Control Class
A base class from which other forms controls classes are derived.
Namespace: elsystem.windows.forms
Properties
Additional
properties, methods, and events are described in the classes listed
under Inheritance Hierarchy (see below).
| Name | Type | Description | |
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Anchor | enum | Gets or sets the boundary of the parent container to which the control is anchored. See AnchorStyles for a list of possible values. |
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AutoSize | bool | True indicates that the control that is inherited from this class should resize itself based upon its contents. |
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BackColor | object | Gets or sets the background Color of a control. |
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BackgroundImage | object | Gets or sets the background Image displayed in the control. |
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BackgroundImageLayout | enum | Gets or sets how the BackgroundImage is oriented in the control. See ImageLayout for a list of values. |
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CanFocus | bool | True indicates that the control can receive focus. |
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ContainsFocus | bool | True if the control, or one of its child controls, currently has the input focus. |
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ControlLocation | object | Gets or sets the position of a control as a Point object. |
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Controls | object | Gets a collection of Control objects. |
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Dock | object | Gets or sets how a control is docked. See DockStyle for a list of values. |
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EffectiveBackColor | object | Gets the back Color actually being used. |
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EffectiveForeColor | object | Gets the fore Color actually being used. |
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Enabled | bool | Gets or sets a value indicating if control can respond to user interaction. |
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Focused | bool | True if the control has input focus. |
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Font | object | Gets of sets the Font used to display text for a control. |
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ForeColor | object | Gets or sets the foreground Color of a control. |
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Height | int | Gets or sets the height of a control. |
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Margin | object | Gets or sets the space between controls. See Padding. |
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Padding | object | Gets or sets Padding within the control. |
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RightToLeft | enum | Gets or sets the text plotting direction. See RightToLeft for a list of values. |
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ScrollWheelEventHandled | bool | Gets or sets a Boolean value that determines whether the control responds to the mouse's scroll wheel automatically or the MouseWheel event is handled by the EasyLanguage code. Example: A NumericUpDown control ("spinner") could respond to the MouseWheel event automatically (incrementing or decrementing the spinner according to Windows settings, with ScrollWheelEventHandled set to false) or the NumericUpDown control could be incremented or decremented a specific amount by the developer in code for a method that handles the MouseWheel event (with ScrollWheelEventHandled for the NumericUpDown control set to true). |
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TabIndex | int | Gets or sets the tab order of the control within its container. |
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TabStop | bool | True indicates that the user can give the focus to this control using the TAB key. |
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Tag | object | Gets or sets an arbitrary object value that can be used to store custom information about a control. |
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Text | string | Gets or sets the text displayed in a control. |
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UseTheme | enum | Gets or sets the theme mode. See UseThemeMode for a list of values. |
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UseWaitCursor | bool | True to use the wait cursor for the current control and all child controls. |
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Visible | bool | Gets or sets a value indicating if control and its child controls are displayed. |
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Width | int | Gets or sets the width of a control. |
Methods
| Name | Description | |
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BringToFront() | Brings the control to the front of the z-order. |
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FindForm() | Returns the form object in which the control is inserted or null if not inserted in any form. |
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Focus() | Gives input focus to the control. Returns true if the control successfully received input focus. |
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GetParent() | Gets the parent object of a control. |
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Location(x,y) | Sets the x,y position of the control within its container. |
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PointToClient(p) | Computes the location of the specified screen Point into client coordinates. |
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PointToScreen(p) | Computes the location of the specified client Point into screen coordinates |
| Name | Description | |
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Click |
Occurs when the control is clicked. |
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GotFocus |
Occurs when the control receives focus. Not all controls support the GotFocus event. Note: Do not attempt to set the focus within GotFocus or LostFocus event handlers. |
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LostFocus |
Occurs when the control loses focus. Not all controls support the LostFocus event. Note: Do not attempt to set the focus within GotFocus or LostFocus event handlers. |
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MouseClick |
Occurs when the control is clicked by the mouse. See: MouseEventArgs. |
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MouseEnter |
Occurs when the mouse pointer enters the control. |
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MouseLeave |
Occurs when the mouse pointer leaves the control. |
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MouseWheel |
Occurs when the mouse wheel moves while the control has focus. |
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VisibleChanged |
Occurs when the value of the Visible property changes. |