src/motif/mdi/lib/XsMDIWindow.C

   1 /*
   2    Copyright (C) 1996 Scott W. Sadler
   3    All rights reserved.
   4 */
   5
   6 /*
   7    XsMDIWindow.C
   8
   9    History
  10       03-Mar-96 1.0; Scott W. Sadler (ssadler@cisco.com)
  11                      Created
  12 */
  13
  14 // Includes
  15
  16 #include <assert.h>
  17 #include <Xm/Xm.h>
  18 #include "XsMDIWindow.h"
  19
  20 // Constructor
  21
  22 XsMDIWindow::XsMDIWindow (const char *name) : XsComponent (name)
  23 {
  24
  25 // Initialize
  26
  27    _clientArea = 0;
  28    _parent = 0;
  29
  30 // Initial size and placement
  31
  32    _initX = (Position)-1;
  33    _initY = (Position)-1;
  34    _initH = (Dimension)-1;
  35    _initW = (Dimension)-1;
  36    _placed = False;
  37 }
  38
  39 // Destructor
  40
  41 XsMDIWindow::~XsMDIWindow ( )
  42 {
  43    // Empty
  44 }
  45
  46 // raise
  47
  48 void XsMDIWindow::raise ( )
  49 {
  50    assert (_base != 0);
  51    XRaiseWindow (XtDisplay (_base), XtWindow (_base));
  52 }
  53
  54 // lower
  55
  56 void XsMDIWindow::lower ( )
  57 {
  58    assert (_base != 0);
  59    XLowerWindow (XtDisplay (_base), XtWindow (_base));
  60 }
  61
  62 // show
  63
  64 void XsMDIWindow::show ( )
  65 {
  66
  67 // Create the window (if necessary)
  68
  69    if (_base == 0)
  70    {
  71       assert (_parent != 0);
  72       _createWindow (_parent);
  73    }
  74
  75 // Manage the client area
  76
  77    XtManageChild (_clientArea);
  78
  79 // Configure the window position and size
  80
  81    if (_placed == False)
  82    {
  83       const int nargs = 4;
  84       Arg   args[nargs];
  85       int   n = 0;
  86
  87       if (_initX != (Position)-1)
  88       {
  89          XtSetArg (args[n], XmNx, _initX);   n++;
  90       }
  91       if (_initY != (Position)-1)
  92       {
  93          XtSetArg (args[n], XmNy, _initY);   n++;
  94       }
  95       if (_initW != (Dimension)-1)
  96       {
  97          XtSetArg (args[n], XmNwidth, _initW);  n++;
  98       }
  99       if (_initH != (Dimension)-1)
 100       {
 101          XtSetArg (args[n], XmNheight, _initH); n++;
 102       }
 103
 104       assert (n <= nargs);
 105       XtSetValues (_base, args, n);
 106
 107       _placed = True;
 108    }
 109
 110 // Call the base class
 111
 112    XsComponent::show ( );
 113 }
 114
 115 // setPosition
 116
 117 void XsMDIWindow::setPosition (Position x, Position y)
 118 {
 119    if (_base != 0)
 120       XtVaSetValues (_base, XmNx, x, XmNy, y, NULL);
 121    else
 122    {
 123       _initX = x;
 124       _initY = y;
 125    }
 126 }
 127
 128 // setSize
 129
 130 void XsMDIWindow::setSize (Dimension w, Dimension h)
 131 {
 132    if (_base != 0)
 133       XtVaSetValues (_base, XmNwidth, w, XmNheight, h, NULL);
 134    else
 135    {
 136       _initW = w;
 137       _initH = h;
 138    }
 139 }
 140
 141 // className
 142
 143 const char* XsMDIWindow::className ( ) const
 144 {
 145    return ("XsMDIWindow");
 146 }
 147
 148 // _setWindowParent
 149
 150 void XsMDIWindow::_setWindowParent (Widget p)
 151 {
 152
 153 // This is called by the canvas to tell us who our parent is
 154
 155    _parent = p;
 156 }