1 #include "e.h"
2
3 typedef struct _E_Widget_Data E_Widget_Data;
4 struct _E_Widget_Data
5 {
6 Evas_Object *o_widget, *o_slider;
7 double *dval;
8 int *ival;
9 };
10
11 static void _e_wid_del_hook(Evas_Object *obj);
12 static void _e_wid_focus_hook(Evas_Object *obj);
13 static void _e_wid_focus_steal(void *data, Evas *e, Evas_Object *obj, void *event_info);
14 static void _e_wid_cb_changed(void *data, Evas_Object *obj, void *event_info);
15 static void _e_wid_disable_hook(Evas_Object *obj);
16
17 /* externally accessible functions */
18 E_API Evas_Object *
e_widget_slider_add(Evas * evas,int horiz,int rev,const char * fmt,double min,double max,double step,int count,double * dval,int * ival,Evas_Coord size)19 e_widget_slider_add(Evas *evas, int horiz, int rev, const char *fmt, double min, double max, double step, int count, double *dval, int *ival, Evas_Coord size)
20 {
21 Evas_Object *obj, *o;
22 E_Widget_Data *wd;
23 Evas_Coord mw, mh;
24
25 obj = e_widget_add(evas);
26
27 e_widget_del_hook_set(obj, _e_wid_del_hook);
28 e_widget_focus_hook_set(obj, _e_wid_focus_hook);
29 e_widget_disable_hook_set(obj, _e_wid_disable_hook);
30 wd = calloc(1, sizeof(E_Widget_Data));
31 e_widget_data_set(obj, wd);
32 wd->o_widget = obj;
33
34 o = e_slider_add(evas);
35 wd->o_slider = o;
36 evas_object_show(o);
37 e_widget_sub_object_add(obj, o);
38 e_widget_resize_object_set(obj, o);
39 evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_wid_focus_steal, obj);
40
41 e_slider_orientation_set(o, horiz);
42 e_slider_direction_set(o, rev);
43 e_slider_value_range_set(o, min, max);
44 e_slider_value_format_display_set(o, fmt);
45 e_slider_value_step_count_set(o, count);
46 e_slider_value_step_size_set(o, step);
47 if (dval) e_slider_value_set(o, *dval);
48 else if (ival)
49 e_slider_value_set(o, *ival);
50
51 e_slider_size_min_get(o, &mw, &mh);
52 if (horiz)
53 e_widget_size_min_set(obj, mw + size, mh);
54 else
55 e_widget_size_min_set(obj, mw, mh + size);
56
57 wd->dval = dval;
58 wd->ival = ival;
59 evas_object_smart_callback_add(o, "changed", _e_wid_cb_changed, wd);
60
61 return obj;
62 }
63
64 /**
65 * Set the double value for the slider. This will also move the slider to
66 * the correct position and update the text indicator. Will not do anything
67 * if the slider was not created with a double value.
68 *
69 * @param slider pointer to the slider to be modified
70 * @param dval the double value to set the slider to
71 * @return 1 if value set, return 0 if value not set
72 */
73 E_API int
e_widget_slider_value_double_set(Evas_Object * slider,double dval)74 e_widget_slider_value_double_set(Evas_Object *slider, double dval)
75 {
76 E_Widget_Data *wd;
77
78 wd = e_widget_data_get(slider);
79 if (!wd->dval) return 0;
80 *(wd->dval) = dval;
81 e_slider_value_set(wd->o_slider, dval);
82 return 1;
83 }
84
85 /**
86 * Set the integer value for the slider. This will also move the slider to
87 * the correct position and update the text indicator. Will not do anything
88 * if the slider was not created with an integer value.
89 *
90 * @param slider pointer to the slider to be modified
91 * @param ival the integer value to set the slider to
92 * @return 1 if value set, return 0 if value not set
93 */
94 E_API int
e_widget_slider_value_int_set(Evas_Object * slider,int ival)95 e_widget_slider_value_int_set(Evas_Object *slider, int ival)
96 {
97 E_Widget_Data *wd;
98
99 wd = e_widget_data_get(slider);
100 if (!wd->ival) return 0;
101 *(wd->ival) = ival;
102 e_slider_value_set(wd->o_slider, ival);
103 return 1;
104 }
105
106 /**
107 * Get the double value for the slider. The value of dval is undefined
108 * if the slider was not created with a double value.
109 *
110 * @param slider pointer to the slider to be queried
111 * @param dval the pointer to the double value to be set with the value of the slider
112 * @return 1 if value returned, return 0 if value not returned
113 */
114 E_API int
e_widget_slider_value_double_get(Evas_Object * slider,double * dval)115 e_widget_slider_value_double_get(Evas_Object *slider, double *dval)
116 {
117 E_Widget_Data *wd;
118
119 wd = e_widget_data_get(slider);
120 if (!wd->dval) return 0;
121 if (!dval) return 0;
122
123 *dval = *(wd->dval);
124 return 1;
125 }
126
127 /**
128 * Get the integer value for the slider. The value of ival is undefined
129 * if the slider was not created with an integer value.
130 *
131 * @param slider pointer to the slider to be queried
132 * @param ival the pointer to the integer value to be set with the value of the slider
133 * @return 1 if value returned, return 0 if value not returned
134 */
135 E_API int
e_widget_slider_value_int_get(Evas_Object * slider,int * ival)136 e_widget_slider_value_int_get(Evas_Object *slider, int *ival)
137 {
138 E_Widget_Data *wd;
139
140 wd = e_widget_data_get(slider);
141 if (!wd->ival) return 0;
142 if (!ival) return 0;
143
144 *ival = *(wd->ival);
145 return 1;
146 }
147
148 E_API void
e_widget_slider_value_format_display_set(Evas_Object * slider,const char * format)149 e_widget_slider_value_format_display_set(Evas_Object *slider, const char *format)
150 {
151 E_Widget_Data *wd;
152
153 wd = e_widget_data_get(slider);
154 e_slider_value_format_display_set(wd->o_slider, format);
155 }
156
157 E_API void
e_widget_slider_value_range_set(Evas_Object * slider,double min,double max)158 e_widget_slider_value_range_set(Evas_Object *slider, double min, double max)
159 {
160 E_Widget_Data *wd;
161
162 wd = e_widget_data_get(slider);
163 e_slider_value_range_set(wd->o_slider, min, max);
164 }
165
166 E_API void
e_widget_slider_value_step_size_set(Evas_Object * slider,double step_size)167 e_widget_slider_value_step_size_set(Evas_Object *slider, double step_size)
168 {
169 E_Widget_Data *wd;
170
171 wd = e_widget_data_get(slider);
172 e_slider_value_step_size_set(wd->o_slider, step_size);
173 }
174
175 E_API void
e_widget_slider_special_value_add(Evas_Object * obj,double value,double error,const char * label)176 e_widget_slider_special_value_add(Evas_Object *obj, double value, double error, const char *label)
177 {
178 E_Widget_Data *wd;
179
180 wd = e_widget_data_get(obj);
181 e_slider_special_value_add(wd->o_slider, value, error, label);
182 }
183
184 /* Private functions */
185 static void
_e_wid_del_hook(Evas_Object * obj)186 _e_wid_del_hook(Evas_Object *obj)
187 {
188 E_Widget_Data *wd;
189
190 wd = e_widget_data_get(obj);
191 free(wd);
192 }
193
194 static void
_e_wid_focus_hook(Evas_Object * obj)195 _e_wid_focus_hook(Evas_Object *obj)
196 {
197 E_Widget_Data *wd;
198
199 wd = e_widget_data_get(obj);
200 if (e_widget_focus_get(obj))
201 {
202 edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider), "e,state,focused", "e");
203 evas_object_focus_set(wd->o_slider, 1);
204 }
205 else
206 {
207 edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider), "e,state,unfocused", "e");
208 evas_object_focus_set(wd->o_slider, 0);
209 }
210 }
211
212 static void
_e_wid_focus_steal(void * data,Evas * e EINA_UNUSED,Evas_Object * obj EINA_UNUSED,void * event_info EINA_UNUSED)213 _e_wid_focus_steal(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
214 {
215 e_widget_focus_steal(data);
216 }
217
218 static void
_e_wid_cb_changed(void * data,Evas_Object * obj EINA_UNUSED,void * event_info EINA_UNUSED)219 _e_wid_cb_changed(void *data, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
220 {
221 E_Widget_Data *wd;
222
223 wd = data;
224 if (wd->dval) *(wd->dval) = e_slider_value_get(wd->o_slider);
225 else if (wd->ival)
226 *(wd->ival) = e_slider_value_get(wd->o_slider);
227 e_widget_change(wd->o_widget);
228 evas_object_smart_callback_call(wd->o_widget, "changed", NULL);
229 }
230
231 static void
_e_wid_disable_hook(Evas_Object * obj)232 _e_wid_disable_hook(Evas_Object *obj)
233 {
234 E_Widget_Data *wd;
235 Eina_Bool disable;
236
237 wd = e_widget_data_get(obj);
238 disable = e_widget_disabled_get(obj);
239 e_slider_disabled_set(wd->o_slider, disable);
240 if (disable)
241 edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider),
242 "e,state,disabled", "e");
243 else
244 edje_object_signal_emit(e_slider_edje_object_get(wd->o_slider),
245 "e,state,enabled", "e");
246 }
247
248