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enlightenment/src/iconbar.c

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#include "debug.h"
#include "iconbar.h"
#include "util.h"
#include "desktops.h"
#include "border.h"
static E_Config_Base_Type *cf_iconbar = NULL;
static E_Config_Base_Type *cf_iconbar_icon = NULL;
static Evas_List iconbars = NULL;
/* internal func (iconbar use only) prototypes */
static void e_ib_bit_down_cb(void *data, Ebits_Object o, char *class, int bt, int x, int y, int ox, int oy, int ow, int oh);
static void e_ib_bit_up_cb(void *data, Ebits_Object o, char *class, int bt, int x, int y, int ox, int oy, int ow, int oh);
static void ib_reload_timeout(int val, void *data);
static void ib_scroll_timeout(int val, void *data);
static void ib_timeout(int val, void *data);
static void ib_cancel_launch_timeout(int val, void *data);
static void ib_bits_show(void *data);
static void ib_bits_hide(void *data);
static void ib_bits_move(void *data, double x, double y);
static void ib_bits_resize(void *data, double w, double h);
static void ib_bits_raise(void *data);
static void ib_bits_lower(void *data);
static void ib_bits_set_layer(void *data, int l);
static void ib_bits_set_clip(void *data, Evas_Object clip);
static void ib_bits_set_color_class(void *data, char *cc, int r, int g, int b, int a);
static void ib_bits_get_min_size(void *data, double *w, double *h);
static void ib_bits_get_max_size(void *data, double *w, double *h);
static void ib_mouse_in(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y);
static void ib_mouse_out(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y);
static void ib_mouse_down(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y);
static void ib_mouse_up(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y);
static void e_iconbar_icon_cleanup(E_Iconbar_Icon *ic);
static void ib_child_handle(Ecore_Event *ev);
/* NB: comments here for illustration & helping people understand E's code */
/* This is a start of the comments. if you feel they are not quite good */
/* as you figure things out and if you think they could be more helpful */
/* please feel free to add to them to make them easier to read and be more */
/* helpful. */
/* static internal - called when iconbar bit has a mouse button pressed */
/* on it */
static void
e_ib_bit_down_cb(void *data, Ebits_Object o, char *class, int bt, int x, int y, int ox, int oy, int ow, int oh)
{
E_Iconbar *ib;
D_ENTER;
ib = (E_Iconbar *)data;
if (!class) D_RETURN;
if (!strcmp(class, "Scrollbar_Arrow1"))
ib_scroll_timeout(8, ib);
else if (!strcmp(class, "Scrollbar_Arrow2"))
ib_scroll_timeout(-8, ib);
else if (!strcmp(class, "Scrollbar_Trough"))
{
}
D_RETURN;
}
/* static internal - called when iconbar bit has a mouse button released */
/* on it */
static void
e_ib_bit_up_cb(void *data, Ebits_Object o, char *class, int bt, int x, int y, int ox, int oy, int ow, int oh)
{
E_Iconbar *ib;
D_ENTER;
ib = (E_Iconbar *)data;
if (!class) D_RETURN;
if (!strcmp(class, "Scrollbar_Arrow1"))
ib_scroll_timeout(0, ib);
else if (!strcmp(class, "Scrollbar_Arrow2"))
ib_scroll_timeout(0, ib);
else if (!strcmp(class, "Scrollbar_Trough"))
{
}
D_RETURN;
}
/**
* e_iconbar_cleanup - Iconbar destructor.
* @ib: The iconbar to be cleaned up.
*
* How do we free these pesky little urchins...
*/
static void
e_iconbar_cleanup(E_Iconbar *ib)
{
char buf[PATH_MAX];
D_ENTER;
/* remove from our list */
iconbars = evas_list_remove(iconbars, ib);
/* save scroll position */
/* tell the view we attached to that somehting in it changed. this way */
/* the view will now it needs to redraw */
ib->view->changed = 1;
/* free up our ebits */
if (ib->bit) ebits_free(ib->bit);
/* if we have any icons... */
if (ib->icons)
{
Evas_List l;
/* go thru the list of icon and unref each one.. ie - free it */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
e_object_unref(E_OBJECT(ic));
}
/* free the list itself */
evas_list_free(ib->icons);
}
/* cleaup the clip object */
if ((ib->view) && (ib->view->evas) && (ib->clip))
evas_del_object(ib->view->evas, ib->clip);
/* delete any timers intended to work on this iconbar */
sprintf(buf, "iconbar_reload:%s", ib->view->dir);
ecore_del_event_timer(buf);
sprintf(buf, "iconbar_scroll:%s", ib->view->dir);
ecore_del_event_timer(buf);
/* call the destructor of the base class */
e_object_cleanup(E_OBJECT(ib));
D_RETURN;
}
/**
* e_iconbar_init - Init function
*
* Initialises the iconbar system
*/
void
e_iconbar_init()
{
D_ENTER;
/* we set up config structure and types so the config system can just */
/* read a db and dump it right into memory - including lists of stuff */
/* a new config type - an iconbar icon */
cf_iconbar_icon = e_config_type_new();
/* this is a member of the iconbar icon struct we want the config system */
/* to get from the db for us. the key is "exec". the type is a string */
/* the struct memebr is exec. the default value is "". see the config.h */
/* header for more info */
E_CONFIG_NODE(cf_iconbar_icon, "exec", E_CFG_TYPE_STR, NULL, E_Iconbar_Icon, exec, 0, 0, "");
E_CONFIG_NODE(cf_iconbar_icon, "wait", E_CFG_TYPE_INT, NULL, E_Iconbar_Icon, wait, 0, 0, "");
E_CONFIG_NODE(cf_iconbar_icon, "wait_timeout", E_CFG_TYPE_FLOAT, NULL, E_Iconbar_Icon, wait_timeout, 0, 0, "");
/* this memebr will be replaced by the relative key path in the db as a */
/* string */
E_CONFIG_NODE(cf_iconbar_icon, "image", E_CFG_TYPE_KEY, NULL, E_Iconbar_Icon, image_path, 0, 0, "");
/* a new config type - in this case the iconbar istelf. the only thing we */
/* want the config system to do it fill it with iconbar icon members in */
/* the list */
cf_iconbar = e_config_type_new();
E_CONFIG_NODE(cf_iconbar, "icons", E_CFG_TYPE_LIST, cf_iconbar_icon, E_Iconbar, icons, 0, 0, NULL);
E_CONFIG_NODE(cf_iconbar, "scroll", E_CFG_TYPE_FLOAT, NULL, E_Iconbar, scroll, 0, 0, NULL);
ecore_event_filter_handler_add(ECORE_EVENT_CHILD, ib_child_handle);
D_RETURN;
}
/**
* e_iconbar_new - Iconbar constructor
* @v: The view for which an iconbar is to be constructed
*/
E_Iconbar *
e_iconbar_new(E_View *v)
{
Evas_List l;
char buf[PATH_MAX];
E_Iconbar *ib;
D_ENTER;
/* first we want to load the iconbar data itself - ie the config info */
/* for what icons we have and what they execute */
sprintf(buf, "%s/.e_iconbar.db", v->dir);
/* use the config system to simply load up the db and start making */
/* structs and lists and stuff for us... we told it how to in init */
ib = e_config_load(buf, "", cf_iconbar);
/* flush image cache */
{
if (v->evas)
{
int size;
size = evas_get_image_cache(v->evas);
evas_set_image_cache(v->evas, 0);
evas_set_image_cache(v->evas, size);
}
}
/* flush edb cached handled */
e_db_flush();
/* no iconbar config loaded ? return NULL */
if (!ib) D_RETURN_(NULL);
/* now that the config system has doe the loading. we need to init the */
/* object and set up ref counts and free method */
e_object_init(E_OBJECT(ib), (E_Cleanup_Func) e_iconbar_cleanup);
/* the iconbar needs to know what view it's in */
ib->view = v;
/* clip object = NULL */
ib->clip = NULL;
/* reset has been scrolled flag */
ib->has_been_scrolled = 0;
/* now go thru all the icons that were loaded */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
/* and init the iocnbar icon object */
e_object_init(E_OBJECT(ic), (E_Cleanup_Func) e_iconbar_icon_cleanup);
/* and have the iconbar icon know what iconbar it belongs to */
ic->iconbar = ib;
}
/* now we need to load up a bits file that tells us where in the view the */
/* iconbar is meant to go. same place. just a slightly different name */
sprintf(buf, "%s/.e_iconbar.bits.db", v->dir);
ib->bit = ebits_load(buf);
/* we didn't find one? */
if (!ib->bit)
{
/* unref the iconbar (and thus it will get freed and all icons in it */
e_object_unref(E_OBJECT(ib));
/* return NULL - no iconbar worth doing here if we don't know where */
/* to put it */
D_RETURN_(NULL);
}
ebits_set_classed_bit_callback(ib->bit, "Scrollbar_Arrow1", CALLBACK_MOUSE_DOWN, e_ib_bit_down_cb, ib);
ebits_set_classed_bit_callback(ib->bit, "Scrollbar_Arrow1", CALLBACK_MOUSE_UP, e_ib_bit_up_cb, ib);
ebits_set_classed_bit_callback(ib->bit, "Scrollbar_Arrow2", CALLBACK_MOUSE_DOWN, e_ib_bit_down_cb, ib);
ebits_set_classed_bit_callback(ib->bit, "Scrollbar_Arrow2", CALLBACK_MOUSE_UP, e_ib_bit_up_cb, ib);
/* add to our list of iconbars */
iconbars = evas_list_append(iconbars, ib);
/* aaah. our nicely constructed iconbar data struct with all the goodies */
/* we need. return it. she's ready for use. */
D_RETURN_(ib);
}
/**
* e_iconbar_icon_cleanup -- Iconbar icon destructor
* @ic: The icon that is to be freed
*/
static void
e_iconbar_icon_cleanup(E_Iconbar_Icon *ic)
{
D_ENTER;
/* if we have an imageobject. nuke it */
if (ic->image) evas_del_object(ic->iconbar->view->evas, ic->image);
/* free strings ... if they exist */
IF_FREE(ic->image_path);
IF_FREE(ic->exec);
/* stop the timer for this icon */
if (ic->hi.timer)
{
ecore_del_event_timer(ic->hi.timer);
FREE(ic->hi.timer);
}
if (ic->hi.image) evas_del_object(ic->iconbar->view->evas, ic->hi.image);
if (ic->launch_id_cb)
{
e_exec_broadcast_cb_del(ic->launch_id_cb);
ic->launch_id_cb = NULL;
}
if (ic->launch_id)
{
char buf[PATH_MAX];
sprintf(buf, "iconbar_launch_wait:%i", ic->launch_id);
ecore_del_event_timer(buf);
ic->launch_id = 0;
}
/* Call the destructor of the base class */
e_object_cleanup(E_OBJECT(ic));
D_RETURN;
}
/**
* e_iconbar_realize - Iconbar initialization.
* @ib: The iconbar to initalize
*
* Turns an iconbar into more than a
* structure of config data -- actually create evas objcts
* we can do something visual with
*/
void
e_iconbar_realize(E_Iconbar *ib)
{
Evas_List l;
D_ENTER;
/* create clip object */
ib->clip = evas_add_rectangle(ib->view->evas);
evas_set_color(ib->view->evas, ib->clip, 255, 255, 255, 255);
/* go thru every icon in the iconbar */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
char buf[PATH_MAX];
ic = l->data;
/* set the path of the image to load to be the iconbar db plus */
/* the path of the key to the image memebr - that is actually */
/* a lump of image data inlined in the iconbar db - so the icons */
/* themselves follow the iconbar wherever it goes */
sprintf(buf, "%s/.e_iconbar.db:%s", ib->view->dir, ic->image_path);
/* add the icon image object */
ic->image = evas_add_image_from_file(ib->view->evas, buf);
/* clip the icon */
evas_set_clip(ib->view->evas, ic->image, ib->clip);
/* set it to be semi-transparent */
evas_set_color(ib->view->evas, ic->image, 255, 255, 255, 128);
/* set up callbacks on events - so the ib_* functions will be */
/* called when the corresponding event happens to the icon */
evas_callback_add(ib->view->evas, ic->image, CALLBACK_MOUSE_IN, ib_mouse_in, ic);
evas_callback_add(ib->view->evas, ic->image, CALLBACK_MOUSE_OUT, ib_mouse_out, ic);
evas_callback_add(ib->view->evas, ic->image, CALLBACK_MOUSE_DOWN, ib_mouse_down, ic);
evas_callback_add(ib->view->evas, ic->image, CALLBACK_MOUSE_UP, ib_mouse_up, ic);
}
/* add the ebit we loaded to the evas the iconbar exists in - now the */
/* ebit is more than just structures as well. */
ebits_add_to_evas(ib->bit, ib->view->evas);
/* aaaaaaaaah. the magic of being able to replace a named bit in an ebit */
/* (in this case we expect a bit called "Icons" to exist - the user will */
/* have added a bit called this into the ebit to indicate where he/she */
/* wants icons to go. we basically replace this bit with a virtual set */
/* of callbacks that ebits will call if this bit is to be moved, resized */
/* shown, hidden, raised, lowered etc. we provide the callbacks. */
ebits_set_named_bit_replace(ib->bit, "Icons",
ib_bits_show,
ib_bits_hide,
ib_bits_move,
ib_bits_resize,
ib_bits_raise,
ib_bits_lower,
ib_bits_set_layer,
ib_bits_set_clip,
ib_bits_set_color_class,
ib_bits_get_min_size,
ib_bits_get_max_size,
ib);
/* now move this ebit to a really high layer.. so its ontop of a lot */
ebits_set_layer(ib->bit, 10000);
/* and now call "fix" - i called it fix cause it does a few things... */
/* but fixes the iconbar so its the size of the view, in the right */
/* place and arranges the icons in their right spots */
e_iconbar_fix(ib);
D_RETURN;
}
/**
* e_iconbar_get_length - get lenght of the icons in the iconbar
* @ib: The iconbar for which to fix the geometry
*
* This functionc alculates the length of the iconbar (either horizontal)
* or vertical - and returns that.
*
*/
double
e_iconbar_get_length(E_Iconbar *ib)
{
double ix, iy, aw, ah;
double len;
Evas_List l;
D_ENTER;
/* init len */
len = 0;
/* find icon area geometry */
ix = ib->icon_area.x;
iy = ib->icon_area.y;
aw = ib->icon_area.w;
ah = ib->icon_area.h;
/* loop throught icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
int iw, ih;
ic = l->data;
/* find out the original image size (of the image file) */
evas_get_image_size(ic->iconbar->view->evas, ic->image, &iw, &ih);
if (aw > ah) /* horizontal */
{
len += iw;
}
else /* vertical */
{
len += ih;
}
}
/* return length */
D_RETURN_(len);
}
/**
* e_iconbar_fix - iconbar geometry update
* @ib: The iconbar for which to fix the geometry
*
* This function corrects the geometry and visibility
* of the iconbar gfx and icons
*/
void
e_iconbar_fix(E_Iconbar *ib)
{
Evas_List l;
double ix, iy, aw, ah;
D_ENTER;
/* move the ebit to 0,0 */
ebits_move(ib->bit, 0, 0);
/* resize it to fill the whole view. the internal geometry of the */
/* ebit itself will determine where things woudl go. we just tell */
/* the ebit where in the canvas its allowed to exist */
ebits_resize(ib->bit, ib->view->size.w, ib->view->size.h);
/* show it. harmless to do this all the time */
ebits_show(ib->bit);
/* tell the view we belong to something may have changed so it can draw */
ib->view->changed = 1;
/* the callbacks set up in th ebtis replace will set up what area in */
/* the canvas icons can exist in. lets extract them here */
ix = ib->icon_area.x;
iy = ib->icon_area.y;
aw = ib->icon_area.w;
ah = ib->icon_area.h;
/* if we have icons- show the clipper that will clip them */
if (ib->icons) evas_show(ib->view->evas, ib->clip);
/* no icons - hide the clipper as it will be a real object */
else evas_hide(ib->view->evas, ib->clip);
/* move the clip object to fill the icon area */
evas_move(ib->view->evas, ib->clip, ix, iy);
evas_resize(ib->view->evas, ib->clip, aw, ah);
if (aw > ah) /* horizontal */
{
double len;
len = e_iconbar_get_length(ib);
if (aw > len)
{
if ((ib->scroll + len) > aw)
ib->scroll = aw - len;
else if (ib->scroll < 0)
ib->scroll = 0;
}
else
{
if ((ib->scroll + len) > aw)
ib->scroll = aw - len;
else if (ib->scroll > 0)
ib->scroll = 0;
}
ix += ib->scroll;
}
else /* vertical */
{
double len;
len = e_iconbar_get_length(ib);
if (ah > len)
{
if ((ib->scroll + len) > ah)
ib->scroll = ah - len;
else if (ib->scroll < 0)
ib->scroll = 0;
}
else
{
if ((ib->scroll + len) < ah)
ib->scroll = ah - len;
else if (ib->scroll > 0)
ib->scroll = 0;
}
iy += ib->scroll;
}
/* now go thru all the icons... */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
int iw, ih;
double w, h;
double ox, oy;
ic = l->data;
/* find out the original image size (of the image file) */
evas_get_image_size(ic->iconbar->view->evas, ic->image, &iw, &ih);
w = iw;
h = ih;
ox = 0;
oy = 0;
/* if the area to put icons is wider that it is tall... horizonatal */
/* layout of the icons seems smart */
if (aw > ah) /* horizontal */
{
/* if the icon height is bigger than the icon space */
if (h > ah)
{
/* scale the icon down in both directions soit fits */
w = (ah * w) / h;
h = ah;
}
/* center the icon vertically if its smaller */
ox = 0;
oy = (ah - h) / 2;
/* now move and resize it */
evas_move(ic->iconbar->view->evas, ic->image, ix + ox, iy + oy);
evas_resize(ic->iconbar->view->evas, ic->image, w, h);
evas_set_image_fill(ic->iconbar->view->evas, ic->image, 0, 0, w, h);
/* advance our position counter to the next spot */
ix += w;
}
/* taller than it is wide. might be good to be vertical */
else /* vertical */
{
/* if theicon width is bigger than the icon space */
if (w > aw)
{
/* scale it down to fit */
h = (aw * h) / w;
w = aw;
}
/* center it horizontally */
ox = (aw - w) / 2;
oy = 0;
/* now move the icona nd resize it */
evas_move(ic->iconbar->view->evas, ic->image, ix + ox, iy + oy);
evas_resize(ic->iconbar->view->evas, ic->image, w, h);
evas_set_image_fill(ic->iconbar->view->evas, ic->image, 0, 0, w, h);
/* advance out counter to the next spot */
iy += h;
}
}
D_RETURN;
}
/**
* e_iconbar_file_add - Adds a file to a view
* @v: The view in which a file is added
* @file: Name of the added file
*
* This function is called from the
* view code whenever a file is added to a view. The iconbar code here
* determines if the file add is of interest
* and if it is, in 0.5 secs will do a "reload
*/
void
e_iconbar_file_add(E_View *v, char *file)
{
D_ENTER;
/* is the file of interest ? */
if ((!strcmp(".e_iconbar.db", file)) ||
(!strcmp(".e_iconbar.bits.db", file)))
{
char buf[PATH_MAX];
/* unique timer name */
sprintf(buf, "iconbar_reload:%s", v->dir);
/* if we've scrolled since. save */
if ((v->iconbar) &&
(v->iconbar->has_been_scrolled))
e_iconbar_save_out_final(v->iconbar);
/* in 0.5 secs call our timout handler */
ecore_add_event_timer(buf, 0.5, ib_reload_timeout, 0, v);
}
D_RETURN;
}
/**
* e_iconbar_file_delete - Function to remove a file from an iconbox.
* @v: The view in which a file is removed
* @file: Name of the removed file
*
* This function is called whenever a file is deleted from a view.
*/
void
e_iconbar_file_delete(E_View *v, char *file)
{
D_ENTER;
/* is the file of interest */
if ((!strcmp(".e_iconbar.db", file)) ||
(!strcmp(".e_iconbar.bits.db", file)))
{
/* if we have an iconbar.. delete it - because its files have been */
/* nuked. no need to keep it around. */
if (v->iconbar)
{
e_object_unref(E_OBJECT(v->iconbar));
v->iconbar = NULL;
}
}
D_RETURN;
}
/**
* e_iconbar_file_change - File change update function
* @v: The view in which a file changes
* @file: Name of the changed file
*
* This function gets called whenever a file changes in a view
*/
void
e_iconbar_file_change(E_View *v, char *file)
{
D_ENTER;
/* is the file that changed of interest */
if ((!strcmp(".e_iconbar.db", file)) ||
(!strcmp(".e_iconbar.bits.db", file)))
{
char buf[PATH_MAX];
/* unique timer name */
sprintf(buf, "iconbar_reload:%s", v->dir);
/* if we've scrolled since. save */
if ((v->iconbar) &&
(v->iconbar->has_been_scrolled))
e_iconbar_save_out_final(v->iconbar);
/* in 0.5 secs call the realod timeout */
ecore_add_event_timer(buf, 0.5, ib_reload_timeout, 0, v);
}
D_RETURN;
}
/**
* e_iconbar_save_out_final - save out final state of iconbar back to disk
* @ib: The iconbar
*
* This function saves the state of the iconbar to the db it comes from
*/
void
e_iconbar_save_out_final(E_Iconbar *ib)
{
char buf[PATH_MAX];
if (ib->view)
{
sprintf(buf, "%s/.e_iconbar.db", ib->view->dir);
E_DB_FLOAT_SET(buf, "/scroll", ib->scroll);
}
}
void
e_iconbar_handle_launch_id(Window win, void *data)
{
E_Iconbar_Icon *ic;
E_Border *b;
ic = (E_Iconbar_Icon *)data;
b = e_border_find_by_window(win);
if (!b) return;
if ((ic->launch_id) && (b->client.e.launch_id))
{
if (b->client.e.launch_id == ic->launch_id)
{
if (ic->launch_id)
{
char buf[PATH_MAX];
sprintf(buf, "iconbar_launch_wait:%i", ic->launch_id);
ecore_del_event_timer(buf);
}
ic->launch_id = 0;
if (ic->launch_id_cb)
{
e_exec_broadcast_cb_del(ic->launch_id_cb);
ic->launch_id_cb = NULL;
}
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, 128);
ic->iconbar->view->changed = 1;
}
}
}
/* static (internal to iconbar use only) callbacks */
/* reload timeout. called whenevr iconbar special files changed/added to */
/* a view */
static void
ib_reload_timeout(int val, void *data)
{
E_View *v;
D_ENTER;
/* get our view pointer */
v = (E_View *)data;
/* if we have an iconbar.. well nuke it */
if (e_object_unref(E_OBJECT(v->iconbar)) == 0)
v->iconbar = NULL;
/* try load a new iconbar */
if (!v->iconbar) v->iconbar = e_iconbar_new(v);
/* if the iconbar loaded and theres an evas - we're realized */
/* so realize the iconbar */
if ((v->iconbar) && (v->evas)) e_iconbar_realize(v->iconbar);
D_RETURN;
}
/* scroll timeout. called to continuously scroll when arrow button down */
static void
ib_scroll_timeout(int val, void *data)
{
E_Iconbar *ib;
char buf[PATH_MAX];
D_ENTER;
/* get our iconbar pointer */
ib = (E_Iconbar *)data;
sprintf(buf, "iconbar_scroll:%s", ib->view->dir);
if (val == 0)
ecore_del_event_timer(buf);
else
{
ib->has_been_scrolled = 1;
ib->scroll += val;
e_iconbar_fix(ib);
ecore_add_event_timer(buf, 0.02, ib_scroll_timeout, val, ib);
}
D_RETURN;
}
static void
ib_cancel_launch_timeout(int val, void *data)
{
E_Iconbar_Icon *ic;
ic = (E_Iconbar_Icon *)data;
if (ic->launch_id)
{
ic->launch_id = 0;
if (ic->launch_id_cb)
{
e_exec_broadcast_cb_del(ic->launch_id_cb);
ic->launch_id_cb = NULL;
}
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, 128);
ic->iconbar->view->changed = 1;
}
}
/* this timeout is responsible for doing the mouse over animation */
static void
ib_timeout(int val, void *data)
{
E_Iconbar_Icon *ic;
double t;
D_ENTER;
/* get the iconbar icon we are dealign with */
ic = (E_Iconbar_Icon *)data;
/* val <= 0 AND we're hilited ? first call as a timeout handler. */
if ((val <= 0) && (ic->hilited))
{
char *n;
/* note the "start" time */
ic->hi.start = ecore_get_time();
/* no hilite (animation) image */
if (!ic->hi.image)
{
char buf[PATH_MAX];
/* figure out its path */
sprintf(buf, "%s/.e_iconbar.db:%s",
ic->iconbar->view->dir, ic->image_path);
/* add it */
ic->hi.image = evas_add_image_from_file(ic->iconbar->view->evas,
buf);
/* put it high up */
evas_set_layer(ic->iconbar->view->evas, ic->hi.image, 20000);
/* dont allow it to capture any events (enter, leave etc. */
evas_set_pass_events(ic->iconbar->view->evas, ic->hi.image, 1);
/* show it */
evas_show(ic->iconbar->view->evas, ic->hi.image);
}
/* start at 0 */
val = 0;
}
/* what tame is it ? */
t = ecore_get_time();
if (ic->launch_id)
{
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, 50);
if (ic->hi.image)
evas_set_color(ic->iconbar->view->evas, ic->hi.image, 255, 255, 255, 0);
}
/* if the icon is hilited */
else if (ic->hilited)
{
double x, y, w, h;
double nw, nh, tt;
int a;
double speed;
/* find out where the original icon image is */
evas_get_geometry(ic->iconbar->view->evas, ic->image, &x, &y, &w, &h);
/* tt is the time since we started */
tt = t - ic->hi.start;
/* the speed to run at - the less, the faster (ie a loop is 0.5 sec) */
speed = 0.5;
/* if we are beyond the time loop.. reset the start time to now */
if (tt > speed) ic->hi.start = t;
/* limit time to max loop time */
if (tt > speed) tt = speed;
/* calculate alpha to be invers of time sizne loop start */
a = (int)(255.0 * (speed - tt));
/* size is icon size + how far in loop we are */
nw = w * ((tt / speed) + 1.0);
nh = h * ((tt / speed) + 1.0);
/* move the hilite icon to a good spot */
evas_move(ic->iconbar->view->evas, ic->hi.image,
x + ((w - nw) / 2), y + ((h - nh) / 2));
/* resize it */
evas_resize(ic->iconbar->view->evas, ic->hi.image, nw, nh);
/* reset its fill so ti fills its space */
evas_set_image_fill(ic->iconbar->view->evas, ic->hi.image, 0, 0, nw, nh);
/* set its fade */
evas_set_color(ic->iconbar->view->evas, ic->hi.image, 255, 255, 255, a);
/* incirment our count */
val++;
}
/* if it snot hilited */
else
{
double tt;
int a;
double speed;
/* delete the animation object */
if (ic->hi.image) evas_del_object(ic->iconbar->view->evas, ic->hi.image);
ic->hi.image = NULL;
/* if we were pulsating.. reset start timer */
if (val > 0)
{
ic->hi.start = t;
/* val back to 0 */
val = 0;
}
/* speed of the ramp */
speed = 1.0;
/* position on the fade out */
tt = (t - ic->hi.start) / speed;
if (tt > 1.0) tt = 1.0;
/* alpha value caluclated on ramp position */
a = (int)((double)((1.0 - tt) * 127.0) + 128.0);
/* set alpha value */
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, a);
/* time is at end of ramp.. kill timer */
if (tt == 1.0)
{
/* free the timer name string */
IF_FREE(ic->hi.timer);
ic->hi.timer = NULL;
}
/* decrement count */
val--;
}
/* if we have a timer name.. rerun the timer in 0.05 */
if (ic->hi.timer)
ecore_add_event_timer(ic->hi.timer, 0.05, ib_timeout, val, data);
/* flag the view that we changed */
ic->iconbar->view->changed = 1;
D_RETURN;
}
/* called when an ebits object bit needs to be shown */
static void
ib_bits_show(void *data)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* show all the icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
evas_show(ic->iconbar->view->evas, ic->image);
}
D_RETURN;
}
/* called when an ebit object bit needs to hide */
static void
ib_bits_hide(void *data)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* hide all the icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
evas_hide(ic->iconbar->view->evas, ic->image);
}
D_RETURN;
}
/* called when an ebit objetc bit needs to move */
static void
ib_bits_move(void *data, double x, double y)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* dont do anything.. just record the geometry. we'll deal with it later */
ib->icon_area.x = x;
ib->icon_area.y = y;
D_RETURN;
}
/* called when an ebit object bit needs to resize */
static void
ib_bits_resize(void *data, double w, double h)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* dont do anything.. just record the geometry. we'll deal with it later */
ib->icon_area.w = w;
ib->icon_area.h = h;
D_RETURN;
}
/* called when the ebits object bit needs to be raised */
static void
ib_bits_raise(void *data)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* raise all the icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
evas_raise(ic->iconbar->view->evas, ic->image);
}
D_RETURN;
}
/* called when the ebits object bit needs to be lowered */
static void
ib_bits_lower(void *data)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* lower all the icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
evas_lower(ic->iconbar->view->evas, ic->image);
}
D_RETURN;
}
/* called when the ebits object bit needs to change layers */
static void
ib_bits_set_layer(void *data, int lay)
{
E_Iconbar *ib;
Evas_List l;
D_ENTER;
ib = (E_Iconbar *)data;
/* set the layer for all the icons */
for (l = ib->icons; l; l = l->next)
{
E_Iconbar_Icon *ic;
ic = l->data;
evas_set_layer(ic->iconbar->view->evas, ic->image, lay);
}
D_RETURN;
}
/* not used... err.. ebits clips for us to the maximum allowed space of */
/* the ebit object bit - dont know why i have this here */
static void
ib_bits_set_clip(void *data, Evas_Object clip)
{
D_ENTER;
D_RETURN;
}
/* we arent going to recolor our icons here according to color class */
static void
ib_bits_set_color_class(void *data, char *cc, int r, int g, int b, int a)
{
D_ENTER;
D_RETURN;
}
/* our minimum size for icon space is 0x0 */
static void
ib_bits_get_min_size(void *data, double *w, double *h)
{
D_ENTER;
*w = 0;
*h = 0;
D_RETURN;
}
/* our maximum is huge */
static void
ib_bits_get_max_size(void *data, double *w, double *h)
{
D_ENTER;
*w = 999999;
*h = 999999;
D_RETURN;
}
/* called on events on icons */
/* called when a mouse goes in on an icon object */
static void
ib_mouse_in(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y)
{
E_Iconbar_Icon *ic;
D_ENTER;
/* get he iconbaricon pointer from the data member */
ic = (E_Iconbar_Icon *)data;
/* set hilited flag */
ic->hilited = 1;
/* make it more opaque */
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, 255);
/* if we havent started an animation timer - start one */
if (!ic->hi.timer)
{
char buf[PATH_MAX];
/* come up with a unique name for it */
sprintf(buf, "iconbar:%s/%s", ic->iconbar->view->dir, ic->image_path);
e_strdup(ic->hi.timer, buf);
/* call the timeout */
ib_timeout(0, ic);
}
/* tell the view the iconbar is in.. something changed that might mean */
/* a redraw is needed */
ic->iconbar->view->changed = 1;
D_RETURN;
}
/* called when a mouse goes out of an icon object */
static void
ib_mouse_out(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y)
{
E_Iconbar_Icon *ic;
D_ENTER;
/* get he iconbaricon pointer from the data member */
ic = (E_Iconbar_Icon *)data;
/* unset hilited flag */
ic->hilited = 0;
/* tell the view the iconbar is in.. something changed that might mean */
/* a redraw is needed */
ic->iconbar->view->changed = 1;
D_RETURN;
}
/* called when the mouse goes down on an icon object */
static void
ib_mouse_down(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y)
{
E_Iconbar_Icon *ic;
D_ENTER;
/* get he iconbaricon pointer from the data member */
ic = (E_Iconbar_Icon *)data;
/* if we're busy launching something.. dont run anything */
if (ic->launch_id) D_RETURN;
/* run something! */
if (ic->exec)
{
if (!ic->wait)
{
if (e_exec_run(ic->exec) < 0)
{
/* FIXME: display error */
}
}
else
{
int id_ret = 0;
ic->launch_pid = e_exec_in_dir_with_env(ic->exec, e_util_get_user_home(), &id_ret, NULL, NULL);
if (ic->launch_pid >= 0)
{
ic->launch_id = id_ret;
if (id_ret > 0)
{
char buf[PATH_MAX];
ic->launch_id_cb =
e_exec_broadcast_cb_add(e_iconbar_handle_launch_id,
ic);
sprintf(buf, "iconbar_launch_wait:%i", ic->launch_id);
if (ic->wait_timeout > 0.0)
ecore_add_event_timer(buf, ic->wait_timeout,
ib_cancel_launch_timeout,
ic->launch_id, ic);
else
ecore_add_event_timer(buf, 15.0,
ib_cancel_launch_timeout,
ic->launch_id, ic);
evas_set_color(ic->iconbar->view->evas, ic->image,
255, 255, 255, 50);
if (ic->hi.image)
evas_set_color(ic->iconbar->view->evas, ic->hi.image,
255, 255, 255, 0);
}
}
}
}
D_RETURN;
}
/* called when the mouse goes up on an icon object */
static void
ib_mouse_up(void *data, Evas _e, Evas_Object _o, int _b, int _x, int _y)
{
D_ENTER;
D_RETURN;
}
/* called when child processes exit */
static void
ib_child_handle(Ecore_Event *ev)
{
Ecore_Event_Child *e;
Evas_List l;
D_ENTER;
e = ev->event;
for (l = iconbars; l; l = l->next)
{
E_Iconbar *ib;
Evas_List ll;
ib = l->data;
for (ll = ib->icons; ll; ll = ll->next)
{
E_Iconbar_Icon *ic;
ic = ll->data;
if (ic->launch_pid == e->pid)
{
ic->launch_pid = 0;
if (ic->launch_id)
{
char buf[PATH_MAX];
sprintf(buf, "iconbar_launch_wait:%i", ic->launch_id);
ecore_del_event_timer(buf);
}
ic->launch_id = 0;
if (ic->launch_id_cb)
{
e_exec_broadcast_cb_del(ic->launch_id_cb);
ic->launch_id_cb = NULL;
}
evas_set_color(ic->iconbar->view->evas, ic->image, 255, 255, 255, 128);
ic->iconbar->view->changed = 1;
D_RETURN;
}
}
}
D_RETURN;
}
E_Rect *
e_iconbar_get_resist_rect(E_Iconbar *ib)
{
double x, y, w, h;
int resist = 32;
E_Rect *r;
D_ENTER;
ebits_get_named_bit_geometry(ib->bit, "Resist", &x, &y, &w, &h);
r = NEW(E_Rect, 1);
r->x = x;
r->y = y;
r->w = w;
r->h = h;
r->v1 = resist;
D_RETURN_(r);
}
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