1 | // |
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2 | // FSAViewAssociationController.m |
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3 | // F-Script Anywhere |
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4 | // |
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5 | // Created by Nicholas Riley on Wed Jul 17 2002. |
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6 | // Copyright (c) 2002 Nicholas Riley. All rights reserved. |
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7 | // |
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8 | |
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9 | /* |
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10 | |
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11 | F-Script Anywhere is free software; you can redistribute it and/or modify |
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12 | it under the terms of the GNU General Public License as published by |
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13 | the Free Software Foundation; either version 2 of the License, or |
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14 | (at your option) any later version. |
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15 | |
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16 | F-Script Anywhere is distributed in the hope that it will be useful, |
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17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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19 | GNU General Public License for more details. |
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20 | |
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21 | You should have received a copy of the GNU General Public License |
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22 | along with F-Script Anywhere; if not, write to the Free Software |
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23 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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24 | |
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25 | */ |
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26 | |
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27 | #import "FSAViewAssociationController.h" |
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28 | #import "FSAController.h" |
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29 | #import "FSAnywhere.h" |
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30 | #import <FScript/FSInterpreter.h> |
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31 | #import <FScript/System.h> |
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32 | |
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33 | // XXX workaround for lack of identifier validation; should go away when F-Script adds (promised) direct support for this |
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34 | @interface Compiler |
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35 | + (BOOL)isValidIndentifier:(NSString *)str; |
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36 | @end |
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37 | |
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38 | @implementation FSAViewAssociationController |
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39 | |
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40 | - (id)initWithFSAController:(FSAController *)fsa; |
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41 | { |
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42 | self = [super initWithWindowNibName: @"FSAViewAssociationPanel"]; |
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43 | |
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44 | if (self != nil) { |
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45 | interpreter = [[[fsa interpreterView] interpreter] retain]; |
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46 | system = [fsa system]; |
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47 | [self window]; |
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48 | [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(controlTextDidChange:) name: NSControlTextDidChangeNotification object: variableNameField]; |
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49 | [[captureButton cell] setShowsStateBy: NSContentsCellMask | NSChangeGrayCellMask]; |
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50 | [self update: nil]; |
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51 | } |
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52 | return self; |
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53 | } |
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54 | |
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55 | - (void)dealloc; |
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56 | { |
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57 | [viewHierarchyMenu release]; |
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58 | [selectedView release]; |
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59 | [interpreter release]; |
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60 | [[NSNotificationCenter defaultCenter] removeObserver: self]; |
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61 | [super dealloc]; |
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62 | } |
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63 | |
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64 | - (IBAction)update:(id)sender; |
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65 | { |
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66 | NSString *variableName = [variableNameField stringValue]; |
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67 | BOOL canAssignToVariable = NO; |
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68 | [browseButton setEnabled: selectedView != nil]; |
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69 | [statusField setStringValue: @""]; |
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70 | if ([variableName length] != 0) { |
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71 | if (![Compiler isValidIndentifier: variableName]) { |
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72 | [statusField setStringValue: @"Invalid name: contains spaces, punctuation or non-ASCII characters"]; |
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73 | } else if (selectedView != nil) { |
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74 | [statusField setStringValue: @"Click ÒAssociateÓ to assign to this variable"]; |
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75 | canAssignToVariable = YES; |
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76 | } |
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77 | } |
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78 | [associateButton setEnabled: canAssignToVariable]; |
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79 | [variableNameField setEnabled: [captureButton state] == NSOffState]; |
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80 | } |
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81 | |
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82 | - (void)stopCapturing; |
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83 | { |
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84 | FSALog(@"stopping capture"); |
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85 | [captureButton setState: NSOffState]; |
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86 | [statusField setStringValue: @""]; |
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87 | [self update: nil]; |
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88 | [variableNameField becomeFirstResponder]; |
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89 | } |
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90 | |
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91 | - (void)_addElementToMenu:(id)element; |
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92 | { |
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93 | NSMenuItem *item; |
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94 | if (element == nil) return; |
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95 | item = [viewHierarchyMenu addItemWithTitle: [@" " |
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96 | stringByAppendingString: NSStringFromClass([element class])] |
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97 | action: @selector(elementSelected:) |
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98 | keyEquivalent: @""]; |
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99 | [item setTarget: self]; |
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100 | [item setRepresentedObject: element]; |
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101 | } |
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102 | |
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103 | - (void)captureOneView; |
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104 | { |
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105 | NSEvent *event; |
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106 | NSView *view, *superView = nil, *contentView; |
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107 | NSWindow *eventWindow; |
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108 | |
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109 | FSALog(@"capturing one"); |
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110 | [captureButton setState: NSOnState]; |
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111 | |
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112 | event = [NSApp nextEventMatchingMask: NSLeftMouseDownMask | NSRightMouseDownMask | NSKeyUpMask |
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113 | untilDate: [NSDate distantFuture] |
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114 | inMode: NSEventTrackingRunLoopMode |
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115 | dequeue: YES]; |
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116 | if ([event type] == NSKeyUp) { |
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117 | [self stopCapturing]; |
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118 | return; |
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119 | } |
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120 | [viewHierarchyMenu release]; viewHierarchyMenu = nil; |
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121 | viewHierarchyMenu = [[NSMenu alloc] initWithTitle: @""]; |
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122 | NS_DURING |
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123 | eventWindow = [event window]; |
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124 | contentView = [eventWindow contentView]; |
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125 | view = [[contentView superview] hitTest: [event locationInWindow]]; |
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126 | if (view == captureButton) { |
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127 | [self stopCapturing]; |
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128 | NS_VOIDRETURN; |
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129 | } |
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130 | [viewHierarchyMenu addItemWithTitle: @"View" action: nil keyEquivalent: @""]; |
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131 | [self _addElementToMenu: view]; |
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132 | superView = view; |
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133 | do { |
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134 | superView = [superView superview]; |
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135 | if (superView == nil) break; |
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136 | [self _addElementToMenu: superView]; |
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137 | } while (superView != contentView); |
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138 | [viewHierarchyMenu addItem: [NSMenuItem separatorItem]]; |
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139 | [viewHierarchyMenu addItemWithTitle: @"Window" action: nil keyEquivalent: @""]; |
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140 | [self _addElementToMenu: eventWindow]; |
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141 | NS_HANDLER |
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142 | [descriptionField setStringValue: |
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143 | [NSString stringWithFormat: @"Çan exception occurred: %@È", localException]]; |
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144 | NS_ENDHANDLER |
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145 | [NSMenu popUpContextMenu: viewHierarchyMenu withEvent: event forView: view]; |
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146 | if ([captureButton state] == NSOnState) |
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147 | [self captureOneView]; |
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148 | } |
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149 | |
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150 | - (IBAction)captureView:(id)sender |
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151 | { |
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152 | [statusField setStringValue: @"Click inside one of this applicationÕs windows to select."]; |
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153 | [selectedView release]; selectedView = nil; |
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154 | [self update: nil]; |
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155 | [self captureOneView]; |
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156 | } |
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157 | |
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158 | - (void)elementSelected:(NSMenuItem *)sender; |
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159 | { |
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160 | NSView *element = [sender representedObject]; |
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161 | FSALog(@"element selected: %@", sender); |
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162 | NS_DURING |
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163 | [descriptionField setStringValue: [element description]]; |
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164 | [selectedView release]; |
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165 | selectedView = [element retain]; |
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166 | NS_HANDLER |
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167 | [descriptionField setStringValue: |
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168 | [NSString stringWithFormat: @"Çan exception occurred: %@È", localException]]; |
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169 | NS_ENDHANDLER |
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170 | [viewHierarchyMenu release]; viewHierarchyMenu = nil; |
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171 | [self captureOneView]; |
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172 | } |
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173 | |
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174 | - (IBAction)defineVariable:(id)sender; |
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175 | { |
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176 | #warning this should change when F-Script supports a public API for identifier validation |
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177 | NS_DURING |
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178 | NSString *variableName = [variableNameField stringValue]; |
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179 | [statusField setStringValue: @"AssociatingÉ"]; |
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180 | [interpreter setObject: selectedView forIdentifier: variableName]; |
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181 | [statusField setStringValue: [NSString stringWithFormat: @"Assigned variable Ò%@Ó", variableName]]; |
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182 | NS_HANDLER |
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183 | [statusField setStringValue: [NSString stringWithFormat: @"Assocation failed: %@", localException]]; |
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184 | NS_ENDHANDLER |
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185 | } |
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186 | |
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187 | - (IBAction)viewInObjectBrowser:(id)sender; |
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188 | { |
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189 | FSALog(@"system: %@", system); |
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190 | [system browse: selectedView]; |
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191 | [statusField setStringValue: @"Opened object browser"]; |
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192 | } |
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193 | |
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194 | - (void)controlTextDidChange:(NSNotification *)notification; |
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195 | { |
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196 | [self update: nil]; |
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197 | } |
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198 | |
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199 | @end |
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