X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f0fa8b47ab4ee055564f5729353edc6da1984cbc..4d3e2dc9935ab7d46ce7ede856b496591b0d0627:/src/generic/odcombo.cpp diff --git a/src/generic/odcombo.cpp b/src/generic/odcombo.cpp index c2a9e98294..06ca2e58a5 100644 --- a/src/generic/odcombo.cpp +++ b/src/generic/odcombo.cpp @@ -33,6 +33,7 @@ #include "wx/dcclient.h" #include "wx/settings.h" #include "wx/dialog.h" + #include "wx/textctrl.h" #endif #include "wx/combo.h" @@ -53,6 +54,7 @@ BEGIN_EVENT_TABLE(wxVListBoxComboPopup, wxVListBox) EVT_MOTION(wxVListBoxComboPopup::OnMouseMove) EVT_KEY_DOWN(wxVListBoxComboPopup::OnKey) + EVT_CHAR(wxVListBoxComboPopup::OnChar) EVT_LEFT_UP(wxVListBoxComboPopup::OnLeftClick) END_EVENT_TABLE() @@ -94,6 +96,18 @@ wxVListBoxComboPopup::~wxVListBoxComboPopup() Clear(); } +void wxVListBoxComboPopup::SetFocus() +{ + // Suppress SetFocus() warning by simply not calling it. This combo popup + // has already been designed with the assumption that SetFocus() may not + // do anything useful, so it really doesn't need to be called. +#ifdef __WXMSW__ + // +#else + wxVListBox::SetFocus(); +#endif +} + bool wxVListBoxComboPopup::LazyCreate() { // NB: There is a bug with wxVListBox that can be avoided by creating @@ -107,10 +121,16 @@ void wxVListBoxComboPopup::PaintComboControl( wxDC& dc, const wxRect& rect ) { if ( !(m_combo->GetWindowStyle() & wxODCB_STD_CONTROL_PAINT) ) { - OnDrawBg(dc,rect,m_value,wxODCB_PAINTING_CONTROL); + int flags = wxODCB_PAINTING_CONTROL; + + if ( m_combo->ShouldDrawFocus() ) + flags |= wxODCB_PAINTING_SELECTED; + + OnDrawBg(dc, rect, m_value, flags); + if ( m_value >= 0 ) { - OnDrawItem(dc,rect,m_value,wxODCB_PAINTING_CONTROL); + OnDrawItem(dc,rect,m_value,flags); return; } } @@ -123,13 +143,20 @@ void wxVListBoxComboPopup::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) co // TODO: Maybe this code could be moved to wxVListBox::OnPaint? dc.SetFont(m_useFont); + int flags = 0; + // Set correct text colour for selected items if ( wxVListBox::GetSelection() == (int) n ) + { dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) ); + flags |= wxODCB_PAINTING_SELECTED; + } else + { dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) ); + } - OnDrawItem(dc,rect,(int)n,0); + OnDrawItem(dc,rect,(int)n,flags); } wxCoord wxVListBoxComboPopup::OnMeasureItem(size_t n) const @@ -165,6 +192,9 @@ void wxVListBoxComboPopup::OnDrawBg( wxDC& dc, wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxOwnerDrawnComboBox)), wxT("you must subclass wxVListBoxComboPopup for drawing and measuring methods") ); + if ( IsCurrent((size_t)item) && !(flags & wxODCB_PAINTING_CONTROL) ) + flags |= wxODCB_PAINTING_SELECTED; + combo->OnDrawBackground(dc,rect,item,flags); } @@ -192,16 +222,15 @@ void wxVListBoxComboPopup::DismissWithEvent() Dismiss(); - wxString valStr; if ( selection != wxNOT_FOUND ) - valStr = m_strings[selection]; + m_stringValue = m_strings[selection]; else - valStr = wxEmptyString; + m_stringValue = wxEmptyString; - m_value = selection; + if ( m_stringValue != m_combo->GetValue() ) + m_combo->SetValueByUser(m_stringValue); - if ( valStr != m_combo->GetValue() ) - m_combo->SetValue(valStr); + m_value = selection; SendComboBoxEvent(selection); } @@ -228,44 +257,57 @@ void wxVListBoxComboPopup::SendComboBoxEvent( int selection ) } // returns true if key was consumed -bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode ) +bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar keychar ) { + const int itemCount = GetCount(); + + // keys do nothing in the empty control and returning immediately avoids + // using invalid indices below + if ( !itemCount ) + return false; + int value = m_value; - int itemCount = GetCount(); int comboStyle = m_combo->GetWindowStyle(); - // this is the character equivalent of the code - wxChar keychar=0; - if ((keycode >= WXK_SPACE) && (keycode <=255) && (keycode != WXK_DELETE) && wxIsprint(keycode)) - { - keychar = (wxChar)keycode; - } - else if (unicode>0) + if ( keychar > 0 ) { - keychar = unicode; + // we have character equivalent of the keycode; filter out these that + // are not printable characters + if ( !wxIsprint(keychar) ) + keychar = 0; } - if ( keycode == WXK_DOWN || keycode == WXK_RIGHT ) + if ( keycode == WXK_DOWN || keycode == WXK_NUMPAD_DOWN || keycode == WXK_RIGHT ) { value++; StopPartialCompletion(); } - else if ( keycode == WXK_UP || keycode == WXK_LEFT ) + else if ( keycode == WXK_UP || keycode == WXK_NUMPAD_UP || keycode == WXK_LEFT ) { value--; StopPartialCompletion(); } - else if ( keycode == WXK_PAGEDOWN ) + else if ( keycode == WXK_PAGEDOWN || keycode == WXK_NUMPAD_PAGEDOWN ) { value+=10; StopPartialCompletion(); } - else if ( keycode == WXK_PAGEUP ) + else if ( keycode == WXK_PAGEUP || keycode == WXK_NUMPAD_PAGEUP ) { value-=10; StopPartialCompletion(); } - else if ( comboStyle && wxCB_READONLY ) + else if ( keycode == WXK_HOME || keycode == WXK_NUMPAD_HOME ) + { + value=0; + StopPartialCompletion(); + } + else if ( keycode == WXK_END || keycode == WXK_NUMPAD_END ) + { + value=itemCount-1; + StopPartialCompletion(); + } + else if ( keychar && (comboStyle & wxCB_READONLY) ) { // Try partial completion @@ -279,12 +321,12 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode // now search through the values to see if this is found int found = -1; - unsigned int length=m_partialCompletionString.Length(); + unsigned int length=m_partialCompletionString.length(); int i; for (i=0; i=length) && (! m_partialCompletionString.CmpNoCase(item.Left(length)))) + if (( item.length() >= length) && (! m_partialCompletionString.CmpNoCase(item.Left(length)))) { found=i; break; @@ -328,10 +370,14 @@ bool wxVListBoxComboPopup::HandleKey( int keycode, bool saturate, wxChar unicode // (good for consistency) return true; - m_value = value; - if ( value >= 0 ) - m_combo->SetValue(m_strings[value]); + m_combo->ChangeValue(m_strings[value]); + + // The m_combo->SetValue() call above sets m_value to the index of this + // string. But if there are more identical string, the index is of the + // first occurence, which may be wrong, so set the index explicitly here, + // _after_ the SetValue() call. + m_value = value; SendComboBoxEvent(m_value); @@ -359,13 +405,21 @@ void wxVListBoxComboPopup::OnComboDoubleClick() void wxVListBoxComboPopup::OnComboKeyEvent( wxKeyEvent& event ) { // Saturated key movement on - if ( !HandleKey(event.GetKeyCode(),true, + if ( !HandleKey(event.GetKeyCode(), true) ) + event.Skip(); +} + +void wxVListBoxComboPopup::OnComboCharEvent( wxKeyEvent& event ) +{ + // unlike in OnComboKeyEvent, wxEVT_CHAR contains meaningful + // printable character information, so pass it #if wxUSE_UNICODE - event.GetUnicodeKey() + const wxChar charcode = event.GetUnicodeKey(); #else - 0 + const wxChar charcode = (wxChar)event.GetKeyCode(); #endif - ) ) + + if ( !HandleKey(event.GetKeyCode(), true, charcode) ) event.Skip(); } @@ -390,7 +444,7 @@ void wxVListBoxComboPopup::OnMouseMove(wxMouseEvent& event) const size_t lineMax = GetVisibleEnd(); for ( size_t line = GetVisibleBegin(); line < lineMax; line++ ) { - y -= OnGetLineHeight(line); + y -= OnGetRowHeight(line); if ( y < 0 ) { // Only change selection if item is fully visible @@ -410,31 +464,51 @@ void wxVListBoxComboPopup::OnLeftClick(wxMouseEvent& WXUNUSED(event)) void wxVListBoxComboPopup::OnKey(wxKeyEvent& event) { + // Hide popup if certain key or key combination was pressed + if ( m_combo->IsKeyPopupToggle(event) ) + { + StopPartialCompletion(); + Dismiss(); + } + else if ( event.AltDown() ) + { + // On both wxGTK and wxMSW, pressing Alt down seems to + // completely freeze things in popup (ie. arrow keys and + // enter won't work). + return; + } // Select item if ENTER is pressed - if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER ) + else if ( event.GetKeyCode() == WXK_RETURN || event.GetKeyCode() == WXK_NUMPAD_ENTER ) { DismissWithEvent(); } - // Hide popup if ESC is pressed - else if ( event.GetKeyCode() == WXK_ESCAPE ) + else { - StopPartialCompletion(); - Dismiss(); + // completion is handled in OnChar() below + event.Skip(); } - else +} + +void wxVListBoxComboPopup::OnChar(wxKeyEvent& event) +{ + if ( m_combo->GetWindowStyle() & wxCB_READONLY ) { - int comboStyle = m_combo->GetWindowStyle(); - int keycode = event.GetKeyCode(); - // Process partial completion key codes here, but not the arrow keys as the base class will do that for us - if ((comboStyle && wxCB_READONLY) && - (keycode >= WXK_SPACE) && (keycode <=255) && (keycode != WXK_DELETE) && wxIsprint(keycode)) + // Process partial completion key codes here, but not the arrow keys as + // the base class will do that for us +#if wxUSE_UNICODE + const wxChar charcode = event.GetUnicodeKey(); +#else + const wxChar charcode = (wxChar)event.GetKeyCode(); +#endif + if ( wxIsprint(charcode) ) { - OnComboKeyEvent(event); + OnComboCharEvent(event); SetSelection(m_value); // ensure the highlight bar moves + return; // don't skip the event } - else - event.Skip(); } + + event.Skip(); } void wxVListBoxComboPopup::Insert( const wxString& item, int pos ) @@ -448,6 +522,9 @@ void wxVListBoxComboPopup::Insert( const wxString& item, int pos ) } m_strings.Insert(item,pos); + if ( (int)m_clientDatas.size() >= pos ) + m_clientDatas.Insert(NULL, pos); + m_widths.Insert(-1,pos); m_widthsDirty = true; @@ -468,7 +545,7 @@ int wxVListBoxComboPopup::Append(const wxString& item) for ( i=0; i= 0 ) - return m_strings[m_value]; - return wxEmptyString; + return m_stringValue; } void wxVListBoxComboPopup::SetSelection( int item ) @@ -588,6 +680,11 @@ void wxVListBoxComboPopup::SetSelection( int item ) m_value = item; + if ( item >= 0 ) + m_stringValue = m_strings[item]; + else + m_stringValue = wxEmptyString; + if ( IsCreated() ) wxVListBox::SetSelection(item); } @@ -601,10 +698,13 @@ void wxVListBoxComboPopup::SetStringValue( const wxString& value ) { int index = m_strings.Index(value); - m_value = index; + m_stringValue = value; - if ( index >= -1 && index < (int)wxVListBox::GetItemCount() ) + if ( index >= 0 && index < (int)wxVListBox::GetItemCount() ) + { wxVListBox::SetSelection(index); + m_value = index; + } } void wxVListBoxComboPopup::CalcWidths() @@ -700,6 +800,8 @@ wxSize wxVListBoxComboPopup::GetAdjustedSize( int minWidth, int prefHeight, int { int height = 250; + maxHeight -= 2; // Must take borders into account + if ( m_strings.GetCount() ) { if ( prefHeight > 0 ) @@ -709,6 +811,11 @@ wxSize wxVListBoxComboPopup::GetAdjustedSize( int minWidth, int prefHeight, int height = maxHeight; int totalHeight = GetTotalHeight(); // + 3; + + // Take borders into account on Mac or scrollbars always appear +#if defined(__WXMAC__) + totalHeight += 2; +#endif if ( height >= totalHeight ) { height = totalHeight; @@ -719,8 +826,7 @@ wxSize wxVListBoxComboPopup::GetAdjustedSize( int minWidth, int prefHeight, int // NB: Calculations that take variable height into account // are unnecessary. int fih = GetLineHeight(0); - int shown = height/fih; - height = shown * fih; + height -= height % fih; } } else @@ -759,7 +865,7 @@ void wxVListBoxComboPopup::Populate( const wxArrayString& choices ) // Find initial selection wxString strValue = m_combo->GetValue(); - if ( strValue.length() ) + if ( !strValue.empty() ) m_value = m_strings.Index(strValue); } @@ -771,9 +877,6 @@ void wxVListBoxComboPopup::Populate( const wxArrayString& choices ) BEGIN_EVENT_TABLE(wxOwnerDrawnComboBox, wxComboCtrl) END_EVENT_TABLE() - -IMPLEMENT_DYNAMIC_CLASS2(wxOwnerDrawnComboBox, wxComboCtrl, wxControlWithItems) - void wxOwnerDrawnComboBox::Init() { } @@ -879,21 +982,28 @@ void wxOwnerDrawnComboBox::DoSetPopupControl(wxComboPopup* popup) // wxOwnerDrawnComboBox item manipulation methods // ---------------------------------------------------------------------------- -void wxOwnerDrawnComboBox::Clear() +void wxOwnerDrawnComboBox::DoClear() { EnsurePopupControl(); GetVListBoxComboPopup()->Clear(); + // NB: This really needs to be SetValue() instead of ChangeValue(), + // as wxTextEntry API expects an event to be sent. SetValue(wxEmptyString); } -void wxOwnerDrawnComboBox::Delete(unsigned int n) +void wxOwnerDrawnComboBox::Clear() { - wxCHECK_RET( IsValid(n), _T("invalid index in wxOwnerDrawnComboBox::Delete") ); + DoClear(); +} + +void wxOwnerDrawnComboBox::DoDeleteOneItem(unsigned int n) +{ + wxCHECK_RET( IsValid(n), wxT("invalid index in wxOwnerDrawnComboBox::Delete") ); if ( GetSelection() == (int) n ) - SetValue(wxEmptyString); + ChangeValue(wxEmptyString); GetVListBoxComboPopup()->Delete(n); } @@ -908,7 +1018,7 @@ unsigned int wxOwnerDrawnComboBox::GetCount() const wxString wxOwnerDrawnComboBox::GetString(unsigned int n) const { - wxCHECK_MSG( IsValid(n), wxEmptyString, _T("invalid index in wxOwnerDrawnComboBox::GetString") ); + wxCHECK_MSG( IsValid(n), wxEmptyString, wxT("invalid index in wxOwnerDrawnComboBox::GetString") ); if ( !m_popupInterface ) return m_initChs.Item(n); @@ -920,7 +1030,7 @@ void wxOwnerDrawnComboBox::SetString(unsigned int n, const wxString& s) { EnsurePopupControl(); - wxCHECK_RET( IsValid(n), _T("invalid index in wxOwnerDrawnComboBox::SetString") ); + wxCHECK_RET( IsValid(n), wxT("invalid index in wxOwnerDrawnComboBox::SetString") ); GetVListBoxComboPopup()->SetString(n,s); } @@ -937,7 +1047,7 @@ void wxOwnerDrawnComboBox::Select(int n) { EnsurePopupControl(); - wxCHECK_RET( (n == wxNOT_FOUND) || IsValid(n), _T("invalid index in wxOwnerDrawnComboBox::Select") ); + wxCHECK_RET( (n == wxNOT_FOUND) || IsValid(n), wxT("invalid index in wxOwnerDrawnComboBox::Select") ); GetVListBoxComboPopup()->SetSelection(n); @@ -947,7 +1057,7 @@ void wxOwnerDrawnComboBox::Select(int n) // Refresh text portion in control if ( m_text ) - m_text->SetValue( str ); + m_text->ChangeValue( str ); else m_valueString = str; @@ -962,31 +1072,50 @@ int wxOwnerDrawnComboBox::GetSelection() const return GetVListBoxComboPopup()->GetSelection(); } -int wxOwnerDrawnComboBox::DoAppend(const wxString& item) +void wxOwnerDrawnComboBox::GetSelection(long *from, long *to) const { - EnsurePopupControl(); - wxASSERT(m_popupInterface); - - return GetVListBoxComboPopup()->Append(item); + wxComboCtrl::GetSelection(from, to); } -int wxOwnerDrawnComboBox::DoInsert(const wxString& item, unsigned int pos) +int wxOwnerDrawnComboBox::DoInsertItems(const wxArrayStringsAdapter& items, + unsigned int pos, + void **clientData, + wxClientDataType type) { EnsurePopupControl(); - wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list")); - wxCHECK_MSG(IsValidInsert(pos), -1, wxT("invalid index")); + const unsigned int count = items.GetCount(); + + if ( HasFlag(wxCB_SORT) ) + { + int n = pos; - GetVListBoxComboPopup()->Insert(item,pos); + for ( unsigned int i = 0; i < count; ++i ) + { + n = GetVListBoxComboPopup()->Append(items[i]); + AssignNewItemClientData(n, clientData, i, type); + } - return pos; + return n; + } + else + { + for ( unsigned int i = 0; i < count; ++i, ++pos ) + { + GetVListBoxComboPopup()->Insert(items[i], pos); + AssignNewItemClientData(pos, clientData, i, type); + } + + return pos - 1; + } } void wxOwnerDrawnComboBox::DoSetItemClientData(unsigned int n, void* clientData) { EnsurePopupControl(); - GetVListBoxComboPopup()->SetItemClientData(n,clientData,m_clientDataItemsType); + GetVListBoxComboPopup()->SetItemClientData(n, clientData, + GetClientDataType()); } void* wxOwnerDrawnComboBox::DoGetItemClientData(unsigned int n) const @@ -997,16 +1126,6 @@ void* wxOwnerDrawnComboBox::DoGetItemClientData(unsigned int n) const return GetVListBoxComboPopup()->GetItemClientData(n); } -void wxOwnerDrawnComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData) -{ - DoSetItemClientData(n, (void*) clientData); -} - -wxClientData* wxOwnerDrawnComboBox::DoGetItemClientObject(unsigned int n) const -{ - return (wxClientData*) DoGetItemClientData(n); -} - // ---------------------------------------------------------------------------- // wxOwnerDrawnComboBox item drawing and measuring default implementations // ---------------------------------------------------------------------------- @@ -1018,8 +1137,21 @@ void wxOwnerDrawnComboBox::OnDrawItem( wxDC& dc, { if ( flags & wxODCB_PAINTING_CONTROL ) { - dc.DrawText( GetValue(), - rect.x + GetTextIndent(), + wxString text; + + if ( !ShouldUseHintText() ) + { + text = GetValue(); + } + else + { + text = GetHint(); + wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT); + dc.SetTextForeground(col); + } + + dc.DrawText( text, + rect.x + GetMargins().x, (rect.height-dc.GetCharHeight())/2 + rect.y ); } else @@ -1038,17 +1170,25 @@ wxCoord wxOwnerDrawnComboBox::OnMeasureItemWidth( size_t WXUNUSED(item) ) const return -1; } -void wxOwnerDrawnComboBox::OnDrawBackground(wxDC& dc, const wxRect& rect, int item, int flags) const +void wxOwnerDrawnComboBox::OnDrawBackground(wxDC& dc, + const wxRect& rect, + int WXUNUSED(item), + int flags) const { - // we need to render selected and current items differently - if ( GetVListBoxComboPopup()->IsCurrent((size_t)item) ) + // We need only to explicitly draw background for items + // that should have selected background. Also, call PrepareBackground + // always when painting the control so that clipping is done properly. + + if ( (flags & wxODCB_PAINTING_SELECTED) || + ((flags & wxODCB_PAINTING_CONTROL) && HasFlag(wxCB_READONLY)) ) { - DrawFocusBackground(dc, - rect, - (flags&wxODCB_PAINTING_CONTROL?0:wxCONTROL_ISSUBMENU) | - wxCONTROL_SELECTED); + int bgFlags = wxCONTROL_SELECTED; + + if ( !(flags & wxODCB_PAINTING_CONTROL) ) + bgFlags |= wxCONTROL_ISSUBMENU; + + PrepareBackground(dc, rect, bgFlags); } - //else: do nothing for the normal items } #endif // wxUSE_ODCOMBOBOX