source: trunk/Cocoa/F-Script Anywhere/Source/FSAViewAssociationController.m@ 14

Last change on this file since 14 was 14, checked in by Nicholas Riley, 20 years ago

F-Script Anywhere 1.1.2

File size: 6.8 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 "FSAnywhere.h"
30#import <FScript/FSInterpreter.h>
31#import <FScript/System.h>
32
33// XXX workaround for lack of identifier validation; should go away when F-Script adds (promised) direct support for this
34@interface Compiler
35+ (BOOL)isValidIndentifier:(NSString *)str;
36@end
37
38@implementation FSAViewAssociationController
39
40- (id)initWithFSAController:(FSAController *)fsa;
41{
42 self = [super initWithWindowNibName: @"FSAViewAssociationPanel"];
43
44 if (self != nil) {
45 interpreter = [[[fsa interpreterView] interpreter] retain];
46 system = [fsa system];
47 [self window];
48 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(controlTextDidChange:) name: NSControlTextDidChangeNotification object: variableNameField];
49 [[captureButton cell] setShowsStateBy: NSContentsCellMask | NSChangeGrayCellMask];
50 [self update: nil];
51 }
52 return self;
53}
54
55- (void)dealloc;
56{
57 [viewHierarchyMenu release];
58 [selectedView release];
59 [interpreter release];
60 [[NSNotificationCenter defaultCenter] removeObserver: self];
61 [super dealloc];
62}
63
64- (IBAction)update:(id)sender;
65{
66 NSString *variableName = [variableNameField stringValue];
67 BOOL canAssignToVariable = NO;
68 [browseButton setEnabled: selectedView != nil];
69 [statusField setStringValue: @""];
70 if ([variableName length] != 0) {
71 if (![Compiler isValidIndentifier: variableName]) {
72 [statusField setStringValue: @"Invalid name: contains spaces, punctuation or non-ASCII characters"];
73 } else if (selectedView != nil) {
74 [statusField setStringValue: @"Click ÒAssociateÓ to assign to this variable"];
75 canAssignToVariable = YES;
76 }
77 }
78 [associateButton setEnabled: canAssignToVariable];
79 [variableNameField setEnabled: [captureButton state] == NSOffState];
80}
81
82- (void)stopCapturing;
83{
84 FSALog(@"stopping capture");
85 [captureButton setState: NSOffState];
86 [statusField setStringValue: @""];
87 [self update: nil];
88 [variableNameField becomeFirstResponder];
89}
90
91- (void)_addElementToMenu:(id)element;
92{
93 NSMenuItem *item;
94 if (element == nil) return;
95 item = [viewHierarchyMenu addItemWithTitle: [@" "
96 stringByAppendingString: NSStringFromClass([element class])]
97 action: @selector(elementSelected:)
98 keyEquivalent: @""];
99 [item setTarget: self];
100 [item setRepresentedObject: element];
101}
102
103- (void)captureOneView;
104{
105 NSEvent *event;
106 NSView *view, *superView = nil, *contentView;
107 NSWindow *eventWindow;
108
109 FSALog(@"capturing one");
110 [captureButton setState: NSOnState];
111
112 event = [NSApp nextEventMatchingMask: NSLeftMouseDownMask | NSRightMouseDownMask | NSKeyUpMask
113 untilDate: [NSDate distantFuture]
114 inMode: NSEventTrackingRunLoopMode
115 dequeue: YES];
116 if ([event type] == NSKeyUp) {
117 [self stopCapturing];
118 return;
119 }
120 [viewHierarchyMenu release]; viewHierarchyMenu = nil;
121 viewHierarchyMenu = [[NSMenu alloc] initWithTitle: @""];
122 NS_DURING
123 eventWindow = [event window];
124 contentView = [eventWindow contentView];
125 view = [[contentView superview] hitTest: [event locationInWindow]];
126 if (view == captureButton) {
127 [self stopCapturing];
128 NS_VOIDRETURN;
129 }
130 [viewHierarchyMenu addItemWithTitle: @"View" action: nil keyEquivalent: @""];
131 [self _addElementToMenu: view];
132 superView = view;
133 do {
134 superView = [superView superview];
135 if (superView == nil) break;
136 [self _addElementToMenu: superView];
137 } while (superView != contentView);
138 [viewHierarchyMenu addItem: [NSMenuItem separatorItem]];
139 [viewHierarchyMenu addItemWithTitle: @"Window" action: nil keyEquivalent: @""];
140 [self _addElementToMenu: eventWindow];
141 NS_HANDLER
142 [descriptionField setStringValue:
143 [NSString stringWithFormat: @"Çan exception occurred: %@È", localException]];
144 NS_ENDHANDLER
145 [NSMenu popUpContextMenu: viewHierarchyMenu withEvent: event forView: view];
146 if ([captureButton state] == NSOnState)
147 [self captureOneView];
148}
149
150- (IBAction)captureView:(id)sender
151{
152 [statusField setStringValue: @"Click inside one of this applicationÕs windows to select."];
153 [selectedView release]; selectedView = nil;
154 [self update: nil];
155 [self captureOneView];
156}
157
158- (void)elementSelected:(NSMenuItem *)sender;
159{
160 NSView *element = [sender representedObject];
161 FSALog(@"element selected: %@", sender);
162 NS_DURING
163 [descriptionField setStringValue: [element description]];
164 [selectedView release];
165 selectedView = [element retain];
166 NS_HANDLER
167 [descriptionField setStringValue:
168 [NSString stringWithFormat: @"Çan exception occurred: %@È", localException]];
169 NS_ENDHANDLER
170 [viewHierarchyMenu release]; viewHierarchyMenu = nil;
171 [self captureOneView];
172}
173
174- (IBAction)defineVariable:(id)sender;
175{
176#warning this should change when F-Script supports a public API for identifier validation
177 NS_DURING
178 NSString *variableName = [variableNameField stringValue];
179 [statusField setStringValue: @"AssociatingÉ"];
180 [interpreter setObject: selectedView forIdentifier: variableName];
181 [statusField setStringValue: [NSString stringWithFormat: @"Assigned variable Ò%@Ó", variableName]];
182 NS_HANDLER
183 [statusField setStringValue: [NSString stringWithFormat: @"Assocation failed: %@", localException]];
184 NS_ENDHANDLER
185}
186
187- (IBAction)viewInObjectBrowser:(id)sender;
188{
189 FSALog(@"system: %@", system);
190 [system browse: selectedView];
191 [statusField setStringValue: @"Opened object browser"];
192}
193
194- (void)controlTextDidChange:(NSNotification *)notification;
195{
196 [self update: nil];
197}
198
199@end
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