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/*
* Copyright (C) 1997-2009, Michael Jennings
*
* 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 of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* 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 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.
*/
static const char cvs_ident[] = "$Id$";
#include "config.h"
#include "feature.h"
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <limits.h>
#include "startup.h"
#include "actions.h"
#include "buttons.h"
#include "command.h"
#include "e.h"
#include "events.h"
#include "font.h"
#include "menus.h"
#include "options.h"
#include "pixmap.h"
#include "profile.h"
#include "screen.h"
#include "scrollbar.h"
#include "term.h"
#include "windows.h"
#ifdef ESCREEN
# include "screamcfg.h"
#endif
unsigned char paused = 0;
event_master_t event_master;
event_dispatcher_data_t primary_data;
mouse_button_state_t button_state = { 0, 0, 0, 0, 0, 0, 0, 0 };
/********** The Event Handling Subsystem **********/
void
event_init_subsystem(event_dispatcher_t primary_dispatcher, event_dispatcher_init_t init)
{
/* Initialize the subsystem with the main event dispatcher */
event_master.num_dispatchers = 1;
event_master.dispatchers = (event_dispatcher_t *) MALLOC(sizeof(event_dispatcher_t));
event_master.dispatchers[0] = (event_dispatcher_t) primary_dispatcher;
(init) (); /* Initialize the dispatcher's data */
}
void
event_register_dispatcher(event_dispatcher_t func, event_dispatcher_init_t init)
{
/* Add a secondary event dispatcher */
event_master.num_dispatchers++;
event_master.dispatchers =
(event_dispatcher_t *) REALLOC(event_master.dispatchers, sizeof(event_dispatcher_t) * event_master.num_dispatchers);
event_master.dispatchers[event_master.num_dispatchers - 1] = (event_dispatcher_t) func;
(init) (); /* Initialize the dispatcher's data */
}
void
event_dispatch(event_t *event)
{
register unsigned char i;
register unsigned char handled;
/* No debugging stuff here. If you need it, take it out when done. This should be ultra-fast. -- mej */
for (i = 0; i < event_master.num_dispatchers; i++) {
handled = (event_master.dispatchers[i]) (event);
if (handled) {
break;
}
}
}
void
event_data_add_mywin(event_dispatcher_data_t *data, Window win)
{
ASSERT(data != NULL);
if (data->num_my_windows > 0) {
(data->num_my_windows)++;
data->my_windows = (Window *) REALLOC(data->my_windows, sizeof(Window) * data->num_my_windows);
data->my_windows[data->num_my_windows - 1] = win;
} else {
data->num_my_windows = 1;
data->my_windows = (Window *) MALLOC(sizeof(Window));
data->my_windows[0] = win;
}
}
void
event_data_add_parent(event_dispatcher_data_t *data, Window win)
{
ASSERT(data != NULL);
if (data->num_my_parents > 0) {
(data->num_my_parents)++;
data->my_parents = (Window *) REALLOC(data->my_parents, sizeof(Window) * data->num_my_parents);
data->my_parents[data->num_my_parents - 1] = win;
} else {
data->num_my_parents = 1;
data->my_parents = (Window *) MALLOC(sizeof(Window));
data->my_parents[0] = win;
}
}
void
event_init_primary_dispatcher(void)
{
MEMSET(&primary_data, 0, sizeof(event_dispatcher_data_t));
EVENT_DATA_ADD_HANDLER(primary_data, KeyPress, handle_key_press);
EVENT_DATA_ADD_HANDLER(primary_data, PropertyNotify, handle_property_notify);
EVENT_DATA_ADD_HANDLER(primary_data, DestroyNotify, handle_destroy_notify);
EVENT_DATA_ADD_HANDLER(primary_data, ClientMessage, handle_client_message);
EVENT_DATA_ADD_HANDLER(primary_data, MappingNotify, handle_mapping_notify);
EVENT_DATA_ADD_HANDLER(primary_data, VisibilityNotify, handle_visibility_notify);
EVENT_DATA_ADD_HANDLER(primary_data, EnterNotify, handle_enter_notify);
EVENT_DATA_ADD_HANDLER(primary_data, LeaveNotify, handle_leave_notify);
EVENT_DATA_ADD_HANDLER(primary_data, FocusIn, handle_focus_in);
EVENT_DATA_ADD_HANDLER(primary_data, FocusOut, handle_focus_out);
EVENT_DATA_ADD_HANDLER(primary_data, ConfigureNotify, handle_configure_notify);
EVENT_DATA_ADD_HANDLER(primary_data, SelectionClear, handle_selection_clear);
EVENT_DATA_ADD_HANDLER(primary_data, SelectionNotify, handle_selection_notify);
EVENT_DATA_ADD_HANDLER(primary_data, SelectionRequest, handle_selection_request);
EVENT_DATA_ADD_HANDLER(primary_data, GraphicsExpose, handle_expose);
EVENT_DATA_ADD_HANDLER(primary_data, Expose, handle_expose);
EVENT_DATA_ADD_HANDLER(primary_data, ButtonPress, handle_button_press);
EVENT_DATA_ADD_HANDLER(primary_data, ButtonRelease, handle_button_release);
EVENT_DATA_ADD_HANDLER(primary_data, MotionNotify, handle_motion_notify);
event_data_add_mywin(&primary_data, TermWin.parent);
event_data_add_mywin(&primary_data, TermWin.vt);
#ifdef PIXMAP_SUPPORT
if (desktop_window != None) {
event_data_add_parent(&primary_data, desktop_window);
}
#endif
}
unsigned char
event_win_is_mywin(register event_dispatcher_data_t *data, Window win)
{
register unsigned short i;
ASSERT_RVAL(data != NULL, 0);
for (i = 0; i < data->num_my_windows; i++) {
if (data->my_windows[i] == win) {
return 1;
}
}
return 0;
}
unsigned char
event_win_is_parent(register event_dispatcher_data_t *data, Window win)
{
register unsigned short i;
ASSERT_RVAL(data != NULL, 0);
for (i = 0; i < data->num_my_parents; i++) {
if (data->my_parents[i] == win) {
return 1;
}
}
return 0;
}
unsigned char
handle_key_press(event_t *ev)
{
XWMHints *wm_hints;
#ifdef COUNT_X_EVENTS
static unsigned long keypress_cnt = 0;
#endif
PROF_INIT(handle_key_press);
D_EVENTS(("handle_key_press(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
#if UNUSED_BLOCK
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
#endif
COUNT_EVENT(keypress_cnt);
if (!(BITFIELD_IS_SET(eterm_options, ETERM_OPTIONS_NO_INPUT))) {
lookup_key(ev);
}
if (BITFIELD_IS_SET(vt_options, VT_OPTIONS_URG_ALERT)) {
wm_hints = XGetWMHints(Xdisplay, TermWin.parent);
wm_hints->flags &= ~XUrgencyHint;
XSetWMHints(Xdisplay, TermWin.parent, wm_hints);
XFree(wm_hints);
}
PROF_DONE(handle_key_press);
PROF_TIME(handle_key_press);
return 1;
}
unsigned char
handle_property_notify(event_t *ev)
{
D_EVENTS(("handle_property_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
#ifdef PIXMAP_OFFSET
if (background_is_trans()) {
Window win;
Pixmap pmap;
if ((ev->xany.window == TermWin.parent) || (ev->xany.window == Xroot)) {
D_EVENTS(("On %s. prop (_WIN_WORKSPACE) == 0x%08x, ev->xproperty.atom == 0x%08x\n",
((ev->xany.window == Xroot) ? "the root window" : "TermWin.parent"), (int) props[PROP_DESKTOP],
(int) ev->xproperty.atom));
if (ev->xproperty.atom == props[PROP_DESKTOP]) {
win = get_desktop_window();
if (win == (Window) 1) {
/* The desktop window is unchanged. Ignore this event. */
return 1;
}
/* The desktop window has changed somehow. */
if (desktop_window == None) {
free_desktop_pixmap();
FOREACH_IMAGE(if (image_mode_is(idx, MODE_TRANS)) {
image_set_mode(idx, MODE_IMAGE); image_allow_mode(idx, ALLOW_IMAGE);}
);
return 1;
}
pmap = get_desktop_pixmap();
if (pmap == (Pixmap) 1) {
/* Pixmap is unchanged */
return 1;
}
redraw_images_by_mode(MODE_TRANS | MODE_VIEWPORT);
return 1;
}
}
if (ev->xany.window == desktop_window) {
D_EVENTS(("On desktop_window [0x%08x]. prop (_XROOTPMAP_ID) == %d, ev->xproperty.atom == %d\n",
(int) desktop_window, (int) props[PROP_TRANS_PIXMAP], (int) ev->xproperty.atom));
if (ev->xproperty.atom == props[PROP_TRANS_PIXMAP]) {
pmap = get_desktop_pixmap();
if (pmap == (Pixmap) 1) {
/* Pixmap is unchanged */
return 1;
}
redraw_images_by_mode(MODE_TRANS | MODE_VIEWPORT);
return 1;
}
}
}
#endif
if ((ev->xany.window == Xroot) && (image_mode_any(MODE_AUTO))) {
D_EVENTS(("On the root window. prop (ENLIGHTENMENT_COMMS) == %d, ev->xproperty.atom == %d\n", (int) props[PROP_ENL_COMMS],
(int) ev->xproperty.atom));
if ((props[PROP_ENL_COMMS] != None) && (ev->xproperty.atom == props[PROP_ENL_COMMS])) {
if ((enl_ipc_get_win()) != None) {
#ifdef PIXMAP_SUPPORT
redraw_images_by_mode(MODE_AUTO);
#endif
}
}
}
if (ev->xany.window == TermWin.vt) {
D_EVENTS(("PropertyNotify on term window for atom %d, state %d. Selection atoms are %d and %d.\n", ev->xproperty.atom,
ev->xproperty.state, props[PROP_SELECTION_DEST], props[PROP_SELECTION_INCR]));
if (ev->xproperty.atom == props[PROP_SELECTION_DEST] && ev->xproperty.state == PropertyNewValue) {
D_SELECT(("Fetching next part of incremental selection.\n"));
selection_fetch(ev->xproperty.window, ev->xproperty.atom, True);
}
}
return 1;
}
unsigned char
handle_destroy_notify(event_t *ev)
{
D_EVENTS(("handle_destroy_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
if (ev->xdestroywindow.window == ipc_win) {
D_EVENTS((" -> IPC window 0x%08x changed/destroyed. Clearing ipc_win.\n", ipc_win));
XSelectInput(Xdisplay, ipc_win, None);
ipc_win = None;
(void) check_image_ipc(1);
return 1;
} else if (XEVENT_IS_MYWIN(ev, &primary_data)) {
/* One of our main windows was deleted. Exit cleanly. */
D_EVENTS((" -> Primary window destroyed. Terminating.\n"));
exit(0);
ASSERT_NOTREACHED_RVAL(1);
}
return 0;
}
unsigned char
handle_client_message(event_t *ev)
{
D_EVENTS(("handle_client_message(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (ev->xclient.format == 32 && ev->xclient.data.l[0] == (signed) props[PROP_DELETE_WINDOW])
exit(EXIT_SUCCESS);
if (ev->xclient.format == 8 && ev->xclient.message_type == props[PROP_ENL_MSG]) {
char buff[13];
unsigned char i;
for (i = 0; i < 12; i++) {
buff[i] = ev->xclient.data.b[i + 8];
}
buff[12] = 0;
D_ENL(("Discarding unexpected Enlightenment IPC message: \"%s\"\n", buff));
return 1;
}
#ifdef OFFIX_DND
/* OffiX Dnd (drag 'n' drop) protocol */
if (ev->xclient.message_type == props[PROP_DND_PROTOCOL]
&& ((ev->xclient.data.l[0] == DndFile) || (ev->xclient.data.l[0] == DndDir) || (ev->xclient.data.l[0] == DndLink))) {
/* Get DnD data */
Atom ActualType;
int ActualFormat;
unsigned char *data;
unsigned long Size, RemainingBytes;
XGetWindowProperty(Xdisplay, Xroot, props[PROP_DND_SELECTION], 0L, 1000000L, False, AnyPropertyType, &ActualType,
&ActualFormat, &Size, &RemainingBytes, &data);
if (data != NULL) {
XChangeProperty(Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, PropModeReplace, data, strlen(data));
selection_paste(XA_CUT_BUFFER0);
XSetInputFocus(Xdisplay, Xroot, RevertToNone, CurrentTime);
XFree(data);
}
return 1;
}
#endif /* OFFIX_DND */
if ((XInternAtom(Xdisplay, "_FVWM_COLORTUNER", True) == ev->xclient.message_type) && ev->xclient.send_event) {
if (ev->xclient.data.l[0] >= 0 && ev->xclient.data.l[0] <= 31) {
PixColors[(int) ev->xclient.data.l[0]] = ev->xclient.data.l[1];
if ((int) ev->xclient.data.l[0] == bgColor) {
XFocusChangeEvent fev;
event_t *pfev;
fev.type = FocusIn;
fev.send_event = 1;
fev.display = Xdisplay;
fev.window = ev->xany.window;
pfev = (event_t *) & fev;
handle_focus_in(pfev);
redraw_image(image_bg);
}
scr_touch();
scr_refresh(refresh_type);
}
return 1;
}
return 1;
}
unsigned char
handle_mapping_notify(event_t *ev)
{
D_EVENTS(("handle_mapping_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
XRefreshKeyboardMapping(&(ev->xmapping));
get_modifiers();
return 1;
}
unsigned char
handle_visibility_notify(event_t *ev)
{
D_EVENTS(("handle_visibility_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
switch (ev->xvisibility.state) {
case VisibilityUnobscured:
D_X11(("Window completely visible. Using FAST_REFRESH.\n"));
refresh_type = FAST_REFRESH;
break;
case VisibilityPartiallyObscured:
D_X11(("Window partially hidden. Using SLOW_REFRESH.\n"));
refresh_type = SLOW_REFRESH;
break;
default:
D_X11(("Window completely hidden. Using NO_REFRESH.\n"));
refresh_type = NO_REFRESH;
break;
}
return 1;
}
unsigned char
handle_enter_notify(event_t *ev)
{
D_EVENTS(("handle_enter_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (ev->xany.window == TermWin.vt) {
if (images[image_bg].norm != images[image_bg].selected) {
images[image_bg].current = images[image_bg].selected;
redraw_image(image_bg);
}
return 1;
}
return 0;
}
unsigned char
handle_leave_notify(event_t *ev)
{
D_EVENTS(("handle_leave_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (ev->xany.window == TermWin.vt) {
if (images[image_bg].norm != images[image_bg].selected) {
images[image_bg].current = images[image_bg].norm;
redraw_image(image_bg);
}
return 1;
}
return 0;
}
unsigned char
handle_focus_in(event_t *ev)
{
XWMHints *wm_hints;
D_EVENTS(("handle_focus_in(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (!TermWin.focus) {
Window unused_root, child;
int unused_root_x, unused_root_y;
unsigned int unused_mask;
TermWin.focus = 1;
XQueryPointer(Xdisplay, TermWin.parent, &unused_root, &child, &unused_root_x, &unused_root_y, &(ev->xbutton.x),
&(ev->xbutton.y), &unused_mask);
if (child == TermWin.vt) {
if (images[image_bg].current != images[image_bg].selected) {
images[image_bg].current = images[image_bg].selected;
redraw_image(image_bg);
}
} else {
if (images[image_bg].current != images[image_bg].norm) {
images[image_bg].current = images[image_bg].norm;
redraw_image(image_bg);
}
}
if (BITFIELD_IS_SET(eterm_options, ETERM_OPTIONS_SCROLLBAR_POPUP)) {
map_scrollbar(BITFIELD_IS_SET(eterm_options, ETERM_OPTIONS_SCROLLBAR));
} else {
scrollbar_set_focus(TermWin.focus);
scrollbar_draw(IMAGE_STATE_NORMAL, MODE_SOLID);
}
bbar_draw_all(IMAGE_STATE_NORMAL, MODE_SOLID);
#ifdef USE_XIM
if (xim_input_context != NULL)
XSetICFocus(xim_input_context);
#endif
if (BITFIELD_IS_SET(vt_options, VT_OPTIONS_URG_ALERT)) {
wm_hints = XGetWMHints(Xdisplay, TermWin.parent);
wm_hints->flags &= ~XUrgencyHint;
XSetWMHints(Xdisplay, TermWin.parent, wm_hints);
XFree(wm_hints);
}
}
return 1;
}
unsigned char
handle_focus_out(event_t *ev)
{
D_EVENTS(("handle_focus_out(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (TermWin.focus) {
TermWin.focus = 0;
if (images[image_bg].current != images[image_bg].disabled) {
images[image_bg].current = images[image_bg].disabled;
redraw_image(image_bg);
}
if (BITFIELD_IS_SET(eterm_options, ETERM_OPTIONS_SCROLLBAR_POPUP)) {
map_scrollbar(0);
} else {
scrollbar_set_focus(TermWin.focus);
scrollbar_draw(IMAGE_STATE_DISABLED, MODE_SOLID);
}
bbar_draw_all(IMAGE_STATE_DISABLED, MODE_SOLID);
#ifdef USE_XIM
if (xim_input_context != NULL)
XUnsetICFocus(xim_input_context);
#endif
}
return 1;
}
unsigned char
handle_configure_notify(event_t *ev)
{
D_EVENTS(("handle_configure_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
while (XCheckTypedWindowEvent(Xdisplay, ev->xany.window, ConfigureNotify, ev)) {
D_EVENTS(("New event: Window 0x%08x, %dx%d at %d, %d\n", ev->xany.window, ev->xconfigure.width, ev->xconfigure.height,
ev->xconfigure.x, ev->xconfigure.y));
}
if (ev->xany.window == TermWin.parent) {
int x = ev->xconfigure.x, y = ev->xconfigure.y;
unsigned int width = ev->xconfigure.width, height = ev->xconfigure.height;
D_EVENTS((" -> TermWin.parent is %ldx%ld at (%d, %d). Internal cache data shows %dx%d at (%hd, %hd). send_event is %d\n",
width, height, x, y, szHint.width, szHint.height, TermWin.x, TermWin.y, ev->xconfigure.send_event));
/* If the font change count is non-zero, this event is telling us we resized ourselves. */
if (font_chg > 0) {
font_chg--;
}
if ((width != (unsigned int) szHint.width) || (height != (unsigned int) szHint.height)) {
/* We were resized externally. Handle the resize. */
D_EVENTS((" -> External resize detected.\n"));
handle_resize(width, height);
#ifdef USE_XIM
xim_set_status_position();
#endif
/* A resize requires the additional handling of a move */
if (ev->xconfigure.send_event) {
handle_move(x, y);
}
} else if (((x != TermWin.x) || (y != TermWin.y)) && (ev->xconfigure.send_event)) {
/* There was an external move, but no resize. Handle the move. */
D_EVENTS((" -> External move detected.\n"));
handle_move(x, y);
} else {
D_EVENTS((" -> Bogus ConfigureNotify detected, ignoring.\n"));
}
}
return 1;
}
unsigned char
handle_selection_clear(event_t *ev)
{
D_EVENTS(("handle_selection_clear(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
selection_clear();
return 1;
}
unsigned char
handle_selection_notify(event_t *ev)
{
D_EVENTS(("handle_selection_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
selection_fetch(ev->xselection.requestor, ev->xselection.property, True);
return 1;
}
unsigned char
handle_selection_request(event_t *ev)
{
D_EVENTS(("handle_selection_request(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
selection_send(&(ev->xselectionrequest));
return 1;
}
unsigned char
handle_expose(event_t *ev)
{
PROF_INIT(handle_expose);
D_EVENTS(("handle_expose(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (ev->xany.window == TermWin.vt
#ifdef PIXMAP_SUPPORT
&& buffer_pixmap == None
#endif
) {
if (refresh_type == NO_REFRESH) {
refresh_type = FAST_REFRESH;
}
scr_expose(ev->xexpose.x, ev->xexpose.y, ev->xexpose.width, ev->xexpose.height);
} else {
XEvent unused_xevent;
while (XCheckTypedWindowEvent(Xdisplay, ev->xany.window, Expose, &unused_xevent));
while (XCheckTypedWindowEvent(Xdisplay, ev->xany.window, GraphicsExpose, &unused_xevent));
}
PROF_DONE(handle_expose);
PROF_TIME(handle_expose);
return 1;
}
unsigned char
handle_button_press(event_t *ev)
{
D_EVENTS(("handle_button_press(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
if (action_dispatch(ev, 0)) {
button_state.ignore_release = 1;
return 1;
}
button_state.bypass_keystate = (ev->xbutton.state & (Mod1Mask | ShiftMask));
button_state.report_mode = (button_state.bypass_keystate ? 0 : ((PrivateModes & PrivMode_mouse_report) ? 1 : 0));
if (ev->xany.window == TermWin.vt) {
if (ev->xbutton.subwindow == None) {
if (button_state.report_mode) {
if (PrivateModes & PrivMode_MouseX10) {
/* no state info allowed */
ev->xbutton.state = 0;
}
#ifdef MOUSE_REPORT_DOUBLECLICK
if (ev->xbutton.button == Button1) {
if (ev->xbutton.time - button_state.button_press < MULTICLICK_TIME)
button_state.clicks++;
else
button_state.clicks = 1;
}
#else
button_state.clicks = 1;
#endif /* MOUSE_REPORT_DOUBLECLICK */
mouse_report(&(ev->xbutton));
} else {
switch (ev->xbutton.button) {
case Button1:
if ((button_state.last_button_press == 1)
&& (ev->xbutton.time - button_state.button_press < MULTICLICK_TIME)) {
button_state.clicks++;
} else {
button_state.clicks = 1;
}
selection_click(button_state.clicks, ev->xbutton.x, ev->xbutton.y);
button_state.last_button_press = 1;
break;
case Button3:
if ((button_state.last_button_press == 3)
&& (ev->xbutton.time - button_state.button_press < MULTICLICK_TIME)) {
selection_rotate(ev->xbutton.x, ev->xbutton.y);
} else {
selection_extend(ev->xbutton.x, ev->xbutton.y, 1);
}
button_state.last_button_press = 3;
break;
#ifdef MOUSEWHEEL
/* This section activates the following bindings:
*
* Mousewheel Up -- Scroll up 1 page
* Ctrl + Mousewheel Up -- Scroll up 5 pages
* Shift + Mousewheel Up -- Scroll up 1 line
* Alt + Mousewheel Up -- Send PgUp to tty
* Alt + Ctrl + Mousewheel Up -- Send 5 PgUp's to tty
* Alt + Shift + Mousewheel Up -- Send Up Arrow to tty
*
* Mousewheel Down -- Scroll down 1 page
* Ctrl + Mousewheel Down -- Scroll down 5 pages
* Shift + Mousewheel Down -- Scroll down 1 line
* Alt + Mousewheel Down -- Send PgDn to tty
* Alt + Ctrl + Mousewheel Down -- Send 5 PgDn's to tty
* Alt + Shift + Mousewheel Down -- Send Down Arrow to tty
*
* Note that the number of lines which constitute a "page" is equal to the number
* of text rows in the terminal window. The context lines are subtracted out *after*
* the conversion is done. In other words, scrolling 5 pages means scrolling
* (5 * LINES_PER_PAGE) - CONTEXT_LINES
* _not_
* (LINES_PER_PAGE - CONTEXT_LINES) * 5
*
* This is also true for the scroll() function in script.c.
*/
case Button4:
if (action_check_modifiers(MOD_CTRL, ev->xbutton.state)) {
scr_page(UP, (TermWin.nrow * 5) - CONTEXT_LINES);
} else if (action_check_modifiers(MOD_SHIFT, ev->xbutton.state)) {
scr_page(UP, 1);
} else if (action_check_modifiers(MOD_ALT, ev->xbutton.state)) {
tt_write("\033[5~", 4);
} else if (action_check_modifiers((MOD_ALT | MOD_SHIFT), ev->xbutton.state)) {
tt_write("\033[A", 3);
} else if (action_check_modifiers((MOD_ALT | MOD_CTRL), ev->xbutton.state)) {
tt_write("\033[5~\033[5~\033[5~\033[5~\033[5~", 20);
} else {
scr_page(UP, TermWin.nrow - CONTEXT_LINES);
}
button_state.last_button_press = 4;
break;
case Button5:
if (action_check_modifiers(MOD_CTRL, ev->xbutton.state)) {
scr_page(DN, (TermWin.nrow * 5) - CONTEXT_LINES);
} else if (action_check_modifiers(MOD_SHIFT, ev->xbutton.state)) {
scr_page(DN, 1);
} else if (action_check_modifiers(MOD_ALT, ev->xbutton.state)) {
tt_write("\033[6~", 4);
} else if (action_check_modifiers((MOD_ALT | MOD_SHIFT), ev->xbutton.state)) {
tt_write("\033[B", 3);
} else if (action_check_modifiers((MOD_ALT | MOD_CTRL), ev->xbutton.state)) {
tt_write("\033[6~\033[6~\033[6~\033[6~\033[6~", 20);
} else {
scr_page(DN, TermWin.nrow - CONTEXT_LINES);
}
button_state.last_button_press = 5;
break;
#endif
default:
break;
}
}
button_state.button_press = ev->xbutton.time;
return (1);
}
}
return 0;
}
unsigned char
handle_button_release(event_t *ev)
{
D_EVENTS(("handle_button_release(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
if (button_state.ignore_release == 1) {
button_state.ignore_release = 0;
return 0;
}
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
button_state.mouse_offset = 0;
button_state.report_mode = (button_state.bypass_keystate ? 0 : ((PrivateModes & PrivMode_mouse_report) ? 1 : 0));
if (ev->xany.window == TermWin.vt) {
if (ev->xbutton.subwindow == None) {
if (button_state.report_mode) {
switch (PrivateModes & PrivMode_mouse_report) {
case PrivMode_MouseX10:
break;
case PrivMode_MouseX11:
ev->xbutton.state = button_state.bypass_keystate;
ev->xbutton.button = AnyButton;
mouse_report(&(ev->xbutton));
break;
}
return (1);
}
/*
* dumb hack to compensate for the failure of click-and-drag
* when overriding mouse reporting
*/
if ((PrivateModes & PrivMode_mouse_report) && (button_state.bypass_keystate) && (ev->xbutton.button == Button1)
&& (clickOnce())) {
selection_extend(ev->xbutton.x, ev->xbutton.y, 0);
}
switch (ev->xbutton.button) {
case Button1:
case Button3:
selection_make(ev->xbutton.time);
break;
case Button2:
selection_paste(XA_PRIMARY);
break;
default:
break;
}
}
}
return 0;
}
unsigned char
handle_motion_notify(event_t *ev)
{
#ifdef COUNT_X_EVENTS
static unsigned long motion_cnt = 0;
#endif
PROF_INIT(handle_motion_notify);
D_EVENTS(("handle_motion_notify(ev [%8p] on window 0x%08x)\n", ev, ev->xany.window));
COUNT_EVENT(motion_cnt);
REQUIRE_RVAL(XEVENT_IS_MYWIN(ev, &primary_data), 0);
#ifdef HAVE_TWIN
/* It's really silly that Twin uses mouse drag codes that are
* different from the ones that xterm uses.
*/
if ((PrivateModes & PrivMode_mouse_report) && !(button_state.bypass_keystate)) {
twin_mouse_drag_report(&(ev->xbutton));
return 1;
}
#endif
if (ev->xany.window == TermWin.vt) {
if (ev->xbutton.state & (Button1Mask | Button3Mask)) {
Window unused_root, unused_child;
int unused_root_x, unused_root_y;
unsigned int unused_mask;
while (XCheckTypedWindowEvent(Xdisplay, TermWin.vt, MotionNotify, ev));
XQueryPointer(Xdisplay, TermWin.vt, &unused_root, &unused_child, &unused_root_x, &unused_root_y, &(ev->xbutton.x),
&(ev->xbutton.y), &unused_mask);
#ifdef MOUSE_THRESHOLD
/* deal with a `jumpy' mouse */
if ((ev->xmotion.time - button_state.button_press) > MOUSE_THRESHOLD)
#endif
selection_extend((ev->xbutton.x), (ev->xbutton.y), (ev->xbutton.state & Button3Mask));
}
PROF_DONE(handle_motion_notify);
PROF_TIME(handle_motion_notify);
return 1;
}
PROF_DONE(handle_motion_notify);
PROF_TIME(handle_motion_notify);
return 1;
}
unsigned char
process_x_event(event_t *ev)
{
#ifdef COUNT_X_EVENTS
static unsigned long event_cnt = 0;
#endif
COUNT_EVENT(event_cnt);
#if 0
D_EVENTS(("process_x_event(ev [%8p] %s on window 0x%08x)\n", ev, event_type_to_name(ev->xany.type), ev->xany.window));
#endif
if (primary_data.handlers[ev->type] != NULL) {
return ((primary_data.handlers[ev->type]) (ev));
}
return (0);
}
XErrorHandler
xerror_handler(Display * display, XErrorEvent * event)
{
char err_string[2048];
strcpy(err_string, "");
XGetErrorText(display, event->error_code, err_string, sizeof(err_string));
libast_print_error("XError in function %s, resource 0x%08x (request %d.%d): %s (error %d)\n",
request_code_to_name(event->request_code), (int) event->resourceid, event->request_code, event->minor_code,
err_string, event->error_code);
#if DEBUG > DEBUG_X11
if (DEBUG_LEVEL >= DEBUG_X11) {
dump_stack_trace();
}
#endif
libast_print_error("Attempting to continue...\n");
return 0;
}