From e48f8945b32ab5b67f1cdeb53a37d3d196e31e4d Mon Sep 17 00:00:00 2001 From: Aleksander Machniak <alec@alec.pl> Date: Fri, 20 May 2016 05:19:01 -0400 Subject: [PATCH] Fix bug where message list columns could be in wrong order after column drag-n-drop and list sorting --- program/js/list.js | 1020 ++++++++++++++++++++++++++++++++++++++++------------------- 1 files changed, 685 insertions(+), 335 deletions(-) diff --git a/program/js/list.js b/program/js/list.js index 99c47d9..9b0bd9a 100644 --- a/program/js/list.js +++ b/program/js/list.js @@ -1,26 +1,40 @@ -/* - +-----------------------------------------------------------------------+ - | Roundcube List Widget | - | | - | This file is part of the Roundcube Webmail client | - | Copyright (C) 2006-2009, The Roundcube Dev Team | - | | - | Licensed under the GNU General Public License version 3 or | - | any later version with exceptions for skins & plugins. | - | See the README file for a full license statement. | - | | - +-----------------------------------------------------------------------+ - | Authors: Thomas Bruederli <roundcube@gmail.com> | - | Charles McNulty <charles@charlesmcnulty.com> | - +-----------------------------------------------------------------------+ - | Requires: common.js | - +-----------------------------------------------------------------------+ -*/ +/** + * Roundcube List Widget + * + * This file is part of the Roundcube Webmail client + * + * @licstart The following is the entire license notice for the + * JavaScript code in this file. + * + * Copyright (c) 2005-2014, The Roundcube Dev Team + * + * The JavaScript code in this page is free software: you can + * redistribute it and/or modify it under the terms of the GNU + * General Public License (GNU GPL) as published by the Free Software + * Foundation, either version 3 of the License, or (at your option) + * any later version. The code is distributed WITHOUT ANY WARRANTY; + * without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU GPL for more details. + * + * As additional permission under GNU GPL version 3 section 7, you + * may distribute non-source (e.g., minimized or compacted) forms of + * that code without the copy of the GNU GPL normally required by + * section 4, provided you include this license notice and a URL + * through which recipients can access the Corresponding Source. + * + * @licend The above is the entire license notice + * for the JavaScript code in this file. + * + * @author Thomas Bruederli <roundcube@gmail.com> + * @author Charles McNulty <charles@charlesmcnulty.com> + * + * @requires jquery.js, common.js + */ /** * Roundcube List Widget class - * @contructor + * @constructor */ function rcube_list_widget(list, p) { @@ -30,13 +44,14 @@ this.BACKSPACE_KEY = 8; this.list = list ? list : null; - this.frame = null; - this.rows = []; + this.tagname = this.list ? this.list.nodeName.toLowerCase() : 'table'; + this.id_regexp = /^rcmrow([a-z0-9\-_=\+\/]+)/i; + this.rows = {}; this.selection = []; this.rowcount = 0; this.colcount = 0; - this.subject_col = -1; + this.subject_col = 0; this.modkey = 0; this.multiselect = false; this.multiexpand = false; @@ -45,23 +60,26 @@ this.column_movable = false; this.keyboard = false; this.toggleselect = false; + this.aria_listbox = false; + this.parent_focus = true; - this.dont_select = false; this.drag_active = false; this.col_drag_active = false; this.column_fixed = null; - this.last_selected = 0; - this.shift_start = 0; - this.in_selection_before = false; + this.last_selected = null; + this.shift_start = null; this.focused = false; this.drag_mouse_start = null; - this.dblclick_time = 600; - this.row_init = function(){}; + this.dblclick_time = 500; // default value on MS Windows is 500 + this.row_init = function(){}; // @deprecated; use list.addEventListener('initrow') instead // overwrite default paramaters if (p && typeof p === 'object') for (var n in p) this[n] = p[n]; + + // register this instance + rcube_list_widget._instances.push(this); }; @@ -73,15 +91,31 @@ */ init: function() { - if (this.list && this.list.tBodies[0]) { - this.rows = []; + if (this.tagname == 'table' && this.list && this.list.tBodies[0]) { + this.thead = this.list.tHead; + this.tbody = this.list.tBodies[0]; + } + else if (this.tagname != 'table' && this.list) { + this.tbody = this.list; + } + + if ($(this.list).attr('role') == 'listbox') { + this.aria_listbox = true; + if (this.multiselect) + $(this.list).attr('aria-multiselectable', 'true'); + } + + var me = this; + + if (this.tbody) { + this.rows = {}; this.rowcount = 0; - var r, len, rows = this.list.tBodies[0].rows; + var r, len, rows = this.tbody.childNodes; for (r=0, len=rows.length; r<len; r++) { - this.init_row(rows[r]); - this.rowcount++; + if (rows[r].nodeType == 1) + this.rowcount += this.init_row(rows[r]) ? 1 : 0; } this.init_header(); @@ -89,10 +123,19 @@ // set body events if (this.keyboard) { - rcube_event.add_listener({event:bw.opera?'keypress':'keydown', object:this, method:'key_press'}); - rcube_event.add_listener({event:'keydown', object:this, method:'key_down'}); + rcube_event.add_listener({event:'keydown', object:this, method:'key_press'}); + + // allow the table element to receive focus. + $(this.list).attr('tabindex', '0') + .on('focus', function(e){ me.focus(e); }); } } + + if (this.parent_focus) { + this.list.parentNode.onclick = function(e) { me.focus(); }; + } + + return this; }, @@ -101,35 +144,61 @@ */ init_row: function(row) { + row.uid = this.get_row_uid(row); + // make references in internal array and set event handlers - if (row && String(row.id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i)) { - var self = this, - uid = RegExp.$1; - row.uid = uid; + if (row && row.uid) { + var self = this, uid = row.uid; this.rows[uid] = {uid:uid, id:row.id, obj:row}; - // set eventhandlers to table row - row.onmousedown = function(e){ return self.drag_row(e, this.uid); }; - row.onmouseup = function(e){ return self.click_row(e, this.uid); }; + $(row).data('uid', uid) + // set eventhandlers to table row (only left-button-clicks in mouseup) + .mousedown(function(e) { return self.drag_row(e, this.uid); }) + .mouseup(function(e) { + if (e.which == 1 && !self.drag_active) + return self.click_row(e, this.uid); + else + return true; + }); - if (bw.mobile) { + if (bw.touch && row.addEventListener) { row.addEventListener('touchstart', function(e) { if (e.touches.length == 1) { - if (!self.drag_row(rcube_event.touchevent(e.touches[0]), this.uid)) - e.preventDefault(); + self.touchmoved = false; + self.drag_row(rcube_event.touchevent(e.touches[0]), this.uid) } }, false); row.addEventListener('touchend', function(e) { - if (e.changedTouches.length == 1) - if (!self.click_row(rcube_event.touchevent(e.changedTouches[0]), this.uid)) + if (e.changedTouches.length == 1) { + if (!self.touchmoved && !self.click_row(rcube_event.touchevent(e.changedTouches[0]), this.uid)) e.preventDefault(); + } }, false); + row.addEventListener('touchmove', function(e) { + if (e.changedTouches.length == 1) { + self.touchmoved = true; + if (self.drag_active) + e.preventDefault(); + } + }, false); + } + + // label the list row with the subject col as descriptive label + if (this.aria_listbox) { + var lbl_id = 'l:' + row.id; + $(row) + .attr('role', 'option') + .attr('aria-labelledby', lbl_id) + .find(this.col_tagname()).eq(this.subject_col).attr('id', lbl_id); } if (document.all) row.onselectstart = function() { return false; }; - this.row_init(this.rows[uid]); + this.row_init(this.rows[uid]); // legacy support + this.triggerEvent('initrow', this.rows[uid]); + + return true; } }, @@ -139,35 +208,107 @@ */ init_header: function() { - if (this.list && this.list.tHead) { + if (this.thead) { this.colcount = 0; + + if (this.fixed_header) { // copy (modified) fixed header back to the actual table + $(this.list.tHead).replaceWith($(this.fixed_header).find('thead').clone()); + $(this.list.tHead).find('th,td').attr('style', '').find('a').attr('tabindex', '-1'); // remove fixed widths + } + else if (!bw.touch && this.list.className.indexOf('fixedheader') >= 0) { + this.init_fixed_header(); + } var col, r, p = this; // add events for list columns moving - if (this.column_movable && this.list.tHead && this.list.tHead.rows) { - for (r=0; r<this.list.tHead.rows[0].cells.length; r++) { + if (this.column_movable && this.thead && this.thead.rows) { + for (r=0; r<this.thead.rows[0].cells.length; r++) { if (this.column_fixed == r) continue; - col = this.list.tHead.rows[0].cells[r]; - col.onmousedown = function(e){ return p.drag_column(e, this); }; + col = this.thead.rows[0].cells[r]; + col.onmousedown = function(e) { return p.drag_column(e, this); }; this.colcount++; } } } }, +init_fixed_header: function() +{ + var clone = $(this.list.tHead).clone(); + + if (!this.fixed_header) { + this.fixed_header = $('<table>') + .attr('class', this.list.className + ' fixedcopy') + .attr('role', 'presentation') + .css({ position:'fixed' }) + .append(clone) + .append('<tbody></tbody>'); + $(this.list).before(this.fixed_header); + + var me = this; + $(window).resize(function() { me.resize(); }); + $(window).scroll(function() { + var w = $(window); + me.fixed_header.css({ + marginLeft: -w.scrollLeft() + 'px', + marginTop: -w.scrollTop() + 'px' + }); + }); + } + else { + $(this.fixed_header).find('thead').replaceWith(clone); + } + + // avoid scrolling header links being focused + $(this.list.tHead).find('a.sortcol').attr('tabindex', '-1'); + + // set tabindex to fixed header sort links + clone.find('a.sortcol').attr('tabindex', '0'); + + this.thead = clone.get(0); + this.resize(); +}, + +resize: function() +{ + if (!this.fixed_header) + return; + + var column_widths = []; + + // get column widths from original thead + $(this.tbody).parent().find('thead th,thead td').each(function(index) { + column_widths[index] = $(this).width(); + }); + + // apply fixed widths to fixed table header + $(this.thead).parent().width($(this.tbody).parent().width()); + $(this.thead).find('th,td').each(function(index) { + $(this).width(column_widths[index]); + }); + + $(window).scroll(); +}, /** * Remove all list rows */ clear: function(sel) { - var tbody = document.createElement('tbody'); + if (this.tagname == 'table') { + var tbody = document.createElement('tbody'); + this.list.insertBefore(tbody, this.tbody); + this.list.removeChild(this.list.tBodies[1]); + this.tbody = tbody; + } + else { + $(this.row_tagname() + ':not(.thead)', this.tbody).remove(); + } - this.list.insertBefore(tbody, this.list.tBodies[0]); - this.list.removeChild(this.list.tBodies[1]); - this.rows = []; + this.rows = {}; this.rowcount = 0; + this.last_selected = null; if (sel) this.clear_selection(); @@ -175,6 +316,9 @@ // reset scroll position (in Opera) if (this.frame) this.frame.scrollTop = 0; + + // fix list header after removing any rows + this.resize(); }, @@ -183,37 +327,94 @@ */ remove_row: function(uid, sel_next) { - var obj = this.rows[uid] ? this.rows[uid].obj : null; + var self = this, node = this.rows[uid] ? this.rows[uid].obj : null; - if (!obj) + if (!node) return; - obj.style.display = 'none'; + node.style.display = 'none'; if (sel_next) this.select_next(); delete this.rows[uid]; this.rowcount--; + + // fix list header after removing any rows + clearTimeout(this.resize_timeout) + this.resize_timeout = setTimeout(function() { self.resize(); }, 50); }, /** * Add row to the list and initialize it */ -insert_row: function(row, attop) +insert_row: function(row, before) { - var tbody = this.list.tBodies[0]; + var self = this, tbody = this.tbody; - if (attop && tbody.rows.length) - tbody.insertBefore(row, tbody.firstChild); + // create a real dom node first + if (row.nodeName === undefined) { + // for performance reasons use DOM instead of jQuery here + var domrow = document.createElement(this.row_tagname()); + + if (row.id) domrow.id = row.id; + if (row.uid) domrow.uid = row.uid; + if (row.className) domrow.className = row.className; + if (row.style) $.extend(domrow.style, row.style); + + for (var e, domcell, col, i=0; row.cols && i < row.cols.length; i++) { + col = row.cols[i]; + domcell = document.createElement(this.col_tagname()); + if (col.className) domcell.className = col.className; + if (col.innerHTML) domcell.innerHTML = col.innerHTML; + for (e in col.events) + domcell['on' + e] = col.events[e]; + domrow.appendChild(domcell); + } + + row = domrow; + } + + if (before && tbody.childNodes.length) + tbody.insertBefore(row, (typeof before == 'object' && before.parentNode == tbody) ? before : tbody.firstChild); else tbody.appendChild(row); this.init_row(row); this.rowcount++; + + // fix list header after adding any rows + clearTimeout(this.resize_timeout) + this.resize_timeout = setTimeout(function() { self.resize(); }, 50); }, +/** + * + */ +update_row: function(id, cols, newid, select) +{ + var row = this.rows[id]; + if (!row) return false; + + var i, domrow = row.obj; + for (i = 0; cols && i < cols.length; i++) { + this.get_cell(domrow, i).html(cols[i]); + } + + if (newid) { + delete this.rows[id]; + domrow.uid = newid; + domrow.id = 'rcmrow' + newid; + this.init_row(domrow); + + if (select) + this.selection[0] = newid; + + if (this.last_selected == id) + this.last_selected = newid; + } +}, /** @@ -221,38 +422,80 @@ */ focus: function(e) { - var n, id; + if (this.focused) + return; + this.focused = true; - for (n in this.selection) { - id = this.selection[n]; - if (this.rows[id] && this.rows[id].obj) { - $(this.rows[id].obj).addClass('selected').removeClass('unfocused'); - } + if (e) + rcube_event.cancel(e); + + var focus_elem = null; + + if (this.last_selected && this.rows[this.last_selected]) { + focus_elem = $(this.rows[this.last_selected].obj).find(this.col_tagname()).eq(this.subject_col).attr('tabindex', '0'); } // Un-focus already focused elements (#1487123, #1487316, #1488600, #1488620) - $(':focus:not(body)').blur(); - $('iframe').each(function() { this.blur(); }); + if (focus_elem && focus_elem.length) { + // We now fix this by explicitly assigning focus to a dedicated link element + this.focus_noscroll(focus_elem); + } + else { + // It looks that window.focus() does the job for all browsers, but not Firefox (#1489058) + $('iframe,:focus:not(body)').blur(); + window.focus(); + } - if (e || (e = window.event)) - rcube_event.cancel(e); + $(this.list).addClass('focus').removeAttr('tabindex'); + + // set internal focus pointer to first row + if (!this.last_selected) + this.select_first(CONTROL_KEY); }, /** * remove focus from the list */ -blur: function() +blur: function(e) { - var n, id; this.focused = false; - for (n in this.selection) { - id = this.selection[n]; - if (this.rows[id] && this.rows[id].obj) { - $(this.rows[id].obj).removeClass('selected focused').addClass('unfocused'); - } + + // avoid the table getting focus right again + var me = this; + setTimeout(function(){ + $(me.list).removeClass('focus').attr('tabindex', '0'); + }, 20); + + if (this.last_selected && this.rows[this.last_selected]) { + $(this.rows[this.last_selected].obj) + .find(this.col_tagname()).eq(this.subject_col).removeAttr('tabindex'); } +}, + +/** + * Focus the given element without scrolling the list container + */ +focus_noscroll: function(elem) +{ + var y = this.frame.scrollTop || this.frame.scrollY; + elem.focus(); + this.frame.scrollTop = y; +}, + + +/** + * Set/unset the given column as hidden + */ +hide_column: function(col, hide) +{ + var method = hide ? 'addClass' : 'removeClass'; + + if (this.fixed_header) + $(this.row_tagname()+' '+this.col_tagname()+'.'+col, this.fixed_header)[method]('hidden'); + + $(this.row_tagname()+' '+this.col_tagname()+'.'+col, this.list)[method]('hidden'); }, @@ -272,8 +515,8 @@ this.add_dragfix(); // find selected column number - for (var i=0; i<this.list.tHead.rows[0].cells.length; i++) { - if (col == this.list.tHead.rows[0].cells[i]) { + for (var i=0; i<this.thead.rows[0].cells.length; i++) { + if (col == this.thead.rows[0].cells[i]) { this.selected_column = i; break; } @@ -290,30 +533,28 @@ drag_row: function(e, id) { // don't do anything (another action processed before) - var evtarget = rcube_event.get_target(e), - tagname = evtarget.tagName.toLowerCase(); - - if (this.dont_select || (evtarget && (tagname == 'input' || tagname == 'img'))) + if (!this.is_event_target(e)) return true; // accept right-clicks if (rcube_event.get_button(e) == 2) return true; - this.in_selection_before = this.in_selection(id) ? id : false; + this.in_selection_before = e && e.istouch || this.in_selection(id) ? id : false; // selects currently unselected row if (!this.in_selection_before) { var mod_key = rcube_event.get_modifier(e); - this.select_row(id, mod_key, false); + this.select_row(id, mod_key, true); } - if (this.draggable && this.selection.length) { + if (this.draggable && this.selection.length && this.in_selection(id)) { this.drag_start = true; this.drag_mouse_start = rcube_event.get_mouse_pos(e); + rcube_event.add_listener({event:'mousemove', object:this, method:'drag_mouse_move'}); rcube_event.add_listener({event:'mouseup', object:this, method:'drag_mouse_up'}); - if (bw.mobile) { + if (bw.touch) { rcube_event.add_listener({event:'touchmove', object:this, method:'drag_mouse_move'}); rcube_event.add_listener({event:'touchend', object:this, method:'drag_mouse_up'}); } @@ -331,31 +572,26 @@ */ click_row: function(e, id) { - var now = new Date().getTime(), - mod_key = rcube_event.get_modifier(e), - evtarget = rcube_event.get_target(e), - tagname = evtarget.tagName.toLowerCase(); - - if ((evtarget && (tagname == 'input' || tagname == 'img'))) - return true; + // sanity check + if (!id || !this.rows[id]) + return false; // don't do anything (another action processed before) - if (this.dont_select) { - this.dont_select = false; - return false; - } + if (!this.is_event_target(e)) + return true; - var dblclicked = now - this.rows[id].clicked < this.dblclick_time; + var now = new Date().getTime(), + dblclicked = now - this.rows[id].clicked < this.dblclick_time; // unselects currently selected row - if (!this.drag_active && this.in_selection_before == id && !dblclicked) - this.select_row(id, mod_key, false); + if (!this.drag_active && !dblclicked && this.in_selection_before == id) + this.select_row(id, rcube_event.get_modifier(e), true); this.drag_start = false; this.in_selection_before = false; // row was double clicked - if (this.rows && dblclicked && this.in_selection(id)) { + if (this.rowcount && dblclicked && this.in_selection(id)) { this.triggerEvent('dblclick'); now = 0; } @@ -369,7 +605,21 @@ } this.rows[id].clicked = now; + this.focus(); + return false; +}, + + +/** + * Check target of the current event + */ +is_event_target: function(e) +{ + var target = rcube_event.get_target(e), + tagname = target.tagName.toLowerCase(); + + return !(target && (tagname == 'input' || tagname == 'img' || (tagname != 'a' && target.onclick))); }, @@ -393,8 +643,6 @@ evtarget = rcube_event.get_target(e), mod_key = rcube_event.get_modifier(e); - // Don't select this message - this.dont_select = true; // Don't treat double click on the expando as double click on the message. row.clicked = 0; @@ -416,17 +664,18 @@ collapse: function(row) { + var r, depth = row.depth, + new_row = row ? row.obj.nextSibling : null; + row.expanded = false; this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj }); - var depth = row.depth; - var new_row = row ? row.obj.nextSibling : null; - var r; while (new_row) { if (new_row.nodeType == 1) { - var r = this.rows[new_row.uid]; + r = this.rows[new_row.uid]; if (r && r.depth <= depth) break; + $(new_row).css('display', 'none'); if (r.expanded) { r.expanded = false; @@ -435,6 +684,9 @@ } new_row = new_row.nextSibling; } + + this.resize(); + this.triggerEvent('listupdate'); return false; }, @@ -447,11 +699,11 @@ row.expanded = true; depth = row.depth; new_row = row.obj.nextSibling; - this.update_expando(row.uid, true); + this.update_expando(row.id, true); this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj }); } else { - var tbody = this.list.tBodies[0]; + var tbody = this.tbody; new_row = tbody.firstChild; depth = 0; last_expanded_parent_depth = 0; @@ -483,6 +735,8 @@ new_row = new_row.nextSibling; } + this.resize(); + this.triggerEvent('listupdate'); return false; }, @@ -495,7 +749,7 @@ row.expanded = false; depth = row.depth; new_row = row.obj.nextSibling; - this.update_expando(row.uid); + this.update_expando(row.id); this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj }); // don't collapse sub-root tree in multiexpand mode @@ -503,7 +757,7 @@ return false; } else { - new_row = this.list.tBodies[0].firstChild; + new_row = this.tbody.firstChild; depth = 0; } @@ -517,7 +771,7 @@ $(new_row).css('display', 'none'); if (r.has_children && r.expanded) { r.expanded = false; - this.update_expando(r.uid, false); + this.update_expando(r.id, false); this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row }); } } @@ -525,6 +779,8 @@ new_row = new_row.nextSibling; } + this.resize(); + this.triggerEvent('listupdate'); return false; }, @@ -537,11 +793,11 @@ row.expanded = true; depth = row.depth; new_row = row.obj.nextSibling; - this.update_expando(row.uid, true); + this.update_expando(row.id, true); this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj }); } else { - new_row = this.list.tBodies[0].firstChild; + new_row = this.tbody.firstChild; depth = 0; } @@ -554,31 +810,49 @@ $(new_row).css('display', ''); if (r.has_children && !r.expanded) { r.expanded = true; - this.update_expando(r.uid, true); + this.update_expando(r.id, true); this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row }); } } } new_row = new_row.nextSibling; } + + this.resize(); + this.triggerEvent('listupdate'); return false; }, -update_expando: function(uid, expanded) +update_expando: function(id, expanded) { - var expando = document.getElementById('rcmexpando' + uid); + var expando = document.getElementById('rcmexpando' + id); if (expando) expando.className = expanded ? 'expanded' : 'collapsed'; }, +get_row_uid: function(row) +{ + if (!row) + return; + + if (!row.uid) { + var uid = $(row).data('uid'); + if (uid) + row.uid = uid; + else if (String(row.id).match(this.id_regexp)) + row.uid = RegExp.$1; + } + + return row.uid; +}, /** * get first/next/previous/last rows that are not hidden */ get_next_row: function() { - if (!this.rows) + if (!this.rowcount) return false; var last_selected_row = this.rows[this.last_selected], @@ -592,7 +866,7 @@ get_prev_row: function() { - if (!this.rows) + if (!this.rowcount) return false; var last_selected_row = this.rows[this.last_selected], @@ -607,11 +881,11 @@ get_first_row: function() { if (this.rowcount) { - var i, len, rows = this.list.tBodies[0].rows; + var i, uid, rows = this.tbody.childNodes; - for (i=0, len=rows.length-1; i<len; i++) - if (rows[i].id && String(rows[i].id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null) - return RegExp.$1; + for (i=0; i<rows.length; i++) + if (rows[i].id && (uid = this.get_row_uid(rows[i]))) + return uid; } return null; @@ -620,24 +894,42 @@ get_last_row: function() { if (this.rowcount) { - var i, rows = this.list.tBodies[0].rows; + var i, uid, rows = this.tbody.childNodes; for (i=rows.length-1; i>=0; i--) - if (rows[i].id && String(rows[i].id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null) - return RegExp.$1; + if (rows[i].id && (uid = this.get_row_uid(rows[i]))) + return uid; } return null; }, +row_tagname: function() +{ + var row_tagnames = { table:'tr', ul:'li', '*':'div' }; + return row_tagnames[this.tagname] || row_tagnames['*']; +}, + +col_tagname: function() +{ + var col_tagnames = { table:'td', '*':'span' }; + return col_tagnames[this.tagname] || col_tagnames['*']; +}, + +get_cell: function(row, index) +{ + return $(this.col_tagname(), row).eq(index); +}, /** * selects or unselects the proper row depending on the modifier key pressed */ select_row: function(id, mod_key, with_mouse) { - var select_before = this.selection.join(','); - if (!this.multiselect) + var select_before = this.selection.join(','), + in_selection_before = this.in_selection(id); + + if (!this.multiselect && with_mouse) mod_key = 0; if (!this.shift_start) @@ -655,8 +947,10 @@ break; case CONTROL_KEY: - if (!with_mouse) + if (with_mouse) { + this.shift_start = id; this.highlight_row(id, true); + } break; case CONTROL_SHIFT_KEY: @@ -667,23 +961,30 @@ this.highlight_row(id, false); break; } + this.multi_selecting = true; } - // trigger event if selection changed - if (this.selection.join(',') != select_before) - this.triggerEvent('select'); - - if (this.last_selected != 0 && this.rows[this.last_selected]) - $(this.rows[this.last_selected].obj).removeClass('focused'); + if (this.last_selected && this.rows[this.last_selected]) { + $(this.rows[this.last_selected].obj).removeClass('focused') + .find(this.col_tagname()).eq(this.subject_col).removeAttr('tabindex'); + } // unselect if toggleselect is active and the same row was clicked again - if (this.toggleselect && this.last_selected == id) { + if (this.toggleselect && in_selection_before && !mod_key) { this.clear_selection(); - id = null; } - else + // trigger event if selection changed + else if (this.selection.join(',') != select_before) { + this.triggerEvent('select'); + } + + if (this.rows[id]) { $(this.rows[id].obj).addClass('focused'); + // set cursor focus to link inside selected row + if (this.focused) + this.focus_noscroll($(this.rows[id].obj).find(this.col_tagname()).eq(this.subject_col).attr('tabindex', '0')); + } if (!this.selection.length) this.shift_start = null; @@ -724,14 +1025,8 @@ { var row = this.get_first_row(); if (row) { - if (mod_key) { - this.shift_select(row, mod_key); - this.triggerEvent('select'); - this.scrollto(row); - } - else { - this.select(row); - } + this.select_row(row, mod_key, false); + this.scrollto(row); } }, @@ -743,14 +1038,8 @@ { var row = this.get_last_row(); if (row) { - if (mod_key) { - this.shift_select(row, mod_key); - this.triggerEvent('select'); - this.scrollto(row); - } - else { - this.select(row); - } + this.select_row(row, mod_key, false); + this.scrollto(row); } }, @@ -764,7 +1053,7 @@ for (i=0; i<len; i++) if (!this.in_selection(children[i])) - this.select_row(children[i], CONTROL_KEY); + this.select_row(children[i], CONTROL_KEY, true); }, @@ -776,14 +1065,21 @@ if (!this.rows[this.shift_start] || !this.selection.length) this.shift_start = id; - var n, from_rowIndex = this.rows[this.shift_start].obj.rowIndex, - to_rowIndex = this.rows[id].obj.rowIndex, - i = ((from_rowIndex < to_rowIndex)? from_rowIndex : to_rowIndex), - j = ((from_rowIndex > to_rowIndex)? from_rowIndex : to_rowIndex); + var n, i, j, to_row = this.rows[id], + from_rowIndex = this._rowIndex(this.rows[this.shift_start].obj), + to_rowIndex = this._rowIndex(to_row.obj); + + // if we're going down the list, and we hit a thread, and it's closed, select the whole thread + if (from_rowIndex < to_rowIndex && !to_row.expanded && to_row.has_children) + if (to_row = this.rows[(this.row_children(id)).pop()]) + to_rowIndex = this._rowIndex(to_row.obj); + + i = ((from_rowIndex < to_rowIndex) ? from_rowIndex : to_rowIndex), + j = ((from_rowIndex > to_rowIndex) ? from_rowIndex : to_rowIndex); // iterate through the entire message list for (n in this.rows) { - if (this.rows[n].obj.rowIndex >= i && this.rows[n].obj.rowIndex <= j) { + if (this._rowIndex(this.rows[n].obj) >= i && this._rowIndex(this.rows[n].obj) <= j) { if (!this.in_selection(n)) { this.highlight_row(n, true); } @@ -798,13 +1094,21 @@ /** + * Helper method to emulate the rowIndex property of non-tr elements + */ +_rowIndex: function(obj) +{ + return (obj.rowIndex !== undefined) ? obj.rowIndex : $(obj).prevAll().length; +}, + +/** * Check if given id is part of the current selection */ -in_selection: function(id) +in_selection: function(id, index) { for (var n in this.selection) - if (this.selection[n]==id) - return true; + if (this.selection[n] == id) + return index ? parseInt(n) : true; return false; }, @@ -815,7 +1119,7 @@ */ select_all: function(filter) { - if (!this.rows || !this.rows.length) + if (!this.rowcount) return false; // reset but remember selection first @@ -825,10 +1129,10 @@ for (n in this.rows) { if (!filter || this.rows[n][filter] == true) { this.last_selected = n; - this.highlight_row(n, true); + this.highlight_row(n, true, true); } else { - $(this.rows[n].obj).removeClass('selected').removeClass('unfocused'); + $(this.rows[n].obj).removeClass('selected').removeAttr('aria-selected'); } } @@ -847,7 +1151,7 @@ */ invert_selection: function() { - if (!this.rows || !this.rows.length) + if (!this.rowcount) return false; // remember old selection @@ -869,7 +1173,7 @@ /** * Unselect selected row(s) */ -clear_selection: function(id) +clear_selection: function(id, no_event) { var n, num_select = this.selection.length; @@ -885,23 +1189,42 @@ else { for (n in this.selection) if (this.rows[this.selection[n]]) { - $(this.rows[this.selection[n]].obj).removeClass('selected').removeClass('unfocused'); + $(this.rows[this.selection[n]].obj).removeClass('selected').removeAttr('aria-selected'); } this.selection = []; } - if (num_select && !this.selection.length) + if (num_select && !this.selection.length && !no_event) { this.triggerEvent('select'); + this.last_selected = null; + } }, /** * Getter for the selection array */ -get_selection: function() +get_selection: function(deep) { - return this.selection; + var res = $.merge([], this.selection); + + // return children of selected threads even if only root is selected + if (deep !== false && res.length) { + for (var uid, uids, i=0, len=res.length; i<len; i++) { + uid = res[i]; + if (this.rows[uid] && this.rows[uid].has_children && !this.rows[uid].expanded) { + uids = this.row_children(uid); + for (var j=0, uids_len=uids.length; j<uids_len; j++) { + uid = uids[j]; + if (!this.in_selection(uid)) + res.push(uid); + } + } + } + } + + return res; }, @@ -920,33 +1243,34 @@ /** * Highlight/unhighlight a row */ -highlight_row: function(id, multiple) +highlight_row: function(id, multiple, norecur) { if (!this.rows[id]) return; if (!multiple) { if (this.selection.length > 1 || !this.in_selection(id)) { - this.clear_selection(); + this.clear_selection(null, true); this.selection[0] = id; - $(this.rows[id].obj).addClass('selected'); + $(this.rows[id].obj).addClass('selected').attr('aria-selected', 'true'); } } else { - if (!this.in_selection(id)) { // select row + var pre, post, p = this.in_selection(id, true); + + if (p === false) { // select row this.selection.push(id); - $(this.rows[id].obj).addClass('selected'); - if (!this.rows[id].expanded) + $(this.rows[id].obj).addClass('selected').attr('aria-selected', 'true'); + if (!norecur && !this.rows[id].expanded) this.highlight_children(id, true); } else { // unselect row - var p = $.inArray(id, this.selection), - a_pre = this.selection.slice(0, p), - a_post = this.selection.slice(p+1, this.selection.length); + pre = this.selection.slice(0, p); + post = this.selection.slice(p+1, this.selection.length); - this.selection = a_pre.concat(a_post); - $(this.rows[id].obj).removeClass('selected').removeClass('unfocused'); - if (!this.rows[id].expanded) + this.selection = pre.concat(post); + $(this.rows[id].obj).removeClass('selected').removeAttr('aria-selected'); + if (!norecur && !this.rows[id].expanded) this.highlight_children(id, false); } } @@ -964,7 +1288,7 @@ for (i=0; i<len; i++) { selected = this.in_selection(children[i]); if ((status && !selected) || (!status && selected)) - this.highlight_row(children[i], true); + this.highlight_row(children[i], true, true); } }, @@ -975,6 +1299,7 @@ key_press: function(e) { var target = e.target || {}; + if (this.focused != true || target.nodeName == 'INPUT' || target.nodeName == 'TEXTAREA' || target.nodeName == 'SELECT') return true; @@ -989,24 +1314,49 @@ // Stop propagation so that the browser doesn't scroll rcube_event.cancel(e); return this.use_arrow_key(keyCode, mod_key); - case 61: - case 107: // Plus sign on a numeric keypad (fc11 + firefox 3.5.2) - case 109: + case 32: + rcube_event.cancel(e); + return this.select_row(this.last_selected, mod_key, true); + + case 37: // Left arrow key + case 39: // Right arrow key // Stop propagation rcube_event.cancel(e); - var ret = this.use_plusminus_key(keyCode, mod_key); + var ret = this.use_arrow_key(keyCode, mod_key); this.key_pressed = keyCode; this.modkey = mod_key; this.triggerEvent('keypress'); this.modkey = 0; return ret; + case 36: // Home this.select_first(mod_key); return rcube_event.cancel(e); + case 35: // End this.select_last(mod_key); return rcube_event.cancel(e); + + case 27: + if (this.drag_active) + return this.drag_mouse_up(e); + + if (this.col_drag_active) { + this.selected_column = null; + return this.column_drag_mouse_up(e); + } + + return rcube_event.cancel(e); + + case 9: // Tab + this.blur(); + break; + + case 13: // Enter + if (!this.selection.length) + this.select_row(this.last_selected, mod_key, false); + default: this.key_pressed = keyCode; this.modkey = mod_key; @@ -1020,87 +1370,63 @@ return true; }, -/** - * Handler for keydown events - */ -key_down: function(e) -{ - var target = e.target || {}; - if (this.focused != true || target.nodeName == 'INPUT' || target.nodeName == 'TEXTAREA' || target.nodeName == 'SELECT') - return true; - - switch (rcube_event.get_keycode(e)) { - case 27: - if (this.drag_active) - return this.drag_mouse_up(e); - if (this.col_drag_active) { - this.selected_column = null; - return this.column_drag_mouse_up(e); - } - - case 40: - case 38: - case 63233: - case 63232: - case 61: - case 107: - case 109: - case 32: - if (!rcube_event.get_modifier(e) && this.focused) - return rcube_event.cancel(e); - - default: - } - - return true; -}, - /** * Special handling method for arrow keys */ use_arrow_key: function(keyCode, mod_key) { - var new_row; + var new_row, + selected_row = this.rows[this.last_selected]; + // Safari uses the nonstandard keycodes 63232/63233 for up/down, if we're // using the keypress event (but not the keydown or keyup event). if (keyCode == 40 || keyCode == 63233) // down arrow key pressed new_row = this.get_next_row(); else if (keyCode == 38 || keyCode == 63232) // up arrow key pressed new_row = this.get_prev_row(); + else { + if (!selected_row || !selected_row.has_children) + return; + + // expand + if (keyCode == 39) { + if (selected_row.expanded) + return; + + if (mod_key == CONTROL_KEY || this.multiexpand) + this.expand_all(selected_row); + else + this.expand(selected_row); + } + // collapse + else { + if (!selected_row.expanded) + return; + + if (mod_key == CONTROL_KEY || this.multiexpand) + this.collapse_all(selected_row); + else + this.collapse(selected_row); + } + + this.update_expando(selected_row.id, selected_row.expanded); + + return false; + } if (new_row) { + // simulate ctr-key if no rows are selected + if (!mod_key && !this.selection.length) + mod_key = CONTROL_KEY; + this.select_row(new_row.uid, mod_key, false); this.scrollto(new_row.uid); } - - return false; -}, - - -/** - * Special handling method for +/- keys - */ -use_plusminus_key: function(keyCode, mod_key) -{ - var selected_row = this.rows[this.last_selected]; - if (!selected_row) - return; - - if (keyCode == 32) - keyCode = selected_row.expanded ? 109 : 61; - if (keyCode == 61 || keyCode == 107) - if (mod_key == CONTROL_KEY || this.multiexpand) - this.expand_all(selected_row); - else - this.expand(selected_row); - else - if (mod_key == CONTROL_KEY || this.multiexpand) - this.collapse_all(selected_row); - else - this.collapse(selected_row); - - this.update_expando(selected_row.uid, selected_row.expanded); + else if (!new_row && !selected_row) { + // select the first row if none selected yet + this.select_first(CONTROL_KEY); + } return false; }, @@ -1111,9 +1437,11 @@ */ scrollto: function(id) { - var row = this.rows[id].obj; + var row = this.rows[id] ? this.rows[id].obj : null; + if (row && this.frame) { - var scroll_to = Number(row.offsetTop); + var scroll_to = Number(row.offsetTop), + head_offset = 0; // expand thread if target row is hidden (collapsed) if (!scroll_to && this.rows[id].parent_uid) { @@ -1122,8 +1450,14 @@ scroll_to = Number(row.offsetTop); } - if (scroll_to < Number(this.frame.scrollTop)) - this.frame.scrollTop = scroll_to; + if (this.fixed_header) + head_offset = Number(this.thead.offsetHeight); + + // if row is above the frame (or behind header) + if (scroll_to < Number(this.frame.scrollTop) + head_offset) { + // scroll window so that row isn't behind header + this.frame.scrollTop = scroll_to - head_offset; + } else if (scroll_to + Number(row.offsetHeight) > Number(this.frame.scrollTop) + Number(this.frame.offsetHeight)) this.frame.scrollTop = (scroll_to + Number(row.offsetHeight)) - Number(this.frame.offsetHeight); } @@ -1137,7 +1471,7 @@ { // convert touch event if (e.type == 'touchmove') { - if (e.changedTouches.length == 1) + if (e.touches.length == 1 && e.changedTouches.length == 1) e = rcube_event.touchevent(e.changedTouches[0]); else return rcube_event.cancel(e); @@ -1145,70 +1479,72 @@ if (this.drag_start) { // check mouse movement, of less than 3 pixels, don't start dragging - var m = rcube_event.get_mouse_pos(e); + var m = rcube_event.get_mouse_pos(e), + limit = 10, selection = [], self = this; if (!this.drag_mouse_start || (Math.abs(m.x - this.drag_mouse_start.x) < 3 && Math.abs(m.y - this.drag_mouse_start.y) < 3)) return false; + // remember dragging start position + this.drag_start_pos = {left: m.x, top: m.y}; + + // initialize drag layer if (!this.draglayer) this.draglayer = $('<div>').attr('id', 'rcmdraglayer') - .css({ position:'absolute', display:'none', 'z-index':2000 }) + .css({position: 'absolute', display: 'none', 'z-index': 2000}) .appendTo(document.body); + else + this.draglayer.html(''); - // also select childs of (collapsed) threads for dragging - var n, uid, selection = $.merge([], this.selection); - for (n in selection) { - uid = selection[n]; - if (!this.rows[uid].expanded) - this.select_children(uid); - } + // get selected rows (in display order), don't use this.selection here + $(this.row_tagname() + '.selected', this.tbody).each(function() { + var uid = self.get_row_uid(this), row = self.rows[uid]; - // reset content - this.draglayer.html(''); + if (!row || $.inArray(uid, selection) > -1) + return; - // get subjects of selected messages - var c, i, n, subject, obj; - for (n=0; n<this.selection.length; n++) { - // only show 12 lines - if (n>12) { - this.draglayer.append('...'); - break; + selection.push(uid); + + // also handle children of (collapsed) trees for dragging (they might be not selected) + if (row.has_children && !row.expanded) + $.each(self.row_children(uid), function() { + if ($.inArray(this, selection) > -1) + return; + selection.push(this); + }); + + // break the loop asap + if (selection.length > limit + 1) + return false; + }); + + // append subject (of every row up to the limit) to the drag layer + $.each(selection, function(i, uid) { + if (i > limit) { + self.draglayer.append('...'); + return false; } - if (obj = this.rows[this.selection[n]].obj) { - subject = ''; + $('> ' + self.col_tagname(), self.rows[uid].obj).each(function(n, cell) { + if (self.subject_col < 0 || (self.subject_col >= 0 && self.subject_col == n)) { + // remove elements marked with "skip-on-drag" class + cell = $(cell).clone(); + $(cell).find('.skip-on-drag').remove(); - for (c=0, i=0; i<obj.childNodes.length; i++) { - if (obj.childNodes[i].nodeName == 'TD') { - if (n == 0) - this.drag_start_pos = $(obj.childNodes[i]).offset(); + var subject = cell.text(); - if (this.subject_col < 0 || (this.subject_col >= 0 && this.subject_col == c)) { - var entry, node, tmp_node, nodes = obj.childNodes[i].childNodes; - // find text node - for (m=0; m<nodes.length; m++) { - if ((tmp_node = obj.childNodes[i].childNodes[m]) && (tmp_node.nodeType==3 || tmp_node.nodeName=='A')) - node = tmp_node; - } + if (subject) { + // remove leading spaces + subject = $.trim(subject); + // truncate line to 50 characters + subject = (subject.length > 50 ? subject.substring(0, 50) + '...' : subject); - if (!node) - break; - - subject = $(node).text(); - // remove leading spaces - subject = $.trim(subject); - // truncate line to 50 characters - subject = (subject.length > 50 ? subject.substring(0, 50) + '...' : subject); - - entry = $('<div>').text(subject); - this.draglayer.append(entry); - break; - } - c++; + self.draglayer.append($('<div>').text(subject)); + return false; } } - } - } + }); + }); this.draglayer.show(); this.drag_active = true; @@ -1253,7 +1589,7 @@ rcube_event.remove_listener({event:'mousemove', object:this, method:'drag_mouse_move'}); rcube_event.remove_listener({event:'mouseup', object:this, method:'drag_mouse_up'}); - if (bw.mobile) { + if (bw.touch) { rcube_event.remove_listener({event:'touchmove', object:this, method:'drag_mouse_move'}); rcube_event.remove_listener({event:'touchend', object:this, method:'drag_mouse_up'}); } @@ -1261,7 +1597,7 @@ // remove temp divs this.del_dragfix(); - this.triggerEvent('dragend'); + this.triggerEvent('dragend', e); return rcube_event.cancel(e); }, @@ -1281,7 +1617,10 @@ if (!this.col_draglayer) { var lpos = $(this.list).offset(), - cells = this.list.tHead.rows[0].cells; + cells = this.thead.rows[0].cells; + + // fix layer position when list is scrolled + lpos.top += this.list.scrollTop + this.list.parentNode.scrollTop; // create dragging layer this.col_draglayer = $('<div>').attr('id', 'rcmcoldraglayer') @@ -1349,32 +1688,33 @@ this.col_draglayer = null; } - if (this.col_drag_active) - this.focus(); - this.col_drag_active = false; - rcube_event.remove_listener({event:'mousemove', object:this, method:'column_drag_mouse_move'}); rcube_event.remove_listener({event:'mouseup', object:this, method:'column_drag_mouse_up'}); + // remove temp divs this.del_dragfix(); - if (this.selected_column !== null && this.cols && this.cols.length) { - var i, cpos = 0, pos = rcube_event.get_mouse_pos(e); + if (this.col_drag_active) { + this.col_drag_active = false; + this.focus(); + this.triggerEvent('column_dragend', e); - // find destination position - for (i=0; i<this.cols.length; i++) { - if (pos.x >= this.cols[i]/2 + this.list_pos + cpos) - cpos += this.cols[i]; - else - break; - } + if (this.selected_column !== null && this.cols && this.cols.length) { + var i, cpos = 0, pos = rcube_event.get_mouse_pos(e); - if (i != this.selected_column && i != this.selected_column+1) { - this.column_replace(this.selected_column, i); + // find destination position + for (i=0; i<this.cols.length; i++) { + if (pos.x >= this.cols[i]/2 + this.list_pos + cpos) + cpos += this.cols[i]; + else + break; + } + + if (i != this.selected_column && i != this.selected_column+1) { + this.column_replace(this.selected_column, i); + } } } - - this.triggerEvent('column_dragend'); return rcube_event.cancel(e); }, @@ -1393,7 +1733,7 @@ while (row) { if (row.nodeType == 1) { - if ((r = this.rows[row.uid])) { + if (r = this.rows[row.uid]) { if (!r.depth || r.depth <= depth) break; res.push(r.uid); @@ -1428,7 +1768,7 @@ */ del_dragfix: function() { - $('div.iframe-dragdrop-fix').each(function() { this.parentNode.removeChild(this); }); + $('div.iframe-dragdrop-fix').remove(); }, @@ -1437,7 +1777,11 @@ */ column_replace: function(from, to) { - var len, cells = this.list.tHead.rows[0].cells, + // only supported for <table> lists + if (!this.thead || !this.thead.rows) + return; + + var len, cells = this.thead.rows[0].cells, elem = cells[from], before = cells[to], td = document.createElement('td'); @@ -1450,8 +1794,8 @@ cells[0].parentNode.replaceChild(elem, td); // replace list cells - for (r=0, len=this.list.tBodies[0].rows.length; r<len; r++) { - row = this.list.tBodies[0].rows[r]; + for (r=0, len=this.tbody.rows.length; r<len; r++) { + row = this.tbody.rows[r]; elem = row.cells[from]; before = row.cells[to]; @@ -1472,6 +1816,9 @@ else if (this.subject_col > from && to >= this.subject_col) this.subject_col--; + if (this.fixed_header) + this.init_header(); + this.triggerEvent('column_replace'); } @@ -1480,3 +1827,6 @@ rcube_list_widget.prototype.addEventListener = rcube_event_engine.prototype.addEventListener; rcube_list_widget.prototype.removeEventListener = rcube_event_engine.prototype.removeEventListener; rcube_list_widget.prototype.triggerEvent = rcube_event_engine.prototype.triggerEvent; + +// static +rcube_list_widget._instances = []; -- Gitblit v1.9.1