DateTimePicker
Description
DateTimePicker is designed specifically for entering dates or/and times.
Class: TdbDateTimePicker
Properties
Property |
Type |
Description |
sqlDateTime |
String |
Returns the date and time value of the component for use in SQL queries. The property value already contains escape quotes. In the case of an empty value, it will return NULL. |
sqlDate |
String |
Returns the date value of the component for use in SQL queries. The property value already contains escape quotes. In the case of an empty value, it will return NULL. |
sqlTime |
String |
Returns the time value of the component for use in SQL queries. The property value already contains escape quotes. In the case of an empty value, it will return NULL. |
CanFocus |
Boolean |
It checks if the component can get input focus, which is usually necessary before using the SetFocus method. If a component has Visible = False or Enabled = False property, or if the component is located on a parent component with those properties, using the SetFocus method will cause an error. example: if Form1.DateTimePicker.CanFocus then Form1.DateTimePicker1.SetFocus; |
Checked |
Boolean |
Indicates whether the check box next to the date or time is selected. Seel also ShowCheckbox. |
TCursor |
Specifies the image used to represent the mouse pointer when it passes into the region covered by the control. More info. |
|
DateTime |
Indicates the date that is marked on the calendar. More info about TDateTime type |
|
dbFilter |
String |
Makes sense when the component is used together with the button with the "Search" action. Available values: '=', '>=', '<=', '>', '<' |
dbTable |
String |
Determines which database table a component belongs to. |
dbField |
String |
Determines which field of the database table this component belongs to. |
dbIncremSearch |
String |
Allows you to specify the name of the button on the current form with the "Search" or "SQL query" action, which will be automatically pressed when user changes the value of the component. The property is necessary to implement instant search. |
Enabled |
Boolean |
Controls whether the component responds to mouse, keyboard, and timer events. |
Focused |
Boolean |
Determines whether the control has input focus. |
TFont |
Allows you to set font name, size, color and style. More info. |
|
Format |
String |
Specify format for date-time string. More info. |
TimeFormat |
String |
Makes sense when Kind property = DateTime. Allows you to set the format of the time, the format of the date is set in the Format property. |
Hint |
String |
Hint contains the text string that appears when the user moves the mouse over the component., see also ShowHint |
Kind |
TAdvDateTimeKind |
Determines whether the component is a date selector, a time selector or a date and time selector. Available values: dkDate, dkTime, dkDateTime |
MaxDate |
Indicates the maximum date to which users can scroll the calendar. More info about TDateTime type |
|
MinDate |
Indicates the minimum date that can be selected. More info about TDateTime type |
|
Name |
String |
The name of the component. |
ShowCheckbox |
Boolean |
Displays a check box next to the date or time. |
ShowHint |
Boolean |
Specifies whether to show the Help Hint when the mouse pointer moves over the component, see also Hint |
TabOrder |
Integer |
Indicates the position of the component in its parent's tab order. TabOrder is the order in which child components are visited when the user presses the Tab key. |
TabStop |
Boolean |
Determines whether the user can tab to a control. Use the TabStop to allow or disallow access to the control using the Tab key. |
Tag |
Integer |
Allows you to assign a number to a component for your own needs. |
TagString |
String |
Allows you to assign a string to a component for your own needs. |
Visible |
Boolean |
Specifies whether the component appears onscreen. |
Left |
Integer |
Specifies the horizontal coordinate of the left edge of a component relative to its parent. |
Top |
Integer |
Specifies the vertical coordinate of the upper-left of a component relative to its parent. |
Width |
Integer |
Specifies the horizontal size of the component in pixels. |
Height |
Integer |
Specifies the vertical size of the component in pixels. |
Methods
Method |
Description |
procedure OpenCalendar |
Opens the drop-down calendar. |
procedure SetFocus |
Gives the input focus to the component. |
Events
Event |
Description |
OnChange |
Occurs when a date or time is entered. |
OnClick |
Occurs when the user clicks the component. |
OnCloseUp |
Occurs when the drop-down calendar closes. |
OnDropDown |
Occurs when the user opens the drop-down calendar by clicking the arrow at the right of the control. |
OnEnter |
Occurs when a component receives the input focus. |
OnExit |
Occurs when the input focus shifts away from one component to another. |
OnKeyDown |
Occurs when a user presses any key while the form has focus. |
OnKeyPress |
Occurs when a key is pressed. Note that this procedure handles printable characters only. |
OnKeyUp |
Occurs when the user releases a key that was pressed. |
OnMouseEnter |
Occurs when the user moves the mouse into a component. |
OnMouseLeave |
Occurs when the user moves the mouse outside of a component. |