コード例 #1
0
ファイル: editwidget.c プロジェクト: MidnightCommander/mc
static gboolean
edit_update_cursor (WEdit * edit, const mouse_event_t * event)
{
    int x, y;
    gboolean done;

    x = event->x - (edit->fullscreen ? 0 : 1);
    y = event->y - (edit->fullscreen ? 0 : 1);

    if (edit->mark2 != -1 && event->msg == MSG_MOUSE_UP)
        return TRUE;            /* don't do anything */

    if (event->msg == MSG_MOUSE_DOWN || event->msg == MSG_MOUSE_UP)
        edit_push_key_press (edit);

    if (!option_cursor_beyond_eol)
        edit->prev_col = x - edit->start_col - option_line_state_width;
    else
    {
        long line_len;

        line_len =
            edit_move_forward3 (edit, edit_buffer_get_current_bol (&edit->buffer), 0,
                                edit_buffer_get_current_eol (&edit->buffer));

        if (x > line_len - 1)
        {
            edit->over_col = x - line_len - edit->start_col - option_line_state_width;
            edit->prev_col = line_len;
        }
        else
        {
            edit->over_col = 0;
            edit->prev_col = x - option_line_state_width - edit->start_col;
        }
    }

    if (y > edit->curs_row)
        edit_move_down (edit, y - edit->curs_row, FALSE);
    else if (y < edit->curs_row)
        edit_move_up (edit, edit->curs_row - y, FALSE);
    else
        edit_move_to_prev_col (edit, edit_buffer_get_current_bol (&edit->buffer));

    if (event->msg == MSG_MOUSE_CLICK)
    {
        edit_mark_cmd (edit, TRUE);     /* reset */
        edit->highlight = 0;
    }

    done = (event->msg != MSG_MOUSE_DRAG);
    if (done)
        edit_mark_cmd (edit, FALSE);

    return done;
}
コード例 #2
0
ファイル: editwidget.c プロジェクト: BpArCuCTeMbI/mc
static int
edit_event (Gpm_Event * event, void *data)
{
    WEdit *edit = (WEdit *) data;
    Widget *w = WIDGET (data);
    Gpm_Event local;

    if (!mouse_global_in_widget (event, w))
        return MOU_UNHANDLED;

    local = mouse_get_local (event, w);

    /* Unknown event type */
    if ((event->type & (GPM_DOWN | GPM_DRAG | GPM_UP)) == 0)
        return MOU_NORMAL;

    dlg_set_top_widget (w);

    edit_update_curs_row (edit);
    edit_update_curs_col (edit);

    if (edit->fullscreen || (local.buttons & GPM_B_LEFT) == 0 || (local.type & GPM_UP) != 0)
        edit->drag_state = MCEDIT_DRAG_NORMAL;
    else if (local.y == 1 && edit->drag_state != MCEDIT_DRAG_RESIZE)
    {
        /* click on the top line (move) */
        int dx = edit->fullscreen ? 0 : 2;

        if (local.x == w->cols - dx - 1)
        {
            send_message (w->owner, NULL, MSG_ACTION, CK_Close, NULL);
            return MOU_NORMAL;
        }

        if (local.x == w->cols - dx - 4)
        {
            edit_toggle_fullscreen (edit);
            return MOU_NORMAL;
        }

        if ((local.type & (GPM_DOWN | GPM_DRAG)) != 0)
        {
            /* move if not fullscreen */
            edit->drag_state_start = local.x;
            edit->drag_state = MCEDIT_DRAG_MOVE;
            edit->force |= REDRAW_COMPLETELY;
            edit_update_screen (edit);
        }
    }
    else if (!edit->fullscreen && local.y == w->lines && local.x == w->cols)
    {
        /* click on bottom-right corner (resize) */
        if ((local.type & (GPM_DOWN | GPM_DRAG)) != 0)
        {
            edit->drag_state = MCEDIT_DRAG_RESIZE;
            edit->force |= REDRAW_COMPLETELY;
            edit_update_screen (edit);
        }
    }

    if (edit->drag_state == MCEDIT_DRAG_NORMAL)
    {
        gboolean done = TRUE;

        /* Double click */
        if ((local.type & (GPM_DOUBLE | GPM_UP)) == (GPM_UP | GPM_DOUBLE))
        {
            edit_mark_current_word_cmd (edit);
            goto update;
        }
#if 0
        /* Triple click */
        if ((local.type & (GPM_TRIPLE | GPM_UP)) == (GPM_UP | GPM_TRIPLE))
        {
            edit_mark_current_line_cmd (edit);
            goto update;
        }
#endif
        /* Wheel events */
        if ((local.buttons & GPM_B_UP) != 0 && (local.type & GPM_DOWN) != 0)
        {
            edit_move_up (edit, 2, 1);
            goto update;
        }
        if ((local.buttons & GPM_B_DOWN) != 0 && (local.type & GPM_DOWN) != 0)
        {
            edit_move_down (edit, 2, 1);
            goto update;
        }

        /* continue handle current event */
        goto cont;

        /* handle DRAG mouse event, don't use standard way to continue
         * event handling outside of widget */
        do
        {
            int c;

            c = tty_get_event (event, FALSE, TRUE);
            if (c == EV_NONE || c != EV_MOUSE)
                break;

            local = mouse_get_local (event, w);

          cont:
            /* A lone up mustn't do anything */
            if (edit->mark2 != -1 && (local.type & (GPM_UP | GPM_DRAG)) != 0)
                return MOU_NORMAL;

            if ((local.type & (GPM_DOWN | GPM_UP)) != 0)
                edit_push_key_press (edit);

            if (!edit->fullscreen)
                local.x--;
            if (!option_cursor_beyond_eol)
                edit->prev_col = local.x - edit->start_col - option_line_state_width - 1;
            else
            {
                long line_len;

                line_len = edit_move_forward3 (edit, edit_buffer_get_current_bol (&edit->buffer), 0,
                                               edit_buffer_get_current_eol (&edit->buffer));

                if (local.x > line_len)
                {
                    edit->over_col =
                        local.x - line_len - edit->start_col - option_line_state_width - 1;
                    edit->prev_col = line_len;
                }
                else
                {
                    edit->over_col = 0;
                    edit->prev_col = local.x - option_line_state_width - edit->start_col - 1;
                }
            }

            if (!edit->fullscreen)
                local.y--;
            if (local.y > (edit->curs_row + 1))
                edit_move_down (edit, local.y - (edit->curs_row + 1), 0);
            else if (local.y < (edit->curs_row + 1))
                edit_move_up (edit, (edit->curs_row + 1) - local.y, 0);
            else
                edit_move_to_prev_col (edit, edit_buffer_get_current_bol (&edit->buffer));

            if ((local.type & GPM_DOWN) != 0)
            {
                edit_mark_cmd (edit, TRUE);     /* reset */
                edit->highlight = 0;
            }

            done = (local.type & GPM_DRAG) == 0;
            if (done)
                edit_mark_cmd (edit, FALSE);

          update:
            edit_find_bracket (edit);
            edit->force |= REDRAW_COMPLETELY;
            edit_update_curs_row (edit);
            edit_update_curs_col (edit);
            edit_update_screen (edit);
        }
        while (!edit->fullscreen && !done);
    }
    else
        while (edit->drag_state != MCEDIT_DRAG_NORMAL)
        {
            int c;
            int y;

            c = tty_get_event (event, FALSE, TRUE);
            y = event->y - 1;

            if (c == EV_NONE || c != EV_MOUSE)
            {
                /* redraw frame */
                edit->drag_state = MCEDIT_DRAG_NORMAL;
                edit->force |= REDRAW_COMPLETELY;
                edit_update_screen (edit);
            }
            else if (y == w->y && (event->type & (GPM_DOUBLE | GPM_UP)) == (GPM_DOUBLE | GPM_UP))
            {
                /* double click on top line (toggle fullscreen) */
                edit_toggle_fullscreen (edit);
                edit->drag_state = MCEDIT_DRAG_NORMAL;
                edit->force |= REDRAW_COMPLETELY;
                edit_update_screen (edit);
            }
            else if ((event->type & (GPM_DRAG | GPM_DOWN)) == 0)
            {
                /* redraw frame */
                edit->drag_state = MCEDIT_DRAG_NORMAL;
                edit->force |= REDRAW_COMPLETELY;
                edit_update_screen (edit);
            }
            else if (!edit->fullscreen)
            {
                Widget *h = WIDGET (w->owner);

                if (edit->drag_state == MCEDIT_DRAG_MOVE)
                {
                    int x = event->x - 1;

                    y = max (y, h->y + 1);      /* status line */
                    y = min (y, h->y + h->lines - 2);   /* buttonbar */
                    x = max (x, h->x);
                    x = min (x, h->x + h->cols - 1);
                    /* don't use widget_set_size() here to avoid double draw  */
                    w->y = y;
                    w->x = x - edit->drag_state_start;
                    edit->force |= REDRAW_COMPLETELY;
                }
                else if (edit->drag_state == MCEDIT_DRAG_RESIZE)
                {
                    event->y = min (event->y, h->y + h->lines - 1);     /* buttonbar */
                    event->x = min (event->x, h->x + h->cols);
                    local = mouse_get_local (event, w);

                    /* don't use widget_set_size() here to avoid double draw  */
                    w->lines = max (WINDOW_MIN_LINES, local.y);
                    w->cols = max (WINDOW_MIN_COLS, local.x);
                    edit->force |= REDRAW_COMPLETELY;
                }

                dlg_redraw (w->owner);
            }
        }

    return MOU_NORMAL;
}