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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:38 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:38 +0100
commit9bfca1c2da8a72613ebf7406ef40f74ebe9799cb (patch)
tree54795448b42afda310958ceef128863ad2065a91 /nxcompshad/Input.cpp
parent5e502cbb195be17d5d742295f4a2e6f0c603a8d7 (diff)
parentbf85c6e696693ef5a277c0334c01493dedf4fadd (diff)
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Merge branch 'nxcompshad'
Diffstat (limited to 'nxcompshad/Input.cpp')
-rw-r--r--nxcompshad/Input.cpp167
1 files changed, 167 insertions, 0 deletions
diff --git a/nxcompshad/Input.cpp b/nxcompshad/Input.cpp
new file mode 100644
index 000000000..f9bf1810d
--- /dev/null
+++ b/nxcompshad/Input.cpp
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+/**************************************************************************/
+/* */
+/* Copyright (c) 2001, 2011 NoMachine, http://www.nomachine.com/. */
+/* */
+/* NXCOMPSHAD, NX protocol compression and NX extensions to this software */
+/* are copyright of NoMachine. Redistribution and use of the present */
+/* software is allowed according to terms specified in the file LICENSE */
+/* which comes in the source distribution. */
+/* */
+/* Check http://www.nomachine.com/licensing.html for applicability. */
+/* */
+/* NX and NoMachine are trademarks of Medialogic S.p.A. */
+/* */
+/* All rights reserved. */
+/* */
+/**************************************************************************/
+
+#include <string.h>
+
+#define PANIC
+#define WARNING
+#undef TEST
+#undef DEBUG
+
+#include "Input.h"
+#include "Logger.h"
+
+Input::Input()
+{
+ logTrace("Input::Input");
+
+ eventsHead_ = NULL;
+ eventsTail_ = NULL;
+ keymap_ = NULL;
+}
+
+Input::~Input()
+{
+ logTrace("Input::~Input");
+
+ Event *head = eventsHead_;
+
+ while (head)
+ {
+ Event *next = head -> next;
+
+ delete head -> event;
+ delete head;
+
+ head = next;
+ }
+
+ if (keymap_ != NULL)
+ {
+ logDebug("Input::~Input", "Delete keymap_ [%p].", keymap_);
+
+ delete [] keymap_;
+ }
+}
+
+void Input::pushEvent(Display *display, XEvent *event)
+{
+ Event *tail = new Event;
+
+ if (tail == NULL)
+ {
+ logError("Input::pushEvent", ESET(ENOMEM));
+
+ return;
+ }
+
+ tail -> next = NULL;
+ tail -> display = display;
+ tail -> event = event;
+
+ if (eventsHead_ == NULL)
+ {
+ eventsHead_ = tail;
+ }
+ else
+ {
+ eventsTail_ -> next = tail;
+ }
+
+ eventsTail_ = tail;
+}
+
+XEvent *Input::popEvent()
+{
+ Event *head = eventsHead_;
+
+ if (head == NULL)
+ {
+ return 0;
+ }
+
+ XEvent *event = head -> event;
+
+ eventsHead_ = head -> next;
+
+ delete head;
+
+ if (eventsHead_ == NULL)
+ {
+ eventsTail_ = NULL;
+ }
+
+ return event;
+}
+
+int Input::removeAllEvents(Display *display)
+{
+ logTrace("Input::removeAllEvents");
+
+ int nRemoved = 0;
+
+ Event *current = eventsHead_;
+
+ while (current)
+ {
+ if (display == current -> display)
+ {
+ //
+ // Update head of list.
+ //
+
+ if (current == eventsHead_)
+ {
+ eventsHead_ = current -> next;
+ }
+
+ //
+ // Update tail of list.
+ //
+
+ if (current == eventsTail_)
+ {
+ eventsTail_ = eventsHead_;
+
+ while (eventsTail_ && eventsTail_ -> next)
+ {
+ eventsTail_ = eventsTail_ -> next;
+ }
+ }
+
+ //
+ // Remove event.
+ //
+
+ Event *next = current -> next;
+
+ delete current -> event;
+ delete current;
+
+ current = next;
+
+ nRemoved++;
+ }
+ else
+ {
+ current = current -> next;
+ }
+ }
+
+ return nRemoved;
+}
+