X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7d9fd0047471220c860d0e5a15feb1c052a95c5a..dbcbe229628c7667da2b6257198467d4f09ab28d:/src/common/wincmn.cpp?ds=sidebyside diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp index 0bc84593e1..f71daad3b5 100644 --- a/src/common/wincmn.cpp +++ b/src/common/wincmn.cpp @@ -35,12 +35,14 @@ #include "wx/frame.h" #include "wx/defs.h" #include "wx/window.h" + #include "wx/control.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 @@ -52,6 +54,10 @@ #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 @@ -76,6 +82,11 @@ 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() // ============================================================================ @@ -106,7 +117,7 @@ void wxWindowBase::InitBase() // no client data (yet) m_clientData = NULL; - m_clientDataType = ClientData_None; + m_clientDataType = wxClientData_None; // the default event handler is just this window m_eventHandler = this; @@ -117,18 +128,16 @@ void wxWindowBase::InitBase() #endif // wxUSE_VALIDATORS // use the system default colours - wxSystemSettings settings; - - m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE); - // m_foregroundColour = *wxBLACK; // TODO take this from sys settings too? + m_backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE); m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT); - // GRG, changed Mar/2000 -#if 0 // !defined(__WXMAC__) && !defined(__WXGTK__) - m_font = *wxSWISS_FONT; // and this? -#else - m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT); -#endif + // don't set the font here for wxMSW as we don't call WM_SETFONT here and + // so the font is *not* really set - but calls to SetFont() later won't do + // anything because m_font appears to be already set! +#ifndef __WXMSW__ + m_font = wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT); +#endif // __WXMSW__ + // no style bits m_exStyle = m_windowStyle = 0; @@ -156,6 +165,9 @@ void wxWindowBase::InitBase() #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 @@ -214,16 +226,6 @@ wxWindowBase::~wxWindowBase() 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); - if ( panel ) - { - if ( panel->GetLastFocus() == this ) - { - panel->SetLastFocus((wxWindow *)NULL); - } - } - #if wxUSE_CARET if ( m_caret ) delete m_caret; @@ -235,7 +237,7 @@ wxWindowBase::~wxWindowBase() #endif // wxUSE_VALIDATORS // we only delete object data, not untyped - if ( m_clientDataType == ClientData_Object ) + if ( m_clientDataType == wxClientData_Object ) delete m_clientObject; #if wxUSE_CONSTRAINTS @@ -266,6 +268,12 @@ wxWindowBase::~wxWindowBase() if ( m_tooltip ) delete m_tooltip; #endif // wxUSE_TOOLTIPS + + // reset the dangling pointer our parent window may keep to us + if ( m_parent && m_parent->GetDefaultItem() == this ) + { + m_parent->SetDefaultItem(NULL); + } } bool wxWindowBase::Destroy() @@ -303,6 +311,7 @@ bool wxWindowBase::DestroyChildren() wxASSERT_MSG( child, wxT("children list contains empty nodes") ); + child->Show(FALSE); delete child; wxASSERT_MSG( !GetChildren().Find(child), @@ -319,13 +328,32 @@ bool wxWindowBase::DestroyChildren() // 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 ) @@ -335,8 +363,19 @@ void wxWindowBase::Centre(int direction) } 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; @@ -351,23 +390,36 @@ void wxWindowBase::Centre(int direction) 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) || !IsTopLevel() ) - { - // the only chance to get this is to have a not top level window - // without parent which shouldn't happen - wxCHECK_RET( parent, wxT("this window must have a parent") ); + xNew += posParent.x; + yNew += posParent.y; - // adjust to the parents client area origin - wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0)); + // Base size of the visible dimensions of the display + // to take into account the taskbar + wxRect rect = wxGetClientDisplayRect(); + wxSize size (rect.width,rect.height); - xNew += posParent.x; - yNew += posParent.y; + if (posParent.x >= 0) // if parent is on the main display + { + if (xNew < 0) + xNew = 0; + else if (xNew+width > size.x) + xNew = size.x-width-1; + } + if (posParent.y >= 0) // if parent is on the main display + { + if (yNew+height > size.y) + yNew = size.y-height-1; + + // Make certain that the title bar is initially visible + // always, even if this would push the bottom of the + // dialog of the visible area of the display + if (yNew < 0) + yNew = 0; } - // move the centre of this window to this position - 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, width, height, wxSIZE_ALLOW_MINUS_ONE); } // fits the window around the children @@ -375,7 +427,14 @@ void wxWindowBase::Fit() { if ( GetChildren().GetCount() > 0 ) { - SetClientSize(DoGetBestSize()); + 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; + + SetClientSize(size); } //else: do nothing if we have no children } @@ -394,7 +453,11 @@ wxSize wxWindowBase::DoGetBestSize() const node = node->GetNext() ) { wxWindow *win = node->GetData(); - if ( win->IsTopLevel() || wxDynamicCast(win, wxStatusBar) ) + if ( win->IsTopLevel() +#if wxUSE_STATUSBAR + || wxDynamicCast(win, wxStatusBar) +#endif // wxUSE_STATUSBAR + ) { // dialogs and frames lie in different top level windows - // don't deal with them here; as for the status bars, they @@ -419,8 +482,7 @@ wxSize wxWindowBase::DoGetBestSize() const maxY = wy + wh; } - // leave a margin - return wxSize(maxX + 7, maxY + 14); + return wxSize(maxX, maxY); } else { @@ -430,6 +492,12 @@ wxSize wxWindowBase::DoGetBestSize() const } } +// by default the origin is not shifted +wxPoint wxWindowBase::GetClientAreaOrigin() const +{ + return wxPoint(0, 0); +} + // set the min/max size of the window void wxWindowBase::SetSizeHints(int minW, int minH, int maxW, int maxH, @@ -489,6 +557,11 @@ void wxWindowBase::AddChild(wxWindowBase *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); } @@ -605,7 +678,7 @@ bool wxWindowBase::SetFont(const wxFont& font) // don't try to set invalid font, always fall back to the default const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT; - if ( (wxFont&)fontOk == m_font ) + if ( fontOk == m_font ) { // no change return FALSE; @@ -652,9 +725,21 @@ void wxWindowBase::SetValidator(const wxValidator& validator) #endif // wxUSE_VALIDATORS // ---------------------------------------------------------------------------- -// update region testing +// update region stuff // ---------------------------------------------------------------------------- +wxRect wxWindowBase::GetUpdateClientRect() const +{ + wxRegion rgnUpdate = GetUpdateRegion(); + rgnUpdate.Intersect(GetClientRect()); + wxRect rectUpdate = rgnUpdate.GetBox(); + wxPoint ptOrigin = GetClientAreaOrigin(); + rectUpdate.x -= ptOrigin.x; + rectUpdate.y -= ptOrigin.y; + + return rectUpdate; +} + bool wxWindowBase::IsExposed(int x, int y) const { return m_updateRegion.Contains(x, y) != wxOutRegion; @@ -818,6 +903,64 @@ void wxWindowBase::InitDialog() 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 // ---------------------------------------------------------------------------- @@ -1236,6 +1379,7 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const // of control classes. void wxWindowBase::UpdateWindowUI() { +#if wxUSE_CONTROLS wxUpdateUIEvent event(GetId()); event.m_eventObject = this; @@ -1246,19 +1390,21 @@ void wxWindowBase::UpdateWindowUI() if ( event.GetSetText() ) { - wxControl *control = wxDynamicCast(this, wxControl); + wxControl *control = wxDynamicCastThis(wxControl); if ( control ) { +#if wxUSE_TEXTCTRL wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl); if ( text ) text->SetValue(event.GetText()); else +#endif // wxUSE_TEXTCTRL control->SetLabel(event.GetText()); } } #if wxUSE_CHECKBOX - wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox); + wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox); if ( checkbox ) { if ( event.GetSetChecked() ) @@ -1267,7 +1413,7 @@ void wxWindowBase::UpdateWindowUI() #endif // wxUSE_CHECKBOX #if wxUSE_RADIOBTN - wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton); + wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton); if ( radiobtn ) { if ( event.GetSetChecked() ) @@ -1275,6 +1421,7 @@ void wxWindowBase::UpdateWindowUI() } #endif // wxUSE_RADIOBTN } +#endif // wxUSE_CONTROLS } // ---------------------------------------------------------------------------- @@ -1313,21 +1460,21 @@ wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt) void wxWindowBase::DoSetClientObject( wxClientData *data ) { - wxASSERT_MSG( m_clientDataType != ClientData_Void, + wxASSERT_MSG( m_clientDataType != wxClientData_Void, wxT("can't have both object and void client data") ); if ( m_clientObject ) delete m_clientObject; m_clientObject = data; - m_clientDataType = ClientData_Object; + m_clientDataType = wxClientData_Object; } wxClientData *wxWindowBase::DoGetClientObject() const { // 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, + wxASSERT_MSG( m_clientDataType != wxClientData_Void, wxT("this window doesn't have object client data") ); return m_clientObject; @@ -1335,18 +1482,18 @@ wxClientData *wxWindowBase::DoGetClientObject() const void wxWindowBase::DoSetClientData( void *data ) { - wxASSERT_MSG( m_clientDataType != ClientData_Object, + wxASSERT_MSG( m_clientDataType != wxClientData_Object, wxT("can't have both object and void client data") ); m_clientData = data; - m_clientDataType = ClientData_Void; + m_clientDataType = wxClientData_Void; } void *wxWindowBase::DoGetClientData() const { // 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, + wxASSERT_MSG( m_clientDataType != wxClientData_Object, wxT("this window doesn't have void client data") ); return m_clientData; @@ -1384,6 +1531,7 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) ) // process Ctrl-Alt-mclick void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) { +#if wxUSE_MSGDLG if ( event.ControlDown() && event.AltDown() ) { // don't translate these strings @@ -1414,9 +1562,7 @@ void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) wxMessageBox(wxString::Format( _T( - " wxWindows Library (%s port)\n" - "Version %u.%u.%u, compiled at %s %s\n" - " Copyright (c) 1995-2000 wxWindows team" + " wxWindows Library (%s port)\nVersion %u.%u.%u, compiled at %s %s\n Copyright (c) 1995-2000 wxWindows team" ), port.c_str(), wxMAJOR_VERSION, @@ -1430,6 +1576,7 @@ void wxWindowBase::OnMiddleClick( wxMouseEvent& event ) (wxWindow *)this); } else +#endif // wxUSE_MSGDLG { event.Skip(); } @@ -1444,3 +1591,43 @@ void wxWindowListNode::DeleteData() delete (wxWindow *)GetData(); } +// ---------------------------------------------------------------------------- +// borders +// ---------------------------------------------------------------------------- + +wxBorder wxWindowBase::GetBorder() const +{ + wxBorder border = (wxBorder)(m_windowStyle & wxBORDER_MASK); + if ( border == wxBORDER_DEFAULT ) + { + border = GetDefaultBorder(); + } + + return border; +} + +wxBorder wxWindowBase::GetDefaultBorder() const +{ + return wxBORDER_NONE; +} + +// ---------------------------------------------------------------------------- +// hit testing +// ---------------------------------------------------------------------------- + +wxHitTest wxWindowBase::DoHitTest(wxCoord x, wxCoord y) const +{ + // here we just check if the point is inside the window or not + + // check the top and left border first + bool outside = x < 0 || y < 0; + if ( !outside ) + { + // check the right and bottom borders too + wxSize size = GetSize(); + outside = x >= size.x || y >= size.y; + } + + return outside ? wxHT_WINDOW_OUTSIDE : wxHT_WINDOW_INSIDE; +} +