// *****************************************************************************
void GFX_GOL_CheckBoxActionSet(
GFX_GOL_TRANSLATED_ACTION translatedMsg,
void *pObject,
GFX_GOL_MESSAGE *pMessage)
{
GFX_GOL_CHECKBOX *pCb;
pCb = (GFX_GOL_CHECKBOX *)pObject;
#ifndef GFX_CONFIG_FOCUS_DISABLE
#ifndef GFX_CONFIG_USE_TOUCHSCREEN_DISABLE
if(pMsg->type == TYPE_TOUCHSCREEN)
{
if(!GFX_GOL_ObjectStateGet(pCb, GFX_GOL_CHECKBOX_FOCUSED_STATE))
{
GFX_GOL_ObjectFocusSet((OBJ_HEADER *)pCb);
}
}
#endif
#endif
switch(translatedMsg)
{
case GFX_GOL_CHECKBOX_ACTION_CHECKED:
// Set checked and redraw
GFX_GOL_ObjectStateSet( pCb, GFX_GOL_CHECKBOX_CHECKED_STATE |
GFX_GOL_CHECKBOX_DRAW_CHECK_STATE);
break;
case GFX_GOL_CHECKBOX_ACTION_UNCHECKED:
// Reset check
GFX_GOL_ObjectStateClear(pCb, GFX_GOL_CHECKBOX_CHECKED_STATE);
// Redraw
GFX_GOL_ObjectStateSet(pCb, GFX_GOL_CHECKBOX_DRAW_CHECK_STATE);
break;
default:
// do nothing
return;
}
}
/////////////////////////////////////////////////////////////////////////////
// Function: WORD GOLMsgCallback(WORD objMsg, OBJ_HEADER* pObj, GOL_MSG* pMsg)
// Input: objMsg - translated message for the object,
// pObj - pointer to the object,
// pMsg - pointer to the non-translated, raw GOL message
// Output: if the function returns non-zero the message will be processed by default
// Overview: it's a user defined function. GOLMsg() function calls it each
// time the valid message for the object received
/////////////////////////////////////////////////////////////////////////////
bool GFX_GOL_MessageCallback(GFX_GOL_TRANSLATED_ACTION objMsg, GFX_GOL_OBJ_HEADER *pObj, GFX_GOL_MESSAGE *pMsg)
{
uint16_t objID;
// check first if we need to exit the selected demo (if applicable)
if ((objMsg == GFX_GOL_BUTTON_ACTION_RELEASED) && (pObj->ID == ID_BACK))
{
// check if the button is indeed pressed
if (GFX_GOL_ObjectStateGet(pObj, GFX_GOL_BUTTON_PRESSED_STATE))
{
screenState = CREATE_MAINMENU;
return 1;
}
}
// process messages for demo screens
switch(screenState)
{
case DISPLAY_MAINMENU:
// In this portion, all management of the Button states are
// done here. This portion will always return 0 to inhibit
// the button default message processing to take place.
objID = GFX_GOL_ObjectIDGet(pObj);
if ((objID == ID_ICON1) || (objID == ID_ICON2) ||
(objID == ID_ICON3) || (objID == ID_ICON4))
{
if(objMsg == GFX_GOL_BUTTON_ACTION_PRESSED)
{
// check if button is pressed and show pressed icon
GFX_GOL_ObjectStateSet(pObj, GFX_GOL_BUTTON_PRESSED_STATE);
}
else if(objMsg == GFX_GOL_BUTTON_ACTION_RELEASED)
{
// check if button is released and show release icon
GFX_GOL_ObjectStateClear(pObj, GFX_GOL_BUTTON_PRESSED_STATE);
if (objID == ID_ICON1)
{
while(GFX_DoubleBufferDisable() == GFX_STATUS_FAILURE);
PIPDemo();
screenState = CREATE_MAINMENU;
}
else if (objID == ID_ICON2)
{
while(GFX_DoubleBufferDisable() == GFX_STATUS_FAILURE);
SpeedDemo();
screenState = CREATE_MAINMENU;
}
else if (objID == ID_ICON3)
{
screenState = CREATE_ALPHABLEND;
}
else if (objID == ID_ICON4)
{
while(GFX_DoubleBufferDisable() == GFX_STATUS_FAILURE);
PagingDemo();
screenState = CREATE_MAINMENU;
}
else
// this should not happen
screenState = DISPLAY_MAINMENU;
}
else if(objMsg == GFX_GOL_BUTTON_ACTION_STILLPRESSED)
{
// do not do anything since it is already pressed
return 0;
}
else
{
// check if button is released and show release icon
GFX_GOL_ObjectStateClear(pObj, GFX_GOL_BUTTON_PRESSED_STATE); // reset pressed
}
GFX_GOL_ObjectStateSet(pObj, GFX_GOL_BUTTON_DRAW_STATE);
return 0;
}
if ((objID == ID_SCROLL1) || (objID == ID_SCROLL2) ||
(objID == ID_SCROLL3) || (objID == ID_SCROLL4))
{
if(objMsg == GFX_GOL_BUTTON_ACTION_RELEASED)
{
switch(objID) //Up = 1, Down = 2, Left = 3, Right = 4
{
case ID_SCROLL1:
ScrollScreen(3,10);
break;
case ID_SCROLL2:
ScrollScreen(1,10);
break;
case ID_SCROLL3:
ScrollScreen(4,10);
break;
case ID_SCROLL4:
ScrollScreen(2,10);
break;
}
}
}
break;
case DISPLAY_ALPHABLEND:
return (MsgAlphaBlendScreenCallback(objMsg, pObj, pMsg));
default:
break;
}
return (1);
}
