/*
|
+-----------------------------------------------------------------------+
|
| RoundCube List Widget |
|
| |
|
| This file is part of the RoundCube Webmail client |
|
| Copyright (C) 2006-2009, RoundCube Dev, - Switzerland |
|
| Licensed under the GNU GPL |
|
| |
|
+-----------------------------------------------------------------------+
|
| Authors: Thomas Bruederli <roundcube@gmail.com> |
|
| Charles McNulty <charles@charlesmcnulty.com> |
|
+-----------------------------------------------------------------------+
|
| Requires: common.js |
|
+-----------------------------------------------------------------------+
|
|
$Id$
|
*/
|
|
|
/**
|
* RoundCube List Widget class
|
* @contructor
|
*/
|
function rcube_list_widget(list, p)
|
{
|
// static contants
|
this.ENTER_KEY = 13;
|
this.DELETE_KEY = 46;
|
this.BACKSPACE_KEY = 8;
|
|
this.list = list ? list : null;
|
this.frame = null;
|
this.rows = [];
|
this.selection = [];
|
this.rowcount = 0;
|
this.colcount = 0;
|
|
this.subject_col = -1;
|
this.shiftkey = false;
|
this.multiselect = false;
|
this.multiexpand = false;
|
this.multi_selecting = false;
|
this.draggable = false;
|
this.column_movable = false;
|
this.keyboard = false;
|
this.toggleselect = false;
|
|
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.focused = false;
|
this.drag_mouse_start = null;
|
this.dblclick_time = 600;
|
this.row_init = function(){};
|
|
// overwrite default paramaters
|
if (p && typeof(p) == 'object')
|
for (var n in p)
|
this[n] = p[n];
|
};
|
|
|
rcube_list_widget.prototype = {
|
|
|
/**
|
* get all message rows from HTML table and init each row
|
*/
|
init: function()
|
{
|
if (this.list && this.list.tBodies[0]) {
|
this.rows = [];
|
this.rowcount = 0;
|
|
var r, len, rows = this.list.tBodies[0].rows;
|
|
for (r=0, len=rows.length; r<len; r++) {
|
this.init_row(rows[r]);
|
this.rowcount++;
|
}
|
|
this.init_header();
|
this.frame = this.list.parentNode;
|
|
// 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'});
|
}
|
}
|
},
|
|
|
/**
|
* Init list row and set mouse events on it
|
*/
|
init_row: function(row)
|
{
|
// make references in internal array and set event handlers
|
if (row && String(row.id).match(/rcmrow([a-z0-9\-_=\+\/]+)/i)) {
|
var p = this;
|
var uid = RegExp.$1;
|
row.uid = uid;
|
this.rows[uid] = {uid:uid, id:row.id, obj:row};
|
|
// set eventhandlers to table row
|
row.onmousedown = function(e){ return p.drag_row(e, this.uid); };
|
row.onmouseup = function(e){ return p.click_row(e, this.uid); };
|
|
if (document.all)
|
row.onselectstart = function() { return false; };
|
|
this.row_init(this.rows[uid]);
|
}
|
},
|
|
|
/**
|
* Init list column headers and set mouse events on them
|
*/
|
init_header: function()
|
{
|
if (this.list && this.list.tHead) {
|
this.colcount = 0;
|
|
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_fixed == r)
|
continue;
|
col = this.list.tHead.rows[0].cells[r];
|
col.onmousedown = function(e){ return p.drag_column(e, this); };
|
this.colcount++;
|
}
|
}
|
}
|
},
|
|
|
/**
|
* Remove all list rows
|
*/
|
clear: function(sel)
|
{
|
var tbody = document.createElement('tbody');
|
this.list.insertBefore(tbody, this.list.tBodies[0]);
|
this.list.removeChild(this.list.tBodies[1]);
|
this.rows = [];
|
this.rowcount = 0;
|
|
if (sel)
|
this.clear_selection();
|
},
|
|
|
/**
|
* 'remove' message row from list (just hide it)
|
*/
|
remove_row: function(uid, sel_next)
|
{
|
if (this.rows[uid].obj)
|
this.rows[uid].obj.style.display = 'none';
|
|
if (sel_next)
|
this.select_next();
|
|
delete this.rows[uid];
|
this.rowcount--;
|
},
|
|
|
/**
|
* Add row to the list and initialize it
|
*/
|
insert_row: function(row, attop)
|
{
|
var tbody = this.list.tBodies[0];
|
|
if (attop && tbody.rows.length)
|
tbody.insertBefore(row, tbody.firstChild);
|
else
|
tbody.appendChild(row);
|
|
this.init_row(row);
|
this.rowcount++;
|
},
|
|
|
|
/**
|
* Set focus to the list
|
*/
|
focus: function(e)
|
{
|
var id;
|
this.focused = true;
|
for (var 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 || (e = window.event))
|
rcube_event.cancel(e);
|
},
|
|
|
/**
|
* remove focus from the list
|
*/
|
blur: function()
|
{
|
var id;
|
this.focused = false;
|
for (var n in this.selection) {
|
id = this.selection[n];
|
if (this.rows[id] && this.rows[id].obj) {
|
$(this.rows[id].obj).removeClass('selected').addClass('unfocused');
|
}
|
}
|
},
|
|
|
/**
|
* onmousedown-handler of message list column
|
*/
|
drag_column: function(e, col)
|
{
|
if (this.colcount > 1) {
|
this.drag_start = true;
|
this.drag_mouse_start = rcube_event.get_mouse_pos(e);
|
|
rcube_event.add_listener({event:'mousemove', object:this, method:'column_drag_mouse_move'});
|
rcube_event.add_listener({event:'mouseup', object:this, method:'column_drag_mouse_up'});
|
|
// enable dragging over iframes
|
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]) {
|
this.selected_column = i;
|
break;
|
}
|
}
|
}
|
|
return false;
|
},
|
|
|
/**
|
* onmousedown-handler of message list row
|
*/
|
drag_row: function(e, id)
|
{
|
// don't do anything (another action processed before)
|
var evtarget = rcube_event.get_target(e);
|
var tagname = evtarget.tagName.toLowerCase();
|
if (this.dont_select || (evtarget && (tagname == 'input' || tagname == 'img')))
|
return true;
|
|
// accept right-clicks
|
if (rcube_event.get_button(e) == 2)
|
return true;
|
|
this.in_selection_before = 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);
|
}
|
|
if (this.draggable && this.selection.length) {
|
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'});
|
|
// enable dragging over iframes
|
this.add_dragfix();
|
}
|
|
return false;
|
},
|
|
|
/**
|
* onmouseup-handler of message list row
|
*/
|
click_row: function(e, id)
|
{
|
var now = new Date().getTime();
|
var mod_key = rcube_event.get_modifier(e);
|
var evtarget = rcube_event.get_target(e);
|
var tagname = evtarget.tagName.toLowerCase();
|
|
if ((evtarget && (tagname == 'input' || tagname == 'img')))
|
return true;
|
|
// don't do anything (another action processed before)
|
if (this.dont_select) {
|
this.dont_select = false;
|
return false;
|
}
|
|
var 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);
|
|
this.drag_start = false;
|
this.in_selection_before = false;
|
|
// row was double clicked
|
if (this.rows && dblclicked && this.in_selection(id))
|
this.triggerEvent('dblclick');
|
else
|
this.triggerEvent('click');
|
|
if (!this.drag_active) {
|
// remove temp divs
|
this.del_dragfix();
|
rcube_event.cancel(e);
|
}
|
|
this.rows[id].clicked = now;
|
return false;
|
},
|
|
|
/*
|
* Returns thread root ID for specified row ID
|
*/
|
find_root: function(uid)
|
{
|
var r = this.rows[uid];
|
|
if (r && r.parent_uid)
|
return this.find_root(r.parent_uid);
|
else
|
return uid;
|
},
|
|
|
expand_row: function(e, id)
|
{
|
var row = this.rows[id];
|
var evtarget = rcube_event.get_target(e);
|
var 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;
|
|
if (row.expanded) {
|
evtarget.className = "collapsed";
|
if (mod_key == CONTROL_KEY || this.multiexpand)
|
this.collapse_all(row);
|
else
|
this.collapse(row);
|
}
|
else {
|
evtarget.className = "expanded";
|
if (mod_key == CONTROL_KEY || this.multiexpand)
|
this.expand_all(row);
|
else
|
this.expand(row);
|
}
|
},
|
|
collapse: function(row)
|
{
|
row.expanded = false;
|
this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
|
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];
|
if (r && r.depth <= depth)
|
break;
|
$(new_row).hide();
|
r.expanded = false;
|
this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
|
}
|
new_row = new_row.nextSibling;
|
}
|
|
return false;
|
},
|
|
expand: function(row)
|
{
|
var depth, new_row;
|
var last_expanded_parent_depth;
|
|
if (row) {
|
row.expanded = true;
|
depth = row.depth;
|
new_row = row.obj.nextSibling;
|
this.update_expando(row.uid, true);
|
this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
|
}
|
else {
|
var tbody = this.list.tBodies[0];
|
new_row = tbody.firstChild;
|
depth = 0;
|
last_expanded_parent_depth = 0;
|
}
|
|
while (new_row) {
|
if (new_row.nodeType == 1) {
|
var r = this.rows[new_row.uid];
|
if (r) {
|
if (row && (!r.depth || r.depth <= depth))
|
break;
|
|
if (r.parent_uid) {
|
var p = this.rows[r.parent_uid];
|
if (p && p.expanded) {
|
if ((row && p == row) || last_expanded_parent_depth >= p.depth - 1) {
|
last_expanded_parent_depth = p.depth;
|
$(new_row).show();
|
r.expanded = true;
|
this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
|
}
|
}
|
else
|
if (row && (! p || p.depth <= depth))
|
break;
|
}
|
}
|
}
|
new_row = new_row.nextSibling;
|
}
|
|
return false;
|
},
|
|
|
collapse_all: function(row)
|
{
|
var depth, new_row;
|
var r;
|
|
if (row) {
|
row.expanded = false;
|
depth = row.depth;
|
new_row = row.obj.nextSibling;
|
this.update_expando(row.uid);
|
this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
|
|
// don't collapse sub-root tree in multiexpand mode
|
if (depth && this.multiexpand)
|
return false;
|
}
|
else {
|
var tbody = this.list.tBodies[0];
|
new_row = tbody.firstChild;
|
depth = 0;
|
}
|
|
while (new_row) {
|
if (new_row.nodeType == 1) {
|
var r = this.rows[new_row.uid];
|
if (r) {
|
if (row && (!r.depth || r.depth <= depth))
|
break;
|
|
if (row || r.depth)
|
$(new_row).hide();
|
if (r.has_children) {
|
r.expanded = false;
|
if (!r.depth || !this.multiexpand)
|
this.update_expando(r.uid, false);
|
this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
|
}
|
}
|
}
|
new_row = new_row.nextSibling;
|
}
|
|
return false;
|
},
|
|
expand_all: function(row)
|
{
|
var depth, new_row;
|
var r;
|
|
if (row) {
|
row.expanded = true;
|
depth = row.depth;
|
new_row = row.obj.nextSibling;
|
this.update_expando(row.uid, true);
|
this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
|
}
|
else {
|
var tbody = this.list.tBodies[0];
|
new_row = tbody.firstChild;
|
depth = 0;
|
}
|
|
while (new_row) {
|
if (new_row.nodeType == 1) {
|
var r = this.rows[new_row.uid];
|
if (r) {
|
if (row && r.depth <= depth)
|
break;
|
|
$(new_row).show();
|
if (r.has_children) {
|
r.expanded = true;
|
// in multiexpand mode only root has expando icon
|
// so we don't need to set it for children, this
|
// improves performance because getElementById()
|
// is relatively slow on IE
|
if (!r.depth || !this.multiexpand)
|
this.update_expando(r.uid, true);
|
this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
|
}
|
}
|
}
|
new_row = new_row.nextSibling;
|
}
|
return false;
|
},
|
|
update_expando: function(uid, expanded)
|
{
|
var expando = document.getElementById('rcmexpando' + uid);
|
if (expando)
|
expando.className = expanded ? 'expanded' : 'collapsed';
|
},
|
|
|
/**
|
* get first/next/previous/last rows that are not hidden
|
*/
|
get_next_row: function()
|
{
|
if (!this.rows)
|
return false;
|
|
var last_selected_row = this.rows[this.last_selected];
|
var new_row = last_selected_row ? last_selected_row.obj.nextSibling : null;
|
while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none'))
|
new_row = new_row.nextSibling;
|
|
return new_row;
|
},
|
|
get_prev_row: function()
|
{
|
if (!this.rows)
|
return false;
|
|
var last_selected_row = this.rows[this.last_selected];
|
var new_row = last_selected_row ? last_selected_row.obj.previousSibling : null;
|
while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none'))
|
new_row = new_row.previousSibling;
|
|
return new_row;
|
},
|
|
get_first_row: function()
|
{
|
if (this.rowcount) {
|
var i, len, rows = this.list.tBodies[0].rows;
|
|
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;
|
}
|
|
return null;
|
},
|
|
get_last_row: function()
|
{
|
if (this.rowcount) {
|
var i, rows = this.list.tBodies[0].rows;
|
|
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;
|
}
|
|
return null;
|
},
|
|
|
/**
|
* 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)
|
mod_key = 0;
|
|
if (!this.shift_start)
|
this.shift_start = id
|
|
if (!mod_key) {
|
this.shift_start = id;
|
this.highlight_row(id, false);
|
this.multi_selecting = false;
|
}
|
else {
|
switch (mod_key) {
|
case SHIFT_KEY:
|
this.shift_select(id, false);
|
break;
|
|
case CONTROL_KEY:
|
if (!with_mouse)
|
this.highlight_row(id, true);
|
break;
|
|
case CONTROL_SHIFT_KEY:
|
this.shift_select(id, true);
|
break;
|
|
default:
|
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');
|
|
// unselect if toggleselect is active and the same row was clicked again
|
if (this.toggleselect && this.last_selected == id) {
|
this.clear_selection();
|
id = null;
|
}
|
else
|
$(this.rows[id].obj).addClass('focused');
|
|
if (!this.selection.length)
|
this.shift_start = null;
|
|
this.last_selected = id;
|
},
|
|
|
/**
|
* Alias method for select_row
|
*/
|
select: function(id)
|
{
|
this.select_row(id, false);
|
this.scrollto(id);
|
},
|
|
|
/**
|
* Select row next to the last selected one.
|
* Either below or above.
|
*/
|
select_next: function()
|
{
|
var next_row = this.get_next_row();
|
var prev_row = this.get_prev_row();
|
var new_row = (next_row) ? next_row : prev_row;
|
if (new_row)
|
this.select_row(new_row.uid, false, false);
|
},
|
|
|
/**
|
* Select first row
|
*/
|
select_first: function(mod_key)
|
{
|
var row = this.get_first_row();
|
if (row && mod_key) {
|
this.shift_select(row, mod_key);
|
this.triggerEvent('select');
|
this.scrollto(row);
|
}
|
else if (row)
|
this.select(row);
|
},
|
|
|
/**
|
* Select last row
|
*/
|
select_last: function(mod_key)
|
{
|
var row = this.get_last_row();
|
if (row && mod_key) {
|
this.shift_select(row, mod_key);
|
this.triggerEvent('select');
|
this.scrollto(row);
|
}
|
else if (row)
|
this.select(row);
|
},
|
|
|
/**
|
* Add all childs of the given row to selection
|
*/
|
select_childs: function(uid)
|
{
|
if (!this.rows[uid] || !this.rows[uid].has_children)
|
return;
|
|
var depth = this.rows[uid].depth;
|
var row = this.rows[uid].obj.nextSibling;
|
while (row) {
|
if (row.nodeType == 1) {
|
if ((r = this.rows[row.uid])) {
|
if (!r.depth || r.depth <= depth)
|
break;
|
if (!this.in_selection(r.uid))
|
this.select_row(r.uid, CONTROL_KEY);
|
}
|
}
|
row = row.nextSibling;
|
}
|
},
|
|
|
/**
|
* Perform selection when shift key is pressed
|
*/
|
shift_select: function(id, control)
|
{
|
if (!this.rows[this.shift_start] || !this.selection.length)
|
this.shift_start = id;
|
|
var 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);
|
|
// iterate through the entire message list
|
for (var n in this.rows) {
|
if (this.rows[n].obj.rowIndex >= i && this.rows[n].obj.rowIndex <= j) {
|
if (!this.in_selection(n)) {
|
this.highlight_row(n, true);
|
}
|
}
|
else {
|
if (this.in_selection(n) && !control) {
|
this.highlight_row(n, true);
|
}
|
}
|
}
|
},
|
|
|
/**
|
* Check if given id is part of the current selection
|
*/
|
in_selection: function(id)
|
{
|
for(var n in this.selection)
|
if (this.selection[n]==id)
|
return true;
|
|
return false;
|
},
|
|
|
/**
|
* Select each row in list
|
*/
|
select_all: function(filter)
|
{
|
if (!this.rows || !this.rows.length)
|
return false;
|
|
// reset but remember selection first
|
var select_before = this.selection.join(',');
|
this.selection = [];
|
|
for (var n in this.rows) {
|
if (!filter || this.rows[n][filter] == true) {
|
this.last_selected = n;
|
this.highlight_row(n, true);
|
}
|
else {
|
$(this.rows[n].obj).removeClass('selected').removeClass('unfocused');
|
}
|
}
|
|
// trigger event if selection changed
|
if (this.selection.join(',') != select_before)
|
this.triggerEvent('select');
|
|
this.focus();
|
|
return true;
|
},
|
|
|
/**
|
* Invert selection
|
*/
|
invert_selection: function()
|
{
|
if (!this.rows || !this.rows.length)
|
return false;
|
|
// remember old selection
|
var select_before = this.selection.join(',');
|
|
for (var n in this.rows)
|
this.highlight_row(n, true);
|
|
// trigger event if selection changed
|
if (this.selection.join(',') != select_before)
|
this.triggerEvent('select');
|
|
this.focus();
|
|
return true;
|
},
|
|
|
/**
|
* Unselect selected row(s)
|
*/
|
clear_selection: function(id)
|
{
|
var num_select = this.selection.length;
|
|
// one row
|
if (id) {
|
for (var n=0 in this.selection)
|
if (this.selection[n] == id) {
|
this.selection.splice(n,1);
|
break;
|
}
|
}
|
// all rows
|
else {
|
for (var n in this.selection)
|
if (this.rows[this.selection[n]]) {
|
$(this.rows[this.selection[n]].obj).removeClass('selected').removeClass('unfocused');
|
}
|
|
this.selection = [];
|
}
|
|
if (num_select && !this.selection.length)
|
this.triggerEvent('select');
|
},
|
|
|
/**
|
* Getter for the selection array
|
*/
|
get_selection: function()
|
{
|
return this.selection;
|
},
|
|
|
/**
|
* Return the ID if only one row is selected
|
*/
|
get_single_selection: function()
|
{
|
if (this.selection.length == 1)
|
return this.selection[0];
|
else
|
return null;
|
},
|
|
|
/**
|
* Highlight/unhighlight a row
|
*/
|
highlight_row: function(id, multiple)
|
{
|
if (this.rows[id] && !multiple) {
|
if (this.selection.length > 1 || !this.in_selection(id)) {
|
this.clear_selection();
|
this.selection[0] = id;
|
$(this.rows[id].obj).addClass('selected');
|
}
|
}
|
else if (this.rows[id]) {
|
if (!this.in_selection(id)) { // select row
|
this.selection[this.selection.length] = id;
|
$(this.rows[id].obj).addClass('selected');
|
}
|
else { // unselect row
|
var p = $.inArray(id, this.selection);
|
var a_pre = this.selection.slice(0, p);
|
var a_post = this.selection.slice(p+1, this.selection.length);
|
this.selection = a_pre.concat(a_post);
|
$(this.rows[id].obj).removeClass('selected').removeClass('unfocused');
|
}
|
}
|
},
|
|
|
/**
|
* Handler for keyboard events
|
*/
|
key_press: function(e)
|
{
|
if (this.focused != true)
|
return true;
|
|
var keyCode = rcube_event.get_keycode(e);
|
var mod_key = rcube_event.get_modifier(e);
|
|
switch (keyCode) {
|
case 40:
|
case 38:
|
case 63233: // "down", in safari keypress
|
case 63232: // "up", in safari keypress
|
// 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:
|
// Stop propagation
|
rcube_event.cancel(e);
|
var ret = this.use_plusminus_key(keyCode, mod_key);
|
this.key_pressed = keyCode;
|
this.triggerEvent('keypress');
|
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);
|
default:
|
this.shiftkey = e.shiftKey;
|
this.key_pressed = keyCode;
|
this.triggerEvent('keypress');
|
|
if (this.key_pressed == this.BACKSPACE_KEY)
|
return rcube_event.cancel(e);
|
}
|
|
return true;
|
},
|
|
/**
|
* Handler for keydown events
|
*/
|
key_down: function(e)
|
{
|
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;
|
// 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();
|
|
if (new_row) {
|
this.select_row(new_row.uid, mod_key, true);
|
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);
|
|
return false;
|
},
|
|
|
/**
|
* Try to scroll the list to make the specified row visible
|
*/
|
scrollto: function(id)
|
{
|
var row = this.rows[id].obj;
|
if (row && this.frame) {
|
var scroll_to = Number(row.offsetTop);
|
|
// expand thread if target row is hidden (collapsed)
|
if (!scroll_to && this.rows[id].parent_uid) {
|
var parent = this.find_root(this.rows[id].uid);
|
this.expand_all(this.rows[parent]);
|
scroll_to = Number(row.offsetTop);
|
}
|
|
if (scroll_to < Number(this.frame.scrollTop))
|
this.frame.scrollTop = scroll_to;
|
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);
|
}
|
},
|
|
|
/**
|
* Handler for mouse move events
|
*/
|
drag_mouse_move: function(e)
|
{
|
if (this.drag_start) {
|
// check mouse movement, of less than 3 pixels, don't start dragging
|
var m = rcube_event.get_mouse_pos(e);
|
|
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;
|
|
if (!this.draglayer)
|
this.draglayer = $('<div>').attr('id', 'rcmdraglayer')
|
.css({ position:'absolute', display:'none', 'z-index':2000 })
|
.appendTo(document.body);
|
|
// 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].has_children && !this.rows[uid].expanded)
|
this.select_childs(uid);
|
}
|
|
// get subjects of selected messages
|
var names = '';
|
var c, i, subject, obj;
|
for (var n=0; n<this.selection.length; n++) {
|
// only show 12 lines
|
if (n>12) {
|
names += '...';
|
break;
|
}
|
|
if (obj = this.rows[this.selection[n]].obj) {
|
subject = '';
|
|
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();
|
|
if (this.subject_col < 0 || (this.subject_col >= 0 && this.subject_col == c)) {
|
var 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 (!node)
|
break;
|
|
subject = node.nodeType==3 ? node.data : node.innerHTML;
|
// remove leading spaces
|
subject = subject.replace(/^\s+/i, '');
|
// truncate line to 50 characters
|
names += (subject.length > 50 ? subject.substring(0, 50)+'...' : subject) + '<br />';
|
break;
|
}
|
c++;
|
}
|
}
|
}
|
}
|
|
this.draglayer.html(names);
|
this.draglayer.show();
|
|
this.drag_active = true;
|
this.triggerEvent('dragstart');
|
}
|
|
if (this.drag_active && this.draglayer) {
|
var pos = rcube_event.get_mouse_pos(e);
|
this.draglayer.css({ left:(pos.x+20)+'px', top:(pos.y-5 + (bw.ie ? document.documentElement.scrollTop : 0))+'px' });
|
this.triggerEvent('dragmove', e?e:window.event);
|
}
|
|
this.drag_start = false;
|
|
return false;
|
},
|
|
|
/**
|
* Handler for mouse up events
|
*/
|
drag_mouse_up: function(e)
|
{
|
document.onmousemove = null;
|
|
if (this.draglayer && this.draglayer.is(':visible')) {
|
if (this.drag_start_pos)
|
this.draglayer.animate(this.drag_start_pos, 300, 'swing').hide(20);
|
else
|
this.draglayer.hide();
|
}
|
|
if (this.drag_active)
|
this.focus();
|
this.drag_active = false;
|
|
rcube_event.remove_listener({event:'mousemove', object:this, method:'drag_mouse_move'});
|
rcube_event.remove_listener({event:'mouseup', object:this, method:'drag_mouse_up'});
|
|
// remove temp divs
|
this.del_dragfix();
|
|
this.triggerEvent('dragend');
|
|
return rcube_event.cancel(e);
|
},
|
|
|
/**
|
* Handler for mouse move events for dragging list column
|
*/
|
column_drag_mouse_move: function(e)
|
{
|
if (this.drag_start) {
|
// check mouse movement, of less than 3 pixels, don't start dragging
|
var i, m = rcube_event.get_mouse_pos(e);
|
|
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;
|
|
if (!this.col_draglayer) {
|
var lpos = $(this.list).offset(),
|
cells = this.list.tHead.rows[0].cells;
|
|
// create dragging layer
|
this.col_draglayer = $('<div>').attr('id', 'rcmcoldraglayer')
|
.css(lpos).css({ position:'absolute', 'z-index':2001,
|
'background-color':'white', opacity:0.75,
|
height: (this.frame.offsetHeight-2)+'px', width: (this.frame.offsetWidth-2)+'px' })
|
.appendTo(document.body)
|
// ... and column position indicator
|
.append($('<div>').attr('id', 'rcmcolumnindicator')
|
.css({ position:'absolute', 'border-right':'2px dotted #555',
|
'z-index':2002, height: (this.frame.offsetHeight-2)+'px' }));
|
|
this.cols = [];
|
this.list_pos = this.list_min_pos = lpos.left;
|
// save columns positions
|
for (i=0; i<cells.length; i++) {
|
this.cols[i] = cells[i].offsetWidth;
|
if (this.column_fixed !== null && i <= this.column_fixed) {
|
this.list_min_pos += this.cols[i];
|
}
|
}
|
}
|
|
this.col_draglayer.show();
|
this.col_drag_active = true;
|
this.triggerEvent('column_dragstart');
|
}
|
|
// set column indicator position
|
if (this.col_drag_active && this.col_draglayer) {
|
var i, cpos = 0, pos = rcube_event.get_mouse_pos(e);
|
|
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;
|
}
|
|
// handle fixed columns on left
|
if (i == 0 && this.list_min_pos > pos.x)
|
cpos = this.list_min_pos - this.list_pos;
|
// empty list needs some assignment
|
else if (!this.list.rowcount && i == this.cols.length)
|
cpos -= 2;
|
$('#rcmcolumnindicator').css({ width: cpos+'px'});
|
this.triggerEvent('column_dragmove', e?e:window.event);
|
}
|
|
this.drag_start = false;
|
|
return false;
|
},
|
|
|
/**
|
* Handler for mouse up events for dragging list columns
|
*/
|
column_drag_mouse_up: function(e)
|
{
|
document.onmousemove = null;
|
|
if (this.col_draglayer) {
|
(this.col_draglayer).remove();
|
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);
|
|
// 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);
|
},
|
|
|
/**
|
* Creates a layer for drag&drop over iframes
|
*/
|
add_dragfix: function()
|
{
|
$('iframe').each(function() {
|
$('<div class="iframe-dragdrop-fix"></div>')
|
.css({background: '#fff',
|
width: this.offsetWidth+'px', height: this.offsetHeight+'px',
|
position: 'absolute', opacity: '0.001', zIndex: 1000
|
})
|
.css($(this).offset())
|
.appendTo(document.body);
|
});
|
},
|
|
|
/**
|
* Removes the layer for drag&drop over iframes
|
*/
|
del_dragfix: function()
|
{
|
$('div.iframe-dragdrop-fix').each(function() { this.parentNode.removeChild(this); });
|
},
|
|
|
/**
|
* Replaces two columns
|
*/
|
column_replace: function(from, to)
|
{
|
var cells = this.list.tHead.rows[0].cells,
|
elem = cells[from],
|
before = cells[to],
|
td = document.createElement('td');
|
|
// replace header cells
|
if (before)
|
cells[0].parentNode.insertBefore(td, before);
|
else
|
cells[0].parentNode.appendChild(td);
|
cells[0].parentNode.replaceChild(elem, td);
|
|
// replace list cells
|
for (r=0; r<this.list.tBodies[0].rows.length; r++) {
|
row = this.list.tBodies[0].rows[r];
|
|
elem = row.cells[from];
|
before = row.cells[to];
|
td = document.createElement('td');
|
|
if (before)
|
row.insertBefore(td, before);
|
else
|
row.appendChild(td);
|
row.replaceChild(elem, td);
|
}
|
|
// update subject column position
|
if (this.subject_col == from)
|
this.subject_col = to > from ? to - 1 : to;
|
|
this.triggerEvent('column_replace');
|
}
|
|
};
|
|
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;
|
