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Fix some NXTEXT pop-up window issues

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3757 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-07-08 20:55:49 +00:00
parent 8125671b10
commit 47591cea1f
4 changed files with 68 additions and 73 deletions
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79
examples/nxtext/nxtext_bkgd.c
View File

@ -115,36 +115,6 @@ NXHANDLE g_bgwnd;
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: nxbg_fillwindow
****************************************************************************/
static inline void nxbg_fillwindow(NXWINDOW hwnd,
FAR const struct nxgl_rect_s *rect,
FAR struct nxtext_state_s *st)
{
int ret;
int i;
ret = nx_fill(hwnd, rect, st->wcolor);
if (ret < 0)
{
message("nxbg_fillwindow: nx_fill failed: %d\n", errno);
}
/* Fill each character on the display (Only the characters within rect
* will actually be redrawn).
*/
#ifdef CONFIG_NX_KBD
nxtext_home(st);
for (i = 0; i < st->nchars; i++)
{
nxtext_fillchar(hwnd, rect, &st->bm[i]);
}
#endif
}
/****************************************************************************
* Name: nxbg_redraw
****************************************************************************/
@ -152,12 +122,11 @@ static inline void nxbg_fillwindow(NXWINDOW hwnd,
static void nxbg_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
bool more, FAR void *arg)
{
FAR struct nxtext_state_s *st = (FAR struct nxtext_state_s *)arg;
message("nxbg_redraw: hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n",
hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y,
more ? "true" : "false");
nxbg_fillwindow(hwnd, rect, st);
nxbg_redrawrect(hwnd, rect);
}
/****************************************************************************
@ -233,6 +202,7 @@ static void nxbg_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch,
static void nxbg_scroll(NXWINDOW hwnd, int lineheight)
{
struct nxgl_rect_s rect;
int i;
int j;
@ -240,7 +210,7 @@ static void nxbg_scroll(NXWINDOW hwnd, int lineheight)
* do this more than once (unlikely)
*/
while (g_bgstate.pos.y >= g_bgstate.wsize.h - lineheight)
while (g_bgstate.fpos.y >= g_bgstate.wsize.h - lineheight)
{
/* Adjust the vertical position of each character */
@ -283,12 +253,16 @@ static void nxbg_scroll(NXWINDOW hwnd, int lineheight)
/* And move the next display position up by one line as well */
g_bgstate.pos.y -= lineheight;
g_bgstate.fpos.y -= lineheight;
}
/* Then re-draw the entire display */
nxbg_refresh(hwnd);
rect.pt1.x = 0;
rect.pt1.y = 0;
rect.pt2.x = g_bgstate.wsize.w - 1;
rect.pt2.y = g_bgstate.wsize.h - 1;
nxbg_redrawrect(hwnd, &rect);
}
/****************************************************************************
@ -351,7 +325,7 @@ void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen)
{
/* Will another character fit on this line? */
if (g_bgstate.pos.x + g_bgstate.fwidth > g_bgstate.wsize.w)
if (g_bgstate.fpos.x + g_bgstate.fwidth > g_bgstate.wsize.w)
{
/* No.. move to the next line */
@ -368,7 +342,7 @@ void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen)
/* Check if we need to scroll up */
if (g_bgstate.pos.y >= g_bgstate.wsize.h - lineheight)
if (g_bgstate.fpos.y >= g_bgstate.wsize.h - lineheight)
{
nxbg_scroll(hwnd, lineheight);
}
@ -380,22 +354,29 @@ void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen)
}
/****************************************************************************
* Name: nxbg_refresh
*
* Description:
* Re-draw the entire background.
*
* Name: nxbg_redrawrect
****************************************************************************/
void nxbg_refresh(NXWINDOW hwnd)
void nxbg_redrawrect(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect)
{
struct nxgl_rect_s rect;
int ret;
int i;
rect.pt1.x = 0;
rect.pt1.y = 0;
rect.pt2.x = g_bgstate.wsize.w - 1;
rect.pt2.y = g_bgstate.wsize.h - 1;
nxbg_fillwindow(hwnd, &rect, &g_bgstate);
ret = nx_fill(hwnd, rect, g_bgstate.wcolor);
if (ret < 0)
{
message("nxbg_redrawrect: nx_fill failed: %d\n", errno);
}
/* Fill each character on the display (Only the characters within rect
* will actually be redrawn).
*/
nxtext_home(&g_bgstate);
for (i = 0; i < g_bgstate.nchars; i++)
{
nxtext_fillchar(hwnd, rect, &g_bgstate.bm[i]);
}
}

8
examples/nxtext/nxtext_internal.h
View File

@ -221,6 +221,7 @@ struct nxtext_state_s
nxgl_mxpixel_t wcolor[CONFIG_NX_NPLANES]; /* Window color */
struct nxgl_size_s wsize; /* Window size */
struct nxgl_point_s wpos; /* Window position */
/* These characterize the font in use */
@ -228,10 +229,7 @@ struct nxtext_state_s
uint8_t fheight; /* Max height of a font in pixels */
uint8_t fwidth; /* Max width of a font in pixels */
uint8_t spwidth; /* The width of a space */
/* This is the next display position */
struct nxgl_point_s pos; /* Next display position */
struct nxgl_point_s fpos; /* Next display position */
/* These describe all text already added to the display */
@ -289,7 +287,7 @@ extern FAR void *nxtext_listener(FAR void *arg);
extern FAR struct nxtext_state_s *nxbg_getstate(void);
extern void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen);
extern void nxbg_refresh(NXWINDOW hwnd);
extern void nxbg_redrawrect(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect);
/* Pop-up window interfaces */

25
examples/nxtext/nxtext_main.c
View File

@ -392,22 +392,7 @@ int user_start(int argc, char *argv[])
* window after two more seconds.
*/
if (popcnt >= 5)
{
/* Destroy the pop-up window and restart the sequence */
message("user_start: Close pop-up\n");
(void)nxpu_close(hwnd);
/* NOTE: The following should not be necessary. This is
* a temporary workaround for a bug in the TOD list:
* "When a window is closed, the display is not updated."
*/
nxbg_refresh(g_bgwnd);
popcnt = 0;
}
else if (popcnt >= 3)
if (popcnt == 3)
{
/* Create a pop-up window */
@ -425,6 +410,14 @@ int user_start(int argc, char *argv[])
}
#endif
}
else if (popcnt == 5)
{
/* Destroy the pop-up window and restart the sequence */
message("user_start: Close pop-up\n");
(void)nxpu_close(hwnd);
popcnt = 0;
}
/* Give another line of text to the background window. Force this
* text to go the background by calling the kbdin method directly.

29
examples/nxtext/nxtext_popup.c
View File

@ -192,11 +192,13 @@ static inline void nxpu_fillwindow(NXWINDOW hwnd,
* will actually be redrawn).
*/
#ifdef CONFIG_NX_KBD
nxtext_home(st);
for (i = 0; i < st->nchars; i++)
{
nxtext_fillchar(hwnd, rect, &st->bm[i]);
}
#endif
}
/****************************************************************************
@ -231,7 +233,10 @@ static void nxpu_position(NXWINDOW hwnd, FAR const struct nxgl_size_s *size,
hwnd, size->w, size->h, pos->x, pos->y,
bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y);
/* Save the window size */
/* Save the window position and size */
st->wpos.x = pos->x;
st->wpos.y = pos->y;
st->wsize.w = size->w;
st->wsize.h = size->h;
@ -390,11 +395,29 @@ errout_with_state:
int nxpu_close(NXWINDOW hwnd)
{
int ret = nx_closewindow(hwnd);
struct nxgl_rect_s rect;
int ret;
ret = nx_closewindow(hwnd);
if (ret < 0)
{
message("nxpu_close: nx_closewindow failed: %d\n", errno);
g_exitcode = NXEXIT_NXCLOSEWINDOW;
return ret;
}
return ret;
/* NOTE: The following should not be necessary. This is
* a temporary workaround for a bug in the TODO list:
* "When a window is closed, the display is not updated."
*/
rect.pt1.x = g_pustate.wpos.x;
rect.pt1.y = g_pustate.wpos.y;
rect.pt2.x = g_pustate.wpos.x + g_pustate.wsize.w - 1;
rect.pt2.y = g_pustate.wpos.y + g_pustate.wsize.h - 1;
gvdbg("Redraw: pt1(%d,%d) pt2(%d,%d)\n",
rect.pt1.x, rect.pt1.y, rect.pt2.x, rect.pt2.y);
nxbg_redrawrect(g_bgwnd, &rect);
return OK;
}