code_twain/sane/DlgCfgMgr.cpp

// DlgIndicator.cpp: 实现文件
//

#include "DlgCfgMgr.h"
#include "resource.h"
#include "scanned_img.h"	// for local_trans
#include "mem_dc.h"
#include "gb_json.h"

// CDlgIndicator 对话框

dlg_cfg_mgr::dlg_cfg_mgr(gb::scanner_cfg* cfg, HWND parent) : cfg_(cfg), dlg_base(parent, IDD_CFG_MGR), schm_changed_(false)
{
	create();
	
	std::wstring title(local_trans::lang_trans_between_hz936(CONST_STRING_CFG_MANAGER));
	int			 dif = 0;

	SetWindowTextW(hwnd(), title.c_str());

	title = local_trans::lang_trans_between_hz936(CONST_STRING_CFG_SCHEME);
	set_item_text(IDC_STATIC_PAPER, title.c_str());
	set_item_fit_to_text(IDC_STATIC_PAPER);

	title = local_trans::lang_trans_between_hz936(CONST_STRING_DEL_SELECTED);
	set_item_text(IDC_BUTTON_DEL_SEL, title.c_str());
	dif = set_item_fit_to_text(IDC_BUTTON_DEL_SEL);
	if (dif)
		offset_item(IDC_BUTTON_DEL_SEL, -dif, 0);

	title = local_trans::lang_trans_between_hz936(CONST_STRING_DEL_ALL);
	set_item_text(IDC_BUTTON_DEL_ALL, title.c_str());
	set_item_fit_to_text(IDC_BUTTON_DEL_ALL);

	title = local_trans::lang_trans_between_hz936(CONST_STRING_CFG_CONTENT);
	set_item_text(IDC_STATIC_SKETCH, title.c_str());

	title = local_trans::lang_trans_between_hz936(CONST_STRING_OK);
	set_item_text(IDOK, title.c_str());
}
dlg_cfg_mgr::~dlg_cfg_mgr()
{
}


BOOL dlg_cfg_mgr::handle_message(UINT msg, WPARAM wp, LPARAM lp)
{
	wchar_t	text[40] = { 0 };
	BOOL	ret = TRUE;

	switch (msg)
	{
	case WM_INITDIALOG:
		on_init_dlg();
		UpdateWindow(hwnd());
		break;
	case WM_COMMAND:
		handle_command(HIWORD(wp), LOWORD(wp), (HWND)lp);
		break;
	case WM_NOTIFY:
		handle_notify(wp, (LPNMHDR)lp);
		break;
	case WM_PAINT:
	{
		PAINTSTRUCT ps = { 0 };
		HDC	hdc = BeginPaint(hwnd(), &ps);
		{
			compatible_dc	dc(hdc);
			on_paint(dc.get_dc());
		}
		EndPaint(hwnd(), &ps);
	}
		break;
	default:
		ret = FALSE;
	}
	return ret;
}
void dlg_cfg_mgr::handle_command(WORD code, WORD id, HANDLE ctrl)
{
	wchar_t	cls[128] = { 0 };

	GetClassNameW((HWND)ctrl, cls, _countof(cls) - 1);
	if (IS_BUTTON(cls))
	{
		if (code == BN_CLICKED)
		{
			if (id == IDOK || id == IDCANCEL)
				quit_modal(id);
			else if (id == IDC_BUTTON_DEL_SEL)
				on_del_selected();
			else if (id == IDC_BUTTON_DEL_ALL)
				on_del_all();
		}
	}
	else if (IS_EDIT(cls))
	{
		//if (code == EN_SETFOCUS)
		//	label_edit_ = (HWND)ctrl;
	}
}
void dlg_cfg_mgr::handle_notify(UINT id, LPNMHDR pnhdr)
{
	if (id == IDC_LIST1)
	{
		if (pnhdr->code == LVN_BEGINLABELEDITW)
		{
			LPNMLVDISPINFOW pdisp = (LPNMLVDISPINFOW)pnhdr;

			label_ = pdisp->item.pszText ? pdisp->item.pszText : L"";
		}
		else if (pnhdr->code == LVN_ENDLABELEDITW)
		{
			LPNMLVDISPINFOW pdisp = (LPNMLVDISPINFOW)pnhdr;
			
			if (pdisp->item.pszText && label_ != pdisp->item.pszText)
			{
				ListView_SetItemText(get_item(IDC_LIST1), pdisp->item.iItem, pdisp->item.iSubItem, pdisp->item.pszText);
				
				if (cfg_)
				{
					if (!cfg_->rename_scheme(local_trans::u2a(label_.c_str(), CP_UTF8).c_str(), local_trans::u2a(pdisp->item.pszText, CP_UTF8).c_str()))
					{
						std::wstring input(pdisp->item.pszText);
						
						input += L" " + local_trans::lang_trans_between_hz936(CONST_STRING_ALREADY_EXISTS);
						::MessageBoxW(hwnd(), input.c_str(), local_trans::lang_trans_between_hz936(CONST_STRING_RE_INPUT).c_str(), MB_OK | MB_ICONINFORMATION);
						dlg_base::list_set_item_text(get_item(IDC_LIST1), pdisp->item.iItem, 0, label_.c_str());
					}
				}
			}
		}
		else if (pnhdr->code == LVN_ITEMCHANGED)
		{
			LPNMLISTVIEW	pv = (LPNMLISTVIEW)pnhdr;
			if ((pv->uNewState & LVIS_SELECTED) && (pv->uOldState & LVIS_SELECTED) == 0)
				on_sel_changed(pv->iItem);
		}
	}
}
void dlg_cfg_mgr::layout(void)
{
}


void dlg_cfg_mgr::on_init_dlg(void)
{
	HWND		lstwnd = get_item(IDC_LIST1);
	std::vector<std::string>	schemes;

	cfg_->get_all_schemes(schemes);
	dlg_base::list_insert_column(lstwnd, local_trans::lang_trans_between_hz936(CONST_STRING_CFG_NAME).c_str(), 270);
	for (size_t i = 1; i < schemes.size(); ++i)	// 0 is default scheme
	{
		dlg_base::list_insert_item(lstwnd, local_trans::a2u(schemes[i].c_str(), CP_UTF8).c_str());
	}
}
void dlg_cfg_mgr::on_paint(HDC hdc)
{
}
void dlg_cfg_mgr::on_sel_changed(int sel)
{
	std::wstring	name(dlg_base::list_get_text(get_item(IDC_LIST1), sel));
	gb::sane_config_schm* schm = cfg_->get_scheme(local_trans::u2a(name.c_str(), CP_UTF8).c_str());

	name = L"";
	if (schm)
	{
		std::string	key(""), val("");
		int			cnt = 1;

		if (schm->first_config(key, val))
		{
			do
			{
				std::string v(gb::sane_config_schm::sane_option_value_2_string(&val[0], val.length(), (SANE_Value_Type)cfg_->option_value_type(key.c_str())));

				name += std::to_wstring(cnt++) + L" - " + local_trans::a2u(cfg_->option_title(key.c_str()).c_str(), CP_UTF8) + L"\r\n    ";
				if (cfg_->option_value_type(key.c_str()) == SANE_TYPE_STRING)
					v = local_trans::u2a(local_trans::lang_trans_between_hz936(local_trans::a2u(v.c_str(), CP_UTF8).c_str()).c_str(), CP_UTF8);
				name += local_trans::a2u(v.c_str(), CP_UTF8) + L"\r\n\r\n";
			} while (schm->next_config(key, val));
		}
		schm->release();
	}
	dlg_base::set_item_text(IDC_EDIT1, name.c_str());
}
void dlg_cfg_mgr::on_del_selected(void)
{
	std::vector<int>	sels;
	HWND				lwnd = get_item(IDC_LIST1);
	bool				changed = false;

	dlg_base::list_get_selected_items(lwnd, sels);
	for(int i = sels.size() - 1; i >= 0; i--)
	{
		std::string name(local_trans::u2a(dlg_base::list_get_text(lwnd, sels[i]).c_str(), CP_UTF8));
		if (cfg_->remove_scheme(name.c_str()))
		{
			changed = true;
			ListView_DeleteItem(lwnd, sels[i]);
			schm_changed_ = true;
		}
	}
}
void dlg_cfg_mgr::on_del_all(void)
{
	cfg_->remove_all_schemes();
	ListView_DeleteAllItems(get_item(IDC_LIST1));	// clear list
	schm_changed_ = true;
	dlg_base::set_item_text(IDC_EDIT1, L"");
}
bool dlg_cfg_mgr::is_scheme_changed(void)
{
	return schm_changed_;
}