Adding upstream version 3:4.8.29.upstream/3%4.8.29upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 178 insertions, 0 deletions

diff --git a/lib/widget/check.c b/lib/widget/check.c
new file mode 100644
index 0000000..ca54e3b
--- /dev/null
+++ b/lib/widget/check.c
@@ -0,0 +1,178 @@
+/*
+   Widgets for the Midnight Commander
+
+   Copyright (C) 1994-2022
+   Free Software Foundation, Inc.
+
+   Authors:
+   Radek Doulik, 1994, 1995
+   Miguel de Icaza, 1994, 1995
+   Jakub Jelinek, 1995
+   Andrej Borsenkow, 1996
+   Norbert Warmuth, 1997
+   Andrew Borodin <aborodin@vmail.ru>, 2009-2022
+
+   This file is part of the Midnight Commander.
+
+   The Midnight Commander is free software: you can redistribute it
+   and/or modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   The Midnight Commander is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** \file check.c
+ *  \brief Source: WCheck widget (checkbutton)
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+
+#include "lib/global.h"
+
+#include "lib/tty/tty.h"
+#include "lib/widget.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+
+static cb_ret_t
+check_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
+{
+    WCheck *c = CHECK (w);
+
+    switch (msg)
+    {
+    case MSG_HOTKEY:
+        if (c->text.hotkey != NULL)
+        {
+            if (g_ascii_tolower ((gchar) c->text.hotkey[0]) == parm)
+            {
+                /* make action */
+                send_message (w, sender, MSG_KEY, ' ', data);
+                return MSG_HANDLED;
+            }
+        }
+        return MSG_NOT_HANDLED;
+
+    case MSG_KEY:
+        if (parm != ' ')
+            return MSG_NOT_HANDLED;
+        c->state = !c->state;
+        widget_draw (w);
+        send_message (w->owner, w, MSG_NOTIFY, 0, NULL);
+        return MSG_HANDLED;
+
+    case MSG_CURSOR:
+        widget_gotoyx (w, 0, 1);
+        return MSG_HANDLED;
+
+    case MSG_DRAW:
+        {
+            gboolean focused;
+
+            focused = widget_get_state (w, WST_FOCUSED);
+            widget_selectcolor (w, focused, FALSE);
+            widget_gotoyx (w, 0, 0);
+            tty_print_string (c->state ? "[x] " : "[ ] ");
+            hotkey_draw (w, c->text, focused);
+            return MSG_HANDLED;
+        }
+
+    case MSG_DESTROY:
+        hotkey_free (c->text);
+        return MSG_HANDLED;
+
+    default:
+        return widget_default_callback (w, sender, msg, parm, data);
+    }
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+check_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
+{
+    (void) event;
+
+    switch (msg)
+    {
+    case MSG_MOUSE_DOWN:
+        widget_select (w);
+        break;
+
+    case MSG_MOUSE_CLICK:
+        send_message (w, NULL, MSG_KEY, ' ', NULL);
+        send_message (w->owner, w, MSG_POST_KEY, ' ', NULL);
+        break;
+
+    default:
+        break;
+    }
+}
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+WCheck *
+check_new (int y, int x, gboolean state, const char *text)
+{
+    WRect r = { y, x, 1, 1 };
+    WCheck *c;
+    Widget *w;
+
+    c = g_new (WCheck, 1);
+    w = WIDGET (c);
+    c->text = hotkey_new (text);
+    /* 4 is width of "[X] " */
+    r.cols = 4 + hotkey_width (c->text);
+    widget_init (w, &r, check_callback, check_mouse_callback);
+    w->options |= WOP_SELECTABLE | WOP_WANT_CURSOR | WOP_WANT_HOTKEY;
+    c->state = state;
+
+    return c;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+check_set_text (WCheck * check, const char *text)
+{
+    Widget *w = WIDGET (check);
+    hotkey_t hk;
+
+    hk = hotkey_new (text);
+    if (hotkey_equal (check->text, hk))
+    {
+        hotkey_free (hk);
+        return;
+    }
+
+    hotkey_free (check->text);
+    check->text = hk;
+
+    if (check->text.start[0] == '\0' && check->text.hotkey == NULL && check->text.end == NULL)
+        w->rect.cols = 3;       /* "[ ]" */
+    else
+        w->rect.cols = 4 + hotkey_width (check->text);  /* "[ ]  text" */
+
+    widget_draw (w);
+}
+
+/* --------------------------------------------------------------------------------------------- */