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EControl Syntax Editor SDK
TPopupControl Class

Base class of the popup control components.

TPopupControl = class(TComponent);

ecPopupCtrl

TPopupControl is a component that hooks parent window and popup window and controls their behavior. TPopupControl does not assume appointed classes of parent and popup windows (controls). 

Parent window is specified by the Parent property. 

TPopupControl owns popup container and manages positioning of popup control. 

TPopupControl provides ability to show additional hint window ( property ToolHint ).

Topic 
Description 
The methods of the TPopupControl class are listed here. 
The properties of the TPopupControl class are listed here. 
The events of the TPopupControl class are listed here. 
 
Method 
 
protected 
 
virtual 
 
Property 
 
read only 
 
Event 
TPopupControl Events 
Description 
Occurs when popup control is closing. 
Occurs when selection in popup control is changed. 
Occurs immediately after showing popup control. 
Occurs before showing popup control after calculating popup layout. 
Occurs before showing popup control. 
TPopupControl Methods 
Description 
Calculates size and position of popup control. 
Returns True if the popup control can be shown. 
Closes popup window. 
Creates and initializes a TPopupControl instance. 
Destroys an instance of TPopupControl. 
Called when closing popup control. Accept specifies whether user selection in popup control should be accepted. 
Called immediately after showing popup control. 
Returns actual position of popup window. 
Calculates size of popup control. 
Called when selection in popup control is changed. 
Window procedure of the parent form. 
Window procedure of the parent window. 
Window procedure of the popup window. 
Posts internal message which will call ItemChanged method in some time. 
Recalculates size and position of popup control. 
Shows popup control around selected rectangle area. 
TPopupControl Properties 
Description 
Specifies rectangle area around which popup control was shown. 
Specifies whether popup control is closing. 
Specifies the size constraints for the popup control. 
Specifies popup container control. 
Collection of additional controls added to popup container. 
Specifies height of popup control. 
Specifies conditional position of popup control. 
Specifies the minimal preferable width of the popup control. 
Parent window. 
Specifies popup control. 
Specifies whether popup control should drop shadow (XP and higher). 
Specifies whether user may change size of the popup control. 
Specifies tool hint window. 
Indicates whether popup window is visible. 
Specifies width of popup control. 
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