#include "gfx.h" static GListener gl; static GHandle ghCheckbox1; static void createWidgets(void) { GWidgetInit wi; // Apply some default values for GWIN wi.customDraw = 0; wi.customParam = 0; wi.customStyle = 0; wi.g.show = TRUE; // Apply the checkbox parameters wi.g.width = 100; // includes text wi.g.height = 20; wi.g.y = 10; wi.g.x = 10; wi.text = "Checkbox"; // Create the actual checkbox ghCheckbox1 = gwinCheckboxCreate(NULL, &wi); } int main(void) { GEvent* pe; // Initialize the display gfxInit(); // Set the widget defaults gwinSetDefaultFont(gdispOpenFont("UI2")); gwinSetDefaultStyle(&WhiteWidgetStyle, FALSE); gdispClear(White); // Attach the mouse input gwinAttachMouse(0); // create the widget createWidgets(); // We want to listen for widget events geventListenerInit(&gl); gwinAttachListener(&gl); while(1) { // Get an Event pe = geventEventWait(&gl, TIME_INFINITE); switch(pe->type) { case GEVENT_GWIN_CHECKBOX: if (((GEventGWinCheckbox*)pe)->checkbox == ghCheckbox1) { // The state of our checkbox has changed printf("Checkbox state: %d\r\n", ((GEventGWinCheckbox*)pe)->isChecked); } break; default: break; } } return 0; }