widget/src/photon/nsScreenPh.cpp

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  37
  38 #include "nsScreenPh.h"
  39
  40 #include <Pt.h>
  41 #include "nsPhGfxLog.h"
  42
  43 nsScreenPh :: nsScreenPh ( ) {
  44   PhSysInfo_t       SysInfo;
  45   PhRect_t          rect;
  46   char              *p;
  47   int               inp_grp;
  48   PhRid_t           rid;
  49   PhRegion_t        region;
  50
  51         p = NULL;
  52
  53         /* Initialize the data members */
  54         /* Get the Screen Size and Depth*/
  55         p = getenv("PHIG");
  56         if( p ) inp_grp = atoi(p);
  57         else inp_grp = 1;
  58
  59         PhQueryRids( 0, 0, inp_grp, Ph_INPUTGROUP_REGION, 0, 0, 0, &rid, 1 );
  60         PhRegionQuery( rid, &region, &rect, NULL, 0 );
  61         inp_grp = region.input_group;
  62         PhWindowQueryVisible( Ph_QUERY_IG_POINTER, 0, inp_grp, &rect );
  63         mWidth  = rect.lr.x - rect.ul.x + 1;
  64         mHeight = rect.lr.y - rect.ul.y + 1;
  65
  66         /* Get the System Info for the RID */
  67         if( PhQuerySystemInfo(rid, NULL, &SysInfo ) ) {
  68                 /* Make sure the "color_bits" field is valid */
  69                 if( SysInfo.gfx.valid_fields & Ph_GFX_COLOR_BITS ) mPixelDepth = SysInfo.gfx.color_bits;
  70                 }
  71         }
  72
  73 nsScreenPh :: ~nsScreenPh( ) { }
  74
  75 // addref, release, QI
  76 NS_IMPL_ISUPPORTS1(nsScreenPh, nsIScreen)
  77
  78 NS_IMETHODIMP nsScreenPh :: GetPixelDepth( PRInt32 *aPixelDepth ) {
  79         *aPixelDepth = mPixelDepth;
  80         return NS_OK;
  81         } // GetPixelDepth
  82
  83
  84 NS_IMETHODIMP nsScreenPh :: GetColorDepth( PRInt32 *aColorDepth ) {
  85   return GetPixelDepth ( aColorDepth );
  86         }
  87
  88 NS_IMETHODIMP nsScreenPh :: GetRect( PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight ) {
  89   *outTop = 0;
  90   *outLeft = 0;
  91   *outWidth = mWidth;
  92   *outHeight = mHeight;
  93   return NS_OK;
  94         }
  95
  96 NS_IMETHODIMP nsScreenPh :: GetAvailRect( PRInt32 *outLeft, PRInt32 *outTop, PRInt32 *outWidth, PRInt32 *outHeight ) {
  97   *outTop = 0;
  98   *outLeft = 0;
  99   *outWidth = mWidth;
 100   *outHeight = mHeight;
 101   return NS_OK;
 102         }