Fix for bug# 956875. Added some wxCHECK's to MSW's wxTreeCtrl to make

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

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index b1809f6c04621e46166bbbbca4fddcb1bd8dfcf3..af029bf042dbdf1cc587f20673fa933ce80f810d 100644 (file)
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -52,7 +52,7 @@ wxBEGIN_FLAGS( wxChoiceStyle )
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)
-    
+
     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
@@ -76,26 +76,26 @@ wxEND_FLAGS( wxChoiceStyle )
 IMPLEMENT_DYNAMIC_CLASS_XTI(wxChoice, wxControl,"wx/choice.h")
 
 wxBEGIN_PROPERTIES_TABLE(wxChoice)
-       wxEVENT_PROPERTY( Select , wxEVT_COMMAND_CHOICE_SELECTED , wxCommandEvent )
+    wxEVENT_PROPERTY( Select , wxEVT_COMMAND_CHOICE_SELECTED , wxCommandEvent )
 
-    wxPROPERTY( Font , wxFont , SetFont , GetFont  , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Font , wxFont , SetFont , GetFont  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
     wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-       wxPROPERTY( Selection ,int, SetSelection, GetSelection, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-    wxPROPERTY_FLAGS( WindowStyle , wxChoiceStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+    wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_FLAGS( WindowStyle , wxChoiceStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 wxEND_PROPERTIES_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxChoice)
 wxEND_HANDLERS_TABLE()
 
-wxCONSTRUCTOR_4( wxChoice , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) 
+wxCONSTRUCTOR_4( wxChoice , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size )
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
 #endif
 /*
-       TODO PROPERTIES
-               selection (long)
-               content (list)
-                       item
+    TODO PROPERTIES
+        selection (long)
+        content (list)
+            item
 */
 
 // ============================================================================
@@ -130,36 +130,12 @@ bool wxChoice::Create(wxWindow *parent,
 bool wxChoice::CreateAndInit(wxWindow *parent,
                              wxWindowID id,
                              const wxPoint& pos,
-                             const wxSize& sizeOrig,
+                             const wxSize& size,
                              int n, const wxString choices[],
                              long style,
                              const wxValidator& validator,
                              const wxString& name)
 {
-    // this is a bit hackish but we want to prevent MSWCreateControl() from
-    // calling SetBestSize() (which it would do if any of the size components
-    // is not given) because it wouldn't calculate it correctly if we have any
-    // strings as they're not yet added to the control when it is called
-    //
-    // so: if we have any strings, we fudge the size parameter so that
-    // SetBestSize() is not called by MSWCreateControl() but then we do call it
-    // manually below
-    bool autoSize = false;
-    wxSize size = sizeOrig;
-    if ( n )
-    {
-        if ( size.x < 0 )
-        {
-            size.x = 1;
-            autoSize = true;
-        }
-        if ( size.y < 0 )
-        {
-            size.y = 1;
-            autoSize = true;
-        }
-    }
-
     // initialize wxControl
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
         return FALSE;
@@ -180,10 +156,7 @@ bool wxChoice::CreateAndInit(wxWindow *parent,
     }
 
     // and now we may finally size the control properly (if needed)
-    if ( autoSize )
-    {
-        SetBestSize(sizeOrig);
-    }
+    SetBestSize(size);
 
     return TRUE;
 }
@@ -202,6 +175,22 @@ bool wxChoice::Create(wxWindow *parent,
                   style, validator, name);
 }
 
+bool wxChoice::MSWShouldPreProcessMessage(WXMSG *pMsg)
+{
+    MSG *msg = (MSG *) pMsg;
+
+    // don't preprocess "ESC" if combobox is dropped down
+    if ( msg->message == WM_KEYDOWN && msg->wParam == VK_ESCAPE )
+    {
+        if (::SendMessage(GetHwndOf(this), CB_GETDROPPEDSTATE, 0, 0))
+        {
+            return false;
+        }
+    }
+
+    return wxControl::MSWShouldPreProcessMessage(pMsg);
+}
+
 WXDWORD wxChoice::MSWGetStyle(long style, WXDWORD *exstyle) const
 {
     // we never have an external border
@@ -468,7 +457,7 @@ void wxChoice::DoGetSize(int *w, int *h) const
     // total height of the control including the drop down list -- but only
     // sometimes, and normally it isn't... I have no idea about what to do with
     // this
-    wxControl::DoGetSize(w, h);
+    wxControl::DoGetSize(w, h);    
 }
 
 void wxChoice::DoSetSize(int x, int y,
@@ -497,6 +486,11 @@ void wxChoice::DoSetSize(int x, int y,
 
     wxControl::DoSetSize(x, y, width, height, sizeFlags);
 
+    // I'm commenting this out since the code appears to make choices
+    // and comboxes too high when they have associated sizers. I'm sure this
+    // is not the end of the story, which is why I'm leaving it #if'ed out for
+    // now. JACS.
+#if 0
     // if the height specified for the visible part of the control is
     // different from the current one, we need to change it separately
     // as it is not affected by normal WM_SETSIZE
@@ -509,6 +503,9 @@ void wxChoice::DoSetSize(int x, int y,
             SendMessage(GetHwnd(), CB_SETITEMHEIGHT, (WPARAM)-1, h + delta);
         }
     }
+#else
+    wxUnusedVar(heightOrig);
+#endif
 }
 
 wxSize wxChoice::DoGetBestSize() const
@@ -532,8 +529,7 @@ wxSize wxChoice::DoGetBestSize() const
     // the combobox should be slightly larger than the widest string
     wChoice += 5*GetCharWidth();
 
-    // +5 is magic but seems to work well
-    return wxSize(wChoice, GetCharHeight() + 5);
+    return wxSize(wChoice, EDIT_HEIGHT_FROM_CHAR_HEIGHT(GetCharHeight()));
 }
 
 WXLRESULT wxChoice::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)