Chromium Code Reviews| OLD | NEW |
|---|---|
| 1 <html> | 1 <html> |
| 2 <head> | 2 <head> |
| 3 <meta name="viewport" content="width=device-width" /> | 3 <meta name="viewport" content="width=device-width" /> |
| 4 </head> | 4 </head> |
| 5 <body> | 5 <body> |
| 6 <form action="about:blank"> | 6 <form action="about:blank"> |
| 7 <input id="input_text" type="text" /> | 7 <input id="input_text" type="text" /> |
| 8 <br/> | 8 <br/> |
| 9 </form> | 9 </form> |
| 10 <form> | 10 <form> |
| (...skipping 13 matching lines...) Expand all Loading... | |
| 24 <div id="contenteditable_event" contenteditable><b>ab</b>cd<i>ef<b>gh</b></i ></div> | 24 <div id="contenteditable_event" contenteditable><b>ab</b>cd<i>ef<b>gh</b></i ></div> |
| 25 | 25 |
| 26 <script> | 26 <script> |
| 27 var log = ""; | 27 var log = ""; |
| 28 var mutationObserver = new MutationObserver(function(mutations) { | 28 var mutationObserver = new MutationObserver(function(mutations) { |
| 29 mutations.forEach(function(mutation) { | 29 mutations.forEach(function(mutation) { |
| 30 addEventLog(mutation.type, mutation.detail); | 30 addEventLog(mutation.type, mutation.detail); |
| 31 }); | 31 }); |
| 32 }) | 32 }) |
| 33 | 33 |
| 34 var mutationConfig = { attributes: false, childList: false, chracterData: true } ; | 34 // If |childList| is false, only the first observed element will be observed. I. E., the events we |
| 35 // get are only from |inputText|, not from |contenteditableEvent|. This should b e investigated | |
| 36 // in the future. | |
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Changwan Ryu
2016/05/26 07:38:09
I don't understand this part. Do we ever get any m
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| 37 var mutationConfig = { attributes: false, childList: true, chracterData: true }; | |
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Changwan Ryu
2016/05/26 07:38:09
did you try different combinations for input and c
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| 35 | 38 |
| 36 function addEventLog(type, detail) { | 39 function addEventLog(type, detail) { |
| 37 if (log.length > 0) { | 40 if (log.length > 0) { |
| 38 log += ','; | 41 log += ','; |
| 39 } | 42 } |
| 40 if (detail == null) { | 43 if (detail == null) { |
| 41 log += type; | 44 log += type; |
| 42 } else { | 45 } else { |
| 43 log += type + '(' + detail + ')'; | 46 log += type + '(' + detail + ')'; |
| 44 } | 47 } |
| 45 } | 48 } |
| 46 | 49 |
| 47 function getEventLogs() { | 50 function getEventLogs() { |
| 48 return log; | 51 return log; |
| 49 } | 52 } |
| 50 | 53 |
| 51 function addEventListener(element, event_name) { | 54 function addEventListener(element, event_name) { |
| 52 element.addEventListener(event_name, function (e) { addEventLog(event_name, e. data); }); | 55 element.addEventListener(event_name, function (e) { addEventLog(event_name, e. data); }); |
| 53 } | 56 } |
| 54 | 57 |
| 55 function addKeyEventListener(element, event_name) { | 58 function addKeyEventListener(element, event_name) { |
| 56 element.addEventListener(event_name, function (e) { addEventLog(event_name, e. keyCode); }); | 59 element.addEventListener(event_name, function (e) { addEventLog(event_name, e. keyCode); }); |
| 57 } | 60 } |
| 58 | 61 |
| 59 function addSelectionEventListener(element, event_name) { | 62 function addSelectionEventListener(event_name) { |
| 60 // Note that listeners added to the element are not effective for now. | 63 // Note that listeners added to the element are not effective for now. |
| 61 document.addEventListener(event_name, function (e) { addEventLog(event_name, e .data); }); | 64 document.addEventListener(event_name, function (e) { addEventLog(event_name, e .data); }); |
| 62 } | 65 } |
| 63 | 66 |
| 64 function registerListenersAndObserver(element) { | 67 function registerListenersAndObserver(element) { |
| 65 addKeyEventListener(element, "keydown"); | 68 addKeyEventListener(element, "keydown"); |
| 66 addKeyEventListener(element, "keypress"); | 69 addKeyEventListener(element, "keypress"); |
| 67 addKeyEventListener(element, "keyup"); | 70 addKeyEventListener(element, "keyup"); |
| 68 addEventListener(element, "compositionstart"); | 71 addEventListener(element, "compositionstart"); |
| 69 addEventListener(element, "compositionupdate"); | 72 addEventListener(element, "compositionupdate"); |
| 70 addEventListener(element, "compositionend"); | 73 addEventListener(element, "compositionend"); |
| 71 addEventListener(element, "beforeedit"); | 74 addEventListener(element, "beforeedit"); |
| 72 addEventListener(element, "edit"); | 75 addEventListener(element, "edit"); |
| 73 addEventListener(element, "select"); | 76 addEventListener(element, "select"); |
| 74 addEventListener(element, "change"); | 77 addEventListener(element, "change"); |
| 75 addEventListener(element, "input"); | 78 addEventListener(element, "input"); |
| 76 addSelectionEventListener(element, "selectionchange"); | |
| 77 mutationObserver.observe(element, mutationConfig); | 79 mutationObserver.observe(element, mutationConfig); |
| 78 } | 80 } |
| 79 | 81 |
| 82 var inputText = document.getElementById("input_text"); | |
| 80 var contenteditableEvent = document.getElementById("contenteditable_event"); | 83 var contenteditableEvent = document.getElementById("contenteditable_event"); |
| 81 | 84 |
| 85 // SelectionEventListener should be outside registerListenersAndObserver() to av oid duplication. | |
| 86 addSelectionEventListener("selectionchange"); | |
| 87 | |
| 88 registerListenersAndObserver(inputText); | |
| 82 registerListenersAndObserver(contenteditableEvent); | 89 registerListenersAndObserver(contenteditableEvent); |
| 83 </script> | 90 </script> |
| 84 | 91 |
| 85 </body> | 92 </body> |
| 86 </html> | 93 </html> |
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