#include "stdafx.h"
#include "LogPanel.h"

//////////////////////////////////////////
// CLogView
//////////////////////////////////////////

int CLogView::OnCreate(CREATESTRUCT&)
{
    CRect rc = GetClientRect();
    HINSTANCE inst = ::GetModuleHandleW(nullptr);
    m_hEdit = ::CreateWindowExW(
        0, L"EDIT", L"",
        WS_CHILD | WS_VISIBLE | WS_VSCROLL |
        ES_MULTILINE | ES_AUTOVSCROLL | ES_READONLY,
        0, 0, rc.Width(), rc.Height(),
        GetHwnd(), nullptr, inst, nullptr);

    HFONT hFont = static_cast<HFONT>(::GetStockObject(DEFAULT_GUI_FONT));
    ::SendMessageW(m_hEdit, WM_SETFONT, (WPARAM)hFont, TRUE);
    ::SendMessageW(m_hEdit, EM_SETMARGINS, EC_LEFTMARGIN | EC_RIGHTMARGIN, MAKELPARAM(4, 4));
    return 0;
}

void CLogView::AppendLine(const CString& text)
{
    if (!m_hEdit) return;
    int len = ::GetWindowTextLengthW(m_hEdit);
    ::SendMessageW(m_hEdit, EM_SETSEL, (WPARAM)len, (LPARAM)len);
    CString line = text + L"\r\n";
    ::SendMessageW(m_hEdit, EM_REPLACESEL, FALSE, (LPARAM)line.c_str());
    ::SendMessageW(m_hEdit, EM_SCROLLCARET, 0, 0);
}

void CLogView::Clear()
{
    if (m_hEdit) ::SetWindowTextW(m_hEdit, L"");
}

LRESULT CLogView::WndProc(UINT msg, WPARAM wparam, LPARAM lparam)
{
    try {
        if (msg == WM_SIZE) {
            if (m_hEdit) {
                int w = LOWORD(lparam), h = HIWORD(lparam);
                ::MoveWindow(m_hEdit, 0, 0, w, h, TRUE);
            }
        }
        return WndProcDefault(msg, wparam, lparam);
    }
    catch (const CException& e) {
        CString s;
        s << e.GetText() << L'\n' << e.GetErrorString();
        ::MessageBox(nullptr, s, L"Error", MB_ICONERROR);
    }
    return 0;
}

//////////////////////////////////////////
// CLogContainer
//////////////////////////////////////////

CLogContainer::CLogContainer()
{
    SetTabText(L"Log");
    SetDockCaption(L"Log");
    SetView(m_view);
}

LRESULT CLogContainer::WndProc(UINT msg, WPARAM wparam, LPARAM lparam)
{
    try { return WndProcDefault(msg, wparam, lparam); }
    catch (const CException& e) {
        CString s;
        s << e.GetText() << L'\n' << e.GetErrorString();
        ::MessageBox(nullptr, s, L"Error", MB_ICONERROR);
    }
    return 0;
}

//////////////////////////////////////////
// CDockLog
//////////////////////////////////////////

CDockLog::CDockLog()
{
    SetView(m_container);
    SetBarWidth(3);
    SetBarColor(RGB(204, 206, 210));
}

LRESULT CDockLog::WndProc(UINT msg, WPARAM wparam, LPARAM lparam)
{
    try { return WndProcDefault(msg, wparam, lparam); }
    catch (const CException& e) {
        CString s;
        s << e.GetText() << L'\n' << e.GetErrorString();
        ::MessageBox(nullptr, s, L"Error", MB_ICONERROR);
    }
    return 0;
}