312 lines
10 KiB
C
312 lines
10 KiB
C
#define EFL_BETA_API_SUPPORT
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#include <Efl_Ui.h>
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#include <Eio.h>
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#define TABLE_COLUMNS 4
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#define TABLE_ROWS 5
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typedef struct _Build_Data
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{
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Eo *over_container;
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Efl_Io_Manager *io_manager;
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Eo *table;
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int x, y;
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} Build_Data;
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static const char *launcher_apps[][3] =
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{ { "Call", "", "call-start" },
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{ "Contacts", "", "contact-new" },
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{ "Home", "xdg-open $HOME", "user-home" },
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{ "Mail", "xdg-email 'info@enlightenment.org'", "mail-send-receive" },
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{ "Documents", "xdg-open $(xdg-user-dir DOCUMENTS)", "folder-documents" } };
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static void
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_icon_clicked_cb(void *data EINA_UNUSED, const Efl_Event *ev EINA_UNUSED)
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{
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const char *command = data;
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printf("%s\n", command);
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efl_add(EFL_EXE_CLASS, efl_main_loop_get(),
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efl_core_command_line_command_string_set(efl_added, command),
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efl_task_run(efl_added));
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}
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static void
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_icon_deleted_cb(void *data, const Efl_Event *ev EINA_UNUSED)
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{
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free(data);
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}
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// If "string" begins with the "key" prefix, sets "value" to whatever comes after "key"
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// up until the next \n, replacing it with a \0, in a newly allocated string
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// (which must be freed).
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// Returns 1 if key was found.
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static int
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_parse_token(const char *string, const char *key, char **value)
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{
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if (eina_str_has_prefix(string, key))
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{
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int key_len = strlen(key);
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const char *end = strchr(string + key_len, '\n');
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if (!end)
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end = string + strlen(string); // Point to EOF '\0'
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int len = end - string - key_len;
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if (*value) free(*value);
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*value = eina_strndup(string + key_len, len + 1);
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*((*value) + len) = '\0';
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return 1;
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}
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return 0;
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}
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// Reads a .desktop file and returns the app name, the command to launch and the icon name.
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// Returns 0 if it didn't work.
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// Free the strings after usage.
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static int
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_parse_desktop_file(const char *desktop_file_path, char **app_name, char **app_command, char **app_icon_name)
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{
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EINA_RW_SLICE_DECLARE(slice, 1024);
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Efl_Io_File *desktop_file;
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int ret = 0;
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desktop_file = efl_new(EFL_IO_FILE_CLASS,
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efl_file_set(efl_added, desktop_file_path),
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efl_io_closer_close_on_invalidate_set(efl_added, EINA_TRUE));
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if (!desktop_file)
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return 0;
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char *name = NULL, *command = NULL, *icon = NULL, *onlyshow = NULL, *nodisplay = NULL;
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while (!efl_io_reader_eos_get(desktop_file) &&
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efl_io_reader_read(desktop_file, &slice) == EINA_ERROR_NO_ERROR)
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{
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char *content = eina_rw_slice_strdup(slice);
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char *ptr = content;
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while ((ptr = strchr(ptr, '\n')))
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{
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ptr++;
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_parse_token(ptr, "Name=", &name);
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_parse_token(ptr, "Exec=", &command);
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_parse_token(ptr, "Icon=", &icon);
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_parse_token(ptr, "OnlyShowIn=", &onlyshow);
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_parse_token(ptr, "NoDisplay=", &nodisplay);
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}
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free(content);
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}
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if (name && command && icon && !onlyshow && (!nodisplay || eina_streq(nodisplay, "false")))
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{
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*app_name = name;
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*app_command = command;
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*app_icon_name = icon;
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ret = 1;
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}
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else
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{
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if (name)
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free(name);
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if (command)
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free(command);
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if (icon)
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free(icon);
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}
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if (onlyshow)
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free(onlyshow);
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if (nodisplay)
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free(nodisplay);
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efl_unref(desktop_file);
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return ret;
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}
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// Creates a widget "button" with the specified name, icon and command
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// to execute on click.
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// These buttons are actually just an image with a label below.
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static Efl_Ui_Widget *
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_create_icon(Eo *parent, const char *name, const char *command, const char *icon)
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{
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Eo *box = efl_add(EFL_UI_BOX_CLASS, parent);
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// Icon
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efl_add(EFL_UI_IMAGE_CLASS, box,
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efl_ui_image_icon_set(efl_added, icon),
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efl_gfx_hint_weight_set(efl_added, 1.0, 1.0),
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efl_gfx_hint_size_min_set(efl_added, EINA_SIZE2D(64, 64)),
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efl_event_callback_add(efl_added, EFL_INPUT_EVENT_CLICKED, _icon_clicked_cb, command),
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efl_event_callback_add(efl_added, EFL_EVENT_DEL, _icon_deleted_cb, command),
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efl_pack(box, efl_added));
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// Label
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efl_add(EFL_UI_TEXTBOX_CLASS, box,
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efl_text_set(efl_added, name),
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efl_text_multiline_set(efl_added, EINA_TRUE),
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efl_canvas_textblock_style_apply(efl_added,
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"effect_type=soft_shadow shadow_color=#444 wrap=word font_size=10 align=center ellipsis=1"),
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efl_gfx_hint_size_min_set(efl_added, EINA_SIZE2D(0, 40)),
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efl_text_interactive_editable_set(efl_added, EINA_FALSE),
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efl_text_interactive_selection_allowed_set(efl_added, EINA_FALSE),
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efl_pack(box, efl_added));
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return box;
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}
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// Creates a widget "button" for the specified .desktop file.
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// These buttons are actually just an image with a label below.
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static Efl_Ui_Widget *
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_create_app_icon(Eo *parent, const char *desktop_file_path)
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{
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char *name = NULL, *command = NULL, *icon = NULL;
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Eo *widget = NULL;
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if (!_parse_desktop_file(desktop_file_path, &name, &command, &icon))
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return NULL;
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widget = _create_icon(parent, name, command, icon);
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free(name);
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free(icon);
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return widget;
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}
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// Adds a new empty page to the homescreen
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static void
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_add_page(Build_Data *bdata)
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{
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bdata->table = efl_add(EFL_UI_TABLE_CLASS, bdata->over_container,
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efl_pack_table_size_set(efl_added, TABLE_COLUMNS, TABLE_ROWS));
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efl_pack_end(bdata->over_container, bdata->table);
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bdata->x = bdata->y = 0;
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}
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// Adds all files in the array to the homescreen, adding pages as they become full.
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static void
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_app_found(void *data, Eina_Array *files)
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{
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unsigned int i;
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const char *item;
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Eina_Array_Iterator iterator;
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Build_Data *bdata = data;
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EINA_ARRAY_ITER_NEXT(files, i, item, iterator)
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{
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Eo *app = _create_app_icon(bdata->over_container, item);
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if (app)
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{
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if (!bdata->table)
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_add_page(bdata);
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efl_pack_table(bdata->table, app, bdata->x, bdata->y, 1, 1);
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bdata->x++;
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if (bdata->x == TABLE_COLUMNS)
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{
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bdata->x = 0;
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bdata->y++;
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if (bdata->y == TABLE_ROWS)
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bdata->table = NULL;
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}
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}
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}
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}
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// Called when directory listing has finished
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static Eina_Value
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_file_listing_done_cb (void *data, const Eina_Value file, const Eina_Future *dead EINA_UNUSED)
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{
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Build_Data *bdata = data;
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// Fill any remaining empty cells with invisible rectangles so the rest of the cells
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// keep the same size as other pages
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while (bdata->y < TABLE_ROWS)
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{
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while (bdata->x < TABLE_COLUMNS)
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{
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efl_add(EFL_CANVAS_RECTANGLE_CLASS, bdata->table,
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efl_gfx_color_set(efl_added, 0, 0, 0, 0),
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efl_pack_table(bdata->table, efl_added, bdata->x, bdata->y, 1, 1));
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bdata->x++;
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}
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bdata->x = 0;
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bdata->y++;
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}
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return file;
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}
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// Create Spotlight widget and start populating it with user apps.
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static void
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_build_homescreen(Efl_Ui_Win *win, Build_Data *bdata)
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{
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Efl_Ui_Spotlight_Indicator *indicator = efl_new(EFL_UI_SPOTLIGHT_ICON_INDICATOR_CLASS);
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Efl_Ui_Spotlight_Manager *scroll = efl_new(EFL_UI_SPOTLIGHT_SCROLL_MANAGER_CLASS);
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bdata->over_container = efl_add(EFL_UI_SPOTLIGHT_CONTAINER_CLASS, win,
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efl_ui_spotlight_manager_set(efl_added, scroll),
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efl_ui_spotlight_indicator_set(efl_added, indicator)
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);
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bdata->table = NULL;
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Eina_Future *future = efl_io_manager_ls(bdata->io_manager, "/usr/share/applications", bdata, _app_found, NULL);
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eina_future_then(future, _file_listing_done_cb, bdata, NULL);
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}
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// The main box, with an upper space for the apps list and a lower space
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// for the quick-action buttons.
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static Efl_Ui_Widget*
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_build_overall_structure(Efl_Ui_Win *win, Efl_Ui_Widget *homescreen)
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{
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Efl_Ui_Widget *box, *start_line;
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box = efl_add(EFL_UI_BOX_CLASS, win);
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// Set box background
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// Objects retrieved with efl_part() only survive one function call, so we ref it
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Eo *background = efl_ref(efl_part(box, "background"));
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efl_file_key_set(background, "e/desktop/background");
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efl_file_set(background, "../src/Hills.edj");
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efl_file_load(background);
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efl_unref(background);
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efl_pack_end(box, homescreen);
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// Start line
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start_line = efl_add(EFL_UI_BOX_CLASS, win,
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efl_gfx_color_set(efl_part(efl_added, "background"), 128, 128, 128, 128));
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efl_gfx_hint_weight_set(start_line, 1.0, 0.0);
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efl_ui_layout_orientation_set(start_line, EFL_UI_LAYOUT_ORIENTATION_HORIZONTAL);
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efl_pack_end(box, start_line);
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for (unsigned int i = 0; i < sizeof(launcher_apps)/sizeof(launcher_apps[0]); ++i)
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{
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efl_pack_end(start_line, _create_icon(start_line,
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launcher_apps[i][0],
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strdup(launcher_apps[i][1]),
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launcher_apps[i][2]));
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}
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return box;
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}
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// Called when the app is closed
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static void
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_gui_quit_cb(void *data, const Efl_Event *event EINA_UNUSED)
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{
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Build_Data *bdata = data;
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if (bdata->io_manager)
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efl_del(bdata->io_manager);
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free(bdata);
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efl_exit(0);
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}
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EAPI_MAIN void
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efl_main(void *data EINA_UNUSED, const Efl_Event *ev EINA_UNUSED)
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{
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Eo *win, *desktop;
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Build_Data *bdata = calloc (1, sizeof(Build_Data));
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bdata->io_manager = efl_add(EFL_IO_MANAGER_CLASS, efl_main_loop_get());
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win = efl_add(EFL_UI_WIN_CLASS, efl_main_loop_get(),
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efl_ui_win_autodel_set(efl_added, EINA_TRUE));
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// when the user clicks "close" on a window there is a request to delete
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efl_event_callback_add(win, EFL_UI_WIN_EVENT_DELETE_REQUEST, _gui_quit_cb, bdata);
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_build_homescreen(win, bdata);
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desktop = _build_overall_structure(win, bdata->over_container);
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efl_content_set(win, desktop);
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}
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EFL_MAIN()
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