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{
This file is part of the Free Pascal Integrated Development Environment
Copyright (c) 2000 by Pierre Muller
Windows specific debugger routines for the IDE
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.
**********************************************************************}
Unit windebug;
interface
{$ifndef NODEBUG}
type
DebuggeeState = (Running_State,Stopped_State);
procedure ChangeDebuggeeWindowTitleTo(State : DebuggeeState);
function CygDrivePrefix : string;
const
main_pid_valid : boolean = false;
{$endif NODEBUG}
implementation
{$ifndef NODEBUG}
uses
gdbint,
strings,
windows;
const
CygDrivePrefixKey1 = 'Software';
CygDrivePrefixKey2 = 'Cygnus Solutions';
CygDrivePrefixKey3 = 'Cygwin';
CygDrivePrefixKey4 = 'mounts v2';
CygDrivePrefixKey = 'cygdrive prefix';
function CygDrivePrefix : string;
var
i : longint;
length : dword;
Value : pchar;
_type : dword;
Key,NKey : HKey;
begin
Length:=0;
Key:=HKEY_CURRENT_USER;
i := RegOpenKeyEx(Key, CygDrivePrefixKey1, 0, KEY_ENUMERATE_SUB_KEYS, @NKey);
if i=ERROR_SUCCESS then
begin
Key:=NKey;
i := RegOpenKeyEx(Key, CygDrivePrefixKey2, 0, KEY_ENUMERATE_SUB_KEYS, @NKey);
end;
if i=ERROR_SUCCESS then
begin
RegCloseKey(Key);
Key:=NKey;
i := RegOpenKeyEx(Key, CygDrivePrefixKey3, 0, KEY_ENUMERATE_SUB_KEYS, @NKey);
end;
if i=ERROR_SUCCESS then
begin
RegCloseKey(Key);
Key:=NKey;
i := RegOpenKeyEx(Key, CygDrivePrefixKey4, 0, KEY_ENUMERATE_SUB_KEYS, @NKey);
end;
if i=ERROR_SUCCESS then
begin
RegCloseKey(Key);
Key:=NKey;
i := RegQueryValueEx( Key, CygDrivePrefixKey, nil, @_type, nil, @length);
end;
if i<>ERROR_SUCCESS then
CygDrivePrefix:='/cygdrive'
else
Begin
GetMem(Value,Length);
i := RegQueryValueEx( Key, CygDrivePrefixKey, nil, @_type, LPByte(Value), @length);
if i<>ERROR_SUCCESS then
CygDrivePrefix:='/cygdrive'
else
CygDrivePrefix:=StrPas(Value);
FreeMem(Value,Length);
End;
if Key<>HKEY_CURRENT_USER then
RegCloseKey(Key);
end;
const
MaxTitleLength = 512;
main_pid : longint = 0;
function GetWindowHandle(H : HWND; state : LPARAM) : WINBOOL;stdcall;
var pTitle, pEnd, pNewTitle : pchar;
len : longint;
begin
GetWindowHandle:=true;
GetMem(pTitle,MaxTitleLength);
{ we want all windows !! }
if (GetWindowThreadProcessId(H,nil)=inferior_pid) or
main_pid_valid and (GetWindowThreadProcessId(H,nil)=main_pid) then
begin
if not main_pid_valid then
begin
main_pid:=inferior_pid;
main_pid_valid:=true;
end;
len:=GetWindowText(H,pTitle,MaxTitleLength);
if DebuggeeState(State) = Stopped_State then
begin
GetMem(pNewTitle,len+50);
pEnd:=strpos(pTitle,'... running under FP debugger');
if assigned(pEnd) then
pEnd^:=#0;
pEnd:=strpos(pTitle,'... stopped by FP debugger');
if assigned(pEnd) then
pEnd^:=#0;
strcopy(pNewTitle,pTitle);
strcat(pNewTitle,'... stopped by FP debugger');
SetWindowText(H,pNewTitle);
FreeMem(pNewTitle,len+50);
end
else if DebuggeeState(State) = Running_State then
begin
GetMem(pNewTitle,len+50);
pEnd:=strpos(pTitle,'... stopped by FP debugger');
if assigned(pEnd) then
pEnd^:=#0;
pEnd:=strpos(pTitle,'... running under FP debugger');
if assigned(pEnd) then
pEnd^:=#0;
strcopy(pNewTitle,pTitle);
strcat(pNewTitle,'... running under FP debugger');
SetWindowText(H,pNewTitle);
FreeMem(pNewTitle,len+50);
end;
end;
FreeMem(pTitle,MaxTitleLength);
end;
procedure ChangeDebuggeeWindowTitleTo(State : DebuggeeState);
begin
EnumWindows(EnumWindowsProc(@GetWindowHandle),longint(State));
end;
{$endif NODEBUG}
end.
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