Initial revision
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Karsten Ballüder
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include/wx/utils.h
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309
include/wx/utils.h
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/////////////////////////////////////////////////////////////////////////////
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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 __UTILSH__
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#define __UTILSH__
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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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#if USE_IOSTREAMH
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#include <iostream.h>
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#else
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#include <iostream>
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#endif
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#ifdef __X__
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#ifndef __VMS__
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/*steve: these two are not known under VMS */
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#include <dirent.h>
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#include <unistd.h>
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#endif
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#endif
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#include <stdio.h>
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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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// Forward declaration
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class WXDLLEXPORT wxFrame;
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// Stupid ASCII macros
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#define wxToUpper(C) (((C) >= 'a' && (C) <= 'z')? (C) - 'a' + 'A': (C))
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#define wxToLower(C) (((C) >= 'A' && (C) <= 'Z')? (C) - 'A' + 'a': (C))
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// Return a string with the current date/time
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wxString WXDLLEXPORT wxNow(void);
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// Make a copy of this string using 'new'
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char* WXDLLEXPORT copystring(const char *s);
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// Generate a unique ID
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long WXDLLEXPORT wxNewId(void);
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#define NewId wxNewId
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// Ensure subsequent IDs don't clash with this one
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void WXDLLEXPORT wxRegisterId(long id);
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#define RegisterId wxRegisterId
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// Return the current ID
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long WXDLLEXPORT wxGetCurrentId(void);
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// Useful buffer
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WXDLLEXPORT_DATA(extern char*) wxBuffer;
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WXDLLEXPORT_DATA(extern const char*) wxFloatToStringStr;
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WXDLLEXPORT_DATA(extern const char*) wxDoubleToStringStr;
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// Various conversions
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void WXDLLEXPORT StringToFloat(char *s, float *number);
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char* WXDLLEXPORT FloatToString(float number, const char *fmt = wxFloatToStringStr);
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void WXDLLEXPORT StringToDouble(char *s, double *number);
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char* WXDLLEXPORT DoubleToString(double number, const char *fmt = wxDoubleToStringStr);
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void WXDLLEXPORT StringToInt(char *s, int *number);
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void WXDLLEXPORT StringToLong(char *s, long *number);
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char* WXDLLEXPORT IntToString(int number);
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char* WXDLLEXPORT LongToString(long number);
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// Matches string one within string two regardless of case
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bool WXDLLEXPORT 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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// Convert 2-digit hex number to decimal
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int WXDLLEXPORT wxHexToDec(char *buf);
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// Convert decimal integer to 2-character hex string
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void WXDLLEXPORT wxDecToHex(int dec, char *buf);
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// Execute another program. Returns 0 if there was an error, a PID otherwise.
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long WXDLLEXPORT wxExecute(char **argv, bool Async = FALSE);
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long WXDLLEXPORT wxExecute(const wxString& command, bool Async = FALSE);
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#define wxSIGTERM 1
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int WXDLLEXPORT wxKill(long pid, int 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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bool WXDLLEXPORT wxShell(const wxString& command = "");
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// Sleep for nSecs seconds under UNIX, do nothing under Windows
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void WXDLLEXPORT wxSleep(int nSecs);
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// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
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long WXDLLEXPORT wxGetFreeMemory(void);
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// Consume all events until no more left
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void WXDLLEXPORT wxFlushEvents(void);
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/*
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* Network and username functions.
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*
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*/
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// Get eMail address
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bool WXDLLEXPORT wxGetEmailAddress(char *buf, int maxSize);
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// Get hostname.
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bool WXDLLEXPORT wxGetHostName(char *buf, int maxSize);
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// Get user ID e.g. jacs
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bool WXDLLEXPORT wxGetUserId(char *buf, int maxSize);
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// Get user name e.g. Julian Smart
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bool WXDLLEXPORT wxGetUserName(char *buf, int maxSize);
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/*
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* Strip out any menu codes
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*/
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char* WXDLLEXPORT wxStripMenuCodes(char *in, char *out = NULL);
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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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wxWindow* WXDLLEXPORT wxFindWindowByLabel(const wxString& title, wxWindow *parent = NULL);
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// Find window by name, and if that fails, by label.
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wxWindow* WXDLLEXPORT wxFindWindowByName(const wxString& name, wxWindow *parent = NULL);
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// Returns menu item id or -1 if none.
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int WXDLLEXPORT wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
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// A debugging stream buffer.
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// Under Windows, this writes to the Windows debug output.
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// Under other platforms, it writes to cerr.
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// ALl this horrible gubbins required for Borland, because the calling
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// convention needs to be the same as for streambuf.
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// Thanks to Gerhard.Vogt@embl-heidelberg.de for this solution.
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#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__)
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#pragma option -po-
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#endif
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// Can't export a class derived from a non-export class
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#if !defined(_WINDLL) && !defined(WXUSINGDLL)
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#ifdef new
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#undef new
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#endif
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class WXDLLEXPORT wxDebugStreamBuf: public streambuf
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{
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public:
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wxDebugStreamBuf(void);
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~wxDebugStreamBuf(void) {}
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int overflow(int i);
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inline int underflow(void) { return EOF; }
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int sync(void);
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};
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#if DEBUG && USE_GLOBAL_MEMORY_OPERATORS
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#define new WXDEBUG_NEW
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#endif
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#endif
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#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__)
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#pragma option -po.
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#endif
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/*
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#if (!defined(__MINMAX_DEFINED) && !defined(max))
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#define max(a,b) (((a) > (b)) ? (a) : (b))
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#define min(a,b) (((a) < (b)) ? (a) : (b))
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#define __MINMAX_DEFINED 1
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#endif
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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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// Yield to other apps/messages
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bool WXDLLEXPORT wxYield(void);
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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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void WXDLLEXPORT wxDebugMsg(const char *fmt ...) ;
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// Sound the bell
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void WXDLLEXPORT wxBell(void) ;
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// Get OS version
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int WXDLLEXPORT wxGetOsVersion(int *majorVsn=NULL,int *minorVsn=NULL) ;
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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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void WXDLLEXPORT wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR);
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// Restore cursor to normal
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void WXDLLEXPORT wxEndBusyCursor(void);
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// TRUE if we're between the above two calls
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bool WXDLLEXPORT wxIsBusy(void);
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/* Error message functions used by wxWindows */
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// Non-fatal error (continues)
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WXDLLEXPORT_DATA(extern const char*) wxInternalErrorStr;
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void WXDLLEXPORT 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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void WXDLLEXPORT wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
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// Reading and writing resources (eg WIN.INI, .Xdefaults)
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#if USE_RESOURCES
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bool WXDLLEXPORT wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = "");
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bool WXDLLEXPORT wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = "");
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bool WXDLLEXPORT wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = "");
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bool WXDLLEXPORT wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = "");
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bool WXDLLEXPORT wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file = "");
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bool WXDLLEXPORT wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = "");
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bool WXDLLEXPORT wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = "");
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bool WXDLLEXPORT wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = "");
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#endif // USE_RESOURCES
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#ifdef __UNIX__
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// 'X' Only, will soon vanish....
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// Get current Home dir and copy to dest
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char* WXDLLEXPORT wxGetHomeDir( char *dest );
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#endif
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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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char* WXDLLEXPORT wxGetUserHome(const wxString& user = "");
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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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bool WXDLLEXPORT wxCheckForInterrupt(wxWindow *wnd);
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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 __WINDOWS__
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extern const char* WXDLLEXPORT wxUserResourceStr;
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char* WXDLLEXPORT wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
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#endif
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// X only
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#ifdef __X__
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// Get X display: often needed in the wxWindows implementation.
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Display *wxGetDisplay(void);
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/* Matthew Flatt: Added wxSetDisplay and wxGetDisplayName */
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bool wxSetDisplay(const wxString& display_name);
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wxString wxGetDisplayName(void);
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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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#define wxMax2(x,y) ((x > y) ? x : y)
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#define wxMin2(x,y) ((x < y) ? x : y)
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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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// __UTILSH__
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