bwu-datagrid | 易学教程

How to refresh data in a bwu_datagrid

阅读更多关于 How to refresh data in a bwu_datagrid

问题 I'm attempting to refresh an existing datagrid in the following manner, but that results in rendering errors, like rows still appearing. What is the appropriate way to do this? void onData( Map<String,Data> data_ ){ if( identical(data,data_) ) return; data = data_; if( provider == null ){ provider = new MapDataItemProvider(); grid.setup(dataProvider: dataProvider, columns:columns, gridOptions: gridOptions); }else{ dataProvider.items.clear(); } data.forEach( (k,v) => provider.add( toMapped(k,v

bwu_datagrid setColumns dynamically deforms while running as JS

阅读更多关于 bwu_datagrid setColumns dynamically deforms while running as JS

问题 I was able to dynamically update the columns/data by using something like this: void setDV(List<Column> cols, List<DataItem> datum) { print('setColnData cols.length: ${columns.length}, datum.length: ${data2.length}'); this.data2.clear(); print("--1: ${data2.length}"); if(this.columns.length < 1){ this.columns = cols; grid.setColumns = columns; } datum.forEach((e) => this.data2.add(e)); print("--2: ${data2.length}"); grid.invalidate(); } Which works in Chromium flawlessly as a Dart app. I'm

bwu_datagrid setColumns dynamically deforms while running as JS

阅读更多关于 bwu_datagrid setColumns dynamically deforms while running as JS

I was able to dynamically update the columns/data by using something like this: void setDV(List<Column> cols, List<DataItem> datum) { print('setColnData cols.length: ${columns.length}, datum.length: ${data2.length}'); this.data2.clear(); print("--1: ${data2.length}"); if(this.columns.length < 1){ this.columns = cols; grid.setColumns = columns; } datum.forEach((e) => this.data2.add(e)); print("--2: ${data2.length}"); grid.invalidate(); } Which works in Chromium flawlessly as a Dart app. I'm able to pass new columns with different renderers, properties, etc. But, If I run my project as JS, it