use wx-style header and commets; fix indentation to be 4 spaces; move Doxygen comment...

[wxWidgets.git] / src / mac / carbon / radiobox.cpp

diff --git a/src/mac/carbon/radiobox.cpp b/src/mac/carbon/radiobox.cpp
index b1f4dbf61573b5402c02cba19264547e61a1c40f..69ce082c1b620fe5dcbfdd41c6f64b8e074aceae 100644 (file)
--- a/src/mac/carbon/radiobox.cpp
+++ b/src/mac/carbon/radiobox.cpp
@@ -1,179 +1,527 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        radiobox.cpp
+// Name:        src/mac/carbon/radiobox.cpp

 // Purpose:     wxRadioBox
 // Purpose:     wxRadioBox

-// Author:      AUTHOR
-// Modified by:
-// Created:     ??/??/98
+// Author:      Stefan Csomor
+// Modified by: JS Lair (99/11/15) first implementation
+// Created:     1998-01-01

 // RCS-ID:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "radiobox.h"
-#endif
+#include "wx/wxprec.h"
+
+#if wxUSE_RADIOBOX

 
 #include "wx/radiobox.h"
 
 
 #include "wx/radiobox.h"
 

-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
+#ifndef WX_PRECOMP
+    #include "wx/radiobut.h"
+    #include "wx/arrstr.h"

 #endif
 
 #endif
 

-// Radio box item
+#include "wx/mac/uma.h"
+
+IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
+
+
+BEGIN_EVENT_TABLE(wxRadioBox, wxControl)
+    EVT_RADIOBUTTON( wxID_ANY , wxRadioBox::OnRadioButton )
+END_EVENT_TABLE()
+
+
+void wxRadioBox::OnRadioButton( wxCommandEvent &outer )
+{
+    if ( outer.IsChecked() )
+    {
+        wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId );
+        int i = GetSelection() ;
+        event.SetInt(i);
+        event.SetString(GetString(i));
+        event.SetEventObject( this );
+        ProcessCommand(event);
+    }
+}
+

 wxRadioBox::wxRadioBox()
 {
 wxRadioBox::wxRadioBox()
 {

-    m_selectedButton = -1;

     m_noItems = 0;
     m_noRowsOrCols = 0;
     m_noItems = 0;
     m_noRowsOrCols = 0;

-    m_majorDim = 0 ;
+    m_radioButtonCycle = NULL;

 }
 
 }
 

-bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
-             const wxPoint& pos, const wxSize& size,
-             int n, const wxString choices[],
-             int majorDim, long style,
-             const wxValidator& val, const wxString& name)
+wxRadioBox::~wxRadioBox()

 {
 {

-    m_selectedButton = -1;
-    m_noItems = n;
+    m_isBeingDeleted = true;

 
 

-    SetName(name);
-    SetValidator(val);
+    wxRadioButton *next, *current;

 
 

-    parent->AddChild(this);
+    current = m_radioButtonCycle->NextInCycle();
+    if (current != NULL)
+    {
+        while (current != m_radioButtonCycle)
+        {
+            next = current->NextInCycle();
+            delete current;

 
 

-    m_windowStyle = (long&)style;
+            current = next;
+        }

 
 

-    if (id == -1)
-        m_windowId = NewControlId();
-    else
-        m_windowId = id;
+        delete current;
+    }
+}
+
+// Create the radiobox for two-step construction
+
+bool wxRadioBox::Create( wxWindow *parent,
+    wxWindowID id, const wxString& label,
+    const wxPoint& pos, const wxSize& size,
+    const wxArrayString& choices,
+    int majorDim, long style,
+    const wxValidator& val, const wxString& name )
+{
+    wxCArrayString chs(choices);
+
+    return Create(
+        parent, id, label, pos, size, chs.GetCount(),
+        chs.GetStrings(), majorDim, style, val, name);
+}
+
+bool wxRadioBox::Create( wxWindow *parent,
+    wxWindowID id, const wxString& label,
+    const wxPoint& pos, const wxSize& size,
+    int n, const wxString choices[],
+    int majorDim, long style,
+    const wxValidator& val, const wxString& name )
+{
+    m_macIsUserPane = false ;

 
 

+    if ( !wxControl::Create( parent, id, pos, size, style, val, name ) )
+        return false;
+
+    int i;
+
+    m_noItems = (unsigned int)n;

     m_noRowsOrCols = majorDim;
     m_noRowsOrCols = majorDim;

+    m_radioButtonCycle = NULL;

 
 

-    if (majorDim==0)
-        m_majorDim = n ;
-    else
-        m_majorDim = majorDim ;
+    SetMajorDim( majorDim == 0 ? n : majorDim, style );

 
 

+    m_labelOrig = m_label = label;

 
 

-    // TODO create radiobox
-    return FALSE;
-}
+    Rect bounds = wxMacGetBoundsForControl( this, pos, size );
+    if ( bounds.right <= bounds.left )
+        bounds.right = bounds.left + 100;
+    if ( bounds.bottom <= bounds.top )
+        bounds.bottom = bounds.top + 100;

 
 

+    m_peer = new wxMacControl( this );

 
 

-wxRadioBox::~wxRadioBox()
-{
-    // TODO
-}
+    OSStatus err = CreateGroupBoxControl(
+        MAC_WXHWND(parent->MacGetTopLevelWindowRef()),
+        &bounds, CFSTR("") , true /*primary*/,
+        m_peer->GetControlRefAddr() );
+    verify_noerr( err );

 
 

-int wxRadioBox::FindString(const wxString& s) const
-{
-    // TODO
-    return -1;
+    for (i = 0; i < n; i++)
+    {
+        wxRadioButton *radBtn = new wxRadioButton(
+            this,
+            wxID_ANY,
+            GetLabelText(choices[i]),
+            wxPoint( 5, 20 * i + 10 ),
+            wxDefaultSize,
+            i == 0 ? wxRB_GROUP : 0 );
+
+        if ( i == 0 )
+            m_radioButtonCycle = radBtn;
+//        m_radioButtonCycle = radBtn->AddInCycle( m_radioButtonCycle );
+    }
+
+    SetSelection( 0 );
+    MacPostControlCreate( pos, size );
+
+    return true;

 }
 
 }
 

-void wxRadioBox::SetSelection(int n)
+// Enables or disables the entire radiobox
+//
+bool wxRadioBox::Enable(bool enable)

 {
 {

-    if ((n < 0) || (n >= m_noItems))
-        return;
-    // TODO
+    wxRadioButton *current;
+
+    if (!wxControl::Enable( enable ))
+        return false;
+
+    current = m_radioButtonCycle;
+    for (unsigned int i = 0; i < m_noItems; i++)
+    {
+        current->Enable( enable );
+        current = current->NextInCycle();
+    }

 
 

-    m_selectedButton = n;
+    return true;

 }
 
 }
 

-// Get single selection, for single choice list items
-int wxRadioBox::GetSelection() const
+// Enables or disables an given button
+//
+bool wxRadioBox::Enable(unsigned int item, bool enable)

 {
 {

-    return m_selectedButton;
+    if (!IsValid( item ))
+        return false;
+
+    unsigned int i = 0;
+    wxRadioButton *current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->Enable( enable );

 }
 
 }
 

-// Find string for position
-wxString wxRadioBox::GetString(int n) const
+bool wxRadioBox::IsItemEnabled(unsigned int item) const

 {
 {

-    // TODO
-    return wxString("");
+    if (!IsValid( item ))
+        return false;
+
+    unsigned int i = 0;
+    wxRadioButton *current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->IsEnabled();

 }
 
 }
 

-void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
+// Returns the radiobox label
+//
+wxString wxRadioBox::GetLabel() const

 {
 {

-    wxControl::DoSetSize( x , y , width , height , sizeFlags ) ;
+    return wxControl::GetLabel();

 }
 
 }
 

-void wxRadioBox::GetSize(int *width, int *height) const
+// Returns the label for the given button
+//
+wxString wxRadioBox::GetString(unsigned int item) const

 {
 {

-    wxControl::GetSize( width , height ) ;
+    wxRadioButton *current;
+
+    if (!IsValid( item ))
+        return wxEmptyString;
+
+    unsigned int i = 0;
+    current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->GetLabel();

 }
 
 }
 

-void wxRadioBox::GetPosition(int *x, int *y) const
+// Returns the zero-based position of the selected button
+//
+int wxRadioBox::GetSelection() const

 {
 {

-    wxControl::GetPosition( x , y ) ;
+    int i;
+    wxRadioButton *current;
+
+    i = 0;
+    current = m_radioButtonCycle;
+    while (!current->GetValue())
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return i;

 }
 
 }
 

-wxString wxRadioBox::GetLabel( int item ) const
+// Sets the radiobox label
+//
+void wxRadioBox::SetLabel(const wxString& label)

 {
 {

-    // TODO
-    return wxString("");
+    return wxControl::SetLabel( label );

 }
 
 }
 

-void wxRadioBox::SetLabel(int item , const wxString& label)
+// Sets the label of a given button
+//
+void wxRadioBox::SetString(unsigned int item,const wxString& label)

 {
 {

-    // TODO
+    if (!IsValid( item ))
+        return;
+
+    unsigned int i = 0;
+    wxRadioButton *current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->SetLabel( label );

 }
 
 }
 

-void wxRadioBox::SetFocus()
+// Sets a button by passing the desired position. This does not cause
+// wxEVT_COMMAND_RADIOBOX_SELECTED event to get emitted
+//
+void wxRadioBox::SetSelection(int item)

 {
 {

-    // TODO
+    int i;
+    wxRadioButton *current;
+
+    if (!IsValid( item ))
+        return;
+
+    i = 0;
+    current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    current->SetValue( true );

 }
 
 }
 

+// Shows or hides the entire radiobox
+//

 bool wxRadioBox::Show(bool show)
 {
 bool wxRadioBox::Show(bool show)
 {

-       return wxControl::Show( show ) ;
+    wxRadioButton *current;
+
+    current = m_radioButtonCycle;
+    for (unsigned int i=0; i<m_noItems; i++)
+    {
+        current->Show( show );
+        current = current->NextInCycle();
+    }
+
+    wxControl::Show( show );
+
+    return true;

 }
 
 }
 

-// Enable a specific button
-void wxRadioBox::Enable(int item, bool enable)
+// Shows or hides the given button
+//
+bool wxRadioBox::Show(unsigned int item, bool show)

 {
 {

+    if (!IsValid( item ))
+        return false;
+
+    unsigned int i = 0;
+    wxRadioButton *current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->Show( show );

 }
 
 }
 

-// Enable all controls
-bool wxRadioBox::Enable(bool enable)
+bool wxRadioBox::IsItemShown(unsigned int item) const

 {
 {

-    return wxControl::Enable(enable);
+    if (!IsValid( item ))
+        return false;
+
+    unsigned int i = 0;
+    wxRadioButton *current = m_radioButtonCycle;
+    while (i != item)
+    {
+        i++;
+        current = current->NextInCycle();
+    }
+
+    return current->IsShown();

 }
 
 }
 

-// Show a specific button
-void wxRadioBox::Show(int item, bool show)
+
+// Simulates the effect of the user issuing a command to the item
+//
+void wxRadioBox::Command( wxCommandEvent& event )

 {
 {

-    // TODO
+    SetSelection( event.GetInt() );
+    ProcessCommand( event );

 }
 
 }
 

-// For single selection items only
-wxString wxRadioBox::GetStringSelection () const
+// Sets the selected button to receive keyboard input
+//
+void wxRadioBox::SetFocus()

 {
 {

-    int sel = GetSelection ();
-    if (sel > -1)
-        return this->GetString (sel);
-    else
-        return wxString("");
+    wxRadioButton *current;
+
+    current = m_radioButtonCycle;
+    while (!current->GetValue())
+    {
+        current = current->NextInCycle();
+    }
+
+    current->SetFocus();

 }
 
 }
 

-bool wxRadioBox::SetStringSelection (const wxString& s)
+// Simulates the effect of the user issuing a command to the item
+//
+#define RADIO_SIZE 20
+
+void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)

 {
 {

-    int sel = FindString (s);
-    if (sel > -1)
+    int i;
+    wxRadioButton *current;
+
+    // define the position
+
+    int x_current, y_current;
+    int x_offset, y_offset;
+    int widthOld, heightOld;
+
+    GetSize( &widthOld, &heightOld );
+    GetPosition( &x_current, &y_current );
+
+    x_offset = x;
+    y_offset = y;
+    if (!(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))

     {
     {

-        SetSelection (sel);
-        return TRUE;
+        if (x == wxDefaultCoord)
+            x_offset = x_current;
+        if (y == wxDefaultCoord)
+            y_offset = y_current;
+    }
+
+    // define size
+    int charWidth, charHeight;
+    int maxWidth, maxHeight;
+    int eachWidth[128], eachHeight[128];
+    int totWidth, totHeight;
+
+    GetTextExtent(
+        wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
+        &charWidth, &charHeight );
+
+    charWidth /= 52;
+
+    maxWidth = -1;
+    maxHeight = -1;
+    for (unsigned int i = 0 ; i < m_noItems; i++)
+    {
+        GetTextExtent(GetString(i), &eachWidth[i], &eachHeight[i] );
+        eachWidth[i] = (int)(eachWidth[i] + RADIO_SIZE);
+        eachHeight[i] = (int)((3 * eachHeight[i]) / 2);
+
+        if (maxWidth < eachWidth[i])
+            maxWidth = eachWidth[i];
+        if (maxHeight < eachHeight[i])
+            maxHeight = eachHeight[i];
+    }
+
+    totHeight = GetRowCount() * maxHeight;
+    totWidth  = GetColumnCount() * (maxWidth + charWidth);
+
+    wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) ) ;
+
+    // change the width / height only when specified
+    if ( width == wxDefaultCoord )
+    {
+        if ( sizeFlags & wxSIZE_AUTO_WIDTH )
+            width = sz.x;
+        else
+            width = widthOld;
+    }
+
+    if ( height == wxDefaultCoord )
+    {
+        if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
+            height = sz.y;
+        else
+            height = heightOld;
+    }
+
+    wxControl::DoSetSize( x_offset, y_offset, width, height, wxSIZE_AUTO );
+
+    // arrange radio buttons
+    int x_start, y_start;
+
+    x_start = 0;
+    y_start = 0;
+
+    x_offset = x_start;
+    y_offset = y_start;
+
+    current = m_radioButtonCycle;
+    for (i = 0 ; i < (int)m_noItems; i++)
+    {
+        // not to do for the zero button!
+        if ((i > 0) && ((i % GetMajorDim()) == 0))
+        {
+            if (m_windowStyle & wxRA_SPECIFY_ROWS)
+            {
+                x_offset += maxWidth + charWidth;
+                y_offset = y_start;
+            }
+            else
+            {
+                x_offset = x_start;
+                y_offset += maxHeight ; //+ charHeight / 2
+            }
+        }
+
+        current->SetSize( x_offset, y_offset, eachWidth[i], eachHeight[i]);
+        current = current->NextInCycle();
+
+        if (m_windowStyle & wxRA_SPECIFY_ROWS)
+            y_offset += maxHeight ; // + charHeight / 2
+        else
+            x_offset += maxWidth + charWidth;

     }
     }

-    else
-        return FALSE;

 }
 
 }
 

-void wxRadioBox::Command (wxCommandEvent & event)
+wxSize wxRadioBox::DoGetBestSize() const

 {
 {

-    SetSelection (event.m_commandInt);
-    ProcessCommand (event);
-}
+    int charWidth, charHeight;
+    int maxWidth, maxHeight;
+    int eachWidth, eachHeight;
+    int totWidth, totHeight;
+
+    wxFont font = GetFont(); // GetParent()->GetFont()
+    GetTextExtent(
+        wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"),
+        &charWidth, &charHeight, NULL, NULL, &font );
+
+    charWidth /= 52;

 
 

+    maxWidth = -1;
+    maxHeight = -1;
+
+    for (unsigned int i = 0 ; i < m_noItems; i++)
+    {
+        GetTextExtent(GetString(i), &eachWidth, &eachHeight, NULL, NULL, &font );
+        eachWidth  = (int)(eachWidth + RADIO_SIZE);
+        eachHeight = (int)((3 * eachHeight) / 2);
+        if (maxWidth < eachWidth)
+            maxWidth = eachWidth;
+        if (maxHeight < eachHeight)
+            maxHeight = eachHeight;
+    }
+
+    totHeight = GetRowCount() * maxHeight;
+    totWidth  = GetColumnCount() * (maxWidth + charWidth);
+
+    wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) );
+    totWidth = sz.x;
+    totHeight = sz.y;
+
+    // handle radio box title as well
+    GetTextExtent( GetLabel(), &eachWidth, NULL );
+    eachWidth  = (int)(eachWidth + RADIO_SIZE) +  3 * charWidth;
+    if (totWidth < eachWidth)
+        totWidth = eachWidth;
+
+    return wxSize( totWidth, totHeight );
+}

 
 

+#endif // wxUSE_RADIOBOX