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wmaker/src/event.c
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2000-11-23 10:15:21 +00:00

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/* event.c- event loop and handling
*
* Window Maker window manager
*
* Copyright (c) 1997, 1998 Alfredo K. Kojima
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include "wconfig.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#ifdef SHAPE
# include <X11/extensions/shape.h>
#endif
#ifdef XDND
#include "xdnd.h"
#endif
#ifdef KEEP_XKB_LOCK_STATUS
#include <X11/XKBlib.h>
#endif /* KEEP_XKB_LOCK_STATUS */
#include "WindowMaker.h"
#include "window.h"
#include "actions.h"
#include "client.h"
#include "funcs.h"
#include "keybind.h"
#include "application.h"
#include "stacking.h"
#include "defaults.h"
#include "workspace.h"
#include "dock.h"
#include "framewin.h"
#include "properties.h"
#include "balloon.h"
#ifdef GNOME_STUFF
# include "gnome.h"
#endif
#ifdef KWM_HINTS
# include "kwm.h"
#endif
/******** Global Variables **********/
extern XContext wWinContext;
extern Cursor wCursor[WCUR_LAST];
extern WShortKey wKeyBindings[WKBD_LAST];
extern int wScreenCount;
extern Time LastTimestamp;
extern Time LastFocusChange;
extern WPreferences wPreferences;
#define MOD_MASK wPreferences.modifier_mask
extern Atom _XA_WM_COLORMAP_NOTIFY;
extern Atom _XA_WM_CHANGE_STATE;
extern Atom _XA_WM_DELETE_WINDOW;
extern Atom _XA_GNUSTEP_WM_ATTR;
extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
extern Atom _XA_GNUSTEP_TITLEBAR_STATE;
extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
extern Atom _XA_WINDOWMAKER_COMMAND;
#ifdef OFFIX_DND
extern Atom _XA_DND_PROTOCOL;
#endif
#ifdef SHAPE
extern Bool wShapeSupported;
extern int wShapeEventBase;
#endif
#ifdef KEEP_XKB_LOCK_STATUS
extern int wXkbEventBase;
#endif
/* special flags */
extern char WDelayedActionSet;
/************ Local stuff ***********/
static void saveTimestamp(XEvent *event);
static void handleColormapNotify();
static void handleMapNotify(), handleUnmapNotify();
static void handleButtonPress(), handleExpose();
static void handleDestroyNotify();
static void handleConfigureRequest();
static void handleMapRequest();
static void handlePropertyNotify();
static void handleEnterNotify();
static void handleLeaveNotify();
static void handleExtensions();
static void handleClientMessage();
static void handleKeyPress();
static void handleFocusIn();
static void handleMotionNotify();
static void handleVisibilityNotify();
#ifdef SHAPE
static void handleShapeNotify();
#endif
/* called from the signal handler */
void NotifyDeadProcess(pid_t pid, unsigned char status);
/* real dead process handler */
static void handleDeadProcess(void *foo);
typedef struct DeadProcesses {
pid_t pid;
unsigned char exit_status;
} DeadProcesses;
/* stack of dead processes */
static DeadProcesses deadProcesses[MAX_DEAD_PROCESSES];
static int deadProcessPtr=0;
typedef struct DeathHandler {
WDeathHandler *callback;
pid_t pid;
void *client_data;
} DeathHandler;
static WMBag *deathHandlers=NULL;
WMagicNumber
wAddDeathHandler(pid_t pid, WDeathHandler *callback, void *cdata)
{
DeathHandler *handler;
handler = malloc(sizeof(DeathHandler));
if (!handler)
return 0;
handler->pid = pid;
handler->callback = callback;
handler->client_data = cdata;
if (!deathHandlers)
deathHandlers = WMCreateBag(8);
WMPutInBag(deathHandlers, handler);
return handler;
}
void
wDeleteDeathHandler(WMagicNumber id)
{
DeathHandler *handler=(DeathHandler*)id;
if (!handler || !deathHandlers)
return;
WMRemoveFromBag(deathHandlers, handler);
wfree(handler);
}
void
DispatchEvent(XEvent *event)
{
if (deathHandlers)
handleDeadProcess(NULL);
if (WCHECK_STATE(WSTATE_NEED_EXIT)) {
WCHANGE_STATE(WSTATE_EXITING);
/* received SIGTERM */
/*
* WMHandleEvent() can't be called from anything
* executed inside here, or we can get in a infinite
* recursive loop.
*/
Shutdown(WSExitMode);
} else if (WCHECK_STATE(WSTATE_NEED_RESTART)) {
WCHANGE_STATE(WSTATE_RESTARTING);
Shutdown(WSRestartPreparationMode);
/* received SIGHUP */
Restart(NULL, True);
}
/* for the case that all that is wanted to be dispatched is
* the stuff above */
if (!event)
return;
saveTimestamp(event);
switch (event->type) {
case MapRequest:
handleMapRequest(event);
break;
case KeyPress:
handleKeyPress(event);
break;
case MotionNotify:
handleMotionNotify(event);
break;
case ConfigureRequest:
handleConfigureRequest(event);
break;
case DestroyNotify:
handleDestroyNotify(event);
break;
case MapNotify:
handleMapNotify(event);
break;
case UnmapNotify:
handleUnmapNotify(event);
break;
case ButtonPress:
handleButtonPress(event);
break;
case Expose:
handleExpose(event);
break;
case PropertyNotify:
handlePropertyNotify(event);
break;
case EnterNotify:
handleEnterNotify(event);
break;
case LeaveNotify:
handleLeaveNotify(event);
break;
case ClientMessage:
handleClientMessage(event);
break;
case ColormapNotify:
handleColormapNotify(event);
break;
case MappingNotify:
if (event->xmapping.request == MappingKeyboard
|| event->xmapping.request == MappingModifier)
XRefreshKeyboardMapping(&event->xmapping);
break;
case FocusIn:
handleFocusIn(event);
break;
case VisibilityNotify:
handleVisibilityNotify(event);
break;
default:
handleExtensions(event);
break;
}
}
/*
*----------------------------------------------------------------------
* EventLoop-
* Processes X and internal events indefinitely.
*
* Returns:
* Never returns
*
* Side effects:
* The LastTimestamp global variable is updated.
*----------------------------------------------------------------------
*/
void
EventLoop()
{
XEvent event;
for(;;) {
WMNextEvent(dpy, &event);
WMHandleEvent(&event);
}
}
Bool
IsDoubleClick(WScreen *scr, XEvent *event)
{
if ((scr->last_click_time>0) &&
(event->xbutton.time-scr->last_click_time<=wPreferences.dblclick_time)
&& (event->xbutton.button == scr->last_click_button)
&& (event->xbutton.window == scr->last_click_window)) {
scr->flags.next_click_is_not_double = 1;
scr->last_click_time = 0;
scr->last_click_window = event->xbutton.window;
return True;
}
return False;
}
void
NotifyDeadProcess(pid_t pid, unsigned char status)
{
if (deadProcessPtr>=MAX_DEAD_PROCESSES-1) {
wwarning("stack overflow: too many dead processes");
return;
}
/* stack the process to be handled later,
* as this is called from the signal handler */
deadProcesses[deadProcessPtr].pid = pid;
deadProcesses[deadProcessPtr].exit_status = status;
deadProcessPtr++;
}
static void
handleDeadProcess(void *foo)
{
DeathHandler *tmp;
int i;
for (i=0; i<deadProcessPtr; i++) {
wWindowDeleteSavedStatesForPID(deadProcesses[i].pid);
}
if (!deathHandlers) {
deadProcessPtr=0;
return;
}
/* get the pids on the queue and call handlers */
while (deadProcessPtr>0) {
deadProcessPtr--;
for (i = WMGetBagItemCount(deathHandlers)-1; i >= 0; i--) {
tmp = WMGetFromBag(deathHandlers, i);
if (!tmp)
continue;
if (tmp->pid == deadProcesses[deadProcessPtr].pid) {
(*tmp->callback)(tmp->pid,
deadProcesses[deadProcessPtr].exit_status,
tmp->client_data);
wDeleteDeathHandler(tmp);
}
}
}
}
static void
saveTimestamp(XEvent *event)
{
LastTimestamp = CurrentTime;
switch (event->type) {
case ButtonRelease:
case ButtonPress:
LastTimestamp = event->xbutton.time;
break;
case KeyPress:
case KeyRelease:
LastTimestamp = event->xkey.time;
break;
case MotionNotify:
LastTimestamp = event->xmotion.time;
break;
case PropertyNotify:
LastTimestamp = event->xproperty.time;
break;
case EnterNotify:
case LeaveNotify:
LastTimestamp = event->xcrossing.time;
break;
case SelectionClear:
LastTimestamp = event->xselectionclear.time;
break;
case SelectionRequest:
LastTimestamp = event->xselectionrequest.time;
break;
case SelectionNotify:
LastTimestamp = event->xselection.time;
#ifdef XDND
wXDNDProcessSelection(event);
#endif
break;
}
}
static void
handleExtensions(XEvent *event)
{
#ifdef KEEP_XKB_LOCK_STATUS
XkbEvent *xkbevent;
xkbevent = (XkbEvent *)event;
#endif /*KEEP_XKB_LOCK_STATUS*/
#ifdef SHAPE
if (wShapeSupported && event->type == (wShapeEventBase+ShapeNotify)) {
handleShapeNotify(event);
}
#endif
#ifdef KEEP_XKB_LOCK_STATUS
if (wPreferences.modelock && (xkbevent->type == wXkbEventBase)){
handleXkbIndicatorStateNotify(event);
}
#endif /*KEEP_XKB_LOCK_STATUS*/
}
static void
handleMapRequest(XEvent *ev)
{
WWindow *wwin;
WScreen *scr = NULL;
Window window = ev->xmaprequest.window;
#ifdef DEBUG
L("got map request for %x\n", (unsigned)window);
#endif
if ((wwin = wWindowFor(window))) {
if (wwin->flags.shaded) {
wUnshadeWindow(wwin);
}
/* deiconify window */
if (wwin->flags.miniaturized) {
wDeiconifyWindow(wwin);
} else if (wwin->flags.hidden) {
WApplication *wapp = wApplicationOf(wwin->main_window);
/* go to the last workspace that the user worked on the app */
#ifndef REDUCE_APPICONS
/* This severely breaks REDUCE_APPICONS. last_workspace is a neat
* concept but it needs to be reworked to handle REDUCE_APPICONS -cls
*/
if (wapp) {
wWorkspaceChange(wwin->screen_ptr, wapp->last_workspace);
}
#endif
wUnhideApplication(wapp, False, False);
}
return;
}
scr = wScreenForRootWindow(ev->xmaprequest.parent);
wwin = wManageWindow(scr, window);
/*
* This is to let the Dock know that the application it launched
* has already been mapped (eg: it has finished launching).
* It is not necessary for normally docked apps, but is needed for
* apps that were forcedly docked (like with dockit).
*/
if (scr->last_dock) {
if (wwin && wwin->main_window!=None && wwin->main_window!=window)
wDockTrackWindowLaunch(scr->last_dock, wwin->main_window);
else
wDockTrackWindowLaunch(scr->last_dock, window);
}
if (wwin) {
wClientSetState(wwin, NormalState, None);
if (wwin->flags.maximized) {
wMaximizeWindow(wwin, wwin->flags.maximized);
}
if (wwin->flags.shaded) {
wwin->flags.shaded = 0;
wwin->flags.skip_next_animation = 1;
wShadeWindow(wwin);
}
if (wwin->flags.miniaturized) {
wwin->flags.miniaturized = 0;
wwin->flags.skip_next_animation = 1;
wIconifyWindow(wwin);
}
if (wwin->flags.hidden) {
WApplication *wapp = wApplicationOf(wwin->main_window);
wwin->flags.hidden = 0;
wwin->flags.skip_next_animation = 1;
if (wapp) {
wHideApplication(wapp);
}
}
}
}
static void
handleDestroyNotify(XEvent *event)
{
WWindow *wwin;
WApplication *app;
Window window = event->xdestroywindow.window;
#ifdef DEBUG
L("got destroy notify");
#endif
wwin = wWindowFor(window);
if (wwin) {
wUnmanageWindow(wwin, False, True);
}
app = wApplicationOf(window);
if (app) {
if (window == app->main_window) {
app->refcount = 0;
wwin = app->main_window_desc->screen_ptr->focused_window;
while (wwin) {
if (wwin->main_window == window) {
wwin->main_window = None;
}
wwin = wwin->prev;
}
}
wApplicationDestroy(app);
}
#ifdef KWM_HINTS
wKWMCheckDestroy(&event->xdestroywindow);
#endif
}
static void
handleExpose(XEvent *event)
{
WObjDescriptor *desc;
XEvent ev;
#ifdef DEBUG
L("got expose");
#endif
while (XCheckTypedWindowEvent(dpy, event->xexpose.window, Expose, &ev));
if (XFindContext(dpy, event->xexpose.window, wWinContext,
(XPointer *)&desc)==XCNOENT) {
return;
}
if (desc->handle_expose) {
(*desc->handle_expose)(desc, event);
}
}
/* bindable */
static void
handleButtonPress(XEvent *event)
{
WObjDescriptor *desc;
WScreen *scr;
#ifdef DEBUG
L("got button press");
#endif
scr = wScreenForRootWindow(event->xbutton.root);
#ifdef BALLOON_TEXT
wBalloonHide(scr);
#endif
#ifndef LITE
if (event->xbutton.window==scr->root_win) {
if (event->xbutton.button==wPreferences.menu_button) {
OpenRootMenu(scr, event->xbutton.x_root,
event->xbutton.y_root, False);
/* ugly hack */
if (scr->root_menu) {
if (scr->root_menu->brother->flags.mapped)
event->xbutton.window = scr->root_menu->brother->frame->core->window;
else
event->xbutton.window = scr->root_menu->frame->core->window;
}
} else if (event->xbutton.button==wPreferences.windowl_button) {
OpenSwitchMenu(scr, event->xbutton.x_root,
event->xbutton.y_root, False);
if (scr->switch_menu) {
if (scr->switch_menu->brother->flags.mapped)
event->xbutton.window = scr->switch_menu->brother->frame->core->window;
else
event->xbutton.window = scr->switch_menu->frame->core->window;
}
} else if (event->xbutton.button==wPreferences.select_button) {
wUnselectWindows(scr);
wSelectWindows(scr, event);
}
#ifdef MOUSE_WS_SWITCH
else if (event->xbutton.button==Button5) {
wWorkspaceRelativeChange(scr, -1);
} else if (event->xbutton.button==Button4) {
wWorkspaceRelativeChange(scr, 1);
}
#endif /* MOUSE_WS_SWITCH */
#ifdef GNOME_STUFF
else if (wGNOMEProxyizeButtonEvent(scr, event))
return;
#endif
}
#endif /* !LITE */
desc = NULL;
if (XFindContext(dpy, event->xbutton.subwindow, wWinContext,
(XPointer *)&desc)==XCNOENT) {
if (XFindContext(dpy, event->xbutton.window, wWinContext,
(XPointer *)&desc)==XCNOENT) {
return;
}
}
if (desc->parent_type == WCLASS_WINDOW) {
XSync(dpy, 0);
if (event->xbutton.state & MOD_MASK) {
XAllowEvents(dpy, AsyncPointer, CurrentTime);
}
if (wPreferences.focus_mode == WKF_CLICK) {
if (wPreferences.ignore_focus_click) {
XAllowEvents(dpy, AsyncPointer, CurrentTime);
}
XAllowEvents(dpy, ReplayPointer, CurrentTime);
}
XSync(dpy, 0);
} else if (desc->parent_type == WCLASS_APPICON
|| desc->parent_type == WCLASS_MINIWINDOW
|| desc->parent_type == WCLASS_DOCK_ICON) {
if (event->xbutton.state & MOD_MASK) {
XSync(dpy, 0);
XAllowEvents(dpy, AsyncPointer, CurrentTime);
XSync(dpy, 0);
}
}
if (desc->handle_mousedown!=NULL) {
(*desc->handle_mousedown)(desc, event);
}
/* save double-click information */
if (scr->flags.next_click_is_not_double) {
scr->flags.next_click_is_not_double = 0;
} else {
scr->last_click_time = event->xbutton.time;
scr->last_click_button = event->xbutton.button;
scr->last_click_window = event->xbutton.window;
}
}
static void
handleMapNotify(XEvent *event)
{
WWindow *wwin;
#ifdef DEBUG
L("got map");
#endif
wwin = wWindowFor(event->xmap.event);
if (wwin && wwin->client_win == event->xmap.event) {
if (wwin->flags.miniaturized) {
wDeiconifyWindow(wwin);
} else {
XGrabServer(dpy);
wWindowMap(wwin);
wClientSetState(wwin, NormalState, None);
XUngrabServer(dpy);
}
}
}
static void
handleUnmapNotify(XEvent *event)
{
WWindow *wwin;
XEvent ev;
Bool withdraw = False;
#ifdef DEBUG
L("got unmap");
#endif
/* only process windows with StructureNotify selected
* (ignore SubstructureNotify) */
wwin = wWindowFor(event->xunmap.window);
if (!wwin)
return;
/* whether the event is a Withdrawal request */
if (event->xunmap.event == wwin->screen_ptr->root_win
&& event->xunmap.send_event)
withdraw = True;
if (wwin->client_win != event->xunmap.event && !withdraw)
return;
if (!wwin->flags.mapped && !withdraw
&& wwin->frame->workspace == wwin->screen_ptr->current_workspace
&& !wwin->flags.miniaturized && !wwin->flags.hidden)
return;
XGrabServer(dpy);
XUnmapWindow(dpy, wwin->frame->core->window);
wwin->flags.mapped = 0;
XSync(dpy, 0);
/* check if the window was destroyed */
if (XCheckTypedWindowEvent(dpy, wwin->client_win, DestroyNotify,&ev)) {
DispatchEvent(&ev);
} else {
Bool reparented = False;
if (XCheckTypedWindowEvent(dpy, wwin->client_win, ReparentNotify, &ev))
reparented = True;
/* withdraw window */
wwin->flags.mapped = 0;
if (!reparented)
wClientSetState(wwin, WithdrawnState, None);
/* if the window was reparented, do not reparent it back to the
* root window */
wUnmanageWindow(wwin, !reparented, False);
}
XUngrabServer(dpy);
}
static void
handleConfigureRequest(XEvent *event)
{
WWindow *wwin;
#ifdef DEBUG
L("got configure request");
#endif
if (!(wwin=wWindowFor(event->xconfigurerequest.window))) {
/*
* Configure request for unmapped window
*/
wClientConfigure(NULL, &(event->xconfigurerequest));
} else {
wClientConfigure(wwin, &(event->xconfigurerequest));
}
}
static void
handlePropertyNotify(XEvent *event)
{
WWindow *wwin;
WApplication *wapp;
Window jr;
int ji;
unsigned int ju;
WScreen *scr;
#ifdef DEBUG
L("got property notify");
#endif
if ((wwin=wWindowFor(event->xproperty.window))) {
if (!XGetGeometry(dpy, wwin->client_win, &jr, &ji, &ji,
&ju, &ju, &ju, &ju)) {
return;
}
wClientCheckProperty(wwin, &event->xproperty);
}
wapp = wApplicationOf(event->xproperty.window);
if (wapp) {
wClientCheckProperty(wapp->main_window_desc, &event->xproperty);
}
scr = wScreenForWindow(event->xproperty.window);
if (scr && scr->root_win == event->xproperty.window) {
#ifdef KWM_HINTS
wKWMCheckRootHintChange(scr, &event->xproperty);
#endif
}
}
static void
handleClientMessage(XEvent *event)
{
WWindow *wwin;
WObjDescriptor *desc;
#ifdef DEBUG
L("got client message");
#endif
/* handle transition from Normal to Iconic state */
if (event->xclient.message_type == _XA_WM_CHANGE_STATE
&& event->xclient.format == 32
&& event->xclient.data.l[0] == IconicState) {
wwin = wWindowFor(event->xclient.window);
if (!wwin) return;
if (!wwin->flags.miniaturized)
wIconifyWindow(wwin);
} else if (event->xclient.message_type == _XA_WM_COLORMAP_NOTIFY
&& event->xclient.format == 32) {
WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);
if (!scr)
return;
if (event->xclient.data.l[1] == 1) { /* starting */
wColormapAllowClientInstallation(scr, True);
} else { /* stopping */
wColormapAllowClientInstallation(scr, False);
}
} else if (event->xclient.message_type == _XA_WINDOWMAKER_COMMAND) {
wDefaultsCheckDomains("bla");
} else if (event->xclient.message_type == _XA_WINDOWMAKER_WM_FUNCTION) {
WApplication *wapp;
int done=0;
wapp = wApplicationOf(event->xclient.window);
if (wapp) {
switch (event->xclient.data.l[0]) {
case WMFHideOtherApplications:
wHideOtherApplications(wapp->main_window_desc);
done = 1;
break;
case WMFHideApplication:
wHideApplication(wapp);
done = 1;
break;
}
}
if (!done) {
wwin = wWindowFor(event->xclient.window);
if (wwin) {
switch (event->xclient.data.l[0]) {
case WMFHideOtherApplications:
wHideOtherApplications(wwin);
break;
case WMFHideApplication:
wHideApplication(wApplicationOf(wwin->main_window));
break;
}
}
}
} else if (event->xclient.message_type == _XA_GNUSTEP_WM_ATTR) {
wwin = wWindowFor(event->xclient.window);
if (!wwin) return;
switch (event->xclient.data.l[0]) {
case GSWindowLevelAttr:
{
int level = (int)event->xclient.data.l[1];
if (WINDOW_LEVEL(wwin) != level) {
ChangeStackingLevel(wwin->frame->core, level);
}
}
break;
}
} else if (event->xclient.message_type == _XA_GNUSTEP_TITLEBAR_STATE) {
wwin = wWindowFor(event->xclient.window);
if (!wwin) return;
switch (event->xclient.data.l[0]) {
case WMTitleBarNormal:
wFrameWindowChangeState(wwin->frame, WS_UNFOCUSED);
break;
case WMTitleBarMain:
wFrameWindowChangeState(wwin->frame, WS_PFOCUSED);
break;
case WMTitleBarKey:
wFrameWindowChangeState(wwin->frame, WS_FOCUSED);
break;
}
#ifdef GNOME_STUFF
} else if (wGNOMEProcessClientMessage(&event->xclient)) {
/* do nothing */
#endif /* GNOME_STUFF */
#ifdef KWM_HINTS
} else if (wKWMProcessClientMessage(&event->xclient)) {
/* do nothing */
#endif /* KWM_HINTS */
#ifdef XDND
} else if (wXDNDProcessClientMessage(&event->xclient)) {
/* do nothing */
#endif /* XDND */
#ifdef OFFIX_DND
} else if (event->xclient.message_type==_XA_DND_PROTOCOL) {
WScreen *scr = wScreenForWindow(event->xclient.window);
if (scr && wDockReceiveDNDDrop(scr,event))
goto redirect_message;
#endif /* OFFIX_DND */
} else {
#ifdef OFFIX_DND
redirect_message:
#endif
/*
* Non-standard thing, but needed by OffiX DND.
* For when the icon frame gets a ClientMessage
* that should have gone to the icon_window.
*/
if (XFindContext(dpy, event->xbutton.window, wWinContext,
(XPointer *)&desc)!=XCNOENT) {
struct WIcon *icon=NULL;
if (desc->parent_type == WCLASS_MINIWINDOW) {
icon = (WIcon*)desc->parent;
} else if (desc->parent_type == WCLASS_DOCK_ICON
|| desc->parent_type == WCLASS_APPICON) {
icon = ((WAppIcon*)desc->parent)->icon;
}
if (icon && (wwin=icon->owner)) {
if (wwin->client_win!=event->xclient.window) {
event->xclient.window = wwin->client_win;
XSendEvent(dpy, wwin->client_win, False, NoEventMask,
event);
}
}
}
}
}
static void
raiseWindow(WScreen *scr)
{
WWindow *wwin;
scr->autoRaiseTimer = NULL;
wwin = wWindowFor(scr->autoRaiseWindow);
if (!wwin)
return;
if (!wwin->flags.destroyed && wwin->flags.focused) {
wRaiseFrame(wwin->frame->core);
/* this is needed or a race condition will occur */
XSync(dpy, False);
}
}
static void
handleEnterNotify(XEvent *event)
{
WWindow *wwin;
WObjDescriptor *desc = NULL;
XEvent ev;
WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
#ifdef DEBUG
L("got enter notify");
#endif
#ifdef VIRTUAL_DESKTOP
/* TODO: acceleration code */
if (wPreferences.vedge_thickness) {
int x,y;
if (event->xcrossing.window == scr->virtual_edge_r) {
XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, scr->scr_width - wPreferences.vedge_thickness - 1, event->xcrossing.y_root);
wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
wWorkspaceSetViewPort(scr, scr->current_workspace, x + VIRTUALEDGE_SCROLL_HSTEP, y);
} else if (event->xcrossing.window == scr->virtual_edge_l) {
XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, wPreferences.vedge_thickness + 1, event->xcrossing.y_root);
wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
wWorkspaceSetViewPort(scr, scr->current_workspace, x - VIRTUALEDGE_SCROLL_HSTEP, y);
} else if (event->xcrossing.window == scr->virtual_edge_u) {
XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, event->xcrossing.x_root, wPreferences.vedge_thickness + 1);
wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
wWorkspaceSetViewPort(scr, scr->current_workspace, x, y - VIRTUALEDGE_SCROLL_VSTEP);
} else if (event->xcrossing.window == scr->virtual_edge_d) {
XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, event->xcrossing.x_root, scr->scr_height - wPreferences.vedge_thickness - 1);
wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
wWorkspaceSetViewPort(scr, scr->current_workspace, x, y + VIRTUALEDGE_SCROLL_VSTEP);
}
}
#endif
if (XCheckTypedWindowEvent(dpy, event->xcrossing.window, LeaveNotify,
&ev)) {
/* already left the window... */
saveTimestamp(&ev);
if (ev.xcrossing.mode==event->xcrossing.mode
&& ev.xcrossing.detail==event->xcrossing.detail) {
return;
}
}
if (XFindContext(dpy, event->xcrossing.window, wWinContext,
(XPointer *)&desc)!=XCNOENT) {
if(desc->handle_enternotify)
(*desc->handle_enternotify)(desc, event);
}
/* enter to window */
wwin = wWindowFor(event->xcrossing.window);
if (!wwin) {
if (wPreferences.focus_mode==WKF_POINTER
&& event->xcrossing.window==event->xcrossing.root) {
wSetFocusTo(scr, NULL);
}
if (wPreferences.colormap_mode==WKF_POINTER) {
wColormapInstallForWindow(scr, NULL);
}
if (scr->autoRaiseTimer
&& event->xcrossing.root==event->xcrossing.window) {
WMDeleteTimerHandler(scr->autoRaiseTimer);
scr->autoRaiseTimer = NULL;
}
} else {
/* set auto raise timer even if in focus-follows-mouse mode
* and the event is for the frame window, even if the window
* has focus already. useful if you move the pointer from a focused
* window to the root window and back pretty fast
*
* set focus if in focus-follows-mouse mode and the event
* is for the frame window and window doesn't have focus yet */
if ((wPreferences.focus_mode==WKF_POINTER
|| wPreferences.focus_mode==WKF_SLOPPY)
&& wwin->frame->core->window==event->xcrossing.window
&& !scr->flags.doing_alt_tab) {
if (!wwin->flags.focused && !WFLAGP(wwin, no_focusable))
wSetFocusTo(scr, wwin);
if (scr->autoRaiseTimer)
WMDeleteTimerHandler(scr->autoRaiseTimer);
scr->autoRaiseTimer = NULL;
if (wPreferences.raise_delay && !WFLAGP(wwin, no_focusable)) {
scr->autoRaiseWindow = wwin->frame->core->window;
scr->autoRaiseTimer
= WMAddTimerHandler(wPreferences.raise_delay,
(WMCallback*)raiseWindow, scr);
}
}
/* Install colormap for window, if the colormap installation mode
* is colormap_follows_mouse */
if (wPreferences.colormap_mode==WKF_POINTER) {
if (wwin->client_win==event->xcrossing.window)
wColormapInstallForWindow(scr, wwin);
else
wColormapInstallForWindow(scr, NULL);
}
}
/* a little kluge to hide the clip balloon */
if (!wPreferences.flags.noclip && scr->flags.clip_balloon_mapped) {
if (!desc) {
XUnmapWindow(dpy, scr->clip_balloon);
scr->flags.clip_balloon_mapped = 0;
} else {
if (desc->parent_type!=WCLASS_DOCK_ICON
|| scr->clip_icon != desc->parent) {
XUnmapWindow(dpy, scr->clip_balloon);
scr->flags.clip_balloon_mapped = 0;
}
}
}
if (event->xcrossing.window == event->xcrossing.root
&& event->xcrossing.detail == NotifyNormal
&& event->xcrossing.detail != NotifyInferior
&& wPreferences.focus_mode != WKF_CLICK) {
wSetFocusTo(scr, scr->focused_window);
}
#ifdef BALLOON_TEXT
wBalloonEnteredObject(scr, desc);
#endif
}
static void
handleLeaveNotify(XEvent *event)
{
WObjDescriptor *desc = NULL;
if (XFindContext(dpy, event->xcrossing.window, wWinContext,
(XPointer *)&desc)!=XCNOENT) {
if(desc->handle_leavenotify)
(*desc->handle_leavenotify)(desc, event);
}
if (event->xcrossing.window == event->xcrossing.root
&& event->xcrossing.mode == NotifyNormal
&& event->xcrossing.detail != NotifyInferior
&& wPreferences.focus_mode != WKF_CLICK) {
WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
wSetFocusTo(scr, NULL);
}
}
#ifdef SHAPE
static void
handleShapeNotify(XEvent *event)
{
XShapeEvent *shev = (XShapeEvent*)event;
WWindow *wwin;
XEvent ev;
#ifdef DEBUG
L("got shape notify");
#endif
while (XCheckTypedWindowEvent(dpy, shev->window, event->type, &ev)) {
XShapeEvent *sev = (XShapeEvent*)&ev;
if (sev->kind == ShapeBounding) {
if (sev->shaped == shev->shaped) {
*shev = *sev;
} else {
XPutBackEvent(dpy, &ev);
break;
}
}
}
wwin = wWindowFor(shev->window);
if (!wwin || shev->kind != ShapeBounding)
return;
if (!shev->shaped && wwin->flags.shaped) {
wwin->flags.shaped = 0;
wWindowClearShape(wwin);
} else if (shev->shaped) {
wwin->flags.shaped = 1;
wWindowSetShape(wwin);
}
}
#endif /* SHAPE */
#ifdef KEEP_XKB_LOCK_STATUS
/* please help ]d if you know what to do */
handleXkbIndicatorStateNotify(XEvent *event)
{
WWindow *wwin;
WScreen *scr;
XkbStateRec staterec;
int i;
for (i=0; i<wScreenCount; i++) {
scr = wScreenWithNumber(i);
wwin = scr->focused_window;
if (wwin && wwin->flags.focused) {
XkbGetState(dpy,XkbUseCoreKbd,&staterec);
if (wwin->frame->languagemode != staterec.group) {
wwin->frame->last_languagemode = wwin->frame->languagemode;
wwin->frame->languagemode = staterec.group;
}
#ifdef XKB_BUTTON_HINT
if (wwin->frame->titlebar) {
wFrameWindowPaint(wwin->frame);
}
#endif
}
}
}
#endif /*KEEP_XKB_LOCK_STATUS*/
static void
handleColormapNotify(XEvent *event)
{
WWindow *wwin;
WScreen *scr;
Bool reinstall = False;
wwin = wWindowFor(event->xcolormap.window);
if (!wwin)
return;
scr = wwin->screen_ptr;
do {
if (wwin) {
if (event->xcolormap.new) {
XWindowAttributes attr;
XGetWindowAttributes(dpy, wwin->client_win, &attr);
if (wwin == scr->cmap_window && wwin->cmap_window_no == 0)
scr->current_colormap = attr.colormap;
reinstall = True;
} else if (event->xcolormap.state == ColormapUninstalled &&
scr->current_colormap == event->xcolormap.colormap) {
/* some bastard app (like XV) removed our colormap */
/*
* can't enforce or things like xscreensaver wont work
* reinstall = True;
*/
} else if (event->xcolormap.state == ColormapInstalled &&
scr->current_colormap == event->xcolormap.colormap) {
/* someone has put our colormap back */
reinstall = False;
}
}
} while (XCheckTypedEvent(dpy, ColormapNotify, event)
&& ((wwin = wWindowFor(event->xcolormap.window)) || 1));
if (reinstall && scr->current_colormap!=None) {
if (!scr->flags.colormap_stuff_blocked)
XInstallColormap(dpy, scr->current_colormap);
}
}
static void
handleFocusIn(XEvent *event)
{
WWindow *wwin;
/*
* For applications that like stealing the focus.
*/
while (XCheckTypedEvent(dpy, FocusIn, event));
saveTimestamp(event);
if (event->xfocus.mode == NotifyUngrab
|| event->xfocus.mode == NotifyGrab
|| event->xfocus.detail > NotifyNonlinearVirtual) {
return;
}
wwin = wWindowFor(event->xfocus.window);
if (wwin && !wwin->flags.focused) {
if (wwin->flags.mapped)
wSetFocusTo(wwin->screen_ptr, wwin);
else
wSetFocusTo(wwin->screen_ptr, NULL);
} else if (!wwin) {
WScreen *scr = wScreenForWindow(event->xfocus.window);
if (scr)
wSetFocusTo(scr, NULL);
}
}
static WWindow*
windowUnderPointer(WScreen *scr)
{
unsigned int mask;
int foo;
Window bar, win;
if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo,
&mask))
return wWindowFor(win);
return NULL;
}
static void
handleKeyPress(XEvent *event)
{
WScreen *scr = wScreenForRootWindow(event->xkey.root);
WWindow *wwin = scr->focused_window;
int i;
int modifiers;
int command=-1, index;
#ifdef KEEP_XKB_LOCK_STATUS
XkbStateRec staterec;
#endif /*KEEP_XKB_LOCK_STATUS*/
/* ignore CapsLock */
modifiers = event->xkey.state & ValidModMask;
for (i=0; i<WKBD_LAST; i++) {
if (wKeyBindings[i].keycode==0)
continue;
if (wKeyBindings[i].keycode==event->xkey.keycode
&& (/*wKeyBindings[i].modifier==0
||*/ wKeyBindings[i].modifier==modifiers)) {
command = i;
break;
}
}
if (command < 0) {
#ifdef LITE
{
#if 0
}
#endif
#else
if (!wRootMenuPerformShortcut(event)) {
#endif
static int dontLoop = 0;
if (dontLoop > 10) {
wwarning("problem with key event processing code");
return;
}
dontLoop++;
/* if the focused window is an internal window, try redispatching
* the event to the managed window, as it can be a WINGs window */
if (wwin && wwin->flags.internal_window
&& wwin->client_leader!=None) {
/* client_leader contains the WINGs toplevel */
event->xany.window = wwin->client_leader;
WMHandleEvent(event);
}
dontLoop--;
}
return;
}
#define ISMAPPED(w) ((w) && !(w)->flags.miniaturized && ((w)->flags.mapped || (w)->flags.shaded))
#define ISFOCUSED(w) ((w) && (w)->flags.focused)
switch (command) {
#ifndef LITE
case WKBD_ROOTMENU:
OpenRootMenu(scr, event->xkey.x_root, event->xkey.y_root, True);
break;
case WKBD_WINDOWLIST:
OpenSwitchMenu(scr, event->xkey.x_root, event->xkey.y_root, True);
break;
#endif /* !LITE */
case WKBD_WINDOWMENU:
if (ISMAPPED(wwin) && ISFOCUSED(wwin))
OpenWindowMenu(wwin, wwin->frame_x,
wwin->frame_y+wwin->frame->top_width, True);
break;
case WKBD_MINIATURIZE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)
&& !WFLAGP(wwin, no_miniaturizable)) {
CloseWindowMenu(scr);
if (wwin->protocols.MINIATURIZE_WINDOW)
wClientSendProtocol(wwin, _XA_GNUSTEP_WM_MINIATURIZE_WINDOW,
event->xbutton.time);
else {
wIconifyWindow(wwin);
}
}
break;
case WKBD_HIDE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
WApplication *wapp = wApplicationOf(wwin->main_window);
CloseWindowMenu(scr);
if (wapp && !WFLAGP(wapp->main_window_desc, no_appicon)) {
wHideApplication(wapp);
}
}
break;
case WKBD_MAXIMIZE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_resizable)) {
CloseWindowMenu(scr);
if (wwin->flags.maximized) {
wUnmaximizeWindow(wwin);
} else {
wMaximizeWindow(wwin, MAX_VERTICAL|MAX_HORIZONTAL);
}
}
break;
case WKBD_VMAXIMIZE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_resizable)) {
CloseWindowMenu(scr);
if (wwin->flags.maximized) {
wUnmaximizeWindow(wwin);
} else {
wMaximizeWindow(wwin, MAX_VERTICAL);
}
}
break;
case WKBD_RAISE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
CloseWindowMenu(scr);
wRaiseFrame(wwin->frame->core);
}
break;
case WKBD_LOWER:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
CloseWindowMenu(scr);
wLowerFrame(wwin->frame->core);
}
break;
case WKBD_RAISELOWER:
/* raise or lower the window under the pointer, not the
* focused one
*/
wwin = windowUnderPointer(scr);
if (wwin)
wRaiseLowerFrame(wwin->frame->core);
break;
case WKBD_SHADE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_shadeable)) {
if (wwin->flags.shaded)
wUnshadeWindow(wwin);
else
wShadeWindow(wwin);
}
break;
case WKBD_MOVERESIZE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
CloseWindowMenu(scr);
wKeyboardMoveResizeWindow(wwin);
}
break;
case WKBD_CLOSE:
if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_closable)) {
CloseWindowMenu(scr);
if (wwin->protocols.DELETE_WINDOW)
wClientSendProtocol(wwin, _XA_WM_DELETE_WINDOW,
event->xkey.time);
}
break;
case WKBD_SELECT:
if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
wSelectWindow(wwin, !wwin->flags.selected);
}
break;
case WKBD_FOCUSNEXT:
if (wKeyBindings[WKBD_FOCUSNEXT].modifier != 0
&& wPreferences.windows_cycling)
StartWindozeCycle(wwin, event, True);
else
CycleWindow(scr, True);
break;
case WKBD_FOCUSPREV:
if (wKeyBindings[WKBD_FOCUSPREV].modifier != 0
&& wPreferences.windows_cycling)
StartWindozeCycle(wwin, event, False);
else
CycleWindow(scr, False);
break;
#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
#define GOTOWORKS(wk) case WKBD_WORKSPACE##wk:\
i = (scr->current_workspace/10)*10 + wk - 1;\
if (wPreferences.ws_advance || i<scr->workspace_count)\
wWorkspaceChange(scr, i);\
break
#else
#define GOTOWORKS(wk) case WKBD_WORKSPACE/**/wk:\
i = (scr->current_workspace/10)*10 + wk - 1;\
if (wPreferences.ws_advance || i<scr->workspace_count)\
wWorkspaceChange(scr, i);\
break
#endif
GOTOWORKS(1);
GOTOWORKS(2);
GOTOWORKS(3);
GOTOWORKS(4);
GOTOWORKS(5);
GOTOWORKS(6);
GOTOWORKS(7);
GOTOWORKS(8);
GOTOWORKS(9);
GOTOWORKS(10);
#undef GOTOWORKS
case WKBD_NEXTWORKSPACE:
wWorkspaceRelativeChange(scr, 1);
break;
case WKBD_PREVWORKSPACE:
wWorkspaceRelativeChange(scr, -1);
break;
case WKBD_WINDOW1:
case WKBD_WINDOW2:
case WKBD_WINDOW3:
case WKBD_WINDOW4:
case WKBD_WINDOW5:
case WKBD_WINDOW6:
case WKBD_WINDOW7:
case WKBD_WINDOW8:
case WKBD_WINDOW9:
case WKBD_WINDOW10:
#define INITBAG(bag) if (bag) WMEmptyBag(bag); else bag = WMCreateBag(4)
index = command-WKBD_WINDOW1;
if (scr->shortcutWindows[index]) {
WMBag *list = scr->shortcutWindows[index];
int cw;
int count = WMGetBagItemCount(list);
WWindow *twin;
WMBagIterator iter;
WWindow *wwin;
wUnselectWindows(scr);
cw = scr->current_workspace;
for (wwin = WMBagLast(list, &iter);
iter != NULL;
wwin = WMBagPrevious(list, &iter)) {
if (count > 1)
wWindowChangeWorkspace(wwin, cw);
wMakeWindowVisible(wwin);
if (count > 1)
wSelectWindow(wwin, True);
}
/* rotate the order of windows, to create a cycling effect */
twin = WMBagFirst(list, &iter);
WMRemoveFromBag(list, twin);
WMPutInBag(list, twin);
} else if (wwin && ISMAPPED(wwin) && ISFOCUSED(wwin)) {
INITBAG(scr->shortcutWindows[index]);
WMPutInBag(scr->shortcutWindows[index], wwin);
if (wwin->flags.selected && scr->selected_windows) {
WMBag *selwins = scr->selected_windows;
int i;
for (i = 0; i < WMGetBagItemCount(selwins); i++) {
WWindow *tmp = WMGetFromBag(selwins, i);
if (tmp != wwin)
WMPutInBag(scr->shortcutWindows[index], tmp);
}
}
wSelectWindow(wwin, !wwin->flags.selected);
XFlush(dpy);
wusleep(3000);
wSelectWindow(wwin, !wwin->flags.selected);
XFlush(dpy);
} else if (scr->selected_windows
&& WMGetBagItemCount(scr->selected_windows)) {
if (wwin->flags.selected && scr->selected_windows) {
WMBag *selwins = scr->selected_windows;
int i;
INITBAG(scr->shortcutWindows[index]);
for (i = 0; i < WMGetBagItemCount(selwins); i++) {
WWindow *tmp = WMGetFromBag(selwins, i);
WMPutInBag(scr->shortcutWindows[index], tmp);
}
}
}
#undef INITBAG
break;
case WKBD_SWITCH_SCREEN:
if (wScreenCount > 1) {
WScreen *scr2;
int i;
/* find index of this screen */
for (i = 0; i < wScreenCount; i++) {
if (wScreenWithNumber(i) == scr)
break;
}
i++;
if (i >= wScreenCount) {
i = 0;
}
scr2 = wScreenWithNumber(i);
if (scr2) {
XWarpPointer(dpy, scr->root_win, scr2->root_win, 0, 0, 0, 0,
scr2->scr_width/2, scr2->scr_height/2);
}
}
break;
case WKBD_NEXTWSLAYER:
case WKBD_PREVWSLAYER:
{
int row, column;
row = scr->current_workspace/10;
column = scr->current_workspace%10;
if (command==WKBD_NEXTWSLAYER) {
if ((row+1)*10 < scr->workspace_count)
wWorkspaceChange(scr, column+(row+1)*10);
} else {
if (row > 0)
wWorkspaceChange(scr, column+(row-1)*10);
}
}
break;
case WKBD_CLIPLOWER:
if (!wPreferences.flags.noclip)
wDockLower(scr->workspaces[scr->current_workspace]->clip);
break;
case WKBD_CLIPRAISE:
if (!wPreferences.flags.noclip)
wDockRaise(scr->workspaces[scr->current_workspace]->clip);
break;
case WKBD_CLIPRAISELOWER:
if (!wPreferences.flags.noclip)
wDockRaiseLower(scr->workspaces[scr->current_workspace]->clip);
break;
#ifdef KEEP_XKB_LOCK_STATUS
case WKBD_TOGGLE:
if(wPreferences.modelock) {
/*toggle*/
wwin = scr->focused_window;
if (wwin && wwin->flags.mapped
&& wwin->frame->workspace == wwin->screen_ptr->current_workspace
&& !wwin->flags.miniaturized && !wwin->flags.hidden) {
XkbGetState(dpy,XkbUseCoreKbd,&staterec);
wwin->frame->languagemode = wwin->frame->last_languagemode;
wwin->frame->last_languagemode = staterec.group;
XkbLockGroup(dpy,XkbUseCoreKbd, wwin->frame->languagemode);
}
}
break;
#endif /* KEEP_XKB_LOCK_STATUS */
}
}
static void
handleMotionNotify(XEvent *event)
{
WMenu *menu;
WScreen *scr = wScreenForRootWindow(event->xmotion.root);
if (wPreferences.scrollable_menus) {
if (scr->flags.jump_back_pending ||
event->xmotion.x_root <= 1 ||
event->xmotion.x_root >= (scr->scr_width - 2) ||
event->xmotion.y_root <= 1 ||
event->xmotion.y_root >= (scr->scr_height - 2)) {
#ifdef DEBUG
L("pointer at screen edge");
#endif
menu = wMenuUnderPointer(scr);
if (menu!=NULL)
wMenuScroll(menu, event);
}
}
#if 0
if (event->xmotion.subwindow == None)
return;
if (scr->scrolledFMaximize != None) {
WWindow *twin;
twin = wWindowFor(scr->scrolledFMaximize);
if (twin && twin->frame_y ==) {
}
scr->scrolledFMaximize = NULL;
} else {
/* scroll full maximized window */
if (event->xmotion.y_root < 1
|| event->xmotion.y_root > scr->scr_height - 1) {
wwin = wWindowFor(event->xmotion.subwindow);
if (wwin && (wwin->flags.maximized & MAX_VERTICAL)
&& WFLAGP(wwin, full_maximize)
&& event->xmotion.x_root >= wwin->frame_x
&& event->xmotion.x_root <= wwin->frame_x + wwin->frame->core->width) {
if (!WFLAGP(wwin, no_titlebar)
&& wwin->frame_y <= - wwin->frame->top_width) {
wWindowMove(wwin, wwin->frame_x, 0);
wwin->flags.dragged_while_fmaximized = 0;
} else if (!WFLAGP(wwin, no_resizebar)
&& wwin->frame_y + wwin->frame->core->height >=
scr->scr_height + wwin->frame->bottom_width) {
int y = scr->scr_height + wwin->frame->bottom_width;
y = scr->scr_height - wwin->frame_y - wwin->frame->core->height;
wWindowMove(wwin, wwin->frame_x, y);
wwin->flags.dragged_while_fmaximized = 0;
}
}
}
#endif
}
static void
handleVisibilityNotify(XEvent *event)
{
WWindow *wwin;
wwin = wWindowFor(event->xvisibility.window);
if (!wwin)
return;
wwin->flags.obscured =
(event->xvisibility.state == VisibilityFullyObscured);
}
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