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gecko-dev/cmd/xfe/selection.c

1696 строки
39 KiB
C
Исходник Обычный вид История

Free the lizard
1998-03-28 05:44:41 +03:00
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "selection.h"
#include <libi18n.h>
#include <layers.h>
#include <sys/utsname.h>
#include <pwd.h>
#include <Xm/CutPaste.h> /* for PasteQuote clipboard hackery */
/*#include <Xm/AtomMgr.h>*/
#include "intl_csi.h"
#include "felocale.h"
static char *fe_clipboard_text = NULL;
static char *fe_clipboard_html = NULL;
static char *fe_clipboard_data = NULL;
static unsigned long fe_clipboard_dlen = 0;
static Time fe_clipboard_time = 0;
static Widget fe_clipboard_widget = NULL;
static XP_Bool fe_clipboard_motif = False;
static XP_Bool fe_clipboard_empty = True;
static char *fe_selection_text = NULL;
static char *fe_selection_html = NULL;
static char *fe_selection_data = NULL;
static unsigned long fe_selection_dlen = 0;
static Time fe_selection_time = 0;
static Widget fe_selection_widget = NULL;
static MWContext *fe_selection_ctx = NULL;
static MWContext *fe_selection_lost = NULL;
static XP_Bool fe_selection_empty = True;
static char fe_clipboard_data_name[] = "NETSCAPE_HTML";
static char fe_clipboard_html_name[] = "HTML";
static char fe_clipboard_text_name[] = "STRING";
static char fe_clipboard_app_name[] = "MOZILLA";
#define XFE_CCP_DATA (fe_clipboard_data_name)
#define XFE_CCP_HTML (fe_clipboard_html_name)
#define XFE_CCP_TEXT (fe_clipboard_text_name)
#define XFE_CCP_NAME (fe_clipboard_app_name)
/* Selections
*/
static Boolean
fe_selection_converter (Widget widget, Atom *selection, Atom *target,
Atom *type_ret, XtPointer *value_ret,
unsigned long *length_ret, int *format_ret)
{
Display *dpy = XtDisplay (widget);
XTextProperty tmp_prop;
int status;
MWContext *context = fe_WidgetToMWContext (widget);
Atom COMPOUND_TEXT = XmInternAtom(dpy, "COMPOUND_TEXT", False);
Atom XA_TARGETS = XmInternAtom (dpy, "TARGETS", False);
Atom XA_TIMESTAMP = XmInternAtom (dpy, "TIMESTAMP", False);
Atom XA_NETSCAPE = XmInternAtom (dpy, XFE_CCP_DATA, False);
Atom XA_HTML = XmInternAtom (dpy, XFE_CCP_HTML, False);
Atom XA_TEXT = XmInternAtom (dpy, "TEXT", False);
Atom XA_LENGTH = XmInternAtom (dpy, "LENGTH", False);
Atom XA_FILE_NAME = XmInternAtom (dpy, "FILE_NAME", False);
Atom XA_OWNER_OS = XmInternAtom (dpy, "OWNER_OS", False);
Atom XA_HOST_NAME = XmInternAtom (dpy, "HOST_NAME", False);
Atom XA_USER = XmInternAtom (dpy, "USER", False);
Atom XA_CLASS = XmInternAtom (dpy, "CLASS", False);
Atom XA_NAME = XmInternAtom (dpy, "NAME", False);
Atom XA_CLIENT_WINDOW = XmInternAtom (dpy, "CLIENT_WINDOW", False);
Atom XA_PROCESS = XmInternAtom (dpy, "PROCESS", False);
#if 0
Atom XA_CHARACTER_POSITION = XmInternAtom (dpy, "CHARACTER_POSITION", False);
#endif
char *text = 0;
char *html = 0;
char *data = 0;
unsigned long dlen = 0;
Time time = 0;
char *loc;
INTL_CharSetInfo c;
XP_ASSERT (context);
c = LO_GetDocumentCharacterSetInfo(context);
if (*selection == XA_PRIMARY) {
text = fe_selection_text;
html = fe_selection_html;
data = fe_selection_data;
dlen = fe_selection_dlen;
time = fe_selection_time;
}
else {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_selection_converter::[ CLIPBOARD ] -- NOT\n");
#endif
return False;
}
if (!text && !html && !data) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_selection_converter::[ NULL ]\n");
#endif
*value_ret = NULL;
*length_ret = 0;
*type_ret = None;
*format_ret = 0;
return False;
}
/* I can't believe the contortions we need to go through here!! */
if (*target == XA_TARGETS)
{
Atom *av = (Atom *) malloc (sizeof (Atom) * 20);
int ac = 0;
av [ac++] = XA_TARGETS;
av [ac++] = XA_TIMESTAMP;
av [ac++] = XA_NETSCAPE;
av [ac++] = XA_HTML;
av [ac++] = XA_TEXT;
av [ac++] = XA_STRING;
av [ac++] = XA_LENGTH;
#if 0
av [ac++] = XA_CHARACTER_POSITION;
#endif
av [ac++] = XA_FILE_NAME;
av [ac++] = XA_OWNER_OS;
av [ac++] = XA_HOST_NAME;
av [ac++] = XA_USER;
av [ac++] = XA_CLASS;
av [ac++] = XA_NAME;
av [ac++] = XA_CLIENT_WINDOW;
av [ac++] = XA_PROCESS;
av [ac++] = COMPOUND_TEXT;
/* Other types that might be interesting (from the R6 ICCCM):
XA_MULTIPLE (this is a pain and nobody uses it)
XA_LINE_NUMBER start and end lines of the selection
XA_COLUMN_NUMBER start and end column of the selection
XA_BACKGROUND a list of Pixel values
XA_FOREGROUND a list of Pixel values
XA_PIXMAP a list of pixmap IDs (of the images?)
XA_DRAWABLE a list of drawable IDs (?)
XA_COMPOUND_TEXT for text
Hairy Image Conversions:
XA_APPLE_PICT for images
XA_POSTSCRIPT
XA_ENCAPSULATED_POSTSCRIPT aka _ADOBE_EPS
XA_ENCAPSULATED_POSTSCRIPT_INTERCHANGE aka _ADOBE_EPSI
XA_ODIF ISO Office Document Interchange Format
*/
*value_ret = av;
*length_ret = ac;
*type_ret = XA_ATOM;
*format_ret = 32;
return True;
}
else if (*target == XA_TIMESTAMP)
{
Time *timestamp;
timestamp = (Time *) malloc (sizeof (Time));
*timestamp = time;
*value_ret = (char *) timestamp;
*length_ret = 1;
*type_ret = XA_TIMESTAMP;
*format_ret = 32;
return True;
}
else if (*target == XA_NETSCAPE)
{
if (dlen > 0) {
text = XP_ALLOC(dlen+1);
memcpy(text, data, dlen);
*value_ret = text;
*length_ret = dlen;
}
else {
*value_ret = NULL;
*length_ret = 0;
}
*type_ret = XA_NETSCAPE;
*format_ret = 8;
return True;
}
else if (*target == XA_HTML)
{
*value_ret = strdup (html);
*length_ret = strlen (html);
*type_ret = XA_HTML;
*format_ret = 8;
return True;
}
else if (((*target == XA_TEXT) && (INTL_GetCSIWinCSID(c) == CS_LATIN1)) ||
(*target == XA_STRING))
{
*value_ret = strdup (text);
*length_ret = strlen (text);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_TEXT)
{
loc = (char *) fe_ConvertToLocaleEncoding (INTL_GetCSIWinCSID(c),
(unsigned char *) text);
status = XmbTextListToTextProperty (dpy, &loc, 1, XStdICCTextStyle,
&tmp_prop);
if (loc != text)
{
XP_FREE (loc);
}
if (status == Success)
{
*value_ret = (XtPointer) tmp_prop.value;
*length_ret = tmp_prop.nitems;
*type_ret = tmp_prop.encoding; /* STRING or COMPOUND_TEXT */
*format_ret = tmp_prop.format;
}
else
{
*value_ret = NULL;
*length_ret = 0;
return False;
}
return True;
}
else if (*target == COMPOUND_TEXT)
{
loc = (char *) fe_ConvertToLocaleEncoding (INTL_GetCSIWinCSID(c),
(unsigned char *) text);
status = XmbTextListToTextProperty (dpy, &loc, 1, XCompoundTextStyle,
&tmp_prop);
if (loc != text)
{
XP_FREE (loc);
}
if (status == Success)
{
*value_ret = (XtPointer) tmp_prop.value;
*length_ret = tmp_prop.nitems;
*type_ret = COMPOUND_TEXT;
*format_ret = 8;
}
else
{
*value_ret = NULL;
*length_ret = 0;
return False;
}
return True;
}
else if (*target == XA_LENGTH)
{
int *len = (int *) malloc (sizeof (int));
*len = strlen (text);
*value_ret = len;
*length_ret = 1;
*type_ret = XA_INTEGER;
*format_ret = 32;
return True;
}
#if 0
else if (*target == XA_CHARACTER_POSITION)
{
int32 *ends = (int32 *) malloc (sizeof (int32) * 2);
LO_Element *s, *e;
CL_Layer *layer;
/* oops, this doesn't actually give me character positions -
just LO_Elements and indexes into them. */
LO_GetSelectionEndpoints (context, &s, &e, &ends[0], &ends[1], &layer);
*value_ret = ends;
*length_ret = 2;
*type_ret = XA_INTEGER;
*format_ret = 32;
return True;
}
#endif
else if (*target == XA_FILE_NAME)
{
History_entry *current = SHIST_GetCurrent (&context->hist);
if (!current || !current->address)
return False;
*value_ret = strdup (current->address);
*length_ret = strlen (current->address);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_OWNER_OS)
{
char *os;
struct utsname uts;
if (uname (&uts) < 0)
os = "uname failed";
else
os = uts.sysname;
*value_ret = strdup (os);
*length_ret = strlen (os);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_HOST_NAME)
{
char name [255];
if (gethostname (name, sizeof (name)))
return False;
*value_ret = strdup (name);
*length_ret = strlen (name);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_USER)
{
struct passwd *pw = getpwuid (geteuid ());
char *real_uid = (pw ? pw->pw_name : "");
char *user_uid = getenv ("LOGNAME");
if (! user_uid) user_uid = getenv ("USER");
if (! user_uid) user_uid = real_uid;
if (! user_uid)
return False;
*value_ret = strdup (user_uid);
*length_ret = strlen (user_uid);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_CLASS)
{
*value_ret = strdup (fe_progclass);
*length_ret = strlen (fe_progclass);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_NAME)
{
*value_ret = strdup (fe_progname);
*length_ret = strlen (fe_progname);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else if (*target == XA_CLIENT_WINDOW)
{
Window *window;
window = (Window *) malloc (sizeof (Window));
*window = XtWindow (CONTEXT_WIDGET (context));
*value_ret = window;
*length_ret = 1;
*type_ret = XA_WINDOW;
*format_ret = 32;
return True;
}
else if (*target == XA_PROCESS)
{
pid_t *pid;
pid = (pid_t *) malloc (sizeof (pid_t));
*pid = getpid ();
*value_ret = pid;
*length_ret = 1;
*type_ret = XA_INTEGER;
*format_ret = 32;
return True;
}
else if (*target == XA_COLORMAP)
{
Colormap *cmap;
cmap = (Colormap *) malloc (sizeof (Colormap));
*cmap = fe_cmap(context);
*value_ret = cmap;
*length_ret = 1;
*type_ret = XA_COLORMAP;
*format_ret = 32;
return True;
}
return False;
}
static Boolean
fe_clipboard_converter (Widget widget, Atom *selection, Atom *target,
Atom *type_ret, XtPointer *value_ret,
unsigned long *length_ret, int *format_ret)
{
Display *dpy = XtDisplay (widget);
XTextProperty tmp_prop;
int status;
Atom XA_TARGETS = XmInternAtom (dpy, "TARGETS", False);
Atom XA_TIMESTAMP = XmInternAtom (dpy, "TIMESTAMP", False);
Atom XA_TEXT = XmInternAtom (dpy, "TEXT", False);
Atom XA_HTML = XmInternAtom (dpy, XFE_CCP_HTML, False);
Atom XA_NETSCAPE = XmInternAtom (dpy, XFE_CCP_DATA, False);
Atom XA_LENGTH = XmInternAtom (dpy, "LENGTH", False);
char *text = NULL;
char *html = NULL;
char *data = NULL;
unsigned long dlen = 0;
Time time = 0;
if (*selection == XmInternAtom (dpy, "CLIPBOARD", False)) {
text = fe_clipboard_text;
html = fe_clipboard_html;
data = fe_clipboard_data;
dlen = fe_clipboard_dlen;
time = fe_clipboard_time;
}
else {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clipboard_converter::[ PRIMARY ] -- NOT\n");
#endif
return False;
}
if (!text && !html && !data) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clipboard_converter::[ NULL ]\n");
#endif
return False;
}
if (*target == XA_TARGETS)
{
Atom *av = (Atom *) malloc (sizeof (Atom) * 20);
int ac = 0;
av [ac++] = XA_TARGETS;
av [ac++] = XA_TIMESTAMP;
av [ac++] = XA_TEXT;
av [ac++] = XA_HTML;
av [ac++] = XA_NETSCAPE;
av [ac++] = XA_STRING;
av [ac++] = XA_LENGTH;
*value_ret = av;
*length_ret = ac;
*type_ret = XA_ATOM;
*format_ret = 32;
return True;
}
else if (*target == XA_TIMESTAMP)
{
Time *timestamp;
timestamp = (Time *) malloc (sizeof (Time));
*timestamp = time;
*value_ret = (char *) timestamp;
*length_ret = 1;
*type_ret = XA_TIMESTAMP;
*format_ret = 32;
return True;
}
else if ((*target == XA_TEXT) ||
(*target == XA_STRING))
{
if (text) {
*value_ret = strdup (text);
*length_ret = strlen (text);
*type_ret = XA_STRING;
*format_ret = 8;
return True;
}
else {
return False;
}
}
else if (*target == XA_HTML)
{
if (html) {
*value_ret = strdup (html);
*length_ret = strlen (html);
*type_ret = XA_HTML;
*format_ret = 8;
return True;
}
else {
return False;
}
}
else if (*target == XA_NETSCAPE)
{
if (dlen > 0) {
text = XP_ALLOC(dlen+1);
memcpy(text, data, dlen);
*value_ret = text;
*length_ret = dlen;
}
else {
*value_ret = NULL;
*length_ret = 0;
}
*type_ret = XA_NETSCAPE;
*format_ret = 8;
return True;
}
else if (*target == XA_LENGTH)
{
int *len = (int *) malloc (sizeof (int));
if (text) {
*len = strlen(text);
*value_ret = len;
*length_ret = 1;
*type_ret = XA_INTEGER;
*format_ret = 32;
return True;
}
else {
return False;
}
}
return False;
}
Boolean
fe_own_selection_p (MWContext *context, Boolean clip_p)
{
Widget mainw = CONTEXT_WIDGET(context);
Display *dpy = XtDisplay (mainw);
if (clip_p) {
/* Is there an internal clipboard entry? */
if (fe_clipboard_text) {
return True;
} else {
Atom atom = XmInternAtom (dpy, "CLIPBOARD", False);
/* Is there an external clipboard owner? */
if (XGetSelectionOwner (dpy, atom)) {
return True;
}
}
}
else {
/* Do we own the internal selection entry? */
if (mainw == fe_selection_widget) {
return True;
} else {
Window window = XGetSelectionOwner (dpy, XA_PRIMARY);
Widget selection_widget = XtWindowToWidget(dpy, window);
/* Is there a selection widget? */
if (selection_widget) {
XmTextPosition left, right;
MWContext *ref;
ref = fe_WidgetToMWContext(selection_widget);
ref = XP_GetNonGridContext (ref);
/* Does the selection widget belong to us?
* and is there a true selection?
*/
if (ref == context
&& (XmIsText(selection_widget)
|| XmIsTextField(selection_widget))
&& XmTextGetSelectionPosition(selection_widget,
&left, &right)
&& ((right - left) > 0)) {
return True;
}
}
}
}
return False;
}
/* Used by XFE_HTMLView::isCommandEnabled() */
Boolean
fe_can_cut (MWContext *context)
{
return fe_own_selection_p(context, FALSE);
}
/* Used by XFE_HTMLView::isCommandEnabled() */
Boolean
fe_can_copy (MWContext *context)
{
return fe_own_selection_p(context, FALSE);
}
/* Used by XFE_HTMLView::isCommandEnabled() */
Boolean
fe_can_paste (MWContext *context)
{
return fe_own_selection_p(context, TRUE);
}
Window
xfe_GetClipboardWindow(Widget focus)
{
Window target = NULL;
if (fe_clipboard_widget)
target = XtWindow(fe_clipboard_widget);
else
target = XtWindow(focus);
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_GetClipboardWindow::[ %p ][ %p ]\n",
XtWindow(focus), target);
#endif
return target;
}
static void
fe_clipboard_loser (Widget widget, Atom *selection)
{
Display *dpy = XtDisplay (widget);
if (*selection == XmInternAtom (dpy, "CLIPBOARD", False)) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clipboard_loser::[ ]\n");
#endif
fe_DisownClipboard (widget, 0);
}
else {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clipboard_loser::[ invalid atom ]\n");
#endif
}
}
static void
fe_selection_loser (Widget widget, Atom *selection)
{
Display *dpy = XtDisplay (widget);
MWContext *context = fe_WidgetToMWContext (widget);
if (! context) {
/* Are you talking to me? */
#ifdef DEBUG_rhess
fprintf(stderr, "fe_selection_loser::[ NULL ]\n");
#endif
}
else if (*selection == XA_PRIMARY) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_selection_loser::[ PRIMARY ]\n");
#endif
fe_DisownPrimarySelection(widget, 0);
}
else {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_selection_loser::[ ERROR ][ invalid target ]\n");
#endif
}
}
static void
fe_set_clipboard(Widget focus, Time time,
char *text, char* html, char* data, unsigned long data_len,
XP_Bool motif_p)
{
if (fe_clipboard_text) {
XP_FREE(fe_clipboard_text);
fe_clipboard_text = NULL;
}
if (fe_clipboard_html) {
XP_FREE(fe_clipboard_html);
fe_clipboard_html = NULL;
}
if (fe_clipboard_data) {
XP_FREE(fe_clipboard_data);
fe_clipboard_data = NULL;
}
if (text) {
fe_clipboard_text = XP_STRDUP(text);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_clipboard::[ %d ] TEXT\n", strlen(text));
#endif
}
if (html) {
fe_clipboard_html = XP_STRDUP(html);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_clipboard::[ %d ] HTML\n", strlen(html));
#endif
}
if (data) {
fe_clipboard_data = XP_ALLOC(data_len+1);
memcpy(fe_clipboard_data, data, data_len);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_clipboard::[ %d ] DATA\n", data_len);
#endif
}
fe_clipboard_dlen = data_len;
fe_clipboard_time = time;
fe_clipboard_widget = focus;
fe_clipboard_motif = motif_p;
fe_clipboard_empty = False;
}
static void
fe_set_selection(Widget focus, Time time,
char *text, char* html, char* data, unsigned long data_len,
MWContext* ctx
)
{
if (fe_selection_text) {
XP_FREE(fe_selection_text);
fe_selection_text = NULL;
}
if (fe_selection_html) {
XP_FREE(fe_selection_html);
fe_selection_html = NULL;
}
if (fe_selection_data) {
XP_FREE(fe_selection_data);
fe_selection_data = NULL;
}
if (text) {
fe_selection_text = XP_STRDUP(text);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_selection::[ %d ] TEXT\n", strlen(text));
#endif
}
if (html) {
fe_selection_html = XP_STRDUP(html);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_selection::[ %d ] HTML\n", strlen(html));
#endif
}
if (data) {
fe_selection_data = XP_ALLOC(data_len+1);
memcpy(fe_selection_data, data, data_len);
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_set_selection::[ %d ] DATA\n", data_len);
#endif
}
if (fe_selection_ctx) {
if (fe_selection_lost) {
#ifdef DEBUG_rhess
fprintf(stderr, "WARNING... [ lost in fe_set_selection ][ %p ]\n",
fe_selection_lost);
#endif
}
fe_selection_lost = fe_selection_ctx;
}
fe_selection_ctx = ctx;
fe_selection_dlen = data_len;
fe_selection_time = time;
fe_selection_widget = focus;
fe_selection_empty = False;
}
static void
fe_clear_clipboard()
{
if (fe_clipboard_empty) {
}
else {
fe_clipboard_empty = True;
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clear_clipboard::[ ]\n");
#endif
if (fe_clipboard_text) {
XP_FREE( fe_clipboard_text );
fe_clipboard_text = NULL;
}
if (fe_clipboard_html) {
XP_FREE( fe_clipboard_html );
fe_clipboard_html = NULL;
}
if (fe_clipboard_data) {
XP_FREE( fe_clipboard_data );
fe_clipboard_data = NULL;
}
fe_clipboard_dlen = 0;
fe_clipboard_time = 0;
fe_clipboard_widget = NULL;
fe_clipboard_motif = False;
}
}
static void
fe_clear_selection()
{
if (fe_selection_empty) {
}
else {
fe_selection_empty = True;
#ifdef DEBUG_rhess
fprintf(stderr, "fe_clear_selection::[ ]\n");
#endif
if (fe_selection_text) {
XP_FREE( fe_selection_text );
fe_selection_text = NULL;
}
if (fe_selection_html) {
XP_FREE( fe_selection_html );
fe_selection_html = NULL;
}
if (fe_selection_data) {
XP_FREE( fe_selection_data );
fe_selection_data = NULL;
}
if (fe_selection_ctx) {
if (fe_selection_lost) {
#ifdef DEBUG_rhess
fprintf(stderr,
"WARING... [ lost in fe_clear_selection ][ %p ]\n",
fe_selection_lost);
#endif
}
fe_selection_lost = fe_selection_ctx;
}
fe_selection_ctx = NULL;
fe_selection_dlen = 0;
fe_selection_time = 0;
fe_selection_widget = NULL;
}
}
#ifdef EDITOR
static void
fe_edt_selection_loser (Widget widget, Atom *selection)
{
Display *dpy = XtDisplay (widget);
MWContext *context = fe_WidgetToMWContext (widget);
if (! context) {
/* Are you talking to me? */
#ifdef DEBUG_rhess
fprintf(stderr, "fe_edt_selection_loser::[ NULL ]\n");
#endif
}
else if (*selection == XA_PRIMARY) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_edt_selection_loser::[ PRIMARY ]\n");
#endif
fe_EditorDisownSelection (context, 0, False);
}
else if (*selection == XmInternAtom (dpy, "CLIPBOARD", False)) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_edt_selection_loser::[ CLIPBOARD ]\n");
#endif
fe_EditorDisownSelection (context, 0, True);
}
}
void
fe_OwnEDTSelection (MWContext *context, Time time, Boolean clip_p,
char *text, char *html, char *data, unsigned long data_len)
{
Widget mainw = CONTEXT_WIDGET(context);
Display *dpy = XtDisplay (mainw);
Atom atom = (clip_p ? XmInternAtom (dpy, "CLIPBOARD", False) : XA_PRIMARY);
if (clip_p)
{
#ifdef DEBUG_rhess
fprintf(stderr, "fe_own_edt_selection::[ CLIPBOARD ]\n");
#endif
fe_clear_clipboard();
fe_set_clipboard(mainw, time,
text, html, data, data_len, False);
if (text) {
XtOwnSelection (mainw, atom, time,
fe_clipboard_converter, /* conversion proc */
fe_edt_selection_loser, /* lost proc */
0); /* ACK proc */
}
}
else
{
#ifdef DEBUG_rhess
fprintf(stderr, "fe_own_edt_selection::[ PRIMARY ]\n");
#endif
fe_clear_selection();
fe_set_selection(mainw, time,
text, html, data, data_len, context);
if (text) {
XtOwnSelection (mainw, atom, time,
fe_selection_converter, /* conversion proc */
fe_edt_selection_loser, /* lost proc */
0); /* ACK proc */
}
}
}
#endif /* EDITOR */
void
fe_OwnClipboard(Widget focus, Time time,
char* text, char* html, char* data, unsigned long data_len,
XP_Bool motif_p)
{
Display *dpy = XtDisplay (focus);
Atom atom = XmInternAtom (dpy, "CLIPBOARD", False);
if ((text && (strlen(text) > 0)) ||
(html && (strlen(html) > 0)) ||
(data && (data_len > 0))
) {
fe_clear_clipboard();
fe_set_clipboard(focus, time, text, html, data, data_len, motif_p);
#ifdef DEBUG_rhess
if (data) {
if (html) {
if (text) {
fprintf(stderr, "fe_OwnClipboard::[ %p ][ %d, %d, %d ]\n",
focus, strlen(text), strlen(html), data_len);
}
else {
fprintf(stderr, "fe_OwnClipboard::[ %p ][ NULL, %d, %d ]\n",
focus, strlen(html), data_len);
}
}
else {
if (text) {
fprintf(stderr, "fe_OwnClipboard::[ %p ][ %d, NULL, %d ]\n",
focus, strlen(text), data_len);
}
else {
fprintf(stderr,
"fe_OwnClipboard::[ %p ][ NULL, NULL, %d ]\n",
focus, data_len);
}
}
}
else {
if (html) {
if (text) {
fprintf(stderr, "fe_OwnClipboard::[ %p ][ %d, %d, NULL ]\n",
focus, strlen(text), strlen(html));
}
else {
fprintf(stderr,
"fe_OwnClipboard::[ %p ][ NULL, %d, NULL ]\n",
focus, strlen(html));
}
}
else {
if (text) {
fprintf(stderr,
"fe_OwnClipboard::[ %p ][ %d, NULL, NULL ]\n",
focus, strlen(text));
}
else {
fprintf(stderr,
"fe_OwnClipboard::[ %p ][ NULL, NULL, NULL ]\n",
focus);
}
}
}
#endif
XtOwnSelection (focus, atom, time,
fe_clipboard_converter, /* conversion proc */
fe_clipboard_loser, /* lost proc */
0); /* ACK proc */
}
}
void
fe_DisownClipboard(Widget focus, Time time)
{
Display *dpy = XtDisplay (focus);
Atom atom = XmInternAtom (dpy, "CLIPBOARD", False);
XtDisownSelection (focus, atom, time);
if (focus == fe_clipboard_widget) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_DisownClipboard::[ %p ]\n", focus);
#endif
fe_clear_clipboard();
}
}
void
fe_OwnPrimarySelection(Widget focus, Time time,
char* text, char* html,
char* data, unsigned long data_len,
MWContext* context)
{
Display *dpy = XtDisplay (focus);
Atom atom = XA_PRIMARY;
if ((text && (strlen(text) > 0)) ||
(html && (strlen(html) > 0)) ||
(data && (data_len > 0))
) {
fe_clear_selection();
fe_set_selection(focus, time, text, html, data, data_len, context);
#ifdef DEBUG_rhess
if (text) {
if (html) {
fprintf(stderr,
"fe_OwnPrimarySelection::[ %p ][ %d, %d, %d ]\n",
focus, strlen(text), strlen(html), data_len);
}
else {
fprintf(stderr,
"fe_OwnPrimarySelection::[ %p ][ %d, 0, %d ]\n",
focus, strlen(text), data_len);
}
}
else {
if (html) {
fprintf(stderr, "fe_OwnPrimarySelection::[ %p ][ 0, %d, %d ]\n",
focus, strlen(html), data_len);
}
else {
fprintf(stderr, "fe_OwnPrimarySelection::[ %p ][ 0, 0, %d ]\n",
focus, data_len);
}
}
#endif
XtOwnSelection (focus, atom, time,
fe_selection_converter, /* conversion proc */
fe_selection_loser, /* lost proc */
0); /* ACK proc */
}
}
void
fe_DisownPrimarySelection(Widget focus, Time time)
{
Display *dpy = XtDisplay (focus);
Atom atom = XA_PRIMARY;
XtDisownSelection (focus, atom, time);
if (fe_selection_lost) {
LO_ClearSelection(fe_selection_lost);
fe_selection_lost = NULL;
}
else {
if (focus == fe_selection_widget) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_DisownPrimarySelection::[ %p ]\n", focus);
#endif
if (fe_selection_empty) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_DisownPrimarySelection::[ punt ]\n");
#endif
}
else {
if (fe_selection_ctx) {
#ifdef EDITOR
if ((fe_selection_ctx->type ==
MWContextMessageComposition) ||
(fe_selection_ctx->type == MWContextEditor)) {
if (!fe_ContextHasPopups(fe_selection_ctx)) {
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_DisownPrimarySelection::[ %p ] EDT\n",
fe_selection_ctx);
#endif
EDT_ClearSelection(fe_selection_ctx);
}
}
else {
#endif /* EDITOR */
#ifdef DEBUG_rhess
fprintf(stderr,
"fe_DisownPrimarySelection::[ %p ] LO\n",
fe_selection_ctx);
#endif
LO_ClearSelection(fe_selection_ctx);
#ifdef EDITOR
}
#endif
fe_selection_ctx = NULL;
}
fe_clear_selection();
}
}
}
}
void
fe_OwnSelection (MWContext *context, Time time, Boolean clip_p)
{
Widget mainw = CONTEXT_WIDGET(context);
char *text = (char *) LO_GetSelectionText (context);
if (clip_p) {
fe_OwnClipboard(mainw, time,
text, NULL, NULL, 0, False);
}
else {
fe_OwnPrimarySelection(mainw, time,
text, NULL, NULL, 0, context);
}
plug memory leak.
1998-07-31 07:11:30 +04:00
if (text) XP_FREE(text);
Free the lizard
1998-03-28 05:44:41 +03:00
}
void
fe_DisownSelection (MWContext *context, Time time, Boolean clip_p)
{
Widget mainw = CONTEXT_WIDGET(context);
if (clip_p) {
if (fe_clipboard_widget) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_DisownSelection::[ CLIPBOARD ]\n");
#endif
fe_DisownClipboard(mainw, time);
}
}
else {
if (fe_selection_widget) {
#ifdef DEBUG_rhess
fprintf(stderr, "fe_DisownSelection::[ PRIMARY ]\n");
#endif
fe_DisownPrimarySelection(mainw, time);
}
}
}
int
xfe_clipboard_retrieve_work(Widget focus,
char* name,
char** buf, unsigned long* buf_len_a,
Time timestamp)
{
Display* display = XtDisplay(focus);
Window window = xfe_GetClipboardWindow(focus);
int cb_result;
long private_id;
int i;
char *clip_data = NULL;
char work_data[512];
unsigned long length = 0;
unsigned long clip_len = 0;
cb_result = XmClipboardLock(display, window);
if (cb_result != ClipboardSuccess) {
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ FAILED LOCK ]\n");
#endif
*buf_len_a = 0;
*buf = NULL;
return cb_result;
}
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ LOCK ]\n");
#endif
cb_result = XmClipboardInquireLength(display, window,
name, &length);
if (cb_result != ClipboardSuccess) {
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ FAILED INQUIRE ]\n");
#endif
XmClipboardUnlock(display, window, TRUE);
*buf_len_a = 0;
*buf = NULL;
return cb_result;
}
clip_data = XP_ALLOC(length+1);
clip_len = 0;
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ %d ]\n", length);
#endif
cb_result = XmClipboardRetrieve(display, window,
name,
(XtPointer) clip_data,
length,
&clip_len,
&private_id);
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ %d ]\n", clip_len);
#endif
clip_data[clip_len] = '\0';
*buf_len_a = clip_len;
*buf = clip_data;
XmClipboardUnlock(display, window, TRUE);
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_clipboard_retrieve::[ UNLOCK ]\n");
#endif
return cb_result;
}
char *
xfe2_GetClipboardText (Widget focus, int32 *internal)
{
unsigned long length;
int cb_result;
Display* display = XtDisplay(focus);
Window window = xfe_GetClipboardWindow(focus);
Time timestamp = XtLastTimestampProcessed (display);
struct fe_MWContext_cons *rest;
char *clip_data = NULL;
char *clip_name = NULL;
int i;
if (fe_clipboard_motif || !fe_clipboard_widget) {
*internal = 0;
}
else {
MWContext *context = fe_WidgetToMWContext(fe_clipboard_widget);
*internal = (int) context;
}
/*
* NOTE: look in our "internal" clipboard cache...
* - [ shortcut for internal paste ]
*
*/
if (!clip_data) {
if (fe_clipboard_text) {
#ifdef DEBUG_rhess
fprintf(stderr, "xfe2_GetClipboardText::[ cache ]\n");
#endif
clip_data = XP_STRDUP(fe_clipboard_text);
}
}
if (!clip_data) { /* go look on real CLIPBOARD */
clip_name = XFE_CCP_TEXT;
#ifdef DEBUG_rhess
fprintf(stderr, "xfe2_GetClipboardText::[ retrieve ]\n");
#endif
cb_result = xfe_clipboard_retrieve_work(focus,
clip_name,
&clip_data, &length,
timestamp);
if (cb_result != ClipboardSuccess) {
#ifdef DEBUG_rhess
fprintf(stderr, "xfe2_GetClipboardText::[ failed ]\n");
#endif
XP_FREE(clip_data);
clip_data = NULL;
clip_name = NULL;
}
}
return clip_data;
}
static void
fe_text_insert (Widget text, const char *s, int16 charset)
{
/* Gee, I wonder what other gratuitous junk I need to worry about? */
Boolean pdel = True;
XtVaGetValues (text, XmNpendingDelete, &pdel, 0);
if (XmIsText (text))
{
char *s2 = strdup (s); /* This is nuts: it wants to modify the string! */
char *loc;
if (pdel) XmTextRemove (text);
loc = (char *) fe_ConvertToLocaleEncoding (charset,
(unsigned char *) s2);
XmTextInsert (text, XmTextGetInsertionPosition (text), loc);
if (loc != s2)
{
free (loc);
}
free (s2);
}
else if (XmIsTextField (text))
{
char *s2 = strdup (s); /* This is nuts: it wants to modify the string! */
char *loc;
if (pdel) XmTextFieldRemove (text);
loc = (char *) fe_ConvertToLocaleEncoding (charset,
(unsigned char *) s2);
XmTextFieldInsert (text, XmTextFieldGetInsertionPosition (text), loc);
if (loc != s2)
{
free (loc);
}
free (s2);
}
else
abort ();
}
XP_Bool
fe_InternalSelection(XP_Bool clip_p,
unsigned long *text_len,
unsigned long *html_len,
unsigned long *data_len)
{
XP_Bool gotcha = False;
char *text = NULL;
char *html = NULL;
char *data = NULL;
unsigned long dlen = 0;
if (clip_p) {
text = fe_clipboard_text;
html = fe_clipboard_html;
data = fe_clipboard_data;
dlen = fe_clipboard_dlen;
}
else {
text = fe_selection_text;
html = fe_selection_html;
data = fe_selection_data;
dlen = fe_selection_dlen;
}
if (text) {
*text_len = strlen(text);
gotcha = True;
}
else {
*text_len = 0;
}
if (html) {
*html_len = strlen(html);
gotcha = True;
}
else {
*html_len = 0;
}
if (dlen > 0) {
*data_len = dlen;
gotcha = True;
}
else {
*data_len = 0;
}
return gotcha;
}
char *
fe_GetPrimaryText(void)
{
#ifdef DEBUG_rhess
if (fe_selection_text)
fprintf(stderr,
"fe_GetPrimaryText::[ %d ]\n", strlen(fe_selection_text));
else
fprintf(stderr,
"fe_GetPrimaryText::[ NULL ]\n");
#endif
return fe_selection_text;
}
char *
fe_GetPrimaryHtml(void)
{
#ifdef DEBUG_rhess
if (fe_selection_html)
fprintf(stderr,
"fe_GetPrimaryHtml::[ %d ]\n", strlen(fe_selection_html));
else
fprintf(stderr,
"fe_GetPrimaryHtml::[ NULL ]\n");
#endif
return fe_selection_html;
}
char *
fe_GetPrimaryData(unsigned long *length)
{
#ifdef DEBUG_rhess
if (fe_selection_data && (fe_selection_dlen > 0))
fprintf(stderr,
"fe_GetPrimaryData::[ %d ]\n", fe_selection_dlen);
else
fprintf(stderr,
"fe_GetPrimaryData::[ NULL ]\n");
#endif
*length = fe_selection_dlen;
if (fe_selection_dlen > 0) {
return fe_selection_data;
}
else {
return NULL;
}
}
char *
fe_GetInternalText(void)
{
#ifdef DEBUG_rhess
if (fe_clipboard_text)
fprintf(stderr,
"fe_GetInternalText::[ %d ]\n", strlen(fe_clipboard_text));
else
fprintf(stderr,
"fe_GetInternalText::[ NULL ]\n");
#endif
return fe_clipboard_text;
}
char *
fe_GetInternalHtml(void)
{
#ifdef DEBUG_rhess
if (fe_clipboard_html)
fprintf(stderr,
"fe_GetInternalHtml::[ %d ]\n", strlen(fe_clipboard_html));
else
fprintf(stderr,
"fe_GetInternalHtml::[ NULL ]\n");
#endif
return fe_clipboard_html;
}
char *
fe_GetInternalData(unsigned long *length)
{
#ifdef DEBUG_rhess
if (fe_clipboard_data && (fe_clipboard_dlen > 0))
fprintf(stderr,
"fe_GetInternalData::[ %d ]\n", fe_clipboard_dlen);
else
fprintf(stderr,
"fe_GetInternalData::[ NULL ]\n");
#endif
*length = fe_clipboard_dlen;
if (fe_clipboard_dlen > 0) {
return fe_clipboard_data;
}
else {
return NULL;
}
}
/*
* NOTE: we need this to support the unified cut/copy/paste mechanism...
*
* - this allows translations to call cut/copy on a specific widget
*
*/
void
xfe_TextCopy(MWContext *context, Widget focus, XP_Bool cut)
{
XP_Bool text_wp = False;
XP_Bool text_fp = False;
char *clip = NULL;
Time time = 0;
if (!focus)
return;
text_wp = XmIsText(focus);
text_fp = XmIsTextField(focus);
if (text_wp || text_fp) {
clip = fe_GetTextSelection(focus);
if (clip) {
time = XtLastTimestampProcessed(XtDisplay(focus));
fe_OwnClipboard(focus, time,
clip, NULL, NULL, 0, True);
XP_FREE(clip);
if (cut) {
if (text_wp)
XmTextRemove(focus);
else
XmTextFieldRemove(focus);
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_TextCopy::[ CUT ]\n");
#endif
}
#ifdef DEBUG_rhess
else {
fprintf(stderr, "xfe_TextCopy::[ ]\n");
}
#endif
}
#ifdef DEBUG_rhess
else {
fprintf(stderr, "xfe_TextCopy::[ failed to get selection ]\n");
}
#endif
}
}
/* Motif sucks! XmTextPaste() gets stuck if you're pasting from one
widget to another in the same application! */
void
xfe_TextPaste (MWContext *context, Widget text, XP_Bool quote_p)
{
struct fe_MWContext_cons *rest;
char *clip = 0;
int16 charset = CS_LATIN1;
INTL_CharSetInfo csi;
int32 internal = 0;
MWContext *con = NULL;
clip = xfe2_GetClipboardText(text, &internal);
if (internal) {
con = (MWContext *) internal;
csi = LO_GetDocumentCharacterSetInfo(con);
charset = INTL_GetCSIWinCSID(csi);
}
else {
charset = INTL_DefaultWinCharSetID(NULL);
}
#ifdef MOZ_MAIL_NEWS
if (clip && quote_p)
{
char *n = MSG_ConvertToQuotation (clip);
XP_ASSERT(n);
XP_FREE(clip);
clip = n;
if (!clip) return;
}
#endif
if (clip)
{
#ifdef DEBUG_rhess
fprintf(stderr, "xfe_TextPaste::[ insert ][ %d ]--[ %d ] [ %s ]\n",
charset, CS_LATIN1, clip);
#endif
fe_text_insert (text, clip, charset);
XP_FREE(clip);
}
else
XBell (XtDisplay (text), 0);
}
typedef enum { fe_Cut, fe_Copy, fe_Paste, fe_PasteQuoted } fe_CCP;
static void
fe_ccp (MWContext *context, XEvent *event, fe_CCP ccp)
{
Widget focus = XmGetFocusWidget (CONTEXT_WIDGET (context));
char *clip = NULL;
Time time = (event && (event->type == KeyPress ||
event->type == KeyRelease)
? event->xkey.time :
event && (event->type == ButtonPress ||
event->type == ButtonRelease)
? event->xbutton.time :
XtLastTimestampProcessed (XtDisplay(CONTEXT_WIDGET (context))));
if ((CONTEXT_WIDGET(context) != fe_selection_widget
|| (ccp != fe_Cut && ccp != fe_Copy))
&& focus && (XmIsText (focus) || XmIsTextField (focus)))
switch (ccp)
{
case fe_Cut:
xfe_TextCopy (context, focus, TRUE);
break;
case fe_Copy:
xfe_TextCopy (context, focus, FALSE);
break;
case fe_Paste:
xfe_TextPaste (context, focus, FALSE);
break;
case fe_PasteQuoted:
xfe_TextPaste (context, focus, TRUE);
break;
default:
XP_ASSERT(0);
break;
}
else
{
Don't require focus for a copy. Allows copy in view source window.
1998-09-11 22:58:32 +04:00
if (ccp == fe_Copy) {
Free the lizard
1998-03-28 05:44:41 +03:00
fe_OwnSelection(context, time, True);
}
else {
XBell (XtDisplay (CONTEXT_WIDGET (context)), 0);
}
}
}
void
fe_cut_cb (Widget widget, XtPointer closure, XtPointer call_data)
{
MWContext *context = (MWContext *) closure;
XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data;
fe_UserActivity (context);
fe_ccp (context, (cb ? cb->event : 0), fe_Cut);
}
void
fe_copy_cb (Widget widget, XtPointer closure, XtPointer call_data)
{
MWContext *context = (MWContext *) closure;
XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data;
fe_UserActivity (context);
fe_ccp (context, (cb ? cb->event : 0), fe_Copy);
}
void
fe_paste_cb (Widget widget, XtPointer closure, XtPointer call_data)
{
MWContext *context = (MWContext *) closure;
XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data;
fe_UserActivity (context);
fe_ccp (context, (cb ? cb->event : 0), fe_Paste);
}
void
fe_paste_quoted_cb (Widget widget, XtPointer closure, XtPointer call_data)
{
MWContext *context = (MWContext *) closure;
XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data;
fe_UserActivity (context);
fe_ccp (context, (cb ? cb->event : 0), fe_PasteQuoted);
}