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(*
History++ plugin for Miranda IM: the free IM client for Microsoft* Windows*
Copyright (C) 2006-2009 theMIROn, 2003-2006 Art Fedorov.
History+ parts (C) 2001 Christian Kastner
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*)
{ -----------------------------------------------------------------------------
hpp_contacts (historypp project)
Version: 1.0
Created: 31.03.2003
Author: Oxygen
[ Description ]
Some helper routines for contacts
[ History ]
1.0 (31.03.2003) - Initial version
[ Modifications ]
[ Knows Inssues ]
None
Contributors: theMIROn, Art Fedorov
----------------------------------------------------------------------------- }
unit hpp_contacts;
interface
uses
Windows, SysUtils,
Forms,
hpp_global;
function GetContactDisplayName(hContact: THandle; Proto: AnsiString = ''; Contact: boolean = false): String;
function GetContactProto(hContact: THandle): AnsiString; overload;
function GetContactProto(hContact: THandle; var SubContact: THandle; var SubProtocol: AnsiString): AnsiString; overload;
function GetContactID(hContact: THandle; Proto: AnsiString = ''; Contact: boolean = false): AnsiString;
function GetContactCodePage(hContact: THandle; const Proto: AnsiString = ''): Cardinal; overload;
function GetContactCodePage(hContact: THandle; const Proto: AnsiString; var UsedDefault: boolean): Cardinal; overload;
function WriteContactCodePage(hContact: THandle; CodePage: Cardinal; Proto: AnsiString = ''): boolean;
function GetContactRTLMode(hContact: THandle; Proto: AnsiString = ''): boolean;
function GetContactRTLModeTRTL(hContact: THandle; Proto: AnsiString = ''): TRTLMode;
function WriteContactRTLMode(hContact: THandle; RTLMode: TRTLMode; Proto: AnsiString = ''): boolean;
implementation
uses hpp_database, hpp_options, m_api;
function GetContactProto(hContact: THandle): AnsiString;
begin
Result := PAnsiChar(CallService(MS_PROTO_GETCONTACTBASEPROTO, hContact, 0));
end;
function GetContactProto(hContact: THandle; var SubContact: THandle; var SubProtocol: AnsiString): AnsiString;
begin
Result := PAnsiChar(CallService(MS_PROTO_GETCONTACTBASEPROTO, hContact, 0));
if MetaContactsEnabled and (Result = MetaContactsProto) then
begin
SubContact := CallService(MS_MC_GETMOSTONLINECONTACT, hContact, 0);
SubProtocol := PAnsiChar(CallService(MS_PROTO_GETCONTACTBASEPROTO, SubContact, 0));
end
else
begin
SubContact := hContact;
SubProtocol := Result;
end;
end;
function GetContactDisplayName(hContact: THandle; Proto: AnsiString = ''; Contact: boolean = false): String;
var
ci: TContactInfo;
RetPWideChar, UW: PChar;
begin
if (hContact = 0) and Contact then
Result := TranslateW('Server')
else
begin
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
Result := TranslateW('''(Unknown Contact)''' { TRANSLATE-IGNORE } )
else
begin
ci.cbSize := SizeOf(ci);
ci.hContact := hContact;
ci.szProto := PAnsiChar(Proto);
ci.dwFlag := CNF_DISPLAY + CNF_UNICODE;
if CallService(MS_CONTACT_GETCONTACTINFO, 0, LPARAM(@ci)) = 0 then
begin
RetPWideChar := ci.retval.szVal.w;
UW := TranslateW('''(Unknown Contact)''' { TRANSLATE-IGNORE } );
if WideCompareText(RetPWideChar, UW) = 0 then
Result := AnsiToWideString(GetContactID(hContact, Proto), CP_ACP)
else
Result := RetPWideChar;
mir_free(RetPWideChar);
end
else
Result := String(GetContactID(hContact, Proto));
if Result = '' then
Result := TranslateAnsiW(Proto { TRANSLATE-IGNORE } );
end;
end;
end;
function GetContactID(hContact: THandle; Proto: AnsiString = ''; Contact: boolean = false): AnsiString;
var
uid: PAnsiChar;
dbv: TDBVARIANT;
cgs: TDBCONTACTGETSETTING;
tmp: String;
begin
Result := '';
if not((hContact = 0) and Contact) then
begin
if Proto = '' then
Proto := GetContactProto(hContact);
uid := PAnsiChar(CallProtoService(PAnsiChar(Proto), PS_GETCAPS, PFLAG_UNIQUEIDSETTING, 0));
if (uint_ptr(uid) <> CALLSERVICE_NOTFOUND) and (uid <> nil) then
begin
cgs.szModule := PAnsiChar(Proto);
cgs.szSetting := uid;
cgs.pValue := @dbv;
if CallService(MS_DB_CONTACT_GETSETTING, hContact, LPARAM(@cgs)) = 0 then
begin
case dbv._type of
DBVT_BYTE:
Result := AnsiString(intToStr(dbv.bVal));
DBVT_WORD:
Result := AnsiString(intToStr(dbv.wVal));
DBVT_DWORD:
Result := AnsiString(intToStr(dbv.dVal));
DBVT_ASCIIZ:
Result := AnsiString(dbv.szVal.a);
DBVT_UTF8:
begin
tmp := AnsiToWideString(dbv.szVal.a, CP_UTF8);
Result := WideToAnsiString(tmp, hppCodepage);
end;
DBVT_WCHAR:
Result := WideToAnsiString(dbv.szVal.w, hppCodepage);
end;
// free variant
DBFreeVariant(@dbv);
end;
end;
end;
end;
function WriteContactCodePage(hContact: THandle; CodePage: Cardinal; Proto: AnsiString = ''): boolean;
begin
Result := false;
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
exit;
WriteDBWord(hContact, Proto, 'AnsiCodePage', CodePage);
Result := True;
end;
function _GetContactCodePage(hContact: THandle; Proto: AnsiString; var UsedDefault: boolean) : Cardinal;
begin
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
Result := hppCodepage
else
begin
Result := GetDBWord(hContact, Proto, 'AnsiCodePage', $FFFF);
If Result = $FFFF then
Result := GetDBWord(0, Proto, 'AnsiCodePage', CP_ACP);
UsedDefault := (Result = CP_ACP);
if UsedDefault then
Result := GetACP();
end;
end;
function GetContactCodePage(hContact: THandle; const Proto: AnsiString = ''): Cardinal;
var
def: boolean;
begin
Result := _GetContactCodePage(hContact, Proto, def);
end;
function GetContactCodePage(hContact: THandle; const Proto: AnsiString; var UsedDefault: boolean): Cardinal; overload;
begin
Result := _GetContactCodePage(hContact, Proto, UsedDefault);
end;
// OXY: 2006-03-30
// Changed default RTL mode from SysLocale.MiddleEast to
// Application.UseRightToLeftScrollBar because it's more correct and
// doesn't bug on MY SYSTEM!
function GetContactRTLMode(hContact: THandle; Proto: AnsiString = ''): boolean;
var
Temp: Byte;
begin
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
Result := GetDBBool(hppDBName, 'RTL', Application.UseRightToLeftScrollBar)
else
begin
Temp := GetDBByte(hContact, Proto, 'RTL', 255);
// we have no per-proto rtl setup ui, use global instead
// if Temp = 255 then
// Temp := GetDBByte(0,Proto,'RTL',255);
if Temp = 255 then
Temp := GetDBByte(hppDBName, 'RTL', Byte(Application.UseRightToLeftScrollBar));
Result := boolean(Temp);
end;
end;
function WriteContactRTLMode(hContact: THandle; RTLMode: TRTLMode; Proto: AnsiString = ''): boolean;
begin
Result := false;
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
exit;
case RTLMode of
hppRTLDefault: DBDeleteContactSetting(hContact, PAnsiChar(Proto), 'RTL');
hppRTLEnable: WriteDBByte(hContact, Proto, 'RTL', Byte(True));
hppRTLDisable: WriteDBByte(hContact, Proto, 'RTL', Byte(false));
end;
Result := True;
end;
function GetContactRTLModeTRTL(hContact: THandle; Proto: AnsiString = ''): TRTLMode;
var
Temp: Byte;
begin
if Proto = '' then
Proto := GetContactProto(hContact);
if Proto = '' then
Result := hppRTLDefault
else
begin
Temp := GetDBByte(hContact, Proto, 'RTL', 255);
case Temp of
0: Result := hppRTLDisable;
1: Result := hppRTLEnable;
else
Result := hppRTLDefault;
end;
end;
end;
end.
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