gui_fixed_menus.c

MTK6226修改平台UI的文件介绍

/* Size of cache pool in byte */
#define GUI_LIST_MENU_FILLER_CACHE_SIZE   \
   ((GUI_LIST_MENU_FILLER_CACHE_MAX_WIDTH * GUI_LIST_MENU_FILLER_CACHE_MAX_HEIGHT * GDI_MAINLCD_BIT_PER_PIXEL + 7) / 8)

/* Cached filler */
static UI_filled_area *g_gui_list_menu_filler_cache_target = NULL;

/* Cache pool of background filler (4-byte aligned for potential optimization) */
static U32 g_gui_list_menu_filler_cache[(GUI_LIST_MENU_FILLER_CACHE_SIZE + 3) / 4];

#endif /* __MMI_UI_LIST_RESIDENT_FILLER_CACHE__ */ 

S32 mmi_fixed_menu_bg_id = -1;

/* for R2L characters */
extern BOOL r2lMMIFlag;

extern S32 menu_item_inline_multiline_box(void);

extern int gdi_layer_get_bit_per_pixel(void);
extern PU8 get_image(U16 i);
 //zx add begin 20070802
#ifdef __MT190_SUBMENU_STYLE__
extern BOOL gDynamicMenus;
#endif
//zx add end 20070802

/* GUI: fixed list menu functions               */

UI_fixed_list_menu_theme *current_fixed_list_menu_theme = NULL;
S32 current_fixed_list_menuitem_display_index = -1;


/*****************************************************************************
 * FUNCTION
 *  UI_dummy_menuitem_displayed_function
 * DESCRIPTION
 *  
 * PARAMETERS
 *  index       [IN]        
 *  x1          [IN]        
 *  y1          [IN]        
 *  x2          [IN]        
 *  y2          [IN]        
 * RETURNS
 *  void
 *****************************************************************************/
void UI_dummy_menuitem_displayed_function(S32 index, S32 x1, S32 y1, S32 x2, S32 y2)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    UI_UNUSED_PARAMETER(index);
    UI_UNUSED_PARAMETER(x1);
    UI_UNUSED_PARAMETER(y1);
    UI_UNUSED_PARAMETER(x2);
    UI_UNUSED_PARAMETER(y2);
}


/*****************************************************************************
 * FUNCTION
 *  gui_set_fixed_list_menu_current_theme
 * DESCRIPTION
 *  Applies the current theme to a fixed list menu
 * PARAMETERS
 *  m       [IN]        Is the fixed list menu object
 * RETURNS
 *  void
 *****************************************************************************/
void gui_set_fixed_list_menu_current_theme(fixed_list_menu *m)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    m->flags |= current_fixed_list_menu_theme->flags;
    m->focussed_filler = current_fixed_list_menu_theme->focussed_filler;
    m->normal_filler = current_fixed_list_menu_theme->normal_filler;
    gui_resize_vertical_scrollbar(&m->vbar, current_fixed_list_menu_theme->vbar_width, m->vbar.height);
    gui_move_vertical_scrollbar(&m->vbar, m->x + m->width - current_fixed_list_menu_theme->vbar_width, m->y);
}


/*****************************************************************************
 * FUNCTION
 *  gui_set_fixed_list_menu_theme
 * DESCRIPTION
 *  Applies the given theme to a fixed list menu
 * PARAMETERS
 *  m       [IN]        Is the fixed list menu object
 *  t       [IN]        Is the theme
 * RETURNS
 *  void
 *****************************************************************************/
void gui_set_fixed_list_menu_theme(fixed_list_menu *m, UI_fixed_list_menu_theme *t)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    m->flags |= t->flags;
    m->focussed_filler = t->focussed_filler;
    m->normal_filler = t->normal_filler;
    gui_resize_vertical_scrollbar(&m->vbar, t->vbar_width, m->vbar.height);
    gui_move_vertical_scrollbar(&m->vbar, m->x + m->width - current_fixed_list_menu_theme->vbar_width, m->y);
}


/*****************************************************************************
 * FUNCTION
 *  gui_create_fixed_list_menu
 * DESCRIPTION
 *  Creates a fixed list menu object
 * PARAMETERS
 *  m           [IN]        Is the fixed list menu object (pre-allocated)
 *  x           [IN]        Is the left-top corner position
 *  y           [IN]        Is the left-top corner position
 *  width       [IN]        Are the dimensions
 *  height      [IN]        Are the dimensions
 * RETURNS
 *  void
 *****************************************************************************/
void gui_create_fixed_list_menu(fixed_list_menu *m, S32 x, S32 y, S32 width, S32 height)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    m->flags = 0;
    m->x = x;
    m->y = y;
    m->width = width;
    m->height = height;
    m->n_items = 0;
    m->highlighted_item = 0;
    m->first_displayed_item = 0;
    m->last_displayed_item = 0;
    m->displayed_items = 0;
    m->spacing = 0;
    m->top = 0;
    gui_set_fixed_list_menu_current_theme(m);
    gui_create_vertical_scrollbar(
        &m->vbar,
        m->x + m->width - current_fixed_list_menu_theme->vbar_width,
        m->y,
        current_fixed_list_menu_theme->vbar_width,
        m->height);
    m->item_highlighted = UI_dummy_function_s32;
    m->item_unhighlighted = UI_dummy_function_s32;
    m->item_display_function = UI_fixed_menuitem_dummy_display_function;
    m->item_hide_function = UI_fixed_menuitem_dummy_display_function;
    m->item_measure_function = UI_fixed_menuitem_dummy_measure_function;
    m->item_highlight_function = UI_fixed_menuitem_dummy_highlight_function;
    m->item_remove_highlight_function = UI_fixed_menuitem_dummy_remove_highlight_function;
    m->item_resize_function = UI_fixed_menuitem_dummy_resize_function;
    m->items = NULL;
    m->common_item_data = NULL;
    m->item_displayed_callback = UI_dummy_menuitem_displayed_function;
    m->resized_before_locate = MMI_FALSE;
    m->act_layer_handle = GDI_LAYER_MAIN_BASE_LAYER_HANDLE;
    m->act_lcd_handle = GDI_LCD_MAIN_LCD_HANDLE;
#ifdef __MMI_TOUCH_SCREEN__
    m->pen_event_current_selected_callback_function = NULL;
    m->pen_event_default_selected_callback_function = NULL;
    m->pen_redraw_menu_function = NULL;
    m->item_pen_function = UI_fixed_menuitem_dummy_pen_function;
    m->disable_move_highlight = MMI_FALSE;
    m->disable_up_select = MMI_FALSE;
    m->pen_scroll_delay_time = 0;
    m->pen_scroll_after_delay = -1;
    memset(&(m->pen_state), 0, sizeof(gui_list_pen_state_struct));
#endif /* __MMI_TOUCH_SCREEN__ */ 
}


/*****************************************************************************
 * FUNCTION
 *  gui_resize_fixed_list_menu
 * DESCRIPTION
 *  Changes the size of a fixed list menu
 * PARAMETERS
 *  m           [IN]        Is the fixed list menu object
 *  width       [IN]        Is the new width
 *  height      [IN]        Is the new height
 * RETURNS
 *  void
 *****************************************************************************/
void gui_resize_fixed_list_menu(fixed_list_menu *m, S32 width, S32 height)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    m->width = width;
    m->height = height;
    /* 
     * Example: change highlight in inline editor, list menu is resized 
     * according to virtual keyboard.
     * We have to recompute m->first_displayed_item
     */
    m->resized_before_locate = MMI_TRUE;
    gui_move_vertical_scrollbar(&m->vbar, m->x + m->width - current_fixed_list_menu_theme->vbar_width, m->y);
    gui_resize_vertical_scrollbar(&m->vbar, m->vbar.width, m->height);
}


/*****************************************************************************
 * FUNCTION
 *  gui_move_fixed_list_menu
 * DESCRIPTION
 *  Moves the fixed list menu to a different co-ordinate
 * PARAMETERS
 *  m       [IN]        Is the fixed list menu object
 *  x       [IN]        Is the new left-top corner position
 *  y       [IN]        Is the new left-top corner position
 * RETURNS
 *  void
 *****************************************************************************/
void gui_move_fixed_list_menu(fixed_list_menu *m, S32 x, S32 y)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    m->x = x;
    m->y = y;
    gui_move_vertical_scrollbar(&m->vbar, m->x + m->width - current_fixed_list_menu_theme->vbar_width, m->y);
}


/*****************************************************************************
 * FUNCTION
 *  gui_fixed_list_menu_locate_highlighted_item
 * DESCRIPTION
 *  Used to locate the highlighted item in the fixed list menu
 *  
 *  This is an internal function
 * PARAMETERS
 *  m       [IN]        Is the fixed list menu object
 * RETURNS
 *  void
 *****************************************************************************/
void gui_fixed_list_menu_locate_highlighted_item(fixed_list_menu *m)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    S32 iwidth, iheight;

#if 0
/* under construction !*/
/* under construction !*/
/* under construction !*/
/* under construction !*/
#endif /* 0 */ 

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    if (m->flags & UI_LIST_MENU_FIRST_SHIFT_HIGHLIGHTED_ITEM)
    {
        S32 total_height = 0, i;
        U8 done = 0;
        S32 list_height = m->height;

        m->flags &= ~UI_LIST_MENU_FIRST_SHIFT_HIGHLIGHTED_ITEM;
        m->first_displayed_item = m->highlighted_item;
        for (i = m->n_items - 1; (i >= 0) && (!done); i--)
        {
        #if defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__)
            if (i == m->highlighted_item)
            {
                current_fixed_list_menuitem_display_index = -1;
            }
            else
            {
                current_fixed_list_menuitem_display_index = i;
            }
        #endif /* defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__) */ 
            m->item_measure_function(m->items[i], m->common_item_data, &iwidth, &iheight);
            total_height += iheight;
            if (total_height > list_height + 1)
            {
                if (m->first_displayed_item > i)
                {
                    done = 1;
                    m->first_displayed_item = i + 1;
                    m->last_displayed_item = m->n_items - 1;
                }
                break;
            }
        }
        if (total_height <= list_height)
        {
            m->first_displayed_item = 0;
        }
        total_height = 0;
        for (i = m->first_displayed_item; (i < m->n_items) && (!done); i++)
        {
        #if defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__)
            if (i == m->highlighted_item)
            {
                current_fixed_list_menuitem_display_index = -1;
            }
            else
            {
                current_fixed_list_menuitem_display_index = i;
            }
        #endif /* defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__) */ 
            m->item_measure_function(m->items[i], m->common_item_data, &iwidth, &iheight);
            total_height += iheight;
            if (total_height > list_height + 1)
            {
                done = 1;
                m->last_displayed_item = i - 1;
            }
        }
    }
    else if (m->flags & UI_LIST_MENU_LAST_SHIFT_HIGHLIGHTED_ITEM)
    {
        S32 total_height = 0, i;
        U8 done = 0;
        S32 list_height = m->height;

        m->flags &= ~UI_LIST_MENU_LAST_SHIFT_HIGHLIGHTED_ITEM;
        m->last_displayed_item = m->highlighted_item;

        /* Check if in the first page */
        for (i = 0; (i < m->n_items) && !done; i++)
        {
        #if defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__)
            if (i == m->highlighted_item)
            {
                current_fixed_list_menuitem_display_index = -1;
            }
            else
            {
                current_fixed_list_menuitem_display_index = i;
            }
        #endif /* defined(__MMI_UI_TWO_LINE_MENUITEM_STYLES__) || defined(__MMI_UI_HINTS_IN_MENUITEM__) */ 
            m->item_measure_function(m->items[i], m->common_item_data, &iwidth, &iheight);
            total_height += iheight;
            if (total_height > list_height + 1)
            {
                if (m->last_displayed_item < i)
                {
                    done = 1;
                    m->first_displayed_item = 0;
                    m->last_displayed_item = i - 1;
                }
                break;
            }
        }

        /* Check if in the last page */
        if (!done && total_height <= list_height)
        {
            done = 1;
            m->first_displayed_item = 0;
            m->last_displayed_item = m->n_items - 1;
        }