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more container fillage 

SVN revision: 11234
This commit is contained in:
Carsten Haitzler 2004-08-16 05:09:58 +00:00
parent 58dda3b0ad
commit a0e8259d56
3 changed files with 407 additions and 219 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
legacy/edje/src/lib/Makefile.am
View File

@ -38,6 +38,7 @@ edje_text.c \
edje_util.c \
edje_var.c \
edje_container.c \
edje_container.h \
edje_message_queue.c \
edje_private.h

445
legacy/edje/src/lib/edje_container.c
View File

@ -1,136 +1,26 @@
#include "Edje.h"
#include "edje_private.h"
/* All items are virtual constructs that provide Evas_Objects at some point.
* Edje may move, resize, show, hide, clip, unclip, raise, lower etc. this
* item AFTER it calls the item's add() method and before it calls the del()
* method. Edje may call add() and del() at any time as often items may not
* be visible and so may not need to exist at all - they are merely information
* used for layout, and nothing more. this helps save cpu and memory keeping
* things responsive for BIG lists of items. you create an item from an item
* class then ask that item to be appended/prepended etc. to the container.
*/
typedef struct _Edje_Item Edje_Item;
typedef struct _Edje_Item_Class Edje_Item_Class;
struct _Edje_Item_Class
{
Evas_Object *(*add) (Edje_Item *ei);
void (*del) (Edje_Item *ei);
void (*select) (Edje_Item *ei);
void (*deselect) (Edje_Item *ei);
void (*focus) (Edje_Item *ei);
void (*unfocus) (Edje_Item *ei);
};
/* private */
struct _Edje_Item
{
Edje_Item_Class *class;
void *class_data;
unsigned char accessible : 1;
Evas_Object *object;
Evas_Object *underlay_object;
};
/* here is an item for a vertical list - with 1 or more columns. this has 3 */
/* just rotate for a horizontal list */
/*
* COL 0 COL 1 COL 2
*
* +-----------------------------+ +-------+ +----------------+
* | pad_top | | | | |
* | pad_left OBJECT pad_right | | OBJ | | OBJECT | ROW 0
* | pad_bottom | | | | |
* +-----------------------------+ +-------+ +----------------+
* /\ /|\
* space_row || +-- space_col
* \/
* +-----------------------------+ +-------+ +----------------+
* | | | | | |
* | | | | | | ROW 1
* | | | | | |
* +-----------------------------+ +-------+ +----------------+
*
* spacer object:
* 1 edje object goes inbetween each row as a spacer object (opt)
* 1 edje object goes inbetween each column as a spacer object (opt)
*
* surround object:
* 1 edje object goes around each item - item swallowed into "item" part (opt)
* if no "item" part then just underlay it
* on select send "select" "" signal
* on unselect send "unselect" "" signal
* on focus send "focus" "" signal
* on unfocus send "unfocus" signal
*
* if any list item/cell is an edje object emit this to them too.
*
* also call callbacks.
* if a surround object emits such a signal itself then call callbacks too
*
* only 1 or 0 items can be focused
* disabled items cannot be focused or selected/deselected
*
* container accepts:
* { theme sets these effectively }
* set edje it is part of
* set collection id for col spacer
* set collection id for row spacer
* set row space
* set col space
* set item padding
* set collection id for surround object
*
* { theme and app can both do this. theme has to do via embryo }
* clear list
* append item
* prepend item
* insert item before item
* insert item after item
* get item count
* get first item
* get last item
* get item N
* get item before item
* get item after item
* select item
* unselect item
* unselect all items
* select all items
* get selected item list
* focus item
* unfocus item
* focus next item
* focus prev item
* get focused item
* enable item
* disable item
* get item pos (along list) (0.0 - 1.0 1.0 = end of list)
* get item span (0.0 - 1.0 1.0 == whole list height)
* jump to pos
* get list min width
* get list min height
* get view percentage
*
* notes:
*
* dnd of list items within lthe list and outside of it ???
*
*/
/* create and destroy virtual items */
#include "edje_container.h"
Edje_Item *
edje_item_add(Edje_Item_Class *cl, void *data)
{
Edje_Item *ei;
ei = calloc(sizeof(Edje_Item), 1);
ei->class = cl;
ei->class_data = data;
return ei;
}
void
edje_item_del(Edje_Item *ei)
{
if (ei->object) evas_object_del(ei->object);
if (ei->overlay_object) evas_object_del(ei->overlay_object);
free(ei);
}
/* an arbitary data pointer to use to track other data */
@ -138,105 +28,188 @@ edje_item_del(Edje_Item *ei)
void
edje_item_data_set(Edje_Item *ei, void *data)
{
ei->data = data;
}
void *
edje_item_data_get(Edje_Item *ei)
{
return ei->data;
}
/* this object covers the entire item */
void
edje_item_overlay_object_set(Edje_Item *ei, Evas_Object *obj)
{
if (ei->overlay_object)
{
/* FIXME: if it changed - remove...*/
}
ei->overlay_object = obj;
if (ei->sd)
evas_object_smart_member_add(((Smart_Data *)(ei->sd))->smart_obj, obj);
}
Evas_Object *
edje_item_overlay_object_get(Edje_Item *ei)
{
return ei->overlay_object;
}
/* this object goes under entire item */
void
edje_item_object_set(Edje_Item *ei, Evas_Object *obj)
{
if (ei->object)
{
/* FIXME: if it changed - remove...*/
}
ei->object = obj;
if (ei->sd)
evas_object_smart_member_add(((Smart_Data *)(ei->sd))->smart_obj, obj);
}
Evas_Object *
edje_item_object_get(Edje_Item *ei)
{
return ei->object;
}
/* optionally you can manage each column's object yourself OR let edje do it */
void
edje_item_object_column_set(Edje_Item *ei, int col, Evas_Object *obj)
{
if (ei->cells_num <= (col + 1))
{
/* FIXME: unsafe realloc */
ei->cells = realloc(ei->cells, sizeof(Edje_Item_Cell) * col);
ei->cells_num = col + 1;
}
ei->cells[col].obj = obj;
}
Evas_Object *
edje_item_object_column_get(Edje_Item *ei, int col)
{
if (ei->cells_num <= (col + 1)) return NULL;
return ei->cells[col].obj;
}
/* query the item for the items preferred co-ords */
void
edje_tiem_geometry_get(Edje_Item *ei, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h)
edje_item_geometry_get(Edje_Item *ei, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h)
{
if (!ei->sd)
{
if (x) *x = 0;
if (y) *y = 0;
if (w) *w = 0;
if (h) *h = 0;
return;
}
if (x) *x = ((Smart_Data *)(ei->sd))->x;
if (y) *y = ((Smart_Data *)(ei->sd))->y + ei->y;
if (w) *w = ((Smart_Data *)(ei->sd))->w;
if (h) *h = ei->h;
}
/* freeze and thaw items if u are about to do a bunch of changes */
int
edje_item_freeze(Edje_Item *ei)
{
ei->freeze++;
return ei->freeze;
}
int
edje_item_thaw(Edje_Item *ei)
{
ei->freeze--;
if (ei->freeze > 0) return ei->freeze;
if (!ei->sd) return ei->freeze;
if (ei->recalc)
{
/* FIXME: recalc item */
}
return ei->freeze;
}
/* column info */
void
edje_item_column_size_set(Edje_Item *ei, int col, Evas_Coord minw, Evas_Coord maxw, Evas_Coord minh, Evas_Coord maxh)
{
if (ei->cells_num <= (col + 1))
{
/* FIXME: unsafe realloc */
ei->cells = realloc(ei->cells, sizeof(Edje_Item_Cell) * col);
ei->cells_num = col + 1;
}
if ((ei->cells[col].minw == minw) &&
(ei->cells[col].minh == minh) &&
(ei->cells[col].maxw == maxw) &&
(ei->cells[col].maxh == maxh)) return;
ei->cells[col].minw = minw;
ei->cells[col].minh = minh;
ei->cells[col].maxw = maxw;
ei->cells[col].maxh = maxh;
ei->recalc = 1;
if (ei->freeze > 0) return;
/* FIXME: recalc item */
}
void
edje_item_column_size_get(Edje_Item *ei, int col, Evas_Coord *minw, Evas_Coord *maxw, Evas_Coord *minh, Evas_Coord *maxh)
{
if (ei->cells_num <= (col + 1))
{
if (minw) *minw = 0;
if (minh) *minh = 0;
if (maxw) *maxw = -1;
if (maxh) *maxh = -1;
}
if (minw) *minw = ei->cells[col].minw;
if (minh) *minh = ei->cells[col].minh;
if (maxw) *maxw = ei->cells[col].maxw;
if (maxh) *maxh = ei->cells[col].maxh;
}
/* selection stuff */
void
edje_item_select(Edje_Item *ei)
{
ei->selected = 1;
}
void
edje_item_unselect(Edje_Item *ei)
{
ei->selected = 0;
}
/* focus stuff - only 1 can be focuesd */
void
edje_item_focus(Edje_Item *ei)
{
ei->focused = 1;
}
void
edje_item_unfocus(Edje_Item *ei)
{
ei->focused = 0;
}
/* disable/enable stuff - stops focus and selection working on these items */
void
edje_item_enable(Edje_Item *ei)
{
ei->disabled = 0;
}
void
edje_item_disable(Edje_Item *ei)
{
ei->disabled = 1;
}
/* item utils */
@ -265,11 +238,6 @@ edje_item_disabled_get(Edje_Item *ei)
{
}
void
edje_item_geometry_get(Edje_Item *ei, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h)
{
}
double
edje_item_position_get(Edje_Item *ei)
{
@ -282,166 +250,204 @@ edje_item_offset_set(Edje_Item *ei, Evas_Coord x, Evas_Coord y, Evas_Coord w, Ev
/***** container calls *****/
void
edje_container_item_append(Evas_Object *obj, Edje_Item *ei)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_item_prepend(Evas_Object *obj, Edje_Item *ei)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_item_append_relative(Evas_Object *obj, Edje_Item *ei, Edje_Item *rel)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_item_prepend_relative(Evas_Object *obj, Edje_Item *ei, Edje_Item *rel)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_item_insert(Evas_Object *obj, Edje_Item *ei, int n)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_item_remove(Evas_Object *obj, Edje_Item *ei)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_columns_set(Evas_Object *obj, int cols)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
int
edje_container_columns_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_min_size_get(Evas_Object *obj, Evas_Coord *minw, Evas_Coord *minh)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_max_size_get(Evas_Object *obj, Evas_Coord *minw, Evas_Coord *minh)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_containter_align_set(Evas_Object *obj, double halign, double valign)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_align_get(Evas_Object *obj, double *halign, double *valign)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
int
edje_container_count_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
Edje_Item *
edje_container_item_first_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
Edje_Item *
edje_container_item_last_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
Edje_Item *
edje_container_item_n_get(Evas_Object *obj, int n)
edje_container_item_nth_get(Evas_Object *obj, int n)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_homogenous_size_set(Evas_Object *obj, int homog)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
int
edje_container_homogenous_size_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_orientation_set(Evas_Object *obj, int orient)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
int
edje_container_orientation_get(Evas_Object *obj)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_scroll_set(Evas_Object *obj, double pos, double shift)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
void
edje_container_scroll_get(Evas_Object *obj, double *pos, double *shift)
{
Smart_Data *sd;
sd = evas_object_smart_data_get(obj);
if (!sd) return;
}
#define E_SMART_OBJ_GET(smart, o, type) \
{ \
char *_e_smart_str; \
\
if (!o) return; \
smart = evas_object_smart_data_get(o); \
if (!smart) return; \
_e_smart_str = (char *)evas_object_type_get(o); \
if (!_e_smart_str) return; \
if (strcmp(_e_smart_str, type)) return; \
}
#define E_SMART_OBJ_GET_RETURN(smart, o, type, ret) \
{ \
char *_e_smart_str; \
\
if (!o) return ret; \
smart = evas_object_smart_data_get(o); \
if (!smart) return ret; \
_e_smart_str = (char *)evas_object_type_get(o); \
if (!_e_smart_str) return ret; \
if (strcmp(_e_smart_str, type)) return ret; \
}
#define E_OBJ_NAME "edje_container_object"
typedef struct _Smart_Data Smart_Data;
typedef struct _Smart_Item Smart_Item;
typedef struct _Smart_Column Smart_Column;
struct _Smart_Data
{
int layout;
Evas_List *children;
struct {
int w, h;
} min, max;
};
struct _Smart_Item
{
Evas_Object *container;
Evas_Object *obj;
};
struct _Smart_Column
{
int min, max;
};
#define EDJE_LAYOUT_NONE 0
/* the following are "linear" layout systems */
/* H & V LIST pack all items at their minimum size - no expanding in the lists
* direction (lets say height), BUT all items are expanded to fill the "width"
* of the list. if an item is too small to fit the width, the list object will
* call a "min_size_change" callback indicating to the parent/swallower that
* the parent should revise its use/view of this object. this is intended for
* large lists of items - like a list of files, or titles etc. this allows
* for each item to have multiple columns. each column may be any size, with
* the minimu size being the sum of all minimum column widths. as more items
* are added column widths may be adjusted and all items told of this
* adjustment
*/
#define EDJE_LAYOUT_VLIST 1
#define EDJE_LAYOUT_HLIST 2
/* H & V BOX pack items and may or may not expand an item in any direction and
* may align an item smaller than its allocated space in a certain way. they
* dont know about columns etc. like lists.
*/
#define EDJE_LAYOUT_VBOX 3
#define EDJE_LAYOUT_HBOX 4
/* H & V flow are like "file manager" views you see in explorer etc. wehere
* items "line wrap" as they go along horizontally (or vertizally) as needed
*/
#define EDJE_LAYOUT_VFLOW 5
#define EDJE_LAYOUT_HFLOW 6
/* the following are "2 dimensional" layout systems */
/* tables are full 2-dimensional layouts which dont really have append and
* prepend semantics... this will need working on later for 2d layouts. dont
* worry about these yet - but keep this as a marker for things to do later
*/
#define EDJE_LAYOUT_TABLE 7
/* count
*/
#define EDJE_LAYOUT_COUNT 8
static void _smart_init(void);
static void _smart_add(Evas_Object * obj);
static void _smart_del(Evas_Object * obj);
@ -501,6 +507,7 @@ _smart_add(Evas_Object *obj)
if (!sd) return;
// evas_object_smart_member_add(sd->obj, obj);
evas_object_smart_data_set(obj, sd);
sd->smart_obj = obj;
}
static void

180
legacy/edje/src/lib/edje_container.h Normal file
View File

@ -0,0 +1,180 @@
#include "Edje.h"
#include "edje_private.h"
#define E_SMART_OBJ_GET(smart, o, type) \
{ \
char *_e_smart_str; \
\
if (!o) return; \
smart = evas_object_smart_data_get(o); \
if (!smart) return; \
_e_smart_str = (char *)evas_object_type_get(o); \
if (!_e_smart_str) return; \
if (strcmp(_e_smart_str, type)) return; \
}
#define E_SMART_OBJ_GET_RETURN(smart, o, type, ret) \
{ \
char *_e_smart_str; \
\
if (!o) return ret; \
smart = evas_object_smart_data_get(o); \
if (!smart) return ret; \
_e_smart_str = (char *)evas_object_type_get(o); \
if (!_e_smart_str) return ret; \
if (strcmp(_e_smart_str, type)) return ret; \
}
#define E_OBJ_NAME "edje_container_object"
typedef struct _Smart_Data Smart_Data;
struct _Smart_Data
{
Evas_Coord x, y, w, h;
Evas_List *children;
struct {
Evas_Coord w, h;
} min, max;
Evas_Object *smart_obj;
int cols, rows;
};
#define EDJE_LAYOUT_NONE 0
/* the following are "linear" layout systems */
/* H & V LIST pack all items at their minimum size - no expanding in the lists
* direction (lets say height), BUT all items are expanded to fill the "width"
* of the list. if an item is too small to fit the width, the list object will
* call a "min_size_change" callback indicating to the parent/swallower that
* the parent should revise its use/view of this object. this is intended for
* large lists of items - like a list of files, or titles etc. this allows
* for each item to have multiple columns. each column may be any size, with
* the minimu size being the sum of all minimum column widths. as more items
* are added column widths may be adjusted and all items told of this
* adjustment
*/
#define EDJE_LAYOUT_VLIST 1
#define EDJE_LAYOUT_HLIST 2
/* H & V BOX pack items and may or may not expand an item in any direction and
* may align an item smaller than its allocated space in a certain way. they
* dont know about columns etc. like lists.
*/
#define EDJE_LAYOUT_VBOX 3
#define EDJE_LAYOUT_HBOX 4
/* H & V flow are like "file manager" views you see in explorer etc. wehere
* items "line wrap" as they go along horizontally (or vertizally) as needed
*/
#define EDJE_LAYOUT_VFLOW 5
#define EDJE_LAYOUT_HFLOW 6
/* the following are "2 dimensional" layout systems */
/* tables are full 2-dimensional layouts which dont really have append and
* prepend semantics... this will need working on later for 2d layouts. dont
* worry about these yet - but keep this as a marker for things to do later
*/
#define EDJE_LAYOUT_TABLE 7
/* count
*/
#define EDJE_LAYOUT_COUNT 8
/* All items are virtual constructs that provide Evas_Objects at some point.
* Edje may move, resize, show, hide, clip, unclip, raise, lower etc. this
* item AFTER it calls the item's add() method and before it calls the del()
* method. Edje may call add() and del() at any time as often items may not
* be visible and so may not need to exist at all - they are merely information
* used for layout, and nothing more. this helps save cpu and memory keeping
* things responsive for BIG lists of items. you create an item from an item
* class then ask that item to be appended/prepended etc. to the container.
*/
typedef struct _Edje_Item Edje_Item;
typedef struct _Edje_Item_Cell Edje_Item_Cell;
typedef struct _Edje_Item_Class Edje_Item_Class;
struct _Edje_Item_Class
{
Evas_Object *(*add) (Edje_Item *ei);
void (*del) (Edje_Item *ei);
void (*select) (Edje_Item *ei);
void (*deselect) (Edje_Item *ei);
void (*focus) (Edje_Item *ei);
void (*unfocus) (Edje_Item *ei);
};
/* private */
struct _Edje_Item
{
Edje_Item_Class *class;
void *class_data;
void *sd;
void *data;
Evas_Object *object;
Evas_Object *overlay_object;
int freeze;
Evas_Coord y, h;
int cells_num;
Edje_Item_Cell *cells;
unsigned char accessible : 1;
unsigned char recalc : 1;
unsigned char selected : 1;
unsigned char disabled : 1;
unsigned char focused : 1;
};
struct _Edje_Item_Cell
{
Evas_Object *obj;
Evas_Coord x, w;
Evas_Coord minw, minh, maxw, maxh;
};
/* here is an item for a vertical list - with 1 or more columns. this has 3 */
/* just rotate for a horizontal list */
/*
* COL 0 COL 1 COL 2
*
* +-----------------------------+ +-------+ +----------------+
* | pad_top | | | | |
* | pad_left OBJECT pad_right | | OBJ | | OBJECT | ROW 0
* | pad_bottom | | | | |
* +-----------------------------+ +-------+ +----------------+
* /\ /|\
* space_row || +-- space_col
* \/
* +-----------------------------+ +-------+ +----------------+
* | | | | | |
* | | | | | | ROW 1
* | | | | | |
* +-----------------------------+ +-------+ +----------------+
*
* spacer object:
* 1 edje object goes inbetween each row as a spacer object (opt)
* 1 edje object goes inbetween each column as a spacer object (opt)
*
* surround object:
* 1 edje object goes around each item - item swallowed into "item" part (opt)
* if no "item" part then just underlay it
* on select send "select" "" signal
* on unselect send "unselect" "" signal
* on focus send "focus" "" signal
* on unfocus send "unfocus" signal
*
* if any list item/cell is an edje object emit this to them too.
*
* also call callbacks.
* if a surround object emits such a signal itself then call callbacks too
*
* only 1 or 0 items can be focused
* disabled items cannot be focused or selected/deselected
*
*/