刚开始学习EMWIN 一个很简单程序自己定义的两个消息为什么回调函数里面收不到谢谢调好几天了快疯了！！！

科大小青年 · 发表于 2015-10-26 20:01:14

#define ID_FRAMEWIN_0 (GUI_ID_USER + 0x00)
#define ID_BUTTON_0 (GUI_ID_USER + 0x01)
#define ID_BUTTON_1 (GUI_ID_USER + 0x02)
#define A (WM_USER +0)
#define B (WM_USER +1)
static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] =
{
{ FRAMEWIN_CreateIndirect, "Framewin", ID_FRAMEWIN_0, 0, 0, 320, 240, 0, 0x64, 0 },
{ BUTTON_CreateIndirect, "Button1", ID_BUTTON_0, 100, 30, 150, 50, 0, 0x0, 0 },
{ BUTTON_CreateIndirect, "Button2", ID_BUTTON_1, 100, 130, 150, 50, 0, 0x0, 0 },
};

//???°?ò???÷????
static void _cbDialog(WM_MESSAGE * pMsg)
{
WM_HWIN hItem;

switch (pMsg->MsgId)
{

case WM_INIT_DIALOG:
hItem = pMsg->hWin;
FRAMEWIN_SetText(hItem, "EDIT USER");
FRAMEWIN_SetTextAlign(hItem, GUI_TA_HCENTER | GUI_TA_VCENTER);
FRAMEWIN_SetFont(hItem, GUI_FONT_16B_ASCII);
hItem = WM_GetDialogItem(pMsg->hWin, GUI_ID_EDIT0);
EDIT_EnableBlink(hItem, 500, 1);
EDIT_SetText(hItem, "Hello Word!");
EDIT_SetFont(hItem, &GUI_Font20_ASCII);
EDIT_SetTextAlign(hItem, GUI_TA_LEFT | GUI_TA_VCENTER);
break;

case A:
GPIO_SetBits(GPIOB,GPIO_Pin_8);
break;
case B:
GPIO_ResetBits(GPIOB,GPIO_Pin_8);
break;

default:
WM_DefaultProc(pMsg);
break;
}
}
void ButtonUse_Demo(void)
{
WM_HWIN hWin;

hWin= GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), _cbDialog, WM_HBKWIN, 0, 0);
while(1)
{
WM_MESSAGE Msg;

GUI_Delay(1000);
Msg.MsgId=A;
WM_SendMessage(hWin,&Msg);

GUI_Delay(1000);
Msg.MsgId=B;
WM_SendMessage(hWin,&Msg);

}
}