big interface overhaul, new logo

[tt-rss.git] / functions.js

var hotkeys_enabled = true;

function disableHotkeys() {
        hotkeys_enabled = false;
}

function enableHotkeys() {
        hotkeys_enabled = true;
}

function xmlhttp_ready(obj) {
        return obj.readyState == 4 || obj.readyState == 0 || !obj.readyState;
}


function notify_callback() {
        var container = document.getElementById('notify');
        if (xmlhttp.readyState == 4) {
                container.innerHTML=xmlhttp.responseText;
        }
}

function rpc_notify_callback() {
        var container = document.getElementById('notify');
        if (xmlhttp_rpc.readyState == 4) {
                container.innerHTML=xmlhttp_rpc.responseText;
        }
}

function param_escape(arg) {
        if (typeof encodeURIComponent != 'undefined')
                return encodeURIComponent(arg); 
        else
                return escape(arg);
}

function param_unescape(arg) {
        if (typeof decodeURIComponent != 'undefined')
                return decodeURIComponent(arg); 
        else
                return unescape(arg);
}

function delay(gap) {
        var then,now; 
        then=new Date().getTime();
        now=then;
        while((now-then)<gap) {
                now=new Date().getTime();
        }
}

function p_notify(msg) {

        var n = parent.document.getElementById("notify");
        var nb = parent.document.getElementById("notify_body");

        if (!n || !nb) return;

        nb.innerHTML = msg;

        if (msg.length == 0) {
                n.style.display = "none";
        } else {
                n.style.display = "block";
        }

}

function notify(msg) {

        var n = document.getElementById("notify");
        var nb = document.getElementById("notify_body");

        if (!n || !nb) return;

        nb.innerHTML = msg;

        if (msg.length == 0) {
                n.style.display = "none";
        } else {
                n.style.display = "block";
        }

}

function printLockingError() {
        notify("Please wait until operation finishes");}

var seq = "";

function hotkey_handler(e) {

        var keycode;

        if (!hotkeys_enabled) return;

        if (window.event) {
                keycode = window.event.keyCode;
        } else if (e) {
                keycode = e.which;
        }

        if (keycode == 13 || keycode == 27) {
                seq = "";
        } else {
                seq = seq + "" + keycode;
        }

        var piggie = document.getElementById("piggie");

        if (piggie) {

                if (seq.match("807371717369")) {
                        localPiggieFunction(true);
                } else {
                        localPiggieFunction(false);
                }
        }
        
        if (typeof localHotkeyHandler != 'undefined') {
                localHotkeyHandler(keycode);
        }

}

function cleanSelectedList(element) {
        var content = document.getElementById(element);

        for (i = 0; i < content.childNodes.length; i++) {
                content.childNodes[i].className = content.childNodes[i].className.replace("Selected", "");
        }

}


function cleanSelected(element) {
        var content = document.getElementById(element);

        for (i = 0; i < content.rows.length; i++) {
                content.rows[i].className = content.rows[i].className.replace("Selected", "");
        }

}

function getVisibleUnreadHeadlines() {
        var content = document.getElementById("headlinesList");

        var rows = new Array();

        for (i = 0; i < content.rows.length; i++) {
                var row_id = content.rows[i].id.replace("RROW-", "");
                if (row_id.length > 0 && content.rows[i].className.match("Unread")) {
                                rows.push(row_id);      
                }
        }
        return rows;
}

function getVisibleHeadlineIds() {

        var content = document.getElementById("headlinesList");

        var rows = new Array();

        for (i = 0; i < content.rows.length; i++) {
                var row_id = content.rows[i].id.replace("RROW-", "");
                if (row_id.length > 0) {
                                rows.push(row_id);      
                }
        }
        return rows;
}

function getFirstVisibleHeadlineId() {
        var rows = getVisibleHeadlineIds();
        return rows[0];
}

function getLastVisibleHeadlineId() {
        var rows = getVisibleHeadlineIds();
        return rows[rows.length-1];
}

function markHeadline(id) {
        var row = document.getElementById("RROW-" + id);
        if (row) {
                row.className = row.className + "Selected";
        }
}

function getFeedIds() {
        var content = document.getElementById("feedsList");

        var rows = new Array();

        for (i = 0; i < content.rows.length; i++) {
                var id = content.rows[i].id.replace("FEEDR-", "");
                if (id.length > 0) {
                        rows.push(id);
                }
        }

        return rows;
}

function setCookie(name, value, expires, path, domain, secure) {
        document.cookie= name + "=" + escape(value) +
                ((expires) ? "; expires=" + expires.toGMTString() : "") +
                ((path) ? "; path=" + path : "") +
                ((domain) ? "; domain=" + domain : "") +
                ((secure) ? "; secure" : "");
}

function getCookie(name) {

        var dc = document.cookie;
        var prefix = name + "=";
        var begin = dc.indexOf("; " + prefix);
        if (begin == -1) {
            begin = dc.indexOf(prefix);
            if (begin != 0) return null;
        }
        else {
            begin += 2;
        }
        var end = document.cookie.indexOf(";", begin);
        if (end == -1) {
            end = dc.length;
        }
        return unescape(dc.substring(begin + prefix.length, end));
}

function disableContainerChildren(id, disable, doc) {

        if (!doc) doc = document;

        var container = doc.getElementById(id);

        for (var i = 0; i < container.childNodes.length; i++) {
                var child = container.childNodes[i];

                child.disabled = disable;

                if (disable) {
                        if (child.className && child.className.match("button")) {
                                child.className = "disabledButton";
                        }
                } else {
                        if (child.className && child.className.match("disabledButton")) {
                                child.className = "button";
                        }
                }
        }

}

function gotoPreferences() {
        document.location.href = "prefs.php";
}

function gotoMain() {
        document.location.href = "tt-rss.php";
}