2008-09-03 17:35:06 +04:00
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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2012-05-30 20:48:24 +04:00
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2008-09-03 17:35:06 +04:00
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var gReplaceDialog; // Quick access to document/form elements.
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var gFindInst; // nsIWebBrowserFind that we're going to use
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var gFindService; // Global service which remembers find params
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var gEditor; // the editor we're using
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function initDialogObject()
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{
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// Create gReplaceDialog object and initialize.
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gReplaceDialog = {};
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gReplaceDialog.findInput = document.getElementById("dialog.findInput");
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gReplaceDialog.replaceInput = document.getElementById("dialog.replaceInput");
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gReplaceDialog.caseSensitive = document.getElementById("dialog.caseSensitive");
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gReplaceDialog.wrap = document.getElementById("dialog.wrap");
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gReplaceDialog.searchBackwards = document.getElementById("dialog.searchBackwards");
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gReplaceDialog.findNext = document.getElementById("findNext");
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gReplaceDialog.replace = document.getElementById("replace");
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gReplaceDialog.replaceAndFind = document.getElementById("replaceAndFind");
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gReplaceDialog.replaceAll = document.getElementById("replaceAll");
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}
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function loadDialog()
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{
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// Set initial dialog field contents.
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// Set initial dialog field contents. Use the gFindInst attributes first,
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// this is necessary for window.find()
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gReplaceDialog.findInput.value = (gFindInst.searchString
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? gFindInst.searchString
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: gFindService.searchString);
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gReplaceDialog.replaceInput.value = gFindService.replaceString;
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gReplaceDialog.caseSensitive.checked = (gFindInst.matchCase
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? gFindInst.matchCase
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: gFindService.matchCase);
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gReplaceDialog.wrap.checked = (gFindInst.wrapFind
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? gFindInst.wrapFind
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: gFindService.wrapFind);
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gReplaceDialog.searchBackwards.checked = (gFindInst.findBackwards
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? gFindInst.findBackwards
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: gFindService.findBackwards);
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doEnabling();
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}
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function onLoad()
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{
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// Get the xul <editor> element:
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var editorElement = window.arguments[0];
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// If we don't get the editor, then we won't allow replacing.
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gEditor = editorElement.getEditor(editorElement.contentWindow);
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if (!gEditor)
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{
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window.close();
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return;
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}
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// Get the nsIWebBrowserFind service:
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gFindInst = editorElement.webBrowserFind;
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try {
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// get the find service, which stores global find state
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gFindService = Components.classes["@mozilla.org/find/find_service;1"]
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.getService(Components.interfaces.nsIFindService);
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} catch(e) { dump("No find service!\n"); gFindService = 0; }
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// Init gReplaceDialog.
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initDialogObject();
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// Change "OK" to "Find".
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//dialog.find.label = document.getElementById("fBLT").getAttribute("label");
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// Fill dialog.
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loadDialog();
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if (gReplaceDialog.findInput.value)
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gReplaceDialog.findInput.select();
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else
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gReplaceDialog.findInput.focus();
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}
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function onUnload() {
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// Disconnect context from this dialog.
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gFindReplaceData.replaceDialog = null;
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}
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function saveFindData()
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{
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// Set data attributes per user input.
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if (gFindService)
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{
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gFindService.searchString = gReplaceDialog.findInput.value;
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gFindService.matchCase = gReplaceDialog.caseSensitive.checked;
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gFindService.wrapFind = gReplaceDialog.wrap.checked;
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gFindService.findBackwards = gReplaceDialog.searchBackwards.checked;
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}
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}
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function setUpFindInst()
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{
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gFindInst.searchString = gReplaceDialog.findInput.value;
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gFindInst.matchCase = gReplaceDialog.caseSensitive.checked;
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gFindInst.wrapFind = gReplaceDialog.wrap.checked;
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gFindInst.findBackwards = gReplaceDialog.searchBackwards.checked;
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}
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function onFindNext()
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{
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// Transfer dialog contents to the find service.
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saveFindData();
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// set up the find instance
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setUpFindInst();
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// Search.
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var result = gFindInst.findNext();
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if (!result)
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{
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var bundle = document.getElementById("findBundle");
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2013-03-10 14:32:06 +04:00
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Services.prompt.alert(window, GetString("Alert"), bundle.getString("notFoundWarning"));
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2008-09-03 17:35:06 +04:00
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SetTextboxFocus(gReplaceDialog.findInput);
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gReplaceDialog.findInput.select();
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gReplaceDialog.findInput.focus();
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return false;
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}
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return true;
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}
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function onReplace()
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{
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if (!gEditor)
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return false;
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// Does the current selection match the find string?
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var selection = gEditor.selection;
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var selStr = selection.toString();
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var specStr = gReplaceDialog.findInput.value;
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if (!gReplaceDialog.caseSensitive.checked)
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{
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selStr = selStr.toLowerCase();
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specStr = specStr.toLowerCase();
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}
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// Unfortunately, because of whitespace we can't just check
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// whether (selStr == specStr), but have to loop ourselves.
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// N chars of whitespace in specStr can match any M >= N in selStr.
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var matches = true;
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var specLen = specStr.length;
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var selLen = selStr.length;
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if (selLen < specLen)
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matches = false;
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else
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{
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var specArray = specStr.match(/\S+|\s+/g);
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var selArray = selStr.match(/\S+|\s+/g);
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if ( specArray.length != selArray.length)
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matches = false;
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else
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{
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for (var i=0; i<selArray.length; i++)
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{
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if (selArray[i] != specArray[i])
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{
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if ( /\S/.test(selArray[i][0]) || /\S/.test(specArray[i][0]) )
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{
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// not a space chunk -- match fails
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matches = false;
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break;
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}
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else if ( selArray[i].length < specArray[i].length )
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{
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// if it's a space chunk then we only care that sel be
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// at least as long as spec
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matches = false;
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break;
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}
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}
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}
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}
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}
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// If the current selection doesn't match the pattern,
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// then we want to find the next match, but not do the replace.
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// That's what most other apps seem to do.
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// So here, just return.
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if (!matches)
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return false;
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// Transfer dialog contents to the find service.
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saveFindData();
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// For reverse finds, need to remember the caret position
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// before current selection
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var newRange;
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if (gReplaceDialog.searchBackwards.checked && selection.rangeCount > 0)
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{
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newRange = selection.getRangeAt(0).cloneRange();
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newRange.collapse(true);
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}
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// nsPlaintextEditor::InsertText fails if the string is empty,
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// so make that a special case:
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var replStr = gReplaceDialog.replaceInput.value;
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if (replStr == "")
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2012-09-03 01:23:47 +04:00
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gEditor.deleteSelection(gEditor.eNone, gEditor.eStrip);
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2008-09-03 17:35:06 +04:00
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else
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gEditor.insertText(replStr);
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// For reverse finds, need to move caret just before the replaced text
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if (gReplaceDialog.searchBackwards.checked && newRange)
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{
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gEditor.selection.removeAllRanges();
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gEditor.selection.addRange(newRange);
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}
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return true;
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}
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function onReplaceAll()
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{
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if (!gEditor)
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return;
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var findStr = gReplaceDialog.findInput.value;
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var repStr = gReplaceDialog.replaceInput.value;
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// Transfer dialog contents to the find service.
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saveFindData();
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var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"].createInstance().QueryInterface(Components.interfaces.nsIFind);
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finder.caseSensitive = gReplaceDialog.caseSensitive.checked;
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finder.findBackwards = gReplaceDialog.searchBackwards.checked;
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// We want the whole operation to be undoable in one swell foop,
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// so start a transaction:
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gEditor.beginTransaction();
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// and to make sure we close the transaction, guard against exceptions:
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try {
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// Make a range containing the current selection,
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// so we don't go past it when we wrap.
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var selection = gEditor.selection;
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var selecRange;
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if (selection.rangeCount > 0)
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selecRange = selection.getRangeAt(0);
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var origRange = selecRange.cloneRange();
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// We'll need a range for the whole document:
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var wholeDocRange = gEditor.document.createRange();
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var rootNode = gEditor.rootElement.QueryInterface(Components.interfaces.nsIDOMNode);
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wholeDocRange.selectNodeContents(rootNode);
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// And start and end points:
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var endPt = gEditor.document.createRange();
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if (gReplaceDialog.searchBackwards.checked)
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{
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endPt.setStart(wholeDocRange.startContainer, wholeDocRange.startOffset);
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endPt.setEnd(wholeDocRange.startContainer, wholeDocRange.startOffset);
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}
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else
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{
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endPt.setStart(wholeDocRange.endContainer, wholeDocRange.endOffset);
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endPt.setEnd(wholeDocRange.endContainer, wholeDocRange.endOffset);
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}
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// Find and replace from here to end (start) of document:
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var foundRange;
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var searchRange = wholeDocRange.cloneRange();
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while ((foundRange = finder.Find(findStr, searchRange,
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selecRange, endPt)) != null)
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{
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gEditor.selection.removeAllRanges();
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gEditor.selection.addRange(foundRange);
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// The editor will leave the caret at the end of the replaced text.
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// For reverse finds, we need it at the beginning,
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// so save the next position now.
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if (gReplaceDialog.searchBackwards.checked)
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{
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selecRange = foundRange.cloneRange();
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selecRange.setEnd(selecRange.startContainer, selecRange.startOffset);
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}
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// nsPlaintextEditor::InsertText fails if the string is empty,
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// so make that a special case:
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if (repStr == "")
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2012-09-03 01:23:47 +04:00
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gEditor.deleteSelection(gEditor.eNone, gEditor.eStrip);
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2008-09-03 17:35:06 +04:00
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else
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gEditor.insertText(repStr);
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// If we're going forward, we didn't save selecRange before, so do it now:
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if (!gReplaceDialog.searchBackwards.checked)
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{
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selection = gEditor.selection;
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if (selection.rangeCount <= 0) {
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gEditor.endTransaction();
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return;
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}
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selecRange = selection.getRangeAt(0).cloneRange();
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}
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}
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// If no wrapping, then we're done
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if (!gReplaceDialog.wrap.checked) {
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gEditor.endTransaction();
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return;
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}
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// If wrapping, find from start/end of document back to start point.
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if (gReplaceDialog.searchBackwards.checked)
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{
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// Collapse origRange to end
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origRange.setStart(origRange.endContainer, origRange.endOffset);
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// Set current position to document end
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selecRange.setEnd(wholeDocRange.endContainer, wholeDocRange.endOffset);
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selecRange.setStart(wholeDocRange.endContainer, wholeDocRange.endOffset);
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}
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else
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{
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// Collapse origRange to start
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origRange.setEnd(origRange.startContainer, origRange.startOffset);
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// Set current position to document start
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selecRange.setStart(wholeDocRange.startContainer,
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wholeDocRange.startOffset);
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selecRange.setEnd(wholeDocRange.startContainer, wholeDocRange.startOffset);
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}
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while ((foundRange = finder.Find(findStr, wholeDocRange,
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selecRange, origRange)) != null)
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{
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gEditor.selection.removeAllRanges();
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gEditor.selection.addRange(foundRange);
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// Save insert point for backward case
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if (gReplaceDialog.searchBackwards.checked)
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{
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selecRange = foundRange.cloneRange();
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selecRange.setEnd(selecRange.startContainer, selecRange.startOffset);
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}
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// nsPlaintextEditor::InsertText fails if the string is empty,
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// so make that a special case:
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if (repStr == "")
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2012-09-03 01:23:47 +04:00
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gEditor.deleteSelection(gEditor.eNone, gEditor.eStrip);
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2008-09-03 17:35:06 +04:00
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else
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gEditor.insertText(repStr);
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// Get insert point for forward case
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if (!gReplaceDialog.searchBackwards.checked)
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{
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selection = gEditor.selection;
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if (selection.rangeCount <= 0) {
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gEditor.endTransaction();
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return;
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}
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selecRange = selection.getRangeAt(0);
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}
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}
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} // end try
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catch (e) { }
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gEditor.endTransaction();
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}
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function doEnabling()
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{
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var findStr = gReplaceDialog.findInput.value;
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var repStr = gReplaceDialog.replaceInput.value;
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gReplaceDialog.enabled = findStr;
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gReplaceDialog.findNext.disabled = !findStr;
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|
gReplaceDialog.replace.disabled = !findStr;
|
|
|
|
gReplaceDialog.replaceAndFind.disabled = !findStr;
|
|
|
|
gReplaceDialog.replaceAll.disabled = !findStr;
|
|
|
|
}
|