Class tcustomscrollbar
Unit
Declaration
type tcustomscrollbar = class(tnullinterfacedpersistent, iframe, iface)
Description
No description available, ancestor tnullinterfacedpersistent description follows
No description available, ancestor tvirtualpersistent description follows
Hierarchy
- TObject
- tpersistent
- tvirtualpersistent
- tnullinterfacedpersistent
- tcustomscrollbar
Overview
Fields
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fstate: scrollbarstatesty; |
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fintf: iscrollbar; |
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foptions: scrollbaroptionsty; |
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fdrawinfo: scrollbardrawinfoty; |
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findentstart: integer; |
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findentend: integer; |
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tag: integer; |
Methods
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function translatecolor(const acolor: colorty): colorty; |
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function getclientrect: rectty; |
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procedure setlinkedvar(const source: tmsecomponent; var dest: tmsecomponent; const linkintf: iobjectlink = nil); |
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procedure widgetregioninvalid; |
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procedure setframeinstance(instance: tcustomframe); |
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procedure setstaticframe(value: boolean); |
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function getstaticframe: boolean; |
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procedure scrollwidgets(const dist: pointty); |
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procedure clientrectchanged; |
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function getcomponentstate: tcomponentstate; |
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function getmsecomponentstate: msecomponentstatesty; |
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procedure invalidatewidget; |
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procedure invalidaterect(const rect: rectty; const org: originty = org_client; const noclip: boolean = false); |
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function getwidget: twidget; |
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function getwidgetrect: rectty; |
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function getframestateflags: framestateflagsty; |
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function getfocused: boolean; |
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procedure setfocused(const avalue: boolean); |
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function getshiftfact(ashiftstate: shiftstatesty; out fact: real): boolean; |
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procedure setoptions(const avalue: scrollbaroptionsty); virtual; |
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procedure invalidate; |
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procedure dosetvalue(); |
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procedure dostep(akind: scrolleventty; astep: real); |
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procedure dothumbevent(const aevent: scrolleventty); |
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function dostepup(const ashiftstate: shiftstatesty): boolean; |
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function dostepdown(const ashiftstate: shiftstatesty): boolean; |
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procedure defineproperties(filer: tfiler); override; |
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function actualcolorpattern: colorty; |
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function actualcolorpatternclicked: colorty; |
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constructor create(intf: iscrollbar; org: originty = org_client; ondimchanged: proceventty = nil); reintroduce; virtual; |
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destructor destroy; override; |
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procedure createface(); |
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procedure createface1(); |
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procedure createface2(); |
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procedure createfacebutton; |
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procedure createfaceendbutton; |
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procedure createframe; |
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procedure createframebutton; |
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procedure createframeendbutton1; |
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procedure createframeendbutton2; |
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procedure checktemplate(const sender: tobject); |
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procedure paint(const canvas: tcanvas; const acolor: colorty = cl_none); virtual; |
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function wantmouseevent(const apos: pointty): boolean; |
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function buttonmoving(): boolean; |
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procedure mouseevent(var info: mouseeventinfoty); |
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procedure mousewheelevent(var info: mousewheeleventinfoty; const pagingreversed: boolean = false); |
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procedure keydown(var info: keyeventinfoty); |
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procedure enter(); |
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procedure exit(); |
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function clicked: boolean; |
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procedure activechanged; |
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procedure stepup; |
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procedure stepdown; |
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procedure pageup; |
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procedure pagedown; |
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procedure wheelup(const shiftstate: shiftstatesty = []); |
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procedure wheeldown(const shiftstate: shiftstatesty = []); |
Properties
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property focused: boolean read getfocused write setfocused; |
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property disabled: boolean read getdisabled write setdisabled; |
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property direction: graphicdirectionty read fdirection write setdirection
default gd_right; |
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property value: real read fvalue write setvalue; |
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property dim: rectty read fdrawinfo.dim write setdim; |
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property width: integer read fwidth write setwidth default defaultscrollbarwidth; |
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property indentstart: integer read findentstart write setindentstart default 0; |
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property indentend: integer read findentend write setindentend default 0; |
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property options: scrollbaroptionsty read foptions write setoptions
default defaultscrollbaroptions; |
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property stepsize: real read getstepsize write fstepsize stored false; |
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property stepctrlfact: real read fstepctrlfact
write fstepctrlfact stored false; |
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property stepshiftfact: real read fstepshiftfact
write fstepshiftfact stored false; |
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property pagesize: real read fpagesize write setpagesize stored false; |
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property wheelsensitivity: real read fwheelsensitivity
write fwheelsensitivity stored false; |
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property buttonlength: integer read fbuttonlength
write setbuttonlength default 0; |
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property buttonminlength: integer read fbuttonminlength
write setbuttonminlength default defaultbuttonminlength; |
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property buttonendlength: integer read fbuttonendlength
write setbuttonendlength default 0; |
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property face: tface read getface write setface; |
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property face1: tface read getface1 write setface1; |
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property face2: tface read getface2 write setface2; |
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property facebutton: tface read getfacebutton write setfacebutton; |
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property faceendbutton: tface read getfaceendbutton write setfaceendbutton; |
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property frame: tframe read getframe write setframe; |
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property framebutton: tframe read getframebutton write setframebutton; |
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property frameendbutton1: tframe read getframeendbutton1
write setframeendbutton1; |
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property frameendbutton2: tframe read getframeendbutton2
write setframeendbutton2; |
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property color: colorty read fcolor write setcolor default cl_default; |
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property colorpattern: colorty read fcolorpattern
write setcolorpattern default cl_default; |
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property colorpatternclicked: colorty read fcolorpatternclicked
write setcolorpatternclicked default cl_default; |
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property colorglyph: colorty read fdrawinfo.areas[sbbu_down].ca.colorglyph
write setcolorglyph default cl_default; |
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property onbeforeevent: beforescrollbareventty read fonbeforeevent
write fonbeforeevent; |
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property onafterevent: scrollbareventty read fonafterevent
write fonafterevent; |
Description
Fields
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fstate: scrollbarstatesty; |
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fintf: iscrollbar; |
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foptions: scrollbaroptionsty; |
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fdrawinfo: scrollbardrawinfoty; |
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findentstart: integer; |
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findentend: integer; |
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tag: integer; |
Methods
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function translatecolor(const acolor: colorty): colorty; |
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function getclientrect: rectty; |
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procedure setlinkedvar(const source: tmsecomponent; var dest: tmsecomponent; const linkintf: iobjectlink = nil); |
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procedure widgetregioninvalid; |
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procedure setframeinstance(instance: tcustomframe); |
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procedure setstaticframe(value: boolean); |
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function getstaticframe: boolean; |
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procedure scrollwidgets(const dist: pointty); |
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procedure clientrectchanged; |
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function getcomponentstate: tcomponentstate; |
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function getmsecomponentstate: msecomponentstatesty; |
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procedure invalidatewidget; |
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procedure invalidaterect(const rect: rectty; const org: originty = org_client; const noclip: boolean = false); |
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function getwidget: twidget; |
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function getwidgetrect: rectty; |
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function getframestateflags: framestateflagsty; |
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function getfocused: boolean; |
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procedure setfocused(const avalue: boolean); |
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function getshiftfact(ashiftstate: shiftstatesty; out fact: real): boolean; |
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procedure setoptions(const avalue: scrollbaroptionsty); virtual; |
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procedure invalidate; |
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procedure dosetvalue(); |
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procedure dostep(akind: scrolleventty; astep: real); |
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procedure dothumbevent(const aevent: scrolleventty); |
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function dostepup(const ashiftstate: shiftstatesty): boolean; |
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function dostepdown(const ashiftstate: shiftstatesty): boolean; |
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procedure defineproperties(filer: tfiler); override; |
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function actualcolorpattern: colorty; |
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function actualcolorpatternclicked: colorty; |
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constructor create(intf: iscrollbar; org: originty = org_client; ondimchanged: proceventty = nil); reintroduce; virtual; |
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destructor destroy; override; |
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procedure createface(); |
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procedure createface1(); |
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procedure createface2(); |
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procedure createfacebutton; |
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procedure createfaceendbutton; |
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procedure createframe; |
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procedure createframebutton; |
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procedure createframeendbutton1; |
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procedure createframeendbutton2; |
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procedure checktemplate(const sender: tobject); |
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procedure paint(const canvas: tcanvas; const acolor: colorty = cl_none); virtual; |
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function wantmouseevent(const apos: pointty): boolean; |
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function buttonmoving(): boolean; |
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procedure mouseevent(var info: mouseeventinfoty); |
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procedure mousewheelevent(var info: mousewheeleventinfoty; const pagingreversed: boolean = false); |
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procedure keydown(var info: keyeventinfoty); |
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procedure enter(); |
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procedure exit(); |
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function clicked: boolean; |
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procedure activechanged; |
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procedure stepup; |
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procedure stepdown; |
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procedure pageup; |
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procedure pagedown; |
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procedure wheelup(const shiftstate: shiftstatesty = []); |
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procedure wheeldown(const shiftstate: shiftstatesty = []); |
Properties
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property focused: boolean read getfocused write setfocused; |
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property disabled: boolean read getdisabled write setdisabled; |
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property direction: graphicdirectionty read fdirection write setdirection
default gd_right; |
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property value: real read fvalue write setvalue; |
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property dim: rectty read fdrawinfo.dim write setdim; |
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property width: integer read fwidth write setwidth default defaultscrollbarwidth; |
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property indentstart: integer read findentstart write setindentstart default 0; |
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property indentend: integer read findentend write setindentend default 0; |
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property options: scrollbaroptionsty read foptions write setoptions
default defaultscrollbaroptions; |
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property stepsize: real read getstepsize write fstepsize stored false; |
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property stepctrlfact: real read fstepctrlfact
write fstepctrlfact stored false; |
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property stepshiftfact: real read fstepshiftfact
write fstepshiftfact stored false; |
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property pagesize: real read fpagesize write setpagesize stored false; |
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property wheelsensitivity: real read fwheelsensitivity
write fwheelsensitivity stored false; |
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property buttonlength: integer read fbuttonlength
write setbuttonlength default 0; |
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property buttonminlength: integer read fbuttonminlength
write setbuttonminlength default defaultbuttonminlength; |
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property buttonendlength: integer read fbuttonendlength
write setbuttonendlength default 0; |
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property face: tface read getface write setface; |
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property face1: tface read getface1 write setface1; |
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property face2: tface read getface2 write setface2; |
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property facebutton: tface read getfacebutton write setfacebutton; |
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property faceendbutton: tface read getfaceendbutton write setfaceendbutton; |
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property frame: tframe read getframe write setframe; |
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property framebutton: tframe read getframebutton write setframebutton; |
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property frameendbutton1: tframe read getframeendbutton1
write setframeendbutton1; |
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property frameendbutton2: tframe read getframeendbutton2
write setframeendbutton2; |
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property color: colorty read fcolor write setcolor default cl_default; |
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property colorpattern: colorty read fcolorpattern
write setcolorpattern default cl_default; |
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property colorpatternclicked: colorty read fcolorpatternclicked
write setcolorpatternclicked default cl_default; |
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property colorglyph: colorty read fdrawinfo.areas[sbbu_down].ca.colorglyph
write setcolorglyph default cl_default; |
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property onbeforeevent: beforescrollbareventty read fonbeforeevent
write fonbeforeevent; |
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property onafterevent: scrollbareventty read fonafterevent
write fonafterevent; |
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