{"action":"created","issue":{"url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/818","repository_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView","labels_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/818/labels{/name}","comments_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/818/comments","events_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/818/events","html_url":"https://github.com/Virtual-TreeView/Virtual-TreeView/issues/818","id":343115872,"node_id":"MDU6SXNzdWUzNDMxMTU4NzI=","number":818,"title":"Increased CPU usage if an OnBeforeCellPaint event handler is assigned","user":{"login":"joachimmarder","id":10615289,"node_id":"MDQ6VXNlcjEwNjE1Mjg5","avatar_url":"https://avatars2.githubusercontent.com/u/10615289?v=4","gravatar_id":"","url":"https://api.github.com/users/joachimmarder","html_url":"https://github.com/joachimmarder","followers_url":"https://api.github.com/users/joachimmarder/followers","following_url":"https://api.github.com/users/joachimmarder/following{/other_user}","gists_url":"https://api.github.com/users/joachimmarder/gists{/gist_id}","starred_url":"https://api.github.com/users/joachimmarder/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/joachimmarder/subscriptions","organizations_url":"https://api.github.com/users/joachimmarder/orgs","repos_url":"https://api.github.com/users/joachimmarder/repos","events_url":"https://api.github.com/users/joachimmarder/events{/privacy}","received_events_url":"https://api.github.com/users/joachimmarder/received_events","type":"User","site_admin":false},"labels":[{"id":168602782,"node_id":"MDU6TGFiZWwxNjg2MDI3ODI=","url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/labels/Bug","name":"Bug","color":"fc2929","default":false}],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":{"url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/milestones/11","html_url":"https://github.com/Virtual-TreeView/Virtual-TreeView/milestone/11","labels_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/milestones/11/labels","id":3099184,"node_id":"MDk6TWlsZXN0b25lMzA5OTE4NA==","number":11,"title":"V7.1","description":"","creator":{"login":"joachimmarder","id":10615289,"node_id":"MDQ6VXNlcjEwNjE1Mjg5","avatar_url":"https://avatars2.githubusercontent.com/u/10615289?v=4","gravatar_id":"","url":"https://api.github.com/users/joachimmarder","html_url":"https://github.com/joachimmarder","followers_url":"https://api.github.com/users/joachimmarder/followers","following_url":"https://api.github.com/users/joachimmarder/following{/other_user}","gists_url":"https://api.github.com/users/joachimmarder/gists{/gist_id}","starred_url":"https://api.github.com/users/joachimmarder/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/joachimmarder/subscriptions","organizations_url":"https://api.github.com/users/joachimmarder/orgs","repos_url":"https://api.github.com/users/joachimmarder/repos","events_url":"https://api.github.com/users/joachimmarder/events{/privacy}","received_events_url":"https://api.github.com/users/joachimmarder/received_events","type":"User","site_admin":false},"open_issues":3,"closed_issues":16,"state":"open","created_at":"2018-02-08T09:37:32Z","updated_at":"2018-12-14T22:42:25Z","due_on":null,"closed_at":null},"comments":1,"created_at":"2018-07-20T13:52:27Z","updated_at":"2018-12-14T22:42:25Z","closed_at":"2018-12-14T22:42:25Z","author_association":"CONTRIBUTOR","body":"Repro steps: Open Advanced sample, open unit GeneralAbilitiesDemo and add an empty `OnBeforeCellPaint` event handler. Run the project, open the General Abilites tab and focus the control. CPU usage is 1.5% even if the mouse is not moved. With a non-empty event handler the CPU usage is much higher. Without an OnBeforeCellPaint event handler is assigned the cpu usage is almost 0.0%."},"comment":{"url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/comments/447500651","html_url":"https://github.com/Virtual-TreeView/Virtual-TreeView/issues/818#issuecomment-447500651","issue_url":"https://api.github.com/repos/Virtual-TreeView/Virtual-TreeView/issues/818","id":447500651,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0NzUwMDY1MQ==","user":{"login":"joachimmarder","id":10615289,"node_id":"MDQ6VXNlcjEwNjE1Mjg5","avatar_url":"https://avatars2.githubusercontent.com/u/10615289?v=4","gravatar_id":"","url":"https://api.github.com/users/joachimmarder","html_url":"https://github.com/joachimmarder","followers_url":"https://api.github.com/users/joachimmarder/followers","following_url":"https://api.github.com/users/joachimmarder/following{/other_user}","gists_url":"https://api.github.com/users/joachimmarder/gists{/gist_id}","starred_url":"https://api.github.com/users/joachimmarder/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/joachimmarder/subscriptions","organizations_url":"https://api.github.com/users/joachimmarder/orgs","repos_url":"https://api.github.com/users/joachimmarder/repos","events_url":"https://api.github.com/users/joachimmarder/events{/privacy}","received_events_url":"https://api.github.com/users/joachimmarder/received_events","type":"User","site_admin":false},"created_at":"2018-12-14T22:42:25Z","updated_at":"2018-12-14T22:42:25Z","author_association":"CONTRIBUTOR","body":"At least if `HintMode <> hmTooltip` or `ShowHint` is `False` the problem is now solved."}}
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