HelenOS sources

root/uspace/app/nav/dlg/ioerrdlg.c

DEFINITIONS

1. io_err_dlg_params_init
2. io_err_dlg_create
3. io_err_dlg_destroy
4. io_err_dlg_set_cb
5. io_err_dlg_wnd_close
6. io_err_dlg_wnd_kbd
7. io_err_dlg_babort_clicked
8. io_err_dlg_bretry_clicked

/*
 * Copyright (c) 2025 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup nav
 * @{
 */
/**
 * @file I/O Error Dialog
 */

#include <errno.h>
#include <fmgt.h>
#include <mem.h>
#include <stdbool.h>
#include <stdlib.h>
#include <ui/fixed.h>
#include <ui/label.h>
#include <ui/pbutton.h>
#include <ui/resource.h>
#include <ui/ui.h>
#include <ui/window.h>
#include "ioerrdlg.h"

static void io_err_dlg_wnd_close(ui_window_t *, void *);
static void io_err_dlg_wnd_kbd(ui_window_t *, void *, kbd_event_t *);

ui_window_cb_t io_err_dlg_wnd_cb = {
        .close = io_err_dlg_wnd_close,
        .kbd = io_err_dlg_wnd_kbd
};

static void io_err_dlg_babort_clicked(ui_pbutton_t *, void *);
static void io_err_dlg_bretry_clicked(ui_pbutton_t *, void *);

ui_pbutton_cb_t io_err_dlg_babort_cb = {
        .clicked = io_err_dlg_babort_clicked
};

ui_pbutton_cb_t io_err_dlg_bretry_cb = {
        .clicked = io_err_dlg_bretry_clicked
};

/** Initialize I/O error dialog parameters structure.
 *
 * I/O error parameters structure must always be initialized using
 * this function first.
 *
 * @param params I/O error dialog parameters structure
 */
void io_err_dlg_params_init(io_err_dlg_params_t *params)
{
        memset(params, 0, sizeof(io_err_dlg_params_t));
        params->text1 = "";
        params->text2 = "";
}

/** Create I/O error dialog.
 *
 * @param ui User interface
 * @param params Dialog parameters
 * @param rdialog Place to store pointer to new dialog
 * @return EOK on success or an error code
 */
errno_t io_err_dlg_create(ui_t *ui, io_err_dlg_params_t *params,
    io_err_dlg_t **rdialog)
{
        errno_t rc;
        io_err_dlg_t *dialog;
        ui_window_t *window = NULL;
        ui_wnd_params_t wparams;
        ui_fixed_t *fixed = NULL;
        ui_label_t *label = NULL;
        ui_pbutton_t *babort = NULL;
        ui_pbutton_t *bretry = NULL;
        gfx_rect_t rect;
        ui_resource_t *ui_res;
        char *name = NULL;

        dialog = calloc(1, sizeof(io_err_dlg_t));
        if (dialog == NULL) {
                rc = ENOMEM;
                goto error;
        }

        ui_wnd_params_init(&wparams);
        wparams.caption = "I/O Error";

        /* FIXME: Auto layout */
        if (ui_is_textmode(ui)) {
                wparams.rect.p0.x = 0;
                wparams.rect.p0.y = 0;
                wparams.rect.p1.x = 60;
                wparams.rect.p1.y = 9;
        } else {
                wparams.rect.p0.x = 0;
                wparams.rect.p0.y = 0;
                wparams.rect.p1.x = 300;
                wparams.rect.p1.y = 155;
        }

        rc = ui_window_create(ui, &wparams, &window);
        if (rc != EOK)
                goto error;

        ui_window_set_cb(window, &io_err_dlg_wnd_cb, dialog);

        ui_res = ui_window_get_res(window);

        rc = ui_fixed_create(&fixed);
        if (rc != EOK)
                goto error;

        rc = ui_label_create(ui_res, params->text1, &label);
        if (rc != EOK)
                goto error;

        /* FIXME: Auto layout */
        if (ui_is_textmode(ui)) {
                rect.p0.x = 3;
                rect.p0.y = 2;
                rect.p1.x = 57;
                rect.p1.y = 3;
        } else {
                rect.p0.x = 10;
                rect.p0.y = 35;
                rect.p1.x = 190;
                rect.p1.y = 50;
        }

        ui_label_set_rect(label, &rect);
        ui_label_set_halign(label, gfx_halign_center);

        rc = ui_fixed_add(fixed, ui_label_ctl(label));
        if (rc != EOK)
                goto error;

        label = NULL;

        rc = ui_label_create(ui_res, params->text2, &label);
        if (rc != EOK)
                goto error;

        /* FIXME: Auto layout */
        if (ui_is_textmode(ui)) {
                rect.p0.x = 3;
                rect.p0.y = 4;
                rect.p1.x = 57;
                rect.p1.y = 5;
        } else {
                rect.p0.x = 10;
                rect.p0.y = 35;
                rect.p1.x = 190;
                rect.p1.y = 50;
        }

        ui_label_set_rect(label, &rect);
        ui_label_set_halign(label, gfx_halign_center);

        rc = ui_fixed_add(fixed, ui_label_ctl(label));
        if (rc != EOK)
                goto error;

        rc = ui_pbutton_create(ui_res, "Abort", &babort);
        if (rc != EOK)
                goto error;

        ui_pbutton_set_cb(babort, &io_err_dlg_babort_cb, dialog);

        /* FIXME: Auto layout */
        if (ui_is_textmode(ui)) {
                rect.p0.x = 20;
                rect.p0.y = 6;
                rect.p1.x = 30;
                rect.p1.y = 7;
        } else {
                rect.p0.x = 55;
                rect.p0.y = 120;
                rect.p1.x = 145;
                rect.p1.y = 148;
        }

        ui_pbutton_set_rect(babort, &rect);

        ui_pbutton_set_default(babort, true);

        rc = ui_fixed_add(fixed, ui_pbutton_ctl(babort));
        if (rc != EOK)
                goto error;

        dialog->babort = babort;
        babort = NULL;

        rc = ui_pbutton_create(ui_res, "Retry", &bretry);
        if (rc != EOK)
                goto error;

        ui_pbutton_set_cb(bretry, &io_err_dlg_bretry_cb, dialog);

        /* FIXME: Auto layout */
        if (ui_is_textmode(ui)) {
                rect.p0.x = 32;
                rect.p0.y = 6;
                rect.p1.x = 42;
                rect.p1.y = 7;
        } else {
                rect.p0.x = 155;
                rect.p0.y = 120;
                rect.p1.x = 245;
                rect.p1.y = 148;
        }

        ui_pbutton_set_rect(bretry, &rect);

        rc = ui_fixed_add(fixed, ui_pbutton_ctl(bretry));
        if (rc != EOK)
                goto error;

        dialog->bretry = bretry;
        bretry = NULL;

        ui_window_add(window, ui_fixed_ctl(fixed));
        fixed = NULL;

        rc = ui_window_paint(window);
        if (rc != EOK)
                goto error;

        dialog->window = window;
        *rdialog = dialog;
        return EOK;
error:
        if (name != NULL)
                free(name);
        if (babort != NULL)
                ui_pbutton_destroy(babort);
        if (bretry != NULL)
                ui_pbutton_destroy(bretry);
        if (label != NULL)
                ui_label_destroy(label);
        if (fixed != NULL)
                ui_fixed_destroy(fixed);
        if (window != NULL)
                ui_window_destroy(window);
        if (dialog != NULL)
                free(dialog);
        return rc;
}

/** Destroy prompt dialog.
 *
 * @param dialog Prompt dialog or @c NULL
 */
void io_err_dlg_destroy(io_err_dlg_t *dialog)
{
        if (dialog == NULL)
                return;

        ui_window_destroy(dialog->window);
        free(dialog);
}

/** Set mesage dialog callback.
 *
 * @param dialog Prompt dialog
 * @param cb Prompt dialog callbacks
 * @param arg Callback argument
 */
void io_err_dlg_set_cb(io_err_dlg_t *dialog, io_err_dlg_cb_t *cb,
    void *arg)
{
        dialog->cb = cb;
        dialog->arg = arg;
}

/** Prompt dialog window close handler.
 *
 * @param window Window
 * @param arg Argument (io_err_dlg_t *)
 */
static void io_err_dlg_wnd_close(ui_window_t *window, void *arg)
{
        io_err_dlg_t *dialog = (io_err_dlg_t *) arg;

        (void)window;
        if (dialog->cb != NULL && dialog->cb->close != NULL) {
                dialog->cb->close(dialog, dialog->arg);
        }
}

/** Prompt dialog window keyboard event handler.
 *
 * @param window Window
 * @param arg Argument (io_err_dlg_t *)
 * @param event Keyboard event
 */
static void io_err_dlg_wnd_kbd(ui_window_t *window, void *arg,
    kbd_event_t *event)
{
        io_err_dlg_t *dialog = (io_err_dlg_t *) arg;

        if (event->type == KEY_PRESS &&
            (event->mods & (KM_CTRL | KM_SHIFT | KM_ALT)) == 0) {
                if (event->key == KC_ENTER) {
                        /* Confirm */
                        if (dialog->cb != NULL && dialog->cb->babort != NULL) {
                                dialog->cb->babort(dialog, dialog->arg);
                                return;
                        }
                } else if (event->key == KC_ESCAPE) {
                        /* Cancel */
                        if (dialog->cb != NULL && dialog->cb->bretry != NULL) {
                                dialog->cb->bretry(dialog, dialog->arg);
                                return;
                        }
                }
        }

        ui_window_def_kbd(window, event);
}

/** Prompt dialog OK button click handler.
 *
 * @param pbutton Push button
 * @param arg Argument (io_err_dlg_t *)
 */
static void io_err_dlg_babort_clicked(ui_pbutton_t *pbutton, void *arg)
{
        io_err_dlg_t *dialog = (io_err_dlg_t *) arg;

        if (dialog->cb != NULL && dialog->cb->babort != NULL) {
                dialog->cb->babort(dialog, dialog->arg);
        }
}

/** Prompt dialog cancel button click handler.
 *
 * @param pbutton Push button
 * @param arg Argument (io_err_dlg_t *)
 */
static void io_err_dlg_bretry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        io_err_dlg_t *dialog = (io_err_dlg_t *) arg;

        (void)pbutton;
        if (dialog->cb != NULL && dialog->cb->bretry != NULL) {
                dialog->cb->bretry(dialog, dialog->arg);
        }
}

/** @}
 */