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don't use global variables if GTK provides mechanism to pass arguments to callback function

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27511 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2004-05-30 12:50:40 +00:00
parent 365a001408
commit 39b44a399f
2 changed files with 14 additions and 32 deletions
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23
src/gtk/window.cpp
View File

@ -4262,32 +4262,25 @@ static void SetInvokingWindow( wxMenu *menu, wxWindowGTK *win )
}
}
// used to pass the coordinates from wxWindowGTK::DoPopupMenu() to
// wxPopupMenuPositionCallback()
//
// should be safe even in the MT case as the user can hardly popup 2 menus
// simultaneously, can he?
static gint gs_pop_x = 0;
static gint gs_pop_y = 0;
extern "C" void wxPopupMenuPositionCallback( GtkMenu *menu,
gint *x, gint *y,
#ifdef __WXGTK20__
gboolean * WXUNUSED(whatever),
#endif
gpointer WXUNUSED(user_data) )
gpointer user_data )
{
// ensure that the menu appears entirely on screen
GtkRequisition req;
gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
wxSize sizeScreen = wxGetDisplaySize();
wxPoint *pos = (wxPoint*)user_data;
gint xmax = sizeScreen.x - req.width,
ymax = sizeScreen.y - req.height;
*x = gs_pop_x < xmax ? gs_pop_x : xmax;
*y = gs_pop_y < ymax ? gs_pop_y : ymax;
*x = pos->x < xmax ? pos->x : xmax;
*y = pos->y < ymax ? pos->y : ymax;
}
bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
@ -4300,9 +4293,7 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
menu->UpdateUI();
gs_pop_x = x;
gs_pop_y = y;
ClientToScreen( &gs_pop_x, &gs_pop_y );
wxPoint pos(ClientToScreen(wxPoint(x, y)));
bool is_waiting = TRUE;
@ -4316,8 +4307,8 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
(GtkWidget *) NULL, // parent menu shell
(GtkWidget *) NULL, // parent menu item
wxPopupMenuPositionCallback, // function to position it
NULL, // client data
0, // button used to activate it
&pos, // client data
0 /* FIXME! */, // button used to activate it
#ifdef __WXGTK20__
gtk_get_current_event_time()
#else

23
src/gtk1/window.cpp
View File

@ -4262,32 +4262,25 @@ static void SetInvokingWindow( wxMenu *menu, wxWindowGTK *win )
}
}
// used to pass the coordinates from wxWindowGTK::DoPopupMenu() to
// wxPopupMenuPositionCallback()
//
// should be safe even in the MT case as the user can hardly popup 2 menus
// simultaneously, can he?
static gint gs_pop_x = 0;
static gint gs_pop_y = 0;
extern "C" void wxPopupMenuPositionCallback( GtkMenu *menu,
gint *x, gint *y,
#ifdef __WXGTK20__
gboolean * WXUNUSED(whatever),
#endif
gpointer WXUNUSED(user_data) )
gpointer user_data )
{
// ensure that the menu appears entirely on screen
GtkRequisition req;
gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
wxSize sizeScreen = wxGetDisplaySize();
wxPoint *pos = (wxPoint*)user_data;
gint xmax = sizeScreen.x - req.width,
ymax = sizeScreen.y - req.height;
*x = gs_pop_x < xmax ? gs_pop_x : xmax;
*y = gs_pop_y < ymax ? gs_pop_y : ymax;
*x = pos->x < xmax ? pos->x : xmax;
*y = pos->y < ymax ? pos->y : ymax;
}
bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
@ -4300,9 +4293,7 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
menu->UpdateUI();
gs_pop_x = x;
gs_pop_y = y;
ClientToScreen( &gs_pop_x, &gs_pop_y );
wxPoint pos(ClientToScreen(wxPoint(x, y)));
bool is_waiting = TRUE;
@ -4316,8 +4307,8 @@ bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
(GtkWidget *) NULL, // parent menu shell
(GtkWidget *) NULL, // parent menu item
wxPopupMenuPositionCallback, // function to position it
NULL, // client data
0, // button used to activate it
&pos, // client data
0 /* FIXME! */, // button used to activate it
#ifdef __WXGTK20__
gtk_get_current_event_time()
#else