mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-04-11 11:28:49 +02:00
20b0781512
r51798 lcl: disable windows on system dialog execute, win32: fix parent window handle for system dialogs, Issue #28631 r51808 lcl: restore focus after system dialog. Issue #28631 r51810 lcl: better bullet-proof LCL approach for r51808 #cf74370262, issue #28631 r51811 lcl: remove stay-on-top window flags on ShowModal because they can block the application from input. Issue #27148 r51812 lcl: remove/restore stay-on-top windows in Application ModalStarted/ModalFinished, fix default methods with a counter. Issue #27148 git-svn-id: branches/fixes_1_6@51997 -
768 lines
26 KiB
ObjectPascal
768 lines
26 KiB
ObjectPascal
{
|
|
/***************************************************************************
|
|
dialogs.pp
|
|
----------
|
|
Component Library Standard dialogs Controls
|
|
|
|
|
|
***************************************************************************/
|
|
|
|
*****************************************************************************
|
|
This file is part of the Lazarus Component Library (LCL)
|
|
|
|
See the file COPYING.modifiedLGPL.txt, included in this distribution,
|
|
for details about the license.
|
|
*****************************************************************************
|
|
}
|
|
unit Dialogs;
|
|
|
|
{$mode objfpc}{$H+}
|
|
|
|
interface
|
|
|
|
uses
|
|
// RTL + FCL + LCL
|
|
Types, typinfo, Classes, SysUtils, LMessages,
|
|
LResources, LCLIntf, InterfaceBase, LCLStrConsts, LCLType, LCLProc, Forms,
|
|
Controls, Themes, GraphType, Graphics, Buttons, ButtonPanel, StdCtrls,
|
|
ExtCtrls, LCLClasses, ClipBrd,
|
|
// LazUtils
|
|
FileUtil, LazFileUtils;
|
|
|
|
|
|
type
|
|
TMsgDlgType = (mtWarning, mtError, mtInformation, mtConfirmation,
|
|
mtCustom);
|
|
TMsgDlgBtn = (mbYes, mbNo, mbOK, mbCancel, mbAbort, mbRetry, mbIgnore,
|
|
mbAll, mbNoToAll, mbYesToAll, mbHelp, mbClose);
|
|
TMsgDlgButtons = set of TMsgDlgBtn;
|
|
|
|
|
|
const
|
|
mbYesNoCancel = [mbYes, mbNo, mbCancel];
|
|
mbYesNo = [mbYes, mbNo];
|
|
mbOKCancel = [mbOK, mbCancel];
|
|
mbAbortRetryIgnore = [mbAbort, mbRetry, mbIgnore];
|
|
|
|
MsgDlgBtnToBitBtnKind: array[TMsgDlgBtn] of TBitBtnKind = (
|
|
bkYes, bkNo, bkOK, bkCancel, bkAbort, bkRetry, bkIgnore,
|
|
bkAll, bkNoToAll, bkYesToAll, bkHelp, bkClose
|
|
);
|
|
|
|
BitBtnKindToMsgDlgBtn: array[TBitBtnKind] of TMsgDlgBtn = (
|
|
mbOk, mbOK, mbCancel, mbHelp, mbYes, mbNo,
|
|
mbClose, mbAbort, mbRetry, mbIgnore, mbAll, mbNoToALl, mbYesToAll
|
|
);
|
|
|
|
type
|
|
|
|
{ TCommonDialog }
|
|
|
|
TCommonDialog = class(TLCLComponent)
|
|
private
|
|
FHandle : THandle;
|
|
FHeight: integer;
|
|
FWidth: integer;
|
|
FOnCanClose: TCloseQueryEvent;
|
|
FOnShow, FOnClose : TNotifyEvent;
|
|
FTitle : string;
|
|
FUserChoice: integer;
|
|
FHelpContext: THelpContext;
|
|
FCanCloseCalled: Boolean;
|
|
FClosing: boolean;
|
|
procedure SetHandle(const AValue: THandle);
|
|
function IsTitleStored: boolean;
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function DoExecute : boolean; virtual;
|
|
function DefaultTitle: string; virtual;
|
|
function GetHeight: Integer; virtual;
|
|
function GetWidth: Integer; virtual;
|
|
procedure SetHeight(const AValue: integer); virtual;
|
|
procedure SetWidth(const AValue: integer); virtual;
|
|
public
|
|
FCompStyle : LongInt;
|
|
constructor Create(TheOwner: TComponent); override;
|
|
function Execute: boolean; virtual;
|
|
property Handle: THandle read FHandle write SetHandle;
|
|
property UserChoice: integer read FUserChoice write FUserChoice;
|
|
procedure Close; virtual;
|
|
procedure DoShow; virtual;
|
|
procedure DoCanClose(var CanClose: Boolean); virtual;
|
|
procedure DoClose; virtual;
|
|
function HandleAllocated: boolean;
|
|
published
|
|
property OnClose: TNotifyEvent read FOnClose write FOnClose;
|
|
property OnCanClose: TCloseQueryEvent read FOnCanClose write FOnCanClose;
|
|
property OnShow: TNotifyEvent read FOnShow write FOnShow;
|
|
property HelpContext: THelpContext read FHelpContext write FHelpContext default 0;
|
|
property Width: integer read GetWidth write SetWidth default 0;
|
|
property Height: integer read GetHeight write SetHeight default 0;
|
|
property Title: TTranslateString read FTitle write FTitle stored IsTitleStored;
|
|
end;
|
|
|
|
|
|
{ TFileDialog }
|
|
|
|
TFileDialog = class(TCommonDialog)
|
|
private
|
|
FInternalFilterIndex: Integer;
|
|
FDefaultExt: string;
|
|
FFileName : String;
|
|
FFiles: TStrings;
|
|
FFilter: String;
|
|
FFilterIndex: Integer;
|
|
FHistoryList: TStrings;
|
|
FInitialDir: string;
|
|
FOnHelpClicked: TNotifyEvent;
|
|
FOnTypeChange: TNotifyEvent;
|
|
procedure SetDefaultExt(const AValue: string);
|
|
procedure SetFilterIndex(const AValue: Integer);
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function GetFilterIndex: Integer; virtual;
|
|
procedure SetFileName(const Value: String); virtual;
|
|
procedure SetFilter(const Value: String); virtual;
|
|
procedure SetHistoryList(const AValue: TStrings); virtual;
|
|
public
|
|
constructor Create(TheOwner: TComponent); override;
|
|
destructor Destroy; override;
|
|
procedure DoTypeChange; virtual;
|
|
property Files: TStrings read FFiles;
|
|
property HistoryList: TStrings read FHistoryList write SetHistoryList;
|
|
procedure IntfFileTypeChanged(NewFilterIndex: Integer);
|
|
class function FindMaskInFilter(aFilter, aMask: string): integer;
|
|
class function ExtractAllFilterMasks(aFilter: string;
|
|
SkipAllFilesMask: boolean = true): string;
|
|
published
|
|
property Title;
|
|
property DefaultExt: string read FDefaultExt write SetDefaultExt;
|
|
property FileName: String read FFileName write SetFileName;
|
|
property Filter: String read FFilter write SetFilter;
|
|
property FilterIndex: Integer read GetFilterIndex write SetFilterIndex default 1;
|
|
property InitialDir: string read FInitialDir write FInitialDir;
|
|
property OnHelpClicked: TNotifyEvent read FOnHelpClicked write FOnHelpClicked;
|
|
property OnTypeChange: TNotifyEvent read FOnTypeChange write FOnTypeChange;
|
|
end;
|
|
|
|
|
|
{ TOpenDialog }
|
|
|
|
TOpenOption = (
|
|
ofReadOnly,
|
|
ofOverwritePrompt, // if selected file exists shows a message, that file
|
|
// will be overwritten
|
|
ofHideReadOnly, // hide read only file
|
|
ofNoChangeDir, // do not change current directory
|
|
ofShowHelp, // show a help button
|
|
ofNoValidate,
|
|
ofAllowMultiSelect,// allow multiselection
|
|
ofExtensionDifferent,
|
|
ofPathMustExist, // shows an error message if selected path does not exist
|
|
ofFileMustExist, // shows an error message if selected file does not exist
|
|
ofCreatePrompt,
|
|
ofShareAware,
|
|
ofNoReadOnlyReturn,// do not return filenames that are readonly
|
|
ofNoTestFileCreate,
|
|
ofNoNetworkButton,
|
|
ofNoLongNames,
|
|
ofOldStyleDialog,
|
|
ofNoDereferenceLinks,// do not expand filenames
|
|
ofEnableIncludeNotify,
|
|
ofEnableSizing, // dialog can be resized, e.g. via the mouse
|
|
ofDontAddToRecent, // do not add the path to the history list
|
|
ofForceShowHidden, // show hidden files
|
|
ofViewDetail, // details are OS and interface dependent
|
|
ofAutoPreview // details are OS and interface dependent
|
|
);
|
|
TOpenOptions = set of TOpenOption;
|
|
|
|
const
|
|
DefaultOpenDialogOptions = [ofEnableSizing, ofViewDetail];
|
|
|
|
type
|
|
|
|
TOpenDialog = class(TFileDialog)
|
|
private
|
|
FOnFolderChange: TNotifyEvent;
|
|
FOnSelectionChange: TNotifyEvent;
|
|
FOptions: TOpenOptions;
|
|
FLastSelectionChangeFilename: string;
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
procedure DereferenceLinks; virtual;
|
|
function CheckFile(var AFilename: string): boolean; virtual;
|
|
function CheckFileMustExist(const AFileName: string): boolean; virtual;
|
|
function CheckAllFiles: boolean; virtual;
|
|
function DoExecute: boolean; override;
|
|
function DefaultTitle: string; override;
|
|
public
|
|
constructor Create(TheOwner: TComponent); override;
|
|
procedure DoFolderChange; virtual;
|
|
procedure DoSelectionChange; virtual;
|
|
procedure IntfSetOption(const AOption: TOpenOption; const AValue: Boolean);
|
|
published
|
|
property Options: TOpenOptions read FOptions write FOptions default DefaultOpenDialogOptions;
|
|
property OnFolderChange: TNotifyEvent read FOnFolderChange write FOnFolderChange;
|
|
property OnSelectionChange: TNotifyEvent read FOnSelectionChange write FOnSelectionChange;
|
|
end;
|
|
|
|
|
|
{ TSaveDialog }
|
|
|
|
TSaveDialog = class(TOpenDialog)
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function DefaultTitle: string; override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
end;
|
|
|
|
|
|
{ TSelectDirectoryDialog }
|
|
|
|
TSelectDirectoryDialog = class(TOpenDialog)
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function CheckFileMustExist(const AFilename: string): boolean; override;
|
|
function DefaultTitle: string; override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
end;
|
|
|
|
{ TColorDialog }
|
|
|
|
TColorDialog = class(TCommonDialog)
|
|
private
|
|
FColor: TColor;
|
|
FCustomColors: TStrings;
|
|
procedure SetCustomColors(const AValue: TStrings);
|
|
procedure AddDefaultColor(const s: AnsiString);
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function DefaultTitle: string; override;
|
|
public
|
|
constructor Create(TheOwner: TComponent); override;
|
|
destructor Destroy; override;
|
|
published
|
|
property Title;
|
|
property Color: TColor read FColor write FColor;
|
|
// entry looks like ColorA = FFFF00 ... ColorX = C0C0C0
|
|
property CustomColors: TStrings read FCustomColors write SetCustomColors;
|
|
end;
|
|
|
|
|
|
{ TColorButton }
|
|
|
|
TColorButton = class(TCustomSpeedButton)
|
|
private
|
|
FBorderWidth: Integer;
|
|
FButtonColorAutoSize: Boolean;
|
|
FButtonColorSize: Integer;
|
|
FButtonColor: TColor;
|
|
FColorDialog: TColorDialog;
|
|
FOnColorChanged: TNotifyEvent;
|
|
FDisabledPattern: TBitmap;
|
|
function IsButtonColorAutoSizeStored: boolean;
|
|
procedure SetBorderWidth(const AValue: Integer);
|
|
procedure SetButtonColor(const AValue: TColor);
|
|
procedure SetButtonColorAutoSize(const AValue: Boolean);
|
|
procedure SetButtonColorSize(const AValue: Integer);
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function DrawGlyph(ACanvas: TCanvas; const AClient: TRect; const AOffset: TPoint;
|
|
AState: TButtonState; ATransparent: Boolean; BiDiFlags: Longint): TRect; override;
|
|
function GetDisabledPattern: TBitmap; virtual;
|
|
function GetGlyphSize(Drawing: boolean; PaintRect: TRect): TSize; override;
|
|
class function GetControlClassDefaultSize: TSize; override;
|
|
procedure ShowColorDialog; virtual;
|
|
public
|
|
constructor Create(AnOwner: TComponent); override;
|
|
destructor Destroy; Override;
|
|
procedure Click; override;
|
|
published
|
|
property Action;
|
|
property Align;
|
|
property Anchors;
|
|
property AllowAllUp;
|
|
property BorderSpacing;
|
|
property BorderWidth: Integer read FBorderWidth write SetBorderWidth;
|
|
property ButtonColorAutoSize: Boolean read FButtonColorAutoSize
|
|
write SetButtonColorAutoSize
|
|
stored IsButtonColorAutoSizeStored;
|
|
property ButtonColorSize: Integer read FButtonColorSize write SetButtonColorSize;
|
|
property ButtonColor: TColor read FButtonColor write SetButtonColor;
|
|
property ColorDialog: TColorDialog read FColorDialog write FColorDialog;
|
|
property Constraints;
|
|
property Caption;
|
|
property Color;
|
|
property Down;
|
|
property Enabled;
|
|
property Flat;
|
|
property Font;
|
|
property GroupIndex;
|
|
property Hint;
|
|
property Layout;
|
|
property Margin;
|
|
property Spacing;
|
|
property Transparent;
|
|
property Visible;
|
|
property OnClick;
|
|
property OnColorChanged: TNotifyEvent read FOnColorChanged
|
|
write FOnColorChanged;
|
|
property OnDblClick;
|
|
property OnMouseDown;
|
|
property OnMouseEnter;
|
|
property OnMouseLeave;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
property OnMouseWheel;
|
|
property OnMouseWheelDown;
|
|
property OnMouseWheelUp;
|
|
property OnPaint;
|
|
property OnResize;
|
|
property OnChangeBounds;
|
|
property ShowHint;
|
|
property ParentFont;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
end;
|
|
|
|
|
|
{ TFontDialog }
|
|
|
|
TFontDialogOption = (fdAnsiOnly, fdTrueTypeOnly, fdEffects,
|
|
fdFixedPitchOnly, fdForceFontExist, fdNoFaceSel, fdNoOEMFonts,
|
|
fdNoSimulations, fdNoSizeSel, fdNoStyleSel, fdNoVectorFonts,
|
|
fdShowHelp, fdWysiwyg, fdLimitSize, fdScalableOnly, fdApplyButton);
|
|
TFontDialogOptions = set of TFontDialogOption;
|
|
|
|
TFontDialog = class(TCommonDialog)
|
|
private
|
|
FFont: TFont;
|
|
FMaxFontSize: Integer;
|
|
FMinFontSize: Integer;
|
|
FOnApplyClicked: TNotifyEvent;
|
|
FOptions: TFontDialogOptions;
|
|
FPreviewText: string;
|
|
procedure SetFont(const AValue: TFont);
|
|
protected
|
|
class procedure WSRegisterClass; override;
|
|
function DefaultTitle: string; override;
|
|
public
|
|
procedure ApplyClicked; virtual;
|
|
constructor Create (AOwner : TComponent); override;
|
|
destructor Destroy; override;
|
|
published
|
|
property Title;
|
|
property Font: TFont read FFont write SetFont;
|
|
property MinFontSize: Integer read FMinFontSize write FMinFontSize;
|
|
property MaxFontSize: Integer read FMaxFontSize write FMaxFontSize;
|
|
property Options: TFontDialogOptions
|
|
read FOptions write FOptions default [fdEffects];
|
|
property OnApplyClicked: TNotifyEvent
|
|
read FOnApplyClicked write FOnApplyClicked;
|
|
property PreviewText: string read FPreviewText write FPreviewText;
|
|
end;
|
|
|
|
|
|
{ TFindDialog }
|
|
|
|
TFindOption = (frDown, frFindNext, frHideMatchCase, frHideWholeWord,
|
|
frHideUpDown, frMatchCase, frDisableMatchCase, frDisableUpDown,
|
|
frDisableWholeWord, frReplace, frReplaceAll, frWholeWord, frShowHelp,
|
|
frEntireScope, frHideEntireScope, frPromptOnReplace, frHidePromptOnReplace,
|
|
frButtonsAtBottom);
|
|
TFindOptions = set of TFindOption;
|
|
|
|
TFindDialog = class(TCommonDialog)
|
|
private
|
|
FFormLeft: integer;
|
|
FFormTop: integer;
|
|
function GetReplaceText: string;
|
|
function GetFindText: string;
|
|
function GetLeft: Integer;
|
|
function GetPosition: TPoint;
|
|
function GetTop: Integer;
|
|
procedure SetFindText(const AValue: string);
|
|
procedure SetLeft(const AValue: Integer);
|
|
procedure SetOptions(AValue: TFindOptions);
|
|
procedure SetPosition(const AValue: TPoint);
|
|
procedure SetTop(const AValue: Integer);
|
|
procedure SetReplaceText(const AValue: string);
|
|
protected
|
|
FFindForm: TForm;
|
|
FOnReplace: TNotifyEvent;
|
|
FOnFind: TNotifyEvent;
|
|
FOptions: TFindOptions;
|
|
FOnHelpClicked: TNotifyEvent;
|
|
FReplaceText: string;
|
|
FFindText: string;
|
|
|
|
function DefaultTitle: string; override;
|
|
|
|
procedure FindClick(Sender: TObject);
|
|
procedure HelpClick(Sender: TObject);
|
|
procedure CancelClick(Sender: TObject);
|
|
|
|
function GetHeight: Integer; override;
|
|
function GetWidth: Integer; override;
|
|
procedure DoCloseForm(Sender: TObject; var CloseAction: TCloseAction);virtual;
|
|
procedure Find; virtual;
|
|
procedure Help; virtual;
|
|
procedure Replace; virtual;
|
|
function CreateForm:TForm;virtual;
|
|
procedure SetFormValues;virtual;
|
|
procedure GetFormValues; virtual;
|
|
Procedure CalcPosition(aForm:Tform);
|
|
property ReplaceText: string read GetReplaceText write SetReplaceText;
|
|
property OnReplace: TNotifyEvent read FOnReplace write FOnReplace;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
destructor Destroy; override;
|
|
procedure CloseDialog;
|
|
function Execute: Boolean; override;
|
|
property Left: Integer read GetLeft write SetLeft;
|
|
property Position: TPoint read GetPosition write SetPosition;
|
|
property Top: Integer read GetTop write SetTop;
|
|
published
|
|
property FindText: string read GetFindText write SetFindText;
|
|
property Options: TFindOptions read FOptions write SetOptions default [frDown];
|
|
property OnFind: TNotifyEvent read FOnFind write FOnFind;
|
|
property OnHelpClicked: TNotifyEvent read FOnHelpClicked write FOnHelpClicked;
|
|
end;
|
|
|
|
|
|
{ TReplaceDialog }
|
|
|
|
TReplaceDialog = class(TFindDialog)
|
|
protected
|
|
function DefaultTitle: string; override;
|
|
procedure ReplaceClick(Sender: TObject);
|
|
procedure ReplaceAllClick(Sender: TObject);
|
|
function CreateForm: TForm; override;
|
|
procedure SetFormValues; override;
|
|
procedure GetFormValues; override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
published
|
|
property ReplaceText;
|
|
property OnReplace;
|
|
end;
|
|
|
|
|
|
|
|
{ TPrinterSetupDialog }
|
|
|
|
TCustomPrinterSetupDialog = class(TCommonDialog)
|
|
end;
|
|
|
|
|
|
{ TPrintDialog }
|
|
|
|
TPrintRange = (prAllPages, prSelection, prPageNums, prCurrentPage);
|
|
TPrintDialogOption = (poPrintToFile, poPageNums, poSelection, poWarning,
|
|
poHelp, poDisablePrintToFile);
|
|
TPrintDialogOptions = set of TPrintDialogOption;
|
|
|
|
TCustomPrintDialog = class(TCommonDialog)
|
|
private
|
|
FFromPage: Integer;
|
|
FToPage: Integer;
|
|
FCollate: Boolean;
|
|
FOptions: TPrintDialogOptions;
|
|
FPrintToFile: Boolean;
|
|
FPrintRange: TPrintRange;
|
|
FMinPage: Integer;
|
|
FMaxPage: Integer;
|
|
FCopies: Integer;
|
|
public
|
|
constructor Create(TheOwner: TComponent); override;
|
|
public
|
|
property Collate: Boolean read FCollate write FCollate default False;
|
|
property Copies: Integer read FCopies write FCopies default 1;
|
|
property FromPage: Integer read FFromPage write FFromPage default 0;
|
|
property MinPage: Integer read FMinPage write FMinPage default 0;
|
|
property MaxPage: Integer read FMaxPage write FMaxPage default 0;
|
|
property Options: TPrintDialogOptions read FOptions write FOptions default [];
|
|
property PrintToFile: Boolean read FPrintToFile write FPrintToFile default False;
|
|
property PrintRange: TPrintRange read FPrintRange write FPrintRange default prAllPages;
|
|
property ToPage: Integer read FToPage write FToPage default 0;
|
|
end;
|
|
|
|
var
|
|
MinimumDialogButtonWidth: integer = 75;
|
|
MinimumDialogButtonHeight: integer = 25;
|
|
|
|
{ MessageDlg }
|
|
|
|
function MessageDlg(const aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint): TModalResult; overload;
|
|
function MessageDlg(const aCaption, aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint): TModalResult; overload;
|
|
function MessageDlg(const aCaption, aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint; DefaultButton: TMsgDlgBtn): TModalResult; overload;
|
|
function MessageDlg(const aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint; DefaultButton: TMsgDlgBtn): TModalResult; overload;
|
|
function MessageDlg(const aCaption, aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; const HelpKeyword: string): TModalResult; overload;
|
|
function MessageDlgPos(const aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint; X, Y: Integer): TModalResult; overload;
|
|
function MessageDlgPosHelp(const aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons; HelpCtx: Longint; X, Y: Integer;
|
|
const HelpFileName: string): TModalResult; overload;
|
|
function CreateMessageDialog(const Msg: string; DlgType: TMsgDlgType;
|
|
Buttons: TMsgDlgButtons): TForm; overload;
|
|
function DefaultPromptDialog(const DialogCaption,
|
|
DialogMessage: String;
|
|
DialogType: longint; Buttons: PLongint;
|
|
ButtonCount, DefaultIndex, EscapeResult: Longint;
|
|
UseDefaultPos: boolean;
|
|
X, Y: Longint): Longint;// widgetset independent implementation, see PromptDialogFunction
|
|
|
|
function QuestionDlg(const aCaption, aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: array of const; HelpCtx: Longint): TModalResult; overload;
|
|
function QuestionDlg(const aCaption, aMsg: string; DlgType: TMsgDlgType;
|
|
Buttons: array of const; const HelpKeyword: string): TModalResult; overload;
|
|
function DefaultQuestionDialog(const aCaption, aMsg: string; DlgType: LongInt;
|
|
Buttons: TDialogButtons; HelpCtx: Longint): LongInt;// widgetset independent implementation, see QuestionDialogFunction
|
|
|
|
procedure ShowMessage(const aMsg: string);
|
|
procedure ShowMessageFmt(const aMsg: string; Params: array of const);
|
|
procedure ShowMessagePos(const aMsg: string; X, Y: Integer);
|
|
function DefaultMessageBox(Text, Caption: PChar; Flags: Longint) : Integer;// widgetset independent implementation, see MessageBoxFunction
|
|
|
|
function InputBox(const ACaption, APrompt, ADefault : String) : String;
|
|
function PasswordBox(const ACaption, APrompt : String) : String;
|
|
|
|
const
|
|
cInputQueryEditSizePixels: integer = 260; // Edit size in pixels
|
|
cInputQueryEditSizePercents: integer = 25; // Edit size in % of monitor width
|
|
cInputQuerySpacingSize: integer = 6;
|
|
|
|
type
|
|
TSelectDirOpt = (sdAllowCreate, sdPerformCreate, sdPrompt);
|
|
TSelectDirOpts = set of TSelectDirOpt;
|
|
TInputCloseQueryEvent = procedure(Sender: TObject; const AValues: array of string;
|
|
var ACanClose: boolean) of object;
|
|
|
|
function SelectDirectory(const Caption, InitialDirectory: string;
|
|
out Directory: string): boolean;
|
|
function SelectDirectory(const Caption, InitialDirectory: string;
|
|
out Directory: string; ShowHidden: boolean; HelpCtx: Longint = 0): boolean;
|
|
function SelectDirectory(out Directory: string;
|
|
Options: TSelectDirOpts; HelpCtx: Longint): Boolean;
|
|
|
|
function InputQuery(const ACaption, APrompt : String; MaskInput : Boolean; var Value : String) : Boolean;
|
|
function InputQuery(const ACaption, APrompt : String; var Value : String) : Boolean;
|
|
function InputQuery(const ACaption: string; const APrompts: array of string;
|
|
var AValues: array of string; ACloseEvent: TInputCloseQueryEvent = nil): boolean;
|
|
function DefaultInputDialog(const InputCaption, InputPrompt : String;
|
|
MaskInput : Boolean; var Value : String) : Boolean;// widgetset independent implementation, see InputDialogFunction
|
|
|
|
function ExtractColorIndexAndColor(const AColorList: TStrings; const AIndex: Integer;
|
|
out ColorIndex: Integer; out ColorValue: TColor): Boolean;
|
|
|
|
// helper functions (search LCLType for idDiag)
|
|
function GetDialogCaption(idDiag: Integer): String;
|
|
function GetDialogIcon(idDiag: Integer): TCustomBitmap;
|
|
|
|
function dbgs(Option: TOpenOption): string; overload;
|
|
function dbgs(Options: TOpenOptions): string; overload;
|
|
|
|
procedure Register;
|
|
|
|
implementation
|
|
|
|
{$R dialog_icons.res}
|
|
{ $R forms/finddlgunit.lfm}
|
|
{ $R forms/replacedlgunit.lfm}
|
|
|
|
uses
|
|
Math, WSDialogs;
|
|
|
|
const
|
|
//
|
|
//TODO: all the constants below should be replaced in the future
|
|
// their only purpose is to overcome some current design flaws &
|
|
// missing features in the GTK libraries
|
|
//
|
|
cBitmapX = 10; // x-position for bitmap in messagedialog
|
|
cBitmapY = 10; // y-position for bitmap in messagedialog
|
|
cLabelSpacing = 10; // distance between icon & label
|
|
|
|
DialogResult : Array[mrNone..mrLast] of Longint = (
|
|
-1, idButtonOK, idButtonCancel, idButtonAbort, idButtonRetry,
|
|
idButtonIgnore, idButtonYes,idButtonNo, idButtonAll, idButtonNoToAll,
|
|
idButtonYesToAll,idButtonClose);
|
|
|
|
|
|
DialogButtonKind : Array[idButtonOK..idButtonNoToAll] of TBitBtnKind = (
|
|
bkOk, bkCancel, bkHelp, bkYes, bkNo, bkClose, bkAbort, bkRetry,
|
|
bkIgnore, bkAll, bkYesToAll, bkNoToAll);
|
|
|
|
DialogResName: array[idDialogWarning..idDialogConfirm] of String =
|
|
(
|
|
{idDialogWarning} 'dialog_warning',
|
|
{idDialogError } 'dialog_error',
|
|
{idDialogInfo } 'dialog_information',
|
|
{idDialogConfirm} 'dialog_confirmation'
|
|
);
|
|
|
|
type
|
|
TBitBtnAccess = class(TBitBtn);
|
|
|
|
function dbgs(Option: TOpenOption): string;
|
|
begin
|
|
Result:=GetEnumName(typeinfo(TOpenOption),ord(Option));
|
|
end;
|
|
|
|
function dbgs(Options: TOpenOptions): string;
|
|
var
|
|
o: TOpenOption;
|
|
begin
|
|
Result:='';
|
|
for o in Options do
|
|
Result:=Result+dbgs(o)+',';
|
|
Result:='['+LeftStr(Result,length(Result)-1)+']';
|
|
end;
|
|
|
|
procedure Register;
|
|
begin
|
|
RegisterComponents('Dialogs',[TOpenDialog,TSaveDialog,TSelectDirectoryDialog,
|
|
TColorDialog,TFontDialog,
|
|
TFindDialog,TReplaceDialog]);
|
|
RegisterComponents('Misc',[TColorButton]);
|
|
end;
|
|
|
|
function DefaultMessageBox(Text, Caption: PChar; Flags: Longint) : Integer;
|
|
var
|
|
DlgType : TMsgDlgType;
|
|
Buttons : TMsgDlgButtons;
|
|
CurBtn, DefButton: TMsgDlgBtn;
|
|
DefButtonIndex: Integer;
|
|
begin
|
|
//This uses TMessageBox class in MessageDialogs.inc
|
|
if (Flags and MB_RETRYCANCEL) = MB_RETRYCANCEL then
|
|
Buttons := [mbRetry, mbCancel]
|
|
else
|
|
if (Flags and MB_YESNO) = MB_YESNO then
|
|
Buttons := [mbYes, mbNo]
|
|
else
|
|
if (Flags and MB_YESNOCANCEL) = MB_YESNOCANCEL then
|
|
Buttons := [mbYes, mbNo, mbCancel]
|
|
else
|
|
if (Flags and MB_ABORTRETRYIGNORE) = MB_ABORTRETRYIGNORE then
|
|
Buttons := [mbAbort, mbRetry, mbIgnore]
|
|
else
|
|
if (Flags and MB_OKCANCEL) = MB_OKCANCEL then
|
|
Buttons := [mbOK,mbCancel]
|
|
else
|
|
if (Flags and MB_OK) = MB_OK then
|
|
Buttons := [mbOK]
|
|
else
|
|
{%H-}Buttons := [mbOK];
|
|
|
|
|
|
if (Flags and MB_ICONINFORMATION) = MB_ICONINFORMATION then
|
|
DlgTYpe := mtInformation
|
|
else
|
|
if (Flags and MB_ICONWARNING) = MB_ICONWARNING then
|
|
DlgTYpe := mtWarning
|
|
else
|
|
if (Flags and MB_ICONQUESTION) = MB_ICONQUESTION then
|
|
DlgTYpe := mtConfirmation
|
|
else
|
|
if (Flags and MB_ICONERROR) = MB_ICONERROR then
|
|
DlgTYpe := mtError
|
|
else
|
|
DlgTYpe := mtCustom;
|
|
|
|
if (Flags and MB_DEFBUTTON2) = MB_DEFBUTTON2 then
|
|
DefButtonIndex := 2 else
|
|
if (Flags and MB_DEFBUTTON3) = MB_DEFBUTTON3 then
|
|
DefButtonIndex := 3 else
|
|
if (Flags and MB_DEFBUTTON4) = MB_DEFBUTTON4 then
|
|
DefButtonIndex := 4 else
|
|
DefButtonIndex := 1;
|
|
|
|
DefButton := Low(TMsgDlgBtn);
|
|
for CurBtn := Low(TMsgDlgBtn) to High(TMsgDlgBtn) do
|
|
begin
|
|
DefButton := CurBtn;
|
|
if CurBtn in Buttons then
|
|
Dec(DefButtonIndex);
|
|
if DefButtonIndex = 0 then
|
|
break;
|
|
end;
|
|
Result := MessageDlg(Caption, Text, DlgType, Buttons, 0, DefButton);
|
|
end;
|
|
|
|
{** Return the localized or not title of dialog}
|
|
function GetDialogCaption(idDiag: Integer): String;
|
|
begin
|
|
case idDiag of
|
|
idDialogWarning : Result := rsMtWarning;
|
|
idDialogError : Result := rsMtError;
|
|
idDialogInfo : Result := rsMtInformation;
|
|
idDialogConfirm : Result := rsMtConfirmation;
|
|
idDialogShield : Result := rsMtAuthentication;
|
|
else
|
|
Result := '?';
|
|
end;
|
|
end;
|
|
|
|
function GetDialogIcon(idDiag: Integer): TCustomBitmap;
|
|
var
|
|
BitmapHandle, MaskHandle: HBitmap;
|
|
begin
|
|
if ThemeServices.GetStockImage(idDiag, BitmapHandle, MaskHandle) then
|
|
begin
|
|
Result := TBitmap.Create;
|
|
Result.Handle := BitmapHandle;
|
|
if MaskHandle <> 0 then
|
|
Result.MaskHandle := MaskHandle;
|
|
end
|
|
else
|
|
if (idDiag < Low(DialogResName)) or (idDiag > High(DialogResName)) then
|
|
Result := nil
|
|
else
|
|
begin
|
|
Result := TPortableNetworkGraphic.Create;
|
|
Result.LoadFromResourceName(hInstance, DialogResName[idDiag]);
|
|
end;
|
|
end;
|
|
|
|
{$I lclcolordialog.inc}
|
|
{$I commondialog.inc}
|
|
{$I filedialog.inc}
|
|
{$I finddialog.inc}
|
|
{$I replacedialog.inc}
|
|
{$I fontdialog.inc}
|
|
{$I inputdialog.inc}
|
|
{$I messagedialogs.inc}
|
|
{$I promptdialog.inc}
|
|
{$I colorbutton.inc}
|
|
|
|
{ TCustomPrintDialog }
|
|
|
|
constructor TCustomPrintDialog.Create(TheOwner: TComponent);
|
|
begin
|
|
inherited Create(TheOwner);
|
|
FPrintRange:=prAllPages;
|
|
FCopies:=1;
|
|
end;
|
|
|
|
|
|
initialization
|
|
Forms.MessageBoxFunction := @DefaultMessageBox;
|
|
InterfaceBase.InputDialogFunction := @DefaultInputDialog;
|
|
InterfaceBase.PromptDialogFunction := @DefaultPromptDialog;
|
|
InterfaceBase.QuestionDialogFunction := @DefaultQuestionDialog;
|
|
|
|
finalization
|
|
InterfaceBase.InputDialogFunction := nil;
|
|
InterfaceBase.QuestionDialogFunction := nil;
|
|
|
|
end.
|