// Purpose: Definition of the wxToggleButton class, which implements a
// toggle button under wxMSW.
// Author: John Norris, minor changes by Axel Schlueter
+// and William Gallafent.
// Modified by:
// Created: 08.02.01
// RCS-ID: $Id$
// Copyright: (c) 2000 Johnny C. Norris II
-// License: Rocketeer license
+// License: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
-// declatations
+// declarations
// ============================================================================
// ----------------------------------------------------------------------------
#pragma hdrstop
#endif
-#include "wx/tglbtn.h"
-
#if wxUSE_TOGGLEBTN
+#include "wx/tglbtn.h"
+
#ifndef WX_PRECOMP
#include "wx/button.h"
#include "wx/brush.h"
#include "wx/log.h"
#endif // WX_PRECOMP
+#include "wx/renderer.h"
+#include "wx/dcclient.h"
+
#include "wx/msw/private.h"
+#include "wx/msw/private/button.h"
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)
-DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED)
-
-#define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10)
+wxDEFINE_EVENT( wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, wxCommandEvent );
// ============================================================================
// implementation
// ============================================================================
-// ----------------------------------------------------------------------------
-// wxToggleButton
-// ----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// wxBitmapToggleButton
+//-----------------------------------------------------------------------------
-bool wxToggleButton::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
+IMPLEMENT_DYNAMIC_CLASS(wxBitmapToggleButton, wxControl)
+
+BEGIN_EVENT_TABLE(wxBitmapToggleButton,wxToggleButtonBase)
+ EVT_PAINT(wxBitmapToggleButton::OnPaint)
+ EVT_MOUSE_EVENTS(wxBitmapToggleButton::OnMouse)
+ EVT_CHAR(wxBitmapToggleButton::OnChar)
+ EVT_SIZE(wxBitmapToggleButton::OnSize)
+END_EVENT_TABLE()
+
+void wxBitmapToggleButton::Init()
{
- wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId);
- event.SetInt(GetValue());
- event.SetEventObject(this);
- ProcessCommand(event);
- return TRUE;
+ m_depressed = false;
+ m_oldValue = false;
+ m_capturing = false;
}
-// Single check box item
-bool wxToggleButton::Create(wxWindow *parent, wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size, long style,
- const wxValidator& validator,
- const wxString& name)
+bool wxBitmapToggleButton::Create( wxWindow *parent, wxWindowID id,
+ const wxBitmap& label,const wxPoint& pos, const wxSize& size, long style,
+ const wxValidator& validator, const wxString& name )
{
- if (!CreateBase(parent, id, pos, size, style, validator, name))
- return FALSE;
+ Init();
- parent->AddChild(this);
+ if (!wxToggleButtonBase::Create( parent, id, pos, size, style, validator, name ))
+ return false;
- m_backgroundColour = parent->GetBackgroundColour();
- m_foregroundColour = parent->GetForegroundColour();
+ m_bitmap = label;
- long msStyle = BS_AUTOCHECKBOX | BS_PUSHLIKE | WS_TABSTOP | WS_CHILD | WS_VISIBLE;
-#ifdef __WIN32__
- if(m_windowStyle & wxBU_LEFT)
- msStyle |= BS_LEFT;
- if(m_windowStyle & wxBU_RIGHT)
- msStyle |= BS_RIGHT;
- if(m_windowStyle & wxBU_TOP)
- msStyle |= BS_TOP;
- if(m_windowStyle & wxBU_BOTTOM)
- msStyle |= BS_BOTTOM;
-#endif
+ if (size.x == -1 || size.y == -1)
+ {
+ wxSize new_size = GetBestSize();
+ if (size.x != -1)
+ new_size.x = size.x;
+ if (size.y != -1)
+ new_size.y = size.y;
+ SetSize( new_size );
+ }
+
+ return true;
+}
- m_hWnd = (WXHWND)CreateWindowEx(MakeExtendedStyle(m_windowStyle),
- wxT("BUTTON"), label,
- msStyle, 0, 0, 0, 0,
- (HWND)parent->GetHWND(),
- (HMENU)m_windowId,
- wxGetInstance(), NULL);
+void wxBitmapToggleButton::SetValue(bool state)
+{
+ if (m_capturing) return;
- if ( m_hWnd == 0 )
- {
- wxLogError(_T("Failed to create a toggle button"));
+ if (state == m_depressed) return;
+
+ m_depressed = state;
+ Refresh();
+}
+
+bool wxBitmapToggleButton::GetValue() const
+{
+ return m_depressed;
+}
+
+void wxBitmapToggleButton::SetLabel(const wxBitmap& label)
+{
+ m_bitmap = label;
+ m_disabledBitmap = wxBitmap();
+
+ Refresh();
+}
+
+bool wxBitmapToggleButton::Enable(bool enable)
+{
+ if (m_capturing) return false;
+
+ if (!wxToggleButtonBase::Enable( enable ))
+ return false;
+
+ Refresh();
+
+ return true;
+}
+
+void wxBitmapToggleButton::OnPaint(wxPaintEvent &WXUNUSED(event))
+{
+ wxSize size = GetSize();
+
+ wxBitmap bitmap = m_bitmap;
+
+ wxPaintDC dc(this);
+ wxRendererNative &renderer = wxRendererNative::Get();
+ int flags = 0;
+ if (m_depressed)
+ flags |= wxCONTROL_PRESSED;
+ wxRect rect(0,0,size.x,size.y);
+ renderer.DrawPushButton( this, dc, rect, flags );
+
+ if (bitmap.IsOk())
+ {
+ if (!IsEnabled())
+ {
+ if (!m_disabledBitmap.IsOk())
+ {
+ wxImage image = m_bitmap.ConvertToImage();
+ m_disabledBitmap = wxBitmap( image.ConvertToGreyscale() );
+ }
+
+ bitmap = m_disabledBitmap;
+ }
+
+ wxSize bsize = bitmap.GetSize();
+ int offset = 0;
+ if (m_depressed) offset = 1;
+ dc.DrawBitmap( bitmap, (size.x-bsize.x) / 2 + offset, (size.y-bsize.y) / 2 + offset, true );
+ }
+
+}
- return FALSE;
+void wxBitmapToggleButton::OnMouse(wxMouseEvent &event)
+{
+ if (!IsEnabled())
+ return;
+
+ wxSize size = GetSize();
+ bool mouse_in = ((event.GetX() > 0) && (event.GetX() < size.x) &&
+ (event.GetY() > 0) && (event.GetY() < size.y));
+
+ if (m_capturing)
+ {
+ bool old_depressed = m_depressed;
+ if (mouse_in)
+ m_depressed = !m_oldValue;
+ else
+ m_depressed = m_oldValue;
+
+ if (event.LeftUp())
+ {
+ ReleaseCapture();
+ m_capturing = false;
+ if (mouse_in)
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId);
+ event.SetInt(GetValue());
+ event.SetEventObject(this);
+ ProcessCommand(event);
+ }
+ }
+
+ if (old_depressed != m_depressed)
+ Refresh();
+ }
+ else
+ {
+ if (event.LeftDown())
+ {
+ m_capturing = true;
+ m_oldValue = m_depressed;
+ m_depressed = !m_oldValue;
+ CaptureMouse();
+ Refresh();
+ }
}
+}
- // Subclass again for purposes of dialog editing mode
- SubclassWin(m_hWnd);
+void wxBitmapToggleButton::OnChar(wxKeyEvent &event)
+{
+ if (event.GetKeyCode() == WXK_SPACE)
+ {
+ m_depressed = !m_depressed;
+ Refresh();
+
+ wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId);
+ event.SetInt(GetValue());
+ event.SetEventObject(this);
+ ProcessCommand(event);
+ }
+}
- SetFont(parent->GetFont());
+void wxBitmapToggleButton::OnSize(wxSizeEvent &WXUNUSED(event))
+{
+ Refresh();
+}
- SetSize(pos.x, pos.y, size.x, size.y);
+wxSize wxBitmapToggleButton::DoGetBestSize() const
+{
+ if (!m_bitmap.IsOk())
+ return wxSize(16,16);
- return TRUE;
+ wxSize ret = m_bitmap.GetSize();
+ ret.x += 8;
+ ret.y += 8;
+ return ret;
}
-void wxToggleButton::SetLabel(const wxString& label)
+
+// ----------------------------------------------------------------------------
+// wxToggleButton
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)
+
+// Single check box item
+bool wxToggleButton::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size, long style,
+ const wxValidator& validator,
+ const wxString& name)
{
- SetWindowText(GetHwnd(), label);
+ if ( !CreateControl(parent, id, pos, size, style, validator, name) )
+ return false;
+
+ // if the label contains several lines we must explicitly tell the button
+ // about it or it wouldn't draw it correctly ("\n"s would just appear as
+ // black boxes)
+ //
+ // NB: we do it here and not in MSWGetStyle() because we need the label
+ // value and the label is not set yet when MSWGetStyle() is called
+ WXDWORD exstyle;
+ WXDWORD msStyle = MSWGetStyle(style, &exstyle);
+ msStyle |= wxMSWButton::GetMultilineStyle(label);
+
+ return MSWCreateControl(wxT("BUTTON"), msStyle, pos, size, label, exstyle);
}
-wxSize wxToggleButton::DoGetBestSize() const
+WXDWORD wxToggleButton::MSWGetStyle(long style, WXDWORD *exstyle) const
{
- wxString label = wxGetWindowText(GetHWND());
- int wBtn;
- GetTextExtent(label, &wBtn, NULL);
+ WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle);
- int wChar, hChar;
- wxGetCharSize(GetHWND(), &wChar, &hChar, &GetFont());
+ msStyle |= BS_AUTOCHECKBOX | BS_PUSHLIKE | WS_TABSTOP;
- // add a margin - the button is wider than just its label
- wBtn += 3*wChar;
+ if ( style & wxBU_LEFT )
+ msStyle |= BS_LEFT;
+ if ( style & wxBU_RIGHT )
+ msStyle |= BS_RIGHT;
+ if ( style & wxBU_TOP )
+ msStyle |= BS_TOP;
+ if ( style & wxBU_BOTTOM )
+ msStyle |= BS_BOTTOM;
- // the button height is proportional to the height of the font used
- int hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar);
+ return msStyle;
+}
- wxSize sz = wxButton::GetDefaultSize();
- if (wBtn > sz.x)
- sz.x = wBtn;
- if (hBtn > sz.y)
- sz.y = hBtn;
+wxSize wxToggleButton::DoGetBestSize() const
+{
+ return wxMSWButton::ComputeBestSize(const_cast<wxToggleButton *>(this));
+}
- return sz;
+void wxToggleButton::SetLabel(const wxString& label)
+{
+ wxMSWButton::UpdateMultilineStyle(GetHwnd(), label);
+
+ wxToggleButtonBase::SetLabel(label);
}
void wxToggleButton::SetValue(bool val)
{
- SendMessage(GetHwnd(), BM_SETCHECK, val, 0);
+ ::SendMessage(GetHwnd(), BM_SETCHECK, val, 0);
}
-#ifndef BST_CHECKED
-#define BST_CHECKED 0x0001
-#endif
-
bool wxToggleButton::GetValue() const
{
-#ifdef __WIN32__
- return (SendMessage(GetHwnd(), BM_GETCHECK, 0, 0) == BST_CHECKED);
-#else
- return ((0x001 & SendMessage(GetHwnd(), BM_GETCHECK, 0, 0)) == 0x001);
-#endif
+ return ::SendMessage(GetHwnd(), BM_GETCHECK, 0, 0) == BST_CHECKED;
}
-void wxToggleButton::Command(wxCommandEvent & event)
+void wxToggleButton::Command(wxCommandEvent& event)
{
- SetValue((event.GetInt() != 0));
- ProcessCommand(event);
+ SetValue(event.GetInt() != 0);
+ ProcessCommand(event);
}
-#endif // wxUSE_TOGGLEBTN
+bool wxToggleButton::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
+{
+ wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId);
+ event.SetInt(GetValue());
+ event.SetEventObject(this);
+ ProcessCommand(event);
+ return true;
+}
+#endif // wxUSE_TOGGLEBTN
projects / wxWidgets.git / blobdiff