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efl_text_interactive: selection enhancment 

1- Implement setting selection range programmatically by modifying selection cursors from **efl_text_interactive_selection_cursors_get**
2- Add setter with **efl_text_interactive_selection_cursors_set** to set the range at once (modify start and end)

Reviewed-by: Marcel Hollerbach <mail@marcel-hollerbach.de>
Reviewed-by: WooHyun Jung <wh0705.jung@samsung.com>
Differential Revision: https://phab.enlightenment.org/D10968
This commit is contained in:
Ali Alzyod 2020-01-22 07:33:58 +00:00 committed by Marcel Hollerbach
parent 8143b81dd6
commit 4cdd5505e9
4 changed files with 178 additions and 35 deletions
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14
src/lib/elementary/efl_text_interactive.eo
View File

@ -25,13 +25,17 @@ interface @beta Efl.Text_Interactive extends Efl.Text, Efl.Text_Font_Properties,
}
@property selection_cursors {
[[The cursors used for selection handling.
If the cursors are equal there's no selection.
You are allowed to retain and modify them. Modifying them modifies
the selection of the object.
]]
get {}
get {
[[You are allowed to retain and modify them. Modifying them modifies
the selection of the object (recommended to extend selection range).]]
}
set {
[[The positions of passed cursors will be used to set selection cursors positions.
Further modification for passed @Efl.Text.Cursor objects, will not affect selection.
Setter is recommended to set new range for selection.]]
}
values {
start: Efl.Text.Cursor; [[The start of the selection.]]
end: Efl.Text.Cursor; [[The end of the selection.]]

158
src/lib/elementary/efl_ui_internal_text_interactive.c
View File

@ -14,6 +14,7 @@
typedef struct _Efl_Ui_Internal_Text_Interactive_Data
{
Efl_Text_Cursor *sel_start, *sel_end;
Eina_Bool watch_selection;
Efl_Text_Cursor *main_cursor;
Efl_Text_Cursor *preedit_start, *preedit_end;
Ecore_Timer *pw_timer;
@ -44,13 +45,17 @@ typedef struct _Efl_Ui_Internal_Text_Interactive_Data
} Efl_Ui_Internal_Text_Interactive_Data;
static void _sel_range_del_emit(Evas_Object *obj, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_init(Efl_Text_Cursor *c, Evas_Object *o, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_enable(Efl_Text_Cursor *c EINA_UNUSED, Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_init(Efl_Text_Cursor *c, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_enable(Evas_Object *o,Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_extend(Efl_Text_Cursor *c, Evas_Object *o, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_clear(Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _emit_sel_state( Eo *o, Efl_Ui_Internal_Text_Interactive_Data *en);
static const char *_entry_selection_get(Efl_Ui_Internal_Text_Interactive *obj, Efl_Ui_Internal_Text_Interactive_Data *en);
static void _entry_imf_cursor_info_set(Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_watch_freeze(Efl_Ui_Internal_Text_Interactive_Data *en);
static void _sel_watch_thaw(Efl_Ui_Internal_Text_Interactive_Data *en);
static void
_text_filter_format_prepend(Efl_Canvas_Textblock *obj, Efl_Ui_Internal_Text_Interactive_Data *en,
Efl_Text_Cursor *c, const char *text);
@ -82,6 +87,18 @@ _cur_pos_copy(Efl_Text_Cursor *src, Efl_Text_Cursor *dest)
efl_text_cursor_position_set(dest, efl_text_cursor_position_get(src));
}
static void
_sel_watch_freeze(Efl_Ui_Internal_Text_Interactive_Data *en)
{
en->watch_selection = EINA_FALSE;
}
static void
_sel_watch_thaw(Efl_Ui_Internal_Text_Interactive_Data *en)
{
en->watch_selection = EINA_TRUE;
}
#ifdef HAVE_ECORE_IMF
static void
_preedit_clear(Efl_Ui_Internal_Text_Interactive_Data *en)
@ -628,8 +645,8 @@ _entry_imf_event_selection_set_cb(void *data, Ecore_IMF_Context *ctx EINA_UNUSED
{
_sel_clear(obj, en);
efl_text_cursor_position_set(cur, ev->start);
_sel_enable(cur, obj, en);
_sel_init(cur, obj, en);
_sel_enable(obj, en);
_sel_init(cur, en);
efl_text_cursor_position_set(cur, ev->end);
_sel_extend(cur, obj, en);
}
@ -747,19 +764,69 @@ _entry_selection_get(Efl_Ui_Internal_Text_Interactive *obj EINA_UNUSED, Efl_Ui_I
}
static void
_sel_cursor_changed(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED)
{
// Eo *obj = data;
_sel_reset(Eo *obj, Efl_Ui_Internal_Text_Interactive_Data *en){
if (!en->watch_selection)
return;
if (!en->have_selection && efl_text_cursor_equal(en->sel_start, en->sel_end))
return;
if (en->have_selection)
{
if (efl_text_cursor_equal(en->sel_start, en->sel_end))
{
_sel_clear(obj, en);
}
else
{
_entry_imf_cursor_info_set(en);
if (en->selection)
{
free(en->selection);
en->selection = NULL;
}
_emit_sel_state(obj, en);
}
}
else
{
if (!efl_text_cursor_equal(en->sel_start, en->sel_end))
{
_sel_enable(obj, en);
_entry_imf_cursor_info_set(en);
if (en->selection)
{
free(en->selection);
en->selection = NULL;
}
_emit_sel_state(obj, en);
}
}
}
static void
_sel_init(Efl_Text_Cursor *c, Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en)
_sel_cursor_changed(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED)
{
Efl_Ui_Internal_Text_Interactive *obj = data;
Efl_Ui_Internal_Text_Interactive_Data *en = efl_data_scope_get(obj, MY_CLASS);
if (!efl_text_interactive_selection_allowed_get(obj))
return;
_sel_reset(obj, en);
}
static void
_sel_init(Efl_Text_Cursor *c, Efl_Ui_Internal_Text_Interactive_Data *en)
{
if (en->have_selection)
return;
_sel_watch_freeze(en);
_cur_pos_copy(c, en->sel_start);
_cur_pos_copy(c, en->sel_end);
_sel_watch_thaw(en);
en->have_selection = EINA_FALSE;
if (en->selection)
@ -770,8 +837,7 @@ _sel_init(Efl_Text_Cursor *c, Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_I
}
static void
_sel_enable(Efl_Text_Cursor *c EINA_UNUSED,
Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en)
_sel_enable(Eo *o, Efl_Ui_Internal_Text_Interactive_Data *en)
{
if (en->have_selection) return;
en->have_selection = EINA_TRUE;
@ -791,8 +857,7 @@ _emit_sel_state( Eo *o, Efl_Ui_Internal_Text_Interactive_Data *en)
{
if (!efl_text_cursor_compare(en->sel_start, en->sel_end))
{
Eina_Bool b_value = EINA_FALSE;
efl_event_callback_call(o, EFL_TEXT_INTERACTIVE_EVENT_HAVE_SELECTION_CHANGED, &b_value);
_sel_clear(o, en);
}
else
{
@ -805,11 +870,12 @@ _emit_sel_state( Eo *o, Efl_Ui_Internal_Text_Interactive_Data *en)
static void
_sel_extend(Efl_Text_Cursor *c, Evas_Object *o, Efl_Ui_Internal_Text_Interactive_Data *en)
{
if (!en->sel_end) return;
_sel_enable(c, o, en);
_sel_enable(o, en);
if (efl_text_cursor_equal(c, en->sel_end)) return;
_sel_watch_freeze(en);
_cur_pos_copy(c, en->sel_end);
_sel_watch_thaw(en);
_entry_imf_cursor_info_set(en);
@ -835,7 +901,9 @@ _sel_clear(Evas_Object *o EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en
{
en->have_selection = EINA_FALSE;
Eina_Bool b_value = en->have_selection;
_sel_watch_freeze(en);
_cur_pos_copy(en->sel_start, en->sel_end);
_sel_watch_thaw(en);
efl_event_callback_call(o, EFL_TEXT_INTERACTIVE_EVENT_HAVE_SELECTION_CHANGED, &b_value);
}
}
@ -851,25 +919,28 @@ EOLIAN static Eina_Bool
_efl_ui_internal_text_interactive_efl_text_interactive_have_selection_get(
const Eo *obj EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en)
{
if (!en->have_selection) return en->have_selection;
return !efl_text_cursor_equal(en->sel_start, en->sel_end);
}
EOLIAN static void
_efl_ui_internal_text_interactive_efl_text_interactive_all_select(
Eo *obj, Efl_Ui_Internal_Text_Interactive_Data *en)
Eo *obj, Efl_Ui_Internal_Text_Interactive_Data *en EINA_UNUSED)
{
if (!efl_text_interactive_selection_allowed_get(obj))
return;
Efl_Text_Cursor *cur = efl_text_interactive_main_cursor_get(obj);
_entry_imf_context_reset(en);
Eo *c1 = efl_canvas_textblock_cursor_create(obj);
Eo *c2 = efl_canvas_textblock_cursor_create(obj);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_FIRST);
_entry_imf_context_reset(en);
_sel_init(cur, obj, en);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_LAST);
_sel_extend(cur, obj, en);
efl_text_cursor_move(c1, EFL_TEXT_CURSOR_MOVE_TYPE_FIRST);
efl_text_cursor_move(c2, EFL_TEXT_CURSOR_MOVE_TYPE_LAST);
efl_text_interactive_selection_cursors_set(obj, c1, c2);
efl_del(c1);
efl_del(c2);
}
@ -1023,7 +1094,7 @@ _key_down_sel_pre(Efl_Ui_Internal_Text_Interactive *obj, Efl_Text_Cursor *cur, E
{
if (shift)
{
_sel_init(cur, obj, en);
_sel_init(cur, en);
}
else if (en->have_selection)
{
@ -1031,7 +1102,8 @@ _key_down_sel_pre(Efl_Ui_Internal_Text_Interactive *obj, Efl_Text_Cursor *cur, E
if ((sel_forward && movement_forward) || (!sel_forward && !movement_forward))
_cur_pos_copy(en->sel_end, cur);
else
_cur_pos_copy(en->sel_start, cur);
_cur_pos_copy(en->sel_start, cur);
_sel_clear(obj, en);
}
}
@ -1570,7 +1642,7 @@ _mouse_down_cb(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj EIN
tc = efl_canvas_textblock_cursor_create(obj);
_cur_pos_copy(cur, tc);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_LINE_START);
_sel_init(cur, obj, en);
_sel_init(cur, en);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_LINE_END);
_sel_extend(cur, obj, en);
}
@ -1599,7 +1671,7 @@ _mouse_down_cb(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj EIN
tc = efl_canvas_textblock_cursor_create(obj);
_cur_pos_copy(cur, tc);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_WORD_START);
_sel_init(cur, obj, en);
_sel_init(cur, en);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_WORD_END);
efl_text_cursor_move(cur, EFL_TEXT_CURSOR_MOVE_TYPE_CHARACTER_NEXT);
_sel_extend(cur, obj, en);
@ -1619,7 +1691,7 @@ _mouse_down_cb(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj EIN
{
en->selecting = EINA_TRUE;
_sel_clear(obj, en);
_sel_init(cur, obj, en);
_sel_init(cur, en);
}
}
@ -1718,7 +1790,7 @@ _mouse_move_cb(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *obj, vo
_sel_extend(cur, obj, en);
if (!efl_text_cursor_equal(en->sel_start, en->sel_end))
_sel_enable(cur, obj, en);
_sel_enable(obj, en);
}
efl_del(tc);
}
@ -1736,6 +1808,7 @@ _efl_ui_internal_text_interactive_efl_object_constructor(Eo *obj, Efl_Ui_Interna
obj = efl_constructor(efl_super(obj, MY_CLASS));
en->select_allow = EINA_TRUE;
en->editable = EINA_TRUE;
en->watch_selection = EINA_TRUE;
return obj;
}
@ -1753,7 +1826,9 @@ _efl_ui_internal_text_interactive_efl_object_finalize(Eo *obj, Efl_Ui_Internal_T
en->sel_start = efl_canvas_textblock_cursor_create(obj);
en->sel_end = efl_canvas_textblock_cursor_create(obj);
efl_event_callback_add(efl_text_interactive_main_cursor_get(obj), EFL_TEXT_CURSOR_EVENT_CHANGED,
efl_event_callback_add(en->sel_start, EFL_TEXT_CURSOR_EVENT_CHANGED,
_sel_cursor_changed, obj);
efl_event_callback_add(en->sel_end, EFL_TEXT_CURSOR_EVENT_CHANGED,
_sel_cursor_changed, obj);
#ifdef HAVE_ECORE_IMF
@ -1872,6 +1947,31 @@ _efl_ui_internal_text_interactive_efl_text_interactive_selection_cursors_get(con
}
}
EOLIAN static void
_efl_ui_internal_text_interactive_efl_text_interactive_selection_cursors_set(Eo *obj EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *en, Efl_Text_Cursor *start, Efl_Text_Cursor *end)
{
if (!efl_text_interactive_selection_allowed_get(obj))
return;
int new_sel_start_pos = efl_text_cursor_position_get(start);
int new_sel_end_pos = efl_text_cursor_position_get(end);
int current_sel_start_pos = efl_text_cursor_position_get(en->sel_start);
int current_sel_end_pos = efl_text_cursor_position_get(en->sel_end);
Eina_Bool b_start_changed = (new_sel_start_pos == current_sel_start_pos);
Eina_Bool b_end_changed = (new_sel_end_pos == current_sel_end_pos);
if (b_start_changed && b_end_changed)
return;
_sel_watch_freeze(en);
efl_text_cursor_position_set(en->sel_start, new_sel_start_pos);
efl_text_cursor_position_set(en->sel_end, new_sel_end_pos);
_sel_watch_thaw(en);
_sel_reset(obj, en);
}
EOLIAN static void
_efl_ui_internal_text_interactive_efl_text_interactive_editable_set(Eo *obj EINA_UNUSED, Efl_Ui_Internal_Text_Interactive_Data *sd, Eina_Bool editable)
{

2
src/lib/elementary/efl_ui_internal_text_interactive.eo
View File

@ -9,7 +9,7 @@ class @beta Efl.Ui.Internal.Text.Interactive extends Efl.Canvas.Textblock implem
Efl.Object.finalize;
Efl.Text_Interactive.main_cursor { get; }
Efl.Text_Interactive.selection_allowed { get; set; }
Efl.Text_Interactive.selection_cursors { get; }
Efl.Text_Interactive.selection_cursors { get; set; }
Efl.Text_Interactive.editable { get; set; }
Efl.Text_Interactive.all_unselect;
Efl.Text_Interactive.all_select;

39
src/tests/elementary/efl_ui_test_text.c
View File

@ -72,6 +72,45 @@ EFL_START_TEST(text_all_select_all_unselect)
ecore_main_loop_iterate();
ck_assert_int_eq(i_have_selection, 2);
ck_assert_int_eq(i_selection, 1);
/*Partial select, the select all*/
Eo *sel1, *sel2;
i_selection = 0;
efl_text_interactive_selection_cursors_get(txt, &sel1, &sel2);
efl_text_cursor_position_set(sel1, 1);
efl_text_cursor_position_set(sel2, 2);
ck_assert_int_eq(i_selection, 2);
efl_text_interactive_all_select(txt);
ck_assert_int_eq(i_selection, 3);
ck_assert_int_eq(efl_text_cursor_position_get(sel1), 0);
ck_assert_int_eq(efl_text_cursor_position_get(sel2), 5);
Eo *cur1 = efl_ui_textbox_cursor_create(txt);
Eo *cur2 = efl_ui_textbox_cursor_create(txt);
efl_text_cursor_position_set(cur1, 1);
efl_text_cursor_position_set(cur2, 2);
efl_text_interactive_selection_cursors_set(txt, cur1, cur2);
ck_assert_int_eq(i_selection, 4);
efl_text_interactive_selection_cursors_get(txt, &sel1, &sel2);
ck_assert_int_eq(efl_text_cursor_position_get(sel1),1);
ck_assert_int_eq(efl_text_cursor_position_get(sel2),2);
/*Select part then select all*/
efl_text_interactive_all_unselect(txt);
i_have_selection = 0, i_selection = 0;
efl_text_cursor_position_set(cur1, 1);
efl_text_cursor_position_set(cur2, 2);
efl_text_interactive_selection_cursors_set(txt, cur1, cur2);
ck_assert_int_eq(i_selection, 1);
ck_assert_int_eq(i_have_selection, 1);
efl_text_interactive_all_select(txt);
ck_assert_int_eq(i_selection, 2);
ck_assert_int_eq(i_have_selection, 1);
efl_text_interactive_all_unselect(txt);
ck_assert_int_eq(i_have_selection, 2);
efl_del(txt);
efl_del(win);
}