X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/428f841bd05025c94626d3ddf357a02901e87bc4..55410bb4f67febe1ca20654f078ea4fb9a6223ae:/src/gtk/toplevel.cpp?ds=sidebyside diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp index 36c2bfe160..5d04f3bcb3 100644 --- a/src/gtk/toplevel.cpp +++ b/src/gtk/toplevel.cpp @@ -38,7 +38,7 @@ #include #include -#include "wx/gtk/win_gtk.h" +#include "wx/gtk/private/win_gtk.h" #include "wx/unix/utilsx11.h" @@ -57,12 +57,10 @@ // this is incremented while a modal dialog is shown int wxOpenModalDialogsCount = 0; -extern wxWindowGTK *g_delayedFocus; - // the frame that is currently active (i.e. its child has focus). It is // used to generate wxActivateEvents -static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL; -static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL; +static wxTopLevelWindowGTK *g_activeFrame = NULL; +static wxTopLevelWindowGTK *g_lastActiveFrame = NULL; // if we detect that the app has got/lost the focus, we set this variable to // either TRUE or FALSE and an activate event will be sent during the next @@ -268,7 +266,6 @@ gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), } } - //----------------------------------------------------------------------------- // "configure_event" //----------------------------------------------------------------------------- @@ -299,7 +296,7 @@ gtk_frame_configure_callback( GtkWidget* widget, // "realize" from m_widget //----------------------------------------------------------------------------- -// we cannot MWM hints and icons before the widget has been realized, +// we cannot the WM hints and icons before the widget has been realized, // so we do this directly after realization extern "C" { @@ -307,26 +304,23 @@ static void gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget), wxTopLevelWindowGTK *win ) { - // All this is for Motif Window Manager "hints" and is supposed to be - // recognized by other WM as well. Not tested. gdk_window_set_decorations(win->m_widget->window, (GdkWMDecoration)win->m_gdkDecor); gdk_window_set_functions(win->m_widget->window, (GdkWMFunction)win->m_gdkFunc); // GTK's shrinking/growing policy - if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0) + if ( !(win->m_gdkFunc & GDK_FUNC_RESIZE) ) gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE); else gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1); - // reset the icon - wxIconBundle iconsOld = win->GetIcons(); - if ( !iconsOld.IsEmpty() ) - { - win->SetIcon( wxNullIcon ); - win->SetIcons( iconsOld ); - } + const wxIconBundle& icons = win->GetIcons(); + if (icons.GetIconCount()) + win->SetIcons(icons); + + if (win->HasFlag(wxFRAME_SHAPED)) + win->SetShape(win->m_shape); // it will really set the window shape now } } @@ -341,9 +335,7 @@ gtk_frame_map_callback( GtkWidget*, wxTopLevelWindow *win ) { const bool wasIconized = win->IsIconized(); - win->SetIconizeState(false); - if (wasIconized) { // Because GetClientSize() returns (0,0) when IsIconized() is true, @@ -355,7 +347,13 @@ gtk_frame_map_callback( GtkWidget*, win->m_oldClientWidth = 0; gtk_widget_queue_resize(win->m_wxwindow); } - + // it is possible for m_isShown to be false here, see bug #9909 + if (win->wxWindowBase::Show(true)) + { + wxShowEvent eventShow(win->GetId(), true); + eventShow.SetEventObject(win); + win->GetEventHandler()->ProcessEvent(eventShow); + } return false; } } @@ -375,6 +373,37 @@ gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget), } } +//----------------------------------------------------------------------------- + +bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom) +{ + static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false); + Atom xproperty = gdk_x11_atom_to_xatom_for_display( + gdk_drawable_get_display(window), property); + Atom type; + int format; + gulong nitems, bytes_after; + guchar* data; + Status status = XGetWindowProperty( + gdk_x11_drawable_get_xdisplay(window), + gdk_x11_drawable_get_xid(window), + xproperty, + 0, 4, false, XA_CARDINAL, + &type, &format, &nitems, &bytes_after, &data); + const bool success = status == Success && data && nitems == 4; + if (success) + { + long* p = (long*)data; + if (left) *left = int(p[0]); + if (right) *right = int(p[1]); + if (top) *top = int(p[2]); + if (bottom) *bottom = int(p[3]); + } + if (data) + XFree(data); + return success; +} + //----------------------------------------------------------------------------- // "property_notify_event" from m_widget //----------------------------------------------------------------------------- @@ -387,96 +416,34 @@ static gboolean property_notify_event( static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false); if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property) { - Atom xproperty = gdk_x11_atom_to_xatom_for_display( - gdk_drawable_get_display(event->window), property); - Atom type; - int format; - gulong nitems, bytes_after; - long* data = NULL; - Status status = XGetWindowProperty( - gdk_x11_drawable_get_xdisplay(event->window), - gdk_x11_drawable_get_xid(event->window), - xproperty, - 0, 4, false, XA_CARDINAL, - &type, &format, &nitems, &bytes_after, (guchar**)&data); - if (status == Success && data && nitems == 4) + int left, right, top, bottom; + if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom)) { const wxSize decorSize = - wxSize(int(data[0] + data[1]), int(data[2] + data[3])); - if (win->m_decorSize != decorSize) - { - const wxSize diff = decorSize - win->m_decorSize; - win->m_decorSize = decorSize; - bool resized = false; - if (win->m_deferShow) - { - // keep overall size unchanged by shrinking m_widget, - // if min size will allow it - const wxSize minSize = win->GetMinSize(); - int w, h; - win->GTKDoGetSize(&w, &h); - if (w >= minSize.x && h >= minSize.y) - { - gtk_window_resize(GTK_WINDOW(win->m_widget), w, h); - resized = true; - } - } - if (!resized) - { - // adjust overall size to match change in frame extents - win->m_width += diff.x; - win->m_height += diff.y; - if (win->m_width < 0) win->m_width = 0; - if (win->m_height < 0) win->m_height = 0; - if (!win->m_deferShow) - { - win->m_oldClientWidth = 0; - gtk_widget_queue_resize(win->m_wxwindow); - } - } - } - if (win->m_deferShow) - { - // gtk_widget_show() was deferred, do it now - win->m_deferShow = false; - win->GetClientSize( - &win->m_oldClientWidth, &win->m_oldClientHeight); - wxSizeEvent sizeEvent(win->GetSize(), win->GetId()); - sizeEvent.SetEventObject(win); - win->HandleWindowEvent(sizeEvent); - - gtk_widget_show(win->m_widget); - - wxShowEvent showEvent(win->GetId(), true); - showEvent.SetEventObject(win); - win->HandleWindowEvent(showEvent); - } + wxSize(left + right, top + bottom); + win->GTKUpdateDecorSize(decorSize); } - if (data) - XFree(data); } return false; } } -BEGIN_EVENT_TABLE(wxTopLevelWindowGTK, wxTopLevelWindowBase) - EVT_SYS_COLOUR_CHANGED(wxTopLevelWindowGTK::OnSysColourChanged) -END_EVENT_TABLE() - - // ---------------------------------------------------------------------------- // wxTopLevelWindowGTK creation // ---------------------------------------------------------------------------- void wxTopLevelWindowGTK::Init() { - m_mainWidget = (GtkWidget*) NULL; + m_mainWidget = NULL; m_isIconized = false; m_fsIsShowing = false; m_themeEnabled = true; - m_gdkDecor = m_gdkFunc = 0; + m_gdkDecor = + m_gdkFunc = 0; m_grabbed = false; m_deferShow = true; + m_deferShowAllowed = true; + m_updateDecorSize = true; m_urgency_hint = -2; } @@ -545,6 +512,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, } } #endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON + + g_object_ref(m_widget); } wxWindow *topParent = wxGetTopLevelParent(m_parent); @@ -584,7 +553,7 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget ); // m_wxwindow is the client area - m_wxwindow = wxPizza::New(); + m_wxwindow = wxPizza::New(0,this); gtk_widget_show( m_wxwindow ); gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow ); @@ -629,49 +598,53 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent, g_signal_connect(m_widget, "property_notify_event", G_CALLBACK(property_notify_event), this); - // decorations - if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER)) + // translate wx decorations styles into Motif WM hints (they are recognized + // by other WMs as well) + + // always enable moving the window as we have no separate flag for enabling + // it + m_gdkFunc = GDK_FUNC_MOVE; + + if ( style & wxCLOSE_BOX ) + m_gdkFunc |= GDK_FUNC_CLOSE; + + if ( style & wxMINIMIZE_BOX ) + m_gdkFunc |= GDK_FUNC_MINIMIZE; + + if ( style & wxMAXIMIZE_BOX ) + m_gdkFunc |= GDK_FUNC_MAXIMIZE; + + if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) ) { m_gdkDecor = 0; - m_gdkFunc = 0; } - else + else // have border { m_gdkDecor = GDK_DECOR_BORDER; - m_gdkFunc = GDK_FUNC_MOVE; - // All this is for Motif Window Manager "hints" and is supposed to be - // recognized by other WMs as well. - if ((style & wxCAPTION) != 0) - { + if ( style & wxCAPTION ) m_gdkDecor |= GDK_DECOR_TITLE; - } - if ((style & wxCLOSE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_CLOSE; - } - if ((style & wxSYSTEM_MENU) != 0) - { + + if ( style & wxSYSTEM_MENU ) m_gdkDecor |= GDK_DECOR_MENU; - } - if ((style & wxMINIMIZE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_MINIMIZE; + + if ( style & wxMINIMIZE_BOX ) m_gdkDecor |= GDK_DECOR_MINIMIZE; - } - if ((style & wxMAXIMIZE_BOX) != 0) - { - m_gdkFunc |= GDK_FUNC_MAXIMIZE; + + if ( style & wxMAXIMIZE_BOX ) m_gdkDecor |= GDK_DECOR_MAXIMIZE; - } - if ((style & wxRESIZE_BORDER) != 0) + + if ( style & wxRESIZE_BORDER ) { m_gdkFunc |= GDK_FUNC_RESIZE; m_gdkDecor |= GDK_DECOR_RESIZEH; } } - gtk_window_set_default_size(GTK_WINDOW(m_widget), m_width, m_height); + m_decorSize = GetCachedDecorSize(); + int w, h; + GTKDoGetSize(&w, &h); + gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h); return true; } @@ -693,7 +666,7 @@ wxTopLevelWindowGTK::~wxTopLevelWindowGTK() RemoveGrab(); } - m_isBeingDeleted = true; + SendDestroyEvent(); // it may also be GtkScrolledWindow in the case of an MDI child if (GTK_IS_WINDOW(m_widget)) @@ -808,8 +781,32 @@ bool wxTopLevelWindowGTK::Show( bool show ) { wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") ); - const bool wasRealized = GTK_WIDGET_REALIZED(m_widget); - bool deferShow = show && m_deferShow && !wasRealized; + bool deferShow = show && !m_isShown && m_deferShow && m_deferShowAllowed; + if (deferShow) + { + deferShow = false; + if (!GTK_WIDGET_REALIZED(m_widget) && + g_signal_handler_find(m_widget, + GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA), + g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET), + 0, NULL, NULL, this)) + { + if (gdk_x11_screen_supports_net_wm_hint( + gtk_widget_get_screen(m_widget), + gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false))) + { + deferShow = true; + } + else + { + // Don't allow changes to m_decorSize, it breaks saving/restoring + // window size with GetSize()/SetSize() because it makes window + // bigger between each restore and save. + m_updateDecorSize = false; + } + } + m_deferShow = deferShow; + } if (deferShow) { // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer @@ -819,30 +816,17 @@ bool wxTopLevelWindowGTK::Show( bool show ) // what wxWidgets expects it to be without an obvious change in the // window size immediately after it becomes visible. - // Realize m_widget, so m_widget->window can be used. Realizing causes - // the widget tree to be size_allocated, which generates size events in - // the wrong order. So temporarily remove child from m_widget while - // realizing. - GtkWidget* child = GTK_BIN(m_widget)->child; - if (child) - { - g_object_ref(child); - gtk_container_remove(GTK_CONTAINER(m_widget), child); - } + // Realize m_widget, so m_widget->window can be used. Realizing normally + // causes the widget tree to be size_allocated, which generates size + // events in the wrong order. However, the size_allocates will not be + // done if the allocation is not the default (1,1). + const int alloc_width = m_widget->allocation.width; + if (alloc_width == 1) + m_widget->allocation.width = 2; gtk_widget_realize(m_widget); - if (child) - { - gtk_container_add(GTK_CONTAINER(m_widget), child); - g_object_unref(child); - } + if (alloc_width == 1) + m_widget->allocation.width = 1; - m_deferShow = - deferShow = gdk_x11_screen_supports_net_wm_hint( - gdk_drawable_get_screen(m_widget->window), - gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) != 0; - } - if (deferShow) - { // send _NET_REQUEST_FRAME_EXTENTS XClientMessageEvent xevent; memset(&xevent, 0, sizeof(xevent)); @@ -862,7 +846,7 @@ bool wxTopLevelWindowGTK::Show( bool show ) return true; } - if (show && !wasRealized) + if (show && !GTK_WIDGET_REALIZED(m_widget)) { // size_allocate signals occur in reverse order (bottom to top). // Things work better if the initial wxSizeEvents are sent (from the @@ -913,6 +897,8 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si { wxCHECK_RET( m_widget, wxT("invalid frame") ); + m_deferShowAllowed = true; + // deal with the position first int old_x = m_x; int old_y = m_y; @@ -957,9 +943,9 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si void wxTopLevelWindowGTK::DoSetClientSize(int width, int height) { - if (m_deferShow && !m_isShown) - // Since client size is being explicitly set, don't change it later - m_deferShow = false; + // Since client size is being explicitly set, don't change it later + m_deferShowAllowed = false; + wxTopLevelWindowBase::DoSetClientSize(width, height); } @@ -1022,24 +1008,75 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH, (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask); } -void wxTopLevelWindowGTK::OnInternalIdle() +void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize) { - // set the focus if not done yet and if we can already do it - if ( GTK_WIDGET_REALIZED(m_wxwindow) ) + if (!IsMaximized() && !IsFullScreen()) + GetCachedDecorSize() = decorSize; + if (m_updateDecorSize && m_decorSize != decorSize) { - if ( g_delayedFocus && - wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this ) + const wxSize diff = decorSize - m_decorSize; + m_decorSize = decorSize; + bool resized = false; + if (m_deferShow) { - wxLogTrace(_T("focus"), - _T("Setting focus from wxTLW::OnIdle() to %s(%s)"), - g_delayedFocus->GetClassInfo()->GetClassName(), - g_delayedFocus->GetLabel().c_str()); - - g_delayedFocus->SetFocus(); - g_delayedFocus = NULL; + // keep overall size unchanged by shrinking m_widget + int w, h; + GTKDoGetSize(&w, &h); + // but not if size would be less than minimum, it won't take effect + const wxSize minSize = GetMinSize(); + if (w >= minSize.x && h >= minSize.y) + { + gtk_window_resize(GTK_WINDOW(m_widget), w, h); + resized = true; + } } + if (!resized) + { + // adjust overall size to match change in frame extents + m_width += diff.x; + m_height += diff.y; + if (m_width < 0) m_width = 0; + if (m_height < 0) m_height = 0; + m_oldClientWidth = 0; + gtk_widget_queue_resize(m_wxwindow); + } + } + if (m_deferShow) + { + // gtk_widget_show() was deferred, do it now + m_deferShow = false; + GetClientSize(&m_oldClientWidth, &m_oldClientHeight); + wxSizeEvent sizeEvent(GetSize(), GetId()); + sizeEvent.SetEventObject(this); + HandleWindowEvent(sizeEvent); + + gtk_widget_show(m_widget); + + wxShowEvent showEvent(GetId(), true); + showEvent.SetEventObject(this); + HandleWindowEvent(showEvent); } +} + +wxSize& wxTopLevelWindowGTK::GetCachedDecorSize() +{ + static wxSize size[8]; + + int index = 0; + // title bar + if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE)) + index = 1; + // border + if (m_gdkDecor & GDK_DECOR_BORDER) + index |= 2; + // utility window decor can be different + if (m_windowStyle & wxFRAME_TOOL_WINDOW) + index |= 4; + return size[index]; +} +void wxTopLevelWindowGTK::OnInternalIdle() +{ wxWindow::OnInternalIdle(); // Synthetize activate events. @@ -1079,16 +1116,17 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons ) wxTopLevelWindowBase::SetIcons( icons ); - GList *list = NULL; - - const size_t numIcons = icons.GetIconCount(); - for ( size_t i = 0; i < numIcons; i++ ) + // Setting icons before window is realized can cause a GTK assertion if + // another TLW is realized before this one, and it has this one as it's + // transient parent. The life demo exibits this problem. + if (GTK_WIDGET_REALIZED(m_widget)) { - list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); + GList* list = NULL; + for (size_t i = icons.GetIconCount(); i--;) + list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf()); + gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); + g_list_free(list); } - - gtk_window_set_icon_list(GTK_WINDOW(m_widget), list); - g_list_free(list); } // ---------------------------------------------------------------------------- @@ -1184,13 +1222,22 @@ bool wxTopLevelWindowGTK::SetShape(const wxRegion& region) wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false, _T("Shaped windows must be created with the wxFRAME_SHAPED style.")); - GdkWindow *window = NULL; - if (m_wxwindow) + if ( GTK_WIDGET_REALIZED(m_widget) ) { - do_shape_combine_region(m_wxwindow->window, region); + if ( m_wxwindow ) + do_shape_combine_region(m_wxwindow->window, region); + + return do_shape_combine_region(m_widget->window, region); + } + else // not realized yet + { + // store the shape to set, it will be really set once we're realized + m_shape = region; + + // we don't know if we're going to succeed or fail, be optimistic by + // default + return true; } - window = m_widget->window; - return do_shape_combine_region(window, region); } bool wxTopLevelWindowGTK::IsActive() @@ -1203,10 +1250,11 @@ void wxTopLevelWindowGTK::RequestUserAttention(int flags) bool new_hint_value = false; // FIXME: This is a workaround to focus handling problem - // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't - // yet been processed, and the internal focus system is not up to date yet. - // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR - ::wxYieldIfNeeded(); + // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle + // hasn't yet been processed, and the internal focus system is not up to date yet. + // YieldFor(wxEVT_CATEGORY_UI) ensures the processing of it (hopefully it + // won't have side effects) - MR + wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI); if(m_urgency_hint >= 0) g_source_remove(m_urgency_hint); @@ -1332,16 +1380,3 @@ bool wxTopLevelWindowGTK::CanSetTransparent() "Composite", &opcode, &event, &error); #endif } - -void wxTopLevelWindowGTK::OnSysColourChanged(wxSysColourChangedEvent& event) -{ - // We don't know the order in which top-level windows will - // be notified, so we need to clear the system objects - // for each top-level window. - extern void wxClearGtkSystemObjects(); - wxClearGtkSystemObjects(); - - // wxWindowBase::OnSysColourChanged will propagate event - // to children - event.Skip(); -}