#include "wx/wx.h"
#endif
+#if wxUSE_SPINCTRL
+
#if defined(__WIN95__)
#include "wx/spinctrl.h"
#include "wx/msw/private.h"
-#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS)
+#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
#include <commctrl.h>
#endif
+#include <limits.h> // for INT_MIN
+
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl, wxControl)
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl, wxControl)
+
+BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton)
+ EVT_CHAR(wxSpinCtrl::OnChar)
+
+ EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus)
+
+ EVT_SPIN(-1, wxSpinCtrl::OnSpinChange)
+END_EVENT_TABLE()
+
+#define GetBuddyHwnd() (HWND)(m_hwndBuddy)
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
-// the margin between the up-down control and its buddy
-static const int MARGIN_BETWEEN = 5;
+// the margin between the up-down control and its buddy (can be arbitrary,
+// choose what you like - or may be decide during run-time depending on the
+// font size?)
+static const int MARGIN_BETWEEN = 1;
// ============================================================================
// implementation
// ============================================================================
+wxArraySpins wxSpinCtrl::ms_allSpins;
+
+// ----------------------------------------------------------------------------
+// wnd proc for the buddy text ctrl
+// ----------------------------------------------------------------------------
+
+LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd,
+ UINT message,
+ WPARAM wParam,
+ LPARAM lParam)
+{
+ wxSpinCtrl *spin = (wxSpinCtrl *)::GetWindowLong(hwnd, GWL_USERDATA);
+
+ // forward some messages (the key and focus ones only so far) to
+ // the spin ctrl
+ switch ( message )
+ {
+ case WM_SETFOCUS:
+ // if the focus comes from the spin control itself, don't set it
+ // back to it -- we don't want to go into an infinite loop
+ if ( wParam == spin->GetHWND() )
+ break;
+ //else: fall through
+
+ case WM_KILLFOCUS:
+ case WM_CHAR:
+ case WM_DEADCHAR:
+ case WM_KEYUP:
+ case WM_KEYDOWN:
+ spin->MSWWindowProc(message, wParam, lParam);
+
+ // The control may have been deleted at this point, so check.
+ if (!(::IsWindow(hwnd) && ((wxSpinCtrl *)::GetWindowLong(hwnd, GWL_USERDATA)) == spin))
+ return 0;
+ break;
+
+ case WM_GETDLGCODE:
+ // we want to get WXK_RETURN in order to generate the event for it
+ return DLGC_WANTCHARS;
+ }
+
+ return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(),
+ hwnd, message, wParam, lParam);
+}
+
+/* static */
+wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy)
+{
+ wxSpinCtrl *spin = (wxSpinCtrl *)::GetWindowLong((HWND)hwndBuddy,
+ GWL_USERDATA);
+
+ int i = ms_allSpins.Index(spin);
+
+ if ( i == wxNOT_FOUND )
+ return NULL;
+
+ // sanity check
+ wxASSERT_MSG( spin->m_hwndBuddy == hwndBuddy,
+ _T("wxSpinCtrl has incorrect buddy HWND!") );
+
+ return spin;
+}
+
+// process a WM_COMMAND generated by the buddy text control
+bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id))
+{
+ switch (cmd)
+ {
+ case EN_CHANGE:
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+ event.SetEventObject(this);
+ wxString val = wxGetWindowText(m_hwndBuddy);
+ event.SetString(val);
+ event.SetInt(GetValue());
+ return GetEventHandler()->ProcessEvent(event);
+ }
+ case EN_SETFOCUS:
+ case EN_KILLFOCUS:
+ {
+ wxFocusEvent event(cmd == EN_KILLFOCUS ? wxEVT_KILL_FOCUS
+ : wxEVT_SET_FOCUS,
+ m_windowId);
+ event.SetEventObject( this );
+ return GetEventHandler()->ProcessEvent(event);
+ }
+ default:
+ break;
+ }
+
+ // not processed
+ return FALSE;
+}
+
+void wxSpinCtrl::OnChar(wxKeyEvent& event)
+{
+ switch ( event.GetKeyCode() )
+ {
+ case WXK_RETURN:
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ InitCommandEvent(event);
+ wxString val = wxGetWindowText(m_hwndBuddy);
+ event.SetString(val);
+ event.SetInt(GetValue());
+ if ( GetEventHandler()->ProcessEvent(event) )
+ return;
+ break;
+ }
+
+ case WXK_TAB:
+ // always produce navigation event - even if we process TAB
+ // ourselves the fact that we got here means that the user code
+ // decided to skip processing of this TAB - probably to let it
+ // do its default job.
+ {
+ wxNavigationKeyEvent eventNav;
+ eventNav.SetDirection(!event.ShiftDown());
+ eventNav.SetWindowChange(event.ControlDown());
+ eventNav.SetEventObject(this);
+
+ if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
+ return;
+ }
+ break;
+ }
+
+ // no, we didn't process it
+ event.Skip();
+}
+
+void wxSpinCtrl::OnSetFocus(wxFocusEvent& event)
+{
+ // when we get focus, give it to our buddy window as it needs it more than
+ // we do
+ ::SetFocus((HWND)m_hwndBuddy);
+
+ event.Skip();
+}
+
// ----------------------------------------------------------------------------
// construction
// ----------------------------------------------------------------------------
bool wxSpinCtrl::Create(wxWindow *parent,
wxWindowID id,
+ const wxString& value,
const wxPoint& pos,
const wxSize& size,
long style,
// before using DoGetBestSize(), have to set style to let the base class
// know whether this is a horizontal or vertical control (we're always
// vertical)
- SetWindowStyle(style | wxSP_VERTICAL);
+ style |= wxSP_VERTICAL;
+
+ if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
+ style |= wxBORDER_SUNKEN;
+
+ SetWindowStyle(style);
+
+ WXDWORD exStyle = 0;
+ WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
// calculate the sizes: the size given is the toal size for both controls
// and we need to fit them both in the given width (height is the same)
wxSize sizeText(size), sizeBtn(size);
sizeBtn.x = wxSpinButton::DoGetBestSize().x;
+ if ( sizeText.x <= 0 )
+ {
+ // DEFAULT_ITEM_WIDTH is the default width for the text control
+ sizeText.x = DEFAULT_ITEM_WIDTH + MARGIN_BETWEEN + sizeBtn.x;
+ }
+
sizeText.x -= sizeBtn.x + MARGIN_BETWEEN;
if ( sizeText.x <= 0 )
{
wxPoint posBtn(pos);
posBtn.x += sizeText.x + MARGIN_BETWEEN;
+ // we must create the text control before the spin button for the purpose
+ // of the dialog navigation: if there is a static text just before the spin
+ // control, activating it by Alt-letter should give focus to the text
+ // control, not the spin and the dialog navigation code will give focus to
+ // the next control (at Windows level), not the one after it
+
+ // create the text window
+
+ m_hwndBuddy = (WXHWND)::CreateWindowEx
+ (
+ exStyle, // sunken border
+ _T("EDIT"), // window class
+ NULL, // no window title
+ msStyle, // style (will be shown later)
+ pos.x, pos.y, // position
+ 0, 0, // size (will be set later)
+ GetHwndOf(parent), // parent
+ (HMENU)-1, // control id
+ wxGetInstance(), // app instance
+ NULL // unused client data
+ );
+
+ if ( !m_hwndBuddy )
+ {
+ wxLogLastError(wxT("CreateWindow(buddy text window)"));
+
+ return FALSE;
+ }
+
+
// create the spin button
if ( !wxSpinButton::Create(parent, id, posBtn, sizeBtn, style, name) )
{
SetRange(min, max);
SetValue(initial);
- // create the text window
+ // subclass the text ctrl to be able to intercept some events
+ m_wndProcBuddy = (WXFARPROC)::GetWindowLong(GetBuddyHwnd(), GWL_WNDPROC);
+ ::SetWindowLong(GetBuddyHwnd(), GWL_USERDATA, (LONG)this);
+ ::SetWindowLong(GetBuddyHwnd(), GWL_WNDPROC, (LONG)wxBuddyTextWndProc);
+
+ // should have the same font as the other controls
+ SetFont(GetParent()->GetFont());
+
+ // set the size of the text window - can do it only now, because we
+ // couldn't call DoGetBestSize() before as font wasn't set
if ( sizeText.y <= 0 )
{
- // make it the same height as the button then
- int x, y;
- wxSpinButton::DoGetSize(&x, &y);
+ int cx, cy;
+ wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
- sizeText.y = y;
+ sizeText.y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
}
- m_hwndBuddy = (WXHWND)::CreateWindowEx
- (
- WS_EX_CLIENTEDGE, // sunken border
- _T("EDIT"), // window class
- NULL, // no window title
- WS_CHILD | WS_VISIBLE | WS_BORDER, // style
- pos.x, pos.y, // position
- sizeText.x, sizeText.y, // size
- GetHwndOf(parent), // parent
- (HMENU)-1, // control id
- wxGetInstance(), // app instance
- NULL // unused client data
- );
+ DoMoveWindow(pos.x, pos.y,
+ sizeText.x + sizeBtn.x + MARGIN_BETWEEN, sizeText.y);
- if ( !m_hwndBuddy )
+ (void)::ShowWindow(GetBuddyHwnd(), SW_SHOW);
+
+ // associate the text window with the spin button
+ (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
+
+ if ( !value.IsEmpty() )
+ {
+ SetValue(value);
+ }
+
+ // do it after finishing with m_hwndBuddy creation to avoid generating
+ // initial wxEVT_COMMAND_TEXT_UPDATED message
+ ms_allSpins.Add(this);
+
+ return TRUE;
+}
+
+wxSpinCtrl::~wxSpinCtrl()
+{
+ ms_allSpins.Remove(this);
+
+ // This removes spurious memory leak reporting
+ if (ms_allSpins.GetCount() == 0)
+ ms_allSpins.Clear();
+
+ // destroy the buddy window because this pointer which wxBuddyTextWndProc
+ // uses will not soon be valid any more
+ ::DestroyWindow(GetBuddyHwnd());
+}
+
+// ----------------------------------------------------------------------------
+// wxTextCtrl-like methods
+// ----------------------------------------------------------------------------
+
+void wxSpinCtrl::SetValue(const wxString& text)
+{
+ if ( !::SetWindowText(GetBuddyHwnd(), text.c_str()) )
+ {
+ wxLogLastError(wxT("SetWindowText(buddy)"));
+ }
+}
+
+int wxSpinCtrl::GetValue() const
+{
+ wxString val = wxGetWindowText(m_hwndBuddy);
+
+ long n;
+ if ( (wxSscanf(val, wxT("%lu"), &n) != 1) )
+ n = INT_MIN;
+
+ return n;
+}
+
+void wxSpinCtrl::SetSelection(long from, long to)
+{
+ // if from and to are both -1, it means (in wxWindows) that all text should
+ // be selected - translate into Windows convention
+ if ( (from == -1) && (to == -1) )
{
- wxLogLastError("CreateWindow(buddy text window)");
+ from = 0;
+ }
+
+ ::SendMessage((HWND)m_hwndBuddy, EM_SETSEL, (WPARAM)from, (LPARAM)to);
+}
+
+// ----------------------------------------------------------------------------
+// forward some methods to subcontrols
+// ----------------------------------------------------------------------------
+bool wxSpinCtrl::SetFont(const wxFont& font)
+{
+ if ( !wxWindowBase::SetFont(font) )
+ {
+ // nothing to do
return FALSE;
}
- // should have the same font as the other controls
- WXHANDLE hFont = GetParent()->GetFont().GetResourceHandle();
- ::SendMessage((HWND)m_hwndBuddy, WM_SETFONT, (WPARAM)hFont, TRUE);
+ WXHANDLE hFont = GetFont().GetResourceHandle();
+ (void)::SendMessage(GetBuddyHwnd(), WM_SETFONT, (WPARAM)hFont, TRUE);
- // associate the text window with the spin button
- (void)SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
+ return TRUE;
+}
+
+bool wxSpinCtrl::Show(bool show)
+{
+ if ( !wxControl::Show(show) )
+ {
+ return FALSE;
+ }
+
+ ::ShowWindow(GetBuddyHwnd(), show ? SW_SHOW : SW_HIDE);
return TRUE;
}
+bool wxSpinCtrl::Enable(bool enable)
+{
+ if ( !wxControl::Enable(enable) )
+ {
+ return FALSE;
+ }
+
+ ::EnableWindow(GetBuddyHwnd(), enable);
+
+ return TRUE;
+}
+
+void wxSpinCtrl::SetFocus()
+{
+ ::SetFocus(GetBuddyHwnd());
+}
+
+// ----------------------------------------------------------------------------
+// event processing
+// ----------------------------------------------------------------------------
+
+void wxSpinCtrl::OnSpinChange(wxSpinEvent& eventSpin)
+{
+ wxCommandEvent event(wxEVT_COMMAND_SPINCTRL_UPDATED, GetId());
+ event.SetEventObject(this);
+ event.SetInt(eventSpin.GetPosition());
+
+ (void)GetEventHandler()->ProcessEvent(event);
+
+ if ( eventSpin.GetSkipped() )
+ {
+ event.Skip();
+ }
+}
+
// ----------------------------------------------------------------------------
// size calculations
// ----------------------------------------------------------------------------
+wxSize wxSpinCtrl::DoGetBestSize() const
+{
+ wxSize sizeBtn = wxSpinButton::DoGetBestSize();
+ sizeBtn.x += DEFAULT_ITEM_WIDTH + MARGIN_BETWEEN;
+
+ int y;
+ wxGetCharSize(GetHWND(), NULL, &y, &GetFont());
+ y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(y);
+
+ if ( sizeBtn.y < y )
+ {
+ // make the text tall enough
+ sizeBtn.y = y;
+ }
+
+ return sizeBtn;
+}
+
void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height)
{
- int widthBtn = DoGetBestSize().x;
+ int widthBtn = wxSpinButton::DoGetBestSize().x;
int widthText = width - widthBtn - MARGIN_BETWEEN;
if ( widthText <= 0 )
{
wxLogDebug(_T("not enough space for wxSpinCtrl!"));
}
- if ( !::MoveWindow((HWND)m_hwndBuddy, x, y, widthText, height, TRUE) )
+ if ( !::MoveWindow(GetBuddyHwnd(), x, y, widthText, height, TRUE) )
{
- wxLogLastError("MoveWindow(buddy)");
+ wxLogLastError(wxT("MoveWindow(buddy)"));
}
x += widthText + MARGIN_BETWEEN;
if ( !::MoveWindow(GetHwnd(), x, y, widthBtn, height, TRUE) )
{
- wxLogLastError("MoveWindow");
+ wxLogLastError(wxT("MoveWindow"));
}
}
+// get total size of the control
+void wxSpinCtrl::DoGetSize(int *x, int *y) const
+{
+ RECT spinrect, textrect, ctrlrect;
+ GetWindowRect(GetHwnd(), &spinrect);
+ GetWindowRect(GetBuddyHwnd(), &textrect);
+ UnionRect(&ctrlrect,&textrect, &spinrect);
+
+ if ( x )
+ *x = ctrlrect.right - ctrlrect.left;
+ if ( y )
+ *y = ctrlrect.bottom - ctrlrect.top;
+}
+
+void wxSpinCtrl::DoGetPosition(int *x, int *y) const
+{
+ // hack: pretend that our HWND is the text control just for a moment
+ WXHWND hWnd = GetHWND();
+ wxConstCast(this, wxSpinCtrl)->m_hWnd = m_hwndBuddy;
+
+ wxSpinButton::DoGetPosition(x, y);
+
+ wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd;
+}
+
#endif // __WIN95__
+
+#endif
+ // wxUSE_SPINCTRL
+
projects / wxWidgets.git / blobdiff