// A toggle on has occurred
static void ToggleOn(GWidgetObject *gw, uint16_t role) {
(void) role;
gw->g.flags |= GBUTTON_FLG_PRESSED;
_gwinUpdate((GHandle)gw);
// Trigger the event on button down (different than for mouse/touch)
_gwinSendEvent(&gw->g, GEVENT_GWIN_BUTTON);
}
// A mouse up has occurred (it may or may not be over the button)
static void MouseUp(GWidgetObject *gw, coord_t x, coord_t y) {
(void) x; (void) y;
gw->g.flags &= ~GBUTTON_FLG_PRESSED;
_gwinUpdate((GHandle)gw);
#if !GWIN_BUTTON_LAZY_RELEASE
// If the mouse up was not over the button then cancel the event
if (x < 0 || y < 0 || x >= gw->g.width || y >= gw->g.height)
return;
#endif
_gwinSendEvent(&gw->g, GEVENT_GWIN_BUTTON);
}
static void ButtonKeyboard(GWidgetObject* gw, GEventKeyboard* pke)
{
// ENTER and SPACE keys to press the button
if (pke->c[0] == GKEY_ENTER || pke->c[0] == GKEY_SPACE) {
// Some keyboards (eg the virtual keyboard) can't send keyup events.
// Even for those that do we may not be listening for them.
// We should really process on a keydown and then set a timer to display
// the button release but that requires an extra timer and lots of
// complication. Instead we cheat by not providing user feedback of the keypress.
if (!(pke->keystate & GKEYSTATE_KEYUP))
_gwinSendEvent(&gw->g, GEVENT_GWIN_BUTTON);
}
}
static void FrameMouseUp(GWidgetObject *gw, coord_t x, coord_t y) {
#if GWIN_BUTTON_LAZY_RELEASE
if ((gw->g.flags & GWIN_FRAME_CLOSE_PRESSED)) {
// Close is released - destroy the window
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
_gwinSendEvent(&gw->g, GEVENT_GWIN_CLOSE);
_gwinDestroy(&gw->g, REDRAW_INSESSION);
return;
}
if ((gw->g.flags & GWIN_FRAME_MAX_PRESSED)) {
// Max is released - maximize the window
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
gwinSetMinMax(&gw->g, GWIN_MAXIMIZE);
return;
}
if ((gw->g.flags & GWIN_FRAME_MIN_PRESSED)) {
// Min is released - minimize the window
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
gwinSetMinMax(&gw->g, GWIN_MINIMIZE);
return;
}
#else
// If nothing is pressed we have nothing to do.
if (!(gw->g.flags & (GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED)))
return;
// We must be releasing over the button
if (y >= FRM_BUTTON_T && y < FRM_BUTTON_T+FRM_BUTTON_Y) {
coord_t pos;
pos = gw->g.width - (FRM_BORDER_R+FRM_BUTTON_X);
if ((gw->g.flags & GWIN_FRAME_CLOSE_BTN)) {
if ((gw->g.flags & GWIN_FRAME_CLOSE_PRESSED) && x >= pos && x <= pos+FRM_BUTTON_X) {
// Close is released - destroy the window. This is tricky as we already have the drawing lock.
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
_gwinSendEvent(&gw->g, GEVENT_GWIN_CLOSE);
_gwinDestroy(&gw->g, REDRAW_INSESSION);
return;
}
pos -= FRM_BUTTON_X;
}
if ((gw->g.flags & GWIN_FRAME_MINMAX_BTN)) {
if ((gw->g.flags & GWIN_FRAME_MAX_PRESSED) && x >= pos && x <= pos+FRM_BUTTON_X) {
// Max is released - maximize the window
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
gwinSetMinMax(&gw->g, GWIN_MAXIMIZE);
return;
}
pos -= FRM_BUTTON_X;
if ((gw->g.flags & GWIN_FRAME_MIN_PRESSED) && x >= pos && x <= pos+FRM_BUTTON_X) {
// Min is released - minimize the window
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
gwinSetMinMax(&gw->g, GWIN_MINIMIZE);
return;
}
pos -= FRM_BUTTON_X;
}
}
// Clear any flags and redraw the frame
gw->g.flags &= ~(GWIN_FRAME_CLOSE_PRESSED|GWIN_FRAME_MAX_PRESSED|GWIN_FRAME_MIN_PRESSED);
forceFrameRedraw(gw);
#endif
}
