| /* |
| * File: ATColorTableController.m |
| * Abstract: A controller used by the ATImageTextCell to edit the color property. It is implemented in an abstract enough way to be used by a class other than the cell. |
| * |
| * Version: 1.0 |
| * |
| * Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple |
| * Inc. ("Apple") in consideration of your agreement to the following |
| * terms, and your use, installation, modification or redistribution of |
| * this Apple software constitutes acceptance of these terms. If you do |
| * not agree with these terms, please do not use, install, modify or |
| * redistribute this Apple software. |
| * |
| * In consideration of your agreement to abide by the following terms, and |
| * subject to these terms, Apple grants you a personal, non-exclusive |
| * license, under Apple's copyrights in this original Apple software (the |
| * "Apple Software"), to use, reproduce, modify and redistribute the Apple |
| * Software, with or without modifications, in source and/or binary forms; |
| * provided that if you redistribute the Apple Software in its entirety and |
| * without modifications, you must retain this notice and the following |
| * text and disclaimers in all such redistributions of the Apple Software. |
| * Neither the name, trademarks, service marks or logos of Apple Inc. may |
| * be used to endorse or promote products derived from the Apple Software |
| * without specific prior written permission from Apple. Except as |
| * expressly stated in this notice, no other rights or licenses, express or |
| * implied, are granted by Apple herein, including but not limited to any |
| * patent rights that may be infringed by your derivative works or by other |
| * works in which the Apple Software may be incorporated. |
| * |
| * The Apple Software is provided by Apple on an "AS IS" basis. APPLE |
| * MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION |
| * THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND |
| * OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. |
| * |
| * IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL |
| * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, |
| * MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED |
| * AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), |
| * STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Copyright (C) 2009 Apple Inc. All Rights Reserved. |
| * |
| */ |
| |
| #import "ATColorTableController.h" |
| #import "ATPopupWindow.h" |
| |
| @implementation ATColorTableController |
| |
| + (ATColorTableController *) sharedColorTableController { |
| static ATColorTableController * gSharedColorTableController = nil; |
| |
| if (gSharedColorTableController == nil) { |
| gSharedColorTableController = [[[self class] alloc] initWithNibName:@"ColorTable" bundle:[NSBundle bundleForClass:[self class]]]; |
| } |
| return gSharedColorTableController; |
| } |
| |
| @synthesize delegate = _delegate; |
| @dynamic selectedColor, selectedColorName; |
| |
| - (void) dealloc { |
| [_colorList release]; |
| [_colorNames release]; |
| [_window release]; |
| [super dealloc]; |
| } |
| |
| - (void) loadView { |
| [super loadView]; |
| _colorList = [[NSColorList colorListNamed:@"Crayons"] retain]; |
| _colorNames = [[_colorList allKeys] retain]; |
| [_tableColorList setIntercellSpacing:NSMakeSize(3, 3)]; |
| [_tableColorList setTarget:self]; |
| [_tableColorList setAction:@selector(_tableViewAction:)]; |
| } |
| |
| - (NSColor *) selectedColor { |
| NSString * name = [self selectedColorName]; |
| |
| if (name != nil) { |
| return [_colorList colorWithKey:name]; |
| } else { |
| return nil; |
| } |
| } |
| |
| - (NSString *) selectedColorName { |
| if ([_tableColorList selectedRow] != -1) { |
| return [_colorNames objectAtIndex:[_tableColorList selectedRow]]; |
| } else { |
| return nil; |
| } |
| } |
| |
| - (void) _selectColor:(NSColor *)color { |
| // Search for that color in our list |
| NSInteger row = 0; |
| |
| for (NSString * name in _colorNames) { |
| NSColor * colorInList = [_colorList colorWithKey:name]; |
| if ([color isEqual:colorInList]) { |
| break; |
| } |
| row++; |
| } |
| _updatingSelection = YES; |
| if (row != -1) { |
| [_tableColorList scrollRowToVisible:row]; |
| [_tableColorList selectRowIndexes:[NSIndexSet indexSetWithIndex:row] byExtendingSelection:NO]; |
| } else { |
| [_tableColorList scrollRowToVisible:0]; |
| [_tableColorList selectRowIndexes:[NSIndexSet indexSet] byExtendingSelection:NO]; |
| } |
| _updatingSelection = NO; |
| } |
| |
| - (void) _createWindowIfNeeded { |
| if (_window == nil) { |
| NSRect viewFrame = self.view.frame; |
| // Create and setup our window |
| _window = [[ATPopupWindow alloc] initWithContentRect:viewFrame styleMask:NSBorderlessWindowMask backing:NSBackingStoreBuffered defer:NO]; |
| [_window setReleasedWhenClosed:NO]; |
| [_window setLevel:NSPopUpMenuWindowLevel]; |
| [_window setHasShadow:YES]; |
| [[_window contentView] addSubview:self.view]; |
| [_window makeFirstResponder:_tableColorList]; |
| |
| // Make the window have a clear color and be non-opaque for our pop-up animation |
| [_window setBackgroundColor:[NSColor clearColor]]; |
| [_window setOpaque:NO]; |
| } |
| } |
| |
| - (void) _windowClosed:(NSNotification *)note { |
| if (_eventMonitor) { |
| [NSEvent removeMonitor:_eventMonitor]; |
| _eventMonitor = nil; |
| } |
| [[NSNotificationCenter defaultCenter] removeObserver:self name:NSWindowWillCloseNotification object:_window]; |
| [[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationDidResignActiveNotification object:nil]; |
| } |
| |
| - (void) _closeAndSendAction:(BOOL)sendAction { |
| [_window close]; |
| if (sendAction) { |
| if ([self.delegate respondsToSelector:@selector(colorTableController:didChooseColor:named:)]) { |
| [self.delegate colorTableController:self didChooseColor:self.selectedColor named:self.selectedColorName]; |
| } |
| } else { |
| if ([self.delegate respondsToSelector:@selector(didCancelColorTableController:)]) { |
| [self.delegate didCancelColorTableController:self]; |
| } |
| } |
| } |
| |
| - (void) _windowShouldClose:(NSNotification *)note { |
| [self _closeAndSendAction:NO]; |
| } |
| |
| - (void) editColor:(NSColor *)color locatedAtScreenRect:(NSRect)rect { |
| [self _createWindowIfNeeded]; |
| [self _selectColor:color]; |
| NSPoint origin = rect.origin; |
| NSRect windowFrame = [_window frame]; |
| // The origin is the lower left; subtract the window's height |
| origin.y -= NSHeight(windowFrame); |
| // Center the popup window under the rect |
| origin.y += floor(NSHeight(rect) / 3.0); |
| origin.x -= floor(NSWidth(windowFrame) / 2.0); |
| origin.x += floor(NSWidth(rect) / 2.0); |
| |
| [_window setFrameOrigin:origin]; |
| [_window popup]; |
| |
| // Add some watches on the window and application |
| [[NSNotificationCenter defaultCenter] addObserver:self |
| selector:@selector(_windowClosed:) |
| name:NSWindowWillCloseNotification |
| object:_window]; |
| |
| [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_windowShouldClose:) name:NSApplicationDidResignActiveNotification object:nil]; |
| |
| // Start watching events to figure out when to close the window |
| NSAssert(_eventMonitor == nil, @"_eventMonitor should not be created yet"); |
| _eventMonitor = [NSEvent addLocalMonitorForEventsMatchingMask:NSLeftMouseDownMask | NSRightMouseDownMask | NSOtherMouseDownMask | NSKeyDownMask handler: ^(NSEvent * incomingEvent) { |
| NSEvent * result = incomingEvent; |
| NSWindow * targetWindowForEvent = [incomingEvent window]; |
| if (targetWindowForEvent != _window) { |
| [self _closeAndSendAction:NO]; |
| } else if ([incomingEvent type] == NSKeyDown) { |
| if ([incomingEvent keyCode] == 53) { |
| // Escape |
| [self _closeAndSendAction:NO]; |
| result = nil; // Don't process the event |
| } else if ([incomingEvent keyCode] == 36) { |
| // Enter |
| [self _closeAndSendAction:YES]; |
| result = nil; |
| } |
| } |
| return result; |
| }]; |
| } |
| |
| - (NSInteger) numberOfRowsInTableView:(NSTableView *)tableView { |
| return _colorNames.count; |
| } |
| |
| - (id) tableView:(NSTableView *)tableView objectValueForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row { |
| return [_colorNames objectAtIndex:row]; |
| } |
| |
| - (void) tableView:(NSTableView *)tableView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row { |
| NSColor * color = [_colorList colorWithKey:[_colorNames objectAtIndex:row]]; |
| |
| [cell setColor:color]; |
| } |
| |
| - (void) _tableViewAction:(id)sender { |
| [self _closeAndSendAction:YES]; |
| } |
| |
| @end |
| |
