source: mainline/uspace/app/taskbar-cfg/startmenu.c

/*
 * Copyright (c) 2024 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 taskbar-cfg
 * @{
 */
/** @file Start menu configuration tab
 */

#include <gfx/coord.h>
#include <loc.h>
#include <stdio.h>
#include <stdlib.h>
#include <str.h>
#include <tbarcfg/tbarcfg.h>
#include <ui/control.h>
#include <ui/label.h>
#include <ui/list.h>
#include <ui/pbutton.h>
#include <ui/resource.h>
#include <ui/tab.h>
#include <ui/window.h>
#include "smeedit.h"
#include "startmenu.h"
#include "taskbar-cfg.h"

static void startmenu_entry_selected(ui_list_entry_t *, void *);
static void startmenu_new_entry_clicked(ui_pbutton_t *, void *);
static void startmenu_delete_entry_clicked(ui_pbutton_t *, void *);
static void startmenu_edit_entry_clicked(ui_pbutton_t *, void *);
static void startmenu_sep_entry_clicked(ui_pbutton_t *, void *);
static void startmenu_up_entry_clicked(ui_pbutton_t *, void *);
static void startmenu_down_entry_clicked(ui_pbutton_t *, void *);

/** Entry list callbacks */
ui_list_cb_t startmenu_entry_list_cb = {
        .selected = startmenu_entry_selected
};

/** New entry button callbacks */
ui_pbutton_cb_t startmenu_new_entry_button_cb = {
        .clicked = startmenu_new_entry_clicked
};

/** Delete entry button callbacks */
ui_pbutton_cb_t startmenu_delete_entry_button_cb = {
        .clicked = startmenu_delete_entry_clicked
};

/** Edit entry button callbacks */
ui_pbutton_cb_t startmenu_edit_entry_button_cb = {
        .clicked = startmenu_edit_entry_clicked
};

/** Separator entry button callbacks */
ui_pbutton_cb_t startmenu_sep_entry_button_cb = {
        .clicked = startmenu_sep_entry_clicked
};

/** Move entry up button callbacks */
ui_pbutton_cb_t startmenu_up_entry_button_cb = {
        .clicked = startmenu_up_entry_clicked
};

/** Move entry down button callbacks */
ui_pbutton_cb_t startmenu_down_entry_button_cb = {
        .clicked = startmenu_down_entry_clicked
};

/** Create start menu configuration tab
 *
 * @param tbcfg Taskbar configuration dialog
 * @param rsmenu Place to store pointer to new start menu configuration tab
 * @return EOK on success or an error code
 */
errno_t startmenu_create(taskbar_cfg_t *tbcfg, startmenu_t **rsmenu)
{
        ui_resource_t *ui_res;
        startmenu_t *smenu;
        gfx_rect_t rect;
        errno_t rc;

        ui_res = ui_window_get_res(tbcfg->window);

        smenu = calloc(1, sizeof(startmenu_t));
        if (smenu == NULL) {
                printf("Out of memory.\n");
                return ENOMEM;
        }

        smenu->tbarcfg = tbcfg;

        /* 'Start Menu' tab */

        rc = ui_tab_create(tbcfg->tabset, "Start Menu", &smenu->tab);
        if (rc != EOK)
                goto error;

        rc = ui_fixed_create(&smenu->fixed);
        if (rc != EOK) {
                printf("Error creating fixed layout.\n");
                goto error;
        }

        /* 'Start menu entries:' label */

        rc = ui_label_create(ui_res, "Start menu entries:",
            &smenu->entries_label);
        if (rc != EOK) {
                printf("Error creating label.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 4;
                rect.p0.y = 4;
                rect.p1.x = 36;
                rect.p1.y = 5;
        } else {
                rect.p0.x = 20;
                rect.p0.y = 60;
                rect.p1.x = 360;
                rect.p1.y = 80;
        }

        ui_label_set_rect(smenu->entries_label, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_label_ctl(smenu->entries_label));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        /* List of entries */

        rc = ui_list_create(tbcfg->window, false, &smenu->entries_list);
        if (rc != EOK) {
                printf("Error creating list.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 4;
                rect.p0.y = 5;
                rect.p1.x = 56;
                rect.p1.y = 20;
        } else {
                rect.p0.x = 20;
                rect.p0.y = 80;
                rect.p1.x = 360;
                rect.p1.y = 330;
        }

        ui_list_set_rect(smenu->entries_list, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_list_ctl(smenu->entries_list));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_list_set_cb(smenu->entries_list, &startmenu_entry_list_cb,
            (void *)smenu);

        /* New entry button */

        rc = ui_pbutton_create(ui_res, "New...", &smenu->new_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 5;
                rect.p1.x = 68;
                rect.p1.y = 6;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 80;
                rect.p1.x = 450;
                rect.p1.y = 105;
        }

        ui_pbutton_set_rect(smenu->new_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->new_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->new_entry, &startmenu_new_entry_button_cb,
            (void *)smenu);

        /* Delete entry button */

        rc = ui_pbutton_create(ui_res, "Delete", &smenu->delete_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 7;
                rect.p1.x = 68;
                rect.p1.y = 8;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 110;
                rect.p1.x = 450;
                rect.p1.y = 135;
        }

        ui_pbutton_set_rect(smenu->delete_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->delete_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->delete_entry,
            &startmenu_delete_entry_button_cb, (void *)smenu);

        /* Edit entry button */

        rc = ui_pbutton_create(ui_res, "Edit...", &smenu->edit_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 9;
                rect.p1.x = 68;
                rect.p1.y = 10;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 140;
                rect.p1.x = 450;
                rect.p1.y = 165;
        }

        ui_pbutton_set_rect(smenu->edit_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->edit_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->edit_entry,
            &startmenu_edit_entry_button_cb, (void *)smenu);

        /* Separator entry button */

        rc = ui_pbutton_create(ui_res, "Separator", &smenu->sep_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 11;
                rect.p1.x = 68;
                rect.p1.y = 12;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 170;
                rect.p1.x = 450;
                rect.p1.y = 195;
        }

        ui_pbutton_set_rect(smenu->sep_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->sep_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->sep_entry,
            &startmenu_sep_entry_button_cb, (void *)smenu);

        /* Move entry up button */

        rc = ui_pbutton_create(ui_res, "Up", &smenu->up_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 13;
                rect.p1.x = 68;
                rect.p1.y = 14;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 220;
                rect.p1.x = 450;
                rect.p1.y = 245;
        }

        ui_pbutton_set_rect(smenu->up_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->up_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->up_entry,
            &startmenu_up_entry_button_cb, (void *)smenu);

        /* Move entry down button */

        rc = ui_pbutton_create(ui_res, "Down", &smenu->down_entry);
        if (rc != EOK) {
                printf("Error creating button.\n");
                goto error;
        }

        if (ui_resource_is_textmode(ui_res)) {
                rect.p0.x = 58;
                rect.p0.y = 15;
                rect.p1.x = 68;
                rect.p1.y = 16;
        } else {
                rect.p0.x = 370;
                rect.p0.y = 250;
                rect.p1.x = 450;
                rect.p1.y = 275;
        }

        ui_pbutton_set_rect(smenu->down_entry, &rect);

        rc = ui_fixed_add(smenu->fixed, ui_pbutton_ctl(smenu->down_entry));
        if (rc != EOK) {
                printf("Error adding control to layout.\n");
                goto error;
        }

        ui_pbutton_set_cb(smenu->down_entry,
            &startmenu_down_entry_button_cb, (void *)smenu);

        ui_tab_add(smenu->tab, ui_fixed_ctl(smenu->fixed));

        *rsmenu = smenu;
        return EOK;
error:
        if (smenu->down_entry != NULL)
                ui_pbutton_destroy(smenu->down_entry);
        if (smenu->up_entry != NULL)
                ui_pbutton_destroy(smenu->up_entry);
        if (smenu->delete_entry != NULL)
                ui_pbutton_destroy(smenu->delete_entry);
        if (smenu->new_entry != NULL)
                ui_pbutton_destroy(smenu->new_entry);
        if (smenu->entries_label != NULL)
                ui_label_destroy(smenu->entries_label);
        if (smenu->entries_list != NULL)
                ui_list_destroy(smenu->entries_list);
        if (smenu->fixed != NULL)
                ui_fixed_destroy(smenu->fixed);
        free(smenu);
        return rc;
}

/** Populate start menu tab with start menu configuration data
 *
 * @param smenu Start menu configuration tab
 * @param tbarcfg Taskbar configuration
 * @return EOK on success or an error code
 */
errno_t startmenu_populate(startmenu_t *smenu, tbarcfg_t *tbarcfg)
{
        smenu_entry_t *entry;
        startmenu_entry_t *smentry;
        errno_t rc;

        entry = tbarcfg_smenu_first(tbarcfg);
        while (entry != NULL) {
                rc = startmenu_insert(smenu, entry, &smentry);
                if (rc != EOK)
                        return rc;

                entry = tbarcfg_smenu_next(entry);
        }

        return EOK;
}

/** Destroy start menu configuration tab.
 *
 * @param smenu Start menu configuration tab
 */
void startmenu_destroy(startmenu_t *smenu)
{
        ui_list_entry_t *lentry;
        startmenu_entry_t *entry;

        lentry = ui_list_first(smenu->entries_list);
        while (lentry != NULL) {
                entry = (startmenu_entry_t *)ui_list_entry_get_arg(lentry);
                free(entry);
                ui_list_entry_delete(lentry);
                lentry = ui_list_first(smenu->entries_list);
        }

        /* This will automatically destroy all controls in the tab */
        ui_tab_destroy(smenu->tab);
        free(smenu);
}

/** Insert new entry into entries list.
 *
 * @param smenu Start menu configuration tab
 * @param entry Backing entry
 * @param rsmentry Place to store pointer to new entry or NULL
 * @return EOK on success or an error code
 */
errno_t startmenu_insert(startmenu_t *smenu, smenu_entry_t *entry,
    startmenu_entry_t **rsmentry)
{
        startmenu_entry_t *smentry;
        ui_list_entry_attr_t attr;
        bool separator;
        errno_t rc;

        smentry = calloc(1, sizeof(startmenu_entry_t));
        if (smentry == NULL)
                return ENOMEM;

        smentry->startmenu = smenu;
        smentry->entry = entry;

        ui_list_entry_attr_init(&attr);
        separator = smenu_entry_get_separator(entry);
        if (separator)
                attr.caption = "-- Separator --";
        else
                attr.caption = smenu_entry_get_caption(entry);

        attr.arg = (void *)smentry;

        rc = ui_list_entry_append(smenu->entries_list, &attr, &smentry->lentry);
        if (rc != EOK) {
                free(smentry);
                return rc;
        }

        if (rsmentry != NULL)
                *rsmentry = smentry;
        return EOK;
}

/** Get selected start menu entry.
 *
 * @param smenu Start menu
 * @return Selected entry or @c NULL if no entry is selected
 */
startmenu_entry_t *startmenu_get_selected(startmenu_t *smenu)
{
        ui_list_entry_t *entry;

        entry = ui_list_get_cursor(smenu->entries_list);
        if (entry == NULL)
                return NULL;

        return (startmenu_entry_t *)ui_list_entry_get_arg(entry);
}

/** Create new menu entry.
 *
 * @param smenu Start menu
 */
void startmenu_new_entry(startmenu_t *smenu)
{
        smeedit_t *smee;
        errno_t rc;

        rc = smeedit_create(smenu, NULL, &smee);
        if (rc != EOK)
                return;

        (void)smee;
        (void)tbarcfg_sync(smenu->tbarcfg->tbarcfg);
        (void)tbarcfg_notify(TBARCFG_NOTIFY_DEFAULT);
}

/** Create new separator menu entry.
 *
 * @param smenu Start menu
 */
void startmenu_sep_entry(startmenu_t *smenu)
{
        startmenu_entry_t *smentry = NULL;
        smenu_entry_t *entry;
        errno_t rc;

        rc = smenu_entry_sep_create(smenu->tbarcfg->tbarcfg, &entry);
        if (rc != EOK)
                return;

        (void)startmenu_insert(smenu, entry, &smentry);
        (void)ui_control_paint(ui_list_ctl(smenu->entries_list));
        (void)tbarcfg_sync(smenu->tbarcfg->tbarcfg);
        (void)tbarcfg_notify(TBARCFG_NOTIFY_DEFAULT);
}

/** Edit selected menu entry.
 *
 * @param smenu Start menu
 */
void startmenu_edit(startmenu_t *smenu)
{
        smeedit_t *smee;
        startmenu_entry_t *smentry;
        errno_t rc;

        smentry = startmenu_get_selected(smenu);
        if (smentry == NULL)
                return;

        /* Do not edit separator entries */
        if (smenu_entry_get_separator(smentry->entry))
                return;

        rc = smeedit_create(smenu, smentry, &smee);
        if (rc != EOK)
                return;

        (void)smee;
}

/** Update start menu entry caption.
 *
 * When editing an entry the entry's label might change. We need
 * to update the list entry caption to reflect that.
 *
 * @param entry Start menu entry
 */
errno_t startmenu_entry_update(startmenu_entry_t *entry)
{
        return ui_list_entry_set_caption(entry->lentry,
            smenu_entry_get_caption(entry->entry));
}

/** Repaint start menu entry list.
 *
 * When editing an entry the entry's label might change. We need
 * to update the list entry caption to reflect that.
 *
 * @param smenu Start menu
 */
void startmenu_repaint(startmenu_t *smenu)
{
        (void) ui_control_paint(ui_list_ctl(smenu->entries_list));
}

/** Entry in entry list is selected.
 *
 * @param lentry UI list entry
 * @param arg Argument (dcfg_seats_entry_t *)
 */
static void startmenu_entry_selected(ui_list_entry_t *lentry, void *arg)
{
        (void)lentry;
        (void)arg;
}

/** New entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_new_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;

        (void)pbutton;
        startmenu_new_entry(smenu);
}

/** Delete entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_delete_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;
        startmenu_entry_t *smentry;

        (void)pbutton;

        smentry = startmenu_get_selected(smenu);
        if (smentry == NULL)
                return;

        smenu_entry_destroy(smentry->entry);
        ui_list_entry_delete(smentry->lentry);
        free(smentry);

        (void)ui_control_paint(ui_list_ctl(smenu->entries_list));
        (void)tbarcfg_sync(smenu->tbarcfg->tbarcfg);
        (void)tbarcfg_notify(TBARCFG_NOTIFY_DEFAULT);
}

/** Edit entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_edit_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;

        (void)pbutton;
        startmenu_edit(smenu);
}

/** Separator entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_sep_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;

        (void)pbutton;
        startmenu_sep_entry(smenu);
}

/** Up entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_up_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;
        startmenu_entry_t *smentry;

        (void)pbutton;

        smentry = startmenu_get_selected(smenu);
        if (smentry == NULL)
                return;

        smenu_entry_move_up(smentry->entry);
        ui_list_entry_move_up(smentry->lentry);

        (void)ui_control_paint(ui_list_ctl(smenu->entries_list));
        (void)tbarcfg_sync(smenu->tbarcfg->tbarcfg);
        (void)tbarcfg_notify(TBARCFG_NOTIFY_DEFAULT);
}

/** Down entry button clicked.
 *
 * @param pbutton Push button
 * @param arg Argument (startmenu_t *)
 */
static void startmenu_down_entry_clicked(ui_pbutton_t *pbutton, void *arg)
{
        startmenu_t *smenu = (startmenu_t *)arg;
        startmenu_entry_t *smentry;

        (void)pbutton;

        smentry = startmenu_get_selected(smenu);
        if (smentry == NULL)
                return;

        smenu_entry_move_down(smentry->entry);
        ui_list_entry_move_down(smentry->lentry);

        (void)ui_control_paint(ui_list_ctl(smenu->entries_list));
        (void)tbarcfg_sync(smenu->tbarcfg->tbarcfg);
        (void)tbarcfg_notify(TBARCFG_NOTIFY_DEFAULT);
}

/** @}
 */