Makes the LTR/RTL alignment of text follow the system language by default.

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / text-controls / text-label-impl.cpp

diff --git a/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp b/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
index 3ee507d..af0f85e 100644 (file)
--- a/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
+++ b/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
@@ -19,8 +19,8 @@
 #include <dali-toolkit/internal/controls/text-controls/text-label-impl.h>
 
 // EXTERNAL INCLUDES
+#include <dali/devel-api/actors/actor-devel.h>
 #include <dali/devel-api/adaptor-framework/image-loading.h>
-#include <dali/devel-api/adaptor-framework/window-devel.h>
 #include <dali/devel-api/common/stage.h>
 #include <dali/devel-api/object/property-helper-devel.h>
 #include <dali/integration-api/debug.h>
@@ -139,6 +139,9 @@ DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION(Toolkit,    TextLabel, "textColo
 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION(Toolkit,    TextLabel, "textColorGreen", TEXT_COLOR_GREEN, TEXT_COLOR, 1)
 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION(Toolkit,    TextLabel, "textColorBlue",  TEXT_COLOR_BLUE,  TEXT_COLOR, 2)
 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION(Toolkit,    TextLabel, "textColorAlpha", TEXT_COLOR_ALPHA, TEXT_COLOR, 3)
+
+DALI_SIGNAL_REGISTRATION(Toolkit, TextLabel, "anchorClicked", SIGNAL_ANCHOR_CLICKED)
+
 DALI_TYPE_REGISTRATION_END()
 // clang-format on
 
@@ -453,7 +456,7 @@ void TextLabel::SetProperty(BaseObject* object, Property::Index index, const Pro
       }
       case Toolkit::DevelTextLabel::Property::MATCH_SYSTEM_LANGUAGE_DIRECTION:
       {
-        impl.mController->SetMatchSystemLanguageDirection(value.Get<bool>());
+        impl.mController->SetMatchLayoutDirection(value.Get<bool>() ? DevelText::MatchLayoutDirection::LOCALE : DevelText::MatchLayoutDirection::CONTENTS);
         break;
       }
       case Toolkit::DevelTextLabel::Property::TEXT_FIT:
@@ -684,7 +687,7 @@ Property::Value TextLabel::GetProperty(BaseObject* object, Property::Index index
       }
       case Toolkit::DevelTextLabel::Property::MATCH_SYSTEM_LANGUAGE_DIRECTION:
       {
-        value = impl.mController->IsMatchSystemLanguageDirection();
+        value = impl.mController->GetMatchLayoutDirection() != DevelText::MatchLayoutDirection::CONTENTS;
         break;
       }
       case Toolkit::DevelTextLabel::Property::TEXT_FIT:
@@ -720,6 +723,35 @@ Property::Value TextLabel::GetProperty(BaseObject* object, Property::Index index
   return value;
 }
 
+bool TextLabel::DoConnectSignal(BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor)
+{
+  Dali::BaseHandle handle(object);
+
+  bool               connected(true);
+  Toolkit::TextLabel label = Toolkit::TextLabel::DownCast(handle);
+
+  if(0 == strcmp(signalName.c_str(), SIGNAL_ANCHOR_CLICKED))
+  {
+    if(label)
+    {
+      Internal::TextLabel& labelImpl(GetImpl(label));
+      labelImpl.AnchorClickedSignal().Connect(tracker, functor);
+    }
+  }
+  else
+  {
+    // signalName does not match any signal
+    connected = false;
+  }
+
+  return connected;
+}
+
+DevelTextLabel::AnchorClickedSignalType& TextLabel::AnchorClickedSignal()
+{
+  return mAnchorClickedSignal;
+}
+
 void TextLabel::OnInitialize()
 {
   Actor self = Self();
@@ -736,6 +768,7 @@ void TextLabel::OnInitialize()
   DALI_ASSERT_DEBUG(mController && "Invalid Text Controller")
 
   mController->SetControlInterface(this);
+  mController->SetAnchorControlInterface(this);
 
   // Use height-for-width negotiation by default
   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
@@ -752,6 +785,12 @@ void TextLabel::OnInitialize()
   Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>(stage.GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
   mController->SetLayoutDirection(layoutDirection);
 
+  self.LayoutDirectionChangedSignal().Connect(this, &TextLabel::OnLayoutDirectionChanged);
+
+  // Forward input events to controller
+  EnableGestureDetection(static_cast<GestureType::Value>(GestureType::TAP));
+  GetTapGestureDetector().SetMaximumTapsRequired(1);
+
   Layout::Engine& engine = mController->GetLayoutEngine();
   engine.SetCursorWidth(0u); // Do not layout space for the cursor.
 
@@ -793,6 +832,26 @@ void TextLabel::OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::T
   Control::OnStyleChange(styleManager, change);
 }
 
+void TextLabel::OnTap(const TapGesture& gesture)
+{
+  DALI_LOG_INFO(gLogFilter, Debug::Verbose, "TextLabel::OnTap %p\n", mController.Get());
+
+  // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
+  Extents padding;
+  padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
+  const Vector2& localPoint = gesture.GetLocalPoint();
+  mController->AnchorEvent(localPoint.x - padding.start, localPoint.y - padding.top);
+
+  // parents can also listen for tap gesture events
+  Dali::DevelActor::SetNeedGesturePropagation(Self(), true);
+}
+
+void TextLabel::AnchorClicked(const std::string& href)
+{
+  Dali::Toolkit::TextLabel handle(GetOwner());
+  mAnchorClickedSignal.Emit(handle, href.c_str(), href.length());
+}
+
 Vector3 TextLabel::GetNaturalSize()
 {
   Extents padding;
@@ -841,8 +900,10 @@ void TextLabel::OnRelayout(const Vector2& size, RelayoutContainer& container)
 {
   DALI_LOG_INFO(gLogFilter, Debug::General, "TextLabel::OnRelayout\n");
 
+  Actor self = Self();
+
   Extents padding;
-  padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
+  padding = self.GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 
   Vector2 contentSize(size.x - (padding.start + padding.end), size.y - (padding.top + padding.bottom));
 
@@ -853,15 +914,8 @@ void TextLabel::OnRelayout(const Vector2& size, RelayoutContainer& container)
   }
 
   // Support Right-To-Left
-  Dali::LayoutDirection::Type layoutDirection;
-  if(mController->IsMatchSystemLanguageDirection())
-  {
-    layoutDirection = static_cast<Dali::LayoutDirection::Type>(DevelWindow::Get(Self()).GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
-  }
-  else
-  {
-    layoutDirection = static_cast<Dali::LayoutDirection::Type>(Self().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
-  }
+  Dali::LayoutDirection::Type layoutDirection = mController->GetLayoutDirection(self);
+
   const Text::Controller::UpdateTextType updateTextType = mController->Relayout(contentSize, layoutDirection);
 
   if((Text::Controller::NONE_UPDATED != (Text::Controller::MODEL_UPDATED & updateTextType)) || mTextUpdateNeeded)
@@ -990,6 +1044,11 @@ void TextLabel::ScrollingFinished()
   RequestTextRelayout();
 }
 
+void TextLabel::OnLayoutDirectionChanged(Actor actor, LayoutDirection::Type type)
+{
+  mController->ChangedLayoutDirection();
+}
+
 TextLabel::TextLabel()
 : Control(ControlBehaviour(CONTROL_BEHAVIOUR_DEFAULT)),
   mRenderingBackend(DEFAULT_RENDERING_BACKEND),
@@ -1003,7 +1062,7 @@ TextLabel::~TextLabel()
 
 std::string TextLabel::AccessibleImpl::GetNameRaw()
 {
-  auto slf = Toolkit::TextLabel::DownCast(self);
+  auto slf = Toolkit::TextLabel::DownCast(Self());
   return slf.GetProperty(Toolkit::TextLabel::Property::TEXT).Get<std::string>();
 }
 
@@ -1018,7 +1077,7 @@ std::string TextLabel::AccessibleImpl::GetText(size_t startOffset,
   if(endOffset <= startOffset)
     return {};
 
-  auto slf = Toolkit::TextLabel::DownCast(self);
+  auto slf = Toolkit::TextLabel::DownCast(Self());
   auto txt =
     slf.GetProperty(Toolkit::TextLabel::Property::TEXT).Get<std::string>();
 
@@ -1030,7 +1089,7 @@ std::string TextLabel::AccessibleImpl::GetText(size_t startOffset,
 
 size_t TextLabel::AccessibleImpl::GetCharacterCount()
 {
-  auto slf = Toolkit::TextLabel::DownCast(self);
+  auto slf = Toolkit::TextLabel::DownCast(Self());
   auto txt =
     slf.GetProperty(Toolkit::TextLabel::Property::TEXT).Get<std::string>();
 
@@ -1050,7 +1109,7 @@ bool TextLabel::AccessibleImpl::SetCaretOffset(size_t offset)
 Dali::Accessibility::Range TextLabel::AccessibleImpl::GetTextAtOffset(
   size_t offset, Dali::Accessibility::TextBoundary boundary)
 {
-  auto slf      = Toolkit::TextLabel::DownCast(self);
+  auto slf      = Toolkit::TextLabel::DownCast(Self());
   auto txt      = slf.GetProperty(Toolkit::TextLabel::Property::TEXT).Get<std::string>();
   auto txt_size = txt.size();
 
@@ -1130,7 +1189,7 @@ TextLabel::AccessibleImpl::GetSelection(size_t selectionNum)
   if(selectionNum > 0)
     return {};
 
-  auto        slf  = Toolkit::TextLabel::DownCast(self);
+  auto        slf  = Toolkit::TextLabel::DownCast(Self());
   auto        ctrl = Dali::Toolkit::GetImpl(slf).getController();
   std::string ret;
   ctrl->RetrieveSelection(ret);
@@ -1145,7 +1204,7 @@ bool TextLabel::AccessibleImpl::RemoveSelection(size_t selectionNum)
   if(selectionNum > 0)
     return false;
 
-  auto slf = Toolkit::TextLabel::DownCast(self);
+  auto slf = Toolkit::TextLabel::DownCast(Self());
   Dali::Toolkit::GetImpl(slf).getController()->SetSelection(0, 0);
   return true;
 }
@@ -1158,7 +1217,7 @@ bool TextLabel::AccessibleImpl::SetSelection(size_t selectionNum,
   if(selectionNum > 0)
     return false;
 
-  auto slf = Toolkit::TextLabel::DownCast(self);
+  auto slf = Toolkit::TextLabel::DownCast(Self());
   Dali::Toolkit::GetImpl(slf).getController()->SetSelection(startOffset,
                                                             endOffset);
   return true;