windowsdlg.cpp

文字編輯器源碼 Text editor source code

	_winMgr.InitToFitSizeFromCurrent(_hSelf);

	// save min size for OK/Cancel buttons
	_szMinButton = RectToSize(_winMgr.GetRect(IDOK));
	_szMinListCtrl = RectToSize(_winMgr.GetRect(IDC_WINDOWS_LIST));
	_lastSort = -1;

	_winMgr.CalcLayout(_hSelf);
	_winMgr.SetWindowPositions(_hSelf);
	getClientRect(_rc);

	_hList = ::GetDlgItem(_hSelf, IDC_WINDOWS_LIST);
	DWORD exStyle = ListView_GetExtendedListViewStyle(_hList);
	exStyle |= LVS_EX_HEADERDRAGDROP|LVS_EX_FULLROWSELECT|LVS_EX_DOUBLEBUFFER;
	ListView_SetExtendedListViewStyle(_hList, exStyle);
	RECT rc;
	GetClientRect(_hList, &rc);
	LONG width = rc.right - rc.left;

	LVCOLUMN lvColumn;
	memset(&lvColumn, 0, sizeof(lvColumn));
	lvColumn.mask = LVCF_WIDTH|LVCF_TEXT|LVCF_SUBITEM|LVCF_FMT;
	lvColumn.fmt = LVCFMT_LEFT;
	lvColumn.pszText = TEXT("Name");
	lvColumn.cx = width/4;
	SendMessage(_hList, LVM_INSERTCOLUMN, 0, LPARAM(&lvColumn));

	lvColumn.pszText = TEXT("Path");
	lvColumn.cx = 300;
	SendMessage(_hList, LVM_INSERTCOLUMN, 1, LPARAM(&lvColumn));

	lvColumn.fmt = LVCFMT_CENTER;
	lvColumn.pszText = TEXT("Type");
	lvColumn.cx = 40;
	SendMessage(_hList, LVM_INSERTCOLUMN, 2, LPARAM(&lvColumn));

	fitColumnsToSize();

	if (_lastKnownLocation.bottom > 0 && _lastKnownLocation.right > 0)
	{
		SetWindowPos(_hSelf, NULL, _lastKnownLocation.left, _lastKnownLocation.top, 
			_lastKnownLocation.right-_lastKnownLocation.left, _lastKnownLocation.bottom-_lastKnownLocation.top, SWP_SHOWWINDOW);
	}
	else
	{
		goToCenter();
	}

	doRefresh(true);
	return TRUE;
}

void WindowsDlg::onSize(UINT nType, int cx, int cy)
{
	MyBaseClass::onSize(nType, cx, cy);
	fitColumnsToSize();
}

void WindowsDlg::onGetMinMaxInfo(MINMAXINFO* lpMMI)
{
	MyBaseClass::onGetMinMaxInfo(lpMMI);
}

LRESULT WindowsDlg::onWinMgr(WPARAM wp, LPARAM lp)
{
	NMWINMGR &nmw = *(NMWINMGR *)lp;
	if (nmw.code==NMWINMGR::GET_SIZEINFO) {
		switch(wp)
		{
		case IDOK:
		case IDCANCEL:
		case IDC_WINDOWS_SAVE:
		case IDC_WINDOWS_CLOSE:
		case IDC_WINDOWS_SORT:
			nmw.sizeinfo.szMin = _szMinButton;
			nmw.processed = TRUE;
			return TRUE;

		case IDC_WINDOWS_LIST:
			nmw.sizeinfo.szMin = _szMinListCtrl;
			nmw.processed = TRUE;
			return TRUE;
		}	
	}
	return MyBaseClass::onWinMgr(wp, lp);
}

void WindowsDlg::doRefresh(bool invalidate /*= false*/)
{
	if (_hSelf != NULL && isVisible())
	{
		if (_hList != NULL)
		{
			size_t count = (_pTab != NULL) ? _pTab->nbItem() : 0;
			size_t oldSize = _idxMap.size();
			if (!invalidate && count == oldSize)
				return;

			if (count != oldSize)
			{
				size_t lo = 0;
				_idxMap.resize(count);
				if (oldSize < count)
					lo = oldSize;
				for (size_t i=lo; i<count; ++i)
					_idxMap[i] = i;
			}
			LPARAM lp = invalidate ? LVSICF_NOSCROLL|LVSICF_NOINVALIDATEALL : LVSICF_NOSCROLL;
			//ListView_SetItemCountEx(_hList, count, lp);
			::SendMessage(_hList, LVM_SETITEMCOUNT, (WPARAM)count, lp);
			::InvalidateRect(_hList, &_rc, FALSE);

			resetSelection();
			updateButtonState();
		}
	}
}

void WindowsDlg::fitColumnsToSize()
{
	// perhaps make the path column auto size
	RECT rc;
	if (GetClientRect(_hList, &rc))
	{
		int len = (rc.right - rc.left);
		len -= (int)SendMessage(_hList, LVM_GETCOLUMNWIDTH, 0, 0);
		len -= (int)SendMessage(_hList, LVM_GETCOLUMNWIDTH, 2, 0);
		len -= GetSystemMetrics(SM_CXVSCROLL);
		len -= 1;
		SendMessage(_hList, LVM_SETCOLUMNWIDTH, 1, len);
	}
}

void WindowsDlg::resetSelection()
{
	int curSel = _pTab->getCurrentTabIndex();
	int pos = 0;
	for (vector<int>::iterator itr = _idxMap.begin(), end = _idxMap.end(); itr != end; ++itr, ++pos)
	{
		if (*itr == curSel)
		{
			ListView_SetItemState(_hList, pos, LVIS_SELECTED|LVIS_FOCUSED, LVIS_SELECTED|LVIS_FOCUSED)
		}
		else
		{
			ListView_SetItemState(_hList, pos, 0, LVIS_SELECTED);
		}
	}
}

void WindowsDlg::doSave()
{
	NMWINDLG nmdlg;
	nmdlg.type = WDT_SAVE;
	nmdlg.curSel = ListView_GetNextItem(_hList, -1, LVNI_SELECTED); 
	nmdlg.hwndFrom = _hSelf;
	nmdlg.code = WDN_NOTIFY;
	nmdlg.nItems = ListView_GetSelectedCount(_hList);
	nmdlg.Items = new UINT[nmdlg.nItems];
	for (UINT i=-1, j=0;;++j) {
		i = ListView_GetNextItem(_hList, i, LVNI_SELECTED); 
		if (i == -1) break;						
		nmdlg.Items[j] = _idxMap[i];
	}
	SendMessage(_hParent, WDN_NOTIFY, 0, LPARAM(&nmdlg));
	delete[] nmdlg.Items;
	::InvalidateRect(_hList, &_rc, FALSE);
	ListView_RedrawItems(_hList, 0, ListView_GetSelectedCount(_hList));
}

void WindowsDlg::destroy()
{
	::GetWindowRect(_hSelf, &_lastKnownLocation);

	HWND hSelf = _hSelf;
	_hSelf = NULL;
	::DestroyWindow(hSelf);
	
}

void WindowsDlg::activateCurrent()
{
	if (ListView_GetSelectedCount(_hList) == 1)
	{
		NMWINDLG nmdlg;
		nmdlg.type = WDT_ACTIVATE;
		//nmdlg.curSel = ListView_GetNextItem(_hList, -1, LVNI_ALL|LVNI_SELECTED);
		nmdlg.curSel = _idxMap[ListView_GetNextItem(_hList, -1, LVNI_ALL|LVNI_SELECTED)];
		nmdlg.hwndFrom = _hSelf;
		nmdlg.code = WDN_NOTIFY;
		SendMessage(_hParent, WDN_NOTIFY, 0, LPARAM(&nmdlg));

		::GetWindowRect(_hSelf, &_lastKnownLocation);
		EndDialog(_hSelf, IDOK);
	}
}

void WindowsDlg::doClose()
{
	NMWINDLG nmdlg;
	nmdlg.type = WDT_CLOSE;
	//nmdlg.curSel = ListView_GetNextItem(_hList, -1, LVNI_SELECTED);
	int index = ListView_GetNextItem(_hList, -1, LVNI_ALL|LVNI_SELECTED);
	if (index == -1) return;
	
	nmdlg.curSel = _idxMap[index];
	nmdlg.hwndFrom = _hSelf;
	nmdlg.code = WDN_NOTIFY;
	UINT n = nmdlg.nItems = ListView_GetSelectedCount(_hList);
	nmdlg.Items = new UINT[nmdlg.nItems];
	vector<int> key;
	key.resize(n, 0x7fffffff);
	for(UINT i=-1, j=0;; ++j) {
		i = ListView_GetNextItem(_hList, i, LVNI_SELECTED); 
		if (i == -1) break;
		ListView_SetItemState(_hList, i, 0, LVIS_SELECTED); // deselect
		nmdlg.Items[j] = _idxMap[i];
		key[j] = i;
	}
	SendMessage(_hParent, WDN_NOTIFY, 0, LPARAM(&nmdlg));
	if (nmdlg.processed)
	{
		// Trying to retain sort order. fairly sure there is a much better algorithm for this
		vector<int>::iterator kitr = key.begin();
		for (UINT i=0; i<n; ++i, ++kitr)
		{
			if (nmdlg.Items[i] == -1)
			{
				int oldVal = _idxMap[*kitr];
				_idxMap[*kitr] = -1;
				for (vector<int>::iterator itr = _idxMap.begin(), end = _idxMap.end(); itr != end; ++itr)
					if (*itr > oldVal)
						--(*itr);
			}
		}
		_idxMap.erase(std::remove_if(_idxMap.begin(), _idxMap.end(), bind2nd(equal_to<int>(), -1)), _idxMap.end());
	}
	delete[] nmdlg.Items;

	if (_pTab->nbItem() != _idxMap.size())
		doRefresh(true);
	else
	{
		// select first previously selected item (or last one if only the last one was removed)
		if (index == _idxMap.size()) index --;
		if (index >= 0)
		{
			ListView_SetItemState(_hList, index, LVIS_SELECTED, LVIS_SELECTED);
			ListView_RedrawItems(_hList, 0, _idxMap.size() - 1);
		}
		ListView_SetItemCount(_hList, _idxMap.size());
	}
}

void WindowsDlg::doSortToTabs()
{
	int curSel = ListView_GetNextItem(_hList, -1, LVNI_SELECTED);

	if (curSel == -1)
		curSel = 0;

	NMWINDLG nmdlg;
	nmdlg.type = WDT_SORT;
	nmdlg.hwndFrom = _hSelf;
	//nmdlg.curSel = curSel;
	nmdlg.curSel = _idxMap[curSel];
	nmdlg.code = WDN_NOTIFY;
	UINT n = nmdlg.nItems = ListView_GetItemCount(_hList);
	nmdlg.Items = new UINT[nmdlg.nItems];
	vector<int> key;
	key.resize(n, 0x7fffffff);
	for(UINT i=-1, j=0;; ++j) {
		i = ListView_GetNextItem(_hList, i, LVNI_ALL); 
		if (i == -1) break;
		nmdlg.Items[j] = _idxMap[i];
		if (i == curSel)
			nmdlg.curSel = j;
		key[j] = i;
	}
	
	SendMessage(_hParent, WDN_NOTIFY, 0, LPARAM(&nmdlg));
	if (nmdlg.processed)
	{
		_idxMap.clear();
		doRefresh(true);
	}
	delete[] nmdlg.Items;
}

WindowsMenu::WindowsMenu()
{}

WindowsMenu::~WindowsMenu()
{
	if (_hMenu)
		DestroyMenu(_hMenu);
}

void WindowsMenu::init(HINSTANCE hInst, HMENU hMainMenu, const TCHAR *translation)
{
	_hMenu = ::LoadMenu(hInst, MAKEINTRESOURCE(IDR_WINDOWS_MENU));

	if (translation && translation[0])
	{
		generic_string windowStr(translation);
		windowStr += TEXT("...");
		::ModifyMenu(_hMenu, IDM_WINDOW_WINDOWS, MF_BYCOMMAND, IDM_WINDOW_WINDOWS, windowStr.c_str());
	}

	UINT pos = 0;
	for(pos = GetMenuItemCount(hMainMenu) - 1; pos > 0; --pos)
	{
		if ((GetMenuState(hMainMenu, pos, MF_BYPOSITION) & MF_POPUP) != MF_POPUP)
			continue;
		break;
	}

	MENUITEMINFO mii;
	memset(&mii, 0, sizeof(mii));
	mii.cbSize = sizeof(mii);
	mii.fMask = MIIM_STRING|MIIM_SUBMENU;

	TCHAR buffer[32];
	LoadString(hInst, IDR_WINDOWS_MENU, buffer, 32);
	mii.dwTypeData = (TCHAR *)((translation && translation[0])?translation:buffer);
	mii.hSubMenu = _hMenu;
	InsertMenuItem(hMainMenu, pos, TRUE, &mii);
}

void WindowsMenu::initPopupMenu(HMENU hMenu, DocTabView *pTab)
{
	if (hMenu == _hMenu)
	{
		int curDoc = pTab->getCurrentTabIndex();
		int nMaxDoc = IDM_WINDOW_MRU_LIMIT - IDM_WINDOW_MRU_FIRST + 1;
		int nDoc = pTab->nbItem();
		nDoc = min(nDoc, nMaxDoc);
		int id, pos;
		for (id=IDM_WINDOW_MRU_FIRST, pos=0; id<IDM_WINDOW_MRU_FIRST + nDoc; ++id, ++pos)
		{
			TCHAR buffer[MAX_PATH];
			BufferID bufID = pTab->getBufferByIndex(pos);
			Buffer * buf = MainFileManager->getBufferByID(bufID);

			MENUITEMINFO mii;
			memset(&mii, 0, sizeof(mii));
			mii.cbSize = sizeof(mii);
			mii.fMask = MIIM_STRING|MIIM_STATE|MIIM_ID;
			mii.dwTypeData = buildFileName(buffer, 60, pos, buf->getFileName());
			mii.fState &= ~(MF_GRAYED|MF_DISABLED|MF_CHECKED);
			if (pos == curDoc)
				mii.fState |= MF_CHECKED;
			mii.wID = id;

			UINT state = GetMenuState(hMenu, id, MF_BYCOMMAND);
			if (state == -1)
				InsertMenuItem(hMenu, IDM_WINDOW_WINDOWS, FALSE, &mii);
			else
				SetMenuItemInfo(hMenu, id, FALSE, &mii);
		}
		for ( ; id<=IDM_WINDOW_MRU_LIMIT; ++id)
		{
			DeleteMenu(hMenu, id, FALSE);
		}
	}
}
/*
void WindowsMenu::uninitPopupMenu(HMENU hMenu, ScintillaEditView *pView)
{
	if (hMenu == _hMenu)
	{

	}
}
*/
static TCHAR* convertFileName(TCHAR *buffer, const TCHAR *filename)
{
	TCHAR *b = buffer;
	const TCHAR *p = filename;
	while (*p)
	{
		if (*p == '&') *b++ = '&';
		*b++ = *p++;
	}
	*b = 0;	
	return buffer;
}

TCHAR *WindowsMenu::buildFileName(TCHAR *buffer, int len, int pos, const TCHAR *filename)
{
	TCHAR cwd[MAX_PATH];
	buffer[0] = 0;
	GetCurrentDirectory(_countof(cwd), cwd);
	lstrcat(cwd, TEXT("\\"));

	TCHAR *itr = buffer;
	TCHAR *end = buffer + len - 1;
	if (pos < 9)
	{
		*itr++ = '&';
		*itr++ = '1' + pos;
	}
	else if (pos == 9)
	{
		*itr++ = '1';
		*itr++ = '&';
		*itr++ = '0';
	}
	else
	{
		wsprintf(itr, TEXT("%d"), pos+1);
		itr = itr + lstrlen(itr);
	}
	*itr++ = ':';
	*itr++ = ' ';
	if (0 == generic_strnicmp(filename, cwd, lstrlen(cwd)))
	{
		TCHAR cnvName[MAX_PATH];
		const TCHAR *s1 = PathFindFileName(filename);
		int len = lstrlen(s1);
		if (len < (end-itr))
		{
			lstrcpy(cnvName, s1);
		}
		else
		{
			int n = (len-3-(itr-buffer))/2;
			generic_strncpy(cnvName, s1, n);
			lstrcpy(cnvName+n, TEXT("..."));
			lstrcat(cnvName, s1 + lstrlen(s1) - n);
		}
		convertFileName(itr, cnvName);
	}
	else
	{
		TCHAR cnvName[MAX_PATH*2];
		const TCHAR *s1 = convertFileName(cnvName, filename);
		PathCompactPathEx(itr, filename, len - (itr-buffer), 0);
	}
	return buffer;
}