The Auto Hide property is used to hide child data views or containers when a master record has not been selected.
Self
Let’s create a page that will contain two data views: Customers and Orders. The orders will be filtered by the selected customer.
Start the Project Designer. In the Project Explorer toolbar, click on the New Page icon.
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Assign a name to the page.
Property | Value |
Name | Auto Hide Test |
Press OK to save the page. In the Project Explorer, drop the new page node on the right side of Home node to place it second in the menu.
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Switch to the Controllers tab. Hold down Ctrl key, and click on Customers and Orders data controller nodes. Right-click, and press Copy.
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Switch back to the Pages tab. Right-click on Auto Hide Test page, and press Paste. The controllers will be instantiated as data views in individual containers.
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Double-click on Auto Hide Test / c102 / view2 (Orders) node. Make the following changes:
Property | Value |
View | grid1 |
Filter Source | view1 |
Filter Field #1 | CustomerID |
Auto Hide | Self |
Press OK to save. On the toolbar, press Browse.
Navigate to the Auto Hide Test page. Note that only a list of customers is visible on the page.
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When a customer is selected, the filtered list of orders is displayed underneath.
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Container
When there are multiple child data views in a single container or tabs, it is advisable to hide the whole container instead.
In the Project Explorer, double-click on Auto Hide Test / c102 / view2 (Orders, grid1) –> view1 node.
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Change the following values:
Property | New Value |
Activator | Tab |
Text | Orders |
Save the data view. Browse the web app – notice that the tab element is not hidden when no customer is selected.
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The data view will appear when a master record is selected.
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Switch back to the Project Designer, and change Auto Hide to “Container”.
Property | New Value |
Auto Hide | Container |
Press OK to save, and press Browse. The tab element will now be hidden.
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Note that if the master view is in the same container as the child view, an Auto Hide of “Container” will hide both views.