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Custom Tab Controls, Tabbed Frame and Tabbed MDI

, 13 Jul 2005
An extensible framework for creating customized tabs in ATL/WTL, with a VS.NET-like tab control implementation, tabbed frames, tabbed MDI, and more.
tabbingframework_demo.zip
TabbedSDISplitter
Release
TabbedSDISplitter.exe
res
Doc.ico
folder_c.ico
folder_o.ico
TabbedSDISplitter.exe.manifest
TabbedSDISplitter.ico
toolbar.bmp
TabbedSDISplitter.dsp
TabbedSDISplitter.dsw
TabDemo
Release
TabDemo.exe
res
error.ico
folder_closed.ico
folder_open.ico
info.ico
log.ico
TabDemo.exe.manifest
TabDemo.ico
TabDemodoc.ico
toolbar.bmp
warning.ico
TabDemo.dsp
TabDemo.dsw
TabbingFramework_ScreenShot.png
DockingDemo
DockingDemo.dsp
DockingDemo.dsw
Release
DockingDemo.exe
res
DockingDemo.exe.manifest
DockingDemo.ico
DockingDemodoc.ico
error.ico
folder_closed.ico
folder_open.ico
info.ico
log.ico
msdev_tab_icons.bmp
toolbar.bmp
warning.ico
include
Sergey Klimov
SimpleTabbedMDIDemo
Release
SimpleTabbedMDIDemo.exe
res
SimpleTabbedMDIDemo.exe.manifest
SimpleTabbedMDIDemo.ico
SimpleTabbedMDIDemodoc.ico
toolbar.bmp
SimpleTabbedMDIDemo.dsp
SimpleTabbedMDIDemo.dsw
tabbingframework_history.zip
tabbingframework_priorhistory.zip
tabbingframework_src.zip
// MainFrm.h : interface of the CMainFrame class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MAINFRM_H__053AD660_0AE2_11D6_8BF1_00500477589F__INCLUDED_)
#define AFX_MAINFRM_H__053AD660_0AE2_11D6_8BF1_00500477589F__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include "SimpleTabCtrls.h"

class CMainFrame : public CTabbedMDIFrameWindowImpl<CMainFrame>, public CUpdateUI<CMainFrame>,
		public CMessageFilter, public CIdleHandler
{
protected:
	typedef CTabbedMDIFrameWindowImpl<CMainFrame> baseClass;
	typedef CMainFrame thisClass;

protected:
	CTabbedPopupFrame<CDotNetTabCtrl<CTabViewTabItem> > m_OutputFrame;

	CPlainTextView m_LogView;
	CPlainTextView m_ErrorsView;
	CPlainTextView m_WarningsView;

public:
	DECLARE_FRAME_WND_CLASS(NULL, IDR_MAINFRAME)

	CTabbedMDICommandBarCtrl m_CmdBar;

	virtual BOOL PreTranslateMessage(MSG* pMsg)
	{
		if(pMsg == NULL)
		{
			return FALSE;
		}

		bool bCalledBaseClass = false;

		if(pMsg->hwnd == m_hWnd || pMsg->hwnd == m_hWndMDIClient)
		{
			// Message is sent directly to main frame or
			// to the MDIClient window
			if(baseClass::PreTranslateMessage(pMsg))
				return TRUE;

			bCalledBaseClass = true;
		}

		HWND hWndFocus = ::GetFocus();
		HWND hWndMDIActive = this->MDIGetActive();
		
		if((hWndMDIActive == hWndFocus) || (::IsChild(hWndMDIActive, hWndFocus)))
		{
			// Message is sent to Active MDI child frame
			// or a descendant
			// NOTE: IsChild checks if the window is a direct child or a descendant

			if(baseClass::PreTranslateMessage(pMsg))
				return TRUE;

			bCalledBaseClass = true;

			if(hWndMDIActive != NULL)
			{
				return (BOOL)::SendMessage(hWndMDIActive, WM_FORWARDMSG, 0, (LPARAM)pMsg);
			}
		}
		else if(m_OutputFrame.IsWindow() && m_OutputFrame.IsChild(hWndFocus))
		{
			if(m_OutputFrame.PreTranslateMessage(pMsg))
			{
				return TRUE;
			}
		}


		if(!bCalledBaseClass)
		{
			// If the base class hasn't already had a shot at doing
			// PreTranslateMessage (because the main frame or an
			// MDI child didn't have focus), call it now
			if(baseClass::PreTranslateMessage(pMsg))
				return TRUE;
		}

		return FALSE;
	}

	virtual BOOL OnIdle()
	{
		UIUpdateToolBar();
		return FALSE;
	}

	BEGIN_UPDATE_UI_MAP(CMainFrame)
		UPDATE_ELEMENT(ID_VIEW_TOOLBAR, UPDUI_MENUPOPUP)
		UPDATE_ELEMENT(ID_VIEW_STATUS_BAR, UPDUI_MENUPOPUP)
		UPDATE_ELEMENT(ID_VIEW_OUTPUT_WINDOW, UPDUI_MENUPOPUP)
	END_UPDATE_UI_MAP()

	BEGIN_MSG_MAP(CMainFrame)
		MESSAGE_HANDLER(WM_CREATE, OnCreate)
		MESSAGE_HANDLER(WM_DESTROY, OnDestroy)
		MESSAGE_HANDLER(WM_SETTINGCHANGE, OnSettingChange)
		MESSAGE_HANDLER(WM_SYSCOLORCHANGE, OnSettingChange)
		COMMAND_ID_HANDLER(ID_APP_EXIT, OnFileExit)
		COMMAND_ID_HANDLER(ID_FILE_NEW, OnFileNew)
		COMMAND_ID_HANDLER(ID_VIEW_TOOLBAR, OnViewToolBar)
		COMMAND_ID_HANDLER(ID_VIEW_STATUS_BAR, OnViewStatusBar)
		COMMAND_ID_HANDLER(ID_VIEW_OUTPUT_WINDOW, OnViewOutputWindow)
		COMMAND_ID_HANDLER(ID_APP_ABOUT, OnAppAbout)
		COMMAND_ID_HANDLER(ID_WINDOW_CASCADE, OnWindowCascade)
		COMMAND_ID_HANDLER(ID_WINDOW_TILE_HORZ, OnWindowTile)
		COMMAND_ID_HANDLER(ID_WINDOW_ARRANGE, OnWindowArrangeIcons)
		CHAIN_MDI_CHILD_COMMANDS()
		CHAIN_MSG_MAP(CUpdateUI<CMainFrame>)
		CHAIN_MSG_MAP(CTabbedMDIFrameWindowImpl<CMainFrame>)
	END_MSG_MAP()

// Handler prototypes (uncomment arguments if needed):
//	LRESULT MessageHandler(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
//	LRESULT CommandHandler(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
//	LRESULT NotifyHandler(int /*idCtrl*/, LPNMHDR /*pnmh*/, BOOL& /*bHandled*/)

	LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		// create command bar window
		HWND hWndCmdBar = m_CmdBar.Create(m_hWnd, rcDefault, NULL, ATL_SIMPLE_CMDBAR_PANE_STYLE);
		// attach menu
		m_CmdBar.AttachMenu(GetMenu());
		// load command bar images
		m_CmdBar.LoadImages(IDR_MAINFRAME);
		// remove old menu
		SetMenu(NULL);

		HWND hWndToolBar = CreateSimpleToolBarCtrl(m_hWnd, IDR_MAINFRAME, FALSE, ATL_SIMPLE_TOOLBAR_PANE_STYLE);

		CreateSimpleReBar(ATL_SIMPLE_REBAR_NOBORDER_STYLE);
		AddSimpleReBarBand(hWndCmdBar);
		AddSimpleReBarBand(hWndToolBar, NULL, TRUE);
		CreateSimpleStatusBar();

		CreateMDIClient();

		// If you want to adjust the scroll "speed", here's how you could do it:
		//TTabCtrl& TabCtrl = m_tabbedClient.GetTabOwner().GetTabCtrl();
		//TabCtrl.SetScrollDelta(10);
		//TabCtrl.SetScrollRepeat(TTabCtrl::ectcScrollRepeat_Slow);

		// If you want to use the MDI child's document icon, uncomment the following:
		//m_tabbedClient.UseMDIChildIcon(TRUE);

		// Uncomment the following line if you don't want the document icon
		//  and frame caption buttons to show up for maximized MDI children
		//m_CmdBar.UseMaxChildDocIconAndFrameCaptionButtons(false);
		m_CmdBar.SetMDIClient(m_hWndMDIClient);

		UIAddToolBar(hWndToolBar);
		UISetCheck(ID_VIEW_TOOLBAR, 1);
		UISetCheck(ID_VIEW_STATUS_BAR, 1);
		UISetCheck(ID_VIEW_OUTPUT_WINDOW, 1);

		// register object for message filtering and idle updates
		CMessageLoop* pLoop = _Module.GetMessageLoop();
		ATLASSERT(pLoop != NULL);
		pLoop->AddMessageFilter(this);
		pLoop->AddIdleHandler(this);


		// m_OutputFrame
		{
			RECT rcClientArea;
			::GetClientRect(m_hWndClient, &rcClientArea);

			RECT rcOutputFrame = {rcClientArea.left + 5, rcClientArea.bottom - 250, rcClientArea.right - 5, rcClientArea.bottom - 5};

			//If the frame/view is a popup, transform client coords. to screen coords.
			::MapWindowPoints(m_hWndClient, NULL, (LPPOINT)&rcOutputFrame, 2);

			m_OutputFrame.SetCloseCommand(ID_VIEW_OUTPUT_WINDOW);
			m_OutputFrame.CreateEx(m_hWnd, rcOutputFrame);

			// You can let the tabbed frame figure out a reasonable tab height,
			// or you can set it yourself
			//m_OutputFrame.SetTabAreaHeight(24);

			m_LogView.Create(m_OutputFrame, rcDefault, NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_HSCROLL | WS_VSCROLL | ES_AUTOHSCROLL | ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL, WS_EX_CLIENTEDGE);
			m_ErrorsView.Create(m_OutputFrame, rcDefault, NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_HSCROLL | WS_VSCROLL | ES_AUTOHSCROLL | ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL, WS_EX_CLIENTEDGE);
			m_WarningsView.Create(m_OutputFrame, rcDefault, NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_HSCROLL | WS_VSCROLL | ES_AUTOHSCROLL | ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL, WS_EX_CLIENTEDGE);

			m_OutputFrame.AddTabWithIcon(m_LogView, _T("Log"), MAKEINTRESOURCE(IDI_LOG));
			m_OutputFrame.AddTabWithIcon(m_ErrorsView, _T("Errors"), MAKEINTRESOURCE(IDI_ERRORS));
			m_OutputFrame.AddTabWithIcon(m_WarningsView, _T("Warnings"), MAKEINTRESOURCE(IDI_WARNINGS));
		}

		return 0;
	}

	LRESULT OnDestroy(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled)
	{
		CMessageLoop* pLoop = _Module.GetMessageLoop();
		ATLASSERT(pLoop != NULL);
		pLoop->RemoveMessageFilter(this);
		pLoop->RemoveIdleHandler(this);

		bHandled = FALSE;
		return 0;
	}

	LRESULT OnSettingChange(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/)
	{
		// System settings or metrics have changed.  Propogate this message
		// to all the child windows so they can update themselves as appropriate.
		this->SendMessageToDescendants(uMsg, wParam, lParam, TRUE);

		return 0;
	}

	LRESULT OnFileExit(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		PostMessage(WM_CLOSE);
		return 0;
	}

	LRESULT OnFileNew(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		CHtmlFrame* pChild = new CHtmlFrame;
		pChild->CreateEx(m_hWndClient);

		pChild->SetCommandBarCtrlForContextMenu(&m_CmdBar);

		return 0;
	}

	LRESULT OnViewToolBar(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		static BOOL bVisible = TRUE;	// initially visible
		bVisible = !bVisible;
		CReBarCtrl rebar = m_hWndToolBar;
		int nBandIndex = rebar.IdToIndex(ATL_IDW_BAND_FIRST + 1);	// toolbar is 2nd added band
		rebar.ShowBand(nBandIndex, bVisible);
		UISetCheck(ID_VIEW_TOOLBAR, bVisible);
		UpdateLayout();
		return 0;
	}

	LRESULT OnViewStatusBar(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		BOOL bVisible = !::IsWindowVisible(m_hWndStatusBar);
		::ShowWindow(m_hWndStatusBar, bVisible ? SW_SHOWNOACTIVATE : SW_HIDE);
		UISetCheck(ID_VIEW_STATUS_BAR, bVisible);
		UpdateLayout();
		return 0;
	}

	LRESULT OnViewOutputWindow(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		BOOL bVisible = !m_OutputFrame.IsWindowVisible();
		m_OutputFrame.ShowWindow(bVisible ? SW_SHOWNOACTIVATE : SW_HIDE);
		UISetCheck(ID_VIEW_OUTPUT_WINDOW, bVisible);
		UpdateLayout();
		return 0;
	}

	LRESULT OnAppAbout(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		CAboutDlg dlg;
		dlg.DoModal();
		return 0;
	}

	LRESULT OnWindowCascade(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		MDICascade();
		return 0;
	}

	LRESULT OnWindowTile(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		MDITile();
		return 0;
	}

	LRESULT OnWindowArrangeIcons(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
	{
		MDIIconArrange();
		return 0;
	}
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_MAINFRM_H__053AD660_0AE2_11D6_8BF1_00500477589F__INCLUDED_)

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About the Author

Daniel Bowen
Architect
United States United States
Daniel Bowen used to work as a Software Engineer for Evans & Sutherland in Salt Lake City, Utah working on the modeling tools for high end flight simulators. He then worked for the startup company WiLife Inc. in Draper, Utah working on the software portion of an easy to use and affordable digital video surveillance system. WiLife Inc. is now part of Logitech Inc.

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