docs: elm: fill gaps in panel, photocam and progressbar eo file documentation

src/lib/elementary/elm_panel.eo

@@ -11,6 +11,7 @@ enum Elm.Panel.Orient
 class Elm.Panel (Elm.Layout, Elm.Interface_Scrollable,
                  Elm.Interface.Atspi_Widget_Action)
 {
+   [[Elementary panel class]]
    legacy_prefix: elm_panel;
    eo_prefix: elm_obj_panel;
    event_prefix: elm_panel;
@@ -37,7 +38,7 @@ class Elm.Panel (Elm.Layout, Elm.Interface_Scrollable,
             [[Get the state of the panel.]]
          }
          values {
-            hidden: bool; [[If true, the panel will run the animation to disappear.]]
+            hidden: bool; [[If $true, the panel will run the animation to disappear.]]
          }
       }
       @property scrollable {
@@ -59,7 +60,7 @@ class Elm.Panel (Elm.Layout, Elm.Interface_Scrollable,
             [[Set the size of the scrollable panel.]]
          }
          values {
-            ratio: double;
+            ratio: double; [[Size ratio]]
          }
       }
       toggle {
@@ -86,7 +87,6 @@ class Elm.Panel (Elm.Layout, Elm.Interface_Scrollable,
       Efl.Part.part;
    }
    events {
-      toggled;
+      toggled; [[Called when the hidden state was toggled]]
    }
-
 }

src/lib/elementary/elm_panel_internal_part.eo

@@ -1,5 +1,6 @@
 class Elm.Panel.Internal.Part (Efl.Object, Efl.Container)
 {
+   [[Elementary panel internal part class]]
    data: Elm_Part_Data;
    implements {
       Efl.Object.destructor;

src/lib/elementary/elm_photocam.eo

@@ -204,14 +204,14 @@ class Elm.Photocam (Elm.Widget, Elm.Interface_Scrollable,
       Efl.File.file.get;
    }
    events {
-      press;
-      load;
-      loaded;
-      load,detail;
-      loaded,detail;
-      download,start;
-      download,progress;
-      download,done;
-      download,error;
+      press; [[Called when photocam got pressed]]
+      load; [[Called when photocam loading started]]
+      loaded; [[Called when photocam loading finished]]
+      load,detail; [[Called when photocal detail loading started]]
+      loaded,detail; [[Called when photocam detail loading finished]]
+      download,start; [[Called when photocam download started]]
+      download,progress; [[Called when photocam download progress updated]]
+      download,done; [[Called when photocam download finished]]
+      download,error; [[Called when photocam download failed]]
    }
 }

src/lib/elementary/elm_photocam_pan.eo

@@ -1,6 +1,6 @@
 class Elm.Photocam.Pan (Elm.Pan)
 {
-   [[Elementary photocom pan]]
+   [[Elementary photocom pan class]]
    legacy_prefix: elm_photocam_pan;
    eo_prefix: elm_obj_photocam_pan;
    event_prefix: elm_photocam_pan;
@@ -25,5 +25,4 @@ class Elm.Photocam.Pan (Elm.Pan)
       download,done; [[Called when download finished]]
       download,error; [[Called when download failed with an error]]
    }
-
 }

src/lib/elementary/elm_progressbar.eo

@@ -1,6 +1,7 @@
 class Elm.Progressbar (Elm.Layout, Efl.Ui.Progress,
                        Efl.Orientation)
 {
+   [[Elementary progressbar class]]
    legacy_prefix: elm_progressbar;
    eo_prefix: elm_obj_progressbar;
    event_prefix: elm_progressbar;
@@ -80,7 +81,6 @@ class Elm.Progressbar (Elm.Layout, Efl.Ui.Progress,
       Efl.Part.part;
    }
    events {
-      changed;
+      changed; [[Called when progressbar changed]]
    }
-
 }

src/lib/elementary/elm_progressbar_internal_part.eo

@@ -1,5 +1,6 @@
 class Elm.Progressbar.Internal.Part (Elm.Layout.Internal.Part)
 {
+   [[Elementary progressbar internal part class]]
    data: null;
    implements {
       Efl.Container.content.set;