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| author | Ulrich Sibiller <uli42@gmx.de> | 2019-06-10 14:18:06 +0200 |
|---|---|---|
| committer | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2019-06-11 12:22:17 +0200 |
| commit | 3fd7e5f93fe0cc3198c5cc2fb5da9635b849c5be (patch) | |
| tree | 1c6687b1c1b606113a29d4eae09262e882db6e2f /nx-X11 | |
| parent | 58cd35745086567b5b1fa0fc7a295e849ac070ce (diff) | |
| download | nx-libs-3fd7e5f93fe0cc3198c5cc2fb5da9635b849c5be.tar.gz nx-libs-3fd7e5f93fe0cc3198c5cc2fb5da9635b849c5be.tar.bz2 nx-libs-3fd7e5f93fe0cc3198c5cc2fb5da9635b849c5be.zip | |
Add nxagentExternalClipboardEventTrap
Diffstat (limited to 'nx-X11')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Events.c | 12 | ||||
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Trap.c | 8 | ||||
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Trap.h | 8 |
3 files changed, 28 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Events.c b/nx-X11/programs/Xserver/hw/nxagent/Events.c index 7ec97dada..4bddbba3a 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Events.c +++ b/nx-X11/programs/Xserver/hw/nxagent/Events.c @@ -2968,7 +2968,19 @@ int nxagentHandleXFixesSelectionNotify(XEvent *X) info.selection = &CurrentSelections[i]; info.kind = xfixesEvent->xfixesselection.subtype; + + /* + * The trap indicates that we are triggered by a clipboard event + * originating from the real X server. In that case we do not + * want to propagate back changes to the real X server, because + * it already knows about them and we would end up in an + * infinite loop of events. If there was a better way to + * identify that situation during Callback processing we could + * get rid of the Trap... + */ + nxagentExternalClipboardEventTrap = 1; CallCallbacks(&SelectionCallback, &info); + nxagentExternalClipboardEventTrap = 0; } } return 1; diff --git a/nx-X11/programs/Xserver/hw/nxagent/Trap.c b/nx-X11/programs/Xserver/hw/nxagent/Trap.c index c582f6a16..f219bb43c 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Trap.c +++ b/nx-X11/programs/Xserver/hw/nxagent/Trap.c @@ -120,3 +120,11 @@ int nxagentXkbCapsTrap = 0; int nxagentXkbNumTrap = 0; + +/* + * Set to indicate we are processing a clipboard event triggered by + * the real X server. This is used to avoid endless loops if callbacks + * would trigger another event by the real X server + */ + +int nxagentExternalClipboardEventTrap = 0; diff --git a/nx-X11/programs/Xserver/hw/nxagent/Trap.h b/nx-X11/programs/Xserver/hw/nxagent/Trap.h index f0884f657..9f0c055c8 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Trap.h +++ b/nx-X11/programs/Xserver/hw/nxagent/Trap.h @@ -121,4 +121,12 @@ extern int nxagentXkbCapsTrap; extern int nxagentXkbNumTrap; +/* + * Set to indicate we are processing a clipboard event triggered by + * the real X server. This is used to avoid endless loops if callbacks + * would trigger another event by the real X server + */ + +extern int nxagentExternalClipboardEventTrap; + #endif /* __Trap_H__ */ |