Unit msedrag

Description

 

Overview

Classes, Interfaces, Objects and Records

Name	Description
Interface idragcontroller
Class ttagdragobject
Class tobjectdragobject
Class tstringdragobject
Record drageventsty
Record sysdndinfoty
Class tcustomdragcontroller
Class tdragcontroller

Functions and Procedures

function isobjectdrag(const dragobject: tdragobject; objectclass: tclass): boolean;

Types

drageventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; var processed: boolean) of object;

dragovereventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; var accept: boolean; var processed: boolean) of object;

dragendeventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; const accepted: boolean; var processed: boolean) of object;

dragstatety = (...);

dragstatesty = set of dragstatety;

dragoptionty = (...);

dragoptionsty = set of dragoptionty;

Constants

dragstates = [ds_clicked,ds_beginchecked,ds_haddragobject];

sdndexpiretime = 5000000;

dragmindist = 4;

Description

Functions and Procedures

function isobjectdrag(const dragobject: tdragobject; objectclass: tclass): boolean;

Types

drageventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; var processed: boolean) of object;

dragovereventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; var accept: boolean; var processed: boolean) of object;

dragendeventty = procedure(const asender: tobject; const apos: pointty; var adragobject: tdragobject; const accepted: boolean; var processed: boolean) of object;

dragstatety = (...);

Values ds_clicked ds_beginchecked ds_cursorshapechanged ds_haddragobject

dragstatesty = set of dragstatety;

dragoptionty = (...);

Values do_child do_nocursorshape do_nearstart do_mousewidget

dragoptionsty = set of dragoptionty;

Constants

dragstates = [ds_clicked,ds_beginchecked,ds_haddragobject];

sdndexpiretime = 5000000;

dragmindist = 4;

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