1、背景:
在做一个项目时用到了CMFCPropertyGridCtrl 下拉框的某项,需要弹出一个对话框
发现 在vs2013中设置成多字节工程时,弹出对话框程序会崩溃;而使用unicode时 则没有此问题;
#include "stdafx.h"
#include "PropertiesWnd.h"
#include "Resource.h"
#include "MainFrm.h"
#include "MFCApplication1.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
/
// CResourceViewBar
CPropertiesWnd::CPropertiesWnd()
{
m_nComboHeight = 0;
}
CPropertiesWnd::~CPropertiesWnd()
{
}
BEGIN_MESSAGE_MAP(CPropertiesWnd, CDockablePane)
ON_WM_CREATE()
ON_WM_SIZE()
ON_COMMAND(ID_EXPAND_ALL, OnExpandAllProperties)
ON_UPDATE_COMMAND_UI(ID_EXPAND_ALL, OnUpdateExpandAllProperties)
ON_COMMAND(ID_SORTPROPERTIES, OnSortProperties)
ON_UPDATE_COMMAND_UI(ID_SORTPROPERTIES, OnUpdateSortProperties)
ON_COMMAND(ID_PROPERTIES1, OnProperties1)
ON_UPDATE_COMMAND_UI(ID_PROPERTIES1, OnUpdateProperties1)
ON_COMMAND(ID_PROPERTIES2, OnProperties2)
ON_UPDATE_COMMAND_UI(ID_PROPERTIES2, OnUpdateProperties2)
ON_WM_SETFOCUS()
ON_WM_SETTINGCHANGE()
ON_REGISTERED_MESSAGE(AFX_WM_PROPERTY_CHANGED, OnPropertyChanged)
END_MESSAGE_MAP()
/
// CResourceViewBar 消息处理程序
void CPropertiesWnd::AdjustLayout()
{
if (GetSafeHwnd () == NULL || (AfxGetMainWnd() != NULL && AfxGetMainWnd()->IsIconic()))
{
return;
}
CRect rectClient;
GetClientRect(rectClient);
int cyTlb = m_wndToolBar.CalcFixedLayout(FALSE, TRUE).cy;
m_wndObjectCombo.SetWindowPos(NULL, rectClient.left, rectClient.top, rectClient.Width(), m_nComboHeight, SWP_NOACTIVATE | SWP_NOZORDER);
m_wndToolBar.SetWindowPos(NULL, rectClient.left, rectClient.top + m_nComboHeight, rectClient.Width(), cyTlb, SWP_NOACTIVATE | SWP_NOZORDER);
m_wndPropList.SetWindowPos(NULL, rectClient.left, rectClient.top + m_nComboHeight + cyTlb, rectClient.Width(), rectClient.Height() -(m_nComboHeight+cyTlb), SWP_NOACTIVATE | SWP_NOZORDER);
}
int CPropertiesWnd::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CDockablePane::OnCreate(lpCreateStruct) == -1)
return -1;
CRect rectDummy;
rectDummy.SetRectEmpty();
// 创建组合:
const DWORD dwViewStyle = WS_CHILD | WS_VISIBLE | CBS_DROPDOWNLIST | WS_BORDER | CBS_SORT | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
if (!m_wndObjectCombo.Create(dwViewStyle, rectDummy, this, 1))
{
TRACE0("未能创建属性组合 \n");
return -1; // 未能创建
}
m_wndObjectCombo.AddString(_T("应用程序"));
m_wndObjectCombo.AddString(_T("属性窗口"));
m_wndObjectCombo.SetCurSel(0);
CRect rectCombo;
m_wndObjectCombo.GetClientRect (&rectCombo);
m_nComboHeight = rectCombo.Height();
if (!m_wndPropList.Create(WS_VISIBLE | WS_CHILD, rectDummy, this, 2))
{
TRACE0("未能创建属性网格\n");
return -1; // 未能创建
}
InitPropList();
m_wndToolBar.Create(this, AFX_DEFAULT_TOOLBAR_STYLE, IDR_PROPERTIES);
m_wndToolBar.LoadToolBar(IDR_PROPERTIES, 0, 0, TRUE /* 已锁定*/);
m_wndToolBar.CleanUpLockedImages();
m_wndToolBar.LoadBitmap(theApp.m_bHiColorIcons ? IDB_PROPERTIES_HC : IDR_PROPERTIES, 0, 0, TRUE /* 锁定*/);
m_wndToolBar.SetPaneStyle(m_wndToolBar.GetPaneStyle() | CBRS_TOOLTIPS | CBRS_FLYBY);
m_wndToolBar.SetPaneStyle(m_wndToolBar.GetPaneStyle() & ~(CBRS_GRIPPER | CBRS_SIZE_DYNAMIC | CBRS_BORDER_TOP | CBRS_BORDER_BOTTOM | CBRS_BORDER_LEFT | CBRS_BORDER_RIGHT));
m_wndToolBar.SetOwner(this);
// 所有命令将通过此控件路由,而不是通过主框架路由:
m_wndToolBar.SetRouteCommandsViaFrame(FALSE);
AdjustLayout();
return 0;
}
void CPropertiesWnd::OnSize(UINT nType, int cx, int cy)
{
CDockablePane::OnSize(nType, cx, cy);
AdjustLayout();
}
void CPropertiesWnd::OnExpandAllProperties()
{
m_wndPropList.ExpandAll();
}
void CPropertiesWnd::OnUpdateExpandAllProperties(CCmdUI* /* pCmdUI */)
{
}
void CPropertiesWnd::OnSortProperties()
{
m_wndPropList.SetAlphabeticMode(!m_wndPropList.IsAlphabeticMode());
}
void CPropertiesWnd::OnUpdateSortProperties(CCmdUI* pCmdUI)
{
pCmdUI->SetCheck(m_wndPropList.IsAlphabeticMode());
}
void CPropertiesWnd::OnProperties1()
{
// TODO: 在此处添加命令处理程序代码
}
void CPropertiesWnd::OnUpdateProperties1(CCmdUI* /*pCmdUI*/)
{
// TODO: 在此处添加命令更新 UI 处理程序代码
}
void CPropertiesWnd::OnProperties2()
{
// TODO: 在此处添加命令处理程序代码
}
void CPropertiesWnd::OnUpdateProperties2(CCmdUI* /*pCmdUI*/)
{
// TODO: 在此处添加命令更新 UI 处理程序代码
}
void CPropertiesWnd::InitPropList()
{
SetPropListFont();
m_wndPropList.EnableHeaderCtrl(FALSE);
m_wndPropList.EnableDescriptionArea();
m_wndPropList.SetVSDotNetLook();
m_wndPropList.MarkModifiedProperties();
CMFCPropertyGridProperty* pGroup1 = new CMFCPropertyGridProperty(_T("外观"));
pGroup1->AddSubItem(new CMFCPropertyGridProperty(_T("三维外观"), (_variant_t) false, _T("指定窗口的字体不使用粗体,并且控件将使用三维边框")));
CMFCPropertyGridProperty* pProp = new CMFCPropertyGridProperty(_T("边框"), _T("对话框外框"), _T("其中之一: “无”、“细”、“可调整大小”或“对话框外框”"));
pProp->AddOption(_T("无"));
pProp->AddOption(_T("细"));
pProp->AddOption(_T("可调整大小"));
pProp->AddOption(_T("对话框外框"));
pProp->AllowEdit(FALSE);
pGroup1->AddSubItem(pProp);
pGroup1->AddSubItem(new CMFCPropertyGridProperty(_T("标题"), (_variant_t) _T("关于"), _T("指定窗口标题栏中显示的文本")));
m_wndPropList.AddProperty(pGroup1);
CMFCPropertyGridProperty* pSize = new CMFCPropertyGridProperty(_T("窗口大小"), 0, TRUE);
pProp = new CMFCPropertyGridProperty(_T("高度"), (_variant_t) 250l, _T("指定窗口的高度"));
pProp->EnableSpinControl(TRUE, 50, 300);
pSize->AddSubItem(pProp);
pProp = new CMFCPropertyGridProperty( _T("宽度"), (_variant_t) 150l, _T("指定窗口的宽度"));
pProp->EnableSpinControl(TRUE, 50, 200);
pSize->AddSubItem(pProp);
m_wndPropList.AddProperty(pSize);
CMFCPropertyGridProperty* pGroup2 = new CMFCPropertyGridProperty(_T("字体"));
LOGFONT lf;
CFont* font = CFont::FromHandle((HFONT) GetStockObject(DEFAULT_GUI_FONT));
font->GetLogFont(&lf);
lstrcpy(lf.lfFaceName, _T("宋体, Arial"));
pGroup2->AddSubItem(new CMFCPropertyGridFontProperty(_T("字体"), lf, CF_EFFECTS | CF_SCREENFONTS, _T("指定窗口的默认字体")));
pGroup2->AddSubItem(new CMFCPropertyGridProperty(_T("使用系统字体"), (_variant_t) true, _T("指定窗口使用“MS Shell Dlg”字体")));
m_wndPropList.AddProperty(pGroup2);
CMFCPropertyGridProperty* pGroup3 = new CMFCPropertyGridProperty(_T("杂项"));
pProp = new CMFCPropertyGridProperty(_T("(名称)"), _T("应用程序"));
pProp->Enable(FALSE);
pGroup3->AddSubItem(pProp);
CMFCPropertyGridColorProperty* pColorProp = new CMFCPropertyGridColorProperty(_T("窗口颜色"), RGB(210, 192, 254), NULL, _T("指定默认的窗口颜色"));
pColorProp->EnableOtherButton(_T("其他..."));
pColorProp->EnableAutomaticButton(_T("默认"), ::GetSysColor(COLOR_3DFACE));
pGroup3->AddSubItem(pColorProp);
static const TCHAR szFilter[] = _T("图标文件(*.ico)|*.ico|所有文件(*.*)|*.*||");
pGroup3->AddSubItem(new CMFCPropertyGridFileProperty(_T("图标"), TRUE, _T(""), _T("ico"), 0, szFilter, _T("指定窗口图标")));
pGroup3->AddSubItem(new CMFCPropertyGridFileProperty(_T("文件夹"), _T("c:\\")));
m_wndPropList.AddProperty(pGroup3);
CMFCPropertyGridProperty* pGroup4 = new CMFCPropertyGridProperty(_T("层次结构"));
CMFCPropertyGridProperty* pGroup41 = new CMFCPropertyGridProperty(_T("第一个子级"));
pGroup4->AddSubItem(pGroup41);
CMFCPropertyGridProperty* pGroup411 = new CMFCPropertyGridProperty(_T("第二个子级"));
pGroup41->AddSubItem(pGroup411);
pGroup411->AddSubItem(new CMFCPropertyGridProperty(_T("项 1"), (_variant_t) _T("值 1"), _T("此为说明")));
pGroup411->AddSubItem(new CMFCPropertyGridProperty(_T("项 2"), (_variant_t) _T("值 2"), _T("此为说明")));
pGroup411->AddSubItem(new CMFCPropertyGridProperty(_T("项 3"), (_variant_t) _T("值 3"), _T("此为说明")));
pGroup4->Expand(FALSE);
m_wndPropList.AddProperty(pGroup4);
}
void CPropertiesWnd::OnSetFocus(CWnd* pOldWnd)
{
CDockablePane::OnSetFocus(pOldWnd);
m_wndPropList.SetFocus();
}
void CPropertiesWnd::OnSettingChange(UINT uFlags, LPCTSTR lpszSection)
{
CDockablePane::OnSettingChange(uFlags, lpszSection);
SetPropListFont();
}
void CPropertiesWnd::SetPropListFont()
{
::DeleteObject(m_fntPropList.Detach());
LOGFONT lf;
afxGlobalData.fontRegular.GetLogFont(&lf);
NONCLIENTMETRICS info;
info.cbSize = sizeof(info);
afxGlobalData.GetNonClientMetrics(info);
lf.lfHeight = info.lfMenuFont.lfHeight;
lf.lfWeight = info.lfMenuFont.lfWeight;
lf.lfItalic = info.lfMenuFont.lfItalic;
m_fntPropList.CreateFontIndirect(&lf);
m_wndPropList.SetFont(&m_fntPropList);
m_wndObjectCombo.SetFont(&m_fntPropList);
}
LRESULT CPropertiesWnd::OnPropertyChanged(WPARAM wParam, LPARAM lParam)
{
//切换资源句柄
AFX_MANAGE_STATE(AfxGetStaticModuleState());
CMFCPropertyGridProperty* prop = (CMFCPropertyGridProperty*)lParam;
auto a = prop->GetValue();
AfxMessageBox(_T("aaaa"));
return 0;
}
总结:在多字节工程中使用 proplist 弹出对话框;加上
//切换资源句柄
AFX_MANAGE_STATE(AfxGetStaticModuleState()); 即可解决崩溃问题