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| author | Benjamin Poirier <bpoirier@suse.de> | 2012-08-23 22:55:04 +0400 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2012-09-27 20:08:14 +0400 |
| commit | 537ddae75c0f41343928d39f308f3ca670f000a8 (patch) | |
| tree | 623517db039bdc4d5b49bfb83ef8647428421ad2 /scripts/kconfig/lxdialog/textbox.c | |
| parent | b9d29abd98a2bbeb3a6c49c1607348c92bc80105 (diff) | |
| download | linux-537ddae75c0f41343928d39f308f3ca670f000a8.tar.xz | |
menuconfig: Extend dialog_textbox so that it can exit on arbitrary keypresses
The caller will be able to perform actions based on hotkeys in the displayed
text.
Signed-off-by: Benjamin Poirier <bpoirier@suse.de>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts/kconfig/lxdialog/textbox.c')
| -rw-r--r-- | scripts/kconfig/lxdialog/textbox.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/scripts/kconfig/lxdialog/textbox.c b/scripts/kconfig/lxdialog/textbox.c index 264a2b9f320c..eb4ee92ad2b3 100644 --- a/scripts/kconfig/lxdialog/textbox.c +++ b/scripts/kconfig/lxdialog/textbox.c @@ -47,14 +47,16 @@ static void refresh_text_box(WINDOW *dialog, WINDOW *box, int boxh, int boxw, /* * Display text from a file in a dialog box. + * + * keys is a null-terminated array */ -int dialog_textbox(const char *title, const char *tbuf, - int initial_height, int initial_width) +int dialog_textbox(const char *title, const char *tbuf, int initial_height, + int initial_width, int *keys) { int i, x, y, cur_x, cur_y, key = 0; int height, width, boxh, boxw; - int passed_end; WINDOW *dialog, *box; + bool done = false; begin_reached = 1; end_reached = 0; @@ -122,7 +124,7 @@ do_resize: attr_clear(box, boxh, boxw, dlg.dialog.atr); refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x); - while ((key != KEY_ESC) && (key != '\n')) { + while (!done) { key = wgetch(dialog); switch (key) { case 'E': /* Exit */ @@ -130,9 +132,9 @@ do_resize: case 'X': case 'x': case 'q': - delwin(box); - delwin(dialog); - return 0; + case '\n': + done = true; + break; case 'g': /* First page */ case KEY_HOME: if (!begin_reached) { @@ -156,6 +158,8 @@ do_resize: case 'k': case KEY_UP: if (!begin_reached) { + int passed_end = 0; + back_lines(page_length + 1); /* We don't call print_page() here but use @@ -169,7 +173,6 @@ do_resize: wscrl(box, -1); /* Scroll box region down one line */ scrollok(box, FALSE); page_length = 0; - passed_end = 0; for (i = 0; i < boxh; i++) { if (!i) { /* print first line of page */ @@ -252,7 +255,8 @@ do_resize: cur_y, cur_x); break; case KEY_ESC: - key = on_key_esc(dialog); + if (on_key_esc(dialog) == KEY_ESC) + done = true; break; case KEY_RESIZE: back_lines(height); @@ -260,11 +264,18 @@ do_resize: delwin(dialog); on_key_resize(); goto do_resize; + default: + for (i = 0; keys[i]; i++) { + if (key == keys[i]) { + done = true; + break; + } + } } } delwin(box); delwin(dialog); - return key; /* ESC pressed */ + return key; } /* |