src/modules/illume-kbd-toggle/e_mod_main.c

   1 #include "e.h"
   2 #include "e_mod_main.h"
   3
   4 /* local structures */
   5 typedef struct _Instance Instance;
   6 struct _Instance
   7 {
   8    E_Gadcon_Client *gcc;
   9    Evas_Object *o_toggle;
  10    Eina_List *handlers;
  11 };
  12
  13 /* local function prototypes */
  14 static E_Gadcon_Client *_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style);
  15 static void _gc_shutdown(E_Gadcon_Client *gcc);
  16 static void _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient);
  17 static char *_gc_label(E_Gadcon_Client_Class *cc);
  18 static Evas_Object *_gc_icon(E_Gadcon_Client_Class *cc, Evas *evas);
  19 static const char *_gc_id_new(E_Gadcon_Client_Class *cc);
  20 static void _cb_action_vkbd_enable(void *data, Evas_Object *obj, const char *emission, const char *source);
  21 static void _cb_action_vkbd_disable(void *data, Evas_Object *obj, const char *emission, const char *source);
  22 static Eina_Bool _cb_border_focus_in(void *data, int type __UNUSED__, void *event);
  23 static Eina_Bool _cb_border_remove(void *data, int type __UNUSED__, void *event);
  24 static Eina_Bool _cb_border_property(void *data, int type __UNUSED__, void *event);
  25 static void _set_btn_icon(Evas_Object *obj, Ecore_X_Virtual_Keyboard_State state);
  26
  27 /* local variables */
  28 static Eina_List *instances = NULL;
  29 static const char *mod_dir = NULL;
  30
  31 static const E_Gadcon_Client_Class _gc_class =
  32 {
  33    GADCON_CLIENT_CLASS_VERSION, "illume-kbd-toggle",
  34      { _gc_init, _gc_shutdown, _gc_orient, _gc_label, _gc_icon, _gc_id_new, NULL,
  35           e_gadcon_site_is_not_toolbar
  36      }, E_GADCON_CLIENT_STYLE_PLAIN
  37 };
  38
  39 /* public functions */
  40 EAPI E_Module_Api e_modapi = { E_MODULE_API_VERSION, "Illume Keyboard Toggle" };
  41
  42 EAPI void *
  43 e_modapi_init(E_Module *m)
  44 {
  45    mod_dir = eina_stringshare_add(m->dir);
  46    e_gadcon_provider_register(&_gc_class);
  47    return m;
  48 }
  49
  50 EAPI int
  51 e_modapi_shutdown(E_Module *m __UNUSED__)
  52 {
  53    e_gadcon_provider_unregister(&_gc_class);
  54    if (mod_dir) eina_stringshare_del(mod_dir);
  55    mod_dir = NULL;
  56    return 1;
  57 }
  58
  59 EAPI int
  60 e_modapi_save(E_Module *m __UNUSED__)
  61 {
  62    return 1;
  63 }
  64
  65 /* local function prototypes */
  66 static E_Gadcon_Client *
  67 _gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style)
  68 {
  69    Instance *inst;
  70
  71    inst = E_NEW(Instance, 1);
  72    inst->o_toggle = edje_object_add(gc->evas);
  73    e_theme_edje_object_set(inst->o_toggle,
  74                            "base/theme/modules/illume_kbd_toggle",
  75                            "e/modules/illume_kbd_toggle/main");
  76
  77    inst->gcc = e_gadcon_client_new(gc, name, id, style, inst->o_toggle);
  78    inst->gcc->data = inst;
  79
  80    edje_object_signal_callback_add(inst->o_toggle, "e,action,vkbd,enable", "",
  81                                    _cb_action_vkbd_enable, inst);
  82    edje_object_signal_callback_add(inst->o_toggle, "e,action,vkbd,disable", "",
  83                                    _cb_action_vkbd_disable, inst);
  84
  85    inst->handlers =
  86      eina_list_append(inst->handlers,
  87                       ecore_event_handler_add(E_EVENT_BORDER_FOCUS_IN,
  88                                               _cb_border_focus_in, inst));
  89    inst->handlers =
  90      eina_list_append(inst->handlers,
  91                       ecore_event_handler_add(E_EVENT_BORDER_REMOVE,
  92                                               _cb_border_remove, inst));
  93    inst->handlers =
  94      eina_list_append(inst->handlers,
  95                       ecore_event_handler_add(ECORE_X_EVENT_WINDOW_PROPERTY,
  96                                               _cb_border_property, inst));
  97
  98    instances = eina_list_append(instances, inst);
  99    return inst->gcc;
 100 }
 101
 102 static void
 103 _gc_shutdown(E_Gadcon_Client *gcc)
 104 {
 105    Instance *inst;
 106    Ecore_Event_Handler *handler;
 107
 108    if (!(inst = gcc->data)) return;
 109    instances = eina_list_remove(instances, inst);
 110    if (inst->o_toggle) evas_object_del(inst->o_toggle);
 111    EINA_LIST_FREE(inst->handlers, handler)
 112      ecore_event_handler_del(handler);
 113    E_FREE(inst);
 114 }
 115
 116 static void
 117 _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient __UNUSED__)
 118 {
 119    e_gadcon_client_aspect_set(gcc, 16, 16);
 120    e_gadcon_client_min_size_set(gcc, 16, 16);
 121 }
 122
 123 static char *
 124 _gc_label(E_Gadcon_Client_Class *cc __UNUSED__)
 125 {
 126    return _("Illume-Keyboard-Toggle");
 127 }
 128
 129 static Evas_Object *
 130 _gc_icon(E_Gadcon_Client_Class *cc __UNUSED__, Evas *evas)
 131 {
 132    Evas_Object *o;
 133    char buff[PATH_MAX];
 134
 135    snprintf(buff, sizeof(buff), "%s/e-module-illume-kbd-toggle.edj", mod_dir);
 136    o = edje_object_add(evas);
 137    edje_object_file_set(o, buff, "icon");
 138    return o;
 139 }
 140
 141 static const char *
 142 _gc_id_new(E_Gadcon_Client_Class *cc __UNUSED__)
 143 {
 144    static char buff[32];
 145
 146    snprintf(buff, sizeof(buff), "%s.%d", _gc_class.name,
 147             eina_list_count(instances));
 148    return buff;
 149 }
 150
 151 static void
 152 _cb_action_vkbd_enable(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
 153 {
 154    Instance *inst;
 155    E_Border *bd;
 156
 157    if (!(inst = data)) return;
 158    if (!(bd = e_border_focused_get())) return;
 159    if (bd->zone != inst->gcc->gadcon->zone) return;
 160    if (bd->client.vkbd.state == ECORE_X_VIRTUAL_KEYBOARD_STATE_ON) return;
 161
 162    ecore_x_e_virtual_keyboard_state_set(bd->client.win,
 163                                         ECORE_X_VIRTUAL_KEYBOARD_STATE_ON);
 164 }
 165
 166 static void
 167 _cb_action_vkbd_disable(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
 168 {
 169    Instance *inst;
 170    E_Border *bd;
 171
 172    if (!(inst = data)) return;
 173    if (!(bd = e_border_focused_get())) return;
 174    if (bd->zone != inst->gcc->gadcon->zone) return;
 175    if (bd->client.vkbd.state == ECORE_X_VIRTUAL_KEYBOARD_STATE_OFF) return;
 176
 177    ecore_x_e_virtual_keyboard_state_set(bd->client.win,
 178                                         ECORE_X_VIRTUAL_KEYBOARD_STATE_OFF);
 179 }
 180
 181 static Eina_Bool
 182 _cb_border_focus_in(void *data, int type __UNUSED__, void *event)
 183 {
 184    Instance *inst;
 185    E_Event_Border_Focus_In *ev;
 186    E_Border *bd;
 187
 188    if (!(inst = data)) return ECORE_CALLBACK_PASS_ON;
 189    ev = event;
 190    if (ev->border->stolen) return ECORE_CALLBACK_PASS_ON;
 191    if (!(bd = ev->border)) return ECORE_CALLBACK_PASS_ON;
 192    if (bd->zone != inst->gcc->gadcon->zone) return ECORE_CALLBACK_PASS_ON;
 193    _set_btn_icon(inst->o_toggle, bd->client.vkbd.state);
 194    return ECORE_CALLBACK_PASS_ON;
 195 }
 196
 197 static Eina_Bool
 198 _cb_border_remove(void *data, int type __UNUSED__, void *event __UNUSED__)
 199 {
 200    Instance *inst;
 201
 202    if (!(inst = data)) return ECORE_CALLBACK_PASS_ON;
 203    _set_btn_icon(inst->o_toggle, ECORE_X_VIRTUAL_KEYBOARD_STATE_OFF);
 204    return ECORE_CALLBACK_PASS_ON;
 205 }
 206
 207 static Eina_Bool
 208 _cb_border_property(void *data, int type __UNUSED__, void *event)
 209 {
 210    Instance *inst;
 211    Ecore_X_Event_Window_Property *ev;
 212    E_Border *bd;
 213
 214    ev = event;
 215    if (ev->atom != ECORE_X_ATOM_E_VIRTUAL_KEYBOARD_STATE)
 216      return ECORE_CALLBACK_PASS_ON;
 217    if (!(bd = e_border_find_by_client_window(ev->win)))
 218      return ECORE_CALLBACK_PASS_ON;
 219    if (!bd->focused) return ECORE_CALLBACK_PASS_ON;
 220    if (!(inst = data)) return ECORE_CALLBACK_PASS_ON;
 221    if (bd->zone != inst->gcc->gadcon->zone) return ECORE_CALLBACK_PASS_ON;
 222    _set_btn_icon(inst->o_toggle, bd->client.vkbd.state);
 223    return ECORE_CALLBACK_PASS_ON;
 224 }
 225
 226 static void
 227 _set_btn_icon(Evas_Object *obj, Ecore_X_Virtual_Keyboard_State state)
 228 {
 229    if (state == ECORE_X_VIRTUAL_KEYBOARD_STATE_ON)
 230      edje_object_signal_emit(obj, "e,state,vkbd,on", "e");
 231    else
 232      edje_object_signal_emit(obj, "e,state,vkbd,off", "e");
 233 }