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sdl2: add support for text consoles 

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Merge remote-tracking branch 'remotes/kraxel/tags/pull-sdl-3' into staging

sdl2: add support for text consoles

# gpg: Signature made Mon 02 Jun 2014 15:35:20 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-sdl-3:
  sdl2: textinput + terminal
  sdl2: make Ctrl-Alt-<nr> hotkeys show and hide windows
  console: add kbd_put_string_console
  console: add kbd_put_qcode_console

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-06-02 16:10:12 +01:00
parent 36f5db59cf f2335791fd
commit 1673e89e93
3 changed files with 101 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/ui/console.h
View File

@ -82,6 +82,8 @@ void do_mouse_set(Monitor *mon, const QDict *qdict);
#define QEMU_KEY_CTRL_PAGEDOWN 0xe407
void kbd_put_keysym_console(QemuConsole *s, int keysym);
bool kbd_put_qcode_console(QemuConsole *s, int qcode);
void kbd_put_string_console(QemuConsole *s, const char *str, int len);
void kbd_put_keysym(int keysym);
/* consoles */

33
ui/console.c
View File

@ -1109,6 +1109,39 @@ void kbd_put_keysym_console(QemuConsole *s, int keysym)
}
}
static const int qcode_to_keysym[Q_KEY_CODE_MAX] = {
[Q_KEY_CODE_UP] = QEMU_KEY_UP,
[Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
[Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
[Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
[Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
[Q_KEY_CODE_END] = QEMU_KEY_END,
[Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
[Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
[Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
};
bool kbd_put_qcode_console(QemuConsole *s, int qcode)
{
int keysym;
keysym = qcode_to_keysym[qcode];
if (keysym == 0) {
return false;
}
kbd_put_keysym_console(s, keysym);
return true;
}
void kbd_put_string_console(QemuConsole *s, const char *str, int len)
{
int i;
for (i = 0; i < len && str[i]; i++) {
kbd_put_keysym_console(s, str[i]);
}
}
void kbd_put_keysym(int keysym)
{
kbd_put_keysym_console(active_console, keysym);

68
ui/sdl2.c
View File

@ -49,6 +49,7 @@ static struct sdl2_state {
int idx;
int last_vm_running; /* per console for caption reasons */
int x, y;
int hidden;
} *sdl2_console;
static SDL_Surface *guest_sprite_surface;
@ -136,6 +137,9 @@ static void do_sdl_resize(struct sdl2_state *scon, int width, int height,
} else {
flags |= SDL_WINDOW_RESIZABLE;
}
if (scon->hidden) {
flags |= SDL_WINDOW_HIDDEN;
}
scon->real_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED,
SDL_WINDOWPOS_UNDEFINED,
@ -210,6 +214,23 @@ static void sdl_process_key(struct sdl2_state *scon,
int qcode = sdl2_scancode_to_qcode[ev->keysym.scancode];
QemuConsole *con = scon ? scon->dcl.con : NULL;
if (!qemu_console_is_graphic(con)) {
if (ev->type == SDL_KEYDOWN) {
switch (ev->keysym.scancode) {
case SDL_SCANCODE_RETURN:
kbd_put_keysym_console(con, '\n');
break;
case SDL_SCANCODE_BACKSPACE:
kbd_put_keysym_console(con, QEMU_KEY_BACKSPACE);
break;
default:
kbd_put_qcode_console(con, qcode);
break;
}
}
return;
}
switch (ev->keysym.scancode) {
#if 0
case SDL_SCANCODE_NUMLOCKCLEAR:
@ -305,6 +326,11 @@ static void sdl_show_cursor(void)
static void sdl_grab_start(struct sdl2_state *scon)
{
QemuConsole *con = scon ? scon->dcl.con : NULL;
if (!con || !qemu_console_is_graphic(con)) {
return;
}
/*
* If the application is not active, do not try to enter grab state. This
* prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
@ -458,7 +484,7 @@ static void toggle_full_screen(struct sdl2_state *scon)
static void handle_keydown(SDL_Event *ev)
{
int mod_state;
int mod_state, win;
struct sdl2_state *scon = get_scon_from_window(ev->key.windowID);
if (alt_grab) {
@ -473,6 +499,27 @@ static void handle_keydown(SDL_Event *ev)
if (gui_key_modifier_pressed) {
switch (ev->key.keysym.scancode) {
case SDL_SCANCODE_2:
case SDL_SCANCODE_3:
case SDL_SCANCODE_4:
case SDL_SCANCODE_5:
case SDL_SCANCODE_6:
case SDL_SCANCODE_7:
case SDL_SCANCODE_8:
case SDL_SCANCODE_9:
win = ev->key.keysym.scancode - SDL_SCANCODE_1;
if (win < sdl2_num_outputs) {
sdl2_console[win].hidden = !sdl2_console[win].hidden;
if (sdl2_console[win].real_window) {
if (sdl2_console[win].hidden) {
SDL_HideWindow(sdl2_console[win].real_window);
} else {
SDL_ShowWindow(sdl2_console[win].real_window);
}
}
gui_keysym = 1;
}
break;
case SDL_SCANCODE_F:
toggle_full_screen(scon);
gui_keysym = 1;
@ -544,6 +591,17 @@ static void handle_keyup(SDL_Event *ev)
}
}
static void handle_textinput(SDL_Event *ev)
{
struct sdl2_state *scon = get_scon_from_window(ev->key.windowID);
QemuConsole *con = scon ? scon->dcl.con : NULL;
if (qemu_console_is_graphic(con)) {
return;
}
kbd_put_string_console(con, ev->text.text, strlen(ev->text.text));
}
static void handle_mousemotion(SDL_Event *ev)
{
int max_x, max_y;
@ -680,6 +738,9 @@ static void sdl_refresh(DisplayChangeListener *dcl)
case SDL_KEYUP:
handle_keyup(ev);
break;
case SDL_TEXTINPUT:
handle_textinput(ev);
break;
case SDL_QUIT:
if (!no_quit) {
no_shutdown = 0;
@ -808,7 +869,7 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
for (i = 0;; i++) {
QemuConsole *con = qemu_console_lookup_by_index(i);
if (!con || !qemu_console_is_graphic(con)) {
if (!con) {
break;
}
}
@ -816,6 +877,9 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
sdl2_console = g_new0(struct sdl2_state, sdl2_num_outputs);
for (i = 0; i < sdl2_num_outputs; i++) {
QemuConsole *con = qemu_console_lookup_by_index(i);
if (!qemu_console_is_graphic(con)) {
sdl2_console[i].hidden = true;
}
sdl2_console[i].dcl.ops = &dcl_ops;
sdl2_console[i].dcl.con = con;
register_displaychangelistener(&sdl2_console[i].dcl);