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Diffstat (limited to 'ncurses/base/resizeterm.c')
-rw-r--r--ncurses/base/resizeterm.c198
1 files changed, 129 insertions, 69 deletions
diff --git a/ncurses/base/resizeterm.c b/ncurses/base/resizeterm.c
index a94cfc3aaaa8..3f1d36e89d7a 100644
--- a/ncurses/base/resizeterm.c
+++ b/ncurses/base/resizeterm.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2009,2011 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
@@ -28,6 +28,7 @@
/****************************************************************************
* Author: Thomas E. Dickey *
+ * and: Juergen Pfeifer *
****************************************************************************/
/*
@@ -39,11 +40,12 @@
*/
#include <curses.priv.h>
-#include <term.h>
-MODULE_ID("$Id: resizeterm.c,v 1.34 2008/06/07 13:58:40 tom Exp $")
+#ifndef CUR
+#define CUR SP_TERMTYPE
+#endif
-#define stolen_lines (screen_lines - SP->_lines_avail)
+MODULE_ID("$Id: resizeterm.c,v 1.43 2011/01/10 01:34:49 tom Exp $")
/*
* If we're trying to be reentrant, do not want any local statics.
@@ -64,18 +66,23 @@ static int current_cols;
static void
show_window_sizes(const char *name)
{
+ SCREEN *sp;
WINDOWLIST *wp;
_nc_lock_global(curses);
- _tracef("%s resizing: %2d x %2d (%2d x %2d)", name, LINES, COLS,
- screen_lines, screen_columns);
- for (each_window(wp)) {
- _tracef(" window %p is %2ld x %2ld at %2ld,%2ld",
- &(wp->win),
- (long) wp->win._maxy + 1,
- (long) wp->win._maxx + 1,
- (long) wp->win._begy,
- (long) wp->win._begx);
+ for (each_screen(sp)) {
+ _tracef("%s resizing: %p: %2d x %2d (%2d x %2d)", name, (void *) sp,
+ *(ptrLines(sp)),
+ *(ptrCols(sp)),
+ screen_lines(sp), screen_columns(sp));
+ for (each_window(sp, wp)) {
+ _tracef(" window %p is %2ld x %2ld at %2ld,%2ld",
+ (void *) &(wp->win),
+ (long) wp->win._maxy + 1,
+ (long) wp->win._maxx + 1,
+ (long) wp->win._begy,
+ (long) wp->win._begx);
+ }
}
_nc_unlock_global(curses);
}
@@ -86,15 +93,23 @@ show_window_sizes(const char *name)
* structure's size.
*/
NCURSES_EXPORT(bool)
-is_term_resized(int ToLines, int ToCols)
+NCURSES_SP_NAME(is_term_resized) (NCURSES_SP_DCLx int ToLines, int ToCols)
{
- T((T_CALLED("is_term_resized(%d, %d)"), ToLines, ToCols));
+ T((T_CALLED("is_term_resized(%p, %d, %d)"), (void *) SP_PARM, ToLines, ToCols));
returnCode(ToLines > 0
&& ToCols > 0
- && (ToLines != screen_lines
- || ToCols != screen_columns));
+ && (ToLines != screen_lines(SP_PARM)
+ || ToCols != screen_columns(SP_PARM)));
}
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(bool)
+is_term_resized(int ToLines, int ToCols)
+{
+ return NCURSES_SP_NAME(is_term_resized) (CURRENT_SCREEN, ToLines, ToCols);
+}
+#endif
+
/*
*/
static ripoff_t *
@@ -104,6 +119,9 @@ ripped_window(WINDOW *win)
ripoff_t *rop;
if (win != 0) {
+#ifdef USE_SP_RIPOFF
+ SCREEN *sp = _nc_screen_of(win);
+#endif
for (each_ripoff(rop)) {
if (rop->win == win && rop->line != 0) {
result = rop;
@@ -125,6 +143,9 @@ ripped_bottom(WINDOW *win)
ripoff_t *rop;
if (win != 0) {
+#ifdef USE_SP_RIPOFF
+ SCREEN *sp = _nc_screen_of(win);
+#endif
for (each_ripoff(rop)) {
if (rop->line < 0) {
result -= rop->line;
@@ -146,9 +167,12 @@ child_depth(WINDOW *cmp)
int depth = 0;
if (cmp != 0) {
+#ifdef USE_SP_WINDOWLIST
+ SCREEN *sp = _nc_screen_of(cmp);
+#endif
WINDOWLIST *wp;
- for (each_window(wp)) {
+ for (each_window(sp, wp)) {
WINDOW *tst = &(wp->win);
if (tst->_parent == cmp) {
depth = 1 + child_depth(tst);
@@ -184,13 +208,13 @@ static int
adjust_window(WINDOW *win, int ToLines, int ToCols, int stolen EXTRA_DCLS)
{
int result;
- int bottom = CurLines + SP->_topstolen - stolen;
+ int bottom = CurLines + _nc_screen_of(win)->_topstolen - stolen;
int myLines = win->_maxy + 1;
int myCols = win->_maxx + 1;
ripoff_t *rop = ripped_window(win);
T((T_CALLED("adjust_window(%p,%d,%d)%s depth %d/%d currently %ldx%ld at %ld,%ld"),
- win, ToLines, ToCols,
+ (void *) win, ToLines, ToCols,
(rop != 0) ? " (rip)" : "",
parent_depth(win),
child_depth(win),
@@ -202,13 +226,19 @@ adjust_window(WINDOW *win, int ToLines, int ToCols, int stolen EXTRA_DCLS)
* If it is a ripped-off window at the bottom of the screen, simply
* move it to the same relative position.
*/
- win->_begy = ToLines - ripped_bottom(win) - 0 - win->_yoffset;
+ win->_begy = (NCURSES_SIZE_T) (ToLines - ripped_bottom(win) - 0 - win->_yoffset);
+ if (rop->hook == _nc_slk_initialize)
+ _nc_format_slks(
+#if NCURSES_SP_FUNCS
+ _nc_screen_of(win),
+#endif
+ ToCols);
} else if (win->_begy >= bottom) {
/*
* If it is below the bottom of the new screen, move up by the same
* amount that the screen shrank.
*/
- win->_begy += (ToLines - CurLines);
+ win->_begy = (NCURSES_SIZE_T) (win->_begy + (ToLines - CurLines));
} else {
if (myLines == (CurLines - stolen)
&& ToLines != CurLines) {
@@ -239,19 +269,19 @@ adjust_window(WINDOW *win, int ToLines, int ToCols, int stolen EXTRA_DCLS)
* children, decrease those to fit, then decrease the containing window, etc.
*/
static int
-decrease_size(int ToLines, int ToCols, int stolen EXTRA_DCLS)
+decrease_size(NCURSES_SP_DCLx int ToLines, int ToCols, int stolen EXTRA_DCLS)
{
bool found;
int depth = 0;
WINDOWLIST *wp;
- T((T_CALLED("decrease_size(%d, %d)"), ToLines, ToCols));
+ T((T_CALLED("decrease_size(%p, %d, %d)"), (void *) SP_PARM, ToLines, ToCols));
do {
found = FALSE;
TR(TRACE_UPDATE, ("decreasing size of windows to %dx%d, depth=%d",
ToLines, ToCols, depth));
- for (each_window(wp)) {
+ for (each_window(SP_PARM, wp)) {
WINDOW *win = &(wp->win);
if (!(win->_flags & _ISPAD)) {
@@ -273,19 +303,19 @@ decrease_size(int ToLines, int ToCols, int stolen EXTRA_DCLS)
* parent, increase those to fit, then increase the contained window, etc.
*/
static int
-increase_size(int ToLines, int ToCols, int stolen EXTRA_DCLS)
+increase_size(NCURSES_SP_DCLx int ToLines, int ToCols, int stolen EXTRA_DCLS)
{
bool found;
int depth = 0;
WINDOWLIST *wp;
- T((T_CALLED("increase_size(%d, %d)"), ToLines, ToCols));
+ T((T_CALLED("increase_size(%p, %d, %d)"), (void *) SP_PARM, ToLines, ToCols));
do {
found = FALSE;
TR(TRACE_UPDATE, ("increasing size of windows to %dx%d, depth=%d",
ToLines, ToCols, depth));
- for (each_window(wp)) {
+ for (each_window(SP_PARM, wp)) {
WINDOW *win = &(wp->win);
if (!(win->_flags & _ISPAD)) {
@@ -307,25 +337,26 @@ increase_size(int ToLines, int ToCols, int stolen EXTRA_DCLS)
* such as ungetch().
*/
NCURSES_EXPORT(int)
-resize_term(int ToLines, int ToCols)
+NCURSES_SP_NAME(resize_term) (NCURSES_SP_DCLx int ToLines, int ToCols)
{
int result = OK EXTRA_ARGS;
int was_stolen;
- T((T_CALLED("resize_term(%d,%d) old(%d,%d)"),
- ToLines, ToCols,
- screen_lines, screen_columns));
+ T((T_CALLED("resize_term(%p,%d,%d) old(%d,%d)"),
+ (void *) SP_PARM, ToLines, ToCols,
+ (SP_PARM == 0) ? -1 : screen_lines(SP_PARM),
+ (SP_PARM == 0) ? -1 : screen_columns(SP_PARM)));
- if (SP == 0) {
+ if (SP_PARM == 0) {
returnCode(ERR);
}
- _nc_lock_global(curses);
+ _nc_nonsp_lock_global(curses);
- was_stolen = (screen_lines - SP->_lines_avail);
- if (is_term_resized(ToLines, ToCols)) {
- int myLines = CurLines = screen_lines;
- int myCols = CurCols = screen_columns;
+ was_stolen = (screen_lines(SP_PARM) - SP_PARM->_lines_avail);
+ if (NCURSES_SP_NAME(is_term_resized) (NCURSES_SP_ARGx ToLines, ToCols)) {
+ int myLines = CurLines = screen_lines(SP_PARM);
+ int myCols = CurCols = screen_columns(SP_PARM);
#ifdef TRACE
if (USE_TRACEF(TRACE_UPDATE)) {
@@ -333,33 +364,42 @@ resize_term(int ToLines, int ToCols)
_nc_unlock_global(tracef);
}
#endif
- if (ToLines > screen_lines) {
- increase_size(myLines = ToLines, myCols, was_stolen EXTRA_ARGS);
+ if (ToLines > screen_lines(SP_PARM)) {
+ increase_size(NCURSES_SP_ARGx
+ myLines = ToLines, myCols, was_stolen EXTRA_ARGS);
CurLines = myLines;
CurCols = myCols;
}
- if (ToCols > screen_columns) {
- increase_size(myLines, myCols = ToCols, was_stolen EXTRA_ARGS);
+ if (ToCols > screen_columns(SP_PARM)) {
+ increase_size(NCURSES_SP_ARGx
+ myLines, myCols = ToCols, was_stolen EXTRA_ARGS);
CurLines = myLines;
CurCols = myCols;
}
if (ToLines < myLines ||
ToCols < myCols) {
- decrease_size(ToLines, ToCols, was_stolen EXTRA_ARGS);
+ decrease_size(NCURSES_SP_ARGx ToLines, ToCols, was_stolen EXTRA_ARGS);
}
- screen_lines = lines = ToLines;
- screen_columns = columns = ToCols;
+ screen_lines(SP_PARM) = (NCURSES_SIZE_T) ToLines;
+ screen_columns(SP_PARM) = (NCURSES_SIZE_T) ToCols;
- SP->_lines_avail = lines - was_stolen;
+#ifdef USE_TERM_DRIVER
+ CallDriver_2(SP_PARM, setsize, ToLines, ToCols);
+#else
+ lines = (NCURSES_SIZE_T) ToLines;
+ columns = (NCURSES_SIZE_T) ToCols;
+#endif
- if (SP->oldhash) {
- FreeAndNull(SP->oldhash);
+ SP_PARM->_lines_avail = (NCURSES_SIZE_T) (ToLines - was_stolen);
+
+ if (SP_PARM->oldhash) {
+ FreeAndNull(SP_PARM->oldhash);
}
- if (SP->newhash) {
- FreeAndNull(SP->newhash);
+ if (SP_PARM->newhash) {
+ FreeAndNull(SP_PARM->newhash);
}
#ifdef TRACE
if (USE_TRACEF(TRACE_UPDATE)) {
@@ -378,11 +418,23 @@ resize_term(int ToLines, int ToCols)
SET_LINES(ToLines - was_stolen);
SET_COLS(ToCols);
- _nc_unlock_global(curses);
+ _nc_nonsp_unlock_global(curses);
returnCode(result);
}
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+resize_term(int ToLines, int ToCols)
+{
+ int res = ERR;
+ _nc_sp_lock_global(curses);
+ res = NCURSES_SP_NAME(resize_term) (CURRENT_SCREEN, ToLines, ToCols);
+ _nc_sp_unlock_global(curses);
+ return (res);
+}
+#endif
+
/*
* This function reallocates NCURSES window structures. It is invoked in
* response to a SIGWINCH interrupt. Other user-defined windows may also need
@@ -392,34 +444,35 @@ resize_term(int ToLines, int ToCols)
* invoked directly from the signal handler.
*/
NCURSES_EXPORT(int)
-resizeterm(int ToLines, int ToCols)
+NCURSES_SP_NAME(resizeterm) (NCURSES_SP_DCLx int ToLines, int ToCols)
{
int result = ERR;
- T((T_CALLED("resizeterm(%d,%d) old(%d,%d)"),
- ToLines, ToCols,
- screen_lines, screen_columns));
+ T((T_CALLED("resizeterm(%p, %d,%d) old(%d,%d)"),
+ (void *) SP_PARM, ToLines, ToCols,
+ (SP_PARM == 0) ? -1 : screen_lines(SP_PARM),
+ (SP_PARM == 0) ? -1 : screen_columns(SP_PARM)));
- if (SP != 0) {
+ if (SP_PARM != 0) {
result = OK;
- SP->_sig_winch = FALSE;
+ SP_PARM->_sig_winch = FALSE;
- if (is_term_resized(ToLines, ToCols)) {
+ if (NCURSES_SP_NAME(is_term_resized) (NCURSES_SP_ARGx ToLines, ToCols)) {
#if USE_SIGWINCH
ripoff_t *rop;
- bool slk_visible = (SP != 0
- && SP->_slk != 0
- && !(SP->_slk->hidden));
+ bool slk_visible = (SP_PARM != 0
+ && SP_PARM->_slk != 0
+ && !(SP_PARM->_slk->hidden));
if (slk_visible) {
slk_clear();
}
#endif
- result = resize_term(ToLines, ToCols);
+ result = NCURSES_SP_NAME(resize_term) (NCURSES_SP_ARGx ToLines, ToCols);
#if USE_SIGWINCH
- _nc_ungetch(SP, KEY_RESIZE); /* so application can know this */
- clearok(curscr, TRUE); /* screen contents are unknown */
+ safe_ungetch(SP_PARM, KEY_RESIZE); /* so application can know this */
+ clearok(CurScreen(SP_PARM), TRUE); /* screen contents are unknown */
/* ripped-off lines are a special case: if we did not lengthen
* them, we haven't moved them either. repaint them, too.
@@ -429,7 +482,7 @@ resizeterm(int ToLines, int ToCols)
* not know which are really on top.
*/
for (each_ripoff(rop)) {
- if (rop->win != stdscr
+ if (rop->win != StdScreen(SP_PARM)
&& rop->win != 0
&& rop->line < 0) {
@@ -442,10 +495,9 @@ resizeterm(int ToLines, int ToCols)
/* soft-keys are a special case: we _know_ how to repaint them */
if (slk_visible) {
- slk_restore();
- slk_touch();
-
- slk_refresh();
+ NCURSES_SP_NAME(slk_restore) (NCURSES_SP_ARG);
+ NCURSES_SP_NAME(slk_touch) (NCURSES_SP_ARG);
+ NCURSES_SP_NAME(slk_refresh) (NCURSES_SP_ARG);
}
#endif
}
@@ -453,3 +505,11 @@ resizeterm(int ToLines, int ToCols)
returnCode(result);
}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+resizeterm(int ToLines, int ToCols)
+{
+ return NCURSES_SP_NAME(resizeterm) (CURRENT_SCREEN, ToLines, ToCols);
+}
+#endif