[66] | 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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[443] | 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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[66] | 14 | #import <unistd.h>
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| 15 |
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[455] | 16 | // Safari 3.1 and earlier (pre-r31014)
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| 17 | // eliminated in http://bugs.webkit.org/show_bug.cgi?id=17640
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[495] | 18 | // but convertNSRangeToDOMRange: (temporarily) restored in r39145
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[449] | 19 | @interface WebCoreFrameBridge : NSObject
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[443] | 20 | - (DOMRange *)convertNSRangeToDOMRange:(NSRange)range;
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| 21 | - (NSString *)stringForRange:(DOMRange *)range;
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[66] | 22 | @end
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| 23 |
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[456] | 24 | // r31014 and later; likely to move again
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| 25 | @interface WebFrame (WebFrameInternal)
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| 26 | - (DOMRange *)_convertNSRangeToDOMRange:(NSRange)range;
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| 27 | - (NSString *)_stringForRange:(DOMRange *)range;
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| 28 | @end
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| 29 |
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[443] | 30 | // XXX WebHTMLView is going away
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[167] | 31 | @interface WebHTMLView : NSObject
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[66] | 32 |
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[320] | 33 | - (NSRect)selectionRect;
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[443] | 34 | - (DOMRange *)_documentRange;
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[66] | 35 |
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[443] | 36 | - (WebView *)_webView;
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[495] | 37 | - (WebCoreFrameBridge *)_bridge; // moved from WebNSViewExtras in r14032; removed in r31014 then (temporarily) restored in r39145
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[456] | 38 | - (WebFrame *)_frame; // moved from WebNSViewExtras in r14032
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[167] | 39 |
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[66] | 40 | @end
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| 41 |
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[448] | 42 | // from WebViewPrivate.h (will become public, part of WebViewEditing)
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| 43 | @interface WebView (webViewGrammarChecking)
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| 44 | - (BOOL)isGrammarCheckingEnabled;
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| 45 | - (void)setGrammarCheckingEnabled:(BOOL)flag;
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| 46 | @end
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| 47 |
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[66] | 48 | @implementation ICeCoffEEWebKit
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| 49 |
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| 50 | - (NSMenu *)menuForEvent:(NSEvent *)e;
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| 51 | {
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| 52 | NSMenu *myMenu = [super menuForEvent: e];
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| 53 | return ICCF_MenuForEvent(self, myMenu, e);
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| 54 | }
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| 55 |
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| 56 | static NSEvent *downEvent = nil;
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[443] | 57 | static id /* (WebPolicyDelegate) */ policyDelegate;
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| 58 | static id /* DOMRange */ selectedRange;
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[167] | 59 |
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[467] | 60 | static BOOL ICCF_DOMParentOfClass(DOMNode *node, Class cls) {
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| 61 | do {
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| 62 | if ([node isKindOfClass: cls])
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| 63 | return YES;
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| 64 | } while ( (node = [node parentNode]) != nil);
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| 65 |
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| 66 | return NO;
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| 67 | }
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| 68 | #define ICCF_NodeIs(elt) [clickedNode isKindOfClass: NSClassFromString(@"DOMHTML"elt"Element")]
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| 69 | #define ICCF_DOMParentIs(elt) ICCF_DOMParentOfClass(clickedNode, NSClassFromString(@"DOMHTML"elt"Element"))
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| 70 |
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[66] | 71 | - (void)mouseDown:(NSEvent *)e;
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| 72 | {
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[182] | 73 | [downEvent release]; downEvent = nil;
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[74] | 74 | if (ICCF_enabled && ICCF_prefs.commandClickEnabled && ICCF_EventIsCommandMouseDown(e)) {
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[443] | 75 | if ([self respondsToSelector: @selector(_webView)]) {
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| 76 | WebView *webView = [(WebHTMLView *)self _webView];
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| 77 |
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[467] | 78 | // check that the Command-click isn't being used for discontiguous selection
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| 79 | NSPoint viewClickPt = [webView convertPoint: [e locationInWindow] fromView: nil];
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| 80 | NSDictionary *elementDict = [webView elementAtPoint: viewClickPt];
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| 81 | DOMNode *clickedNode = [elementDict objectForKey: @"WebElementDOMNode"];
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| 82 | if (clickedNode != nil && ICCF_NodeIs("Select")) {
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| 83 | [super mouseDown: e];
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| 84 | return;
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| 85 | }
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| 86 |
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[182] | 87 | // save selection: it may be deselected on super mouseDown
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[443] | 88 | selectedRange = [[webView selectedDOMRange] retain];
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| 89 |
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| 90 | // stop any URL launching from happening
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| 91 | if ([webView isEditable]) {
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| 92 | policyDelegate = [[webView policyDelegate] retain];
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| 93 | [webView setPolicyDelegate: [ICeCoffEEWebPolicyDelegate sharedDelegate]];
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| 94 | }
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| 95 |
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| 96 | downEvent = [e retain];
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[182] | 97 | }
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[66] | 98 | }
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| 99 | [super mouseDown: e];
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| 100 | }
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| 101 |
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| 102 | - (void)mouseUp:(NSEvent *)e;
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| 103 | {
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| 104 | [super mouseUp: e];
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| 105 |
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[443] | 106 | if (downEvent == nil)
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| 107 | return;
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| 108 |
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| 109 | WebView *webView = [(WebHTMLView *)self _webView];
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[455] | 110 | BOOL webViewIsEditable = [webView isEditable];
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| 111 | BOOL elementIsEditable = YES; // don't restore
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[448] | 112 | BOOL isContinuousSpellCheckingEnabled = NO, isGrammarCheckingEnabled = NO;
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[443] | 113 |
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[455] | 114 | if (webViewIsEditable) {
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[443] | 115 | [webView setPolicyDelegate: policyDelegate];
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| 116 | [policyDelegate release]; policyDelegate = nil;
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| 117 | }
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| 118 |
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| 119 | NSPoint downPt = [downEvent locationInWindow];
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| 120 | NSPoint upPt = [e locationInWindow];
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| 121 | if (abs(downPt.x - upPt.x) > kICHysteresisPixels && abs(downPt.y - upPt.y) > kICHysteresisPixels)
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| 122 | return;
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| 123 |
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| 124 | @try {
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[455] | 125 | NSPoint viewClickPt = [webView convertPoint: downPt fromView: nil];
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| 126 | NSDictionary *elementDict = [webView elementAtPoint: viewClickPt];
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| 127 | ICLog(@"elementDict: %@", elementDict);
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| 128 |
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[495] | 129 | if ([elementDict count] == 0)
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| 130 | return;
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[455] | 131 |
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| 132 | elementIsEditable = [[elementDict objectForKey: @"WebElementIsContentEditableKey"] boolValue];
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| 133 | if (!elementIsEditable) {
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| 134 | NSAssert(!webViewIsEditable, @"Internal error: uneditable element inside editable WebView");
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[443] | 135 | [webView setEditable: YES];
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[448] | 136 |
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| 137 | // don't want spelling/grammar marks to persist when view is made uneditable again
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| 138 | if ([webView respondsToSelector: @selector(isContinuousSpellCheckingEnabled)] &&
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| 139 | (isContinuousSpellCheckingEnabled = [webView isContinuousSpellCheckingEnabled])) {
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| 140 | if ([webView respondsToSelector: @selector(setContinuousSpellCheckingEnabled:)])
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| 141 | [webView setContinuousSpellCheckingEnabled: NO];
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| 142 | else
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| 143 | isContinuousSpellCheckingEnabled = NO; // don't restore
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| 144 | }
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[443] | 145 |
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[448] | 146 | if ([webView respondsToSelector: @selector(isGrammarCheckingEnabled)] &&
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| 147 | (isGrammarCheckingEnabled = [webView isGrammarCheckingEnabled])) {
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| 148 | if ([webView respondsToSelector: @selector(setGrammarCheckingEnabled:)])
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| 149 | [webView setGrammarCheckingEnabled: NO];
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| 150 | else
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| 151 | isGrammarCheckingEnabled = NO; // don't restore
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| 152 | }
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| 153 | }
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| 154 |
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[455] | 155 | DOMNode *clickedNode = [elementDict objectForKey: @"WebElementDOMNode"];
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[457] | 156 | BOOL elementIsHTMLInput = ICCF_NodeIs("Input");
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[455] | 157 |
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[457] | 158 | if (!elementIsEditable && (elementIsHTMLInput || ICCF_DOMParentIs("Button") || ICCF_NodeIs("FieldSet"))) {
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[455] | 159 | ICLog(@"got an uneditable form field (e.g., button)");
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| 160 | return;
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| 161 | }
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[443] | 162 |
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| 163 | id link = [elementDict objectForKey: @"WebElementLinkURL"];
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| 164 | NSString *url = [link isKindOfClass: [NSURL class]] ? [link absoluteString] : nil;
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[455] | 165 |
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[443] | 166 | ICCF_StartIC();
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| 167 |
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| 168 | id /* DOMRange */ domRange = nil;
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| 169 |
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| 170 | if (url != nil) {
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| 171 | ICLog(@"got a link");
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[455] | 172 | if (!elementIsEditable) {
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[436] | 173 | return;
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[182] | 174 | }
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[443] | 175 | // XXX handle existing selection
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| 176 | domRange = [webView selectedDOMRange];
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[455] | 177 | [domRange selectNode: clickedNode];
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[443] | 178 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 179 | } else {
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[455] | 180 | if (!elementIsEditable) // may have become deselected in mouseDown
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| 181 | [webView setSelectedDOMRange: selectedRange affinity: NSSelectionAffinityDownstream];
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[443] | 182 |
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| 183 | NSRange range = [ICeCoffEETrigger rangeForEvent: downEvent onTarget: (NSView<NSTextInput> *)self];
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[495] | 184 | if (range.location == NSNotFound)
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| 185 | return;
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[443] | 186 |
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[456] | 187 | WebFrame *frame = [(WebHTMLView *)self _frame];
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| 188 | WebCoreFrameBridge *bridge = nil;
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| 189 | if ([self respondsToSelector: @selector(_bridge)])
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| 190 | bridge = [(WebHTMLView *)self _bridge];
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[455] | 191 |
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[443] | 192 | // XXX limit to a reasonable size
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[455] | 193 | NSString *s;
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[457] | 194 | if (elementIsHTMLInput || ICCF_NodeIs("TextArea") || (elementIsEditable && !webViewIsEditable)) {
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| 195 | // for form fields, range will be field-relative rather than document-relative
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| 196 | ICLog(@"Using attributedSubstringFromRange:");
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[455] | 197 | s = [[(NSView<NSTextInput> *)self attributedSubstringFromRange: NSMakeRange(0, UINT_MAX)] string];
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[457] | 198 | } else { // sometimes attributedSubstringFromRange: returns nil
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| 199 | ICLog(@"Using stringForRange:");
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[456] | 200 | domRange = [(WebHTMLView *)self _documentRange];
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[495] | 201 | if ([frame respondsToSelector: @selector(_stringForRange:)])
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| 202 | s = [frame _stringForRange: domRange];
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| 203 | else if (bridge != nil && [bridge respondsToSelector: @selector(stringForRange:)])
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[456] | 204 | s = [bridge stringForRange: domRange];
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[495] | 205 | else {
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| 206 | ICLog(@"WebKit has neither -[WebFrame _stringForRange:] nor -[WebCoreFrameBridge stringForRange:]");
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[456] | 207 | return; // WebKit too new?
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[495] | 208 | }
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[456] | 209 | }
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[455] | 210 |
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[456] | 211 | if (bridge == nil && ![frame respondsToSelector: @selector(_convertNSRangeToDOMRange:)]) {
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[495] | 212 | ICLog(@"WebKit has no bridge and no -[WebFrame _convertNSRangeToDOMRange:]");
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[456] | 213 | return; // WebKit too new?
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| 214 | }
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| 215 |
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[443] | 216 | if (range.length == 0) {
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| 217 | range.length = 1;
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| 218 | range = ICCF_URLEnclosingRange(s, range);
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[456] | 219 | domRange = bridge ? [bridge convertNSRangeToDOMRange: range] :
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| 220 | [frame _convertNSRangeToDOMRange: range];
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[443] | 221 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 222 | } else {
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[456] | 223 | domRange = bridge ? [bridge convertNSRangeToDOMRange: range] :
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| 224 | [frame _convertNSRangeToDOMRange: range];
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[183] | 225 | }
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[443] | 226 |
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| 227 | url = [s substringWithRange: range];
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| 228 | }
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| 229 |
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| 230 | if (ICCF_LaunchURL(url, ICCF_KeyboardAction(downEvent)) && ICCF_prefs.textBlinkEnabled && domRange != nil) {
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| 231 | NSRect selectionRect = [(WebHTMLView *)self selectionRect];
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| 232 | for (int i = 0 ; i < ICCF_prefs.textBlinkCount ; i++) {
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| 233 | [webView setSelectedDOMRange: nil affinity: NSSelectionAffinityDownstream];
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| 234 | [self setNeedsDisplayInRect: selectionRect];
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| 235 | [self display];
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| 236 | usleep(kICBlinkDelayUsecs);
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| 237 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 238 | [self setNeedsDisplayInRect: selectionRect];
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| 239 | [self display];
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| 240 | usleep(kICBlinkDelayUsecs);
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[182] | 241 | }
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[436] | 242 | }
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[443] | 243 | } @catch (NSException *e) {
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| 244 | ICCF_HandleException(e, downEvent);
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| 245 | } @finally {
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| 246 | [selectedRange release]; selectedRange = nil;
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| 247 | [downEvent release]; downEvent = nil;
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[455] | 248 | if (!elementIsEditable && !webViewIsEditable) {
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[443] | 249 | [webView setEditable: NO];
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[448] | 250 | if (isContinuousSpellCheckingEnabled)
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| 251 | [webView setContinuousSpellCheckingEnabled: YES];
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| 252 | if (isGrammarCheckingEnabled)
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| 253 | [webView setGrammarCheckingEnabled: YES];
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| 254 | }
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[456] | 255 | ICCF_StopIC();
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[443] | 256 | }
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[66] | 257 | }
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| 258 |
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| 259 | @end
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