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sync code with last improvements from OpenBSD

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purplerain 2023-08-28 05:57:34 +00:00
commit 88965415ff
Signed by: purplerain
GPG key ID: F42C07F07E2E35B7
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/*
Copyright 1989, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall
not be used in advertising or otherwise to promote the sale, use or
other dealings in this Software without prior written authorization
from The Open Group.
*/
/*
* Author: Davor Matic, MIT X Consortium
*/
#include <X11/Intrinsic.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/Xaw/Dialog.h>
#include <X11/Xaw/Command.h>
#include <X11/Xmu/CharSet.h>
#include "Dialog.h"
#define min(x, y) (((x) < (y)) ? (x) : (y))
#define max(x, y) (((x) > (y)) ? (x) : (y))
static void SetDialogButton(Widget w, XEvent *event,
String *argv, Cardinal *argc);
static XtActionsRec actions_table[] = {
{"set-dialog-button", SetDialogButton},
};
static DialogButton dialog_buttons[] = {
{"yes", Yes},
{"no", No},
{"maybe", Maybe},
{"okay", Okay},
{"abort", Abort},
{"cancel", Cancel},
{"retry", Retry},
};
static unsigned long selected;
/* ARGSUSED */
static void
SetSelected(Widget w, XtPointer clientData, XtPointer callData) /* ARGSUSED */
{
String name = (String)clientData;
int i;
for (i = 0; i < XtNumber(dialog_buttons); i++)
if (!strcmp(dialog_buttons[i].name, name))
selected |= dialog_buttons[i].flag;
}
/* ARGSUSED */
static void
SetDialogButton(Widget w, /* not used */
XEvent *event, /* not used */
String *argv,
Cardinal *argc)
{
char button_name[80];
XtPointer dummy = NULL;
int i;
for (i = 0; i < *argc; i++) {
XmuCopyISOLatin1Lowered (button_name, argv[i]);
SetSelected(w, button_name, dummy);
}
}
static Boolean firstTime = True;
Dialog
CreateDialog(Widget top_widget, String name, unsigned long options)
{
int i;
Dialog popup;
popup = (Dialog) XtMalloc(sizeof(_Dialog));
if (popup) {
if (firstTime) {
XtAddActions(actions_table, XtNumber(actions_table));
firstTime = False;
}
popup->top_widget = top_widget;
popup->shell_widget = XtCreatePopupShell(name,
transientShellWidgetClass,
top_widget, NULL, 0);
popup->dialog_widget = XtCreateManagedWidget("dialog",
dialogWidgetClass,
popup->shell_widget,
NULL, 0);
for (i = 0; i < XtNumber(dialog_buttons); i++)
if (options & dialog_buttons[i].flag)
XawDialogAddButton(popup->dialog_widget,
dialog_buttons[i].name,
SetSelected, dialog_buttons[i].name);
popup->options = options;
return popup;
}
else
return NULL;
}
void
PopdownDialog(Dialog popup, _XtString *answer)
{
if (answer)
*answer = XawDialogGetValueString(popup->dialog_widget);
XtPopdown(popup->shell_widget);
}
unsigned long
PopupDialog(Dialog popup, String message, String suggestion,
_XtString *answer, XtGrabKind grab)
{
Position popup_x, popup_y, top_x, top_y;
Dimension popup_width, popup_height, top_width, top_height, border_width;
int n;
Arg wargs[4];
n = 0;
XtSetArg(wargs[n], XtNlabel, message); n++;
XtSetArg(wargs[n], XtNvalue, suggestion); n++;
XtSetValues(popup->dialog_widget, wargs, n);
XtRealizeWidget(popup->shell_widget);
n = 0;
XtSetArg(wargs[n], XtNx, &top_x); n++;
XtSetArg(wargs[n], XtNy, &top_y); n++;
XtSetArg(wargs[n], XtNwidth, &top_width); n++;
XtSetArg(wargs[n], XtNheight, &top_height); n++;
XtGetValues(popup->top_widget, wargs, n);
n = 0;
XtSetArg(wargs[n], XtNwidth, &popup_width); n++;
XtSetArg(wargs[n], XtNheight, &popup_height); n++;
XtSetArg(wargs[n], XtNborderWidth, &border_width); n++;
XtGetValues(popup->shell_widget, wargs, n);
popup_x = max(0,
min(top_x + ((Position)top_width - (Position)popup_width) / 2,
(Position)DisplayWidth(XtDisplay(popup->shell_widget),
DefaultScreen(XtDisplay(popup->shell_widget))) -
(Position)popup_width - 2 * (Position)border_width));
popup_y = max(0,
min(top_y + ((Position)top_height - (Position)popup_height) / 2,
(Position)DisplayHeight(XtDisplay(popup->shell_widget),
DefaultScreen(XtDisplay(popup->shell_widget))) -
(Position)popup_height - 2 * (Position)border_width));
n = 0;
XtSetArg(wargs[n], XtNx, popup_x); n++;
XtSetArg(wargs[n], XtNy, popup_y); n++;
XtSetValues(popup->shell_widget, wargs, n);
selected = None;
XtPopup(popup->shell_widget, grab);
XWarpPointer(XtDisplay(popup->shell_widget),
XtWindow(popup->top_widget),
XtWindow(popup->shell_widget),
0, 0, top_width, top_height,
popup_width / 2, popup_height / 2);
while ((selected & popup->options) == None) {
XEvent event;
XtNextEvent(&event);
XtDispatchEvent(&event);
}
PopdownDialog(popup, answer);
return (selected & popup->options);
}