/////////////////////////////////////////////////////////////////////////////
-// Name: combobox.cpp
+// Name: msw/combobox.cpp
// Purpose: wxComboBox class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "combobox.h"
#endif
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_COMBOBOX
+
#ifndef WX_PRECOMP
-#include "wx/setup.h"
+ #include "wx/settings.h"
+ #include "wx/log.h"
+ // for wxEVT_COMMAND_TEXT_ENTER
+ #include "wx/textctrl.h"
#endif
-#if wxUSE_COMBOBOX
-
#include "wx/combobox.h"
+#include "wx/brush.h"
#include "wx/clipbrd.h"
#include "wx/msw/private.h"
-#if !USE_SHARED_LIBRARY
+#if wxUSE_TOOLTIPS
+ #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)
+ #include <commctrl.h>
+ #endif
+ #include "wx/tooltip.h"
+#endif // wxUSE_TOOLTIPS
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxComboBoxStyle )
+
+wxBEGIN_FLAGS( wxComboBoxStyle )
+ // 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(wxBORDER)
+
+ // standard window styles
+ wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+ wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+ wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+ wxFLAGS_MEMBER(wxWANTS_CHARS)
+ wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+ wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+ wxFLAGS_MEMBER(wxVSCROLL)
+ wxFLAGS_MEMBER(wxHSCROLL)
+
+ wxFLAGS_MEMBER(wxCB_SIMPLE)
+ wxFLAGS_MEMBER(wxCB_SORT)
+ wxFLAGS_MEMBER(wxCB_READONLY)
+ wxFLAGS_MEMBER(wxCB_DROPDOWN)
+
+wxEND_FLAGS( wxComboBoxStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl,"wx/combobox.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxComboBox)
+ wxEVENT_PROPERTY( Select , wxEVT_COMMAND_COMBOBOX_SELECTED , wxCommandEvent )
+ wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent )
+
+ // TODO DELEGATES
+ wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Value ,wxString, SetValue, GetValue, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY_FLAGS( WindowStyle , wxComboBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxComboBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_5( wxComboBox , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size )
+#else
IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
#endif
-bool wxComboBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
+// ----------------------------------------------------------------------------
+// function prototypes
+// ----------------------------------------------------------------------------
+
+LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
+ UINT message,
+ WPARAM wParam,
+ LPARAM lParam);
+
+// ---------------------------------------------------------------------------
+// global vars
+// ---------------------------------------------------------------------------
+
+// the pointer to standard radio button wnd proc
+static WNDPROC gs_wndprocEdit = (WNDPROC)NULL;
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wnd proc for subclassed edit control
+// ----------------------------------------------------------------------------
+
+LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd,
+ UINT message,
+ WPARAM wParam,
+ LPARAM lParam)
{
- if (param == CBN_SELCHANGE)
- {
- wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId);
- event.SetInt(GetSelection());
- event.SetEventObject(this);
- event.SetString(copystring(GetStringSelection()));
- ProcessCommand(event);
- delete[] event.GetString();
- return TRUE;
- }
- else if (param == CBN_EDITCHANGE)
- {
- wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
- event.SetString(copystring(GetValue()));
- event.SetEventObject(this);
- ProcessCommand(event);
- delete[] event.GetString();
- return TRUE;
- }
- else return FALSE;
+ HWND hwndCombo = ::GetParent(hWnd);
+ wxWindow *win = wxFindWinFromHandle((WXHWND)hwndCombo);
+
+ switch ( message )
+ {
+ // forward some messages to the combobox to generate the appropriate
+ // wxEvents from them
+ case WM_KEYUP:
+ case WM_KEYDOWN:
+ case WM_CHAR:
+ case WM_SETFOCUS:
+ case WM_KILLFOCUS:
+ {
+ wxComboBox *combo = wxDynamicCast(win, wxComboBox);
+ if ( !combo )
+ {
+ // we can get WM_KILLFOCUS while our parent is already half
+ // destroyed and hence doesn't look like a combobx any
+ // longer, check for it to avoid bogus assert failures
+ if ( !win->IsBeingDeleted() )
+ {
+ wxFAIL_MSG( _T("should have combo as parent") );
+ }
+ }
+ else if ( combo->MSWProcessEditMsg(message, wParam, lParam) )
+ {
+ // handled by parent
+ return 0;
+ }
+ }
+ break;
+
+ case WM_GETDLGCODE:
+ {
+ wxCHECK_MSG( win, 0, _T("should have a parent") );
+
+ if ( win->GetWindowStyle() & wxPROCESS_ENTER )
+ {
+ // need to return a custom dlg code or we'll never get it
+ return DLGC_WANTMESSAGE;
+ }
+ }
+ break;
+
+ // deal with tooltips here
+#if wxUSE_TOOLTIPS && defined(TTN_NEEDTEXT)
+ case WM_NOTIFY:
+ {
+ wxCHECK_MSG( win, 0, _T("should have a parent") );
+
+ NMHDR* hdr = (NMHDR *)lParam;
+ if ( hdr->code == TTN_NEEDTEXT )
+ {
+ wxToolTip *tooltip = win->GetToolTip();
+ if ( tooltip )
+ {
+ TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam;
+ ttt->lpszText = (wxChar *)tooltip->GetTip().c_str();
+ }
+
+ // processed
+ return 0;
+ }
+ }
+ break;
+#endif // wxUSE_TOOLTIPS
+ }
+
+ return ::CallWindowProc(CASTWNDPROC gs_wndprocEdit, hWnd, message, wParam, lParam);
}
-bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
- const wxString& value,
- const wxPoint& pos,
- const wxSize& size,
- int n, const wxString choices[],
- long style,
- const wxValidator& validator,
- const wxString& name)
+WXHBRUSH wxComboBox::OnCtlColor(WXHDC pDC,
+ WXHWND WXUNUSED(pWnd),
+ WXUINT WXUNUSED(nCtlColor),
+ WXUINT WXUNUSED(message),
+ WXWPARAM WXUNUSED(wParam),
+ WXLPARAM WXUNUSED(lParam))
{
- SetName(name);
- SetValidator(validator);
- if (parent) parent->AddChild(this);
- SetBackgroundColour(parent->GetDefaultBackgroundColour()) ;
- SetForegroundColour(parent->GetDefaultForegroundColour()) ;
- m_noStrings = n;
-
- m_windowStyle = style;
-
- if ( id == -1 )
- m_windowId = (int)NewControlId();
- else
- m_windowId = id;
-
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
-
- long msStyle = WS_CHILD | WS_HSCROLL | WS_VSCROLL
- | WS_TABSTOP | WS_VISIBLE | CBS_NOINTEGRALHEIGHT;
- if (m_windowStyle & wxCB_READONLY)
- msStyle |= CBS_DROPDOWNLIST;
- else if (m_windowStyle & wxCB_SIMPLE) // A list (shown always) and edit control
- msStyle |= CBS_SIMPLE;
- else
- msStyle |= CBS_DROPDOWN;
-
- if (m_windowStyle & wxCB_SORT)
- msStyle |= CBS_SORT;
-
- bool want3D;
- WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
-
- // Even with extended styles, need to combine with WS_BORDER
- // for them to look right.
- if (want3D || (m_windowStyle & wxSIMPLE_BORDER) || (m_windowStyle & wxRAISED_BORDER) ||
- (m_windowStyle & wxSUNKEN_BORDER) || (m_windowStyle & wxDOUBLE_BORDER))
- msStyle |= WS_BORDER;
-
- HWND wx_combo = CreateWindowEx(exStyle, "COMBOBOX", NULL,
- msStyle,
- 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
- wxGetInstance(), NULL);
-/*
-#if CTL3D
- if (want3D)
- {
- Ctl3dSubclassCtl(wx_combo);
- m_useCtl3D = TRUE;
- }
-#endif
-*/
+ HDC hdc = (HDC)pDC;
+ wxColour colBack = GetBackgroundColour();
- m_hWnd = (WXHWND)wx_combo;
+ if (!IsEnabled())
+ colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
- // Subclass again for purposes of dialog editing mode
- SubclassWin((WXHWND)wx_combo);
+ ::SetBkColor(hdc, wxColourToRGB(colBack));
+ ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
- SetFont(* parent->GetFont());
- int i;
- for (i = 0; i < n; i++)
- SendMessage(wx_combo, CB_INSERTSTRING, i, (LONG)(const char *)choices[i]);
- SendMessage(wx_combo, CB_SETCURSEL, i, 0);
+ wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID);
- SetSize(x, y, width, height);
- if ( value != "" )
- SetWindowText(wx_combo, (const char *)value);
+ return (WXHBRUSH)brush->GetResourceHandle();
+}
+
+// ----------------------------------------------------------------------------
+// wxComboBox callbacks
+// ----------------------------------------------------------------------------
- return TRUE;
+WXLRESULT wxComboBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+{
+ // handle WM_CTLCOLOR messages from our EDIT control to be able to set its
+ // colour correctly (to be the same as our own one)
+ switch ( nMsg )
+ {
+ // we have to handle both: one for the normal case and the other for
+ // wxCB_READONLY
+ case WM_CTLCOLOREDIT:
+ case WM_CTLCOLORSTATIC:
+ WXWORD nCtlColor;
+ WXHDC hdc;
+ WXHWND hwnd;
+ UnpackCtlColor(wParam, lParam, &nCtlColor, &hdc, &hwnd);
+
+ return (WXLRESULT)OnCtlColor(hdc, hwnd, nCtlColor, nMsg, wParam, lParam);
+ }
+
+ return wxChoice::MSWWindowProc(nMsg, wParam, lParam);
}
-wxString wxComboBox::GetValue() const
+bool wxComboBox::MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
{
- return wxGetWindowText(GetHWND());
+ switch ( msg )
+ {
+ case WM_CHAR:
+ // for compatibility with wxTextCtrl, generate a special message
+ // when Enter is pressed
+ if ( wParam == VK_RETURN )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ InitCommandEvent(event);
+ event.SetString(GetValue());
+ event.SetInt(GetSelection());
+ ProcessCommand(event);
+ }
+
+ return HandleChar(wParam, lParam, TRUE /* isASCII */);
+
+ case WM_KEYDOWN:
+ return HandleKeyDown(wParam, lParam);
+
+ case WM_KEYUP:
+ return HandleKeyUp(wParam, lParam);
+
+ case WM_SETFOCUS:
+ return HandleSetFocus((WXHWND)wParam);
+
+ case WM_KILLFOCUS:
+ return HandleKillFocus((WXHWND)wParam);
+ }
+
+ return FALSE;
}
-void wxComboBox::SetValue(const wxString& value)
+bool wxComboBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
{
- // If newlines are denoted by just 10, must stick 13 in front.
- int singletons = 0;
- int len = value.Length();
- int i;
- for (i = 0; i < len; i ++)
- {
- if ((i > 0) && (value[i] == 10) && (value[i-1] != 13))
- singletons ++;
- }
- if (singletons > 0)
- {
- char *tmp = new char[len + singletons + 1];
- int j = 0;
- for (i = 0; i < len; i ++)
+ wxString value;
+ int sel = -1;
+ switch ( param )
{
- if ((i > 0) && (value[i] == 10) && (value[i-1] != 13))
- {
- tmp[j] = 13;
- j ++;
- }
- tmp[j] = value[i];
- j ++;
+ case CBN_SELCHANGE:
+ sel = GetSelection();
+ if ( sel > -1 )
+ {
+ value = GetString(sel);
+
+ wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, GetId());
+ event.SetInt(sel);
+ event.SetEventObject(this);
+ event.SetString(value);
+ ProcessCommand(event);
+ }
+ else
+ {
+ break;
+ }
+
+ // fall through: for compability with wxGTK, also send the text
+ // update event when the selection changes (this also seems more
+ // logical as the text does change)
+
+ case CBN_EDITCHANGE:
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+
+ // if sel != -1, value was initialized above (and we can't use
+ // GetValue() here as it would return the old selection and we
+ // want the new one)
+ if ( sel == -1 )
+ {
+ value = GetValue();
+ }
+ else // we're synthesizing text updated event from sel change
+ {
+ // We need to retrieve the current selection because the user
+ // may have changed it in the previous handler (for CBN_SELCHANGE
+ // above).
+ sel = GetSelection();
+ if ( sel > -1 )
+ {
+ value = GetString(sel);
+ }
+ // we need to do this because the user code expects
+ // wxComboBox::GetValue() to return the new value from
+ // "text updated" handler but it hadn't been updated yet
+ SetValue(value);
+ }
+
+ event.SetString(value);
+ event.SetEventObject(this);
+ ProcessCommand(event);
+ }
+ break;
}
- tmp[j] = 0;
- SetWindowText((HWND) GetHWND(), tmp);
- delete[] tmp;
- }
- else
- SetWindowText((HWND) GetHWND(), (const char *)value);
+
+ // there is no return value for the CBN_ notifications, so always return
+ // FALSE from here to pass the message to DefWindowProc()
+ return FALSE;
+}
+
+WXHWND wxComboBox::GetEditHWND() const
+{
+ // this function should not be called for wxCB_READONLY controls, it is
+ // the callers responsability to check this
+ wxASSERT_MSG( !(GetWindowStyle() & wxCB_READONLY),
+ _T("read-only combobox doesn't have any edit control") );
+
+ POINT pt;
+ pt.x = pt.y = 4;
+ HWND hwndEdit = ::ChildWindowFromPoint(GetHwnd(), pt);
+ if ( !hwndEdit || hwndEdit == GetHwnd() )
+ {
+ wxFAIL_MSG(_T("not read only combobox without edit control?"));
+ }
+
+ return (WXHWND)hwndEdit;
+}
+
+// ----------------------------------------------------------------------------
+// wxComboBox creation
+// ----------------------------------------------------------------------------
+
+bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
+ const wxString& value,
+ const wxPoint& pos,
+ const wxSize& size,
+ int n, const wxString choices[],
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ // pretend that wxComboBox is hidden while it is positioned and resized and
+ // show it only right before leaving this method because otherwise there is
+ // some noticeable flicker while the control rearranges itself
+ m_isShown = FALSE;
+
+ if ( !CreateAndInit(parent, id, pos, size, n, choices, style,
+ validator, name) )
+ return FALSE;
+
+ // we shouldn't call SetValue() for an empty string because this would
+ // (correctly) result in an assert with a read only combobox and is useless
+ // for the other ones anyhow
+ if ( !value.empty() )
+ SetValue(value);
+
+ // a (not read only) combobox is, in fact, 2 controls: the combobox itself
+ // and an edit control inside it and if we want to catch events from this
+ // edit control, we must subclass it as well
+ if ( !(style & wxCB_READONLY) )
+ {
+ gs_wndprocEdit = wxSetWindowProc((HWND)GetEditHWND(),
+ wxComboEditWndProc);
+ }
+
+ // and finally, show the control
+ Show(TRUE);
+
+ return TRUE;
+}
+
+bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
+ const wxString& value,
+ const wxPoint& pos,
+ const wxSize& size,
+ const wxArrayString& choices,
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+ wxCArrayString chs(choices);
+ return Create(parent, id, value, pos, size, chs.GetCount(),
+ chs.GetStrings(), style, validator, name);
+}
+
+WXDWORD wxComboBox::MSWGetStyle(long style, WXDWORD *exstyle) const
+{
+ // we never have an external border
+ WXDWORD msStyle = wxChoice::MSWGetStyle
+ (
+ (style & ~wxBORDER_MASK) | wxBORDER_NONE, exstyle
+ );
+
+ // remove the style always added by wxChoice
+ msStyle &= ~CBS_DROPDOWNLIST;
+
+ if ( style & wxCB_READONLY )
+ msStyle |= CBS_DROPDOWNLIST;
+#ifndef __WXWINCE__
+ else if ( style & wxCB_SIMPLE )
+ msStyle |= CBS_SIMPLE; // A list (shown always) and edit control
+#endif
+ else
+ msStyle |= CBS_DROPDOWN;
+
+ // there is no reason to not always use CBS_AUTOHSCROLL, so do use it
+ msStyle |= CBS_AUTOHSCROLL;
+
+ // NB: we used to also add CBS_NOINTEGRALHEIGHT here but why?
+
+ return msStyle;
+}
+
+// ----------------------------------------------------------------------------
+// wxComboBox text control-like methods
+// ----------------------------------------------------------------------------
+
+void wxComboBox::SetValue(const wxString& value)
+{
+ if ( HasFlag(wxCB_READONLY) )
+ SetStringSelection(value);
+ else
+ SetWindowText(GetHwnd(), value.c_str());
}
// Clipboard operations
void wxComboBox::Copy()
{
- HWND hWnd = (HWND) GetHWND();
- SendMessage(hWnd, WM_COPY, 0, 0L);
+ SendMessage(GetHwnd(), WM_COPY, 0, 0L);
}
void wxComboBox::Cut()
{
- HWND hWnd = (HWND) GetHWND();
- SendMessage(hWnd, WM_CUT, 0, 0L);
+ SendMessage(GetHwnd(), WM_CUT, 0, 0L);
}
void wxComboBox::Paste()
{
- HWND hWnd = (HWND) GetHWND();
- SendMessage(hWnd, WM_PASTE, 0, 0L);
+ SendMessage(GetHwnd(), WM_PASTE, 0, 0L);
}
-void wxComboBox::SetEditable(bool editable)
+void wxComboBox::SetEditable(bool WXUNUSED(editable))
{
// Can't implement in MSW?
-// HWND hWnd = (HWND) GetHWND();
+// HWND hWnd = GetHwnd();
// SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L);
}
void wxComboBox::SetInsertionPoint(long pos)
{
-/*
- HWND hWnd = (HWND) GetHWND();
+ if ( GetWindowStyle() & wxCB_READONLY )
+ return;
+
#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, pos, pos);
- SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
-#else
- SendMessage(hWnd, EM_SETSEL, 0, MAKELPARAM(pos, pos));
-#endif
- char *nothing = "";
- SendMessage(hWnd, EM_REPLACESEL, 0, (LPARAM)nothing);
-*/
+ HWND hWnd = GetHwnd();
+ ::SendMessage(hWnd, CB_SETEDITSEL, 0, MAKELPARAM(pos, pos));
+ HWND hEditWnd = (HWND) GetEditHWND() ;
+ if ( hEditWnd )
+ {
+ // Scroll insertion point into view
+ SendMessage(hEditWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
+ // Why is this necessary? (Copied from wxTextCtrl::SetInsertionPoint)
+ SendMessage(hEditWnd, EM_REPLACESEL, 0, (LPARAM) wxEmptyString);
+ }
+#endif // __WIN32__
}
void wxComboBox::SetInsertionPointEnd()
{
-/*
- long pos = GetLastPosition();
- SetInsertionPoint(pos);
-*/
+ // setting insertion point doesn't make sense for read only comboboxes
+ if ( !(GetWindowStyle() & wxCB_READONLY) )
+ {
+ long pos = GetLastPosition();
+ SetInsertionPoint(pos);
+ }
}
long wxComboBox::GetInsertionPoint() const
{
-/*
- DWORD Pos=(DWORD)SendMessage((HWND) GetHWND(), EM_GETSEL, 0, 0L);
- return Pos&0xFFFF;
-*/
- return 0;
+#ifdef __WIN32__
+ DWORD Pos=(DWORD)SendMessage(GetHwnd(), CB_GETEDITSEL, 0, 0L);
+ return Pos&0xFFFF;
+#else
+ return 0;
+#endif
}
long wxComboBox::GetLastPosition() const
{
-/*
- HWND hWnd = (HWND) GetHWND();
-
- // Will always return a number > 0 (according to docs)
- int noLines = (int)SendMessage(hWnd, EM_GETLINECOUNT, (WPARAM)0, (LPARAM)0L);
+ HWND hEditWnd = (HWND) GetEditHWND();
- // This gets the char index for the _beginning_ of the last line
- int charIndex = (int)SendMessage(hWnd, EM_LINEINDEX, (WPARAM)(noLines-1), (LPARAM)0L);
-
- // Get number of characters in the last line. We'll add this to the character
+ // Get number of characters in the last (only) line. We'll add this to the character
// index for the last line, 1st position.
- int lineLength = (int)SendMessage(hWnd, EM_LINELENGTH, (WPARAM)charIndex, (LPARAM)0L);
+ int lineLength = (int)SendMessage(hEditWnd, EM_LINELENGTH, (WPARAM) 0, (LPARAM)0L);
- return (long)(charIndex + lineLength);
-*/
- return 0;
+ return (long)(lineLength);
}
void wxComboBox::Replace(long from, long to, const wxString& value)
{
#if wxUSE_CLIPBOARD
- HWND hWnd = (HWND) GetHWND();
- long fromChar = from;
- long toChar = to;
-
- // Set selection and remove it
-#ifdef __WIN32__
- SendMessage(hWnd, CB_SETEDITSEL, fromChar, toChar);
-#else
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
-#endif
- SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0);
+ Remove(from, to);
// Now replace with 'value', by pasting.
- wxSetClipboardData(wxDF_TEXT, (wxObject *)(const char *)value, 0, 0);
+ wxSetClipboardData(wxDF_TEXT, (wxObject *)(const wxChar *)value, 0, 0);
// Paste into edit control
- SendMessage(hWnd, WM_PASTE, (WPARAM)0, (LPARAM)0L);
+ SendMessage(GetHwnd(), WM_PASTE, (WPARAM)0, (LPARAM)0L);
#endif
}
void wxComboBox::Remove(long from, long to)
{
- HWND hWnd = (HWND) GetHWND();
- long fromChar = from;
- long toChar = to;
-
- // Cut all selected text
-#ifdef __WIN32__
- SendMessage(hWnd, CB_SETEDITSEL, fromChar, toChar);
-#else
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
-#endif
- SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0);
+ // Set selection and remove it
+ SetSelection(from, to);
+ SendMessage(GetHwnd(), WM_CUT, (WPARAM)0, (LPARAM)0);
}
void wxComboBox::SetSelection(long from, long to)
{
- HWND hWnd = (HWND) GetHWND();
+ HWND hWnd = GetHwnd();
long fromChar = from;
long toChar = to;
// if from and to are both -1, it means
- // (in wxWindows) that all text should be selected.
+ // (in wxWidgets) that all text should be selected.
// This translates into Windows convention
if ((from == -1) && (to == -1))
{
fromChar = 0;
toChar = -1;
}
-
-#ifdef __WIN32__
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)fromChar, (LPARAM)toChar);
-// SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
-#else
- // WPARAM is 0: selection is scrolled into view
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
-#endif
+
+ if ( SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar)) == CB_ERR )
+ {
+ wxLogDebug(_T("CB_SETEDITSEL failed"));
+ }
}
-#endif
- // wxUSE_COMBOBOX
+#endif // wxUSE_COMBOBOX
projects / wxWidgets.git / blobdiff