#endif
// NB: Let's not be afraid to use wxGTK's wxPopupTransientWindow as a
-// 'perfect' popup, as it can succesfully host child controls even in
+// 'perfect' popup, as it can successfully host child controls even in
// popups that are shown in modal dialogs.
#define USE_TRANSIENT_POPUP 1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
m_combo->HidePopup(true);
}
+void wxComboPopup::DestroyPopup()
+{
+ // Here we make sure that the popup control's Destroy() gets called.
+ // This is necessary for the wxPersistentWindow to work properly.
+ wxWindow* popupCtrl = GetControl();
+ if ( popupCtrl )
+ {
+ // While all wxComboCtrl examples have m_popupInterface and
+ // popupCtrl as the same class (that will be deleted via the
+ // Destroy() call below), it is technically still possible to
+ // have implementations where they are in fact not same
+ // multiple-inherited class. Here we use C++ RTTI to check for
+ // this rare case.
+ #ifndef wxNO_RTTI
+ // It is probably better to delete m_popupInterface first, so
+ // that it retains access to its popup control window.
+ if ( dynamic_cast<void*>(this) !=
+ dynamic_cast<void*>(popupCtrl) )
+ delete this;
+ #endif
+ popupCtrl->Destroy();
+ }
+ else
+ {
+ delete this;
+ }
+}
+
// ----------------------------------------------------------------------------
// input handling
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl)
- EVT_TEXT(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
EVT_SIZE(wxComboCtrlBase::OnSizeEvent)
EVT_SET_FOCUS(wxComboCtrlBase::OnFocusEvent)
EVT_KILL_FOCUS(wxComboCtrlBase::OnFocusEvent)
//EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent)
EVT_KEY_DOWN(wxComboCtrlBase::OnKeyEvent)
EVT_CHAR(wxComboCtrlBase::OnCharEvent)
- EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged)
END_EVENT_TABLE()
m_timeCanAcceptClick = 0;
m_resetFocus = false;
+ m_hasTcBgCol = false;
}
bool wxComboCtrlBase::Create(wxWindow *parent,
m_iFlags |= wxCC_IFLAG_CREATED;
// If x and y indicate valid size, wxSizeEvent won't be
- // emitted automatically, so we need to add artifical one.
+ // emitted automatically, so we need to add artificial one.
if ( size.x > 0 && size.y > 0 )
{
wxSizeEvent evt(size,GetId());
+ evt.SetEventObject(this);
GetEventHandler()->AddPendingEvent(evt);
}
m_text->Create(this, wxID_ANY, m_valueString,
wxDefaultPosition, wxSize(10,-1),
style);
+
+ // Connecting the events is currently the most reliable way
+ wxWindowID id = m_text->GetId();
+ m_text->Connect(id, wxEVT_COMMAND_TEXT_UPDATED,
+ wxCommandEventHandler(wxComboCtrlBase::OnTextCtrlEvent),
+ NULL, this);
+ m_text->Connect(id, wxEVT_COMMAND_TEXT_ENTER,
+ wxCommandEventHandler(wxComboCtrlBase::OnTextCtrlEvent),
+ NULL, this);
+
m_text->SetHint(m_hintText);
}
}
void wxComboCtrlBase::OnThemeChange()
{
- // Leave the default bg on the Mac so the area used by the focus ring will
- // be the correct colour and themed brush. Instead we'll use
- // wxSYS_COLOUR_WINDOW in the EVT_PAINT handler as needed.
-#ifndef __WXMAC__
- #if defined(__WXMSW__) || defined(__WXGTK__)
+ // Because wxComboCtrl has transparent parts on most platforms, we
+ // don't want to touch the actual background colour. Instead, we just
+ // usually re-obtain m_tcBgCol here.
+
+#if defined(__WXMSW__) || defined(__WXGTK__)
wxVisualAttributes vattrs = wxComboBox::GetClassDefaultAttributes();
- #else
+#else
wxVisualAttributes vattrs;
vattrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
vattrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
- #endif
+#endif
+ if ( !m_hasTcBgCol )
+ m_tcBgCol = vattrs.colBg;
+
+#ifndef __WXMAC__
// Only change the colours if application has not specified
// custom ones.
if ( !m_hasFgCol )
{
SetOwnForegroundColour(vattrs.colFg);
- m_hasFgCol = false;
}
- if ( !m_hasBgCol )
+ if ( !HasTransparentBackground() )
{
- SetOwnBackgroundColour(vattrs.colBg);
- m_hasBgCol = false;
+ SetOwnBackgroundColour(GetParent()->GetBackgroundColour());
}
#endif // !__WXMAC__
}
// its platform default or bitmap+pushbutton background is used, but not if
// there is vertical size adjustment or horizontal spacing.
if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ||
- (m_bmpNormal.Ok() && m_blankButtonBg) ) &&
+ (m_bmpNormal.IsOk() && m_blankButtonBg) ) &&
m_btnSpacingX == 0 &&
m_btnHei <= 0 )
{
btnBorder = 0;
}
else if ( (m_iFlags & wxCC_BUTTON_COVERS_BORDER) &&
- m_btnSpacingX == 0 && !m_bmpNormal.Ok() )
+ m_btnSpacingX == 0 && !m_bmpNormal.IsOk() )
{
m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
btnBorder = 0;
// It is larger
// OR
// button width is set to default and blank button bg is not drawn
- if ( m_bmpNormal.Ok() )
+ if ( m_bmpNormal.IsOk() )
{
int bmpReqWidth = m_bmpNormal.GetWidth();
int bmpReqHeight = m_bmpNormal.GetHeight();
{
int newY = butHeight+(customBorder*2);
SetClientSize(wxDefaultCoord,newY);
- if ( m_bmpNormal.Ok() || m_btnArea.width != butWidth || m_btnArea.height != butHeight )
+ if ( m_bmpNormal.IsOk() || m_btnArea.width != butWidth || m_btnArea.height != butHeight )
m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
else
m_iFlags &= ~wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
// TODO: Better method to calculate close-to-native control height.
int fhei;
- if ( m_font.Ok() )
+ if ( m_font.IsOk() )
fhei = (m_font.GetPointSize()*2) + 5;
- else if ( wxNORMAL_FONT->Ok() )
+ else if ( wxNORMAL_FONT->IsOk() )
fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5;
else
fhei = sizeText.y + 4;
// Need to force height to accomodate bitmap?
int btnSizeY = m_btnSize.y;
- if ( m_bmpNormal.Ok() && fhei < btnSizeY )
+ if ( m_bmpNormal.IsOk() && fhei < btnSizeY )
fhei = btnSizeY;
// Control height doesn't depend on border
bool wxComboCtrlBase::SetBackgroundColour(const wxColour& colour)
{
- if ( wxControl::SetBackgroundColour(colour) )
- {
- if ( m_text )
- m_text->SetBackgroundColour(colour);
- return true;
- }
- return false;
+ if ( m_text )
+ m_text->SetBackgroundColour(colour);
+ m_tcBgCol = colour;
+ m_hasTcBgCol = true;
+ return true;
+}
+
+wxColour wxComboCtrlBase::GetBackgroundColour() const
+{
+ if ( m_text )
+ return m_text->GetBackgroundColour();
+ return m_tcBgCol;
}
+
// ----------------------------------------------------------------------------
// painting
// ----------------------------------------------------------------------------
{
bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
}
- else if ( m_hasBgCol )
+ else if ( m_hasTcBgCol )
{
// Honour the custom background colour
- bgCol = GetBackgroundColour();
+ bgCol = m_tcBgCol;
}
else
{
if ( !enabled )
drawState |= wxCONTROL_DISABLED;
- if ( !m_bmpNormal.Ok() )
+ // Need to clear button background even if m_btn is present
+ // and also when using custom bitmap for the button
+ if ( (flags & Button_PaintBackground) &&
+ (!HasTransparentBackground() ||
+ !(m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE)) )
{
- if ( flags & Button_BitmapOnly )
- return;
+ wxColour bgCol;
- // Need to clear button background even if m_btn is present
- if ( flags & Button_PaintBackground )
- {
- wxColour bgCol;
+ if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
+ bgCol = GetParent()->GetBackgroundColour();
+ else
+ bgCol = GetBackgroundColour();
- if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
- bgCol = GetParent()->GetBackgroundColour();
- else
- bgCol = GetBackgroundColour();
+ dc.SetBrush(bgCol);
+ dc.SetPen(bgCol);
+ dc.DrawRectangle(rect);
+ }
- dc.SetBrush(bgCol);
- dc.SetPen(bgCol);
- dc.DrawRectangle(rect);
- }
+ if ( !m_bmpNormal.IsOk() )
+ {
+ if ( flags & Button_BitmapOnly )
+ return;
// Draw standard button
wxRendererNative::Get().DrawComboBoxDropButton(this,
if ( m_blankButtonBg )
{
- // If using blank button background, we need to clear its background
- // with button face colour instead of colour for rest of the control.
- if ( flags & Button_PaintBackground )
- {
- wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
- //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
- dc.SetPen(bgCol);
- dc.SetBrush(bgCol);
- dc.DrawRectangle(rect);
- }
-
if ( !(flags & Button_BitmapOnly) )
{
wxRendererNative::Get().DrawPushButton(this,
drawState);
}
}
- else
-
- {
- // Need to clear button background even if m_btn is present
- // (assume non-button background was cleared just before this call so brushes are good)
- if ( flags & Button_PaintBackground )
- dc.DrawRectangle(rect);
- }
// Draw bitmap centered in drawRect
dc.DrawBitmap(*pBmp,
if ( IsCreated() )
{
wxSizeEvent evt(GetSize(),GetId());
+ evt.SetEventObject(this);
GetEventHandler()->ProcessEvent(evt);
Refresh();
}
void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event)
{
+ // Avoid infinite recursion
+ if ( event.GetEventObject() == this )
+ {
+ event.Skip();
+ return;
+ }
+
if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
{
if ( m_ignoreEvtText > 0 )
}
}
- // Change event id, object and string before relaying it forward
- event.SetId(GetId());
- wxString s = event.GetString();
- event.SetEventObject(this);
- event.SetString(s);
- event.Skip();
+ // For safety, completely re-create a new wxCommandEvent
+ wxCommandEvent evt2(event);
+ evt2.SetId(GetId());
+ evt2.SetEventObject(this);
+ HandleWindowEvent(evt2);
+
+ event.StopPropagation();
}
// call if cursor is on button area or mouse is captured for the button
void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& event )
{
+// On Mac, this leads to infinite recursion and eventually a crash
+#ifndef __WXMAC__
if ( event.GetEventType() == wxEVT_SET_FOCUS )
{
wxWindow* tc = GetTextCtrl();
}
Refresh();
+#endif
}
void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) )
wxDELETE(m_popupEvtHandler);
- wxDELETE(m_popupInterface);
+ if ( m_popupInterface )
+ {
+ // NB: DestroyPopup() performs 'delete this'.
+ m_popupInterface->DestroyPopup();
+ m_popupInterface = NULL;
+ }
if ( m_winPopup )
{
m_bmpNormal = bmpNormal;
m_blankButtonBg = blankButtonBg;
- if ( bmpPressed.Ok() )
+ if ( bmpPressed.IsOk() )
m_bmpPressed = bmpPressed;
else
m_bmpPressed = bmpNormal;
- if ( bmpHover.Ok() )
+ if ( bmpHover.IsOk() )
m_bmpHover = bmpHover;
else
m_bmpHover = bmpNormal;
- if ( bmpDisabled.Ok() )
+ if ( bmpDisabled.IsOk() )
m_bmpDisabled = bmpDisabled;
else
m_bmpDisabled = bmpNormal;
bool found = true;
wxString trueValue = value;
- // Conform to wxComboBox behavior: read-only control can only accept
+ // Conform to wxComboBox behaviour: read-only control can only accept
// valid list items and empty string
if ( m_popupInterface && HasFlag(wxCB_READONLY) && value.length() )
{
projects / wxWidgets.git / blobdiff