backup/barrier
1
0
Fork 0
mirror of https://github.com/debauchee/barrier.git synced 2026-05-08 14:41:57 +08:00
Code Issues Projects Releases Wiki Activity

added platform independent clipboard transfer stuff

Browse Source 
clipboard owner support (MS windows done, X windows partial)
added key transfer on ms windows
mutex fixes in CClient (had race conditions)
faster debug output in ms windows
changed temporary screen name to "secondary"
network fixes on ms windows (poll returned wrong result)
fixed transparent cursor on ms windows
This commit is contained in:
crs
2001-11-25 18:32:41 +00:00
parent 3f6146b15f
commit f15c9df85b
43 changed files with 1590 additions and 324 deletions
Download Patch File Download Diff File Expand all files Collapse all files

176
client/CMSWindowsSecondaryScreen.cpp
View File

@@ -1,5 +1,7 @@
#include "CMSWindowsSecondaryScreen.h"
#include "CMSWindowsClipboard.h"
#include "CClient.h"
#include "CClipboard.h"
#include "CThread.h"
#include "CLog.h"
#include <assert.h>
@@ -10,7 +12,8 @@
CMSWindowsSecondaryScreen::CMSWindowsSecondaryScreen() :
m_client(NULL),
m_window(NULL)
m_window(NULL),
m_nextClipboardWindow(NULL)
{
// do nothing
}
@@ -20,6 +23,8 @@ CMSWindowsSecondaryScreen::~CMSWindowsSecondaryScreen()
assert(m_window == NULL);
}
static CString s_log;
static CString s_logMore;
static HWND s_debug = NULL;
static HWND s_debugLog = NULL;
static DWORD s_thread = 0;
@@ -32,39 +37,40 @@ static BOOL CALLBACK WINAPI debugProc(HWND, UINT msg, WPARAM wParam, LPARAM lPar
case WM_CLOSE:
PostQuitMessage(0);
return TRUE;
case WM_APP:
if (!s_logMore.empty()) {
if (s_log.size() > 20000)
s_log = s_logMore;
else
s_log += s_logMore;
s_logMore = "";
SendMessage(s_debugLog, WM_SETTEXT, FALSE, (LPARAM)(LPCTSTR)s_log.c_str());
SendMessage(s_debugLog, EM_SETSEL, s_log.size(), s_log.size());
SendMessage(s_debugLog, EM_SCROLLCARET, 0, 0);
}
return TRUE;
}
return FALSE;
}
static void debugOutput(const char* msg)
{
if (s_thread != 0) {
const DWORD threadID = ::GetCurrentThreadId();
if (threadID != s_thread) {
GetDesktopWindow();
AttachThreadInput(threadID, s_thread, TRUE);
}
}
DWORD len = SendMessage(s_debugLog, WM_GETTEXTLENGTH, 0, 0);
if (len > 20000) {
SendMessage(s_debugLog, EM_SETSEL, -1, 0);
SendMessage(s_debugLog, WM_SETTEXT, FALSE, (LPARAM)(LPCTSTR)msg);
}
else {
SendMessage(s_debugLog, EM_SETSEL, -1, len);
SendMessage(s_debugLog, EM_REPLACESEL, FALSE, (LPARAM)(LPCTSTR)msg);
}
SendMessage(s_debugLog, EM_SCROLLCARET, 0, 0);
s_logMore += msg;
PostMessage(s_debug, WM_APP, 0, 0);
}
void CMSWindowsSecondaryScreen::run()
{
CLog::setOutputter(&debugOutput);
log((CLOG_INFO "entering event loop"));
doRun();
log((CLOG_INFO "exiting event loop"));
CLog::setOutputter(NULL);
}
void CMSWindowsSecondaryScreen::stop()
{
log((CLOG_INFO "requesting event loop stop"));
doStop();
}
@@ -73,6 +79,8 @@ void CMSWindowsSecondaryScreen::open(CClient* client)
assert(m_client == NULL);
assert(client != NULL);
log((CLOG_INFO "opening screen"));
// set the client
m_client = client;
@@ -84,6 +92,8 @@ void CMSWindowsSecondaryScreen::close()
{
assert(m_client != NULL);
log((CLOG_INFO "closing screen"));
// close the display
closeDisplay();
@@ -95,6 +105,8 @@ void CMSWindowsSecondaryScreen::enter(SInt32 x, SInt32 y)
{
assert(m_window != NULL);
log((CLOG_INFO "entering screen at %d,%d", x, y));
// warp to requested location
SInt32 w, h;
getScreenSize(&w, &h);
@@ -104,6 +116,7 @@ void CMSWindowsSecondaryScreen::enter(SInt32 x, SInt32 y)
0, 0);
// show cursor
log((CLOG_INFO "show cursor"));
ShowWindow(m_window, SW_HIDE);
}
@@ -111,6 +124,8 @@ void CMSWindowsSecondaryScreen::leave()
{
assert(m_window != NULL);
log((CLOG_INFO "leaving screen"));
// move hider window under the mouse (rather than moving the mouse
// somewhere else on the screen)
POINT point;
@@ -118,10 +133,27 @@ void CMSWindowsSecondaryScreen::leave()
MoveWindow(m_window, point.x, point.y, 1, 1, FALSE);
// raise and show the hider window. take activation.
log((CLOG_INFO "hide cursor"));
ShowWindow(m_window, SW_SHOWNORMAL);
// hide cursor by moving it into the hider window
SetCursorPos(point.x, point.y);
// if we think we own the clipboard but we don't then somebody
// grabbed the clipboard on this screen without us knowing.
// tell the server that this screen grabbed the clipboard.
//
// this works around bugs in the clipboard viewer chain.
// sometimes NT will simply never send WM_DRAWCLIPBOARD
// messages for no apparent reason and rebooting fixes the
// problem. since we don't want a broken clipboard until the
// next reboot we do this double check. clipboard ownership
// won't be reflected on other screens until we leave but at
// least the clipboard itself will work.
HWND clipboardOwner = GetClipboardOwner();
if (m_clipboardOwner != clipboardOwner) {
m_clipboardOwner = clipboardOwner;
if (m_clipboardOwner != m_window) {
m_client->onClipboardChanged();
}
}
}
void CMSWindowsSecondaryScreen::keyDown(
@@ -222,6 +254,25 @@ void CMSWindowsSecondaryScreen::mouseWheel(SInt32 delta)
mouse_event(MOUSEEVENTF_WHEEL, 0, 0, delta, 0);
}
void CMSWindowsSecondaryScreen::setClipboard(
const IClipboard* src)
{
assert(m_window != NULL);
CMSWindowsClipboard dst(m_window);
CClipboard::copy(&dst, src);
}
void CMSWindowsSecondaryScreen::grabClipboard()
{
assert(m_window != NULL);
CMSWindowsClipboard clipboard(m_window);
if (clipboard.open()) {
clipboard.close();
}
}
void CMSWindowsSecondaryScreen::getSize(
SInt32* width, SInt32* height) const
{
@@ -233,6 +284,15 @@ SInt32 CMSWindowsSecondaryScreen::getJumpZoneSize() const
return 0;
}
void CMSWindowsSecondaryScreen::getClipboard(
IClipboard* dst) const
{
assert(m_window != NULL);
CMSWindowsClipboard src(m_window);
CClipboard::copy(dst, &src);
}
#include "resource.h" // FIXME
void CMSWindowsSecondaryScreen::onOpenDisplay()
@@ -246,6 +306,10 @@ s_debugLog = ::GetDlgItem(s_debug, IDC_LOG);
CLog::setOutputter(&debugOutput);
ShowWindow(s_debug, SW_SHOWNORMAL);
// initialize clipboard owner to current owner. we don't want
// to take ownership of the clipboard just by starting up.
m_clipboardOwner = GetClipboardOwner();
// create the cursor hiding window. this window is used to hide the
// cursor when it's not on the screen. the window is hidden as soon
// as the cursor enters the screen or the display's real cursor is
@@ -253,19 +317,26 @@ ShowWindow(s_debug, SW_SHOWNORMAL);
m_window = CreateWindowEx(WS_EX_TOPMOST |
WS_EX_TRANSPARENT | WS_EX_TOOLWINDOW,
(LPCTSTR)getClass(), "Synergy",
WS_POPUP | WS_DISABLED,
WS_POPUP,
0, 0, 1, 1, NULL, NULL,
getInstance(),
NULL);
// hide the cursor
leave();
// install our clipboard snooper
m_nextClipboardWindow = SetClipboardViewer(m_window);
}
void CMSWindowsSecondaryScreen::onCloseDisplay()
{
assert(m_window != NULL);
// remove clipboard snooper
ChangeClipboardChain(m_window, m_nextClipboardWindow);
m_nextClipboardWindow = NULL;
// destroy window
DestroyWindow(m_window);
m_window = NULL;
@@ -276,49 +347,56 @@ s_debug = NULL;
s_thread = 0;
}
bool CMSWindowsSecondaryScreen::onEvent(MSG* msg)
bool CMSWindowsSecondaryScreen::onPreTranslate(MSG* msg)
{
if (IsDialogMessage(s_debug, msg)) {
return true;
}
return false;
}
// handle event
switch (msg->message) {
LRESULT CMSWindowsSecondaryScreen::onEvent(
HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam)
{
switch (msg) {
// FIXME -- handle display changes
case WM_PAINT:
ValidateRect(m_window, NULL);
return true;
case WM_MOUSEMOVE:
// mouse was moved. hide the hider window.
ShowWindow(m_window, SW_HIDE);
break;
ValidateRect(hwnd, NULL);
return 0;
case WM_ACTIVATEAPP:
if (msg->wParam == FALSE) {
if (wParam == FALSE) {
// some other app activated. hide the hider window.
log((CLOG_INFO "show cursor"));
ShowWindow(m_window, SW_HIDE);
}
break;
/*
// FIXME -- handle screen resolution changes
case WM_DRAWCLIPBOARD:
log((CLOG_DEBUG "clipboard was taken"));
case SelectionClear:
target->XXX(xevent.xselectionclear.);
break;
// first pass it on
SendMessage(m_nextClipboardWindow, msg, wParam, lParam);
case SelectionNotify:
target->XXX(xevent.xselection.);
break;
// now notify client that somebody changed the clipboard (unless
// we're now the owner, in which case it's because we took
// ownership).
m_clipboardOwner = GetClipboardOwner();
if (m_clipboardOwner != m_window) {
m_client->onClipboardChanged();
}
return 0;
case SelectionRequest:
target->XXX(xevent.xselectionrequest.);
break;
*/
case WM_CHANGECBCHAIN:
if (m_nextClipboardWindow == (HWND)wParam)
m_nextClipboardWindow = (HWND)lParam;
else
SendMessage(m_nextClipboardWindow, msg, wParam, lParam);
return 0;
}
return false;
return DefWindowProc(hwnd, msg, wParam, lParam);
}
static const UINT g_latin1[] =
@@ -745,9 +823,11 @@ static const UINT g_miscellany[] =
/* 0xc8 */ VK_F11, VK_F12, VK_F13, VK_F14, VK_F15, VK_F16, VK_F17, VK_F18,
/* 0xd0 */ VK_F19, VK_F20, VK_F21, VK_F22, VK_F23, VK_F24, 0, 0,
/* 0xd8 */ 0, 0, 0, 0, 0, 0, 0, 0,
/* 0xe0 */ 0, VK_LSHIFT, VK_RSHIFT, VK_LCONTROL,
/* FIXME -- want to use LSHIFT, LCONTROL, and LMENU but those don't seem
* to affect the shift state for VkKeyScan. */
/* 0xe0 */ 0, VK_SHIFT, VK_RSHIFT, VK_CONTROL,
/* 0xe4 */ VK_RCONTROL, VK_CAPITAL, 0, VK_LWIN,
/* 0xe8 */ VK_RWIN, VK_LMENU, VK_RMENU, 0, 0, 0, 0, 0,
/* 0xe8 */ VK_RWIN, VK_MENU, VK_RMENU, 0, 0, 0, 0, 0,
/* 0xf0 */ 0, 0, 0, 0, 0, 0, 0, 0,
/* 0xf8 */ 0, 0, 0, 0, 0, 0, 0, VK_DELETE
};