src/cocoa/listbox.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        cocoa/listbox.mm
   3 // Purpose:     wxListBox
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2003/03/18
   7 // RCS-ID:      $Id:
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/app.h"
  13 #include "wx/listbox.h"
  14 #include "wx/log.h"
  15
  16 #include "wx/cocoa/string.h"
  17 #include "wx/cocoa/NSTableDataSource.h"
  18
  19 #import <Foundation/NSArray.h>
  20 #import <Foundation/NSEnumerator.h>
  21 #import <AppKit/NSTableView.h>
  22 #import <AppKit/NSTableColumn.h>
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
  25 BEGIN_EVENT_TABLE(wxListBox, wxListBoxBase)
  26 END_EVENT_TABLE()
  27 WX_IMPLEMENT_COCOA_OWNER(wxListBox,NSTableView,NSControl,NSView)
  28
  29 bool wxListBox::Create(wxWindow *parent, wxWindowID winid,
  30             const wxPoint& pos,
  31             const wxSize& size,
  32             int n, const wxString choices[],
  33             long style,
  34             const wxValidator& validator,
  35             const wxString& name)
  36 {
  37     if(!CreateControl(parent,winid,pos,size,style,validator,name))
  38         return false;
  39
  40     // Provide the data
  41     m_cocoaItems = [[NSMutableArray arrayWithCapacity:n] retain];
  42     for(int i=0; i < n; i++)
  43     {
  44         [m_cocoaItems addObject: wxNSStringWithWxString(choices[i])];
  45     }
  46     // Remove everything
  47     m_clientData.Clear();
  48     // Initialize n elements to NULL
  49     m_clientData.SetCount(n,NULL);
  50
  51     SetNSTableView([[NSTableView alloc] initWithFrame: MakeDefaultNSRect(size)]);
  52     [m_cocoaNSView release];
  53
  54     // Set up the data source
  55     m_cocoaDataSource = [[wxCocoaNSTableDataSource alloc] init];
  56     [GetNSTableView() setDataSource:m_cocoaDataSource];
  57
  58     // Add the single column
  59     NSTableColumn *tableColumn = [[NSTableColumn alloc] initWithIdentifier:nil];
  60     [GetNSTableView() addTableColumn: tableColumn];
  61 //    [tableColumn release];
  62
  63     // Finish
  64     if(m_parent)
  65         m_parent->CocoaAddChild(this);
  66     SetInitialFrameRect(pos,size);
  67
  68     return true;
  69 }
  70
  71 wxListBox::~wxListBox()
  72 {
  73     [GetNSTableView() setDataSource: nil];
  74     [m_cocoaDataSource release];
  75     [m_cocoaItems release];
  76     DisassociateNSTableView(m_cocoaNSView);
  77 }
  78
  79 int wxListBox::CocoaDataSource_numberOfRows()
  80 {
  81     return [m_cocoaItems count];
  82 }
  83
  84 struct objc_object* wxListBox::CocoaDataSource_objectForTableColumn(
  85         WX_NSTableColumn tableColumn, int rowIndex)
  86 {
  87     return [m_cocoaItems objectAtIndex:rowIndex];
  88 }
  89
  90 // pure virtuals from wxListBoxBase
  91 bool wxListBox::IsSelected(int n) const
  92 {
  93     return [GetNSTableView() isRowSelected: n];
  94 }
  95
  96 void wxListBox::SetSelection(int n, bool select)
  97 {
  98     if(select)
  99         [GetNSTableView() selectRow: n byExtendingSelection:NO];
 100     else
 101         [GetNSTableView() deselectRow: n];
 102 }
 103
 104 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 105 {
 106     aSelections.Clear();
 107     NSEnumerator *enumerator = [GetNSTableView() selectedRowEnumerator];
 108     while(NSNumber *num = [enumerator nextObject])
 109     {
 110         aSelections.Add([num intValue]);
 111     }
 112     return [GetNSTableView() numberOfSelectedRows];
 113 }
 114
 115 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 116 {
 117     for(int i=int(items.GetCount())-1; i >= 0; i--)
 118     {
 119         [m_cocoaItems insertObject: wxNSStringWithWxString(items[i])
 120             atIndex: pos];
 121         m_clientData.Insert(NULL,pos);
 122     }
 123     [GetNSTableView() reloadData];
 124 }
 125
 126 void wxListBox::DoSetItems(const wxArrayString& items, void **clientData)
 127 {
 128     // Remove everything
 129     [m_cocoaItems removeAllObjects];
 130     m_clientData.Clear();
 131     // Provide the data
 132     for(size_t i=0; i < items.GetCount(); i++)
 133     {
 134         [m_cocoaItems addObject: wxNSStringWithWxString(items[i])];
 135         m_clientData.Add(clientData[i]);
 136     }
 137     [GetNSTableView() reloadData];
 138 }
 139
 140 void wxListBox::DoSetFirstItem(int n)
 141 {
 142 }
 143
 144
 145 // pure virtuals from wxItemContainer
 146     // deleting items
 147 void wxListBox::Clear()
 148 {
 149 }
 150
 151 void wxListBox::Delete(int n)
 152 {
 153 }
 154
 155     // accessing strings
 156 int wxListBox::GetCount() const
 157 {
 158     return 0;
 159 }
 160
 161 wxString wxListBox::GetString(int n) const
 162 {
 163     return wxEmptyString;
 164 }
 165
 166 void wxListBox::SetString(int n, const wxString& s)
 167 {
 168 }
 169
 170 int wxListBox::FindString(const wxString& s) const
 171 {
 172     return 0;
 173 }
 174
 175     // selection
 176 void wxListBox::Select(int n)
 177 {
 178 }
 179
 180 int wxListBox::GetSelection() const
 181 {
 182     return 0;
 183 }
 184
 185 int wxListBox::DoAppend(const wxString& item)
 186 {
 187     return 0;
 188 }
 189
 190 void wxListBox::DoSetItemClientData(int n, void* clientData)
 191 {
 192 }
 193
 194 void* wxListBox::DoGetItemClientData(int n) const
 195 {
 196     return NULL;
 197 }
 198
 199 void wxListBox::DoSetItemClientObject(int n, wxClientData* clientData)
 200 {
 201 }
 202
 203 wxClientData* wxListBox::DoGetItemClientObject(int n) const
 204 {
 205     return NULL;
 206 }
 207