input/software-keyboard/source/main.c

#include <3ds.h>
#include <stdio.h>
#include <string.h>
 
static SwkbdCallbackResult MyCallback(void* user, const char** ppMessage, const char* text, size_t textlen)
{
 if (strstr(text, "lenny"))
 {
 *ppMessage = "Nice try but I'm not letting you use that meme right now";
 return SWKBD_CALLBACK_CONTINUE;
 }
 
 if (strstr(text, "brick"))
 {
 *ppMessage = "~Time to visit Brick City~";
 return SWKBD_CALLBACK_CLOSE;
 }
 
 return SWKBD_CALLBACK_OK;
}
 
int main(int argc, char **argv)
{
 gfxInitDefault();
 consoleInit(GFX_TOP, NULL);
 
 printf("Software keyboard demo - by fincs\n");
 printf("A: text input\n");
 printf("B: numpad input\n");
 printf("X: western input\n");
 printf("Y: filtered input + HOME/POWER/reset handling\n");
 printf("START: exit\n");
 
 while (aptMainLoop())
 {
 hidScanInput();
 
 u32 kDown = hidKeysDown();
 
 if (kDown & KEY_START)
 break;
 
 static SwkbdState swkbd;
 static char mybuf[60];
 static SwkbdStatusData swkbdStatus;
 static SwkbdLearningData swkbdLearning;
 SwkbdButton button = SWKBD_BUTTON_NONE;
 bool didit = false;
 
 if (kDown & KEY_A)
 {
 didit = true;
 swkbdInit(&swkbd, SWKBD_TYPE_NORMAL, 3, -1);
 swkbdSetInitialText(&swkbd, mybuf);
 swkbdSetHintText(&swkbd, "Please enter dank memes");
 swkbdSetButton(&swkbd, SWKBD_BUTTON_LEFT, "Maybe Not", false);
 swkbdSetButton(&swkbd, SWKBD_BUTTON_MIDDLE, "~Middle~", true);
 swkbdSetButton(&swkbd, SWKBD_BUTTON_RIGHT, "Do It", true);
 swkbdSetFeatures(&swkbd, SWKBD_PREDICTIVE_INPUT);
 SwkbdDictWord words[2];
 swkbdSetDictWord(&words[0], "lenny", "( ͡° ͜ʖ ͡°)");
 swkbdSetDictWord(&words[1], "shrug", "¯\\_(ツ)_/¯");
 swkbdSetDictionary(&swkbd, words, sizeof(words)/sizeof(SwkbdDictWord));
 static bool reload = false;
 swkbdSetStatusData(&swkbd, &swkbdStatus, reload, true);
 swkbdSetLearningData(&swkbd, &swkbdLearning, reload, true);
 reload = true;
 button = swkbdInputText(&swkbd, mybuf, sizeof(mybuf));
 }
 
 if (kDown & KEY_B)
 {
 didit = true;
 swkbdInit(&swkbd, SWKBD_TYPE_NUMPAD, 1, 8);
 swkbdSetPasswordMode(&swkbd, SWKBD_PASSWORD_HIDE_DELAY);
 swkbdSetValidation(&swkbd, SWKBD_ANYTHING, 0, 0);
 swkbdSetFeatures(&swkbd, SWKBD_FIXED_WIDTH);
 swkbdSetNumpadKeys(&swkbd, L'ツ', L'益');
 button = swkbdInputText(&swkbd, mybuf, sizeof(mybuf));
 }
 
 if (kDown & KEY_X)
 {
 didit = true;
 swkbdInit(&swkbd, SWKBD_TYPE_WESTERN, 1, -1);
 swkbdSetValidation(&swkbd, SWKBD_NOTEMPTY_NOTBLANK, SWKBD_FILTER_DIGITS | SWKBD_FILTER_AT | SWKBD_FILTER_PERCENT | SWKBD_FILTER_BACKSLASH | SWKBD_FILTER_PROFANITY, 2);
 swkbdSetFeatures(&swkbd, SWKBD_MULTILINE);
 swkbdSetHintText(&swkbd, "No Japanese text allowed ¯\\_(ツ)_/¯");
 button = swkbdInputText(&swkbd, mybuf, sizeof(mybuf));
 }
 
 if (kDown & KEY_Y)
 {
 didit = true;
 swkbdInit(&swkbd, SWKBD_TYPE_WESTERN, 2, -1);
 swkbdSetValidation(&swkbd, SWKBD_NOTEMPTY_NOTBLANK, 0, 0);
 swkbdSetFeatures(&swkbd, SWKBD_DARKEN_TOP_SCREEN | SWKBD_ALLOW_HOME | SWKBD_ALLOW_RESET | SWKBD_ALLOW_POWER);
 swkbdSetFilterCallback(&swkbd, MyCallback, NULL);
 
 bool shouldQuit = false;
 mybuf[0] = 0;
 do
 {
 swkbdSetInitialText(&swkbd, mybuf);
 button = swkbdInputText(&swkbd, mybuf, sizeof(mybuf));
 if (button != SWKBD_BUTTON_NONE)
 break;
 
 SwkbdResult res = swkbdGetResult(&swkbd);
 if (res == SWKBD_RESETPRESSED)
 {
 shouldQuit = true;
 aptSetChainloaderToSelf();
 break;
 }
 else if (res != SWKBD_HOMEPRESSED && res != SWKBD_POWERPRESSED)
 break; // An actual error happened, display it
 
 shouldQuit = !aptMainLoop();
 } while (!shouldQuit);
 
 if (shouldQuit)
 break;
 }
 
 if (didit)
 {
 if (button != SWKBD_BUTTON_NONE)
 {
 printf("You pressed button %d\n", button);
 printf("Text: %s\n", mybuf);
 } else
 printf("swkbd event: %d\n", swkbdGetResult(&swkbd));
 }
 
 // Flush and swap framebuffers
 gfxFlushBuffers();
 gfxSwapBuffers();
 
 gspWaitForVBlank();
 }
 
 gfxExit();
 return 0;
}