gecko-dev/toolkit/content/finddialog.js

152 строки
4.7 KiB
JavaScript

// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
Components.utils.import("resource://gre/modules/Services.jsm");
Components.utils.import("resource://gre/modules/FormHistory.jsm");
var dialog; // Quick access to document/form elements.
var gFindInst; // nsIWebBrowserFind that we're going to use
var gFindInstData; // use this to update the find inst data
function initDialogObject()
{
// Create dialog object and initialize.
dialog = new Object;
dialog.findKey = document.getElementById("dialog.findKey");
dialog.caseSensitive = document.getElementById("dialog.caseSensitive");
dialog.wrap = document.getElementById("dialog.wrap");
dialog.find = document.getElementById("btnFind");
dialog.up = document.getElementById("radioUp");
dialog.down = document.getElementById("radioDown");
dialog.rg = dialog.up.radioGroup;
dialog.bundle = null;
// Move dialog to center, if it not been shown before
var windowElement = document.getElementById("findDialog");
if (!windowElement.hasAttribute("screenX") || !windowElement.hasAttribute("screenY"))
{
sizeToContent();
moveToAlertPosition();
}
}
function fillDialog()
{
// get the find service, which stores global find state
var findService = Components.classes["@mozilla.org/find/find_service;1"]
.getService(Components.interfaces.nsIFindService);
// Set initial dialog field contents. Use the gFindInst attributes first,
// this is necessary for window.find()
dialog.findKey.value = gFindInst.searchString ? gFindInst.searchString : findService.searchString;
dialog.caseSensitive.checked = gFindInst.matchCase ? gFindInst.matchCase : findService.matchCase;
dialog.wrap.checked = gFindInst.wrapFind ? gFindInst.wrapFind : findService.wrapFind;
var findBackwards = gFindInst.findBackwards ? gFindInst.findBackwards : findService.findBackwards;
if (findBackwards)
dialog.rg.selectedItem = dialog.up;
else
dialog.rg.selectedItem = dialog.down;
}
function saveFindData()
{
// get the find service, which stores global find state
var findService = Components.classes["@mozilla.org/find/find_service;1"]
.getService(Components.interfaces.nsIFindService);
// Set data attributes per user input.
findService.searchString = dialog.findKey.value;
findService.matchCase = dialog.caseSensitive.checked;
findService.wrapFind = dialog.wrap.checked;
findService.findBackwards = dialog.up.selected;
}
function onLoad()
{
initDialogObject();
// get the find instance
var arg0 = window.arguments[0];
// If the dialog was opened from window.find(),
// arg0 will be an instance of nsIWebBrowserFind
if (arg0 instanceof Components.interfaces.nsIWebBrowserFind) {
gFindInst = arg0;
} else {
gFindInstData = arg0;
gFindInst = gFindInstData.webBrowserFind;
}
fillDialog();
doEnabling();
if (dialog.findKey.value)
dialog.findKey.select();
dialog.findKey.focus();
}
function onUnload()
{
window.opener.findDialog = 0;
}
function onAccept()
{
if (gFindInstData && gFindInst != gFindInstData.webBrowserFind) {
gFindInstData.init();
gFindInst = gFindInstData.webBrowserFind;
}
// Transfer dialog contents to the find service.
saveFindData();
updateFormHistory();
// set up the find instance
gFindInst.searchString = dialog.findKey.value;
gFindInst.matchCase = dialog.caseSensitive.checked;
gFindInst.wrapFind = dialog.wrap.checked;
gFindInst.findBackwards = dialog.up.selected;
// Search.
var result = gFindInst.findNext();
if (!result)
{
if (!dialog.bundle)
dialog.bundle = document.getElementById("findBundle");
Services.prompt.alert(window, dialog.bundle.getString("notFoundTitle"),
dialog.bundle.getString("notFoundWarning"));
dialog.findKey.select();
dialog.findKey.focus();
}
return false;
}
function doEnabling()
{
dialog.find.disabled = !dialog.findKey.value;
}
function updateFormHistory()
{
if (window.opener.PrivateBrowsingUtils &&
window.opener.PrivateBrowsingUtils.isWindowPrivate(window.opener) ||
!dialog.findKey.value)
return;
if (FormHistory.enabled) {
FormHistory.update({
op: "bump",
fieldname: "find-dialog",
value: dialog.findKey.value
}, {
handleError: function(aError) {
Components.utils.reportError("Saving find to form history failed: " +
aError.message);
}
});
}
}