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Diffstat (limited to '')
| -rw-r--r-- | src/display.cpp | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/src/display.cpp b/src/display.cpp new file mode 100644 index 0000000..cc03919 --- /dev/null +++ b/src/display.cpp @@ -0,0 +1,342 @@ +/* + * Copyright 2010, Intel Corporation + * + * This file is part of PowerTOP + * + * This program file is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; version 2 of the License. + * + * 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 in a file named COPYING; if not, write to the + * Free Software Foundation, Inc, + * 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA + * or just google for it. + * + * Authors: + * Arjan van de Ven <arjan@linux.intel.com> + */ +#include "display.h" +#include "lib.h" + +#include <ncurses.h> + + +#include <vector> +#include <map> +#include <string> +#include <string.h> + +using namespace std; + +static int display = 0; + +vector<string> tab_names; +map<string, class tab_window *> tab_windows; +map<string, string> tab_translations; + +map<string, string> bottom_lines; + +void create_tab(const string &name, const string &translation, class tab_window *w, string bottom_line) +{ + if (!w) + w = new(class tab_window); + + w->win = newpad(1000,1000); + tab_names.push_back(name); + tab_windows[name] = w; + tab_translations[name] = translation; + bottom_lines[name] = bottom_line; +} + + +void init_display(void) +{ + initscr(); + start_color(); + + cbreak(); /* character at a time input */ + noecho(); /* don't show the user input */ + keypad(stdscr, TRUE); /* enable cursor/etc keys */ + + use_default_colors(); + + create_tab("Overview", _("Overview")); + create_tab("Idle stats", _("Idle stats")); + create_tab("Frequency stats", _("Frequency stats")); + create_tab("Device stats", _("Device stats")); + + display = 1; +} + +void reset_display(void) +{ + if (!display) + return; + + keypad(stdscr, FALSE); + echo(); + nocbreak(); + + resetterm(); +} + + +WINDOW *tab_bar = NULL; +WINDOW *bottom_line = NULL; + +static int current_tab; + +void show_tab(unsigned int tab) +{ + class tab_window *win; + unsigned int i; + int tab_pos = 17; + const char *c; + + if (!display) + return; + + if (tab_bar) { + delwin(tab_bar); + tab_bar = NULL; + } + + if (bottom_line) { + delwin(bottom_line); + bottom_line = NULL; + } + + tab_bar = newwin(1, 0, 0, 0); + + wattrset(tab_bar, A_REVERSE); + mvwprintw(tab_bar, 0,0, "%120s", ""); + mvwprintw(tab_bar, 0,0, "PowerTOP %s", PACKAGE_VERSION); + + bottom_line = newwin(1, 0, LINES-1, 0); + wattrset(bottom_line, A_REVERSE); + mvwprintw(bottom_line, 0,0, "%120s", ""); + + c = bottom_lines[tab_names[tab]].c_str(); + if (c && strlen(c) > 0) + mvwprintw(bottom_line, 0,0, "%s", c); + else + mvwprintw(bottom_line, 0, 0, + "<ESC> %s | <TAB> / <Shift + TAB> %s | ", _("Exit"), + _("Navigate")); + + + current_tab = tab; + + for (i = 0; i < tab_names.size(); i++) { + if (i == tab) + wattrset(tab_bar, A_NORMAL); + else + wattrset(tab_bar, A_REVERSE); + mvwprintw(tab_bar, 0, tab_pos, " %s ", tab_translations[tab_names[i]].c_str()); + + tab_pos += 3 + tab_names[i].length(); + } + + wrefresh(tab_bar); + wrefresh(bottom_line); + + win = tab_windows[tab_names[tab]]; + if (!win) + return; + + prefresh(win->win, win->ypad_pos, win->xpad_pos, 1, 0, LINES - 3, COLS - 1); +} + +WINDOW *get_ncurses_win(const char *name) +{ + class tab_window *w; + WINDOW *win; + + w= tab_windows[name]; + if (!w) + return NULL; + + win = w->win; + + return win; +} + +WINDOW *get_ncurses_win(int nr) +{ + class tab_window *w; + WINDOW *win; + + w= tab_windows[tab_names[nr]]; + if (!w) + return NULL; + + win = w->win; + + return win; +} + +WINDOW *get_ncurses_win(const string &name) +{ + return get_ncurses_win(name.c_str()); +} + +void show_prev_tab(void) +{ + class tab_window *w; + + if (!display) + return; + w = tab_windows[tab_names[current_tab]]; + if (w) + w->hide(); + + current_tab --; + if (current_tab < 0) + current_tab = tab_names.size() - 1; + + w = tab_windows[tab_names[current_tab]]; + if (w) + w->expose(); + + show_tab(current_tab); +} + +void show_next_tab(void) +{ + class tab_window *w; + + if (!display) + return; + + w = tab_windows[tab_names[current_tab]]; + if (w) + w->hide(); + + current_tab ++; + if (current_tab >= (int)tab_names.size()) + current_tab = 0; + + w = tab_windows[tab_names[current_tab]]; + if (w) + w->expose(); + + show_tab(current_tab); +} + +void show_cur_tab(void) +{ + if (!display) + return; + show_tab(current_tab); +} + +void cursor_down(void) +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + if (w) { + if (w->ypad_pos < 1000) { + if (tab_names[current_tab] == "Tunables" || tab_names[current_tab] == "WakeUp") { + if ((w->cursor_pos + 7) >= LINES) { + prefresh(w->win, ++w->ypad_pos, w->xpad_pos, + 1, 0, LINES - 3, COLS - 1); + } + w->cursor_down(); + } else { + prefresh(w->win, ++w->ypad_pos, w->xpad_pos, + 1, 0, LINES - 3, COLS - 1); + } + } + } + + show_cur_tab(); +} + +void cursor_up(void) +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + + if (w) { + w->cursor_up(); + if(w->ypad_pos > 0) { + prefresh(w->win, --w->ypad_pos, w->xpad_pos, + 1, 0, LINES - 3, COLS - 1); + } + } + + show_cur_tab(); +} + +void cursor_left(void) +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + + if (w) { + if (w->xpad_pos > 0) { + prefresh(w->win, w->ypad_pos,--w->xpad_pos, + 1, 0, LINES - 3, COLS - 1); + } + } +} + +void cursor_right(void) +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + + if (w) { + if (w->xpad_pos < 1000) { + prefresh(w->win, w->ypad_pos, ++w->xpad_pos, + 1, 0, LINES - 3, COLS - 1); + } + } +} + +void cursor_enter(void) +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + + if (w) { + w->cursor_enter(); + w->repaint(); + } + show_cur_tab(); +} + +void window_refresh() +{ + class tab_window *w; + + w = tab_windows[tab_names[current_tab]]; + + if (w) { + w->ypad_pos = 0; + w->xpad_pos = 0; + w->window_refresh(); + w->repaint(); + } + + show_cur_tab(); +} + +int ncurses_initialized(void) +{ + if (display) + return 1; + return 0; +} |