The SpeedometerBox class implements the SpeedometerBox development environment component that is used to display any information on the dashboard designed as a speedometer.
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BorderStyle | The BorderStyle property determines a component border style. |
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Speedometer | The Speedometer property returns the speedometer object displayed in the component. |
| Property name | Brief description | |
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The Align property determines component alignment within its parent component. | |
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The AllowDrag property determines whether an object can be dragged from a component. | |
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The AllowDrop property determines whether a component can accept a dragged object. | |
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The Anchors property returns settings determining % of the resize for the current component when the parent component is resized. | |
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The Brush property determines the brush that is used to fill the component area. | |
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The ClientHeight property determines the height of the client component area. | |
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The ClientWidth property determines the width of the client component area. | |
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The Color property determines a component background color. | |
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The Cursor property determines how the cursor looks like when is it hovered over a component during form execution. | |
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The Enabled property determines whether a component is available for a user. | |
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The Focused property returns True if the focus is set to the component. | |
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The Font property determines parameters of the font that is used to display text in a component. | |
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The Height property determines component height in pixels. | |
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The HelpContext property determines a unique index for a section of a context help for this component. | |
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The Hint property determines a tooltip text displayed on hovering over a component. | |
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The HintTimeout property determines for how long a tooltip is displayed. | |
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The Left property determines a coordinate of the component left edge in pixels. | |
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The Parent property determines a parent component. | |
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The ParentColor property determines whether a component inherits the color of the parent component. | |
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The ParentFont property determines whether a component uses the font of the parent component. | |
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The ParentShowHint property determines when a tooltip is displayed. | |
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The PopupMenu property determines a context menu displayed when the component is clicked using the right mouse button. | |
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The Scrolls property returns parameters of component's scrollbars. | |
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The ShowHint property determines whether a tooltip is displayed when a component is hovered. | |
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The TabOrder property determines a component position in a tab order. | |
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The TabStop property determines whether the component must be focused when the Tab button is pressed. | |
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The Text property determines a row identifying a component for the user. | |
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The Top property determines a coordinate of the component top edge in pixels. | |
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The Visible property determines whether the component is displayed when a form is executed. | |
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The Width property determines horizontal size of a component in pixels. |
| Property name | Brief description | |
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The ComponentCount property returns the number of child components located on the parent component. | |
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The Components property returns a child component, which index is passed via the input parameter. | |
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The Data property is used to store any custom data. | |
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The Name property determines a component name. | |
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The Tag property is not used by the compiler. The user can change the value of the Tag property and use it at his own discretion. |
| Method name | Brief description | |
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The ClientToScreen method converts the coordinates of a point specified relatively to the component coordinate system to screen coordinates. | |
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The DoDragDrop method enables the user to start dragging operation. | |
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The GetImage method returns a graphic presentation of a component together with all child components. | |
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The ScreenToClient method converts screen coordinates of a point to coordinates specified relative to the component coordinate system. | |
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The SetFocus method sets focus to this component. |
| Event name | Brief description | |
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The OnBeginDrag event occurs for a component, when a user starts to drag an object from the component. | |
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The OnClick event occurs if the user clicks the component area. | |
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The OnControlMove event occurs when a component is moved. | |
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The OnControlResize event occurs when a component is resized. | |
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The OnDblClick event occurs if the user double-clicks the component area. | |
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The OnDragDrop event occurs for a component if a user drops a dragged object over it. | |
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The OnDragEnter event occurs when a dragged object enters the component area. | |
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The OnDragLeave event occurs when a dragged object leaves borders of the component. | |
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The OnDragOver event occurs for the component when a user drags a dragged object over it. | |
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The OnEnter event occurs when a component receives focus. | |
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The OnExit event occurs when a component loses focus. | |
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The OnHScroll event occurs when horizontal scrollbar slider changes its position. | |
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The OnKeyDown event occurs if the component is focused and a keyboard key is pressed. | |
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The OnKeyPress event occurs if a component is focused when a user presses a character key. | |
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The OnKeyPreview event occurs prior to each event requiring clicking. | |
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The OnKeyUp event occurs if a component is focused and a user releases any button previously pressed. | |
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The OnMouseDown event occurs when the pointer is in component area and a mouse button is pressed. | |
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The OnMouseEnter event occurs when mouse cursor enters the component area. | |
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The OnMouseHover event occurs when mouse cursor is held in the component area. | |
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The OnMouseLeave event occurs when mouse cursor leaves the component area. | |
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The OnMouseMove event occurs on moving the cursor over component. | |
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The OnMouseUp event occurs on releasing mouse button when the cursor is in component area. | |
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The OnMouseWheel event occurs if a component is focused when a user rotates a mouse wheel. | |
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The OnVScroll event occurs when vertical scrollbar slider changes its position. |
See also: