FastReport_2022_VCL/LibD28x64/frxRes.pas
2024-01-01 16:13:08 +01:00

633 lines
17 KiB
ObjectPascal

{******************************************}
{ }
{ FastReport VCL }
{ Language resources management }
{ }
{ Copyright (c) 1998-2021 }
{ by Fast Reports Inc. }
{ }
{******************************************}
unit frxRes;
interface
{$I frx.inc}
uses
{$IFNDEF FPC}Windows,{$ENDIF}
SysUtils, Classes, Controls, Graphics, Forms, TypInfo, Buttons
{$IFDEF FPC}
, LResources, LCLProc, LCLType, LazHelper
{$ELSE}
, frxUnicodeUtils, ImgList
{$ENDIF}
{$IFDEF Delphi6}
, Variants
{$ENDIF}
{$IFDEF FR_COM}
, ComObj
, FastReport_TLB
, DispatchablePersistent
{$ENDIF}
{$IFDEF Delphi10}
, WideStrings
{$ENDIF}
;
const
frxDefToolImageWidth = 16;
frxDefToolImageHeight = 16;
type
TfrxResources = class(TObject)
private
FDisabledButtonImages: TImageList;
FMainButtonImages: TImageList;
FNames: TStringList;
FObjectImages: TImageList;
FPreviewButtonImages: TImageList;
FValues: TWideStrings;// TStringList;
FWizardImages: TImageList;
FLanguages: TStringList;
FImagesList: TStringList;
FHelpFile: String;
FCP: Cardinal;
FImagesPPI: Integer;
procedure BuildLanguagesList;
function GetMainButtonImages: TImageList;
function GetObjectImages: TImageList;
function GetPreviewButtonImages: TImageList;
function GetWizardImages: TImageList;
procedure ResizeImages;
procedure SetImagesPPI(Value: Integer);
function GetImages(const aName: String; aPPIScale: Integer; aImageWidth: Integer = frxDefToolImageWidth; aImageHeight: Integer = frxDefToolImageHeight): TImageList;
function GetDisabledButtonImages: TImageList;
procedure AssignImages(Bitmap: TBitmap; dx, dy: Integer; ImgList1: TImageList; ImgList2: TImageList = nil);
public
constructor Create;
destructor Destroy; override;
function Get(const StrName: String): String;
procedure Add(const Ref, Str: String);
procedure AddW(const Ref: String; Str: WideString);
procedure AddStrings(const Str: String);
procedure AddXML(const Str: AnsiString);
procedure Clear;
procedure LoadFromFile(const FileName: String);
procedure LoadFromStream(Stream: TStream);
procedure SetButtonImages(Images: TBitmap; Clear: Boolean = False);
procedure SetObjectImages(Images: TBitmap; Clear: Boolean = False);
procedure SetPreviewButtonImages(Images: TBitmap; Clear: Boolean = False);
procedure SetWizardImages(Images: TBitmap; Clear: Boolean = False);
procedure SetGlyph(Button: TSpeedButton; Index: Integer);
procedure UpdateFSResources;
procedure Help(Sender: TObject); overload;
property DisabledButtonImages: TImageList read GetDisabledButtonImages;
property MainButtonImages: TImageList read GetMainButtonImages;
property PreviewButtonImages: TImageList read GetPreviewButtonImages;
property ObjectImages: TImageList read GetObjectImages;
property WizardImages: TImageList read GetWizardImages;
property Languages: TStringList read FLanguages;
property HelpFile: String read FHelpFile write FHelpFile;
property ImagesPPI: Integer read FImagesPPI write SetImagesPPI;
end;
function frxResources: TfrxResources;
function frxGet(ID: Integer): String;
implementation
uses frxUtils, frxChm, fs_iconst, frxGZip, frxXML;
var
FResources: TfrxResources = nil;
type
{$IFDEF DELPHI16}
frxInteger = NativeInt;
{$ELSE}
frxInteger = Integer;
{$ENDIF}
{ TfrxResources }
constructor TfrxResources.Create;
begin
try
inherited;
FImagesPPI := 96;
FImagesList := TStringList.Create;
FNames := TStringList.Create;
{$IFDEF Delphi10}
FValues := TfrxWideStrings.Create;
{$ELSE}
FValues := TWideStrings.Create;
{$ENDIF}
FNames.Sorted := True;
FLanguages := TStringList.Create;
HelpFile := 'FRUser.chm';
FCP := 0;
BuildLanguagesList;
//if Screen.PixelsPerInch > 96 then
// FImagesPPI := Round(Screen.PixelsPerInch / 96);
ResizeImages;
finally
end;
end;
destructor TfrxResources.Destroy;
var
i: Integer;
begin
FLanguages.Free;
FNames.Free;
FValues.Free;
for i := 0 to FImagesList.Count - 1 do
TImageList(FImagesList.Objects[i]).Free;
FImagesList.Free;
inherited;
end;
procedure TfrxResources.AddW(const Ref: String; Str: WideString);
var
i: Integer;
begin
i := FNames.IndexOf(Ref);
if i = -1 then
begin
FNames.AddObject(Ref, Pointer(FValues.Count));
FValues.Add(Str);
end
else
FValues[frxInteger(FNames.Objects[i])] := Str;
end;
procedure TfrxResources.Add(const Ref, Str: String);
begin
{$IFDEF Delphi12}
AddW(Ref, Str);
{$ELSE}
AddW(Ref, WideString(AnsiToUnicode(Str, DEFAULT_CHARSET, FCP)));
{$ENDIF}
end;
procedure TfrxResources.AddStrings(const Str: String);
var
i: Integer;
sl: TWideStrings;
nm, vl: WideString;
begin
{$IFDEF Delphi10}
sl := TfrxWideStrings.Create;
{$ELSE}
sl := TWideStrings.Create;
{$ENDIF}
sl.Text := Str;
for i := 0 to sl.Count - 1 do
begin
nm := sl[i];
vl := Copy(nm, Pos('=', nm) + 1, MaxInt);
nm := Copy(nm, 1, Pos('=', nm) - 1);
if (nm <> '') and (vl <> '') then
Add(nm, vl);
end;
sl.Free;
end;
procedure TfrxResources.AddXML(const Str: AnsiString);
var
Stream: TStringStream;
begin
Stream := TStringStream.Create({$IFDEF Delphi12}'', TEncoding.UTF8{$ELSE}Str{$ENDIF});
{$IFDEF Delphi12}
Stream.Write(Str[1], Length(Str));
Stream.Position := 0;
{$ENDIF}
LoadFromStream(Stream);
Stream.Free;
end;
procedure TfrxResources.AssignImages(Bitmap: TBitmap; dx, dy: Integer; ImgList1,
ImgList2: TImageList);
begin
frxAssignImages(Bitmap, Round(dx * (FImagesPPI / 96)), Round(dy * (FImagesPPI / 96)), ImgList1, ImgList2);
end;
procedure TfrxResources.Clear;
begin
FNames.Clear;
FValues.Clear;
end;
function TfrxResources.Get(const StrName: String): String;
var
i: Integer;
begin
i := FNames.IndexOf(StrName);
if i <> -1 then
{$IFDEF Delphi12}
Result := FValues[frxInteger(FNames.Objects[i])] else //_UnicodeToAnsi(FValues[Integer(FNames.Objects[i])], DEFAULT_CHARSET, FCP) else
Result := StrName;
{$ELSE}
Result := _UnicodeToAnsi(FValues[frxInteger(FNames.Objects[i])], DEFAULT_CHARSET, FCP) else
Result := StrName;
{$ENDIF}
if (Result <> '') and (Result[1] = '!') then
Delete(Result, 1, 1);
end;
function TfrxResources.GetDisabledButtonImages: TImageList;
begin
if FDisabledButtonImages = nil then
FDisabledButtonImages := GetImages('DisabledImages', FImagesPPI);
Result := FDisabledButtonImages;
end;
function TfrxResources.GetImages(const aName: String; aPPIScale: Integer; aImageWidth: Integer = frxDefToolImageWidth; aImageHeight: Integer = frxDefToolImageHeight): TImageList;
var
sName: String;
nIndex: Integer;
begin
sName := aName + IntToStr(aPPIScale);
nIndex := FImagesList.IndexOf(sName);
if nIndex = -1 then
nIndex := FImagesList.AddObject(sName, TImageList.Create(nil));
Result := TImageList(FImagesList.Objects[nIndex]);
if Result.Count = 0 then
begin
Result.Width := Round(aImageWidth * (aPPIScale / 96));
Result.Height := Round(aImageHeight *(aPPIScale / 96));
end;
end;
function TfrxResources.GetMainButtonImages: TImageList;
var
Images: TBitmap;
stm: TMemoryStream;
res: TResourceStream;
begin
if FMainButtonImages = nil then
FMainButtonImages := GetImages('MainButton', FImagesPPI);
if FMainButtonImages.Count = 0 then
begin
Images := TBitmap.Create;
stm := TMemoryStream.Create;
res := TResourceStream.Create(hInstance, 'DesgnButtons', RT_RCDATA);
try
frxDecompressStream(res, stm);
stm.Position := 0;
Images.LoadFromStream(stm);
ScaleBitmap(Images, FImagesPPI);
SetButtonImages(Images);
finally
stm.Free;
res.Free;
Images.Free;
end;
end;
Result := FMainButtonImages;
end;
function TfrxResources.GetPreviewButtonImages: TImageList;
var
Images: TBitmap;
stm: TMemoryStream;
res: TResourceStream;
begin
if FPreviewButtonImages = nil then
FPreviewButtonImages := GetImages('PreviewImages', FImagesPPI);
if FPreviewButtonImages.Count = 0 then
begin
Images := TBitmap.Create;
stm := TMemoryStream.Create;
res := TResourceStream.Create(hInstance, 'PreviewButtons', RT_RCDATA);
try
frxDecompressStream(res, stm);
stm.Position := 0;
Images.LoadFromStream(stm);
ScaleBitmap(Images, FImagesPPI);
SetPreviewButtonImages(Images);
finally
stm.Free;
res.Free;
Images.Free;
end;
end;
Result := FPreviewButtonImages;
end;
function TfrxResources.GetObjectImages: TImageList;
var
Images: TBitmap;
stm: TMemoryStream;
res: TResourceStream;
begin
if FObjectImages = nil then
FObjectImages := GetImages('ObjectImages', FImagesPPI);
if FObjectImages.Count = 0 then
begin
Images := TBitmap.Create;
stm := TMemoryStream.Create;
res := TResourceStream.Create(hInstance, 'ObjectButtons', RT_RCDATA);
try
frxDecompressStream(res, stm);
stm.Position := 0;
Images.LoadFromStream(stm);
ScaleBitmap(Images, FImagesPPI);
SetObjectImages(Images);
finally
stm.Free;
res.Free;
Images.Free;
end;
end;
Result := FObjectImages;
end;
function TfrxResources.GetWizardImages: TImageList;
var
Images: TBitmap;
stm: TMemoryStream;
res: TResourceStream;
begin
if FWizardImages = nil then
FWizardImages := GetImages('WizardImages', FImagesPPI, 32, 32);
if FWizardImages.Count = 0 then
begin
Images := TBitmap.Create;
stm := TMemoryStream.Create;
res := TResourceStream.Create(hInstance, 'WizardButtons', RT_RCDATA);
try
frxDecompressStream(res, stm);
stm.Position := 0;
Images.LoadFromStream(stm);
ScaleBitmap(Images, FImagesPPI);
SetWizardImages(Images);
finally
stm.Free;
res.Free;
Images.Free;
end;
end;
Result := FWizardImages;
end;
procedure TfrxResources.SetButtonImages(Images: TBitmap; Clear: Boolean = False);
begin
if Clear then
begin
FMainButtonImages.Clear;
DisabledButtonImages.Clear;
end;
AssignImages(Images, frxDefToolImageWidth, frxDefToolImageHeight, FMainButtonImages, DisabledButtonImages);
end;
procedure TfrxResources.SetObjectImages(Images: TBitmap; Clear: Boolean = False);
begin
if Clear then
FObjectImages.Clear;
AssignImages(Images, frxDefToolImageWidth , frxDefToolImageHeight, FObjectImages);
end;
procedure TfrxResources.SetPreviewButtonImages(Images: TBitmap; Clear: Boolean = False);
begin
if Clear then
FPreviewButtonImages.Clear;
AssignImages(Images, frxDefToolImageWidth, frxDefToolImageHeight, FPreviewButtonImages);
end;
procedure TfrxResources.SetWizardImages(Images: TBitmap; Clear: Boolean = False);
begin
if Clear then
FWizardImages.Clear;
AssignImages(Images, 32, 32, FWizardImages);
end;
procedure TfrxResources.SetGlyph(Button: TSpeedButton; Index: Integer); //delete fix for Transperent when WinLaz fix it.
var
b: TBitmap;
begin
b := TBitmap.Create;
b.Width := Round(frxDefToolImageWidth * 2 * (FImagesPPI / 96));
b.Height := Round(frxDefToolImageHeight * (FImagesPPI / 96));
b.Canvas.Brush.Color := clOlive;
b.TransparentColor := clOlive;
b.Canvas.FillRect(Rect(0, 0, b.Width, b.Height));
MainButtonImages.Draw(b.Canvas, 0, 0, Index);
DisabledButtonImages.Draw(b.Canvas, b.Width div 2, 0, Index);
Button.Glyph := b;
b.Free;
end;
procedure TfrxResources.SetImagesPPI(Value: Integer);
begin
// scale images only for PPI more than .25%
if Value mod 24 > 0 then
Value := Value - Value mod 24;
if FImagesPPI = Value Then Exit;
FImagesPPI := Value;
FDisabledButtonImages := nil;
FMainButtonImages := nil;
FObjectImages := nil;
FPreviewButtonImages := nil;
FWizardImages := nil;
end;
procedure TfrxResources.LoadFromFile(const FileName: String);
var
f: TFileStream;
begin
if FileExists(FileName) then
begin
f := TFileStream.Create(FileName, fmOpenRead or fmShareDenyNone);
try
LoadFromStream(f);
finally
f.Free;
end;
end;
end;
procedure TfrxResources.LoadFromStream(Stream: TStream);
var
FXMLRes: TfrxXMLDocument;
idx: Integer;
begin
FXMLRes := TfrxXMLDocument.Create;
FXMLRes.LoadFromStream(Stream);
try
with FXMLRes.Root do
begin
if Name = 'Resources' then
begin
FCP := StrToInt(Prop['CodePage']);
for idx := 0 to Count - 1 do
if Items[idx].Name = 'StrRes' then
{$IFDEF Delphi12}
if not FXMLRes.OldVersion then
Self.AddW(Items[idx].Prop['Name'], frxXMLToStr(Items[idx].Prop['Text'])) else
{$ENDIF}
{$IFDEF FPC}
Self.AddW(Items[idx].Prop['Name'], AnsiString(frxXMLToStr(Items[idx].Prop['Text'])));
{$ELSE}
Self.AddW(Items[idx].Prop['Name'], UTF8Decode(AnsiString(frxXMLToStr(Items[idx].Prop['Text']))));
{$ENDIF}
end;
end;
finally
FXMLRes.Free;
end;
UpdateFSResources;
end;
procedure TfrxResources.ResizeImages;
begin
// FDisabledButtonImages.Clear;
// FDisabledButtonImages.Width := frxDefToolImageWidth * FImagesScale;
// FDisabledButtonImages.Height := frxDefToolImageHeight * FImagesScale;
// FMainButtonImages.Width := frxDefToolImageWidth * FImagesScale;
// FMainButtonImages.Height := frxDefToolImageHeight * FImagesScale;
// FMainButtonImages.Clear;
// FObjectImages.Width := frxDefToolImageWidth * FImagesScale;
// FObjectImages.Height := frxDefToolImageHeight * FImagesScale;
// FPreviewButtonImages.Width := frxDefToolImageWidth * FImagesScale;
// FPreviewButtonImages.Height := frxDefToolImageHeight * FImagesScale;
// FPreviewButtonImages.Clear;
// FWizardImages.Width := 32 * FImagesScale;
// FWizardImages.Height := 32 * FImagesScale;
// FWizardImages.Clear;
end;
procedure TfrxResources.UpdateFSResources;
begin
SLangNotFound := Get('SLangNotFound');
SInvalidLanguage := Get('SInvalidLanguage');
SIdRedeclared := Get('SIdRedeclared');
SUnknownType := Get('SUnknownType');
SIncompatibleTypes := Get('SIncompatibleTypes');
SIdUndeclared := Get('SIdUndeclared');
SClassRequired := Get('SClassRequired');
SIndexRequired := Get('SIndexRequired');
SStringError := Get('SStringError');
SClassError := Get('SClassError');
SArrayRequired := Get('SArrayRequired');
SVarRequired := Get('SVarRequired');
SNotEnoughParams := Get('SNotEnoughParams');
STooManyParams := Get('STooManyParams');
SLeftCantAssigned := Get('SLeftCantAssigned');
SForError := Get('SForError');
SEventError := Get('SEventError');
end;
type
THelpTopic = record
Sender: String;
Topic: String;
end;
const
helpTopicsCount = 17;
helpTopics: array[0..helpTopicsCount - 1] of THelpTopic =
(
(Sender: 'TfrxDesignerForm'; Topic: 'Designer.htm'),
(Sender: 'TfrxOptionsEditor'; Topic: 'Designer_options.htm'),
(Sender: 'TfrxReportEditorForm'; Topic: 'Report_options.htm'),
(Sender: 'TfrxPageEditorForm'; Topic: 'Page_options.htm'),
(Sender: 'TfrxCrossEditorForm'; Topic: 'Cross_tab_reports.htm'),
(Sender: 'TfrxChartEditorForm'; Topic: 'Diagrams.htm'),
(Sender: 'TfrxSyntaxMemo'; Topic: 'Script.htm'),
(Sender: 'TfrxDialogPage'; Topic: 'Dialogue_forms.htm'),
(Sender: 'TfrxDialogComponent'; Topic: 'Data_access_components.htm'),
(Sender: 'TfrxVarEditorForm'; Topic: 'Variables.htm'),
(Sender: 'TfrxHighlightEditorForm'; Topic: 'Conditional_highlighting.htm'),
(Sender: 'TfrxSysMemoEditorForm'; Topic: 'Inserting_aggregate_function.htm'),
(Sender: 'TfrxFormatEditorForm'; Topic: 'Values_formatting.htm'),
(Sender: 'TfrxGroupEditorForm'; Topic: 'Report_with_groups.htm'),
(Sender: 'TfrxPictureEditorForm'; Topic: 'Picture_object.htm'),
(Sender: 'TfrxMemoEditorForm'; Topic: 'Text_object.htm'),
(Sender: 'TfrxSQLEditorForm'; Topic: 'TfrxADOQuery.htm')
);
procedure TfrxResources.Help(Sender: TObject);
{$IFNDEF FPC}
var
i: Integer;
topic: String;
{$ENDIF}
begin
{$IFDEF FPC}
{$note TfrxResources.Help not implemented.}
{$ELSE}
topic := '';
if Sender <> nil then
for i := 0 to helpTopicsCount - 1 do
if CompareText(helpTopics[i].Sender, Sender.ClassName) = 0 then
topic := '::/' + helpTopics[i].Topic;
{$IFNDEF FR_COM}
frxDisplayHHTopic(Application.Handle, ExtractFilePath(Application.ExeName) + FHelpFile + topic);
{$ELSE}
frxDisplayHHTopic(Application.Handle, FHelpFile + topic);
{$ENDIF}
{$ENDIF}
end;
procedure TfrxResources.BuildLanguagesList;
var
i: Integer;
SRec: TSearchRec;
Dir: String;
s: String;
begin
Dir := GetAppPath;
FLanguages.Clear;
i := FindFirst(Dir + '*.frc', faAnyFile, SRec);
try
while i = 0 do
begin
s := LowerCase(SRec.Name);
s := UpperCase(Copy(s, 1, 1)) + Copy(s, 2, Length(s) - 1);
s := StringReplace(s, '.frc', '', []);
FLanguages.Add(s);
i := FindNext(SRec);
end;
FLanguages.Sort;
finally
FindClose(Srec);
end;
end;
function frxResources: TfrxResources;
begin
if FResources = nil then
FResources := TfrxResources.Create;
Result := FResources;
end;
function frxGet(ID: Integer): String;
begin
Result := frxResources.Get(IntToStr(ID));
end;
initialization
finalization
if FResources <> nil then
FResources.Free;
FResources := nil;
end.