X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fdaf613add176525ed8b6cafaf278dfd80f85074..0e7fa78358f89bdfd0f4b78099543b4beb2faaf6:/src/mac/combobox.cpp diff --git a/src/mac/combobox.cpp b/src/mac/combobox.cpp index 36e92ad7a3..0aa01b1a2b 100644 --- a/src/mac/combobox.cpp +++ b/src/mac/combobox.cpp @@ -6,7 +6,7 @@ // Created: ??/??/98 // RCS-ID: $Id$ // Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -14,6 +14,7 @@ #endif #include "wx/combobox.h" +#include "wx/button.h" #include "wx/menu.h" #include "wx/mac/uma.h" @@ -21,48 +22,295 @@ 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 int nextPopUpMenuId = 1000 ; +MenuHandle NewUniqueMenu() +{ + MenuHandle handle = NewMenu( nextPopUpMenuId , "\pMenu" ) ; + nextPopUpMenuId++ ; + return handle ; +} + + +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// the margin between the text control and the choice +static const wxCoord MARGIN = 2; +static const int POPUPWIDTH = 18; +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 ) + { + if ( event.KeyCode() == WXK_RETURN ) + { + wxString value = GetValue(); + + if ( m_cb->GetCount() == 0 ) + { + // make Enter generate "selected" event if there is only one item + // in the combobox - without it, it's impossible to select it at + // all! + wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() ); + event.SetInt( 0 ); + event.SetString( value ); + event.SetEventObject( m_cb ); + m_cb->GetEventHandler()->ProcessEvent( event ); + } + else + { + // add the item to the list if it's not there yet + if ( m_cb->FindString(value) == wxNOT_FOUND ) + { + m_cb->Append(value); + m_cb->SetStringSelection(value); + + // and generate the selected event for it + wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() ); + event.SetInt( m_cb->GetCount() - 1 ); + event.SetString( value ); + event.SetEventObject( m_cb ); + m_cb->GetEventHandler()->ProcessEvent( event ); + } + + // This will invoke the dialog default action, such + // as the clicking the default button. + + 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 ; + } + } + + return; + } + } + + event.Skip(); + } + +private: + wxComboBox *m_cb; + + DECLARE_EVENT_TABLE() +}; + +BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl) + EVT_CHAR( wxComboBoxText::OnChar) +END_EVENT_TABLE() + +class wxComboBoxChoice : public wxChoice +{ +public: + wxComboBoxChoice(wxComboBox *cb, int style) + : wxChoice( cb , 1 ) + { + m_cb = cb; + } + +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); + } + +private: + wxComboBox *m_cb; + + DECLARE_EVENT_TABLE() +}; + +BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice) + EVT_CHOICE(-1, wxComboBoxChoice::OnChoice) +END_EVENT_TABLE() + +wxComboBox::~wxComboBox() +{ + // 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 +{ + wxSize size = m_choice->GetBestSize(); + + if ( m_text != NULL ) + { + wxSize sizeText = m_text->GetBestSize(); + + size.x = POPUPWIDTH + sizeText.x + MARGIN; + } + + return size; +} + +void wxComboBox::DoMoveWindow(int x, int y, int width, int height) { + height = POPUPHEIGHT; + + wxControl::DoMoveWindow(x, y, width, height); + + if ( m_text == NULL ) + { + m_choice->SetSize(0, 0 , width, -1); + } + else + { + wxCoord wText = width - POPUPWIDTH; + m_text->SetSize(0, 0, wText, height); + m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, -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, + int n, const wxString 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 = NewMenu( 1 , "\pPopUp Menu" ) ; - 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; + + Rect bounds ; + Str255 title ; + + if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style , + wxDefaultValidator, 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 ; + } + } + + DoSetSize(pos.x, pos.y, csize.x, csize.y); + + for ( int i = 0 ; i < n ; i++ ) + { + m_choice->DoAppend( choices[ i ] ); + } + + 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; } void wxComboBox::SetValue(const wxString& value) @@ -73,22 +321,47 @@ void wxComboBox::SetValue(const wxString& 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( ¤tX, ¤tY ); + + int currentW, currentH; + GetSize( ¤tW, ¤tH ); + + DoMoveWindow( currentX, currentY, currentW, currentH ); } void wxComboBox::SetInsertionPoint(long pos) @@ -130,63 +403,46 @@ void wxComboBox::SetSelection(long from, long to) void wxComboBox::Append(const wxString& item) { - Str255 label; - wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false); - AppendMenu( m_macPopUpMenuHandle , label ) ; - m_noStrings ++; - SetControlMaximum( m_macControl , m_noStrings) ; + // I am not sure what other ports do, + // but wxMac chokes on empty entries. + + if (!item.IsEmpty()) + m_choice->DoAppend( item ); } void wxComboBox::Delete(int n) { - wxASSERT( n < m_noStrings ) ; - ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ; - m_noStrings --; - SetControlMaximum( m_macControl , m_noStrings) ; + 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) ; + 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 @@ -210,10 +466,10 @@ bool wxComboBox::SetStringSelection(const wxString& sel) return FALSE; } -void wxComboBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) +void wxComboBox::MacHandleControlClick( WXWidget control , wxInt16 controlpart ) { wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId ); - event.SetInt(GetSelection()); + event.SetInt(GetSelection()); event.SetEventObject(this); event.SetString(GetStringSelection()); ProcessCommand(event);