]> git.saurik.com Git - wxWidgets.git/blobdiff - src/motif/gauge.cpp
Move per display data cleanup to wxApp::CleanUp where it belongs.
[wxWidgets.git] / src / motif / gauge.cpp
index e80910d2762c64d40744618cbd8d53d8f70d8779..8c0dda0668c3a49c147df1db26378c0de1c11577 100644 (file)
@@ -9,44 +9,65 @@
 // Licence:    wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "gauge.h"
 #endif
 
-#include "wx/gauge.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
+#ifdef __VMS
+#include <wx/vms_x_fix.h>
+#undef XtDisplay
+#undef XtScreen
+#undef XtWindow
+#undef XtIsRealized
+#undef XtParent
+#endif
+
+# include "wx/gauge.h"
+
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
 #include <Xm/Xm.h>
-#include <wx/motif/private.h>
+#ifdef __WXMOTIF20__
+#include <Xm/Scale.h>
+#endif // __WXMOTIF20__
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
+#include "wx/motif/private.h"
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl)
-#endif
+
+#if !wxCHECK_MOTIF_VERSION( 2, 0 ) || wxCHECK_LESSTIF()
 
 // XmGauge copyright notice:
 
 /*
- * Copyright 1994 GROUPE BULL
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose and without fee is hereby granted, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of GROUPE BULL not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission.  GROUPE BULL makes no representations about the
- * suitability of this software for any purpose.  It is provided "as is"
- * without express or implied warranty.
- *
- * GROUPE BULL disclaims all warranties with regard to this software,
- * including all implied warranties of merchantability and fitness,
- * in no event shall GROUPE BULL be liable for any special,
- * indirect or consequential damages or any damages
- * whatsoever resulting from loss of use, data or profits,
- * whether in an action of contract, negligence or other tortious
- * action, arising out of or in connection with the use 
- * or performance of this software.
- *
- */
+* Copyright 1994 GROUPE BULL
+*
+* Permission to use, copy, modify, and distribute this software and its
+* documentation for any purpose and without fee is hereby granted, provided
+* that the above copyright notice appear in all copies and that both that
+* copyright notice and this permission notice appear in supporting
+* documentation, and that the name of GROUPE BULL not be used in advertising
+* or publicity pertaining to distribution of the software without specific,
+* written prior permission.  GROUPE BULL makes no representations about the
+* suitability of this software for any purpose.  It is provided "as is"
+* without express or implied warranty.
+*
+* GROUPE BULL disclaims all warranties with regard to this software,
+* including all implied warranties of merchantability and fitness,
+* in no event shall GROUPE BULL be liable for any special,
+* indirect or consequential damages or any damages
+* whatsoever resulting from loss of use, data or profits,
+* whether in an action of contract, negligence or other tortious
+* action, arising out of or in connection with the use
+* or performance of this software.
+*
+*/
 
 //// PUBLIC XMGAUGE DECLARATIONS
 typedef struct _XmGaugeClassRec*       XmGaugeWidgetClass;
@@ -71,33 +92,24 @@ XmGaugeSetValue(Widget w, int value);
 int
 XmGaugeGetValue(Widget w);
 
-
+#endif // !wxCHECK_MOTIF_VERSION( 2, 0 ) || wxCHECK_LESSTIF()
 
 bool wxGauge::Create(wxWindow *parent, wxWindowID id,
-           int range,
-           const wxPoint& pos,
-           const wxSize& size,
-           long style,
-           const wxValidator& validator,
-           const wxString& name)
+                     int range,
+                     const wxPoint& pos,
+                     const wxSize& size,
+                     long style,
+                     const wxValidator& validator,
+                     const wxString& name)
 {
-    SetName(name);
-    SetValidator(validator);
-    m_rangeMax = range;
-    m_windowStyle = style;
-
-    if (parent) parent->AddChild(this);
-
-    if ( id == -1 )
-           m_windowId = (int)NewControlId();
-    else
-           m_windowId = id;
+    if( !CreateControl( parent, id, pos, size, style, validator, name ) )
+        return false;
 
     Widget parentWidget = (Widget) parent->GetClientWidget();
 
-    Arg args[4];
+    Arg args[7];
     int count = 4;
-    if (style & wxHORIZONTAL)
+    if (style & wxGA_HORIZONTAL)
     {
         XtSetArg (args[0], XmNorientation, XmHORIZONTAL);
         XtSetArg (args[1], XmNprocessingDirection, XmMAX_ON_RIGHT);
@@ -109,30 +121,43 @@ bool wxGauge::Create(wxWindow *parent, wxWindowID id,
     }
     XtSetArg(args[2], XmNminimum, 0);
     XtSetArg(args[3], XmNmaximum, range);
-    Widget gaugeWidget = XtCreateManagedWidget("gauge", xmGaugeWidgetClass, parentWidget, args, count);
+#if wxCHECK_MOTIF_VERSION( 2, 0 ) && !wxCHECK_LESSTIF()
+    XtSetArg(args[4], XmNeditable, False); ++count;
+    XtSetArg(args[5], XmNslidingMode, XmTHERMOMETER); ++count;
+    // XtSetArg(args[6], XmNsliderVisual, XmFOREGROUND_COLOR ); ++count;
+    Widget gaugeWidget =
+        XtCreateManagedWidget("gauge", xmScaleWidgetClass,
+                              parentWidget, args, count);
+#else
+    Widget gaugeWidget =
+        XtCreateManagedWidget("gauge", xmGaugeWidgetClass,
+                              parentWidget, args, count);
+#endif
     m_mainWidget = (WXWidget) gaugeWidget ;
 
     XtManageChild (gaugeWidget);
 
     int x = pos.x; int y = pos.y;
-    int width = size.x; int height = size.y;
-    if (width == -1)
-        width = 150;
-    if (height == -1)
-        height = 80;
+    wxSize best = GetBestSize();
+    if( size.x != -1 ) best.x = size.x;
+    if( size.y != -1 ) best.y = size.y;
 
-    SetCanAddEventHandler(TRUE);
-    AttachWidget (parent, m_mainWidget, (WXWidget) NULL, x, y, width, height);
+    ChangeFont(false);
 
-    SetFont(* parent->GetFont());
-    ChangeColour(m_mainWidget);
+    AttachWidget (parent, m_mainWidget, (WXWidget) NULL, x, y,
+                  best.x, best.y);
 
-    return TRUE;
+    ChangeBackgroundColour();
+
+    return true;
 }
 
-void wxGauge::SetSize(int x, int y, int width, int height, int sizeFlags)
+wxSize wxGauge::DoGetBestSize() const
 {
-    wxControl::SetSize(x, y, width, height, sizeFlags);
+    if( HasFlag(wxGA_HORIZONTAL) )
+        return wxSize( 100, 18 );
+    else
+        return wxSize( 18, 100 );
 }
 
 void wxGauge::SetShadowWidth(int w)
@@ -142,19 +167,13 @@ void wxGauge::SetShadowWidth(int w)
     XtVaSetValues((Widget) m_mainWidget, XmNshadowThickness, w, NULL);
 }
 
-void wxGauge::SetBezelFace(int w)
-{
-}
-
 void wxGauge::SetRange(int r)
 {
-    m_rangeMax = r;
     XtVaSetValues((Widget) m_mainWidget, XmNmaximum, r, NULL);
 }
 
 void wxGauge::SetValue(int pos)
 {
-    m_gaugePos = pos;
     XtVaSetValues((Widget) m_mainWidget, XmNvalue, pos, NULL);
 }
 
@@ -165,27 +184,32 @@ int wxGauge::GetShadowWidth() const
     return (int)w;
 }
 
-int wxGauge::GetBezelFace() const
-{
-    return 0;
-}
-
 int wxGauge::GetRange() const
 {
     int r;
     XtVaGetValues((Widget) m_mainWidget, XmNmaximum, &r, NULL);
     return (int)r;
-//    return m_rangeMax;
 }
 
 int wxGauge::GetValue() const
 {
-  int pos;
-  XtVaGetValues((Widget) m_mainWidget, XmNvalue, &pos, NULL);
-  return pos;
-//    return m_gaugePos;
+    int pos;
+    XtVaGetValues((Widget) m_mainWidget, XmNvalue, &pos, NULL);
+    return pos;
 }
 
+void wxGauge::DoMoveWindow(int x, int y, int width, int height)
+{
+    wxGaugeBase::DoMoveWindow( x, y, width, height );
+#ifdef __WXMOTIF20__
+    XtVaSetValues( (Widget)m_mainWidget,
+                   XmNscaleHeight, height,
+                   NULL );
+#endif
+}
+
+#if !wxCHECK_MOTIF_VERSION( 2, 0 ) || wxCHECK_LESSTIF()
+
 //// PRIVATE DECLARATIONS FOR XMGAUGE
 
 #include <Xm/PrimitiveP.h>
@@ -195,7 +219,7 @@ typedef struct {
     int empty;
 } XmGaugeClassPart;
 
-typedef struct _XmGaugeClassRec {    
+typedef struct _XmGaugeClassRec {
     CoreClassPart              core_class;
     XmPrimitiveClassPart       primitive_class;
     XmGaugeClassPart           gauge_class;
@@ -211,7 +235,7 @@ typedef struct _XmGaugePart{
 
     XtCallbackList dragCallback;
     XtCallbackList valueChangedCallback;
-    
+
     /* private fields */
     Boolean dragging;          /* drag in progress ? */
     int oldx, oldy;
@@ -233,18 +257,18 @@ extern XmGaugeClassRec xmGaugeClassRec;
 
 void
 GaugePick(Widget w, XEvent *e, String *args, Cardinal  *num_args);
-void 
+void
 GaugeDrag(Widget w, XEvent *e, String *args, Cardinal  *num_args);
-void 
+void
 GaugeDrop(Widget w, XEvent *e, String *args, Cardinal  *num_args);
 
 
 
 static char translations[] =
 "<Btn1Down>: GaugePick()\n\
- <Btn1Motion>: GaugeDrag()\n\
- <Btn1Up>: GaugeDrop()\n\
-";
                           <Btn1Motion>: GaugeDrag()\n\
                           <Btn1Up>: GaugeDrop()\n\
+                            ";
 
 
 
@@ -260,169 +284,169 @@ DrawSlider(XmGaugeWidget gw, Boolean clear)
 #define THIS gw->gauge
     int size, sht;
     float ratio;
-/***chubraev
+    /***chubraev
     char string[20];
     int len;
     unsigned long backgr,foregr;
     XRectangle rects[1];
-***/
-    
+    ***/
+
     sht = gw->primitive.shadow_thickness;
 
     ratio =  (float)THIS.value/
-             (float)(THIS.maximum - THIS.minimum);
-/***chubraev
-    sprintf(string,"%-d%%",(int)(ratio*100));
-    len=strlen(string);
-    XtVaGetValues(gw,XmNbackground,&backgr,XmNforeground,&foregr,NULL);
-***/
+        (float)(THIS.maximum - THIS.minimum);
+        /***chubraev
+        sprintf(string,"%-d%%",(int)(ratio*100));
+        len=strlen(string);
+        XtVaGetValues(gw,XmNbackground,&backgr,XmNforeground,&foregr,NULL);
+    ***/
 
     if(clear) {
-       XClearArea(XtDisplay(gw), XtWindow(gw), sht, sht,
-                  gw->core.width - 2 * sht, gw->core.height - 2 * sht, False);
+        XClearArea(XtDisplay(gw), XtWindow(gw), sht, sht,
+            gw->core.width - 2 * sht, gw->core.height - 2 * sht, False);
     }
     switch(THIS.orientation) {
     case XmHORIZONTAL:
-       size = (int) ((gw->core.width - 2 * sht)*ratio);
-       /***chubraev
-       XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht+gw->core.width/2, 
-gw->core.height - 2 * sht, string, len);
-       ***/
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, sht, size, gw->core.height - 2 * sht);
-
-            /***chubraev
-            rects[0].x = sht; rects[0].y = sht;
-            rects[0].width = size; rects[0].height = gw->core.height - 2 * sht;
-           ***/
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          gw->core.width - size - sht, sht,
-                          size, gw->core.height - 2 * sht);
-            
-            /***chubraev
-            rects[0].x = gw->core.width - size - sht; rects[0].y = sht;
-            rects[0].width = size; rects[0].height = gw->core.height - 2 * sht;
-           ***/
-           break;
-       }
+        size = (int) ((gw->core.width - 2 * sht)*ratio);
+        /***chubraev
+        XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht+gw->core.width/2,
+        gw->core.height - 2 * sht, string, len);
+        ***/
+        switch(THIS.processingDirection) {
+        case XmMAX_ON_RIGHT:
+        case XmMAX_ON_BOTTOM:
+            XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                sht, sht, size, gw->core.height - 2 * sht);
+
+                /***chubraev
+                rects[0].x = sht; rects[0].y = sht;
+                rects[0].width = size; rects[0].height = gw->core.height - 2 * sht;
+            ***/
+            break;
+        case XmMAX_ON_LEFT:
+        case XmMAX_ON_TOP:
+            XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                gw->core.width - size - sht, sht,
+                size, gw->core.height - 2 * sht);
+
+                /***chubraev
+                rects[0].x = gw->core.width - size - sht; rects[0].y = sht;
+                rects[0].width = size; rects[0].height = gw->core.height - 2 * sht;
+            ***/
+            break;
+        }
         /***chubraev
         XSetClipRectangles(XtDisplay(gw), THIS.gc, 0, 0, rects, 1, Unsorted);
-       XSetForeground(XtDisplay(gw), THIS.gc, backgr);
-       XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht+gw->core.width/2, 
-gw->core.height - 2 * sht, string, len);
-       ***/
-
-       break;
-    case XmVERTICAL:
-       size = (int) ((gw->core.height - 2 * sht)*ratio);
-       /***chubraev
-       XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht, 
-sht+gw->core.height/2, string,len);
-       ***/
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, sht, gw->core.width - 2 * sht, size);
-
+        XSetForeground(XtDisplay(gw), THIS.gc, backgr);
+        XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht+gw->core.width/2,
+        gw->core.height - 2 * sht, string, len);
+        ***/
+
+        break;
+        case XmVERTICAL:
+            size = (int) ((gw->core.height - 2 * sht)*ratio);
             /***chubraev
-            rects[0].x = sht; rects[0].y = sht;
-            rects[0].width = gw->core.width - 2 * sht; rects[0].height = size;
-           ***/
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, gw->core.height - size - sht,
-                          gw->core.width - 2 * sht, size);
-
+            XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht,
+            sht+gw->core.height/2, string,len);
+            ***/
+            switch(THIS.processingDirection) {
+            case XmMAX_ON_RIGHT:
+            case XmMAX_ON_BOTTOM:
+                XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                    sht, sht, gw->core.width - 2 * sht, size);
+
+                    /***chubraev
+                    rects[0].x = sht; rects[0].y = sht;
+                    rects[0].width = gw->core.width - 2 * sht; rects[0].height = size;
+                ***/
+                break;
+            case XmMAX_ON_LEFT:
+            case XmMAX_ON_TOP:
+                XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                    sht, gw->core.height - size - sht,
+                    gw->core.width - 2 * sht, size);
+
+                    /***chubraev
+                    rects[0].x = sht; rects[0].y = gw->core.height - size - sht;
+                    rects[0].width = gw->core.width - 2 * sht; rects[0].height = size;
+                ***/
+            }
             /***chubraev
-            rects[0].x = sht; rects[0].y = gw->core.height - size - sht;
-            rects[0].width = gw->core.width - 2 * sht; rects[0].height = size;
-           ***/
-       }
-        /***chubraev
-        XSetClipRectangles(XtDisplay(gw), THIS.gc, 0, 0, rects, 1, Unsorted);
-       XSetForeground(XtDisplay(gw), THIS.gc, backgr);
-       XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht, 
-sht+gw->core.height/2, string,len);
-       ***/
-       break;
+            XSetClipRectangles(XtDisplay(gw), THIS.gc, 0, 0, rects, 1, Unsorted);
+            XSetForeground(XtDisplay(gw), THIS.gc, backgr);
+            XDrawString(XtDisplay(gw), XtWindow(gw), THIS.gc, sht,
+            sht+gw->core.height/2, string,len);
+            ***/
+            break;
     }
     /***chubraev
     XSetClipMask(XtDisplay(gw), THIS.gc, None);
     XSetForeground(XtDisplay(gw), THIS.gc, foregr);
     ***/
-#undef THIS    
+#undef THIS
 }
 
 /* Old code
- */
+*/
 #if 0
 static void
 DrawSlider(XmGaugeWidget gw, Boolean clear)
 {
 #define THIS gw->gauge
     int size, sht;
-/*    float ratio; */
+    /*    float ratio; */
 
     sht = gw->primitive.shadow_thickness;
-/* See fix comment below: can cause divide by zero error.
+    /* See fix comment below: can cause divide by zero error.
     ratio = (float)((float)THIS.maximum -
-                   (float)THIS.minimum) / (float)THIS.value;
-*/
+    (float)THIS.minimum) / (float)THIS.value;
+    */
     if(clear) {
-       XClearArea(XtDisplay(gw), XtWindow(gw), sht, sht,
-                  gw->core.width - 2 * sht, gw->core.height - 2 * sht, False);
+        XClearArea(XtDisplay(gw), XtWindow(gw), sht, sht,
+            gw->core.width - 2 * sht, gw->core.height - 2 * sht, False);
     }
     switch(THIS.orientation) {
     case XmHORIZONTAL:
-/*     size = (gw->core.width - 2 * sht) / ratio; */
-/* A fix suggested by Dmitri Chubraev */
+        /*     size = (gw->core.width - 2 * sht) / ratio; */
+        /* A fix suggested by Dmitri Chubraev */
         size = (gw->core.width - 2 * sht) /((float)THIS.maximum-(float)THIS.minimum)*(float)THIS.value;
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, sht, size, gw->core.height - 2 * sht);
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          gw->core.width - size - sht, sht,
-                          size, gw->core.height - 2 * sht);
-           break;
-       }
-       break;
-    case XmVERTICAL:
-        size = (gw->core.height - 2 * sht) /((float)THIS.maximum-(float)THIS.minimum)*(float)THIS.value;
-/*     size = (gw->core.height - 2 * sht)/ ratio; */
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, sht, gw->core.width - 2 * sht, size);
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
-                          sht, gw->core.height - size - sht,
-                          gw->core.width - 2 * sht, size);
-       }
-       break;
+        switch(THIS.processingDirection) {
+        case XmMAX_ON_RIGHT:
+        case XmMAX_ON_BOTTOM:
+            XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                sht, sht, size, gw->core.height - 2 * sht);
+            break;
+        case XmMAX_ON_LEFT:
+        case XmMAX_ON_TOP:
+            XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                gw->core.width - size - sht, sht,
+                size, gw->core.height - 2 * sht);
+            break;
+        }
+        break;
+        case XmVERTICAL:
+            size = (gw->core.height - 2 * sht) /((float)THIS.maximum-(float)THIS.minimum)*(float)THIS.value;
+            /* size = (gw->core.height - 2 * sht)/ ratio; */
+            switch(THIS.processingDirection) {
+            case XmMAX_ON_RIGHT:
+            case XmMAX_ON_BOTTOM:
+                XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                    sht, sht, gw->core.width - 2 * sht, size);
+                break;
+            case XmMAX_ON_LEFT:
+            case XmMAX_ON_TOP:
+                XFillRectangle(XtDisplay(gw), XtWindow(gw), THIS.gc,
+                    sht, gw->core.height - size - sht,
+                    gw->core.width - 2 * sht, size);
+            }
+            break;
     }
-#undef THIS    
+#undef THIS
 }
 #endif
 
 static void
-Initialize(Widget req, Widget new_w, ArgList args, Cardinal *num_args )
+Initialize(Widget WXUNUSED(req), Widget new_w, ArgList WXUNUSED(args), Cardinal *WXUNUSED(num_args ))
 {
     XmGaugeWidget gw = (XmGaugeWidget)new_w;
 #define THIS gw->gauge
@@ -430,9 +454,9 @@ Initialize(Widget req, Widget new_w, ArgList args, Cardinal *num_args )
 
     values.foreground = gw->primitive.foreground;
     THIS.gc = XtGetGC(new_w, GCForeground, &values);
-    
-#undef THIS    
-    
+
+#undef THIS
+
 }
 
 
@@ -443,34 +467,34 @@ Destroy(Widget w)
     XmGaugeWidget gw = (XmGaugeWidget)w;
 #define THIS gw->gauge
     XtReleaseGC(w, THIS.gc);
-#undef THIS    
+#undef THIS
 }
 
 
 
-    
+
 static Boolean
 SetValues(
-        Widget cw,
-        Widget rw,
-        Widget nw,
-        ArgList args,
-        Cardinal *num_args )
+          Widget cw,
+          Widget WXUNUSED(rw),
+          Widget nw,
+          ArgList WXUNUSED(args),
+          Cardinal *WXUNUSED(num_args) )
 {
     XmGaugeWidget cgw = (XmGaugeWidget)cw;
     XmGaugeWidget ngw = (XmGaugeWidget)nw;
 
     Boolean redraw = False;
     if(cgw->primitive.foreground != ngw->primitive.foreground) {
-       XGCValues values;
+        XGCValues values;
 
-       redraw = True;
-       XtReleaseGC(nw, ngw->gauge.gc);
-       values.foreground = ngw->primitive.foreground;
-       ngw->gauge.gc = XtGetGC(nw, GCForeground, &values);
+        redraw = True;
+        XtReleaseGC(nw, ngw->gauge.gc);
+        values.foreground = ngw->primitive.foreground;
+        ngw->gauge.gc = XtGetGC(nw, GCForeground, &values);
     }
     if(cgw->gauge.value != ngw->gauge.value) {
-       redraw = True;
+        redraw = True;
     }
     return redraw;
 }
@@ -479,7 +503,7 @@ SetValues(
 
 
 static void
-ExposeProc(Widget w, XEvent *event, Region r)
+ExposeProc(Widget w, XEvent *WXUNUSED(event), Region WXUNUSED(r))
 {
     XmGaugeWidget gw = (XmGaugeWidget)w;
 #define THIS gw->gauge
@@ -487,96 +511,96 @@ ExposeProc(Widget w, XEvent *event, Region r)
 
     sht = gw->primitive.shadow_thickness;
     _XmDrawShadows(XtDisplay(w), XtWindow(w),
-                  gw->primitive.top_shadow_GC,
-                  gw->primitive.bottom_shadow_GC,
-                  0, 0, w->core.width, w->core.height,
-                  sht, XmSHADOW_IN);
+        gw->primitive.top_shadow_GC,
+        gw->primitive.bottom_shadow_GC,
+        0, 0, w->core.width, w->core.height,
+        sht, XmSHADOW_IN);
     DrawSlider(gw, False);
-#undef THIS    
+#undef THIS
 }
 
 
 
 
 
-static XtResource 
+static XtResource
 resources[] = {
 #define offset(field) XtOffset(XmGaugeWidget, gauge.field)
-  {XmNvalue, XmCValue, XtRInt, sizeof(int),
-     offset(value), XtRImmediate, (caddr_t)10},
-  
-  {XmNminimum, XmCValue, XtRInt, sizeof(int),
-     offset(minimum), XtRImmediate, (caddr_t)0},
-  
-  {XmNmaximum, XmCValue, XtRInt, sizeof(int),
-     offset(maximum), XtRImmediate, (caddr_t)100},
-  
-  {XmNorientation, XmCOrientation, XmROrientation, sizeof(unsigned char),
-     offset(orientation), XtRImmediate, (caddr_t)XmVERTICAL},
-  
-  {XmNprocessingDirection, XmCProcessingDirection,
-   XmRProcessingDirection, sizeof(unsigned char),
-   offset(processingDirection), XtRImmediate, (caddr_t)XmMAX_ON_RIGHT},
-  
-  {XmNdragCallback, XmCCallback, XmRCallback, sizeof(XtCallbackList),
-     offset(dragCallback), XtRImmediate, (caddr_t)NULL},
-  
-  {XmNvalueChangedCallback, XmCCallback, XmRCallback, sizeof(XtCallbackList),
-     offset(valueChangedCallback), XtRImmediate, (caddr_t)NULL},
-
-  
+    {XmNvalue, XmCValue, XtRInt, sizeof(int),
+        offset(value), XtRImmediate, (caddr_t)10},
+
+    {XmNminimum, XmCValue, XtRInt, sizeof(int),
+    offset(minimum), XtRImmediate, (caddr_t)0},
+
+    {XmNmaximum, XmCValue, XtRInt, sizeof(int),
+    offset(maximum), XtRImmediate, (caddr_t)100},
+
+    {XmNorientation, XmCOrientation, XmROrientation, sizeof(unsigned char),
+    offset(orientation), XtRImmediate, (caddr_t)XmVERTICAL},
+
+    {XmNprocessingDirection, XmCProcessingDirection,
+    XmRProcessingDirection, sizeof(unsigned char),
+    offset(processingDirection), XtRImmediate, (caddr_t)XmMAX_ON_RIGHT},
+
+    {XmNdragCallback, XmCCallback, XmRCallback, sizeof(XtCallbackList),
+    offset(dragCallback), XtRImmediate, (caddr_t)NULL},
+
+    {XmNvalueChangedCallback, XmCCallback, XmRCallback, sizeof(XtCallbackList),
+    offset(valueChangedCallback), XtRImmediate, (caddr_t)NULL},
+
+
 #undef offset
 };
 
 
 XmGaugeClassRec xmGaugeClassRec = {
     {                          /* core fields */
-       (WidgetClass) &xmPrimitiveClassRec, /* superclass               */
-       "XmGauge",              /* class_name           */
-       sizeof(XmGaugeRec),     /* widget_size          */
-       NULL,                   /* class_initialize             */
-       NULL,                   /* class_part_initialize        */
-       FALSE,                  /* class_inited         */
-       Initialize,             /* initialize           */
-       NULL,                   /* initialize_hook              */
-       XtInheritRealize,       /* realize                      */
-       actions,                /* actions                      */
-       XtNumber(actions),      /* num_actions          */
-       resources,              /* resources            */
-       XtNumber(resources),    /* num_resources                */
-       NULLQUARK,              /* xrm_class            */
-       TRUE,                   /* compress_motion              */
-       TRUE,                   /* compress_exposure    */
-       TRUE,                   /* compress_enterleave  */
-       FALSE,                  /* visible_interest             */
-       Destroy,                /* destroy                      */
-       NULL,                   /* resize                       */
-       ExposeProc,             /* expose                       */
-       SetValues,              /* set_values           */
-       NULL,                   /* set_values_hook              */
-       XtInheritSetValuesAlmost, /* set_values_almost  */
-       NULL,                   /* get_values_hook              */
-       NULL,                   /* accept_focus         */
-       XtVersion,              /* version                      */
-       NULL,                   /* callback_private             */
-       translations,           /* tm_table                     */
-       NULL,                   /* query_geometry               */
-       NULL,                   /* display_accelerator  */
-       NULL                    /* extension            */
+        (WidgetClass) &xmPrimitiveClassRec, /* superclass              */
+            "XmGauge",         /* class_name           */
+            sizeof(XmGaugeRec),        /* widget_size          */
+            NULL,                      /* class_initialize             */
+            NULL,                      /* class_part_initialize        */
+            False,                     /* class_inited         */
+            Initialize,                /* initialize           */
+            NULL,                      /* initialize_hook              */
+            XtInheritRealize,  /* realize                      */
+            actions,           /* actions                      */
+            XtNumber(actions), /* num_actions          */
+            resources,         /* resources            */
+            XtNumber(resources),       /* num_resources                */
+            NULLQUARK,         /* xrm_class            */
+            True,                      /* compress_motion              */
+            True,                      /* compress_exposure    */
+            True,                      /* compress_enterleave  */
+            False,                     /* visible_interest             */
+            Destroy,           /* destroy                      */
+            NULL,                      /* resize                       */
+            ExposeProc,                /* expose                       */
+            SetValues,         /* set_values           */
+            NULL,                      /* set_values_hook              */
+            XtInheritSetValuesAlmost, /* set_values_almost     */
+            NULL,                      /* get_values_hook              */
+            NULL,                      /* accept_focus         */
+            XtVersion,         /* version                      */
+            NULL,                      /* callback_private             */
+            translations,              /* tm_table                     */
+            NULL,                      /* query_geometry               */
+            NULL,                      /* display_accelerator  */
+            NULL                       /* extension            */
     },
                                /* primitive_class fields */
     {
-       NULL,                   /* border_highlight     */
-       NULL,                   /* border_unhighlight   */
-       NULL,                   /* translations         */
-       NULL,                   /* arm_and_activate     */
-       NULL,                   /* syn_resources        */
-       0,                      /* num_syn_resources    */
-       NULL                    /* extension            */
-    },
-    { /* gauge fields */
-                             /* empty                */
-    }
+            NULL,                      /* border_highlight     */
+                NULL,                  /* border_unhighlight   */
+                NULL,                  /* translations         */
+                NULL,                  /* arm_and_activate     */
+                NULL,                  /* syn_resources        */
+                0,                     /* num_syn_resources    */
+                NULL                   /* extension            */
+        },
+        { /* gauge fields */
+                0                      /* empty                */
+            }
 };
 
 WidgetClass xmGaugeWidgetClass = (WidgetClass)&xmGaugeClassRec;
@@ -584,10 +608,10 @@ WidgetClass xmGaugeWidgetClass = (WidgetClass)&xmGaugeClassRec;
 
 
 
-void 
-GaugePick(Widget w, XEvent *e, String *args, Cardinal  *num_args)
+void
+GaugePick(Widget WXUNUSED(w), XEvent *WXUNUSED(e), String *WXUNUSED(args), Cardinal  *WXUNUSED(num_args))
 {
-/* Commented out for a read-only gauge in wxWindows */
+    /* Commented out for a read-only gauge in wxWidgets */
 #if 0
     XmGaugeWidget gw = (XmGaugeWidget)w;
 #define THIS gw->gauge
@@ -601,66 +625,66 @@ GaugePick(Widget w, XEvent *e, String *args, Cardinal  *num_args)
     y = event->y;
     sht = gw->primitive.shadow_thickness;
     _XmDrawShadows(XtDisplay(w), XtWindow(w),
-                  gw->primitive.top_shadow_GC,
-                  gw->primitive.bottom_shadow_GC,
-                  0, 0, w->core.width, w->core.height,
-                  sht, XmSHADOW_IN);
+        gw->primitive.top_shadow_GC,
+        gw->primitive.bottom_shadow_GC,
+        0, 0, w->core.width, w->core.height,
+        sht, XmSHADOW_IN);
 
 
     ratio = (float)((float)THIS.maximum -
-                   (float)THIS.minimum) / (float)THIS.value;              
+        (float)THIS.minimum) / (float)THIS.value;
     switch(THIS.orientation) {
     case XmHORIZONTAL:
-       size = (w->core.width - 2 * sht) / ratio;
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           dragging = (x > sht) && (y > sht) &&
-               (x < sht + size) && (y < w->core.height - sht);
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           dragging = (x > w->core.width - size - sht) && (y > sht) &&
-               (x < w->core.width - sht) && (y < w->core.height + sht);
-           break;
-       }
-       break;
-    case XmVERTICAL:
-       size = (w->core.height - 2 * sht) / ratio;
-       switch(THIS.processingDirection) {
-       case XmMAX_ON_RIGHT:
-       case XmMAX_ON_BOTTOM:
-           dragging = (x > sht) && (y > sht) &&
-               (x < w->core.width - sht) &&
-               (y < w->core.width - 2 * sht + size);
-           break;
-       case XmMAX_ON_LEFT:
-       case XmMAX_ON_TOP:
-           dragging = (x > sht) && (y > w->core.height - size - sht) &&
-               (x < w->core.width - sht) && (y < w->core.height - sht);
-       }
-       break;
+        size = (w->core.width - 2 * sht) / ratio;
+        switch(THIS.processingDirection) {
+        case XmMAX_ON_RIGHT:
+        case XmMAX_ON_BOTTOM:
+            dragging = (x > sht) && (y > sht) &&
+                (x < sht + size) && (y < w->core.height - sht);
+            break;
+        case XmMAX_ON_LEFT:
+        case XmMAX_ON_TOP:
+            dragging = (x > w->core.width - size - sht) && (y > sht) &&
+                (x < w->core.width - sht) && (y < w->core.height + sht);
+            break;
+        }
+        break;
+        case XmVERTICAL:
+            size = (w->core.height - 2 * sht) / ratio;
+            switch(THIS.processingDirection) {
+            case XmMAX_ON_RIGHT:
+            case XmMAX_ON_BOTTOM:
+                dragging = (x > sht) && (y > sht) &&
+                    (x < w->core.width - sht) &&
+                    (y < w->core.width - 2 * sht + size);
+                break;
+            case XmMAX_ON_LEFT:
+            case XmMAX_ON_TOP:
+                dragging = (x > sht) && (y > w->core.height - size - sht) &&
+                    (x < w->core.width - sht) && (y < w->core.height - sht);
+            }
+            break;
     }
     THIS.dragging = dragging;
     THIS.oldx = x;
     THIS.oldy = y;
-#undef THIS    
+#undef THIS
 #endif
 }
 
 #define round(x) ( (x) > 0 ? ((x) + 0.5) : -(-(x) + 0.5) )
 
-void 
-GaugeDrag(Widget w, XEvent *e, String *args, Cardinal  *num_args)
+void
+GaugeDrag(Widget WXUNUSED(w), XEvent *WXUNUSED(e), String *WXUNUSED(args), Cardinal  *WXUNUSED(num_args))
 {
-/* Commented out for a read-only gauge in wxWindows */
+    /* Commented out for a read-only gauge in wxWidgets */
 #if 0
     XmGaugeWidget gw = (XmGaugeWidget)w;
 #define THIS gw->gauge
     int sht, x, y, max, value;
     float ratio, nratio, size, nsize, fvalue, delta;
     XMotionEvent *event = (XMotionEvent *)e;
-    
+
     if( ! THIS.dragging) return;
 
     x = event->x;
@@ -668,33 +692,33 @@ GaugeDrag(Widget w, XEvent *e, String *args, Cardinal  *num_args)
     sht = gw->primitive.shadow_thickness;
 
     ratio = (float)THIS.value / (float)((float)THIS.maximum -
-                                       (float)THIS.minimum);
+        (float)THIS.minimum);
     switch(THIS.orientation) {
     case XmHORIZONTAL:
-       max = (w->core.width - 2 * sht);
-       size = (float)max * ratio;
-       delta =  (float)x - (float)THIS.oldx;
-       break;
+        max = (w->core.width - 2 * sht);
+        size = (float)max * ratio;
+        delta =  (float)x - (float)THIS.oldx;
+        break;
     case XmVERTICAL:
-       max = (w->core.height - 2 * sht);
-       size = (float) max * ratio;
-       delta =  (float)y - (float)THIS.oldy;
-       break;
+        max = (w->core.height - 2 * sht);
+        size = (float) max * ratio;
+        delta =  (float)y - (float)THIS.oldy;
+        break;
     }
     switch(THIS.processingDirection) {
     case XmMAX_ON_RIGHT:
     case XmMAX_ON_BOTTOM:
-       nsize = size + delta;
-       break;
+        nsize = size + delta;
+        break;
     default:
-       nsize = size - delta;
+        nsize = size - delta;
     }
     if(nsize > (float)max) nsize = (float)max;
     if(nsize < (float)0 ) nsize = (float)0;
     nratio =  nsize / (float)max;
-    
+
     fvalue = (int)((float)THIS.maximum -
-                        (float)THIS.minimum) * (float)nsize / (float)max;
+        (float)THIS.minimum) * (float)nsize / (float)max;
     value = round(fvalue);
 
     THIS.value = value;
@@ -703,40 +727,40 @@ GaugeDrag(Widget w, XEvent *e, String *args, Cardinal  *num_args)
 
     /* clear old slider only if it was larger */
     DrawSlider(gw, (nsize < size));
-    
+
     {
-       XmGaugeCallbackStruct call;
-
-       if(NULL  != THIS.dragCallback) {
-           call.reason = XmCR_DRAG;
-           call.event = e;
-           call.value = THIS.value;
-           XtCallCallbacks(w, XmNdragCallback, &call);
-       }
+        XmGaugeCallbackStruct call;
+
+        if(NULL  != THIS.dragCallback) {
+            call.reason = XmCR_DRAG;
+            call.event = e;
+            call.value = THIS.value;
+            XtCallCallbacks(w, XmNdragCallback, &call);
+        }
     }
-#undef THIS    
+#undef THIS
 #endif
 }
 
 
-void 
-GaugeDrop(Widget w, XEvent *e, String *args, Cardinal  *num_args)
+void
+GaugeDrop(Widget WXUNUSED(w), XEvent *WXUNUSED(e), String *WXUNUSED(args), Cardinal  *WXUNUSED(num_args))
 {
-/* Commented out for a read-only gauge in wxWindows */
+    /* Commented out for a read-only gauge in wxWidgets */
 #if 0
     XmGaugeWidget gw = (XmGaugeWidget)w;
 #define THIS gw->gauge
     if( ! THIS.dragging) return;
 
     if(NULL  != THIS.valueChangedCallback) {
-       XmGaugeCallbackStruct call;
-       call.reason = XmCR_VALUE_CHANGED;
-       call.event = e;
-       call.value = THIS.value;
-       XtCallCallbacks(w, XmNvalueChangedCallback, &call);
+        XmGaugeCallbackStruct call;
+        call.reason = XmCR_VALUE_CHANGED;
+        call.event = e;
+        call.value = THIS.value;
+        XtCallCallbacks(w, XmNvalueChangedCallback, &call);
     }
     THIS.dragging = False;
-#undef THIS    
+#undef THIS
 #endif
 }
 
@@ -752,8 +776,10 @@ XmGaugeSetValue(Widget w, int value)
 
 int
 XmGaugeGetValue(Widget w)
-{    
+{
     XmGaugeWidget gw = (XmGaugeWidget)w;
 
     return gw->gauge.value;
 }
+
+#endif // !wxCHECK_MOTIF_VERSION( 2, 0 ) || wxCHECK_LESSTIF()