// headers
// ----------------------------------------------------------------------------
+#ifdef __GNUG__
+ #pragma implementation "windowbase.h"
+#endif
+
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_CONSTRAINTS
#include "wx/layout.h"
+ #include "wx/sizer.h"
#endif // wxUSE_CONSTRAINTS
#if wxUSE_DRAG_AND_DROP
#include "wx/tooltip.h"
#endif // wxUSE_TOOLTIPS
+#if wxUSE_CARET
+ #include "wx/caret.h"
+#endif // wxUSE_CARET
+
// ----------------------------------------------------------------------------
// static data
// ----------------------------------------------------------------------------
-int wxWindowBase::ms_lastControlId = 0;
+int wxWindowBase::ms_lastControlId = -200;
IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler)
void wxWindowBase::InitBase()
{
// no window yet, no parent nor children
- m_widget = (WXWidget)0;
m_parent = (wxWindow *)NULL;
m_windowId = -1;
m_children.DeleteContents( FALSE ); // don't auto delete node data
m_isShown = FALSE;
m_isEnabled = TRUE;
- // no client data
- m_clientObject = (wxClientData *)NULL;
+ // no client data (yet)
m_clientData = NULL;
+ m_clientDataType = ClientData_None;
// the default event handler is just this window
m_eventHandler = this;
+#if wxUSE_VALIDATORS
// no validator
m_windowValidator = (wxValidator *) NULL;
+#endif // wxUSE_VALIDATORS
// use the system default colours
wxSystemSettings settings;
m_constraints = (wxLayoutConstraints *) NULL;
m_constraintsInvolvedIn = (wxWindowList *) NULL;
m_windowSizer = (wxSizer *) NULL;
- m_sizerParent = (wxWindowBase *) NULL;
m_autoLayout = FALSE;
#endif // wxUSE_CONSTRAINTS
#if wxUSE_TOOLTIPS
m_tooltip = (wxToolTip *)NULL;
#endif // wxUSE_TOOLTIPS
+
+#if wxUSE_CARET
+ m_caret = (wxCaret *)NULL;
+#endif // wxUSE_CARET
}
// common part of window creation process
bool wxWindowBase::CreateBase(wxWindowBase *parent,
wxWindowID id,
- const wxPoint& pos,
- const wxSize& size,
+ const wxPoint& WXUNUSED(pos),
+ const wxSize& WXUNUSED(size),
long style,
+ const wxValidator& validator,
const wxString& name)
{
// m_isWindow is set to TRUE in wxWindowBase::Init() as well as many other
SetName(name);
SetWindowStyleFlag(style);
SetParent(parent);
+ SetValidator(validator);
return TRUE;
}
// we weren't a dialog class
wxTopLevelWindows.DeleteObject(this);
- DestroyChildren();
+ wxASSERT_MSG( GetChildren().GetCount() == 0, _T("children not destroyed") );
+
+ // make sure that there are no dangling pointers left pointing to us
+ wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
+ if ( panel )
+ {
+ if ( panel->GetLastFocus() == this )
+ {
+ panel->SetLastFocus((wxWindow *)NULL);
+ }
+ }
+
+#if wxUSE_CARET
+ if ( m_caret )
+ delete m_caret;
+#endif // wxUSE_CARET
+#if wxUSE_VALIDATORS
if ( m_windowValidator )
delete m_windowValidator;
+#endif // wxUSE_VALIDATORS
- if ( m_clientObject )
+ // we only delete object data, not untyped
+ if ( m_clientDataType == ClientData_Object )
delete m_clientObject;
#if wxUSE_CONSTRAINTS
if ( m_windowSizer )
delete m_windowSizer;
- // If this is a child of a sizer, remove self from parent
- if ( m_sizerParent )
- m_sizerParent->RemoveChild(this);
#endif // wxUSE_CONSTRAINTS
#if wxUSE_DRAG_AND_DROP
bool wxWindowBase::DestroyChildren()
{
wxWindowList::Node *node;
- for ( node = m_children.GetFirst(); node; node = node->GetNext() )
+ for ( ;; )
{
+ // we iterate until the list becomes empty
+ node = GetChildren().GetFirst();
+ if ( !node )
+ break;
+
wxWindow *child = node->GetData();
- if ( child )
- {
- delete child;
- delete node;
- }
+
+ wxASSERT_MSG( child, _T("children list contains empty nodes") );
+
+ delete child;
+
+ wxASSERT_MSG( !GetChildren().Find(child),
+ _T("child didn't remove itself using RemoveChild()") );
}
return TRUE;
int widthParent, heightParent;
wxWindow *parent = GetParent();
- if ( parent )
+ if ( !parent )
{
- parent->GetClientSize(&widthParent, &heightParent);
+ // no other choice
+ direction |= wxCENTRE_ON_SCREEN;
}
- else
+
+ if ( direction & wxCENTRE_ON_SCREEN )
{
// centre with respect to the whole screen
wxDisplaySize(&widthParent, &heightParent);
}
+ else
+ {
+ // centre inside the parents rectangle
+ parent->GetClientSize(&widthParent, &heightParent);
+ }
int width, height;
GetSize(&width, &height);
- int new_x = -1,
- new_y = -1;
+ int xNew = -1,
+ yNew = -1;
if ( direction & wxHORIZONTAL )
- new_x = (widthParent - width)/2;
+ xNew = (widthParent - width)/2;
if ( direction & wxVERTICAL )
- new_y = (heightParent - height)/2;
+ yNew = (heightParent - height)/2;
+
+ // controls are always centered on their parent because it doesn't make
+ // sense to centre them on the screen
+ if ( !(direction & wxCENTRE_ON_SCREEN) || wxDynamicCast(this, wxControl) )
+ {
+ // theo nly chance to get this is to have a wxControl without parent
+ wxCHECK_RET( parent, _T("a control must have a parent") );
+
+ // adjust to the parents client area origin
+ wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0));
+
+ xNew += posParent.x;
+ yNew += posParent.y;
+ }
- Move(new_x, new_y);
+ Move(xNew, yNew);
}
// fits the window around the children
int maxX = 0,
maxY = 0;
- wxWindowList::Node *node = GetChildren().GetFirst();
- while ( node )
+ for ( wxWindowList::Node *node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
{
wxWindow *win = node->GetData();
+ if ( win->IsTopLevel() )
+ {
+ // dialogs and frames lie in different top level windows - don't
+ // deal with them here
+ continue;
+ }
+
int wx, wy, ww, wh;
win->GetPosition(&wx, &wy);
win->GetSize(&ww, &wh);
maxX = wx + ww;
if ( wy + wh > maxY )
maxY = wy + wh;
-
- node = node->GetNext();
}
// leave a margin
return FALSE;
}
}
+// ----------------------------------------------------------------------------
+// RTTI
+// ----------------------------------------------------------------------------
+
+bool wxWindowBase::IsTopLevel() const
+{
+ return wxDynamicCast(this, wxFrame) || wxDynamicCast(this, wxDialog);
+}
// ----------------------------------------------------------------------------
// reparenting the window
// don't try to set invalid cursor, always fall back to the default
const wxCursor& cursorOk = cursor.Ok() ? cursor : *wxSTANDARD_CURSOR;
- if ( cursorOk == m_cursor )
+ if ( (wxCursor&)cursorOk == m_cursor )
{
// no change
return FALSE;
// don't try to set invalid font, always fall back to the default
const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT;
- if ( fontOk == m_font )
+ if ( (wxFont&)fontOk == m_font )
{
// no change
return FALSE;
return TRUE;
}
+#if wxUSE_CARET
+void wxWindowBase::SetCaret(wxCaret *caret)
+{
+ if ( m_caret )
+ {
+ delete m_caret;
+ }
+
+ m_caret = caret;
+
+ if ( m_caret )
+ {
+ wxASSERT_MSG( m_caret->GetWindow() == this,
+ _T("caret should be created associated to this window") );
+ }
+}
+#endif // wxUSE_CARET
+
+#if wxUSE_VALIDATORS
// ----------------------------------------------------------------------------
// validators
// ----------------------------------------------------------------------------
if ( m_windowValidator )
m_windowValidator->SetWindow(this) ;
}
+#endif // wxUSE_VALIDATORS
// ----------------------------------------------------------------------------
// update region testing
void wxWindowBase::MakeModal(bool modal)
{
- wxFAIL_MSG("TODO");
+ // Disable all other windows
+ if ( IsTopLevel() )
+ {
+ wxWindowList::Node *node = wxTopLevelWindows.GetFirst();
+ while (node)
+ {
+ wxWindow *win = node->GetData();
+ if (win != this)
+ win->Enable(!modal);
+
+ node = node->GetNext();
+ }
+ }
}
bool wxWindowBase::Validate()
{
+#if wxUSE_VALIDATORS
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxWindowBase *child = node->GetData();
wxValidator *validator = child->GetValidator();
- if ( validator && validator->Validate(this) )
+ if ( validator && !validator->Validate((wxWindow *)this) )
{
return FALSE;
}
}
+#endif // wxUSE_VALIDATORS
return TRUE;
}
bool wxWindowBase::TransferDataToWindow()
{
+#if wxUSE_VALIDATORS
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
return FALSE;
}
}
+#endif // wxUSE_VALIDATORS
return TRUE;
}
bool wxWindowBase::TransferDataFromWindow()
{
+#if wxUSE_VALIDATORS
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
return FALSE;
}
}
+#endif // wxUSE_VALIDATORS
return TRUE;
}
void wxWindowBase::SetSizer(wxSizer *sizer)
{
+ if (m_windowSizer) delete m_windowSizer;
+
m_windowSizer = sizer;
- if ( sizer )
- sizer->SetSizerParent(this);
}
bool wxWindowBase::Layout()
{
- if ( GetConstraints() )
- {
- int w, h;
- GetClientSize(&w, &h);
- GetConstraints()->width.SetValue(w);
- GetConstraints()->height.SetValue(h);
- }
-
- // If top level (one sizer), evaluate the sizer's constraints.
+ int w, h;
+ GetClientSize(&w, &h);
+
+ // If there is a sizer, use it instead of the constraints
if ( GetSizer() )
{
- int noChanges;
- GetSizer()->ResetConstraints(); // Mark all constraints as unevaluated
- GetSizer()->LayoutPhase1(&noChanges);
- GetSizer()->LayoutPhase2(&noChanges);
- GetSizer()->SetConstraintSizes(); // Recursively set the real window sizes
+ GetSizer()->SetDimension( 0, 0, w, h );
return TRUE;
}
- else
+
+ if ( GetConstraints() )
{
- // Otherwise, evaluate child constraints
- ResetConstraints(); // Mark all constraints as unevaluated
- DoPhase(1); // Just one phase need if no sizers involved
- DoPhase(2);
- SetConstraintSizes(); // Recursively set the real window sizes
+ GetConstraints()->width.SetValue(w);
+ GetConstraints()->height.SetValue(h);
}
+
+ // Evaluate child constraints
+ ResetConstraints(); // Mark all constraints as unevaluated
+ DoPhase(1); // Just one phase need if no sizers involved
+ DoPhase(2);
+ SetConstraintSizes(); // Recursively set the real window sizes
+
return TRUE;
}
while (node)
{
wxWindow *child = node->GetData();
- if ( !child->IsKindOf(CLASSINFO(wxFrame)) && !child->IsKindOf(CLASSINFO(wxDialog)) )
+ if ( !child->IsTopLevel() )
{
wxLayoutConstraints *constr = child->GetConstraints();
if ( constr )
while (node)
{
wxWindow *win = node->GetData();
- if ( !win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)) )
+ if ( !win->IsTopLevel() )
win->ResetConstraints();
node = node->GetNext();
}
int w = constr->width.GetValue();
int h = constr->height.GetValue();
- // If we don't want to resize this window, just move it...
if ( (constr->width.GetRelationship() != wxAsIs ) ||
- (constr->height.GetRelationship() != wxAsIs))
+ (constr->height.GetRelationship() != wxAsIs) )
{
- // Calls Layout() recursively. AAAGH. How can we stop that.
- // Simply take Layout() out of non-top level OnSizes.
- SizerSetSize(x, y, w, h);
+ SetSize(x, y, w, h);
}
else
{
- SizerMove(x, y);
+ // If we don't want to resize this window, just move it...
+ Move(x, y);
}
}
else if ( constr )
while (node)
{
wxWindow *win = node->GetData();
- if ( !win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)) )
+ if ( !win->IsTopLevel() )
win->SetConstraintSizes();
node = node->GetNext();
}
}
}
-// This assumes that all sizers are 'on' the same window, i.e. the parent of
-// this window.
-void wxWindowBase::TransformSizerToActual(int *x, int *y) const
-{
- if ( !m_sizerParent || m_sizerParent->IsKindOf(CLASSINFO(wxDialog) ) ||
- m_sizerParent->IsKindOf(CLASSINFO(wxFrame)) )
- return;
-
- int xp, yp;
- m_sizerParent->GetPosition(&xp, &yp);
- m_sizerParent->TransformSizerToActual(&xp, &yp);
- *x += xp;
- *y += yp;
-}
-
-void wxWindowBase::SizerSetSize(int x, int y, int w, int h)
-{
- int xx = x;
- int yy = y;
- TransformSizerToActual(&xx, &yy);
- SetSize(xx, yy, w, h);
-}
-
-void wxWindowBase::SizerMove(int x, int y)
-{
- int xx = x;
- int yy = y;
- TransformSizerToActual(&xx, &yy);
- Move(xx, yy);
-}
-
// Only set the size/position of the constraint (if any)
void wxWindowBase::SetSizeConstraint(int x, int y, int w, int h)
{
if ( event.GetSetEnabled() )
Enable(event.GetEnabled());
- if ( event.GetSetText() && IsKindOf(CLASSINFO(wxControl)) )
- ((wxControl*)this)->SetLabel(event.GetText());
+ if ( event.GetSetText() )
+ {
+ wxControl *control = wxDynamicCast(this, wxControl);
+ if ( control )
+ control->SetLabel(event.GetText());
+ }
- if ( IsKindOf(CLASSINFO(wxCheckBox)) )
+#if wxUSE_CHECKBOX
+ wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
+ if ( checkbox )
{
if ( event.GetSetChecked() )
- ((wxCheckBox *)this)->SetValue(event.GetChecked());
+ checkbox->SetValue(event.GetChecked());
}
- // TODO No radio buttons in wxGTK yet
-#ifndef __WXGTK__
- else if ( IsKindOf(CLASSINFO(wxRadioButton)) )
+#endif // wxUSE_CHECKBOX
+
+#if wxUSE_RADIOBUTTON
+ wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
+ if ( radiobtn )
{
if ( event.GetSetChecked() )
- ((wxRadioButton *) this)->SetValue(event.GetChecked());
+ radiobtn->SetValue(event.GetChecked());
}
-#endif // !wxGTK
+#endif // wxUSE_RADIOBUTTON
}
}
}
{
int charWidth = GetCharWidth();
int charHeight = GetCharHeight();
- wxPoint pt2;
- pt2.x = (int) ((pt.x * 4) / charWidth) ;
- pt2.y = (int) ((pt.y * 8) / charHeight) ;
+ wxPoint pt2(-1, -1);
+ if (pt.x != -1)
+ pt2.x = (int) ((pt.x * 4) / charWidth) ;
+ if (pt.y != -1)
+ pt2.y = (int) ((pt.y * 8) / charHeight) ;
return pt2;
}
{
int charWidth = GetCharWidth();
int charHeight = GetCharHeight();
- wxPoint pt2;
- pt2.x = (int) ((pt.x * charWidth) / 4) ;
- pt2.y = (int) ((pt.y * charHeight) / 8) ;
+ wxPoint pt2(-1, -1);
+ if (pt.x != -1)
+ pt2.x = (int) ((pt.x * charWidth) / 4) ;
+ if (pt.y != -1)
+ pt2.y = (int) ((pt.y * charHeight) / 8) ;
return pt2;
}
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void wxWindowBase::DoSetClientObject( wxClientData *data )
+{
+ wxASSERT_MSG( m_clientDataType != ClientData_Void,
+ _T("can't have both object and void client data") );
+
+ if ( m_clientObject )
+ delete m_clientObject;
+
+ m_clientObject = data;
+ m_clientDataType = ClientData_Object;
+}
+
+wxClientData *wxWindowBase::DoGetClientObject() const
+{
+ wxASSERT_MSG( m_clientDataType == ClientData_Object,
+ _T("this window doesn't have object client data") );
+
+ return m_clientObject;
+}
+
+void wxWindowBase::DoSetClientData( void *data )
+{
+ wxASSERT_MSG( m_clientDataType != ClientData_Object,
+ _T("can't have both object and void client data") );
+
+ m_clientData = data;
+ m_clientDataType = ClientData_Void;
+}
+
+void *wxWindowBase::DoGetClientData() const
+{
+ wxASSERT_MSG( m_clientDataType == ClientData_Void,
+ _T("this window doesn't have void client data") );
+
+ return m_clientData;
+}
+
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff