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{
fpGUI - Free Pascal Graphical User Interface
Copyright (C) 2000 - 2001 by
Areca Systems GmbH / Sebastian Guenther
Copyright (C) 2006 by Graeme Geldenhuys
member of the fpGUI development team.
fpGUI master file
See the file COPYING.fpGUI, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{
Description:
It is fully object-oriented; its main goal is to provide its services
independent of any operating system or graphics environment. All painting
is done using fpGFX, while fpGUI provides a comfortable widget set and
other high-level classes.
}
unit fpGUI;
{.$DEFINE LAYOUTTRACES}
{.$DEFINE TRACEEVENTS}
{$IFDEF Debug}
{$ASSERTIONS On}
{$ENDIF}
{$mode objfpc}{$h+}
interface
uses
{$IFDEF mswindows}
Windows, GFX_GDI, // This must be removed!!!
{$ENDIF}
SysUtils
,Classes
// ,DOM
,GFXBase
// ,GFXInterface
,fpgfx
// ,Types { used for OffsetRect() }
// ,Contnrs
;
type
TColor = type LongWord;
const
InfiniteSize = 16383;
{$I colors.inc}
resourcestring
mbText_Yes = 'Yes';
mbText_No = 'No';
mbText_Ok = 'Ok';
mbText_Cancel = 'Cancel';
mbText_Apply = 'Apply';
mbText_Abort = 'Abort';
mbText_Retry = 'Retry';
mbText_Ignore = 'Ignore';
mbText_All = 'All';
mbText_NoToAll = 'No to all';
mbText_YesToAll = 'Yes to all';
mbText_Help = 'Help';
type
TWidget = class;
TEventObj = class;
TCustomForm = class;
TWidgetState = set of (
wsEnabled,
wsIsVisible,
wsSizeIsForced,
wsHasFocus,
wsMouseInside,
wsClicked
);
TOrientation = (Horizontal, Vertical);
// The following flags are used for styles
TButtonFlags = set of (btnIsEmbedded, btnIsDefault, btnIsPressed,
btnIsSelected, btnHasFocus);
TCheckboxFlags = set of (cbIsPressed, cbHasFocus, cbIsEnabled, cbIsChecked);
// Other stuff
TMsgDlgBtn = (mbYes, mbNo, mbOK, mbCancel, mbApply, mbAbort, mbRetry,
mbIgnore, mbAll, mbNoToAll, mbYesToAll, mbHelp);
TMsgDlgButtons = set of TMsgDlgBtn;
// Panel & Frame types
TBevelStyle = (bsPlain, bsLowered, bsRaised);
TBevelShape = (bsNoFrame, bsBox, bsFrame, bsBottomLine, bsLeftLine,
bsRightLine, bsTopLine);
{ This lets us use a single include file for both the Interface and
Implementation sections. }
{$define read_interface}
{$undef read_implementation}
{$I style.inc}
{$I widget.inc}
{$I container.inc}
{$I bin.inc}
{$I layouts.inc}
{$I form.inc}
{$I popupwindow.inc}
{$I label.inc}
{$I edit.inc}
{$I buttons.inc}
{$I scrollbar.inc}
{$I scrollbox.inc}
{$I checkbox.inc}
{$I radiobutton.inc}
{$I separator.inc}
{$I groupbox.inc}
{$I listbox.inc}
{$I combobox.inc}
{$I grid.inc}
{$I dialogs.inc}
{.$I application.inc}
{$I panel.inc}
{$I menus.inc}
{$I progressbar.inc}
//var
// Application: TApplication;
function Min(a, b: Integer): Integer; inline;
function Max(a, b: Integer): Integer; inline;
function ClipMinMax(val, min, max: Integer): Integer; inline;
implementation
uses
// XMLRead {!!!:, XMLStreaming}
Math
,StyleManager
;
resourcestring
sListIndexError = 'List index exceeds bounds (%d)';
{$IFDEF TraceEvents}
var
EventNestingLevel: Integer;
{$ENDIF}
function Min(a, b: Integer): Integer;
begin
if a < b then
Result := a
else
Result := b;
end;
function Max(a, b: Integer): Integer;
begin
if a > b then
Result := a
else
Result := b;
end;
function ClipMinMax(val, min, max: Integer): Integer;
begin
if val < min then
Result := min
else if val > max then
begin
Result := max;
if Result < min then
Result := min;
end else
Result := val;
end;
{$IFDEF LAYOUTTRACES}
procedure LAYOUTTRACE(const Position: String; const args: array of const);
{$IFDEF TraceEvents}
var
i: Integer;
{$ENDIF}
begin
{$IFDEF TraceEvents}
for i := 1 to EventNestingLevel do
Write(' ');
{$ENDIF}
WriteLn(Format(Position, args));
end;
{$ELSE}
procedure LAYOUTTRACE(const Position: String; const args: array of const);
begin
end;
{$ENDIF}
{ This lets us use a single include file for both the Interface and
Implementation sections. }
{$undef read_interface}
{$define read_implementation}
{$I style.inc}
{$I widget.inc}
{$I container.inc}
{$I bin.inc}
{$I layouts.inc}
{$I form.inc}
{$I popupwindow.inc}
{$I label.inc}
{$I edit.inc}
{$I buttons.inc}
{$I scrollbar.inc}
{$I scrollbox.inc}
{$I checkbox.inc}
{$I radiobutton.inc}
{$I separator.inc}
{$I groupbox.inc}
{$I listbox.inc}
{$I combobox.inc}
{$I grid.inc}
{$I dialogs.inc}
{.$I application.inc}
{$I panel.inc}
{$I menus.inc}
{$I progressbar.inc}
const
Orientations: array[TOrientation] of TIdentMapEntry = (
(Value: Ord(Horizontal); Name: 'Horizontal'),
(Value: Ord(Vertical); Name: 'Vertical')
);
function IdentToOrientation(const Ident: String; var Orientation: LongInt): Boolean;
begin
Result := IdentToInt(Ident, Orientation, Orientations);
end;
function OrientationToIdent(Orientation: LongInt; var Ident: String): Boolean;
begin
Result := IntToIdent(Orientation, Ident, Orientations);
end;
initialization
RegisterIntegerConsts(TypeInfo(TOrientation),
@IdentToOrientation, @OrientationToIdent);
// Application := TApplication.Create;
finalization
// Application.Free;
end.
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