// Call C from JavaScript Example
#include "webui.h"
void my_function_string(webui_event_t *e) {
// JavaScript:
// webui_fn('MyID_One', 'Hello');
const char *str = webui_get_string(e);
printf("my_function_string: %s\n", str); // Hello
// Need Multiple Arguments?
//
// WebUI support only one argument. To get multiple arguments
// you can send a JSON string from JavaScript then decode it.
// Example:
//
// my_json = my_json_decoder(str);
// foo = my_json[0];
// bar = my_json[1];
}
void my_function_integer(webui_event_t *e) {
// JavaScript:
// webui_fn('MyID_Two', 123456789);
long long number = webui_get_int(e);
printf("my_function_integer: %lld\n", number); // 123456789
}
void my_function_boolean(webui_event_t *e) {
// JavaScript:
// webui_fn('MyID_Three', true);
bool status = webui_get_bool(e); // True
if (status)
printf("my_function_boolean: True\n");
else
printf("my_function_boolean: False\n");
}
void my_function_with_response(webui_event_t *e) {
// JavaScript:
// const result = webui_fn('MyID_Four', number);
long long number = webui_get_int(e);
number = number * 2;
printf("my_function_with_response: %lld\n", number);
// Send back the response to JavaScript
webui_return_int(e, number);
}
int main() {
// HTML
const char *my_html = ""
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" Call C from JavaScript Example"
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" WebUI - Call C from JavaScript Example
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" Call C function with argument (See the logs in your terminal)
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" Call C function and wait for the response
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"";
// Create a window
size_t my_window = webui_new_window();
// Bind HTML elements with C functions
webui_bind(my_window, "MyID_One", my_function_string);
webui_bind(my_window, "MyID_Two", my_function_integer);
webui_bind(my_window, "MyID_Three", my_function_boolean);
webui_bind(my_window, "MyID_Four", my_function_with_response);
// Show the window
webui_show(my_window, my_html); // webui_show_browser(my_window, my_html, Chrome);
// Wait until all windows get closed
webui_wait();
return 0;
}
#if defined(_MSC_VER)
int APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hInstPrev, PSTR cmdline, int cmdshow) { return main(); }
#endif