/** Handle an unmap notify event. */
void HandleUnmapNotify(const XUnmapEvent *event) {
ClientNode *np;
XEvent e;
Assert(event);
np = FindClientByWindow(event->window);
if(np && np->window == event->window) {
if(JXCheckTypedWindowEvent(display, np->window, DestroyNotify, &e)) {
HandleDestroyNotify(&e.xdestroywindow);
return;
}
if(np->controller) {
(np->controller)(1);
}
if(np->state.status & STAT_MAPPED) {
np->state.status &= ~STAT_MAPPED;
JXUnmapWindow(display, np->parent);
WriteState(np);
UpdateTaskBar();
UpdatePager();
}
}
}
/** Change to the specified desktop. */
void ChangeDesktop(unsigned int desktop) {
ClientNode *np;
unsigned int x;
if(desktop >= desktopCount) {
return;
}
if(currentDesktop == desktop && !initializing) {
return;
}
/* Hide clients from the old desktop.
* Note that we show clients in a separate loop to prevent an issue
* with clients losing focus.
*/
for(x = 0; x < LAYER_COUNT; x++) {
for(np = nodes[x]; np; np = np->next) {
if(np->state.status & STAT_STICKY) {
continue;
}
if(np->state.desktop == currentDesktop) {
HideClient(np);
}
}
}
/* Show clients on the new desktop. */
for(x = 0; x < LAYER_COUNT; x++) {
for(np = nodes[x]; np; np = np->next) {
if(np->state.status & STAT_STICKY) {
continue;
}
if(np->state.desktop == desktop) {
ShowClient(np);
}
}
}
currentDesktop = desktop;
SetCardinalAtom(rootWindow, ATOM_NET_CURRENT_DESKTOP, currentDesktop);
SetCardinalAtom(rootWindow, ATOM_WIN_WORKSPACE, currentDesktop);
RestackClients();
UpdatePager();
UpdateTaskBar();
LoadBackground(desktop);
}
/** Handle a property notify event. */
int HandlePropertyNotify(const XPropertyEvent *event) {
ClientNode *np;
int changed;
np = FindClientByWindow(event->window);
if(np) {
changed = 0;
switch(event->atom) {
case XA_WM_NAME:
ReadWMName(np);
changed = 1;
break;
case XA_WM_NORMAL_HINTS:
ReadWMNormalHints(np);
changed = 1;
break;
case XA_WM_HINTS:
case XA_WM_ICON_NAME:
case XA_WM_CLIENT_MACHINE:
break;
default:
if(event->atom == atoms[ATOM_WM_COLORMAP_WINDOWS]) {
ReadWMColormaps(np);
UpdateClientColormap(np);
} else if(event->atom == atoms[ATOM_NET_WM_ICON]) {
LoadIcon(np);
changed = 1;
} else if(event->atom == atoms[ATOM_NET_WM_NAME]) {
ReadWMName(np);
changed = 1;
} else if(event->atom == atoms[ATOM_NET_WM_STRUT_PARTIAL]) {
ReadClientStrut(np);
} else if(event->atom == atoms[ATOM_NET_WM_STRUT]) {
ReadClientStrut(np);
}
break;
}
if(changed) {
DrawBorder(np, NULL);
UpdateTaskBar();
UpdatePager();
}
if(np->state.status & STAT_WMDIALOG) {
return 0;
} else {
return 1;
}
}
return 1;
}
/** Handle a map request. */
void HandleMapRequest(const XMapEvent *event) {
ClientNode *np;
Assert(event);
if(CheckSwallowMap(event)) {
return;
}
np = FindClientByWindow(event->window);
if(!np) {
JXSync(display, False);
JXGrabServer(display);
np = AddClientWindow(event->window, 0, 1);
if(np) {
if(focusModel == FOCUS_CLICK && !(np->state.status & STAT_NOFOCUS)) {
FocusClient(np);
}
} else {
JXMapWindow(display, event->window);
}
JXSync(display, False);
JXUngrabServer(display);
} else {
if(!(np->state.status & STAT_MAPPED)) {
np->state = ReadWindowState(np->window);
np->state.status |= STAT_MAPPED;
if(!(np->state.status & STAT_STICKY)) {
np->state.desktop = currentDesktop;
}
JXMapWindow(display, np->window);
JXMapWindow(display, np->parent);
if(!(np->state.status & STAT_NOFOCUS)) {
RaiseClient(np);
FocusClient(np);
}
UpdateTaskBar();
UpdatePager();
}
}
RestackClients();
}
/** Handle a map request. */
void HandleMapRequest(const XMapEvent *event)
{
ClientNode *np;
Assert(event);
if(CheckSwallowMap(event->window)) {
return;
}
np = FindClientByWindow(event->window);
if(!np) {
GrabServer();
np = AddClientWindow(event->window, 0, 1);
if(np) {
if(!(np->state.status & STAT_NOFOCUS)) {
FocusClient(np);
}
} else {
JXMapWindow(display, event->window);
}
UngrabServer();
} else {
if(!(np->state.status & STAT_MAPPED)) {
UpdateState(np);
np->state.status |= STAT_MAPPED;
XMapWindow(display, np->window);
XMapWindow(display, np->parent);
if(!(np->state.status & STAT_STICKY)) {
np->state.desktop = currentDesktop;
}
if(!(np->state.status & STAT_NOFOCUS)) {
FocusClient(np);
RaiseClient(np);
}
WriteState(np);
UpdateTaskBar();
UpdatePager();
}
}
RestackClients();
}
/** Move a client window. */
char MoveClient(ClientNode *np, int startx, int starty, int snap)
{
XEvent event;
int oldx, oldy;
int doMove;
int north, south, east, west;
int height;
int hmax, vmax;
Assert(np);
if(!(np->state.border & BORDER_MOVE)) {
return 0;
}
if(np->state.status & STAT_FULLSCREEN) {
return 0;
}
GrabMouseForMove();
RegisterCallback(0, SignalMove, NULL);
np->controller = MoveController;
shouldStopMove = 0;
oldx = np->x;
oldy = np->y;
vmax = 0;
hmax = 0;
if(!(GetMouseMask() & (Button1Mask | Button2Mask))) {
StopMove(np, 0, oldx, oldy, 0, 0);
return 0;
}
GetBorderSize(&np->state, &north, &south, &east, &west);
startx -= west;
starty -= north;
currentClient = np;
atTop = 0;
atBottom = 0;
atLeft = 0;
atRight = 0;
doMove = 0;
for(;;) {
WaitForEvent(&event);
if(shouldStopMove) {
np->controller = NULL;
SetDefaultCursor(np->parent);
UnregisterCallback(SignalMove, NULL);
return doMove;
}
switch(event.type) {
case ButtonRelease:
if(event.xbutton.button == Button1
|| event.xbutton.button == Button2) {
StopMove(np, doMove, oldx, oldy, hmax, vmax);
return doMove;
}
break;
case MotionNotify:
DiscardMotionEvents(&event, np->window);
np->x = event.xmotion.x_root - startx;
np->y = event.xmotion.y_root - starty;
GetCurrentTime(&moveTime);
atLeft = 0;
atTop = 0;
atRight = 0;
atBottom = 0;
if(event.xmotion.x_root == 0) {
atLeft = 1;
} else if(event.xmotion.x_root == rootWidth - 1) {
atRight = 1;
}
if(event.xmotion.y_root == 0) {
atTop = 1;
} else if(event.xmotion.y_root == rootHeight - 1) {
atBottom = 1;
}
if(snap) {
DoSnap(np);
}
if(!doMove && (abs(np->x - oldx) > MOVE_DELTA
|| abs(np->y - oldy) > MOVE_DELTA)) {
if(np->state.status & (STAT_HMAX | STAT_VMAX)) {
if(np->state.status & STAT_HMAX) {
hmax = 1;
}
if(np->state.status & STAT_VMAX) {
vmax = 1;
}
MaximizeClient(np, 0, 0);
startx = np->width / 2;
starty = -north / 2;
MoveMouse(np->parent, startx, starty);
}
CreateMoveWindow(np);
doMove = 1;
}
if(doMove) {
if(settings.moveMode == MOVE_OUTLINE) {
ClearOutline();
height = north + south;
if(!(np->state.status & STAT_SHADED)) {
height += np->height;
}
DrawOutline(np->x - west, np->y - north,
np->width + west + east, height);
} else {
JXMoveWindow(display, np->parent, np->x - west,
np->y - north);
SendConfigureEvent(np);
}
UpdateMoveWindow(np);
UpdatePager();
}
break;
default:
break;
}
}
}
/** Move a client window (keyboard or menu initiated). */
char MoveClientKeyboard(ClientNode *np)
{
XEvent event;
int oldx, oldy;
int moved;
int height;
int north, south, east, west;
int hmax, vmax;
Assert(np);
if(!(np->state.border & BORDER_MOVE)) {
return 0;
}
if(np->state.status & STAT_FULLSCREEN) {
return 0;
}
hmax = 0;
if(np->state.status & STAT_HMAX) {
hmax = 1;
}
vmax = 0;
if(np->state.status & STAT_VMAX) {
vmax = 1;
}
if(vmax || hmax) {
MaximizeClient(np, 0, 0);
}
if(JUNLIKELY(JXGrabKeyboard(display, np->parent, True, GrabModeAsync,
GrabModeAsync, CurrentTime))) {
Debug("MoveClient: could not grab keyboard");
return 0;
}
GrabMouseForMove();
GetBorderSize(&np->state, &north, &south, &east, &west);
oldx = np->x;
oldy = np->y;
RegisterCallback(0, SignalMove, NULL);
np->controller = MoveController;
shouldStopMove = 0;
CreateMoveWindow(np);
UpdateMoveWindow(np);
MoveMouse(rootWindow, np->x, np->y);
DiscardMotionEvents(&event, np->window);
if(np->state.status & STAT_SHADED) {
height = 0;
} else {
height = np->height;
}
for(;;) {
WaitForEvent(&event);
if(shouldStopMove) {
np->controller = NULL;
SetDefaultCursor(np->parent);
UnregisterCallback(SignalMove, NULL);
return 1;
}
moved = 0;
if(event.type == KeyPress) {
DiscardKeyEvents(&event, np->window);
switch(GetKey(&event.xkey) & 0xFF) {
case KEY_UP:
if(np->y + height > 0) {
np->y -= 10;
}
break;
case KEY_DOWN:
if(np->y < rootHeight) {
np->y += 10;
}
break;
case KEY_RIGHT:
if(np->x < rootWidth) {
np->x += 10;
}
break;
case KEY_LEFT:
if(np->x + np->width > 0) {
np->x -= 10;
}
break;
default:
StopMove(np, 1, oldx, oldy, hmax, vmax);
return 1;
}
MoveMouse(rootWindow, np->x, np->y);
DiscardMotionEvents(&event, np->window);
moved = 1;
} else if(event.type == MotionNotify) {
DiscardMotionEvents(&event, np->window);
np->x = event.xmotion.x;
np->y = event.xmotion.y;
moved = 1;
} else if(event.type == ButtonRelease) {
StopMove(np, 1, oldx, oldy, hmax, vmax);
return 1;
}
if(moved) {
if(settings.moveMode == MOVE_OUTLINE) {
ClearOutline();
DrawOutline(np->x - west, np->y - west,
np->width + west + east, height + north + west);
} else {
JXMoveWindow(display, np->parent, np->x - west, np->y - north);
SendConfigureEvent(np);
}
UpdateMoveWindow(np);
UpdatePager();
}
}
}
/** Wait for an event and process it. */
char WaitForEvent(XEvent *event)
{
struct timeval timeout;
CallbackNode *cp;
fd_set fds;
long sleepTime;
int fd;
char handled;
#ifdef ConnectionNumber
fd = ConnectionNumber(display);
#else
fd = JXConnectionNumber(display);
#endif
/* Compute how long we should sleep. */
sleepTime = 10 * 1000; /* 10 seconds. */
for(cp = callbacks; cp; cp = cp->next) {
if(cp->freq > 0 && cp->freq < sleepTime) {
sleepTime = cp->freq;
}
}
do {
if(restack_pending) {
RestackClients();
restack_pending = 0;
}
if(task_update_pending) {
UpdateTaskBar();
task_update_pending = 0;
}
if(pager_update_pending) {
UpdatePager();
pager_update_pending = 0;
}
while(JXPending(display) == 0) {
FD_ZERO(&fds);
FD_SET(fd, &fds);
timeout.tv_sec = sleepTime / 1000;
timeout.tv_usec = (sleepTime % 1000) * 1000;
if(select(fd + 1, &fds, NULL, NULL, &timeout) <= 0) {
Signal();
}
if(JUNLIKELY(shouldExit)) {
return 0;
}
}
Signal();
JXNextEvent(display, event);
UpdateTime(event);
switch(event->type) {
case ConfigureRequest:
HandleConfigureRequest(&event->xconfigurerequest);
handled = 1;
break;
case MapRequest:
HandleMapRequest(&event->xmap);
handled = 1;
break;
case PropertyNotify:
handled = HandlePropertyNotify(&event->xproperty);
break;
case ClientMessage:
HandleClientMessage(&event->xclient);
handled = 1;
break;
case UnmapNotify:
HandleUnmapNotify(&event->xunmap);
handled = 1;
break;
case Expose:
handled = HandleExpose(&event->xexpose);
break;
case ColormapNotify:
HandleColormapChange(&event->xcolormap);
handled = 1;
break;
case DestroyNotify:
handled = HandleDestroyNotify(&event->xdestroywindow);
break;
case SelectionClear:
handled = HandleSelectionClear(&event->xselectionclear);
break;
case ResizeRequest:
handled = HandleDockResizeRequest(&event->xresizerequest);
break;
case MotionNotify:
SetMousePosition(event->xmotion.x_root, event->xmotion.y_root,
event->xmotion.window);
handled = 0;
break;
case ButtonPress:
case ButtonRelease:
SetMousePosition(event->xbutton.x_root, event->xbutton.y_root,
event->xbutton.window);
handled = 0;
break;
case EnterNotify:
SetMousePosition(event->xcrossing.x_root, event->xcrossing.y_root,
event->xcrossing.window);
handled = 0;
break;
case LeaveNotify:
SetMousePosition(event->xcrossing.x_root, event->xcrossing.y_root,
None);
handled = 0;
break;
case ReparentNotify:
HandleDockReparentNotify(&event->xreparent);
handled = 1;
break;
case ConfigureNotify:
handled = HandleConfigureNotify(&event->xconfigure);
break;
case CreateNotify:
case MapNotify:
case GraphicsExpose:
case NoExpose:
handled = 1;
break;
default:
if(0) {
#ifdef USE_SHAPE
} else if(haveShape && event->type == shapeEvent) {
HandleShapeEvent((XShapeEvent*)event);
handled = 1;
#endif
} else {
handled = 0;
}
break;
}
if(!handled) {
handled = ProcessTrayEvent(event);
}
if(!handled) {
handled = ProcessDialogEvent(event);
}
if(!handled) {
handled = ProcessSwallowEvent(event);
}
if(!handled) {
handled = ProcessPopupEvent(event);
}
} while(handled && JLIKELY(!shouldExit));
return !handled;
}
/** Handle a _NET_MOVERESIZE_WINDOW request. */
void HandleNetMoveResize(const XClientMessageEvent *event, ClientNode *np)
{
long flags;
int gravity;
int deltax, deltay;
Assert(event);
Assert(np);
flags = event->data.l[0] >> 8;
gravity = event->data.l[0] & 0xFF;
if(gravity == 0) {
gravity = np->gravity;
}
GetGravityDelta(np, gravity, &deltax, &deltay);
if(flags & (1 << 2)) {
const long width = event->data.l[3];
switch(gravity) {
case EastGravity:
case NorthEastGravity:
case SouthEastGravity:
/* Right side should not move. */
np->x -= width - np->width;
break;
case WestGravity:
case NorthWestGravity:
case SouthWestGravity:
/* Left side should not move. */
break;
case CenterGravity:
/* Center of the window should not move. */
np->x -= (width - np->width) / 2;
break;
default:
break;
}
np->width = width;
}
if(flags & (1 << 3)) {
const long height = event->data.l[4];
switch(gravity) {
case NorthGravity:
case NorthEastGravity:
case NorthWestGravity:
/* Top should not move. */
break;
case SouthGravity:
case SouthEastGravity:
case SouthWestGravity:
/* Bottom should not move. */
np->y -= height - np->height;
break;
case CenterGravity:
/* Center of the window should not move. */
np->y -= (height - np->height) / 2;
break;
default:
break;
}
np->height = height;
}
if(flags & (1 << 0)) {
np->x = event->data.l[1] - deltax;
}
if(flags & (1 << 1)) {
np->y = event->data.l[2] - deltay;
}
/* Don't let maximized clients be moved or resized. */
if(JUNLIKELY(np->state.status & STAT_FULLSCREEN)) {
SetClientFullScreen(np, 0);
}
if(JUNLIKELY(np->state.status & (STAT_HMAX | STAT_VMAX))) {
MaximizeClient(np, 0, 0);
}
ConstrainSize(np);
ResetBorder(np);
SendConfigureEvent(np);
UpdatePager();
}
/** Handle a property notify event. */
char HandlePropertyNotify(const XPropertyEvent *event)
{
ClientNode *np = FindClientByWindow(event->window);
if(np) {
char changed = 0;
switch(event->atom) {
case XA_WM_NAME:
ReadWMName(np);
changed = 1;
break;
case XA_WM_NORMAL_HINTS:
ReadWMNormalHints(np);
if(ConstrainSize(np)) {
ResetBorder(np);
}
changed = 1;
break;
case XA_WM_HINTS:
if(np->state.status & STAT_URGENT) {
UnregisterCallback(SignalUrgent, np);
}
ReadWMHints(np->window, &np->state, 1);
if(np->state.status & STAT_URGENT) {
RegisterCallback(URGENCY_DELAY, SignalUrgent, np);
}
break;
case XA_WM_TRANSIENT_FOR:
JXGetTransientForHint(display, np->window, &np->owner);
break;
case XA_WM_ICON_NAME:
case XA_WM_CLIENT_MACHINE:
break;
default:
if(event->atom == atoms[ATOM_WM_COLORMAP_WINDOWS]) {
ReadWMColormaps(np);
UpdateClientColormap(np);
} else if(event->atom == atoms[ATOM_WM_PROTOCOLS]) {
ReadWMProtocols(np->window, &np->state);
} else if(event->atom == atoms[ATOM_NET_WM_ICON]) {
LoadIcon(np);
changed = 1;
} else if(event->atom == atoms[ATOM_NET_WM_NAME]) {
ReadWMName(np);
changed = 1;
} else if(event->atom == atoms[ATOM_NET_WM_STRUT_PARTIAL]) {
ReadClientStrut(np);
} else if(event->atom == atoms[ATOM_NET_WM_STRUT]) {
ReadClientStrut(np);
} else if(event->atom == atoms[ATOM_MOTIF_WM_HINTS]) {
UpdateState(np);
WriteState(np);
ResetBorder(np);
}
break;
}
if(changed) {
DrawBorder(np);
UpdateTaskBar();
UpdatePager();
}
if(np->state.status & STAT_WMDIALOG) {
return 0;
} else {
return 1;
}
}
return 1;
}
/** Process a configure request. */
void HandleConfigureRequest(const XConfigureRequestEvent *event)
{
XWindowChanges wc;
ClientNode *np;
if(HandleDockConfigureRequest(event)) {
return;
}
np = FindClientByWindow(event->window);
if(np) {
char changed = 0;
char resized = 0;
int deltax, deltay;
GetGravityDelta(np, np->gravity, &deltax, &deltay);
if((event->value_mask & CWWidth) && (event->width != np->width)) {
switch(np->gravity) {
case EastGravity:
case NorthEastGravity:
case SouthEastGravity:
/* Right side should not move. */
np->x -= event->width - np->width;
break;
case WestGravity:
case NorthWestGravity:
case SouthWestGravity:
/* Left side should not move. */
break;
case CenterGravity:
/* Center of the window should not move. */
np->x -= (event->width - np->width) / 2;
break;
default:
break;
}
np->width = event->width;
changed = 1;
resized = 1;
}
if((event->value_mask & CWHeight) && (event->height != np->height)) {
switch(np->gravity) {
case NorthGravity:
case NorthEastGravity:
case NorthWestGravity:
/* Top should not move. */
break;
case SouthGravity:
case SouthEastGravity:
case SouthWestGravity:
/* Bottom should not move. */
np->y -= event->height - np->height;
break;
case CenterGravity:
/* Center of the window should not move. */
np->y -= (event->height - np->height) / 2;
break;
default:
break;
}
np->height = event->height;
changed = 1;
resized = 1;
}
if((event->value_mask & CWX) && (event->x - deltax != np->x)) {
np->x = event->x - deltax;
changed = 1;
}
if((event->value_mask & CWY) && (event->y - deltay != np->y)) {
np->y = event->y - deltay;
changed = 1;
}
/* Update stacking. */
if((event->value_mask & CWStackMode)) {
Window above = None;
if(event->value_mask & CWSibling) {
above = event->above;
}
RestackClient(np, above, event->detail);
}
/* Return early if there's nothing to do. */
if(!changed) {
return;
}
if(np->controller) {
(np->controller)(0);
}
if(np->state.status & (STAT_VMAX | STAT_HMAX)) {
MaximizeClient(np, 0, 0);
}
if(np->state.border & BORDER_CONSTRAIN) {
resized = 1;
}
if(resized) {
ConstrainSize(np);
ConstrainPosition(np);
ResetBorder(np);
} else {
int north, south, east, west;
GetBorderSize(&np->state, &north, &south, &east, &west);
JXMoveWindow(display, np->parent, np->x - west, np->y - north);
}
SendConfigureEvent(np);
UpdatePager();
} else {
/* We don't know about this window, just let the configure through. */
wc.stack_mode = event->detail;
wc.sibling = event->above;
wc.border_width = event->border_width;
wc.x = event->x;
wc.y = event->y;
wc.width = event->width;
wc.height = event->height;
JXConfigureWindow(display, event->window, event->value_mask, &wc);
}
}
/** Handle a _NET_WM_STATE request. */
void HandleNetWMState(const XClientMessageEvent *event, ClientNode *np)
{
unsigned int x;
char actionMaxH;
char actionMaxV;
char actionStick;
char actionShade;
char actionFullScreen;
char actionMinimize;
char actionNolist;
char actionNopager;
char actionBelow;
char actionAbove;
/* Up to two actions to be applied together. */
actionMaxH = 0;
actionMaxV = 0;
actionStick = 0;
actionShade = 0;
actionFullScreen = 0;
actionMinimize = 0;
actionNolist = 0;
actionNopager = 0;
actionBelow = 0;
actionAbove = 0;
for(x = 1; x <= 2; x++) {
if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_STICKY]) {
actionStick = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_MAXIMIZED_VERT]) {
actionMaxV = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_MAXIMIZED_HORZ]) {
actionMaxH = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_SHADED]) {
actionShade = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_FULLSCREEN]) {
actionFullScreen = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_HIDDEN]) {
actionMinimize = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_SKIP_TASKBAR]) {
actionNolist = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_SKIP_PAGER]) {
actionNopager = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_BELOW]) {
actionBelow = 1;
} else if(event->data.l[x]
== (long)atoms[ATOM_NET_WM_STATE_ABOVE]) {
actionAbove = 1;
}
}
switch(event->data.l[0]) {
case 0: /* Remove */
if(actionStick) {
SetClientSticky(np, 0);
}
if(actionMaxH || actionMaxV) {
if(np->state.status & (STAT_HMAX | STAT_VMAX)) {
MaximizeClient(np, 0, 0);
}
}
if(actionShade) {
UnshadeClient(np);
}
if(actionFullScreen) {
SetClientFullScreen(np, 0);
}
if(actionMinimize) {
RestoreClient(np, 0);
}
if(actionNolist) {
np->state.status &= ~STAT_NOLIST;
UpdateTaskBar();
}
if(actionNopager) {
np->state.status &= ~STAT_NOPAGER;
UpdatePager();
}
if(actionBelow && np->state.layer == LAYER_BELOW) {
SetClientLayer(np, np->state.defaultLayer);
}
if(actionAbove && np->state.layer == LAYER_ABOVE) {
SetClientLayer(np, np->state.defaultLayer);
}
break;
case 1: /* Add */
if(actionStick) {
SetClientSticky(np, 1);
}
if(!(np->state.status & (STAT_HMAX | STAT_VMAX))) {
MaximizeClient(np, actionMaxH, actionMaxV);
}
if(actionShade) {
ShadeClient(np);
}
if(actionFullScreen) {
SetClientFullScreen(np, 1);
}
if(actionMinimize) {
MinimizeClient(np, 1);
}
if(actionNolist) {
np->state.status |= STAT_NOLIST;
UpdateTaskBar();
}
if(actionNopager) {
np->state.status |= STAT_NOPAGER;
UpdatePager();
}
if(actionBelow) {
SetClientLayer(np, LAYER_BELOW);
}
if(actionAbove) {
SetClientLayer(np, LAYER_ABOVE);
}
break;
case 2: /* Toggle */
if(actionStick) {
if(np->state.status & STAT_STICKY) {
SetClientSticky(np, 0);
} else {
SetClientSticky(np, 1);
}
}
if(actionMaxH || actionMaxV) {
MaximizeClient(np, actionMaxH, actionMaxV);
}
if(actionShade) {
if(np->state.status & STAT_SHADED) {
UnshadeClient(np);
} else {
ShadeClient(np);
}
}
if(actionFullScreen) {
if(np->state.status & STAT_FULLSCREEN) {
SetClientFullScreen(np, 0);
} else {
SetClientFullScreen(np, 1);
}
}
if(actionBelow) {
if(np->state.layer == LAYER_BELOW) {
SetClientLayer(np, np->state.defaultLayer);
} else {
SetClientLayer(np, LAYER_BELOW);
}
}
if(actionAbove) {
if(np->state.layer == LAYER_ABOVE) {
SetClientLayer(np, np->state.defaultLayer);
} else {
SetClientLayer(np, LAYER_ABOVE);
}
}
/* Note that we don't handle toggling of hidden per EWMH
* recommendations. */
if(actionNolist) {
np->state.status ^= STAT_NOLIST;
UpdateTaskBar();
}
if(actionNopager) {
np->state.status ^= STAT_NOPAGER;
UpdatePager();
}
break;
default:
Debug("bad _NET_WM_STATE action: %ld", event->data.l[0]);
break;
}
/* Update _NET_WM_STATE if needed.
* The state update is handled elsewhere for the other actions.
*/
if(actionNolist | actionNopager | actionAbove | actionBelow) {
WriteState(np);
}
}
/** Handle a client message. */
void HandleClientMessage(const XClientMessageEvent *event) {
ClientNode *np;
long mask, flags;
#ifdef DEBUG
char *atomName;
#endif
np = FindClientByWindow(event->window);
if(np) {
if(event->message_type == atoms[ATOM_WIN_STATE]) {
mask = event->data.l[0];
flags = event->data.l[1];
if(mask & WIN_STATE_STICKY) {
if(flags & WIN_STATE_STICKY) {
SetClientSticky(np, 1);
} else {
SetClientSticky(np, 0);
}
}
if(mask & WIN_STATE_HIDDEN) {
if(flags & WIN_STATE_HIDDEN) {
np->state.status |= STAT_NOLIST;
} else {
np->state.status &= ~STAT_NOLIST;
}
UpdateTaskBar();
UpdatePager();
}
} else if(event->message_type == atoms[ATOM_WIN_LAYER]) {
SetClientLayer(np, event->data.l[0]);
} else if(event->message_type == atoms[ATOM_WM_CHANGE_STATE]) {
if(np->controller) {
(np->controller)(0);
}
switch(event->data.l[0]) {
case WithdrawnState:
SetClientWithdrawn(np);
break;
case IconicState:
MinimizeClient(np);
break;
case NormalState:
RestoreClient(np, 1);
break;
default:
break;
}
} else if(event->message_type == atoms[ATOM_NET_ACTIVE_WINDOW]) {
RestoreClient(np, 1);
FocusClient(np);
} else if(event->message_type == atoms[ATOM_NET_WM_DESKTOP]) {
if(event->data.l[0] == ~0L) {
SetClientSticky(np, 1);
} else {
if(np->controller) {
(np->controller)(0);
}
if(event->data.l[0] >= 0 && event->data.l[0] < (long)desktopCount) {
np->state.status &= ~STAT_STICKY;
SetClientDesktop(np, event->data.l[0]);
}
}
} else if(event->message_type == atoms[ATOM_NET_CLOSE_WINDOW]) {
DeleteClient(np);
} else if(event->message_type == atoms[ATOM_NET_MOVERESIZE_WINDOW]) {
HandleNetMoveResize(event, np);
} else if(event->message_type == atoms[ATOM_NET_WM_STATE]) {
HandleNetWMState(event, np);
} else {
#ifdef DEBUG
atomName = JXGetAtomName(display, event->message_type);
Debug("Unknown ClientMessage to client: %s", atomName);
JXFree(atomName);
#endif
}
} else if(event->window == rootWindow) {
if(event->message_type == atoms[ATOM_JWM_RESTART]) {
Restart();
} else if(event->message_type == atoms[ATOM_JWM_EXIT]) {
Exit();
} else if(event->message_type == atoms[ATOM_NET_CURRENT_DESKTOP]) {
ChangeDesktop(event->data.l[0]);
} else {
#ifdef DEBUG
atomName = JXGetAtomName(display, event->message_type);
Debug("Unknown ClientMessage to root: %s", atomName);
JXFree(atomName);
#endif
}
} else if(event->message_type == atoms[ATOM_NET_SYSTEM_TRAY_OPCODE]) {
HandleDockEvent(event);
}
}
/** Process a button event. */
void HandleButtonEvent(const XButtonEvent *event) {
int x, y;
ClientNode *np;
int north, south, east, west;
np = FindClientByParent(event->window);
if(np) {
RaiseClient(np);
if(focusModel == FOCUS_CLICK) {
FocusClient(np);
}
switch(event->button) {
case Button1:
DispatchBorderButtonEvent(event, np);
break;
case Button2:
MoveClient(np, event->x, event->y);
break;
case Button3:
GetBorderSize(np, &north, &south, &east, &west);
x = event->x + np->x - west;
y = event->y + np->y - north;
ShowWindowMenu(np, x, y);
break;
case Button4:
ShadeClient(np);
break;
case Button5:
UnshadeClient(np);
break;
default:
break;
}
} else if(event->window == rootWindow && event->type == ButtonPress) {
if(!ShowRootMenu(event->button, event->x, event->y)) {
if(event->button == 4) {
LeftDesktop();
} else if(event->button == 5) {
RightDesktop();
}
}
} else {
np = FindClientByWindow(event->window);
if(np) {
switch(event->button) {
case Button1:
case Button2:
RaiseClient(np);
if(focusModel == FOCUS_CLICK) {
FocusClient(np);
}
if(event->state & Mod1Mask) {
GetBorderSize(np, &north, &south, &east, &west);
MoveClient(np, event->x + west, event->y + north);
}
break;
case Button3:
if(event->state & Mod1Mask) {
GetBorderSize(np, &north, &south, &east, &west);
ResizeClient(np, BA_RESIZE | BA_RESIZE_E | BA_RESIZE_S,
event->x + west, event->y + north);
} else {
RaiseClient(np);
if(focusModel == FOCUS_CLICK) {
FocusClient(np);
}
}
break;
default:
break;
}
JXAllowEvents(display, ReplayPointer, CurrentTime);
}
}
UpdatePager();
}
/** Resize a client window (mouse initiated). */
void ResizeClient(ClientNode *np, BorderActionType action,
int startx, int starty) {
XEvent event;
int oldx, oldy;
int oldw, oldh;
int gwidth, gheight;
int lastgwidth, lastgheight;
int delta;
int north, south, east, west;
int ratio, minr, maxr;
Assert(np);
if(!(np->state.border & BORDER_RESIZE)) {
return;
}
if(JUNLIKELY(!GrabMouseForResize(action))) {
Debug("ResizeClient: could not grab mouse");
return;
}
if(np->state.status & STAT_SHADED) {
action &= ~(BA_RESIZE_N | BA_RESIZE_S);
}
np->controller = ResizeController;
shouldStopResize = 0;
oldx = np->x;
oldy = np->y;
oldw = np->width;
oldh = np->height;
gwidth = (np->width - np->baseWidth) / np->xinc;
gheight = (np->height - np->baseHeight) / np->yinc;
GetBorderSize(np, &north, &south, &east, &west);
startx += np->x - west;
starty += np->y - north;
CreateResizeWindow(np);
UpdateResizeWindow(np, gwidth, gheight);
if(!(GetMouseMask() & (Button1Mask | Button3Mask))) {
StopResize(np);
return;
}
for(;;) {
WaitForEvent(&event);
if(shouldStopResize) {
np->controller = NULL;
return;
}
switch(event.type) {
case ButtonRelease:
if( event.xbutton.button == Button1
|| event.xbutton.button == Button3) {
StopResize(np);
return;
}
break;
case MotionNotify:
SetMousePosition(event.xmotion.x_root, event.xmotion.y_root);
DiscardMotionEvents(&event, np->window);
if(action & BA_RESIZE_N) {
delta = (event.xmotion.y - starty) / np->yinc;
delta *= np->yinc;
if(oldh - delta >= np->minHeight
&& (oldh - delta <= np->maxHeight || delta > 0)) {
np->height = oldh - delta;
np->y = oldy + delta;
}
if(!(action & (BA_RESIZE_E | BA_RESIZE_W))) {
FixWidth(np);
}
}
if(action & BA_RESIZE_S) {
delta = (event.xmotion.y - starty) / np->yinc;
delta *= np->yinc;
np->height = oldh + delta;
np->height = Max(np->height, np->minHeight);
np->height = Min(np->height, np->maxHeight);
if(!(action & (BA_RESIZE_E | BA_RESIZE_W))) {
FixWidth(np);
}
}
if(action & BA_RESIZE_E) {
delta = (event.xmotion.x - startx) / np->xinc;
delta *= np->xinc;
np->width = oldw + delta;
np->width = Max(np->width, np->minWidth);
np->width = Min(np->width, np->maxWidth);
if(!(action & (BA_RESIZE_N | BA_RESIZE_S))) {
FixHeight(np);
}
}
if(action & BA_RESIZE_W) {
delta = (event.xmotion.x - startx) / np->xinc;
delta *= np->xinc;
if(oldw - delta >= np->minWidth
&& (oldw - delta <= np->maxWidth || delta > 0)) {
np->width = oldw - delta;
np->x = oldx + delta;
}
if(!(action & (BA_RESIZE_N | BA_RESIZE_S))) {
FixHeight(np);
}
}
if(np->sizeFlags & PAspect) {
if((action & (BA_RESIZE_N | BA_RESIZE_S)) &&
(action & (BA_RESIZE_E | BA_RESIZE_W))) {
/* Fixed point with a 16-bit fraction. */
ratio = (np->width << 16) / np->height;
minr = (np->aspect.minx << 16) / np->aspect.miny;
if(ratio < minr) {
delta = np->width;
np->width = (np->height * minr) >> 16;
if(action & BA_RESIZE_W) {
np->x -= np->width - delta;
}
}
maxr = (np->aspect.maxx << 16) / np->aspect.maxy;
if(ratio > maxr) {
delta = np->height;
np->height = (np->width << 16) / maxr;
if(action & BA_RESIZE_N) {
np->y -= np->height - delta;
}
}
}
}
lastgwidth = gwidth;
lastgheight = gheight;
gwidth = (np->width - np->baseWidth) / np->xinc;
gheight = (np->height - np->baseHeight) / np->yinc;
if(lastgheight != gheight || lastgwidth != gwidth) {
if(np->state.status & (STAT_HMAX | STAT_VMAX)) {
np->state.status &= ~(STAT_HMAX | STAT_VMAX);
WriteState(np);
SendConfigureEvent(np);
}
UpdateResizeWindow(np, gwidth, gheight);
if(resizeMode == RESIZE_OUTLINE) {
ClearOutline();
if(np->state.status & STAT_SHADED) {
DrawOutline(np->x - west, np->y - north,
np->width + west + east, north + south);
} else {
DrawOutline(np->x - west, np->y - north,
np->width + west + east,
np->height + north + south);
}
} else {
ResetRoundedRectWindow(np->parent);
if(np->state.status & STAT_SHADED) {
ShapeRoundedRectWindow(np->parent,
np->width + east + west,
north + south);
JXMoveResizeWindow(display, np->parent,
np->x - west, np->y - north,
np->width + west + east, north + south);
} else {
ShapeRoundedRectWindow(np->parent,
np->width + east + west,
np->height + north + south);
JXMoveResizeWindow(display, np->parent,
np->x - west, np->y - north,
np->width + west + east,
np->height + north + south);
}
JXMoveResizeWindow(display, np->window, west,
north, np->width, np->height);
SendConfigureEvent(np);
}
UpdatePager();
}
break;
default:
break;
}
/** Startup trays. */
void StartupTray() {
XSetWindowAttributes attr;
Atom opacityAtom;
unsigned long attrMask;
TrayType *tp;
TrayComponentType *cp;
int variableSize;
int variableRemainder;
int width, height;
int xoffset, yoffset;
for(tp = trays; tp; tp = tp->next) {
LayoutTray(tp, &variableSize, &variableRemainder);
/* Create the tray window. */
/* The window is created larger for a border. */
attrMask = CWOverrideRedirect;
attr.override_redirect = True;
/* We can't use PointerMotionHintMask since the exact position
* of the mouse on the tray is important for popups. */
attrMask |= CWEventMask;
attr.event_mask
= ButtonPressMask
| ButtonReleaseMask
| SubstructureNotifyMask
| ExposureMask
| KeyPressMask
| KeyReleaseMask
| EnterWindowMask
| PointerMotionMask;
attrMask |= CWBackPixel;
attr.background_pixel = colors[COLOR_TRAY_BG];
tp->window = JXCreateWindow(display, rootWindow,
tp->x, tp->y, tp->width, tp->height,
0, rootDepth, InputOutput, rootVisual, attrMask, &attr);
if(trayOpacity < UINT_MAX) {
/* Can't use atoms yet as it hasn't been initialized. */
opacityAtom = JXInternAtom(display, "_NET_WM_WINDOW_OPACITY", False);
JXChangeProperty(display, tp->window, opacityAtom, XA_CARDINAL, 32,
PropModeReplace, (unsigned char*)&trayOpacity, 1);
JXSync(display, False);
}
SetDefaultCursor(tp->window);
/* Create and layout items on the tray. */
xoffset = tp->border;
yoffset = tp->border;
for(cp = tp->components; cp; cp = cp->next) {
if(cp->Create) {
if(tp->layout == LAYOUT_HORIZONTAL) {
height = tp->height - 2 * tp->border;
width = cp->width;
if(width == 0) {
width = variableSize;
if(variableRemainder) {
++width;
--variableRemainder;
}
}
} else {
width = tp->width - 2 * tp->border;
height = cp->height;
if(height == 0) {
height = variableSize;
if(variableRemainder) {
++height;
--variableRemainder;
}
}
}
cp->width = width;
cp->height = height;
(cp->Create)(cp);
}
cp->x = xoffset;
cp->y = yoffset;
cp->screenx = tp->x + xoffset;
cp->screeny = tp->y + yoffset;
if(cp->window != None) {
JXReparentWindow(display, cp->window, tp->window,
xoffset, yoffset);
}
if(tp->layout == LAYOUT_HORIZONTAL) {
xoffset += cp->width;
} else {
yoffset += cp->height;
}
}
/* Show the tray. */
JXMapWindow(display, tp->window);
++trayCount;
}
UpdatePager();
UpdateTaskBar();
}
