X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-utils.c;h=13f14598a1832d37538f0c8eae0300e5e614d0f6;hb=f675370b1c2f1e29dfb3a3b97eda5d46f6a4a4ae;hp=9fc74c659573970102c2b131e23a5823cd3d45f5;hpb=74b86b4ae65d77068aa64336f1c36c3a75e50ab4;p=evince.git diff --git a/shell/ev-utils.c b/shell/ev-utils.c index 9fc74c65..13f14598 100644 --- a/shell/ev-utils.c +++ b/shell/ev-utils.c @@ -18,8 +18,14 @@ * */ +#include + #include "ev-utils.h" +#include "ev-file-helpers.h" + +#include #include +#include typedef struct { @@ -205,213 +211,192 @@ ev_print_region_contents (GdkRegion *region) g_free (rectangles); } +static void +ev_gui_sanitise_popup_position (GtkMenu *menu, + GtkWidget *widget, + gint *x, + gint *y) +{ + GdkScreen *screen = gtk_widget_get_screen (widget); + gint monitor_num; + GdkRectangle monitor; + GtkRequisition req; -#ifndef HAVE_G_FILE_SET_CONTENTS + g_return_if_fail (widget != NULL); -#include -#include -#include -#include -#include -#include + gtk_widget_size_request (GTK_WIDGET (menu), &req); -static gboolean -rename_file (const char *old_name, - const char *new_name, - GError **err) -{ - errno = 0; - if (g_rename (old_name, new_name) == -1) - { - return FALSE; - } - - return TRUE; + monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y); + gtk_menu_set_monitor (menu, monitor_num); + gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor); + + *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width)); + *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height)); } -static gboolean -set_umask_permissions (int fd, - GError **err) +void +ev_gui_menu_position_tree_selection (GtkMenu *menu, + gint *x, + gint *y, + gboolean *push_in, + gpointer user_data) { - /* All of this function is just to work around the fact that - * there is no way to get the umask without changing it. - * - * We can't just change-and-reset the umask because that would - * lead to a race condition if another thread tried to change - * the umask in between the getting and the setting of the umask. - * So we have to do the whole thing in a child process. - */ - pid_t pid; - - pid = fork (); - - if (pid == -1) - { - return FALSE; - } - else if (pid == 0) - { - /* child */ - mode_t mask = umask (0666); + GtkTreeSelection *selection; + GList *selected_rows; + GtkTreeModel *model; + GtkTreeView *tree_view = GTK_TREE_VIEW (user_data); + GtkWidget *widget = GTK_WIDGET (user_data); + GtkRequisition req; + GdkRectangle visible; + + gtk_widget_size_request (GTK_WIDGET (menu), &req); + gdk_window_get_origin (widget->window, x, y); + + *x += (widget->allocation.width - req.width) / 2; + + /* Add on height for the treeview title */ + gtk_tree_view_get_visible_rect (tree_view, &visible); + *y += widget->allocation.height - visible.height; + + selection = gtk_tree_view_get_selection (tree_view); + selected_rows = gtk_tree_selection_get_selected_rows (selection, &model); + if (selected_rows) + { + GdkRectangle cell_rect; - errno = 0; - if (fchmod (fd, 0666 & ~mask) == -1) - _exit (errno); - else - _exit (0); + gtk_tree_view_get_cell_area (tree_view, selected_rows->data, + NULL, &cell_rect); - return TRUE; /* To quiet gcc */ - } - else - { - /* parent */ - int status; + *y += CLAMP (cell_rect.y + cell_rect.height, 0, visible.height); - errno = 0; - if (waitpid (pid, &status, 0) == -1) - { - return FALSE; + g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL); + g_list_free (selected_rows); } - if (WIFEXITED (status)) - { - if (WEXITSTATUS (status) == 0) - { - return TRUE; - } - else - { - return FALSE; - } - } - else if (WIFSIGNALED (status)) - { - return FALSE; - } - else - { - return FALSE; - } - } + ev_gui_sanitise_popup_position (menu, widget, x, y); } -static gchar * -write_to_temp_file (const gchar *contents, - gssize length, - const gchar *template, - GError **err) +/** + * get_num_monitors: Get the number of user monitors. + * @window: optional GtkWindow to look at. + * + * Returns: Number of monitors, -1 if uncertain situation (like multiple screens) + */ +gint +get_num_monitors (GtkWindow *window) { - gchar *tmp_name; - gchar *display_name; - gchar *retval; - FILE *file; - gint fd; - - retval = NULL; - - tmp_name = g_strdup_printf ("%s.XXXXXX", template); - - errno = 0; - fd = g_mkstemp (tmp_name); - display_name = g_filename_display_name (tmp_name); - - if (fd == -1) - { - goto out; - } + GdkDisplay *display; + GdkScreen *screen; + gint num_screen; + + display = gdk_display_get_default (); + num_screen = gdk_display_get_n_screens (display); + + if (num_screen != 1) + return -1; + + if (window) + screen = gtk_window_get_screen (window); + else + screen = gdk_display_get_screen (display, 0); + + return gdk_screen_get_n_monitors (screen); +} - if (!set_umask_permissions (fd, err)) - { - close (fd); - g_unlink (tmp_name); +gdouble +get_screen_dpi (GtkWindow *window) +{ + GdkScreen *screen; + gdouble xdpi, ydpi; - goto out; - } - - errno = 0; - file = fdopen (fd, "wb"); - if (!file) - { - close (fd); - g_unlink (tmp_name); - - goto out; - } + screen = gtk_window_get_screen (window); - if (length > 0) - { - size_t n_written; - - errno = 0; + xdpi = 25.4 * gdk_screen_get_width (screen) / gdk_screen_get_width_mm (screen); + ydpi = 25.4 * gdk_screen_get_height (screen) / gdk_screen_get_height_mm (screen); + + return (xdpi + ydpi) / 2.0; +} - n_written = fwrite (contents, 1, length, file); - if (n_written < length) - { - fclose (file); - g_unlink (tmp_name); - - goto out; +void +file_chooser_dialog_add_writable_pixbuf_formats (GtkFileChooser *chooser) +{ + GSList *pixbuf_formats = NULL; + GSList *iter; + GtkFileFilter *filter; + int i; + + filter = gtk_file_filter_new(); + gtk_file_filter_set_name (filter, _("By extension")); + g_object_set_data (G_OBJECT(filter), "pixbuf-format", NULL); + gtk_file_chooser_add_filter (chooser, filter); + + pixbuf_formats = gdk_pixbuf_get_formats (); + + for (iter = pixbuf_formats; iter; iter = iter->next) { + GdkPixbufFormat *format = iter->data; + + gchar *description, *name, *extensions; + gchar **extension_list, **mime_types; + + if (gdk_pixbuf_format_is_disabled (format) || + !gdk_pixbuf_format_is_writable (format)) + continue; + + name = gdk_pixbuf_format_get_description (format); + extension_list = gdk_pixbuf_format_get_extensions (format); + extensions = g_strjoinv (", ", extension_list); + g_strfreev (extension_list); + description = g_strdup_printf ("%s (%s)", name, extensions); + + filter = gtk_file_filter_new (); + gtk_file_filter_set_name (filter, description); + g_object_set_data (G_OBJECT (filter), "pixbuf-format", format); + gtk_file_chooser_add_filter (chooser, filter); + + g_free (description); + g_free (extensions); + g_free (name); + + mime_types = gdk_pixbuf_format_get_mime_types (format); + for (i = 0; mime_types[i] != 0; i++) + gtk_file_filter_add_mime_type (filter, mime_types[i]); + g_strfreev (mime_types); } - } - - errno = 0; - if (fclose (file) == EOF) - { - g_unlink (tmp_name); - - goto out; - } - retval = g_strdup (tmp_name); - - out: - g_free (tmp_name); - g_free (display_name); - - return retval; + g_slist_free (pixbuf_formats); } -gboolean -ev_file_set_contents (const gchar *filename, - const gchar *contents, - gssize length, - GError **error) +GdkPixbufFormat* +get_gdk_pixbuf_format_by_extension (gchar *uri) { - gchar *tmp_filename; - gboolean retval; - GError *rename_error = NULL; - - g_return_val_if_fail (filename != NULL, FALSE); - g_return_val_if_fail (error == NULL || *error == NULL, FALSE); - g_return_val_if_fail (contents != NULL || length == 0, FALSE); - g_return_val_if_fail (length >= -1, FALSE); - - if (length == -1) - length = strlen (contents); - - tmp_filename = write_to_temp_file (contents, length, filename, error); - - if (!tmp_filename) - { - retval = FALSE; - goto out; - } - - if (!rename_file (tmp_filename, filename, &rename_error)) - { - g_unlink (tmp_filename); - g_propagate_error (error, rename_error); - retval = FALSE; - goto out; - } + GSList *pixbuf_formats = NULL; + GSList *iter; + int i; + + pixbuf_formats = gdk_pixbuf_get_formats (); + + for (iter = pixbuf_formats; iter; iter = iter->next) { + gchar **extension_list; + GdkPixbufFormat *format = iter->data; + + if (gdk_pixbuf_format_is_disabled (format) || + !gdk_pixbuf_format_is_writable (format)) + continue; + + extension_list = gdk_pixbuf_format_get_extensions (format); + + for (i = 0; extension_list[i] != 0; i++) { + if (g_str_has_suffix (uri, extension_list[i])) { + g_slist_free (pixbuf_formats); + g_strfreev (extension_list); + return format; + } + } + g_strfreev (extension_list); + } - retval = TRUE; - - out: - g_free (tmp_filename); - return retval; + g_slist_free (pixbuf_formats); + return NULL; } -#endif /* HAVE_G_FILE_SET_CONTENTS */ -