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Merge pull request #862 from graymalkin/master 

Added cap on max number of unread lines to load
This commit is contained in:
Lorenz Hübschle-Schneider 2016-11-08 18:19:34 +01:00 committed by GitHub
parent fdb620ddb3 d9b86d28a0
commit d0bf9dc4cf
1 changed files with 3 additions and 5 deletions
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8
js/glowingbear.js
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@ -145,11 +145,9 @@ weechat.controller('WeechatCtrl', ['$rootScope', '$scope', '$store', '$timeout',
$rootScope.$on('activeBufferChanged', function(event, unreadSum) { $rootScope.$on('activeBufferChanged', function(event, unreadSum) {
var ab = models.getActiveBuffer(); var ab = models.getActiveBuffer();
// Discard surplus lines. This is done *before* lines are fetched because that saves us the effort of special handling for the // Discard unread lines above 2 screenfuls. We can click through to get more if needs be
// case where a buffer is opened for the first time ;) // This is to keep GB responsive when loading buffers which have seen a lot of traffic. See issue #859
var minRetainUnread = ab.lines.length - unreadSum + 5; // do not discard unread lines and keep 5 additional lines for context var linesToRemove = ab.lines.length - (2 * $scope.lines_per_screen + 10);
var surplusLines = ab.lines.length - (2 * $scope.lines_per_screen + 10); // retain up to 2*(screenful + 10) + 10 lines because magic numbers
var linesToRemove = Math.min(minRetainUnread, surplusLines);
if (linesToRemove > 0) { if (linesToRemove > 0) {
ab.lines.splice(0, linesToRemove); // remove the lines from the buffer ab.lines.splice(0, linesToRemove); // remove the lines from the buffer