ini.c

CVI教程,用于信号采集系统的多任务开发软件.学习简单,功能实用.

    status = Ini_GetInt (myInifile, sectionName, itemName, integerValue);
    status = Ini_GetDouble (myInifile, sectionName, itemName, doubleValue);
    status = Ini_GetPointerToRawString (myInifile, sectionName, itemName, ptrToString);
    
    status = Ini_PutBoolean (myInifile, sectionName, itemName, booleanValue);
    status = Ini_PutInt (myInifile, sectionName, itemName, integerValue);
    status = Ini_PutDouble (myInifile, sectionName, itemName, doubleValue);
    status = Ini_PutRawString (myInifile, sectionName, itemName, stringValue);
*/ 
    return 0;
}

/*--------------------------------------------------------------------------*/
/* NewSection                                                               */
/*--------------------------------------------------------------------------*/
int CVICALLBACK NewSection (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    char userSectionName[MAX_NAME_SIZE];
    char *sectionName;
    int section, sections, found;

    switch (event) {
        case EVENT_COMMIT:
            userSectionName[0] = 0;
            if ((GenericMessagePopup ("New Section",
                "Please specify name of new section",
                "OK", "Cancel", "", userSectionName,
                MAX_NAME_SIZE-1, 0,
                VAL_GENERIC_POPUP_INPUT_STRING,
                VAL_GENERIC_POPUP_BTN1,
                VAL_GENERIC_POPUP_BTN2)==VAL_GENERIC_POPUP_BTN1) && (userSectionName[0]!=0) )
            {   
                if (Ini_SectionExists (myInifile, userSectionName))
                     MessagePopup("Inifile","Error, section already exists");
                else 
                {
                    /* We have to add a dummy item and then remove to create a new section */
                    Ini_PutString (myInifile, userSectionName, "Dummy_tag_name", "");
                    Ini_RemoveItem (myInifile, userSectionName, "Dummy_tag_name");
                    changesMade = 1;
                }    
                
                sections = Ini_NumberOfSections (myInifile);
                found = 0;
                for (section=1;(section<=sections) && (!found);section++)
                {
                    if ((Ini_NthSectionName (myInifile, section, &sectionName)>0) &&
                        (!strcmp(sectionName, userSectionName)) ) 
                            found = section;
                }            
                if (found) 
                {
                    section = found;
                    sections = Ini_NumberOfSections (myInifile);
                    SetCtrlAttribute(panelHandle, PANEL_SECTION, ATTR_MAX_VALUE, sections);
                    SetCtrlVal(panelHandle, PANEL_SECTION, section);
                    UpdateUIR();
                }
            }    
            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* DeleteSection                                                            */
/*--------------------------------------------------------------------------*/
int CVICALLBACK DeleteSection (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    char sectionName[MAX_NAME_SIZE];
    
    switch (event) {
        case EVENT_COMMIT:
            sectionName[0] = 0;
            GetCtrlVal(panelHandle, PANEL_SECTION_NAME, sectionName);
            if (!Ini_RemoveSection (myInifile, sectionName))
                MessagePopup("Inifile","Error removing item from section");
            UpdateUIR();
            
            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* ChangeCurrentSection                                                     */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeCurrentSection (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            UpdateUIR();
            
            break;
    }
    return 0;
}
/*--------------------------------------------------------------------------*/
/* ChangeSectionName                                                        */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeSectionName (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* NewItem                                                                  */
/*--------------------------------------------------------------------------*/
int CVICALLBACK NewItem (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    char sectionName[MAX_NAME_SIZE];
    char userItemName[MAX_NAME_SIZE];
    char *itemName;
    int item, items, found;
    
    switch (event) {
        case EVENT_COMMIT:
            userItemName[0] = 0;
            if ((GenericMessagePopup ("New Section",
                "Please specify name of new item",
                "OK", "Cancel", "", userItemName,
                MAX_NAME_SIZE-1, 0,
                VAL_GENERIC_POPUP_INPUT_STRING,
                VAL_GENERIC_POPUP_BTN1,
                VAL_GENERIC_POPUP_BTN2)==VAL_GENERIC_POPUP_BTN1) && (userItemName[0]!=0) )
            {   
                GetCtrlVal(panelHandle, PANEL_SECTION_NAME, sectionName);
                if (Ini_ItemExists (myInifile, sectionName, userItemName))
                     MessagePopup("Inifile","Error, item already exists");
                else 
                {
                    Ini_PutString (myInifile, sectionName, userItemName, "");
                    changesMade = 1;
                }    
                
                items = Ini_NumberOfItems (myInifile, sectionName);
                found = 0;
                for (item=1;(item<=items) && (!found);item++)
                {
                    if ((Ini_NthItemName (myInifile, sectionName, item, &itemName)>0) &&
                        (!strcmp(itemName, userItemName)) ) 
                            found = item;
                }            
                if (found) 
                {
                    item = found;
                    items = Ini_NumberOfItems (myInifile, sectionName);
                    SetCtrlAttribute(panelHandle, PANEL_ITEM, ATTR_MAX_VALUE, items);
                    SetCtrlVal(panelHandle, PANEL_ITEM, item);
                    UpdateUIR();
                }
            }    
            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* DeleteItem                                                               */
/*--------------------------------------------------------------------------*/
int CVICALLBACK DeleteItem (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    char sectionName[MAX_NAME_SIZE];
    char itemName[MAX_NAME_SIZE];
    
    switch (event) {
        case EVENT_COMMIT:
            sectionName[0] = 0;
            itemName[0] = 0;
            GetCtrlVal(panelHandle, PANEL_SECTION_NAME, sectionName);
            GetCtrlVal(panelHandle, PANEL_ITEM_NAME, itemName);
            if (!Ini_RemoveItem (myInifile, sectionName, itemName))
                MessagePopup("Inifile","Error removing item from section");
            UpdateUIR();
            
            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* ChangeCurrentItem                                                        */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeCurrentItem (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            UpdateUIR();

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* ChangeItemName                                                           */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeItemName (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* ChangeItemType                                                           */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeItemType (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* ChangeItemValue                                                          */
/*--------------------------------------------------------------------------*/
int CVICALLBACK ChangeItemValue (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* HelpCallback                                                             */
/*--------------------------------------------------------------------------*/
int CVICALLBACK HelpCallback (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_RIGHT_CLICK:
        case EVENT_COMMIT:
            MessagePopup ("INIFILE Example", HELP_MSG);
        break;

            break;
    }
    return 0;
}

/*--------------------------------------------------------------------------*/
/* QuitCallback                                                             */
/*--------------------------------------------------------------------------*/
int CVICALLBACK QuitCallback (int panel, int control, int event,
        void *callbackData, int eventData1, int eventData2)
{
    switch (event) {
        case EVENT_COMMIT:
            QuitUserInterface (0);
            break;
    }
    return 0;
}