1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/popupwin.cpp
4 // Author: Robert Roebling
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
15 #include "wx/popupwin.h"
20 #include "wx/cursor.h"
25 #include "wx/gtk/win_gtk.h"
27 //-----------------------------------------------------------------------------
29 //-----------------------------------------------------------------------------
32 static gint
gtk_popup_button_press (GtkWidget
*widget
, GdkEvent
*gdk_event
, wxPopupWindow
* win
)
34 GtkWidget
*child
= gtk_get_event_widget (gdk_event
);
36 /* Ignore events sent out before we connected to the signal */
37 if (win
->m_time
>= ((GdkEventButton
*)gdk_event
)->time
)
40 /* We don't ask for button press events on the grab widget, so
41 * if an event is reported directly to the grab widget, it must
42 * be on a window outside the application (and thus we remove
43 * the popup window). Otherwise, we check if the widget is a child
44 * of the grab widget, and only remove the popup window if it
52 child
= child
->parent
;
56 wxFocusEvent
event( wxEVT_KILL_FOCUS
, win
->GetId() );
57 event
.SetEventObject( win
);
59 (void)win
->GetEventHandler()->ProcessEvent( event
);
65 //-----------------------------------------------------------------------------
67 //-----------------------------------------------------------------------------
70 bool gtk_dialog_delete_callback( GtkWidget
*WXUNUSED(widget
), GdkEvent
*WXUNUSED(event
), wxPopupWindow
*win
)
79 //-----------------------------------------------------------------------------
80 // "realize" from m_widget
81 //-----------------------------------------------------------------------------
83 /* we cannot MWM hints and icons before the widget has been realized,
84 so we do this directly after realization */
88 gtk_dialog_realized_callback( GtkWidget
* WXUNUSED(widget
), wxPopupWindow
*win
)
90 /* all this is for Motif Window Manager "hints" and is supposed to be
91 recognized by other WM as well. not tested. */
92 long decor
= (long) GDK_DECOR_BORDER
;
93 long func
= (long) GDK_FUNC_MOVE
;
95 gdk_window_set_decorations( win
->m_widget
->window
, (GdkWMDecoration
)decor
);
96 gdk_window_set_functions( win
->m_widget
->window
, (GdkWMFunction
)func
);
98 gtk_window_set_resizable(GTK_WINDOW(win
->m_widget
), FALSE
);
104 //-----------------------------------------------------------------------------
105 // InsertChild for wxPopupWindow
106 //-----------------------------------------------------------------------------
108 /* Callback for wxFrame. This very strange beast has to be used because
109 * C++ has no virtual methods in a constructor. We have to emulate a
110 * virtual function here as wxWidgets requires different ways to insert
111 * a child in container classes. */
113 static void wxInsertChildInDialog( wxPopupWindow
* parent
, wxWindow
* child
)
115 gtk_pizza_put( GTK_PIZZA(parent
->m_wxwindow
),
122 if (parent
->HasFlag(wxTAB_TRAVERSAL
))
124 /* we now allow a window to get the focus as long as it
125 doesn't have any children. */
126 GTK_WIDGET_UNSET_FLAGS( parent
->m_wxwindow
, GTK_CAN_FOCUS
);
130 //-----------------------------------------------------------------------------
132 //-----------------------------------------------------------------------------
134 BEGIN_EVENT_TABLE(wxPopupWindow
,wxPopupWindowBase
)
135 #ifdef __WXUNIVERSAL__
136 EVT_SIZE(wxPopupWindow::OnSize
)
140 wxPopupWindow::~wxPopupWindow()
144 bool wxPopupWindow::Create( wxWindow
*parent
, int style
)
146 if (!PreCreation( parent
, wxDefaultPosition
, wxDefaultSize
) ||
147 !CreateBase( parent
, -1, wxDefaultPosition
, wxDefaultSize
, style
, wxDefaultValidator
, wxT("popup") ))
149 wxFAIL_MSG( wxT("wxPopupWindow creation failed") );
153 // Unlike windows, top level windows are created hidden by default.
156 // All dialogs should really have this style
157 m_windowStyle
|= wxTAB_TRAVERSAL
;
159 m_insertCallback
= (wxInsertChildFunction
) wxInsertChildInDialog
;
161 m_widget
= gtk_window_new( GTK_WINDOW_POPUP
);
163 if ((m_parent
) && (GTK_IS_WINDOW(m_parent
->m_widget
)))
164 gtk_window_set_transient_for( GTK_WINDOW(m_widget
), GTK_WINDOW(m_parent
->m_widget
) );
166 GTK_WIDGET_UNSET_FLAGS( m_widget
, GTK_CAN_FOCUS
);
168 g_signal_connect (m_widget
, "delete_event",
169 G_CALLBACK (gtk_dialog_delete_callback
), this);
171 m_wxwindow
= gtk_pizza_new();
172 gtk_widget_show( m_wxwindow
);
173 GTK_WIDGET_UNSET_FLAGS( m_wxwindow
, GTK_CAN_FOCUS
);
175 gtk_container_add( GTK_CONTAINER(m_widget
), m_wxwindow
);
177 if (m_parent
) m_parent
->AddChild( this );
181 /* we cannot set MWM hints before the widget has
182 been realized, so we do this directly after realization */
183 g_signal_connect (m_widget
, "realize",
184 G_CALLBACK (gtk_dialog_realized_callback
), this);
186 m_time
= gtk_get_current_event_time();
188 g_signal_connect (m_widget
, "button_press_event",
189 G_CALLBACK (gtk_popup_button_press
), this);
194 void wxPopupWindow::DoMoveWindow(int WXUNUSED(x
), int WXUNUSED(y
), int WXUNUSED(width
), int WXUNUSED(height
) )
196 wxFAIL_MSG( wxT("DoMoveWindow called for wxPopupWindow") );
199 void wxPopupWindow::DoSetSize( int x
, int y
, int width
, int height
, int sizeFlags
)
201 wxASSERT_MSG( (m_widget
!= NULL
), wxT("invalid dialog") );
202 wxASSERT_MSG( (m_wxwindow
!= NULL
), wxT("invalid dialog") );
204 if (m_resizing
) return; /* I don't like recursions */
210 int old_width
= m_width
;
211 int old_height
= m_height
;
213 if ((sizeFlags
& wxSIZE_ALLOW_MINUS_ONE
) == 0)
215 if (x
!= -1) m_x
= x
;
216 if (y
!= -1) m_y
= y
;
217 if (width
!= -1) m_width
= width
;
218 if (height
!= -1) m_height
= height
;
229 if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
231 if (width == -1) m_width = 80;
234 if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
236 if (height == -1) m_height = 26;
242 if ((m_x
!= -1) || (m_y
!= -1))
244 if ((m_x
!= old_x
) || (m_y
!= old_y
))
246 /* we set the position here and when showing the dialog
247 for the first time in idle time */
248 // Where does that happen in idle time? I do not see it anywhere - MR
249 gtk_window_move( GTK_WINDOW(m_widget
), m_x
, m_y
);
253 if ((m_width
!= old_width
) || (m_height
!= old_height
))
255 gtk_widget_set_size_request( m_widget
, m_width
, m_height
);
257 /* actual resizing is deferred to GtkOnSize in idle time and
258 when showing the dialog */
266 void wxPopupWindow::GtkOnSize()
268 if (m_sizeSet
) return;
269 if (!m_wxwindow
) return;
271 /* FIXME: is this a hack? */
272 /* Since for some reason GTK will revert to using maximum size ever set
273 for this window, we have to set geometry hints maxsize to match size
274 given. Also set the to that minsize since resizing isn't possible
278 gint flag
= GDK_HINT_MAX_SIZE
| GDK_HINT_MIN_SIZE
; // GDK_HINT_POS;
280 geom
.min_width
= m_width
;
281 geom
.min_height
= m_height
;
282 geom
.max_width
= m_width
;
283 geom
.max_height
= m_height
;
284 gtk_window_set_geometry_hints( GTK_WINDOW(m_widget
),
287 (GdkWindowHints
) flag
);
292 wxSizeEvent
event( wxSize(m_width
,m_height
), GetId() );
293 event
.SetEventObject( this );
294 GetEventHandler()->ProcessEvent( event
);
297 void wxPopupWindow::OnInternalIdle()
299 if (!m_sizeSet
&& GTK_WIDGET_REALIZED(m_wxwindow
))
302 wxWindow::OnInternalIdle();
305 bool wxPopupWindow::Show( bool show
)
307 if (show
&& !m_sizeSet
)
309 /* by calling GtkOnSize here, we don't have to call
310 either after showing the frame, which would entail
311 much ugly flicker nor from within the size_allocate
312 handler, because GTK 1.1.X forbids that. */
317 bool ret
= wxWindow::Show( show
);
322 #endif // wxUSE_POPUPWIN