| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/osx/combobox_osx.cpp |
| 3 | // Purpose: wxComboBox class using HIView ComboBox |
| 4 | // Author: Stefan Csomor |
| 5 | // Modified by: |
| 6 | // Created: 1998-01-01 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Stefan Csomor |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #if wxUSE_COMBOBOX && wxOSX_USE_COCOA |
| 15 | |
| 16 | #include "wx/combobox.h" |
| 17 | #include "wx/osx/private.h" |
| 18 | |
| 19 | #ifndef WX_PRECOMP |
| 20 | #endif |
| 21 | |
| 22 | // work in progress |
| 23 | |
| 24 | wxComboBox::~wxComboBox() |
| 25 | { |
| 26 | } |
| 27 | |
| 28 | bool wxComboBox::Create(wxWindow *parent, wxWindowID id, |
| 29 | const wxString& value, |
| 30 | const wxPoint& pos, |
| 31 | const wxSize& size, |
| 32 | const wxArrayString& choices, |
| 33 | long style, |
| 34 | const wxValidator& validator, |
| 35 | const wxString& name) |
| 36 | { |
| 37 | wxCArrayString chs( choices ); |
| 38 | |
| 39 | return Create( parent, id, value, pos, size, chs.GetCount(), |
| 40 | chs.GetStrings(), style, validator, name ); |
| 41 | } |
| 42 | |
| 43 | bool wxComboBox::Create(wxWindow *parent, wxWindowID id, |
| 44 | const wxString& value, |
| 45 | const wxPoint& pos, |
| 46 | const wxSize& size, |
| 47 | int n, const wxString choices[], |
| 48 | long style, |
| 49 | const wxValidator& validator, |
| 50 | const wxString& name) |
| 51 | { |
| 52 | DontCreatePeer(); |
| 53 | |
| 54 | m_text = NULL; |
| 55 | m_choice = NULL; |
| 56 | |
| 57 | if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) ) |
| 58 | return false; |
| 59 | |
| 60 | wxASSERT_MSG( !(style & wxCB_SORT), |
| 61 | "wxCB_SORT not currently supported by wxOSX/Cocoa"); |
| 62 | |
| 63 | SetPeer(wxWidgetImpl::CreateComboBox( this, parent, id, NULL, pos, size, style, GetExtraStyle() )); |
| 64 | |
| 65 | MacPostControlCreate( pos, size ); |
| 66 | |
| 67 | Append(n, choices); |
| 68 | |
| 69 | // Set up the initial value, by default the first item is selected. |
| 70 | if ( !value.empty() ) |
| 71 | SetValue(value); |
| 72 | else if (n > 0) |
| 73 | SetSelection( 0 ); |
| 74 | |
| 75 | // Needed because it is a wxControlWithItems |
| 76 | SetInitialSize( size ); |
| 77 | |
| 78 | return true; |
| 79 | } |
| 80 | |
| 81 | void wxComboBox::DelegateTextChanged( const wxString& value ) |
| 82 | { |
| 83 | SetStringSelection( value ); |
| 84 | } |
| 85 | |
| 86 | void wxComboBox::DelegateChoice( const wxString& value ) |
| 87 | { |
| 88 | SetStringSelection( value ); |
| 89 | } |
| 90 | |
| 91 | int wxComboBox::DoInsertItems(const wxArrayStringsAdapter& items, |
| 92 | unsigned int pos, |
| 93 | void **clientData, wxClientDataType type) |
| 94 | { |
| 95 | const unsigned int numItems = items.GetCount(); |
| 96 | for( unsigned int i = 0; i < numItems; ++i, ++pos ) |
| 97 | { |
| 98 | unsigned int idx; |
| 99 | |
| 100 | idx = pos; |
| 101 | GetComboPeer()->InsertItem( idx, items[i] ); |
| 102 | |
| 103 | if (idx > m_datas.GetCount()) |
| 104 | m_datas.SetCount(idx); |
| 105 | m_datas.Insert( NULL, idx ); |
| 106 | AssignNewItemClientData(idx, clientData, i, type); |
| 107 | } |
| 108 | |
| 109 | GetPeer()->SetMaximum( GetCount() ); |
| 110 | |
| 111 | return pos - 1; |
| 112 | } |
| 113 | |
| 114 | // ---------------------------------------------------------------------------- |
| 115 | // client data |
| 116 | // ---------------------------------------------------------------------------- |
| 117 | void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData) |
| 118 | { |
| 119 | m_datas[n] = (char*)clientData ; |
| 120 | } |
| 121 | |
| 122 | void * wxComboBox::DoGetItemClientData(unsigned int n) const |
| 123 | { |
| 124 | return (void *)m_datas[n]; |
| 125 | } |
| 126 | |
| 127 | unsigned int wxComboBox::GetCount() const |
| 128 | { |
| 129 | return GetComboPeer()->GetNumberOfItems(); |
| 130 | } |
| 131 | |
| 132 | void wxComboBox::DoDeleteOneItem(unsigned int n) |
| 133 | { |
| 134 | m_datas.RemoveAt(n); |
| 135 | GetComboPeer()->RemoveItem(n); |
| 136 | } |
| 137 | |
| 138 | void wxComboBox::DoClear() |
| 139 | { |
| 140 | m_datas.Clear(); |
| 141 | GetComboPeer()->Clear(); |
| 142 | } |
| 143 | |
| 144 | void wxComboBox::GetSelection(long *from, long *to) const |
| 145 | { |
| 146 | wxTextEntry::GetSelection(from, to); |
| 147 | } |
| 148 | |
| 149 | int wxComboBox::GetSelection() const |
| 150 | { |
| 151 | return GetComboPeer()->GetSelectedItem(); |
| 152 | } |
| 153 | |
| 154 | void wxComboBox::SetSelection(int n) |
| 155 | { |
| 156 | GetComboPeer()->SetSelectedItem(n); |
| 157 | } |
| 158 | |
| 159 | void wxComboBox::SetSelection(long from, long to) |
| 160 | { |
| 161 | wxTextEntry::SetSelection(from, to); |
| 162 | } |
| 163 | |
| 164 | int wxComboBox::FindString(const wxString& s, bool bCase) const |
| 165 | { |
| 166 | if (!bCase) |
| 167 | { |
| 168 | for (unsigned i = 0; i < GetCount(); i++) |
| 169 | { |
| 170 | if (s.IsSameAs(GetString(i), false)) |
| 171 | return i; |
| 172 | } |
| 173 | return wxNOT_FOUND; |
| 174 | } |
| 175 | |
| 176 | return GetComboPeer()->FindString(s); |
| 177 | } |
| 178 | |
| 179 | wxString wxComboBox::GetString(unsigned int n) const |
| 180 | { |
| 181 | wxCHECK_MSG( n < GetCount(), wxString(), "Invalid combobox index" ); |
| 182 | |
| 183 | return GetComboPeer()->GetStringAtIndex(n); |
| 184 | } |
| 185 | |
| 186 | wxString wxComboBox::GetStringSelection() const |
| 187 | { |
| 188 | const int sel = GetSelection(); |
| 189 | return sel == wxNOT_FOUND ? wxString() : GetString(sel); |
| 190 | } |
| 191 | |
| 192 | void wxComboBox::SetString(unsigned int n, const wxString& s) |
| 193 | { |
| 194 | // Notice that we shouldn't delete and insert the item in this control |
| 195 | // itself as this would also affect the client data which we need to |
| 196 | // preserve here. |
| 197 | GetComboPeer()->RemoveItem(n); |
| 198 | GetComboPeer()->InsertItem(n, s); |
| 199 | SetValue(s); // changing the item in the list won't update the display item |
| 200 | } |
| 201 | |
| 202 | void wxComboBox::EnableTextChangedEvents(bool WXUNUSED(enable)) |
| 203 | { |
| 204 | // nothing to do here, events are never generated when we change the |
| 205 | // control value programmatically anyhow by Cocoa |
| 206 | } |
| 207 | |
| 208 | bool wxComboBox::OSXHandleClicked( double WXUNUSED(timestampsec) ) |
| 209 | { |
| 210 | wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId ); |
| 211 | event.SetInt(GetSelection()); |
| 212 | event.SetEventObject(this); |
| 213 | event.SetString(GetStringSelection()); |
| 214 | ProcessCommand(event); |
| 215 | return true; |
| 216 | } |
| 217 | |
| 218 | wxComboWidgetImpl* wxComboBox::GetComboPeer() const |
| 219 | { |
| 220 | return dynamic_cast<wxComboWidgetImpl*> (GetPeer()); |
| 221 | } |
| 222 | |
| 223 | void wxComboBox::Popup() |
| 224 | { |
| 225 | GetComboPeer()->Popup(); |
| 226 | } |
| 227 | |
| 228 | void wxComboBox::Dismiss() |
| 229 | { |
| 230 | GetComboPeer()->Dismiss(); |
| 231 | } |
| 232 | |
| 233 | #endif // wxUSE_COMBOBOX && wxOSX_USE_COCOA |