adjust scroll amount to trigger auto-opening next unread feed

[tt-rss.git] / js / viewfeed.js

diff --git a/js/viewfeed.js b/js/viewfeed.js
index 8a07965fcc0c1d5882037d53343f7615dfd3306b..8f4b6dfe87dad0183f53a9c99fe4fbd3f5499e2d 100644 (file)
--- a/js/viewfeed.js
+++ b/js/viewfeed.js
@@ -108,6 +108,10 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
 
                                initHeadlinesMenu();
 
+                               if (_infscroll_disable)
+                                       hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
+                                               __("Click to open next unread feed.") + "</a>";
+
                                if (_search_query) {
                                        $("feed_title").innerHTML += "<span id='cancel_search'>" +
                                                " (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
@@ -176,7 +180,7 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
 
                                        var hsp = $("headlines-spacer");
 
-                                       if (hsp) hsp.innerHTML = "";
+                                       if (hsp) hsp.innerHTML = "Click to open next unread feed.";
                                }
                        }
 
@@ -194,14 +198,11 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
                        else
                                request_counters(true);
 
-               } else if (transport.responseText) {
+               } else {
                        console.error("Invalid object received: " + transport.responseText);
                        dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
                                        __('Could not update headlines (invalid object received - see error console for details)') +
                                        "</div>");
-               } else {
-                       //notify_error("Error communicating with server.");
-                       Element.show(dijit.byId("net-alert").domNode);
                }
 
                _infscroll_request_sent = 0;
@@ -318,13 +319,11 @@ function article_callback2(transport, id) {
 //                             return;
 //                     }
 
-               } else if (transport.responseText) {
+               } else {
                        console.error("Invalid object received: " + transport.responseText);
 
                        render_article("<div class='whiteBox'>" +
                                        __('Could not display article (invalid object received - see error console for details)') + "</div>");
-               } else {
-                       Element.show(dijit.byId("net-alert").domNode);
                }
 
                var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
@@ -1320,7 +1319,12 @@ function headlines_scroll_handler(e) {
 
                        }
                } else {
-                       if (hsp) hsp.innerHTML = "";
+                       if (hsp)
+                               if (_infscroll_disable)
+                                       hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
+                                               __("Click to open next unread feed.") + "</a>";
+                               else
+                                       hsp.innerHTML = "";
                }
 
                if (isCdmMode()) {
@@ -1356,6 +1360,20 @@ function headlines_scroll_handler(e) {
                                                500);
                                }
                        }
+
+                       if (_infscroll_disable) {
+                               var child = $$("#headlines-frame div[id*=RROW]").last();
+
+                               if (child && $("headlines-frame").scrollTop >
+                                               (child.offsetTop + child.offsetHeight - 50)) {
+
+                                       console.log("we seem to be at an end");
+
+                                       if (getInitParam("on_catchup_show_next_feed") == "1") {
+                                               openNextUnreadFeed();
+                                       }
+                               }
+                       }
                }
 
        } catch (e) {
@@ -1363,6 +1381,16 @@ function headlines_scroll_handler(e) {
        }
 }
 
+function openNextUnreadFeed() {
+       try {
+               var is_cat = activeFeedIsCat();
+               var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
+               if (nuf) viewfeed(nuf, '', is_cat);
+       } catch (e) {
+               exception_error("openNextUnreadFeed", e);
+       }
+}
+
 function catchupBatchedArticles() {
        try {
                if (catchup_id_batch.length > 0 && !_infscroll_request_sent) {
@@ -1767,7 +1795,8 @@ function cdmClicked(event, id) {
                                return !event.shiftKey;
                        }
 
-               } else {
+               } else if (event.target.parents(".cdmHeader").length > 0) {
+
                        toggleSelected(id, true);
 
                        var elem = $("RROW-" + id);