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