/////////////////////////////////////////////////////////////////////////////
-// Name: utils.cpp
+// Name: src/motif/utils.cpp
// Purpose: Various utilities
// Author: Julian Smart
// Modified by:
// 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"
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __VMS
+#define XtDisplay XTDISPLAY
#endif
-#include "wx/setup.h"
#include "wx/utils.h"
+#include "wx/apptrait.h"
#include "wx/app.h"
+#include "wx/dcmemory.h"
+#include "wx/bitmap.h"
+#include "wx/evtloop.h"
-#include <ctype.h>
-
-#include <stdio.h>
-#include <stdlib.h>
#include <string.h>
-#include <stdarg.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 <Xm/Frame.h>
-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
-{
- // TODO
- return FALSE;
-}
+#include "wx/motif/private.h"
-// Get user ID e.g. jacs
-bool wxGetUserId(char *buf, int maxSize)
-{
- // TODO
- return FALSE;
-}
+#if wxUSE_RESOURCES
+#include "X11/Xresource.h"
+#endif
-// Get user name e.g. Julian Smart
-bool wxGetUserName(char *buf, int maxSize)
+#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(WXDisplay* wxdisplay)
{
- // TODO
- return FALSE;
+ Display *display = (Display*)wxdisplay;
+ wxEventLoop evtLoop;
+
+ XSync (display, False);
+
+ while (evtLoop.Pending())
+ {
+ XFlush (display);
+ evtLoop.Dispatch();
+ }
}
-int wxKill(long pid, int sig)
+// ----------------------------------------------------------------------------
+// wxExecute stuff
+// ----------------------------------------------------------------------------
+
+static void xt_notify_end_process(XtPointer data, int *WXUNUSED(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
+#ifndef __EMX__
+// on OS/2, we use the wxBell from wxBase library (src/os2/utils.cpp)
+void wxBell()
{
- // TODO
- return 0;
+ // Use current setting for the bell
+ XBell (wxGlobalDisplay(), 0);
}
+#endif
-void wxSleep(int nSecs)
+wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
{
- // TODO
+ static wxToolkitInfo info;
+
+ info.shortName = _T("motif");
+ info.name = _T("wxMotif");
+#ifdef __WXUNIVERSAL__
+ info.shortName << _T("univ");
+ info.name << _T("/wxUniversal");
+#endif
+ // FIXME TODO
+ // This code is WRONG!! Does NOT return the
+ // Motif version of the libs but the X protocol
+ // version!
+ Display *display = wxGlobalDisplay();
+ if (display)
+ {
+ info.versionMajor = ProtocolVersion (display);
+ info.versionMinor = ProtocolRevision (display);
+ }
+ info.os = wxMOTIF_X;
+ return info;
}
-// Consume all events until no more left
-void wxFlushEvents()
+// ----------------------------------------------------------------------------
+// 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;
}
-// Output a debug message, in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+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, wxFileNameFromPath (name).c_str());
+ }
- 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, 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);
+ 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
- return FALSE;
+ if (!wxResourceDatabase)
+ {
+ Display *display = wxGlobalDisplay();
+ wxXMergeDatabases (wxTheApp, display);
+ }
+
+ XrmDatabase database;
+
+ if (!file.empty())
+ {
+ 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;
-}
-#endif // USE_RESOURCES
-
-static int wxBusyCursorCount = 0;
-
-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(wxCursor *cursor)
-{
- wxBusyCursorCount ++;
- if (wxBusyCursorCount == 1)
- {
- // TODO
- }
- else
- {
- // TODO
- }
-}
-
-// Restore cursor to normal
-void wxEndBusyCursor()
-{
- if (wxBusyCursorCount == 0)
- return;
-
- wxBusyCursorCount --;
- if (wxBusyCursorCount == 0)
- {
- // TODO
- }
+ 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;
}
-// TRUE if we're between the above two calls
-bool wxIsBusy()
+void wxXMergeDatabases (wxApp * theApp, Display * display)
{
- return (wxBusyCursorCount > 0);
-}
+ XrmDatabase homeDB, serverDB, applicationDB;
+ char filenamebuf[1024];
-char *wxGetUserHome (const wxString& user)
-{
- // TODO
- return NULL;
+ 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.empty() )
+ strncat(environment, hostname, 1024 - len);
+ }
+ homeDB = XrmGetFileDatabase (environment);
+ XrmMergeDatabases (homeDB, &wxResourceDatabase);
}
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
+#if 0
+
+/*
+* Not yet used but may be useful.
+*
+*/
+void
+wxSetDefaultResources (const Widget w, const char **resourceSpec, const char *name)
{
- // TODO
- return FALSE;
+ 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(wxGlobalDisplay(),
+ DefaultRootWindow(wxGlobalDisplay()),
+ &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
+// 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 = wxGlobalDisplay();
+
+ return DefaultDepth (dpy, DefaultScreen (dpy));
}
// Get size of display
void wxDisplaySize(int *width, int *height)
{
- // TODO
+ Display *dpy = wxGlobalDisplay();
+
+ if ( width )
+ *width = DisplayWidth (dpy, DefaultScreen (dpy));
+ if ( height )
+ *height = DisplayHeight (dpy, DefaultScreen (dpy));
}
-/* Configurable display in Motif */
+void wxDisplaySizeMM(int *width, int *height)
+{
+ Display *dpy = wxGlobalDisplay();
+
+ 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;
-
- return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget());
+ if (gs_currentDisplay)
+ return gs_currentDisplay;
+ else if (wxTheApp)
+ return wxTheApp->GetInitialDisplay();
+ return 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
+ gs_displayName = display_name;
- if (display)
+ if ( display_name.empty() )
{
- gs_currentDisplay = (WXDisplay*) display;
- return TRUE;
- } else
- return FALSE;
- }
- return FALSE;
+ 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;
+ return gs_displayName;
+}
+
+wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
+{
+ return wxGenericFindWindowAtPoint(pt);
+}
+
+// ----------------------------------------------------------------------------
+// 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 = (unsigned short)(r << 8);
+ rgb->green = (unsigned short)(g << 8);
+ rgb->blue = (unsigned short)(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[] = {
+ wxMOTIF_STR(""), wxMOTIF_STR("unknown(-)"), // 0-1
+ wxMOTIF_STR("KeyPress"), wxMOTIF_STR("KeyRelease"), wxMOTIF_STR("ButtonPress"), wxMOTIF_STR("ButtonRelease"), // 2-5
+ wxMOTIF_STR("MotionNotify"), wxMOTIF_STR("EnterNotify"), wxMOTIF_STR("LeaveNotify"), wxMOTIF_STR("FocusIn"), // 6-9
+ wxMOTIF_STR("FocusOut"), wxMOTIF_STR("KeymapNotify"), wxMOTIF_STR("Expose"), wxMOTIF_STR("GraphicsExpose"), // 10-13
+ wxMOTIF_STR("NoExpose"), wxMOTIF_STR("VisibilityNotify"), wxMOTIF_STR("CreateNotify"), // 14-16
+ wxMOTIF_STR("DestroyNotify"), wxMOTIF_STR("UnmapNotify"), wxMOTIF_STR("MapNotify"), wxMOTIF_STR("MapRequest"),// 17-20
+ wxMOTIF_STR("ReparentNotify"), wxMOTIF_STR("ConfigureNotify"), wxMOTIF_STR("ConfigureRequest"), // 21-23
+ wxMOTIF_STR("GravityNotify"), wxMOTIF_STR("ResizeRequest"), wxMOTIF_STR("CirculateNotify"), // 24-26
+ wxMOTIF_STR("CirculateRequest"), wxMOTIF_STR("PropertyNotify"), wxMOTIF_STR("SelectionClear"), // 27-29
+ wxMOTIF_STR("SelectionRequest"), wxMOTIF_STR("SelectionNotify"), wxMOTIF_STR("ColormapNotify"), // 30-32
+ wxMOTIF_STR("ClientMessage"), wxMOTIF_STR("MappingNotify"), // 33-34
+ wxMOTIF_STR("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 )
+{
+#if 1
+ wxUnusedVar(s);
+ // VZ: this function returns incorrect keysym which completely breaks kbd
+ // handling
+ return NULL;
+#else
+ // The accelerator text is after the \t char.
+ s = strchr( s, '\t' );
+
+ if( !s ) return NULL;
+
+ /*
+ 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
+
+ and handle Ctrl-N & similia
+ */
+
+ static char buf[256];
+
+ buf[0] = '\0';
+ wxString tmp = s + 1; // skip TAB
+ size_t index = 0;
+
+ while( index < tmp.length() )
+ {
+ size_t plus = tmp.find( '+', index );
+ size_t minus = tmp.find( '-', index );
+
+ // neither '+' nor '-', add <Key>
+ if( plus == wxString::npos && minus == wxString::npos )
+ {
+ strcat( buf, "<Key>" );
+ strcat( buf, tmp.c_str() + index );
+
+ return buf;
+ }
+
+ // OK: npos is big and positive
+ size_t sep = wxMin( plus, minus );
+ wxString mod = tmp.substr( index, sep - index );
+
+ // Ctrl -> Ctrl
+ // Shift -> Shift
+ // Alt -> Meta
+ if( mod == "Alt" )
+ mod = "Meta";
+
+ if( buf[0] )
+ strcat( buf, " " );
+
+ strcat( buf, mod.c_str() );
+
+ index = sep + 1;
+ }
+
+ return NULL;
+#endif
+}
+
+XmString wxFindAcceleratorText (const char *s)
+{
+#if 1
+ wxUnusedVar(s);
+ // VZ: this function returns incorrect keysym which completely breaks kbd
+ // handling
+ return NULL;
+#else
+ // The accelerator text is after the \t char.
+ s = strchr( s, '\t' );
+
+ if( !s ) return NULL;
+
+ return wxStringToXmString( s + 1 ); // skip TAB!
+#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, const wxFont& font)
+{
+ // Lesstif 0.87 hangs here, but 0.93 does not; MBN: sometimes it does
+#if !wxCHECK_LESSTIF() // || wxCHECK_LESSTIF_VERSION( 0, 93 )
+ Widget w = (Widget)widget;
+ XtVaSetValues( w,
+ wxFont::GetFontTag(), font.GetFontTypeC( XtDisplay(w) ),
+ NULL );
+#else
+ wxUnusedVar(widget);
+ wxUnusedVar(font);
+#endif
+
+}
+
+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);
+}
+
+// ----------------------------------------------------------------------------
+// wxBitmap utility functions
+// ----------------------------------------------------------------------------
+
+// Creates a bitmap with transparent areas drawn in
+// the given colour.
+wxBitmap wxCreateMaskedBitmap(const wxBitmap& bitmap, const wxColour& colour)
+{
+ wxBitmap newBitmap(bitmap.GetWidth(),
+ bitmap.GetHeight(),
+ bitmap.GetDepth());
+ wxMemoryDC destDC;
+ wxMemoryDC srcDC;
+
+ srcDC.SelectObject(bitmap);
+ destDC.SelectObject(newBitmap);
+
+ wxBrush brush(colour, wxSOLID);
+ destDC.SetBackground(brush);
+ destDC.Clear();
+ destDC.Blit(0, 0, bitmap.GetWidth(), bitmap.GetHeight(),
+ &srcDC, 0, 0, wxCOPY, true);
+
+ return newBitmap;
+}
+
+// ----------------------------------------------------------------------------
+// Miscellaneous functions
+// ----------------------------------------------------------------------------
+
+WXWidget wxCreateBorderWidget( WXWidget parent, long style )
+{
+ Widget borderWidget = (Widget)NULL, parentWidget = (Widget)parent;
+
+ if (style & wxSIMPLE_BORDER)
+ {
+ borderWidget = XtVaCreateManagedWidget
+ (
+ "simpleBorder",
+ xmFrameWidgetClass, parentWidget,
+ XmNshadowType, XmSHADOW_ETCHED_IN,
+ XmNshadowThickness, 1,
+ NULL
+ );
+ }
+ else if (style & wxSUNKEN_BORDER)
+ {
+ borderWidget = XtVaCreateManagedWidget
+ (
+ "sunkenBorder",
+ xmFrameWidgetClass, parentWidget,
+ XmNshadowType, XmSHADOW_IN,
+ NULL
+ );
+ }
+ else if (style & wxRAISED_BORDER)
+ {
+ borderWidget = XtVaCreateManagedWidget
+ (
+ "raisedBorder",
+ xmFrameWidgetClass, parentWidget,
+ XmNshadowType, XmSHADOW_OUT,
+ NULL
+ );
+ }
+
+ return borderWidget;
}
projects / wxWidgets.git / blobdiff