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Fix handling of GDK_NONE

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Don't intern "NONE" and warn if GDK_NONE is converted to an
X atom. Problem pointed out in bug 580511.
This commit is contained in:
Matthias Clasen 2009-05-03 21:38:54 -04:00
parent e4bbfd9a4b
commit 6aa6338578
2 changed files with 13 additions and 8 deletions
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16
gdk/x11/gdkproperty-x11.c
View File

@ -44,7 +44,7 @@ static GHashTable *virtual_atom_hash;
static const gchar xatoms_string[] =
/* These are all the standard predefined X atoms */
"NONE\0"
"\0" /* leave a space for None, even though it is not a predefined atom */
"PRIMARY\0"
"SECONDARY\0"
"ARC\0"
@ -120,12 +120,12 @@ static const gchar xatoms_string[] =
;
static const gint xatoms_offset[] = {
0, 5, 13, 23, 27, 32, 39, 48, 57, 64, 76, 88,
100, 112, 124, 136, 148, 160, 169, 174, 182, 189, 195, 205,
222, 236, 249, 262, 278, 291, 305, 317, 324, 333, 340, 351,
360, 378, 391, 404, 412, 428, 442, 456, 466, 477, 487, 497,
511, 525, 537, 549, 568, 588, 605, 623, 636, 645, 656, 663,
674, 685, 695, 702, 712, 724, 734, 745, 754, 771
0, 1, 9, 19, 23, 28, 35, 44, 53, 60, 72, 84,
96, 108, 120, 132, 144, 156, 165, 170, 178, 185, 189, 201,
218, 232, 245, 258, 274, 287, 301, 313, 320, 329, 336, 347,
356, 374, 387, 400, 408, 424, 438, 452, 462, 473, 483, 493,
507, 521, 533, 545, 564, 584, 601, 619, 632, 641, 652, 659,
670, 681, 691, 698, 708, 720, 730, 741, 750, 767
};
#define N_CUSTOM_PREDEFINED 1
@ -189,6 +189,7 @@ gdk_x11_atom_to_xatom_for_display (GdkDisplay *display,
Atom xatom = None;
g_return_val_if_fail (GDK_IS_DISPLAY (display), None);
g_return_val_if_fail (atom != GDK_NONE, None);
if (display->closed)
return None;
@ -292,6 +293,7 @@ gdk_x11_xatom_to_atom_for_display (GdkDisplay *display,
GdkAtom virtual_atom = GDK_NONE;
g_return_val_if_fail (GDK_IS_DISPLAY (display), GDK_NONE);
g_return_val_if_fail (xatom != None, GDK_NONE);
if (display->closed)
return GDK_NONE;

5
gdk/x11/gdkselection-x11.c
View File

@ -404,7 +404,10 @@ gdk_selection_send_notify_for_display (GdkDisplay *display,
xevent.requestor = requestor;
xevent.selection = gdk_x11_atom_to_xatom_for_display (display, selection);
xevent.target = gdk_x11_atom_to_xatom_for_display (display, target);
xevent.property = gdk_x11_atom_to_xatom_for_display (display, property);
if (property == GDK_NONE)
xevent.property = None;
else
xevent.property = gdk_x11_atom_to_xatom_for_display (display, property);
xevent.time = time;
_gdk_send_xevent (display, requestor, False, NoEventMask, (XEvent*) & xevent);