mirror of https://github.com/tLDP/LDP
118 lines
2.8 KiB
C
118 lines
2.8 KiB
C
#include <panel.h>
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#define NLINES 10
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#define NCOLS 40
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void init_wins(WINDOW **wins, int n);
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void win_show(WINDOW *win, char *label, int label_color);
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void print_in_middle(WINDOW *win, int starty, int startx, int width, char *string, chtype color);
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int main()
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{ WINDOW *my_wins[3];
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PANEL *my_panels[3];
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PANEL *top;
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int ch;
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/* Initialize curses */
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initscr();
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start_color();
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cbreak();
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noecho();
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keypad(stdscr, TRUE);
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/* Initialize all the colors */
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init_pair(1, COLOR_RED, COLOR_BLACK);
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init_pair(2, COLOR_GREEN, COLOR_BLACK);
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init_pair(3, COLOR_BLUE, COLOR_BLACK);
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init_pair(4, COLOR_CYAN, COLOR_BLACK);
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init_wins(my_wins, 3);
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/* Attach a panel to each window */ /* Order is bottom up */
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my_panels[0] = new_panel(my_wins[0]); /* Push 0, order: stdscr-0 */
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my_panels[1] = new_panel(my_wins[1]); /* Push 1, order: stdscr-0-1 */
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my_panels[2] = new_panel(my_wins[2]); /* Push 2, order: stdscr-0-1-2 */
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/* Set up the user pointers to the next panel */
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set_panel_userptr(my_panels[0], my_panels[1]);
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set_panel_userptr(my_panels[1], my_panels[2]);
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set_panel_userptr(my_panels[2], my_panels[0]);
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/* Update the stacking order. 2nd panel will be on top */
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update_panels();
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/* Show it on the screen */
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attron(COLOR_PAIR(4));
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mvprintw(LINES - 2, 0, "Use tab to browse through the windows (F1 to Exit)");
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attroff(COLOR_PAIR(4));
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doupdate();
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top = my_panels[2];
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while((ch = getch()) != KEY_F(1))
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{ switch(ch)
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{ case 9:
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top = (PANEL *)panel_userptr(top);
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top_panel(top);
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break;
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}
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update_panels();
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doupdate();
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}
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endwin();
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return 0;
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}
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/* Put all the windows */
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void init_wins(WINDOW **wins, int n)
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{ int x, y, i;
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char label[80];
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y = 2;
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x = 10;
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for(i = 0; i < n; ++i)
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{ wins[i] = newwin(NLINES, NCOLS, y, x);
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sprintf(label, "Window Number %d", i + 1);
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win_show(wins[i], label, i + 1);
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y += 3;
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x += 7;
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}
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}
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/* Show the window with a border and a label */
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void win_show(WINDOW *win, char *label, int label_color)
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{ int startx, starty, height, width;
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getbegyx(win, starty, startx);
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getmaxyx(win, height, width);
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box(win, 0, 0);
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mvwaddch(win, 2, 0, ACS_LTEE);
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mvwhline(win, 2, 1, ACS_HLINE, width - 2);
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mvwaddch(win, 2, width - 1, ACS_RTEE);
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print_in_middle(win, 1, 0, width, label, COLOR_PAIR(label_color));
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}
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void print_in_middle(WINDOW *win, int starty, int startx, int width, char *string, chtype color)
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{ int length, x, y;
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float temp;
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if(win == NULL)
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win = stdscr;
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getyx(win, y, x);
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if(startx != 0)
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x = startx;
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if(starty != 0)
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y = starty;
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if(width == 0)
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width = 80;
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length = strlen(string);
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temp = (width - length)/ 2;
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x = startx + (int)temp;
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wattron(win, color);
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mvwprintw(win, y, x, "%s", string);
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wattroff(win, color);
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refresh();
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}
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