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CM_ConfigBuilder 1.2g: Visual Studio 6/Visual Studio 2005/Visual Studio 2008 Code Generator for Application Settings Graphic Management

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12 Feb 2008CPOL17 min read 697.3K   9.8K   262  
CM_ConfigBuilder generates and compiles the required files to manage your application's settings/preferences and to store/retrieve them in XML format.
 
// CAsGenericTextCell.cpp
//

#include "stdafx.h"
#include "AsGenericTextCell.h"
#include "DrawUtils.h"
#include <assert.h>

CAsGenericTextCell::CAsGenericTextCell():
	editBox_(NULL)
{
	fontInfo_.SetFontName("courier");
	fontInfo_.SetFontBold(false);
	fontInfo_.SetFontSize(10);
}

CAsGenericTextCell::~CAsGenericTextCell()
{
	KillFocus(false, false);
}

void CAsGenericTextCell::SetDrawArea(const CRect& drawArea)
{
	CAsBaseCell::SetDrawArea(drawArea);

	if (HasFocus()) {
		CRect textArea;

		textArea = GetTextBoxArea();
		editBox_->SetWindowPos(&CWnd::wndTop, textArea.left, textArea.top, textArea.Width(), textArea.Height(), SWP_SHOWWINDOW);
	}
}

CSize CAsGenericTextCell::GetMinSize()
{
	return drawArea_.Size();
}

void CAsGenericTextCell::Draw(CDC* pDC)
{
	if (visible_ && !IsHidden()) {
		CAsBaseCell::Draw(pDC);

		if (HasFocus()) {
			if (editBox_)
				editBox_->RedrawWindow();
		}
	}
}

bool CAsGenericTextCell::HitTest(const CPoint& pt)
{
	BOOL ret;

	ret = drawArea_.PtInRect(pt);

	return ret == TRUE;
}

void CAsGenericTextCell::SetText(const string& text, bool redraw)
{
	CAsBaseCell::SetText(text, false);

	if (HasFocus() && editBox_)
		editBox_->SetWindowText(text.c_str());

	if (parentWnd_ && redraw)
		parentWnd_->RedrawWindow();
}

bool CAsGenericTextCell::ProcessMessage(DWORD msg, DWORD lParam, DWORD wParam, const CPoint& pt, const CRect& parentRect, bool& needRedraw)
{
	bool processed;
	bool selected;
	
	selected = IsSelected();

	processed = CAsBaseCell::ProcessMessage(msg, lParam, wParam, pt, parentRect, needRedraw);
	
	// if selection changed after a WM_LBUTTOMDOWON SetFocus
	//
	if (!selected && IsSelected())
		SetFocus(false);

	switch (msg) {
				
		case WM_KEYDOWN:
		{
			if (HasFocus()) {
				switch (wParam) {
					case VK_ESCAPE:
						KillFocus(false, false);
						processed = true;
						needRedraw = true;
						break;

					case VK_RETURN:
						KillFocus(true, false);
						processed = true;
						needRedraw = true;
						break;
				}
			} else if (IsSelected()) {
				//CString tmp;

				//tmp = _TCHAR(wParam);
				
				//if (!GetAsyncKeyState(VK_LSHIFT) || !GetAsyncKeyState(VK_RSHIFT))
				//	tmp.MakeLower();
				/*SetFocus();
				text_ = (const char*) "";
				editBox_->SetWindowText(_T(""));
				editBox_->SendMessage(msg, wParam, lParam);
				processed = true;
				*/
				//editBox_->SetSel((int)text_.length(), text_.length());

				// TODO !!!
			}
			break;
		}
	}

	return processed;
}

void CAsGenericTextCell::SetFocus(bool redraw)
{
	TRACE1("Text Set Focus %s\n", text_.c_str());

	if (HasFocus())
		return;
	
	CAsBaseCell::SetFocus(false);
	
	CRect textArea;

	textArea = GetTextBoxArea();
	
	assert(editBox_ == NULL);
	
	editBox_ = new CEdit;
	editBox_->Create(WS_CHILD | WS_VISIBLE | ES_AUTOHSCROLL, textArea, parentWnd_, -1);
	font_.CreateFont(-fontInfo_.GetFontSize(), 
					 0,										/* width */ 
					 0,										/* escapement */
					 0,										/* orientation */
					 fontInfo_.GetFontBold() ? FW_BOLD : FW_NORMAL,		/* weight*/
					 0,										/* italic*/
					 0,										/* underline */
					 0,										/* strikeout */
					 ANSI_CHARSET,							/* charset */
					 OUT_DEFAULT_PRECIS,					/* out precision */
					 CLIP_DEFAULT_PRECIS,					/* clip precision */
					 DEFAULT_QUALITY,						/* quality */
					 DEFAULT_PITCH,							/* pitch family */
					 fontInfo_.GetFontName().c_str());
	
	editBox_->SetFont(&font_);
	editBox_->SetWindowText(text_.c_str());
	editBox_->SetFocus();
	editBox_->SetSel((int)text_.length(), text_.length());
	editBox_->SetWindowPos(&CWnd::wndTop, textArea.left, textArea.top, textArea.Width(), textArea.Height(), SWP_SHOWWINDOW);
	editBox_->ModifyStyleEx(0, WS_EX_CONTROLPARENT);

	if (redraw && parentWnd_)
		parentWnd_->RedrawWindow(drawArea_);
}

void CAsGenericTextCell::SetFontInfo(const CAsFontInfo& fontInfo)
{
	fontInfo_ = fontInfo;

	if (HasFocus() && editBox_) {
		
		fontInfo_.CreateFont();
	
		editBox_->SetFont(fontInfo_.GetFont());
	}
}

void CAsGenericTextCell::KillFocus(bool storeData, bool redraw)
{	
	TRACE1("Text Kill Focus %s\n", text_.c_str());

	if (!HasFocus())
		return;

	if (storeData)
		StoreData();

	CAsBaseCell::KillFocus(storeData, false);
	
	if (editBox_ == NULL || !editBox_->GetSafeHwnd())
		return;
	
	delete editBox_;
	editBox_ = NULL;
		
	if (font_.GetSafeHandle())
		font_.DeleteObject();

	if (redraw && parentWnd_)
		parentWnd_->RedrawWindow(drawArea_);
}

void CAsGenericTextCell::SetVisible(bool visible)
{
	CAsBaseCell::SetVisible(visible);

	if (HasFocus() && !visible)
		editBox_->ShowWindow(SW_HIDE);
}

CRect CAsGenericTextCell::GetTextBoxArea()
{
	CRect tmp;

	tmp = drawArea_;
	//tmp.DeflateRect(6, 3, 5, 1);
	tmp.DeflateRect(7, 4, 5, 1);
	return tmp;
}

void CAsGenericTextCell::StoreData()
{
	if (HasFocus()) {
		CString tmp;
		string oldValue;

		oldValue = text_;
		editBox_->GetWindowText(tmp);
		
		text_ = (const char*)tmp;

		if (text_ != oldValue && cellListener_) {
			bool ret;

			ret = cellListener_->OnValueChanged(name_, oldValue, text_);
			if (!ret) {
				editBox_->SetWindowText(oldValue.c_str());
				text_ = oldValue;
			}
		}
	}
}

string CAsGenericTextCell::GetText()
{
	if (HasFocus())
		StoreData();

	return text_;
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Stefano Basili
Web Developer
Italy Italy
For all Stefano's latest code, binaries and tutorials visit www.codemachines.com

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Posted 13 Apr 2004

Article Copyright 2004 by Stefano Basili
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