WEdit *
find_editor (const WDialog * h)
{
if (edit_widget_is_editor (CONST_WIDGET (h->current->data)))
return (WEdit *) h->current->data;
return (WEdit *) find_widget_type (h, edit_callback);
}
static GList *
dlg_get_next_or_prev_of (const GList * list, gboolean next)
{
GList *l = NULL;
if (list != NULL)
{
const WDialog *owner = CONST_WIDGET (list->data)->owner;
if (owner != NULL)
{
if (next)
{
l = g_list_next (list);
if (l == NULL)
l = owner->widgets;
}
else
{
l = g_list_previous (list);
if (l == NULL)
l = g_list_last (owner->widgets);
}
}
}
return l;
}
static int
dlg_find_widget_by_id (gconstpointer a, gconstpointer b)
{
const Widget *w = CONST_WIDGET (a);
unsigned long id = GPOINTER_TO_UINT (b);
return w->id == id ? 0 : 1;
}
static int
dlg_find_widget_callback (const void *a, const void *b)
{
const Widget *w = CONST_WIDGET (a);
const widget_cb_fn f = b;
return (w->callback == f) ? 0 : 1;
}
/**
* Handle mouse events of editor screen.
*
* @param w Widget object (the editor)
* @param msg mouse event message
* @param event mouse event data
*/
static void
edit_dialog_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
{
gboolean unhandled = TRUE;
if (msg == MSG_MOUSE_DOWN && event->y == 0)
{
WDialog *h = DIALOG (w);
WMenuBar *b;
b = find_menubar (h);
if (!widget_get_state (WIDGET (b), WST_FOCUSED))
{
/* menubar */
GList *l;
GList *top = NULL;
int x;
/* Try find top fullscreen window */
for (l = h->widgets; l != NULL; l = g_list_next (l))
if (edit_widget_is_editor (CONST_WIDGET (l->data))
&& ((WEdit *) l->data)->fullscreen)
top = l;
/* Handle fullscreen/close buttons in the top line */
x = w->cols - 6;
if (top != NULL && event->x >= x)
{
WEdit *e = (WEdit *) top->data;
if (top != h->current)
{
/* Window is not active. Activate it */
widget_select (WIDGET (e));
}
/* Handle buttons */
if (event->x - x <= 2)
edit_toggle_fullscreen (e);
else
send_message (h, NULL, MSG_ACTION, CK_Close, NULL);
unhandled = FALSE;
}
if (unhandled)
menubar_activate (b, drop_menus, -1);
}
}
/* Continue handling of unhandled event in window or menu */
event->result.abort = unhandled;
}
static inline void
edit_quit (WDialog * h)
{
GList *l;
WEdit *e = NULL;
GSList *m = NULL;
GSList *me;
/* don't stop the dialog before final decision */
widget_set_state (WIDGET (h), WST_ACTIVE, TRUE);
/* check window state and get modified files */
for (l = h->widgets; l != NULL; l = g_list_next (l))
if (edit_widget_is_editor (CONST_WIDGET (l->data)))
{
e = (WEdit *) l->data;
if (e->drag_state != MCEDIT_DRAG_NONE)
{
edit_restore_size (e);
g_slist_free (m);
return;
}
/* create separate list because widget_select()
changes the window position in Z order */
if (e->modified)
m = g_slist_prepend (m, l->data);
}
for (me = m; me != NULL; me = g_slist_next (me))
{
e = (WEdit *) me->data;
widget_select (WIDGET (e));
if (!edit_ok_to_exit (e))
break;
}
/* if all files were checked, quit editor */
if (me == NULL)
dlg_stop (h);
g_slist_free (m);
}
static void
edit_window_list (const WDialog * h)
{
const size_t dlg_num = g_list_length (h->widgets) - 2; /* 2 = skip menu and buttonbar */
int lines, cols;
Listbox *listbox;
GList *w;
WEdit *selected;
int i = 0;
lines = MIN ((size_t) (LINES * 2 / 3), dlg_num);
cols = COLS * 2 / 3;
listbox = create_listbox_window (lines, cols, _("Open files"), "[Open files]");
for (w = h->widgets; w != NULL; w = g_list_next (w))
if (edit_widget_is_editor (CONST_WIDGET (w->data)))
{
WEdit *e = (WEdit *) w->data;
char *fname;
if (e->filename_vpath == NULL)
fname = g_strdup_printf ("%c [%s]", e->modified ? '*' : ' ', _("NoName"));
else
fname =
g_strdup_printf ("%c%s", e->modified ? '*' : ' ',
vfs_path_as_str (e->filename_vpath));
listbox_add_item (listbox->list, LISTBOX_APPEND_AT_END, get_hotkey (i++),
str_term_trim (fname, WIDGET (listbox->list)->cols - 2), e, FALSE);
g_free (fname);
}
selected = run_listbox_with_data (listbox, h->current->data);
if (selected != NULL)
widget_select (WIDGET (selected));
}
static cb_ret_t
edit_dialog_command_execute (WDialog * h, long command)
{
Widget *wh = WIDGET (h);
cb_ret_t ret = MSG_HANDLED;
switch (command)
{
case CK_EditNew:
edit_add_window (h, wh->y + 1, wh->x, wh->lines - 2, wh->cols, NULL, 0);
break;
case CK_EditFile:
edit_load_cmd (h);
break;
case CK_EditSyntaxFile:
edit_load_syntax_file (h);
break;
case CK_EditUserMenu:
edit_load_menu_file (h);
break;
case CK_Close:
/* if there are no opened files anymore, close MC editor */
if (edit_widget_is_editor (CONST_WIDGET (h->current->data)) &&
edit_close_cmd ((WEdit *) h->current->data) && find_editor (h) == NULL)
dlg_stop (h);
break;
case CK_Help:
edit_help ();
/* edit->force |= REDRAW_COMPLETELY; */
break;
case CK_Menu:
edit_menu_cmd (h);
break;
case CK_Quit:
case CK_Cancel:
/* don't close editor due to SIGINT, but stop move/resize window */
{
Widget *w = WIDGET (h->current->data);
if (edit_widget_is_editor (w) && ((WEdit *) w)->drag_state != MCEDIT_DRAG_NONE)
edit_restore_size ((WEdit *) w);
else if (command == CK_Quit)
dlg_stop (h);
}
break;
case CK_About:
edit_about ();
break;
case CK_SyntaxOnOff:
edit_syntax_onoff_cmd (h);
break;
case CK_ShowTabTws:
edit_show_tabs_tws_cmd (h);
break;
case CK_ShowMargin:
edit_show_margin_cmd (h);
break;
case CK_ShowNumbers:
edit_show_numbers_cmd (h);
break;
case CK_Refresh:
edit_refresh_cmd ();
break;
case CK_Shell:
view_other_cmd ();
break;
case CK_LearnKeys:
learn_keys ();
break;
case CK_WindowMove:
case CK_WindowResize:
if (edit_widget_is_editor (CONST_WIDGET (h->current->data)))
edit_handle_move_resize ((WEdit *) h->current->data, command);
break;
case CK_WindowList:
edit_window_list (h);
break;
case CK_WindowNext:
dlg_select_next_widget (h);
break;
case CK_WindowPrev:
dlg_select_prev_widget (h);
break;
case CK_Options:
edit_options_dialog (h);
break;
case CK_OptionsSaveMode:
edit_save_mode_cmd ();
break;
case CK_SaveSetup:
save_setup_cmd ();
break;
default:
ret = MSG_NOT_HANDLED;
break;
}
return ret;
}
char *
editcmd_dialog_completion_show (const WEdit * edit, int max_len, GString ** compl, int num_compl)
{
const Widget *we = CONST_WIDGET (edit);
int start_x, start_y, offset, i;
char *curr = NULL;
WDialog *compl_dlg;
WListbox *compl_list;
int compl_dlg_h; /* completion dialog height */
int compl_dlg_w; /* completion dialog width */
/* calculate the dialog metrics */
compl_dlg_h = num_compl + 2;
compl_dlg_w = max_len + 4;
start_x = we->x + edit->curs_col + edit->start_col + EDIT_TEXT_HORIZONTAL_OFFSET +
(edit->fullscreen ? 0 : 1) + option_line_state_width;
start_y = we->y + edit->curs_row + EDIT_TEXT_VERTICAL_OFFSET + (edit->fullscreen ? 0 : 1) + 1;
if (start_x < 0)
start_x = 0;
if (start_x < we->x + 1)
start_x = we->x + 1 + option_line_state_width;
if (compl_dlg_w > COLS)
compl_dlg_w = COLS;
if (compl_dlg_h > LINES - 2)
compl_dlg_h = LINES - 2;
offset = start_x + compl_dlg_w - COLS;
if (offset > 0)
start_x -= offset;
offset = start_y + compl_dlg_h - LINES;
if (offset > 0)
start_y -= offset;
/* create the dialog */
compl_dlg =
dlg_create (TRUE, start_y, start_x, compl_dlg_h, compl_dlg_w, WPOS_KEEP_DEFAULT, TRUE,
dialog_colors, NULL, NULL, "[Completion]", NULL);
/* create the listbox */
compl_list = listbox_new (1, 1, compl_dlg_h - 2, compl_dlg_w - 2, FALSE, NULL);
/* add the dialog */
add_widget (compl_dlg, compl_list);
/* fill the listbox with the completions */
for (i = num_compl - 1; i >= 0; i--) /* reverse order */
listbox_add_item (compl_list, LISTBOX_APPEND_AT_END, 0, (char *) compl[i]->str, NULL,
FALSE);
/* pop up the dialog and apply the chosen completion */
if (dlg_run (compl_dlg) == B_ENTER)
{
listbox_get_current (compl_list, &curr, NULL);
curr = g_strdup (curr);
}
/* destroy dialog before return */
dlg_destroy (compl_dlg);
return curr;
}
gboolean
widget_is_active (const void *w)
{
return (w == CONST_WIDGET (w)->owner->current->data);
}
