marge master

README.md

@@ -71,7 +71,7 @@ Choose a project with your favourite IDE:
 ### Porting to an embedded hardware
 In the most simple case you need to do these steps:
 1. Copy `lv_conf_templ.h` as `lv_conf.h` next to `lvgl` and set at least `LV_HOR_RES`, `LV_VER_RES` and `LV_COLOR_DEPTH`. 
-2. Call `lv_tick_inc(x)` every `x` milliseconds **in a Timer or Task** (`x` should be between 1 and 10)
+2. Call `lv_tick_inc(x)` every `x` milliseconds **in a Timer or Task** (`x` should be between 1 and 10). It is required for the internal timing of LittlevGL.
 3. Call `lv_init()`
 4. Create a buffer for LittlevGL
 ```c
@@ -126,7 +126,11 @@ bool my_touchpad_read(lv_indev_t * indev, lv_indev_data_t * data)
     return false; /*Return `false` because we are not buffering and no more data to read*/
 }
 ```
+<<<<<<< HEAD
 6. Call `lv_task_handler()` periodically every few milliseconds in the main `while(1)` loop, in a Timer interrupt or in an Operation system task.
+=======
+6. Call `lv_task_handler()` periodically every few milliseconds in the main `while(1)` loop, in Timer interrupt or in an Operation system task. It will redraw the screen if required, handle input devices etc.
+>>>>>>> master
 
 For a detailed description check the [Documentation](https://docs.littlevgl.com/#Porting) or the [Porting examples](https://github.com/littlevgl/lvgl/tree/multi-disp/lv_porting).
  
@@ -189,9 +193,7 @@ lv_btn_set_ink_out_time(btn, 300);
 
 #### Use LittlevGL from Micropython
 ```python
-
 # Create a Button and a Label
-
 scr = lv.obj()
 btn = lv.btn(scr)
 btn.align(lv.scr_act(), lv.ALIGN.CENTER, 0, 0)
@@ -199,16 +201,16 @@ label = lv.label(btn)
 label.set_text("Button")
 
 # Load the screen
-
 lv.scr_load(scr)
 ```
 
 Check out the [Documentation](https://docs.littlevgl.com/) for more!
 
 ### Contributing
-To ask questions and discuss topics we use [GitHub's Issue tracker](https://github.com/littlevgl/lvgl/issues). 
+To ask questions please use the [Forum](https://forum.littlevgl.com).
-You contribute in several ways:
+FOr development related things (bug reports, feature suggestions) use [GitHub's Issue tracker](https://github.com/littlevgl/lvgl/issues). 
-- **Answer other's question** click the Watch button on the top to get notified about the issues
+You can contribute in several ways:
+- **Answer other's question** in the Forum
 - **Report and/or fix bugs** using the issue tracker and in Pull-request
 - **Suggest and/or implement new features** using the issue tracker and in Pull-request
 - **Improve and/or translate the documentation** learn more [here](https://github.com/littlevgl/docs)

lv_core/lv_group.c

@@ -28,6 +28,9 @@ static void style_mod_edit_def(lv_style_t * style);
 static void refresh_theme(lv_group_t * g, lv_theme_t * th);
 static void focus_next_core(lv_group_t * group, void * (*begin)(const lv_ll_t *), void * (*move)(const lv_ll_t *, const void *));
 static void lv_group_refocus(lv_group_t * g);
+static void obj_to_foreground(lv_obj_t * obj);
+
+
 
 /**********************
  *  STATIC VARIABLES
@@ -196,6 +199,9 @@ void lv_group_focus_obj(lv_obj_t * obj)
                 (*g->obj_focus)->signal_func(*g->obj_focus, LV_SIGNAL_FOCUS, NULL);
                 if(g->focus_cb) g->focus_cb(g);
                 lv_obj_invalidate(*g->obj_focus);
+
+                /*If the object or its parent has `top == true` bring it to the foregorund*/
+                obj_to_foreground(*g->obj_focus);
             }
             break;
         }
@@ -575,9 +581,32 @@ static void focus_next_core(lv_group_t * group, void * (*begin)(const lv_ll_t *)
     group->obj_focus = obj_next;
 
     (*group->obj_focus)->signal_func(*group->obj_focus, LV_SIGNAL_FOCUS, NULL);
+
+    /*If the object or its parent has `top == true` bring it to the foregorund*/
+    obj_to_foreground(*group->obj_focus);
+
     lv_obj_invalidate(*group->obj_focus);
 
     if(group->focus_cb) group->focus_cb(group);
 }
 
+static void obj_to_foreground(lv_obj_t * obj)
+{
+    /*Search for 'top' attribute*/
+    lv_obj_t * i = obj;
+    lv_obj_t * last_top = NULL;
+    while(i != NULL) {
+        if(i->top != 0) last_top = i;
+        i = lv_obj_get_parent(i);
+    }
+
+    if(last_top != NULL) {
+        /*Move the last_top object to the foreground*/
+        lv_obj_t * par = lv_obj_get_parent(last_top);
+        /*After list change it will be the new head*/
+        lv_ll_chg_list(&par->child_ll, &par->child_ll, last_top);
+        lv_obj_invalidate(last_top);
+    }
+}
+
 #endif /*USE_LV_GROUP != 0*/

lv_misc/lv_fs.c

@@ -21,6 +21,14 @@
  *      DEFINES
  *********************/
 
+/* "free" is used as a function pointer (in lv_fs_drv_t).
+ * We must make sure "free" was not defined to a platform specific
+ * free function, otherwise compilation would fail.
+ */
+#ifdef free
+#undef free
+#endif
+
 /**********************
  *      TYPEDEFS
  **********************/

lv_objx/lv_btnm.c

@@ -88,6 +88,7 @@ lv_obj_t * lv_btnm_create(lv_obj_t * par, const lv_obj_t * copy)
     ext->action = NULL;
     ext->map_p = NULL;
     ext->toggle = 0;
+    ext->recolor = 0;
     ext->styles_btn[LV_BTN_STATE_REL] = &lv_style_btn_rel;
     ext->styles_btn[LV_BTN_STATE_PR] = &lv_style_btn_pr;
     ext->styles_btn[LV_BTN_STATE_TGL_REL] = &lv_style_btn_tgl_rel;

lv_objx/lv_ta.c

@@ -1202,6 +1202,7 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
 
     lv_obj_t * ta = lv_obj_get_parent(scrl);
     lv_ta_ext_t * ext = lv_obj_get_ext_attr(ta);
+
     if(sign == LV_SIGNAL_REFR_EXT_SIZE) {
         /*Set ext. size because the cursor might be out of this object*/
         lv_style_t * style_label = lv_obj_get_style(ext->label);
@@ -1213,6 +1214,9 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
         if(ext->label) {
             if(lv_obj_get_width(ta) != lv_area_get_width(param) ||
                     lv_obj_get_height(ta) != lv_area_get_height(param)) {
+
+                lv_obj_t * scrl = lv_page_get_scrl(ta);
+
                 lv_style_t * style_scrl = lv_obj_get_style(scrl);
                 lv_obj_set_width(ext->label, lv_obj_get_width(scrl) - 2 * style_scrl->body.padding.hor);
                 lv_obj_set_pos(ext->label, style_scrl->body.padding.hor, style_scrl->body.padding.ver);
@@ -1226,7 +1230,6 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
         update_cursor_position_on_click(ta, (lv_indev_t *)param);
     }
 
-
     return res;
 }
 

lv_objx/lv_tileview.c

@@ -334,6 +334,8 @@ static lv_res_t lv_tileview_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void
     if(res != LV_RES_OK) return res;
 
     lv_obj_t * tileview = lv_obj_get_parent(scrl);
+    lv_style_t * style_bg = lv_tileview_get_style(tileview, LV_TILEVIEW_STYLE_BG);
+
 
     /*Apply constraint on moving of the tileview*/
     if(sign == LV_SIGNAL_CORD_CHG) {
@@ -377,7 +379,7 @@ static lv_res_t lv_tileview_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void
                         lv_page_start_edge_flash(tileview);
                     }
 
-                    lv_obj_set_y(scrl, -ext->act_id.y * h);
+                    lv_obj_set_y(scrl, -ext->act_id.y * h + style_bg->body.padding.ver);
                 }
             }
             if(ext->drag_bottom_en == 0 && indev->proc.types.pointer.vect.y < 0 && ext->drag_hor == 0) {
@@ -390,7 +392,7 @@ static lv_res_t lv_tileview_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void
                     }
                 }
 
-                lv_obj_set_y(scrl, -ext->act_id.y * h);
+                lv_obj_set_y(scrl, -ext->act_id.y * h + style_bg->body.padding.ver);
             }
             if(ext->drag_left_en == 0) {
                 if(x > -(ext->act_id.x * w) && indev->proc.types.pointer.vect.x > 0 && ext->drag_ver == 0) {
@@ -401,7 +403,7 @@ static lv_res_t lv_tileview_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void
                         lv_page_start_edge_flash(tileview);
                     }
 
-                    lv_obj_set_x(scrl, -ext->act_id.x * w);
+                    lv_obj_set_x(scrl, -ext->act_id.x * w + style_bg->body.padding.hor);
                 }
             }
             if(ext->drag_right_en == 0 && indev->proc.types.pointer.vect.x < 0 && ext->drag_ver == 0) {
@@ -414,12 +416,12 @@ static lv_res_t lv_tileview_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void
                     }
                 }
 
-                lv_obj_set_x(scrl, -ext->act_id.x * w);
+                lv_obj_set_x(scrl, -ext->act_id.x * w + style_bg->body.padding.hor);
             }
 
             /*Apply the drag constraints*/
-            if(ext->drag_ver == 0) lv_obj_set_y(scrl, - ext->act_id.y * lv_obj_get_height(tileview));
+            if(ext->drag_ver == 0) lv_obj_set_y(scrl, - ext->act_id.y * lv_obj_get_height(tileview) + style_bg->body.padding.ver);
-            if(ext->drag_hor == 0) lv_obj_set_x(scrl, - ext->act_id.x * lv_obj_get_width(tileview));
+            if(ext->drag_hor == 0) lv_obj_set_x(scrl, - ext->act_id.x * lv_obj_get_width(tileview) + style_bg->body.padding.hor);
         }
     }