forked from enlightenment/enventor
561 lines
15 KiB
C
561 lines
15 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define EDJE_EDIT_IS_UNSTABLE_AND_I_KNOW_ABOUT_IT 1
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#include <Enventor.h>
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#include <Edje_Edit.h>
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#include <Eio.h>
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#include "enventor_private.h"
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struct viewer_s
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{
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Evas_Object *layout;
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Evas_Object *base;
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Evas_Object *scroller;
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Evas_Object *event_rect;
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Evas_Object *enventor;
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Evas_Object *part_obj;
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Evas_Object *part_highlight;
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Eina_Stringshare *group_name;
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Eina_Stringshare *part_name;
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Ecore_Idler *idler;
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Ecore_Timer *timer;
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Eio_Monitor *edj_monitor;
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Ecore_Event_Handler *monitor_event;
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Ecore_Event_Handler *exe_del_event;
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void (*del_cb)(void *data);
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void *data;
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/* view size configured by application */
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Evas_Coord_Size view_config_size;
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Eina_Bool edj_reload_need : 1;
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};
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/*****************************************************************************/
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/* Internal method implementation */
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/*****************************************************************************/
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static void
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view_obj_min_update(view_data *vd)
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{
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Evas_Coord w, h;
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double scale = edj_mgr_view_scale_get();
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edje_object_size_min_calc(vd->layout, &w, &h);
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if (vd->view_config_size.w > 0)
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w = vd->view_config_size.w;
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if (vd->view_config_size.h > 0)
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h = vd->view_config_size.h;
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evas_object_size_hint_min_set(vd->layout, ((double)w * scale), ((double)h * scale));
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}
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static Eina_Bool
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file_set_timer_cb(void *data)
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{
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view_data *vd = data;
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if (!vd->layout)
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{
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vd->timer = NULL;
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return ECORE_CALLBACK_CANCEL;
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}
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if (edje_object_file_set(vd->layout, build_edj_path_get(), vd->group_name))
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{
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eio_monitor_del(vd->edj_monitor);
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vd->edj_monitor = eio_monitor_add(build_edj_path_get());
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if (!vd->edj_monitor) EINA_LOG_ERR("Failed to add Eio_Monitor");
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vd->timer = NULL;
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return ECORE_CALLBACK_CANCEL;
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}
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view_obj_min_update(vd);
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edj_mgr_reload_need_set(EINA_TRUE);
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return ECORE_CALLBACK_RENEW;
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}
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static void
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part_obj_geom_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj,
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void *event_info EINA_UNUSED)
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{
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view_data *vd = data;
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Evas_Object *part_highlight = vd->part_highlight;
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//Create Part Highlight Object
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if (!part_highlight && vd->part_name)
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{
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part_highlight = elm_layout_add(vd->scroller);
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evas_object_smart_member_add(part_highlight, vd->scroller);
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elm_layout_file_set(part_highlight, EDJE_PATH, "part_highlight");
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evas_object_pass_events_set(part_highlight, EINA_TRUE);
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evas_object_show(part_highlight);
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}
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Evas_Coord x, y, w , h;
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evas_object_geometry_get(obj, &x, &y, &w, &h);
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evas_object_move(part_highlight, x, y);
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evas_object_resize(part_highlight, w, h);
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vd->part_highlight = part_highlight;
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}
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static void
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part_obj_del_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
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void *event_info EINA_UNUSED)
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{
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view_data *vd = data;
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vd->part_obj = NULL;
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}
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static void
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rect_mouse_move_cb(void *data, Evas *e EINA_UNUSED,
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Evas_Object *obj EINA_UNUSED, void *event_info)
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{
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static Enventor_Live_View_Cursor cursor;
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view_data *vd = data;
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Evas_Event_Mouse_Move *ev = event_info;
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Evas_Coord x, y, w, h;
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evas_object_geometry_get(obj, &x, &y, &w, &h);
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cursor.relx = (float) ((ev->cur.canvas.x - x) / (float) w);
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cursor.rely = (float) ((ev->cur.canvas.y - y) / (float) h);
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if (vd->view_config_size.w > 0)
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cursor.x = (((double)vd->view_config_size.w) * cursor.relx);
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else
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cursor.x = (ev->cur.canvas.x - x);
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if (vd->view_config_size.h > 0)
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cursor.y = (((double)vd->view_config_size.h) * cursor.rely);
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else
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cursor.y = (ev->cur.canvas.y - y);
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evas_object_smart_callback_call(vd->enventor, SIG_LIVE_VIEW_CURSOR_MOVED,
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&cursor);
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}
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static Evas_Object *
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view_scroller_create(Evas_Object *parent)
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{
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Evas_Object *scroller = elm_scroller_add(parent);
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elm_object_focus_allow_set(scroller, EINA_FALSE);
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evas_object_size_hint_weight_set(scroller, EVAS_HINT_EXPAND,
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EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(scroller, EVAS_HINT_FILL, EVAS_HINT_FILL);
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return scroller;
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}
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static Eina_Bool
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exe_del_event_cb(void *data, int type EINA_UNUSED, void *event EINA_UNUSED)
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{
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view_data *vd = data;
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if (!vd->edj_reload_need) return ECORE_CALLBACK_PASS_ON;
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if (!edje_object_file_set(vd->layout, build_edj_path_get(), vd->group_name))
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{
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vd->del_cb(vd->data);
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view_term(vd);
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EINA_LOG_ERR("Failed to load edj file \"%s\"", build_edj_path_get());
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return ECORE_CALLBACK_DONE;
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}
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view_obj_min_update(vd);
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view_part_highlight_set(vd, vd->part_name);
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dummy_obj_update(vd->layout);
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vd->edj_reload_need = EINA_FALSE;
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return ECORE_CALLBACK_PASS_ON;
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}
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static Eina_Bool
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edj_changed_cb(void *data, int type EINA_UNUSED, void *event)
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{
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view_data *vd = data;
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Eio_Monitor_Event *ev = event;
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if (vd->edj_monitor != ev->monitor) return ECORE_CALLBACK_PASS_ON;
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//FIXME: why it need to add monitor again??
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eio_monitor_del(vd->edj_monitor);
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vd->edj_monitor = eio_monitor_add(build_edj_path_get());
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if (!vd->edj_monitor) EINA_LOG_ERR("Failed to add Eio_Monitor!");
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vd->edj_reload_need = EINA_TRUE;
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return ECORE_CALLBACK_DONE;
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}
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static void
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layout_geom_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj,
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void *event_info EINA_UNUSED)
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{
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Evas_Coord x, y, w, h;
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Evas_Object *rect = data;
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evas_object_geometry_get(obj, &x, &y, &w, &h);
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evas_object_move(rect, x, y);
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evas_object_resize(rect, w, h);
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}
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static void
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layout_del_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
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void *event_info EINA_UNUSED)
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{
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Evas_Object *rect = data;
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evas_object_del(rect);
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}
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static void
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layout_resize_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED,
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void *event_info EINA_UNUSED)
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{
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static Enventor_Live_View_Size size;
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view_data *vd = data;
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view_size_get(vd, &size.w, &size.h);
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evas_object_smart_callback_call(vd->enventor, SIG_LIVE_VIEW_RESIZED, &size);
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}
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static Evas_Object *
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base_create(Evas_Object *parent)
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{
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Evas_Object *base = elm_layout_add(parent);
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elm_layout_file_set(base, EDJE_PATH, "viewer_layout_bg");
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evas_object_size_hint_weight_set(base, EVAS_HINT_EXPAND,
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EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(base, 0.5, 0.5);
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return base;
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}
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static Evas_Object *
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view_obj_create(view_data *vd, const char *file_path, const char *group)
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{
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Evas *e = evas_object_evas_get(vd->base);
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Evas_Object *layout = edje_edit_object_add(e);
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if (!edje_object_file_set(layout, file_path, group))
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{
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//FIXME: more optimized way?
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vd->timer = ecore_timer_add(1, file_set_timer_cb, vd);
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}
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else
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{
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eio_monitor_del(vd->edj_monitor);
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vd->edj_monitor = eio_monitor_add(file_path);
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if (!vd->edj_monitor) EINA_LOG_ERR("Failed to add Eio_Monitor");
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}
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evas_object_size_hint_weight_set(layout, EVAS_HINT_EXPAND,
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EVAS_HINT_EXPAND);
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evas_object_event_callback_add(layout, EVAS_CALLBACK_RESIZE,
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layout_resize_cb, vd);
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return layout;
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}
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static void
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event_layer_set(view_data *vd)
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{
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Evas *e = evas_object_evas_get(vd->layout);
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Evas_Object *rect = evas_object_rectangle_add(e);
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evas_object_repeat_events_set(rect, EINA_TRUE);
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evas_object_color_set(rect, 0, 0, 0, 0);
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evas_object_show(rect);
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evas_object_event_callback_add(vd->layout, EVAS_CALLBACK_RESIZE,
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layout_geom_cb, rect);
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evas_object_event_callback_add(vd->layout, EVAS_CALLBACK_MOVE,
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layout_geom_cb, rect);
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evas_object_event_callback_add(vd->layout, EVAS_CALLBACK_DEL,
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layout_del_cb, rect);
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evas_object_event_callback_add(rect, EVAS_CALLBACK_MOUSE_MOVE,
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rect_mouse_move_cb, vd);
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vd->event_rect = rect;
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}
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static Eina_Bool
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view_obj_idler_cb(void *data)
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{
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view_data *vd = data;
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vd->base = base_create(vd->scroller);
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vd->layout = view_obj_create(vd, build_edj_path_get(), vd->group_name);
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view_obj_min_update(vd);
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view_scale_set(vd, edj_mgr_view_scale_get());
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event_layer_set(vd);
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elm_object_part_content_set(vd->base, "elm.swallow.content",
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vd->layout);
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elm_object_content_set(vd->scroller, vd->base);
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Eina_Bool ret;
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if (eo_do_ret(vd->enventor, ret, enventor_obj_dummy_swallow_get()))
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dummy_obj_new(vd->layout);
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vd->idler = NULL;
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if (vd->part_name) view_part_highlight_set(vd, vd->part_name);
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evas_object_smart_callback_call(vd->enventor, SIG_LIVE_VIEW_LOADED,
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(void*)edj_mgr_obj_get());
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return ECORE_CALLBACK_CANCEL;
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}
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/*****************************************************************************/
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/* Externally accessible calls */
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/*****************************************************************************/
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void
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view_dummy_set(view_data *vd, Eina_Bool dummy_swallow)
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{
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if (!vd) return;
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//Does view have dummy object?
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if (dummy_swallow) dummy_obj_new(vd->layout);
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else dummy_obj_del(vd->layout);
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}
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view_data *
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view_init(Evas_Object *enventor, const char *group,
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void (*del_cb)(void *data), void *data)
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{
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view_data *vd = calloc(1, sizeof(view_data));
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if (!vd)
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{
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EINA_LOG_ERR("Failed to allocate Memory!");
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return NULL;
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}
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vd->enventor = enventor;
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vd->scroller = view_scroller_create(enventor);
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vd->group_name = eina_stringshare_add(group);
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vd->idler = ecore_idler_add(view_obj_idler_cb, vd);
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vd->del_cb = del_cb;
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vd->data = data;
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view_part_highlight_set(vd, NULL);
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vd->monitor_event =
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ecore_event_handler_add(EIO_MONITOR_FILE_MODIFIED, edj_changed_cb, vd);
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/* Is this required?? Suddenly, something is changed and
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it won't successful with EIO_MONITOR_FILE_MODIFIED to reload the edj file
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since the file couldn't be accessed at the moment. To fix this problem,
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we check the ECORE_EXE_EVENT_DEL additionally. */
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vd->exe_del_event =
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ecore_event_handler_add(ECORE_EXE_EVENT_DEL, exe_del_event_cb, vd);
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vd->view_config_size.w = 0;
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vd->view_config_size.h = 0;
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return vd;
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}
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void
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view_term(view_data *vd)
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{
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if (!vd) return;
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eina_stringshare_del(vd->group_name);
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eina_stringshare_del(vd->part_name);
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if (vd->part_obj)
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evas_object_event_callback_del(vd->part_obj, EVAS_CALLBACK_DEL,
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part_obj_del_cb);
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evas_object_del(vd->scroller);
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ecore_idler_del(vd->idler);
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ecore_timer_del(vd->timer);
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eio_monitor_del(vd->edj_monitor);
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ecore_event_handler_del(vd->monitor_event);
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ecore_event_handler_del(vd->exe_del_event);
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free(vd);
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}
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Evas_Object *
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view_obj_get(view_data *vd)
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{
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return vd->scroller;
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}
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void
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view_program_run(view_data *vd, const char *program)
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{
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if (!vd) return;
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if (!program || !vd->layout) return;
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edje_edit_program_run(vd->layout, program);
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evas_object_smart_callback_call(vd->enventor, SIG_PROGRAM_RUN,
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(void*)program);
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}
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void
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view_part_highlight_set(view_data *vd, const char *part_name)
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{
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if (!vd) return;
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if (!vd->layout)
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{
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if (vd->idler) vd->part_name = eina_stringshare_add(part_name);
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return;
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}
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if (!part_name)
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{
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if (vd->part_highlight)
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{
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evas_object_del(vd->part_highlight);
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vd->part_highlight = NULL;
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}
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if (vd->part_name)
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{
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eina_stringshare_del(vd->part_name);
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vd->part_name = NULL;
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}
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return;
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}
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if (vd->part_obj && (vd->part_name == part_name)) return;
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Evas_Object *part_obj =
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(Evas_Object *) edje_object_part_object_get(vd->layout, part_name);
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if (!part_obj) return;
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//Delete the previous part callbacks
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if (vd->part_obj)
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{
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evas_object_event_callback_del(vd->part_obj, EVAS_CALLBACK_RESIZE,
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part_obj_geom_cb);
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evas_object_event_callback_del(vd->part_obj, EVAS_CALLBACK_MOVE,
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part_obj_geom_cb);
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evas_object_event_callback_del(vd->part_obj, EVAS_CALLBACK_DEL,
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part_obj_del_cb);
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}
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evas_object_event_callback_add(part_obj, EVAS_CALLBACK_RESIZE,
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part_obj_geom_cb, vd);
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evas_object_event_callback_add(part_obj, EVAS_CALLBACK_MOVE,
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part_obj_geom_cb, vd);
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evas_object_event_callback_add(part_obj, EVAS_CALLBACK_DEL, part_obj_del_cb,
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vd);
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vd->part_obj = part_obj;
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eina_stringshare_replace(&vd->part_name, part_name);
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part_obj_geom_cb(vd, evas_object_evas_get(vd->layout), part_obj, NULL);
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}
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Eina_Stringshare *
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view_group_name_get(view_data *vd)
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{
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return vd->group_name;
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}
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void *
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view_data_get(view_data *vd)
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{
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return vd->data;
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}
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void
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view_scale_set(view_data *vd, double scale)
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{
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if (!vd || !vd->layout) return;
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if (scale == edje_object_scale_get(vd->layout)) return;
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int pminw, pminh;
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evas_object_size_hint_min_get(vd->layout, &pminw, &pminh);
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Evas_Coord sx, sy, sw, sh;
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elm_scroller_region_get(vd->scroller, &sx, &sy, &sw, &sh);
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edje_object_scale_set(vd->layout, scale);
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view_obj_min_update(vd);
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//adjust scroller position according to the scale change.
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int minw, minh;
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evas_object_size_hint_min_get(vd->layout, &minw, &minh);
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//a. center position of the scroller
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double cx = ((double)sx + ((double)sw * 0.5));
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double cy = ((double)sy + ((double)sh * 0.5));
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//b. multiply scale value
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cx *= (1 + (((double)(minw - pminw))/pminw));
|
|
cy *= (1 + (((double)(minh - pminh))/pminh));
|
|
|
|
elm_scroller_region_show(vd->scroller, ((Evas_Coord) cx) - (sw / 2),
|
|
((Evas_Coord) cy) - (sh / 2), sw, sh);
|
|
}
|
|
|
|
void
|
|
view_size_set(view_data *vd, Evas_Coord w, Evas_Coord h)
|
|
{
|
|
if (!vd) return;
|
|
|
|
double scale = edj_mgr_view_scale_get();
|
|
|
|
vd->view_config_size.w = w;
|
|
vd->view_config_size.h = h;
|
|
|
|
evas_object_size_hint_min_set(vd->layout, ((double)w * scale),
|
|
((double)h * scale));
|
|
evas_object_size_hint_max_set(vd->layout, ((double)w * scale),
|
|
((double)h * scale));
|
|
}
|
|
|
|
void
|
|
view_size_get(view_data *vd, Evas_Coord *w, Evas_Coord *h)
|
|
{
|
|
if (!w || !h) return;
|
|
|
|
evas_object_geometry_get(vd->layout, NULL , NULL, w, h);
|
|
|
|
if (vd->view_config_size.w > 0)
|
|
*w = vd->view_config_size.w;
|
|
|
|
if (vd->view_config_size.h > 0)
|
|
*h = vd->view_config_size.h;
|
|
}
|
|
|
|
Eina_List *
|
|
view_parts_list_get(view_data *vd)
|
|
{
|
|
return edje_edit_parts_list_get(vd->layout);
|
|
}
|
|
|
|
Eina_List *
|
|
view_images_list_get(view_data *vd)
|
|
{
|
|
return edje_edit_images_list_get(vd->layout);
|
|
}
|
|
|
|
Eina_List *
|
|
view_programs_list_get(view_data *vd)
|
|
{
|
|
return edje_edit_programs_list_get(vd->layout);
|
|
}
|
|
|
|
Eina_List *
|
|
view_part_states_list_get(view_data *vd, const char *part)
|
|
{
|
|
return edje_edit_part_states_list_get(vd->layout, part);
|
|
}
|
|
|
|
Eina_List *
|
|
view_program_targets_get(view_data *vd, const char *prog)
|
|
{
|
|
return edje_edit_program_targets_get(vd->layout, prog);
|
|
}
|
|
|
|
void
|
|
view_string_list_free(Eina_List *list)
|
|
{
|
|
edje_edit_string_list_free(list);
|
|
}
|