[ref] listbox

devlog/todo.txt

@@ -1,76 +1,3 @@
-/* listbox with with no container */
-
-ui_listbox concept:
-
-auto p = ekg::listbox("oi meow mumu", {"meow meoiw meowm meowm meow meow", "cazt"});
-p->insert_at(0, "meow").insert("meow").insert("meow").insert("meow");
-
-// meow         	// gato
-	// meow           // gato
-		// meow  				  // gato
-			// meow           // gato
-				// meow           // gato
-
-p->insert_at(1, "gato").insert("gato").insert("gato").insert("gato")
-
-// if not inserted
-// meow         	// <empty>
-	// meow           // <empty>
-		// meow  				  // <empty>
-			// meow           // <empty>
-				// meow           // <empty>
-
-// when selecting etc.
-
-// to disable the multi-column on listbox, set a different mode:
-p->set_mode(ekg::mode::singlecolumn);
-
-// to enable
-p->set_mode(ekg::mode::multicolumn);
-
-/* listbox with with container */
-
-ui_listbox_container concept:
-
-auto p = ekg::listbox_cointainer("oi meow mumu", {"meow meoiw meowm meowm meow meow", "cazt"});
-p->insert_at(0, ekg::imut_label("meow")).insert(ekg::imut_label("meow")).insert(ekg::imut_label("meow")).insert(ekg::imut_label("meow"));
-
-// meow         	// gato
-	// meow           // gato
-		// meow  				  // gato
-			// meow           // gato
-				// meow           // gato
-
-p->insert_at(1, ekg::imut_label("gato")).insert(ekg::imut_label("gato")).insert(ekg::imut_label("gato")).insert(ekg::imut_label("gato"))
-
-// if not inserted
-// meow         	// <empty>
-	// meow           // <empty>
-		// meow  				  // <empty>
-			// meow           // <empty>
-				// meow           // <empty>
-
-// when selecting etc.
-
-// to disable the multi-column on listbox, set a different mode:
-p->set_mode(ekg::mode::singlecolumn);
-
-// to enable
-p->set_mode(ekg::mode::multicolumn);
-
-/* item */
-
-ekg::item &a {p->item(0)};
-
-a.insert("one");
-a.insert({"two", ekg::attr::disable});
-a.at(0).set_attr(ekg::attr::disable);
-a.at(1).set_attr(ekg::attr::enable);
-
-a.insert("oi").insert("oi")
-
-// remove `ekg::ui::item`
-
 /* DPI, UI, and Scale */
 
 The current stupid system of EKG for scalling is actually useless; the scaled height factors at each widget,
@@ -80,4 +7,13 @@ So 800x600 will be the same as 1920x1080 indifferent of font-size.
 How? idk, i will use the mother/parent frame as base/factor and the height font too as base.
 So the layout service will get the perfect sized DPI and scale.
 Some day I do this.
-
+
+/* Slider must be rewrite the part of docking text value! */
+
+Slider contains a glitch were you can drag with no maximum limit.
+
+/* Textbox is not updating newer text! */
+
+stupid ticking glitch.
+
+/* stupid scorlling glitch */

include/ekg/ui/listbox/ui_listbox_widget.hpp

@@ -41,10 +41,8 @@ namespace ekg::ui {
       ekg::rect widget_absolute_rect_scissor,
       ekg::rect scrollable_rect,
       ekg::rect content_scissor_bounding,
-      float header_relative_x,
       float bottom_place,
-      float scrolling_cropy,
-      bool is_scroll_on_top,
+      float normalized_horizontal_scroll,
       bool is_header_targeted,
       bool is_column_header_top,
       ekg::draw::font_renderer &f_renderer
@@ -61,6 +59,8 @@ namespace ekg::ui {
     ekg::rect rect_original_dragging_targeted_header {};
 
     float column_header_height {};
+    float header_relative_x {};
+
     bool was_hovered {};
     bool was_selected {};
     bool must_update_items {};

include/ekg/ui/scrollbar/ui_scrollbar_embedded_widget.hpp

@@ -66,6 +66,16 @@ namespace ekg::ui {
     void reset_scroll();
 
     void check_axis_states();
+
+    /**
+     * Returns the normalized vertical value, based in child-height.
+     **/
+    float get_normalized_vertical_scroll();
+
+    /**
+     * Returns the normalized horizontal value, based in child-width.
+     **/
+    float get_normalized_horizontal_scroll();
   public: // virtuals
     void on_reload();
 

include/ekg/util/geometry.hpp

@@ -36,7 +36,7 @@
 #define ekg_pi                 (3.141592653589793238462643383279502884)
 
 /*
- * The STL std:::min, and std::max implementation,
+ * The STL std:::min and std::max implementation,
  * are not suitable to perform the required comparions inside of EKG
  * without making the code confuse.
  * 
@@ -264,6 +264,12 @@ namespace ekg {
    **/
   uint64_t get_index_by_scroll(float scroll, float dimension, uint64_t size);
 
+  /**
+   * Get a index n-size by normalized-scroll amount.
+   * Note: You must have a compatible scroll-size with the n-index-size.
+   **/
+  uint64_t get_index_by_normalized_scroll(float normalized, uint64_t size);
+
   bool rect_collide_rect(const ekg::rect &a, const ekg::rect &b);
   bool rect_collide_vec(const ekg::rect &rect, const ekg::vec4 &vec);
   bool rect_collide_vec_precisely(const ekg::rect &rect, const ekg::vec4 &vec);