d6b9496a96
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1999 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
357 lines
13 KiB
C++
357 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: utils.h
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// Purpose: Miscellaneous utilities
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// Author: Julian Smart
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// Modified by:
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// Created: 29/01/98
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// RCS-ID: $Id$
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// Copyright: (c) 1998 Julian Smart
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_UTILSH__
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#define _WX_UTILSH__
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#ifdef __GNUG__
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#pragma interface "utils.h"
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#endif
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#include "wx/setup.h"
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#include "wx/object.h"
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#include "wx/list.h"
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#include "wx/window.h"
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#include "wx/filefn.h"
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#include "wx/ioswrap.h"
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#ifdef __X__
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#include <dirent.h>
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#include <unistd.h>
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#endif
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#include <stdio.h>
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// ----------------------------------------------------------------------------
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// Forward declaration
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxProcess;
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class WXDLLEXPORT wxFrame;
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// FIXME should use wxStricmp() instead
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#ifdef __GNUWIN32__
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#define stricmp strcasecmp
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#define strnicmp strncasecmp
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#endif
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// ----------------------------------------------------------------------------
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// Macros
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// ----------------------------------------------------------------------------
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#define wxMax(a,b) (((a) > (b)) ? (a) : (b))
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#define wxMin(a,b) (((a) < (b)) ? (a) : (b))
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// ----------------------------------------------------------------------------
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// String functions (deprecated, use wxString)
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// ----------------------------------------------------------------------------
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// Useful buffer (FIXME VZ: yeah, that is. To be removed!)
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WXDLLEXPORT_DATA(extern char*) wxBuffer;
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// Make a copy of this string using 'new'
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WXDLLEXPORT char* copystring(const char *s);
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// Matches string one within string two regardless of case
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WXDLLEXPORT bool StringMatch(char *one, char *two, bool subString = TRUE, bool exact = FALSE);
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// A shorter way of using strcmp
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#define wxStringEq(s1, s2) (s1 && s2 && (strcmp(s1, s2) == 0))
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// ----------------------------------------------------------------------------
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// Miscellaneous functions
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// ----------------------------------------------------------------------------
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// Sound the bell
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WXDLLEXPORT void wxBell(void) ;
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// Get OS version
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WXDLLEXPORT int wxGetOsVersion(int *majorVsn= (int *) NULL,int *minorVsn= (int *) NULL) ;
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// Return a string with the current date/time
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WXDLLEXPORT wxString wxNow();
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// ----------------------------------------------------------------------------
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// Window ID management
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// ----------------------------------------------------------------------------
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// Generate a unique ID
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WXDLLEXPORT long wxNewId();
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#if !defined(NewId) && defined(WXWIN_COMPATIBILITY)
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#define NewId wxNewId
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#endif
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// Ensure subsequent IDs don't clash with this one
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WXDLLEXPORT void wxRegisterId(long id);
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#if !defined(RegisterId) && defined(WXWIN_COMPATIBILITY)
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#define RegisterId wxRegisterId
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#endif
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// Return the current ID
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WXDLLEXPORT long wxGetCurrentId();
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// ----------------------------------------------------------------------------
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// Various conversions
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// ----------------------------------------------------------------------------
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WXDLLEXPORT_DATA(extern const char*) wxFloatToStringStr;
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WXDLLEXPORT_DATA(extern const char*) wxDoubleToStringStr;
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WXDLLEXPORT void StringToFloat(char *s, float *number);
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WXDLLEXPORT char* FloatToString(float number, const char *fmt = wxFloatToStringStr);
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WXDLLEXPORT void StringToDouble(char *s, double *number);
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WXDLLEXPORT char* DoubleToString(double number, const char *fmt = wxDoubleToStringStr);
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WXDLLEXPORT void StringToInt(char *s, int *number);
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WXDLLEXPORT void StringToLong(char *s, long *number);
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WXDLLEXPORT char* IntToString(int number);
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WXDLLEXPORT char* LongToString(long number);
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// Convert 2-digit hex number to decimal
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WXDLLEXPORT int wxHexToDec(const wxString& buf);
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// Convert decimal integer to 2-character hex string
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WXDLLEXPORT void wxDecToHex(int dec, char *buf);
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WXDLLEXPORT wxString wxDecToHex(int dec);
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// ----------------------------------------------------------------------------
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// Process management
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// ----------------------------------------------------------------------------
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// Execute another program. Returns 0 if there was an error, a PID otherwise.
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WXDLLEXPORT long wxExecute(char **argv, bool sync = FALSE,
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wxProcess *process = (wxProcess *) NULL);
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WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE,
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wxProcess *process = (wxProcess *) NULL);
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enum wxSignal
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{
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wxSIGNONE = 0, // verify if the process exists under Unix
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wxSIGHUP,
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wxSIGINT,
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wxSIGQUIT,
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wxSIGILL,
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wxSIGTRAP,
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wxSIGABRT,
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wxSIGIOT = wxSIGABRT, // another name
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wxSIGEMT,
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wxSIGFPE,
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wxSIGKILL,
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wxSIGBUS,
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wxSIGSEGV,
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wxSIGSYS,
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wxSIGPIPE,
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wxSIGALRM,
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wxSIGTERM
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// further signals are different in meaning between different Unix systems
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};
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// the argument is ignored under Windows - the process is always killed
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WXDLLEXPORT int wxKill(long pid, wxSignal sig = wxSIGTERM);
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// Execute a command in an interactive shell window
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// If no command then just the shell
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WXDLLEXPORT bool wxShell(const wxString& command = wxEmptyString);
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// Sleep for nSecs seconds under UNIX, do nothing under Windows
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WXDLLEXPORT void wxSleep(int nSecs);
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// Sleep for a given amount of milliseconds
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WXDLLEXPORT void wxUsleep(unsigned long milliseconds);
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// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
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WXDLLEXPORT long wxGetFreeMemory();
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// ----------------------------------------------------------------------------
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// Network and username functions.
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// ----------------------------------------------------------------------------
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// NB: "char *" functions are deprecated, use wxString ones!
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// Get eMail address
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WXDLLEXPORT bool wxGetEmailAddress(char *buf, int maxSize);
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WXDLLEXPORT wxString wxGetEmailAddress();
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// Get hostname.
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WXDLLEXPORT bool wxGetHostName(char *buf, int maxSize);
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WXDLLEXPORT wxString wxGetHostName();
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// Get FQDN
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WXDLLEXPORT wxString wxGetFullHostName();
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// Get user ID e.g. jacs (this is known as login name under Unix)
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WXDLLEXPORT bool wxGetUserId(char *buf, int maxSize);
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WXDLLEXPORT wxString wxGetUserId();
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// Get user name e.g. Julian Smart
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WXDLLEXPORT bool wxGetUserName(char *buf, int maxSize);
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WXDLLEXPORT wxString wxGetUserName();
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// Get current Home dir and copy to dest (returns pstr->c_str())
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WXDLLEXPORT const char* wxGetHomeDir(wxString *pstr);
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// Get the user's home dir (caller must copy --- volatile)
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// returns NULL is no HOME dir is known
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WXDLLEXPORT char* wxGetUserHome(const wxString& user = wxEmptyString);
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// ----------------------------------------------------------------------------
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// Strip out any menu codes
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// ----------------------------------------------------------------------------
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WXDLLEXPORT char* wxStripMenuCodes(char *in, char *out = (char *) NULL);
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WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str);
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// ----------------------------------------------------------------------------
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// Window search
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// ----------------------------------------------------------------------------
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// Find the window/widget with the given title or label.
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// Pass a parent to begin the search from, or NULL to look through
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// all windows.
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WXDLLEXPORT wxWindow* wxFindWindowByLabel(const wxString& title, wxWindow *parent = (wxWindow *) NULL);
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// Find window by name, and if that fails, by label.
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WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = (wxWindow *) NULL);
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// Returns menu item id or -1 if none.
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WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
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// ----------------------------------------------------------------------------
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// Message/event queue helpers
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// ----------------------------------------------------------------------------
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// Yield to other apps/messages
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WXDLLEXPORT bool wxYield();
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// Yield to other apps/messages and disable user input
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WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL);
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// Check whether this window wants to process messages, e.g. Stop button
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// in long calculations.
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WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd);
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// Consume all events until no more left
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WXDLLEXPORT void wxFlushEvents();
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// ----------------------------------------------------------------------------
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// Cursors
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// ----------------------------------------------------------------------------
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// Set the cursor to the busy cursor for all windows
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class WXDLLEXPORT wxCursor;
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WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR;
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WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR);
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// Restore cursor to normal
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WXDLLEXPORT void wxEndBusyCursor();
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// TRUE if we're between the above two calls
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WXDLLEXPORT bool wxIsBusy();
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// Convenience class so we can just create a wxBusyCursor object on the stack
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class WXDLLEXPORT wxBusyCursor
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{
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public:
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wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR)
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{ wxBeginBusyCursor(cursor); }
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~wxBusyCursor()
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{ wxEndBusyCursor(); }
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};
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// ----------------------------------------------------------------------------
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// Error message functions used by wxWindows (deprecated, use wxLog)
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// ----------------------------------------------------------------------------
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// Format a message on the standard error (UNIX) or the debugging
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// stream (Windows)
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WXDLLEXPORT void wxDebugMsg(const char *fmt ...) ;
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// Non-fatal error (continues)
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WXDLLEXPORT_DATA(extern const char*) wxInternalErrorStr;
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WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);
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// Fatal error (exits)
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WXDLLEXPORT_DATA(extern const char*) wxFatalErrorStr;
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WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
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// ----------------------------------------------------------------------------
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// Reading and writing resources (eg WIN.INI, .Xdefaults)
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// ----------------------------------------------------------------------------
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#if wxUSE_RESOURCES
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WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = wxEmptyString);
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WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = wxEmptyString);
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#endif // wxUSE_RESOURCES
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void WXDLLEXPORT wxGetMousePosition( int* x, int* y );
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// MSW only: get user-defined resource from the .res file.
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// Returns NULL or newly-allocated memory, so use delete[] to clean up.
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#ifdef __WXMSW__
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WXDLLEXPORT extern const char* wxUserResourceStr;
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WXDLLEXPORT char* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
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// Implemented in utils.cpp: VC++, Win95 only. Sets up a console for standard
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// input/output
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WXDLLEXPORT void wxRedirectIOToConsole();
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#endif // MSW
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// ----------------------------------------------------------------------------
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// Display and colorss (X only)
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// ----------------------------------------------------------------------------
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#ifdef __X__
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WXDisplay *wxGetDisplay();
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bool wxSetDisplay(const wxString& display_name);
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wxString wxGetDisplayName();
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#endif
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#ifdef __X__
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#include <X11/Xlib.h>
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#define wxMAX_RGB 0xff
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#define wxMAX_SV 1000
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#define wxSIGN(x) ((x < 0) ? -x : x)
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#define wxH_WEIGHT 4
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#define wxS_WEIGHT 1
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#define wxV_WEIGHT 2
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typedef struct wx_hsv {
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int h,s,v;
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} wxHSV;
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#define wxMax3(x,y,z) ((x > y) ? ((x > z) ? x : z) : ((y > z) ? y : z))
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#define wxMin3(x,y,z) ((x < y) ? ((x < z) ? x : z) : ((y < z) ? y : z))
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void wxHSVToXColor(wxHSV *hsv,XColor *xcolor);
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void wxXColorToHSV(wxHSV *hsv,XColor *xcolor);
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void wxAllocNearestColor(Display *display,Colormap colormap,XColor *xcolor);
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void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
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#endif //__X__
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#endif
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// _WX_UTILSH__
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