mfc_Drag_Drop_3 - 8BitsCoding/RobotMentor GitHub Wiki

• 소스코드

---

---

ListBox의 OwnerDraw = Fixed, Has String = True 변경

TW_ListBox 클래스를 인클루드

---

서브클래싱

#include "TW_ListBox.h"

class TW_FileListBox : public TW_ListBox
{
	virtual void DrawUserItem(CDC *ap_dc, RECT *ap_rect, int a_index, void * ap_data, unsigned char a_select_flag, unsigned char a_focus_flag)
	{
		CString str;
		GetText(a_index, str);

		if (GetItemData(a_index)) ap_dc->SetTextColor(RGB(255, 255, 128));
		else ap_dc->SetTextColor(RGB(128, 200, 200));

		ap_dc->TextOut(ap_rect->left + 5, ap_rect->top + 3, str);
	}
};

void CMFCApplication1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialogEx::DoDataExchange(pDX);
	//DDX_Control(pDX, IDC_DROP_LIST, m_drop_list);
}

BOOL CMFCApplication1Dlg::OnInitDialog()
{
	CDialogEx::OnInitDialog();

	// 이 대화 상자의 아이콘을 설정합니다.  응용 프로그램의 주 창이 대화 상자가 아닐 경우에는
	//  프레임워크가 이 작업을 자동으로 수행합니다.
	SetIcon(m_hIcon, TRUE);			// 큰 아이콘을 설정합니다.
	SetIcon(m_hIcon, FALSE);		// 작은 아이콘을 설정합니다.

	// TODO: 여기에 추가 초기화 작업을 추가합니다.

	m_drop_list.SubclassDlgItem(IDC_DROP_LIST, this);

	return TRUE;  // 포커스를 컨트롤에 설정하지 않으면 TRUE를 반환합니다.
}

---

공통경로 확인하기

void CMFCApplication1Dlg::OnDropFiles(HDROP hDropInfo)
{
	m_drop_list.ResetContent();

	int count = DragQueryFile(hDropInfo, 0xFFFFFFFF/*-1*/, NULL, 0);

	wchar_t temp_path[MAX_PATH];

	if (count > 0) {
		int len = DragQueryFile(hDropInfo, 0, temp_path, MAX_PATH);
		if (len > 3) {
			wchar_t *p = temp_path + len;
			while (*p != '\\') p--;
			*(p + 1) = 0;
			SetDlgItemText(IDC_PATH_EDIT, temp_path);
		}
	}

	for (int i = 0; i < count; i++) {
		DragQueryFile(hDropInfo, i, temp_path, MAX_PATH);
		m_drop_list.InsertString(i, temp_path);
		/*
		if (GetFileAttributes(temp_path) & FILE_ATTRIBUTE_DIRECTORY) {
			// 디렉토리라면 1
			m_drop_list.SetItemData(i, 1);
		}
		else {
			// 파일이라면 0
			m_drop_list.SetItemData(i, 0);
		}
		*/
		// 소스간단화
		m_drop_list.SetItemData(i, (GetFileAttributes(temp_path) & FILE_ATTRIBUTE_DIRECTORY) >> 4);
	}

	MakeFileList();

	CDialogEx::OnDropFiles(hDropInfo);
}

---

공통경로 제외하기

class TW_FileListBox : public TW_ListBox
{
private:
	char m_simple_mode = 0;
	wchar_t m_base_path[MAX_PATH];
	int m_path_len;

public:
	void SetBasePath(const wchar_t * ap_path, int a_length) 
	{
		m_path_len = a_length;
		memcpy(m_base_path, ap_path, a_length + 1);
	}

	void SetSimpleMode(char a_is_simple)
	{
		if (m_simple_mode != a_is_simple) {
			m_simple_mode = a_is_simple;
			Invalidate();
		}
	}

	virtual void DrawUserItem(CDC *ap_dc, RECT *ap_rect, int a_index, void * ap_data, unsigned char a_select_flag, unsigned char a_focus_flag)
	{
		CString str;
		GetText(a_index, str);

		if (GetItemData(a_index)) ap_dc->SetTextColor(RGB(255, 255, 128));
		else ap_dc->SetTextColor(RGB(128, 200, 200));

		if (m_simple_mode) {
			ap_dc->TextOut(ap_rect->left + 5, ap_rect->top + 3, (const wchar_t*)str + m_path_len, str.GetLength() - m_path_len);
		} else ap_dc->TextOut(ap_rect->left + 5, ap_rect->top + 3, str);
	}
};

void CMFCApplication1Dlg::OnBnClickedHidePathCheck()
{
	m_drop_list.SetSimpleMode(m_hide_path_check.GetCheck());
}

void CMFCApplication1Dlg::OnDropFiles(HDROP hDropInfo)
{
	m_drop_list.ResetContent();

	int count = DragQueryFile(hDropInfo, 0xFFFFFFFF/*-1*/, NULL, 0);

	wchar_t temp_path[MAX_PATH];

	if (count > 0) {
		int len = DragQueryFile(hDropInfo, 0, temp_path, MAX_PATH);
		if (len > 3) {
			wchar_t *p = temp_path + len;
			while (*p != '\\') p--;
			*(p + 1) = 0;
			SetDlgItemText(IDC_PATH_EDIT, temp_path);
			m_drop_list.SetBasePath(temp_path, p - temp_path + 1);
		}
	}

	for (int i = 0; i < count; i++) {
		DragQueryFile(hDropInfo, i, temp_path, MAX_PATH);
		m_drop_list.InsertString(i, temp_path);
		/*
		if (GetFileAttributes(temp_path) & FILE_ATTRIBUTE_DIRECTORY) {
			// 디렉토리라면 1
			m_drop_list.SetItemData(i, 1);
		}
		else {
			// 파일이라면 0
			m_drop_list.SetItemData(i, 0);
		}
		*/
		// 소스간단화
		m_drop_list.SetItemData(i, (GetFileAttributes(temp_path) & FILE_ATTRIBUTE_DIRECTORY) >> 4);
	}

	MakeFileList();

	CDialogEx::OnDropFiles(hDropInfo);
}