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Snap back to where you were in the home view upon un-narrowing. 

(imported from commit 72458f4006890c392e5ca557f7178260bff7c7f9)
This commit is contained in:
Jessica McKellar 2012-09-17 13:04:52 -04:00
parent 8e1ce1c371
commit 3d2de1fa7c
1 changed files with 16 additions and 2 deletions
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18
zephyr/static/js/zephyr.js
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@ -183,6 +183,9 @@ $(function () {
var selected_zephyr_id = 0; /* to be filled in on document.ready */
var last_received = -1;
var narrowed = false;
// For tracking where you were before you narrowed.
var persistent_zephyr_id = 0;
function get_all_zephyr_rows() {
return $('tr.zephyr_row');
@ -255,7 +258,11 @@ function update_pointer(zephyr) {
$('.selected_zephyr').removeClass('selected_zephyr');
zephyr.addClass('selected_zephyr');
$.post("update", { pointer: selected_zephyr_id });
if (!narrowed) {
// Narrowing is a temporary view on top of the home view and
// doesn't permanently affect where you are.
$.post("update", { pointer: selected_zephyr_id });
}
}
function update_pointer_by_id(zephyr_id) {
@ -434,6 +441,10 @@ function prepare_huddle(recipients) {
}
function do_narrow(description, filter_function) {
// Your pointer isn't changed when narrowed.
narrowed = true;
persistent_zephyr_id = selected_zephyr_id;
// Hide the messages temporarily, so the browser doesn't waste time
// incrementally recalculating the layout.
$("#main_div").hide();
@ -519,10 +530,13 @@ function narrow_instance() {
}
function show_all_messages() {
narrowed = false;
current_view_predicate = home_view;
get_all_zephyr_rows().show();
scroll_to_selected();
// Includes scrolling.
select_zephyr(persistent_zephyr_id);
$("#narrowbox").hide();
$("#show_all_messages").attr("disabled", "disabled");