added a mouse input server device courtesy of Stefano Ceccherini

basicly tested


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8766 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/input_server/devices/Jamfile

@@ -1,2 +1,4 @@
 SubDir OBOS_TOP src add-ons input_server devices ;
 
+SubInclude OBOS_TOP src add-ons input_server devices mouse ;
+

src/add-ons/input_server/devices/mouse/Jamfile

@@ -0,0 +1,7 @@
+SubDir OBOS_TOP src add-ons input_server devices mouse ;
+
+Addon mouse : input_server/devices : 
+	MouseInputDevice.cpp 
+	: false 
+	: be <nogrist>input_server ;
+

src/add-ons/input_server/devices/mouse/MouseInputDevice.cpp

@@ -0,0 +1,156 @@
+/*****************************************************************************/
+// Mouse input server device addon
+// Written by Stefano Ceccherini
+//
+// MouseInputDevice.cpp
+//
+// Copyright (c) 2004 Haiku Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+#include "MouseInputDevice.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+
+const static uint32 kGetMouseMovements = 10099;
+
+struct mouse_movement {
+  int32 ser_fd_index;
+  int32 buttons;
+  int32 xdelta;
+  int32 ydelta;
+  int32 click_count;
+  int32 mouse_mods;
+  int64 mouse_time;
+};
+
+
+extern "C"
+BInputServerDevice *
+instantiate_input_device()
+{
+	return new MouseInputDevice();
+}
+
+
+MouseInputDevice::MouseInputDevice()
+{
+	fQuit = false;
+	fFd = open("dev/input/mouse/ps2/0", O_RDWR);
+	if (fFd >= 0)
+		fThread = spawn_thread(DeviceWatcher, "mouse watcher thread",
+			B_NORMAL_PRIORITY, this);
+	
+	fLogFile = fopen("/boot/home/device_log.log", "w");	
+}
+
+
+MouseInputDevice::~MouseInputDevice()
+{
+	if (fThread >= 0) {
+		status_t dummy;
+		wait_for_thread(fThread, &dummy);
+	}
+	
+	if (fFd >= 0)
+		close(fFd);
+	
+	fclose(fLogFile);
+}
+
+
+status_t
+MouseInputDevice::InitCheck()
+{
+	input_device_ref mouse1 = { "Mouse 1", B_POINTING_DEVICE, (void *)this };
+		
+	input_device_ref *devices[2] = { &mouse1, NULL };
+		
+	if (fFd >= 0 && fThread >= 0) {	
+		RegisterDevices(devices);
+		return BInputServerDevice::InitCheck();
+	}
+	return B_ERROR;
+}
+
+
+status_t
+MouseInputDevice::Start(const char *name, void *cookie)
+{
+	fputs("Start(", fLogFile);
+	fputs(name, fLogFile);
+	fputs(")\n", fLogFile);
+	resume_thread(fThread);
+	
+	return B_OK;
+}
+
+
+status_t
+MouseInputDevice::Stop(const char *device, void *cookie)
+{
+	fputs("Stop()\n", fLogFile);
+	
+	suspend_thread(fThread);
+	
+	return B_OK;
+}
+
+
+status_t
+MouseInputDevice::Control(const char *name, void *cookie,
+						  uint32 command, BMessage *message)
+{
+	fputs("Control()\n", fLogFile);
+	return B_OK;
+}
+
+
+int32
+MouseInputDevice::DeviceWatcher(void *arg)
+{
+	MouseInputDevice *dev = (MouseInputDevice *)arg;
+	mouse_movement movements;
+	BMessage *message;
+	char log[128];
+	while (!dev->fQuit) {
+		ioctl(dev->fFd, kGetMouseMovements, &movements);
+		
+		// TODO: send B_MOUSE_UP/B_MOUSE_DOWN messages
+		
+		message = new BMessage(B_MOUSE_MOVED);
+		if (message) {
+			message->AddInt32("buttons", movements.buttons);
+			message->AddInt32("x", movements.xdelta);
+			message->AddInt32("y", movements.ydelta);
+			snprintf(log, 128, "buttons: %ld, x: %ld, y: %ld\n", 
+				movements.buttons, movements.xdelta, movements.ydelta);
+			
+			fputs(log, dev->fLogFile);
+				
+			dev->EnqueueMessage(message);
+		}
+		snooze(1000);
+	}
+	
+	return 0;
+}
+
+

src/add-ons/input_server/devices/mouse/MouseInputDevice.h

@@ -0,0 +1,60 @@
+/*****************************************************************************/
+// Mouse input server device addon 
+// Written by Stefano Ceccherini 
+//
+// MouseInputDevice.h
+//
+// Copyright (c) 2004 Haiku Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+#ifndef __MOUSEINPUTDEVICE_H
+#define __MOUSEINPUTDEVICE_H
+
+#include <InputServerDevice.h>
+
+#include <stdio.h>
+
+class MouseInputDevice : public BInputServerDevice {
+public:
+	MouseInputDevice();
+	~MouseInputDevice();
+	
+	virtual status_t InitCheck();
+	
+	virtual status_t Start(const char *name, void *cookie);
+	virtual status_t Stop(const char *name, void *cookie);
+	
+	virtual status_t Control(const char *name, void *cookie,
+							 uint32 command, BMessage *message);
+private:
+	int32 fButtons;
+	
+	thread_id fThread;
+	int fFd;
+	bool fQuit;
+	FILE *fLogFile;
+	
+	static int32 DeviceWatcher(void *arg);
+};
+
+extern "C" BInputServerDevice *instantiate_input_device();
+
+#endif
+