Don't use Windows handles directly in headers

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

diff --git a/src/msw/statbox.cpp b/src/msw/statbox.cpp
index beb279730064a0e963a67885039bc9cbd57b8331..07b6e67c9fa4e35c66285dbb7c006ce34a10a1b2 100644 (file)
--- a/src/msw/statbox.cpp
+++ b/src/msw/statbox.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "statbox.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -40,8 +36,11 @@
 #include "wx/sysopt.h"
 #include "wx/image.h"
 #include "wx/dcmemory.h"
 #include "wx/sysopt.h"
 #include "wx/image.h"
 #include "wx/dcmemory.h"

+#include "wx/sysopt.h"

 
 

+#include "wx/msw/uxtheme.h"

 #include "wx/msw/private.h"
 #include "wx/msw/private.h"

+#include "wx/msw/missing.h"

 
 // ----------------------------------------------------------------------------
 // wxWin macros
 
 // ----------------------------------------------------------------------------
 // wxWin macros


@@ -122,7 +121,8 @@ bool wxStaticBox::Create(wxWindow *parent,
         return false;
 
 #ifndef __WXWINCE__
         return false;
 
 #ifndef __WXWINCE__

-    Connect(wxEVT_PAINT, wxPaintEventHandler(wxStaticBox::OnPaint));
+    if (!wxSystemOptions::IsFalse(wxT("msw.staticbox.optimized-paint")))
+        Connect(wxEVT_PAINT, wxPaintEventHandler(wxStaticBox::OnPaint));

 #endif // !__WXWINCE__
 
     return true;
 #endif // !__WXWINCE__
 
     return true;


@@ -142,7 +142,14 @@ WXDWORD wxStaticBox::MSWGetStyle(long style, WXDWORD *exstyle) const
     styleWin &= ~WS_CLIPCHILDREN;
 
     if ( exstyle )
     styleWin &= ~WS_CLIPCHILDREN;
 
     if ( exstyle )

-        *exstyle = 0;
+    {
+#ifndef __WXWINCE__
+        if (wxSystemOptions::IsFalse(wxT("msw.staticbox.optimized-paint")))
+            *exstyle = WS_EX_TRANSPARENT;
+        else
+#endif
+            *exstyle = 0;
+    }

 
     return styleWin | BS_GROUPBOX;
 }
 
     return styleWin | BS_GROUPBOX;
 }


@@ -153,12 +160,14 @@ wxSize wxStaticBox::DoGetBestSize() const
     wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
 
     int wBox;
     wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
 
     int wBox;

-    GetTextExtent(wxGetWindowText(m_hWnd), &wBox, &cy);
+    GetTextExtent(wxStripMenuCodes(wxGetWindowText(m_hWnd)), &wBox, &cy);

 
     wBox += 3*cx;
     int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
 
 
     wBox += 3*cx;
     int hBox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
 

-    return wxSize(wBox, hBox);
+    wxSize best(wBox, hBox);
+    CacheBestSize(best);
+    return best;

 }
 
 void wxStaticBox::GetBordersForSizer(int *borderTop, int *borderOther) const
 }
 
 void wxStaticBox::GetBordersForSizer(int *borderTop, int *borderOther) const


@@ -196,6 +205,24 @@ WXLRESULT wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPar
         }
     }
 
         }
     }
 

+    if ( nMsg == WM_PRINTCLIENT )
+    {
+        // we have to process WM_PRINTCLIENT ourselves as otherwise child
+        // windows' background (eg buttons in radio box) would never be drawn
+        // unless we have a parent with non default background
+
+        // so check first if we have one
+        if ( !HandlePrintClient((WXHDC)wParam) )
+        {
+            // no, we don't, erase the background ourselves
+            // (don't use our own) - see PaintBackground for explanation
+            wxBrush brush(GetParent()->GetBackgroundColour());
+            wxFillRect(GetHwnd(), (HDC)wParam, GetHbrushOf(brush));
+        }
+
+        return 0;
+    }
+

     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
 }
 
     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
 }
 


@@ -251,41 +278,58 @@ WXHRGN wxStaticBox::MSWGetRegionWithoutChildren()
     RECT rc;
     ::GetWindowRect(GetHwnd(), &rc);
     HRGN hrgn = ::CreateRectRgn(rc.left, rc.top, rc.right + 1, rc.bottom + 1);
     RECT rc;
     ::GetWindowRect(GetHwnd(), &rc);
     HRGN hrgn = ::CreateRectRgn(rc.left, rc.top, rc.right + 1, rc.bottom + 1);

+    bool foundThis = false;

 
     // iterate over all child windows (not just wxWindows but all windows)
     for ( HWND child = ::GetWindow(GetHwndOf(GetParent()), GW_CHILD);
           child;
           child = ::GetWindow(child, GW_HWNDNEXT) )
     {
 
     // iterate over all child windows (not just wxWindows but all windows)
     for ( HWND child = ::GetWindow(GetHwndOf(GetParent()), GW_CHILD);
           child;
           child = ::GetWindow(child, GW_HWNDNEXT) )
     {

-        wxWindow *childWindow = wxGetWindowFromHWND((WXHWND) child);
+        if ( ! ::IsWindowVisible(child) )
+        {
+            // if the window isn't visible then it doesn't need clipped
+            continue;
+        }

 
 

-        // can't just test for (this != child) here since if a wxStaticBox
-        // overlaps another wxStaticBox then neither are drawn. The overlapping
-        // region will flicker but we shouldn't have overlapping windows anyway.
-        if ( !childWindow || !wxDynamicCast(childWindow, wxStaticBox) )
+        LONG style = ::GetWindowLong(child, GWL_STYLE);
+        wxString str(wxGetWindowClass(child));
+        str.UpperCase();
+        if ( str == wxT("BUTTON") && (style & BS_GROUPBOX) == BS_GROUPBOX )

         {
         {

-            ::GetWindowRect(child, &rc);
-            if ( ::RectInRegion(hrgn, &rc) )
+            if ( child == GetHwnd() )
+                foundThis = true;
+
+            // Any static boxes below this one in the Z-order can't be clipped
+            // since if we have the case where a static box with a low Z-order
+            // is nested inside another static box with a high Z-order then the
+            // nested static box would be painted over. Doing it this way
+            // unfortunately results in flicker if the Z-order of nested static
+            // boxes is not inside (lowest) to outside (highest) but at least
+            // they are still shown.
+            if ( foundThis )
+                continue;
+        }
+
+        ::GetWindowRect(child, &rc);
+        if ( ::RectInRegion(hrgn, &rc) )
+        {
+            // need to remove WS_CLIPSIBLINGS from all sibling windows
+            // that are within this staticbox if set
+            if ( style & WS_CLIPSIBLINGS )

             {
             {

-                // need to remove WS_CLIPSIBLINGS from all sibling windows
-                // that are within this staticbox if set
-                LONG style = ::GetWindowLong(child, GWL_STYLE);
-                if ( style & WS_CLIPSIBLINGS )
-                {
-                    style &= ~WS_CLIPSIBLINGS;
-                    ::SetWindowLong(child, GWL_STYLE, style);
-
-                    // MSDN: "If you have changed certain window data using
-                    // SetWindowLong, you must call SetWindowPos to have the
-                    // changes take effect."
-                    ::SetWindowPos(child, NULL, 0, 0, 0, 0,
-                                   SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
-                                   SWP_FRAMECHANGED);
-                }
-
-                AutoHRGN hrgnChild(::CreateRectRgnIndirect(&rc));
-                ::CombineRgn(hrgn, hrgn, hrgnChild, RGN_DIFF);
+                style &= ~WS_CLIPSIBLINGS;
+                ::SetWindowLong(child, GWL_STYLE, style);
+
+                // MSDN: "If you have changed certain window data using
+                // SetWindowLong, you must call SetWindowPos to have the
+                // changes take effect."
+                ::SetWindowPos(child, NULL, 0, 0, 0, 0,
+                               SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
+                               SWP_FRAMECHANGED);

             }
             }

+
+            AutoHRGN hrgnChild(::CreateRectRgnIndirect(&rc));
+            ::CombineRgn(hrgn, hrgn, hrgnChild, RGN_DIFF);

         }
     }
 
         }
     }
 


@@ -306,7 +350,7 @@ void wxStaticBox::PaintBackground(wxDC& dc, const RECT& rc)
     //  3. this is backwards compatible behaviour and some people rely on it,
     //     see http://groups.google.com/groups?selm=4252E932.3080801%40able.es
     wxWindow *parent = GetParent();
     //  3. this is backwards compatible behaviour and some people rely on it,
     //     see http://groups.google.com/groups?selm=4252E932.3080801%40able.es
     wxWindow *parent = GetParent();

-    HBRUSH hbr = (HBRUSH)parent->MSWGetBgBrush(dc.GetHDC(), this);
+    HBRUSH hbr = (HBRUSH)parent->MSWGetBgBrush(dc.GetHDC(), GetHWND());

 
     // if there is no special brush for painting this control, just use the
     // solid background colour
 
     // if there is no special brush for painting this control, just use the
     // solid background colour


@@ -320,6 +364,35 @@ void wxStaticBox::PaintBackground(wxDC& dc, const RECT& rc)
     ::FillRect(GetHdcOf(dc), &rc, hbr);
 }
 
     ::FillRect(GetHdcOf(dc), &rc, hbr);
 }
 

+void wxStaticBox::PaintForeground(wxDC& dc, const RECT& WXUNUSED(rc))
+{
+    MSWDefWindowProc(WM_PAINT, (WPARAM)GetHdcOf(dc), 0);
+
+    // when using XP themes, neither setting the text colour nor transparent
+    // background mode doesn't change anything: the static box def window proc
+    // still draws the label in its own colours, so we need to redraw the text
+    // ourselves if we have a non default fg colour
+    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());
+
+        // 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;
+
+        // TODO: RTL?
+        RECT rc = { x, 0, GetSize().x - x, y };
+
+        const wxString label = GetLabel();
+        ::DrawText(hdc, label, label.length(), &rc, DT_SINGLELINE | DT_VCENTER);
+    }
+}
+

 void wxStaticBox::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     RECT rc;
 void wxStaticBox::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     RECT rc;


@@ -331,13 +404,7 @@ void wxStaticBox::OnPaint(wxPaintEvent& WXUNUSED(event))
     memdc.SelectObject(bitmap);
 
     PaintBackground(memdc, rc);
     memdc.SelectObject(bitmap);
 
     PaintBackground(memdc, rc);

-
-    // NB: neither setting the text colour nor transparent background mode
-    //     doesn't change anything: the static box def window proc still
-    //     draws the label in its own colours, so if we want to have control
-    //     over this we really have to draw everything ourselves
-    MSWDefWindowProc(WM_PAINT, (WPARAM)GetHdcOf(memdc), 0);
-
+    PaintForeground(memdc, rc);

 
     // now only blit the static box border itself, not the interior, to avoid
     // flicker when background is drawn below
 
     // now only blit the static box border itself, not the interior, to avoid
     // flicker when background is drawn below