[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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[449] | 18 | @interface WebCoreFrameBridge : NSObject
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[443] | 19 | - (DOMRange *)convertNSRangeToDOMRange:(NSRange)range;
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| 20 | - (NSString *)stringForRange:(DOMRange *)range;
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[66] | 21 | @end
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| 22 |
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[456] | 23 | // r31014 and later; likely to move again
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| 24 | @interface WebFrame (WebFrameInternal)
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| 25 | - (DOMRange *)_convertNSRangeToDOMRange:(NSRange)range;
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| 26 | - (NSString *)_stringForRange:(DOMRange *)range;
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| 27 | @end
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| 28 |
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[443] | 29 | // XXX WebHTMLView is going away
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[167] | 30 | @interface WebHTMLView : NSObject
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[66] | 31 |
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[320] | 32 | - (NSRect)selectionRect;
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[443] | 33 | - (DOMRange *)_documentRange;
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[66] | 34 |
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[443] | 35 | - (WebView *)_webView;
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[456] | 36 | - (WebCoreFrameBridge *)_bridge; // moved from WebNSViewExtras in r14032; removed in r31014
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| 37 | - (WebFrame *)_frame; // moved from WebNSViewExtras in r14032
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[167] | 38 |
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[66] | 39 | @end
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| 40 |
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[448] | 41 | // from WebViewPrivate.h (will become public, part of WebViewEditing)
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| 42 | @interface WebView (webViewGrammarChecking)
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| 43 | - (BOOL)isGrammarCheckingEnabled;
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| 44 | - (void)setGrammarCheckingEnabled:(BOOL)flag;
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| 45 | @end
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| 46 |
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[66] | 47 | @implementation ICeCoffEEWebKit
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| 48 |
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| 49 | - (NSMenu *)menuForEvent:(NSEvent *)e;
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| 50 | {
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| 51 | NSMenu *myMenu = [super menuForEvent: e];
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| 52 | return ICCF_MenuForEvent(self, myMenu, e);
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| 53 | }
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| 54 |
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| 55 | static NSEvent *downEvent = nil;
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[443] | 56 | static id /* (WebPolicyDelegate) */ policyDelegate;
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| 57 | static id /* DOMRange */ selectedRange;
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[167] | 58 |
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[467] | 59 | static BOOL ICCF_DOMParentOfClass(DOMNode *node, Class cls) {
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| 60 | do {
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| 61 | if ([node isKindOfClass: cls])
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| 62 | return YES;
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| 63 | } while ( (node = [node parentNode]) != nil);
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| 64 |
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| 65 | return NO;
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| 66 | }
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| 67 | #define ICCF_NodeIs(elt) [clickedNode isKindOfClass: NSClassFromString(@"DOMHTML"elt"Element")]
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| 68 | #define ICCF_DOMParentIs(elt) ICCF_DOMParentOfClass(clickedNode, NSClassFromString(@"DOMHTML"elt"Element"))
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| 69 |
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[66] | 70 | - (void)mouseDown:(NSEvent *)e;
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| 71 | {
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[182] | 72 | [downEvent release]; downEvent = nil;
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[74] | 73 | if (ICCF_enabled && ICCF_prefs.commandClickEnabled && ICCF_EventIsCommandMouseDown(e)) {
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[443] | 74 | if ([self respondsToSelector: @selector(_webView)]) {
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| 75 | WebView *webView = [(WebHTMLView *)self _webView];
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| 76 |
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[467] | 77 | // check that the Command-click isn't being used for discontiguous selection
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| 78 | NSPoint viewClickPt = [webView convertPoint: [e locationInWindow] fromView: nil];
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| 79 | NSDictionary *elementDict = [webView elementAtPoint: viewClickPt];
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| 80 | DOMNode *clickedNode = [elementDict objectForKey: @"WebElementDOMNode"];
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| 81 | if (clickedNode != nil && ICCF_NodeIs("Select")) {
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| 82 | [super mouseDown: e];
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| 83 | return;
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| 84 | }
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| 85 |
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[182] | 86 | // save selection: it may be deselected on super mouseDown
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[443] | 87 | selectedRange = [[webView selectedDOMRange] retain];
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| 88 |
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| 89 | // stop any URL launching from happening
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| 90 | if ([webView isEditable]) {
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| 91 | policyDelegate = [[webView policyDelegate] retain];
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| 92 | [webView setPolicyDelegate: [ICeCoffEEWebPolicyDelegate sharedDelegate]];
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| 93 | }
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| 94 |
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| 95 | downEvent = [e retain];
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[182] | 96 | }
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[66] | 97 | }
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| 98 | [super mouseDown: e];
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| 99 | }
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| 100 |
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| 101 | - (void)mouseUp:(NSEvent *)e;
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| 102 | {
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| 103 | [super mouseUp: e];
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| 104 |
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[443] | 105 | if (downEvent == nil)
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| 106 | return;
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| 107 |
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| 108 | WebView *webView = [(WebHTMLView *)self _webView];
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[455] | 109 | BOOL webViewIsEditable = [webView isEditable];
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| 110 | BOOL elementIsEditable = YES; // don't restore
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[448] | 111 | BOOL isContinuousSpellCheckingEnabled = NO, isGrammarCheckingEnabled = NO;
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[443] | 112 |
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[455] | 113 | if (webViewIsEditable) {
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[443] | 114 | [webView setPolicyDelegate: policyDelegate];
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| 115 | [policyDelegate release]; policyDelegate = nil;
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| 116 | }
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| 117 |
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| 118 | NSPoint downPt = [downEvent locationInWindow];
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| 119 | NSPoint upPt = [e locationInWindow];
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| 120 | if (abs(downPt.x - upPt.x) > kICHysteresisPixels && abs(downPt.y - upPt.y) > kICHysteresisPixels)
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| 121 | return;
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| 122 |
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| 123 | @try {
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[455] | 124 | NSPoint viewClickPt = [webView convertPoint: downPt fromView: nil];
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| 125 | NSDictionary *elementDict = [webView elementAtPoint: viewClickPt];
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| 126 | ICLog(@"elementDict: %@", elementDict);
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| 127 |
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| 128 | NSAssert([elementDict count] != 0, ICCF_LocalizedString(@"Sorry, ICeCoffEE was unable to find anything to select"));
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| 129 |
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| 130 | elementIsEditable = [[elementDict objectForKey: @"WebElementIsContentEditableKey"] boolValue];
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| 131 | if (!elementIsEditable) {
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| 132 | NSAssert(!webViewIsEditable, @"Internal error: uneditable element inside editable WebView");
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[443] | 133 | [webView setEditable: YES];
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[448] | 134 |
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| 135 | // don't want spelling/grammar marks to persist when view is made uneditable again
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| 136 | if ([webView respondsToSelector: @selector(isContinuousSpellCheckingEnabled)] &&
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| 137 | (isContinuousSpellCheckingEnabled = [webView isContinuousSpellCheckingEnabled])) {
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| 138 | if ([webView respondsToSelector: @selector(setContinuousSpellCheckingEnabled:)])
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| 139 | [webView setContinuousSpellCheckingEnabled: NO];
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| 140 | else
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| 141 | isContinuousSpellCheckingEnabled = NO; // don't restore
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| 142 | }
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[443] | 143 |
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[448] | 144 | if ([webView respondsToSelector: @selector(isGrammarCheckingEnabled)] &&
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| 145 | (isGrammarCheckingEnabled = [webView isGrammarCheckingEnabled])) {
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| 146 | if ([webView respondsToSelector: @selector(setGrammarCheckingEnabled:)])
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| 147 | [webView setGrammarCheckingEnabled: NO];
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| 148 | else
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| 149 | isGrammarCheckingEnabled = NO; // don't restore
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| 150 | }
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| 151 | }
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| 152 |
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[455] | 153 | DOMNode *clickedNode = [elementDict objectForKey: @"WebElementDOMNode"];
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[457] | 154 | BOOL elementIsHTMLInput = ICCF_NodeIs("Input");
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[455] | 155 |
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[457] | 156 | if (!elementIsEditable && (elementIsHTMLInput || ICCF_DOMParentIs("Button") || ICCF_NodeIs("FieldSet"))) {
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[455] | 157 | ICLog(@"got an uneditable form field (e.g., button)");
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| 158 | return;
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| 159 | }
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[443] | 160 |
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| 161 | id link = [elementDict objectForKey: @"WebElementLinkURL"];
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| 162 | NSString *url = [link isKindOfClass: [NSURL class]] ? [link absoluteString] : nil;
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[455] | 163 |
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[443] | 164 | ICCF_StartIC();
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| 165 |
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| 166 | id /* DOMRange */ domRange = nil;
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| 167 |
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| 168 | if (url != nil) {
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| 169 | ICLog(@"got a link");
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[455] | 170 | if (!elementIsEditable) {
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[436] | 171 | return;
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[182] | 172 | }
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[443] | 173 | // XXX handle existing selection
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| 174 | domRange = [webView selectedDOMRange];
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[455] | 175 | [domRange selectNode: clickedNode];
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[443] | 176 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 177 | } else {
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[455] | 178 | if (!elementIsEditable) // may have become deselected in mouseDown
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| 179 | [webView setSelectedDOMRange: selectedRange affinity: NSSelectionAffinityDownstream];
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[443] | 180 |
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| 181 | NSRange range = [ICeCoffEETrigger rangeForEvent: downEvent onTarget: (NSView<NSTextInput> *)self];
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[446] | 182 | NSAssert(range.location != NSNotFound, ICCF_LocalizedString(@"Sorry, ICeCoffEE was unable to find anything to select"));
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[443] | 183 |
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[456] | 184 | WebFrame *frame = [(WebHTMLView *)self _frame];
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| 185 | WebCoreFrameBridge *bridge = nil;
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| 186 | if ([self respondsToSelector: @selector(_bridge)])
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| 187 | bridge = [(WebHTMLView *)self _bridge];
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[455] | 188 |
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[443] | 189 | // XXX limit to a reasonable size
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[455] | 190 | NSString *s;
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[457] | 191 | if (elementIsHTMLInput || ICCF_NodeIs("TextArea") || (elementIsEditable && !webViewIsEditable)) {
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| 192 | // for form fields, range will be field-relative rather than document-relative
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| 193 | ICLog(@"Using attributedSubstringFromRange:");
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[455] | 194 | s = [[(NSView<NSTextInput> *)self attributedSubstringFromRange: NSMakeRange(0, UINT_MAX)] string];
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[457] | 195 | } else { // sometimes attributedSubstringFromRange: returns nil
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| 196 | ICLog(@"Using stringForRange:");
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[456] | 197 | domRange = [(WebHTMLView *)self _documentRange];
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| 198 | if (bridge != nil)
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| 199 | s = [bridge stringForRange: domRange];
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| 200 | else if (![frame respondsToSelector: @selector(_stringForRange:)])
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| 201 | return; // WebKit too new?
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| 202 | else
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| 203 | s = [frame _stringForRange: domRange];
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| 204 | }
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[455] | 205 |
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[456] | 206 | if (bridge == nil && ![frame respondsToSelector: @selector(_convertNSRangeToDOMRange:)]) {
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| 207 | return; // WebKit too new?
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| 208 | }
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| 209 |
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[443] | 210 | if (range.length == 0) {
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| 211 | range.length = 1;
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| 212 | range = ICCF_URLEnclosingRange(s, range);
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[456] | 213 | domRange = bridge ? [bridge convertNSRangeToDOMRange: range] :
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| 214 | [frame _convertNSRangeToDOMRange: range];
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[443] | 215 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 216 | } else {
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[456] | 217 | domRange = bridge ? [bridge convertNSRangeToDOMRange: range] :
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| 218 | [frame _convertNSRangeToDOMRange: range];
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[183] | 219 | }
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[443] | 220 |
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| 221 | url = [s substringWithRange: range];
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| 222 | }
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| 223 |
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| 224 | if (ICCF_LaunchURL(url, ICCF_KeyboardAction(downEvent)) && ICCF_prefs.textBlinkEnabled && domRange != nil) {
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| 225 | NSRect selectionRect = [(WebHTMLView *)self selectionRect];
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| 226 | for (int i = 0 ; i < ICCF_prefs.textBlinkCount ; i++) {
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| 227 | [webView setSelectedDOMRange: nil affinity: NSSelectionAffinityDownstream];
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| 228 | [self setNeedsDisplayInRect: selectionRect];
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| 229 | [self display];
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| 230 | usleep(kICBlinkDelayUsecs);
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| 231 | [webView setSelectedDOMRange: domRange affinity: NSSelectionAffinityDownstream];
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| 232 | [self setNeedsDisplayInRect: selectionRect];
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| 233 | [self display];
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| 234 | usleep(kICBlinkDelayUsecs);
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[182] | 235 | }
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[436] | 236 | }
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[443] | 237 | } @catch (NSException *e) {
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| 238 | ICCF_HandleException(e, downEvent);
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| 239 | } @finally {
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| 240 | [selectedRange release]; selectedRange = nil;
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| 241 | [downEvent release]; downEvent = nil;
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[455] | 242 | if (!elementIsEditable && !webViewIsEditable) {
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[443] | 243 | [webView setEditable: NO];
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[448] | 244 | if (isContinuousSpellCheckingEnabled)
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| 245 | [webView setContinuousSpellCheckingEnabled: YES];
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| 246 | if (isGrammarCheckingEnabled)
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| 247 | [webView setGrammarCheckingEnabled: YES];
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| 248 | }
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[456] | 249 | ICCF_StopIC();
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[443] | 250 | }
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[66] | 251 | }
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| 252 |
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| 253 | @end
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