enlightenment/ephoto
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ephoto
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ephoto/src/bin/ephoto_single_browser.c

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#include "ephoto.h"
#ifdef HAVE_LIBEXIF
#include <libexif/exif-data.h>
#endif
/* ROTATION is disabled until we do it properly, and properly means
* elm_photocam and elm_image rotates their images internally.
* Rotating the scroller is not correct and was rejected by Raster and others.
*/
#define ROTATION 1
#define HORIZONTAL 0
#define ZOOM_STEP 0.2
typedef struct _Ephoto_Single_Browser Ephoto_Single_Browser;
typedef struct _Ephoto_Viewer Ephoto_Viewer;
struct _Ephoto_Single_Browser
{
Ephoto *ephoto;
Evas_Object *layout;
Evas_Object *edje;
Evas_Object *viewer;
Evas_Object *toolbar;
struct {
Elm_Toolbar_Item *back;
Elm_Toolbar_Item *zoom_in;
Elm_Toolbar_Item *zoom_out;
Elm_Toolbar_Item *zoom_1;
Elm_Toolbar_Item *zoom_fit;
Elm_Toolbar_Item *go_first;
Elm_Toolbar_Item *go_prev;
Elm_Toolbar_Item *go_next;
Elm_Toolbar_Item *go_last;
#ifdef ROTATION
Elm_Toolbar_Item *rotate_counterclock;
Elm_Toolbar_Item *rotate_clock;
Elm_Toolbar_Item *flip_horiz;
Elm_Toolbar_Item *flip_vert;
#endif
Elm_Toolbar_Item *slideshow;
} action;
const char *pending_path;
Ephoto_Entry *entry;
Ephoto_Orient orient;
Eina_List *handlers;
Eina_List *entries;
Eina_List *current_index;
};
struct _Ephoto_Viewer
{
Evas_Object *scroller;
Evas_Object *image;
double zoom;
Eina_Bool fit:1;
};
static void _zoom_set(Ephoto_Single_Browser *sb, double zoom);
static void _zoom_in(Ephoto_Single_Browser *sb);
static void _zoom_out(Ephoto_Single_Browser *sb);
static Eina_Bool
_path_is_jpeg(const char *path_stringshared)
{
size_t len = eina_stringshare_strlen(path_stringshared);
const char *ext;
if (len < sizeof(".jpg")) return EINA_FALSE;
ext = path_stringshared + len - (sizeof(".jpg") - 1);
if (strcasecmp(ext, ".jpg") == 0) return EINA_TRUE;
if (len < sizeof(".jpeg")) return EINA_FALSE;
ext = path_stringshared + len - (sizeof(".jpeg") - 1);
if (strcasecmp(ext, ".jpeg") == 0) return EINA_TRUE;
return EINA_FALSE;
}
static void
_viewer_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Viewer *v = data;
free(v);
}
static Evas_Object *
_viewer_add(Evas_Object *parent, const char *path)
{
Ephoto_Viewer *v = calloc(1, sizeof(Ephoto_Viewer));
Evas_Object *obj;
Evas_Coord w, h;
int err;
EINA_SAFETY_ON_NULL_RETURN_VAL(v, NULL);
obj = v->scroller = elm_scroller_add(parent);
EINA_SAFETY_ON_NULL_GOTO(obj, error);
v->image = evas_object_image_filled_add(evas_object_evas_get(parent));
evas_object_image_file_set(v->image, path, NULL);
err = evas_object_image_load_error_get(v->image);
if (err != EVAS_LOAD_ERROR_NONE) goto load_error;
evas_object_image_size_get(v->image, &w, &h);
evas_object_size_hint_align_set(v->image, 0.5, 0.5);
evas_object_size_hint_weight_set(v->image, 1.0, 1.0);
evas_object_size_hint_min_set(v->image, w, h);
evas_object_size_hint_max_set(v->image, w, h);
evas_object_resize(v->image, w, h);
evas_object_show(v->image);
elm_scroller_content_set(obj, v->image);
evas_object_size_hint_weight_set(obj, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(obj, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_data_set(obj, "viewer", v);
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _viewer_del, v);
return obj;
load_error:
ERR("could not load image '%s': %s", path, evas_load_error_str(err));
evas_object_del(obj);
error:
free(v);
return NULL;
}
static void
_viewer_zoom_apply(Ephoto_Viewer *v, double zoom)
{
Evas_Coord w, h;
v->zoom = zoom;
evas_object_image_size_get(v->image, &w, &h);
w *= zoom;
h *= zoom;
evas_object_size_hint_min_set(v->image, w, h);
evas_object_size_hint_max_set(v->image, w, h);
}
static void
_viewer_zoom_fit_apply(Ephoto_Viewer *v)
{
Evas_Coord cw, ch, iw, ih;
double zx, zy, zoom;
evas_object_geometry_get(v->scroller, NULL, NULL, &cw, &ch);
evas_object_image_size_get(v->image, &iw, &ih);
if ((cw <= 0) || (ch <= 0)) return; /* object still not resized */
EINA_SAFETY_ON_TRUE_RETURN(iw <= 0);
EINA_SAFETY_ON_TRUE_RETURN(ih <= 0);
zx = (double)cw / (double)iw;
zy = (double)ch / (double)ih;
zoom = (zx < zy) ? zx : zy;
_viewer_zoom_apply(v, zoom);
}
static void
_viewer_resized(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
_viewer_zoom_fit_apply(data);
}
static void
_viewer_zoom_set(Evas_Object *obj, double zoom)
{
Ephoto_Viewer *v = evas_object_data_get(obj, "viewer");
EINA_SAFETY_ON_NULL_RETURN(v);
_viewer_zoom_apply(v, zoom);
if (v->fit)
{
evas_object_event_callback_del_full
(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
v->fit = EINA_FALSE;
}
}
static double
_viewer_zoom_get(Evas_Object *obj)
{
Ephoto_Viewer *v = evas_object_data_get(obj, "viewer");
EINA_SAFETY_ON_NULL_RETURN_VAL(v, 0.0);
return v->zoom;
}
static void
_viewer_zoom_fit(Evas_Object *obj)
{
Ephoto_Viewer *v = evas_object_data_get(obj, "viewer");
EINA_SAFETY_ON_NULL_RETURN(v);
if (v->fit) return;
v->fit = EINA_TRUE;
evas_object_event_callback_add
(v->scroller, EVAS_CALLBACK_RESIZE, _viewer_resized, v);
_viewer_zoom_fit_apply(v);
}
static void
_orient_apply(Ephoto_Single_Browser *sb)
{
#ifdef ROTATION
unsigned int *im_data, *im_data_new;
int inde, ind, i, j, ni, nj, ew, eh, nw, nh;
Ephoto_Viewer *v = evas_object_data_get(sb->viewer, "viewer");
im_data = evas_object_image_data_get(v->image, FALSE);
evas_object_image_size_get(v->image, &ew, &eh);
inde = 0;
switch (sb->orient)
{
case EPHOTO_ORIENT_90:
im_data_new = malloc(sizeof(unsigned int) * ew * eh);
nw = eh;
nh = ew;
for (i = 0; i < nh; i++)
{
for (j = 0; j < nw; j++)
{
ni = nw - j - 1;
nj = i;
ind = ni * nh + nj;
im_data_new[inde] = im_data[ind];
inde++;
}
}
evas_object_image_size_set(v->image, nw, nh);
evas_object_image_data_set(v->image, im_data_new);
evas_object_image_data_update_add(v->image, 0, 0, nw, nh);
_viewer_zoom_fit_apply(v);
break;
case EPHOTO_ORIENT_270:
im_data_new = malloc(sizeof(unsigned int) * ew * eh);
nw = eh;
nh = ew;
for (i = 0; i < nh; i++)
{
for (j = 0; j < nw; j++)
{
ni = j;
nj = nh - i - 1;
ind = ni * nh + nj;
im_data_new[inde] = im_data[ind];
inde++;
}
}
evas_object_image_size_set(v->image, nw, nh);
evas_object_image_data_set(v->image, im_data_new);
evas_object_image_data_update_add(v->image, 0, 0, nw, nh);
_viewer_zoom_fit_apply(v);
break;
case EPHOTO_ORIENT_FLIP_HORIZ:
im_data_new = malloc(sizeof(unsigned int) * ew * eh);
for (i = 0; i < eh; i++)
{
for (j = 0; j < ew; j++)
{
ni = i;
nj = ew - j - 1;
ind = ni * ew + nj;
im_data_new[inde] = im_data[ind];
inde++;
}
}
evas_object_image_size_set(v->image, ew, eh);
evas_object_image_data_set(v->image, im_data_new);
evas_object_image_data_update_add(v->image, 0, 0, ew, eh);
break;
case EPHOTO_ORIENT_FLIP_VERT:
im_data_new = malloc(sizeof(unsigned int) * ew * eh);
for (i = 0; i < eh; i++)
{
for (j = 0; j < ew; j++)
{
ni = eh - i - 1;
nj = j;
ind = ni * ew + nj;
im_data_new[inde] = im_data[ind];
inde++;
}
}
evas_object_image_size_set(v->image, ew, eh);
evas_object_image_data_set(v->image, im_data_new);
evas_object_image_data_update_add(v->image, 0, 0, ew, eh);
break;
default:
return;
}
#else
(void)sb;
#endif
}
#ifdef ROTATION
static void
_rotate_counterclock(Ephoto_Single_Browser *sb)
{
sb->orient = EPHOTO_ORIENT_270;
_orient_apply(sb);
}
static void
_rotate_clock(Ephoto_Single_Browser *sb)
{
sb->orient = EPHOTO_ORIENT_90;
_orient_apply(sb);
}
static void
_flip_horiz(Ephoto_Single_Browser *sb)
{
sb->orient = EPHOTO_ORIENT_FLIP_HORIZ;
_orient_apply(sb);
}
static void
_flip_vert(Ephoto_Single_Browser *sb)
{
sb->orient = EPHOTO_ORIENT_FLIP_VERT;
_orient_apply(sb);
}
#endif
static void
_mouse_wheel(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
{
Ephoto_Single_Browser *sb = data;
Evas_Event_Mouse_Wheel *ev = event_info;
if (!evas_key_modifier_is_set(ev->modifiers, "Control")) return;
if (ev->z > 0) _zoom_in(sb);
else _zoom_out(sb);
}
static Ephoto_Entry *
_first_entry_find(Ephoto_Single_Browser *sb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(sb->ephoto, NULL);
return eina_list_nth(sb->entries, 0);
}
static Ephoto_Entry *
_last_entry_find(Ephoto_Single_Browser *sb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(sb->ephoto, NULL);
return eina_list_data_get(eina_list_last(sb->entries));
}
static void
_ephoto_single_browser_toolbar_eval(Ephoto_Single_Browser *sb)
{
if (!sb->entry)
{
elm_toolbar_item_disabled_set(sb->action.go_first, EINA_TRUE);
elm_toolbar_item_disabled_set(sb->action.go_prev, EINA_TRUE);
elm_toolbar_item_disabled_set(sb->action.go_next, EINA_TRUE);
elm_toolbar_item_disabled_set(sb->action.go_last, EINA_TRUE);
elm_toolbar_item_disabled_set(sb->action.slideshow, EINA_TRUE);
}
else
{
Eina_Bool is_first = sb->entry == _first_entry_find(sb);
Eina_Bool is_last = sb->entry == _last_entry_find(sb);
elm_toolbar_item_disabled_set(sb->action.go_first, is_first);
elm_toolbar_item_disabled_set(sb->action.go_prev, is_first);
elm_toolbar_item_disabled_set(sb->action.go_next, is_last);
elm_toolbar_item_disabled_set(sb->action.go_last, is_last);
elm_toolbar_item_disabled_set(sb->action.slideshow, EINA_FALSE);
}
}
Ephoto_Orient
ephoto_file_orient_get(const char *path)
{
#ifndef HAVE_LIBEXIF
return EPHOTO_ORIENT_0;
#else
Ephoto_Orient orient = EPHOTO_ORIENT_0;
ExifData *exif;
ExifEntry *entry;
ExifByteOrder bo;
if (!_path_is_jpeg(path)) return orient;
exif = exif_data_new_from_file(path);
if (!exif) goto end;
bo = exif_data_get_byte_order(exif);
entry = exif_data_get_entry(exif, EXIF_TAG_ORIENTATION);
if (!entry) goto end_entry;
orient = exif_get_short(entry->data, bo);
DBG("orient=%d", orient);
if ((orient < 1) || (orient > 8))
{
ERR("exif orient not supported: %d", orient);
orient = EPHOTO_ORIENT_0;
}
end_entry:
exif_data_free(exif);
end:
return orient;
#endif
}
static void
_ephoto_single_browser_recalc(Ephoto_Single_Browser *sb)
{
if (sb->viewer)
{
evas_object_del(sb->viewer);
sb->viewer = NULL;
}
if (sb->entry)
{
const char *bname = ecore_file_file_get(sb->entry->path);
sb->viewer = _viewer_add(sb->layout, sb->entry->path);
elm_layout_content_set
(sb->layout, "ephoto.content.swallow", sb->viewer);
evas_object_show(sb->viewer);
evas_object_event_callback_add
(sb->viewer, EVAS_CALLBACK_MOUSE_WHEEL, _mouse_wheel, sb);
// edje_object_part_text_set(sb->edje, "elm.text.title", bname);
ephoto_title_set(sb->ephoto, bname);;
}
elm_object_focus(sb->layout);
_ephoto_single_browser_toolbar_eval(sb);
}
static void
_zoom_set(Ephoto_Single_Browser *sb, double zoom)
{
DBG("zoom %f", zoom);
if (zoom <= 0.0) return;
_viewer_zoom_set(sb->viewer, zoom);
}
static void
_zoom_fit(Ephoto_Single_Browser *sb)
{
if (sb->viewer) _viewer_zoom_fit(sb->viewer);
}
static void
_zoom_in(Ephoto_Single_Browser *sb)
{
double change = (1.0 + ZOOM_STEP);
_viewer_zoom_set(sb->viewer, _viewer_zoom_get(sb->viewer) * change);
}
static void
_zoom_out(Ephoto_Single_Browser *sb)
{
double change = (1.0 - ZOOM_STEP);
_viewer_zoom_set(sb->viewer, _viewer_zoom_get(sb->viewer) * change);
}
static void
_zoom_in_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.zoom_in, EINA_FALSE);
_zoom_in(sb);
}
static void
_zoom_out_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.zoom_out, EINA_FALSE);
_zoom_out(sb);
}
static void
_zoom_1_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.zoom_1, EINA_FALSE);
_zoom_set(sb, 1.0);
}
static void
_zoom_fit_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.zoom_fit, EINA_FALSE);
_zoom_fit(sb);
}
static void
_next_entry(Ephoto_Single_Browser *sb)
{
Eina_List *next;
Ephoto_Entry *entry = NULL;
EINA_SAFETY_ON_NULL_RETURN(sb->entry);
next = eina_list_next(sb->current_index);
if (!eina_list_data_get(next))
next = eina_list_nth_list(sb->entries, 0);
entry = eina_list_data_get(next);
if (entry)
{
DBG("next is '%s'", entry->path);
ephoto_single_browser_entry_set(sb->layout, entry);
}
}
static void
_prev_entry(Ephoto_Single_Browser *sb)
{
Eina_List *prev;
Ephoto_Entry *entry = NULL;
EINA_SAFETY_ON_NULL_RETURN(sb->entry);
prev = eina_list_prev(sb->current_index);
if (!eina_list_data_get(prev))
prev = eina_list_last(sb->entries);
entry = eina_list_data_get(prev);
if (entry)
{
DBG("prev is '%s'", entry->path);
ephoto_single_browser_entry_set(sb->layout, entry);
}
}
static void
_first_entry(Ephoto_Single_Browser *sb)
{
Ephoto_Entry *entry = _first_entry_find(sb);
if (!entry) return;
DBG("first is '%s'", entry->path);
ephoto_single_browser_entry_set(sb->layout, entry);
}
static void
_last_entry(Ephoto_Single_Browser *sb)
{
Ephoto_Entry *entry = _last_entry_find(sb);
if (!entry) return;
DBG("last is '%s'", entry->path);
ephoto_single_browser_entry_set(sb->layout, entry);
}
static void
_go_first(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.go_first, EINA_FALSE);
_first_entry(sb);
}
static void
_go_prev(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.go_prev, EINA_FALSE);
_prev_entry(sb);
}
static void
_go_next(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.go_next, EINA_FALSE);
_next_entry(sb);
}
static void
_go_last(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.go_last, EINA_FALSE);
_last_entry(sb);
}
#ifdef ROTATION
static void
_go_rotate_counterclock(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.rotate_counterclock, EINA_FALSE);
_rotate_counterclock(sb);
}
static void
_go_rotate_clock(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.rotate_clock, EINA_FALSE);
_rotate_clock(sb);
}
static void
_go_flip_horiz(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.flip_horiz, EINA_FALSE);
_flip_horiz(sb);
}
static void
_go_flip_vert(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.flip_vert, EINA_FALSE);
_flip_vert(sb);
}
#endif
static void
_slideshow(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.slideshow, EINA_FALSE);
if (sb->entry)
evas_object_smart_callback_call(sb->layout, "slideshow", sb->entry);
}
static void
_back(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
elm_toolbar_item_selected_set(sb->action.back, EINA_FALSE);
evas_object_smart_callback_call(sb->layout, "back", sb->entry);
}
static void
_key_down(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
{
Ephoto_Single_Browser *sb = data;
Evas_Event_Key_Down *ev = event_info;
Eina_Bool ctrl = evas_key_modifier_is_set(ev->modifiers, "Control");
Eina_Bool shift = evas_key_modifier_is_set(ev->modifiers, "Shift");
const char *k = ev->keyname;
DBG("key pressed '%s'", k);
if (ctrl)
{
if ((!strcmp(k, "plus")) || (!strcmp(k, "equal")))
_zoom_in(sb);
else if (!strcmp(k, "minus"))
_zoom_out(sb);
else if (!strcmp(k, "0"))
{
if (shift) _zoom_fit(sb);
else _zoom_set(sb, 1.0);
}
return;
}
if (!strcmp(k, "Escape"))
evas_object_smart_callback_call(sb->layout, "back", sb->entry);
else if (!strcmp(k, "Left") || !strcmp(k, "BackSpace"))
_prev_entry(sb);
else if (!strcmp(k, "Right") || !strcmp(k, "space"))
_next_entry(sb);
else if (!strcmp(k, "Home"))
_first_entry(sb);
else if (!strcmp(k, "End"))
_last_entry(sb);
#if ROTATION
else if (!strcmp(k, "bracketleft"))
{
if (!shift) _rotate_counterclock(sb);
else _flip_horiz(sb);
}
else if (!strcmp(k, "bracketright"))
{
if (!shift) _rotate_clock(sb);
else _flip_vert(sb);
}
#endif
else if (!strcmp(k, "F5"))
{
if (sb->entry)
evas_object_smart_callback_call(sb->layout, "slideshow", sb->entry);
}
}
static void
_entry_free(void *data, const Ephoto_Entry *entry __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
sb->entry = NULL;
}
static void
_layout_del(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
Ecore_Event_Handler *handler;
EINA_LIST_FREE(sb->handlers, handler)
ecore_event_handler_del(handler);
if (sb->entry)
ephoto_entry_free_listener_del(sb->entry, _entry_free, sb);
if (sb->pending_path)
eina_stringshare_del(sb->pending_path);
free(sb);
}
static Elm_Toolbar_Item *
_toolbar_item_add(Ephoto_Single_Browser *sb, const char *icon, const char *label, int priority, Evas_Smart_Cb cb)
{
Elm_Toolbar_Item *item = elm_toolbar_item_append(sb->toolbar, icon, label,
cb, sb);
elm_toolbar_item_priority_set(item, priority);
return item;
}
static Elm_Toolbar_Item *
_toolbar_item_separator_add(Ephoto_Single_Browser *sb)
{
Elm_Toolbar_Item *it = elm_toolbar_item_append
(sb->toolbar, NULL, NULL, NULL, NULL);
elm_toolbar_item_separator_set(it, EINA_TRUE);
return it;
}
static Eina_Bool
_ephoto_single_populate_end(void *data, int type __UNUSED__, void *event __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
_ephoto_single_browser_toolbar_eval(sb);
return ECORE_CALLBACK_PASS_ON;
}
static Eina_Bool
_ephoto_single_entry_create(void *data, int type __UNUSED__, void *event __UNUSED__)
{
Ephoto_Single_Browser *sb = data;
Ephoto_Event_Entry_Create *ev = event;
Ephoto_Entry *e;
e = ev->entry;
if (!sb->entry && sb->pending_path && e->path == sb->pending_path)
{
DBG("Adding entry %p for path %s", e, sb->pending_path);
eina_stringshare_del(sb->pending_path);
sb->pending_path = NULL;
ephoto_single_browser_entry_set(sb->ephoto->single_browser, e);
}
return ECORE_CALLBACK_PASS_ON;
}
Evas_Object *
ephoto_single_browser_add(Ephoto *ephoto, Evas_Object *parent)
{
Evas_Object *layout = elm_layout_add(parent);
Ephoto_Single_Browser *sb;
EINA_SAFETY_ON_NULL_RETURN_VAL(layout, NULL);
sb = calloc(1, sizeof(Ephoto_Single_Browser));
EINA_SAFETY_ON_NULL_GOTO(sb, error);
sb->ephoto = ephoto;
sb->layout = layout;
sb->edje = elm_layout_edje_get(layout);
evas_object_event_callback_add(layout, EVAS_CALLBACK_DEL, _layout_del, sb);
evas_object_event_callback_add
(layout, EVAS_CALLBACK_KEY_DOWN, _key_down, sb);
evas_object_data_set(layout, "single_browser", sb);
edje_object_signal_callback_add
(sb->edje, "mouse,clicked,1", "toolbar_event", auto_hide_toolbar, sb->ephoto);
if (!elm_layout_file_set
(layout, PACKAGE_DATA_DIR "/themes/default/ephoto.edj",
"ephoto/layout/simple/autohide"))
{
ERR("could not load style 'ephoto/layout/simple/autohide' from theme");
goto error;
}
sb->toolbar = elm_toolbar_add(sb->layout);
elm_toolbar_homogenous_set(sb->toolbar, EINA_FALSE);
elm_toolbar_mode_shrink_set(sb->toolbar, ELM_TOOLBAR_SHRINK_MENU);
elm_toolbar_menu_parent_set(sb->toolbar, parent);
evas_object_size_hint_weight_set(sb->toolbar, 0.0, 0.0);
evas_object_size_hint_align_set(sb->toolbar, EVAS_HINT_FILL, 0.0);
sb->action.back = _toolbar_item_add
(sb, "edit-undo", "Back", 200, _back);
_toolbar_item_separator_add(sb);
sb->action.slideshow = _toolbar_item_add
(sb, "media-playback-start", "Slideshow", 150, _slideshow);
sb->action.zoom_in = _toolbar_item_add
(sb, "zoom-in", "Zoom In", 100, _zoom_in_cb);
sb->action.zoom_out = _toolbar_item_add
(sb, "zoom-out", "Zoom Out", 80, _zoom_out_cb);
sb->action.zoom_1 = _toolbar_item_add
(sb, "zoom-original", "Zoom 1:1", 50, _zoom_1_cb);
sb->action.zoom_fit = _toolbar_item_add
(sb, "zoom-fit-best", "Zoom Fit", 40, _zoom_fit_cb);
_toolbar_item_separator_add(sb);
sb->action.go_first = _toolbar_item_add(sb, "go-first", "First", 50, _go_first);
sb->action.go_prev = _toolbar_item_add
(sb, "go-previous", "Previous", 100, _go_prev);
sb->action.go_next = _toolbar_item_add(sb, "go-next", "Next", 50, _go_next);
sb->action.go_last = _toolbar_item_add(sb, "go-last", "Last", 50, _go_last);
_toolbar_item_separator_add(sb);
#ifdef ROTATION
sb->action.rotate_counterclock = _toolbar_item_add
(sb, "object-rotate-left", "Rotate Left", 50, _go_rotate_counterclock);
sb->action.rotate_clock = _toolbar_item_add
(sb, "object-rotate-right", "Rotate Right", 30, _go_rotate_clock);
sb->action.flip_horiz = _toolbar_item_add
(sb, "object-flip-horizontal", "Flip Horiz.", 30, _go_flip_horiz);
sb->action.flip_vert = _toolbar_item_add
(sb, "object-flip-vertical", "Flip Vert.", 30, _go_flip_vert);
elm_toolbar_item_tooltip_text_set
(sb->action.rotate_counterclock,
"Rotate object to the left (counter-clockwise)");
elm_toolbar_item_tooltip_text_set
(sb->action.rotate_clock, "Rotate object to the right (clockwise)");
elm_toolbar_item_tooltip_text_set
(sb->action.flip_horiz, "Flip object horizontally");
elm_toolbar_item_tooltip_text_set
(sb->action.flip_vert, "Flip object vertically");
#endif
_ephoto_single_browser_toolbar_eval(sb);
elm_layout_content_set
(sb->layout, "ephoto.toolbar.swallow", sb->toolbar);
evas_object_show(sb->toolbar);
sb->handlers = eina_list_append
(sb->handlers, ecore_event_handler_add
(EPHOTO_EVENT_POPULATE_END, _ephoto_single_populate_end, sb));
sb->handlers = eina_list_append
(sb->handlers, ecore_event_handler_add
(EPHOTO_EVENT_ENTRY_CREATE, _ephoto_single_entry_create, sb));
return layout;
error:
evas_object_del(layout);
return NULL;
}
void
ephoto_single_browser_entry_set(Evas_Object *obj, Ephoto_Entry *entry)
{
Ephoto_Single_Browser *sb = evas_object_data_get(obj, "single_browser");
Eina_List *l;
Ephoto_Entry *itr;
Eina_Bool same_file = EINA_FALSE;
EINA_SAFETY_ON_NULL_RETURN(sb);
DBG("entry %p, was %p", entry, sb->entry);
if (sb->entry)
{
ephoto_entry_free_listener_del(sb->entry, _entry_free, sb);
if (entry && entry->path == sb->entry->path)
same_file = EINA_TRUE;
}
sb->entry = entry;
if (entry)
ephoto_entry_free_listener_add(entry, _entry_free, sb);
if (!sb->entry || same_file)
_ephoto_single_browser_toolbar_eval(sb);
else
{
_ephoto_single_browser_recalc(sb);
_zoom_fit(sb);
}
eina_list_free(sb->entries);
sb->entries = NULL;
EINA_LIST_FOREACH(sb->ephoto->entries, l, itr)
{
sb->entries = eina_list_append(sb->entries, itr);
if (itr == entry) sb->current_index = eina_list_last(sb->entries);
}
}
void
ephoto_single_browser_path_pending_set(Evas_Object *obj, const char *path)
{
Ephoto_Single_Browser *sb = evas_object_data_get(obj, "single_browser");
EINA_SAFETY_ON_NULL_RETURN(sb);
DBG("Setting pending path '%s'", path);
sb->pending_path = eina_stringshare_add(path);
}
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