146 lines
4.6 KiB
JavaScript
146 lines
4.6 KiB
JavaScript
var finder; // Find component.
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var data; // Search context (passed as argument).
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var dialog; // Quick access to document/form elements.
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function string2Bool( value )
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{
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return value != "false";
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}
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function bool2String( value )
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{
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if ( value ) {
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return "true";
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} else {
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return "false";
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}
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}
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function initDialog()
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{
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// Create dialog object and initialize.
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dialog = new Object;
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dialog.findKey = document.getElementById("dialog.findKey");
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dialog.caseSensitive = document.getElementById("dialog.caseSensitive");
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dialog.wrap = document.getElementById("dialog.wrap");
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dialog.searchBackwards = document.getElementById("dialog.searchBackwards");
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dialog.find = document.getElementById("dialog.find");
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dialog.cancel = document.getElementById("dialog.cancel");
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dialog.enabled = false;
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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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dialog.findKey.setAttribute( "value", data.searchString );
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if ( data.caseSensitive ) {
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dialog.caseSensitive.setAttribute( "checked", "" );
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} else {
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dialog.caseSensitive.removeAttribute( "checked" );
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}
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if ( data.wrapSearch ) {
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dialog.wrap.setAttribute( "checked", "" );
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} else {
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dialog.wrap.removeAttribute( "checked" );
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}
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if ( data.wearchBackwards ) {
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dialog.searchBackwards.setAttribute( "checked", "" );
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} else {
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dialog.searchBackwards.removeAttribute( "checked" );
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}
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// disable the OK button if no text
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if (dialog.findKey.getAttribute("value") == "") {
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dialog.find.setAttribute( "disabled", "" );
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}
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dialog.findKey.focus();
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}
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function loadData()
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{
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// Set data attributes per user input.
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data.searchString = dialog.findKey.value;
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data.caseSensitive = dialog.caseSensitive.checked;
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data.wrapSearch = dialog.wrap.checked;
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data.searchBackwards = dialog.searchBackwards.checked;
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}
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function onLoad()
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{
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// Init dialog.
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initDialog();
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// Get find component.
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finder = Components.classes[ "component://netscape/appshell/component/find" ].getService();
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finder = finder.QueryInterface( Components.interfaces.nsIFindComponent );
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if ( !finder ) {
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alert( "Error accessing find component\n" );
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window.close();
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return;
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}
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// Save search context.
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data = window.arguments[0];
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// Tell search context about this dialog.
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data.findDialog = window;
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// Turn "data" into weak reference.
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data.ConvertToWeakReference();
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// Fill dialog.
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loadDialog();
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// Give focus to search text field.
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dialog.findKey.focus();
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}
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function onUnload() {
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// Turn "data" back to owning reference (since xpconnect
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// will do Release() regardless).
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data.ConvertToOwningReference();
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// Disconnect context from this dialog.
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data.findDialog = null;
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}
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function find()
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{
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// Transfer dialog contents to data elements.
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loadData();
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// Search.
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finder.FindNext( data );
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}
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function cancel()
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{
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// Close the window.
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window.close();
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}
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function onTyping( key )
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{
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if ( key == 13 && dialog.enabled ) {
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find();
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} else {
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if ( dialog.enabled ) {
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// Disable OK if they delete all the text.
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if ( dialog.findKey.value == "" ) {
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dialog.enabled = false;
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dialog.find.setAttribute( "disabled", "" );
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}
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} else {
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// Enable OK once the user types something.
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if ( dialog.findKey.value != "" ) {
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dialog.enabled = true;
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dialog.find.removeAttribute( "disabled" );
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}
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}
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}
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}
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