Commit 6e121ee8 authored by Marek Kašík's avatar Marek Kašík

Allow the custom widget to actualize on a printer change

Passes print settings and page setup to the custom widget
through a new "update-custom-widget" signal (#564854).
parent 40595574
......@@ -88,6 +88,7 @@ VOID:OBJECT,STRING,STRING
VOID:OBJECT,UINT
VOID:OBJECT,UINT,FLAGS
VOID:OBJECT,STRING
VOID:OBJECT,OBJECT,OBJECT
VOID:POINTER
VOID:POINTER,INT
VOID:POINTER,BOOLEAN
......
......@@ -363,6 +363,26 @@ job_status_changed_cb (GtkPrintJob *job,
}
static void
printer_changed_cb (GtkPrintUnixDialog *print_dialog,
GParamSpec *pspec,
gpointer user_data)
{
GtkPageSetup *page_setup;
GtkPrintSettings *print_settings;
GtkPrintOperation *op = user_data;
GtkPrintOperationPrivate *priv = op->priv;
page_setup = gtk_print_unix_dialog_get_page_setup (print_dialog);
print_settings = gtk_print_unix_dialog_get_settings (print_dialog);
g_signal_emit_by_name (op,
"update-custom-widget",
priv->custom_widget,
page_setup,
print_settings);
}
static GtkWidget *
get_print_dialog (GtkPrintOperation *op,
GtkWindow *parent)
......@@ -409,6 +429,8 @@ get_print_dialog (GtkPrintOperation *op,
gtk_print_unix_dialog_add_custom_tab (GTK_PRINT_UNIX_DIALOG (pd),
priv->custom_widget, label);
g_signal_connect (pd, "notify::selected-printer", (GCallback) printer_changed_cb, op);
}
return pd;
......
......@@ -48,6 +48,7 @@ enum
CREATE_CUSTOM_WIDGET,
CUSTOM_WIDGET_APPLY,
PREVIEW,
UPDATE_CUSTOM_WIDGET,
LAST_SIGNAL
};
......@@ -819,13 +820,35 @@ gtk_print_operation_class_init (GtkPrintOperationClass *class)
_gtk_marshal_OBJECT__VOID,
G_TYPE_OBJECT, 0);
/**
* GtkPrintOperation::update-custom-widget:
* @operation: the #GtkPrintOperation on which the signal was emitted
* @widget: the custom widget added in create-custom-widget
* @setup: actual page setup
* @settings: actual print settings
*
* Emmited after change of selected printer. The actual page setup and
* print settings are passed to the custom widget, which can actualize
* itself according to this change.
*
* Since: 2.18
*/
signals[UPDATE_CUSTOM_WIDGET] =
g_signal_new (I_("update-custom-widget"),
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkPrintOperationClass, update_custom_widget),
NULL, NULL,
_gtk_marshal_VOID__OBJECT_OBJECT_OBJECT,
G_TYPE_NONE, 3, GTK_TYPE_WIDGET, GTK_TYPE_PAGE_SETUP, GTK_TYPE_PRINT_SETTINGS);
/**
* GtkPrintOperation::custom-widget-apply:
* @operation: the #GtkPrintOperation on which the signal was emitted
* @widget: the custom widget added in create-custom-widget
*
* Emitted right before #GtkPrintOperation::begin-print if you added
* a custom widget in the #GtkPrintOperation:;create-custom-widget handler.
* a custom widget in the #GtkPrintOperation::create-custom-widget handler.
* When you get this signal you should read the information from the
* custom widgets, as the widgets are not guaraneed to be around at a
* later time.
......
......@@ -105,13 +105,18 @@ struct _GtkPrintOperationClass
GtkWidget *(*create_custom_widget) (GtkPrintOperation *operation);
void (*custom_widget_apply) (GtkPrintOperation *operation,
GtkWidget *widget);
GtkWidget *widget);
gboolean (*preview) (GtkPrintOperation *operation,
GtkPrintOperationPreview *preview,
GtkPrintContext *context,
GtkWindow *parent);
void (*update_custom_widget) (GtkPrintOperation *operation,
GtkWidget *widget,
GtkPageSetup *setup,
GtkPrintSettings *settings);
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
......@@ -119,7 +124,6 @@ struct _GtkPrintOperationClass
void (*_gtk_reserved4) (void);
void (*_gtk_reserved5) (void);
void (*_gtk_reserved6) (void);
void (*_gtk_reserved7) (void);
};
#define GTK_PRINT_ERROR gtk_print_error_quark ()
......
......@@ -1552,6 +1552,8 @@ selected_printer_changed (GtkTreeSelection *selection,
update_dialog_from_settings (dialog);
update_dialog_from_capabilities (dialog);
g_object_notify ( G_OBJECT(dialog), "selected-printer");
}
static void
......
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