/*
* ComboBox.h
* Copyright (c) 2011 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*/
// SOL++2000
// 2000/02/18
// 2001/03/19 Added getPreferredSize method.
// 2001/03/29 Added getControlHeight, setControlHeight methods.
// 2001/03/29 Added static variables itemsListDelim, heightMargin.
// 2009/09/22 Added getString method
#pragma once
#include <sol\Primitive.h>
namespace SOL {
class ComboBox :public Primitive {
private:
// 2001/03/29 Added CBS_AUTOHSCROLL style
static const long STYLE = (const long)(WS_TABSTOP|WS_VSCROLL|CBS_NOINTEGRALHEIGHT|CBS_AUTOHSCROLL);
static const TCHAR itemsListDelim = '\n';
static const int heightMargin = 2;
static int stylesCount()
{
int count = 0;
styles(&count);
return count;
}
static Arg* styles(int* count=NULL)
{
static Arg _styles[] = {
{XmNsortItems, CBS_SORT},
{XmNdisableNoScroll, CBS_DISABLENOSCROLL},
{XmNoemConvert, CBS_OEMCONVERT}
};
if (count) {
*count = XtNumber(_styles);
}
return _styles;
}
public:
ComboBox():Primitive() { }
ComboBox(View* parent, HWND hwnd)
:Primitive(parent, hwnd) { }
public:
ComboBox(View* parent, const TCHAR* name, Args& args)
:Primitive(parent, name,
args.set(styles(), stylesCount())
.set(XmNpredefined, TRUE)
.set(XmNstyle, (ulong)STYLE)
.set(XmNuseDefaultFont, _T("true"))
.set(XmNclassName, _T("ComboBox")))
{
setValues(args);
}
public:
virtual Boolean create(View* parent, const TCHAR* name, Args& args)
{
Boolean rc = False;
rc = Primitive::create(parent, name,
args.set(styles(), stylesCount())
.set(XmNpredefined, TRUE)
.set(XmNstyle, (ulong)STYLE)
.set(XmNuseDefaultFont, _T("true"))
.set(XmNclassName, _T("ComboBox")));
setValues(args);
return rc;
}
public:
Arg* getCallbackTable(int* num)
{
static Arg table[] = {
{XmNcloseUpCallback, CBN_CLOSEUP},
{XmNdefaultActionCallback, CBN_DBLCLK},
{XmNdropDownCallback, CBN_DROPDOWN},
{XmNeditChangeCallback, CBN_EDITCHANGE},
{XmNeditUpdateCallback, CBN_EDITUPDATE},
{XmNerrorSpaceCallback, (ulong)CBN_ERRSPACE},
{XmNkillFocusCallback, CBN_KILLFOCUS},
{XmNselChangeCallback, CBN_SELCHANGE},
{XmNselEndCancelCallback, CBN_SELENDCANCEL},
{XmNselEndOkCallback, CBN_SELENDOK},
{XmNsetFocusCallback, CBN_SETFOCUS}
};
*num = XtNumber(table);
return table;
}
public:
void getValues(Args& args)
{
Primitive::getValues(args);
getStyle(args, styles(), stylesCount());
ulong* val = (ulong*)args.get(XmNitemsList);
if(val) {
int buffLen = 0;
int count = getCount();
// 2001/03/31
// Compute the length of string buffer to store all
// item-texts separated with a new line .
for(int n = 0; n< count; n++) {
buffLen = buffLen + getLBTextLen(n) + 1; //strlen("\n");
}
TCHAR* list = new TCHAR[buffLen];
*list = NULL;
TCHAR* buff = list;
for(int i = 0; i< count; i++) {
int len = getLBTextLen(i);
getLBText(i, buff);
buff += len;
if(i < count -1) {
*buff = itemsListDelim;
}
buff++;
}
*buff = Zero;
*val = (ulong)list;
}
}
public:
// 2001/03/29
void ComboBox::setValues(Args& args)
{
ulong v;
if (!args.get(XmNwidth, &v) ) {
args.set(XmNwidth, 100);
}
if (!args.get(XmNheight, &v) ) {
args.set(XmNheight, 100);
}
Primitive::setValues(args);
updateStyle(args, styles(), stylesCount());
/*
*/
ulong val;
if (args.get(XmNmaxLength, &val))
limitText((int)val);
if (args.get(XmNlabelString, &val))
setText((TCHAR*)val);
// XmNitems & XmNitemCount;
TCHAR** items = NULL;
int count = 0;
if (args.get(XmNitemCount, &val))
count = (int)val;
if (args.get(XmNitems, &val))
items = (TCHAR**)val;
if (count> 0 && items) {
resetContent();
for(int i = 0; i<count; i++) {
addString(items[i]);
}
}
// XmNitemsList
TCHAR* list = NULL;
if (args.get(XmNitemsList, &val)) {
resetContent();
TCHAR* item = (TCHAR*)val;
int slen = strlen(item)+1;
list = new TCHAR[slen];
strcpy_s(list, slen, item);
}
if (list) {
TCHAR* str = list;
TCHAR* ptr = list;
while(*ptr) {
if(*ptr == itemsListDelim) { //2001/04/01
*ptr++ = NULL;
addString(str);
str = ptr;
}
else {
ptr++;
}
}
if(str) addString(str);
if(list) delete[] list;
}
}
public:
// List up long file names.
void findFiles(DWORD attr, const TCHAR* pattern)
{
WIN32_FIND_DATA data;
HANDLE hf = ::FindFirstFile(pattern, &data);
if(hf != INVALID_HANDLE_VALUE) {
do {
if(data.dwFileAttributes & attr) {
addString((TCHAR*)data.cFileName);
}
} while(::FindNextFile(hf, &data));
::FindClose(hf);
}
}
public:
void findFiles(const TCHAR* pattern)
{
DWORD attr = FILE_ATTRIBUTE_ARCHIVE|
FILE_ATTRIBUTE_DIRECTORY|
FILE_ATTRIBUTE_COMPRESSED|
FILE_ATTRIBUTE_HIDDEN|
FILE_ATTRIBUTE_NORMAL|
FILE_ATTRIBUTE_READONLY|
FILE_ATTRIBUTE_SYSTEM;
ComboBox::findFiles(attr, pattern);
}
public:
// Find all subdirectories under dir.
// Give a string such as "c:\\windows" for dir.
void findDirectories(const TCHAR* dir)
{
TCHAR pattern[_MAX_PATH];
_stprintf_s(pattern, SizeOf(pattern), _T("%s\\*.*"), dir);
findFiles(FILE_ATTRIBUTE_DIRECTORY, pattern);
}
// 2001/03/19
public:
void getPreferredSize(Dimension& d)
{
int w, h;
getSize(w, h);
LONG style = getWindowLong(GWL_STYLE);
if ((style & CBS_DROPDOWN) ||
(style & CBS_DROPDOWNLIST )) {
h = getControlHeight() + heightMargin;
}
d.set(w, h);
}
int addString(const TCHAR* string) {
return (int)send(CB_ADDSTRING, 0, (LPARAM)string);
}
const TCHAR* defaultCallbackName() {
return XmNdefaultActionCallback;
}
int deleteString(int indx) {
return (int)send(CB_DELETESTRING, indx, 0L);
}
int dir(int attr, const TCHAR* string) {
return (int)send(CB_DIR, attr, (LPARAM)string);
}
int findString(int indx, TCHAR* string) {
return (int)send(CB_FINDSTRING, indx, (LPARAM)string);
}
int findStringExact(int indx, TCHAR* string) {
return (int)send(CB_FINDSTRINGEXACT, indx, (LPARAM)string);
}
// Arg* getCallbackTable(int* num);
int getCount() {
return (int)send(CB_GETCOUNT, 0, 0L);
}
int getCurSel() {
return (int)send(CB_GETCURSEL, 0, 0L);
}
int getDroppedControlRect(RECT* rect) {
return (int)send(CB_GETDROPPEDCONTROLRECT, 0, (LPARAM)rect);
}
int getDroppedState() {
return (int)send(CB_GETDROPPEDSTATE, 0, 0L);
}
long getEditSel() {
return send(CB_GETEDITSEL, 0, 0L);
}
int getExtendedUI() {
return (int)send(CB_GETEXTENDEDUI, 0, 0L);
}
long getItemData(int indx) {
return send(CB_GETITEMDATA, indx, 0L);
}
int getItemHeight(int indx) {
return (int)send(CB_GETITEMHEIGHT, indx, 0L);
}
// 2001/03/29
int getControlHeight() {
//Return the height of the edit control(or static-text) portion of the combo box.
return (int)send(CB_GETITEMHEIGHT, -1, 0L);
}
bool getString(int indx, String& string)
{
bool rc = false;
int len = getLBTextLen(indx);
if (len >0) {
TCHAR* buffer = new TCHAR[len+1];
memset(buffer, (TCHAR)0, len+1);
if (getLBText(indx, buffer)) {
string.shallowCopy(buffer);
rc = true;
}
}
return rc;
}
int getLBText(int indx, TCHAR* buffer) {
return (int)send(CB_GETLBTEXT, indx, (LPARAM)buffer);
}
int getLBTextLen(int indx) {
return (int)send(CB_GETLBTEXTLEN, indx, 0L);
}
// void getValues(Args& args);
int insertString(int indx, TCHAR* string) {
return (int)send(CB_INSERTSTRING, indx, (LPARAM)string);
}
int limitText(int len) {
return (int)send(CB_LIMITTEXT, len, 0L);
}
void resetContent() {
send(CB_RESETCONTENT, 0, 0L);
}
int selectString(int indx, TCHAR* string) {
return (int)send(CB_SELECTSTRING, indx, (LPARAM)string);
}
int setCurSel(int indx) {
return (int)send(CB_SETCURSEL, indx, 0L);
}
int setEditSel(int start, int end) {
return (int)send(CB_SETEDITSEL, 0, MAKELONG(start, end));
}
int setExtendedUI(int flag) {
return (int)send(CB_SETEXTENDEDUI, flag, 0L);
}
int setItemData(int indx, LONG data) {
return (int)send(CB_SETITEMDATA, indx, data);
}
int setItemHeight(int indx, int height) {
return (int)send(CB_SETITEMHEIGHT, indx, (LPARAM)height);
}
int setControlHeight(int height) {
return (int)send(CB_SETITEMHEIGHT, -1, (LPARAM)height);
}
// void setValues(Args& args);
void showDropDown(int showCmd) {
send(CB_SHOWDROPDOWN, showCmd, 0L);
}
long getLocale() {
return send(CB_GETLOCALE, 0, 0L);
}
long setLocale(long localeId) {
return send(CB_SETLOCALE, (WPARAM)localeId, 0L);
}
// 2001/03/19
// void getPreferredSize(Dimension& d);
};
}
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