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Viewing changes to unity/unity_window_decorator/src/blurprops.c

  • Committer: David Barth
  • Date: 2011-04-05 20:20:54 UTC
  • Revision ID: david.barth@canonical.com-20110405202054-fnh0y5t2s228mf4k
re-integrate the unity-window-decorator, for real this time

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Lines of Context:
unity/unity_window_decorator/src/blurprops.c
 
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#include "gtk-window-decorator.h"
 
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void
 
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decor_update_blur_property (decor_t *d,
 
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                            int     width,
 
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                            int     height,
 
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                            Region  top_region,
 
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                            int     top_offset,
 
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                            Region  bottom_region,
 
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                            int     bottom_offset,
 
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                            Region  left_region,
 
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                            int     left_offset,
 
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                            Region  right_region,
 
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                            int     right_offset)
 
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{
 
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    Display *xdisplay = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
 
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    long    *data = NULL;
 
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    int     size = 0;
 
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    if (blur_type != BLUR_TYPE_ALL)
 
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    {
 
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        bottom_region = NULL;
 
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        left_region   = NULL;
 
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        right_region  = NULL;
 
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        if (blur_type != BLUR_TYPE_TITLEBAR)
 
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            top_region = NULL;
 
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    }
 
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    if (top_region)
 
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        size += top_region->numRects;
 
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    if (bottom_region)
 
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        size += bottom_region->numRects;
 
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    if (left_region)
 
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        size += left_region->numRects;
 
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    if (right_region)
 
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        size += right_region->numRects;
 
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    if (size)
 
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        data = (long *) malloc (sizeof (long) * (2 + size * 6));
 
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    if (data)
 
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    {
 
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        decor_region_to_blur_property (data, 4, 0, width, height,
 
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                                       top_region, top_offset,
 
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                                       bottom_region, bottom_offset,
 
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                                       left_region, left_offset,
 
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                                       right_region, right_offset);
 
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        gdk_error_trap_push ();
 
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        XChangeProperty (xdisplay, d->prop_xid,
 
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                         win_blur_decor_atom,
 
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                         XA_INTEGER,
 
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                         32, PropModeReplace, (guchar *) data,
 
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                         2 + size * 6);
 
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        gdk_display_sync (gdk_display_get_default ());
 
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        gdk_error_trap_pop ();
 
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        free (data);
 
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    }
 
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    else
 
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    {
 
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        gdk_error_trap_push ();
 
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        XDeleteProperty (xdisplay, d->prop_xid, win_blur_decor_atom);
 
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        gdk_display_sync (gdk_display_get_default ());
 
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        gdk_error_trap_pop ();
 
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    }
 
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}
 
 
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