] length]; if (scanPosition == currentLength) break; // Perform a search for the attribute, capturing the range of the [non]match if ([[theView textStorage] attribute:kSPAutoCompletePlaceholderName atIndex:scanPosition longestEffectiveRange:&attributeResultRange inRange:NSMakeRange(scanPosition, currentLength-scanPosition)]) { // A match was found - attributeResultRange contains the range of the attributed string [[theView textStorage] deleteCharactersInRange:attributeResultRange]; } else { // No match was found. attributeResultRange contains the range of the no match - this can be // checked to see whether a match is inside the full range. if (scanPosition + attributeResultRange.length == currentLength) break; // A match was found - retrieve the location NSUInteger matchStart = attributeResultRange.location+attributeResultRange.length; if ([[theView textStorage] attribute:kSPAutoCompletePlaceholderName atIndex:matchStart longestEffectiveRange:&attributeResultRange inRange:NSMakeRange(matchStart, currentLength - matchStart)]) { [[theView textStorage] deleteCharactersInRange:attributeResultRange]; } } scanPosition = attributeResultRange.location; } [[theView textStorage] endEditing]; } autocompletePlaceholderWasInserted = NO; } - (void)insert_text:(NSString* )aString { // Ensure that theCharRange is valid if(NSMaxRange(theCharRange) > [[theView string] length]) theCharRange = NSIntersectionRange(NSMakeRange(0,[[theView string] length]), theCharRange); NSRange r = [theView selectedRange]; if(r.length) [theView setSelectedRange:r]; else [theView setSelectedRange:theCharRange]; [theView insertText:aString]; // If completion string contains backticks move caret out of the backticks if(backtickMode && !triggerMode) [theView performSelector:@selector(moveRight:)]; // If it's a function or procedure append () and if a argument list can be retieved insert them as snippets else if([prefs boolForKey:SPCustomQueryFunctionCompletionInsertsArguments] && ([[[filtered objectAtIndex:[theTableView selectedRow]] objectForKey:@"image"] hasPrefix:@"func"] || [[[filtered objectAtIndex:[theTableView selectedRow]] objectForKey:@"image"] hasPrefix:@"proc"]) && ![aString hasSuffix:@")"]) { NSString *functionArgumentSnippet = [NSString stringWithFormat:@"(%@)", [[SPQueryController sharedQueryController] argumentSnippetForFunction:aString]]; [theView insertAsSnippet:functionArgumentSnippet atRange:[theView selectedRange]]; if([functionArgumentSnippet length] == 2) [theView performSelector:@selector(moveLeft:)]; } } - (void)completeAndInsertSnippet { if([theTableView selectedRow] == -1) return; NSDictionary *selectedItem = [filtered objectAtIndex:[theTableView selectedRow]]; if([selectedItem objectForKey:@"noCompletion"]) { closeMe = YES; return; } if(dictMode){ [self insert_text:[selectedItem objectForKey:@"match"] ?: [selectedItem objectForKey:@"display"]]; } else { NSString* candidateMatch = [selectedItem objectForKey:@"match"] ?: [selectedItem objectForKey:@"display"]; if([selectedItem objectForKey:@"isRef"] && ([[NSApp currentEvent] modifierFlags] & (NSShiftKeyMask)) && [[selectedItem objectForKey:@"path"] length]) { NSString *path = [[[selectedItem objectForKey:@"path"] componentsSeparatedByString:SPUniqueSchemaDelimiter] componentsJoinedByPeriodAndBacktickQuotedAndIgnoreFirst]; // Check if path's db name is the current selected db name NSRange r = [path rangeOfString:[currentDb backtickQuotedString] options:NSCaseInsensitiveSearch range:NSMakeRange(0, [[currentDb backtickQuotedString] length])]; theCharRange = theParseRange; backtickMode = 0; // suppress move the caret one step rightwards if(path && [path length] && r.length) { [self insert_text:[path substringFromIndex:r.length+1]]; } else { [self insert_text:path]; } } else { // Is completion string a schema name for current connection if([selectedItem objectForKey:@"isRef"]) { backtickMode = 0; // suppress move the caret one step rightwards [self insert_text:[candidateMatch backtickQuotedString]]; } else { [self insert_text:candidateMatch]; } } } // Pressing CTRL while inserting an item the suggestion list keeps open // to allow to add more field/table names comma separated if([selectedItem objectForKey:@"isRef"] && [[NSApp currentEvent] modifierFlags] & (NSControlKeyMask)) { [theView insertText:@", "]; theCharRange = [theView selectedRange]; theParseRange = [theView selectedRange]; commaInsertionMode = YES; } else { closeMe = YES; } } - (void)adjustWorkingRangeByDelta:(NSInteger)delta { theCharRange.location += delta; theParseRange.location += delta; } @end