#include "wx/window.h"
#include "wx/checkbox.h"
#include "wx/radiobut.h"
+ #include "wx/textctrl.h"
#include "wx/settings.h"
#include "wx/dialog.h"
+ #include "wx/msgdlg.h"
+ #include "wx/statusbr.h"
#endif //WX_PRECOMP
#if wxUSE_CONSTRAINTS
#include "wx/dnd.h"
#endif // wxUSE_DRAG_AND_DROP
+#if wxUSE_HELP
+ #include "wx/cshelp.h"
+#endif // wxUSE_HELP
+
#if wxUSE_TOOLTIPS
#include "wx/tooltip.h"
#endif // wxUSE_TOOLTIPS
BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler)
EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged)
EVT_INIT_DIALOG(wxWindowBase::OnInitDialog)
+ EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick)
+
+#if wxUSE_HELP
+ EVT_HELP(-1, wxWindowBase::OnHelp)
+#endif // wxUSE_HELP
+
END_EVENT_TABLE()
// ============================================================================
wxSystemSettings settings;
m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE);
- m_foregroundColour = *wxBLACK; // TODO take this from sys settings too?
- m_font = *wxSWISS_FONT; // and this?
+ // m_foregroundColour = *wxBLACK; // TODO take this from sys settings too?
+ m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
+ // GRG, changed Mar/2000
+ m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
// no style bits
+ m_exStyle =
m_windowStyle = 0;
// an optimization for the event processing: checking this flag is much
#if wxUSE_CARET
m_caret = (wxCaret *)NULL;
#endif // wxUSE_CARET
+
+ // Whether we're using the current theme for this window (wxGTK only for now)
+ m_themeEnabled = FALSE;
}
// common part of window creation process
// m_isWindow is set to TRUE in wxWindowBase::Init() as well as many other
// member variables - check that it has been called (will catch the case
// when a new ctor is added which doesn't call InitWindow)
- wxASSERT_MSG( m_isWindow, _T("Init() must have been called before!") );
+ wxASSERT_MSG( m_isWindow, wxT("Init() must have been called before!") );
// generate a new id if the user doesn't care about it
m_windowId = id == -1 ? NewControlId() : id;
SetName(name);
SetWindowStyleFlag(style);
SetParent(parent);
+
+#if wxUSE_VALIDATORS
SetValidator(validator);
+#endif // wxUSE_VALIDATORS
+
+ // if the parent window has wxWS_EX_VALIDATE_RECURSIVELY set, we want to
+ // have it too - like this it's possible to set it only in the top level
+ // dialog/frame and all children will inherit it by defult
+ if ( parent && (parent->GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) )
+ {
+ SetExtraStyle(wxWS_EX_VALIDATE_RECURSIVELY);
+ }
return TRUE;
}
// we weren't a dialog class
wxTopLevelWindows.DeleteObject(this);
- wxASSERT_MSG( GetChildren().GetCount() == 0, _T("children not destroyed") );
+ wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
// make sure that there are no dangling pointers left pointing to us
wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
wxWindow *child = node->GetData();
- wxASSERT_MSG( child, _T("children list contains empty nodes") );
+ wxASSERT_MSG( child, wxT("children list contains empty nodes") );
delete child;
wxASSERT_MSG( !GetChildren().Find(child),
- _T("child didn't remove itself using RemoveChild()") );
+ wxT("child didn't remove itself using RemoveChild()") );
}
return TRUE;
}
// ----------------------------------------------------------------------------
-// centre/fit the window
+// size/position related methods
// ----------------------------------------------------------------------------
// centre the window with respect to its parent in either (or both) directions
void wxWindowBase::Centre(int direction)
{
+ // the position/size of the parent window or of the entire screen
+ wxPoint posParent;
int widthParent, heightParent;
- wxWindow *parent = GetParent();
- if ( !parent )
+ wxWindow *parent = NULL;
+
+ if ( !(direction & wxCENTRE_ON_SCREEN) )
{
- // no other choice
- direction |= wxCENTRE_ON_SCREEN;
+ // find the parent to centre this window on: it should be the
+ // immediate parent for the controls but the top level parent for the
+ // top level windows (like dialogs)
+ parent = GetParent();
+ if ( IsTopLevel() )
+ {
+ while ( parent && !parent->IsTopLevel() )
+ {
+ parent = parent->GetParent();
+ }
+ }
+
+ // did we find the parent?
+ if ( !parent )
+ {
+ // no other choice
+ direction |= wxCENTRE_ON_SCREEN;
+ }
}
if ( direction & wxCENTRE_ON_SCREEN )
}
else
{
- // centre inside the parents rectangle
- parent->GetClientSize(&widthParent, &heightParent);
+ if ( IsTopLevel() )
+ {
+ // centre on the parent
+ parent->GetSize(&widthParent, &heightParent);
+
+ // adjust to the parents position
+ posParent = parent->GetPosition();
+ }
+ else
+ {
+ // centre inside the parents client rectangle
+ parent->GetClientSize(&widthParent, &heightParent);
+ }
}
int width, height;
if ( direction & wxVERTICAL )
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;
- xNew += posParent.x;
- yNew += posParent.y;
- }
-
- Move(xNew, yNew);
+ // move the window to this position (keeping the old size but using
+ // SetSize() and not Move() to allow xNew and/or yNew to be -1)
+ SetSize(xNew, yNew, -1, -1, wxSIZE_ALLOW_MINUS_ONE);
}
// fits the window around the children
void wxWindowBase::Fit()
{
- int maxX = 0,
- maxY = 0;
+ if ( GetChildren().GetCount() > 0 )
+ {
+ wxSize size = DoGetBestSize();
+
+ // for compatibility with the old versions and because it really looks
+ // slightly more pretty like this, add a pad
+ size.x += 7;
+ size.y += 14;
- for ( wxWindowList::Node *node = GetChildren().GetFirst();
- node;
- node = node->GetNext() )
+ SetClientSize(size);
+ }
+ //else: do nothing if we have no children
+}
+
+// return the size best suited for the current window
+wxSize wxWindowBase::DoGetBestSize() const
+{
+ if ( GetChildren().GetCount() > 0 )
{
- wxWindow *win = node->GetData();
- if ( win->IsTopLevel() )
+ // our minimal acceptable size is such that all our windows fit inside
+ int maxX = 0,
+ maxY = 0;
+
+ for ( wxWindowList::Node *node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
{
- // dialogs and frames lie in different top level windows - don't
- // deal with them here
- continue;
+ wxWindow *win = node->GetData();
+ if ( win->IsTopLevel() || wxDynamicCast(win, wxStatusBar) || !win->IsShown())
+ {
+ // dialogs and frames lie in different top level windows -
+ // don't deal with them here; as for the status bars, they
+ // don't lie in the client area at all
+ continue;
+ }
+
+ int wx, wy, ww, wh;
+ win->GetPosition(&wx, &wy);
+
+ // if the window hadn't been positioned yet, assume that it is in
+ // the origin
+ if ( wx == -1 )
+ wx = 0;
+ if ( wy == -1 )
+ wy = 0;
+
+ win->GetSize(&ww, &wh);
+ if ( wx + ww > maxX )
+ maxX = wx + ww;
+ if ( wy + wh > maxY )
+ maxY = wy + wh;
}
- int wx, wy, ww, wh;
- win->GetPosition(&wx, &wy);
- win->GetSize(&ww, &wh);
- if ( wx + ww > maxX )
- maxX = wx + ww;
- if ( wy + wh > maxY )
- maxY = wy + wh;
+ return wxSize(maxX, maxY);
+ }
+ else
+ {
+ // for a generic window there is no natural best size - just use the
+ // current one
+ return GetSize();
}
-
- // leave a margin
- SetClientSize(maxX + 7, maxY + 14);
}
// set the min/max size of the window
-
void wxWindowBase::SetSizeHints(int minW, int minH,
int maxW, int maxH,
int WXUNUSED(incW), int WXUNUSED(incH))
bool wxWindowBase::IsTopLevel() const
{
- return wxDynamicCast(this, wxFrame) || wxDynamicCast(this, wxDialog);
+ return FALSE;
}
// ----------------------------------------------------------------------------
void wxWindowBase::AddChild(wxWindowBase *child)
{
- wxCHECK_RET( child, _T("can't add a NULL child") );
+ wxCHECK_RET( child, wxT("can't add a NULL child") );
+
+ // this should never happen and it will lead to a crash later if it does
+ // because RemoveChild() will remove only one node from the children list
+ // and the other(s) one(s) will be left with dangling pointers in them
+ wxASSERT_MSG( !GetChildren().Find(child), _T("AddChild() called twice") );
GetChildren().Append(child);
child->SetParent(this);
void wxWindowBase::RemoveChild(wxWindowBase *child)
{
- wxCHECK_RET( child, _T("can't remove a NULL child") );
+ wxCHECK_RET( child, wxT("can't remove a NULL child") );
GetChildren().DeleteObject(child);
child->SetParent((wxWindow *)NULL);
bool wxWindowBase::SetCursor(const wxCursor& cursor)
{
- // don't try to set invalid cursor, always fall back to the default
- const wxCursor& cursorOk = cursor.Ok() ? cursor : *wxSTANDARD_CURSOR;
-
- if ( (wxCursor&)cursorOk == m_cursor )
+ // setting an invalid cursor is ok, it means that we don't have any special
+ // cursor
+ if ( m_cursor == cursor )
{
// no change
return FALSE;
}
- m_cursor = cursorOk;
+ m_cursor = cursor;
return TRUE;
}
if ( m_caret )
{
wxASSERT_MSG( m_caret->GetWindow() == this,
- _T("caret should be created associated to this window") );
+ wxT("caret should be created associated to this window") );
}
}
#endif // wxUSE_CARET
bool wxWindowBase::Validate()
{
#if wxUSE_VALIDATORS
+ bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
{
return FALSE;
}
+
+ if ( recurse && !child->Validate() )
+ {
+ return FALSE;
+ }
}
#endif // wxUSE_VALIDATORS
bool wxWindowBase::TransferDataToWindow()
{
#if wxUSE_VALIDATORS
+ bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxValidator *validator = child->GetValidator();
if ( validator && !validator->TransferToWindow() )
{
- wxLog *log = wxLog::GetActiveTarget();
- if ( log )
- {
- wxLogWarning(_("Could not transfer data to window"));
- log->Flush();
- }
+ wxLogWarning(_("Could not transfer data to window"));
+ wxLog::FlushActive();
return FALSE;
}
+
+ if ( recurse )
+ {
+ if ( !child->TransferDataToWindow() )
+ {
+ // warning already given
+ return FALSE;
+ }
+ }
}
#endif // wxUSE_VALIDATORS
bool wxWindowBase::TransferDataFromWindow()
{
#if wxUSE_VALIDATORS
+ bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
wxWindowList::Node *node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxWindow *child = node->GetData();
- if ( child->GetValidator() &&
- !child->GetValidator()->TransferFromWindow() )
+ wxValidator *validator = child->GetValidator();
+ if ( validator && !validator->TransferFromWindow() )
{
+ // nop warning here because the application is supposed to give
+ // one itself - we don't know here what might have gone wrongly
+
return FALSE;
}
+
+ if ( recurse )
+ {
+ if ( !child->TransferDataFromWindow() )
+ {
+ // warning already given
+ return FALSE;
+ }
+ }
}
#endif // wxUSE_VALIDATORS
GetEventHandler()->ProcessEvent(event);
}
+// ----------------------------------------------------------------------------
+// context-sensitive help support
+// ----------------------------------------------------------------------------
+
+#if wxUSE_HELP
+
+// associate this help text with this window
+void wxWindowBase::SetHelpText(const wxString& text)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ helpProvider->AddHelp(this, text);
+ }
+}
+
+// associate this help text with all windows with the same id as this
+// one
+void wxWindowBase::SetHelpTextForId(const wxString& text)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ helpProvider->AddHelp(GetId(), text);
+ }
+}
+
+// get the help string associated with this window (may be empty)
+wxString wxWindowBase::GetHelpText() const
+{
+ wxString text;
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ text = helpProvider->GetHelp(this);
+ }
+
+ return text;
+}
+
+// show help for this window
+void wxWindowBase::OnHelp(wxHelpEvent& event)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ if ( helpProvider->ShowHelp(this) )
+ {
+ // skip the event.Skip() below
+ return;
+ }
+ }
+
+ event.Skip();
+}
+
+#endif // wxUSE_HELP
+
// ----------------------------------------------------------------------------
// tooltips
// ----------------------------------------------------------------------------
bool wxWindowBase::Layout()
{
- int w, h;
- GetClientSize(&w, &h);
-
// If there is a sizer, use it instead of the constraints
if ( GetSizer() )
{
+ int w, h;
+ GetClientSize(&w, &h);
+
GetSizer()->SetDimension( 0, 0, w, h );
- return TRUE;
}
-
- if ( GetConstraints() )
+ else
{
- GetConstraints()->width.SetValue(w);
- GetConstraints()->height.SetValue(h);
+ wxLayoutConstraints *constr = GetConstraints();
+ bool wasOk = constr && constr->AreSatisfied();
+
+ ResetConstraints(); // Mark all constraints as unevaluated
+
+ // if we're a top level panel (i.e. our parent is frame/dialog), our
+ // own constraints will never be satisfied any more unless we do it
+ // here
+ if ( wasOk )
+ {
+ int noChanges = 1;
+ while ( noChanges > 0 )
+ {
+ constr->SatisfyConstraints(this, &noChanges);
+ }
+ }
+
+ DoPhase(1); // Layout children
+ DoPhase(2); // Layout grand children
+ SetConstraintSizes(); // Recursively set the real window sizes
}
-
- // 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;
}
constr->centreX.SetDone(FALSE);
constr->centreY.SetDone(FALSE);
}
+
wxWindowList::Node *node = GetChildren().GetFirst();
while (node)
{
void wxWindowBase::SetConstraintSizes(bool recurse)
{
wxLayoutConstraints *constr = GetConstraints();
- if ( constr && constr->left.GetDone() && constr->right.GetDone( ) &&
- constr->width.GetDone() && constr->height.GetDone())
+ if ( constr && constr->AreSatisfied() )
{
int x = constr->left.GetValue();
int y = constr->top.GetValue();
}
else if ( constr )
{
- wxChar *windowClass = GetClassInfo()->GetClassName();
-
- wxString winName;
- if ( GetName() == _T("") )
- winName = _T("unnamed");
- else
- winName = GetName();
- wxLogDebug( _T("Constraint(s) not satisfied for window of type %s, name %s:\n"),
- (const wxChar *)windowClass,
- (const wxChar *)winName);
- if ( !constr->left.GetDone()) wxLogDebug( _T(" unsatisfied 'left' constraint.\n") );
- if ( !constr->right.GetDone()) wxLogDebug( _T(" unsatisfied 'right' constraint.\n") );
- if ( !constr->width.GetDone()) wxLogDebug( _T(" unsatisfied 'width' constraint.\n") );
- if ( !constr->height.GetDone()) wxLogDebug( _T(" unsatisfied 'height' constraint.\n") );
- wxLogDebug( _T("Please check constraints: try adding AsIs() constraints.\n") );
+ wxLogDebug(wxT("Constraints not satisfied for %s named '%s'."),
+ GetClassInfo()->GetClassName(),
+ GetName().c_str());
}
if ( recurse )
// of control classes.
void wxWindowBase::UpdateWindowUI()
{
- wxWindowID id = GetId();
- if ( id > 0 )
+ wxUpdateUIEvent event(GetId());
+ event.m_eventObject = this;
+
+ if ( GetEventHandler()->ProcessEvent(event) )
{
- wxUpdateUIEvent event(id);
- event.m_eventObject = this;
+ if ( event.GetSetEnabled() )
+ Enable(event.GetEnabled());
- if ( GetEventHandler()->ProcessEvent(event) )
+ if ( event.GetSetText() )
{
- if ( event.GetSetEnabled() )
- Enable(event.GetEnabled());
-
- if ( event.GetSetText() )
+ wxControl *control = wxDynamicCast(this, wxControl);
+ if ( control )
{
- wxControl *control = wxDynamicCast(this, wxControl);
- if ( control )
+ wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
+ if ( text )
+ text->SetValue(event.GetText());
+ else
control->SetLabel(event.GetText());
}
+ }
#if wxUSE_CHECKBOX
- wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
- if ( checkbox )
- {
- if ( event.GetSetChecked() )
- checkbox->SetValue(event.GetChecked());
- }
+ wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
+ if ( checkbox )
+ {
+ if ( event.GetSetChecked() )
+ checkbox->SetValue(event.GetChecked());
+ }
#endif // wxUSE_CHECKBOX
-#if wxUSE_RADIOBUTTON
- wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
- if ( radiobtn )
- {
- if ( event.GetSetChecked() )
- radiobtn->SetValue(event.GetChecked());
- }
-#endif // wxUSE_RADIOBUTTON
+#if wxUSE_RADIOBTN
+ wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
+ if ( radiobtn )
+ {
+ if ( event.GetSetChecked() )
+ radiobtn->SetValue(event.GetChecked());
}
+#endif // wxUSE_RADIOBTN
}
}
void wxWindowBase::DoSetClientObject( wxClientData *data )
{
wxASSERT_MSG( m_clientDataType != ClientData_Void,
- _T("can't have both object and void client data") );
+ wxT("can't have both object and void client data") );
if ( m_clientObject )
delete m_clientObject;
wxClientData *wxWindowBase::DoGetClientObject() const
{
- wxASSERT_MSG( m_clientDataType == ClientData_Object,
- _T("this window doesn't have object client data") );
+ // it's not an error to call GetClientObject() on a window which doesn't
+ // have client data at all - NULL will be returned
+ wxASSERT_MSG( m_clientDataType != ClientData_Void,
+ wxT("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") );
+ wxT("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") );
+ // it's not an error to call GetClientData() on a window which doesn't have
+ // client data at all - NULL will be returned
+ wxASSERT_MSG( m_clientDataType != ClientData_Object,
+ wxT("this window doesn't have void client data") );
return m_clientData;
}
TransferDataToWindow();
}
+// process Ctrl-Alt-mclick
+void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
+{
+ if ( event.ControlDown() && event.AltDown() )
+ {
+ // don't translate these strings
+ wxString port;
+ switch ( wxGetOsVersion() )
+ {
+ case wxMOTIF_X: port = _T("Motif"); break;
+ case wxMACINTOSH: port = _T("Mac"); break;
+ case wxBEOS: port = _T("BeOS"); break;
+ case wxGTK:
+ case wxGTK_WIN32:
+ case wxGTK_OS2:
+ case wxGTK_BEOS: port = _T("GTK"); break;
+ case wxWINDOWS:
+ case wxPENWINDOWS:
+ case wxWINDOWS_NT:
+ case wxWIN32S:
+ case wxWIN95:
+ case wxWIN386: port = _T("MS Windows"); break;
+ case wxMGL_UNIX:
+ case wxMGL_X:
+ case wxMGL_WIN32:
+ case wxMGL_OS2: port = _T("MGL"); break;
+ case wxWINDOWS_OS2:
+ case wxOS2_PM: port = _T("OS/2"); break;
+ default: port = _T("unknown"); break;
+ }
+
+ wxMessageBox(wxString::Format(
+ _T(
+ " wxWindows Library (%s port)\nVersion %u.%u.%u, compiled at %s %s\n Copyright (c) 1995-2000 wxWindows team"
+ ),
+ port.c_str(),
+ wxMAJOR_VERSION,
+ wxMINOR_VERSION,
+ wxRELEASE_NUMBER,
+ __DATE__,
+ __TIME__
+ ),
+ _T("wxWindows information"),
+ wxICON_INFORMATION | wxOK,
+ (wxWindow *)this);
+ }
+ else
+ {
+ event.Skip();
+ }
+}
+
// ----------------------------------------------------------------------------
// list classes implementation
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff