source: trunk/Cocoa/F-Script Anywhere/Source/FSAViewAssociationController.m@ 578

Last change on this file since 578 was 403, checked in by Nicholas Riley, 17 years ago

Remove non-ASCII characters from source.
File size: 8.9 KB
Line 
1//
2// FSAViewAssociationController.m
3// F-Script Anywhere
4//
5// Created by Nicholas Riley on Wed Jul 17 2002.
6// Copyright (c) 2002 Nicholas Riley. All rights reserved.
7//
8
9/*
10
11 F-Script Anywhere is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
15
16 F-Script Anywhere is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with F-Script Anywhere; if not, write to the Free Software
23 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24
25*/
26
27#import "FSAViewAssociationController.h"
28#import "FSAController.h"
29#import "FSAWindowManager.h"
30#import "FSAnywhere.h"
31#import <FScript/FSInterpreter.h>
32#import <FScript/System.h>
33
34@implementation FSAViewAssociationController
35
36- (id)initWithFSAController:(FSAController *)fsa;
37{
38 self = [super init];
39
40 if (self != nil) {
41 NSImage *bullseyeImage = [[NSImage alloc] initByReferencingFile: [[NSBundle bundleForClass: [self class]] pathForResource: @"Bullseye menu cursor" ofType: @"tiff"]];
42 NSString *label = [fsa interpreterLabel];
43
44 interpreter = [[[fsa interpreterView] interpreter] retain];
45 system = [fsa system];
46 [[self window] setResizeIncrements: NSMakeSize(1, 12)];
47 if (label != nil) [[self window] setTitle: [NSString stringWithFormat: @"%@: %@", [[self window] title], label]];
48 bullseyeCursor = [[NSCursor alloc] initWithImage: bullseyeImage hotSpot: NSMakePoint(6, 7)];
49 }
50 return self;
51}
52
53- (void)dealloc;
54{
55 [viewHierarchyMenu release];
56 [selectedElement release];
57 [interpreter release];
58 [bullseyeCursor release];
59 [[NSNotificationCenter defaultCenter] removeObserver: self];
60 [super dealloc];
61}
62
63- (void)stopCapturingVoluntarily:(BOOL)voluntary;
64{
65 FSALog(@"stopping capture");
66 [[NSNotificationCenter defaultCenter] removeObserver: self name: NSMenuWillSendActionNotification object: nil];
67 if (voluntary) {
68 FSALog(@"voluntary!");
69 [[self window] makeKeyAndOrderFront: self];
70 [bullseyeCursor pop];
71 }
72}
73
74- (void)_addElement:(id)element withLabel:(NSString *)label toSubmenuForItem:(NSMenuItem *)item;
75{
76 NSMenu *submenu = [item submenu];
77 NSMenuItem *subItem;
78 if (submenu == nil) {
79 id superElement = [item representedObject];
80 submenu = [[NSMenu alloc] initWithTitle: @""];
81 subItem = [submenu addItemWithTitle: NSStringFromClass([superElement class])
82 action: @selector(elementSelected:)
83 keyEquivalent: @""];
84 [subItem setTarget: self];
85 [subItem setRepresentedObject: superElement];
86 [item setSubmenu: submenu];
87 [submenu release];
88 }
89 [submenu addItem: [NSMenuItem separatorItem]];
90 [submenu addItemWithTitle: label action: nil keyEquivalent: @""];
91 subItem = [submenu addItemWithTitle: [@" "
92 stringByAppendingString: NSStringFromClass([element class])]
93 action: @selector(elementSelected:)
94 keyEquivalent: @""];
95 [subItem setTarget: self];
96 [subItem setRepresentedObject: element];
97}
98
99- (void)_addValueForSelector:(SEL)sel withLabel:(NSString *)label toSubmenuForItem:(NSMenuItem *)item;
100{
101 id obj = [item representedObject];
102 if ([obj respondsToSelector: sel]) {
103 id value = [obj performSelector: sel];
104 if (value == nil) return;
105 [self _addElement: value withLabel: label toSubmenuForItem: item];
106 }
107}
108
109- (void)_addElementToMenu:(id)element;
110{
111 NSMenuItem *item;
112 if (element == nil) return;
113 item = [viewHierarchyMenu addItemWithTitle: [@" "
114 stringByAppendingString: NSStringFromClass([element class])]
115 action: @selector(elementSelected:)
116 keyEquivalent: @""];
117 [item setTarget: self];
118 [item setRepresentedObject: element];
119 [self _addValueForSelector: @selector(windowController) withLabel: @"Window Controller" toSubmenuForItem: item];
120 [self _addValueForSelector: @selector(delegate) withLabel: @"Delegate" toSubmenuForItem: item];
121 [self _addValueForSelector: @selector(dataSource) withLabel: @"Data Source" toSubmenuForItem: item];
122 [self _addValueForSelector: @selector(target) withLabel: @"Target" toSubmenuForItem: item];
123 [self _addValueForSelector: @selector(cell) withLabel: @"Cell" toSubmenuForItem: item];
124}
125
126- (void)captureOneView;
127{
128 NSEvent *event;
129 NSView *view, *superView = nil, *contentView;
130 NSWindow *eventWindow;
131 static unsigned captureCount = 0;
132 unsigned capture = captureCount++;
133
134 FSALog(@"%4u>capturing one", capture);
135 [bullseyeCursor push];
136captureElement:
137 [bullseyeCursor set];
138 FSALog(@"%4u waiting for event...", capture);
139 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(menuWillSendAction:) name: NSMenuWillSendActionNotification object: nil];
140 event = [NSApp nextEventMatchingMask: NSLeftMouseDownMask | NSRightMouseDownMask | NSOtherMouseDownMask | NSKeyUpMask | NSAppKitDefinedMask
141 untilDate: [NSDate distantFuture]
142 inMode: NSEventTrackingRunLoopMode
143 dequeue: YES];
144 FSALog(@"%4u got %@", capture, event);
145 [[NSNotificationCenter defaultCenter] removeObserver: self name: NSMenuWillSendActionNotification object: nil];
146 if ([event type] == NSAppKitDefined) {
147 if ([event subtype] == NSApplicationDeactivatedEventType) {
148 [NSApp discardEventsMatchingMask: NSAnyEventMask beforeEvent: event];
149 [self stopCapturingVoluntarily: NO];
150 [NSApp sendEvent: event];
151 return;
152 }
153 goto captureElement;
154 }
155 if ([event type] == NSKeyUp) {
156 [NSApp discardEventsMatchingMask: NSAnyEventMask & ~NSKeyUpMask beforeEvent: event];
157 FSALog(@"%4u<stop capture [key up]", capture);
158 [self stopCapturingVoluntarily: YES];
159 return;
160 }
161 [viewHierarchyMenu release]; viewHierarchyMenu = nil;
162 viewHierarchyMenu = [[NSMenu alloc] initWithTitle: @""];
163 NS_DURING
164 eventWindow = [event window];
165 contentView = [eventWindow contentView];
166 view = [[contentView superview] hitTest: [event locationInWindow]];
167 if (view == nil) {
168 [self captureOneView];
169 NS_VOIDRETURN;
170 }
171 [viewHierarchyMenu addItemWithTitle: @"View" action: nil keyEquivalent: @""];
172 [self _addElementToMenu: view];
173 superView = view;
174 do {
175 superView = [superView superview];
176 if (superView == nil) break;
177 [self _addElementToMenu: superView];
178 } while (superView != contentView);
179 [viewHierarchyMenu addItem: [NSMenuItem separatorItem]];
180 [viewHierarchyMenu addItemWithTitle: @"Window" action: nil keyEquivalent: @""];
181 [self _addElementToMenu: eventWindow];
182 NS_HANDLER
183 [self alertWithString:[NSString stringWithFormat: @"(an exception occurred: %@)", localException]];
184 NS_ENDHANDLER
185 [NSMenu popUpContextMenu: viewHierarchyMenu withEvent: event forView: view];
186 [self stopCapturingVoluntarily: YES];
187// if ([captureButton state] == NSOnState) goto captureElement;
188 FSALog(@"%4u<stop capture [fell through to end]", capture);
189}
190
191- (IBAction)captureView:(id)sender
192{
193 [selectedElement release]; selectedElement = nil;
194 [self captureOneView];
195}
196
197- (void)setSelectedElement:(id)element;
198{
199 FSALog(@"element selected: %@", element);
200 NS_DURING
201 [selectedElement release];
202 selectedElement = [element retain];
203 [[self window] orderFront: self];
204 NS_HANDLER
205 [self alertWithString:[NSString stringWithFormat: @"(an exception occurred: %@)", localException]];
206 NS_ENDHANDLER
207 [viewHierarchyMenu release]; viewHierarchyMenu = nil;
208}
209
210- (void)elementSelected:(NSMenuItem *)sender;
211{
212 [self setSelectedElement: [sender representedObject]];
213 [system browse: selectedElement];
214// [self captureOneView];
215}
216
217- (void)menuWillSendAction:(NSNotification *)notification;
218{
219 NSMenuItem *item = [[notification userInfo] objectForKey: @"MenuItem"];
220 [self setSelectedElement: item];
221 [NSApp discardEventsMatchingMask: NSAnyEventMask beforeEvent: [NSApp currentEvent]];
222 // we're already capturing, don't do it again
223}
224
225- (IBAction)viewInObjectBrowser:(id)sender;
226{
227 FSALog(@"system: %@", system);
228 [system browse: selectedElement];
229}
230
231- (void)alertWithString:(NSString *)alertString
232{
233 [NSAlert alertWithMessageText:alertString
234 defaultButton:nil
235 alternateButton:nil
236 otherButton:nil
237 informativeTextWithFormat:nil];
238}
239
240@end
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