// Created: 13.11.97
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation
#endif
#include "wx/settings.h"
#include "wx/ownerdrw.h"
#include "wx/menuitem.h"
+#include "wx/fontutil.h"
+#include "wx/module.h"
#if wxUSE_OWNER_DRAWN
+class wxMSWSystemMenuFontModule : public wxModule
+{
+public:
+
+ virtual bool OnInit()
+ {
+ ms_systemMenuFont = new wxFont;
+
+#if defined(__WXMSW__) && defined(__WIN32__) && defined(SM_CXMENUCHECK)
+ NONCLIENTMETRICS nm;
+ nm.cbSize = sizeof(NONCLIENTMETRICS);
+ SystemParametersInfo(SPI_GETNONCLIENTMETRICS,0,&nm,0);
+
+ ms_systemMenuButtonWidth = nm.iMenuHeight;
+ ms_systemMenuHeight = nm.iMenuHeight;
+
+ // create menu font
+ wxNativeFontInfo info;
+ memcpy(&info.lf, &nm.lfMenuFont, sizeof(LOGFONT));
+ ms_systemMenuFont->Create(info);
+#endif
+
+ return true;
+ }
+
+ virtual void OnExit()
+ {
+ delete ms_systemMenuFont;
+ ms_systemMenuFont = NULL;
+ }
+
+ static wxFont* ms_systemMenuFont;
+ static int ms_systemMenuButtonWidth; // windows clean install default
+ static int ms_systemMenuHeight; // windows clean install default
+private:
+ DECLARE_DYNAMIC_CLASS(wxMSWSystemMenuFontModule)
+};
+
+// these static variables are by the wxMSWSystemMenuFontModule object
+// and reflect the system settings returned by the Win32 API's
+// SystemParametersInfo() call.
+
+wxFont* wxMSWSystemMenuFontModule::ms_systemMenuFont = NULL;
+int wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth = 18; // windows clean install default
+int wxMSWSystemMenuFontModule::ms_systemMenuHeight = 18; // windows clean install default
+
+IMPLEMENT_DYNAMIC_CLASS(wxMSWSystemMenuFontModule, wxModule)
// ============================================================================
// implementation of wxOwnerDrawn class
// ctor
// ----
wxOwnerDrawn::wxOwnerDrawn(const wxString& str,
- bool bCheckable, bool WXUNUSED(bMenuItem))
+ bool bCheckable, bool bMenuItem)
: m_strName(str)
{
- m_bCheckable = bCheckable;
- m_bOwnerDrawn = FALSE;
- m_nHeight = 0;
- m_nMarginWidth = ms_nLastMarginWidth;
- if (wxNORMAL_FONT)
- m_font = * wxNORMAL_FONT;
+ // get the default menu height and font from the system
+ NONCLIENTMETRICS nm;
+ nm.cbSize = sizeof (NONCLIENTMETRICS);
+ SystemParametersInfo (SPI_GETNONCLIENTMETRICS,0,&nm,0);
+ m_nMinHeight = nm.iMenuHeight;
+
+ // nm.iMenuWidth is the system default for the width of
+ // menu icons and checkmarks
+ if (ms_nDefaultMarginWidth == 0)
+ {
+ ms_nDefaultMarginWidth = wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth;
+ ms_nLastMarginWidth = wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth;
+ }
+
+ if (wxMSWSystemMenuFontModule::ms_systemMenuFont->Ok() && bMenuItem)
+ {
+ m_font = *wxMSWSystemMenuFontModule::ms_systemMenuFont;
+ }
+ else
+ {
+ m_font = *wxNORMAL_FONT;
+ }
+
+ m_bCheckable = bCheckable;
+ m_bOwnerDrawn = FALSE;
+ m_nHeight = 0;
+ m_nMarginWidth = ms_nLastMarginWidth;
+ m_nMinHeight = wxMSWSystemMenuFontModule::ms_systemMenuHeight;
+
+ m_bmpDisabled = wxNullBitmap;
}
-#if defined(__WXMSW__) && defined(__WIN32__) && defined(SM_CXMENUCHECK)
- size_t wxOwnerDrawn::ms_nDefaultMarginWidth = GetSystemMetrics(SM_CXMENUCHECK);
-#else // # what is the reasonable default?
- size_t wxOwnerDrawn::ms_nDefaultMarginWidth = 15;
-#endif
-size_t wxOwnerDrawn::ms_nLastMarginWidth = ms_nDefaultMarginWidth;
+// these items will be set during the first invocation of the c'tor,
+// because the values will be determined by checking the system settings,
+// which is a chunk of code
+size_t wxOwnerDrawn::ms_nDefaultMarginWidth = 0;
+size_t wxOwnerDrawn::ms_nLastMarginWidth = 0;
+
// drawing
// -------
// get size of the item
+// The item size includes the menu string, the accel string,
+// the bitmap and size for a submenu expansion arrow...
bool wxOwnerDrawn::OnMeasureItem(size_t *pwidth, size_t *pheight)
{
wxMemoryDC dc;
wxString str = wxStripMenuCodes(m_strName);
- // # without this menu items look too tightly packed (at least under Windows)
- str += wxT('W'); // 'W' is typically the widest letter
+ // if we have a valid accel string, then pad out
+ // the menu string so the menu and accel string are not
+ // placed ontop of eachother.
+ if ( !m_strAccel.empty() )
+ {
+ str.Pad(str.Length()%8);
+ str += m_strAccel;
+ }
if (m_font.Ok())
dc.SetFont(GetFont());
dc.GetTextExtent(str, (long *)pwidth, (long *)pheight);
- // JACS: items still look too tightly packed, so adding 2 pixels.
- (*pheight) = (*pheight) + 2;
+ // add space at the end of the menu for the submenu expansion arrow
+ // this will also allow offsetting the accel string from the right edge
+ *pwidth += (size_t) (GetDefaultMarginWidth() * 1.5) + 16;
+
+ // JACS: items still look too tightly packed, so adding 5 pixels.
+ (*pheight) = (*pheight) + 5;
// Ray Gilbert's changes - Corrects the problem of a BMP
// being placed next to text in a menu item, and the BMP does
// Does BMP encroach on default check menu position?
size_t adjustedWidth = m_bmpChecked.GetWidth() +
(wxSystemSettings::GetMetric(wxSYS_EDGE_X) * 2);
- if (ms_nDefaultMarginWidth < adjustedWidth)
- *pwidth += adjustedWidth - ms_nDefaultMarginWidth;
// Do we need to widen margin to fit BMP?
- if ((size_t)GetMarginWidth() < adjustedWidth)
+ if ((size_t)GetMarginWidth() != adjustedWidth)
SetMarginWidth(adjustedWidth);
}
+ // add the size of the bitmap to our total size - even if we don't have
+ // a bitmap we leave room for one...
+ *pwidth += GetMarginWidth();
+
+ // make sure that this item is at least as
+ // tall as the user's system settings specify
+ if (*pheight < m_nMinHeight)
+ *pheight = m_nMinHeight;
+
m_nHeight = *pheight; // remember height for use in OnDrawItem
return TRUE;
// Win32 GDI functions and not wxWindows ones. Might help to whoever decides to
// port this code to X. (VZ)
-// JACS: TODO. Why does a disabled but highlighted item still
-// get drawn embossed? How can we tell DrawState that we don't want the
-// embossing?
-
-#if defined(__WIN32__) && !defined(__SC__) && !defined(__TWIN32__)
+#if defined(__WIN32__) && !defined(__SYMANTEC__)
#define O_DRAW_NATIVE_API // comments below explain why I use it
#endif
#define ToRGB(col) PALETTERGB(col.Red(), col.Green(), col.Blue())
#define UnRGB(col) GetRValue(col), GetGValue(col), GetBValue(col)
+
+ // this flag determines whether or not an edge will
+ // be drawn around the bitmap. In most "windows classic"
+ // applications, a 1-pixel highlight edge is drawn around
+ // the bitmap of an item when it is selected. However,
+ // with the new "luna" theme, no edge is drawn around
+ // the bitmap because the background is white (this applies
+ // only to "non-XP style" menus w/ bitmaps --
+ // see IE 6 menus for an example)
+
+ bool draw_bitmap_edge = true;
+
// set the colors
// --------------
DWORD colBack, colText;
if ( st & wxODSelected ) {
colBack = GetSysColor(COLOR_HIGHLIGHT);
- colText = GetSysColor(COLOR_HIGHLIGHTTEXT);
+ if (!(st & wxODDisabled))
+ {
+ colText = GetSysColor(COLOR_HIGHLIGHTTEXT);
+ }
+ else
+ {
+ colText = GetSysColor(COLOR_GRAYTEXT);
+ }
}
else {
// fall back to default colors if none explicitly specified
colText = m_colText.Ok() ? ToRGB(m_colText) : GetSysColor(COLOR_WINDOWTEXT);
}
+
+ // if background is white, don't draw an edge around the bitmap
+ DWORD menu_bg_color = GetSysColor(COLOR_MENU);
+ if (GetRValue(menu_bg_color) >= 0xf0 &&
+ GetGValue(menu_bg_color) >= 0xf0 &&
+ GetBValue(menu_bg_color) >= 0xf0)
+ {
+ draw_bitmap_edge = false;
+ }
+
+
#ifdef O_DRAW_NATIVE_API
#define hdc (HDC)dc.GetHDC()
COLORREF colOldText = ::SetTextColor(hdc, colText),
// select the font and draw the text
// ---------------------------------
+
// determine where to draw and leave space for a check-mark.
- int x = rc.x + GetMarginWidth();
+ // Add 3 pixel padding so text appears well within highlight rectangle
+ int x = rc.x + GetMarginWidth() + 3;
+
// using native API because it reckognizes '&'
#ifdef O_DRAW_NATIVE_API
HBRUSH hbr = CreateSolidBrush(colBack),
hPrevBrush = (HBRUSH)SelectObject(hdc, hbr);
- RECT rectAll = { rc.GetLeft(), rc.GetTop(), rc.GetRight(), rc.GetBottom() };
- FillRect(hdc, &rectAll, hbr);
+ RECT rectFill = { rc.GetLeft(), rc.GetTop(), rc.GetRight()+1, rc.GetBottom() };
- DeleteObject(hbr);
+ if ( st & wxODSelected && m_bmpChecked.Ok() && draw_bitmap_edge) {
+ // only draw the highlight under the text, not under
+ // the bitmap or checkmark; leave a 1-pixel gap.
+ rectFill.left = GetMarginWidth() + 1;
+ }
+
+ FillRect(hdc, &rectFill, hbr);
// use default font if no font set
HFONT hfont;
}
HFONT hPrevFont = (HFONT) ::SelectObject(hdc, hfont);
-
- DrawState(hdc, NULL, NULL,
- (LPARAM)m_strName.c_str(), m_strName.length(),
- x, rc.y, rc.GetWidth(), rc.GetHeight(),
- DST_PREFIXTEXT | (st & wxODDisabled ? DSS_DISABLED : 0));
+ wxString strMenuText = m_strName.BeforeFirst('\t');
+
+ SIZE sizeRect;
+ GetTextExtentPoint32(hdc,strMenuText.c_str(), strMenuText.Length(),&sizeRect);
+ ::DrawState(hdc, NULL, NULL,
+ (LPARAM)strMenuText.c_str(), strMenuText.length(),
+ x, rc.y+( (int) ((rc.GetHeight()-sizeRect.cy)/2.0) )-1, // centre text vertically
+ rc.GetWidth()-GetMarginWidth(), sizeRect.cy,
+ DST_PREFIXTEXT |
+ (((st & wxODDisabled) && !(st & wxODSelected)) ? DSS_DISABLED : 0));
+
+ /* Right alignment does not work with DSS_DISABLED (Windows98) - why?
if ( !m_strAccel.empty() )
{
- RECT r;
- r.top = rc.GetTop();
- r.left = rc.GetLeft();
- r.right = rc.GetRight() - GetMarginWidth();
- r.bottom = rc.GetBottom();
-
- DrawText(hdc, m_strAccel, m_strAccel.length(), &r,
- DT_SINGLELINE | DT_RIGHT | DT_VCENTER);
+ // right align accel string with right edge of menu ( offset by the margin width )
+ ::SetTextAlign(hdc, TA_RIGHT);
+ ::DrawState(hdc, NULL, NULL,
+ (LPARAM)m_strAccel.c_str(), m_strAccel.length(),
+ rc.GetWidth()-(GetMarginWidth()), rc.y+(int) ((rc.GetHeight()-sizeRect.cy)/2.0),
+ rc.GetWidth()-GetMarginWidth(), sizeRect.cy,
+ DST_TEXT |
+ (((st & wxODDisabled) && !(st & wxODSelected)) ? DSS_DISABLED : 0));
+ ::SetTextAlign(hdc, TA_LEFT);
+ }
+ */
+
+ // ::SetTextAlign(hdc, TA_RIGHT) doesn't work with DSS_DISABLED or DSS_MONO as last parameter
+ // in DrawState() (at least with Windows98). So we have to take care of right alignment ourselves.
+ if ( !m_strAccel.empty() )
+ {
+ int accel_width, accel_height;
+ dc.GetTextExtent(m_strAccel, &accel_width, &accel_height);
+ // right align accel string with right edge of menu ( offset by the margin width )
+ ::DrawState(hdc, NULL, NULL,
+ (LPARAM)m_strAccel.c_str(), m_strAccel.length(),
+ rc.GetWidth()-GetMarginWidth()-accel_width, rc.y+(int) ((rc.GetHeight()-sizeRect.cy)/2.0),
+ rc.GetWidth()-GetMarginWidth()-accel_width, sizeRect.cy,
+ DST_TEXT |
+ (((st & wxODDisabled) && !(st & wxODSelected)) ? DSS_DISABLED : 0));
}
(void)SelectObject(hdc, hPrevBrush);
(void)SelectObject(hdc, hPrevFont);
(void)SetBkMode(hdc, nPrevMode);
+
+ DeleteObject(hbr);
#else
dc.SetFont(GetFont());
- dc.DrawText(m_strName, x, rc.y);
+ dc.DrawText(wxStripMenuCodes(m_strName), x, rc.y);
#endif //O_DRAW_NATIVE_API
// draw the bitmap
RECT rect = { 0, 0, GetMarginWidth(), m_nHeight };
if ( m_nHeight > 0 )
{
-#ifndef __SC__
- DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);
-#endif
+ ::DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);
}
// finally copy it to screen DC and clean up
}
}
else {
+ wxBitmap bmp( // for disabled items we use m_bmpDisabled if it exists
+ ( GetDisabledBitmap() != wxNullBitmap && ( st & wxODDisabled ) ) ? GetDisabledBitmap() :
// for uncheckable item we use only the 'checked' bitmap
- wxBitmap bmp(GetBitmap(IsCheckable() ? ((st & wxODChecked) != 0) : TRUE));
+ GetBitmap(IsCheckable() ? ((st & wxODChecked) != 0) : TRUE)
+ );
if ( bmp.Ok() ) {
wxMemoryDC dcMem(&dc);
dcMem.SelectObject(bmp);
// there should be enough place!
wxASSERT((nBmpWidth <= rc.GetWidth()) && (nBmpHeight <= rc.GetHeight()));
- int heightDiff = (m_nHeight - nBmpHeight);
-// if (heightDiff = -1)
-// heightDiff = -2;
-
- //MT: blit with mask enabled.
+ int heightDiff = m_nHeight - nBmpHeight;
dc.Blit(rc.x + (GetMarginWidth() - nBmpWidth) / 2,
rc.y + heightDiff / 2,
nBmpWidth, nBmpHeight,
- &dcMem, 0, 0, wxCOPY, TRUE);
+ &dcMem, 0, 0, wxCOPY, TRUE /* use mask */);
- if ( st & wxODSelected ) {
+ if ( st & wxODSelected && draw_bitmap_edge ) {
#ifdef O_DRAW_NATIVE_API
RECT rectBmp = { rc.GetLeft(), rc.GetTop(),
rc.GetLeft() + GetMarginWidth(),
- rc.GetTop() + m_nHeight };
+ rc.GetTop() + m_nHeight-1 };
SetBkColor(hdc, colBack);
- DrawEdge(hdc, &rectBmp, EDGE_RAISED, BF_SOFT | BF_RECT);
+ DrawEdge(hdc, &rectBmp, BDR_RAISEDOUTER, BF_SOFT | BF_RECT);
#else
- // ## to write portable DrawEdge
+ int x1, y1, x2, y2;
+ x1 = rc.x;
+ y1 = rc.y;
+ x2 = x1 + GetMarginWidth() - 1;
+ y2 = y1 + m_nHeight - 1;
+
+ dc.SetPen(*wxWHITE_PEN);
+ dc.DrawLine(x1, y1, x2, y1);
+ dc.DrawLine(x1, y1, x1, y2);
+ dc.SetPen(*wxGREY_PEN);
+ dc.DrawLine(x1, y2-1, x2, y2-1);
+ dc.DrawLine(x2, y1, x2, y2);
#endif //O_DRAW_NATIVE_API
}
}