introducing a separate attributes record that allows reuse of the set…

…ting upon refresh of the data

BBjGridExWidget.bbj

@@ -168,6 +168,7 @@ class public BBjGridExWidget extends BBjWidget
     field private BBjString RowNodeId$
     field private BBjString ParentNodeId$
     field private DataRow ColumnDefinition!
+    field public  DataRow AttributesRecord!
     field private BBjNumber Editing! = 0
     rem /**
     rem  * disabled default constructor
@@ -317,6 +318,20 @@ class public BBjGridExWidget extends BBjWidget
     rem  */
     method public void setData( ResultSet rs!)
         #RS! = rs!
+
+        if #AttributesRecord! <> NULL() then
+            rem TODO: use the new method of components as soon as implemented
+            rem https://github.com/BasisHub/components/issues/87
+            r1! = rs!.getItem(0)
+            ar! = #AttributesRecord!
+
+            it! = r1!.getFieldNames().iterator()
+            while it!.hasNext()
+                f$ = it!.next()
+                r1!.setFieldAttributes(f$,ar!.getFieldAttributes(f$))
+            wend
+        fi 
+
         #TREE! = null()
         #URL$=""
         #performGridDataUpdate()

Demo/DatatypesDemo.bbj

@@ -22,6 +22,7 @@ grid!.setEnableFloatingFilter(1)
 wnd!        .setCallback(BBjAPI.ON_CLOSE,"byebye")
 wnd!        .setCallback(BBjAPI.ON_RESIZE,"resize")
 
+gosub prepareGrid
 gosub fillGrid
 
 process_events
@@ -38,44 +39,21 @@ fillGrid:
     for j=1 to 2
 
         dr! = new DataRow()
-        dr!.setFieldValue("ID",java.sql.Types.VARCHAR, "ID_" + STR(i))
         dr!.setFieldValue("INTEGER",java.sql.Types.INTEGER,i)
+        dr!.setFieldValue("ICON",java.sql.Types.VARCHAR, "ID_" + STR(i))
         dr!.setFieldValue("DOUBLE",java.sql.Types.DOUBLE,x)
         dr!.setFieldValue("BOOLEAN 1",java.sql.Types.BOOLEAN,MOD(i,3)=0)
         dr!.setFieldValue("BOOLEAN 2",java.sql.Types.BOOLEAN,MOD(i,3)=0)
         dr!.setFieldValue("DATE",java.sql.Types.DATE,"1979-08-03")
         dr!.setFieldValue("TIMESTAMP",java.sql.Types.TIMESTAMP,"2018-01-02 12:22:13")
-
-        if i=1 then
-            dr!.setFieldAttribute("DOUBLE","RENDERER_MASK","-### ##0.0000")
-
-            dr!.setFieldAttribute("BOOLEAN 1","RENDERER_TRUE","✔")
-            dr!.setFieldAttribute("BOOLEAN 1","RENDERER_FALSE","✘")
-
-            dr!.setFieldAttribute("BOOLEAN 2","RENDERER_TRUE","switch")
-            dr!.setFieldAttribute("BOOLEAN 2","RENDERER_FALSE","switch")
-
-            dr!.setFieldAttribute("DATE","RENDERER_MASK","%Dz.%Mz.%Yl")
-            dr!.setFieldAttribute("TIMESTAMP","RENDERER_MASK","%Dz.%Mz.%Yl %Hz:%mz:%sz")
-
-            list! = new JsonObject()
-            list!.addProperty("ID_1","http://www.nodeclipse.org/img/logos/Node-JS-logo.png")
-            list!.addProperty("ID_3","http://www.nodeclipse.org/img/logos/Node-JS-logo.png")
-            list!.addProperty("ID_2","https://jsdotgit.com/js-small.gif")
-            list!.addProperty("ID_4","https://jsdotgit.com/js-small.gif")
-
-            dr!.setFieldAttribute("ID","TYPE",grid!.GRID_TYPE_BASIC_IMAGE_FILTERABLE())
-            dr!.setFieldAttribute("ID","IMAGES_LIST",list!.toString())
-        fi
-
         rs!.addItem(dr!)
 
         i=i+1
         x=x*-i
 
         dr! = new DataRow()
-        dr!.setFieldValue("ID",java.sql.Types.VARCHAR, "ID_" + STR(i))
         dr!.setFieldValue("INTEGER",java.sql.Types.INTEGER,i)
+        dr!.setFieldValue("ICON",java.sql.Types.VARCHAR, "ID_" + STR(i))
         dr!.setFieldValue("DOUBLE",java.sql.Types.DOUBLE,x)
         dr!.setFieldValue("BOOLEAN 1",java.sql.Types.BOOLEAN,MOD(i,3)=0)
         dr!.setFieldValue("BOOLEAN 2",java.sql.Types.BOOLEAN,MOD(i,3)=0)
@@ -88,16 +66,57 @@ fillGrid:
         x=x*-i
 
     next
+
 
     rem a row with most columns empty
     dr! = new DataRow()
     dr!.setFieldValue("STRING","ROW NUMBER "+str(i))
     rs!.addItem(dr!)
-    
+
     grid!.setData(rs!)
 
 return
 
+prepareGrid:
+
+    rem build the attributes record that describes meta data for the result set
+    rem using the separate method setAttributesRecord to avoid setting this things over and over again for each refresh of the data
+
+    ar! = new DataRow()
+    ar!.setFieldValue("INTEGER",java.sql.Types.INTEGER,i)
+    ar!.setFieldValue("ICON",java.sql.Types.VARCHAR, "ID_" + STR(i))
+    ar!.setFieldValue("DOUBLE",java.sql.Types.DOUBLE,x)
+    ar!.setFieldValue("BOOLEAN 1",java.sql.Types.BOOLEAN,MOD(i,3)=0)
+    ar!.setFieldValue("BOOLEAN 2",java.sql.Types.BOOLEAN,MOD(i,3)=0)
+    ar!.setFieldValue("DATE",java.sql.Types.DATE,"2013-02-01")
+    ar!.setFieldValue("TIMESTAMP",java.sql.Types.TIMESTAMP,"2016-11-12 23:22:00")
+
+    ar!.setFieldAttribute("DOUBLE","RENDERER_MASK","-### ##0.0000")
+    ar!.setFieldAttribute("DOUBLE","LABEL","A Double Value")
+
+REM this is also the default:    
+    ar!.setFieldAttribute("BOOLEAN 1","RENDERER_TRUE","✔")
+    ar!.setFieldAttribute("BOOLEAN 1","RENDERER_FALSE","✘")
+
+    ar!.setFieldAttribute("BOOLEAN 2","RENDERER_TRUE","switch")
+    ar!.setFieldAttribute("BOOLEAN 2","RENDERER_FALSE","switch")
+
+    ar!.setFieldAttribute("DATE","RENDERER_MASK","%Dz.%Mz.%Yl")
+    ar!.setFieldAttribute("TIMESTAMP","RENDERER_MASK","%Dz.%Mz.%Yl %Hz:%mz:%sz")
+
+    list! = new JsonObject()
+    list!.addProperty("ID_1","https://raw.githubusercontent.com/google/material-design-icons/master/notification/1x_web/ic_airline_seat_individual_suite_black_36dp.png")
+    list!.addProperty("ID_2","https://raw.githubusercontent.com/google/material-design-icons/master/notification/1x_web/ic_confirmation_number_black_36dp.png")
+    list!.addProperty("ID_3","https://raw.githubusercontent.com/google/material-design-icons/master/notification/1x_web/ic_drive_eta_black_36dp.png")
+    list!.addProperty("ID_4","https://raw.githubusercontent.com/google/material-design-icons/master/notification/1x_web/ic_adb_black_36dp.png")
+
+    ar!.setFieldAttribute("ICON","TYPE",grid!.GRID_TYPE_BASIC_IMAGE_FILTERABLE())
+    ar!.setFieldAttribute("ICON","IMAGES_LIST",list!.toString())
+
+    grid!.setAttributesRecord(ar!)
+
+return
+
 byebye:
     bye