286 строки
12 KiB
C
286 строки
12 KiB
C
/** \file wtools.h
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* \brief Header: widget based utility functions
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*/
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#ifndef MC__WTOOLS_H
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#define MC__WTOOLS_H
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#include "lib/global.h"
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#include "dialog.h"
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#include "widget.h"
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/*** typedefs(not structures) and defined constants **********************************************/
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#define LISTBOX_APPEND_TEXT(l,h,t,d) \
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listbox_add_item (l->list, LISTBOX_APPEND_AT_END, h, t, d)
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#define QUICK_CHECKBOX(x, xdiv, y, ydiv, txt, st) \
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{ \
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.widget_type = quick_checkbox, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.checkbox = { \
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.text = txt, \
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.state = st \
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} \
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} \
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}
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#define QUICK_BUTTON(x, xdiv, y, ydiv, txt, act, cb) \
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{ \
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.widget_type = quick_button, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.button = { \
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.text = txt, \
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.action = act, \
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.callback = cb \
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} \
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} \
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}
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#define QUICK_INPUT(x, xdiv, y, ydiv, txt, len_, flags_, hname, res) \
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{ \
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.widget_type = quick_input, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.input = { \
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.text = txt, \
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.len = len_, \
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.flags = flags_, \
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.histname = hname, \
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.result = res \
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} \
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} \
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}
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#define QUICK_LABEL(x, xdiv, y, ydiv, txt) \
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{ \
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.widget_type = quick_label, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.label = { \
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.text = txt \
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} \
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} \
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}
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#define QUICK_RADIO(x, xdiv, y, ydiv, cnt, items_, val) \
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{ \
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.widget_type = quick_radio, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.radio = { \
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.count = cnt, \
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.items = items_, \
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.value = val \
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} \
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} \
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}
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#define QUICK_GROUPBOX(x, xdiv, y, ydiv, w, h, t) \
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{ \
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.widget_type = quick_groupbox, \
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.relative_x = x, \
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.x_divisions = xdiv, \
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.relative_y = y, \
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.y_divisions = ydiv, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.groupbox = { \
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.width = w, \
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.height = h, \
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.title = t \
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} \
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} \
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}
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#define QUICK_END \
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{ \
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.widget_type = quick_end, \
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.relative_x = 0, \
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.x_divisions = 0, \
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.relative_y = 0, \
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.y_divisions = 0, \
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.widget = NULL, \
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.options = 0, \
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.u = { \
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.input = { \
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.text = NULL, \
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.len = 0, \
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.flags = 0, \
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.histname = NULL, \
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.result = NULL \
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} \
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} \
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}
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/* Pass this as def_text to request a password */
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#define INPUT_PASSWORD ((char *) -1)
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/* Use this as header for message() - it expands to "Error" */
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#define MSG_ERROR ((char *) -1)
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/*** enums ***************************************************************************************/
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/* Quick Widgets */
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typedef enum
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{
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quick_end = 0,
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quick_checkbox = 1,
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quick_button = 2,
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quick_input = 3,
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quick_label = 4,
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quick_radio = 5,
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quick_groupbox = 6
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} quick_t;
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/* flags for message() and query_dialog() */
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enum
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{
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D_NORMAL = 0,
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D_ERROR = 1
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} /* dialog options */ ;
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/*** structures declarations (and typedefs of structures)*****************************************/
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typedef struct
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{
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struct Dlg_head *dlg;
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struct WListbox *list;
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} Listbox;
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/* The widget is placed on relative_?/divisions_? of the parent widget */
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typedef struct
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{
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quick_t widget_type;
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int relative_x;
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int x_divisions;
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int relative_y;
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int y_divisions;
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Widget *widget;
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widget_options_t options;
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/* widget parameters */
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union
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{
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struct
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{
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const char *text;
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int *state; /* in/out */
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} checkbox;
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struct
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{
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const char *text;
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int action;
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bcback callback;
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} button;
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struct
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{
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const char *text;
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int len;
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int flags; /* 1 -- is_password, 2 -- INPUT_COMPLETE_CD */
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const char *histname;
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char **result;
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} input;
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struct
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{
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const char *text;
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} label;
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struct
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{
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int count;
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const char **items;
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int *value; /* in/out */
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} radio;
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struct
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{
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int width;
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int height;
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const char *title;
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} groupbox;
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} u;
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} QuickWidget;
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typedef struct
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{
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int xlen, ylen;
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int xpos, ypos; /* if -1, then center the dialog */
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const char *title;
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const char *help;
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QuickWidget *widgets;
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dlg_cb_fn callback;
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gboolean i18n; /* If true, internationalization has happened */
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} QuickDialog;
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/*** global variables defined in .c file *********************************************************/
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/*** declarations of public functions ************************************************************/
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/* Listbox utility functions */
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Listbox *create_listbox_window_centered (int center_y, int center_x, int lines, int cols,
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const char *title, const char *help);
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Listbox *create_listbox_window (int lines, int cols, const char *title, const char *help);
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int run_listbox (Listbox * l);
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int quick_dialog (QuickDialog * qd);
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int quick_dialog_skip (QuickDialog * qd, int nskip);
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/* The input dialogs */
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char *input_dialog (const char *header, const char *text,
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const char *history_name, const char *def_text);
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char *input_dialog_help (const char *header, const char *text, const char *help,
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const char *history_name, const char *def_text);
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char *input_expand_dialog (const char *header, const char *text,
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const char *history_name, const char *def_text);
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void query_set_sel (int new_sel);
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/* Create message box but don't dismiss it yet, not background safe */
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struct Dlg_head *create_message (int flags, const char *title,
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const char *text, ...) __attribute__ ((format (__printf__, 3, 4)));
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/* Show message box, background safe */
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void message (int flags, const char *title, const char *text, ...)
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__attribute__ ((format (__printf__, 3, 4)));
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int query_dialog (const char *header, const char *text, int flags, int count, ...);
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/*** inline functions ****************************************************************************/
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#endif /* MC__WTOOLS_H */
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