/////////////////////////////////////////////////////////////////////////////
-// Name: checkbox.cpp
+// Name: src/msw/checkbox.cpp
// Purpose: wxCheckBox
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation "checkbox.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_CHECKBOX
+
+#include "wx/checkbox.h"
+
#ifndef WX_PRECOMP
- #include "wx/checkbox.h"
#include "wx/brush.h"
+ #include "wx/dcscreen.h"
+ #include "wx/settings.h"
#endif
-#include "wx/msw/private.h"
+#include "wx/msw/uxtheme.h"
+#include "wx/renderer.h"
// ----------------------------------------------------------------------------
-// macros
+// constants
// ----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
-IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
+#ifndef BST_UNCHECKED
+ #define BST_UNCHECKED 0x0000
+#endif
+
+#ifndef BST_CHECKED
+ #define BST_CHECKED 0x0001
+#endif
+
+#ifndef BST_INDETERMINATE
+ #define BST_INDETERMINATE 0x0002
+#endif
+
+#ifndef DT_HIDEPREFIX
+ #define DT_HIDEPREFIX 0x00100000
+#endif
+
+#ifndef BP_CHECKBOX
+ #define BP_CHECKBOX 3
+#endif
+
+// these values are defined in tmschema.h (except the first one)
+enum
+{
+ CBS_INVALID,
+ CBS_UNCHECKEDNORMAL,
+ CBS_UNCHECKEDHOT,
+ CBS_UNCHECKEDPRESSED,
+ CBS_UNCHECKEDDISABLED,
+ CBS_CHECKEDNORMAL,
+ CBS_CHECKEDHOT,
+ CBS_CHECKEDPRESSED,
+ CBS_CHECKEDDISABLED,
+ CBS_MIXEDNORMAL,
+ CBS_MIXEDHOT,
+ CBS_MIXEDPRESSED,
+ CBS_MIXEDDISABLED
+};
+
+// these are our own
+enum
+{
+ CBS_HOT_OFFSET = 1,
+ CBS_PRESSED_OFFSET = 2,
+ CBS_DISABLED_OFFSET = 3
+};
// ============================================================================
// implementation
// ============================================================================
+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxCheckBoxStyle )
+
+wxBEGIN_FLAGS( wxCheckBoxStyle )
+ // new style border flags, we put them first to
+ // use them for streaming out
+ wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+ wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+ wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+ wxFLAGS_MEMBER(wxBORDER_RAISED)
+ wxFLAGS_MEMBER(wxBORDER_STATIC)
+ wxFLAGS_MEMBER(wxBORDER_NONE)
+
+ // old style border flags
+ wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+ wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+ wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+ wxFLAGS_MEMBER(wxRAISED_BORDER)
+ wxFLAGS_MEMBER(wxSTATIC_BORDER)
+ wxFLAGS_MEMBER(wxNO_BORDER)
+
+ // standard window styles
+ wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+ wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+ wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+ wxFLAGS_MEMBER(wxWANTS_CHARS)
+ wxFLAGS_MEMBER(wxNO_FULL_REPAINT_ON_RESIZE)
+ wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+ wxFLAGS_MEMBER(wxVSCROLL)
+ wxFLAGS_MEMBER(wxHSCROLL)
+
+wxEND_FLAGS( wxCheckBoxStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxCheckBox, wxControl,"wx/checkbox.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxCheckBox)
+ wxEVENT_PROPERTY( Click , wxEVT_COMMAND_CHECKBOX_CLICKED , wxCommandEvent )
+
+ wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Value ,bool, SetValue, GetValue, EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY_FLAGS( WindowStyle , wxCheckBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxCheckBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_6( wxCheckBox , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle )
+#else
+IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
+#endif
+
+
// ----------------------------------------------------------------------------
-// wxCheckBox
+// wxCheckBox creation
// ----------------------------------------------------------------------------
-bool wxCheckBox::MSWCommand(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id))
+void wxCheckBox::Init()
{
- wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, m_windowId);
- event.SetInt(GetValue());
- event.SetEventObject(this);
- ProcessCommand(event);
- return TRUE;
+ m_state = wxCHK_UNCHECKED;
+ m_isPressed =
+ m_isHot = false;
}
-// Single check box item
bool wxCheckBox::Create(wxWindow *parent,
wxWindowID id,
const wxString& label,
const wxValidator& validator,
const wxString& name)
{
- SetName(name);
-#if wxUSE_VALIDATORS
- SetValidator(validator);
-#endif // wxUSE_VALIDATORS
- if (parent) parent->AddChild(this);
-
- SetBackgroundColour(parent->GetBackgroundColour()) ;
- SetForegroundColour(parent->GetForegroundColour()) ;
-
- m_windowStyle = style;
-
- // VZ: disabling this ugliness which completely breaks checkboxes in wxGrid
- // whoever did it, please tell me where and how does the checkbox fail
- // to appear
-#if 0
- wxString Label = label;
- if (Label == wxT(""))
- Label = wxT(" "); // Apparently needed or checkbox won't show
-#endif // 0
-
- if ( id == -1 )
- m_windowId = NewControlId();
- else
- m_windowId = id;
+ Init();
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
+ if ( !CreateControl(parent, id, pos, size, style, validator, name) )
+ return false;
- long msStyle = BS_AUTOCHECKBOX | WS_TABSTOP | WS_CHILD | WS_VISIBLE;
- if ( style & wxALIGN_RIGHT )
- msStyle |= BS_LEFTTEXT;
-
- // We perhaps have different concepts of 3D here - a 3D border,
- // versus a 3D button.
- // So we only wish to give a border if this is specified
- // in the style.
- bool want3D;
- WXDWORD exStyle = Determine3DEffects(0, &want3D) ;
-
- // Even with extended styles, need to combine with WS_BORDER
- // for them to look right.
- /*
- if ( want3D || wxStyleHasBorder(m_windowStyle) )
- msStyle |= WS_BORDER;
- */
-
- m_hWnd = (WXHWND)CreateWindowEx(exStyle, wxT("BUTTON"), label,
- msStyle,
- 0, 0, 0, 0,
- (HWND)parent->GetHWND(), (HMENU)m_windowId,
- wxGetInstance(), NULL);
-
-#if wxUSE_CTL3D
- if (want3D)
+ long msStyle = WS_TABSTOP;
+
+ if ( style & wxCHK_3STATE )
{
- Ctl3dSubclassCtl(GetHwnd());
- m_useCtl3D = TRUE;
+ msStyle |= BS_3STATE;
+ }
+ else
+ {
+ wxASSERT_MSG( !Is3rdStateAllowedForUser(),
+ wxT("Using wxCH_ALLOW_3RD_STATE_FOR_USER")
+ wxT(" style flag for a 2-state checkbox is useless") );
+ msStyle |= BS_CHECKBOX;
}
-#endif
-
- // Subclass again for purposes of dialog editing mode
- SubclassWin(m_hWnd);
-
- SetFont(parent->GetFont());
- SetSize(x, y, width, height);
+ if ( style & wxALIGN_RIGHT )
+ {
+ msStyle |= BS_LEFTTEXT | BS_RIGHT;
+ }
- return TRUE;
+ return MSWCreateControl(wxT("BUTTON"), msStyle, pos, size, label, 0);
}
-void wxCheckBox::SetLabel(const wxString& label)
-{
- SetWindowText(GetHwnd(), label);
-}
+// ----------------------------------------------------------------------------
+// wxCheckBox geometry
+// ----------------------------------------------------------------------------
wxSize wxCheckBox::DoGetBestSize() const
{
- int wCheckbox, hCheckbox;
+ static int s_checkSize = 0;
+
+ if ( !s_checkSize )
+ {
+ wxScreenDC dc;
+ dc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
+
+ s_checkSize = dc.GetCharHeight();
+ }
wxString str = wxGetWindowText(GetHWND());
- if ( !str.IsEmpty() )
+ int wCheckbox, hCheckbox;
+ if ( !str.empty() )
{
- GetTextExtent(str, &wCheckbox, &hCheckbox);
- wCheckbox += RADIO_SIZE;
+ GetTextExtent(GetLabelText(str), &wCheckbox, &hCheckbox);
+ wCheckbox += s_checkSize + GetCharWidth();
- if ( hCheckbox < RADIO_SIZE )
- hCheckbox = RADIO_SIZE;
+ if ( hCheckbox < s_checkSize )
+ hCheckbox = s_checkSize;
}
else
{
- wCheckbox = RADIO_SIZE;
- hCheckbox = RADIO_SIZE;
+ wCheckbox = s_checkSize;
+ hCheckbox = s_checkSize;
}
+#ifdef __WXWINCE__
+ hCheckbox += 1;
+#endif
- return wxSize(wCheckbox, hCheckbox);
+ wxSize best(wCheckbox, hCheckbox);
+ CacheBestSize(best);
+ return best;
}
+// ----------------------------------------------------------------------------
+// wxCheckBox operations
+// ----------------------------------------------------------------------------
+
void wxCheckBox::SetValue(bool val)
{
- SendMessage(GetHwnd(), BM_SETCHECK, val, 0);
+ Set3StateValue(val ? wxCHK_CHECKED : wxCHK_UNCHECKED);
}
-#ifndef BST_CHECKED
-#define BST_CHECKED 0x0001
-#endif
-
bool wxCheckBox::GetValue() const
{
-#ifdef __WIN32__
- return (SendMessage(GetHwnd(), BM_GETCHECK, 0, 0) == BST_CHECKED);
-#else
- return ((0x003 & SendMessage(GetHwnd(), BM_GETCHECK, 0, 0)) == 0x003);
-#endif
+ return Get3StateValue() != wxCHK_UNCHECKED;
+}
+
+void wxCheckBox::Command(wxCommandEvent& event)
+{
+ int state = event.GetInt();
+ wxCHECK_RET( (state == wxCHK_UNCHECKED) || (state == wxCHK_CHECKED)
+ || (state == wxCHK_UNDETERMINED),
+ wxT("event.GetInt() returned an invalid checkbox state") );
+
+ Set3StateValue((wxCheckBoxState) state);
+ ProcessCommand(event);
+}
+
+wxCOMPILE_TIME_ASSERT(wxCHK_UNCHECKED == BST_UNCHECKED
+ && wxCHK_CHECKED == BST_CHECKED
+ && wxCHK_UNDETERMINED == BST_INDETERMINATE, EnumValuesIncorrect);
+
+void wxCheckBox::DoSet3StateValue(wxCheckBoxState state)
+{
+ m_state = state;
+ if ( !IsOwnerDrawn() )
+ ::SendMessage(GetHwnd(), BM_SETCHECK, (WPARAM) state, 0);
+ else // owner drawn buttons don't react to this message
+ Refresh();
}
-void wxCheckBox::Command (wxCommandEvent & event)
+wxCheckBoxState wxCheckBox::DoGet3StateValue() const
{
- SetValue ((event.GetInt() != 0));
- ProcessCommand (event);
+ return m_state;
+}
+
+bool wxCheckBox::MSWCommand(WXUINT cmd, WXWORD WXUNUSED(id))
+{
+ if ( cmd != BN_CLICKED && cmd != BN_DBLCLK )
+ return false;
+
+ // first update the value so that user event handler gets the new checkbox
+ // value
+
+ // ownerdrawn buttons don't manage their state themselves unlike usual
+ // auto checkboxes so do it ourselves in any case
+ wxCheckBoxState state;
+ if ( Is3rdStateAllowedForUser() )
+ {
+ state = (wxCheckBoxState)((m_state + 1) % 3);
+ }
+ else // 2 state checkbox (at least from users point of view)
+ {
+ // note that wxCHK_UNDETERMINED also becomes unchecked when clicked
+ state = m_state == wxCHK_UNCHECKED ? wxCHK_CHECKED : wxCHK_UNCHECKED;
+ }
+
+ DoSet3StateValue(state);
+
+
+ // generate the event
+ wxCommandEvent event(wxEVT_COMMAND_CHECKBOX_CLICKED, m_windowId);
+
+ event.SetInt(state);
+ event.SetEventObject(this);
+ ProcessCommand(event);
+
+ return true;
}
// ----------------------------------------------------------------------------
-// wxBitmapCheckBox
+// owner drawn checkboxes stuff
// ----------------------------------------------------------------------------
-bool wxBitmapCheckBox::Create(wxWindow *parent, wxWindowID id, const wxBitmap *label,
- const wxPoint& pos,
- const wxSize& size, long style,
- const wxValidator& validator,
- const wxString& name)
+bool wxCheckBox::SetForegroundColour(const wxColour& colour)
{
- SetName(name);
-#if wxUSE_VALIDATORS
- SetValidator(validator);
-#endif // wxUSE_VALIDATORS
- if (parent) parent->AddChild(this);
-
- SetBackgroundColour(parent->GetBackgroundColour()) ;
- SetForegroundColour(parent->GetForegroundColour()) ;
- m_windowStyle = style;
-
- if ( id == -1 )
- m_windowId = NewControlId();
- else
- m_windowId = id;
-
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
-
- checkWidth = -1 ;
- checkHeight = -1 ;
- long msStyle = CHECK_FLAGS;
-
- HWND wx_button = CreateWindowEx(MakeExtendedStyle(m_windowStyle), CHECK_CLASS, wxT("toggle"),
- msStyle,
- 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
- wxGetInstance(), NULL);
-
-#if wxUSE_CTL3D
- if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS))
- {
- Ctl3dSubclassCtl(wx_button);
- m_useCtl3D = TRUE;
- }
-#endif
+ if ( !wxCheckBoxBase::SetForegroundColour(colour) )
+ return false;
+
+ // the only way to change the checkbox foreground colour under Windows XP
+ // is to owner draw it
+ if ( wxUxThemeEngine::GetIfActive() )
+ MakeOwnerDrawn(colour.Ok());
+
+ return true;
+}
+
+bool wxCheckBox::IsOwnerDrawn() const
+{
+ return
+ (::GetWindowLong(GetHwnd(), GWL_STYLE) & BS_OWNERDRAW) == BS_OWNERDRAW;
+}
- m_hWnd = (WXHWND)wx_button;
+void wxCheckBox::MakeOwnerDrawn(bool ownerDrawn)
+{
+ long style = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+
+ // note that BS_CHECKBOX & BS_OWNERDRAW != 0 so we can't operate on
+ // them as on independent style bits
+ if ( ownerDrawn )
+ {
+ style &= ~(BS_CHECKBOX | BS_3STATE);
+ style |= BS_OWNERDRAW;
+
+ Connect(wxEVT_ENTER_WINDOW,
+ wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+ Connect(wxEVT_LEAVE_WINDOW,
+ wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+ Connect(wxEVT_LEFT_DOWN, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+ Connect(wxEVT_LEFT_UP, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+ Connect(wxEVT_SET_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+ Connect(wxEVT_KILL_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+ }
+ else // reset to default colour
+ {
+ style &= ~BS_OWNERDRAW;
+ style |= HasFlag(wxCHK_3STATE) ? BS_3STATE : BS_CHECKBOX;
+
+ Disconnect(wxEVT_ENTER_WINDOW,
+ wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+ Disconnect(wxEVT_LEAVE_WINDOW,
+ wxMouseEventHandler(wxCheckBox::OnMouseEnterOrLeave));
+ Disconnect(wxEVT_LEFT_DOWN, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+ Disconnect(wxEVT_LEFT_UP, wxMouseEventHandler(wxCheckBox::OnMouseLeft));
+ Disconnect(wxEVT_SET_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+ Disconnect(wxEVT_KILL_FOCUS, wxFocusEventHandler(wxCheckBox::OnFocus));
+ }
+
+ ::SetWindowLong(GetHwnd(), GWL_STYLE, style);
+
+ if ( !ownerDrawn )
+ {
+ // ensure that controls state is consistent with internal state
+ DoSet3StateValue(m_state);
+ }
+}
- // Subclass again for purposes of dialog editing mode
- SubclassWin((WXHWND)wx_button);
+void wxCheckBox::OnMouseEnterOrLeave(wxMouseEvent& event)
+{
+ m_isHot = event.GetEventType() == wxEVT_ENTER_WINDOW;
+ if ( !m_isHot )
+ m_isPressed = false;
- SetSize(x, y, width, height);
+ Refresh();
- ShowWindow(wx_button, SW_SHOW);
+ event.Skip();
+}
- return TRUE;
+void wxCheckBox::OnMouseLeft(wxMouseEvent& event)
+{
+ // TODO: we should capture the mouse here to be notified about left up
+ // event but this interferes with BN_CLICKED generation so if we
+ // want to do this we'd need to generate them ourselves
+ m_isPressed = event.GetEventType() == wxEVT_LEFT_DOWN;
+ Refresh();
+
+ event.Skip();
}
-void wxBitmapCheckBox::SetLabel(const wxBitmap& bitmap)
+void wxCheckBox::OnFocus(wxFocusEvent& event)
{
- wxFAIL_MSG(wxT("not implemented"));
+ Refresh();
+
+ event.Skip();
}
+
+bool wxCheckBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
+{
+ DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT *)item;
+
+ if ( !IsOwnerDrawn() || dis->CtlType != ODT_BUTTON )
+ return wxCheckBoxBase::MSWOnDraw(item);
+
+ // calculate the rectangles for the check mark itself and the label
+ HDC hdc = dis->hDC;
+ RECT& rect = dis->rcItem;
+ RECT rectCheck,
+ rectLabel;
+ rectCheck.top =
+ rectLabel.top = rect.top;
+ rectCheck.bottom =
+ rectLabel.bottom = rect.bottom;
+ const int checkSize = GetBestSize().y;
+ const int MARGIN = 3;
+
+ const bool isRightAligned = HasFlag(wxALIGN_RIGHT);
+ if ( isRightAligned )
+ {
+ rectCheck.right = rect.right;
+ rectCheck.left = rectCheck.right - checkSize;
+
+ rectLabel.right = rectCheck.left - MARGIN;
+ rectLabel.left = rect.left;
+ }
+ else // normal, left-aligned checkbox
+ {
+ rectCheck.left = rect.left;
+ rectCheck.right = rectCheck.left + checkSize;
+
+ rectLabel.left = rectCheck.right + MARGIN;
+ rectLabel.right = rect.right;
+ }
+
+ // show we draw a focus rect?
+ const bool isFocused = m_isPressed || FindFocus() == this;
+
+
+ // draw the checkbox itself
+ wxDCTemp dc(hdc);
+
+ int flags = 0;
+ if ( !IsEnabled() )
+ flags |= wxCONTROL_DISABLED;
+ switch ( Get3StateValue() )
+ {
+ case wxCHK_CHECKED:
+ flags |= wxCONTROL_CHECKED;
+ break;
+
+ case wxCHK_UNDETERMINED:
+ flags |= wxCONTROL_PRESSED;
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unexpected Get3StateValue() return value") );
+ // fall through
+
+ case wxCHK_UNCHECKED:
+ // no extra styles needed
+ break;
+ }
+
+ if ( wxFindWindowAtPoint(wxGetMousePosition()) == this )
+ flags |= wxCONTROL_CURRENT;
+
+ wxRendererNative::Get().
+ DrawCheckBox(this, dc, wxRectFromRECT(rectCheck), flags);
+
+ // draw the text
+ const wxString& label = GetLabel();
+
+ // first we need to measure it
+ UINT fmt = DT_NOCLIP;
+
+ // drawing underlying doesn't look well with focus rect (and the native
+ // control doesn't do it)
+ if ( isFocused )
+ fmt |= DT_HIDEPREFIX;
+ if ( isRightAligned )
+ fmt |= DT_RIGHT;
+ // TODO: also use DT_HIDEPREFIX if the system is configured so
+
+ // we need to get the label real size first if we have to draw a focus rect
+ // around it
+ if ( isFocused )
+ {
+ if ( !::DrawText(hdc, label.wx_str(), label.length(), &rectLabel,
+ fmt | DT_CALCRECT) )
+ {
+ wxLogLastError(_T("DrawText(DT_CALCRECT)"));
+ }
+ }
+
+ if ( !IsEnabled() )
+ {
+ ::SetTextColor(hdc, ::GetSysColor(COLOR_GRAYTEXT));
+ }
+
+ if ( !::DrawText(hdc, label.wx_str(), label.length(), &rectLabel, fmt) )
+ {
+ wxLogLastError(_T("DrawText()"));
+ }
+
+ // finally draw the focus
+ if ( isFocused )
+ {
+ rectLabel.left--;
+ rectLabel.right++;
+ if ( !::DrawFocusRect(hdc, &rectLabel) )
+ {
+ wxLogLastError(_T("DrawFocusRect()"));
+ }
+ }
+
+ return true;
+}
+
+#endif // wxUSE_CHECKBOX
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