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/* DesktopView.m |
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* |
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* Copyright (C) 2003 Free Software Foundation, Inc. |
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* |
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* Author: Enrico Sersale <enrico@imago.ro> |
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* Date: August 2001 |
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* |
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* This file is part of the GNUstep GWorkspace application |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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|
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#include <Foundation/Foundation.h> |
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#include <AppKit/AppKit.h> |
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#ifdef GNUSTEP |
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#include "GWLib.h" |
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#include "GWFunctions.h" |
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#include "GWNotifications.h" |
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#else |
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#include <GWorkspace/GWLib.h> |
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#include <GWorkspace/GWFunctions.h> |
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#include <GWorkspace/GWNotifications.h> |
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#endif |
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#include "DesktopView.h" |
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#include "IconViewsIcon.h" |
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#include "GWorkspace.h" |
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#include "GNUstep.h" |
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|
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#ifndef max |
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#define max(a,b) ((a) > (b) ? (a):(b)) |
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#endif |
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|
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#ifndef min |
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#define min(a,b) ((a) < (b) ? (a):(b)) |
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#endif |
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|
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@implementation DesktopView |
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|
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- (void)dealloc |
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{ |
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[[NSNotificationCenter defaultCenter] removeObserver: self]; |
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[self unsetWatchers]; |
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NSZoneFree (NSDefaultMallocZone(), xpositions); |
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NSZoneFree (NSDefaultMallocZone(), ypositions); |
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RELEASE (icons); |
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RELEASE (watchedPaths); |
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TEST_RELEASE (backColor); |
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TEST_RELEASE (imagePath); |
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TEST_RELEASE (backImage); |
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TEST_RELEASE (dragImage); |
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[super dealloc]; |
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} |
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|
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- (id)init |
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{ |
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self = [super init]; |
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|
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if (self) { |
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NSUserDefaults *defaults; |
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NSDictionary *desktopViewPrefs, *colorDict; |
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NSArray *iconsArr; |
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id result; |
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float red, green, blue, alpha; |
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int i; |
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|
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fm = [NSFileManager defaultManager]; |
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gw = [GWorkspace gworkspace]; |
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|
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[self setFrame: [[NSScreen mainScreen] frame]]; |
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|
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gridCoordSel = @selector(gridCoordonatesX:Y:nearestToPoint:); |
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gridCoord = [self methodForSelector: gridCoordSel]; |
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|
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xpositions = NULL; |
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ypositions = NULL; |
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[self makePositions]; |
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|
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watchedPaths = [[NSMutableArray alloc] initWithCapacity: 1]; |
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|
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icons = [[NSMutableArray alloc] initWithCapacity: 1]; |
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|
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defaults = [NSUserDefaults standardUserDefaults]; |
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|
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desktopViewPrefs = [defaults dictionaryForKey: @"desktopviewprefs"]; |
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|
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if (desktopViewPrefs != nil) { |
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colorDict = [desktopViewPrefs objectForKey: @"backcolor"]; |
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if(colorDict == nil) { |
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ASSIGN (backColor, [NSColor colorWithCalibratedRed: 0.49 green: 0.60 blue: 0.73 alpha: 1.00]); |
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} else { |
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red = [[colorDict objectForKey: @"red"] floatValue]; |
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green = [[colorDict objectForKey: @"green"] floatValue]; |
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blue = [[colorDict objectForKey: @"blue"] floatValue]; |
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alpha = [[colorDict objectForKey: @"alpha"] floatValue]; |
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ASSIGN (backColor, [NSColor colorWithCalibratedRed: red green: green blue: blue alpha: alpha]); |
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} |
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|
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result = [desktopViewPrefs objectForKey: @"isimage"]; |
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|
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if((result != nil) && ([result isEqual: @"1"])) { |
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NSString *imPath = [desktopViewPrefs objectForKey: @"imagepath"]; |
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if (imPath != nil) { |
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BOOL isdir; |
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if ([fm fileExistsAtPath: imPath isDirectory: &isdir]) { |
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if (isdir == NO) { |
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NSImage *img = [[NSImage alloc] initWithContentsOfFile: imPath]; |
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if (img != nil) { |
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ASSIGN (imagePath, imPath); |
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ASSIGN (backImage, img); |
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RELEASE (img); |
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} |
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} |
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} |
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} |
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} |
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|
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iconsArr = [desktopViewPrefs objectForKey: @"icons"]; |
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|
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if (iconsArr != nil) { |
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for (i = 0; i < [iconsArr count]; i++) { |
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NSDictionary *idict = [iconsArr objectAtIndex: i]; |
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NSArray *ipaths = [idict objectForKey: @"paths"]; |
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int x = [[idict objectForKey: @"x"] intValue]; |
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int y = [[idict objectForKey: @"y"] intValue]; |
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BOOL canadd = YES; |
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int j; |
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|
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for (j = 0; j < [ipaths count]; j++) { |
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NSString *p = [ipaths objectAtIndex: j]; |
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if ([fm fileExistsAtPath: p] == NO) { |
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canadd = NO; |
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break; |
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} |
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} |
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|
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if (canadd == YES) { |
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[self addIconWithPaths: ipaths atPosition: NSMakePoint(x, y)]; |
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} |
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} |
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} |
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|
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} else { |
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ASSIGN (backColor, [NSColor colorWithCalibratedRed: 0.49 green: 0.60 blue: 0.73 alpha: 1.00]); |
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backImage = nil; |
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imagePath = nil; |
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} |
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|
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isDragTarget = NO; |
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dragImage = nil; |
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|
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[self registerForDraggedTypes: [NSArray arrayWithObject: NSFilenamesPboardType]]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(changeBackColor:) |
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name: GWDesktopViewColorChangedNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(changeBackImage:) |
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name: GWDesktopViewImageChangedNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(unsetBackImage:) |
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name: GWDesktopViewUnsetImageNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(fileSystemWillChange:) |
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name: GWFileSystemWillChangeNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(fileSystemDidChange:) |
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name: GWFileSystemDidChangeNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(watcherNotification:) |
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name: GWFileWatcherFileDidChangeNotification |
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object: nil]; |
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|
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[[NSNotificationCenter defaultCenter] addObserver: self |
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selector: @selector(cellsWidthChanged:) |
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name: GWShelfCellsWidthChangedNotification |
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object: nil]; |
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} |
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|
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return self; |
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} |
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|
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- (void)addIconWithPaths:(NSArray *)iconpaths atPosition:(NSPoint)pos |
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{ |
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DesktopViewIcon *icon; |
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NSString *watched; |
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|
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pos = [self arrangePosition: pos]; |
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if (NSEqualPoints(pos, NSZeroPoint)) { |
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return; |
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} |
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|
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icon = [[DesktopViewIcon alloc] initForPaths: iconpaths |
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atPosition: pos inContainer: self]; |
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watched = [[iconpaths objectAtIndex: 0] stringByDeletingLastPathComponent]; |
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|
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[icons addObject: icon]; |
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[self addSubview: icon]; |
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[self addSubview: [icon myLabel]]; |
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RELEASE (icon); |
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|
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[self resizeWithOldSuperviewSize: [self frame].size]; |
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|
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if ([watchedPaths containsObject: watched] == NO) { |
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[watchedPaths addObject: watched]; |
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[self setWatcherForPath: watched]; |
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} |
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} |
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|
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- (NSArray *)iconsPaths |
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{ |
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NSMutableArray *iconspaths = [NSMutableArray arrayWithCapacity: 1]; |
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int i; |
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|
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for (i = 0; i < [icons count]; i++) { |
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DesktopViewIcon *icon = [icons objectAtIndex: i]; |
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[iconspaths addObject: [icon paths]]; |
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} |
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|
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return iconspaths; |
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} |
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|
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- (NSArray *)icons |
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{ |
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return icons; |
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} |
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|
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- (NSColor *)backColor |
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{ |
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return backColor; |
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} |
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|
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- (void)changeBackColor:(NSNotification *)notification |
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{ |
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NSDictionary *notifdict; |
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float red, green, blue, alpha; |
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|
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notifdict = (NSDictionary *)[notification object]; |
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red = [[notifdict objectForKey: @"red"] floatValue]; |
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green = [[notifdict objectForKey: @"green"] floatValue]; |
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blue = [[notifdict objectForKey: @"blue"] floatValue]; |
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alpha = [[notifdict objectForKey: @"alpha"] floatValue]; |
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ASSIGN (backColor, [NSColor colorWithCalibratedRed: red green: green blue: blue alpha: alpha]); |
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[self setNeedsDisplay: YES]; |
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} |
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|
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- (void)changeBackImage:(NSNotification *)notification |
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{ |
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NSString *imPath = (NSString *)[notification object]; |
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BOOL isdir; |
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|
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DESTROY (backImage); |
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DESTROY (imagePath); |
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|
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if ([fm fileExistsAtPath: imPath isDirectory: &isdir]) { |
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if (isdir == NO) { |
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NSImage *img = [[NSImage alloc] initWithContentsOfFile: imPath]; |
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if (img) { |
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ASSIGN (imagePath, imPath); |
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ASSIGN (backImage, img); |
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RELEASE (img); |
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} |
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} |
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} |
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|
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[self setNeedsDisplay: YES]; |
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} |
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|
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- (NSImage *)shelfBackground |
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{ |
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NSSize size = NSMakeSize([self frame].size.width, 112); |
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NSImage *image = [[NSImage alloc] initWithSize: size]; |
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NSCachedImageRep *rep = [[NSCachedImageRep alloc] initWithSize: size |
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depth: [NSWindow defaultDepthLimit] |
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separate: YES alpha: YES]; |
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|
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[image addRepresentation: rep]; |
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RELEASE (rep); |
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|
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[image lockFocus]; |
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NSCopyBits([[self window] gState], |
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NSMakeRect(0, 0, size.width, size.height), |
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NSMakePoint(0.0, 0.0)); |
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[image unlockFocus]; |
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|
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return AUTORELEASE(image); |
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} |
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|
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- (void)unsetBackImage:(NSNotification *)notification |
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{ |
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DESTROY (backImage); |
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DESTROY (imagePath); |
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[self setNeedsDisplay: YES]; |
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} |
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|
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- (void)fileSystemWillChange:(NSNotification *)notification |
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{ |
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NSDictionary *dict = (NSDictionary *)[notification object]; |
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NSString *operation = [dict objectForKey: @"operation"]; |
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NSString *source = [dict objectForKey: @"source"]; |
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NSArray *files = [dict objectForKey: @"files"]; |
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|
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if (operation == NSWorkspaceMoveOperation |
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|| operation == NSWorkspaceDestroyOperation |
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|| operation == GWorkspaceRenameOperation |
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|| operation == NSWorkspaceRecycleOperation |
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|| operation == GWorkspaceRecycleOutOperation |
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|| operation == GWorkspaceEmptyRecyclerOperation) { |
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|
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NSMutableArray *paths = [NSMutableArray arrayWithCapacity: 1]; |
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NSArray *iconpaths; |
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int i, j, m; |
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|
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for (i = 0; i < [files count]; i++) { |
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NSString *s = [source stringByAppendingPathComponent: [files objectAtIndex: i]]; |
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[paths addObject: s]; |
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} |
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|
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for (i = 0; i < [icons count]; i++) { |
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DesktopViewIcon *icon = [icons objectAtIndex: i]; |
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|
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iconpaths = [icon paths]; |
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|
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for (j = 0; j < [iconpaths count]; j++) { |
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NSString *op = [iconpaths objectAtIndex: j]; |
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|
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for (m = 0; m < [paths count]; m++) { |
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NSString *fp = [paths objectAtIndex: m]; |
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|
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if ([op hasPrefix: fp]) { |
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[icon setLocked: YES]; |
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break; |
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} |
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} |
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} |
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} |
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} |
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} |
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|
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- (void)fileSystemDidChange:(NSNotification *)notification |
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{ |
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NSDictionary *dict = (NSDictionary *)[notification object]; |
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NSString *operation = [dict objectForKey: @"operation"]; |
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NSString *source = [dict objectForKey: @"source"]; |
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NSString *destination = [dict objectForKey: @"destination"]; |
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NSArray *files = [dict objectForKey: @"files"]; |
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int i; |
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|
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if (operation == GWorkspaceRenameOperation) { |
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for (i = 0; i < [icons count]; i++) { |
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DesktopViewIcon *icon = [icons objectAtIndex: i]; |
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if ([icon isSinglePath] == YES) { |
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if ([[[icon paths] objectAtIndex: 0] isEqualToString: source]) { |
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[icon setPaths: [NSArray arrayWithObject: destination]]; |
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[icon setNeedsDisplay: YES]; |
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break; |
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} |
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} |
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} |
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} |
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|
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if (operation == GWorkspaceRenameOperation) { |
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files = [NSArray arrayWithObject: [source lastPathComponent]]; |
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source = [source stringByDeletingLastPathComponent]; |
387 |
} |
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|
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if (operation == NSWorkspaceMoveOperation |
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|| operation == NSWorkspaceDestroyOperation |
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|| operation == GWorkspaceRenameOperation |
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|| operation == NSWorkspaceRecycleOperation |
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|| operation == GWorkspaceRecycleOutOperation |
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|| operation == GWorkspaceEmptyRecyclerOperation) { |
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int i, j, m, count; |
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NSMutableArray *paths = [NSMutableArray arrayWithCapacity: 1]; |
397 |
|
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for (i = 0; i < [files count]; i++) { |
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NSString *s = [source stringByAppendingPathComponent: [files objectAtIndex: i]]; |
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[paths addObject: s]; |
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} |
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|
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count = [icons count]; |
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for (i = 0; i < count; i++) { |
405 |
BOOL deleted = NO; |
406 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
407 |
NSArray *iconpaths = [icon paths]; |
408 |
|
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for (j = 0; j < [iconpaths count]; j++) { |
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NSString *op = [iconpaths objectAtIndex: j]; |
411 |
|
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for (m = 0; m < [paths count]; m++) { |
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NSString *fp = [paths objectAtIndex: m]; |
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|
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if ([op hasPrefix: fp]) { |
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[self removeIcon: icon]; |
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count--; |
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i--; |
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deleted = YES; |
420 |
break; |
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} |
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|
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if (deleted == YES) { |
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break; |
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} |
426 |
|
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} |
428 |
|
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if (deleted == YES) { |
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break; |
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} |
432 |
|
433 |
} |
434 |
} |
435 |
} |
436 |
} |
437 |
|
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- (void)watcherNotification:(NSNotification *)notification |
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{ |
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NSDictionary *notifdict = (NSDictionary *)[notification object]; |
441 |
NSString *path = [notifdict objectForKey: @"path"]; |
442 |
NSString *event = [notifdict objectForKey: @"event"]; |
443 |
BOOL contained = NO; |
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int i; |
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|
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if (event == GWFileCreatedInWatchedDirectory) { |
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return; |
448 |
} |
449 |
|
450 |
for (i = 0; i < [watchedPaths count]; i++) { |
451 |
NSString *wpath = [watchedPaths objectAtIndex: i]; |
452 |
if (([wpath isEqualToString: path]) || (subPathOfPath(path, wpath))) { |
453 |
contained = YES; |
454 |
break; |
455 |
} |
456 |
} |
457 |
|
458 |
if (contained == YES) { |
459 |
id icon; |
460 |
NSArray *ipaths; |
461 |
NSString *ipath; |
462 |
int count = [icons count]; |
463 |
|
464 |
if (event == GWWatchedDirectoryDeleted) { |
465 |
for (i = 0; i < count; i++) { |
466 |
icon = [icons objectAtIndex: i]; |
467 |
ipaths = [icon paths]; |
468 |
ipath = [ipaths objectAtIndex: 0]; |
469 |
|
470 |
if (subPathOfPath(path, ipath)) { |
471 |
[self removeIcon: icon]; |
472 |
count--; |
473 |
i--; |
474 |
} |
475 |
} |
476 |
return; |
477 |
} |
478 |
|
479 |
if (event == GWFileDeletedInWatchedDirectory) { |
480 |
NSArray *files = [notifdict objectForKey: @"files"]; |
481 |
|
482 |
for (i = 0; i < count; i++) { |
483 |
int j; |
484 |
|
485 |
icon = [icons objectAtIndex: i]; |
486 |
ipaths = [icon paths]; |
487 |
|
488 |
if ([ipaths count] == 1) { |
489 |
ipath = [ipaths objectAtIndex: 0]; |
490 |
|
491 |
for (j = 0; j < [files count]; j++) { |
492 |
NSString *fname = [files objectAtIndex: j]; |
493 |
NSString *fullPath = [path stringByAppendingPathComponent: fname]; |
494 |
|
495 |
if ((subPathOfPath(fullPath, ipath)) |
496 |
|| ([ipath isEqualToString: fullPath])) { |
497 |
[self removeIcon: icon]; |
498 |
count--; |
499 |
i--; |
500 |
break; |
501 |
} |
502 |
} |
503 |
|
504 |
} else { |
505 |
|
506 |
for (j = 0; j < [files count]; j++) { |
507 |
NSString *fname = [files objectAtIndex: j]; |
508 |
NSString *fullPath = [path stringByAppendingPathComponent: fname]; |
509 |
BOOL deleted = NO; |
510 |
int m; |
511 |
|
512 |
if (deleted) { |
513 |
break; |
514 |
} |
515 |
|
516 |
ipath = [ipaths objectAtIndex: 0]; |
517 |
if (subPathOfPath(fullPath, ipath)) { |
518 |
[self removeIcon: icon]; |
519 |
count--; |
520 |
i--; |
521 |
break; |
522 |
} |
523 |
|
524 |
for (m = 0; m < [ipaths count]; m++) { |
525 |
ipath = [ipaths objectAtIndex: m]; |
526 |
|
527 |
if ([ipath isEqualToString: fullPath]) { |
528 |
NSMutableArray *newpaths; |
529 |
|
530 |
if ([ipaths count] == 1) { |
531 |
[self removeIcon: icon]; |
532 |
count--; |
533 |
i--; |
534 |
deleted = YES; |
535 |
break; |
536 |
} |
537 |
|
538 |
newpaths = [ipaths mutableCopy]; |
539 |
[newpaths removeObject: ipath]; |
540 |
[icon setPaths: newpaths]; |
541 |
ipaths = [icon paths]; |
542 |
RELEASE (newpaths); |
543 |
} |
544 |
} |
545 |
|
546 |
} |
547 |
} |
548 |
} |
549 |
} |
550 |
} |
551 |
} |
552 |
|
553 |
- (void)setWatchers |
554 |
{ |
555 |
int i; |
556 |
|
557 |
for (i = 0; i < [watchedPaths count]; i++) { |
558 |
[self setWatcherForPath: [watchedPaths objectAtIndex: i]]; |
559 |
} |
560 |
} |
561 |
|
562 |
- (void)setWatcherForPath:(NSString *)path |
563 |
{ |
564 |
[GWLib addWatcherForPath: path]; |
565 |
} |
566 |
|
567 |
- (void)unsetWatchers |
568 |
{ |
569 |
int i; |
570 |
|
571 |
for (i = 0; i < [watchedPaths count]; i++) { |
572 |
[self unsetWatcherForPath: [watchedPaths objectAtIndex: i]]; |
573 |
} |
574 |
} |
575 |
|
576 |
- (void)unsetWatcherForPath:(NSString *)path |
577 |
{ |
578 |
[GWLib removeWatcherForPath: path]; |
579 |
} |
580 |
|
581 |
- (void)cellsWidthChanged:(NSNotification *)notification |
582 |
{ |
583 |
int i; |
584 |
|
585 |
[self makePositions]; |
586 |
|
587 |
for (i = 0; i < [icons count]; i++) { |
588 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
589 |
NSPoint ipos = [icon position]; |
590 |
ipos = [self arrangePosition: ipos]; |
591 |
[icon setPosition: ipos]; |
592 |
} |
593 |
|
594 |
[self resizeWithOldSuperviewSize: [self frame].size]; |
595 |
} |
596 |
|
597 |
- (void)updateIcons |
598 |
{ |
599 |
int i; |
600 |
|
601 |
for (i = 0; i < [icons count]; i++) { |
602 |
[[icons objectAtIndex: i] renewIcon]; |
603 |
} |
604 |
} |
605 |
|
606 |
- (void)saveDefaults |
607 |
{ |
608 |
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults]; |
609 |
NSMutableDictionary *desktopViewPrefs, *colorDict; |
610 |
NSMutableArray *iconsArr; |
611 |
float red, green, blue, alpha; |
612 |
BOOL imgok; |
613 |
int i; |
614 |
|
615 |
colorDict = [NSMutableDictionary dictionaryWithCapacity: 1]; |
616 |
[backColor getRed: &red green: &green blue: &blue alpha: &alpha]; |
617 |
[colorDict setObject: [NSString stringWithFormat: @"%.2f", red] forKey: @"red"]; |
618 |
[colorDict setObject: [NSString stringWithFormat: @"%.2f", green] forKey: @"green"]; |
619 |
[colorDict setObject: [NSString stringWithFormat: @"%.2f", blue] forKey: @"blue"]; |
620 |
[colorDict setObject: [NSString stringWithFormat: @"%.2f", alpha] forKey: @"alpha"]; |
621 |
|
622 |
imgok = NO; |
623 |
if (imagePath != nil) { |
624 |
BOOL isdir; |
625 |
if ([fm fileExistsAtPath: imagePath isDirectory: &isdir]) { |
626 |
if (isdir == NO) { |
627 |
imgok = YES; |
628 |
} |
629 |
} |
630 |
} |
631 |
|
632 |
iconsArr = [NSMutableArray arrayWithCapacity: 1]; |
633 |
for (i = 0; i < [icons count]; i++) { |
634 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
635 |
NSMutableDictionary *iconDict = [NSMutableDictionary dictionaryWithCapacity: 1]; |
636 |
NSString *x; |
637 |
NSString *y; |
638 |
int value; |
639 |
|
640 |
value = [icon position].x; |
641 |
x = [NSString stringWithFormat: @"%i", value]; |
642 |
value = [icon position].y; |
643 |
y = [NSString stringWithFormat: @"%i", value]; |
644 |
|
645 |
[iconDict setObject: [icon paths] forKey: @"paths"]; |
646 |
[iconDict setObject: x forKey: @"x"]; |
647 |
[iconDict setObject: y forKey: @"y"]; |
648 |
|
649 |
[iconsArr addObject: iconDict]; |
650 |
} |
651 |
|
652 |
desktopViewPrefs = [NSMutableDictionary dictionaryWithCapacity: 1]; |
653 |
[desktopViewPrefs setObject: colorDict forKey: @"backcolor"]; |
654 |
if (imgok == YES) { |
655 |
[desktopViewPrefs setObject: imagePath forKey: @"imagepath"]; |
656 |
[desktopViewPrefs setObject: @"1" forKey: @"isimage"]; |
657 |
} else { |
658 |
[desktopViewPrefs setObject: @"0" forKey: @"isimage"]; |
659 |
} |
660 |
[desktopViewPrefs setObject: iconsArr forKey: @"icons"]; |
661 |
[defaults setObject: desktopViewPrefs forKey: @"desktopviewprefs"]; |
662 |
[defaults synchronize]; |
663 |
} |
664 |
|
665 |
- (void)makePositions |
666 |
{ |
667 |
NSRect r; |
668 |
int i; |
669 |
|
670 |
r = [[NSScreen mainScreen] frame]; |
671 |
|
672 |
cellsWidth = [gw shelfCellsWidth]; |
673 |
cellsHeight = 75; |
674 |
|
675 |
xcount = (int)(r.size.width / cellsWidth); |
676 |
ycount = (int)(r.size.height / cellsHeight); |
677 |
|
678 |
if (xpositions != NULL) { |
679 |
NSZoneFree (NSDefaultMallocZone(), xpositions); |
680 |
} |
681 |
xpositions = NSZoneMalloc (NSDefaultMallocZone(), sizeof(float) * xcount); |
682 |
|
683 |
if (ypositions != NULL) { |
684 |
NSZoneFree (NSDefaultMallocZone(), ypositions); |
685 |
} |
686 |
ypositions = NSZoneMalloc (NSDefaultMallocZone(), sizeof(float) * ycount); |
687 |
|
688 |
xpositions[0] = 30; |
689 |
for (i = 1; i < xcount; i++) { |
690 |
xpositions[i] = xpositions[i-1] + cellsWidth; |
691 |
} |
692 |
|
693 |
ypositions[0] = 30; |
694 |
for (i = 1; i < ycount; i++) { |
695 |
ypositions[i] = ypositions[i-1] + cellsHeight; |
696 |
} |
697 |
} |
698 |
|
699 |
- (void)gridCoordonatesX:(float *)x Y:(float *)y nearestToPoint:(NSPoint)p |
700 |
{ |
701 |
float maxx = [self frame].size.width; |
702 |
float maxy = [self frame].size.height; |
703 |
float px = p.x; |
704 |
float py = p.y; |
705 |
float minx = maxx; |
706 |
float miny = maxy; |
707 |
int posx = -1; |
708 |
int posy = -1; |
709 |
int i; |
710 |
|
711 |
for (i = 0; i < xcount; i++) { |
712 |
float dx = max(px, xpositions[i]) - min(px, xpositions[i]); |
713 |
if (dx <= minx) { |
714 |
minx = dx; |
715 |
posx = i; |
716 |
} |
717 |
} |
718 |
|
719 |
for (i = 0; i < ycount; i++) { |
720 |
float dy = max(py, ypositions[i]) - min(py, ypositions[i]); |
721 |
if (dy <= miny) { |
722 |
miny = dy; |
723 |
posy = i; |
724 |
} |
725 |
} |
726 |
|
727 |
if ((posx == -1) || (posx == -1)) { |
728 |
*x = 0; |
729 |
*y = 0; |
730 |
return; |
731 |
} |
732 |
|
733 |
*x = xpositions[posx]; |
734 |
*y = ypositions[posy]; |
735 |
} |
736 |
|
737 |
- (void)getOnGridPositionX:(int *)x Y:(int *)y ofPoint:(NSPoint)p |
738 |
{ |
739 |
int i; |
740 |
|
741 |
*x = -1; |
742 |
for (i = 0; i < xcount; i++) { |
743 |
if (xpositions[i] == p.x) { |
744 |
*x = i; |
745 |
break; |
746 |
} |
747 |
} |
748 |
|
749 |
*y = -1; |
750 |
for (i = 0; i < ycount; i++) { |
751 |
if (ypositions[i] == p.y) { |
752 |
*y = i; |
753 |
break; |
754 |
} |
755 |
} |
756 |
} |
757 |
|
758 |
- (NSPoint)firstFreePosition |
759 |
{ |
760 |
int i, j; |
761 |
|
762 |
for (i = 0; i < ycount; i++) { |
763 |
for (j = 0; j < xcount; j++) { |
764 |
NSPoint p = NSMakePoint(xpositions[j], ypositions[i]); |
765 |
if ([self isFreePosition: p]) { |
766 |
return p; |
767 |
} |
768 |
} |
769 |
} |
770 |
|
771 |
return NSMakePoint(0, 0); |
772 |
} |
773 |
|
774 |
- (BOOL)isFreePosition:(NSPoint)pos |
775 |
{ |
776 |
int i; |
777 |
|
778 |
for (i = 0; i < [icons count]; i++) { |
779 |
NSPoint p = [[icons objectAtIndex: i] position]; |
780 |
if (NSEqualPoints(pos, p)) { |
781 |
return NO; |
782 |
} |
783 |
} |
784 |
|
785 |
return YES; |
786 |
} |
787 |
|
788 |
- (NSPoint)arrangePosition:(NSPoint)p |
789 |
{ |
790 |
float px, py; |
791 |
NSPoint newp; |
792 |
int posx; |
793 |
int posy; |
794 |
|
795 |
(*gridCoord)(self, gridCoordSel, &px, &py, p); |
796 |
newp = NSMakePoint(px, py); |
797 |
|
798 |
if (NSEqualPoints(newp, NSZeroPoint)) { |
799 |
return [self firstFreePosition]; |
800 |
} |
801 |
|
802 |
[self getOnGridPositionX: &posx Y: &posy ofPoint: newp]; |
803 |
|
804 |
while ([self isFreePosition: newp] == NO) { |
805 |
posx++; |
806 |
if (posx == xcount) { |
807 |
posx = 0; |
808 |
posy++; |
809 |
} |
810 |
if (posy == ycount) { |
811 |
return [self firstFreePosition]; |
812 |
} |
813 |
|
814 |
newp = NSMakePoint(xpositions[posx], ypositions[posy]); |
815 |
} |
816 |
|
817 |
return newp; |
818 |
} |
819 |
|
820 |
- (void)resizeWithOldSuperviewSize:(NSSize)oldFrameSize |
821 |
{ |
822 |
int i; |
823 |
|
824 |
for (i = 0; i < [icons count]; i++) { |
825 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
826 |
NSPoint p = [icon position]; |
827 |
NSRect r = NSMakeRect(p.x, p.y, 64, 52); |
828 |
[icon setFrame: r]; |
829 |
[self setLabelRectOfIcon: icon]; |
830 |
} |
831 |
|
832 |
[self setNeedsDisplay: YES]; |
833 |
} |
834 |
|
835 |
- (void)drawRect:(NSRect)rect |
836 |
{ |
837 |
[super drawRect: rect]; |
838 |
[backColor set]; |
839 |
NSRectFill(rect); |
840 |
|
841 |
if (backImage != nil) { |
842 |
NSSize imsize = [backImage size]; |
843 |
NSSize scrsize = [[NSScreen mainScreen] frame].size; |
844 |
float px = ((scrsize.width - imsize.width) / 2); |
845 |
float py = ((scrsize.height - imsize.height) / 2); |
846 |
|
847 |
[backImage compositeToPoint: NSMakePoint(px, py) |
848 |
operation: NSCompositeSourceOver]; |
849 |
} |
850 |
|
851 |
if ((dragImage != nil) && ([self isFreePosition: dragPoint])) { |
852 |
NSPoint p = NSMakePoint(dragPoint.x + 8, dragPoint.y); |
853 |
[dragImage dissolveToPoint: p fraction: 0.3]; |
854 |
} |
855 |
} |
856 |
|
857 |
// |
858 |
// IconViewsProtocol |
859 |
// |
860 |
- (void)addIconWithPaths:(NSArray *)iconpaths |
861 |
{ |
862 |
} |
863 |
|
864 |
- (void)removeIcon:(id)anIcon |
865 |
{ |
866 |
DesktopViewIcon *icon = (DesktopViewIcon *)anIcon; |
867 |
NSString *watched = [[[icon paths] objectAtIndex: 0] stringByDeletingLastPathComponent]; |
868 |
|
869 |
if ([watchedPaths containsObject: watched]) { |
870 |
[watchedPaths removeObject: watched]; |
871 |
[self unsetWatcherForPath: watched]; |
872 |
} |
873 |
|
874 |
[[icon myLabel] removeFromSuperview]; |
875 |
[icon removeFromSuperview]; |
876 |
[icons removeObject: icon]; |
877 |
[self resizeWithOldSuperviewSize: [self frame].size]; |
878 |
} |
879 |
|
880 |
- (void)setLabelRectOfIcon:(id)anIcon |
881 |
{ |
882 |
DesktopViewIcon *icon = (DesktopViewIcon *)anIcon; |
883 |
NSTextField *label = [icon myLabel]; |
884 |
float iconwidth = [icon frame].size.width; |
885 |
float labwidth = [label frame].size.width; |
886 |
float labxpos; |
887 |
NSRect labelRect; |
888 |
|
889 |
if(iconwidth > labwidth) { |
890 |
labxpos = [icon frame].origin.x + ((iconwidth - labwidth) / 2); |
891 |
} else { |
892 |
labxpos = [icon frame].origin.x - ((labwidth - iconwidth) / 2); |
893 |
} |
894 |
|
895 |
labelRect = NSMakeRect(labxpos, [icon frame].origin.y - 15, labwidth, 14); |
896 |
[label setFrame: labelRect]; |
897 |
} |
898 |
|
899 |
- (void)unselectOtherIcons:(id)anIcon |
900 |
{ |
901 |
int i; |
902 |
|
903 |
for (i = 0; i < [icons count]; i++) { |
904 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
905 |
if ((icon != anIcon) && ([icon isSelect])) { |
906 |
[icon unselect]; |
907 |
} |
908 |
} |
909 |
} |
910 |
|
911 |
- (void)setShiftClick:(BOOL)value |
912 |
{ |
913 |
} |
914 |
|
915 |
- (void)setCurrentSelection:(NSArray *)paths |
916 |
{ |
917 |
[gw setSelectedPaths: paths fromDesktopView: self]; |
918 |
} |
919 |
|
920 |
- (void)setCurrentSelection:(NSArray *)paths |
921 |
animateImage:(NSImage *)image |
922 |
startingAtPoint:(NSPoint)startp |
923 |
{ |
924 |
[gw setSelectedPaths: paths |
925 |
fromDesktopView: self |
926 |
animateImage: image |
927 |
startingAtPoint: startp]; |
928 |
} |
929 |
|
930 |
- (void)openCurrentSelection:(NSArray *)paths newViewer:(BOOL)newv |
931 |
{ |
932 |
[gw openSelectedPaths: paths newViewer: newv]; |
933 |
} |
934 |
|
935 |
- (NSArray *)currentSelection |
936 |
{ |
937 |
return nil; |
938 |
} |
939 |
|
940 |
- (int)cellsWidth |
941 |
{ |
942 |
return cellsWidth; |
943 |
} |
944 |
|
945 |
- (void)setDelegate:(id)anObject |
946 |
{ |
947 |
delegate = anObject; |
948 |
} |
949 |
|
950 |
- (id)delegate |
951 |
{ |
952 |
return delegate; |
953 |
} |
954 |
|
955 |
@end |
956 |
|
957 |
@implementation DesktopView (DraggingDestination) |
958 |
|
959 |
- (unsigned int)draggingEntered:(id <NSDraggingInfo>)sender |
960 |
{ |
961 |
NSPasteboard *pb = [sender draggingPasteboard]; |
962 |
NSDragOperation sourceDragMask = [sender draggingSourceOperationMask]; |
963 |
|
964 |
if ((sourceDragMask == NSDragOperationCopy) |
965 |
|| (sourceDragMask == NSDragOperationLink)) { |
966 |
return NSDragOperationNone; |
967 |
} |
968 |
|
969 |
if ([[pb types] indexOfObject: NSFilenamesPboardType] != NSNotFound) { |
970 |
float px, py; |
971 |
|
972 |
DESTROY (dragImage); |
973 |
isDragTarget = YES; |
974 |
dragPoint = [sender draggedImageLocation]; |
975 |
(*gridCoord)(self, gridCoordSel, &px, &py, dragPoint); |
976 |
dragPoint = NSMakePoint(px, py); |
977 |
ASSIGN (dragImage, [sender draggedImage]); |
978 |
dragRect = NSMakeRect(dragPoint.x + 8, dragPoint.y, [dragImage size].width, [dragImage size].height); |
979 |
return NSDragOperationAll; |
980 |
} |
981 |
|
982 |
isDragTarget = NO; |
983 |
return NSDragOperationNone; |
984 |
} |
985 |
|
986 |
- (unsigned int)draggingUpdated:(id <NSDraggingInfo>)sender |
987 |
{ |
988 |
NSDragOperation sourceDragMask; |
989 |
NSPoint p; |
990 |
|
991 |
sourceDragMask = [sender draggingSourceOperationMask]; |
992 |
|
993 |
if ((sourceDragMask == NSDragOperationCopy) |
994 |
|| (sourceDragMask == NSDragOperationLink)) { |
995 |
return NSDragOperationNone; |
996 |
} |
997 |
|
998 |
p = [sender draggedImageLocation]; |
999 |
if (NSEqualPoints(dragPoint, p) == NO) { |
1000 |
float px, py; |
1001 |
|
1002 |
if ([self isFreePosition: dragPoint]) { |
1003 |
[self setNeedsDisplayInRect: dragRect]; |
1004 |
} |
1005 |
dragPoint = NSMakePoint(p.x, p.y); |
1006 |
(*gridCoord)(self, gridCoordSel, &px, &py, dragPoint); |
1007 |
dragPoint = NSMakePoint(px, py); |
1008 |
|
1009 |
if ([self isFreePosition: dragPoint]) { |
1010 |
dragRect = NSMakeRect(dragPoint.x + 8, dragPoint.y, [dragImage size].width, [dragImage size].height); |
1011 |
if (dragImage == nil) { |
1012 |
ASSIGN (dragImage, [sender draggedImage]); |
1013 |
} |
1014 |
[self setNeedsDisplayInRect: dragRect]; |
1015 |
|
1016 |
} else { |
1017 |
if (dragImage != nil) { |
1018 |
DESTROY (dragImage); |
1019 |
} |
1020 |
return NSDragOperationNone; |
1021 |
} |
1022 |
} |
1023 |
|
1024 |
return NSDragOperationAll; |
1025 |
} |
1026 |
|
1027 |
- (void)draggingExited:(id <NSDraggingInfo>)sender |
1028 |
{ |
1029 |
if (dragImage != nil) { |
1030 |
DESTROY (dragImage); |
1031 |
[self setNeedsDisplay: YES]; |
1032 |
} |
1033 |
|
1034 |
isDragTarget = NO; |
1035 |
} |
1036 |
|
1037 |
- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender |
1038 |
{ |
1039 |
return isDragTarget; |
1040 |
} |
1041 |
|
1042 |
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender |
1043 |
{ |
1044 |
return YES; |
1045 |
} |
1046 |
|
1047 |
- (void)concludeDragOperation:(id <NSDraggingInfo>)sender |
1048 |
{ |
1049 |
NSPasteboard *pb = [sender draggingPasteboard]; |
1050 |
NSArray *sourcePaths = [pb propertyListForType: NSFilenamesPboardType]; |
1051 |
int i; |
1052 |
|
1053 |
isDragTarget = NO; |
1054 |
|
1055 |
if (dragImage != nil) { |
1056 |
DESTROY (dragImage); |
1057 |
[self setNeedsDisplay: YES]; |
1058 |
} |
1059 |
|
1060 |
if (sourcePaths) { |
1061 |
NSPoint p = [sender draggedImageLocation]; |
1062 |
float px, py; |
1063 |
|
1064 |
(*gridCoord)(self, gridCoordSel, &px, &py, p); |
1065 |
p = NSMakePoint(px, py); |
1066 |
|
1067 |
if ([self isFreePosition: p]) { |
1068 |
for (i = 0; i < [icons count]; i++) { |
1069 |
DesktopViewIcon *icon = [icons objectAtIndex: i]; |
1070 |
if ([[icon paths] isEqualToArray: sourcePaths]) { |
1071 |
[icon setPosition: p]; |
1072 |
[self resizeWithOldSuperviewSize: [self frame].size]; |
1073 |
return; |
1074 |
} |
1075 |
} |
1076 |
|
1077 |
[self addIconWithPaths: sourcePaths atPosition: p]; |
1078 |
} |
1079 |
} |
1080 |
} |
1081 |
|
1082 |
@end |