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b229c8a9112ff3ecbf5b05c3c5469ade34517a9c
wxWidgets/src/motif/utils.cpp
Mattia Barbon b229c8a911 Remove (now) pointless checks for __WXX11__/__WXMOTIF__ in 
src/x11/utils.cpp and src/motif/utils.cpp.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20043 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-04-06 20:39:45 +00:00

1238 lines
34 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: utils.cpp
// Purpose: Various utilities
// Author: Julian Smart
// Modified by:
// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __VMS
#define XtDisplay XTDISPLAY
#endif
#include "wx/setup.h"
#include "wx/utils.h"
#include "wx/app.h"
#include "wx/msgdlg.h"
#include "wx/cursor.h"
#include "wx/window.h" // for wxTopLevelWindows
#include <ctype.h>
#include <stdarg.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/wait.h>
#include <pwd.h>
#include <errno.h>
#include <signal.h>
#if (defined(__SUNCC__) || defined(__CLCC__))
#include <sysent.h>
#endif
#ifdef __VMS__
#pragma message disable nosimpint
#endif
#include "wx/unix/execute.h"
#include <Xm/Xm.h>
#include "wx/motif/private.h"
#if wxUSE_RESOURCES
#include "X11/Xresource.h"
#endif
#include "X11/Xutil.h"
#ifdef __VMS__
#pragma message enable nosimpint
#endif
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
// Yuck this is really BOTH site and platform dependent
// so we should use some other strategy!
#ifdef sun
#define DEFAULT_XRESOURCE_DIR "/usr/openwin/lib/app-defaults"
#else
#define DEFAULT_XRESOURCE_DIR "/usr/lib/X11/app-defaults"
#endif
#if wxUSE_RESOURCES
static char *GetIniFile (char *dest, const char *filename);
#endif
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// async event processing
// ----------------------------------------------------------------------------
// Consume all events until no more left
void wxFlushEvents()
{
Display *display = (Display*) wxGetDisplay();
XSync (display, FALSE);
// XtAppPending returns availability of events AND timers/inputs, which
// are processed via callbacks, so XtAppNextEvent will not return if
// there are no events. So added '& XtIMXEvent' - Sergey.
while (XtAppPending ((XtAppContext) wxTheApp->GetAppContext()) & XtIMXEvent)
{
XFlush (XtDisplay ((Widget) wxTheApp->GetTopLevelWidget()));
// Jan Lessner: works better when events are non-X events
XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMXEvent);
}
}
#if 0
// Check whether this window wants to process messages, e.g. Stop button
// in long calculations.
bool wxCheckForInterrupt(wxWindow *wnd)
{
wxCHECK_MSG( wnd, FALSE, "NULL window in wxCheckForInterrupt" );
Display *dpy=(Display*) wnd->GetXDisplay();
Window win=(Window) wnd->GetXWindow();
XEvent event;
XFlush(dpy);
if (wnd->GetMainWidget())
{
XmUpdateDisplay((Widget)(wnd->GetMainWidget()));
}
bool hadEvents = FALSE;
while( XCheckMaskEvent(dpy,
ButtonPressMask|ButtonReleaseMask|ButtonMotionMask|
PointerMotionMask|KeyPressMask|KeyReleaseMask,
&event) )
{
if ( event.xany.window == win )
{
hadEvents = TRUE;
XtDispatchEvent(&event);
}
}
return hadEvents;
}
#endif
// ----------------------------------------------------------------------------
// wxExecute stuff
// ----------------------------------------------------------------------------
static void xt_notify_end_process(XtPointer data, int *WXUNUSED(fid),
XtInputId *id)
{
wxEndProcessData *proc_data = (wxEndProcessData *)data;
wxHandleProcessTermination(proc_data);
// VZ: I think they should be the same...
wxASSERT( (int)*id == proc_data->tag );
XtRemoveInput(*id);
}
int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
{
XtInputId id = XtAppAddInput((XtAppContext) wxTheApp->GetAppContext(),
fd,
(XtPointer *) XtInputReadMask,
(XtInputCallbackProc) xt_notify_end_process,
(XtPointer) proc_data);
return (int)id;
}
// ----------------------------------------------------------------------------
// misc
// ----------------------------------------------------------------------------
// Emit a beeeeeep
void wxBell()
{
// Use current setting for the bell
XBell ((Display*) wxGetDisplay(), 0);
}
int wxGetOsVersion(int *majorVsn, int *minorVsn)
{
// FIXME TODO
// This code is WRONG!! Does NOT return the
// Motif version of the libs but the X protocol
// version!
Display *display = XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
if (majorVsn)
*majorVsn = ProtocolVersion (display);
if (minorVsn)
*minorVsn = ProtocolRevision (display);
return wxMOTIF_X;
}
// ----------------------------------------------------------------------------
// Reading and writing resources (eg WIN.INI, .Xdefaults)
// ----------------------------------------------------------------------------
#if wxUSE_RESOURCES
// Read $HOME for what it says is home, if not
// read $USER or $LOGNAME for user name else determine
// the Real User, then determine the Real home dir.
static char * GetIniFile (char *dest, const char *filename)
{
char *home = NULL;
if (filename && wxIsAbsolutePath(filename))
{
strcpy(dest, filename);
}
else if ((home = wxGetUserHome("")) != NULL)
{
strcpy(dest, home);
if (dest[strlen(dest) - 1] != '/')
strcat (dest, "/");
if (filename == NULL)
{
if ((filename = getenv ("XENVIRONMENT")) == NULL)
filename = ".Xdefaults";
}
else if (*filename != '.')
strcat (dest, ".");
strcat (dest, filename);
} else
{
dest[0] = '\0';
}
return dest;
}
static char *GetResourcePath(char *buf, const char *name, bool create = FALSE)
{
if (create && wxFileExists (name) ) {
strcpy(buf, name);
return buf; // Exists so ...
}
if (*name == '/')
strcpy(buf, name);
else {
// Put in standard place for resource files if not absolute
strcpy (buf, DEFAULT_XRESOURCE_DIR);
strcat (buf, "/");
strcat (buf, wxFileNameFromPath (name).c_str());
}
if (create) {
// Touch the file to create it
FILE *fd = fopen (buf, "w");
if (fd) fclose (fd);
}
return buf;
}
/*
* We have a cache for writing different resource files,
* which will only get flushed when we call wxFlushResources().
* Build up a list of resource databases waiting to be written.
*
*/
wxList wxResourceCache (wxKEY_STRING);
void
wxFlushResources (void)
{
char nameBuffer[512];
wxNode *node = wxResourceCache.First ();
while (node)
{
const char *file = node->GetKeyString();
// If file doesn't exist, create it first.
(void)GetResourcePath(nameBuffer, file, TRUE);
XrmDatabase database = (XrmDatabase) node->Data ();
XrmPutFileDatabase (database, nameBuffer);
XrmDestroyDatabase (database);
wxNode *next = node->Next ();
delete node;
node = next;
}
}
static XrmDatabase wxResourceDatabase = 0;
void wxXMergeDatabases (wxApp * theApp, Display * display);
bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
{
char buffer[500];
(void) GetIniFile (buffer, file);
XrmDatabase database;
wxNode *node = wxResourceCache.Find (buffer);
if (node)
database = (XrmDatabase) node->Data ();
else
{
database = XrmGetFileDatabase (buffer);
wxResourceCache.Append (buffer, (wxObject *) database);
}
char resName[300];
strcpy (resName, section.c_str());
strcat (resName, ".");
strcat (resName, entry.c_str());
XrmPutStringResource (&database, resName, value);
return TRUE;
}
bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
{
char buf[50];
sprintf(buf, "%.4f", value);
return wxWriteResource(section, entry, buf, file);
}
bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
{
char buf[50];
sprintf(buf, "%ld", value);
return wxWriteResource(section, entry, buf, file);
}
bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
{
char buf[50];
sprintf(buf, "%d", value);
return wxWriteResource(section, entry, buf, file);
}
bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
{
if (!wxResourceDatabase)
{
Display *display = (Display*) wxGetDisplay();
wxXMergeDatabases (wxTheApp, display);
}
XrmDatabase database;
if (file != "")
{
char buffer[500];
// Is this right? Trying to get it to look in the user's
// home directory instead of current directory -- JACS
(void) GetIniFile (buffer, file);
wxNode *node = wxResourceCache.Find (buffer);
if (node)
database = (XrmDatabase) node->Data ();
else
{
database = XrmGetFileDatabase (buffer);
wxResourceCache.Append (buffer, (wxObject *) database);
}
}
else
database = wxResourceDatabase;
XrmValue xvalue;
char *str_type[20];
char buf[150];
strcpy (buf, section);
strcat (buf, ".");
strcat (buf, entry);
Bool success = XrmGetResource (database, buf, "*", str_type,
&xvalue);
// Try different combinations of upper/lower case, just in case...
if (!success)
{
buf[0] = (isupper (buf[0]) ? tolower (buf[0]) : toupper (buf[0]));
success = XrmGetResource (database, buf, "*", str_type,
&xvalue);
}
if (success)
{
if (*value)
delete[] *value;
*value = new char[xvalue.size + 1];
strncpy (*value, xvalue.addr, (int) xvalue.size);
return TRUE;
}
return FALSE;
}
bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
{
char *s = NULL;
bool succ = wxGetResource(section, entry, (char **)&s, file);
if (succ)
{
*value = (float)strtod(s, NULL);
delete[] s;
return TRUE;
}
else return FALSE;
}
bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
{
char *s = NULL;
bool succ = wxGetResource(section, entry, (char **)&s, file);
if (succ)
{
*value = strtol(s, NULL, 10);
delete[] s;
return TRUE;
}
else return FALSE;
}
bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
{
char *s = NULL;
bool succ = wxGetResource(section, entry, (char **)&s, file);
if (succ)
{
// Handle True, False here
// True, Yes, Enables, Set or Activated
if (*s == 'T' || *s == 'Y' || *s == 'E' || *s == 'S' || *s == 'A')
*value = TRUE;
// False, No, Disabled, Reset, Cleared, Deactivated
else if (*s == 'F' || *s == 'N' || *s == 'D' || *s == 'R' || *s == 'C')
*value = FALSE;
// Handle as Integer
else
*value = (int) strtol (s, NULL, 10);
delete[] s;
return TRUE;
}
else
return FALSE;
}
void wxXMergeDatabases (wxApp * theApp, Display * display)
{
XrmDatabase homeDB, serverDB, applicationDB;
char filenamebuf[1024];
char *filename = &filenamebuf[0];
char *environment;
wxString classname = theApp->GetClassName();
char name[256];
(void) strcpy (name, "/usr/lib/X11/app-defaults/");
(void) strcat (name, classname.c_str());
/* Get application defaults file, if any */
applicationDB = XrmGetFileDatabase (name);
(void) XrmMergeDatabases (applicationDB, &wxResourceDatabase);
/* Merge server defaults, created by xrdb, loaded as a property of the root
* window when the server initializes and loaded into the display
* structure on XOpenDisplay;
* if not defined, use .Xdefaults
*/
if (XResourceManagerString (display) != NULL)
{
serverDB = XrmGetStringDatabase (XResourceManagerString (display));
}
else
{
(void) GetIniFile (filename, NULL);
serverDB = XrmGetFileDatabase (filename);
}
XrmMergeDatabases (serverDB, &wxResourceDatabase);
/* Open XENVIRONMENT file, or if not defined, the .Xdefaults,
* and merge into existing database
*/
if ((environment = getenv ("XENVIRONMENT")) == NULL)
{
size_t len;
environment = GetIniFile (filename, NULL);
len = strlen (environment);
wxString hostname = wxGetHostName();
if ( !!hostname )
strncat(environment, hostname, 1024 - len);
}
homeDB = XrmGetFileDatabase (environment);
XrmMergeDatabases (homeDB, &wxResourceDatabase);
}
#if 0
/*
* Not yet used but may be useful.
*
*/
void
wxSetDefaultResources (const Widget w, const char **resourceSpec, const char *name)
{
int i;
Display *dpy = XtDisplay (w); // Retrieve the display pointer
XrmDatabase rdb = NULL; // A resource data base
// Create an empty resource database
rdb = XrmGetStringDatabase ("");
// Add the Component resources, prepending the name of the component
i = 0;
while (resourceSpec[i] != NULL)
{
char buf[1000];
sprintf (buf, "*%s%s", name, resourceSpec[i++]);
XrmPutLineResource (&rdb, buf);
}
// Merge them into the Xt database, with lowest precendence
if (rdb)
{
#if (XlibSpecificationRelease>=5)
XrmDatabase db = XtDatabase (dpy);
XrmCombineDatabase (rdb, &db, FALSE);
#else
XrmMergeDatabases (dpy->db, &rdb);
dpy->db = rdb;
#endif
}
}
#endif
// 0
#endif // wxUSE_RESOURCES
// ----------------------------------------------------------------------------
// display info
// ----------------------------------------------------------------------------
void wxGetMousePosition( int* x, int* y )
{
#if wxUSE_NANOX
// TODO
*x = 0;
*y = 0;
#else
XMotionEvent xev;
Window root, child;
XQueryPointer((Display*) wxGetDisplay(),
DefaultRootWindow((Display*) wxGetDisplay()),
&root, &child,
&(xev.x_root), &(xev.y_root),
&(xev.x), &(xev.y),
&(xev.state));
*x = xev.x_root;
*y = xev.y_root;
#endif
};
// Return TRUE if we have a colour display
bool wxColourDisplay()
{
return wxDisplayDepth() > 1;
}
// Returns depth of screen
int wxDisplayDepth()
{
Display *dpy = (Display*) wxGetDisplay();
return DefaultDepth (dpy, DefaultScreen (dpy));
}
// Get size of display
void wxDisplaySize(int *width, int *height)
{
Display *dpy = (Display*) wxGetDisplay();
if ( width )
*width = DisplayWidth (dpy, DefaultScreen (dpy));
if ( height )
*height = DisplayHeight (dpy, DefaultScreen (dpy));
}
void wxDisplaySizeMM(int *width, int *height)
{
Display *dpy = (Display*) wxGetDisplay();
if ( width )
*width = DisplayWidthMM(dpy, DefaultScreen (dpy));
if ( height )
*height = DisplayHeightMM(dpy, DefaultScreen (dpy));
}
void wxClientDisplayRect(int *x, int *y, int *width, int *height)
{
// This is supposed to return desktop dimensions minus any window
// manager panels, menus, taskbars, etc. If there is a way to do that
// for this platform please fix this function, otherwise it defaults
// to the entire desktop.
if (x) *x = 0;
if (y) *y = 0;
wxDisplaySize(width, height);
}
// Configurable display in wxX11 and wxMotif
static WXDisplay *gs_currentDisplay = NULL;
static wxString gs_displayName;
WXDisplay *wxGetDisplay()
{
if (gs_currentDisplay)
return gs_currentDisplay;
if (wxTheApp && wxTheApp->GetTopLevelWidget())
return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
else if (wxTheApp)
return wxTheApp->GetInitialDisplay();
return NULL;
}
bool wxSetDisplay(const wxString& display_name)
{
gs_displayName = display_name;
if ( display_name.IsEmpty() )
{
gs_currentDisplay = NULL;
return TRUE;
}
else
{
Cardinal argc = 0;
Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
display_name.c_str(),
wxTheApp->GetAppName().c_str(),
wxTheApp->GetClassName().c_str(),
NULL,
#if XtSpecificationRelease < 5
0, &argc,
#else
0, (int *)&argc,
#endif
NULL);
if (display)
{
gs_currentDisplay = (WXDisplay*) display;
return TRUE;
}
else
return FALSE;
}
}
wxString wxGetDisplayName()
{
return gs_displayName;
}
wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
{
return wxGenericFindWindowAtPoint(pt);
}
// ----------------------------------------------------------------------------
// keycode translations
// ----------------------------------------------------------------------------
#include <X11/keysym.h>
// FIXME what about tables??
int wxCharCodeXToWX(KeySym keySym)
{
int id;
switch (keySym)
{
case XK_Shift_L:
case XK_Shift_R:
id = WXK_SHIFT; break;
case XK_Control_L:
case XK_Control_R:
id = WXK_CONTROL; break;
case XK_BackSpace:
id = WXK_BACK; break;
case XK_Delete:
id = WXK_DELETE; break;
case XK_Clear:
id = WXK_CLEAR; break;
case XK_Tab:
id = WXK_TAB; break;
case XK_numbersign:
id = '#'; break;
case XK_Return:
id = WXK_RETURN; break;
case XK_Escape:
id = WXK_ESCAPE; break;
case XK_Pause:
case XK_Break:
id = WXK_PAUSE; break;
case XK_Num_Lock:
id = WXK_NUMLOCK; break;
case XK_Scroll_Lock:
id = WXK_SCROLL; break;
case XK_Home:
id = WXK_HOME; break;
case XK_End:
id = WXK_END; break;
case XK_Left:
id = WXK_LEFT; break;
case XK_Right:
id = WXK_RIGHT; break;
case XK_Up:
id = WXK_UP; break;
case XK_Down:
id = WXK_DOWN; break;
case XK_Next:
id = WXK_NEXT; break;
case XK_Prior:
id = WXK_PRIOR; break;
case XK_Menu:
id = WXK_MENU; break;
case XK_Select:
id = WXK_SELECT; break;
case XK_Cancel:
id = WXK_CANCEL; break;
case XK_Print:
id = WXK_PRINT; break;
case XK_Execute:
id = WXK_EXECUTE; break;
case XK_Insert:
id = WXK_INSERT; break;
case XK_Help:
id = WXK_HELP; break;
case XK_KP_Multiply:
id = WXK_MULTIPLY; break;
case XK_KP_Add:
id = WXK_ADD; break;
case XK_KP_Subtract:
id = WXK_SUBTRACT; break;
case XK_KP_Divide:
id = WXK_DIVIDE; break;
case XK_KP_Decimal:
id = WXK_DECIMAL; break;
case XK_KP_Equal:
id = '='; break;
case XK_KP_Space:
id = ' '; break;
case XK_KP_Tab:
id = WXK_TAB; break;
case XK_KP_Enter:
id = WXK_RETURN; break;
case XK_KP_0:
id = WXK_NUMPAD0; break;
case XK_KP_1:
id = WXK_NUMPAD1; break;
case XK_KP_2:
id = WXK_NUMPAD2; break;
case XK_KP_3:
id = WXK_NUMPAD3; break;
case XK_KP_4:
id = WXK_NUMPAD4; break;
case XK_KP_5:
id = WXK_NUMPAD5; break;
case XK_KP_6:
id = WXK_NUMPAD6; break;
case XK_KP_7:
id = WXK_NUMPAD7; break;
case XK_KP_8:
id = WXK_NUMPAD8; break;
case XK_KP_9:
id = WXK_NUMPAD9; break;
case XK_F1:
id = WXK_F1; break;
case XK_F2:
id = WXK_F2; break;
case XK_F3:
id = WXK_F3; break;
case XK_F4:
id = WXK_F4; break;
case XK_F5:
id = WXK_F5; break;
case XK_F6:
id = WXK_F6; break;
case XK_F7:
id = WXK_F7; break;
case XK_F8:
id = WXK_F8; break;
case XK_F9:
id = WXK_F9; break;
case XK_F10:
id = WXK_F10; break;
case XK_F11:
id = WXK_F11; break;
case XK_F12:
id = WXK_F12; break;
case XK_F13:
id = WXK_F13; break;
case XK_F14:
id = WXK_F14; break;
case XK_F15:
id = WXK_F15; break;
case XK_F16:
id = WXK_F16; break;
case XK_F17:
id = WXK_F17; break;
case XK_F18:
id = WXK_F18; break;
case XK_F19:
id = WXK_F19; break;
case XK_F20:
id = WXK_F20; break;
case XK_F21:
id = WXK_F21; break;
case XK_F22:
id = WXK_F22; break;
case XK_F23:
id = WXK_F23; break;
case XK_F24:
id = WXK_F24; break;
default:
id = (keySym <= 255) ? (int)keySym : -1;
}
return id;
}
KeySym wxCharCodeWXToX(int id)
{
KeySym keySym;
switch (id)
{
case WXK_CANCEL: keySym = XK_Cancel; break;
case WXK_BACK: keySym = XK_BackSpace; break;
case WXK_TAB: keySym = XK_Tab; break;
case WXK_CLEAR: keySym = XK_Clear; break;
case WXK_RETURN: keySym = XK_Return; break;
case WXK_SHIFT: keySym = XK_Shift_L; break;
case WXK_CONTROL: keySym = XK_Control_L; break;
case WXK_MENU : keySym = XK_Menu; break;
case WXK_PAUSE: keySym = XK_Pause; break;
case WXK_ESCAPE: keySym = XK_Escape; break;
case WXK_SPACE: keySym = ' '; break;
case WXK_PRIOR: keySym = XK_Prior; break;
case WXK_NEXT : keySym = XK_Next; break;
case WXK_END: keySym = XK_End; break;
case WXK_HOME : keySym = XK_Home; break;
case WXK_LEFT : keySym = XK_Left; break;
case WXK_UP: keySym = XK_Up; break;
case WXK_RIGHT: keySym = XK_Right; break;
case WXK_DOWN : keySym = XK_Down; break;
case WXK_SELECT: keySym = XK_Select; break;
case WXK_PRINT: keySym = XK_Print; break;
case WXK_EXECUTE: keySym = XK_Execute; break;
case WXK_INSERT: keySym = XK_Insert; break;
case WXK_DELETE: keySym = XK_Delete; break;
case WXK_HELP : keySym = XK_Help; break;
case WXK_NUMPAD0: keySym = XK_KP_0; break;
case WXK_NUMPAD1: keySym = XK_KP_1; break;
case WXK_NUMPAD2: keySym = XK_KP_2; break;
case WXK_NUMPAD3: keySym = XK_KP_3; break;
case WXK_NUMPAD4: keySym = XK_KP_4; break;
case WXK_NUMPAD5: keySym = XK_KP_5; break;
case WXK_NUMPAD6: keySym = XK_KP_6; break;
case WXK_NUMPAD7: keySym = XK_KP_7; break;
case WXK_NUMPAD8: keySym = XK_KP_8; break;
case WXK_NUMPAD9: keySym = XK_KP_9; break;
case WXK_MULTIPLY: keySym = XK_KP_Multiply; break;
case WXK_ADD: keySym = XK_KP_Add; break;
case WXK_SUBTRACT: keySym = XK_KP_Subtract; break;
case WXK_DECIMAL: keySym = XK_KP_Decimal; break;
case WXK_DIVIDE: keySym = XK_KP_Divide; break;
case WXK_F1: keySym = XK_F1; break;
case WXK_F2: keySym = XK_F2; break;
case WXK_F3: keySym = XK_F3; break;
case WXK_F4: keySym = XK_F4; break;
case WXK_F5: keySym = XK_F5; break;
case WXK_F6: keySym = XK_F6; break;
case WXK_F7: keySym = XK_F7; break;
case WXK_F8: keySym = XK_F8; break;
case WXK_F9: keySym = XK_F9; break;
case WXK_F10: keySym = XK_F10; break;
case WXK_F11: keySym = XK_F11; break;
case WXK_F12: keySym = XK_F12; break;
case WXK_F13: keySym = XK_F13; break;
case WXK_F14: keySym = XK_F14; break;
case WXK_F15: keySym = XK_F15; break;
case WXK_F16: keySym = XK_F16; break;
case WXK_F17: keySym = XK_F17; break;
case WXK_F18: keySym = XK_F18; break;
case WXK_F19: keySym = XK_F19; break;
case WXK_F20: keySym = XK_F20; break;
case WXK_F21: keySym = XK_F21; break;
case WXK_F22: keySym = XK_F22; break;
case WXK_F23: keySym = XK_F23; break;
case WXK_F24: keySym = XK_F24; break;
case WXK_NUMLOCK: keySym = XK_Num_Lock; break;
case WXK_SCROLL: keySym = XK_Scroll_Lock; break;
default: keySym = id <= 255 ? (KeySym)id : 0;
}
return keySym;
}
// ----------------------------------------------------------------------------
// Some colour manipulation routines
// ----------------------------------------------------------------------------
void wxHSVToXColor(wxHSV *hsv,XColor *rgb)
{
int h = hsv->h;
int s = hsv->s;
int v = hsv->v;
int r = 0, g = 0, b = 0;
int i, f;
int p, q, t;
s = (s * wxMAX_RGB) / wxMAX_SV;
v = (v * wxMAX_RGB) / wxMAX_SV;
if (h == 360) h = 0;
if (s == 0) { h = 0; r = g = b = v; }
i = h / 60;
f = h % 60;
p = v * (wxMAX_RGB - s) / wxMAX_RGB;
q = v * (wxMAX_RGB - s * f / 60) / wxMAX_RGB;
t = v * (wxMAX_RGB - s * (60 - f) / 60) / wxMAX_RGB;
switch (i)
{
case 0: r = v, g = t, b = p; break;
case 1: r = q, g = v, b = p; break;
case 2: r = p, g = v, b = t; break;
case 3: r = p, g = q, b = v; break;
case 4: r = t, g = p, b = v; break;
case 5: r = v, g = p, b = q; break;
}
rgb->red = r << 8;
rgb->green = g << 8;
rgb->blue = b << 8;
}
void wxXColorToHSV(wxHSV *hsv,XColor *rgb)
{
int r = rgb->red >> 8;
int g = rgb->green >> 8;
int b = rgb->blue >> 8;
int maxv = wxMax3(r, g, b);
int minv = wxMin3(r, g, b);
int h = 0, s, v;
v = maxv;
if (maxv) s = (maxv - minv) * wxMAX_RGB / maxv;
else s = 0;
if (s == 0) h = 0;
else
{
int rc, gc, bc, hex = 0;
rc = (maxv - r) * wxMAX_RGB / (maxv - minv);
gc = (maxv - g) * wxMAX_RGB / (maxv - minv);
bc = (maxv - b) * wxMAX_RGB / (maxv - minv);
if (r == maxv) { h = bc - gc, hex = 0; }
else if (g == maxv) { h = rc - bc, hex = 2; }
else if (b == maxv) { h = gc - rc, hex = 4; }
h = hex * 60 + (h * 60 / wxMAX_RGB);
if (h < 0) h += 360;
}
hsv->h = h;
hsv->s = (s * wxMAX_SV) / wxMAX_RGB;
hsv->v = (v * wxMAX_SV) / wxMAX_RGB;
}
void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc)
{
#if !wxUSE_NANOX
int llp;
int screen = DefaultScreen(d);
int num_colors = DisplayCells(d,screen);
XColor *color_defs = new XColor[num_colors];
for(llp = 0;llp < num_colors;llp++) color_defs[llp].pixel = llp;
XQueryColors(d,cmp,color_defs,num_colors);
wxHSV hsv_defs, hsv;
wxXColorToHSV(&hsv,xc);
int diff, min_diff = 0, pixel = 0;
for(llp = 0;llp < num_colors;llp++)
{
wxXColorToHSV(&hsv_defs,&color_defs[llp]);
diff = wxSIGN(wxH_WEIGHT * (hsv.h - hsv_defs.h)) +
wxSIGN(wxS_WEIGHT * (hsv.s - hsv_defs.s)) +
wxSIGN(wxV_WEIGHT * (hsv.v - hsv_defs.v));
if (llp == 0) min_diff = diff;
if (min_diff > diff) { min_diff = diff; pixel = llp; }
if (min_diff == 0) break;
}
xc -> red = color_defs[pixel].red;
xc -> green = color_defs[pixel].green;
xc -> blue = color_defs[pixel].blue;
xc -> flags = DoRed | DoGreen | DoBlue;
/* FIXME, TODO
if (!XAllocColor(d,cmp,xc))
cout << "wxAllocNearestColor : Warning : Cannot find nearest color !\n";
*/
delete[] color_defs;
#endif
}
void wxAllocColor(Display *d,Colormap cmp,XColor *xc)
{
if (!XAllocColor(d,cmp,xc))
{
// cout << "wxAllocColor : Warning : Can not allocate color, attempt find nearest !\n";
wxAllocNearestColor(d,cmp,xc);
}
}
#ifdef __WXDEBUG__
wxString wxGetXEventName(XEvent& event)
{
#if wxUSE_NANOX
wxString str(wxT("(some event)"));
return str;
#else
int type = event.xany.type;
static char* event_name[] = {
"", "unknown(-)", // 0-1
"KeyPress", "KeyRelease", "ButtonPress", "ButtonRelease", // 2-5
"MotionNotify", "EnterNotify", "LeaveNotify", "FocusIn", // 6-9
"FocusOut", "KeymapNotify", "Expose", "GraphicsExpose", // 10-13
"NoExpose", "VisibilityNotify", "CreateNotify", // 14-16
"DestroyNotify", "UnmapNotify", "MapNotify", "MapRequest",// 17-20
"ReparentNotify", "ConfigureNotify", "ConfigureRequest", // 21-23
"GravityNotify", "ResizeRequest", "CirculateNotify", // 24-26
"CirculateRequest", "PropertyNotify", "SelectionClear", // 27-29
"SelectionRequest", "SelectionNotify", "ColormapNotify", // 30-32
"ClientMessage", "MappingNotify", // 33-34
"unknown(+)"}; // 35
type = wxMin(35, type); type = wxMax(1, type);
wxString str(event_name[type]);
return str;
#endif
}
#endif
// ----------------------------------------------------------------------------
// accelerators
// ----------------------------------------------------------------------------
// Find the letter corresponding to the mnemonic, for Motif
char wxFindMnemonic (const char *s)
{
char mnem = 0;
int len = strlen (s);
int i;
for (i = 0; i < len; i++)
{
if (s[i] == '&')
{
// Carefully handle &&
if ((i + 1) <= len && s[i + 1] == '&')
i++;
else
{
mnem = s[i + 1];
break;
}
}
}
return mnem;
}
char * wxFindAccelerator (const char *s)
{
// VZ: this function returns incorrect keysym which completely breaks kbd
// handling
return NULL;
#if 0
// The accelerator text is after the \t char.
while (*s && *s != '\t')
s++;
if (*s == '\0')
return (NULL);
s++;
/*
Now we need to format it as X standard:
input output
F7 --> <Key>F7
Ctrl+N --> Ctrl<Key>N
Alt+k --> Meta<Key>k
Ctrl+Shift+A --> Ctrl Shift<Key>A
*/
static char buf[256];
buf[0] = '\0';
char *tmp = copystring (s);
s = tmp;
char *p = tmp;
while (1)
{
while (*p && *p != '+')
p++;
if (*p)
{
*p = '\0';
if (buf[0])
strcat (buf, " ");
if (strcmp (s, "Alt"))
strcat (buf, s);
else
strcat (buf, "Meta");
s = p++;
}
else
{
strcat (buf, "<Key>");
strcat (buf, s);
break;
}
}
delete[]tmp;
return buf;
#endif
}
XmString wxFindAcceleratorText (const char *s)
{
// VZ: this function returns incorrect keysym which completely breaks kbd
// handling
return NULL;
#if 0
// The accelerator text is after the \t char.
while (*s && *s != '\t')
s++;
if (*s == '\0')
return (NULL);
s++;
XmString text = XmStringCreateSimple ((char *)s);
return text;
#endif
}
// Change a widget's foreground and background colours.
void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour)
{
// When should we specify the foreground, if it's calculated
// by wxComputeColours?
// Solution: say we start with the default (computed) foreground colour.
// If we call SetForegroundColour explicitly for a control or window,
// then the foreground is changed.
// Therefore SetBackgroundColour computes the foreground colour, and
// SetForegroundColour changes the foreground colour. The ordering is
// important.
XtVaSetValues ((Widget) widget,
XmNforeground, foregroundColour.AllocColour(XtDisplay((Widget) widget)),
NULL);
}
void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour)
{
wxComputeColours (XtDisplay((Widget) widget), & backgroundColour,
(wxColour*) NULL);
XtVaSetValues ((Widget) widget,
XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
NULL);
if (changeArmColour)
XtVaSetValues ((Widget) widget,
XmNarmColor, g_itemColors[wxSELE_INDEX].pixel,
NULL);
}
extern void wxDoChangeFont(WXWidget widget, wxFont& font)
{
// Lesstif 0.87 hangs here, but 0.93 does not
#if !wxCHECK_LESSTIF() || wxCHECK_LESSTIF_VERSION( 0, 93 )
Widget w = (Widget)widget;
XtVaSetValues( w,
wxFont::GetFontTag(), font.GetFontType( XtDisplay(w) ),
NULL );
#endif
}
bool wxWindowIsVisible(Window win)
{
XWindowAttributes wa;
XGetWindowAttributes(wxGlobalDisplay(), win, &wa);
return (wa.map_state == IsViewable);
}
wxString wxXmStringToString( const XmString& xmString )
{
char *txt;
if( XmStringGetLtoR( xmString, XmSTRING_DEFAULT_CHARSET, &txt ) )
{
wxString str(txt);
XtFree (txt);
return str;
}
return wxEmptyString;
}
XmString wxStringToXmString( const wxString& str )
{
return XmStringCreateLtoR((char *)str.c_str(), XmSTRING_DEFAULT_CHARSET);
}
XmString wxStringToXmString( const char* str )
{
return XmStringCreateLtoR((char *)str, XmSTRING_DEFAULT_CHARSET);
}
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