\u7b2c\u4e00\u6b65\uff1a\u5728 OnMouseMove \u4e8b\u4ef6\u4e2d\uff0c\u8c03\u7528 MouseCoord \u51fd\u6570\uff0c\u8ba1\u7b97\u9f20\u6807\u5f53\u524d\u6240\u5728\u7684\u884c\u5217\u4fe1\u606f\u3002<\/p>\n\n\n\n
\u7b2c\u4e8c\u6b65\uff1a\u7528\u5f97\u5230\u7684\u884c\u53f7\uff08Y)\u51cf\u53bb\u5f53\u524d\u8868\u683c\u9009\u4e2d\u7684\u884c\u53f7\uff08Row\uff09\u8ba1\u7b97\u51fa\u4e24\u8005\u7684\u5dee\u503c (Distance)\u3002<\/p>\n\n\n\n
\u7b2c\u4e09\u6b65\uff1a\u8bbe\u7f6e\u8868\u683c DataLink.ActiveRecord \u7684\u503c\u4e3a DataLink.ActiveRecord + Distance\uff0c\u7136\u540e\u76f4\u63a5\u53d6\u76f8\u5e94\u6570\u636e\u96c6\u4e2d\u9700\u8981\u7684\u5b57\u6bb5\u503c\u3002<\/p>\n\n\n\n
\u7b2c\u56db\u6b65\uff1a\u8bbe\u7f6e DataLink.ActiveRecord \u7684\u503c\u4e3a DataLink.ActiveRecord – Distance\uff0c\u4ee5\u6062\u590d\u6570\u636e\u96c6\u4e0e\u8868\u683c\u663e\u793a\u7684\u540c\u6b65\u3002<\/p>\n\n\n\n
var\n ACell: TGridCoord;\n ADistance:Integer;\n AId:String;\nbegin\nACell := DBGridEh1.MouseCoord(X, Y);\nADistance := ACell.Y - DBGridEh1.Row;\nif ADistance <> 0 then\n begin\n DBGridEh1.DataLink.ActiveRecord := DBGridEh1.DataLink.ActiveRecord + ADistance;\n AId := AdoDataSet1.FieldByName('id').AsString;\n DBGridEh1.DataLink.ActiveRecord := DBGridEh1.DataLink.ActiveRecord - ADistance;\n end\nelse\n AId := AdoDataSet1.FieldByName('id').AsString;\n...\nend<\/code><\/pre>\n\n\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7b2c\u4e00\u6b65\uff1a\u5728 OnMouseMove \u4e8b\u4ef6 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[810,57],"class_list":["post-5586","post","type-post","status-publish","format-standard","hentry","category-delphi","tag-dbgrideh","tag-57"],"views":5884,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5586"}],"version-history":[{"count":1,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5586\/revisions"}],"predecessor-version":[{"id":5587,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5586\/revisions\/5587"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}