Ryan OShea | de36e4a | 2020-03-13 16:26:19 +0000 | [diff] [blame] | 1 | function convertToId(search) |
| 2 | { |
| 3 | var result = ''; |
| 4 | for (i=0;i<search.length;i++) |
| 5 | { |
| 6 | var c = search.charAt(i); |
| 7 | var cn = c.charCodeAt(0); |
| 8 | if (c.match(/[a-z0-9\u0080-\uFFFF]/)) |
| 9 | { |
| 10 | result+=c; |
| 11 | } |
| 12 | else if (cn<16) |
| 13 | { |
| 14 | result+="_0"+cn.toString(16); |
| 15 | } |
| 16 | else |
| 17 | { |
| 18 | result+="_"+cn.toString(16); |
| 19 | } |
| 20 | } |
| 21 | return result; |
| 22 | } |
| 23 | |
| 24 | function getXPos(item) |
| 25 | { |
| 26 | var x = 0; |
| 27 | if (item.offsetWidth) |
| 28 | { |
| 29 | while (item && item!=document.body) |
| 30 | { |
| 31 | x += item.offsetLeft; |
| 32 | item = item.offsetParent; |
| 33 | } |
| 34 | } |
| 35 | return x; |
| 36 | } |
| 37 | |
| 38 | function getYPos(item) |
| 39 | { |
| 40 | var y = 0; |
| 41 | if (item.offsetWidth) |
| 42 | { |
| 43 | while (item && item!=document.body) |
| 44 | { |
| 45 | y += item.offsetTop; |
| 46 | item = item.offsetParent; |
| 47 | } |
| 48 | } |
| 49 | return y; |
| 50 | } |
| 51 | |
| 52 | /* A class handling everything associated with the search panel. |
| 53 | |
| 54 | Parameters: |
| 55 | name - The name of the global variable that will be |
| 56 | storing this instance. Is needed to be able to set timeouts. |
| 57 | resultPath - path to use for external files |
| 58 | */ |
| 59 | function SearchBox(name, resultsPath, inFrame, label) |
| 60 | { |
| 61 | if (!name || !resultsPath) { alert("Missing parameters to SearchBox."); } |
| 62 | |
| 63 | // ---------- Instance variables |
| 64 | this.name = name; |
| 65 | this.resultsPath = resultsPath; |
| 66 | this.keyTimeout = 0; |
| 67 | this.keyTimeoutLength = 500; |
| 68 | this.closeSelectionTimeout = 300; |
| 69 | this.lastSearchValue = ""; |
| 70 | this.lastResultsPage = ""; |
| 71 | this.hideTimeout = 0; |
| 72 | this.searchIndex = 0; |
| 73 | this.searchActive = false; |
| 74 | this.insideFrame = inFrame; |
| 75 | this.searchLabel = label; |
| 76 | |
| 77 | // ----------- DOM Elements |
| 78 | |
| 79 | this.DOMSearchField = function() |
| 80 | { return document.getElementById("MSearchField"); } |
| 81 | |
| 82 | this.DOMSearchSelect = function() |
| 83 | { return document.getElementById("MSearchSelect"); } |
| 84 | |
| 85 | this.DOMSearchSelectWindow = function() |
| 86 | { return document.getElementById("MSearchSelectWindow"); } |
| 87 | |
| 88 | this.DOMPopupSearchResults = function() |
| 89 | { return document.getElementById("MSearchResults"); } |
| 90 | |
| 91 | this.DOMPopupSearchResultsWindow = function() |
| 92 | { return document.getElementById("MSearchResultsWindow"); } |
| 93 | |
| 94 | this.DOMSearchClose = function() |
| 95 | { return document.getElementById("MSearchClose"); } |
| 96 | |
| 97 | this.DOMSearchBox = function() |
| 98 | { return document.getElementById("MSearchBox"); } |
| 99 | |
| 100 | // ------------ Event Handlers |
| 101 | |
| 102 | // Called when focus is added or removed from the search field. |
| 103 | this.OnSearchFieldFocus = function(isActive) |
| 104 | { |
| 105 | this.Activate(isActive); |
| 106 | } |
| 107 | |
| 108 | this.OnSearchSelectShow = function() |
| 109 | { |
| 110 | var searchSelectWindow = this.DOMSearchSelectWindow(); |
| 111 | var searchField = this.DOMSearchSelect(); |
| 112 | |
| 113 | if (this.insideFrame) |
| 114 | { |
| 115 | var left = getXPos(searchField); |
| 116 | var top = getYPos(searchField); |
| 117 | left += searchField.offsetWidth + 6; |
| 118 | top += searchField.offsetHeight; |
| 119 | |
| 120 | // show search selection popup |
| 121 | searchSelectWindow.style.display='block'; |
| 122 | left -= searchSelectWindow.offsetWidth; |
| 123 | searchSelectWindow.style.left = left + 'px'; |
| 124 | searchSelectWindow.style.top = top + 'px'; |
| 125 | } |
| 126 | else |
| 127 | { |
| 128 | var left = getXPos(searchField); |
| 129 | var top = getYPos(searchField); |
| 130 | top += searchField.offsetHeight; |
| 131 | |
| 132 | // show search selection popup |
| 133 | searchSelectWindow.style.display='block'; |
| 134 | searchSelectWindow.style.left = left + 'px'; |
| 135 | searchSelectWindow.style.top = top + 'px'; |
| 136 | } |
| 137 | |
| 138 | // stop selection hide timer |
| 139 | if (this.hideTimeout) |
| 140 | { |
| 141 | clearTimeout(this.hideTimeout); |
| 142 | this.hideTimeout=0; |
| 143 | } |
| 144 | return false; // to avoid "image drag" default event |
| 145 | } |
| 146 | |
| 147 | this.OnSearchSelectHide = function() |
| 148 | { |
| 149 | this.hideTimeout = setTimeout(this.name +".CloseSelectionWindow()", |
| 150 | this.closeSelectionTimeout); |
| 151 | } |
| 152 | |
| 153 | // Called when the content of the search field is changed. |
| 154 | this.OnSearchFieldChange = function(evt) |
| 155 | { |
| 156 | if (this.keyTimeout) // kill running timer |
| 157 | { |
| 158 | clearTimeout(this.keyTimeout); |
| 159 | this.keyTimeout = 0; |
| 160 | } |
| 161 | |
| 162 | var e = (evt) ? evt : window.event; // for IE |
| 163 | if (e.keyCode==40 || e.keyCode==13) |
| 164 | { |
| 165 | if (e.shiftKey==1) |
| 166 | { |
| 167 | this.OnSearchSelectShow(); |
| 168 | var win=this.DOMSearchSelectWindow(); |
| 169 | for (i=0;i<win.childNodes.length;i++) |
| 170 | { |
| 171 | var child = win.childNodes[i]; // get span within a |
| 172 | if (child.className=='SelectItem') |
| 173 | { |
| 174 | child.focus(); |
| 175 | return; |
| 176 | } |
| 177 | } |
| 178 | return; |
| 179 | } |
| 180 | else if (window.frames.MSearchResults.searchResults) |
| 181 | { |
| 182 | var elem = window.frames.MSearchResults.searchResults.NavNext(0); |
| 183 | if (elem) elem.focus(); |
| 184 | } |
| 185 | } |
| 186 | else if (e.keyCode==27) // Escape out of the search field |
| 187 | { |
| 188 | this.DOMSearchField().blur(); |
| 189 | this.DOMPopupSearchResultsWindow().style.display = 'none'; |
| 190 | this.DOMSearchClose().style.display = 'none'; |
| 191 | this.lastSearchValue = ''; |
| 192 | this.Activate(false); |
| 193 | return; |
| 194 | } |
| 195 | |
| 196 | // strip whitespaces |
| 197 | var searchValue = this.DOMSearchField().value.replace(/ +/g, ""); |
| 198 | |
| 199 | if (searchValue != this.lastSearchValue) // search value has changed |
| 200 | { |
| 201 | if (searchValue != "") // non-empty search |
| 202 | { |
| 203 | // set timer for search update |
| 204 | this.keyTimeout = setTimeout(this.name + '.Search()', |
| 205 | this.keyTimeoutLength); |
| 206 | } |
| 207 | else // empty search field |
| 208 | { |
| 209 | this.DOMPopupSearchResultsWindow().style.display = 'none'; |
| 210 | this.DOMSearchClose().style.display = 'none'; |
| 211 | this.lastSearchValue = ''; |
| 212 | } |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | this.SelectItemCount = function(id) |
| 217 | { |
| 218 | var count=0; |
| 219 | var win=this.DOMSearchSelectWindow(); |
| 220 | for (i=0;i<win.childNodes.length;i++) |
| 221 | { |
| 222 | var child = win.childNodes[i]; // get span within a |
| 223 | if (child.className=='SelectItem') |
| 224 | { |
| 225 | count++; |
| 226 | } |
| 227 | } |
| 228 | return count; |
| 229 | } |
| 230 | |
| 231 | this.SelectItemSet = function(id) |
| 232 | { |
| 233 | var i,j=0; |
| 234 | var win=this.DOMSearchSelectWindow(); |
| 235 | for (i=0;i<win.childNodes.length;i++) |
| 236 | { |
| 237 | var child = win.childNodes[i]; // get span within a |
| 238 | if (child.className=='SelectItem') |
| 239 | { |
| 240 | var node = child.firstChild; |
| 241 | if (j==id) |
| 242 | { |
| 243 | node.innerHTML='•'; |
| 244 | } |
| 245 | else |
| 246 | { |
| 247 | node.innerHTML=' '; |
| 248 | } |
| 249 | j++; |
| 250 | } |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | // Called when an search filter selection is made. |
| 255 | // set item with index id as the active item |
| 256 | this.OnSelectItem = function(id) |
| 257 | { |
| 258 | this.searchIndex = id; |
| 259 | this.SelectItemSet(id); |
| 260 | var searchValue = this.DOMSearchField().value.replace(/ +/g, ""); |
| 261 | if (searchValue!="" && this.searchActive) // something was found -> do a search |
| 262 | { |
| 263 | this.Search(); |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | this.OnSearchSelectKey = function(evt) |
| 268 | { |
| 269 | var e = (evt) ? evt : window.event; // for IE |
| 270 | if (e.keyCode==40 && this.searchIndex<this.SelectItemCount()) // Down |
| 271 | { |
| 272 | this.searchIndex++; |
| 273 | this.OnSelectItem(this.searchIndex); |
| 274 | } |
| 275 | else if (e.keyCode==38 && this.searchIndex>0) // Up |
| 276 | { |
| 277 | this.searchIndex--; |
| 278 | this.OnSelectItem(this.searchIndex); |
| 279 | } |
| 280 | else if (e.keyCode==13 || e.keyCode==27) |
| 281 | { |
| 282 | this.OnSelectItem(this.searchIndex); |
| 283 | this.CloseSelectionWindow(); |
| 284 | this.DOMSearchField().focus(); |
| 285 | } |
| 286 | return false; |
| 287 | } |
| 288 | |
| 289 | // --------- Actions |
| 290 | |
| 291 | // Closes the results window. |
| 292 | this.CloseResultsWindow = function() |
| 293 | { |
| 294 | this.DOMPopupSearchResultsWindow().style.display = 'none'; |
| 295 | this.DOMSearchClose().style.display = 'none'; |
| 296 | this.Activate(false); |
| 297 | } |
| 298 | |
| 299 | this.CloseSelectionWindow = function() |
| 300 | { |
| 301 | this.DOMSearchSelectWindow().style.display = 'none'; |
| 302 | } |
| 303 | |
| 304 | // Performs a search. |
| 305 | this.Search = function() |
| 306 | { |
| 307 | this.keyTimeout = 0; |
| 308 | |
| 309 | // strip leading whitespace |
| 310 | var searchValue = this.DOMSearchField().value.replace(/^ +/, ""); |
| 311 | |
| 312 | var code = searchValue.toLowerCase().charCodeAt(0); |
| 313 | var idxChar = searchValue.substr(0, 1).toLowerCase(); |
| 314 | if ( 0xD800 <= code && code <= 0xDBFF && searchValue > 1) // surrogate pair |
| 315 | { |
| 316 | idxChar = searchValue.substr(0, 2); |
| 317 | } |
| 318 | |
| 319 | var resultsPage; |
| 320 | var resultsPageWithSearch; |
| 321 | var hasResultsPage; |
| 322 | |
| 323 | var idx = indexSectionsWithContent[this.searchIndex].indexOf(idxChar); |
| 324 | if (idx!=-1) |
| 325 | { |
| 326 | var hexCode=idx.toString(16); |
| 327 | resultsPage = this.resultsPath + '/' + indexSectionNames[this.searchIndex] + '_' + hexCode + '.html'; |
| 328 | resultsPageWithSearch = resultsPage+'?'+escape(searchValue); |
| 329 | hasResultsPage = true; |
| 330 | } |
| 331 | else // nothing available for this search term |
| 332 | { |
| 333 | resultsPage = this.resultsPath + '/nomatches.html'; |
| 334 | resultsPageWithSearch = resultsPage; |
| 335 | hasResultsPage = false; |
| 336 | } |
| 337 | |
| 338 | window.frames.MSearchResults.location = resultsPageWithSearch; |
| 339 | var domPopupSearchResultsWindow = this.DOMPopupSearchResultsWindow(); |
| 340 | |
| 341 | if (domPopupSearchResultsWindow.style.display!='block') |
| 342 | { |
| 343 | var domSearchBox = this.DOMSearchBox(); |
| 344 | this.DOMSearchClose().style.display = 'inline'; |
| 345 | if (this.insideFrame) |
| 346 | { |
| 347 | var domPopupSearchResults = this.DOMPopupSearchResults(); |
| 348 | domPopupSearchResultsWindow.style.position = 'relative'; |
| 349 | domPopupSearchResultsWindow.style.display = 'block'; |
| 350 | var width = document.body.clientWidth - 8; // the -8 is for IE :-( |
| 351 | domPopupSearchResultsWindow.style.width = width + 'px'; |
| 352 | domPopupSearchResults.style.width = width + 'px'; |
| 353 | } |
| 354 | else |
| 355 | { |
| 356 | var domPopupSearchResults = this.DOMPopupSearchResults(); |
| 357 | var left = getXPos(domSearchBox) + 150; // domSearchBox.offsetWidth; |
| 358 | var top = getYPos(domSearchBox) + 20; // domSearchBox.offsetHeight + 1; |
| 359 | domPopupSearchResultsWindow.style.display = 'block'; |
| 360 | left -= domPopupSearchResults.offsetWidth; |
| 361 | domPopupSearchResultsWindow.style.top = top + 'px'; |
| 362 | domPopupSearchResultsWindow.style.left = left + 'px'; |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | this.lastSearchValue = searchValue; |
| 367 | this.lastResultsPage = resultsPage; |
| 368 | } |
| 369 | |
| 370 | // -------- Activation Functions |
| 371 | |
| 372 | // Activates or deactivates the search panel, resetting things to |
| 373 | // their default values if necessary. |
| 374 | this.Activate = function(isActive) |
| 375 | { |
| 376 | if (isActive || // open it |
| 377 | this.DOMPopupSearchResultsWindow().style.display == 'block' |
| 378 | ) |
| 379 | { |
| 380 | this.DOMSearchBox().className = 'MSearchBoxActive'; |
| 381 | |
| 382 | var searchField = this.DOMSearchField(); |
| 383 | |
| 384 | if (searchField.value == this.searchLabel) // clear "Search" term upon entry |
| 385 | { |
| 386 | searchField.value = ''; |
| 387 | this.searchActive = true; |
| 388 | } |
| 389 | } |
| 390 | else if (!isActive) // directly remove the panel |
| 391 | { |
| 392 | this.DOMSearchBox().className = 'MSearchBoxInactive'; |
| 393 | this.DOMSearchField().value = this.searchLabel; |
| 394 | this.searchActive = false; |
| 395 | this.lastSearchValue = '' |
| 396 | this.lastResultsPage = ''; |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | // ----------------------------------------------------------------------- |
| 402 | |
| 403 | // The class that handles everything on the search results page. |
| 404 | function SearchResults(name) |
| 405 | { |
| 406 | // The number of matches from the last run of <Search()>. |
| 407 | this.lastMatchCount = 0; |
| 408 | this.lastKey = 0; |
| 409 | this.repeatOn = false; |
| 410 | |
| 411 | // Toggles the visibility of the passed element ID. |
| 412 | this.FindChildElement = function(id) |
| 413 | { |
| 414 | var parentElement = document.getElementById(id); |
| 415 | var element = parentElement.firstChild; |
| 416 | |
| 417 | while (element && element!=parentElement) |
| 418 | { |
| 419 | if (element.nodeName == 'DIV' && element.className == 'SRChildren') |
| 420 | { |
| 421 | return element; |
| 422 | } |
| 423 | |
| 424 | if (element.nodeName == 'DIV' && element.hasChildNodes()) |
| 425 | { |
| 426 | element = element.firstChild; |
| 427 | } |
| 428 | else if (element.nextSibling) |
| 429 | { |
| 430 | element = element.nextSibling; |
| 431 | } |
| 432 | else |
| 433 | { |
| 434 | do |
| 435 | { |
| 436 | element = element.parentNode; |
| 437 | } |
| 438 | while (element && element!=parentElement && !element.nextSibling); |
| 439 | |
| 440 | if (element && element!=parentElement) |
| 441 | { |
| 442 | element = element.nextSibling; |
| 443 | } |
| 444 | } |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | this.Toggle = function(id) |
| 449 | { |
| 450 | var element = this.FindChildElement(id); |
| 451 | if (element) |
| 452 | { |
| 453 | if (element.style.display == 'block') |
| 454 | { |
| 455 | element.style.display = 'none'; |
| 456 | } |
| 457 | else |
| 458 | { |
| 459 | element.style.display = 'block'; |
| 460 | } |
| 461 | } |
| 462 | } |
| 463 | |
| 464 | // Searches for the passed string. If there is no parameter, |
| 465 | // it takes it from the URL query. |
| 466 | // |
| 467 | // Always returns true, since other documents may try to call it |
| 468 | // and that may or may not be possible. |
| 469 | this.Search = function(search) |
| 470 | { |
| 471 | if (!search) // get search word from URL |
| 472 | { |
| 473 | search = window.location.search; |
| 474 | search = search.substring(1); // Remove the leading '?' |
| 475 | search = unescape(search); |
| 476 | } |
| 477 | |
| 478 | search = search.replace(/^ +/, ""); // strip leading spaces |
| 479 | search = search.replace(/ +$/, ""); // strip trailing spaces |
| 480 | search = search.toLowerCase(); |
| 481 | search = convertToId(search); |
| 482 | |
| 483 | var resultRows = document.getElementsByTagName("div"); |
| 484 | var matches = 0; |
| 485 | |
| 486 | var i = 0; |
| 487 | while (i < resultRows.length) |
| 488 | { |
| 489 | var row = resultRows.item(i); |
| 490 | if (row.className == "SRResult") |
| 491 | { |
| 492 | var rowMatchName = row.id.toLowerCase(); |
| 493 | rowMatchName = rowMatchName.replace(/^sr\d*_/, ''); // strip 'sr123_' |
| 494 | |
| 495 | if (search.length<=rowMatchName.length && |
| 496 | rowMatchName.substr(0, search.length)==search) |
| 497 | { |
| 498 | row.style.display = 'block'; |
| 499 | matches++; |
| 500 | } |
| 501 | else |
| 502 | { |
| 503 | row.style.display = 'none'; |
| 504 | } |
| 505 | } |
| 506 | i++; |
| 507 | } |
| 508 | document.getElementById("Searching").style.display='none'; |
| 509 | if (matches == 0) // no results |
| 510 | { |
| 511 | document.getElementById("NoMatches").style.display='block'; |
| 512 | } |
| 513 | else // at least one result |
| 514 | { |
| 515 | document.getElementById("NoMatches").style.display='none'; |
| 516 | } |
| 517 | this.lastMatchCount = matches; |
| 518 | return true; |
| 519 | } |
| 520 | |
| 521 | // return the first item with index index or higher that is visible |
| 522 | this.NavNext = function(index) |
| 523 | { |
| 524 | var focusItem; |
| 525 | while (1) |
| 526 | { |
| 527 | var focusName = 'Item'+index; |
| 528 | focusItem = document.getElementById(focusName); |
| 529 | if (focusItem && focusItem.parentNode.parentNode.style.display=='block') |
| 530 | { |
| 531 | break; |
| 532 | } |
| 533 | else if (!focusItem) // last element |
| 534 | { |
| 535 | break; |
| 536 | } |
| 537 | focusItem=null; |
| 538 | index++; |
| 539 | } |
| 540 | return focusItem; |
| 541 | } |
| 542 | |
| 543 | this.NavPrev = function(index) |
| 544 | { |
| 545 | var focusItem; |
| 546 | while (1) |
| 547 | { |
| 548 | var focusName = 'Item'+index; |
| 549 | focusItem = document.getElementById(focusName); |
| 550 | if (focusItem && focusItem.parentNode.parentNode.style.display=='block') |
| 551 | { |
| 552 | break; |
| 553 | } |
| 554 | else if (!focusItem) // last element |
| 555 | { |
| 556 | break; |
| 557 | } |
| 558 | focusItem=null; |
| 559 | index--; |
| 560 | } |
| 561 | return focusItem; |
| 562 | } |
| 563 | |
| 564 | this.ProcessKeys = function(e) |
| 565 | { |
| 566 | if (e.type == "keydown") |
| 567 | { |
| 568 | this.repeatOn = false; |
| 569 | this.lastKey = e.keyCode; |
| 570 | } |
| 571 | else if (e.type == "keypress") |
| 572 | { |
| 573 | if (!this.repeatOn) |
| 574 | { |
| 575 | if (this.lastKey) this.repeatOn = true; |
| 576 | return false; // ignore first keypress after keydown |
| 577 | } |
| 578 | } |
| 579 | else if (e.type == "keyup") |
| 580 | { |
| 581 | this.lastKey = 0; |
| 582 | this.repeatOn = false; |
| 583 | } |
| 584 | return this.lastKey!=0; |
| 585 | } |
| 586 | |
| 587 | this.Nav = function(evt,itemIndex) |
| 588 | { |
| 589 | var e = (evt) ? evt : window.event; // for IE |
| 590 | if (e.keyCode==13) return true; |
| 591 | if (!this.ProcessKeys(e)) return false; |
| 592 | |
| 593 | if (this.lastKey==38) // Up |
| 594 | { |
| 595 | var newIndex = itemIndex-1; |
| 596 | var focusItem = this.NavPrev(newIndex); |
| 597 | if (focusItem) |
| 598 | { |
| 599 | var child = this.FindChildElement(focusItem.parentNode.parentNode.id); |
| 600 | if (child && child.style.display == 'block') // children visible |
| 601 | { |
| 602 | var n=0; |
| 603 | var tmpElem; |
| 604 | while (1) // search for last child |
| 605 | { |
| 606 | tmpElem = document.getElementById('Item'+newIndex+'_c'+n); |
| 607 | if (tmpElem) |
| 608 | { |
| 609 | focusItem = tmpElem; |
| 610 | } |
| 611 | else // found it! |
| 612 | { |
| 613 | break; |
| 614 | } |
| 615 | n++; |
| 616 | } |
| 617 | } |
| 618 | } |
| 619 | if (focusItem) |
| 620 | { |
| 621 | focusItem.focus(); |
| 622 | } |
| 623 | else // return focus to search field |
| 624 | { |
| 625 | parent.document.getElementById("MSearchField").focus(); |
| 626 | } |
| 627 | } |
| 628 | else if (this.lastKey==40) // Down |
| 629 | { |
| 630 | var newIndex = itemIndex+1; |
| 631 | var focusItem; |
| 632 | var item = document.getElementById('Item'+itemIndex); |
| 633 | var elem = this.FindChildElement(item.parentNode.parentNode.id); |
| 634 | if (elem && elem.style.display == 'block') // children visible |
| 635 | { |
| 636 | focusItem = document.getElementById('Item'+itemIndex+'_c0'); |
| 637 | } |
| 638 | if (!focusItem) focusItem = this.NavNext(newIndex); |
| 639 | if (focusItem) focusItem.focus(); |
| 640 | } |
| 641 | else if (this.lastKey==39) // Right |
| 642 | { |
| 643 | var item = document.getElementById('Item'+itemIndex); |
| 644 | var elem = this.FindChildElement(item.parentNode.parentNode.id); |
| 645 | if (elem) elem.style.display = 'block'; |
| 646 | } |
| 647 | else if (this.lastKey==37) // Left |
| 648 | { |
| 649 | var item = document.getElementById('Item'+itemIndex); |
| 650 | var elem = this.FindChildElement(item.parentNode.parentNode.id); |
| 651 | if (elem) elem.style.display = 'none'; |
| 652 | } |
| 653 | else if (this.lastKey==27) // Escape |
| 654 | { |
| 655 | parent.searchBox.CloseResultsWindow(); |
| 656 | parent.document.getElementById("MSearchField").focus(); |
| 657 | } |
| 658 | else if (this.lastKey==13) // Enter |
| 659 | { |
| 660 | return true; |
| 661 | } |
| 662 | return false; |
| 663 | } |
| 664 | |
| 665 | this.NavChild = function(evt,itemIndex,childIndex) |
| 666 | { |
| 667 | var e = (evt) ? evt : window.event; // for IE |
| 668 | if (e.keyCode==13) return true; |
| 669 | if (!this.ProcessKeys(e)) return false; |
| 670 | |
| 671 | if (this.lastKey==38) // Up |
| 672 | { |
| 673 | if (childIndex>0) |
| 674 | { |
| 675 | var newIndex = childIndex-1; |
| 676 | document.getElementById('Item'+itemIndex+'_c'+newIndex).focus(); |
| 677 | } |
| 678 | else // already at first child, jump to parent |
| 679 | { |
| 680 | document.getElementById('Item'+itemIndex).focus(); |
| 681 | } |
| 682 | } |
| 683 | else if (this.lastKey==40) // Down |
| 684 | { |
| 685 | var newIndex = childIndex+1; |
| 686 | var elem = document.getElementById('Item'+itemIndex+'_c'+newIndex); |
| 687 | if (!elem) // last child, jump to parent next parent |
| 688 | { |
| 689 | elem = this.NavNext(itemIndex+1); |
| 690 | } |
| 691 | if (elem) |
| 692 | { |
| 693 | elem.focus(); |
| 694 | } |
| 695 | } |
| 696 | else if (this.lastKey==27) // Escape |
| 697 | { |
| 698 | parent.searchBox.CloseResultsWindow(); |
| 699 | parent.document.getElementById("MSearchField").focus(); |
| 700 | } |
| 701 | else if (this.lastKey==13) // Enter |
| 702 | { |
| 703 | return true; |
| 704 | } |
| 705 | return false; |
| 706 | } |
| 707 | } |
| 708 | |
| 709 | function setKeyActions(elem,action) |
| 710 | { |
| 711 | elem.setAttribute('onkeydown',action); |
| 712 | elem.setAttribute('onkeypress',action); |
| 713 | elem.setAttribute('onkeyup',action); |
| 714 | } |
| 715 | |
| 716 | function setClassAttr(elem,attr) |
| 717 | { |
| 718 | elem.setAttribute('class',attr); |
| 719 | elem.setAttribute('className',attr); |
| 720 | } |
| 721 | |
| 722 | function createResults() |
| 723 | { |
| 724 | var results = document.getElementById("SRResults"); |
| 725 | for (var e=0; e<searchData.length; e++) |
| 726 | { |
| 727 | var id = searchData[e][0]; |
| 728 | var srResult = document.createElement('div'); |
| 729 | srResult.setAttribute('id','SR_'+id); |
| 730 | setClassAttr(srResult,'SRResult'); |
| 731 | var srEntry = document.createElement('div'); |
| 732 | setClassAttr(srEntry,'SREntry'); |
| 733 | var srLink = document.createElement('a'); |
| 734 | srLink.setAttribute('id','Item'+e); |
| 735 | setKeyActions(srLink,'return searchResults.Nav(event,'+e+')'); |
| 736 | setClassAttr(srLink,'SRSymbol'); |
| 737 | srLink.innerHTML = searchData[e][1][0]; |
| 738 | srEntry.appendChild(srLink); |
| 739 | if (searchData[e][1].length==2) // single result |
| 740 | { |
| 741 | srLink.setAttribute('href',searchData[e][1][1][0]); |
| 742 | if (searchData[e][1][1][1]) |
| 743 | { |
| 744 | srLink.setAttribute('target','_parent'); |
| 745 | } |
| 746 | var srScope = document.createElement('span'); |
| 747 | setClassAttr(srScope,'SRScope'); |
| 748 | srScope.innerHTML = searchData[e][1][1][2]; |
| 749 | srEntry.appendChild(srScope); |
| 750 | } |
| 751 | else // multiple results |
| 752 | { |
| 753 | srLink.setAttribute('href','javascript:searchResults.Toggle("SR_'+id+'")'); |
| 754 | var srChildren = document.createElement('div'); |
| 755 | setClassAttr(srChildren,'SRChildren'); |
| 756 | for (var c=0; c<searchData[e][1].length-1; c++) |
| 757 | { |
| 758 | var srChild = document.createElement('a'); |
| 759 | srChild.setAttribute('id','Item'+e+'_c'+c); |
| 760 | setKeyActions(srChild,'return searchResults.NavChild(event,'+e+','+c+')'); |
| 761 | setClassAttr(srChild,'SRScope'); |
| 762 | srChild.setAttribute('href',searchData[e][1][c+1][0]); |
| 763 | if (searchData[e][1][c+1][1]) |
| 764 | { |
| 765 | srChild.setAttribute('target','_parent'); |
| 766 | } |
| 767 | srChild.innerHTML = searchData[e][1][c+1][2]; |
| 768 | srChildren.appendChild(srChild); |
| 769 | } |
| 770 | srEntry.appendChild(srChildren); |
| 771 | } |
| 772 | srResult.appendChild(srEntry); |
| 773 | results.appendChild(srResult); |
| 774 | } |
| 775 | } |
| 776 | |
| 777 | function init_search() |
| 778 | { |
| 779 | var results = document.getElementById("MSearchSelectWindow"); |
| 780 | for (var key in indexSectionLabels) |
| 781 | { |
| 782 | var link = document.createElement('a'); |
| 783 | link.setAttribute('class','SelectItem'); |
| 784 | link.setAttribute('onclick','searchBox.OnSelectItem('+key+')'); |
| 785 | link.href='javascript:void(0)'; |
| 786 | link.innerHTML='<span class="SelectionMark"> </span>'+indexSectionLabels[key]; |
| 787 | results.appendChild(link); |
| 788 | } |
| 789 | searchBox.OnSelectItem(0); |
| 790 | } |
| 791 | |