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

diff --git a/src/msw/combobox.cpp b/src/msw/combobox.cpp
index fafda5dd76996655adddea010c129dfdabb31d64..f71cb41a3f5352e0f8838abadb693efe184228f9 100644 (file)
--- a/src/msw/combobox.cpp
+++ b/src/msw/combobox.cpp
@@ -5,7 +5,7 @@
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
+// Copyright:   (c) Julian Smart

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 


@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "combobox.h"
 #endif
 
 #pragma implementation "combobox.h"
 #endif
 


@@ -33,6 +33,8 @@
 #ifndef WX_PRECOMP
     #include "wx/settings.h"
     #include "wx/log.h"
 #ifndef WX_PRECOMP
     #include "wx/settings.h"
     #include "wx/log.h"

+    // for wxEVT_COMMAND_TEXT_ENTER
+    #include "wx/textctrl.h"

 #endif
 
 #include "wx/combobox.h"
 #endif
 
 #include "wx/combobox.h"


@@ -41,7 +43,7 @@
 #include "wx/msw/private.h"
 
 #if wxUSE_TOOLTIPS
 #include "wx/msw/private.h"
 
 #if wxUSE_TOOLTIPS

-    #ifndef __GNUWIN32_OLD__
+    #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)

         #include <commctrl.h>
     #endif
     #include "wx/tooltip.h"
         #include <commctrl.h>
     #endif
     #include "wx/tooltip.h"


@@ -51,7 +53,65 @@
 // wxWin macros
 // ----------------------------------------------------------------------------
 
 // wxWin macros
 // ----------------------------------------------------------------------------
 

+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxComboBoxStyle )
+
+wxBEGIN_FLAGS( wxComboBoxStyle )
+    // new style border flags, we put them first to
+    // use them for streaming out
+    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+    wxFLAGS_MEMBER(wxBORDER_RAISED)
+    wxFLAGS_MEMBER(wxBORDER_STATIC)
+    wxFLAGS_MEMBER(wxBORDER_NONE)
+    
+    // old style border flags
+    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+    wxFLAGS_MEMBER(wxRAISED_BORDER)
+    wxFLAGS_MEMBER(wxSTATIC_BORDER)
+    wxFLAGS_MEMBER(wxBORDER)
+
+    // standard window styles
+    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+    wxFLAGS_MEMBER(wxWANTS_CHARS)
+    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+    wxFLAGS_MEMBER(wxVSCROLL)
+    wxFLAGS_MEMBER(wxHSCROLL)
+
+    wxFLAGS_MEMBER(wxCB_SIMPLE)
+    wxFLAGS_MEMBER(wxCB_SORT)
+    wxFLAGS_MEMBER(wxCB_READONLY)
+    wxFLAGS_MEMBER(wxCB_DROPDOWN)
+
+wxEND_FLAGS( wxComboBoxStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl,"wx/combobox.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxComboBox)
+       wxEVENT_PROPERTY( Select , wxEVT_COMMAND_COMBOBOX_SELECTED , wxCommandEvent )
+    wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent )
+
+    // TODO DELEGATES
+       wxPROPERTY( Font , wxFont , SetFont , GetFont  , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+       wxPROPERTY( Value ,wxString, SetValue, GetValue, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+       wxPROPERTY( Selection ,int, SetSelection, GetSelection, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_FLAGS( WindowStyle , wxComboBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxComboBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_5( wxComboBox , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size )
+#else

 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)

+#endif

 
 // ----------------------------------------------------------------------------
 // function prototypes
 
 // ----------------------------------------------------------------------------
 // function prototypes


@@ -87,20 +147,33 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
 
     switch ( message )
     {
 
     switch ( message )
     {

-        // forward some messages to the combobox
+        // forward some messages to the combobox to generate the appropriate
+        // wxEvents from them

         case WM_KEYUP:
         case WM_KEYDOWN:
         case WM_CHAR:
         case WM_KEYUP:
         case WM_KEYDOWN:
         case WM_CHAR:

+        case WM_SETFOCUS:
+        case WM_KILLFOCUS:

             {
                 wxComboBox *combo = wxDynamicCast(win, wxComboBox);
             {
                 wxComboBox *combo = wxDynamicCast(win, wxComboBox);

-                wxCHECK_MSG( combo, 0, _T("should have combo as parent") );
-
-                if ( combo->MSWProcessEditMsg(message, wParam, lParam) )
+                if ( !combo )
+                {
+                    // we can get WM_KILLFOCUS while our parent is already half
+                    // destroyed and hence doesn't look like a combobx any
+                    // longer, check for it to avoid bogus assert failures
+                    if ( !win->IsBeingDeleted() )
+                    {
+                        wxFAIL_MSG( _T("should have combo as parent") );
+                    }
+                }
+                else if ( combo->MSWProcessEditMsg(message, wParam, lParam) )
+                {
+                    // handled by parent

                     return 0;
                     return 0;

+                }

             }
             break;
 
             }
             break;
 

-#if 0

         case WM_GETDLGCODE:
             {
                 wxCHECK_MSG( win, 0, _T("should have a parent") );
         case WM_GETDLGCODE:
             {
                 wxCHECK_MSG( win, 0, _T("should have a parent") );


@@ -112,16 +185,15 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
                 }
             }
             break;
                 }
             }
             break;

-#endif // 0

 
         // deal with tooltips here
 
         // deal with tooltips here

-#if wxUSE_TOOLTIPS
+#if wxUSE_TOOLTIPS && defined(TTN_NEEDTEXT)

         case WM_NOTIFY:
             {
                 wxCHECK_MSG( win, 0, _T("should have a parent") );
 
                 NMHDR* hdr = (NMHDR *)lParam;
         case WM_NOTIFY:
             {
                 wxCHECK_MSG( win, 0, _T("should have a parent") );
 
                 NMHDR* hdr = (NMHDR *)lParam;

-                if ( (int)hdr->code == TTN_NEEDTEXT )
+                if ( hdr->code == TTN_NEEDTEXT )

                 {
                     wxToolTip *tooltip = win->GetToolTip();
                     if ( tooltip )
                 {
                     wxToolTip *tooltip = win->GetToolTip();
                     if ( tooltip )


@@ -142,35 +214,16 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
 }
 
 WXHBRUSH wxComboBox::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor),
 }
 
 WXHBRUSH wxComboBox::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor),

-#if wxUSE_CTL3D
-                               WXUINT message,
-                               WXWPARAM wParam,
-                               WXLPARAM lParam
-#else

                                WXUINT WXUNUSED(message),
                                WXWPARAM WXUNUSED(wParam),
                                WXLPARAM WXUNUSED(lParam)
                                WXUINT WXUNUSED(message),
                                WXWPARAM WXUNUSED(wParam),
                                WXLPARAM WXUNUSED(lParam)

-#endif

     )
 {
     )
 {

-#if wxUSE_CTL3D
-    if ( m_useCtl3D )
-    {
-        HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
-        return (WXHBRUSH) hbrush;
-    }
-#endif // wxUSE_CTL3D
-

     HDC hdc = (HDC)pDC;
     HDC hdc = (HDC)pDC;

-    if (GetParent()->GetTransparentBackground())
-        SetBkMode(hdc, TRANSPARENT);
-    else
-        SetBkMode(hdc, OPAQUE);
-

     wxColour colBack = GetBackgroundColour();
 
     if (!IsEnabled())
     wxColour colBack = GetBackgroundColour();
 
     if (!IsEnabled())

-        colBack = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
+        colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);

 
     ::SetBkColor(hdc, wxColourToRGB(colBack));
     ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
 
     ::SetBkColor(hdc, wxColourToRGB(colBack));
     ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));


@@ -189,6 +242,17 @@ bool wxComboBox::MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
     switch ( msg )
     {
         case WM_CHAR:
     switch ( msg )
     {
         case WM_CHAR:

+            // for compatibility with wxTextCtrl, generate a special message
+            // when Enter is pressed
+            if ( wParam == VK_RETURN )
+            {
+                wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+                InitCommandEvent(event);
+                event.SetString(GetValue());
+                event.SetInt(GetSelection());
+                ProcessCommand(event);
+            }
+

             return HandleChar(wParam, lParam, TRUE /* isASCII */);
 
         case WM_KEYDOWN:
             return HandleChar(wParam, lParam, TRUE /* isASCII */);
 
         case WM_KEYDOWN:


@@ -196,6 +260,12 @@ bool wxComboBox::MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
 
         case WM_KEYUP:
             return HandleKeyUp(wParam, lParam);
 
         case WM_KEYUP:
             return HandleKeyUp(wParam, lParam);

+
+        case WM_SETFOCUS:
+            return HandleSetFocus((WXHWND)wParam);
+
+        case WM_KILLFOCUS:
+            return HandleKillFocus((WXHWND)wParam);

     }
 
     return FALSE;
     }
 
     return FALSE;


@@ -230,11 +300,32 @@ bool wxComboBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 
         case CBN_EDITCHANGE:
             {
 
         case CBN_EDITCHANGE:
             {

+                wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+

                 // if sel != -1, value was initialized above (and we can't use
                 // GetValue() here as it would return the old selection and we
                 // want the new one)
                 // if sel != -1, value was initialized above (and we can't use
                 // GetValue() here as it would return the old selection and we
                 // want the new one)

-                wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
-                event.SetString(sel == -1 ? GetValue() : value);
+                if ( sel == -1 )
+                {
+                    value = GetValue();
+                }
+                else // we're synthesizing text updated event from sel change
+                {
+                    // We need to retrieve the current selection because the user
+                    // may have changed it in the previous handler (for CBN_SELCHANGE
+                    // above).
+                    sel = GetSelection();
+                    if ( sel > -1 )
+                    {
+                        value = GetString(sel);
+                    }
+                    // we need to do this because the user code expects
+                    // wxComboBox::GetValue() to return the new value from
+                    // "text updated" handler but it hadn't been updated yet
+                    SetValue(value);
+                }
+
+                event.SetString(value);

                 event.SetEventObject(this);
                 ProcessCommand(event);
             }
                 event.SetEventObject(this);
                 ProcessCommand(event);
             }


@@ -273,6 +364,11 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
                         const wxValidator& validator,
                         const wxString& name)
 {
                         const wxValidator& validator,
                         const wxString& name)
 {

+    // pretend that wxComboBox is hidden while it is positioned and resized and
+    // show it only right before leaving this method because otherwise there is
+    // some noticeable flicker while the control rearranges itself
+    m_isShown = FALSE;
+

     // first create wxWin object
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
         return FALSE;
     // first create wxWin object
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
         return FALSE;


@@ -282,8 +378,10 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
                    CBS_AUTOHSCROLL | CBS_NOINTEGRALHEIGHT /* | WS_CLIPSIBLINGS */;
     if ( style & wxCB_READONLY )
         msStyle |= CBS_DROPDOWNLIST;
                    CBS_AUTOHSCROLL | CBS_NOINTEGRALHEIGHT /* | WS_CLIPSIBLINGS */;
     if ( style & wxCB_READONLY )
         msStyle |= CBS_DROPDOWNLIST;

+#ifndef __WXWINCE__

     else if ( style & wxCB_SIMPLE )
         msStyle |= CBS_SIMPLE; // A list (shown always) and edit control
     else if ( style & wxCB_SIMPLE )
         msStyle |= CBS_SIMPLE; // A list (shown always) and edit control

+#endif

     else
         msStyle |= CBS_DROPDOWN;
 
     else
         msStyle |= CBS_DROPDOWN;
 


@@ -298,11 +396,9 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
     if ( !MSWCreateControl(_T("COMBOBOX"), msStyle) )
         return FALSE;
 
     if ( !MSWCreateControl(_T("COMBOBOX"), msStyle) )
         return FALSE;
 

-    SetSize(pos.x, pos.y, size.x, size.y);
-

     // A choice/combobox normally has a white background (or other, depending
     // on global settings) rather than inheriting the parent's background colour.
     // A choice/combobox normally has a white background (or other, depending
     // on global settings) rather than inheriting the parent's background colour.

-    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));

 
     for ( int i = 0; i < n; i++ )
     {
 
     for ( int i = 0; i < n; i++ )
     {


@@ -314,6 +410,10 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
         SetValue(value);
     }
 
         SetValue(value);
     }
 

+    // do this after appending the values to the combobox so that autosizing
+    // works correctly
+    SetSize(pos.x, pos.y, size.x, size.y);
+

     // a (not read only) combobox is, in fact, 2 controls: the combobox itself
     // and an edit control inside it and if we want to catch events from this
     // edit control, we must subclass it as well
     // a (not read only) combobox is, in fact, 2 controls: the combobox itself
     // and an edit control inside it and if we want to catch events from this
     // edit control, we must subclass it as well


@@ -327,61 +427,34 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
                                       );
     }
 
                                       );
     }
 

+    // and finally, show the control
+    Show(TRUE);
+

     return TRUE;
 }
 
     return TRUE;
 }
 

-// TODO: update and clear all this horrible mess (VZ)
-

 void wxComboBox::SetValue(const wxString& value)
 {
 void wxComboBox::SetValue(const wxString& value)
 {

-  // If newlines are denoted by just 10, must stick 13 in front.
-  int singletons = 0;
-  int len = value.Length();
-  int i;
-  for (i = 0; i < len; i ++)
-  {
-    if ((i > 0) && (value[i] == 10) && (value[i-1] != 13))
-      singletons ++;
-  }
-  if (singletons > 0)
-  {
-    wxChar *tmp = new wxChar[len + singletons + 1];
-    int j = 0;
-    for (i = 0; i < len; i ++)
-    {
-      if ((i > 0) && (value[i] == 10) && (value[i-1] != 13))
-      {
-        tmp[j] = 13;
-        j ++;
-      }
-      tmp[j] = value[i];
-      j ++;
-    }
-    tmp[j] = 0;
-    SetWindowText(GetHwnd(), tmp);
-    delete[] tmp;
-  }
-  else
-    SetWindowText(GetHwnd(), value);
+    if ( HasFlag(wxCB_READONLY) )
+        SetStringSelection(value);
+    else
+        SetWindowText(GetHwnd(), value.c_str());

 }
 
 // Clipboard operations
 void wxComboBox::Copy()
 {
 }
 
 // Clipboard operations
 void wxComboBox::Copy()
 {

-  HWND hWnd = GetHwnd();
-  SendMessage(hWnd, WM_COPY, 0, 0L);
+  SendMessage(GetHwnd(), WM_COPY, 0, 0L);

 }
 
 void wxComboBox::Cut()
 {
 }
 
 void wxComboBox::Cut()
 {

-  HWND hWnd = GetHwnd();
-  SendMessage(hWnd, WM_CUT, 0, 0L);
+  SendMessage(GetHwnd(), WM_CUT, 0, 0L);

 }
 
 void wxComboBox::Paste()
 {
 }
 
 void wxComboBox::Paste()
 {

-  HWND hWnd = GetHwnd();
-  SendMessage(hWnd, WM_PASTE, 0, 0L);
+  SendMessage(GetHwnd(), WM_PASTE, 0, 0L);

 }
 
 void wxComboBox::SetEditable(bool WXUNUSED(editable))
 }
 
 void wxComboBox::SetEditable(bool WXUNUSED(editable))


@@ -405,7 +478,7 @@ void wxComboBox::SetInsertionPoint(long pos)
         // Scroll insertion point into view
         SendMessage(hEditWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
         // Why is this necessary? (Copied from wxTextCtrl::SetInsertionPoint)
         // Scroll insertion point into view
         SendMessage(hEditWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
         // Why is this necessary? (Copied from wxTextCtrl::SetInsertionPoint)

-        SendMessage(hEditWnd, EM_REPLACESEL, 0, (LPARAM)_T(""));
+        SendMessage(hEditWnd, EM_REPLACESEL, 0, (LPARAM) wxEmptyString);

     }
 #endif // __WIN32__
 }
     }
 #endif // __WIN32__
 }