X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f303564dbdcd15b2a7a5da3cc8a6c1fc23f0a93a..39406a5d051fdcc372367c4dfedc6d711fdf51fd:/src/common/toplvcmn.cpp diff --git a/src/common/toplvcmn.cpp b/src/common/toplvcmn.cpp index 71bc0468d3..d99000e5e2 100644 --- a/src/common/toplvcmn.cpp +++ b/src/common/toplvcmn.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: common/toplvcmn.cpp +// Name: src/common/toplvcmn.cpp // Purpose: common (for all platforms) wxTopLevelWindow functions // Author: Julian Smart, Vadim Zeitlin // Created: 01/02/97 @@ -16,10 +16,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "toplevelbase.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -33,6 +29,8 @@ #include "wx/app.h" #endif // WX_PRECOMP +#include "wx/display.h" + // ---------------------------------------------------------------------------- // event table // ---------------------------------------------------------------------------- @@ -46,7 +44,7 @@ END_EVENT_TABLE() // implementation // ============================================================================ -IMPLEMENT_DYNAMIC_CLASS(wxTopLevelWindow, wxWindow) +IMPLEMENT_ABSTRACT_CLASS(wxTopLevelWindow, wxWindow) // ---------------------------------------------------------------------------- // construction/destruction @@ -54,6 +52,8 @@ IMPLEMENT_DYNAMIC_CLASS(wxTopLevelWindow, wxWindow) wxTopLevelWindowBase::wxTopLevelWindowBase() { + // Unlike windows, top level windows are created hidden by default. + m_isShown = false; } wxTopLevelWindowBase::~wxTopLevelWindowBase() @@ -80,10 +80,18 @@ bool wxTopLevelWindowBase::Destroy() if ( !wxPendingDelete.Member(this) ) wxPendingDelete.Append(this); - // but hide it immediately - Hide(); + if (wxTopLevelWindows.GetCount() > 1) + { + // Hide it immediately. This should + // not be done if this TLW is the + // only one left since we then would + // risk not to get any idle events + // at all anymore during which we + // could delete any pending events. + Hide(); + } - return TRUE; + return true; } bool wxTopLevelWindowBase::IsLastBeforeExit() const @@ -99,6 +107,12 @@ bool wxTopLevelWindowBase::IsLastBeforeExit() const // wxTopLevelWindow geometry // ---------------------------------------------------------------------------- +void wxTopLevelWindowBase::GetRectForTopLevelChildren(int *x, int *y, int *w, int *h) +{ + GetPosition(x,y); + GetSize(w,h); +} + wxSize wxTopLevelWindowBase::GetMaxSize() const { wxSize size( GetMaxWidth(), GetMaxHeight() ); @@ -106,15 +120,111 @@ wxSize wxTopLevelWindowBase::GetMaxSize() const wxClientDisplayRect( 0, 0, &w, &h ); - if( size.GetWidth() == -1 ) + if( size.GetWidth() == wxDefaultCoord ) size.SetWidth( w ); - if( size.GetHeight() == -1 ) + if( size.GetHeight() == wxDefaultCoord ) size.SetHeight( h ); return size; } +/* static */ +wxSize wxTopLevelWindowBase::GetDefaultSize() +{ + wxSize size = wxGetClientDisplayRect().GetSize(); + + // create proportionally bigger windows on small screens + if ( size.x >= 1024 ) + size.x = 400; + else if ( size.x >= 800 ) + size.x = 300; + else if ( size.x >= 320 ) + size.x = 240; + + if ( size.y >= 768 ) + size.y = 250; + else if ( size.y > 200 ) + { + size.y *= 2; + size.y /= 3; + } + + return size; +} + +void wxTopLevelWindowBase::DoCentre(int dir) +{ + // we need the display rect anyhow so store it first + int nDisplay = wxDisplay::GetFromWindow(this); + wxDisplay dpy(nDisplay == wxNOT_FOUND ? 0 : nDisplay); + const wxRect rectDisplay(dpy.GetClientArea()); + + // what should we centre this window on? + wxRect rectParent; + if ( !(dir & wxCENTRE_ON_SCREEN) && GetParent() ) + { + // centre on parent window: notice that we need screen coordinates for + // positioning this TLW + rectParent = GetParent()->GetScreenRect(); + + // if the parent is entirely off screen (happens at least with MDI + // parent frame under Mac but could happen elsewhere too if the frame + // was hidden/moved away for some reason), don't use it as otherwise + // this window wouldn't be visible at all + if ( !rectDisplay.Inside(rectParent.GetTopLeft()) && + !rectParent.Inside(rectParent.GetBottomRight()) ) + { + // this is enough to make IsEmpty() test below pass + rectParent.width = 0; + } + } + + if ( rectParent.IsEmpty() ) + { + // we were explicitely asked to centre this window on the entire screen + // or if we have no parent anyhow and so can't centre on it + rectParent = rectDisplay; + } + + // centering maximized window on screen is no-op + if((rectParent == rectDisplay) && IsMaximized()) + return; + + // the new window rect candidate + wxRect rect = GetRect().CentreIn(rectParent, dir); + + // we don't want to place the window off screen if Centre() is called as + // this is (almost?) never wanted and it would be very difficult to prevent + // it from happening from the user code if we didn't check for it here + if ( rectDisplay.Inside(rect.GetTopLeft()) ) + { + if ( !rectDisplay.Inside(rect.GetBottomRight()) ) + { + // check if we can move the window so that the bottom right corner + // is visible without hiding the top left one + int dx = rectDisplay.GetRight() - rect.GetRight(); + int dy = rectDisplay.GetBottom() - rect.GetBottom(); + rect.Offset(dx, dy); + } + //else: the window top left and bottom right corner are both visible, + // although the window might still be not entirely on screen (with + // 2 staggered displays for example) we wouldn't be able to + // improve the layout much in such case, so just leave it as is + } + else // make top left corner visible + { + if ( rect.x < rectDisplay.x ) + rect.x = rectDisplay.x; + + if ( rect.y < rectDisplay.y ) + rect.y = rectDisplay.y; + } + + // -1 could be valid coordinate here if there are several displays + SetSize(rect, wxSIZE_ALLOW_MINUS_ONE); +} + // ---------------------------------------------------------------------------- // wxTopLevelWindow size management: we exclude the areas taken by // menu/status/toolbars from the client area, so the client area is what's @@ -153,7 +263,7 @@ void wxTopLevelWindowBase::DoClientToScreen(int *x, int *y) const // default resizing behaviour - if only ONE subwindow, resize to fill the // whole client area -void wxTopLevelWindowBase::OnSize(wxSizeEvent& WXUNUSED(event)) +void wxTopLevelWindowBase::DoLayout() { // if we're using constraints or sizers - do use them if ( GetAutoLayout() ) @@ -221,9 +331,12 @@ bool wxTopLevelWindowBase::SendIconizeEvent(bool iconized) // do the window-specific processing after processing the update event void wxTopLevelWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event) { - if ( event.GetSetEnabled() ) - Enable(event.GetEnabled()); - + // call inherited, but skip the wxControl's version, and call directly the + // wxWindow's one instead, because the only reason why we are overriding this + // function is that we want to use SetTitle() instead of wxControl::SetLabel() + wxWindowBase::DoUpdateWindowUI(event); + + // update title if ( event.GetSetText() ) { if ( event.GetText() != GetTitle() ) @@ -231,4 +344,8 @@ void wxTopLevelWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event) } } -// vi:sts=4:sw=4:et +void wxTopLevelWindowBase::RequestUserAttention(int WXUNUSED(flags)) +{ + // it's probably better than do nothing, isn't it? + Raise(); +}