X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/892e461e3307b21676e9b0b0e588abc4e36dad31..aacd14428971b5e199f88597f76a895c68dd298f:/src/mac/carbon/combobox.cpp

diff --git a/src/mac/carbon/combobox.cpp b/src/mac/carbon/combobox.cpp
index a1410b1135..40caccafc8 100644
--- a/src/mac/carbon/combobox.cpp
+++ b/src/mac/carbon/combobox.cpp
@@ -1,19 +1,24 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        combobox.cpp
 // Purpose:     wxComboBox class
-// Author:      AUTHOR
+// Author:      Stefan Csomor
 // Modified by:
-// Created:     ??/??/98
+// Created:     1998-01-01
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:   	wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "combobox.h"
 #endif
 
+#include "wx/wxprec.h"
+
+#if wxUSE_COMBOBOX
+
 #include "wx/combobox.h"
+#include "wx/button.h"
 #include "wx/menu.h"
 #include "wx/mac/uma.h"
 
@@ -21,81 +26,441 @@
 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
 #endif
 
-// right now we don't support editable comboboxes
+// composite combobox implementation by Dan "Bud" Keith bud@otsys.com
 
-static nextPopUpMenuId = 1000 ;
-MenuHandle NewUniqueMenu() 
+
+static int nextPopUpMenuId = 1000 ;
+MenuHandle NewUniqueMenu()
 {
   MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" ) ;
   nextPopUpMenuId++ ;
   return handle ;
 }
 
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// the margin between the text control and the choice
+#if TARGET_API_MAC_OSX
+// margin should be bigger on OS X due to blue highlight
+// around text control.
+static const wxCoord MARGIN = 4;
+// this is the border a focus rect on OSX is needing
+static const int    TEXTFOCUSBORDER = 3 ;
+#else
+static const wxCoord MARGIN = 2;
+static const int    TEXTFOCUSBORDER = 0 ;
+#endif
+static const int    POPUPHEIGHT = 23;
+
+
+// ----------------------------------------------------------------------------
+// wxComboBoxText: text control forwards events to combobox
+// ----------------------------------------------------------------------------
+
+class wxComboBoxText : public wxTextCtrl
+{
+public:
+    wxComboBoxText( wxComboBox * cb )
+        : wxTextCtrl( cb , 1 )
+    {
+        m_cb = cb;
+    }
+
+protected:
+    void OnChar( wxKeyEvent& event )
+    {
+        // Allows processing the tab key to go to the next control
+        if (event.GetKeyCode() == WXK_TAB)
+        {
+            wxNavigationKeyEvent NavEvent;
+            NavEvent.SetEventObject(this);
+            NavEvent.SetDirection(true);
+            NavEvent.SetWindowChange(false);
+
+            // Get the parent of the combo and have it process the navigation?
+            if (m_cb->GetParent()->GetEventHandler()->ProcessEvent(NavEvent))
+                    return;
+        }
+
+        // send the event to the combobox class in case the user has bound EVT_CHAR
+        wxKeyEvent kevt(event);
+        kevt.SetEventObject(m_cb);
+        if (m_cb->GetEventHandler()->ProcessEvent(kevt))
+            // If the event was handled and not skipped then we're done
+            return;
+        
+        if ( event.GetKeyCode() == WXK_RETURN )
+        {
+            wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_cb->GetId());
+            event.SetString( GetValue() );
+            event.SetInt( m_cb->GetSelection() );
+            event.SetEventObject( m_cb );
+
+            // This will invoke the dialog default action, such
+            // as the clicking the default button.
+
+            if (!m_cb->GetEventHandler()->ProcessEvent( event ))
+            {
+                wxWindow *parent = GetParent();
+                while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
+                    parent = parent->GetParent() ;
+                }
+                if ( parent && parent->GetDefaultItem() )
+                {
+                    wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
+                                                          wxButton);
+                    if ( def && def->IsEnabled() )
+                    {
+                        wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
+                        event.SetEventObject(def);
+                        def->Command(event);
+                   }
+                }
+
+                return;
+            }
+        }
+
+        event.Skip();
+    }
+
+    void OnKeyUp( wxKeyEvent& event )
+    {
+        event.SetEventObject(m_cb);
+        event.SetId(m_cb->GetId());
+        if (! m_cb->GetEventHandler()->ProcessEvent(event))
+            event.Skip();
+    }
+
+    void OnKeyDown( wxKeyEvent& event )
+    {
+        event.SetEventObject(m_cb);
+        event.SetId(m_cb->GetId());
+        if (! m_cb->GetEventHandler()->ProcessEvent(event))
+            event.Skip();
+    }
+    
+    void OnText( wxCommandEvent& event )
+    {
+        event.SetEventObject(m_cb);
+        event.SetId(m_cb->GetId());
+        if (! m_cb->GetEventHandler()->ProcessEvent(event))
+            event.Skip();
+    }        
+
+private:
+    wxComboBox *m_cb;
+
+    DECLARE_EVENT_TABLE()
+};
+
+BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
+    EVT_KEY_DOWN( wxComboBoxText::OnKeyDown)
+    EVT_CHAR(     wxComboBoxText::OnChar)
+    EVT_KEY_UP(   wxComboBoxText::OnKeyUp)
+    EVT_TEXT( -1, wxComboBoxText::OnText)
+END_EVENT_TABLE()
+
+class wxComboBoxChoice : public wxChoice
+{
+public:
+    wxComboBoxChoice(wxComboBox *cb, int style)
+        : wxChoice( cb , 1 , wxDefaultPosition , wxDefaultSize , 0 , NULL , style & (wxCB_SORT) )
+    {
+        m_cb = cb;
+    }
+    int GetPopupWidth() const
+    {
+        switch ( GetWindowVariant() )
+        {
+            case wxWINDOW_VARIANT_NORMAL :
+            case wxWINDOW_VARIANT_LARGE :
+                return 24 ;
+            default :
+                return 21 ;
+        }
+    }
+
+protected:
+    void OnChoice( wxCommandEvent& e )
+    {
+        wxString    s = e.GetString();
+
+        m_cb->DelegateChoice( s );
+        wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+        event2.SetInt(m_cb->GetSelection());
+        event2.SetEventObject(m_cb);
+        event2.SetString(m_cb->GetStringSelection());
+        m_cb->ProcessCommand(event2);
+
+        // For consistency with MSW and GTK, also send a text updated event
+        // After all, the text is updated when a selection is made
+        wxCommandEvent TextEvent( wxEVT_COMMAND_TEXT_UPDATED, m_cb->GetId() );
+        TextEvent.SetString( m_cb->GetStringSelection() );
+        TextEvent.SetEventObject( m_cb );
+        m_cb->ProcessCommand( TextEvent );
+    }
+    virtual wxSize DoGetBestSize() const
+    {
+        wxSize sz = wxChoice::DoGetBestSize() ;
+        if (! m_cb->HasFlag(wxCB_READONLY) )
+            sz.x = GetPopupWidth() ;
+        return sz ;
+    }
+
+private:
+    wxComboBox *m_cb;
+
+    DECLARE_EVENT_TABLE()
+};
+
+BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
+    EVT_CHOICE(-1, wxComboBoxChoice::OnChoice)
+END_EVENT_TABLE()
+
+wxComboBox::~wxComboBox()
+{
+    // delete client objects
+    FreeData();
+
+    // delete the controls now, don't leave them alive even though they would
+    // still be eventually deleted by our parent - but it will be too late, the
+    // user code expects them to be gone now
+    if (m_text != NULL) {
+        delete m_text;
+        m_text = NULL;
+    }
+    if (m_choice != NULL) {
+        delete m_choice;
+        m_choice = NULL;
+    }
+}
+
+
+// ----------------------------------------------------------------------------
+// geometry
+// ----------------------------------------------------------------------------
+
+wxSize wxComboBox::DoGetBestSize() const
+{
+    if (!m_choice && !m_text)
+        return GetSize();
+    wxSize size = m_choice->GetBestSize();
+
+    if ( m_text != NULL )
+    {
+        wxSize  sizeText = m_text->GetBestSize();
+        if (sizeText.y > size.y)
+            size.y = sizeText.y;
+        size.x = m_choice->GetPopupWidth() + sizeText.x + MARGIN;
+        size.x += TEXTFOCUSBORDER ;
+        size.y += 2 * TEXTFOCUSBORDER ;
+    }
+    else
+    {
+        // clipping is too tight
+        size.y += 1 ;
+    }
+    return size;
+}
+
+void wxComboBox::DoMoveWindow(int x, int y, int width, int height)
+{
+    wxControl::DoMoveWindow(x, y, width , height );
+
+    if ( m_text == NULL )
+    {
+        // we might not be fully constructed yet, therefore watch out...
+        if ( m_choice )
+            m_choice->SetSize(0, 0 , width, -1);
+    }
+    else
+    {
+        wxCoord wText = width - m_choice->GetPopupWidth() - MARGIN;
+        m_text->SetSize(TEXTFOCUSBORDER, TEXTFOCUSBORDER, wText, -1 );
+        // put it at an inset of 1 to have outer area shadows drawn as well
+        m_choice->SetSize(TEXTFOCUSBORDER + wText + MARGIN - 1 , TEXTFOCUSBORDER, m_choice->GetPopupWidth() , -1);
+    }
+}
+
+
+
+// ----------------------------------------------------------------------------
+// operations forwarded to the subcontrols
+// ----------------------------------------------------------------------------
+
+bool wxComboBox::Enable(bool enable)
+{
+    if ( !wxControl::Enable(enable) )
+        return false;
+
+    return true;
+}
+
+bool wxComboBox::Show(bool show)
+{
+    if ( !wxControl::Show(show) )
+        return false;
+
+    return true;
+}
+
+void wxComboBox::SetFocus()
+{
+    if ( m_text != NULL) {
+        m_text->SetFocus();
+    }
+}
+
+
+void wxComboBox::DelegateTextChanged( const wxString& value )
+{
+    SetStringSelection( value );
+}
+
+
+void wxComboBox::DelegateChoice( const wxString& value )
+{
+    SetStringSelection( value );
+}
+
+
 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
            const wxString& value,
            const wxPoint& pos,
            const wxSize& size,
-		   int n, const wxString choices[],
-		   long style,
+           const wxArrayString& choices,
+           long style,
            const wxValidator& validator,
            const wxString& name)
 {
-    m_noStrings = n;
-
-		Rect bounds ;
-		Str255 title ;
-	
-		MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
-	
-		m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , false , 0 , -12345 , 0, 
-	  	kControlPopupButtonProc , (long) this ) ; 
-	
-		m_macPopUpMenuHandle =  NewUniqueMenu() ;
-		SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
-		for ( int i = 0 ; i < n ; i++ )
-		{
-			Str255 label;
-			wxMenuItem::MacBuildMenuString( label , NULL , NULL , choices[i] ,false);
-			AppendMenu( m_macPopUpMenuHandle , label ) ;
-		}
-		SetControlMinimum( m_macControl , 0 ) ;
-		SetControlMaximum( m_macControl , m_noStrings) ;
-		SetControlValue( m_macControl , 1 ) ;
-
-		MacPostControlCreate() ;
-
-  	return TRUE;
+    wxCArrayString chs( choices );
+
+    return Create( parent, id, value, pos, size, chs.GetCount(),
+                   chs.GetStrings(), style, validator, name );
+}
+
+
+bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
+           const wxString& value,
+           const wxPoint& pos,
+           const wxSize& size,
+           int n, const wxString choices[],
+           long style,
+           const wxValidator& validator,
+           const wxString& name)
+{
+    if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
+                            validator, name) )
+    {
+        return false;
+    }
+
+    m_choice = new wxComboBoxChoice(this, style );
+    wxSize csize = size;
+    if ( style & wxCB_READONLY )
+    {
+        m_text = NULL;
+    }
+    else
+    {
+        m_text = new wxComboBoxText(this);
+        if ( size.y == -1 )
+        {
+            csize.y = m_text->GetSize().y ;
+            csize.y += 2 * TEXTFOCUSBORDER ;
+        }
+    }
+
+    DoSetSize(pos.x, pos.y, csize.x, csize.y);
+
+    for ( int i = 0 ; i < n ; i++ )
+    {
+        m_choice->DoAppend( choices[ i ] );
+    }
+
+    SetBestSize(size);   // Needed because it is a wxControlWithItems
+    SetStringSelection(value);
+    
+    return true;
 }
 
 wxString wxComboBox::GetValue() const
 {
-    return GetStringSelection() ;
+    wxString        result;
+
+    if ( m_text == NULL )
+    {
+        result = m_choice->GetString( m_choice->GetSelection() );
+    }
+    else
+    {
+        result = m_text->GetValue();
+    }
+
+    return result;
+}
+
+int wxComboBox::GetCount() const
+{
+    return m_choice->GetCount() ;
 }
 
 void wxComboBox::SetValue(const wxString& value)
 {
-    SetStringSelection( value ) ;
+    if ( HasFlag(wxCB_READONLY) )
+        SetStringSelection( value ) ;
+    else
+        m_text->SetValue( value );
 }
 
 // Clipboard operations
 void wxComboBox::Copy()
 {
-    // TODO
+    if ( m_text != NULL )
+    {
+        m_text->Copy();
+    }
 }
 
 void wxComboBox::Cut()
 {
-    // TODO
+    if ( m_text != NULL )
+    {
+        m_text->Cut();
+    }
 }
 
 void wxComboBox::Paste()
 {
-    // TODO
+    if ( m_text != NULL )
+    {
+        m_text->Paste();
+    }
 }
 
 void wxComboBox::SetEditable(bool editable)
 {
-    // TODO
+    if ( ( m_text == NULL ) && editable )
+    {
+        m_text = new wxComboBoxText( this );
+    }
+    else if ( ( m_text != NULL ) && !editable )
+    {
+        delete m_text;
+        m_text = NULL;
+    }
+
+    int currentX, currentY;
+    GetPosition( &currentX, &currentY );
+
+    int currentW, currentH;
+    GetSize( &currentW, &currentH );
+
+    DoMoveWindow( currentX, currentY, currentW, currentH );
 }
 
 void wxComboBox::SetInsertionPoint(long pos)
@@ -114,7 +479,7 @@ long wxComboBox::GetInsertionPoint() const
     return 0;
 }
 
-long wxComboBox::GetLastPosition() const
+wxTextPos wxComboBox::GetLastPosition() const
 {
     // TODO
     return 0;
@@ -135,65 +500,85 @@ void wxComboBox::SetSelection(long from, long to)
     // TODO
 }
 
-void wxComboBox::Append(const wxString& item)
+int wxComboBox::DoAppend(const wxString& item)
+{
+    return m_choice->DoAppend( item ) ;
+}
+
+int wxComboBox::DoInsert(const wxString& item, int pos)
+{
+    return m_choice->DoInsert( item , pos ) ;
+}
+
+void wxComboBox::DoSetItemClientData(int n, void* clientData)
+{
+    return m_choice->DoSetItemClientData( n , clientData ) ;
+}
+
+void* wxComboBox::DoGetItemClientData(int n) const
+{
+    return m_choice->DoGetItemClientData( n ) ;
+}
+
+void wxComboBox::DoSetItemClientObject(int n, wxClientData* clientData)
+{
+    return m_choice->DoSetItemClientObject( n , clientData ) ;
+}
+
+wxClientData* wxComboBox::DoGetItemClientObject(int n) const
+{
+    return m_choice->DoGetItemClientObject( n ) ;
+}
+
+void wxComboBox::FreeData()
 {
-	Str255 label;
-	wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false);
-	AppendMenu( m_macPopUpMenuHandle , label ) ;
-    m_noStrings ++;
-	SetControlMaximum( m_macControl , m_noStrings) ;
+    if ( HasClientObjectData() )
+    {
+        size_t count = GetCount();
+        for ( size_t n = 0; n < count; n++ )
+        {
+            SetClientObject( n, NULL );
+        }
+    }
 }
 
 void wxComboBox::Delete(int n)
 {
-	wxASSERT( n < m_noStrings ) ;
-    ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
-    m_noStrings --;
-	SetControlMaximum( m_macControl , m_noStrings) ;
+    // force client object deletion
+    if( HasClientObjectData() )
+        SetClientObject( n, NULL );
+    m_choice->Delete( n );
 }
 
 void wxComboBox::Clear()
 {
-    for ( int i = 0 ; i < m_noStrings ; i++ )
-    {
-    	::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
-	}
-    m_noStrings = 0;
-	SetControlMaximum( m_macControl , m_noStrings) ;
+    FreeData();
+    m_choice->Clear();
 }
 
 int wxComboBox::GetSelection() const
 {
-    return GetControlValue( m_macControl ) -1 ;
+    return m_choice->GetSelection();
 }
 
 void wxComboBox::SetSelection(int n)
 {
-    SetControlValue( m_macControl , n + 1 ) ;
+    m_choice->SetSelection( n );
+
+    if ( m_text != NULL )
+    {
+        m_text->SetValue( GetString( n ) );
+    }
 }
 
 int wxComboBox::FindString(const wxString& s) const
 {
-    for( int i = 0 ; i < m_noStrings ; i++ )
-    {
-    	if ( GetString( i ) == s )
-    		return i ; 
-    }
-    return -1;
+    return m_choice->FindString( s );
 }
 
 wxString wxComboBox::GetString(int n) const
 {
-    Str255 p_text ;
-    char   c_text[255];
-    ::GetMenuItemText( m_macPopUpMenuHandle , n+1 , p_text ) ;
-#if TARGET_CARBON
-    p2cstrcpy( c_text, p_text ) ;
-#else
-	p2cstr( p_text ) ;
-    strcpy( c_text, (char *) p_text ) ;
-#endif
-    return wxString( c_text );
+    return m_choice->GetString( n );
 }
 
 wxString wxComboBox::GetStringSelection() const
@@ -202,27 +587,86 @@ wxString wxComboBox::GetStringSelection() const
     if (sel > -1)
         return wxString(this->GetString (sel));
     else
-        return wxString("");
+        return wxEmptyString;
 }
 
-bool wxComboBox::SetStringSelection(const wxString& sel)
+void wxComboBox::SetString(int n, const wxString& s)
 {
-    int s = FindString (sel);
-    if (s > -1)
-        {
-            SetSelection (s);
-            return TRUE;
-        }
+    m_choice->SetString( n , s ) ;
+}
+
+bool wxComboBox::IsEditable() const
+{
+    return m_text != NULL && !HasFlag(wxCB_READONLY);
+}
+
+void wxComboBox::Undo()
+{
+    if (m_text != NULL)
+        m_text->Undo();
+}
+
+void wxComboBox::Redo()
+{
+    if (m_text != NULL)
+        m_text->Redo();
+}
+
+void wxComboBox::SelectAll()
+{
+    if (m_text != NULL)
+        m_text->SelectAll();
+}
+
+bool wxComboBox::CanCopy() const
+{
+    if (m_text != NULL)
+        return m_text->CanCopy();
+    else
+        return false;
+}
+
+bool wxComboBox::CanCut() const
+{
+    if (m_text != NULL)
+        return m_text->CanCut();
     else
-        return FALSE;
+        return false;
 }
 
-void wxComboBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) 
+bool wxComboBox::CanPaste() const
 {
+    if (m_text != NULL)
+        return m_text->CanPaste();
+    else
+        return false;
+}
+
+bool wxComboBox::CanUndo() const
+{
+    if (m_text != NULL)
+        return m_text->CanUndo();
+    else
+        return false;
+}
+
+bool wxComboBox::CanRedo() const
+{
+    if (m_text != NULL)
+        return m_text->CanRedo();
+    else
+        return false;
+}
+
+wxInt32 wxComboBox::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler) , WXEVENTREF WXUNUSED(event) )
+{
+    /* For consistency with other platforms, clicking in the text area does not constitute a selection
     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
-	event.SetInt(GetSelection());
+    event.SetInt(GetSelection());
     event.SetEventObject(this);
     event.SetString(GetStringSelection());
-    ProcessCommand(event);
+    ProcessCommand(event);*/
+    return noErr ;
 }
 
+#endif