1 | //
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2 | // ICeCoffEEWebKit.m
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3 | // ICeCoffEE APE
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4 | //
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5 | // Created by Nicholas Riley on Sun Jan 19 2003.
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6 | // Copyright (c) 2003 Nicholas Riley. All rights reserved.
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7 | //
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8 |
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9 | #import "ICeCoffEEWebKit.h"
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10 | #import "ICeCoffEEWebPolicyDelegate.h"
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11 | #import "ICeCoffEEParser.h"
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12 | #import "ICeCoffEETrigger.h"
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13 | #import <WebKit/WebKit.h>
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14 | #import <unistd.h>
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15 |
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16 | // XXX WebCoreFrameBridge is going away
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17 | // (see <http://trac.webkit.org/projects/webkit/changeset/30712>)
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18 | // WebCoreBridge, from WebCoreBridge.h (Safari 2)
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19 | // Web(Core)FrameBridge, from WebCoreFrameBridge.h (Safari 3)
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20 | @interface WebCoreBridge : NSObject
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21 |
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22 | // XXX move to DOM-based accessors
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23 | - (DOMRange *)convertNSRangeToDOMRange:(NSRange)range;
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24 | - (NSString *)stringForRange:(DOMRange *)range;
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25 |
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26 | @end
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27 |
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28 | // XXX WebHTMLView is going away
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29 | @interface WebHTMLView : NSObject
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30 |
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31 | - (NSRect)selectionRect;
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32 | - (DOMRange *)_documentRange;
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33 |
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34 | - (WebView *)_webView;
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35 | - (WebCoreBridge *)_bridge; // WebFrameBridge in Safari 3 (see above)
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36 |
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37 | @end
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38 |
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39 | @implementation ICeCoffEEWebKit
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40 |
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41 | - (NSMenu *)menuForEvent:(NSEvent *)e;
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42 | {
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43 | NSMenu *myMenu = [super menuForEvent: e];
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44 | return ICCF_MenuForEvent(self, myMenu, e);
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45 | }
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46 |
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47 | static NSEvent *downEvent = nil;
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48 | static id /* (WebPolicyDelegate) */ policyDelegate;
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49 | static id /* DOMRange */ selectedRange;
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50 |
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51 | - (void)mouseDown:(NSEvent *)e;
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52 | {
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53 | [downEvent release]; downEvent = nil;
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54 | if (ICCF_enabled && ICCF_prefs.commandClickEnabled && ICCF_EventIsCommandMouseDown(e)) {
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55 | if ([self respondsToSelector: @selector(_webView)]) {
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56 | WebView *webView = [(WebHTMLView *)self _webView];
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57 |
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58 | // save selection: it may be deselected on super mouseDown
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59 | selectedRange = [[webView selectedDOMRange] retain];
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60 |
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61 | // stop any URL launching from happening
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62 | if ([webView isEditable]) {
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63 | policyDelegate = [[webView policyDelegate] retain];
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64 | [webView setPolicyDelegate: [ICeCoffEEWebPolicyDelegate sharedDelegate]];
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65 | }
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66 |
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67 | downEvent = [e retain];
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68 | }
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69 | }
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70 | [super mouseDown: e];
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71 | }
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72 |
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73 | - (void)mouseUp:(NSEvent *)e;
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74 | {
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75 | [super mouseUp: e];
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76 |
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77 | if (downEvent == nil)
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78 | return;
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79 |
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80 | WebView *webView = [(WebHTMLView *)self _webView];
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81 | BOOL isEditable = [webView isEditable];
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82 |
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83 | if (isEditable) {
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84 | [webView setPolicyDelegate: policyDelegate];
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85 | [policyDelegate release]; policyDelegate = nil;
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86 | }
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87 |
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88 | NSPoint downPt = [downEvent locationInWindow];
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89 | NSPoint upPt = [e locationInWindow];
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90 | if (abs(downPt.x - upPt.x) > kICHysteresisPixels && abs(downPt.y - upPt.y) > kICHysteresisPixels)
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91 | return;
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92 |
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93 | @try {
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94 | if (!isEditable)
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95 | [webView setEditable: YES];
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96 |
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97 | NSPoint viewClickPt = [webView convertPoint: downPt fromView: nil];
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98 | NSDictionary *elementDict = [webView elementAtPoint: viewClickPt];
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99 | NSLog(@"elementDict: %@", elementDict);
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100 | NSAssert([elementDict count] != 0, ICCF_LocalizedString(@"Sorry, ICeCoffEE was unable to find anything to select"));
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101 |
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102 | WebCoreBridge *bridge = [(WebHTMLView *)self _bridge];
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103 |
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104 | id link = [elementDict objectForKey: @"WebElementLinkURL"];
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105 | NSString *url = [link isKindOfClass: [NSURL class]] ? [link absoluteString] : nil;
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106 |
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107 | ICCF_StartIC();
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108 |
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109 | id /* DOMRange */ domRange = nil;
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110 |
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111 | if (url != nil) {
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112 | ICLog(@"got a link");
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113 | if (!isEditable) {
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114 | ICCF_StopIC();
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115 | return;
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116 | }
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117 | // XXX handle existing selection
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118 | domRange = [webView selectedDOMRange];
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119 | [domRange selectNode: [elementDict objectForKey:@"WebElementDOMNode"]];
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120 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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121 | } else {
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122 | // may have become deselected in mouseDown
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123 | [webView setSelectedDOMRange: selectedRange affinity: NSSelectionAffinityDownstream];
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124 |
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125 | // XXX at some point, characterIndexForPoint: wasn't implemented, so this will fail
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126 | NSRange range = [ICeCoffEETrigger rangeForEvent: downEvent onTarget: (NSView<NSTextInput> *)self];
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127 |
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128 | NSAssert(range.location != NSNotFound, ICCF_LocalizedString(@"Sorry, ICeCoffEE was unable to find anything to select"));
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129 |
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130 | // XXX limit to a reasonable size
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131 | // NSRange fetchRange = [bridge convertDOMRangeToNSRange: [(WebHTMLView *)self _documentRange]];
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132 | NSString *s = [bridge stringForRange: [(WebHTMLView *)self _documentRange]];
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133 |
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134 | if (range.length == 0) {
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135 | range.length = 1;
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136 | range = ICCF_URLEnclosingRange(s, range);
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137 | domRange = [bridge convertNSRangeToDOMRange: range];
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138 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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139 | } else {
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140 | domRange = [bridge convertNSRangeToDOMRange: range];
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141 | }
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142 |
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143 | url = [s substringWithRange: range];
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144 | }
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145 |
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146 | if (ICCF_LaunchURL(url, ICCF_KeyboardAction(downEvent)) && ICCF_prefs.textBlinkEnabled && domRange != nil) {
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147 | NSRect selectionRect = [(WebHTMLView *)self selectionRect];
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148 | for (int i = 0 ; i < ICCF_prefs.textBlinkCount ; i++) {
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149 | [webView setSelectedDOMRange: nil affinity: NSSelectionAffinityDownstream];
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150 | [self setNeedsDisplayInRect: selectionRect];
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151 | [self display];
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152 | usleep(kICBlinkDelayUsecs);
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153 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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154 | [self setNeedsDisplayInRect: selectionRect];
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155 | [self display];
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156 | usleep(kICBlinkDelayUsecs);
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157 | }
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158 | }
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159 | } @catch (NSException *e) {
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160 | ICCF_HandleException(e, downEvent);
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161 | } @finally {
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162 | [selectedRange release]; selectedRange = nil;
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163 | [downEvent release]; downEvent = nil;
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164 | if (!isEditable)
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165 | [webView setEditable: NO];
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166 | }
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167 |
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168 | ICCF_StopIC();
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169 | }
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170 |
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171 | @end
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