| 1 | #include "owl.h" |
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| 2 | |
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| 3 | int owl_popwin_init(owl_popwin *pw) |
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| 4 | { |
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| 5 | pw->active=0; |
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| 6 | return(0); |
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| 7 | } |
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| 8 | |
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| 9 | int owl_popwin_up(owl_popwin *pw) |
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| 10 | { |
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| 11 | if (pw->active) |
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| 12 | return 1; |
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| 13 | pw->border = owl_window_new(NULL); |
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| 14 | pw->content = owl_window_new(pw->border); |
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| 15 | /* To be thorough, we ensure each signal is disconnected when we close. */ |
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| 16 | pw->sig_redraw_id = |
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| 17 | g_signal_connect(pw->border, "redraw", G_CALLBACK(owl_popwin_draw_border), 0); |
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| 18 | pw->sig_resize_id = |
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| 19 | g_signal_connect(pw->border, "resized", G_CALLBACK(owl_popwin_size_content), pw); |
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| 20 | owl_signal_connect_object(owl_window_get_screen(), "resized", G_CALLBACK(owl_popwin_size_border), pw->border, 0); |
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| 21 | |
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| 22 | /* bootstrap sizing */ |
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| 23 | owl_popwin_size_border(owl_window_get_screen(), pw->border); |
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| 24 | |
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| 25 | owl_window_show_all(pw->border); |
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| 26 | |
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| 27 | pw->active=1; |
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| 28 | return(0); |
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| 29 | } |
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| 30 | |
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| 31 | void owl_popwin_size_border(owl_window *parent, void *user_data) |
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| 32 | { |
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| 33 | int lines, cols, startline, startcol; |
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| 34 | int glines, gcols; |
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| 35 | owl_window *border = user_data; |
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| 36 | |
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| 37 | owl_window_get_position(parent, &glines, &gcols, 0, 0); |
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| 38 | |
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| 39 | lines = owl_util_min(glines,24)*3/4 + owl_util_max(glines-24,0)/2; |
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| 40 | startline = (glines-lines)/2; |
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| 41 | cols = owl_util_min(gcols,90)*15/16 + owl_util_max(gcols-90,0)/2; |
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| 42 | startcol = (gcols-cols)/2; |
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| 43 | |
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| 44 | owl_window_set_position(border, lines, cols, startline, startcol); |
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| 45 | } |
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| 46 | |
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| 47 | void owl_popwin_size_content(owl_window *parent, void *user_data) |
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| 48 | { |
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| 49 | int lines, cols; |
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| 50 | owl_popwin *pw = user_data; |
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| 51 | owl_window_get_position(parent, &lines, &cols, 0, 0); |
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| 52 | owl_window_set_position(pw->content, lines-2, cols-2, 1, 1); |
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| 53 | } |
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| 54 | |
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| 55 | void owl_popwin_draw_border(owl_window *w, WINDOW *borderwin, void *user_data) |
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| 56 | { |
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| 57 | int lines, cols; |
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| 58 | owl_window_get_position(w, &lines, &cols, 0, 0); |
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| 59 | if (owl_global_is_fancylines(&g)) { |
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| 60 | box(borderwin, 0, 0); |
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| 61 | } else { |
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| 62 | box(borderwin, '|', '-'); |
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| 63 | wmove(borderwin, 0, 0); |
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| 64 | waddch(borderwin, '+'); |
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| 65 | wmove(borderwin, lines-1, 0); |
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| 66 | waddch(borderwin, '+'); |
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| 67 | wmove(borderwin, lines-1, cols-1); |
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| 68 | waddch(borderwin, '+'); |
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| 69 | wmove(borderwin, 0, cols-1); |
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| 70 | waddch(borderwin, '+'); |
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| 71 | } |
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| 72 | } |
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| 73 | |
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| 74 | int owl_popwin_close(owl_popwin *pw) |
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| 75 | { |
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| 76 | if (!pw->active) |
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| 77 | return 1; |
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| 78 | g_signal_handler_disconnect(pw->border, pw->sig_resize_id); |
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| 79 | g_signal_handler_disconnect(pw->border, pw->sig_redraw_id); |
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| 80 | owl_window_unlink(pw->border); |
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| 81 | g_object_unref(pw->border); |
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| 82 | g_object_unref(pw->content); |
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| 83 | |
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| 84 | pw->border = 0; |
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| 85 | pw->content = 0; |
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| 86 | pw->active=0; |
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| 87 | return(0); |
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| 88 | } |
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| 89 | |
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| 90 | int owl_popwin_is_active(const owl_popwin *pw) |
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| 91 | { |
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| 92 | return pw->active; |
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| 93 | } |
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| 94 | |
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| 95 | owl_window *owl_popwin_get_content(const owl_popwin *pw) |
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| 96 | { |
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| 97 | return pw->content; |
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| 98 | } |
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