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checkpoint. making win32 and X primary screen code more similar

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in order to share code later.
This commit is contained in:
crs
2002-07-11 18:58:49 +00:00
parent feeb15a08d
commit ef7fe1f283
10 changed files with 625 additions and 467 deletions
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326
server/CMSWindowsPrimaryScreen.cpp
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@@ -82,11 +82,6 @@ CMSWindowsPrimaryScreen::~CMSWindowsPrimaryScreen()
assert(m_hookLibrary != NULL);
assert(m_window == NULL);
// uninstall screen saver hook
if (m_uninstallScreenSaver != NULL) {
m_uninstallScreenSaver();
}
// done with hook library
FreeLibrary(m_hookLibrary);
}
@@ -127,54 +122,74 @@ CMSWindowsPrimaryScreen::stop()
void
CMSWindowsPrimaryScreen::open()
{
// open the display
openDisplay();
assert(m_window == NULL);
// initialize marks
m_mark = 0;
m_markReceived = 0;
nextMark();
// save cursor pos
POINT pos;
GetCursorPos(&pos);
m_x = pos.x;
m_y = pos.y;
// send screen info
CClientInfo info;
getScreenShape(info.m_x, info.m_y, info.m_w, info.m_h);
info.m_zoneSize = getJumpZoneSize();
info.m_mx = m_x;
info.m_my = m_y;
m_receiver->onInfoChanged(info);
try {
// initialize hook library
m_threadID = GetCurrentThreadId();
m_init(m_threadID);
// compute center pixel of primary screen
m_xCenter = GetSystemMetrics(SM_CXSCREEN) >> 1;
m_yCenter = GetSystemMetrics(SM_CYSCREEN) >> 1;
// open the display
openDisplay();
// get keyboard state
updateKeys();
// create and prepare our window
createWindow();
// set jump zones
m_setZone(info.m_x, info.m_y, info.m_w, info.m_h, info.m_zoneSize);
// set jump zones
m_setZone(info.m_x, info.m_y, info.m_w, info.m_h, info.m_zoneSize);
// initialize marks
m_mark = 0;
m_markReceived = 0;
nextMark();
// collect screen info
getScreenShape(info.m_x, info.m_y, info.m_w, info.m_h);
getCursorPos(info.m_mx, info.m_my);
info.m_zoneSize = getJumpZoneSize();
// save mouse position
m_x = info.m_mx;
m_y = info.m_my;
// compute center pixel of primary screen
getCursorCenter(m_xCenter, m_yCenter);
// get keyboard state
updateKeys();
// get notified of screen saver activation/deactivation
installScreenSaver();
}
catch (...) {
close();
throw;
}
// enter the screen
enterNoWarp();
// send screen info
m_receiver->onInfoChanged(info);
}
void
CMSWindowsPrimaryScreen::close()
{
// close the display
uninstallScreenSaver();
destroyWindow();
closeDisplay();
m_cleanup();
m_threadID = 0;
}
void
CMSWindowsPrimaryScreen::enter(SInt32 x, SInt32 y, bool forScreenSaver)
{
log((CLOG_INFO "entering primary at %d,%d", x, y));
log((CLOG_INFO "entering primary at %d,%d%s", x, y, forScreenSaver ? " for screen saver" : ""));
assert(m_active == true);
assert(m_window != NULL);
// enter the screen
enterNoWarp();
@@ -190,12 +205,13 @@ CMSWindowsPrimaryScreen::leave()
{
log((CLOG_INFO "leaving primary"));
assert(m_active == false);
assert(m_window != NULL);
// all messages prior to now are invalid
nextMark();
// save active window, show ours, and grab mouse/keyboard
if (!onLeave()) {
// show our window
if (!showWindow()) {
return false;
}
@@ -229,6 +245,48 @@ CMSWindowsPrimaryScreen::leave()
// local client now active
m_active = true;
// make sure our idea of clipboard ownership is correct
checkClipboard();
return true;
}
void
CMSWindowsPrimaryScreen::reconfigure(UInt32 activeSides)
{
m_setSides(activeSides);
}
void
CMSWindowsPrimaryScreen::warpCursor(SInt32 x, SInt32 y)
{
// set the cursor position without generating an event
// FIXME -- doesn't this generate an event anyway?
SetCursorPos(x, y);
// save position as last position
m_x = x;
m_y = y;
}
void
CMSWindowsPrimaryScreen::warpCursorToCenter()
{
// warp to center. the extra info tells the hook DLL to send
// SYNERGY_MSG_POST_WARP instead of SYNERGY_MSG_MOUSE_MOVE.
SInt32 x, y, w, h;
getScreenShape(x, y, w, h);
mouse_event(MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE,
(DWORD)((65535.99 * (m_xCenter - x)) / (w - 1)),
(DWORD)((65535.99 * (m_yCenter - y)) / (h - 1)),
0,
0x12345678);
// FIXME -- ignore mouse until we get warp notification?
}
void
CMSWindowsPrimaryScreen::checkClipboard()
{
// 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.
@@ -253,45 +311,13 @@ CMSWindowsPrimaryScreen::leave()
// ignore
}
}
return true;
}
void
CMSWindowsPrimaryScreen::reconfigure(UInt32 activeSides)
{
m_setSides(activeSides);
}
void
CMSWindowsPrimaryScreen::warpCursor(SInt32 x, SInt32 y)
{
// set the cursor position without generating an event
SetCursorPos(x, y);
// save position as last position
m_x = x;
m_y = y;
}
void
CMSWindowsPrimaryScreen::warpCursorToCenter()
{
// warp to center. the extra info tells the hook DLL to send
// SYNERGY_MSG_POST_WARP instead of SYNERGY_MSG_MOUSE_MOVE.
SInt32 x, y, w, h;
getScreenShape(x, y, w, h);
mouse_event(MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE,
(DWORD)((65535.99 * (m_xCenter - x)) / (w - 1)),
(DWORD)((65535.99 * (m_yCenter - y)) / (h - 1)),
0,
0x12345678);
}
void
CMSWindowsPrimaryScreen::setClipboard(ClipboardID /*id*/,
const IClipboard* src)
{
// FIXME -- this is identical to CMSWindowsSecondaryScreen's code
assert(m_window != NULL);
CMSWindowsClipboard dst(m_window);
@@ -301,10 +327,12 @@ CMSWindowsPrimaryScreen::setClipboard(ClipboardID /*id*/,
void
CMSWindowsPrimaryScreen::grabClipboard(ClipboardID /*id*/)
{
// FIXME -- this is identical to CMSWindowsSecondaryScreen's code
assert(m_window != NULL);
CMSWindowsClipboard clipboard(m_window);
if (clipboard.open(0)) {
// FIXME -- don't we need to empty it?
clipboard.close();
}
}
@@ -313,6 +341,7 @@ void
CMSWindowsPrimaryScreen::getClipboard(ClipboardID /*id*/,
IClipboard* dst) const
{
// FIXME -- this is identical to CMSWindowsSecondaryScreen's code
assert(m_window != NULL);
CMSWindowsClipboard src(m_window);
@@ -378,67 +407,6 @@ CMSWindowsPrimaryScreen::isLockedToScreen() const
return false;
}
void
CMSWindowsPrimaryScreen::onOpenDisplay()
{
assert(m_window == NULL);
// save thread id. we'll need to pass this to the hook library.
m_threadID = GetCurrentThreadId();
// initialize hook library
m_init(m_threadID);
try {
// install the screen saver hook
if (m_installScreenSaver != NULL) {
m_installScreenSaver();
}
// get the input desktop and switch to it
if (m_is95Family) {
if (!openDesktop()) {
throw XScreenOpenFailure();
}
}
else {
if (!switchDesktop(openInputDesktop())) {
throw XScreenOpenFailure();
}
}
}
catch (...) {
m_cleanup();
throw;
}
}
void
CMSWindowsPrimaryScreen::onCloseDisplay()
{
// disconnect from desktop
if (m_is95Family) {
closeDesktop();
}
else {
switchDesktop(NULL);
}
// uninstall the screen saver hook
if (m_uninstallScreenSaver != NULL) {
m_uninstallScreenSaver();
}
// cleanup hook library
m_cleanup();
// clear thread id
m_threadID = 0;
assert(m_window == NULL);
assert(m_desk == NULL);
}
bool
CMSWindowsPrimaryScreen::onPreTranslate(MSG* msg)
{
@@ -667,8 +635,7 @@ CMSWindowsPrimaryScreen::onEvent(HWND hwnd, UINT msg,
// do nothing if resolution hasn't changed
if (x != xOld || y != yOld || w != wOld || h != hOld) {
// recompute center pixel of primary screen
m_xCenter = GetSystemMetrics(SM_CXSCREEN) >> 1;
m_yCenter = GetSystemMetrics(SM_CYSCREEN) >> 1;
getCursorCenter(m_xCenter, m_yCenter);
// warp mouse to center if active
if (m_active) {
@@ -720,33 +687,14 @@ CMSWindowsPrimaryScreen::enterNoWarp()
m_setRelay(false);
// restore active window and hide our window
onEnter();
hideWindow();
// all messages prior to now are invalid
nextMark();
}
void
CMSWindowsPrimaryScreen::onEnter()
{
// restore the active window and hide our window. we can only set
// the active window for another thread if we first attach our input
// to that thread.
ReleaseCapture();
if (m_lastActiveWindow != NULL) {
DWORD myThread = GetCurrentThreadId();
if (AttachThreadInput(myThread, m_lastActiveThread, TRUE)) {
// FIXME -- shouldn't raise window if X-Mouse is enabled
// but i have no idea how to do that or check if enabled.
SetActiveWindow(m_lastActiveWindow);
AttachThreadInput(myThread, m_lastActiveThread, FALSE);
}
}
ShowWindow(m_window, SW_HIDE);
}
bool
CMSWindowsPrimaryScreen::onLeave()
CMSWindowsPrimaryScreen::showWindow()
{
// remember the active window before we leave. GetActiveWindow()
// will only return the active window for the thread's queue (i.e.
@@ -776,6 +724,25 @@ CMSWindowsPrimaryScreen::onLeave()
return true;
}
void
CMSWindowsPrimaryScreen::hideWindow()
{
// restore the active window and hide our window. we can only set
// the active window for another thread if we first attach our input
// to that thread.
ReleaseCapture();
if (m_lastActiveWindow != NULL) {
DWORD myThread = GetCurrentThreadId();
if (AttachThreadInput(myThread, m_lastActiveThread, TRUE)) {
// FIXME -- shouldn't raise window if X-Mouse is enabled
// but i have no idea how to do that or check if enabled.
SetActiveWindow(m_lastActiveWindow);
AttachThreadInput(myThread, m_lastActiveThread, FALSE);
}
}
ShowWindow(m_window, SW_HIDE);
}
SInt32
CMSWindowsPrimaryScreen::getJumpZoneSize() const
{
@@ -792,6 +759,55 @@ CMSWindowsPrimaryScreen::nextMark()
PostThreadMessage(m_threadID, SYNERGY_MSG_MARK, m_mark, 0);
}
void
CMSWindowsPrimaryScreen::createWindow()
{
// get the input desktop and switch to it
if (m_is95Family) {
if (!openDesktop()) {
throw XScreenOpenFailure();
}
}
else {
if (!switchDesktop(openInputDesktop())) {
throw XScreenOpenFailure();
}
}
}
void
CMSWindowsPrimaryScreen::destroyWindow()
{
// disconnect from desktop
if (m_is95Family) {
closeDesktop();
}
else {
switchDesktop(NULL);
}
assert(m_window == NULL);
assert(m_desk == NULL);
}
void
CMSWindowsPrimaryScreen::installScreenSaver()
{
// install the screen saver hook
if (m_installScreenSaver != NULL) {
m_installScreenSaver();
}
}
void
CMSWindowsPrimaryScreen::uninstallScreenSaver()
{
// uninstall the screen saver hook
if (m_uninstallScreenSaver != NULL) {
m_uninstallScreenSaver();
}
}
bool
CMSWindowsPrimaryScreen::openDesktop()
{
@@ -835,7 +851,7 @@ CMSWindowsPrimaryScreen::closeDesktop()
if (m_window != NULL) {
// restore active window and hide ours
if (m_active) {
onEnter();
hideWindow();
}
// first remove clipboard snooper
@@ -866,7 +882,7 @@ CMSWindowsPrimaryScreen::switchDesktop(HDESK desk)
if (m_window != NULL) {
// restore active window and hide ours
if (m_active) {
onEnter();
hideWindow();
}
// first remove clipboard snooper
@@ -948,7 +964,7 @@ CMSWindowsPrimaryScreen::switchDesktop(HDESK desk)
// get active window and show ours
if (m_active) {
onLeave();
showWindow();
}
else {
// watch jump zones