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{
This file is part of the Free Pascal run time library.
Copyright (c) 2008 by Giulio Bernardi
Resource support
See the file COPYING.FPC, 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.
**********************************************************************}
(*****************************************************************************
Utility functions
*****************************************************************************)
function Is_IntResource(aStr : pchar) : boolean; {$ifdef SYSTEMINLINE}inline;{$endif}
begin
Result:=((PtrUInt(aStr) shr 16)=0);
end;
function MakeLangID(primary,sub : word) : word; {$ifdef SYSTEMINLINE}inline;{$endif}
begin
Result:=(primary and $3FF) or (sub shl 10);
end;
(*****************************************************************************
Overloaded functions
*****************************************************************************)
{$ifdef FPC_HAS_FEATURE_ANSISTRINGS}
Function FindResource(ModuleHandle: TFPResourceHMODULE; ResourceName, ResourceType: AnsiString): TFPResourceHandle;
begin
Result:=FindResource(ModuleHandle,PChar(ResourceName),PChar(ResourceType));
end;
Function FindResourceEx(ModuleHandle: TFPResourceHMODULE; ResourceType, ResourceName: AnsiString; Language : word): TFPResourceHandle;
begin
Result:=FindResourceEx(ModuleHandle,PChar(ResourceType),PChar(ResourceName),Language);
end;
{$endif}
(*****************************************************************************
Default resource support
*****************************************************************************)
{ These functions are the default ones on systems where resources aren't
supported }
Function DefaultHINSTANCE : TFPResourceHMODULE;
begin
Result:=0;
end;
Function DefaultEnumResourceTypes(ModuleHandle : TFPResourceHMODULE; EnumFunc : EnumResTypeProc; lParam : PtrInt) : LongBool;
begin
Result:=False;
end;
Function DefaultEnumResourceNames(ModuleHandle : TFPResourceHMODULE; ResourceType : PChar; EnumFunc : EnumResNameProc; lParam : PtrInt) : LongBool;
begin
Result:=False;
end;
Function DefaultEnumResourceLanguages(ModuleHandle : TFPResourceHMODULE; ResourceType, ResourceName : PChar; EnumFunc : EnumResLangProc; lParam : PtrInt) : LongBool;
begin
Result:=False;
end;
Function DefaultFindResource(ModuleHandle: TFPResourceHMODULE; ResourceName, ResourceType: PChar): TFPResourceHandle;
begin
Result:=0;
end;
Function DefaultFindResourceEx(ModuleHandle: TFPResourceHMODULE; ResourceType, ResourceName: PChar; Language : word): TFPResourceHandle;
begin
Result:=0;
end;
Function DefaultLoadResource(ModuleHandle: TFPResourceHMODULE; ResHandle: TFPResourceHandle): TFPResourceHGLOBAL;
begin
Result:=0;
end;
Function DefaultSizeofResource(ModuleHandle: TFPResourceHMODULE; ResHandle: TFPResourceHandle): LongWord;
begin
Result:=0;
end;
Function DefaultLockResource(ResData: TFPResourceHGLOBAL): Pointer;
begin
Result:=Nil;
end;
Function DefaultUnlockResource(ResData: TFPResourceHGLOBAL): LongBool;
begin
Result:=False;
end;
Function DefaultFreeResource(ResData: TFPResourceHGLOBAL): LongBool;
begin
Result:=False;
end;
(*****************************************************************************
Resource manager and accessor functions
*****************************************************************************)
var
resourcemanager : TResourceManager =
(
HINSTANCEFunc : @DefaultHINSTANCE;
EnumResourceTypesFunc : @DefaultEnumResourceTypes;
EnumResourceNamesFunc : @DefaultEnumResourceNames;
EnumResourceLanguagesFunc : @DefaultEnumResourceLanguages;
FindResourceFunc : @DefaultFindResource;
FindResourceExFunc : @DefaultFindResourceEx;
LoadResourceFunc : @DefaultLoadResource;
SizeofResourceFunc : @DefaultSizeofResource;
LockResourceFunc : @DefaultLockResource;
UnlockResourceFunc : @DefaultUnlockResource;
FreeResourceFunc : @DefaultFreeResource;
);
procedure GetResourceManager (Var Manager : TResourceManager);
begin
Manager:=resourcemanager;
end;
procedure SetResourceManager (Const New : TResourceManager);
begin
resourcemanager:=New;
end;
(*****************************************************************************
Resources function
*****************************************************************************)
{ These functions will call the specified resource manager functions }
Function HINSTANCE : TFPResourceHMODULE;
begin
Result:=resourcemanager.HINSTANCEFunc();
end;
Function EnumResourceTypes(ModuleHandle : TFPResourceHMODULE; EnumFunc : EnumResTypeProc; lParam : PtrInt) : LongBool;
begin
Result:=resourcemanager.EnumResourceTypesFunc(ModuleHandle,EnumFunc,lParam);
end;
Function EnumResourceNames(ModuleHandle : TFPResourceHMODULE; ResourceType : PChar; EnumFunc : EnumResNameProc; lParam : PtrInt) : LongBool;
begin
Result:=resourcemanager.EnumResourceNamesFunc(ModuleHandle,ResourceType,EnumFunc,lParam);
end;
Function EnumResourceLanguages(ModuleHandle : TFPResourceHMODULE; ResourceType, ResourceName : PChar; EnumFunc : EnumResLangProc; lParam : PtrInt) : LongBool;
begin
Result:=resourcemanager.EnumResourceLanguagesFunc(ModuleHandle,ResourceType,ResourceName,EnumFunc,lParam);
end;
Function FindResource(ModuleHandle: TFPResourceHMODULE; ResourceName, ResourceType: PChar): TFPResourceHandle;
begin
Result:=resourcemanager.FindResourceFunc(ModuleHandle,ResourceName,ResourceType);
end;
Function FindResourceEx(ModuleHandle: TFPResourceHMODULE; ResourceType, ResourceName: PChar; Language : word): TFPResourceHandle;
begin
Result:=resourcemanager.FindResourceExFunc(ModuleHandle,ResourceType,ResourceName,Language);
end;
Function LoadResource(ModuleHandle: TFPResourceHMODULE; ResHandle: TFPResourceHandle): TFPResourceHGLOBAL;
begin
Result:=resourcemanager.LoadResourceFunc(ModuleHandle,ResHandle);
end;
Function SizeofResource(ModuleHandle: TFPResourceHMODULE; ResHandle: TFPResourceHandle): LongWord;
begin
Result:=resourcemanager.SizeofResourceFunc(ModuleHandle,ResHandle);
end;
Function LockResource(ResData: TFPResourceHGLOBAL): Pointer;
begin
Result:=resourcemanager.LockResourceFunc(ResData);
end;
Function UnlockResource(ResData: TFPResourceHGLOBAL): LongBool;
begin
Result:=resourcemanager.UnlockResourceFunc(ResData);
end;
Function FreeResource(ResData: TFPResourceHGLOBAL): LongBool;
begin
Result:=resourcemanager.FreeResourceFunc(ResData);
end;
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