--- /dev/null
+/* This file is part of the Linux Trace Toolkit viewer
+ * Copyright (C) 2005 Mathieu Desnoyers
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License Version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <glib.h>
+#include <string.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkkeysyms.h>
+
+#include <lttv/lttv.h>
+#include <lttv/module.h>
+#include <lttv/hook.h>
+#include <lttv/filter.h>
+
+#include <lttvwindow/lttvwindow.h>
+#include <lttvwindow/lttvwindowtraces.h>
+
+#include "hTraceControlInsert.xpm"
+
+
+GSList *g_control_list = NULL ;
+
+/*! \file lttv/modules/gui/tracecontrol/tracecontrol.c
+ * \brief Graphic trace start/stop control interface.
+ *
+ * This plugin interacts with lttctl to start/stop tracing. It needs to take the
+ * root password to be able to interact with lttctl.
+ *
+ */
+
+typedef struct _ControlData ControlData;
+
+/*
+ * Prototypes
+ */
+GtkWidget *guicontrol_get_widget(ControlData *tcd);
+ControlData *gui_control(Tab *tab);
+void gui_control_destructor(ControlData *tcd);
+GtkWidget* h_guicontrol(Tab *tab);
+void control_destroy_walk(gpointer data, gpointer user_data);
+
+/*
+ * Callback functions
+ */
+
+
+/**
+ * @struct _ControlData
+ *
+ * @brief Main structure of gui filter
+ * Main struct for the filter gui module
+ */
+struct _ControlData {
+ Tab *tab; /**< current tab of module */
+
+ GtkWidget *f_window; /**< filter window */
+
+ GtkWidget *f_main_box; /**< main container */
+
+};
+
+/**
+ * @fn GtkWidget* guicontrol_get_widget(ControlData*)
+ *
+ * This function returns the current main widget
+ * used by this module
+ * @param tcd the module struct
+ * @return The main widget
+ */
+GtkWidget*
+guicontrol_get_widget(ControlData *tcd)
+{
+ return tcd->f_window;
+}
+
+/**
+ * @fn ControlData* gui_control(Tab*)
+ *
+ * Constructor is used to create ControlData data structure.
+ * @param tab The tab structure used by the widget
+ * @return The Filter viewer data created.
+ */
+ControlData*
+gui_control(Tab *tab)
+{
+ g_debug("filter::gui_control()");
+
+ unsigned i;
+ GtkCellRenderer *renderer;
+ GtkTreeViewColumn *column;
+
+ ControlData* tcd = g_new(ControlData,1);
+
+ tcd->tab = tab;
+
+ tcd->f_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(tcd->f_window), "LTTng Trace Control");
+ /*
+ * Initiating GtkTable layout
+ * starts with 2 rows and 5 columns and
+ * expands when expressions added
+ */
+ tcd->f_main_box = gtk_table_new(13,2,FALSE);
+ gtk_table_set_row_spacings(GTK_TABLE(tcd->f_main_box),5);
+ gtk_table_set_col_spacings(GTK_TABLE(tcd->f_main_box),5);
+
+ gtk_container_add(GTK_CONTAINER(tcd->f_window), GTK_WIDGET(tcd->f_main_box));
+
+ /*
+ * First half of the filter window
+ * - textual entry of filter expression
+ * - processing button
+ */
+ GtkWidget *username_label = gtk_label_new("Username:");
+ gtk_widget_show (username_label);
+ GtkWidget *username_entry = gtk_entry_new();
+ gtk_entry_set_text(GTK_ENTRY(username_entry),"root");
+
+ gtk_widget_show (username_entry);
+
+ gtk_table_attach( GTK_TABLE(tcd->f_main_box),username_label,0,6,0,1,GTK_FILL,GTK_FILL,0,0);
+ gtk_table_attach( GTK_TABLE(tcd->f_main_box),username_entry,6,7,0,1,GTK_FILL,GTK_FILL,0,0);
+
+
+ /*
+ * show main container
+ */
+ gtk_widget_show(tcd->f_main_box);
+ gtk_widget_show(tcd->f_window);
+
+
+ g_object_set_data_full(
+ G_OBJECT(guifilter_get_widget(tcd)),
+ "filter_viewer_data",
+ tcd,
+ (GDestroyNotify)gui_control_destructor);
+
+ g_control_list = g_slist_append(
+ g_control_list,
+ tcd);
+
+ return tcd;
+}
+
+
+/**
+ * @fn void gui_control_destructor(ControlData*)
+ *
+ * Destructor for the filter gui module
+ * @param tcd The module structure
+ */
+void
+gui_control_destructor(ControlData *tcd)
+{
+ Tab *tab = tcd->tab;
+
+ /* May already been done by GTK window closing */
+ if(GTK_IS_WIDGET(guifilter_get_widget(tcd))){
+ g_info("widget still exists");
+ }
+// if(tab != NULL) {
+// lttvwindow_unregister_traceset_notify(tcd->tab,
+// filter_traceset_changed,
+// filter_viewer_data);
+// }
+ lttvwindowtraces_background_notify_remove(tcd);
+
+ g_control_list = g_slist_remove(g_control_list, tcd);
+
+ g_free(tcd);
+}
+
+
+/**
+ * @fn GtkWidget* h_guicontrol(Tab*)
+ *
+ * Control Module's constructor hook
+ *
+ * This constructor is given as a parameter to the menuitem and toolbar button
+ * registration. It creates the list.
+ * @param tab A pointer to the parent window.
+ * @return The widget created.
+ */
+GtkWidget *
+h_guicontrol(Tab *tab)
+{
+ ControlData* f = gui_control(tab) ;
+
+ return NULL;
+}
+
+/**
+ * @fn static void init()
+ *
+ * This function initializes the Filter Viewer functionnality through the
+ * gtkTraceSet API.
+ */
+static void init() {
+
+ lttvwindow_register_constructor("guicontrol",
+ "/",
+ "Insert Tracing Control Module",
+ hTraceControlInsert_xpm,
+ "Insert Tracing Control Module",
+ h_guicontrol);
+}
+
+/**
+ * @fn void control_destroy_walk(gpointer,gpointer)
+ *
+ * Initiate the destruction of the current gui module
+ * on the GTK Interface
+ */
+void
+control_destroy_walk(gpointer data, gpointer user_data)
+{
+ ControlData *tcd = (ControlData*)data;
+
+ g_debug("traceontrol.c : control_destroy_walk, %p", tcd);
+
+ /* May already have been done by GTK window closing */
+ if(GTK_IS_WIDGET(guicontrol_get_widget(tcd)))
+ gtk_widget_destroy(guicontrol_get_widget(tcd));
+}
+
+/**
+ * @fn static void destroy()
+ * @brief plugin's destroy function
+ *
+ * This function releases the memory reserved by the module and unregisters
+ * everything that has been registered in the gtkTraceSet API.
+ */
+static void destroy() {
+
+ g_slist_foreach(g_control_list, control_destroy_walk, NULL );
+
+ lttvwindow_unregister_constructor(h_guicontrol);
+
+}
+
+
+LTTV_MODULE("guitracecontrol", "Trace Control Window", \
+ "Graphical module that let user control kernel tracing", \
+ init, destroy, "lttvwindow")
+
projects / lttv.git / commitdiff
