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x11: Add support for the Steam Deck on-screen keyboard

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Ethan Lee 2022-11-13 12:45:13 -05:00 committed by Sam Lantinga
parent 5f2a1231dd
commit c4b9f62164
4 changed files with 61 additions and 0 deletions
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44
src/video/x11/SDL_x11keyboard.c
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@ -22,6 +22,8 @@
#if SDL_VIDEO_DRIVER_X11
#include "SDL_hints.h"
#include "SDL_misc.h"
#include "SDL_x11video.h"
#include "../../events/SDL_keyboard_c.h"
@ -841,6 +843,48 @@ X11_SetTextInputRect(_THIS, const SDL_Rect *rect)
#endif
}
SDL_bool
X11_HasScreenKeyboardSupport(_THIS)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
return videodata->is_steam_deck;
}
void
X11_ShowScreenKeyboard(_THIS, SDL_Window *window)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
if (videodata->is_steam_deck) {
/* For more documentation of the URL parameters, see:
* https://partner.steamgames.com/doc/api/ISteamUtils#ShowFloatingGamepadTextInput
*/
char deeplink[128];
SDL_snprintf(deeplink, sizeof(deeplink),
"steam://open/keyboard?XPosition=0&YPosition=0&Width=0&Height=0&Mode=%d",
SDL_GetHintBoolean(SDL_HINT_RETURN_KEY_HIDES_IME, SDL_FALSE) ? 0 : 1);
SDL_OpenURL(deeplink);
videodata->steam_keyboard_open = SDL_TRUE;
}
}
void X11_HideScreenKeyboard(_THIS, SDL_Window *window)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
if (videodata->is_steam_deck) {
SDL_OpenURL("steam://close/keyboard");
videodata->steam_keyboard_open = SDL_FALSE;
}
}
SDL_bool X11_IsScreenKeyboardShown(_THIS, SDL_Window *window)
{
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
return videodata->steam_keyboard_open;
}
#endif /* SDL_VIDEO_DRIVER_X11 */
/* vi: set ts=4 sw=4 expandtab: */

4
src/video/x11/SDL_x11keyboard.h
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@ -29,6 +29,10 @@ extern void X11_QuitKeyboard(_THIS);
extern void X11_StartTextInput(_THIS);
extern void X11_StopTextInput(_THIS);
extern void X11_SetTextInputRect(_THIS, const SDL_Rect *rect);
extern SDL_bool X11_HasScreenKeyboardSupport(_THIS);
extern void X11_ShowScreenKeyboard(_THIS, SDL_Window *window);
extern void X11_HideScreenKeyboard(_THIS, SDL_Window *window);
extern SDL_bool X11_IsScreenKeyboardShown(_THIS, SDL_Window *window);
extern KeySym X11_KeyCodeToSym(_THIS, KeyCode, unsigned char group);
#endif /* SDL_x11keyboard_h_ */

9
src/video/x11/SDL_x11video.c
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@ -212,6 +212,11 @@ X11_CreateDevice(void)
safety_net_triggered = SDL_FALSE;
orig_x11_errhandler = X11_XSetErrorHandler(X11_SafetyNetErrHandler);
/* Steam Deck will have an on-screen keyboard, so check their environment
* variable so we can make use of SDL_StartTextInput.
*/
data->is_steam_deck = SDL_GetHintBoolean("SteamDeck", SDL_FALSE);
/* Set the function pointers */
device->VideoInit = X11_VideoInit;
device->VideoQuit = X11_VideoQuit;
@ -307,6 +312,10 @@ X11_CreateDevice(void)
device->StartTextInput = X11_StartTextInput;
device->StopTextInput = X11_StopTextInput;
device->SetTextInputRect = X11_SetTextInputRect;
device->HasScreenKeyboardSupport = X11_HasScreenKeyboardSupport;
device->ShowScreenKeyboard = X11_ShowScreenKeyboard;
device->HideScreenKeyboard = X11_HideScreenKeyboard;
device->IsScreenKeyboardShown = X11_IsScreenKeyboardShown;
device->free = X11_DeleteDevice;

4
src/video/x11/SDL_x11video.h
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@ -152,6 +152,10 @@ typedef struct SDL_VideoData
PFN_XGetXCBConnection vulkan_XGetXCBConnection;
#endif
/* Used to interact with the on-screen keyboard */
SDL_bool is_steam_deck;
SDL_bool steam_keyboard_open;
} SDL_VideoData;
extern SDL_bool X11_UseDirectColorVisuals(void);