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console: fix displaychangelisteners interface

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Split callbacks into separate Ops struct.  Pass DisplayChangeListener
pointer as first argument to all callbacks.  Uninline a bunch of
display functions and move them from console.h to console.c

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-11-13 14:51:41 +01:00
parent 225dc991b0
commit 7c20b4a374
12 changed files with 344 additions and 227 deletions
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32
ui/curses.c
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@ -35,12 +35,15 @@
#define FONT_HEIGHT 16
#define FONT_WIDTH 8
static DisplayChangeListener *dcl;
static console_ch_t screen[160 * 100];
static WINDOW *screenpad = NULL;
static int width, height, gwidth, gheight, invalidate;
static int px, py, sminx, sminy, smaxx, smaxy;
static void curses_update(DisplayState *ds, int x, int y, int w, int h)
static void curses_update(DisplayChangeListener *dcl,
DisplayState *ds,
int x, int y, int w, int h)
{
chtype *line;
@ -91,7 +94,9 @@ static void curses_calc_pad(void)
}
}
static void curses_resize(DisplayState *ds, int width, int height)
static void curses_resize(DisplayChangeListener *dcl,
DisplayState *ds,
int width, int height)
{
if (width == gwidth && height == gheight) {
return;
@ -128,7 +133,9 @@ static void curses_winch_handler(int signum)
#endif
#endif
static void curses_cursor_position(DisplayState *ds, int x, int y)
static void curses_cursor_position(DisplayChangeListener *dcl,
DisplayState *ds,
int x, int y)
{
if (x >= 0) {
x = sminx + x - px;
@ -154,7 +161,8 @@ static void curses_cursor_position(DisplayState *ds, int x, int y)
static kbd_layout_t *kbd_layout = NULL;
static void curses_refresh(DisplayState *ds)
static void curses_refresh(DisplayChangeListener *dcl,
DisplayState *ds)
{
int chr, nextchr, keysym, keycode, keycode_alt;
@ -187,7 +195,7 @@ static void curses_refresh(DisplayState *ds)
clear();
refresh();
curses_calc_pad();
curses_update(ds, 0, 0, width, height);
curses_update(dcl, ds, 0, 0, width, height);
continue;
}
#endif
@ -323,9 +331,16 @@ static void curses_keyboard_setup(void)
}
}
static const DisplayChangeListenerOps dcl_ops = {
.dpy_name = "curses",
.dpy_text_update = curses_update,
.dpy_text_resize = curses_resize,
.dpy_refresh = curses_refresh,
.dpy_text_cursor = curses_cursor_position,
};
void curses_display_init(DisplayState *ds, int full_screen)
{
DisplayChangeListener *dcl;
#ifndef _WIN32
if (!isatty(1)) {
fprintf(stderr, "We need a terminal output\n");
@ -346,10 +361,7 @@ void curses_display_init(DisplayState *ds, int full_screen)
#endif
dcl = (DisplayChangeListener *) g_malloc0(sizeof(DisplayChangeListener));
dcl->dpy_text_update = curses_update;
dcl->dpy_text_resize = curses_resize;
dcl->dpy_refresh = curses_refresh;
dcl->dpy_text_cursor = curses_cursor_position;
dcl->ops = &dcl_ops;
register_displaychangelistener(ds, dcl);
invalidate = 1;