From 511013376b7c95d46ad0fb1798760af1f1bb29d3 Mon Sep 17 00:00:00 2001
From: Renaud Le Gac <legac@cppm.in2p3.fr>
Date: Mon, 10 Dec 2012 16:38:25 +0100
Subject: [PATCH] Add the configuration parameter nRows, the method reset and
the event resetgrid.
---
static/plugin_dbui/src/grid.js | 58 ++++++++++++++++++++++++++++++++--
1 file changed, 56 insertions(+), 2 deletions(-)
diff --git a/static/plugin_dbui/src/grid.js b/static/plugin_dbui/src/grid.js
index 4d1ac9b3..2cecddb2 100644
--- a/static/plugin_dbui/src/grid.js
+++ b/static/plugin_dbui/src/grid.js
@@ -14,6 +14,18 @@ Ext.namespace('App.grid');
App.grid.Grid = Ext.extend(Ext.grid.GridPanel, {
+ /**
+ * @cfg nRows integer
+ * Default number of rows display in the grid.
+ * This parameter is only use when running with a paging plugin.
+ */
+ nRows: 10,
+
+ /**
+ * @event resetgrid
+ * Can be used to reset underlying plugin when the reset
+ * method is triggered
+ */
/**
* private attributes used by plugins
*/
@@ -49,18 +61,60 @@ App.grid.Grid = Ext.extend(Ext.grid.GridPanel, {
// empty toolBar requires by the plugins
this.bbar = new Ext.Toolbar();
- // initialize the underlying class. DON'T MOVE
+ // initialise the underlying class. DON'T MOVE
App.grid.Grid.superclass.initComponent.call(this);
// load the store if not yet done
// if the grid paging is used load only the first 10 rows
if (!this.store.getTotalCount()) {
if (App.isPlugin(this, 'pGridPaging')) {
- this.store.load({params: {start: 0, limit: 10}});
+ this.store.load({params: {start: 0, limit: this.nRows}});
} else {
this.store.load();
}
}
+ },
+ /**
+ * reset the grid
+ * The store is load with fresh data and the event 'resetgrid' is emitted.
+ * Paging and slider plugin might be reset using the 'resetgrid' event.
+ * GridFilter object can be also reset using the same mechanism.
+ *
+ * The scope is the grid
+ *
+ */
+ reset: function () {
+
+ var action,
+ i;
+
+ // private function to emitt the resetgrid event
+ function fireReset() {
+ this.fireEvent('resetgrid');
+ }
+
+ // parameters for the store load action
+ action = {callback: fireReset, scope: this};
+ if (this.getBottomToolbar() instanceof Ext.PagingToolbar) {
+ action.params = {start: 0, limit: this.nRows};
+ }
+
+ // restore initial where condition of the store
+ // in order to remove filter condition
+ if ('where' in this.store.baseParams) {
+
+ if (this.store.initialWhere) {
+ this.store.baseParams.where = [];
+ for (i = 0; i < this.store.initialWhere.length; i += 1) {
+ this.store.baseParams.where.push(this.store.initialWhere[i]);
+ }
+ } else {
+ delete this.store.baseParams.where;
+ }
+ }
+
+ // reload the store and fire the resetgrid event
+ this.store.load(action);
}
});
--
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