X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/78e788120814699ab0a0d2fab1131285f5e0fd7a..241b769f9670cd372c45db51f5f71ba83f93bad5:/src/generic/grideditors.cpp?ds=sidebyside diff --git a/src/generic/grideditors.cpp b/src/generic/grideditors.cpp index 6ef0c4a2c2..6574ed6cb8 100644 --- a/src/generic/grideditors.cpp +++ b/src/generic/grideditors.cpp @@ -1,1549 +1,1556 @@ -/////////////////////////////////////////////////////////////////////////// -// Name: src/generic/grideditors.cpp -// Purpose: wxGridCellEditorEvtHandler and wxGrid editors -// Author: Michael Bedward (based on code by Julian Smart, Robin Dunn) -// Modified by: Robin Dunn, Vadim Zeitlin, Santiago Palacios -// Created: 1/08/1999 -// RCS-ID: $Id$ -// Copyright: (c) Michael Bedward (mbedward@ozemail.com.au) -// Licence: wxWindows licence -///////////////////////////////////////////////////////////////////////////// - -// For compilers that support precompilation, includes "wx/wx.h". -#include "wx/wxprec.h" - -#ifdef __BORLANDC__ - #pragma hdrstop -#endif - -#if wxUSE_GRID - -#include "wx/grid.h" - -#ifndef WX_PRECOMP - #include "wx/utils.h" - #include "wx/dcclient.h" - #include "wx/settings.h" - #include "wx/log.h" - #include "wx/textctrl.h" - #include "wx/checkbox.h" - #include "wx/combobox.h" - #include "wx/valtext.h" - #include "wx/intl.h" - #include "wx/math.h" - #include "wx/listbox.h" -#endif - -#include "wx/textfile.h" -#include "wx/spinctrl.h" -#include "wx/tokenzr.h" -#include "wx/renderer.h" -#include "wx/headerctrl.h" - -#include "wx/generic/gridsel.h" -#include "wx/generic/grideditors.h" -#include "wx/generic/private/grid.h" - -#if defined(__WXMOTIF__) - #define WXUNUSED_MOTIF(identifier) WXUNUSED(identifier) -#else - #define WXUNUSED_MOTIF(identifier) identifier -#endif - -#if defined(__WXGTK__) - #define WXUNUSED_GTK(identifier) WXUNUSED(identifier) -#else - #define WXUNUSED_GTK(identifier) identifier -#endif - -// Required for wxIs... functions -#include - -// ============================================================================ -// implementation -// ============================================================================ - -// ---------------------------------------------------------------------------- -// wxGridCellEditorEvtHandler -// ---------------------------------------------------------------------------- - -void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event) -{ - // Don't disable the cell if we're just starting to edit it - if ( m_inSetFocus ) - { - event.Skip(); - return; - } - - // accept changes - m_grid->DisableCellEditControl(); - - // notice that we must not skip the event here because the call above may - // delete the control which received the kill focus event in the first - // place and if we pretend not having processed the event, the search for a - // handler for it will continue using the now deleted object resulting in a - // crash -} - -void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event) -{ - switch ( event.GetKeyCode() ) - { - case WXK_ESCAPE: - m_editor->Reset(); - m_grid->DisableCellEditControl(); - break; - - case WXK_TAB: - m_grid->GetEventHandler()->ProcessEvent( event ); - break; - - case WXK_RETURN: - case WXK_NUMPAD_ENTER: - if (!m_grid->GetEventHandler()->ProcessEvent(event)) - m_editor->HandleReturn(event); - break; - - default: - event.Skip(); - break; - } -} - -void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event) -{ - int row = m_grid->GetGridCursorRow(); - int col = m_grid->GetGridCursorCol(); - wxRect rect = m_grid->CellToRect( row, col ); - int cw, ch; - m_grid->GetGridWindow()->GetClientSize( &cw, &ch ); - - // if cell width is smaller than grid client area, cell is wholly visible - bool wholeCellVisible = (rect.GetWidth() < cw); - - switch ( event.GetKeyCode() ) - { - case WXK_ESCAPE: - case WXK_TAB: - case WXK_RETURN: - case WXK_NUMPAD_ENTER: - break; - - case WXK_HOME: - { - if ( wholeCellVisible ) - { - // no special processing needed... - event.Skip(); - break; - } - - // do special processing for partly visible cell... - - // get the widths of all cells previous to this one - int colXPos = 0; - for ( int i = 0; i < col; i++ ) - { - colXPos += m_grid->GetColSize(i); - } - - int xUnit = 1, yUnit = 1; - m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit); - if (col != 0) - { - m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL)); - } - else - { - m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL)); - } - event.Skip(); - break; - } - - case WXK_END: - { - if ( wholeCellVisible ) - { - // no special processing needed... - event.Skip(); - break; - } - - // do special processing for partly visible cell... - - int textWidth = 0; - wxString value = m_grid->GetCellValue(row, col); - if ( wxEmptyString != value ) - { - // get width of cell CONTENTS (text) - int y; - wxFont font = m_grid->GetCellFont(row, col); - m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font); - - // try to RIGHT align the text by scrolling - int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth(); - - // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far, - // otherwise the last part of the cell content might be hidden below the scroll bar - // FIXME: maybe there is a more suitable correction? - textWidth -= (client_right - (m_grid->GetScrollLineX() * 2)); - if ( textWidth < 0 ) - { - textWidth = 0; - } - } - - // get the widths of all cells previous to this one - int colXPos = 0; - for ( int i = 0; i < col; i++ ) - { - colXPos += m_grid->GetColSize(i); - } - - // and add the (modified) text width of the cell contents - // as we'd like to see the last part of the cell contents - colXPos += textWidth; - - int xUnit = 1, yUnit = 1; - m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit); - m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL)); - event.Skip(); - break; - } - - default: - event.Skip(); - break; - } -} - -// ---------------------------------------------------------------------------- -// wxGridCellEditor -// ---------------------------------------------------------------------------- - -wxGridCellEditor::wxGridCellEditor() -{ - m_control = NULL; - m_attr = NULL; -} - -wxGridCellEditor::~wxGridCellEditor() -{ - Destroy(); -} - -void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent), - wxWindowID WXUNUSED(id), - wxEvtHandler* evtHandler) -{ - if ( evtHandler ) - m_control->PushEventHandler(evtHandler); -} - -void wxGridCellEditor::PaintBackground(const wxRect& rectCell, - wxGridCellAttr *attr) -{ - // erase the background because we might not fill the cell - wxClientDC dc(m_control->GetParent()); - wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow); - if (gridWindow) - gridWindow->GetOwner()->PrepareDC(dc); - - dc.SetPen(*wxTRANSPARENT_PEN); - dc.SetBrush(wxBrush(attr->GetBackgroundColour())); - dc.DrawRectangle(rectCell); - - // redraw the control we just painted over - m_control->Refresh(); -} - -void wxGridCellEditor::Destroy() -{ - if (m_control) - { - m_control->PopEventHandler( true /* delete it*/ ); - - m_control->Destroy(); - m_control = NULL; - } -} - -void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr) -{ - wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); - - m_control->Show(show); - - if ( show ) - { - // set the colours/fonts if we have any - if ( attr ) - { - m_colFgOld = m_control->GetForegroundColour(); - m_control->SetForegroundColour(attr->GetTextColour()); - - m_colBgOld = m_control->GetBackgroundColour(); - m_control->SetBackgroundColour(attr->GetBackgroundColour()); - -// Workaround for GTK+1 font setting problem on some platforms -#if !defined(__WXGTK__) || defined(__WXGTK20__) - m_fontOld = m_control->GetFont(); - m_control->SetFont(attr->GetFont()); -#endif - - // can't do anything more in the base class version, the other - // attributes may only be used by the derived classes - } - } - else - { - // restore the standard colours fonts - if ( m_colFgOld.Ok() ) - { - m_control->SetForegroundColour(m_colFgOld); - m_colFgOld = wxNullColour; - } - - if ( m_colBgOld.Ok() ) - { - m_control->SetBackgroundColour(m_colBgOld); - m_colBgOld = wxNullColour; - } - -// Workaround for GTK+1 font setting problem on some platforms -#if !defined(__WXGTK__) || defined(__WXGTK20__) - if ( m_fontOld.Ok() ) - { - m_control->SetFont(m_fontOld); - m_fontOld = wxNullFont; - } -#endif - } -} - -void wxGridCellEditor::SetSize(const wxRect& rect) -{ - wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); - - m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE); -} - -void wxGridCellEditor::HandleReturn(wxKeyEvent& event) -{ - event.Skip(); -} - -bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event) -{ - bool ctrl = event.ControlDown(); - bool alt = event.AltDown(); - -#ifdef __WXMAC__ - // On the Mac the Alt key is more like shift and is used for entry of - // valid characters, so check for Ctrl and Meta instead. - alt = event.MetaDown(); -#endif - - // Assume it's not a valid char if ctrl or alt is down, but if both are - // down then it may be because of an AltGr key combination, so let them - // through in that case. - if ((ctrl || alt) && !(ctrl && alt)) - return false; - -#if wxUSE_UNICODE - // if the unicode key code is not really a unicode character (it may - // be a function key or etc., the platforms appear to always give us a - // small value in this case) then fallback to the ASCII key code but - // don't do anything for function keys or etc. - if ( event.GetUnicodeKey() > 127 && event.GetKeyCode() > 127 ) - return false; -#else - if ( event.GetKeyCode() > 255 ) - return false; -#endif - - return true; -} - -void wxGridCellEditor::StartingKey(wxKeyEvent& event) -{ - event.Skip(); -} - -void wxGridCellEditor::StartingClick() -{ -} - -#if wxUSE_TEXTCTRL - -// ---------------------------------------------------------------------------- -// wxGridCellTextEditor -// ---------------------------------------------------------------------------- - -wxGridCellTextEditor::wxGridCellTextEditor() -{ - m_maxChars = 0; -} - -void wxGridCellTextEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ - DoCreate(parent, id, evtHandler); -} - -void wxGridCellTextEditor::DoCreate(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler, - long style) -{ - style |= wxTE_PROCESS_ENTER | wxTE_PROCESS_TAB | wxNO_BORDER; - - m_control = new wxTextCtrl(parent, id, wxEmptyString, - wxDefaultPosition, wxDefaultSize, - style); - - // set max length allowed in the textctrl, if the parameter was set - if ( m_maxChars != 0 ) - { - Text()->SetMaxLength(m_maxChars); - } - - wxGridCellEditor::Create(parent, id, evtHandler); -} - -void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell), - wxGridCellAttr * WXUNUSED(attr)) -{ - // as we fill the entire client area, - // don't do anything here to minimize flicker -} - -void wxGridCellTextEditor::SetSize(const wxRect& rectOrig) -{ - wxRect rect(rectOrig); - - // Make the edit control large enough to allow for internal margins - // - // TODO: remove this if the text ctrl sizing is improved esp. for unix - // -#if defined(__WXGTK__) - if (rect.x != 0) - { - rect.x += 1; - rect.y += 1; - rect.width -= 1; - rect.height -= 1; - } -#elif defined(__WXMSW__) - if ( rect.x == 0 ) - rect.x += 2; - else - rect.x += 3; - - if ( rect.y == 0 ) - rect.y += 2; - else - rect.y += 3; - - rect.width -= 2; - rect.height -= 2; -#else - int extra_x = ( rect.x > 2 ) ? 2 : 1; - int extra_y = ( rect.y > 2 ) ? 2 : 1; - - #if defined(__WXMOTIF__) - extra_x *= 2; - extra_y *= 2; - #endif - - rect.SetLeft( wxMax(0, rect.x - extra_x) ); - rect.SetTop( wxMax(0, rect.y - extra_y) ); - rect.SetRight( rect.GetRight() + 2 * extra_x ); - rect.SetBottom( rect.GetBottom() + 2 * extra_y ); -#endif - - wxGridCellEditor::SetSize(rect); -} - -void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); - - m_value = grid->GetTable()->GetValue(row, col); - - DoBeginEdit(m_value); -} - -void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue) -{ - Text()->SetValue(startValue); - Text()->SetInsertionPointEnd(); - Text()->SetSelection(-1, -1); - Text()->SetFocus(); -} - -bool wxGridCellTextEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& WXUNUSED(oldval), - wxString *newval) -{ - wxCHECK_MSG( m_control, false, - "wxGridCellTextEditor must be created first!" ); - - const wxString value = Text()->GetValue(); - if ( value == m_value ) - return false; - - m_value = value; - - if ( newval ) - *newval = m_value; - - return true; -} - -void wxGridCellTextEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - grid->GetTable()->SetValue(row, col, m_value); - m_value.clear(); -} - -void wxGridCellTextEditor::Reset() -{ - wxASSERT_MSG( m_control, "wxGridCellTextEditor must be created first!" ); - - DoReset(m_value); -} - -void wxGridCellTextEditor::DoReset(const wxString& startValue) -{ - Text()->SetValue(startValue); - Text()->SetInsertionPointEnd(); -} - -bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event) -{ - return wxGridCellEditor::IsAcceptedKey(event); -} - -void wxGridCellTextEditor::StartingKey(wxKeyEvent& event) -{ - // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no - // longer an appropriate way to get the character into the text control. - // Do it ourselves instead. We know that if we get this far that we have - // a valid character, so not a whole lot of testing needs to be done. - - wxTextCtrl* tc = Text(); - wxChar ch; - long pos; - -#if wxUSE_UNICODE - ch = event.GetUnicodeKey(); - if (ch <= 127) - ch = (wxChar)event.GetKeyCode(); -#else - ch = (wxChar)event.GetKeyCode(); -#endif - - switch (ch) - { - case WXK_DELETE: - // delete the character at the cursor - pos = tc->GetInsertionPoint(); - if (pos < tc->GetLastPosition()) - tc->Remove(pos, pos + 1); - break; - - case WXK_BACK: - // delete the character before the cursor - pos = tc->GetInsertionPoint(); - if (pos > 0) - tc->Remove(pos - 1, pos); - break; - - default: - tc->WriteText(ch); - break; - } -} - -void wxGridCellTextEditor::HandleReturn( wxKeyEvent& - WXUNUSED_GTK(WXUNUSED_MOTIF(event)) ) -{ -#if defined(__WXMOTIF__) || defined(__WXGTK__) - // wxMotif needs a little extra help... - size_t pos = (size_t)( Text()->GetInsertionPoint() ); - wxString s( Text()->GetValue() ); - s = s.Left(pos) + wxT("\n") + s.Mid(pos); - Text()->SetValue(s); - Text()->SetInsertionPoint( pos ); -#else - // the other ports can handle a Return key press - // - event.Skip(); -#endif -} - -void wxGridCellTextEditor::SetParameters(const wxString& params) -{ - if ( !params ) - { - // reset to default - m_maxChars = 0; - } - else - { - long tmp; - if ( params.ToLong(&tmp) ) - { - m_maxChars = (size_t)tmp; - } - else - { - wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() ); - } - } -} - -// return the value in the text control -wxString wxGridCellTextEditor::GetValue() const -{ - return Text()->GetValue(); -} - -// ---------------------------------------------------------------------------- -// wxGridCellNumberEditor -// ---------------------------------------------------------------------------- - -wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max) -{ - m_min = min; - m_max = max; -} - -void wxGridCellNumberEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ -#if wxUSE_SPINCTRL - if ( HasRange() ) - { - // create a spin ctrl - m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString, - wxDefaultPosition, wxDefaultSize, - wxSP_ARROW_KEYS, - m_min, m_max); - - wxGridCellEditor::Create(parent, id, evtHandler); - } - else -#endif - { - // just a text control - wxGridCellTextEditor::Create(parent, id, evtHandler); - -#if wxUSE_VALIDATORS - Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC)); -#endif - } -} - -void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - // first get the value - wxGridTableBase *table = grid->GetTable(); - if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) ) - { - m_value = table->GetValueAsLong(row, col); - } - else - { - m_value = 0; - wxString sValue = table->GetValue(row, col); - if (! sValue.ToLong(&m_value) && ! sValue.empty()) - { - wxFAIL_MSG( _T("this cell doesn't have numeric value") ); - return; - } - } - -#if wxUSE_SPINCTRL - if ( HasRange() ) - { - Spin()->SetValue((int)m_value); - Spin()->SetFocus(); - } - else -#endif - { - DoBeginEdit(GetString()); - } -} - -bool wxGridCellNumberEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& oldval, wxString *newval) -{ - long value = 0; - wxString text; - -#if wxUSE_SPINCTRL - if ( HasRange() ) - { - value = Spin()->GetValue(); - if ( value == m_value ) - return false; - - text.Printf(wxT("%ld"), value); - } - else // using unconstrained input -#endif // wxUSE_SPINCTRL - { - text = Text()->GetValue(); - if ( text.empty() ) - { - if ( oldval.empty() ) - return false; - } - else // non-empty text now (maybe 0) - { - if ( !text.ToLong(&value) ) - return false; - - // if value == m_value == 0 but old text was "" and new one is - // "0" something still did change - if ( value == m_value && (value || !oldval.empty()) ) - return false; - } - } - - m_value = value; - - if ( newval ) - *newval = text; - - return true; -} - -void wxGridCellNumberEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - wxGridTableBase * const table = grid->GetTable(); - if ( table->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER) ) - table->SetValueAsLong(row, col, m_value); - else - table->SetValue(row, col, wxString::Format("%ld", m_value)); -} - -void wxGridCellNumberEditor::Reset() -{ -#if wxUSE_SPINCTRL - if ( HasRange() ) - { - Spin()->SetValue((int)m_value); - } - else -#endif - { - DoReset(GetString()); - } -} - -bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event) -{ - if ( wxGridCellEditor::IsAcceptedKey(event) ) - { - int keycode = event.GetKeyCode(); - if ( (keycode < 128) && - (wxIsdigit(keycode) || keycode == '+' || keycode == '-')) - { - return true; - } - } - - return false; -} - -void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event) -{ - int keycode = event.GetKeyCode(); - if ( !HasRange() ) - { - if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-') - { - wxGridCellTextEditor::StartingKey(event); - - // skip Skip() below - return; - } - } -#if wxUSE_SPINCTRL - else - { - if ( wxIsdigit(keycode) ) - { - wxSpinCtrl* spin = (wxSpinCtrl*)m_control; - spin->SetValue(keycode - '0'); - spin->SetSelection(1,1); - return; - } - } -#endif - - event.Skip(); -} - -void wxGridCellNumberEditor::SetParameters(const wxString& params) -{ - if ( !params ) - { - // reset to default - m_min = - m_max = -1; - } - else - { - long tmp; - if ( params.BeforeFirst(_T(',')).ToLong(&tmp) ) - { - m_min = (int)tmp; - - if ( params.AfterFirst(_T(',')).ToLong(&tmp) ) - { - m_max = (int)tmp; - - // skip the error message below - return; - } - } - - wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str()); - } -} - -// return the value in the spin control if it is there (the text control otherwise) -wxString wxGridCellNumberEditor::GetValue() const -{ - wxString s; - -#if wxUSE_SPINCTRL - if ( HasRange() ) - { - long value = Spin()->GetValue(); - s.Printf(wxT("%ld"), value); - } - else -#endif - { - s = Text()->GetValue(); - } - - return s; -} - -// ---------------------------------------------------------------------------- -// wxGridCellFloatEditor -// ---------------------------------------------------------------------------- - -wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision) -{ - m_width = width; - m_precision = precision; -} - -void wxGridCellFloatEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ - wxGridCellTextEditor::Create(parent, id, evtHandler); - -#if wxUSE_VALIDATORS - Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC)); -#endif -} - -void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - // first get the value - wxGridTableBase * const table = grid->GetTable(); - if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) ) - { - m_value = table->GetValueAsDouble(row, col); - } - else - { - m_value = 0.0; - - const wxString value = table->GetValue(row, col); - if ( !value.empty() ) - { - if ( !value.ToDouble(&m_value) ) - { - wxFAIL_MSG( _T("this cell doesn't have float value") ); - return; - } - } - } - - DoBeginEdit(GetString()); -} - -bool wxGridCellFloatEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& oldval, wxString *newval) -{ - const wxString text(Text()->GetValue()); - - double value; - if ( !text.empty() ) - { - if ( !text.ToDouble(&value) ) - return false; - } - else // new value is empty string - { - if ( oldval.empty() ) - return false; // nothing changed - - value = 0.; - } - - // the test for empty strings ensures that we don't skip the value setting - // when "" is replaced by "0" or vice versa as "" numeric value is also 0. - if ( wxIsSameDouble(value, m_value) && !text.empty() && !oldval.empty() ) - return false; // nothing changed - - m_value = value; - - if ( newval ) - *newval = text; - - return true; -} - -void wxGridCellFloatEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - wxGridTableBase * const table = grid->GetTable(); - - if ( table->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT) ) - table->SetValueAsDouble(row, col, m_value); - else - table->SetValue(row, col, Text()->GetValue()); -} - -void wxGridCellFloatEditor::Reset() -{ - DoReset(GetString()); -} - -void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event) -{ - int keycode = event.GetKeyCode(); - char tmpbuf[2]; - tmpbuf[0] = (char) keycode; - tmpbuf[1] = '\0'; - wxString strbuf(tmpbuf, *wxConvCurrent); - -#if wxUSE_INTL - bool is_decimal_point = ( strbuf == - wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) ); -#else - bool is_decimal_point = ( strbuf == _T(".") ); -#endif - - if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-' - || is_decimal_point ) - { - wxGridCellTextEditor::StartingKey(event); - - // skip Skip() below - return; - } - - event.Skip(); -} - -void wxGridCellFloatEditor::SetParameters(const wxString& params) -{ - if ( !params ) - { - // reset to default - m_width = - m_precision = -1; - } - else - { - long tmp; - if ( params.BeforeFirst(_T(',')).ToLong(&tmp) ) - { - m_width = (int)tmp; - - if ( params.AfterFirst(_T(',')).ToLong(&tmp) ) - { - m_precision = (int)tmp; - - // skip the error message below - return; - } - } - - wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str()); - } -} - -wxString wxGridCellFloatEditor::GetString() const -{ - wxString fmt; - if ( m_precision == -1 && m_width != -1) - { - // default precision - fmt.Printf(_T("%%%d.f"), m_width); - } - else if ( m_precision != -1 && m_width == -1) - { - // default width - fmt.Printf(_T("%%.%df"), m_precision); - } - else if ( m_precision != -1 && m_width != -1 ) - { - fmt.Printf(_T("%%%d.%df"), m_width, m_precision); - } - else - { - // default width/precision - fmt = _T("%f"); - } - - return wxString::Format(fmt, m_value); -} - -bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event) -{ - if ( wxGridCellEditor::IsAcceptedKey(event) ) - { - const int keycode = event.GetKeyCode(); - if ( isascii(keycode) ) - { - char tmpbuf[2]; - tmpbuf[0] = (char) keycode; - tmpbuf[1] = '\0'; - wxString strbuf(tmpbuf, *wxConvCurrent); - -#if wxUSE_INTL - const wxString decimalPoint = - wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER); -#else - const wxString decimalPoint(_T('.')); -#endif - - // accept digits, 'e' as in '1e+6', also '-', '+', and '.' - if ( wxIsdigit(keycode) || - tolower(keycode) == 'e' || - keycode == decimalPoint || - keycode == '+' || - keycode == '-' ) - { - return true; - } - } - } - - return false; -} - -#endif // wxUSE_TEXTCTRL - -#if wxUSE_CHECKBOX - -// ---------------------------------------------------------------------------- -// wxGridCellBoolEditor -// ---------------------------------------------------------------------------- - -// the default values for GetValue() -wxString wxGridCellBoolEditor::ms_stringValues[2] = { _T(""), _T("1") }; - -void wxGridCellBoolEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ - m_control = new wxCheckBox(parent, id, wxEmptyString, - wxDefaultPosition, wxDefaultSize, - wxNO_BORDER); - - wxGridCellEditor::Create(parent, id, evtHandler); -} - -void wxGridCellBoolEditor::SetSize(const wxRect& r) -{ - bool resize = false; - wxSize size = m_control->GetSize(); - wxCoord minSize = wxMin(r.width, r.height); - - // check if the checkbox is not too big/small for this cell - wxSize sizeBest = m_control->GetBestSize(); - if ( !(size == sizeBest) ) - { - // reset to default size if it had been made smaller - size = sizeBest; - - resize = true; - } - - if ( size.x >= minSize || size.y >= minSize ) - { - // leave 1 pixel margin - size.x = size.y = minSize - 2; - - resize = true; - } - - if ( resize ) - { - m_control->SetSize(size); - } - - // position it in the centre of the rectangle (TODO: support alignment?) - -#if defined(__WXGTK__) || defined (__WXMOTIF__) - // the checkbox without label still has some space to the right in wxGTK, - // so shift it to the right - size.x -= 8; -#elif defined(__WXMSW__) - // here too, but in other way - size.x += 1; - size.y -= 2; -#endif - - int hAlign = wxALIGN_CENTRE; - int vAlign = wxALIGN_CENTRE; - if (GetCellAttr()) - GetCellAttr()->GetAlignment(& hAlign, & vAlign); - - int x = 0, y = 0; - if (hAlign == wxALIGN_LEFT) - { - x = r.x + 2; - -#ifdef __WXMSW__ - x += 2; -#endif - - y = r.y + r.height / 2 - size.y / 2; - } - else if (hAlign == wxALIGN_RIGHT) - { - x = r.x + r.width - size.x - 2; - y = r.y + r.height / 2 - size.y / 2; - } - else if (hAlign == wxALIGN_CENTRE) - { - x = r.x + r.width / 2 - size.x / 2; - y = r.y + r.height / 2 - size.y / 2; - } - - m_control->Move(x, y); -} - -void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr) -{ - m_control->Show(show); - - if ( show ) - { - wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY; - CBox()->SetBackgroundColour(colBg); - } -} - -void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - wxASSERT_MSG(m_control, - wxT("The wxGridCellEditor must be created first!")); - - if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL)) - { - m_value = grid->GetTable()->GetValueAsBool(row, col); - } - else - { - wxString cellval( grid->GetTable()->GetValue(row, col) ); - - if ( cellval == ms_stringValues[false] ) - m_value = false; - else if ( cellval == ms_stringValues[true] ) - m_value = true; - else - { - // do not try to be smart here and convert it to true or false - // because we'll still overwrite it with something different and - // this risks to be very surprising for the user code, let them - // know about it - wxFAIL_MSG( _T("invalid value for a cell with bool editor!") ); - } - } - - CBox()->SetValue(m_value); - CBox()->SetFocus(); -} - -bool wxGridCellBoolEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& WXUNUSED(oldval), - wxString *newval) -{ - bool value = CBox()->GetValue(); - if ( value == m_value ) - return false; - - m_value = value; - - if ( newval ) - *newval = GetValue(); - - return true; -} - -void wxGridCellBoolEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - wxGridTableBase * const table = grid->GetTable(); - if ( table->CanSetValueAs(row, col, wxGRID_VALUE_BOOL) ) - table->SetValueAsBool(row, col, m_value); - else - table->SetValue(row, col, GetValue()); -} - -void wxGridCellBoolEditor::Reset() -{ - wxASSERT_MSG(m_control, - wxT("The wxGridCellEditor must be created first!")); - - CBox()->SetValue(m_value); -} - -void wxGridCellBoolEditor::StartingClick() -{ - CBox()->SetValue(!CBox()->GetValue()); -} - -bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event) -{ - if ( wxGridCellEditor::IsAcceptedKey(event) ) - { - int keycode = event.GetKeyCode(); - switch ( keycode ) - { - case WXK_SPACE: - case '+': - case '-': - return true; - } - } - - return false; -} - -void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event) -{ - int keycode = event.GetKeyCode(); - switch ( keycode ) - { - case WXK_SPACE: - CBox()->SetValue(!CBox()->GetValue()); - break; - - case '+': - CBox()->SetValue(true); - break; - - case '-': - CBox()->SetValue(false); - break; - } -} - -wxString wxGridCellBoolEditor::GetValue() const -{ - return ms_stringValues[CBox()->GetValue()]; -} - -/* static */ void -wxGridCellBoolEditor::UseStringValues(const wxString& valueTrue, - const wxString& valueFalse) -{ - ms_stringValues[false] = valueFalse; - ms_stringValues[true] = valueTrue; -} - -/* static */ bool -wxGridCellBoolEditor::IsTrueValue(const wxString& value) -{ - return value == ms_stringValues[true]; -} - -#endif // wxUSE_CHECKBOX - -#if wxUSE_COMBOBOX - -// ---------------------------------------------------------------------------- -// wxGridCellChoiceEditor -// ---------------------------------------------------------------------------- - -wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices, - bool allowOthers) - : m_choices(choices), - m_allowOthers(allowOthers) { } - -wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count, - const wxString choices[], - bool allowOthers) - : m_allowOthers(allowOthers) -{ - if ( count ) - { - m_choices.Alloc(count); - for ( size_t n = 0; n < count; n++ ) - { - m_choices.Add(choices[n]); - } - } -} - -wxGridCellEditor *wxGridCellChoiceEditor::Clone() const -{ - wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor; - editor->m_allowOthers = m_allowOthers; - editor->m_choices = m_choices; - - return editor; -} - -void wxGridCellChoiceEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ - int style = wxTE_PROCESS_ENTER | - wxTE_PROCESS_TAB | - wxBORDER_NONE; - - if ( !m_allowOthers ) - style |= wxCB_READONLY; - m_control = new wxComboBox(parent, id, wxEmptyString, - wxDefaultPosition, wxDefaultSize, - m_choices, - style); - - wxGridCellEditor::Create(parent, id, evtHandler); -} - -void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell, - wxGridCellAttr * attr) -{ - // as we fill the entire client area, don't do anything here to minimize - // flicker - - // TODO: It doesn't actually fill the client area since the height of a - // combo always defaults to the standard. Until someone has time to - // figure out the right rectangle to paint, just do it the normal way. - wxGridCellEditor::PaintBackground(rectCell, attr); -} - -void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - wxASSERT_MSG(m_control, - wxT("The wxGridCellEditor must be created first!")); - - wxGridCellEditorEvtHandler* evtHandler = NULL; - if (m_control) - evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler); - - // Don't immediately end if we get a kill focus event within BeginEdit - if (evtHandler) - evtHandler->SetInSetFocus(true); - - m_value = grid->GetTable()->GetValue(row, col); - - Reset(); // this updates combo box to correspond to m_value - - Combo()->SetFocus(); - - if (evtHandler) - { - // When dropping down the menu, a kill focus event - // happens after this point, so we can't reset the flag yet. -#if !defined(__WXGTK20__) - evtHandler->SetInSetFocus(false); -#endif - } -} - -bool wxGridCellChoiceEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& WXUNUSED(oldval), - wxString *newval) -{ - const wxString value = Combo()->GetValue(); - if ( value == m_value ) - return false; - - m_value = value; - - if ( newval ) - *newval = value; - - return true; -} - -void wxGridCellChoiceEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - grid->GetTable()->SetValue(row, col, m_value); -} - -void wxGridCellChoiceEditor::Reset() -{ - if (m_allowOthers) - { - Combo()->SetValue(m_value); - Combo()->SetInsertionPointEnd(); - } - else // the combobox is read-only - { - // find the right position, or default to the first if not found - int pos = Combo()->FindString(m_value); - if (pos == wxNOT_FOUND) - pos = 0; - Combo()->SetSelection(pos); - } -} - -void wxGridCellChoiceEditor::SetParameters(const wxString& params) -{ - if ( !params ) - { - // what can we do? - return; - } - - m_choices.Empty(); - - wxStringTokenizer tk(params, _T(',')); - while ( tk.HasMoreTokens() ) - { - m_choices.Add(tk.GetNextToken()); - } -} - -// return the value in the text control -wxString wxGridCellChoiceEditor::GetValue() const -{ - return Combo()->GetValue(); -} - -#endif // wxUSE_COMBOBOX - -#if wxUSE_COMBOBOX - -// ---------------------------------------------------------------------------- -// wxGridCellEnumEditor -// ---------------------------------------------------------------------------- - -// A cell editor which displays an enum number as a textual equivalent. eg -// data in cell is 0,1,2 ... n the cell could be displayed as -// "John","Fred"..."Bob" in the combo choice box - -wxGridCellEnumEditor::wxGridCellEnumEditor(const wxString& choices) - :wxGridCellChoiceEditor() -{ - m_index = -1; - - if (!choices.empty()) - SetParameters(choices); -} - -wxGridCellEditor *wxGridCellEnumEditor::Clone() const -{ - wxGridCellEnumEditor *editor = new wxGridCellEnumEditor(); - editor->m_index = m_index; - return editor; -} - -void wxGridCellEnumEditor::BeginEdit(int row, int col, wxGrid* grid) -{ - wxASSERT_MSG(m_control, - wxT("The wxGridCellEnumEditor must be Created first!")); - - wxGridTableBase *table = grid->GetTable(); - - if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) ) - { - m_index = table->GetValueAsLong(row, col); - } - else - { - wxString startValue = table->GetValue(row, col); - if (startValue.IsNumber() && !startValue.empty()) - { - startValue.ToLong(&m_index); - } - else - { - m_index = -1; - } - } - - Combo()->SetSelection(m_index); - Combo()->SetInsertionPointEnd(); - Combo()->SetFocus(); - -} - -bool wxGridCellEnumEditor::EndEdit(int WXUNUSED(row), - int WXUNUSED(col), - const wxGrid* WXUNUSED(grid), - const wxString& WXUNUSED(oldval), - wxString *newval) -{ - long idx = Combo()->GetSelection(); - if ( idx == m_index ) - return false; - - m_index = idx; - - if ( newval ) - newval->Printf("%ld", m_index); - - return true; -} - -void wxGridCellEnumEditor::ApplyEdit(int row, int col, wxGrid* grid) -{ - wxGridTableBase * const table = grid->GetTable(); - if ( table->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER) ) - table->SetValueAsLong(row, col, m_index); - else - table->SetValue(row, col, wxString::Format("%ld", m_index)); -} - -#endif // wxUSE_COMBOBOX - -// ---------------------------------------------------------------------------- -// wxGridCellAutoWrapStringEditor -// ---------------------------------------------------------------------------- - -void -wxGridCellAutoWrapStringEditor::Create(wxWindow* parent, - wxWindowID id, - wxEvtHandler* evtHandler) -{ - wxGridCellTextEditor::DoCreate(parent, id, evtHandler, - wxTE_MULTILINE | wxTE_RICH); -} - - -#endif // wxUSE_GRID +/////////////////////////////////////////////////////////////////////////// +// Name: src/generic/grideditors.cpp +// Purpose: wxGridCellEditorEvtHandler and wxGrid editors +// Author: Michael Bedward (based on code by Julian Smart, Robin Dunn) +// Modified by: Robin Dunn, Vadim Zeitlin, Santiago Palacios +// Created: 1/08/1999 +// RCS-ID: $Id$ +// Copyright: (c) Michael Bedward (mbedward@ozemail.com.au) +// Licence: wxWindows licence +///////////////////////////////////////////////////////////////////////////// + +// For compilers that support precompilation, includes "wx/wx.h". +#include "wx/wxprec.h" + +#ifdef __BORLANDC__ + #pragma hdrstop +#endif + +#if wxUSE_GRID + +#include "wx/grid.h" + +#ifndef WX_PRECOMP + #include "wx/utils.h" + #include "wx/dcclient.h" + #include "wx/settings.h" + #include "wx/log.h" + #include "wx/textctrl.h" + #include "wx/checkbox.h" + #include "wx/combobox.h" + #include "wx/intl.h" + #include "wx/math.h" + #include "wx/listbox.h" +#endif + +#include "wx/valnum.h" +#include "wx/textfile.h" +#include "wx/spinctrl.h" +#include "wx/tokenzr.h" +#include "wx/renderer.h" +#include "wx/headerctrl.h" + +#include "wx/generic/gridsel.h" +#include "wx/generic/grideditors.h" +#include "wx/generic/private/grid.h" + +#if defined(__WXMOTIF__) + #define WXUNUSED_MOTIF(identifier) WXUNUSED(identifier) +#else + #define WXUNUSED_MOTIF(identifier) identifier +#endif + +#if defined(__WXGTK__) + #define WXUNUSED_GTK(identifier) WXUNUSED(identifier) +#else + #define WXUNUSED_GTK(identifier) identifier +#endif + +// Required for wxIs... functions +#include + +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxGridCellEditorEvtHandler +// ---------------------------------------------------------------------------- + +void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event) +{ + // Don't disable the cell if we're just starting to edit it + if ( m_inSetFocus ) + { + event.Skip(); + return; + } + + // accept changes + m_grid->DisableCellEditControl(); + + // notice that we must not skip the event here because the call above may + // delete the control which received the kill focus event in the first + // place and if we pretend not having processed the event, the search for a + // handler for it will continue using the now deleted object resulting in a + // crash +} + +void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event) +{ + switch ( event.GetKeyCode() ) + { + case WXK_ESCAPE: + m_editor->Reset(); + m_grid->DisableCellEditControl(); + break; + + case WXK_TAB: + m_grid->GetEventHandler()->ProcessEvent( event ); + break; + + case WXK_RETURN: + case WXK_NUMPAD_ENTER: + if (!m_grid->GetEventHandler()->ProcessEvent(event)) + m_editor->HandleReturn(event); + break; + + default: + event.Skip(); + break; + } +} + +void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event) +{ + int row = m_grid->GetGridCursorRow(); + int col = m_grid->GetGridCursorCol(); + wxRect rect = m_grid->CellToRect( row, col ); + int cw, ch; + m_grid->GetGridWindow()->GetClientSize( &cw, &ch ); + + // if cell width is smaller than grid client area, cell is wholly visible + bool wholeCellVisible = (rect.GetWidth() < cw); + + switch ( event.GetKeyCode() ) + { + case WXK_ESCAPE: + case WXK_TAB: + case WXK_RETURN: + case WXK_NUMPAD_ENTER: + break; + + case WXK_HOME: + { + if ( wholeCellVisible ) + { + // no special processing needed... + event.Skip(); + break; + } + + // do special processing for partly visible cell... + + // get the widths of all cells previous to this one + int colXPos = 0; + for ( int i = 0; i < col; i++ ) + { + colXPos += m_grid->GetColSize(i); + } + + int xUnit = 1, yUnit = 1; + m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit); + if (col != 0) + { + m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL)); + } + else + { + m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL)); + } + event.Skip(); + break; + } + + case WXK_END: + { + if ( wholeCellVisible ) + { + // no special processing needed... + event.Skip(); + break; + } + + // do special processing for partly visible cell... + + int textWidth = 0; + wxString value = m_grid->GetCellValue(row, col); + if ( wxEmptyString != value ) + { + // get width of cell CONTENTS (text) + int y; + wxFont font = m_grid->GetCellFont(row, col); + m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font); + + // try to RIGHT align the text by scrolling + int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth(); + + // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far, + // otherwise the last part of the cell content might be hidden below the scroll bar + // FIXME: maybe there is a more suitable correction? + textWidth -= (client_right - (m_grid->GetScrollLineX() * 2)); + if ( textWidth < 0 ) + { + textWidth = 0; + } + } + + // get the widths of all cells previous to this one + int colXPos = 0; + for ( int i = 0; i < col; i++ ) + { + colXPos += m_grid->GetColSize(i); + } + + // and add the (modified) text width of the cell contents + // as we'd like to see the last part of the cell contents + colXPos += textWidth; + + int xUnit = 1, yUnit = 1; + m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit); + m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL)); + event.Skip(); + break; + } + + default: + event.Skip(); + break; + } +} + +// ---------------------------------------------------------------------------- +// wxGridCellEditor +// ---------------------------------------------------------------------------- + +wxGridCellEditor::wxGridCellEditor() +{ + m_control = NULL; + m_attr = NULL; +} + +wxGridCellEditor::~wxGridCellEditor() +{ + Destroy(); +} + +void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent), + wxWindowID WXUNUSED(id), + wxEvtHandler* evtHandler) +{ + if ( evtHandler ) + m_control->PushEventHandler(evtHandler); +} + +void wxGridCellEditor::PaintBackground(const wxRect& rectCell, + wxGridCellAttr *attr) +{ + // erase the background because we might not fill the cell + wxClientDC dc(m_control->GetParent()); + wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow); + if (gridWindow) + gridWindow->GetOwner()->PrepareDC(dc); + + dc.SetPen(*wxTRANSPARENT_PEN); + dc.SetBrush(wxBrush(attr->GetBackgroundColour())); + dc.DrawRectangle(rectCell); + + // redraw the control we just painted over + m_control->Refresh(); +} + +void wxGridCellEditor::Destroy() +{ + if (m_control) + { + m_control->PopEventHandler( true /* delete it*/ ); + + m_control->Destroy(); + m_control = NULL; + } +} + +void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr) +{ + wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); + + m_control->Show(show); + + if ( show ) + { + // set the colours/fonts if we have any + if ( attr ) + { + m_colFgOld = m_control->GetForegroundColour(); + m_control->SetForegroundColour(attr->GetTextColour()); + + m_colBgOld = m_control->GetBackgroundColour(); + m_control->SetBackgroundColour(attr->GetBackgroundColour()); + +// Workaround for GTK+1 font setting problem on some platforms +#if !defined(__WXGTK__) || defined(__WXGTK20__) + m_fontOld = m_control->GetFont(); + m_control->SetFont(attr->GetFont()); +#endif + + // can't do anything more in the base class version, the other + // attributes may only be used by the derived classes + } + } + else + { + // restore the standard colours fonts + if ( m_colFgOld.Ok() ) + { + m_control->SetForegroundColour(m_colFgOld); + m_colFgOld = wxNullColour; + } + + if ( m_colBgOld.Ok() ) + { + m_control->SetBackgroundColour(m_colBgOld); + m_colBgOld = wxNullColour; + } + +// Workaround for GTK+1 font setting problem on some platforms +#if !defined(__WXGTK__) || defined(__WXGTK20__) + if ( m_fontOld.Ok() ) + { + m_control->SetFont(m_fontOld); + m_fontOld = wxNullFont; + } +#endif + } +} + +void wxGridCellEditor::SetSize(const wxRect& rect) +{ + wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); + + m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE); +} + +void wxGridCellEditor::HandleReturn(wxKeyEvent& event) +{ + event.Skip(); +} + +bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event) +{ + bool ctrl = event.ControlDown(); + bool alt; + +#ifdef __WXMAC__ + // On the Mac the Alt key is more like shift and is used for entry of + // valid characters, so check for Ctrl and Meta instead. + alt = event.MetaDown(); +#else // !__WXMAC__ + alt = event.AltDown(); +#endif // __WXMAC__/!__WXMAC__ + + // Assume it's not a valid char if ctrl or alt is down, but if both are + // down then it may be because of an AltGr key combination, so let them + // through in that case. + if ((ctrl || alt) && !(ctrl && alt)) + return false; + +#if wxUSE_UNICODE + if ( static_cast(event.GetUnicodeKey()) == WXK_NONE ) + return false; +#else + if ( event.GetKeyCode() > WXK_START ) + return false; +#endif + + return true; +} + +void wxGridCellEditor::StartingKey(wxKeyEvent& event) +{ + event.Skip(); +} + +void wxGridCellEditor::StartingClick() +{ +} + +#if wxUSE_TEXTCTRL + +// ---------------------------------------------------------------------------- +// wxGridCellTextEditor +// ---------------------------------------------------------------------------- + +wxGridCellTextEditor::wxGridCellTextEditor() +{ + m_maxChars = 0; +} + +void wxGridCellTextEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + DoCreate(parent, id, evtHandler); +} + +void wxGridCellTextEditor::DoCreate(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler, + long style) +{ + // Use of wxTE_RICH2 is a strange hack to work around the bug #11681: a + // plain text control seems to lose its caret somehow when we hide it and + // show it again for a different cell. + style |= wxTE_PROCESS_ENTER | wxTE_PROCESS_TAB | wxNO_BORDER | wxTE_RICH2; + + m_control = new wxTextCtrl(parent, id, wxEmptyString, + wxDefaultPosition, wxDefaultSize, + style); + + // set max length allowed in the textctrl, if the parameter was set + if ( m_maxChars != 0 ) + { + Text()->SetMaxLength(m_maxChars); + } + + wxGridCellEditor::Create(parent, id, evtHandler); +} + +void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell), + wxGridCellAttr * WXUNUSED(attr)) +{ + // as we fill the entire client area, + // don't do anything here to minimize flicker +} + +void wxGridCellTextEditor::SetSize(const wxRect& rectOrig) +{ + wxRect rect(rectOrig); + + // Make the edit control large enough to allow for internal margins + // + // TODO: remove this if the text ctrl sizing is improved esp. for unix + // +#if defined(__WXGTK__) + if (rect.x != 0) + { + rect.x += 1; + rect.y += 1; + rect.width -= 1; + rect.height -= 1; + } +#elif defined(__WXMSW__) + if ( rect.x == 0 ) + rect.x += 2; + else + rect.x += 3; + + if ( rect.y == 0 ) + rect.y += 2; + else + rect.y += 3; + + rect.width -= 2; + rect.height -= 2; +#else + int extra_x = ( rect.x > 2 ) ? 2 : 1; + int extra_y = ( rect.y > 2 ) ? 2 : 1; + + #if defined(__WXMOTIF__) + extra_x *= 2; + extra_y *= 2; + #endif + + rect.SetLeft( wxMax(0, rect.x - extra_x) ); + rect.SetTop( wxMax(0, rect.y - extra_y) ); + rect.SetRight( rect.GetRight() + 2 * extra_x ); + rect.SetBottom( rect.GetBottom() + 2 * extra_y ); +#endif + + wxGridCellEditor::SetSize(rect); +} + +void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!")); + + m_value = grid->GetTable()->GetValue(row, col); + + DoBeginEdit(m_value); +} + +void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue) +{ + Text()->SetValue(startValue); + Text()->SetInsertionPointEnd(); + Text()->SetSelection(-1, -1); + Text()->SetFocus(); +} + +bool wxGridCellTextEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& WXUNUSED(oldval), + wxString *newval) +{ + wxCHECK_MSG( m_control, false, + "wxGridCellTextEditor must be created first!" ); + + const wxString value = Text()->GetValue(); + if ( value == m_value ) + return false; + + m_value = value; + + if ( newval ) + *newval = m_value; + + return true; +} + +void wxGridCellTextEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + grid->GetTable()->SetValue(row, col, m_value); + m_value.clear(); +} + +void wxGridCellTextEditor::Reset() +{ + wxASSERT_MSG( m_control, "wxGridCellTextEditor must be created first!" ); + + DoReset(m_value); +} + +void wxGridCellTextEditor::DoReset(const wxString& startValue) +{ + Text()->SetValue(startValue); + Text()->SetInsertionPointEnd(); +} + +bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event) +{ + switch ( event.GetKeyCode() ) + { + case WXK_DELETE: + case WXK_BACK: + return true; + + default: + return wxGridCellEditor::IsAcceptedKey(event); + } +} + +void wxGridCellTextEditor::StartingKey(wxKeyEvent& event) +{ + // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no + // longer an appropriate way to get the character into the text control. + // Do it ourselves instead. We know that if we get this far that we have + // a valid character, so not a whole lot of testing needs to be done. + + wxTextCtrl* tc = Text(); + int ch; + + bool isPrintable; + +#if wxUSE_UNICODE + ch = event.GetUnicodeKey(); + if ( ch != WXK_NONE ) + isPrintable = true; + else +#endif // wxUSE_UNICODE + { + ch = event.GetKeyCode(); + isPrintable = ch >= WXK_SPACE && ch < WXK_START; + } + + switch (ch) + { + case WXK_DELETE: + // Delete the initial character when starting to edit with DELETE. + tc->Remove(0, 1); + break; + + case WXK_BACK: + // Delete the last character when starting to edit with BACKSPACE. + { + const long pos = tc->GetLastPosition(); + tc->Remove(pos - 1, pos); + } + break; + + default: + if ( isPrintable ) + tc->WriteText(static_cast(ch)); + break; + } +} + +void wxGridCellTextEditor::HandleReturn( wxKeyEvent& + WXUNUSED_GTK(WXUNUSED_MOTIF(event)) ) +{ +#if defined(__WXMOTIF__) || defined(__WXGTK__) + // wxMotif needs a little extra help... + size_t pos = (size_t)( Text()->GetInsertionPoint() ); + wxString s( Text()->GetValue() ); + s = s.Left(pos) + wxT("\n") + s.Mid(pos); + Text()->SetValue(s); + Text()->SetInsertionPoint( pos ); +#else + // the other ports can handle a Return key press + // + event.Skip(); +#endif +} + +void wxGridCellTextEditor::SetParameters(const wxString& params) +{ + if ( !params ) + { + // reset to default + m_maxChars = 0; + } + else + { + long tmp; + if ( params.ToLong(&tmp) ) + { + m_maxChars = (size_t)tmp; + } + else + { + wxLogDebug( wxT("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() ); + } + } +} + +// return the value in the text control +wxString wxGridCellTextEditor::GetValue() const +{ + return Text()->GetValue(); +} + +// ---------------------------------------------------------------------------- +// wxGridCellNumberEditor +// ---------------------------------------------------------------------------- + +wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max) +{ + m_min = min; + m_max = max; +} + +void wxGridCellNumberEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ +#if wxUSE_SPINCTRL + if ( HasRange() ) + { + // create a spin ctrl + m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString, + wxDefaultPosition, wxDefaultSize, + wxSP_ARROW_KEYS, + m_min, m_max); + + wxGridCellEditor::Create(parent, id, evtHandler); + } + else +#endif + { + // just a text control + wxGridCellTextEditor::Create(parent, id, evtHandler); + +#if wxUSE_VALIDATORS + Text()->SetValidator(wxIntegerValidator()); +#endif + } +} + +void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + // first get the value + wxGridTableBase *table = grid->GetTable(); + if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) ) + { + m_value = table->GetValueAsLong(row, col); + } + else + { + m_value = 0; + wxString sValue = table->GetValue(row, col); + if (! sValue.ToLong(&m_value) && ! sValue.empty()) + { + wxFAIL_MSG( wxT("this cell doesn't have numeric value") ); + return; + } + } + +#if wxUSE_SPINCTRL + if ( HasRange() ) + { + Spin()->SetValue((int)m_value); + Spin()->SetFocus(); + } + else +#endif + { + DoBeginEdit(GetString()); + } +} + +bool wxGridCellNumberEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& oldval, wxString *newval) +{ + long value = 0; + wxString text; + +#if wxUSE_SPINCTRL + if ( HasRange() ) + { + value = Spin()->GetValue(); + if ( value == m_value ) + return false; + + text.Printf(wxT("%ld"), value); + } + else // using unconstrained input +#endif // wxUSE_SPINCTRL + { + text = Text()->GetValue(); + if ( text.empty() ) + { + if ( oldval.empty() ) + return false; + } + else // non-empty text now (maybe 0) + { + if ( !text.ToLong(&value) ) + return false; + + // if value == m_value == 0 but old text was "" and new one is + // "0" something still did change + if ( value == m_value && (value || !oldval.empty()) ) + return false; + } + } + + m_value = value; + + if ( newval ) + *newval = text; + + return true; +} + +void wxGridCellNumberEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + wxGridTableBase * const table = grid->GetTable(); + if ( table->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER) ) + table->SetValueAsLong(row, col, m_value); + else + table->SetValue(row, col, wxString::Format("%ld", m_value)); +} + +void wxGridCellNumberEditor::Reset() +{ +#if wxUSE_SPINCTRL + if ( HasRange() ) + { + Spin()->SetValue((int)m_value); + } + else +#endif + { + DoReset(GetString()); + } +} + +bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event) +{ + if ( wxGridCellEditor::IsAcceptedKey(event) ) + { + int keycode = event.GetKeyCode(); + if ( (keycode < 128) && + (wxIsdigit(keycode) || keycode == '+' || keycode == '-')) + { + return true; + } + } + + return false; +} + +void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event) +{ + int keycode = event.GetKeyCode(); + if ( !HasRange() ) + { + if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-') + { + wxGridCellTextEditor::StartingKey(event); + + // skip Skip() below + return; + } + } +#if wxUSE_SPINCTRL + else + { + if ( wxIsdigit(keycode) ) + { + wxSpinCtrl* spin = (wxSpinCtrl*)m_control; + spin->SetValue(keycode - '0'); + spin->SetSelection(1,1); + return; + } + } +#endif + + event.Skip(); +} + +void wxGridCellNumberEditor::SetParameters(const wxString& params) +{ + if ( !params ) + { + // reset to default + m_min = + m_max = -1; + } + else + { + long tmp; + if ( params.BeforeFirst(wxT(',')).ToLong(&tmp) ) + { + m_min = (int)tmp; + + if ( params.AfterFirst(wxT(',')).ToLong(&tmp) ) + { + m_max = (int)tmp; + + // skip the error message below + return; + } + } + + wxLogDebug(wxT("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str()); + } +} + +// return the value in the spin control if it is there (the text control otherwise) +wxString wxGridCellNumberEditor::GetValue() const +{ + wxString s; + +#if wxUSE_SPINCTRL + if ( HasRange() ) + { + long value = Spin()->GetValue(); + s.Printf(wxT("%ld"), value); + } + else +#endif + { + s = Text()->GetValue(); + } + + return s; +} + +// ---------------------------------------------------------------------------- +// wxGridCellFloatEditor +// ---------------------------------------------------------------------------- + +wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision) +{ + m_width = width; + m_precision = precision; +} + +void wxGridCellFloatEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + wxGridCellTextEditor::Create(parent, id, evtHandler); + +#if wxUSE_VALIDATORS + Text()->SetValidator(wxFloatingPointValidator(m_precision)); +#endif +} + +void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + // first get the value + wxGridTableBase * const table = grid->GetTable(); + if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) ) + { + m_value = table->GetValueAsDouble(row, col); + } + else + { + m_value = 0.0; + + const wxString value = table->GetValue(row, col); + if ( !value.empty() ) + { + if ( !value.ToDouble(&m_value) ) + { + wxFAIL_MSG( wxT("this cell doesn't have float value") ); + return; + } + } + } + + DoBeginEdit(GetString()); +} + +bool wxGridCellFloatEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& oldval, wxString *newval) +{ + const wxString text(Text()->GetValue()); + + double value; + if ( !text.empty() ) + { + if ( !text.ToDouble(&value) ) + return false; + } + else // new value is empty string + { + if ( oldval.empty() ) + return false; // nothing changed + + value = 0.; + } + + // the test for empty strings ensures that we don't skip the value setting + // when "" is replaced by "0" or vice versa as "" numeric value is also 0. + if ( wxIsSameDouble(value, m_value) && !text.empty() && !oldval.empty() ) + return false; // nothing changed + + m_value = value; + + if ( newval ) + *newval = text; + + return true; +} + +void wxGridCellFloatEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + wxGridTableBase * const table = grid->GetTable(); + + if ( table->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT) ) + table->SetValueAsDouble(row, col, m_value); + else + table->SetValue(row, col, Text()->GetValue()); +} + +void wxGridCellFloatEditor::Reset() +{ + DoReset(GetString()); +} + +void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event) +{ + int keycode = event.GetKeyCode(); + char tmpbuf[2]; + tmpbuf[0] = (char) keycode; + tmpbuf[1] = '\0'; + wxString strbuf(tmpbuf, *wxConvCurrent); + +#if wxUSE_INTL + bool is_decimal_point = ( strbuf == + wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) ); +#else + bool is_decimal_point = ( strbuf == wxT(".") ); +#endif + + if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-' + || is_decimal_point ) + { + wxGridCellTextEditor::StartingKey(event); + + // skip Skip() below + return; + } + + event.Skip(); +} + +void wxGridCellFloatEditor::SetParameters(const wxString& params) +{ + if ( !params ) + { + // reset to default + m_width = + m_precision = -1; + } + else + { + long tmp; + if ( params.BeforeFirst(wxT(',')).ToLong(&tmp) ) + { + m_width = (int)tmp; + + if ( params.AfterFirst(wxT(',')).ToLong(&tmp) ) + { + m_precision = (int)tmp; + + // skip the error message below + return; + } + } + + wxLogDebug(wxT("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str()); + } +} + +wxString wxGridCellFloatEditor::GetString() const +{ + wxString fmt; + if ( m_precision == -1 && m_width != -1) + { + // default precision + fmt.Printf(wxT("%%%d.f"), m_width); + } + else if ( m_precision != -1 && m_width == -1) + { + // default width + fmt.Printf(wxT("%%.%df"), m_precision); + } + else if ( m_precision != -1 && m_width != -1 ) + { + fmt.Printf(wxT("%%%d.%df"), m_width, m_precision); + } + else + { + // default width/precision + fmt = wxT("%f"); + } + + return wxString::Format(fmt, m_value); +} + +bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event) +{ + if ( wxGridCellEditor::IsAcceptedKey(event) ) + { + const int keycode = event.GetKeyCode(); + if ( wxIsascii(keycode) ) + { +#if wxUSE_INTL + const wxString decimalPoint = + wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER); +#else + const wxString decimalPoint(wxT('.')); +#endif + + // accept digits, 'e' as in '1e+6', also '-', '+', and '.' + if ( wxIsdigit(keycode) || + tolower(keycode) == 'e' || + keycode == decimalPoint || + keycode == '+' || + keycode == '-' ) + { + return true; + } + } + } + + return false; +} + +#endif // wxUSE_TEXTCTRL + +#if wxUSE_CHECKBOX + +// ---------------------------------------------------------------------------- +// wxGridCellBoolEditor +// ---------------------------------------------------------------------------- + +// the default values for GetValue() +wxString wxGridCellBoolEditor::ms_stringValues[2] = { wxT(""), wxT("1") }; + +void wxGridCellBoolEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + m_control = new wxCheckBox(parent, id, wxEmptyString, + wxDefaultPosition, wxDefaultSize, + wxNO_BORDER); + + wxGridCellEditor::Create(parent, id, evtHandler); +} + +void wxGridCellBoolEditor::SetSize(const wxRect& r) +{ + bool resize = false; + wxSize size = m_control->GetSize(); + wxCoord minSize = wxMin(r.width, r.height); + + // check if the checkbox is not too big/small for this cell + wxSize sizeBest = m_control->GetBestSize(); + if ( !(size == sizeBest) ) + { + // reset to default size if it had been made smaller + size = sizeBest; + + resize = true; + } + + if ( size.x >= minSize || size.y >= minSize ) + { + // leave 1 pixel margin + size.x = size.y = minSize - 2; + + resize = true; + } + + if ( resize ) + { + m_control->SetSize(size); + } + + // position it in the centre of the rectangle (TODO: support alignment?) + +#if defined(__WXGTK__) || defined (__WXMOTIF__) + // the checkbox without label still has some space to the right in wxGTK, + // so shift it to the right + size.x -= 8; +#elif defined(__WXMSW__) + // here too, but in other way + size.x += 1; + size.y -= 2; +#endif + + int hAlign = wxALIGN_CENTRE; + int vAlign = wxALIGN_CENTRE; + if (GetCellAttr()) + GetCellAttr()->GetAlignment(& hAlign, & vAlign); + + int x = 0, y = 0; + if (hAlign == wxALIGN_LEFT) + { + x = r.x + 2; + +#ifdef __WXMSW__ + x += 2; +#endif + + y = r.y + r.height / 2 - size.y / 2; + } + else if (hAlign == wxALIGN_RIGHT) + { + x = r.x + r.width - size.x - 2; + y = r.y + r.height / 2 - size.y / 2; + } + else if (hAlign == wxALIGN_CENTRE) + { + x = r.x + r.width / 2 - size.x / 2; + y = r.y + r.height / 2 - size.y / 2; + } + + m_control->Move(x, y); +} + +void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr) +{ + m_control->Show(show); + + if ( show ) + { + wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY; + CBox()->SetBackgroundColour(colBg); + } +} + +void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be created first!")); + + if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL)) + { + m_value = grid->GetTable()->GetValueAsBool(row, col); + } + else + { + wxString cellval( grid->GetTable()->GetValue(row, col) ); + + if ( cellval == ms_stringValues[false] ) + m_value = false; + else if ( cellval == ms_stringValues[true] ) + m_value = true; + else + { + // do not try to be smart here and convert it to true or false + // because we'll still overwrite it with something different and + // this risks to be very surprising for the user code, let them + // know about it + wxFAIL_MSG( wxT("invalid value for a cell with bool editor!") ); + } + } + + CBox()->SetValue(m_value); + CBox()->SetFocus(); +} + +bool wxGridCellBoolEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& WXUNUSED(oldval), + wxString *newval) +{ + bool value = CBox()->GetValue(); + if ( value == m_value ) + return false; + + m_value = value; + + if ( newval ) + *newval = GetValue(); + + return true; +} + +void wxGridCellBoolEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + wxGridTableBase * const table = grid->GetTable(); + if ( table->CanSetValueAs(row, col, wxGRID_VALUE_BOOL) ) + table->SetValueAsBool(row, col, m_value); + else + table->SetValue(row, col, GetValue()); +} + +void wxGridCellBoolEditor::Reset() +{ + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be created first!")); + + CBox()->SetValue(m_value); +} + +void wxGridCellBoolEditor::StartingClick() +{ + CBox()->SetValue(!CBox()->GetValue()); +} + +bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event) +{ + if ( wxGridCellEditor::IsAcceptedKey(event) ) + { + int keycode = event.GetKeyCode(); + switch ( keycode ) + { + case WXK_SPACE: + case '+': + case '-': + return true; + } + } + + return false; +} + +void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event) +{ + int keycode = event.GetKeyCode(); + switch ( keycode ) + { + case WXK_SPACE: + CBox()->SetValue(!CBox()->GetValue()); + break; + + case '+': + CBox()->SetValue(true); + break; + + case '-': + CBox()->SetValue(false); + break; + } +} + +wxString wxGridCellBoolEditor::GetValue() const +{ + return ms_stringValues[CBox()->GetValue()]; +} + +/* static */ void +wxGridCellBoolEditor::UseStringValues(const wxString& valueTrue, + const wxString& valueFalse) +{ + ms_stringValues[false] = valueFalse; + ms_stringValues[true] = valueTrue; +} + +/* static */ bool +wxGridCellBoolEditor::IsTrueValue(const wxString& value) +{ + return value == ms_stringValues[true]; +} + +#endif // wxUSE_CHECKBOX + +#if wxUSE_COMBOBOX + +// ---------------------------------------------------------------------------- +// wxGridCellChoiceEditor +// ---------------------------------------------------------------------------- + +wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices, + bool allowOthers) + : m_choices(choices), + m_allowOthers(allowOthers) { } + +wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count, + const wxString choices[], + bool allowOthers) + : m_allowOthers(allowOthers) +{ + if ( count ) + { + m_choices.Alloc(count); + for ( size_t n = 0; n < count; n++ ) + { + m_choices.Add(choices[n]); + } + } +} + +wxGridCellEditor *wxGridCellChoiceEditor::Clone() const +{ + wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor; + editor->m_allowOthers = m_allowOthers; + editor->m_choices = m_choices; + + return editor; +} + +void wxGridCellChoiceEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + int style = wxTE_PROCESS_ENTER | + wxTE_PROCESS_TAB | + wxBORDER_NONE; + + if ( !m_allowOthers ) + style |= wxCB_READONLY; + m_control = new wxComboBox(parent, id, wxEmptyString, + wxDefaultPosition, wxDefaultSize, + m_choices, + style); + + wxGridCellEditor::Create(parent, id, evtHandler); +} + +void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell, + wxGridCellAttr * attr) +{ + // as we fill the entire client area, don't do anything here to minimize + // flicker + + // TODO: It doesn't actually fill the client area since the height of a + // combo always defaults to the standard. Until someone has time to + // figure out the right rectangle to paint, just do it the normal way. + wxGridCellEditor::PaintBackground(rectCell, attr); +} + +void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be created first!")); + + wxGridCellEditorEvtHandler* evtHandler = NULL; + if (m_control) + evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler); + + // Don't immediately end if we get a kill focus event within BeginEdit + if (evtHandler) + evtHandler->SetInSetFocus(true); + + m_value = grid->GetTable()->GetValue(row, col); + + Reset(); // this updates combo box to correspond to m_value + + Combo()->SetFocus(); + + if (evtHandler) + { + // When dropping down the menu, a kill focus event + // happens after this point, so we can't reset the flag yet. +#if !defined(__WXGTK20__) + evtHandler->SetInSetFocus(false); +#endif + } +} + +bool wxGridCellChoiceEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& WXUNUSED(oldval), + wxString *newval) +{ + const wxString value = Combo()->GetValue(); + if ( value == m_value ) + return false; + + m_value = value; + + if ( newval ) + *newval = value; + + return true; +} + +void wxGridCellChoiceEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + grid->GetTable()->SetValue(row, col, m_value); +} + +void wxGridCellChoiceEditor::Reset() +{ + if (m_allowOthers) + { + Combo()->SetValue(m_value); + Combo()->SetInsertionPointEnd(); + } + else // the combobox is read-only + { + // find the right position, or default to the first if not found + int pos = Combo()->FindString(m_value); + if (pos == wxNOT_FOUND) + pos = 0; + Combo()->SetSelection(pos); + } +} + +void wxGridCellChoiceEditor::SetParameters(const wxString& params) +{ + if ( !params ) + { + // what can we do? + return; + } + + m_choices.Empty(); + + wxStringTokenizer tk(params, wxT(',')); + while ( tk.HasMoreTokens() ) + { + m_choices.Add(tk.GetNextToken()); + } +} + +// return the value in the text control +wxString wxGridCellChoiceEditor::GetValue() const +{ + return Combo()->GetValue(); +} + +#endif // wxUSE_COMBOBOX + +#if wxUSE_COMBOBOX + +// ---------------------------------------------------------------------------- +// wxGridCellEnumEditor +// ---------------------------------------------------------------------------- + +// A cell editor which displays an enum number as a textual equivalent. eg +// data in cell is 0,1,2 ... n the cell could be displayed as +// "John","Fred"..."Bob" in the combo choice box + +wxGridCellEnumEditor::wxGridCellEnumEditor(const wxString& choices) + :wxGridCellChoiceEditor() +{ + m_index = -1; + + if (!choices.empty()) + SetParameters(choices); +} + +wxGridCellEditor *wxGridCellEnumEditor::Clone() const +{ + wxGridCellEnumEditor *editor = new wxGridCellEnumEditor(); + editor->m_index = m_index; + return editor; +} + +void wxGridCellEnumEditor::BeginEdit(int row, int col, wxGrid* grid) +{ + wxASSERT_MSG(m_control, + wxT("The wxGridCellEnumEditor must be Created first!")); + + wxGridTableBase *table = grid->GetTable(); + + if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) ) + { + m_index = table->GetValueAsLong(row, col); + } + else + { + wxString startValue = table->GetValue(row, col); + if (startValue.IsNumber() && !startValue.empty()) + { + startValue.ToLong(&m_index); + } + else + { + m_index = -1; + } + } + + Combo()->SetSelection(m_index); + Combo()->SetFocus(); + +} + +bool wxGridCellEnumEditor::EndEdit(int WXUNUSED(row), + int WXUNUSED(col), + const wxGrid* WXUNUSED(grid), + const wxString& WXUNUSED(oldval), + wxString *newval) +{ + long idx = Combo()->GetSelection(); + if ( idx == m_index ) + return false; + + m_index = idx; + + if ( newval ) + newval->Printf("%ld", m_index); + + return true; +} + +void wxGridCellEnumEditor::ApplyEdit(int row, int col, wxGrid* grid) +{ + wxGridTableBase * const table = grid->GetTable(); + if ( table->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER) ) + table->SetValueAsLong(row, col, m_index); + else + table->SetValue(row, col, wxString::Format("%ld", m_index)); +} + +#endif // wxUSE_COMBOBOX + +// ---------------------------------------------------------------------------- +// wxGridCellAutoWrapStringEditor +// ---------------------------------------------------------------------------- + +void +wxGridCellAutoWrapStringEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + wxGridCellTextEditor::DoCreate(parent, id, evtHandler, + wxTE_MULTILINE | wxTE_RICH); +} + + +#endif // wxUSE_GRID