747 lines
18 KiB
C
747 lines
18 KiB
C
/* TODO
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check http://www.pvv.org/~mariusbu/proposal.html
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for advances in cross toolkit settings */
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#include <e.h>
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//#include <X11/Xlib.h>
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//#include <X11/Xmd.h> /* For CARD16 */
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// define here to avoid needing x includes directly.
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#define C16 unsigned short
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#define C32 unsigned int
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#define RETRY_TIMEOUT 2.0
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#define SETTING_TYPE_INT 0
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#define SETTING_TYPE_STRING 1
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#define SETTING_TYPE_COLOR 2
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#define OFFSET_ADD(n) ((n + 4 - 1) & (~(4 - 1)))
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typedef struct _Settings_Manager Settings_Manager;
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typedef struct _Setting Setting;
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struct _Settings_Manager
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{
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Ecore_X_Window selection;
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Ecore_Timer *timer_retry;
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unsigned long serial;
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Ecore_X_Atom _atom_xsettings_screen;
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Eina_Bool enabled E_BITFIELD;
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};
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struct _Setting
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{
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unsigned short type;
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const char *name;
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struct {
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const char *value;
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} s;
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struct {
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int value;
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} i;
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struct {
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unsigned short red, green, blue, alpha;
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} c;
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unsigned long length;
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unsigned long last_change;
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};
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static void _e_xsettings_apply(Settings_Manager *sm);
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static Ecore_X_Atom _atom_manager = 0;
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static Ecore_X_Atom _atom_xsettings = 0;
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static Ecore_X_Atom _atom_gtk_iconthemes = 0;
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static Ecore_X_Atom _atom_gtk_rcfiles = 0;
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static Settings_Manager *manager = NULL;
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static Eina_List *settings = NULL;
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static Eina_Bool running = EINA_FALSE;
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static Eio_File *eio_op = NULL;
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static Eina_Bool setting = EINA_FALSE;
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static Eina_Bool reset = EINA_FALSE;
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static const char _setting_icon_theme_name[] = "Net/IconThemeName";
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static const char _setting_theme_name[] = "Net/ThemeName";
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static const char _setting_font_name[] = "Gtk/FontName";
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static const char _setting_xft_dpi[] = "Xft/DPI";
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static const char _setting_xft_antialias[] = "Xft/Antialias";
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static const char _setting_xft_autohint[] = "Xft/Autohint";
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static const char _setting_xft_hinting[] = "Xft/Hinting";
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static const char _setting_xft_hintstyle[] = "Xft/HintStyle";
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static const char _setting_xft_rgba[] = "Xft/RGBA";
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static const char *_setting_theme = NULL;
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static void _e_xsettings_done_cb(void *data, Eio_File *handler, const Eina_Stat *stat);
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static Ecore_X_Atom
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_e_xsettings_atom_screen_get(int screen_num)
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{
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char buf[32];
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snprintf(buf, sizeof(buf), "_XSETTINGS_S%d", screen_num);
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return ecore_x_atom_get(buf);
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}
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static Eina_Bool
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_e_xsettings_selection_owner_set(void)
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{
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Ecore_X_Atom atom;
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Ecore_X_Window cur_selection;
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Eina_Bool ret;
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atom = _e_xsettings_atom_screen_get(0);
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ecore_x_selection_owner_set(e_comp->cm_selection, atom,
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ecore_x_current_time_get());
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ecore_x_sync();
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cur_selection = ecore_x_selection_owner_get(atom);
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ret = (cur_selection == e_comp->cm_selection);
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if (!ret)
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ERR("XSETTINGS: tried to set selection to %#x, but got %#x",
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(unsigned int)e_comp->cm_selection, cur_selection);
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return ret;
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}
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static void
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_e_xsettings_deactivate(Settings_Manager *sm)
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{
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Ecore_X_Atom atom;
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atom = _e_xsettings_atom_screen_get(0);
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ecore_x_selection_owner_set(0, atom, ecore_x_current_time_get());
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ecore_x_sync();
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sm->enabled = 0;
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}
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static Eina_Bool
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_e_xsettings_activate(Settings_Manager *sm)
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{
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Ecore_X_Atom atom;
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Ecore_X_Window old_win;
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if (sm->enabled) return 1;
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atom = _e_xsettings_atom_screen_get(0);
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old_win = ecore_x_selection_owner_get(atom);
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if (old_win != 0) return 0;
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if (!_e_xsettings_selection_owner_set())
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return 0;
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ecore_x_client_message32_send(e_comp->root, _atom_manager,
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ECORE_X_EVENT_MASK_WINDOW_CONFIGURE,
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ecore_x_current_time_get(), atom,
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e_comp->cm_selection, 0, 0);
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if (settings) _e_xsettings_apply(sm);
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sm->enabled = 1;
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return 1;
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}
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static Eina_Bool
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_e_xsettings_activate_retry(void *data)
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{
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Settings_Manager *sm = data;
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Eina_Bool ret;
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INF("XSETTINGS: reactivate...");
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ret = _e_xsettings_activate(sm);
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if (ret)
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INF("XSETTINGS: activate success!");
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else
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ERR("XSETTINGS: activate failure! retrying in %0.1f seconds", RETRY_TIMEOUT);
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if (!ret)
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return ECORE_CALLBACK_RENEW;
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sm->timer_retry = NULL;
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return ECORE_CALLBACK_CANCEL;
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}
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static void
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_e_xsettings_retry(Settings_Manager *sm)
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{
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if (sm->timer_retry) return;
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sm->timer_retry = ecore_timer_loop_add
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(RETRY_TIMEOUT, _e_xsettings_activate_retry, sm);
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}
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static void
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_e_xsettings_string_set(const char *name, const char *value)
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{
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Setting *s;
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Eina_List *l;
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if (!name) return;
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if (name == _setting_theme_name)
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e_config->xsettings.net_theme_name_detected = value;
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name = eina_stringshare_add(name);
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EINA_LIST_FOREACH(settings, l, s)
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{
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if (s->type != SETTING_TYPE_STRING) continue;
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if (s->name == name) break;
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}
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if (!value)
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{
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if (!s) return;
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DBG("remove %s\n", name);
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eina_stringshare_del(name);
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eina_stringshare_del(s->name);
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eina_stringshare_del(s->s.value);
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settings = eina_list_remove(settings, s);
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E_FREE(s);
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return;
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}
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if (s)
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{
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DBG("update %s %s\n", name, value);
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eina_stringshare_del(name);
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eina_stringshare_replace(&s->s.value, value);
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}
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else
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{
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DBG("add %s %s\n", name, value);
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s = E_NEW(Setting, 1);
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s->type = SETTING_TYPE_STRING;
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s->name = name;
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s->s.value = eina_stringshare_add(value);
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settings = eina_list_append(settings, s);
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}
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/* type + pad + name-len + last-change-serial + str_len */
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s->length = 12;
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s->length += OFFSET_ADD(strlen(name));
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s->length += OFFSET_ADD(strlen(value));
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s->last_change = ecore_x_current_time_get();
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}
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static void
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_e_xsettings_int_set(const char *name, int value, Eina_Bool set)
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{
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Setting *s;
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Eina_List *l;
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if (!name) return;
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name = eina_stringshare_add(name);
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EINA_LIST_FOREACH(settings, l, s)
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{
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if (s->type != SETTING_TYPE_INT) continue;
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if (s->name == name) break;
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}
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if (!set)
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{
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if (!s) return;
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DBG("remove %s\n", name);
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eina_stringshare_del(name);
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eina_stringshare_del(s->name);
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settings = eina_list_remove(settings, s);
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E_FREE(s);
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return;
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}
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if (s)
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{
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DBG("update %s %d\n", name, value);
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eina_stringshare_del(name);
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s->i.value = value;
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}
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else
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{
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DBG("add %s %d\n", name, value);
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s = E_NEW(Setting, 1);
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s->type = SETTING_TYPE_INT;
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s->name = name;
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s->i.value = value;
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settings = eina_list_append(settings, s);
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}
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// type + pad + name-len + last-change-serial + value
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s->length = 12;
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s->length += OFFSET_ADD(strlen(name));
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}
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static unsigned char *
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_e_xsettings_copy(unsigned char *buffer, Setting *s)
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{
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size_t str_len;
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size_t len;
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C16 tmp16;
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C32 tmp32;
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buffer[0] = s->type;
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buffer[1] = 0;
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buffer += 2;
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str_len = strlen(s->name);
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tmp16 = str_len;
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memcpy(buffer, &tmp16, sizeof(C16));
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buffer += 2;
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memcpy(buffer, s->name, str_len);
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buffer += str_len;
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len = OFFSET_ADD(str_len) - str_len;
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memset(buffer, 0, len);
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buffer += len;
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tmp32 = s->last_change;
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memcpy(buffer, &tmp32, sizeof(C32));
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buffer += 4;
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switch (s->type)
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{
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case SETTING_TYPE_INT:
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tmp32 = s->i.value;
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memcpy(buffer, &tmp32, sizeof(C32));
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buffer += 4;
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break;
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case SETTING_TYPE_STRING:
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str_len = strlen(s->s.value);
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tmp32 = str_len;
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memcpy(buffer, &tmp32, sizeof(C32));
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buffer += 4;
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memcpy(buffer, s->s.value, str_len);
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buffer += str_len;
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len = OFFSET_ADD(str_len) - str_len;
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memset(buffer, 0, len);
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buffer += len;
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break;
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case SETTING_TYPE_COLOR:
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tmp16 = s->c.red;
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memcpy(buffer, &tmp16, sizeof(C16));
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buffer += 2;
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tmp16 = s->c.green;
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memcpy(buffer, &tmp16, sizeof(C16));
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buffer += 2;
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tmp16 = s->c.blue;
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memcpy(buffer, &tmp16, sizeof(C16));
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buffer += 2;
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tmp16 = s->c.alpha;
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memcpy(buffer, &tmp16, sizeof(C16));
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buffer += 2;
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break;
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}
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return buffer;
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}
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static void
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_e_xsettings_apply(Settings_Manager *sm)
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{
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unsigned char *data;
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unsigned char *pos;
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size_t len = 12;
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Setting *s;
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Eina_List *l;
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C32 tmp32;
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EINA_LIST_FOREACH(settings, l, s)
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len += s->length;
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pos = data = calloc(1, len);
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if (!data) return;
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#if (defined __BYTE_ORDER && __BYTE_ORDER == __LITTLE_ENDIAN) || (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
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*pos = 0; //LSBFirst
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#else
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*pos = 1; //MSBFirst
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#endif
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pos += 4;
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tmp32 = sm->serial++;
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memcpy(pos, &tmp32, sizeof(C32));
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pos += 4;
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tmp32 = eina_list_count(settings);
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memcpy(pos, &tmp32, sizeof(C32));
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pos += 4;
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EINA_LIST_FOREACH(settings, l, s)
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pos = _e_xsettings_copy(pos, s);
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ecore_x_window_prop_property_set(e_comp->cm_selection,
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_atom_xsettings,
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_atom_xsettings,
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8, data, len);
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free(data);
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}
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static void
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_e_xsettings_update(void)
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{
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if (e_comp->cm_selection) _e_xsettings_apply(manager);
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}
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static void
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_e_xsettings_gtk_icon_update(void)
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{
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const Eina_List *l;
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E_Client *ec;
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EINA_LIST_FOREACH(e_comp->clients, l, ec)
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if (ec->icccm.state)
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ecore_x_client_message8_send(e_client_util_win_get(ec),
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_atom_gtk_iconthemes, NULL, 0);
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}
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static void
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_e_xsettings_gtk_rcfiles_update(void)
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{
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const Eina_List *l;
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E_Client *ec;
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EINA_LIST_FOREACH(e_comp->clients, l, ec)
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if (ec->icccm.state)
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ecore_x_client_message8_send(e_client_util_win_get(ec),
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_atom_gtk_rcfiles, NULL, 0);
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}
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static void
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_e_xsettings_icon_theme_set(void)
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{
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if (e_config->xsettings.match_e17_icon_theme)
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{
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_e_xsettings_string_set(_setting_icon_theme_name,
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e_config->icon_theme);
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return;
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}
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if (e_config->xsettings.net_icon_theme_name)
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{
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_e_xsettings_string_set(_setting_icon_theme_name,
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e_config->xsettings.net_icon_theme_name);
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return;
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}
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_e_xsettings_string_set(_setting_icon_theme_name, NULL);
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}
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static void
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_e_xsettings_error_cb(void *data, Eio_File *handler EINA_UNUSED, int error EINA_UNUSED)
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{
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Eina_List *l = data;
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if (reset || setting)
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{
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char buf[PATH_MAX];
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if (reset || (!l)) l = efreet_data_dirs_get();
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else if (l)
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l = l->next;
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reset = EINA_FALSE;
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if (l)
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{
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snprintf(buf, sizeof(buf), "%s/themes/%s",
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(char *)eina_list_data_get(l), _setting_theme);
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eio_op = eio_file_direct_stat(buf, _e_xsettings_done_cb,
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_e_xsettings_error_cb, l);
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return;
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}
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}
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eio_op = NULL;
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setting = EINA_FALSE;
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_setting_theme = NULL;
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if (e_config->xsettings.net_theme_name)
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_e_xsettings_string_set(_setting_theme_name,
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e_config->xsettings.net_theme_name);
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else
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_e_xsettings_string_set(_setting_theme_name, NULL);
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_e_xsettings_update();
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}
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static void
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_e_xsettings_done_cb(void *data EINA_UNUSED, Eio_File *handler EINA_UNUSED, const Eina_Stat *estat EINA_UNUSED)
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{
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if (reset)
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{
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/* should not happen */
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_e_xsettings_error_cb(NULL, NULL, 0);
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return;
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}
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_e_xsettings_string_set(_setting_theme_name, _setting_theme);
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_setting_theme = NULL;
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eio_op = NULL;
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setting = EINA_FALSE;
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_e_xsettings_update();
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}
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static void
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_e_xsettings_theme_set(void)
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{
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if (e_config->xsettings.match_e17_theme)
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{
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const char *file;
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file = e_theme_edje_file_get(NULL, "e/desktop/background");
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if (file)
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{
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if ((_setting_theme = edje_file_data_get(file, "gtk-theme")))
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{
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char buf[PATH_MAX];
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e_user_homedir_snprintf(buf, sizeof(buf),
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".themes/%s", _setting_theme);
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eio_op = eio_file_direct_stat(buf, _e_xsettings_done_cb,
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_e_xsettings_error_cb, NULL);
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setting = EINA_TRUE;
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return;
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}
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}
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}
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if (e_config->xsettings.net_theme_name)
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{
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_e_xsettings_string_set(_setting_theme_name,
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e_config->xsettings.net_theme_name);
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return;
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}
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_e_xsettings_string_set(_setting_theme_name, NULL);
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}
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static int
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_dbl_to_str(char *buf, size_t buf_size, double val, int decimals)
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{
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int ival;
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size_t l = 0;
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|
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if (val < 0)
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{
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if (buf_size < 2) return -1;
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val = -val;
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buf[0] = '-';
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buf[1] = 0;
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l++;
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}
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ival = val;
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snprintf(buf + l, buf_size - l, "%i", ival);
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if (decimals <= 0) return 0;
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l = strlen(buf);
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if (l >= (buf_size - 2)) return -1;
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buf[l] = '.';
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buf[l + 1] = 0;
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l++;
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|
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while (decimals > 0)
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{
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if (l >= (buf_size - 1)) return -1;
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val *= 10.0;
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ival = val;
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val = val - ival;
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buf[l] = '0' + (ival % 10);
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buf[l + 1] = 0;
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l++;
|
|
if (l >= (buf_size - 1)) return -1;
|
|
decimals--;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
_e_xsettings_font_set(void)
|
|
{
|
|
E_Font_Default *efd;
|
|
E_Font_Properties *efp;
|
|
|
|
efd = e_font_default_get("application");
|
|
|
|
if (efd && efd->font)
|
|
{
|
|
efp = e_font_fontconfig_name_parse(efd->font);
|
|
if (efp->name)
|
|
{
|
|
Eina_Strbuf *buf;
|
|
Eina_List *l;
|
|
int size = efd->size;
|
|
char size_buf[32];
|
|
const char *p;
|
|
|
|
/* TODO better way to convert evas font sizes? */
|
|
if (!size) size = 10; // default if not set
|
|
else if (size < 0) size /= -10; // in 1/10th units
|
|
|
|
// limit sizes
|
|
if (size < 5) size = 5; // don't allow too small
|
|
else if (size > 100) size = 100; // don't allow silly sizes
|
|
|
|
_dbl_to_str(size_buf, sizeof(size_buf), (double)size, 0);
|
|
|
|
buf = eina_strbuf_new();
|
|
eina_strbuf_append(buf, efp->name);
|
|
eina_strbuf_append_char(buf, ' ');
|
|
EINA_LIST_FOREACH(efp->styles, l, p)
|
|
{
|
|
eina_strbuf_append(buf, p);
|
|
eina_strbuf_append_char(buf, ' ');
|
|
}
|
|
eina_strbuf_append(buf, size_buf);
|
|
_e_xsettings_string_set(_setting_font_name,
|
|
eina_strbuf_string_get(buf));
|
|
eina_strbuf_free(buf);
|
|
e_font_properties_free(efp);
|
|
return;
|
|
}
|
|
|
|
e_font_properties_free(efp);
|
|
}
|
|
_e_xsettings_string_set(_setting_font_name, NULL);
|
|
}
|
|
|
|
static void
|
|
_e_xsettings_dpi_set(void)
|
|
{
|
|
if (e_config->scale.set_xapp_dpi)
|
|
_e_xsettings_int_set(_setting_xft_dpi,
|
|
(double)e_config->scale.xapp_base_dpi * e_scale * 1024.0,
|
|
EINA_TRUE);
|
|
_e_xsettings_int_set(_setting_xft_antialias,
|
|
1,
|
|
EINA_TRUE);
|
|
_e_xsettings_int_set(_setting_xft_hinting,
|
|
1,
|
|
EINA_TRUE);
|
|
_e_xsettings_int_set(_setting_xft_autohint,
|
|
0,
|
|
EINA_TRUE);
|
|
_e_xsettings_string_set(_setting_xft_hintstyle,
|
|
"hintfull");
|
|
_e_xsettings_string_set(_setting_xft_rgba,
|
|
"none");
|
|
}
|
|
|
|
static void
|
|
_e_xsettings_cursor_path_set(void)
|
|
{
|
|
struct stat st;
|
|
char buf[PATH_MAX], env[PATH_MAX + PATH_MAX + 100], *path;
|
|
|
|
e_user_homedir_concat_static(buf, ".icons");
|
|
|
|
if (stat(buf, &st)) return;
|
|
path = getenv("XCURSOR_PATH");
|
|
if (path)
|
|
{
|
|
if (strstr(path, buf)) return;
|
|
snprintf(env, sizeof(env), "%s:%s", buf, path);
|
|
path = env;
|
|
}
|
|
else
|
|
{
|
|
snprintf(env, sizeof(env), "%s:%s", buf, "/usr/share/icons");
|
|
path = env;
|
|
}
|
|
e_env_set("XCURSOR_PATH", path);
|
|
}
|
|
|
|
static void
|
|
_e_xsettings_start(void)
|
|
{
|
|
if (running) return;
|
|
|
|
_e_xsettings_dpi_set();
|
|
_e_xsettings_theme_set();
|
|
_e_xsettings_icon_theme_set();
|
|
_e_xsettings_font_set();
|
|
_e_xsettings_cursor_path_set();
|
|
|
|
manager = E_NEW(Settings_Manager, 1);
|
|
|
|
if (!_e_xsettings_activate(manager))
|
|
_e_xsettings_retry(manager);
|
|
|
|
running = EINA_TRUE;
|
|
}
|
|
|
|
static void
|
|
_e_xsettings_stop(void)
|
|
{
|
|
Setting *s;
|
|
|
|
if (!running) return;
|
|
|
|
if (manager->timer_retry)
|
|
ecore_timer_del(manager->timer_retry);
|
|
|
|
if ((!stopping) && (!x_fatal))
|
|
_e_xsettings_deactivate(manager);
|
|
|
|
E_FREE(manager);
|
|
|
|
EINA_LIST_FREE(settings, s)
|
|
{
|
|
if (s->name) eina_stringshare_del(s->name);
|
|
if (s->s.value) eina_stringshare_del(s->s.value);
|
|
E_FREE(s);
|
|
}
|
|
|
|
running = EINA_FALSE;
|
|
}
|
|
|
|
EINTERN int
|
|
e_xsettings_init(void)
|
|
{
|
|
_atom_manager = ecore_x_atom_get("MANAGER");
|
|
_atom_xsettings = ecore_x_atom_get("_XSETTINGS_SETTINGS");
|
|
_atom_gtk_iconthemes = ecore_x_atom_get("_GTK_LOAD_ICONTHEMES");
|
|
_atom_gtk_rcfiles = ecore_x_atom_get("_GTK_READ_RCFILES");
|
|
|
|
if (e_config->xsettings.enabled)
|
|
{
|
|
_e_xsettings_start();
|
|
if (!getenv("E_RESTART"))
|
|
_e_xsettings_gtk_rcfiles_update();
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
EINTERN int
|
|
e_xsettings_shutdown(void)
|
|
{
|
|
_e_xsettings_stop();
|
|
if (eio_op) eio_file_cancel(eio_op);
|
|
eio_op = NULL;
|
|
setting = EINA_FALSE;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
_update_sequence(void)
|
|
{
|
|
_e_xsettings_dpi_set();
|
|
_e_xsettings_theme_set();
|
|
_e_xsettings_icon_theme_set();
|
|
_e_xsettings_font_set();
|
|
_e_xsettings_update();
|
|
_e_xsettings_gtk_icon_update();
|
|
}
|
|
|
|
E_API void
|
|
e_xsettings_config_update(void)
|
|
{
|
|
if (!_atom_manager) return;
|
|
setting = EINA_FALSE;
|
|
if (eio_op) eio_file_cancel(eio_op);
|
|
if (!e_config->xsettings.enabled)
|
|
{
|
|
_e_xsettings_stop();
|
|
return;
|
|
}
|
|
|
|
if (!running)
|
|
{
|
|
_e_xsettings_start();
|
|
}
|
|
else
|
|
{
|
|
_update_sequence();
|
|
reset = EINA_TRUE;
|
|
}
|
|
}
|
|
|