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
31BEGIN_EVENT_TABLE(wxChoice, wxChoiceBase)
32END_EVENT_TABLE()
33// WX_IMPLEMENT_COCOA_OWNER(wxChoice,NSButton,NSControl,NSView)
34
35void wxChoice::Init()
36{
37    m_sortedStrings = NULL;
38}
39
40bool 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
54bool 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
105wxChoice::~wxChoice()
106{
107    DisassociateNSMenu([(NSPopUpButton*)m_cocoaNSView menu]);
108
109    Clear();
110}
111
112void 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
126void wxChoice::DoClear()
127{
128    if(m_sortedStrings)
129        m_sortedStrings->Clear();
130    m_itemsClientData.Clear();
131    [(NSPopUpButton*)m_cocoaNSView removeAllItems];
132}
133
134void 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
142unsigned int wxChoice::GetCount() const
143{
144    return (unsigned int)[(NSPopUpButton*)m_cocoaNSView numberOfItems];
145}
146
147wxString wxChoice::GetString(unsigned int n) const
148{
149    wxAutoNSAutoreleasePool pool;
150    return wxStringWithNSString([(NSPopUpButton*)m_cocoaNSView itemTitleAtIndex:n]);
151}
152
153void wxChoice::SetString(unsigned int n, const wxString& title)
154{
155    NSMenuItem *item = [(NSPopUpButton*)m_cocoaNSView itemAtIndex:n];
156    [item setTitle:wxNSStringWithWxString(title)];
157}
158
159int 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
166int wxChoice::GetSelection() const
167{
168    return [(NSPopUpButton*)m_cocoaNSView indexOfSelectedItem];
169}
170
171int 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
192void wxChoice::DoSetItemClientData(unsigned int n, void *data)
193{
194    m_itemsClientData[n] = data;
195}
196
197void* wxChoice::DoGetItemClientData(unsigned int n) const
198{
199    return m_itemsClientData[n];
200}
201
202void wxChoice::SetSelection(int n)
203{
204    wxAutoNSAutoreleasePool pool;
205    [(NSPopUpButton*)m_cocoaNSView selectItemAtIndex:n];
206}
207
208#endif // wxUSE_CHOICE
209