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