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Console.c
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Console.c
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/*
Console Plugin
Copyright (C) 2003-2004 Artur Dorochowicz
All Rights Reserved.
*/
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include "resources.h"
#include "version.h"
//---MACROS---------------------------------------------------------------------
#define MAX_VAR_LENGTH 63
#define MAX_CMD_LENGTH 531
#define PREVIOUS_COMMANDS_COUNT 11
#define WATCHES_COUNT 5
#define WATCH_WND_HEIGHT 150
#define TITLE_BAR_HEIGHT 20
#define SPACE_BETWEEN_WNDS 20 // space between watch window and edit control
#define ID_EDITBOX 200
#define ID_WATCHBOX 210
#define ID_EXITBTN 220
#define ID_MINIMIZEBTN 230
#define IDT_TIMER 300
#define ACTION_EXECUTE 1
#define ACTION_PRINT 2
#define ACTION_APPEND 3
#define MAIN_WND_BK_COLOR (RGB(236, 234, 220))
//------------------------------------------------------------------------------
typedef struct tagPProServices
{
void (* ErrMessage) (LPSTR, LPSTR);
BOOL (* MatchCaption) (HWND, LPSTR);
HWND (* FindMatchingWindow) (LPSTR,BOOL);
BOOL (* IsRolled) (HWND hw);
BOOL (* IsTrayMinned) (HWND hw);
void (* GetExeFullPath) (HWND hw, LPSTR szt);
void (* RollUp) (HWND hw);
void (* TrayMin) (HWND hw);
void (* SendKeys) (LPSTR sz);
BOOL (* EvalExpr) (LPSTR sz, LPSTR szo);
void (* Debug) (LPSTR sz1, LPSTR sz2,LPSTR sz3, LPSTR sz4, LPSTR sz5, LPSTR sz6);
LPSTR (* AllocTemp) (UINT leng);
void (* ReturnString) (LPSTR sz, LPSTR* szargs);
LPSTR (* GetVarAddr) (LPSTR var);
LPSTR (* SetVar) (LPSTR var, LPSTR val);
void (* IgnoreNextClip) ();
void (* Show) (HWND h);
void (* RunCmd) (LPSTR szCmd, LPSTR szParam, LPSTR szWork);
BOOL (* InsertStringForBar) ( LPSTR szStr, LPSTR szCmd);
void (* ResetFocus) ();
} PPROSERVICES;
//---GLOBAL VARIABLES-----------------------------------------------------------
const char wnd_class_name [] = "Console Plugin " CONSOLE_VERSION; // the main window class name
const char wnd_title [] = "Console Plugin"; // The title bar text
const unsigned char default_font [] = "Courier New"; // default font name
const unsigned char default_prompt [] = "?>"; // default prompt
PPROSERVICES * PProServices;
BOOL awaiting_input; // true if waiting for user input
BOOL watches_enabled; // true if watches are enabled
HBITMAP hbTitleBar = NULL; // bitmap for title bar
HBITMAP hbClose = NULL; // handle of bitmap on close button
HBITMAP hbMinimize = NULL; // handle of bitmap on minimize button
HBRUSH title_bar_brush = NULL; // brush for filling the title bar
HFONT hFont = NULL; // font handle for edit control
HINSTANCE instance = NULL; // current instance
HWND hEdit = NULL; // edit control window handle
HWND hExitBtn = NULL; // exit button handle
HWND hMainWnd = NULL; // main window handle
HWND hMinimizeBtn = NULL; // minimize button handle
HWND hWatch = NULL; // watch window handle
int buffer_size; // size of buffer storing contents of edit box
int cmd_line_start; // index of first character of current command line
int line_num; // stores line number of currently shown line
int line_num_for_next; // stores line number for saving next line
unsigned char * edit_ctrl_text = NULL; // buffer for edit control text
unsigned char ** previous_commands = NULL; // stores previous command lines
unsigned char ** watches = NULL; // stores variables to check
WNDPROC OrigEditWndProc; // original window procedure of edit control
// settings
unsigned char * prompt = NULL;
unsigned char * font_name = NULL;
int font_size;
int wnd_height;
int wnd_width;
int wnd_pos_left;
int wnd_pos_top;
BOOL font_bold;
BOOL copyright_note;
BOOL wnd_resizable;
//---EXTERN---------------------------------------------------------------------
extern int yyparse( void );
extern void yyrestart( FILE * );
//---DECLARATIONS---------------------------------------------------------------
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK EditWndProc (HWND, UINT, WPARAM, LPARAM);
BOOL AllocateMemory (void);
BOOL IsKeyword (const unsigned char *);
BOOL IsConsoleService (const unsigned char *);
BOOL SetDefaultSettings (void);
int DecreaseLineNum (int number);
int GetCaretPositionBySelection( void );
int GetCaretPositionByGetCaretPos( void );
int IncreaseLineNum (int number);
LRESULT OnKeyDown (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
LRESULT OnKeyLeft (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
LRESULT OnKeyUp (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
LRESULT OnKeyEnter(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
LRESULT OnKeyHome (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
unsigned char * GetNextCommand (void);
unsigned char * GetPreviousCommand (void);
void AddCommandToList (const unsigned char *);
void DeleteCmdLine( void );
void DisableWatches (void);
void EnableWatches (int interval);
void FreeResources (void);
void GetCmdLine( unsigned char * );
void MakeAction (int action, LPSTR, LPSTR, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD *, UINT, LPSTR *, PPROSERVICES *);
void MoveCaretToEnd( void );
void SetWatch( int watch_no, unsigned char * value );
void WriteCopyrightNote( void );
void WritePrompt( void );
void WriteText( HWND, const unsigned char * );
void ErrorMessage( const unsigned char * );
//---DEFINITIONS----------------------------------------------------------------
BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD dwReason, LPVOID lpvReserved)
{
if (dwReason == DLL_PROCESS_ATTACH)
{
instance = hinstDLL;
}
else
{
if (dwReason == DLL_PROCESS_DETACH)
{
HWND oldhWnd;
oldhWnd = FindWindow(wnd_class_name,NULL);
if (oldhWnd)
DestroyWindow(oldhWnd);
UnregisterClass(wnd_class_name, hinstDLL);
}
}
return TRUE;
}
//------------------------------------------------------------------------------
_declspec(dllexport) void show (LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
WNDCLASS wc;
HDC hdc;
HWND oldhWnd;
// return nothing
**szargs = '\0';
PProServices = ppsv;
// need 1 or 0 arguments
if (nargs >= 2)
{
ErrorMessage( "The service needs at most one argument." );
return;
}
// if window exists - exit
oldhWnd = FindWindow( wnd_class_name, NULL );
if (oldhWnd != NULL)
return;
// set initial values
awaiting_input = FALSE;
watches_enabled = FALSE;
line_num = 0;
line_num_for_next = 0;
buffer_size = 100000;
// load bitmaps
hbClose = LoadBitmap (instance, MAKEINTRESOURCE (IDB_CLOSE));
hbMinimize = LoadBitmap (instance, MAKEINTRESOURCE (IDB_MINIMIZE));
hbTitleBar = LoadBitmap (instance, MAKEINTRESOURCE (IDB_TITLE_BAR));
if (hbClose == NULL || hbMinimize == NULL || hbTitleBar == NULL)
{
ErrorMessage( "Cannot load bitmaps." );
FreeResources ();
return;
}
// create brush
title_bar_brush = CreatePatternBrush (hbTitleBar);
if (title_bar_brush == NULL)
{
ErrorMessage( "Cannot create brush." );
FreeResources ();
return;
}
// load default settings
if (FALSE == SetDefaultSettings ())
{
ErrorMessage( "Cannot allocate memory for default settings." );
FreeResources ();
return;
}
// if we have one argument then load settings from file
if (nargs == 1)
{
FILE * file;
file = fopen (szargs[1], "r");
if (file == NULL)
{
ErrorMessage( "Cannot open specified file." );
FreeResources ();
return;
}
yyrestart (file);
if (1 == yyparse ())
{
fclose (file);
// if got here because of allocation error
if (prompt == NULL || font_name == NULL)
{
ErrorMessage( "Cannot allocate memory for loaded settings." );
}
// it's really a syntax error
else
{
ErrorMessage( "Specified file has wrong format." );
}
FreeResources ();
return;
}
fclose (file);
}
// allocate memory
if ( FALSE == AllocateMemory( ) )
{
ErrorMessage( "Cannot allocate memory." );
FreeResources();
return;
}
// register class
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = ( WNDPROC ) WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = instance;
wc.hIcon = LoadIcon( NULL, IDI_APPLICATION );
wc.hCursor = LoadCursor( NULL, IDC_ARROW );
wc.hbrBackground = CreateSolidBrush( MAIN_WND_BK_COLOR );
wc.lpszMenuName = NULL;
wc.lpszClassName = wnd_class_name;
if ( !RegisterClass( &wc ) )
{
ErrorMessage( "Cannot register window class." );
FreeResources();
return;
}
// create font
hdc = GetDC( NULL );
hFont = CreateFont( -MulDiv(font_size, GetDeviceCaps(hdc, LOGPIXELSY), 72), // logical height of font
0, // logical average character width
0, // angle of escapement
0, // base-line orientation angle
(font_bold == FALSE) ? (FW_NORMAL) : (FW_BOLD), // font weight
FALSE, // italic attribute flag
FALSE, // underline attribute flag
FALSE, // strikeout attribute flag
DEFAULT_CHARSET, // character set identifier
OUT_DEFAULT_PRECIS, // output precision
CLIP_DEFAULT_PRECIS, // clipping precision
DEFAULT_QUALITY, // output quality
DEFAULT_PITCH | FF_DONTCARE, // pitch and family
font_name); // pointer to typeface name string
ReleaseDC (NULL, hdc);
if ( hFont == NULL )
{
ErrorMessage( "Cannot create requested font." );
FreeResources();
return;
}
// create main window
hMainWnd = CreateWindow (wnd_class_name, wnd_title,
(wnd_resizable == FALSE) ? (WS_POPUPWINDOW) : (WS_POPUPWINDOW | WS_SIZEBOX),
wnd_pos_left, wnd_pos_top,
wnd_width, wnd_height,
NULL, NULL, instance, NULL);
if (NULL == hMainWnd)
{
ErrorMessage( "Cannot create main window." );
FreeResources();
return;
}
ShowWindow(hMainWnd, SW_SHOW);
UpdateWindow(hMainWnd);
}
//------------------------------------------------------------------------------
_declspec(dllexport) void close (LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
HWND oldhWnd;
**szargs = '\0';
oldhWnd = FindWindow(wnd_class_name, NULL);
if (oldhWnd)
{
DestroyWindow(oldhWnd);
}
UnregisterClass(wnd_class_name, instance);
}
//------------------------------------------------------------------------------
_declspec(dllexport) void execute (LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
MakeAction (ACTION_EXECUTE, szv, szx, GetVar, SetVar, pFlags, nargs, szargs, ppsv);
}
//------------------------------------------------------------------------------
_declspec(dllexport) void print (LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
MakeAction (ACTION_PRINT, szv, szx, GetVar, SetVar, pFlags, nargs, szargs, ppsv);
}
//------------------------------------------------------------------------------
_declspec(dllexport) void append (LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
MakeAction (ACTION_APPEND, szv, szx, GetVar, SetVar, pFlags, nargs, szargs, ppsv);
}
//------------------------------------------------------------------------------
void MakeAction (int action, LPSTR szv, LPSTR szx, BOOL (*GetVar)(LPSTR, LPSTR), void (*SetVar)(LPSTR, LPSTR), DWORD * pFlags, UINT nargs, LPSTR * szargs, PPROSERVICES * ppsv)
{
HWND oldhWnd;
// return nothing
**szargs = '\0';
if (nargs != 1)
{
ErrorMessage( "The service needs exactly one argument" );
return;
}
oldhWnd = FindWindow (wnd_class_name, NULL);
if (oldhWnd == NULL)
{
// make show() believe that there are no arguments
// but pass szargs because show() writes to it anyway
show (szv, szx, GetVar, SetVar, pFlags, 0, szargs, ppsv);
}
SetForegroundWindow (hMainWnd);
switch (action)
{
case ACTION_EXECUTE:
awaiting_input = FALSE;
DeleteCmdLine( );
WriteText (hEdit, szargs[1]);
awaiting_input = TRUE;
SendMessage (hEdit, WM_CHAR, '\r', 0);
break;
case ACTION_PRINT:
awaiting_input = FALSE;
DeleteCmdLine( );
WriteText (hEdit, szargs[1]);
awaiting_input = TRUE;
break;
case ACTION_APPEND:
MoveCaretToEnd( );
awaiting_input = FALSE;
WriteText (hEdit, szargs[1]);
awaiting_input = TRUE;
break;
}
}
//------------------------------------------------------------------------------
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_CREATE:
// exit button
hExitBtn = CreateWindow ("BUTTON", NULL, WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | BS_BITMAP | BS_FLAT,
0, 0, 0, 0, hWnd, ( HMENU ) ID_EXITBTN, instance, NULL );
SendMessage (hExitBtn, BM_SETIMAGE, (WPARAM) IMAGE_BITMAP, (LPARAM) (HANDLE) hbClose);
// minimize button
hMinimizeBtn = CreateWindow ("BUTTON", NULL, WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | BS_BITMAP | BS_FLAT,
0, 0, 0, 0, hWnd, ( HMENU ) ID_MINIMIZEBTN, instance, NULL );
SendMessage (hMinimizeBtn, BM_SETIMAGE, (WPARAM) IMAGE_BITMAP, (LPARAM) (HANDLE) hbMinimize);
// edit control
hEdit = CreateWindow("EDIT", NULL, WS_CHILD | WS_VISIBLE | WS_VSCROLL| WS_BORDER | ES_LEFT | ES_MULTILINE | ES_AUTOVSCROLL | ES_WANTRETURN,
0, 0, 0, 0, hWnd, (HMENU) ID_EDITBOX, (HINSTANCE) GetWindowLong(hWnd, GWL_HINSTANCE), NULL);
SendMessage (hEdit, WM_SETFONT, (WPARAM) hFont, MAKELPARAM(TRUE, 0));
// edit control for watches
hWatch = CreateWindow ("EDIT", NULL, WS_CHILD | WS_VISIBLE | WS_VSCROLL | WS_BORDER | ES_LEFT | ES_MULTILINE | ES_AUTOVSCROLL | ES_WANTRETURN,
0, 0, 0, 0, hWnd, (HMENU) ID_WATCHBOX, instance, NULL);
SendMessage (hWatch, WM_SETFONT, (WPARAM) hFont, MAKELPARAM(TRUE, 0));
if (copyright_note == TRUE)
{
WriteCopyrightNote( );
}
WritePrompt( );
cmd_line_start = GetCaretPositionBySelection( );
OrigEditWndProc = (WNDPROC) SetWindowLong (hEdit, GWL_WNDPROC, (LONG) EditWndProc);
SetForegroundWindow (hWnd);
awaiting_input = TRUE;
break;
case WM_SETFOCUS:
SetFocus (hEdit);
break;
case WM_SIZE:
{
RECT wnd_rect;
GetWindowRect( hWnd, &wnd_rect );
wnd_width = wnd_rect.right - wnd_rect.left;
wnd_height = wnd_rect.bottom - wnd_rect.top;
// watches are enabled
if ( watches_enabled == TRUE )
{
wnd_height -= WATCH_WND_HEIGHT + SPACE_BETWEEN_WNDS;
MoveWindow( hEdit, 0, TITLE_BAR_HEIGHT, LOWORD(lParam), HIWORD(lParam) - WATCH_WND_HEIGHT - TITLE_BAR_HEIGHT - SPACE_BETWEEN_WNDS, TRUE );
MoveWindow( hWatch, 0, HIWORD(lParam) - WATCH_WND_HEIGHT, LOWORD(lParam), WATCH_WND_HEIGHT, TRUE );
}
// watches are disabled
else
{
MoveWindow( hEdit, 0, TITLE_BAR_HEIGHT, LOWORD(lParam), HIWORD(lParam) - TITLE_BAR_HEIGHT, TRUE );
MoveWindow( hWatch, 0, HIWORD(lParam) + SPACE_BETWEEN_WNDS, LOWORD(lParam), WATCH_WND_HEIGHT, TRUE );
}
MoveWindow( hExitBtn, LOWORD(lParam) - 2 - 16, 2, 16, 16, TRUE );
MoveWindow( hMinimizeBtn, LOWORD(lParam) - 2 - 16 - 1 - 16, 2, 16, 16, TRUE );
return 0;
}
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
switch (wmId)
{
case ID_EXITBTN:
DestroyWindow(hWnd);
UnregisterClass(wnd_class_name, instance);
break;
case ID_MINIMIZEBTN:
CloseWindow (hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_PAINT:
{
HGDIOBJ old_obj;
RECT client_rect;
GetClientRect (hWnd, &client_rect);
hdc = BeginPaint(hWnd, &ps);
old_obj = SelectObject (hdc, title_bar_brush);
PatBlt (hdc, 0, 0, client_rect.right - client_rect.left - 2 - 16 - 1 - 16 - 2, TITLE_BAR_HEIGHT, PATCOPY);
SelectObject (hdc, old_obj);
EndPaint(hWnd, &ps);
return 0;
}
case WM_CLOSE:
DestroyWindow (hWnd);
UnregisterClass (wnd_class_name, instance);
return 0;
case WM_DESTROY:
SetWindowLong(hEdit, GWL_WNDPROC, (LONG) OrigEditWndProc);
KillTimer (hMainWnd, IDT_TIMER);
FreeResources ();
return 0;
case WM_NCHITTEST:
{
LRESULT result;
RECT WndRect;
GetWindowRect (hWnd, &WndRect);
result = DefWindowProc(hWnd, message, wParam, lParam);
if (result == HTCLIENT && (HIWORD(lParam) - WndRect.top) < TITLE_BAR_HEIGHT && (LOWORD(lParam) - WndRect.left) < (wnd_width - 2 - 16 - 1 - 16 - 2))
result = HTCAPTION;
return result;
}
case WM_TIMER:
switch (wParam)
{
case IDT_TIMER:
{
unsigned char cmd_result [MAX_CMD_LENGTH + 1];
unsigned char * value;
unsigned char num [20];
int i;
SendMessage (hWatch, WM_SETTEXT, 0, (LPARAM) NULL);
for (i = 0; i < WATCHES_COUNT; i++)
{
sprintf (num, "%d", i + 1);
WriteText (hWatch, num);
WriteText (hWatch, ". ");
if (_stricmp (watches[i], "") != 0)
{
WriteText (hWatch, watches[i]);
WriteText (hWatch, " = ");
value = (PProServices->GetVarAddr(watches[i]));
if (value != NULL)
{
WriteText (hWatch, value);
WriteText (hWatch, "\n");
}
else
{
WriteText (hWatch, "Error! No such variable.\n");
}
}
else
{
WriteText (hWatch, "No watch defined.\n");
}
}
for (i = 0; i < 32; i++)
{
sprintf (num, "pproflag(%d)", i);
PProServices->EvalExpr (num, cmd_result);
sprintf (num, "%2d(%c) ", i, cmd_result[0]);
WriteText (hWatch, num);
}
return 0;
} // case IDT_TIMER
}
return 0;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
//------------------------------------------------------------------------------
LRESULT CALLBACK EditWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_RBUTTONDOWN:
SetFocus(hWnd);
return 0;
case WM_LBUTTONDOWN:
SetFocus(hWnd);
return 0;
case WM_LBUTTONDBLCLK:
SetFocus(hWnd);
return 0;
case WM_UNDO:
return 0;
case WM_KEYDOWN:
switch (wParam)
{
case VK_HOME:
return OnKeyHome (hWnd, message, wParam, lParam);
case VK_LEFT:
return OnKeyLeft (hWnd, message, wParam, lParam);
case VK_UP:
return OnKeyUp (hWnd, message, wParam, lParam);
case VK_DOWN:
return OnKeyDown (hWnd, message, wParam, lParam);
default:
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
}
case WM_CHAR:
switch (wParam)
{
case '\r':
if (awaiting_input == TRUE)
{
return OnKeyEnter (hWnd, message, wParam, lParam);
}
else
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
case '\b':
if (awaiting_input == TRUE)
{
if ( cmd_line_start == GetCaretPositionByGetCaretPos( ) )
{
return 0;
}
else
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
}
else
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
default:
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
}
default:
return CallWindowProc(OrigEditWndProc, hWnd, message, wParam, lParam);
}
}
//------------------------------------------------------------------------------
void WriteText (HWND hwnd, const unsigned char * text)
{
int i;
int length = strlen (text);
for (i = 0; i < length; i++)
{
SendMessage (hwnd, WM_CHAR, text[i], 0);
}
}
//------------------------------------------------------------------------------
void WritePrompt( )
{
WriteText( hEdit, prompt );
}
//------------------------------------------------------------------------------
int IncreaseLineNum (int number)
{
if (number == PREVIOUS_COMMANDS_COUNT - 1)
{
return 0;
}
else
return number + 1;
}
//------------------------------------------------------------------------------
int DecreaseLineNum (int number)
{
if (number == 0)
{
return PREVIOUS_COMMANDS_COUNT - 1;
}
else
return number - 1;
}
//------------------------------------------------------------------------------
BOOL AllocateMemory()
{
int i;
edit_ctrl_text = (unsigned char *) malloc (buffer_size);
if (edit_ctrl_text == NULL) return FALSE;
watches = (unsigned char **) malloc (WATCHES_COUNT * sizeof(unsigned char *));
if (watches == NULL) return FALSE;
for (i = 0; i < WATCHES_COUNT; i++)
{
// calloc - because we need it be clear
watches[i] = (unsigned char *) calloc (MAX_VAR_LENGTH + 1, sizeof (unsigned char));
if (watches[i] == NULL) return FALSE;
}
previous_commands = (unsigned char **) malloc (PREVIOUS_COMMANDS_COUNT * sizeof(unsigned char *));
if (previous_commands == NULL) return FALSE;
for (i = 0; i < PREVIOUS_COMMANDS_COUNT; i++)
{
// calloc - because we need it be clear
previous_commands[i] = (unsigned char *) calloc (MAX_CMD_LENGTH + 1, sizeof (unsigned char));
if (previous_commands[i] == NULL) return FALSE;
}
return TRUE;
}
//------------------------------------------------------------------------------
BOOL IsKeyword (const unsigned char * name)
// Not needed for PowerPro 3.8.02 and above
{
if ( _stricmp ("acdc", name) == 0 ) return TRUE;
if ( _stricmp ("allglobals", name) == 0 ) return TRUE;
if ( _stricmp ("alt", name) == 0 ) return TRUE;
if ( _stricmp ("batterypercent", name) == 0 ) return TRUE;
if ( _stricmp ("browserDomain", name) == 0 ) return TRUE;
if ( _stricmp ("browserSubdomain", name) == 0 ) return TRUE;
if ( _stricmp ("browserURL", name) == 0 ) return TRUE;
if ( _stricmp ("caption", name) == 0 ) return TRUE;
if ( _stricmp ("captionunder", name) == 0 ) return TRUE;
if ( _stricmp ("cdcurtrack", name) == 0 ) return TRUE;
if ( _stricmp ("cdlasttrack", name) == 0 ) return TRUE;
if ( _stricmp ("clip", name) == 0 ) return TRUE;
if ( _stricmp ("cliptrackon", name) == 0 ) return TRUE;
if ( _stricmp ("cpu", name) == 0 ) return TRUE;
if ( _stricmp ("ctrl", name) == 0 ) return TRUE;
if ( _stricmp ("currentdir", name) == 0 ) return TRUE;
if ( _stricmp ("date", name) == 0) return TRUE;
if ( _stricmp ("dayofweek", name) == 0 ) return TRUE;
if ( _stricmp ("dayofyear", name) == 0 ) return TRUE;
if ( _stricmp ("defaultprinter", name) == 0 ) return TRUE;
if ( _stricmp ("deskempty", name) == 0 ) return TRUE;
if ( _stricmp ("deskname", name) == 0 ) return TRUE;
if ( _stricmp ("desknum", name) == 0 ) return TRUE;
if ( _stricmp ("dialupname", name) == 0 ) return TRUE;
if ( _stricmp ("disk", name) == 0 ) return TRUE;
if ( _stricmp ("dunidle", name) == 0 ) return TRUE;
if ( _stricmp ("dunrate", name) == 0 ) return TRUE;
if ( _stricmp ("exefilename", name) == 0 ) return TRUE;
if ( _stricmp ("exefullpath", name) == 0 ) return TRUE;
if ( _stricmp ("gdi", name) == 0 ) return TRUE;
if ( _stricmp ("inputcolor", name) == 0 ) return TRUE;
if ( _stricmp ("inputdate", name) == 0 ) return TRUE;
if ( _stricmp ("inputdatetime", name) == 0 ) return TRUE;
if ( _stricmp ("inputfolder", name) == 0 ) return TRUE;
if ( _stricmp ("inputpath", name) == 0 ) return TRUE;
if ( _stricmp ("inputpathmulti", name) == 0 ) return TRUE;
if ( _stricmp ("inputtext", name) == 0 ) return TRUE;
if ( _stricmp ("keylog", name) == 0 ) return TRUE;
if ( _stricmp ("keylogfile", name) == 0 ) return TRUE;
if ( _stricmp ("lastactivehandle", name) == 0 ) return TRUE;
if ( _stricmp ("lastautorunhandle", name) == 0 ) return TRUE;
if ( _stricmp ("lastclipname", name) == 0 ) return TRUE;
if ( _stricmp ("lastclippath", name) == 0 ) return TRUE;
if ( _stricmp ("lastidletime", name) == 0 ) return TRUE;
if ( _stricmp ("longdate", name) == 0 ) return TRUE;
if ( _stricmp ("modem", name) == 0 ) return TRUE;
if ( _stricmp ("mouseleft", name) == 0 ) return TRUE;
if ( _stricmp ("mousemiddle", name) == 0 ) return TRUE;
if ( _stricmp ("mouseright", name) == 0 ) return TRUE;
if ( _stricmp ("muted", name) == 0 ) return TRUE;
if ( _stricmp ("paper", name) == 0 ) return TRUE;
if ( _stricmp ("pmem", name) == 0 ) return TRUE;
if ( _stricmp ("pprofolder", name) == 0 ) return TRUE;
if ( _stricmp ("pproversion", name) == 0 ) return TRUE;
if ( _stricmp ("processcount", name) == 0 ) return TRUE;
if ( _stricmp ("recycleItems", name) == 0 ) return TRUE;
if ( _stricmp ("recycleSize", name) == 0 ) return TRUE;
if ( _stricmp ("saver", name) == 0 ) return TRUE;
if ( _stricmp ("saveractive", name) == 0 ) return TRUE;
if ( _stricmp ("saverenabled", name) == 0 ) return TRUE;
if ( _stricmp ("savertime", name) == 0 ) return TRUE;
if ( _stricmp ("scriptfolder", name) == 0 ) return TRUE;
if ( _stricmp ("scriptname", name) == 0 ) return TRUE;
if ( _stricmp ("scriptpath", name) == 0 ) return TRUE;
if ( _stricmp ("shift", name) == 0 ) return TRUE;
if ( _stricmp ("shortdate", name) == 0) return TRUE;
if ( _stricmp ("Subbarname", name) == 0 ) return TRUE;
if ( _stricmp ("threadcount", name) == 0 ) return TRUE;
if ( _stricmp ("time", name) == 0 ) return TRUE;
if ( _stricmp ("timesec", name) == 0 ) return TRUE;
if ( _stricmp ("timezone", name) == 0 ) return TRUE;
if ( _stricmp ("unixdate", name) == 0 ) return TRUE;
if ( _stricmp ("uptime", name) == 0 ) return TRUE;
if ( _stricmp ("user", name) == 0 ) return TRUE;
if ( _stricmp ("volume", name) == 0 ) return TRUE;
if ( _stricmp ("win", name) == 0 ) return TRUE;
if ( _stricmp ("xmouse", name) == 0 ) return TRUE;
if ( _stricmp ("xscreen", name) == 0 ) return TRUE;
if ( _stricmp ("xtime", name) == 0 ) return TRUE;
if ( _stricmp ("ymouse", name) == 0 ) return TRUE;
if ( _stricmp ("yscreen", name) == 0 ) return TRUE;
return FALSE;
}
//------------------------------------------------------------------------------
unsigned char * GetNextCommand ()
{
int tmp;
if (line_num == line_num_for_next)
{
return NULL;
}
tmp = IncreaseLineNum (line_num);
if (tmp == line_num_for_next || strcmp(previous_commands[tmp], "") == 0)
{
return NULL;
}
else
{
line_num = tmp;
return previous_commands [line_num];
}
}
//------------------------------------------------------------------------------
unsigned char * GetPreviousCommand ()
{
int tmp = DecreaseLineNum (line_num);
if (tmp == line_num_for_next || strcmp(previous_commands[tmp], "") == 0)
{
return NULL;
}
else
{
line_num = tmp;
return previous_commands[line_num];
}
}
//------------------------------------------------------------------------------
void AddCommandToList (const unsigned char * cmd)
{
if (strcmp (cmd, "") != 0)
{
strcpy (previous_commands[line_num_for_next], cmd);
line_num_for_next = IncreaseLineNum (line_num_for_next);
}
line_num = line_num_for_next;
}
//------------------------------------------------------------------------------
int GetCaretPositionBySelection( )
{
int sel_start;
SendMessage( hEdit, EM_GETSEL, (WPARAM) &sel_start, 0 );
return sel_start;
}
//------------------------------------------------------------------------------
int GetCaretPositionByGetCaretPos( )
{
POINT point;
// if error getting caret's position then move caret to the end and return that new position
if (!GetCaretPos (&point))
{
int sel_start;
MoveCaretToEnd( );
SendMessage( hEdit, EM_GETSEL, (WPARAM) &sel_start, 0 );
return sel_start;
}
// if caret is not visible then move it to the end and return that new position
if (point.x < 0 || point.y < 0)
{
int sel_start;
MoveCaretToEnd( );
SendMessage( hEdit, EM_GETSEL, (WPARAM) &sel_start, 0 );
return sel_start;
}
return LOWORD( SendMessage( hEdit, EM_CHARFROMPOS, 0, MAKELPARAM( point.x, point.y ) ) );
}
//------------------------------------------------------------------------------
void MoveCaretToEnd( )
{
LRESULT length;
length = SendMessage( hEdit, WM_GETTEXTLENGTH, 0, 0 );
SendMessage( hEdit, EM_SETSEL, length, length );
}
//------------------------------------------------------------------------------
void GetCmdLine( unsigned char * target )
{
/* OLD WAY, LocalLock always returns NULL on Windows 98
LRESULT memhandle;
char * text;
int length;
memhandle = SendMessage (hwnd, EM_GETHANDLE, 0, 0);
text = LocalLock ( (HLOCAL) memhandle);
length = strlen (text) - start_position;
if (length > 531) length = 531;
memcpy (target, &(text[start_position]), length);
target[length] = '\0';
LocalUnlock ((HLOCAL) memhandle);
*/
LRESULT length;
length = SendMessage( hEdit, WM_GETTEXTLENGTH, 0, 0 );
length++; //for terminating NULL character;
if (length > buffer_size)
{
buffer_size = 2 * length;
free (edit_ctrl_text);
edit_ctrl_text = (unsigned char *) malloc (buffer_size);
if (edit_ctrl_text == NULL)
{
ErrorMessage( "Cannot increase size of the text buffer.\nThe Console Plugin will close now." );
strcpy (target, "exit");
return;
}
}
GetWindowText( hEdit, edit_ctrl_text, length );
length -= cmd_line_start;
if (length > 532)
length = 532;
memcpy (target, &(edit_ctrl_text[cmd_line_start]), length);
}
//------------------------------------------------------------------------------
void DeleteCmdLine( )
{
LRESULT length;
length = SendMessage( hEdit, WM_GETTEXTLENGTH, 0, 0);
MoveCaretToEnd( );
length -= cmd_line_start;
while (length-- > 0)
{
WriteText (hEdit, "\b");
}
}
//------------------------------------------------------------------------------
LRESULT OnKeyHome (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int current_position = GetCaretPositionByGetCaretPos( );
SHORT ctrl_pressed = GetAsyncKeyState (VK_CONTROL) & 0x8000;
SHORT shift_pressed = GetAsyncKeyState (VK_SHIFT) & 0x8000;
if ( ctrl_pressed && shift_pressed )
{
int sel_start;
int sel_end;
SendMessage (hWnd, EM_GETSEL, (WPARAM) &sel_start, (LPARAM)&sel_end);
if (sel_start == current_position)
{
SendMessage (hWnd, EM_SETSEL, (WPARAM) sel_end, (LPARAM) cmd_line_start);
}
else
SendMessage (hWnd, EM_SETSEL, (WPARAM) sel_start, (LPARAM) cmd_line_start);
return 0;
}
else if ( ctrl_pressed )
{
SendMessage (hWnd, EM_SETSEL, (WPARAM) cmd_line_start, (LPARAM) cmd_line_start);
return 0;
}
else if ( shift_pressed)
{
POINT caret_pos;
if (cmd_line_start == current_position)
return 0;
GetCaretPos (&caret_pos);
if (caret_pos.y == HIWORD(SendMessage (hWnd, EM_POSFROMCHAR, (WPARAM) cmd_line_start, 0)))
{
int sel_start, sel_end;
SendMessage (hWnd, EM_GETSEL, (WPARAM) &sel_start, (LPARAM)&sel_end);