]> src.bluestatic.org Git - printdrop.git/blob - Source/DraggableImageView.m
Using polled reading and don't allow actual LPR-ing in debug mode
[printdrop.git] / Source / DraggableImageView.m
1 /*
2 * PrintDrop
3 * Copyright (c) 2008, Blue Static <http://www.bluestatic.org>
4 *
5 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
6 * General Public License as published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
10 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License along with this program; if not,
14 * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
15 */
16
17 #import "DraggableImageView.h"
18
19
20 @implementation DraggableImageView
21
22 /**
23 * Register drag types
24 */
25 - (void)awakeFromNib
26 {
27 [self registerForDraggedTypes:[NSArray arrayWithObject:NSFilenamesPboardType]];
28 [pathDisplay setStringValue:@""];
29 }
30
31 /**
32 * Returns the current file path
33 */
34 - (NSString *)filePath
35 {
36 return filePath;
37 }
38
39 /**
40 * Dealloc
41 */
42 - (void)dealloc
43 {
44 if (filePath != nil)
45 {
46 [filePath release];
47 }
48 [super dealloc];
49 }
50
51 /**
52 * We're starting to drag; check and see if it's a valid type
53 */
54 - (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
55 {
56 NSPasteboard *pboard = [sender draggingPasteboard];
57 NSDragOperation opMask = [sender draggingSourceOperationMask];
58
59 if ([[pboard types] containsObject:NSFilenamesPboardType] && (opMask & NSDragOperationCopy))
60 {
61 NSString *file = [[pboard propertyListForType:NSFilenamesPboardType] objectAtIndex:0];
62 if ([[[file substringFromIndex:[file length] - 4] lowercaseString] isEqualToString: @".pdf"])
63 {
64 return NSDragOperationCopy;
65 }
66 }
67
68 return NSDragOperationNone;
69 }
70
71 /**
72 * Dragging performed, set the image and filename
73 */
74 - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
75 {
76 if ([self draggingEntered:sender] == NSDragOperationCopy)
77 {
78 NSString *path = [[[sender draggingPasteboard] propertyListForType:NSFilenamesPboardType] objectAtIndex:0];
79
80 if (filePath != nil)
81 {
82 [filePath release];
83 }
84 filePath = [path retain];
85 [pathDisplay setStringValue:filePath];
86
87 NSFileWrapper *fw = [[NSFileWrapper alloc] initWithPath:filePath];
88 [self setImage:[fw icon]];
89 [fw release];
90
91 [printButton setEnabled:YES];
92
93 return YES;
94 }
95 return NO;
96 }
97
98 @end