src/cocoa/textctrl.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/textctrl.mm
   3 // Purpose:     wxTextCtrl
   4 // Author:      David Elliott
   5 // Modified by: Mark Oxenham
   6 // Created:     2003/03/16
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/textctrl.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/app.h"
  18     #include "wx/log.h"
  19 #endif //WX_PRECOMP
  20
  21 #include "wx/cocoa/string.h"
  22
  23 #include "wx/cocoa/autorelease.h"
  24
  25 #import <Foundation/NSString.h>
  26 #import <AppKit/NSTextField.h>
  27 #import <AppKit/NSSecureTextField.h>
  28 #import <AppKit/NSCell.h>
  29
  30 #include <math.h>
  31
  32 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
  33 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
  34 END_EVENT_TABLE()
  35 WX_IMPLEMENT_COCOA_OWNER(wxTextCtrl,NSTextField,NSControl,NSView)
  36
  37 bool wxTextCtrl::Create(wxWindow *parent, wxWindowID winid,
  38             const wxString& value,
  39             const wxPoint& pos,
  40             const wxSize& size,
  41             long style,
  42             const wxValidator& validator,
  43             const wxString& name)
  44 {
  45     wxAutoNSAutoreleasePool pool;
  46     if(!CreateControl(parent,winid,pos,size,style,validator,name))
  47         return false;
  48     m_cocoaNSView = NULL;
  49     SetNSTextField([(style & wxTE_PASSWORD)?[NSSecureTextField alloc]:[NSTextField alloc] initWithFrame:MakeDefaultNSRect(size)]);
  50     [m_cocoaNSView release];
  51     [GetNSTextField() setStringValue:wxNSStringWithWxString(value)];
  52
  53     [GetNSControl() sizeToFit];
  54     NSRect currentFrame = [m_cocoaNSView frame];
  55     if(currentFrame.size.width < 70)
  56     {
  57         currentFrame.size.width = 70;
  58         [m_cocoaNSView setFrame:currentFrame];
  59     }
  60     if(m_parent)
  61         m_parent->CocoaAddChild(this);
  62     SetInitialFrameRect(pos,size);
  63
  64     [(NSTextField*)m_cocoaNSView setTarget: sm_cocoaTarget];
  65     [(NSTextField*)m_cocoaNSView setAction:@selector(wxNSControlAction:)];
  66
  67     // set the text alignment option
  68     NSTextAlignment alignStyle;
  69     if (style & wxTE_RIGHT)
  70         alignStyle = NSRightTextAlignment;
  71     else if (style & wxTE_CENTRE)
  72         alignStyle = NSCenterTextAlignment;
  73     else // default to wxTE_LEFT because it is 0 and can't be tested
  74         alignStyle = NSLeftTextAlignment;
  75     [GetNSControl() setAlignment:alignStyle];
  76
  77     // if Read-only then set as such, this flag is overwritable by wxTextCtrl::SetEditable(TRUE)
  78     if (style & wxTE_READONLY)
  79     {
  80         SetEditable(FALSE);
  81     }
  82
  83     return true;
  84 }
  85
  86 wxTextCtrl::~wxTextCtrl()
  87 {
  88     DisassociateNSTextField(GetNSTextField());
  89 }
  90
  91 void wxTextCtrl::Cocoa_didChangeText(void)
  92 {
  93 }
  94
  95 void wxTextCtrl::CocoaTarget_action(void)
  96 {
  97     // NSTextField only sends the action message on enter key press and thus
  98     // we send the appropriate event type.
  99     wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, GetId());
 100
 101     // See wxTextCtrlBase::SendTextUpdatedEvent for why we don't set the string.
 102     //event.SetString(GetValue());
 103
 104     event.SetEventObject(this);
 105     GetEventHandler()->ProcessEvent(event);
 106 }
 107
 108 void wxTextCtrl::AppendText(wxString const&)
 109 {
 110 }
 111
 112 void wxTextCtrl::SetEditable(bool editable)
 113 {
 114     // first ensure that the current value is stored (in case the user had not finished editing
 115     // before SetEditable(FALSE) was called)
 116     DoSetValue(GetValue(),1);
 117
 118     [GetNSTextField() setEditable: editable];
 119
 120     // forces the focus on the textctrl to be lost - while focus is still maintained
 121     // after SetEditable(FALSE) the user may still edit the control
 122     // (might not the best way to do this..)
 123     [GetNSTextField() abortEditing];
 124 }
 125
 126 void wxTextCtrl::MarkDirty()
 127 {
 128 }
 129
 130 void wxTextCtrl::DiscardEdits()
 131 {
 132 }
 133
 134 void wxTextCtrl::SetSelection(long, long)
 135 {
 136 }
 137
 138 void wxTextCtrl::ShowPosition(long)
 139 {
 140 }
 141
 142 void wxTextCtrl::SetInsertionPoint(long)
 143 {
 144 }
 145
 146 void wxTextCtrl::SetInsertionPointEnd()
 147 {
 148 }
 149
 150 void wxTextCtrl::Cut()
 151 {
 152 }
 153
 154 void wxTextCtrl::Copy()
 155 {
 156 }
 157
 158 void wxTextCtrl::Redo()
 159 {
 160 }
 161
 162 void wxTextCtrl::Undo()
 163 {
 164 }
 165
 166 void wxTextCtrl::Clear()
 167 {
 168 }
 169
 170 void wxTextCtrl::Paste()
 171 {
 172 }
 173
 174 void wxTextCtrl::Remove(long, long)
 175 {
 176 }
 177
 178 void wxTextCtrl::Replace(long, long, wxString const&)
 179 {
 180 }
 181
 182 void wxTextCtrl::DoSetValue(wxString const& value, int flags)
 183 {
 184     wxAutoNSAutoreleasePool pool;
 185     [GetNSTextField() setStringValue: wxNSStringWithWxString(value)];
 186
 187     if ( flags & SetValue_SendEvent )
 188         SendTextUpdatedEvent();
 189 }
 190
 191 void wxTextCtrl::WriteText(wxString const&)
 192 {
 193 }
 194
 195 bool wxTextCtrl::IsEditable() const
 196 {
 197     return [GetNSTextField() isEditable];
 198 }
 199
 200 bool wxTextCtrl::IsModified() const
 201 {
 202     return false;
 203 }
 204
 205 wxString wxTextCtrl::GetLineText(long) const
 206 {
 207     return wxEmptyString;
 208 }
 209
 210 void wxTextCtrl::GetSelection(long*, long*) const
 211 {
 212 }
 213
 214 bool wxTextCtrl::PositionToXY(long, long*, long*) const
 215 {
 216     return false;
 217 }
 218
 219 long wxTextCtrl::XYToPosition(long, long) const
 220 {
 221     return 0;
 222 }
 223
 224 int wxTextCtrl::GetLineLength(long) const
 225 {
 226     return 0;
 227 }
 228
 229 wxTextPos wxTextCtrl::GetLastPosition() const
 230 {
 231     // working - returns the size of the wxString
 232     return (long)(GetValue().Len());
 233 }
 234
 235 int wxTextCtrl::GetNumberOfLines() const
 236 {
 237     return 0;
 238 }
 239
 240 long wxTextCtrl::GetInsertionPoint() const
 241 {
 242     return 0;
 243 }
 244
 245 bool wxTextCtrl::CanRedo() const
 246 {
 247     return false;
 248 }
 249
 250 bool wxTextCtrl::CanUndo() const
 251 {
 252     return false;
 253 }
 254
 255 wxString wxTextCtrl::GetValue() const
 256 {
 257     wxAutoNSAutoreleasePool pool;
 258     return wxStringWithNSString([GetNSTextField() stringValue]);
 259 }
 260
 261 wxSize wxTextCtrl::DoGetBestSize() const
 262 {
 263     wxAutoNSAutoreleasePool pool;
 264     wxASSERT(GetNSControl());
 265     NSCell *cell = [GetNSControl() cell];
 266     wxASSERT(cell);
 267     NSSize cellSize = [cell cellSize];
 268     wxSize size(100,(int)ceil(cellSize.height));
 269
 270     wxLogTrace(wxTRACE_COCOA_Window_Size,wxT("wxTextCtrl=%p::DoGetBestSize()==(%d,%d)"),this,size.x,size.y);
 271     return size;
 272 }