win32menuitem.cpp

来自「这是VCF框架的代码」· C++ 代码 · 共 1,152 行 · 第 1/3 页

						// width of a menu checkmark, so I must subtract to defeat Windows. Argh.
						//
						cx += GetSystemMetrics(SM_CXMENUCHECK)-1;
						measureItemInfo.itemWidth = cx;		// done deal

						::DeleteObject( menuHFont );
						::DeleteDC( dc );
					}
				}
			}
		}
	}
}

void Win32MenuItem::drawDefaultMenuItem( const UINT& idCtl, DRAWITEMSTRUCT& drawItemStruct )
{
	if ( drawItemStruct.CtlType != ODT_MENU ) {
		return; // not handled by me
	}

	if ( NULL == drawItemStruct.hDC ) {
		return; //throw exception ??
	}

	int index = menuItem_->getIndex();
	MENUITEMINFO info = {0};
	info.cbSize = sizeof(MENUITEMINFO);
	info.fMask = MIIM_TYPE | MIIM_CHECKMARKS;
	MenuItem* parent = getParent();
	if ( NULL != parent ){
		MenuItemPeer* parentPeer = parent->getPeer();
		HMENU menuHandle = (HMENU)parentPeer->getMenuID();
		if ( NULL != menuHandle ){
			if ( GetMenuItemInfo( menuHandle, itemId_, FALSE, &info ) ){

				if ( (info.fType & MFT_SEPARATOR) != 0 ) {
					// draw separator
					RECT tmp = drawItemStruct.rcItem;

					tmp.top += (tmp.bottom - tmp.top) >>1; 	// vertical center

					DrawEdge( drawItemStruct.hDC, &tmp, EDGE_ETCHED, BF_TOP);		// draw separator line
				}
				else {
					// not a separator
					bool menuDisabled = (drawItemStruct.itemState & ODS_GRAYED) != 0;
					bool menuSelected = (drawItemStruct.itemState & ODS_SELECTED) != 0;
					bool menuChecked  = (drawItemStruct.itemState & ODS_CHECKED) != 0;
					bool menuHasButn = false;



					RECT tmpBtnRect = {drawItemStruct.rcItem.left + 2, drawItemStruct.rcItem.top,
										drawItemStruct.rcItem.left + 2 + (drawItemStruct.rcItem.right - drawItemStruct.rcItem.left),
										drawItemStruct.rcItem.top + (drawItemStruct.rcItem.bottom - drawItemStruct.rcItem.top) };

					// no button: look for custom checked/unchecked bitmaps
					if ( (true == menuChecked) || (NULL != info.hbmpUnchecked) ) {
						menuHasButn =
							draw3DCheckmark( drawItemStruct.hDC, tmpBtnRect,
												menuSelected,
												menuChecked ? info.hbmpChecked : info.hbmpUnchecked );
					}

					// Done with button, now paint text. First do background if needed.
					int cxButn = tmpBtnRect.bottom - tmpBtnRect.top;				// width of button

					COLORREF colorBG = ::GetSysColor( menuSelected ? COLOR_HIGHLIGHT : COLOR_MENU );

					if ( (true == menuSelected) || (drawItemStruct.itemAction==ODA_SELECT) ) {
						// selected or selection state changed: paint text background
						RECT rcBG = drawItemStruct.rcItem;	// whole rectangle

						if ( true == menuHasButn) {	// if there's a button:
							rcBG.left += cxButn + CXGAP;			//  don't paint over it!
						}
						fillMenuItemRect( drawItemStruct.hDC, rcBG, colorBG );
					}

					// compute text rectangle and colors
					RECT rcText = drawItemStruct.rcItem;				 // start w/whole item
					rcText.left += cxButn + CXGAP + CXTEXTMARGIN; // left margin
					rcText.right -= cxButn;				 // right margin
					::SetBkMode( drawItemStruct.hDC, TRANSPARENT );			 // paint transparent text

					COLORREF colorText =
						GetSysColor( menuDisabled ?  COLOR_GRAYTEXT :
										(menuSelected ? COLOR_HIGHLIGHTTEXT : COLOR_MENUTEXT));

					// Now paint menu item text.	No need to select font,
					// because windows sets it up before sending WM_DRAWITEM
					//
					if ( (true == menuDisabled) && ((false == menuSelected) || (colorText == colorBG)) ) {
						// disabled: draw hilite text shifted southeast 1 pixel for embossed
						// look. Don't do it if item is selected, tho--unless text color same
						// as menu highlight color. Got it?
						//
						rcText.left += 1;
						rcText.top += 1;

						drawMenuItemText( drawItemStruct.hDC, rcText, GetSysColor(COLOR_3DHILIGHT) );
						rcText.left -= 1;
						rcText.top -= 1;
					}

					drawMenuItemText( drawItemStruct.hDC, rcText, colorText ); // finally!
				}
			}
		}
	}
}

bool Win32MenuItem::draw3DCheckmark( HDC dc, const RECT& rc, const bool& bSelected, HBITMAP hbmCheck )
{
	bool result = false;

	return result;
}


// Shorthand to fill a rectangle with a solid color.
void Win32MenuItem::fillMenuItemRect( HDC dc, const RECT& rc, COLORREF color )
{
	HBRUSH brush = ::CreateSolidBrush( color );

	HBRUSH oldBrush = (HBRUSH)::SelectObject( dc, brush );

	PatBlt( dc, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, PATCOPY);

	::SelectObject( dc, oldBrush );
	DeleteObject( brush );
}

void Win32MenuItem::drawMenuItemText( HDC dc, RECT rc, COLORREF color )
{
	String left = menuItem_->getCaption();
	if ( menuItem_->getUseLocaleStrings() ) {
		left = System::getCurrentThreadLocale()->translate( left );
	}

	left = generateCaption( menuItem_, left );

	String right;

	int tabPos = left.find('\t');
	if ( tabPos != String::npos ) {
		if ( tabPos >= 0 ) {
			right = left.substr( tabPos + 1, left.size() - tabPos );

			left  = left.substr( 0, tabPos );
		}
	}

	::SetTextColor( dc, color );

	if ( System::isUnicodeEnabled() ) {
		DrawTextW( dc, left.c_str(), left.size(), &rc, DT_SINGLELINE | DT_LEFT | DT_VCENTER );
	}
	else {
		AnsiString tmp = left;
		DrawTextA( dc, tmp.c_str(), tmp.size(), &rc, DT_SINGLELINE | DT_LEFT | DT_VCENTER );
	}

	if (tabPos > 0) {
		if ( System::isUnicodeEnabled() ) {
			DrawTextW( dc, right.c_str(), right.size(), &rc, DT_SINGLELINE | DT_LEFT | DT_VCENTER | DT_RIGHT);
		}
		else {
			AnsiString tmp = right;
			DrawTextA( dc, tmp.c_str(), tmp.size(), &rc, DT_SINGLELINE | DT_LEFT | DT_VCENTER | DT_RIGHT);
		}

	}
}


/**
*CVS Log info
*$Log$
*Revision 1.5  2006/04/07 02:35:26  ddiego
*initial checkin of merge from 0.6.9 dev branch.
*
*Revision 1.4.2.3  2005/11/04 17:56:17  ddiego
*fixed bugs in some win32 code to better handle unicode - ansi functionality.
*
*Revision 1.4.2.2  2005/08/16 19:04:37  ddiego
*fixed little vc71 compile bug with maxval usage.
*
*Revision 1.4.2.1  2005/08/11 02:11:37  ddiego
*fixed __max problem by replacing with maxVal.
*
*Revision 1.4  2005/07/09 23:14:58  ddiego
*merging in changes from devmain-0-6-7 branch.
*
*Revision 1.3  2005/01/02 03:04:21  ddiego
*merged over some of the changes from the dev branch because they're important resoource loading bug fixes. Also fixes a few other bugs as well.
*
*Revision 1.2.4.8  2005/06/06 02:34:06  ddiego
*menu changes to better support win32 and osx.
*
*Revision 1.2.4.7  2005/04/13 00:57:02  iamfraggle
*Enable Unicode in CodeWarrior
*
*Revision 1.2.4.6  2005/04/09 17:20:36  marcelloptr
*bugfix [ 1179853 ] memory fixes around memset. Documentation. DocumentManager::saveAs and DocumentManager::reload
*
*Revision 1.2.4.5  2005/03/15 01:51:50  ddiego
*added support for Format class to take the place of the
*previously used var arg funtions in string utils and system. Also replaced
*existing code in the framework that made use of the old style var arg
*functions.
*
*Revision 1.2.4.4  2005/03/14 04:43:53  ddiego
*adds a fix plus better handling of accelerator keys, ands auto menu title for the accelerator key data.
*
*Revision 1.2.4.3  2005/03/14 04:17:24  ddiego
*adds a fix plus better handling of accelerator keys, ands auto menu title for the accelerator key data.
*
*Revision 1.2.4.2  2005/02/10 19:56:15  ddiego
*fixed bug 1119206 in isChecked() impl for Win32.
*
*Revision 1.2.4.1  2004/12/19 04:05:00  ddiego
*made modifications to methods that return a handle type. Introduced
*a new typedef for handles, that is a pointer, as opposed to a 32bit int,
*which was causing a problem for 64bit compiles.
*
*Revision 1.2  2004/08/07 02:49:11  ddiego
*merged in the devmain-0-6-5 branch to stable
*
*Revision 1.1.2.3  2004/07/09 18:48:05  ddiego
*added locale translation support for most classes
*
*Revision 1.1.2.2  2004/04/29 03:43:16  marcelloptr
*reformatting of source files: macros and csvlog and copyright sections
*
*Revision 1.1.2.1  2004/04/28 00:28:20  ddiego
*migration towards new directory structure
*
*Revision 1.25.2.1  2004/04/21 02:17:26  ddiego
*checking in change to FoundationKit, GraphicsKit and Application
*Kit to support unicode in Win32
*
*Revision 1.25  2004/04/03 15:48:47  ddiego
*Merged over code from the 0-6-3 branch.
*
*Revision 1.22.2.2  2004/03/21 00:39:24  ddiego
*merged vc7.1 changes into dev branch
*
*Revision 1.22.2.1  2004/01/15 16:14:19  ddiego
*some minor change to the WIn32MenuItem class to support inserting menus better
*
*Revision 1.22  2003/12/18 05:16:01  ddiego
*merge from devmain-0-6-2 branch into the stable branch
*
*Revision 1.21.2.5  2003/10/09 22:05:20  ddiego
*menu item fix
*
*Revision 1.21.2.4  2003/10/08 04:53:54  ddiego
*minor futzing around with menu updates
*
*Revision 1.21.2.3  2003/09/18 17:56:44  ddiego
*added a fix to menu items (in hte assignment of their Win32 menuid)
*and to foward update events correctly (this was occasionally not working
*right for menus that had been dynamically inserted later on, after
*the main menu had already been constructed)
*
*Revision 1.21.2.2  2003/09/05 04:31:24  ddiego
*some minor fixes to menus
*
*Revision 1.21.2.1  2003/08/25 21:34:59  ddiego
*miscellaneous
*
*Revision 1.21  2003/08/09 02:56:46  ddiego
*merge over from the devmain-0-6-1 branch
*Changes
*Features:
*-Added additional implementation to better support the MVC architecture in
*the VCF
*
*-Added a Document/View architecure that is similar to MFC's or NextSteps's
*Doc/View architectures
*
*-Integrated the Anti Grain Graphics library into the GraphicsKit. There is
*now basic support for it in terms of drawing vector shapes
*(fills and strokes). Image support will come in the next release
*
*-Added several documented graphics tutorials
*
*Bugfixes:
*
*[ 775744 ] wrong buttons on a dialog
*[ 585239 ] Painting weirdness in a modal dialog ?
*[ 585238 ] Modal dialog which makes a modal Dialog
*[ 509004 ] Opening a modal Dialog causes flicker
*[ 524878 ] onDropped not called for MLTcontrol
*
*Plus an issue with some focus and getting the right popup window to activate
*has also been fixed
*
*Revision 1.20.2.1  2003/07/05 04:04:45  ddiego
*added more AGG support
*  added a common AGG header to use when accessing the AGG API directly
*  see the graphics/AggCommon.h header for this
*  Made some minor changes to Path to work a bit simpler
*  Implemented Polygon completely,
*  Implemented BasicFill and BasicStroke - using AGG
*
*Revision 1.20  2003/05/17 20:37:37  ddiego
*this is the checkin for the 0.6.1 release - represents the merge over from
*the devmain-0-6-0 branch plus a few minor bug fixes
*
*Revision 1.19.2.1  2003/03/12 03:12:39  ddiego
*switched all member variable that used the "m_"<name> prefix to
* <name>"_" suffix nameing standard.
*Also changed all vcf builder files to accomadate this.
*Changes were made to the Stream classes to NOT multiple inheritance and to
*be a little more correct. Changes include breaking the FileStream into two
*distinct classes, one for input and one for output.
*
*Revision 1.19  2003/02/26 04:30:51  ddiego
*merge of code in the devmain-0-5-9 branch into the current tree.
*most additions are in the area of the current linux port, but the major
*addition to this release is the addition of a Condition class (currently
*still under development) and the change over to using the Delegate class
*exclusively from the older event handler macros.
*
*Revision 1.18.2.3  2003/01/08 00:19:53  marcelloptr
*mispellings and newlines at the end of all source files
*
*Revision 1.18.2.2  2002/12/28 01:56:22  marcelloptr
*Improved macros for automatic import/export of libraries. - Warning fixes. - Other Minor Changes.
*
*Revision 1.18.2.1  2002/12/27 23:04:55  marcelloptr
*Improved macros for automatic import/export of libraries. - Warning fixes. - Other Minor Changes.
*
*Revision 1.18  2002/11/18 00:46:09  ddiego
*this is the merge over of all the bug fixes and features (mostly
*VCF Builder stuff) from the devmain-0-5-8 branch
*
*Revision 1.17.10.3  2002/11/04 04:50:18  ddiego
*bug fixes are:
*void Win32MenuItem::clearChildren(), was passing in an incorrect index into DeleteMenu()
*fixed an issue when deleting a project from a workspace. This was crashing due to open
*documents with bad pointers. Closing a project now closes all open documents that are
*associated with the project
*Verified that the new file and new class and new form, and new project and checking the validity of
*entered data.
*Fixed a bug in Win32Dialog where the Frame::allowClose() virtual method was not being
*called.
*Fixed a bug in the Delegate class which would allow multiple additions of the same event handler.
*
*Revision 1.17.10.2  2002/09/30 21:08:18  ddiego
*piddling stuff
*
*Revision 1.17.10.1  2002/09/27 23:38:36  ddiego
*added support for geting various layout information
*added support for drawing various graphics UI primitives like scroll buttons
*tabs, tab pages, etc, partially to have this support in place for use
*in MacOSX.
*Also added scrolling buttons to TabbedPages, this fixes task 56652 in the
*ApplicationKit list
*
*Revision 1.17  2002/05/09 03:10:45  ddiego
*merged over code from development branch devmain-0-5-1a into the main CVS trunk
*
*Revision 1.16.4.2  2002/04/27 15:52:31  ddiego
*Changed a bunch of files include and made it a bit faster and added better include
*guards in the common headers
*
*Revision 1.16.4.1  2002/04/08 20:55:30  zzack
*changed include style
*
*Revision 1.16  2002/01/29 04:41:43  ddiego
*fixed leak in Win32Button, plus cleaned up some other GetDC stuff and
*fixed the Tab problem in Win98.
*
*Revision 1.15  2002/01/24 01:46:49  ddiego
*added a cvs "log" comment to the top of all files in vcf/src and vcf/include
*to facilitate change tracking
*
*/