zhipuzi_pos_windows/lewaimai_dispatch/wnd/CLoginWnd.h

#pragma once

#include "../pch/pch.h"
#include "CGameFrameWnd.h"

class CLoginFrameWnd : public CWindowWnd, public INotifyUI, public IMessageFilterUI
{
public:
    CLoginFrameWnd()
    {

    }

    LPCTSTR GetWindowClassName() const
    {
        return _T("UILoginFrame");
    };

    UINT GetClassStyle() const
    {
        return UI_CLASSSTYLE_DIALOG;
    };

    void OnFinalMessage(HWND /*hWnd*/)
    {
        m_pm.RemovePreMessageFilter(this);
        delete this;
    };

    void Init()
    {
        CEditUI* pAccountEdit = static_cast<CEditUI*>(m_pm.FindControl(_T("accountedit")));
        if(pAccountEdit)
        {
            pAccountEdit->SetText(_T(""));
        }
        pAccountEdit->SetFocus();
    }

    void Notify(TNotifyUI& msg)
    {
        if(msg.sType == _T("click"))
        {
            if(msg.pSender->GetName() == _T("closebtn"))
            {
                PostQuitMessage(0);
                return;
            }
            else if(msg.pSender->GetName() == _T("loginBtn"))
            {
                HandleLogin();
                return;
            }
        }
    }

    LRESULT OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        LONG styleValue = ::GetWindowLong(*this, GWL_STYLE);
        styleValue &= ~WS_CAPTION;
        ::SetWindowLong(*this, GWL_STYLE, styleValue | WS_CLIPSIBLINGS | WS_CLIPCHILDREN);

        // 把自己的窗口句柄与窗口绘制管理器挂接在一起
        m_pm.Init(m_hWnd);

        m_pm.AddPreMessageFilter(this);

        CDialogBuilder builder;

        CControlUI* pRoot = builder.Create(_T("login.xml"), (UINT)0, NULL, &m_pm);
        ASSERT(pRoot && "Failed to parse XML");

        // 把这些控件绘制到本窗口上
        m_pm.AttachDialog(pRoot);

        // 把自己加入到CPaintManagerUI的m_aNotifiers数组中，用于处理Notify函数
        m_pm.AddNotifier(this);

        Init();

        return 0;
    }

    LRESULT OnNcActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        if(::IsIconic(*this))
        {
            bHandled = FALSE;
        }
        return (wParam == 0) ? TRUE : FALSE;
    }

    LRESULT OnNcCalcSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        return 0;
    }

    LRESULT OnNcPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        return 0;
    }

    LRESULT OnNcHitTest(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        POINT pt;
        pt.x = GET_X_LPARAM(lParam);
        pt.y = GET_Y_LPARAM(lParam);
        ::ScreenToClient(*this, &pt);

        RECT rcClient;
        ::GetClientRect(*this, &rcClient);

        RECT rcCaption = m_pm.GetCaptionRect();
        if(pt.x >= rcClient.left + rcCaption.left && pt.x < rcClient.right - rcCaption.right \
                && pt.y >= rcCaption.top && pt.y < rcCaption.bottom)
        {
            CControlUI* pControl = static_cast<CControlUI*>(m_pm.FindControl(pt));
            if(pControl && _tcscmp(pControl->GetClass(), DUI_CTR_BUTTON) != 0)
            {
                return HTCAPTION;
            }
        }

        return HTCLIENT;
    }

    LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
    {
        SIZE szRoundCorner = m_pm.GetRoundCorner();
        if(!::IsIconic(*this) && (szRoundCorner.cx != 0 || szRoundCorner.cy != 0))
        {
            CDuiRect rcWnd;
            ::GetWindowRect(*this, &rcWnd);
            rcWnd.Offset(-rcWnd.left, -rcWnd.top);
            rcWnd.right++;
            rcWnd.bottom++;
            HRGN hRgn = ::CreateRoundRectRgn(rcWnd.left, rcWnd.top, rcWnd.right, rcWnd.bottom, szRoundCorner.cx, szRoundCorner.cy);
            ::SetWindowRgn(*this, hRgn, TRUE);
            ::DeleteObject(hRgn);
        }

        bHandled = FALSE;
        return 0;
    }

    LRESULT HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
    {
        LRESULT lRes = 0;
        BOOL bHandled = TRUE;
        switch(uMsg)
        {
        case WM_CREATE:
            lRes = OnCreate(uMsg, wParam, lParam, bHandled);
            break;
        case WM_NCACTIVATE:
            lRes = OnNcActivate(uMsg, wParam, lParam, bHandled);
            break;
        case WM_NCCALCSIZE:
            lRes = OnNcCalcSize(uMsg, wParam, lParam, bHandled);
            break;
        case WM_NCPAINT:
            lRes = OnNcPaint(uMsg, wParam, lParam, bHandled);
            break;
        case WM_NCHITTEST:
            lRes = OnNcHitTest(uMsg, wParam, lParam, bHandled);
            break;
        case WM_SIZE:
            lRes = OnSize(uMsg, wParam, lParam, bHandled);
            break;
        default:
            bHandled = FALSE;
        }
        if(bHandled)
        {
            return lRes;
        }
        if(m_pm.MessageHandler(uMsg, wParam, lParam, lRes))
        {
            return lRes;
        }
        return CWindowWnd::HandleMessage(uMsg, wParam, lParam);
    }

    LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled)
    {
        if(uMsg == WM_KEYDOWN)
        {
            if(wParam == VK_RETURN)
            {
                CEditUI* pEdit = static_cast<CEditUI*>(m_pm.FindControl(_T("accountedit")));
                if(pEdit->GetText().IsEmpty())
                {
                    pEdit->SetFocus();
                }
                else
                {
                    pEdit = static_cast<CEditUI*>(m_pm.FindControl(_T("pwdedit")));
                    if(pEdit->GetText().IsEmpty())
                    {
                        pEdit->SetFocus();
                    }
                    else
                    {
                        this->HandleLogin();
                    }
                }
                return true;
            }
            else if(wParam == VK_ESCAPE)
            {
                PostQuitMessage(0);
                return true;
            }

        }
        return false;
    }

    void HandleLogin();

public:
    CPaintManagerUI m_pm;
};