xsmotifwindow.c

Wxpython Implemented on Windows CE, Source code

{
   return ("_XsMotifSide");
}

// _expose

void _XsMotifSide::_expose (XEvent *event)
{
   if (_topShadowGC == 0) // JACS
     return;

// Clear out the window first

   if (event != 0)
      XClearWindow (XtDisplay (_base), XtWindow (_base));
   
   Dimension   w, h;

// Get the size of the side

   XtVaGetValues (_base, XmNwidth, &w, XmNheight, &h, NULL);
   
// Draw the shadow

   _drawShadows (0, 0, w, h, 1);

// Draw the extra lines

   switch (_side)
   {
      case Top:
      {
         _drawLine (1, 1, w - 2, 1, _topShadowGC);
         break;
      }
      case Bottom:
      {
         _drawLine (1, h - 2, w - 2, h - 2, _bottomShadowGC);
         break;
      }
      case Left:
      {
         _drawLine (1, 1, 1, h - 2, _topShadowGC);
         break;
      }
      case Right:
      {
         _drawLine (w - 2, 1, w - 2, h - 2, _bottomShadowGC);
         break;
      }
      default:
         assert (0);
   }
}
         
// _input

void _XsMotifSide::_input (XEvent *event)
{
   switch (event->type)
   {
      case ButtonPress:
      {
         if (event->xbutton.button == 2)
         {
            XsMoveOutline move (_win->base ( ));

// Start the move

            if (move.go ( ) != False)
            {

// Relocate the window      
   
               _win->setPosition (move.x ( ), move.y ( ));
            }
         }
         else if (event->xbutton.button == 3)
            _win->popupMenu ( );

         break;
      }
      case ButtonRelease:
      {
         switch (event->xbutton.button)
         {
            case 1:
            case 2:
            {
               _win->raise ( );     // Raise the window
               break;
            }
         }
         break;
      }
      case MotionNotify:
      {

// Figure kind of resize we are doing

         int   dir;
         
         if (_side == Top)
            dir = XsResizeOutline::Up;
         else if (_side == Bottom)
            dir = XsResizeOutline::Down;
         else if (_side == Left)
            dir = XsResizeOutline::Left;
         else if (_side == Right)
            dir = XsResizeOutline::Right;
         else
            assert (0);

         XsResizeOutline resize (_win->base ( ), dir);
         resize.setMinSize (_win->minWidth ( ), _win->minHeight ( ));

// Start the resize

         if (resize.go ( ) != False)
         {

// Relocate the window      
   
            _win->setPosition (resize.x ( ), resize.y ( ));
            _win->setSize (resize.width ( ), resize.height ( ));
         }
         break;
      }
   }
}

// _map

void _XsMotifSide::_map ( )
{

// Call the base-class

   _XsMotifComponent::_map ( );

// Install the cursor

   if (_side == Top)
      XDefineCursor (XtDisplay (_base), XtWindow (_base), _cursors[TopCursor]);
   else if (_side == Bottom)
      XDefineCursor (XtDisplay (_base), XtWindow (_base), _cursors[BottomCursor]);
   else if (_side == Left)
      XDefineCursor (XtDisplay (_base), XtWindow (_base), _cursors[LeftCursor]);
   else if (_side == Right)
      XDefineCursor (XtDisplay (_base), XtWindow (_base), _cursors[RightCursor]);
   else
      assert (0);
}

// _configure

void _XsMotifSide::_configure (XEvent *event)
{
   XConfigureEvent *ce = (XConfigureEvent*)event;
   
/*
   Check if window has been resized.  If so, generate an expose event
   to redraw its contents.
*/

   if ((_lastW != ce->width) || (_lastH != ce->height))
   {
      if ((_base != 0) && XtIsManaged (_base))
         XClearArea (XtDisplay (_base), XtWindow (_base), 0, 0, 0, 0, True);

      _lastW = ce->width;
      _lastH = ce->height;
   }
}

// _configureEventHandler

void _XsMotifSide::_configureEventHandler (Widget, XtPointer clientData, XEvent *event, Boolean*)
{
   if (event->type == ConfigureNotify)
   {
      _XsMotifSide *obj = (_XsMotifSide*)clientData;
      obj->_configure (event);
   }
}

/*
   ----------------------------------------------------------------------------
   _XsMotifButton
*/

// Constructor

_XsMotifButton::_XsMotifButton (const char *name, XsMotifWindow *win, Button button) :
   _XsMotifComponent (name, win)
{
   
// Initialize

   _pressed = False;
   _button = button;

// Configure the component

   XtVaSetValues (_base, XmNheight, _buttonSize, XmNwidth, _buttonSize,
      XmNborderWidth, (Dimension)0, NULL);
}

// Destructor

_XsMotifButton::~_XsMotifButton ( )
{
   // Empty
}

// redraw

void _XsMotifButton::redraw ( )
{

// Make sure component is viewable

   if (!XtIsRealized (_base))
      return;
      
// Check if window is viewable

   XWindowAttributes attrs;
   XGetWindowAttributes (XtDisplay (_base), XtWindow (_base), &attrs);
   
   if (attrs.map_state == IsViewable)
      _expose (0);      // Just pretend we got an expose event
}
   
// className

const char *_XsMotifButton::className ( ) const
{
   return ("_XsMotifButton");
}

// _expose

void _XsMotifButton::_expose (XEvent *event)
{
   if (_topShadowGC == 0) // JACS
     return;

   Dimension   w, h;

// Get the size of the button

   XtVaGetValues (_base, XmNwidth, &w, XmNheight, &h, NULL);
   
// Draw the shadow

   _drawShadows (0, 0, w, h, 1, _pressed);

// Draw the extra line

   _drawLine (1, h - 2, w - 2, h - 2, (_pressed) ? _topShadowGC : _bottomShadowGC);

// Check if we need to draw the decal

   if ((_button != Maximize) && (event == 0))
      return;
      
// Compute the decal size

   Dimension dw, dh;
   Boolean  reverse = False;
   
   switch (_button)
   {
      case Menu:
      {
         dw = _buttonSize - 6;
	 dh = 4;
         break;            
      }
      case Minimize:
      {
         dw = dh = 4;
         break;
      }
      case Maximize:
      {
         dw = _buttonSize - 6;
         dh = dw - 1;

         if (_win->maximized ( ))
            reverse = True;
            
         break;
      }
      default:
         assert (0);
   }

// Draw the decal

   _drawShadows ((w / 2) - (dw / 2), (h / 2) - (dh / 2), dw, dh, 1, reverse);
}

// _input

void _XsMotifButton::_input (XEvent *event)
{
   static Time lastTime = (Time)0;
   
   switch (event->type)
   {
      case ButtonPress:
      {
         if (event->xbutton.button == 1)
         {
            _pressed = True;
         
            if (_button == Menu)
            {

// Get double-click time

               int multiClick = XtGetMultiClickTime (XtDisplay (_base));

// Check for double-click

               if ((event->xbutton.time - lastTime) <= multiClick)
               {
                  _win->close ( );
                  return;
               }                  
               else
                  lastTime = event->xbutton.time;                  

// Redraw the button (pushed-in)

               redraw ( );

// Popup the menu

               _win->popupMenu (False);

// The menu will consume the ButtonRelease, so fake one

               _pressed = False;
               redraw ( );

            }
            else if ((_button == Minimize) || (_button == Maximize))
            {
               redraw ( );
            }
         }
         else if (event->xbutton.button == 2)            
         {
            XsMoveOutline move (_win->base ( ));

// Start the move

            if (move.go ( ) != False)
            {

// Relocate the window      
   
               _win->setPosition (move.x ( ), move.y ( ));
            }
         }
         else if (event->xbutton.button == 3)
            _win->popupMenu ( );

         break;
      }
      case ButtonRelease:
      {
         if (event->xbutton.button == 1)
         {
            _pressed = False;

// Check if pointer is really in the window

            XButtonEvent *b = &event->xbutton;
            Dimension width, height;
            Boolean  inWindow = False;

            XtVaGetValues (_base, XmNwidth, &width, XmNheight, &height, NULL);
            if ((b->x >= 0) && (b->y >= 0) && (b->x < width) && (b->y < height))
               inWindow = True;

            if (_button == Minimize)
            {
               if (inWindow)
               {
                  if (_win->minimized ( ))
                     _win->restore ( );
                  else
                     _win->minimize ( );
               }
               else
                  redraw ( );
            }
            else if (_button == Maximize)
            {
               if (inWindow)
               {
                  if (_win->maximized ( ))
                     _win->restore ( );
                  else
                     _win->maximize ( );
               }
               else                  
                  redraw ( );
            }
         }
         break;
      }
   }
}

// _map

void _XsMotifButton::_map ( )
{
   
// Call the base-class
      
   _XsMotifComponent::_map ( );
	 
// Raise ourself

   XRaiseWindow (XtDisplay (_base), XtWindow (_base));
}
   
/*
   ----------------------------------------------------------------------------
   _XsMotifTitle
*/

XtResource _XsMotifTitle::_resourceList[] = {
   {
      "title",
      "Title",
      XmRString,
      sizeof (String),
      XtOffset (_XsMotifTitle*, _titleString),
      XmRImmediate,
      NULL
   },
   {
      "titleFont",
      "TitleFont",
      XmRFontStruct,
      sizeof (XFontStruct*),
      XtOffset (_XsMotifTitle*, _titleFont),
      XmRString,
      "-*-helvetica-bold-o-normal-*-14-*-*-*-*-*-iso8859-1"
   }
};

// Constructor

_XsMotifTitle::_XsMotifTitle (const char *name, XsMotifWindow *win) :
   _XsMotifComponent (name, win)
{
   
// Initialize

   _pressed = False;
   _titleString = 0;
   _titleFont = 0;
   _fontGC = 0;
   _lastW = _lastH = -1;
   
// Get resources
   
   _getResources (_resourceList, XtNumber (_resourceList));

// Copy title string to local memory

   if (_titleString != 0)
   {
      char *tmp = new char[strlen (_titleString) + 1];
      strcpy (tmp, _titleString);
      _titleString = tmp;
   }
         
// Configure the title

   XtVaSetValues (_base,  XmNheight, _buttonSize, XmNborderWidth,
      (Dimension)0, NULL);

// Install event handler

   XtAddEventHandler (_base, StructureNotifyMask, False, _configureEventHandler, (XtPointer)this);
}

// Destructor

_XsMotifTitle::~_XsMotifTitle ( )
{
   if (_fontGC)
      XtReleaseGC (_base, _fontGC);

   delete [] _titleString;
}

// setTitle

void _XsMotifTitle::setTitle (const char *title)
{
   assert (title != 0);
      
   delete [] _titleString;
   
   _titleString = new char[strlen (title) + 1];
   strcpy (_titleString, title);
}   

// className

const char *_XsMotifTitle::className ( ) const
{
   return ("_XsMotifTitle");
}

// _componentDestroyed

void _XsMotifTitle::_componentDestroyed ( )
{
   
// Clean up the GCs

   if (_fontGC)
      XtReleaseGC (_base, _fontGC);

   _fontGC = 0;
   
// Call base-class

   _XsMotifComponent::_componentDestroyed ( );
}
   
// _redraw

void _XsMotifTitle::_redraw ( )
{
   _expose (0);      // Just pretend we got an expose event
}

// _expose

void _XsMotifTitle::_expose (XEvent *event)
{
   if (_topShadowGC == 0) // JACS
     return;

// Clear out the window first

   if (event != 0)
      XClearWindow (XtDisplay (_base), XtWindow (_base));
   
   Dimension   w, h;

// Get the size of the button

   XtVaGetValues (_base, XmNwidth, &w, XmNheight, &h, NULL);
   
// Draw the shadow

   _drawShadows (0, 0, w, h, 1, _pressed);

// Draw the extra line

   _drawLine (1, h - 2, w - 2, h - 2, (_pressed) ? _topShadowGC : _bottomShadowGC);

// If this is an artificial event, no need continuing

   if (event == 0)
      return;
      
// Draw the text string

   const int LeftOffset = 5;
   const int TopOffset = 2;

// Figure out the title

   const char *title = (_titleString != 0) ? _titleString : _win->name ( );
         
   if ((title != 0) && (title[0] != '\0'))
   {
      int len = strlen (title);

      XDrawString (XtDisplay (_base), XtWindow (_base), _fontGC,
         LeftOffset, TopOffset + _titleFont->ascent, title, len);
   }
}

// _input

void _XsMotifTitle::_input (XEvent *event)
{
   switch (event->type)
   {
      case ButtonPress:
      {
         switch (event->xbutton.button)
         {
            case 1: