src/cocoa/choice.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/choice.mm
   3 // Purpose:     wxChoice
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2003/03/16
   7 // Id:          $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_CHOICE
  15
  16 #include "wx/choice.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/log.h"
  20     #include "wx/app.h"
  21     #include "wx/arrstr.h"
  22 #endif //WX_PRECOMP
  23
  24 #include "wx/cocoa/string.h"
  25 #include "wx/cocoa/autorelease.h"
  26
  27 #import <AppKit/NSPopUpButton.h>
  28 #import <AppKit/NSMenu.h>
  29 #import <Foundation/NSNotification.h>
  30 #import <Foundation/NSDictionary.h>
  31
  32 IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
  33 BEGIN_EVENT_TABLE(wxChoice, wxChoiceBase)
  34 END_EVENT_TABLE()
  35 // WX_IMPLEMENT_COCOA_OWNER(wxChoice,NSButton,NSControl,NSView)
  36
  37 void wxChoice::Init()
  38 {
  39     m_sortedStrings = NULL;
  40 }
  41
  42 bool wxChoice::Create(wxWindow *parent, wxWindowID winid,
  43             const wxPoint& pos,
  44             const wxSize& size,
  45             const wxArrayString& choices,
  46             long style,
  47             const wxValidator& validator,
  48             const wxString& name)
  49 {
  50     wxCArrayString chs(choices);
  51
  52     return Create(parent, winid, pos, size, chs.GetCount(), chs.GetStrings(),
  53                   style, validator, name);
  54 }
  55
  56 bool wxChoice::Create(wxWindow *parent, wxWindowID winid,
  57             const wxPoint& pos,
  58             const wxSize& size,
  59             int n, const wxString choices[],
  60             long style,
  61             const wxValidator& validator,
  62             const wxString& name)
  63 {
  64     wxAutoNSAutoreleasePool pool;
  65     if(!CreateControl(parent,winid,pos,size,style,validator,name))
  66         return false;
  67
  68     SetNSView([[NSPopUpButton alloc] initWithFrame:MakeDefaultNSRect(size)
  69         pullsDown: NO]);
  70     [m_cocoaNSView release];
  71
  72     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
  73     AssociateNSMenu(nsmenu, OBSERVE_DidSendAction);
  74
  75     if(style&wxCB_SORT)
  76     {
  77         m_sortedStrings = new wxSortedArrayString;
  78         for(int i=0; i<n; i++)
  79         {
  80             m_sortedStrings->Add(choices[i]);
  81         }
  82         for(unsigned int i=0; i < m_sortedStrings->GetCount(); i++)
  83         {
  84             [nsmenu addItemWithTitle:wxNSStringWithWxString(
  85                     m_sortedStrings->Item(i))
  86                 action: nil keyEquivalent:@""];
  87         }
  88     }
  89     else
  90     {
  91         for(int i=0; i<n; i++)
  92         {
  93             [nsmenu addItemWithTitle:wxNSStringWithWxString(choices[i])
  94                 action: nil keyEquivalent:@""];
  95         }
  96     }
  97     m_itemsClientData.SetCount(n);
  98
  99     [(NSPopUpButton*)m_cocoaNSView sizeToFit];
 100     if(m_parent)
 101         m_parent->CocoaAddChild(this);
 102     SetInitialFrameRect(pos,size);
 103
 104     return true;
 105 }
 106
 107 wxChoice::~wxChoice()
 108 {
 109     DisassociateNSMenu([(NSPopUpButton*)m_cocoaNSView menu]);
 110
 111     if(m_sortedStrings)
 112         m_sortedStrings->Clear();
 113     delete m_sortedStrings;
 114
 115     if(HasClientObjectData())
 116     {
 117         for(unsigned int i=0; i < m_itemsClientData.GetCount(); i++)
 118             delete (wxClientData*)m_itemsClientData.Item(i);
 119     }
 120     m_itemsClientData.Clear();
 121 }
 122
 123 void wxChoice::CocoaNotification_menuDidSendAction(WX_NSNotification notification)
 124 {
 125     NSDictionary *userInfo = [notification userInfo];
 126     NSMenuItem *menuitem = [userInfo objectForKey:@"MenuItem"];
 127     int index = [[(NSPopUpButton*)m_cocoaNSView menu] indexOfItem: menuitem];
 128     int selectedItem = [(NSPopUpButton*)m_cocoaNSView indexOfSelectedItem];
 129     wxLogTrace(wxTRACE_COCOA,wxT("menuDidSendAction, index=%d, selectedItem=%d"), index, selectedItem);
 130     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId);
 131     event.SetInt(index);
 132     event.SetEventObject(this);
 133     event.SetString(GetStringSelection());
 134     GetEventHandler()->ProcessEvent(event);
 135 }
 136
 137 void wxChoice::Clear()
 138 {
 139     if(m_sortedStrings)
 140         m_sortedStrings->Clear();
 141     if(HasClientObjectData())
 142     {
 143         for(unsigned int i=0; i < m_itemsClientData.GetCount(); i++)
 144             delete (wxClientData*)m_itemsClientData.Item(i);
 145     }
 146     m_itemsClientData.Clear();
 147     [(NSPopUpButton*)m_cocoaNSView removeAllItems];
 148 }
 149
 150 void wxChoice::Delete(unsigned int n)
 151 {
 152     if(m_sortedStrings)
 153         m_sortedStrings->RemoveAt(n);
 154     if(HasClientObjectData())
 155         delete (wxClientData*)m_itemsClientData.Item(n);
 156     m_itemsClientData.RemoveAt(n);
 157     [(NSPopUpButton*)m_cocoaNSView removeItemAtIndex:n];
 158 }
 159
 160 unsigned int wxChoice::GetCount() const
 161 {
 162     return (unsigned int)[(NSPopUpButton*)m_cocoaNSView numberOfItems];
 163 }
 164
 165 wxString wxChoice::GetString(unsigned int n) const
 166 {
 167     wxAutoNSAutoreleasePool pool;
 168     return wxStringWithNSString([(NSPopUpButton*)m_cocoaNSView itemTitleAtIndex:n]);
 169 }
 170
 171 void wxChoice::SetString(unsigned int n, const wxString& title)
 172 {
 173     NSMenuItem *item = [(NSPopUpButton*)m_cocoaNSView itemAtIndex:n];
 174     [item setTitle:wxNSStringWithWxString(title)];
 175 }
 176
 177 int wxChoice::FindString(const wxString& title, bool bCase) const
 178 {
 179     // FIXME: use wxItemContainerImmutable::FindString for bCase parameter
 180     return [(NSPopUpButton*)m_cocoaNSView indexOfItemWithTitle:
 181         wxNSStringWithWxString(title)];
 182 }
 183
 184 int wxChoice::GetSelection() const
 185 {
 186     return [(NSPopUpButton*)m_cocoaNSView indexOfSelectedItem];
 187 }
 188
 189 int wxChoice::DoAppend(const wxString& title)
 190 {
 191     wxAutoNSAutoreleasePool pool;
 192     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
 193     NSMenuItem *item;
 194     if(m_sortedStrings)
 195     {
 196         int sortedIndex = m_sortedStrings->Add(title);
 197         item = [nsmenu insertItemWithTitle:
 198                 wxNSStringWithWxString(title)
 199             action: nil keyEquivalent:@"" atIndex:sortedIndex];
 200         m_itemsClientData.Insert(NULL, sortedIndex);
 201     }
 202     else
 203     {
 204         item = [nsmenu addItemWithTitle:wxNSStringWithWxString(title)
 205             action: nil keyEquivalent:@""];
 206         m_itemsClientData.Add(NULL);
 207     }
 208     return [nsmenu indexOfItem:item];
 209 }
 210
 211 int wxChoice::DoInsert(const wxString& title, unsigned int pos)
 212 {
 213     if(m_sortedStrings)
 214         return DoAppend(title);
 215     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
 216     NSMenuItem *item = [nsmenu insertItemWithTitle:wxNSStringWithWxString(title)
 217         action: nil keyEquivalent:@"" atIndex:pos];
 218     m_itemsClientData.Insert(NULL, pos);
 219     return [nsmenu indexOfItem:item];
 220 }
 221
 222 void wxChoice::DoSetItemClientData(unsigned int n, void *data)
 223 {
 224     m_itemsClientData.Item(n) = data;
 225 }
 226
 227 void* wxChoice::DoGetItemClientData(unsigned int n) const
 228 {
 229     return m_itemsClientData.Item(n);
 230 }
 231
 232 void wxChoice::DoSetItemClientObject(unsigned int n, wxClientData *data)
 233 {
 234     m_itemsClientData.Item(n) = data;
 235 }
 236
 237 wxClientData* wxChoice::DoGetItemClientObject(unsigned int n) const
 238 {
 239     return (wxClientData*)m_itemsClientData.Item(n);
 240 }
 241
 242 void wxChoice::SetSelection(int n)
 243 {
 244     wxAutoNSAutoreleasePool pool;
 245     [(NSPopUpButton*)m_cocoaNSView selectItemAtIndex:n];
 246 }
 247
 248 #endif