Add more checks for wxUSE_DYNLIB_CLASS to wxMSW.

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

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index 55f5106096f40a516c45c79c3f9db2dc27f52746..5b7f131e0b5fc30fd1883dd82462544a256f8106 100644 (file)
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -30,6 +30,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/utils.h"
+    #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/brush.h"
     #include "wx/settings.h"
@@ -142,10 +143,6 @@ bool wxChoice::CreateAndInit(wxWindow *parent,
         return false;
 
 
-    // choice/combobox normally has "white" (depends on colour scheme, of
-    // course) background rather than inheriting the parent's background
-    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
-
     // initialize the controls contents
     for ( int i = 0; i < n; i++ )
     {
@@ -224,6 +221,39 @@ WXDWORD wxChoice::MSWGetStyle(long style, WXDWORD *exstyle) const
     return msStyle;
 }
 
+#ifndef EP_EDITTEXT
+    #define EP_EDITTEXT         1
+    #define ETS_NORMAL          1
+#endif
+
+wxVisualAttributes
+wxChoice::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+    // it is important to return valid values for all attributes from here,
+    // GetXXX() below rely on this
+    wxVisualAttributes attrs;
+
+    // FIXME: Use better dummy window?
+    wxWindow* wnd = wxTheApp->GetTopWindow();
+    if (!wnd)
+        return attrs;
+
+    attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
+
+    // there doesn't seem to be any way to get the text colour using themes
+    // API: TMT_TEXTCOLOR doesn't work neither for EDIT nor COMBOBOX
+    attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
+
+    // NB: use EDIT, not COMBOBOX (the latter works in XP but not Vista)
+    attrs.colBg = wnd->MSWGetThemeColour(L"EDIT",
+                                         EP_EDITTEXT,
+                                         ETS_NORMAL,
+                                         ThemeColourBackground,
+                                         wxSYS_COLOUR_WINDOW);
+
+    return attrs;
+}
+
 wxChoice::~wxChoice()
 {
     Clear();
@@ -523,8 +553,21 @@ void wxChoice::DoSetSize(int x, int y,
                          int width, int height,
                          int sizeFlags)
 {
+    const int heightBest = GetBestSize().y;
+
     // we need the real height below so get the current one if it's not given
-    if ( height != wxDefaultCoord && height != GetBestSize().y )
+    if ( height == wxDefaultCoord )
+    {
+        // height not specified, use the same as before
+        DoGetSize(NULL, &height);
+    }
+    else if ( height == heightBest )
+    {
+        // we don't need to manually manage our height, let the system use the
+        // default one
+        m_heightOwn = wxDefaultCoord;
+    }
+    else // non-default height specified
     {
         // set our new own height but be careful not to make it too big: the
         // native control apparently stores it as a single byte and so setting
@@ -538,10 +581,6 @@ void wxChoice::DoSetSize(int x, int y,
         else if ( m_heightOwn < COMBO_HEIGHT_ADJ )
             m_heightOwn = COMBO_HEIGHT_ADJ;
     }
-    else // height not specified
-    {
-        DoGetSize(NULL, &height);
-    }
 
 
     // the height which we must pass to Windows should be the total height of
@@ -552,13 +591,20 @@ void wxChoice::DoSetSize(int x, int y,
     // don't make the drop down list too tall, arbitrarily limit it to 30
     // items max and also don't make it too small if it's currently empty
     size_t nItems = GetCount();
-    if ( !nItems )
-        nItems = 9;
-    else if ( nItems > 30 )
-        nItems = 30;
+    if (!HasFlag(wxCB_SIMPLE))
+    {
+        if ( !nItems )
+            nItems = 9;
+        else if ( nItems > 30 )
+            nItems = 30;
+    }
 
     const int hItem = SendMessage(GetHwnd(), CB_GETITEMHEIGHT, 0, 0);
-    const int heightWithItems = height + hItem*nItems;
+    int heightWithItems = 0;
+    if (!HasFlag(wxCB_SIMPLE))
+        heightWithItems = height + hItem*nItems;
+    else
+        heightWithItems = SetHeightSimpleComboBox(nItems);
 
 
     // do resize the native control
@@ -592,6 +638,7 @@ wxSize wxChoice::DoGetBestSize() const
 {
     // find the widest string
     int wChoice = 0;
+    int hChoice;
     const unsigned int nItems = GetCount();
     for ( unsigned int i = 0; i < nItems; i++ )
     {
@@ -608,12 +655,26 @@ wxSize wxChoice::DoGetBestSize() const
 
     // the combobox should be slightly larger than the widest string
     wChoice += 5*GetCharWidth();
+    if( HasFlag( wxCB_SIMPLE ) )
+    {
+        hChoice = SetHeightSimpleComboBox( nItems );
+    }
+    else
+        hChoice = EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight());
 
-    wxSize best(wChoice, EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight()));
+    wxSize best(wChoice, hChoice);
     CacheBestSize(best);
     return best;
 }
 
+int wxChoice::SetHeightSimpleComboBox(int nItems) const
+{
+    int cx, cy;
+    wxGetCharSize( GetHWND(), &cx, &cy, GetFont() );
+    int hItem = SendMessage(GetHwnd(), CB_GETITEMHEIGHT, (WPARAM)-1, 0);
+    return EDIT_HEIGHT_FROM_CHAR_HEIGHT( cy ) * wxMin( wxMax( nItems, 3 ), 6 ) + hItem - 1;
+}
+
 // ----------------------------------------------------------------------------
 // MSW message handlers
 // ----------------------------------------------------------------------------