correction to last commit: don't test unsetenv() return value, it's void under Darwin

[wxWidgets.git] / src / msw / statbox.cpp

diff --git a/src/msw/statbox.cpp b/src/msw/statbox.cpp
index bb524d5b45011c5a6f884c6efa2f8715511085b4..0d4df55d134be0bcf1fac94128fdca2891fc4bfe 100644 (file)
--- a/src/msw/statbox.cpp
+++ b/src/msw/statbox.cpp
@@ -42,6 +42,13 @@
 #include "wx/msw/private.h"
 #include "wx/msw/missing.h"
 
+// the values coincide with those in tmschema.h
+#define BP_GROUPBOX 4
+
+#define GBS_NORMAL 1
+
+#define TMT_FONT 210
+
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
@@ -120,6 +127,9 @@ bool wxStaticBox::Create(wxWindow *parent,
     if ( !MSWCreateControl(wxT("BUTTON"), label, pos, size) )
         return false;
 
+    // Always use LTR layout. Otherwise, the label would be mirrored.
+    SetLayoutDirection(wxLayout_LeftToRight);
+
 #ifndef __WXWINCE__
     if (!wxSystemOptions::IsFalse(wxT("msw.staticbox.optimized-paint")))
         Connect(wxEVT_PAINT, wxPaintEventHandler(wxStaticBox::OnPaint));
@@ -151,7 +161,15 @@ WXDWORD wxStaticBox::MSWGetStyle(long style, WXDWORD *exstyle) const
             *exstyle = 0;
     }
 
-    return styleWin | BS_GROUPBOX;
+    styleWin |= BS_GROUPBOX;
+
+    if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+    {
+        // Make sure label is on the right
+        styleWin |= BS_RIGHT;
+    }
+
+    return styleWin;
 }
 
 wxSize wxStaticBox::DoGetBestSize() const
@@ -160,7 +178,7 @@ wxSize wxStaticBox::DoGetBestSize() const
     wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
 
     int wBox;
-    GetTextExtent(wxStripMenuCodes(wxGetWindowText(m_hWnd)), &wBox, &cy);
+    GetTextExtent(GetLabelText(wxGetWindowText(m_hWnd)), &wBox, &cy);
 
     wBox += 3*cx;
     int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
@@ -364,7 +382,7 @@ void wxStaticBox::PaintBackground(wxDC& dc, const RECT& rc)
     ::FillRect(GetHdcOf(dc), &rc, hbr);
 }
 
-void wxStaticBox::PaintForeground(wxDC& dc, const RECT& WXUNUSED(rc))
+void wxStaticBox::PaintForeground(wxDC& dc, const RECT& rc)
 {
     MSWDefWindowProc(WM_PAINT, (WPARAM)GetHdcOf(dc), 0);
 
@@ -375,21 +393,122 @@ void wxStaticBox::PaintForeground(wxDC& dc, const RECT& WXUNUSED(rc))
     if ( m_hasFgCol && wxUxThemeEngine::GetIfActive() )
     {
         // draw over the text in default colour in our colour
-        dc.SetFont(GetFont());
-
         HDC hdc = GetHdcOf(dc);
         ::SetTextColor(hdc, GetForegroundColour().GetPixel());
 
+        const bool rtl = wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft;
+        if ( rtl )
+            ::SetTextAlign(hdc, TA_RTLREADING | TA_RIGHT);
+
+        // Get dimensions of the label
+        const wxString label = GetLabel();
+
+        // choose the correct font
+        AutoHFONT font;
+        SelectInHDC selFont;
+        if ( m_hasFont )
+        {
+            selFont.Init(hdc, GetHfontOf(GetFont()));
+        }
+        else // no font set, use the one set by the theme
+        {
+            wxUxThemeHandle hTheme(this, L"BUTTON");
+            if ( hTheme )
+            {
+                // GetThemeFont() expects its parameter to be LOGFONTW and not
+                // LOGFONTA even in ANSI programs and will happily corrupt
+                // memory after the struct end if we pass a LOGFONTA (which is
+                // smaller) to it!
+                LOGFONTW lfw;
+                if ( wxUxThemeEngine::Get()->GetThemeFont
+                                             (
+                                                hTheme,
+                                                hdc,
+                                                BP_GROUPBOX,
+                                                GBS_NORMAL,
+                                                TMT_FONT,
+                                                (LOGFONT *)&lfw
+                                             ) == S_OK )
+                {
+#if wxUSE_UNICODE
+                    // ok, no conversion necessary
+                    const LOGFONT& lf = lfw;
+#else // !wxUSE_UNICODE
+                    // most of the fields are the same in LOGFONTA and LOGFONTW
+                    LOGFONT lf;
+                    memcpy(&lf, &lfw, sizeof(lf));
+
+                    // but the face name must be converted
+                    WideCharToMultiByte(CP_ACP, 0, lfw.lfFaceName, -1,
+                                        lf.lfFaceName, sizeof(lf.lfFaceName),
+                                        NULL, NULL);
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+
+                    font.Init(lf);
+                    if ( font )
+                        selFont.Init(hdc, font);
+                }
+            }
+        }
+
+        // Get the font extent
+        int width, height;
+        dc.GetTextExtent(wxStripMenuCodes(label, wxStrip_Mnemonics),
+                         &width, &height);
+
+        int x;
+        int y = height;
+
+        // first we need to correctly paint the background of the label
+        // as Windows ignores the brush offset when doing it
+        //
         // FIXME: value of x is hardcoded as this is what it is on my system,
         //        no idea if it's true everywhere
-        const int y = dc.GetCharHeight();
-        const int x = 9;
+        RECT dimensions = {0, 0, 0, y};
+        if ( !rtl )
+        {
+            x = 9;
+            dimensions.left = x;
+            dimensions.right = x + width;
+        }
+        else
+        {
+            x = rc.right - 7;
+            dimensions.left = x - width;
+            dimensions.right = x;
+        }
 
-        // TODO: RTL?
-        RECT rc = { x, 0, GetSize().x, y };
+        // need to adjust the rectangle to cover all the label background
+        dimensions.left -= 2;
+        dimensions.right += 2;
+        dimensions.bottom += 2;
 
-        const wxString label = GetLabel();
-        ::DrawText(hdc, label, label.length(), &rc, DT_SINGLELINE | DT_VCENTER);
+        if ( UseBgCol() )
+        {
+            // our own background colour should be used for the background of
+            // the label: this is consistent with the behaviour under pre-XP
+            // systems (i.e. without visual themes) and generally makes sense
+            wxBrush brush = wxBrush(GetBackgroundColour());
+            ::FillRect(GetHdcOf(dc), &dimensions, GetHbrushOf(brush));
+        }
+        else // paint parent background
+        {
+            PaintBackground(dc, dimensions);
+        }
+
+        // now draw the text
+        if ( !rtl )
+        {
+            RECT rc2 = { x, 0, x + width, y };
+            ::DrawText(hdc, label.wx_str(), label.length(), &rc2,
+                       DT_SINGLELINE | DT_VCENTER);
+        }
+        else // RTL
+        {
+            RECT rc2 = { x, 0, x - width, y };
+            ::DrawText(hdc, label.wx_str(), label.length(), &rc2,
+                       DT_SINGLELINE | DT_VCENTER | DT_RTLREADING);
+        }
     }
 }