DiagramControl Events
Provides a canvas where you or your end-users can display, create and edit various diagrams.
Name | Description |
---|---|
Active |
Fires each time the Options |
Adding |
Fires each time a new item is added to the diagram by the end-user (e. |
Auto |
This event is not relevant for this class. Inherited from Control. |
Back |
This member is not supported. |
Background |
Occurs when the value of the Background |
Background |
Occurs when the Background |
Before |
Raises each time the end-user attempts to move a diagram item. |
Before |
Raises each time the end-user attempts to resize a diagram item. |
Before |
Raises each time the end-user attempts to rotate a diagram item. |
Binding |
Occurs when the value of the Binding |
Can |
Fires each time the value of the Diagram |
Can |
Fires each time the value of the Diagram |
Canvas |
Occurs when the size of the canvas is changed. |
Causes |
Occurs when the value of the Causes |
Change |
Occurs when the focus or keyboard user interface (UI) cues change. Inherited from Control. |
Click | Occurs when the control is clicked. Inherited from Control. |
Client |
Occurs when the value of the Client |
Closed |
Fires after the end-user closes the diagram item’s text editor. |
Connection |
Occurs after the connection has been changed by a user. |
Connection |
Occurs when the connection is about to be changed by the end-user. |
Container |
|
Container |
|
Context |
Occurs when the value of the Context |
Context |
Occurs when the value of the Context |
Control |
Occurs when a new control is added to the Control. |
Control |
Occurs when a control is removed from the Control. |
Cursor |
Occurs when the value of the Cursor property changes. Inherited from Control. |
Custom |
Occurs when the mouse cursor enters the diagram control. |
Custom |
Occurs before the Canvas background is rendered. |
Custom |
Provides the ability to customize the appearance of diagram items. |
Custom |
Allows you to modify the list of diagram item properties that can be edited by end-users in the Properties Panel. |
Custom |
Allows you to update the set of properties displayed by the property grid. |
Custom |
Allows you to modify the list of serializable properties of diagram items. |
Custom |
Occurs each time the cursor moves while hovering over a diagram item. |
Custom |
Occurs when an end-user starts dragging a diagram item. |
Custom |
Occurs before a drag and drop operation is completed. |
Custom |
Occurs while diagram items are dragged. |
Custom |
Occurs during a drag-and-drop operation. |
Custom |
Fires after an end-user selects a file in the ‘Open File’ dialog, or after a document load is initiated by setting the Diagram |
Custom |
Fires after an end-user selects a file in the ‘Insert Picture’ dialog. |
Custom |
Fires when the diagram is about to be saved (when an end-user uses Save actions in the Diagram’s Ribbon menu, or when the Diagram |
Deleting |
Fires when the end-user removes items from the diagram canvas. Obsoleted. Use the Diagram |
Disposed | Occurs when the component is disposed by a call to the Dispose() method. Inherited from Component. |
Dock |
Occurs when the value of the Dock property changes. Inherited from Control. |
Document |
Occurs after a document is loaded into the Diagram |
Double |
Occurs when the control is double-clicked. Inherited from Control. |
Drag |
Occurs when a drag-and-drop operation is completed. Inherited from Control. |
Drag |
Occurs when an object is dragged into the control’s bounds. Inherited from Control. |
Drag |
Occurs when an object is dragged out of the control’s bounds. Inherited from Control. |
Drag |
Occurs when an object is dragged over the control’s bounds. Inherited from Control. |
Enabled |
Occurs when the Enabled property value has changed. Inherited from Control. |
Enter | Occurs when the control is entered. Inherited from Control. |
Exception |
Allows you to handle exceptions that may raise during various actions on the Diagram Control. |
Font |
This member is not supported by the Diagram |
Fore |
This member is not supported by the Diagram |
Give |
Occurs during a drag operation. Inherited from Control. |
Got |
Occurs when the control receives focus. Inherited from Control. |
Handle |
Occurs when a handle is created for the control. Inherited from Control. |
Handle |
Occurs when the control’s handle is in the process of being destroyed. Inherited from Control. |
Has |
Fires each time the value of the Diagram |
Help |
Occurs when the user requests help for a control. Inherited from Control. |
Ime |
Occurs when the Ime |
Invalidated | Occurs when a control’s display requires redrawing. Inherited from Control. |
Is |
Fires each time the value of the Diagram |
Item |
Fires each time an item’s bounds are changed. |
Item |
Fires each time the end-user changes the item’s text. |
Item |
Occurs when the Diagram |
Item |
Fires repeatedly as the end-user is drawing a shape using a drawing tool (Rectangle, Ellipse, Right Triangle or Hexagon). |
Item |
Fires each time an item is created via the DevExpress. |
Items |
Fires each time an item is added or removed from the diagram. |
Items |
Fires each time diagram items have been removed from the canvas. |
Items |
Fires as the end-user is moving diagram items. |
Items |
Fires as the end-user pastes the diagram items from the clipboard onto the canvas. |
Items |
Fires when a diagram item is resized by the end-user or programmatically. |
Items |
Fires when the end-user attempts to rotate a diagram item. |
Key |
Occurs when a key is pressed while the control has focus. Inherited from Control. |
Key |
Occurs when a character. space or backspace key is pressed while the control has focus. Inherited from Control. |
Key |
Occurs when a key is released while the control has focus. Inherited from Control. |
Layout | Occurs when a control should reposition its child controls. Inherited from Control. |
Leave | Occurs when the input focus leaves the control. Inherited from Control. |
Location |
Occurs when the Location property value has changed. Inherited from Control. |
Lost |
Occurs when the control loses focus. Inherited from Control. |
Margin |
Occurs when the control’s margin changes. Inherited from Control. |
Mouse |
Occurs when the control loses mouse capture. Inherited from Control. |
Mouse |
Occurs when the control is clicked by the mouse. Inherited from Control. |
Mouse |
Occurs when the control is double clicked by the mouse. Inherited from Control. |
Mouse |
Occurs when the mouse pointer is over the control and a mouse button is pressed. Inherited from Control. |
Mouse |
Occurs when the mouse pointer enters the control. Inherited from Control. |
Mouse |
Occurs when the mouse pointer rests on the control. Inherited from Control. |
Mouse |
Occurs when the mouse pointer leaves the control. Inherited from Control. |
Mouse |
Occurs when the mouse pointer is moved over the control. Inherited from Control. |
Mouse |
Occurs when the mouse pointer is over the control and a mouse button is released. Inherited from Control. |
Mouse |
Occurs when the mouse wheel moves while the control has focus. Inherited from Control. |
Move | Occurs when the control is moved. Inherited from Control. |
Padding |
Occurs when the control’s padding changes. Inherited from Control. |
Paint | Occurs when the control is redrawn. Inherited from Control. |
Parent |
Occurs when the Parent property value changes. Inherited from Control. |
Preview |
Occurs before the Key |
Query |
Occurs when Accessible |
Query |
Fires each time the end-user moves the cursor with the active Connector Tool near shapes or their connection points. |
Query |
Occurs during a drag-and-drop operation and enables the drag source to determine whether the drag-and-drop operation should be canceled. Inherited from Control. |
Query |
Fires repeatedly as the end-user hovers over the diagram canvas while a drawing tool (Rectangle, Ellipse, Right Triangle or Hexagon) is selected. |
Query |
Fires each time the end-user attempts to initiate text editing to edit the text within a diagram item. |
Query |
Fires each time the end-user attempts to perform an action on a diagram item. |
Query |
Fires repeatedly as the end-user triggers snapping while dragging or resizing a diagram shape. |
Region |
Occurs when the value of the Region property changes. Inherited from Control. |
Relayout |
Occurs immediately after an Automatic Layout algorithm is completed. |
Resize | Occurs when the control is resized. Inherited from Control. |
Right |
Occurs when the Right |
Selection |
Fires when the selection changes (new items are selected, or currently selected items are deselected). |
Showing |
Enables you to prevent an end-user from activating the editors of individual diagram items. |
Showing |
|
Showing |
Fires before showing an ‘Open File’ dialog, and allows it to be customized or replaced. |
Showing |
Fires before showing an ‘Insert Picture’ dialog, and allows it to be customized. |
Showing |
Fires before showing a ‘Save File As’ dialog, and allows it to be customized or replaced. |
Size |
Occurs when the Size property value changes. Inherited from Control. |
Style |
Occurs when the control style changes. Inherited from Control. |
Subordinates |
Occurs after a Diagram |
Subordinates |
Occurs before a Diagram |
Subordinates |
Occurs before a Diagram |
Subordinates |
Occurs after a Diagram |
System |
Occurs when the system colors change. Inherited from Control. |
Tab |
Occurs when the Tab |
Tab |
Occurs when the Tab |
Text |
Occurs when the Text property value changes. Inherited from Control. |
Title |
Fires each time the value of the Diagram |
Validated | Occurs when the control is finished validating. Inherited from Control. |
Validating | Occurs when the control is validating. Inherited from Control. |
Visible |
Occurs when the Visible property value changes. Inherited from Control. |
Zoom |
Raises each time the current diagram zoom factor is changed. |
See Also