388 lines
9.6 KiB
C
388 lines
9.6 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_layout.h"
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/**
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* TODO
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* Update the minimun height of the bar in the theme.
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* No minimun should be set in the vertical theme
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* Add events (move, start ...)
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*/
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static const char PANES_SMART_NAME[] = "elm_panes";
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typedef struct _Elm_Panes_Smart_Data Elm_Panes_Smart_Data;
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struct _Elm_Panes_Smart_Data
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{
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Elm_Layout_Smart_Data base;
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struct
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{
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int x_diff;
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int y_diff;
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Eina_Bool move;
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} move;
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Eina_Bool double_clicked : 1;
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Eina_Bool horizontal : 1;
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Eina_Bool fixed : 1;
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};
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static const char SIG_CLICKED[] = "clicked";
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static const char SIG_PRESS[] = "press";
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static const char SIG_UNPRESS[] = "unpress";
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static const char SIG_DOUBLE_CLICKED[] = "clicked,double";
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CLICKED, ""},
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{SIG_PRESS, ""},
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{SIG_UNPRESS, ""},
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{SIG_DOUBLE_CLICKED, ""},
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{NULL, NULL}
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};
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static const Elm_Layout_Part_Alias_Description _content_aliases[] =
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{
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{"left", "elm.swallow.left"},
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{"right", "elm.swallow.right"},
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{NULL, NULL}
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};
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#define ELM_PANES_DATA_GET(o, sd) \
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Elm_Panes_Smart_Data * sd = evas_object_smart_data_get(o)
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#define ELM_PANES_DATA_GET_OR_RETURN(o, ptr) \
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ELM_PANES_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return; \
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}
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#define ELM_PANES_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_PANES_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("No widget data for object %p (%s)", \
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o, evas_object_type_get(o)); \
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return val; \
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}
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#define ELM_PANES_CHECK(obj) \
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if (!obj || !elm_widget_type_check((obj), PANES_SMART_NAME, __func__)) \
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return
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/* Inheriting from elm_layout. Besides, we need no more than what is
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* there */
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EVAS_SMART_SUBCLASS_NEW
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(PANES_SMART_NAME, _elm_panes, Elm_Layout_Smart_Class,
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Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
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static Eina_Bool
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_elm_panes_smart_theme(Evas_Object *obj)
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{
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double size;
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ELM_PANES_DATA_GET(obj, sd);
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if (sd->horizontal)
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eina_stringshare_replace(&(ELM_LAYOUT_DATA(sd)->group), "horizontal");
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else
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eina_stringshare_replace(&(ELM_LAYOUT_DATA(sd)->group), "vertical");
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if (!ELM_WIDGET_CLASS(_elm_panes_parent_sc)->theme(obj)) return EINA_FALSE;
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size = elm_panes_content_left_size_get(obj);
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if (sd->fixed) elm_layout_signal_emit(obj, "elm.panes.fixed", "elm");
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elm_layout_sizing_eval(obj);
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elm_panes_content_left_size_set(obj, size);
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return EINA_TRUE;
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}
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static Eina_Bool
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_elm_panes_smart_focus_next(const Evas_Object *obj,
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Elm_Focus_Direction dir,
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Evas_Object **next)
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{
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double w, h;
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unsigned char i;
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Evas_Object *to_focus;
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Evas_Object *chain[2];
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Evas_Object *left, *right;
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ELM_PANES_DATA_GET(obj, sd);
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edje_object_part_drag_value_get
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(ELM_WIDGET_DATA(sd)->resize_obj, "elm.bar", &w, &h);
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left = elm_layout_content_get(obj, "left");
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right = elm_layout_content_get(obj, "right");
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if (((sd->horizontal) && (h == 0.0)) || ((!sd->horizontal) && (w == 0.0)))
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return elm_widget_focus_next_get(right, dir, next);
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/* Direction */
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if (dir == ELM_FOCUS_PREVIOUS)
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{
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chain[0] = right;
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chain[1] = left;
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}
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else if (dir == ELM_FOCUS_NEXT)
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{
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chain[0] = left;
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chain[1] = right;
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}
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else return EINA_FALSE;
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i = elm_widget_focus_get(chain[1]);
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if (elm_widget_focus_next_get(chain[i], dir, next)) return EINA_TRUE;
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i = !i;
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if (elm_widget_focus_next_get(chain[i], dir, &to_focus))
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{
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*next = to_focus;
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return !!i;
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}
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return EINA_FALSE;
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}
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static void
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_on_clicked(void *data,
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Evas_Object *obj __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
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}
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static void
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_double_clicked(void *data,
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Evas_Object *obj __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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ELM_PANES_DATA_GET(data, sd);
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sd->double_clicked = EINA_TRUE;
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}
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static void
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_on_pressed(void *data,
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Evas_Object *obj __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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evas_object_smart_callback_call(data, SIG_PRESS, NULL);
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}
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static void
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_on_unpressed(void *data,
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Evas_Object *obj __UNUSED__,
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const char *emission __UNUSED__,
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const char *source __UNUSED__)
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{
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ELM_PANES_DATA_GET(data, sd);
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evas_object_smart_callback_call(data, SIG_UNPRESS, NULL);
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if (sd->double_clicked)
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{
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evas_object_smart_callback_call(data, SIG_DOUBLE_CLICKED, NULL);
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sd->double_clicked = EINA_FALSE;
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}
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}
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static void
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_elm_panes_smart_add(Evas_Object *obj)
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{
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EVAS_SMART_DATA_ALLOC(obj, Elm_Panes_Smart_Data);
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ELM_WIDGET_CLASS(_elm_panes_parent_sc)->base.add(obj);
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elm_layout_theme_set(obj, "panes", "vertical", elm_widget_style_get(obj));
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elm_panes_content_left_size_set(obj, 0.5);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,click", "",
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_on_clicked, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,click,double", "",
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_double_clicked, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,press", "",
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_on_pressed, obj);
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edje_object_signal_callback_add
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(ELM_WIDGET_DATA(priv)->resize_obj, "elm,action,unpress", "",
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_on_unpressed, obj);
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elm_widget_can_focus_set(obj, EINA_FALSE);
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elm_layout_sizing_eval(obj);
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}
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static void
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_elm_panes_smart_set_user(Elm_Layout_Smart_Class *sc)
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{
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ELM_WIDGET_CLASS(sc)->base.add = _elm_panes_smart_add;
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ELM_WIDGET_CLASS(sc)->theme = _elm_panes_smart_theme;
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ELM_WIDGET_CLASS(sc)->focus_next = _elm_panes_smart_focus_next;
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sc->content_aliases = _content_aliases;
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}
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EAPI Evas_Object *
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elm_panes_add(Evas_Object *parent)
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{
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Evas *e;
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Evas_Object *obj;
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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e = evas_object_evas_get(parent);
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if (!e) return NULL;
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obj = evas_object_smart_add(e, _elm_panes_smart_class_new());
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if (!elm_widget_sub_object_add(parent, obj))
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ERR("could not add %p as sub object of %p", obj, parent);
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return obj;
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}
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EINA_DEPRECATED EAPI void
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elm_panes_content_left_set(Evas_Object *obj,
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Evas_Object *content)
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{
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elm_layout_content_set(obj, "left", content);
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}
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EINA_DEPRECATED EAPI void
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elm_panes_content_right_set(Evas_Object *obj,
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Evas_Object *content)
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{
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elm_layout_content_set(obj, "right", content);
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}
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EINA_DEPRECATED EAPI Evas_Object *
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elm_panes_content_left_get(const Evas_Object *obj)
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{
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return elm_layout_content_get(obj, "left");
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}
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EINA_DEPRECATED EAPI Evas_Object *
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elm_panes_content_right_get(const Evas_Object *obj)
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{
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return elm_layout_content_get(obj, "right");
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}
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EINA_DEPRECATED EAPI Evas_Object *
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elm_panes_content_left_unset(Evas_Object *obj)
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{
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return elm_layout_content_unset(obj, "left");
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}
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EINA_DEPRECATED EAPI Evas_Object *
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elm_panes_content_right_unset(Evas_Object *obj)
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{
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return elm_layout_content_unset(obj, "right");
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}
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EAPI double
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elm_panes_content_left_size_get(const Evas_Object *obj)
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{
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double w, h;
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ELM_PANES_CHECK(obj) 0.0;
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ELM_PANES_DATA_GET(obj, sd);
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edje_object_part_drag_value_get
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(ELM_WIDGET_DATA(sd)->resize_obj, "elm.bar", &w, &h);
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if (sd->horizontal) return h;
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else return w;
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}
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EAPI void
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elm_panes_content_left_size_set(Evas_Object *obj,
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double size)
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{
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ELM_PANES_CHECK(obj);
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ELM_PANES_DATA_GET(obj, sd);
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if (size < 0.0) size = 0.0;
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else if (size > 1.0)
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size = 1.0;
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if (sd->horizontal)
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edje_object_part_drag_value_set
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(ELM_WIDGET_DATA(sd)->resize_obj, "elm.bar", 0.0, size);
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else
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edje_object_part_drag_value_set
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(ELM_WIDGET_DATA(sd)->resize_obj, "elm.bar", size, 0.0);
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}
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EAPI double
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elm_panes_content_right_size_get(const Evas_Object *obj)
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{
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return 1.0 - elm_panes_content_left_size_get(obj);
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}
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EAPI void
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elm_panes_content_right_size_set(Evas_Object *obj,
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double size)
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{
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elm_panes_content_left_size_set(obj, (1.0 - size));
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}
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EAPI void
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elm_panes_horizontal_set(Evas_Object *obj,
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Eina_Bool horizontal)
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{
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ELM_PANES_CHECK(obj);
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ELM_PANES_DATA_GET(obj, sd);
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sd->horizontal = horizontal;
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_elm_panes_smart_theme(obj);
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elm_panes_content_left_size_set(obj, 0.5);
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}
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EAPI Eina_Bool
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elm_panes_horizontal_get(const Evas_Object *obj)
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{
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ELM_PANES_CHECK(obj) EINA_FALSE;
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ELM_PANES_DATA_GET(obj, sd);
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return sd->horizontal;
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}
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EAPI void
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elm_panes_fixed_set(Evas_Object *obj, Eina_Bool fixed)
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{
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ELM_PANES_CHECK(obj);
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ELM_PANES_DATA_GET(obj, sd);
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sd->fixed = !!fixed;
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if (sd->fixed == EINA_TRUE)
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elm_layout_signal_emit(obj, "elm.panes.fixed", "elm");
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else
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elm_layout_signal_emit(obj, "elm.panes.unfixed", "elm");
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}
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EAPI Eina_Bool
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elm_panes_fixed_get(const Evas_Object *obj)
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{
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ELM_PANES_CHECK(obj) EINA_FALSE;
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ELM_PANES_DATA_GET(obj, sd);
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return sd->fixed;
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}
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