IOTop preference view
[lttngtop.git] / src / cursesdisplay.c
index 2c6ee4e0243f21702c93fa69c995d63acaead16e..b8694ee258e88f33256873af9160b7f674411f18 100644 (file)
@@ -42,7 +42,7 @@ WINDOW *pref_panel_window = NULL;
 PANEL *pref_panel, *main_panel;
 
 int pref_panel_visible = 0;
-int perf_line_selected = 0;
+int pref_line_selected = 0;
 
 int last_display_index, currently_displayed_index;
 
@@ -65,6 +65,9 @@ GPtrArray *selected_processes;
 
 pthread_t keyboard_thread;
 
+struct header_view cputopview[4];
+struct header_view iostreamtopview[3];
+
 void reset_ncurses()
 {
        curs_set(1);
@@ -374,6 +377,76 @@ gint sort_by_cpu_desc(gconstpointer p1, gconstpointer p2)
        return -1;
 }
 
+gint sort_by_tid_desc(gconstpointer p1, gconstpointer p2)
+{
+       struct processtop *n1 = *(struct processtop **)p1;
+       struct processtop *n2 = *(struct processtop **)p2;
+       unsigned long totaln1 = n1->tid;
+       unsigned long totaln2 = n2->tid;
+
+       if (totaln1 < totaln2)
+               return 1;
+       if (totaln1 == totaln2)
+               return 0;
+       return -1;
+}
+
+gint sort_by_pid_desc(gconstpointer p1, gconstpointer p2)
+{
+       struct processtop *n1 = *(struct processtop **)p1;
+       struct processtop *n2 = *(struct processtop **)p2;
+       unsigned long totaln1 = n1->pid;
+       unsigned long totaln2 = n2->pid;
+
+       if (totaln1 < totaln2)
+               return 1;
+       if (totaln1 == totaln2)
+               return 0;
+       return -1;
+}
+
+gint sort_by_process_read_desc(gconstpointer p1, gconstpointer p2)
+{
+       struct processtop *n1 = *(struct processtop **)p1;
+       struct processtop *n2 = *(struct processtop **)p2;
+       unsigned long totaln1 = n1->fileread;
+       unsigned long totaln2 = n2->fileread;
+
+       if (totaln1 < totaln2)
+               return 1;
+       if (totaln1 == totaln2)
+               return 0;
+       return -1;
+}
+
+gint sort_by_process_write_desc(gconstpointer p1, gconstpointer p2)
+{
+       struct processtop *n1 = *(struct processtop **)p1;
+       struct processtop *n2 = *(struct processtop **)p2;
+       unsigned long totaln1 = n1->filewrite;
+       unsigned long totaln2 = n2->filewrite;
+
+       if (totaln1 < totaln2)
+               return 1;
+       if (totaln1 == totaln2)
+               return 0;
+       return -1;
+}
+
+gint sort_by_process_total_desc(gconstpointer p1, gconstpointer p2)
+{
+       struct processtop *n1 = *(struct processtop **)p1;
+       struct processtop *n2 = *(struct processtop **)p2;
+       unsigned long totaln1 = n1->filewrite + n1->fileread;
+       unsigned long totaln2 = n2->filewrite + n2->fileread;
+
+       if (totaln1 < totaln2)
+               return 1;
+       if (totaln1 == totaln2)
+               return 0;
+       return -1;
+}
+
 gint sort_by_cpu_group_by_threads_desc(gconstpointer p1, gconstpointer p2)
 {
        struct processtop *n1 = *(struct processtop **)p1;
@@ -401,14 +474,23 @@ void update_cputop_display()
        elapsed = data->end - data->start;
        maxcputime = elapsed * data->cpu_table->len / 100.0;
 
-       g_ptr_array_sort(data->process_table, sort_by_cpu_desc);
+       if (cputopview[0].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_cpu_desc);
+       else if (cputopview[1].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_pid_desc);
+       else if (cputopview[2].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_tid_desc);
+       else if (cputopview[3].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_cpu_desc);
+       else
+               g_ptr_array_sort(data->process_table, sort_by_cpu_desc);
 
        set_window_title(center, "CPU Top");
        wattron(center, A_BOLD);
-       mvwprintw(center, 1, 1, "CPU(%)");
-       mvwprintw(center, 1, 12, "TGID");
-       mvwprintw(center, 1, 22, "PID");
-       mvwprintw(center, 1, 32, "NAME");
+       mvwprintw(center, 1, 1, cputopview[0].title);
+       mvwprintw(center, 1, 12, cputopview[1].title);
+       mvwprintw(center, 1, 22, cputopview[2].title);
+       mvwprintw(center, 1, 32, cputopview[3].title);
        wattroff(center, A_BOLD);
 
        max_center_lines = LINES - 5 - 7 - 1 - header_offset;
@@ -632,21 +714,6 @@ void update_perf()
        }
 }
 
-gint sort_by_ret_desc(gconstpointer p1, gconstpointer p2)
-{
-       struct processtop *n1 = *(struct processtop **)p1;
-       struct processtop *n2 = *(struct processtop **)p2;
-
-       unsigned long totaln1 = n1->totalfileread + n1->totalfilewrite;
-       unsigned long totaln2 = n2->totalfileread + n2->totalfilewrite;
-
-       if (totaln1 < totaln2)
-               return 1;
-       if (totaln1 == totaln2)
-               return 0;
-       return -1;
-}
-
 void update_iostream()
 {
        int i;
@@ -667,7 +734,14 @@ void update_iostream()
        mvwprintw(center, 1, 64, "Total");
        wattroff(center, A_BOLD);
 
-       g_ptr_array_sort(data->process_table, sort_by_ret_desc);
+       if (iostreamtopview[0].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_process_read_desc);
+       else if (iostreamtopview[1].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_process_write_desc);
+       else if (iostreamtopview[2].sort == 1)
+               g_ptr_array_sort(data->process_table, sort_by_process_total_desc);
+       else
+               g_ptr_array_sort(data->process_table, sort_by_process_total_desc);
 
        for (i = list_offset; i < data->process_table->len &&
                        nblinedisplayed < max_center_lines; i++) {
@@ -743,30 +817,130 @@ void update_current_view()
        sem_post(&update_display_sem);
 }
 
-void setup_pref_panel()
+void update_iostream_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
+       int i;
        int size;
+
        if (!data)
                return;
        if (pref_panel_window) {
                del_panel(pref_panel);
                delwin(pref_panel_window);
        }
-       size = g_hash_table_size(global_perf_liszt);
+       size = 3;
+
        pref_panel_window = create_window(size + 2, 30, 10, 10);
        pref_panel = new_panel(pref_panel_window);
-       pref_panel_visible = 0;
-       hide_panel(pref_panel);
+
+       werase(pref_panel_window);
+       box(pref_panel_window, 0 , 0);
+       set_window_title(pref_panel_window, "IOTop Preferences ");
+       wattron(pref_panel_window, A_BOLD);
+       mvwprintw(pref_panel_window, size + 1, 1,
+                       " 's' to sort");
+       wattroff(pref_panel_window, A_BOLD);
+
+       if (*line_selected > (size - 1))
+               *line_selected = size - 1;
+       if (toggle_sort == 1) {
+               if (iostreamtopview[*line_selected].sort == 1)
+                       iostreamtopview[*line_selected].reverse = 1;
+               for (i = 0; i < size; i++)
+                       iostreamtopview[i].sort = 0;
+               iostreamtopview[*line_selected].sort = 1;
+               update_current_view();
+       }
+
+       for (i = 0; i < size; i++) {
+               if (i == *line_selected) {
+                       wattron(pref_panel_window, COLOR_PAIR(5));
+                       mvwhline(pref_panel_window, i + 1, 1, ' ', 30 - 2);
+               }
+               if (iostreamtopview[i].sort == 1)
+                       wattron(pref_panel_window, A_BOLD);
+               mvwprintw(pref_panel_window, i + 1, 1, "[x] %s",
+                               iostreamtopview[i].title);
+               wattroff(pref_panel_window, A_BOLD);
+               wattroff(pref_panel_window, COLOR_PAIR(5));
+
+       }
+       update_panels();
+       doupdate();
+}
+
+void update_cpu_pref(int *line_selected, int toggle_view, int toggle_sort)
+{
+       int i;
+       int size;
+
+       if (!data)
+               return;
+       if (pref_panel_window) {
+               del_panel(pref_panel);
+               delwin(pref_panel_window);
+       }
+       size = 4;
+
+       pref_panel_window = create_window(size + 2, 30, 10, 10);
+       pref_panel = new_panel(pref_panel_window);
+
+       werase(pref_panel_window);
+       box(pref_panel_window, 0 , 0);
+       set_window_title(pref_panel_window, "CPUTop Preferences ");
+       wattron(pref_panel_window, A_BOLD);
+       mvwprintw(pref_panel_window, size + 1, 1,
+                       " 's' to sort");
+       wattroff(pref_panel_window, A_BOLD);
+
+       if (*line_selected > (size - 1))
+               *line_selected = size - 1;
+       if (toggle_sort == 1) {
+               /* special case, we don't support sorting by procname for now */
+               if (*line_selected != 3) {
+                       if (cputopview[*line_selected].sort == 1)
+                               cputopview[*line_selected].reverse = 1;
+                       for (i = 0; i < size; i++)
+                               cputopview[i].sort = 0;
+                       cputopview[*line_selected].sort = 1;
+                       update_current_view();
+               }
+       }
+
+       for (i = 0; i < size; i++) {
+               if (i == *line_selected) {
+                       wattron(pref_panel_window, COLOR_PAIR(5));
+                       mvwhline(pref_panel_window, i + 1, 1, ' ', 30 - 2);
+               }
+               if (cputopview[i].sort == 1)
+                       wattron(pref_panel_window, A_BOLD);
+               mvwprintw(pref_panel_window, i + 1, 1, "[x] %s",
+                               cputopview[i].title);
+               wattroff(pref_panel_window, A_BOLD);
+               wattroff(pref_panel_window, COLOR_PAIR(5));
+
+       }
+       update_panels();
+       doupdate();
 }
 
-void update_perf_panel(int line_selected, int toggle_view, int toggle_sort)
+void update_perf_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
        int i;
        struct perfcounter *perf;
        GList *perflist;
+       int size;
 
        if (!data)
                return;
+       if (pref_panel_window) {
+               del_panel(pref_panel);
+               delwin(pref_panel_window);
+       }
+       size = g_hash_table_size(global_perf_liszt);
+
+       pref_panel_window = create_window(size + 2, 30, 10, 10);
+       pref_panel = new_panel(pref_panel_window);
 
        werase(pref_panel_window);
        box(pref_panel_window, 0 , 0);
@@ -781,7 +955,7 @@ void update_perf_panel(int line_selected, int toggle_view, int toggle_sort)
                perflist = g_list_first(g_hash_table_get_keys(global_perf_liszt));
                while (perflist) {
                        perf = g_hash_table_lookup(global_perf_liszt, perflist->data);
-                       if (i != line_selected)
+                       if (i != *line_selected)
                                perf->sort = 0;
                        else
                                perf->sort = 1;
@@ -795,11 +969,11 @@ void update_perf_panel(int line_selected, int toggle_view, int toggle_sort)
        perflist = g_list_first(g_hash_table_get_keys(global_perf_liszt));
        while (perflist) {
                perf = g_hash_table_lookup(global_perf_liszt, perflist->data);
-               if (i == line_selected && toggle_view == 1) {
+               if (i == *line_selected && toggle_view == 1) {
                        perf->visible = perf->visible == 1 ? 0:1;
                        update_current_view();
                }
-               if (i == line_selected) {
+               if (i == *line_selected) {
                        wattron(pref_panel_window, COLOR_PAIR(5));
                        mvwhline(pref_panel_window, i + 1, 1, ' ', 30 - 2);
                }
@@ -817,25 +991,39 @@ void update_perf_panel(int line_selected, int toggle_view, int toggle_sort)
        doupdate();
 }
 
-void update_preference_panel(int line_selected, int toggle_view, int toggle_sort)
+int update_preference_panel(int *line_selected, int toggle_view, int toggle_sort)
 {
+       int ret = 0;
+
        switch(current_view) {
                case perf:
-                       update_perf_panel(line_selected, toggle_view, toggle_sort);
+                       update_perf_pref(line_selected, toggle_view, toggle_sort);
+                       break;
+               case cpu:
+                       update_cpu_pref(line_selected, toggle_view, toggle_sort);
+                       break;
+               case iostream:
+                       update_iostream_pref(line_selected, toggle_view, toggle_sort);
                        break;
                default:
+                       ret = -1;
                        break;
        }
+
+       return ret;
 }
 
 void toggle_pref_panel(void)
 {
+       int ret;
+
        if (pref_panel_visible) {
                hide_panel(pref_panel);
                pref_panel_visible = 0;
        } else {
-               setup_pref_panel();
-               update_preference_panel(perf_line_selected, 0, 0);
+               ret = update_preference_panel(&pref_line_selected, 0, 0);
+               if (ret < 0)
+                       return;
                show_panel(pref_panel);
                pref_panel_visible = 1;
        }
@@ -879,9 +1067,8 @@ void *handle_keyboard(void *p)
                /* Move the cursor and scroll */
                case KEY_DOWN:
                        if (pref_panel_visible) {
-                               if (perf_line_selected < g_hash_table_size(global_perf_liszt) - 1)
-                                       perf_line_selected++;
-                               update_preference_panel(perf_line_selected, 0, 0);
+                               pref_line_selected++;
+                               update_preference_panel(&pref_line_selected, 0, 0);
                        } else {
                                if (selected_line < (max_center_lines - 1) &&
                                                selected_line < max_elements - 1) {
@@ -899,9 +1086,9 @@ void *handle_keyboard(void *p)
                        break;
                case KEY_UP:
                        if (pref_panel_visible) {
-                               if (perf_line_selected > 0)
-                                       perf_line_selected--;
-                               update_preference_panel(perf_line_selected, 0, 0);
+                               if (pref_line_selected > 0)
+                                       pref_line_selected--;
+                               update_preference_panel(&pref_line_selected, 0, 0);
                        } else {
                                if (selected_line > 0) {
                                        selected_line--;
@@ -953,7 +1140,7 @@ void *handle_keyboard(void *p)
                        break;
                case ' ':
                        if (pref_panel_visible) {
-                               update_preference_panel(perf_line_selected, 1, 0);
+                               update_preference_panel(&pref_line_selected, 1, 0);
                        } else {
                                update_selected_processes();
                                update_current_view();
@@ -961,7 +1148,7 @@ void *handle_keyboard(void *p)
                        break;
                case 's':
                        if (pref_panel_visible)
-                               update_preference_panel(perf_line_selected, 0, 1);
+                               update_preference_panel(&pref_line_selected, 0, 1);
                        break;
 
                case 13: /* FIXME : KEY_ENTER ?? */
@@ -976,21 +1163,29 @@ void *handle_keyboard(void *p)
                        break;
 
                case KEY_F(1):
+                       if (pref_panel_visible)
+                               toggle_pref_panel();
                        current_view = cpu;
                        selected_line = 0;
                        update_current_view();
                        break;
                case KEY_F(2):
+                       if (pref_panel_visible)
+                               toggle_pref_panel();
                        current_view = cpu;
                        selected_line = 0;
                        update_current_view();
                        break;
                case KEY_F(3):
+                       if (pref_panel_visible)
+                               toggle_pref_panel();
                        current_view = perf;
                        selected_line = 0;
                        update_current_view();
                        break;
                case KEY_F(4):
+                       if (pref_panel_visible)
+                               toggle_pref_panel();
                        current_view = iostream;
                        selected_line = 0;
                        update_current_view();
@@ -1023,10 +1218,25 @@ void *handle_keyboard(void *p)
        return NULL;
 }
 
+void init_view_headers()
+{
+       cputopview[0].title = strdup("CPU(%)");
+       cputopview[0].sort = 1;
+       cputopview[1].title = strdup("TGID");
+       cputopview[2].title = strdup("PID");
+       cputopview[3].title = strdup("NAME");
+
+       iostreamtopview[0].title = strdup("R (B/sec)");
+       iostreamtopview[1].title = strdup("W (B/sec)");
+       iostreamtopview[2].title = strdup("Total (B)");
+       iostreamtopview[2].sort = 1;
+}
+
 void init_ncurses()
 {
        selected_processes = g_ptr_array_new();
        sem_init(&update_display_sem, 0, 1);
+       init_view_headers();
        init_screen();
 
        header = create_window(5, COLS - 1, 0, 0);
@@ -1037,7 +1247,6 @@ void init_ncurses()
        print_log("Starting display");
 
        main_panel = new_panel(center);
-       setup_pref_panel();
 
        current_view = cpu;
 
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