// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-// Note: this is done in utilscmn.cpp now.
-// #pragma implementation
-// #pragma implementation "utils.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
#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 <stdio.h>
-#include <stdlib.h>
-#include <string.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 <netdb.h>
+#include <signal.h>
+
+#if (defined(__SUNCC__) || defined(__CLCC__))
+ #include <sysent.h>
+#endif
#include <Xm/Xm.h>
+#include "wx/unix/execute.h"
+
#include "wx/motif/private.h"
-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
-{
- // TODO
- return FALSE;
-}
+// ----------------------------------------------------------------------------
+// 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
+
+static char *GetIniFile (char *dest, const char *filename);
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// async event processing
+// ----------------------------------------------------------------------------
-// Get user ID e.g. jacs
-bool wxGetUserId(char *buf, int maxSize)
+// Consume all events until no more left
+void wxFlushEvents()
{
- // TODO
- return FALSE;
+ 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);
+ }
}
-// Get user name e.g. Julian Smart
-bool wxGetUserName(char *buf, int maxSize)
+// Check whether this window wants to process messages, e.g. Stop button
+// in long calculations.
+bool wxCheckForInterrupt(wxWindow *wnd)
{
- // TODO
- return FALSE;
+ 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;
}
-int wxKill(long pid, int sig)
+// ----------------------------------------------------------------------------
+// wxExecute stuff
+// ----------------------------------------------------------------------------
+
+static void xt_notify_end_process(XtPointer data, int *fid,
+ XtInputId *id)
{
- // TODO
- return 0;
+ wxEndProcessData *proc_data = (wxEndProcessData *)data;
+
+ wxHandleProcessTermination(proc_data);
+
+ // VZ: I think they should be the same...
+ wxASSERT( (int)*id == proc_data->tag );
+
+ XtRemoveInput(*id);
}
-//
-// Execute a program in an Interactive Shell
-//
-bool wxShell(const wxString& command)
+int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
{
- // TODO
- return FALSE;
+ XtInputId id = XtAppAddInput((XtAppContext) wxTheApp->GetAppContext(),
+ fd,
+ (XtPointer *) XtInputReadMask,
+ (XtInputCallbackProc) xt_notify_end_process,
+ (XtPointer) proc_data);
+
+ return (int)id;
}
-// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
-long wxGetFreeMemory()
+// ----------------------------------------------------------------------------
+// misc
+// ----------------------------------------------------------------------------
+
+// Emit a beeeeeep
+void wxBell()
{
- // TODO
- return 0;
+ // Use current setting for the bell
+ XBell ((Display*) wxGetDisplay(), 0);
}
-void wxSleep(int nSecs)
+int wxGetOsVersion(int *majorVsn, int *minorVsn)
{
- // TODO
+ // 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;
}
-// Consume all events until no more left
-void wxFlushEvents()
+// ----------------------------------------------------------------------------
+// Reading and writing resources (eg WIN.INI, .Xdefaults)
+// ----------------------------------------------------------------------------
+
+// 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;
}
-// Output a debug message, in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+#if wxUSE_RESOURCES
+
+static char *GetResourcePath(char *buf, const char *name, bool create = FALSE)
{
- va_list ap;
- static char buffer[512];
+ if (create && wxFileExists (name) ) {
+ strcpy(buf, name);
+ return buf; // Exists so ...
+ }
- if (!wxTheApp->GetWantDebugOutput())
- return ;
+ 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, (const char*) wxFileNameFromPath (name));
+ }
- va_start(ap, fmt);
+ if (create) {
+ // Touch the file to create it
+ FILE *fd = fopen (buf, "w");
+ if (fd) fclose (fd);
+ }
+ return buf;
+}
- // wvsprintf(buffer,fmt,ap) ;
- // TODO: output buffer
+/*
+* 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.
+*
+*/
- va_end(ap);
-}
+wxList wxResourceCache (wxKEY_STRING);
-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(const wxString& msg, const wxString& title)
+void
+wxFlushResources (void)
{
- // TODO
- wxExit();
-}
+ char nameBuffer[512];
-// Fatal error: pop up message box and abort
-void wxFatalError(const wxString& msg, const wxString& title)
-{
- // TODO
-}
+ wxNode *node = wxResourceCache.First ();
+ while (node)
+ {
+ const char *file = node->GetKeyString();
+ // If file doesn't exist, create it first.
+ (void)GetResourcePath(nameBuffer, file, TRUE);
-// Emit a beeeeeep
-void wxBell()
-{
- // TODO
+ XrmDatabase database = (XrmDatabase) node->Data ();
+ XrmPutFileDatabase (database, nameBuffer);
+ XrmDestroyDatabase (database);
+ wxNode *next = node->Next ();
+ delete node;
+ node = next;
+ }
}
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
- // TODO
- return 0;
-}
+static XrmDatabase wxResourceDatabase = 0;
+
+void wxXMergeDatabases (wxApp * theApp, Display * display);
-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if USE_RESOURCES
bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
{
- // TODO
- return FALSE;
+ 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, (const char*) section);
+ strcat (resName, ".");
+ strcat (resName, (const char*) entry);
+
+ 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);
+ 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);
+ 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);
+ 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)
{
- // TODO
+ 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;
+ 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;
+ 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)
- {
- *value = (int)strtol(s, NULL, 10);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
+ 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, (const char*) classname);
+
+ /* 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);
}
-#endif // USE_RESOURCES
+
+#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
+
+// ----------------------------------------------------------------------------
+// busy cursor stuff
+// ----------------------------------------------------------------------------
static int wxBusyCursorCount = 0;
+// Helper function
+static void
+wxXSetBusyCursor (wxWindow * win, wxCursor * cursor)
+{
+ Display *display = (Display*) win->GetXDisplay();
+
+ Window xwin = (Window) win->GetXWindow();
+ if (!xwin)
+ return;
+
+ XSetWindowAttributes attrs;
+
+ if (cursor)
+ {
+ attrs.cursor = (Cursor) cursor->GetXCursor(display);
+ }
+ else
+ {
+ // Restore old cursor
+ if (win->GetCursor().Ok())
+ attrs.cursor = (Cursor) win->GetCursor().GetXCursor(display);
+ else
+ attrs.cursor = None;
+ }
+ if (xwin)
+ XChangeWindowAttributes (display, xwin, CWCursor, &attrs);
+
+ XFlush (display);
+
+ for(wxNode *node = win->GetChildren().First (); node; node = node->Next())
+ {
+ wxWindow *child = (wxWindow *) node->Data ();
+ wxXSetBusyCursor (child, cursor);
+ }
+}
+
// Set the cursor to the busy cursor for all windows
void wxBeginBusyCursor(wxCursor *cursor)
{
- wxBusyCursorCount ++;
- if (wxBusyCursorCount == 1)
- {
- // TODO
- }
- else
- {
- // TODO
- }
+ wxBusyCursorCount++;
+ if (wxBusyCursorCount == 1)
+ {
+ for(wxNode *node = wxTopLevelWindows.First (); node; node = node->Next())
+ {
+ wxWindow *win = (wxWindow *) node->Data ();
+ wxXSetBusyCursor (win, cursor);
+ }
+ }
}
// Restore cursor to normal
void wxEndBusyCursor()
{
- if (wxBusyCursorCount == 0)
- return;
-
- wxBusyCursorCount --;
- if (wxBusyCursorCount == 0)
- {
- // TODO
- }
+ if (wxBusyCursorCount == 0)
+ return;
+
+ wxBusyCursorCount--;
+ if (wxBusyCursorCount == 0)
+ {
+ for(wxNode *node = wxTopLevelWindows.First (); node; node = node->Next())
+ {
+ wxWindow *win = (wxWindow *) node->Data ();
+ wxXSetBusyCursor (win, NULL);
+ }
+ }
}
// TRUE if we're between the above two calls
bool wxIsBusy()
{
- return (wxBusyCursorCount > 0);
-}
-
-char *wxGetUserHome (const wxString& user)
-{
- // TODO
- return NULL;
+ return (wxBusyCursorCount > 0);
}
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
- // TODO
- return FALSE;
-}
+// ----------------------------------------------------------------------------
+// display info
+// ----------------------------------------------------------------------------
void wxGetMousePosition( int* x, int* y )
{
- // TODO
+ 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;
};
// Return TRUE if we have a colour display
bool wxColourDisplay()
{
- // TODO
- return TRUE;
+ return wxDisplayDepth() > 1;
}
// Returns depth of screen
int wxDisplayDepth()
{
- // TODO
- return 0;
+ Display *dpy = (Display*) wxGetDisplay();
+
+ return DefaultDepth (dpy, DefaultScreen (dpy));
}
// Get size of display
void wxDisplaySize(int *width, int *height)
{
- // TODO
+ Display *dpy = (Display*) wxGetDisplay();
+
+ if ( width )
+ *width = DisplayWidth (dpy, DefaultScreen (dpy));
+ if ( height )
+ *height = DisplayHeight (dpy, DefaultScreen (dpy));
}
-/* Configurable display in Motif */
+// Configurable display in Motif
static WXDisplay *gs_currentDisplay = NULL;
static wxString gs_displayName;
WXDisplay *wxGetDisplay()
{
- if (gs_currentDisplay)
- return gs_currentDisplay;
+ if (gs_currentDisplay)
+ return gs_currentDisplay;
- return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+ if (wxTheApp && wxTheApp->GetTopLevelWidget())
+ return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+ else if (wxTheApp)
+ return wxTheApp->GetInitialDisplay();
+ else
+ return (WXDisplay*) NULL;
}
bool wxSetDisplay(const wxString& display_name)
{
- gs_displayName = display_name;
-
- if (display_name.IsNull() || display_name.IsEmpty())
- {
- gs_currentDisplay = NULL;
- return TRUE;
- }
- else
- {
- Cardinal argc = 0;
-
- Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
- (const char*) display_name,
- (const char*) wxTheApp->GetAppName(),
- (const char*) wxTheApp->GetClassName(),
- NULL,
-# if XtSpecificationRelease < 5
- 0, &argc, NULL);
-# else
- 0, (int *)&argc, NULL);
-# endif
-
- if (display)
- {
- gs_currentDisplay = (WXDisplay*) display;
- return TRUE;
- } else
- return FALSE;
- }
- return FALSE;
+ gs_displayName = display_name;
+
+ if ( !display_name )
+ {
+ gs_currentDisplay = NULL;
+
+ return TRUE;
+ }
+ else
+ {
+ Cardinal argc = 0;
+
+ Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(),
+ (const char*) display_name,
+ (const char*) wxTheApp->GetAppName(),
+ (const char*) wxTheApp->GetClassName(),
+ NULL,
+#if XtSpecificationRelease < 5
+ 0, &argc,
+#else
+ 0, (int *)&argc,
+#endif
+ NULL);
+
+ if (display)
+ {
+ gs_currentDisplay = (WXDisplay*) display;
+ return TRUE;
+ }
+ else
+ return FALSE;
+ }
+
+ return FALSE;
}
wxString wxGetDisplayName()
{
- return gs_displayName;
+ return gs_displayName;
}
+// ----------------------------------------------------------------------------
+// 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++)
+ 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;
- }
- }
+ if (s[i] == '&')
+ {
+ // Carefully handle &&
+ if ((i + 1) <= len && s[i + 1] == '&')
+ i++;
+ else
+ {
+ mnem = s[i + 1];
+ break;
+ }
+ }
}
- return mnem;
+ return mnem;
}
char * wxFindAccelerator (char *s)
{
-// The accelerator text is after the \t char.
- while (*s && *s != '\t')
+ // The accelerator text is after the \t char.
+ while (*s && *s != '\t')
+ s++;
+ if (*s == '\0')
+ return (NULL);
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
-
- */
-
- wxBuffer[0] = '\0';
- char *tmp = copystring (s);
- s = tmp;
- char *p = s;
-
- while (1)
- {
- while (*p && *p != '+')
- p++;
- if (*p)
- {
- *p = '\0';
- if (wxBuffer[0])
- strcat (wxBuffer, " ");
- if (strcmp (s, "Alt"))
- strcat (wxBuffer, s);
- else
- strcat (wxBuffer, "Meta");
- s = p + 1;
- p = s;
- }
- else
- {
- strcat (wxBuffer, "<Key>");
- strcat (wxBuffer, s);
- break;
- }
- }
- delete[]tmp;
- return wxBuffer;
+ /*
+ 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
+
+ */
+
+ wxBuffer[0] = '\0';
+ char *tmp = copystring (s);
+ s = tmp;
+ char *p = s;
+
+ while (1)
+ {
+ while (*p && *p != '+')
+ p++;
+ if (*p)
+ {
+ *p = '\0';
+ if (wxBuffer[0])
+ strcat (wxBuffer, " ");
+ if (strcmp (s, "Alt"))
+ strcat (wxBuffer, s);
+ else
+ strcat (wxBuffer, "Meta");
+ s = p + 1;
+ p = s;
+ }
+ else
+ {
+ strcat (wxBuffer, "<Key>");
+ strcat (wxBuffer, s);
+ break;
+ }
+ }
+ delete[]tmp;
+ return wxBuffer;
}
XmString wxFindAcceleratorText (char *s)
{
-// The accelerator text is after the \t char.
- while (*s && *s != '\t')
+ // The accelerator text is after the \t char.
+ while (*s && *s != '\t')
+ s++;
+ if (*s == '\0')
+ return (NULL);
s++;
- if (*s == '\0')
- return (NULL);
- s++;
- XmString text = XmStringCreateSimple (s);
- return text;
+ XmString text = XmStringCreateSimple (s);
+ return text;
}
+// ----------------------------------------------------------------------------
+// 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;
- } // switch
- return id;
+ 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;
- } // switch
- return keySym;
+ 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, g, b;
+ 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, 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;
+ 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)
+{
+ 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, 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;
+ if (!XAllocColor(d,cmp,xc))
+ cout << "wxAllocNearestColor : Warning : Cannot find nearest color !\n";
+
+ delete[] color_defs;
+}
+
+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);
+ }
+}
+
+
+// These functions duplicate those in wxWindow, but are needed
+// for use outside of wxWindow (e.g. wxMenu, wxMenuBar).
+
+// 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);
+}
+
projects / wxWidgets.git / blobdiff