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/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
This file is part of Notational Velocity.
Notational Velocity 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 3 of the License, or
(at your option) any later version.
Notational Velocity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Notational Velocity. If not, see <>. */
#import "UnifiedCell.h"
#import "NoteObject.h"
#import "NotesTableView.h"
#import "GlobalPrefs.h"
#import "NSBezierPath_NV.h"
#import "NSString_CustomTruncation.h"
#import "NoteAttributeColumn.h"
@implementation UnifiedCell
- (id)init {
if ([super init]) {
//should be handled by NSParagraphStyle in our string, as it is more complex than this
// [self setLineBreakMode:NSLineBreakByTruncatingTail];
if (IsLeopardOrLater)
[self setTruncatesLastVisibleLine:YES];
[self setEditable:YES];
return self;
- (void)dealloc {
[super dealloc];
#if 0
//changes will hereafter affect all field editors for the window; do not want
- (NSText *)setUpFieldEditorAttributes:(NSText *)textObj {
NSTextView *tv = (NSTextView *)[super setUpFieldEditorAttributes:textObj];
[tv setTextContainerInset:NSMakeSize(-2,-2)];
NSTextContainer *tc = [tv textContainer];
[tc setContainerSize:NSMakeSize(1.0e7, 1.0e7)];
[tc setWidthTracksTextView:NO];
[tc setHeightTracksTextView:NO];
[tv setMinSize:[tv frame].size];
[tv setMaxSize:NSMakeSize(1.0e7, [tv frame].size.height)];
[tv setHorizontallyResizable:YES];
[tv setVerticallyResizable:NO];
[tv setAutoresizingMask:NSViewNotSizable];
return tv;
- (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj
delegate:(id)anObject start:(NSInteger)selStart length:(NSInteger)selLength {
NSRect rect = [(NotesTableView*)controlView lastEventActivatedTagEdit] ? [self nv_tagsRectForFrame:aRect] : [self nv_titleRectForFrame:aRect];
[super selectWithFrame:rect inView:controlView editor:textObj delegate:anObject start:selStart length:selLength];
[controlView setKeyboardFocusRingNeedsDisplayInRect:NSInsetRect([self nv_tagsRectForFrame:aRect], -3, -3)];
- (NSFocusRingType)focusRingType {
return NSFocusRingTypeNone;
- (float)tableFontFrameHeight {
return [(NotesTableView*)[self controlView] tableFontHeight] + 1.0f;
- (NSRect)nv_titleRectForFrame:(NSRect)aFrame {
//fixed based on width of the cell
//height could justifiably vary based on wrapped height of title string-9.0
return NSMakeRect(aFrame.origin.x, aFrame.origin.y, aFrame.size.width, [self tableFontFrameHeight]);
- (NSRect)nv_tagsRectForFrame:(NSRect)frame {
//if no tags, return a default small frame to allow adding them
float fontHeight = [self tableFontFrameHeight];
NSSize size = NSMakeSize(NSWidth(frame), fontHeight);
NSPoint pos = NSMakePoint(NSMinX(frame) + 3.0, (previewIsHidden ? NSMinY(frame) + fontHeight + size.height + 2.0 : NSMaxY(frame) - 2.0) - fontHeight);
return (NSRect){pos, size};
//- (BOOL)isScrollable {
// if ([self isHighlighted] && [(NotesTableView *)[self controlView] currentEditor]) {
// return YES;
// }
// return [super isScrollable];
- (NoteObject*)noteObject {
return noteObject;
- (void)setNoteObject:(NoteObject*)obj {
[noteObject autorelease];
noteObject = [obj retain];
- (void)setPreviewIsHidden:(BOOL)value {
previewIsHidden = value;
+ (NSColor*)dateColorForTint {
static NSColor *color = nil;
static NSControlTint lastTint = -1;
NSControlTint tint = [NSColor currentControlTint];
if (!color || lastTint != tint) {
if (tint == NSBlueControlTint) {
color = [NSColor colorWithCalibratedRed:0.31 green:.494 blue:0.765 alpha:1.0];
} else if (tint == NSGraphiteControlTint) {
color = [NSColor colorWithCalibratedRed:0.498 green:0.525 blue:0.573 alpha:1.0];
} else {
color = [NSColor grayColor];
lastTint = tint;
[color retain];
return color;
static NSShadow* ShadowForSnowLeopard() {
static NSShadow *sh = nil;
if (!sh) {
sh = [[NSShadow alloc] init];
[sh setShadowOffset:NSMakeSize(0,-1)];
[sh setShadowColor:[NSColor colorWithCalibratedWhite:0.15 alpha:0.67]];
[sh setShadowBlurRadius:0.5];
return sh;
NSAttributedString *AttributedStringForSelection(NSAttributedString *str, BOOL withShadow) {
//used to modify the cell's attributed string before display when it is selected
//snow leopard is stricter about applying the default highlight-attributes (e.g., no shadow unless no paragraph formatting)
//so add the shadow here for snow leopard on selected rows
NSRange fullRange = NSMakeRange(0, [str length]);
NSMutableAttributedString *colorFreeStr = [str mutableCopy];
[colorFreeStr removeAttribute:NSForegroundColorAttributeName range:fullRange];
if (withShadow) {
[colorFreeStr addAttribute:NSShadowAttributeName value:ShadowForSnowLeopard() range:NSMakeRange(0, [str length])];
return [colorFreeStr autorelease];
- (NSMutableDictionary*)baseTextAttributes {
static NSMutableParagraphStyle *alignStyle = nil;
if (!alignStyle) {
alignStyle = [[NSMutableParagraphStyle alloc] init];
[alignStyle setAlignment:NSRightTextAlignment];
return [NSMutableDictionary dictionaryWithObjectsAndKeys:alignStyle, NSParagraphStyleAttributeName, [self font], NSFontAttributeName, nil];
- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView {
NotesTableView *tv = (NotesTableView *)controlView;
[super drawWithFrame:cellFrame inView:controlView];
//draw note date and tags
NSMutableDictionary *baseAttrs = [self baseTextAttributes];
BOOL isActive = (IsLeopardOrLater && [tv selectionHighlightStyle] == NSTableViewSelectionHighlightStyleSourceList) ? YES : [tv isActiveStyle];
NSColor *textColor = ([self isHighlighted] && isActive) ? [NSColor whiteColor] : (![self isHighlighted] ? [[self class] dateColorForTint]/*[NSColor grayColor]*/ : nil);
if (textColor)
[baseAttrs setObject:textColor forKey:NSForegroundColorAttributeName];
if (IsSnowLeopardOrLater && [self isHighlighted] && ([tv selectionHighlightStyle] == NSTableViewSelectionHighlightStyleSourceList)) {
[baseAttrs setObject:ShadowForSnowLeopard() forKey:NSShadowAttributeName];
float fontHeight = [tv tableFontHeight];
//if the sort-order is date-created, then show the date on which this note was created; otherwise show date modified.
unsigned int columnsBitmap = [[GlobalPrefs defaultPrefs] tableColumnsBitmap];
if (ColumnIsSet(NoteDateCreatedColumn, columnsBitmap) || ColumnIsSet(NoteDateModifiedColumn, columnsBitmap)) {
BOOL showDateCreated = NO;
if (ColumnIsSet(NoteDateCreatedColumn, columnsBitmap) && ColumnIsSet(NoteDateModifiedColumn, columnsBitmap)) {
showDateCreated = [[[GlobalPrefs defaultPrefs] sortedTableColumnKey] isEqualToString:NoteDateCreatedColumnString];
} else if (ColumnIsSet(NoteDateCreatedColumn, columnsBitmap)) {
showDateCreated = YES;
NSString *dateStr = (showDateCreated ? dateCreatedStringOfNote : dateModifiedStringOfNote)(tv, noteObject, NSNotFound);
[dateStr drawInRect:NSMakeRect(NSMaxX(cellFrame) - 76.0, NSMinY(cellFrame), 70.0, fontHeight) withAttributes:baseAttrs];
if (ColumnIsSet(NoteLabelsColumn, columnsBitmap) && [labelsOfNote(noteObject) length]) {
NSRect rect = [self nv_tagsRectForFrame:cellFrame];
rect.origin.y += fontHeight;
rect = [controlView centerScanRect:rect];
//clip the tags image within the bounds of the cell so that narrow columns look nicer
[NSGraphicsContext saveGraphicsState];
[noteObject drawLabelBlocksInRect:rect rightAlign:!previewIsHidden highlighted:([self isHighlighted] && isActive)];
[NSGraphicsContext restoreGraphicsState];
if ([tv currentEditor] && [self isHighlighted]) {
//needed because the body text is normally not drawn while editing
NSMutableAttributedString *cloneStr = [[self attributedStringValue] mutableCopy];
[cloneStr addAttributes:[NSDictionary dictionaryWithObjectsAndKeys:[self font], NSFontAttributeName, textColor,
NSForegroundColorAttributeName, nil] range:NSMakeRange(0, [cloneStr length])];
[cloneStr addAttributes:LineTruncAttributesForTitle() range:NSMakeRange(0, [titleOfNote(noteObject) length])];
[cloneStr drawWithRect:NSInsetRect([self titleRectForBounds:cellFrame], 2., 0.) options: NSStringDrawingTruncatesLastVisibleLine | NSStringDrawingUsesLineFragmentOrigin];
[cloneStr release];
//draw a slightly different focus ring than what would have been drawn
NSRect rect = [tv lastEventActivatedTagEdit] ? [self nv_tagsRectForFrame:cellFrame] : [self nv_titleRectForFrame:cellFrame];
[NSGraphicsContext saveGraphicsState];
NSBezierPath *path = [NSBezierPath bezierPathWithRect:NSInsetRect(rect, -2, -1)];
//megafocusring casts a shadow both outside and inside
if ([tv lastEventActivatedTagEdit]) {
[path fill];
[path fill];
[NSGraphicsContext restoreGraphicsState];