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Form Designer

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4.96 (54 votes)
1 Aug 2009     CPOL    
Component for adding scriptable forms capabilities to an application.
MFCDemo.exe
CSDemo
App.ico
Bmp
ABottom.bmp
About.bmp
ALeft.bmp
ARight.bmp
ATop.bmp
AX.bmp
BringFront.bmp
Button.bmp
Center.bmp
Check.bmp
Combo.bmp
Copy.bmp
Cut.bmp
Delete.bmp
Down.bmp
Edit.bmp
Frame.bmp
Grid.bmp
GridSettings.bmp
HCenter.bmp
HScroll.bmp
HSL.bmp
HSpace.bmp
HSS.bmp
Left.bmp
List.bmp
New.bmp
Open.bmp
Paste.bmp
Picture.bmp
Preview.bmp
Progress.bmp
Props.bmp
Radio.bmp
Rectangle.bmp
Redo.bmp
Right.bmp
Save.bmp
SelAll.bmp
SelNone.bmp
SendBack.bmp
SL.bmp
Slider.bmp
Spin.bmp
SS.bmp
Tab.bmp
Text.bmp
Undo.bmp
Up.bmp
Validate.bmp
VCenter.bmp
VScroll.bmp
VSL.bmp
VSpace.bmp
VSS.bmp
Wand.bmp
CSDemo.suo
DaeDoe.bmp
MFCDemo
MFCDemo.dsp
MFCDemo.odl
MFCDemo.reg
res
DaeDoe.bmp
MFCDemo.ico
MFCDemoDoc.ico
Toolbar1.bmp
Toolbar2.bmp
Toolbar3.bmp
Wand.bmp
VBDemo
Bmp
ABottom.bmp
About.bmp
ALeft.bmp
ARight.bmp
ATop.bmp
AX.bmp
BringFront.bmp
Button.bmp
Center.bmp
Check.bmp
Combo.bmp
Copy.bmp
Cut.bmp
Delete.bmp
Down.bmp
Edit.bmp
Frame.bmp
Grid.bmp
GridSettings.bmp
HCenter.bmp
HScroll.bmp
HSL.bmp
HSpace.bmp
HSS.bmp
Left.bmp
List.bmp
New.bmp
Open.bmp
Paste.bmp
Picture.bmp
Preview.bmp
Progress.bmp
Props.bmp
Radio.bmp
Rectangle.bmp
Redo.bmp
Right.bmp
Save.bmp
SelAll.bmp
SelNone.bmp
SendBack.bmp
SL.bmp
Slider.bmp
Spin.bmp
SS.bmp
Tab.bmp
Text.bmp
Undo.bmp
Up.bmp
Validate.bmp
VCenter.bmp
VScroll.bmp
VSL.bmp
VSpace.bmp
VSS.bmp
Wand.bmp
DaeDoe.bmp
VBDemo.vbp
DDForms.chm
DDForms
Archive
FormEditorItems.rgs
vssver.scc
Constants.scr
DaeDoe.bmp
DDForms.def
DDForms.vcproj
DDForms.vcproj.vspscc
EventSinkPassThrough.rgs
FormEditor.bmp
FormEditor.rgs
FormEditorItemCollection.rgs
FormEditorItemDetails.rgs
FormViewer.bmp
FormViewer.rgs
FormViewerItemCollection.rgs
FormViewerItemDetails.rgs
mssccprj.scc
PropPageExtended.rgs
PropPageFormEditor.rgs
PropPageFormViewer.rgs
PropPageSimpleScriptEditor.rgs
SimpleScriptEditor.bmp
SimpleScriptEditor.rgs
vssver.scc
DDFormsTools
CodeMaxDriver
CodeMaxDriver.rgs
CodeMaxDriver.vcproj
CodeMaxDriver.vcproj.vspscc
CodeMaxDriverps.def
CodeMaxDriverPS.vcproj
CodeMaxDriverPS.vcproj.vspscc
mssccprj.scc
vssver.scc
CodeSenseDriver
CodeSenseDriver.rgs
CodeSenseDriver.vcproj
CodeSenseDriver.vcproj.vspscc
CodeSenseDriverps.def
CodeSenseDriverPS.vcproj
CodeSenseDriverPS.vcproj.vspscc
mssccprj.scc
vssver.scc
DDPropPageAll
DDPropPageAll.def
DDPropPageAll.vcproj
DDPropPageAll.vcproj.vspscc
mssccprj.scc
PropPageAll.rgs
vssver.scc
DDUnlock
DDUnlock.vcproj
DDUnlock.vcproj.vspscc
mssccprj.scc
vssver.scc
DDControlPack
DDButton.bmp
DDCheckBox.bmp
DDComboBox.bmp
DDControlPack.rgs
DDControlPack.vcproj
DDControlPack.vcproj.vspscc
DDHorzScrollBar.bmp
DDLabel.bmp
DDListBox.bmp
DDPicture.bmp
DDRadioButton.bmp
DDTextBox.bmp
DDVertScrollBar.bmp
mssccprj.scc
vssver.scc
Redistributables
Ansi
CodeMaxDriver.dll
CodeSenseDriver.dll
DDControlPack.dll
DDForms.dll
DDPropPageAll.dll
Unicode
CodeMaxDriver.dll
CodeSenseDriver.dll
DDControlPack.dll
DDForms.dll
DDPropPageAll.dll
// DDButton.cpp : Implementation of CDDButton
//
// Author : David Shepherd
//			Copyright (c) 2003, DaeDoe-Software
//
/////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include ".\DDButton.h"

/////////////////////////////////////////////////////////////////////////////
// CDDButton

#pragma warning(push)
#pragma warning(disable: 4355) // 'this' : used in base member initializer list
CDDButton::CDDButton() : m_ctlButton(_T("DDButton"), this, 1)
#pragma warning(pop)
{
	// initialise everything
	m_bWindowOnly=TRUE;
	m_Reserved0=0;
	m_Reserved1=0;
	m_Enabled=VARIANT_TRUE;
	m_BackColor=MAKE_OLE_COLOR(COLOR_BTNFACE);
	m_ForeColor=MAKE_OLE_COLOR(COLOR_BTNTEXT);
	m_TextAlign=ddcpTextAlignCenter;
}

HRESULT CDDButton::FinalConstruct()
{
IMP_BEGIN
	// create the default font
	m_spFontDisp=CreateDefaultFont();
IMP_END
	return RetVal;
}

void CDDButton::FinalRelease()
{
}

const TCHAR* CDDButton::GetObjectFriendlyName()
{
	// return the object friendly name
	return _T("DDButton");
}

HRESULT CDDButton::OnTextAlignChanging(ddcpTextAlign newVal)
{
IMP_BEGIN
	// check the new value is valid
	if(newVal < ddcpTextAlign_First or newVal > ddcpTextAlign_Last)
	{
		throw CHResult(E_INVALIDARG);
	}
IMP_END
	return RetVal;
}

void CDDButton::OnEnabledChanged()
{
TRY
	// update the button
	// this is done indirectly by enabling the parent window
	if(IsWindow())
	{
		(void)EnableWindow(VB2B(m_Enabled));
	}
CATCH_ALL
}

void CDDButton::DrawButton(
	CDCHandle hDC,CRect Rect,BOOL HasFocus,BOOL IsSelected)
{
	USES_CONVERSION;
	// save the device context state
	CAutoDCState AutoDCState(hDC);
	// set the background color
	COLORREF BackColor=RGB(0,0,0);
	if(!SUCCEEDED(OleTranslateColor(m_BackColor,NULL,&BackColor)))
	{
		throw std::exception();
	}
	if(hDC.SetBkColor(BackColor)==CLR_INVALID)
	{
		throw std::exception();
	}
	// set the foreground color
	COLORREF ForeColor=RGB(0,0,0);
	if(!SUCCEEDED(OleTranslateColor(m_ForeColor,NULL,&ForeColor)))
	{
		throw std::exception();
	}
	if(hDC.SetTextColor(ForeColor)==CLR_INVALID)
	{
		throw std::exception();
	}
	// set the font
	CComQIPtr<IFont> spFont(m_spFontDisp);
	if(spFont==NULL)
	{
		throw std::exception();
	}
	CFontHandle hFont;
	if(!SUCCEEDED(spFont->get_hFont(&hFont.m_hFont)))
	{
		throw std::exception();
	}
	if(hDC.SelectFont(hFont)==NULL)
	{
		throw std::exception();
	}
	// fill in the background
	hDC.FillSolidRect(Rect,BackColor);
	// get the draw edge type
	UINT DrawEdgeType=IsSelected ? EDGE_SUNKEN : EDGE_RAISED;
	// draw the edge
	if(hDC.DrawEdge(Rect,DrawEdgeType,BF_RECT)==FALSE)
	{
		throw std::exception();
	}
	// get the focus rectangle
	if(Rect.Width() < 8 or Rect.Height() < 8)
	{
		Rect.SetRectEmpty();		// there is no room for the focus rectangle
	}
	else
	{
		Rect.InflateRect(-4,-4);	// there is room for the focus rectangle
	}
	// adjust the position based on the selected state
	if(IsSelected)
	{
		Rect.OffsetRect(1,1);
	}
	// draw the focus rectangle
	if(HasFocus)
	{
		CBrush Brush=hDC.GetHalftoneBrush();
		if(Brush==NULL)
		{
			throw std::exception();
		}
		if(hDC.FrameRect(Rect,Brush)==FALSE)
		{
			throw std::exception();
		}
	}
	// get the text rectangle
	if(Rect.Width() < 4 or Rect.Height() < 4)
	{
		Rect.SetRectEmpty();		// there is no room for the text
	}
	else
	{
		Rect.InflateRect(-2,-2);	// there is room for the text
	}
	// get the draw text flags
	UINT DrawTextFlags=DT_SINGLELINE|DT_VCENTER|DT_NOPREFIX;
	switch(m_TextAlign)		// text align
	{
	// left
	case ddcpTextAlignLeft:
		DrawTextFlags |= DT_LEFT;
		break;
	// center
	case ddcpTextAlignCenter:
		DrawTextFlags |= DT_CENTER;
		break;
	// right
	case ddcpTextAlignRight:
		DrawTextFlags |= DT_RIGHT;
		break;
	// unknown
	default:
		ATLASSERT(FALSE);
		break;
	}
	// draw the text
	if(hDC.DrawText(W2CT(BSTR2W(m_Text)),-1,Rect,DrawTextFlags)==0)
	{
		throw std::exception();
	}
}

HRESULT CDDButton::FireViewChange()
{
IMP_BEGIN
	// call the base class
	HRESULT hr=CComControlBase::FireViewChange();
	if(!SUCCEEDED(hr))
	{
		throw CHResult(hr);
	}
	// redraw the button
	if(m_ctlButton.IsWindow())
	{
		(void)m_ctlButton.Invalidate(FALSE);
	}
IMP_END
	return RetVal;
}

LRESULT CDDButton::OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
TRY
	// create the button
	if(m_ctlButton.Create(*this,
		CRect(0,0,0,0),_T(""),WS_CHILD|WS_VISIBLE|BS_OWNERDRAW)==NULL)
	{
		throw std::exception();
	}
	// update the button
	if(!SUCCEEDED(put_Enabled(m_Enabled)))
	{
		throw std::exception();
	}
CATCH_ALL
	return Caught ? -1 : 0;
}

LRESULT CDDButton::OnSetFocus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	// generated by the ATL control wizard
	LRESULT lRes = CComControl<CDDButton>::OnSetFocus(uMsg, wParam, lParam, bHandled);
	if (m_bInPlaceActive)
	{
		if(!IsChild(::GetFocus()))
			m_ctlButton.SetFocus();
	}
	return lRes;
}

LRESULT CDDButton::OnDrawItem(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
TRY
	// get the draw item struct
	DRAWITEMSTRUCT *pDrawItemStruct=(DRAWITEMSTRUCT *)lParam;
	// wrap the device context
	CDCHandle hDC=pDrawItemStruct->hDC;
	// get the item rectangle
	CRect Rect=pDrawItemStruct->rcItem;
	// determine if the item has the focus
	BOOL HasFocus=(pDrawItemStruct->itemState & ODS_FOCUS) ? TRUE : FALSE;
	// determine if the item is selected
	BOOL IsSelected=(pDrawItemStruct->itemState & ODS_SELECTED) ? TRUE : FALSE;
	// create GDI object wrappers
	// this must be done before the memory device context state is saved
	CBitmap Bitmap;
	// create the memory device context
	CDC dcMem;
	if(dcMem.CreateCompatibleDC(hDC)==NULL)
	{
		throw std::exception();
	}
	// save the memory device context state
	CAutoDCState AutoDCState(dcMem);
	// create the bitmap and select it into the memory device context
	if(Bitmap.CreateCompatibleBitmap(hDC,Rect.Width(),Rect.Height())==NULL)
	{
		throw std::exception();
	}
	if(dcMem.SelectBitmap(Bitmap)==NULL)
	{
		throw std::exception();
	}
	// map coordinates to the item
	if(dcMem.SetWindowOrg(Rect.left,Rect.top)==FALSE)
	{
		throw std::exception();
	}
	// draw the button
	DrawButton(CDCHandle(dcMem),Rect,HasFocus,IsSelected);
	// update the screen
	if(hDC.BitBlt(
		Rect.left,Rect.top,Rect.Width(),Rect.Height(),
			dcMem,Rect.left,Rect.top,SRCCOPY)==FALSE)
	{
		throw std::exception();
	}
CATCH_ALL
	return TRUE;
}

LRESULT CDDButton::OnBNClicked(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
TRY
	// fire the click event
	__raise Click();
CATCH_ALL
	return 0;
}

LRESULT CDDButton::OnButtonEraseBkgnd(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	// to prevent flicker do not erase the background
	return TRUE;
}

STDMETHODIMP CDDButton::SetClientSite(IOleClientSite *pClientSite)
{
IMP_BEGIN
	// call the base class
	HRESULT hr=IOleObjectImpl<CDDButton>::SetClientSite(pClientSite);
	if(!SUCCEEDED(hr))
	{
		throw CHResult(hr);
	}
	// set the background color based on the container ambient properties
	OLE_COLOR BackColor=RGB(0,0,0);
	if(SUCCEEDED(GetAmbientBackColor(BackColor)))
	{
		(void)put_BackColor(BackColor);
	}
	// set the foreground color based on the container ambient properties
	OLE_COLOR ForeColor=RGB(0,0,0);
	if(SUCCEEDED(GetAmbientForeColor(ForeColor)))
	{
		(void)put_ForeColor(ForeColor);
	}
IMP_END
	return RetVal;
}

STDMETHODIMP CDDButton::SetObjectRects(LPCRECT prcPos,LPCRECT prcClip)
{
	// generated by the ATL control wizard
	IOleInPlaceObjectWindowlessImpl<CDDButton>::SetObjectRects(prcPos, prcClip);
	int cx, cy;
	cx = prcPos->right - prcPos->left;
	cy = prcPos->bottom - prcPos->top;
	::SetWindowPos(m_ctlButton.m_hWnd, NULL, 0,
		0, cx, cy, SWP_NOZORDER | SWP_NOACTIVATE);
	return S_OK;
}

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

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About the Author

DaveShep
Web Developer
United Kingdom United Kingdom
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