调试

src/app/pages/main/main.component.ts

@@ -112,6 +112,12 @@ export class MainComponent implements OnInit {
     @ViewChild('searchFilter') searchFilter;
     @ViewChild('tableContainer') tableContainer;
 
+    trItemHeight: number = 42;
+    start: number = 0;
+    end: number = 0;
+    visibleCount: number = 0;
+    scrollTop: number = 0;
+
 
     ngOnInit() {
         this.renderer2.setStyle(this.tableContainer.nativeElement, 'height', this.mainPage.nativeElement.offsetHeight - this.searchFilter.nativeElement.offsetHeight - 55 + 'px');
@@ -362,6 +368,13 @@ export class MainComponent implements OnInit {
         combined_data.sort(function (a, b) {
             return (a['ORDER'] - b['ORDER']);
         })
+
+        // this.visibleCount = Math.ceil(this.tableContainer.nativeElement.clientHeight / this.trItemHeight);
+        // this.start = 0;
+        // this.end = this.start + this.visibleCount;
+        // this.render_data = this.combined_data.slice(this.start,this.end);
+
+
         this.render_data = combined_data;
         this.row_state = this.render_data.length > 0 ? this.render_data[0] : { renderFlight: {} };
         this.selectChange();