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Designer
Monday, June 25, 2012PrintSubscribe
Working with User Controls

User controls are the primary mechanism for extending the user interface of generated application pages. Instances of user controls (called controls) are placed in page containers alongside data views or other controls.

User controls have their own tab in the Project Explorer.

User Controls tab in the Project Explorer.

Creating a User Control

A user control is created by clicking on New User Control icon on the toolbar.

New User Control icon on the Project Explorer toolbar.

The Project Designer window will open the New User Control form. Enter a Name for the user control, and press OK to save. It will be added to the list of user controls.

UserControl1 added to the list of user controls.

Adding User Controls to a Page

User controls can be copied onto pages or containers to add an instance of that control to the page.

Select a user control, right-click or press Shift+F10, and choose Copy option in the context menu. This will copy the user control reference to the clipboard.

Copy context menu option for UserControl1.

Use the context menu to Paste the user control onto a page.

Paste context menu option on the Home page.

The control will be added in a new container at the bottom of the page.

UserControl1 control added to a new container on the Home page.

When a user control is pasted on a container, the control will be added to the bottom of the target container.

UserControl1 control added to the bottom of container1.

Renaming a User Control

The context menu option “Rename” or keyboard shortcut F2 can be used to change the name when applied to a user control node.

Rename context menu option on UserControl1.     UserControl1 in Rename mode.

Editing User Controls

User controls can be edited using the context menu option Edit in Visual Studio. This option is only available if the Generate property is set to “First Time Only”.

Edit in Visual Studio context menu option for user controls in the Project Explorer.

Deleting User Controls

User controls can be deleted using the context menu “Delete” option or the Delete keyboard shortcut. Corresponding controls (instances of this user control) will be deleted from the page containers.

Delete context menu option on UserControl1.

Monday, June 25, 2012PrintSubscribe
Staying in Sync

The Synchronize with Designer action selects the node in the Project Explorer corresponding to the selected item in the Designer window, allowing easy location of items and a quick way to orient yourself in the project configuration hierarchy.

Synchronize with Designer icon on the Project Explorer toolbar.

For example, double-click on Customers / Orders / container1 / view1 node.

View1 on the Orders page.

The properties page for the view will open in the Designer window.

Data View property page with Sync button on the action bar.

In the Project Explorer, switch to the User Controls tab, and highlight Welcome user control.

Welcome user control highlighted.

Click on the Synchronize button on the Project Explorer, the Sync action on the Designer action bar, or press “Ctrl+.” keyboard shortcut (“Control” key pressed simultaneously with “period” key).

Synchronize button on the Project Explorer toolbar. 

The Project Explorer will switch to the Controllers tab, and highlight the view1 node that was open in the Designer window.

Synchronize button shifts the focus back to view1.

The Sync action is also available on the context menu in the lists of project configuration elements.

Sync context menu option on container2 from the list of containers.

Clicking on the Sync action will select the relevant node in the Project Explorer.

image

Focus can be switched between Designer window and Project Explorer tree by pressing “F4” keyboard shortcut.

Monday, June 18, 2012PrintSubscribe
Working with Controls

Controls are instances of user controls that are placed in containers.

The picture below shows the default Home page with controls TableOfContents and Welcome placed in two containers.

Two controls in different containers on the Home page.

Creating a Control

Controls can be added to a container by using the New Control option in the container context menu.

New Control option on the container context menu.

The New Control icon on the toolbar can also be used.

New Control icon on the Project Explorer toolbar.

This will open the New Control form in the Project Designer window. The Id of the control will be automatically assigned, and can be changed in the Project Explorer.

Moving Controls

Dropping a control onto another control will place it after the target control.

Dropping control1 on control4.     Control1 is placed after control4.

The context menu actions Cut and Paste will also serve the same purpose.

Cut context menu option on control3.     Paste context menu option on control1.

Dropping a control to the right side of another control will place it after the target control.

Dropping control4 on the right side of control3.     Control4 placed after control3.

Dropping a control to the left side of another control will place it before the target control.

Control2 dropped on the left side of control3.     Control2 placed before control3.

Holding CTRL key while dropping on a page or container will duplicate the control. If a control with the same Id already exists in the page, the new control will be renamed.

Control4 copied into container2.     Control5, a copy of control4, placed in container2.

Dropping a control onto a container will place the control at the bottom of the container.

Control1 moved into container4.     Control1 is placed at the end of container2.

Dropping a control onto a page will move that control onto that page in a new container.

Control2 dropped on Home page.     Control2 placed in a new container 'c101' in the Home page.

Renaming a Control

Controls can be renamed using the Rename context menu option.

Rename option on control3 context menu. 

The keyboard shortcut F2 will also activate Rename command.

Control3 in Rename mode.

Editing Controls

A user control can be edited by using the context menu option Edit in Visual Studio. This option will only be present if the user control property Generate is set to “First Time Only”.

Context menu option Edit in Visual Studio for a control in Project Explorer.

Deleting Controls

Controls can be deleted using the Delete context menu option.

Delete option on control3 context menu.

The Delete key will activate Delete action.

Multiple controls deleted at once by pressing Delete on the keyboard.