src/cocoa/choice.mm

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