156 lines
4.4 KiB
C++
156 lines
4.4 KiB
C++
// UserDropTarget.cpp: implementation of the CUserDropTarget class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "CorpSms.h"
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#include "UserDropTarget.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[]=__FILE__;
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#define new DEBUG_NEW
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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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#define RECT_BORDER 10
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#include "CorpSmsDoc.h"
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#include "FuncView.h"
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HWND CUserDropTarget::m_shWndTreeCtrl = NULL;
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long CUserDropTarget::m_lAddressType = -1;
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CUserDropTarget::CUserDropTarget()
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{
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}
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CUserDropTarget::~CUserDropTarget()
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{
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}
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DROPEFFECT CUserDropTarget::OnDragEnter(CWnd* pWnd, COleDataObject* pDataObject,
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DWORD dwKeyState, CPoint point)
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{
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DROPEFFECT dropeffectRet = DROPEFFECT_COPY;
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if ( (dwKeyState & MK_SHIFT) == MK_SHIFT)
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dropeffectRet = DROPEFFECT_MOVE;
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return dropeffectRet;
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}
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DROPEFFECT CUserDropTarget::OnDragOver(CWnd* pWnd, COleDataObject* pDataObject,
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DWORD dwKeyState, CPoint point)
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{
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DROPEFFECT dropeffectRet = DROPEFFECT_COPY;
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if ( (dwKeyState & MK_SHIFT) == MK_SHIFT)
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dropeffectRet = DROPEFFECT_MOVE;
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if ( m_shWndTreeCtrl != pWnd->GetSafeHwnd() ) //拖动的目标不是自己，应该是拖住发送列表的，不处理
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return dropeffectRet;
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// Expand and highlight the item under the mouse and
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CTreeCtrl * pTreeCtrl = (CTreeCtrl *)pWnd;
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HTREEITEM hTItem = pTreeCtrl->HitTest(point);
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if ( hTItem != NULL && m_shWndTreeCtrl ) //判断只有在本通讯录内才可以自由拖动
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{
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CFuncView * pFuncView = (CFuncView*)CFuncView::FromHandle(m_shWndTreeCtrl);
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if ( pFuncView->GetItemAddressType(hTItem)==m_lAddressType)
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{
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pTreeCtrl->Expand(hTItem, TVE_EXPAND);
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pTreeCtrl->SelectDropTarget(hTItem);
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}
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}
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// Scroll Tree control depending on mouse position
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CRect rectClient;
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pWnd->GetClientRect(&rectClient);
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pWnd->ClientToScreen(rectClient);
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pWnd->ClientToScreen(&point);
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int nScrollDir = -1;
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if ( point.y >= rectClient.bottom - RECT_BORDER)
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nScrollDir = SB_LINEDOWN;
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else
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if ( (point.y <= rectClient.top + RECT_BORDER) )
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nScrollDir = SB_LINEUP;
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if ( nScrollDir != -1 )
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{
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int nScrollPos = pWnd->GetScrollPos(SB_VERT);
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WPARAM wParam = MAKELONG(nScrollDir, nScrollPos);
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pWnd->SendMessage(WM_VSCROLL, wParam);
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}
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nScrollDir = -1;
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if ( point.x <= rectClient.left + RECT_BORDER )
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nScrollDir = SB_LINELEFT;
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else
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if ( point.x >= rectClient.right - RECT_BORDER)
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nScrollDir = SB_LINERIGHT;
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if ( nScrollDir != -1 )
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{
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int nScrollPos = pWnd->GetScrollPos(SB_VERT);
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WPARAM wParam = MAKELONG(nScrollDir, nScrollPos);
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pWnd->SendMessage(WM_HSCROLL, wParam);
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}
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return dropeffectRet;
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}
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BOOL CUserDropTarget::OnDrop(CWnd* pWnd, COleDataObject* pDataObject,
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DROPEFFECT dropEffect, CPoint point)
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{
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/*
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if (pWnd->IsKindOf(RUNTIME_CLASS(CView)))//if CView,Call base class
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return COleDropTarget::OnDrop(pWnd, pDataObject,dropEffect,point);
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*/
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if ( m_shWndTreeCtrl != pWnd->GetSafeHwnd() ) //拖动的目标不是自己，应该是拖住发送列表的，不处理
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return ::SendMessage( pWnd->GetSafeHwnd(), DROPM_DROP, (WPARAM)pDataObject, 0 );
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if ( !m_shWndTreeCtrl || !pWnd )
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{
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return false;
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}
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//处理拖动
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CFuncView * pFuncView = (CFuncView*)CFuncView::FromHandle(m_shWndTreeCtrl);
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CTreeCtrl * pTreeCtrl = (CTreeCtrl *)pWnd;
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HTREEITEM hSelectedItem = pTreeCtrl->GetSelectedItem();
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HTREEITEM hTDropItem =pTreeCtrl->GetDropHilightItem();
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pFuncView->MoveItem(hSelectedItem,hTDropItem,m_lAddressType);
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/*
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// Get the image indexes from ImageList, if one exists
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int nImage = 0;
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int nSelImage = 0;
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GetItemImages(hSelectedItem, nImage, nSelImage);
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// Add the items to destination tree control
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m_hDestItem = m_pDestTreeCtrl->AddItem(hTDropItem, m_pSourceTreeCtrl->GetItemText(hSelectedItem), TVI_LAST, nImage, nSelImage, 0);
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AddItem(m_pSourceTreeCtrl->GetChildItem(hSelectedItem),m_hDestItem);
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*/
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//Remove highlighting
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pTreeCtrl->SendMessage(TVM_SELECTITEM, TVGN_DROPHILITE,0);
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return true;
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}
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void CUserDropTarget::OnDragLeave(CWnd* pWnd)
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{
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/*
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// Remove Highlighting
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CTreeCtrl * pTreeCtrl= (CTreeCtrl *)pWnd;
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pTreeCtrl->SendMessage(TVM_SELECTITEM, TVGN_DROPHILITE,0);
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*/
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}
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/*
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DROPEFFECT CUserDropTarget::OnDropEx(CWnd* pWnd, COleDataObject* pDataObject,
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DROPEFFECT dropEffect, DROPEFFECT dropEffectList, CPoint point)
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{
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if (pWnd->IsKindOf(RUNTIME_CLASS(CView)))//if CView,Call base class
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return COleDropTarget::OnDropEx( pWnd, pDataObject, dropEffect, dropEffectList, point) ;
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return -1;
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}
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*/ |