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Borland C++ V5.02
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VIEWEX.PAK
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SPLITTER.CPP
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C/C++ Source or Header
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1997-05-06
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5KB
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185 lines
// splitter.cpp : implementation file
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1995 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include "stdafx.h"
#include "viewex.h"
#include "splitter.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CSplitterFrame
// Create a splitter window which splits an output text view and an input view
// |
// TEXT VIEW (CTextView) | INPUT VIEW (CInputView)
// |
IMPLEMENT_DYNCREATE(CSplitterFrame, CMDIChildWnd)
CSplitterFrame::CSplitterFrame()
{
}
CSplitterFrame::~CSplitterFrame()
{
}
BOOL CSplitterFrame::OnCreateClient(LPCREATESTRUCT,
CCreateContext* pContext)
{
// create a splitter with 1 row, 2 columns
if (!m_wndSplitter.CreateStatic(this, 1, 2))
{
TRACE0("Failed to CreateStaticSplitter\n");
return FALSE;
}
// add the first splitter pane - the default view in column 0
if (!m_wndSplitter.CreateView(0, 0,
pContext->m_pNewViewClass, CSize(130, 50), pContext))
{
TRACE0("Failed to create first pane\n");
return FALSE;
}
// add the second splitter pane - an input view in column 1
if (!m_wndSplitter.CreateView(0, 1,
RUNTIME_CLASS(CInputView), CSize(0, 0), pContext))
{
TRACE0("Failed to create second pane\n");
return FALSE;
}
// activate the input view
SetActiveView((CView*)m_wndSplitter.GetPane(0,1));
return TRUE;
}
BEGIN_MESSAGE_MAP(CSplitterFrame, CMDIChildWnd)
//{{AFX_MSG_MAP(CSplitterFrame)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// C3WaySplitterFrame - just like CSplitterFrame except the input view is
// the first pane, and there are two output views
// | Text View (CTextView)
// INPUT VIEW (CInputView) |------------------------
// | Color View (CColorView)
IMPLEMENT_DYNCREATE(C3WaySplitterFrame, CMDIChildWnd)
C3WaySplitterFrame::C3WaySplitterFrame()
{
}
C3WaySplitterFrame::~C3WaySplitterFrame()
{
}
BOOL C3WaySplitterFrame::OnCreateClient(LPCREATESTRUCT lpcs,
CCreateContext* pContext)
{
// create a splitter with 1 row, 2 columns
if (!m_wndSplitter.CreateStatic(this, 1, 2))
{
TRACE0("Failed to CreateStaticSplitter\n");
return FALSE;
}
// add the first splitter pane - the default view in column 0
if (!m_wndSplitter.CreateView(0, 0,
pContext->m_pNewViewClass, CSize(200, 50), pContext))
{
TRACE0("Failed to create first pane\n");
return FALSE;
}
// add the second splitter pane - which is a nested splitter with 2 rows
if (!m_wndSplitter2.CreateStatic(
&m_wndSplitter, // our parent window is the first splitter
2, 1, // the new splitter is 2 rows, 1 column
WS_CHILD | WS_VISIBLE | WS_BORDER, // style, WS_BORDER is needed
m_wndSplitter.IdFromRowCol(0, 1)
// new splitter is in the first row, 2nd column of first splitter
))
{
TRACE0("Failed to create nested splitter\n");
return FALSE;
}
// now create the two views inside the nested splitter
int cyText = max(lpcs->cy - 70, 20); // height of text pane
if (!m_wndSplitter2.CreateView(0, 0,
RUNTIME_CLASS(CTextView), CSize(0, cyText), pContext))
{
TRACE0("Failed to create second pane\n");
return FALSE;
}
if (!m_wndSplitter2.CreateView(1, 0,
RUNTIME_CLASS(CColorView), CSize(0, 0), pContext))
{
TRACE0("Failed to create third pane\n");
return FALSE;
}
// it all worked, we now have two splitter windows which contain
// three different views
return TRUE;
}
BEGIN_MESSAGE_MAP(C3WaySplitterFrame, CMDIChildWnd)
//{{AFX_MSG_MAP(C3WaySplitterFrame)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
//
IMPLEMENT_DYNAMIC(CViewExSplitWnd, CSplitterWnd)
CViewExSplitWnd::CViewExSplitWnd()
{
}
CViewExSplitWnd::~CViewExSplitWnd()
{
}
CWnd* CViewExSplitWnd::GetActivePane(int* pRow, int* pCol)
{
ASSERT_VALID(this);
// attempt to use active view of frame window
CWnd* pView = NULL;
CFrameWnd* pFrameWnd = GetParentFrame();
ASSERT_VALID(pFrameWnd);
pView = pFrameWnd->GetActiveView();
// failing that, use the current focus
if (pView == NULL)
pView = GetFocus();
return pView;
}