#include <stdio.h> /* sprintf() */
#include <stdlib.h> /* free() */
#include <string.h> /* strlen(), memcpy(), strnlen() */
-#include <ncurses.h> /* pnoutrefresh(), doupdate(), werase(), wnoutrefresh(),
- * erase(), getmaxx(), getmaxy(), delwin(), endwin(),
- * initscr(), noecho(), curs_set(), newpad(), mvwaddch(),
- * mvwaddstr(), wresize(), chtype
+#include <ncurses.h> /* chtype, pnoutrefresh(), doupdate(), werase(), erase(),
+ * wnoutrefresh(), getmaxx(), getmaxy(), mvwaddstr(),
+ * mvwaddch(), mvwaddstr(), wresize()
*/
#include "../common/rexit.h" /* for exit_err() */
#include "../common/try_malloc.h" /* for try_malloc() */
#include "../common/yx_uint16.h" /* for struct yx_uint16 */
-#include "cleanup.h" /* for set_cleanup_flag() */
#include "misc.h" /* for center_offset() */
#include "world.h" /* for world global */
{
/* Determine rightmost window column. */
uint32_t lastwcol = 0;
- struct Win * wp = world.wmeta.chain_start;
+ struct Win * wp = world.wins.chain_start;
while (wp != 0)
{
if ((uint32_t) wp->start.x + (uint32_t) wp->framesize.x > lastwcol + 1)
/* Only resize the pad if the rightmost window column has changed. */
char * err_s = "refit_pad() extends virtual screen beyond legal sizes.";
char * err_m = "refit_pad() triggers memory alloc error via wresize().";
- if (getmaxx(world.wmeta.pad) + 1 != lastwcol)
+ if (getmaxx(world.wins.pad) + 1 != lastwcol)
{
uint8_t t = (lastwcol + 2 > UINT16_MAX);
exit_err(t, err_s);
- t = wresize(world.wmeta.pad, getmaxy(world.wmeta.pad), lastwcol + 2);
+ t = wresize(world.wins.pad, getmaxy(world.wins.pad), lastwcol + 2);
exit_err(t, err_m);
}
}
/* Fit w's top left to bottom left of its ->prev if enough space. */
uint16_t w_prev_maxy = w->prev->start.y + w->prev->framesize.y;
if ( w->framesize.x <= w->prev->framesize.x
- && w->framesize.y < world.wmeta.padsize.y - w_prev_maxy)
+ && w->framesize.y < world.wins.padsize.y - w_prev_maxy)
{
w->start.x = w->prev->start.x;
w->start.y = w_prev_maxy + 1;
uint16_t w_thr_bottom = w_thr->start.y + w_thr->framesize.y;
uint16_t free_width = (w_thr->start.x + w_thr->framesize.x)
- (w_test->start.x + w_test->framesize.x);
- if ( w->framesize.y < world.wmeta.padsize.y - w_thr_bottom
+ if ( w->framesize.y < world.wins.padsize.y - w_thr_bottom
&& w->framesize.x < free_width)
{
w->start.x = w_test->start.x + w_test->framesize.x + 1;
}
if ('<' == dir || '>' == dir)
{
- mvwaddch(world.wmeta.pad, start.y + q, start.x + draw_offset, c);
+ mvwaddch(world.wins.pad, start.y + q, start.x + draw_offset, c);
continue;
}
- mvwaddch(world.wmeta.pad, start.y + draw_offset, start.x + q, c);
+ mvwaddch(world.wins.pad, start.y + draw_offset, start.x + q, c);
}
}
{
struct yx_uint16 start;
start.y = 0;
- start.x = world.wmeta.pad_offset;
- scroll_hint(world.wmeta.padsize, dir, dist, "columns", start);
+ start.x = world.wins.pad_offset;
+ scroll_hint(world.wins.padsize, dir, dist, "columns", start);
}
for (x = offset_x; x < w->framesize.x + offset_x && x < size_x; x++)
{
chtype ch = w->winmap[(y * w->winmapsize.x) + x];
- mvwaddch(world.wmeta.pad, w->start.y + (y - offset_y),
- w->start.x + (x - offset_x), ch);
+ mvwaddch(world.wins.pad, w->start.y + (y - offset_y),
+ w->start.x + (x - offset_x), ch);
}
}
free(w->winmap);
uint16_t y, x;
for (y = w->start.y; y <= w->start.y + w->framesize.y; y++)
{
- mvwaddch(world.wmeta.pad, y, w->start.x - 1, '|');
- mvwaddch(world.wmeta.pad, y, w->start.x + w->framesize.x, '|');
+ mvwaddch(world.wins.pad, y, w->start.x - 1, '|');
+ mvwaddch(world.wins.pad, y, w->start.x + w->framesize.x, '|');
}
for (x = w->start.x; x <= w->start.x + w->framesize.x; x++)
{
- mvwaddch(world.wmeta.pad, w->start.y - 1, x, '-');
- mvwaddch(world.wmeta.pad, w->start.y + w->framesize.y, x, '-');
+ mvwaddch(world.wins.pad, w->start.y - 1, x, '-');
+ mvwaddch(world.wins.pad, w->start.y + w->framesize.y, x, '-');
}
/* Draw as much as possible of the title into center of top border line. */
uint16_t length_visible = strnlen(w->title, w->framesize.x - 2);
char title[length_visible + 3];
char decoration = ' ';
- if (w == world.wmeta.active)
+ if (w == world.wins.win_active)
{
decoration = '$';
}
memcpy(title + 1, w->title, length_visible);
title[0] = title[length_visible + 1] = decoration;
title[length_visible + 2] = '\0';
- mvwaddstr(world.wmeta.pad,
+ mvwaddstr(world.wins.pad,
w->start.y - 1, w->start.x + title_offset, title);
}
}
static void draw_wins_bordercorners(struct Win * w)
{
- mvwaddch(world.wmeta.pad, w->start.y - 1, w->start.x - 1, '+');
- mvwaddch(world.wmeta.pad, w->start.y - 1, w->start.x + w->framesize.x,'+');
- mvwaddch(world.wmeta.pad, w->start.y + w->framesize.y, w->start.x - 1,'+');
- mvwaddch(world.wmeta.pad, w->start.y + w->framesize.y,
+ mvwaddch(world.wins.pad, w->start.y - 1, w->start.x - 1, '+');
+ mvwaddch(world.wins.pad, w->start.y - 1, w->start.x + w->framesize.x, '+');
+ mvwaddch(world.wins.pad, w->start.y + w->framesize.y, w->start.x - 1, '+');
+ mvwaddch(world.wins.pad, w->start.y + w->framesize.y,
w->start.x + w->framesize.x, '+');
if (0 != w->next)
{
static void shift_win_forward()
{
- if (world.wmeta.active == world.wmeta.chain_end)
+ if (world.wins.win_active == world.wins.chain_end)
{
- world.wmeta.chain_end = world.wmeta.active->prev;
- world.wmeta.chain_end->next = 0;
- world.wmeta.active->next = world.wmeta.chain_start;
- world.wmeta.active->next->prev = world.wmeta.active;
- world.wmeta.chain_start = world.wmeta.active;
- world.wmeta.chain_start->prev = 0;
+ world.wins.chain_end = world.wins.win_active->prev;
+ world.wins.chain_end->next = 0;
+ world.wins.win_active->next = world.wins.chain_start;
+ world.wins.win_active->next->prev = world.wins.win_active;
+ world.wins.chain_start = world.wins.win_active;
+ world.wins.chain_start->prev = 0;
}
else
{
- struct Win * old_prev = world.wmeta.active->prev;
- struct Win * old_next = world.wmeta.active->next;
- if (world.wmeta.chain_end == world.wmeta.active->next)
+ struct Win * old_prev = world.wins.win_active->prev;
+ struct Win * old_next = world.wins.win_active->next;
+ if (world.wins.chain_end == world.wins.win_active->next)
{
- world.wmeta.chain_end = world.wmeta.active;
- world.wmeta.active->next = 0;
+ world.wins.chain_end = world.wins.win_active;
+ world.wins.win_active->next = 0;
}
else
{
- world.wmeta.active->next = old_next->next;
- world.wmeta.active->next->prev = world.wmeta.active;
+ world.wins.win_active->next = old_next->next;
+ world.wins.win_active->next->prev = world.wins.win_active;
}
- if (world.wmeta.chain_start == world.wmeta.active)
+ if (world.wins.chain_start == world.wins.win_active)
{
- world.wmeta.chain_start = old_next;
+ world.wins.chain_start = old_next;
}
else
{
old_prev->next = old_next;
}
old_next->prev = old_prev;
- old_next->next = world.wmeta.active;
- world.wmeta.active->prev = old_next;
+ old_next->next = world.wins.win_active;
+ world.wins.win_active->prev = old_next;
}
}
static void shift_win_backward()
{
- if (world.wmeta.active == world.wmeta.chain_start)
+ if (world.wins.win_active == world.wins.chain_start)
{
- world.wmeta.chain_start = world.wmeta.active->next;
- world.wmeta.chain_start->prev = 0;
- world.wmeta.active->prev = world.wmeta.chain_end;
- world.wmeta.active->prev->next = world.wmeta.active;
- world.wmeta.chain_end = world.wmeta.active;
- world.wmeta.chain_end->next = 0;
+ world.wins.chain_start = world.wins.win_active->next;
+ world.wins.chain_start->prev = 0;
+ world.wins.win_active->prev = world.wins.chain_end;
+ world.wins.win_active->prev->next = world.wins.win_active;
+ world.wins.chain_end = world.wins.win_active;
+ world.wins.chain_end->next = 0;
}
else
{
- struct Win * old_prev = world.wmeta.active->prev;
- struct Win * old_next = world.wmeta.active->next;
- if (world.wmeta.chain_start == world.wmeta.active->prev)
+ struct Win * old_prev = world.wins.win_active->prev;
+ struct Win * old_next = world.wins.win_active->next;
+ if (world.wins.chain_start == world.wins.win_active->prev)
{
- world.wmeta.chain_start = world.wmeta.active;
- world.wmeta.active->prev = 0;
+ world.wins.chain_start = world.wins.win_active;
+ world.wins.win_active->prev = 0;
}
else
{
- world.wmeta.active->prev = old_prev->prev;
- world.wmeta.active->prev->next = world.wmeta.active;
+ world.wins.win_active->prev = old_prev->prev;
+ world.wins.win_active->prev->next = world.wins.win_active;
}
- if (world.wmeta.chain_end == world.wmeta.active)
+ if (world.wins.chain_end == world.wins.win_active)
{
- world.wmeta.chain_end = old_prev;
+ world.wins.chain_end = old_prev;
}
else
{
old_next->prev = old_prev;
}
old_prev->next = old_next;
- old_prev->prev = world.wmeta.active;
- world.wmeta.active->next = old_prev;
+ old_prev->prev = world.wins.win_active;
+ world.wins.win_active->next = old_prev;
}
}
-extern void init_win_meta()
+extern void make_pad()
{
- char * err_s = "init_win_meta() creates virtual screen beyond legal size.";
- char * err_m = "init_win_meta() triggers memory alloc error via newpad().";
- world.wmeta.screen = initscr();
- set_cleanup_flag(CLEANUP_NCURSES);
- noecho();
- curs_set(0);
- uint32_t maxy_test = getmaxy(world.wmeta.screen);
- uint32_t maxx_test = getmaxx(world.wmeta.screen);
+ char * err_s = "make_pad() creates an illegaly large virtual screen.";
+ char * err_m = "make_pad() triggers memory allocation error via newpad().";
+ uint32_t maxy_test = getmaxy(world.wins.screen);
+ uint32_t maxx_test = getmaxx(world.wins.screen);
exit_err(maxy_test > UINT16_MAX || maxx_test > UINT16_MAX, err_s);
- world.wmeta.padsize.y = maxy_test;
- world.wmeta.padsize.x = maxx_test;
- world.wmeta.chain_start = 0;
- world.wmeta.chain_end = 0;
- world.wmeta.pad_offset = 0;
- world.wmeta.pad = newpad(world.wmeta.padsize.y, 1);
- exit_err(NULL == world.wmeta.pad, err_m);
- world.wmeta.active = 0;
+ world.wins.padsize.y = maxy_test;
+ world.wins.padsize.x = maxx_test;
+ world.wins.pad = newpad(world.wins.padsize.y, 1);
+ exit_err(NULL == world.wins.pad, err_m);
}
w->draw = func;
w->center.y = 0;
w->center.x = 0;
- w->framesize.y = world.wmeta.padsize.y - 1;
- if (0 < height && height <= world.wmeta.padsize.y - 1)
+ w->framesize.y = world.wins.padsize.y - 1;
+ if (0 < height && height <= world.wins.padsize.y - 1)
{
w->framesize.y = height;
}
- else if (0 > height && world.wmeta.padsize.y + (height - 1) > 0)
+ else if (0 > height && world.wins.padsize.y + (height - 1) > 0)
{
- w->framesize.y = world.wmeta.padsize.y + (height - 1);
+ w->framesize.y = world.wins.padsize.y + (height - 1);
}
- w->framesize.x = world.wmeta.padsize.x;
+ w->framesize.x = world.wins.padsize.x;
if (0 < width)
{
w->framesize.x = width;
}
- else if (0 > width && world.wmeta.padsize.x + width > 0)
+ else if (0 > width && world.wins.padsize.x + width > 0)
{
- w->framesize.x = world.wmeta.padsize.x + width;
+ w->framesize.x = world.wins.padsize.x + width;
}
*wp = w;
}
-extern void free_winmeta_and_endwin()
-{
- delwin(world.wmeta.pad);
- endwin();
-}
-
-
-
extern void free_win(struct Win * win)
{
free(win->title);
extern void append_win(struct Win * w)
{
- if (0 != world.wmeta.chain_start)
+ if (0 != world.wins.chain_start)
{
- w->prev = world.wmeta.chain_end;
- world.wmeta.chain_end->next = w;
+ w->prev = world.wins.chain_end;
+ world.wins.chain_end->next = w;
}
else
{
- world.wmeta.active = w;
- world.wmeta.chain_start = w;
+ world.wins.win_active = w;
+ world.wins.chain_start = w;
}
- world.wmeta.chain_end = w;
+ world.wins.chain_end = w;
update_wins(w);
}
extern void suspend_win(struct Win * w)
{
- if (world.wmeta.chain_start != w)
+ if (world.wins.chain_start != w)
{
w->prev->next = w->next;
}
else
{
- world.wmeta.chain_start = w->next;
+ world.wins.chain_start = w->next;
}
uint8_t pad_refitted = 0;
- if (world.wmeta.chain_end != w)
+ if (world.wins.chain_end != w)
{
w->next->prev = w->prev;
- if (world.wmeta.active == w)
+ if (world.wins.win_active == w)
{
- world.wmeta.active = w->next;
+ world.wins.win_active = w->next;
}
update_wins(w->next); /* Positioning of successor windows may be */
pad_refitted = 1; /* affected / need correction. Note that */
} /* update_wins() already refits the pad, */
else /* voiding later need for that. */
{
- world.wmeta.chain_end = w->prev;
- if (world.wmeta.active == w)
+ world.wins.chain_end = w->prev;
+ if (world.wins.win_active == w)
{
- world.wmeta.active = w->prev;
+ world.wins.win_active = w->prev;
}
}
w->prev = 0;
extern void reset_pad_offset(uint16_t new_offset)
{
if (new_offset >= 0
- && (new_offset < world.wmeta.pad_offset
- || new_offset + world.wmeta.padsize.x < getmaxx(world.wmeta.pad)))
+ && (new_offset < world.wins.pad_offset
+ || new_offset + world.wins.padsize.x < getmaxx(world.wins.pad)))
{
- world.wmeta.pad_offset = new_offset;
+ world.wins.pad_offset = new_offset;
}
}
extern void resize_active_win(struct yx_uint16 size)
{
- if (0 != world.wmeta.active
- && size.x > 0 && size.y > 0 && size.y < world.wmeta.padsize.y)
+ if (0 != world.wins.win_active
+ && size.x > 0 && size.y > 0 && size.y < world.wins.padsize.y)
{
- world.wmeta.active->framesize = size;
- update_wins(world.wmeta.active); /* Positioning of following */
+ world.wins.win_active->framesize = size;
+ update_wins(world.wins.win_active); /* Positioning of following */
} /* windows may be affected. */
}
extern void cycle_active_win(char dir)
{
- if (0 != world.wmeta.active)
+ if (0 != world.wins.win_active)
{
if ('f' == dir)
{
- if (world.wmeta.active->next != 0)
+ if (world.wins.win_active->next != 0)
{
- world.wmeta.active = world.wmeta.active->next;
+ world.wins.win_active = world.wins.win_active->next;
}
else
{
- world.wmeta.active = world.wmeta.chain_start;
+ world.wins.win_active = world.wins.chain_start;
}
}
else
{
- if (world.wmeta.active->prev != 0)
+ if (world.wins.win_active->prev != 0)
{
- world.wmeta.active = world.wmeta.active->prev;
+ world.wins.win_active = world.wins.win_active->prev;
}
else
{
- world.wmeta.active = world.wmeta.chain_end;
+ world.wins.win_active = world.wins.chain_end;
}
}
}
extern void shift_active_win(char dir)
{
- if ( 0 == world.wmeta.active /* No shifting with < 2 windows visible. */
- || world.wmeta.chain_start == world.wmeta.chain_end)
+ if ( 0 == world.wins.win_active /* No shifting with <2 windows visible. */
+ || world.wins.chain_start == world.wins.chain_end)
{
return;
}
if ('f' == dir)
{
shift_win_forward();
- update_wins(world.wmeta.chain_start);
+ update_wins(world.wins.chain_start);
return;
}
shift_win_backward();
- update_wins(world.wmeta.chain_start);
+ update_wins(world.wins.chain_start);
}
{
/* Empty everything before filling it a-new. */
erase();
- wnoutrefresh(world.wmeta.screen);
- werase(world.wmeta.pad);
- if (world.wmeta.chain_start)
+ wnoutrefresh(world.wins.screen);
+ werase(world.wins.pad);
+ if (world.wins.chain_start)
{
/* Draw windows' borders first, then windows. */
- draw_wins_borderlines(world.wmeta.chain_start);
- draw_wins_bordercorners(world.wmeta.chain_start);
- draw_wins(world.wmeta.chain_start);
+ draw_wins_borderlines(world.wins.chain_start);
+ draw_wins_bordercorners(world.wins.chain_start);
+ draw_wins(world.wins.chain_start);
/* Draw virtual screen scroll hints. */
- if (world.wmeta.pad_offset > 0)
+ if (world.wins.pad_offset > 0)
{
- padscroll_hint('<', world.wmeta.pad_offset + 1);
+ padscroll_hint('<', world.wins.pad_offset + 1);
}
- uint16_t size_x = getmaxx(world.wmeta.pad);
- uint16_t right_edge = world.wmeta.pad_offset + world.wmeta.padsize.x;
+ uint16_t size_x = getmaxx(world.wins.pad);
+ uint16_t right_edge = world.wins.pad_offset + world.wins.padsize.x;
if (right_edge < size_x - 1)
{
padscroll_hint('>', size_x - right_edge);
}
/* Write pad segment to be shown on physical screen to screen buffer. */
- pnoutrefresh(world.wmeta.pad, 0, world.wmeta.pad_offset, 0, 0,
- world.wmeta.padsize.y, world.wmeta.padsize.x - 1);
+ pnoutrefresh(world.wins.pad, 0, world.wins.pad_offset, 0, 0,
+ world.wins.padsize.y, world.wins.padsize.x - 1);
}
/* Only at the end write accumulated changes to the physical screen. */
projects / plomrogue / blobdiff