add modulemanager module

TODO

@@ -75,6 +75,8 @@ game/graphics window with options
 do lua game event calls from Game instead from GameProtocol
 
 auto walk
+minimap window
+
 login queue
 questlog
 edit texts
@@ -82,4 +84,3 @@ trade window
 shop window
 battle window
 hotkeys window
-minimap window

modules/addon_terminal/commands.lua

@@ -1,6 +1,17 @@
-function dumpWidgets()
-  for i=1,rootWidget:getChildCount() do
-    print(rootWidget:getChildByIndex(i):getId())
+function dumpWidgets(widget, level)
+  widget = widget or rootWidget
+  level = level or 0
+  for i=1,widget:getChildCount() do
+    local child = widget:getChildByIndex(i)
+    if child:isVisible() then
+      local name = child:getId()
+      if name:match('widget%d+') == nil then
+        print(string.rep(' ', level) .. name)
+      end
+      if child:getId() ~= 'terminalBuffer' then
+        dumpWidgets(child, level+1)
+      end
+    end
   end
 end
 

modules/client/client.otmod

@@ -12,6 +12,7 @@ Module
     - client_about
     - client_options
     - client_entergame
+    - client_modulemanager
     - game
 
   onLoad: |

modules/client_modulemanager/modulemanager.lua

@@ -0,0 +1,118 @@
+ModuleManager = {}
+
+local moduleManagerWindow
+local moduleManagerButton
+local moduleList
+
+function ModuleManager.init()
+  moduleManagerWindow = displayUI('modulemanager.otui')
+  moduleManagerWindow:hide()
+  moduleList = moduleManagerWindow:getChildById('moduleList')
+  connect(moduleList, { onChildFocusChange = function(self, focusedChild)
+                          if focusedChild == nil then return end
+                          ModuleManager.updateModuleInfo(focusedChild:getText())
+                        end })
+
+  moduleManagerButton = TopMenu.addButton('moduleManagerButton', 'Module manager', 'modulemanager.png', ModuleManager.toggle)
+
+  addEvent(ModuleManager.listModules)
+end
+
+function ModuleManager.terminate()
+  moduleManagerWindow:destroy()
+  moduleManagerWindow = nil
+  moduleManagerButton:destroy()
+  moduleManagerButton = nil
+  moduleList = nil
+end
+
+function ModuleManager.hide()
+  moduleManagerWindow:hide()
+end
+
+function ModuleManager.show()
+  moduleManagerWindow:show()
+  moduleManagerWindow:focus()
+  moduleManagerWindow:raise()
+
+end
+
+function ModuleManager.toggle()
+  if moduleManagerWindow:isVisible() then
+    ModuleManager.hide()
+  else
+    ModuleManager.show()
+  end
+end
+
+function ModuleManager.refreshModules()
+  g_modules.discoverModules()
+  ModuleManager.listModules()
+end
+
+function ModuleManager.listModules()
+  moduleList:destroyChildren()
+
+  local modules = g_modules.getModules()
+  for i,module in ipairs(modules) do
+    local label = createWidget('ModuleListLabel', moduleList)
+    label:setText(module:getName())
+  end
+
+  moduleList:focusChild(moduleList:getFirstChild(), ActiveFocusReason)
+end
+
+function ModuleManager.updateModuleInfo(moduleName)
+  local name = ''
+  local description = ''
+  local autoLoad = ''
+  local author = ''
+  local website = ''
+  local version = ''
+  local canLoad = false
+  local canUnload = false
+
+  local module = g_modules.getModule(moduleName)
+  if module then
+    name = module:getName()
+    description = module:getDescription()
+    author = module:getAuthor()
+    website = module:getWebsite()
+    version = module:getVersion()
+    canUnload = module:isLoaded()
+    canLoad = not canUnload
+  end
+
+  moduleManagerWindow:recursiveGetChildById('moduleName'):setText(name)
+  moduleManagerWindow:recursiveGetChildById('moduleDescription'):setText(description)
+  moduleManagerWindow:recursiveGetChildById('moduleDescription'):wrapText()
+  moduleManagerWindow:recursiveGetChildById('moduleAuthor'):setText(author)
+  moduleManagerWindow:recursiveGetChildById('moduleWebsite'):setText(website)
+  moduleManagerWindow:recursiveGetChildById('moduleVersion'):setText(version)
+
+  moduleManagerWindow:recursiveGetChildById('moduleLoadButton'):setEnabled(canLoad)
+  moduleManagerWindow:recursiveGetChildById('moduleUnloadButton'):setEnabled(canUnload)
+end
+
+function ModuleManager.loadCurrentModule()
+  local focusedChild = moduleList:getFocusedChild()
+  if focusedChild then
+    local module = g_modules.getModule(focusedChild:getText())
+    if module then
+      module:load()
+      ModuleManager.updateModuleInfo(module:getName())
+    end
+  end
+end
+
+function ModuleManager.unloadCurrentModule()
+  local focusedChild = moduleList:getFocusedChild()
+  if focusedChild then
+    local module = g_modules.getModule(focusedChild:getText())
+    if module then
+      module:unload()
+      ModuleManager.updateModuleInfo(module:getName())
+    end
+  end
+end
+

modules/client_modulemanager/modulemanager.otmod

@@ -0,0 +1,11 @@
+Module
+  name: client_modulemanager
+  description: Manage other modules
+  author: OTClient team
+  website: https://github.com/edubart/otclient
+  onLoad: |
+    require 'modulemanager'
+    ModuleManager.init()
+
+  onUnload: |
+    ModuleManager.terminate()

modules/client_modulemanager/modulemanager.otui

@@ -0,0 +1,117 @@
+ModuleListLabel < Label
+  font: verdana-11px-monochrome
+  background-color: alpha
+  text-offset: 2 0
+  focusable: true
+
+  $focus:
+    background-color: #ffffff22
+    color: #ffffff
+
+ModuleInfoLabel < Label
+  $!first:
+    margin-top: 5
+  margin-bottom: 2
+
+ModuleValueLabel < UILabel
+  font: verdana-11px-antialised
+  color: #aaaaaa
+  text-offset: 3 0
+  image-source: /core_styles/images/panel_flat.png
+  image-border: 1
+
+MainWindow
+  id: moduleManagerWindow
+  size: 450 450
+  text: Module Manager
+
+  @onEscape: ModuleManager.hide()
+
+  TextList
+    id: moduleList
+    anchors.top: parent.top
+    anchors.left: parent.left
+    anchors.bottom: parent.bottom
+    width: 180
+    padding: 1
+    focusable: false
+    margin-bottom: 30
+
+  Button
+    anchors.top: moduleList.bottom
+    anchors.horizontalCenter: moduleList.horizontalCenter
+    margin-top: 8
+    text: Refresh
+    @onClick: ModuleManager.refreshModules()
+
+  Panel
+    id: moduleInfo
+    anchors.left: moduleList.right
+    anchors.top: parent.top
+    anchors.right: parent.right
+    margin: 0 5 5 15
+    layout:
+      type: verticalBox
+      fit-children: true
+
+    ModuleInfoLabel
+      text: Module name
+    ModuleValueLabel
+      id: moduleName
+
+    ModuleInfoLabel
+      text: Description
+    ModuleValueLabel
+      id: moduleDescription
+      height: 100
+
+    ModuleInfoLabel
+      text: Loaded
+    ModuleValueLabel
+      id: moduleLoaded
+
+    //ModuleInfoLabel
+    //  text: Autoload
+    //ModuleValueLabel
+    //  id: moduleAutoload
+
+    //ModuleInfoLabel
+    //  text: Autoload antecedence
+    //ModuleValueLabel
+    //  id: moduleLoadAntecedence
+    //  text: 1000
+
+    ModuleInfoLabel
+      text: Author
+    ModuleValueLabel
+      id: moduleAuthor
+
+    ModuleInfoLabel
+      text: Website
+    ModuleValueLabel
+      id: moduleWebsite
+
+    ModuleInfoLabel
+      text: Version
+    ModuleValueLabel
+      id: moduleVersion
+
+  Button
+    id: moduleLoadButton
+    anchors.top: moduleInfo.bottom
+    anchors.left: moduleInfo.left
+    margin-top: 8
+    text: Load
+    enabled: false
+    @onClick: ModuleManager.loadCurrentModule()
+
+  Button
+    id: moduleUnloadButton
+    anchors.top: moduleInfo.bottom
+    anchors.right: moduleInfo.right
+    margin-left: 10
+    margin-top: 8
+    text: Unload
+    enabled: false
+    @onClick: ModuleManager.unloadCurrentModule()
+

modules/client_topmenu/topmenu.otui

@@ -6,7 +6,7 @@ TopButton < UIButton
   image-color: #ffffffff
   icon-color: #ffffffff
 
-  $hover:
+  $hover !disabled:
     image-color: #ffffff99
     image-clip: 26 0 26 26
 

modules/core_styles/styles/buttons.otui

@@ -7,7 +7,7 @@ Button < UIButton
   image-source: /core_styles/images/button.png
   image-border: 5
 
-  $hover:
+  $hover !disabled:
     image-source: /core_styles/images/button_hover.png
 
   $pressed:

modules/core_styles/styles/checkboxes.otui

@@ -8,7 +8,7 @@ CheckBox < UICheckBox
   image-offset: 0 2
   image-source: /core_styles/images/checkbox.png
 
-  $hover:
+  $hover !disabled:
     color: #cccccc
 
   $!checked:
@@ -48,7 +48,7 @@ ButtonBox < UICheckBox
   image-color: white
   image-border: 5
 
-  $hover:
+  $hover !disabled:
     image-source: /core_styles/images/button_hover.png
 
   $checked:

modules/core_styles/styles/comboboxes.otui

@@ -6,7 +6,7 @@ ComboBoxPopupMenuButton < UIButton
   color: #aaaaaa
   background-color: alpha
 
-  $hover:
+  $hover !disabled:
     color: #ffffff
     background-color: #ffffff44
 
@@ -38,7 +38,7 @@ ComboBox < UIComboBox
   image-border-right: 17
   image-clip: 0 0 89 20
 
-  $hover:
+  $hover !disabled:
     image-clip: 0 20 89 20
 
   $on:

modules/core_styles/styles/labels.otui

@@ -13,4 +13,4 @@ GameLabel < UILabel
 
 FrameCounter < UIFrameCounter
   size: 68 16
-  align: right
+  align: right

modules/core_styles/styles/popupmenus.otui

@@ -7,7 +7,7 @@ PopupMenuButton < UIButton
   color: #aaaaaa
   background-color: alpha
 
-  $hover:
+  $hover !disabled:
     color: #ffffff
     background-color: #ffffff44
 
@@ -29,4 +29,4 @@ PopupMenu < UIPopupMenu
   image-source: /core_styles/images/menubox.png
   image-border: 3
   padding-top: 3
-  padding-bottom: 3
+  padding-bottom: 3

modules/game_miniwindow/miniwindow.otmod

@@ -1,5 +1,5 @@
 Module
-  name: game_minewindow
+  name: game_miniwindow
   description: Manage game miniwindow
   author: OTClient team
   website: https://github.com/edubart/otclient

src/framework/application.cpp

@@ -162,8 +162,6 @@ void Application::terminate()
 
 void Application::run()
 {
-    g_lua.callGlobalField("g_app", "onRun");
-
     ticks_t lastPollTicks = g_clock.updateTicks();
     m_stopping = false;
     m_running = true;

src/framework/const.h

@@ -221,7 +221,7 @@ namespace Fw
 
     enum FocusReason {
         MouseFocusReason = 0,
-        TabFocusReason,
+        KeyboardFocusReason,
         ActiveFocusReason,
         OtherFocusReason
     };

src/framework/core/declarations.h

@@ -25,6 +25,7 @@
 
 #include <framework/global.h>
 
+class ModuleManager;
 class Module;
 class Event;
 class ScheduledEvent;

src/framework/core/module.cpp

@@ -31,36 +31,6 @@ Module::Module(const std::string& name)
     m_name = name;
 }
 
-void Module::discover(const OTMLNodePtr& moduleNode)
-{
-    const static std::string none = "none";
-    m_description = moduleNode->valueAt("description", none);
-    m_author = moduleNode->valueAt("author", none);
-    m_website = moduleNode->valueAt("website", none);
-    m_version = moduleNode->valueAt("version", none);
-    m_autoLoad = moduleNode->valueAt<bool>("autoLoad", false);
-    m_autoLoadAntecedence = moduleNode->valueAt<int>("autoLoadAntecedence", 100);
-
-    if(OTMLNodePtr node = moduleNode->get("dependencies")) {
-        for(const OTMLNodePtr& tmp : node->children())
-            m_dependencies.push_back(tmp->value());
-    }
-
-    // set onLoad callback
-    if(OTMLNodePtr node = moduleNode->get("onLoad")) {
-        g_lua.loadFunction(node->value(), "@" + node->source() + "[" + node->tag() + "]");
-        g_lua.useValue();
-        m_loadCallback = g_lua.polymorphicPop<SimpleCallback>();
-    }
-
-    // set onUnload callback
-    if(OTMLNodePtr node = moduleNode->get("onUnload")) {
-        g_lua.loadFunction(node->value(), "@" + node->source() + "[" + node->tag() + "]");
-        g_lua.useValue();
-        m_unloadCallback = g_lua.polymorphicPop<SimpleCallback>();
-    }
-}
-
 bool Module::load()
 {
     if(m_loaded)
@@ -95,3 +65,34 @@ void Module::unload()
         m_loaded = false;
     }
 }
+
+void Module::discover(const OTMLNodePtr& moduleNode)
+{
+    const static std::string none = "none";
+    m_description = moduleNode->valueAt("description", none);
+    m_author = moduleNode->valueAt("author", none);
+    m_website = moduleNode->valueAt("website", none);
+    m_version = moduleNode->valueAt("version", none);
+    m_autoLoad = moduleNode->valueAt<bool>("autoLoad", false);
+    m_autoLoadAntecedence = moduleNode->valueAt<int>("autoLoadAntecedence", 100);
+
+    if(OTMLNodePtr node = moduleNode->get("dependencies")) {
+        for(const OTMLNodePtr& tmp : node->children())
+            m_dependencies.push_back(tmp->value());
+    }
+
+    // set onLoad callback
+    if(OTMLNodePtr node = moduleNode->get("onLoad")) {
+        g_lua.loadFunction(node->value(), "@" + node->source() + "[" + node->tag() + "]");
+        g_lua.useValue();
+        m_loadCallback = g_lua.polymorphicPop<SimpleCallback>();
+    }
+
+    // set onUnload callback
+    if(OTMLNodePtr node = moduleNode->get("onUnload")) {
+        g_lua.loadFunction(node->value(), "@" + node->source() + "[" + node->tag() + "]");
+        g_lua.useValue();
+        m_unloadCallback = g_lua.polymorphicPop<SimpleCallback>();
+    }
+}
+

src/framework/core/module.h

@@ -26,12 +26,12 @@
 #include "declarations.h"
 
 #include <framework/otml/declarations.h>
+#include <framework/luascript/luaobject.h>
 
-class Module
+class Module : public LuaObject
 {
 public:
     Module(const std::string& name);
-    void discover(const OTMLNodePtr& moduleNode);
 
     bool load();
     void unload();
@@ -46,6 +46,10 @@ public:
     bool isAutoLoad() { return m_autoLoad; }
     int getAutoLoadAntecedence() { return m_autoLoadAntecedence; }
 
+protected:
+    void discover(const OTMLNodePtr& moduleNode);
+    friend class ModuleManager;
+
 private:
     Boolean<false> m_loaded;
     Boolean<false> m_autoLoad;

src/framework/core/modulemanager.cpp

@@ -30,6 +30,9 @@ ModuleManager g_modules;
 
 void ModuleManager::discoverModules()
 {
+    // remove modules that are not loaded
+    m_autoLoadModules.clear();
+
     auto moduleDirs = g_resources.listDirectoryFiles("/");
     for(const std::string& moduleDir : moduleDirs) {
         auto moduleFiles = g_resources.listDirectoryFiles("/" + moduleDir);
@@ -85,12 +88,19 @@ ModulePtr ModuleManager::discoverModule(const std::string& moduleFile)
         OTMLNodePtr moduleNode = doc->at("Module");
 
         std::string name = moduleNode->valueAt("name");
-        if(getModule(name))
-            Fw::throwException("module '", name, "' already exists, cannot have duplicate module names");
+        //if(getModule(name))
+        //    Fw::throwException("module '", name, "' already exists, cannot have duplicate module names");
 
-        module = ModulePtr(new Module(name));
+        bool push = false;
+        module = getModule(name);
+        if(!module) {
+            module = ModulePtr(new Module(name));
+            push = true;
+        }
         module->discover(moduleNode);
-        m_modules.push_back(module);
+
+        if(push)
+            m_modules.push_back(module);
     } catch(Exception& e) {
         logError("Unable to discover module from file '", moduleFile, "': ", e.what());
     }

src/framework/core/modulemanager.h

@@ -36,6 +36,7 @@ public:
     void unloadModules();
 
     ModulePtr getModule(const std::string& moduleName);
+    std::vector<ModulePtr> getModules() { return m_modules; }
 
 private:
     std::vector<ModulePtr> m_modules;

src/framework/luafunctions.cpp

@@ -30,6 +30,8 @@
 #include <framework/otml/otml.h>
 #include <framework/graphics/graphics.h>
 #include <framework/platform/platformwindow.h>
+#include <framework/core/modulemanager.h>
+#include <framework/core/module.h>
 
 void Application::registerLuaFunctions()
 {
@@ -83,6 +85,7 @@ void Application::registerLuaFunctions()
     g_lua.bindClassMemberFunction<UIWidget>("ungrabKeyboard", &UIWidget::ungrabKeyboard);
     g_lua.bindClassMemberFunction<UIWidget>("bindRectToParent", &UIWidget::bindRectToParent);
     g_lua.bindClassMemberFunction<UIWidget>("destroy", &UIWidget::destroy);
+    g_lua.bindClassMemberFunction<UIWidget>("destroyChildren", &UIWidget::destroyChildren);
     g_lua.bindClassMemberFunction<UIWidget>("setId", &UIWidget::setId);
     g_lua.bindClassMemberFunction<UIWidget>("setParent", &UIWidget::setParent);
     g_lua.bindClassMemberFunction<UIWidget>("setLayout", &UIWidget::setLayout);
@@ -361,6 +364,19 @@ void Application::registerLuaFunctions()
     // Protocol
     g_lua.registerClass<Protocol>();
 
+    // Module
+    g_lua.registerClass<Module>();
+    g_lua.bindClassMemberFunction<Module>("load", &Module::load);
+    g_lua.bindClassMemberFunction<Module>("unload", &Module::unload);
+    g_lua.bindClassMemberFunction<Module>("isLoaded", &Module::isLoaded);
+    g_lua.bindClassMemberFunction<Module>("getDescription", &Module::getDescription);
+    g_lua.bindClassMemberFunction<Module>("getName", &Module::getName);
+    g_lua.bindClassMemberFunction<Module>("getAuthor", &Module::getAuthor);
+    g_lua.bindClassMemberFunction<Module>("getWebsite", &Module::getWebsite);
+    g_lua.bindClassMemberFunction<Module>("getVersion", &Module::getVersion);
+    g_lua.bindClassMemberFunction<Module>("isAutoLoad", &Module::isAutoLoad);
+    g_lua.bindClassMemberFunction<Module>("getAutoLoadAntecedence", &Module::getAutoLoadAntecedence);
+
     // network manipulation via lua is disabled for a while
     /*
     // OutputMessage
@@ -451,6 +467,17 @@ void Application::registerLuaFunctions()
     g_lua.bindClassStaticFunction("g_ui", "setDebugBoxesDrawing", std::bind(&UIManager::setDebugBoxesDrawing, &g_ui, _1));
     g_lua.bindClassStaticFunction("g_ui", "isDrawingDebugBoxes", std::bind(&UIManager::setDebugBoxesDrawing, &g_ui, _1));
 
+    // ModuleManager
+    g_lua.registerStaticClass("g_modules");
+    g_lua.bindClassStaticFunction("g_modules", "discoverModulesPath", std::bind(&ModuleManager::discoverModulesPath, &g_modules));
+    g_lua.bindClassStaticFunction("g_modules", "discoverModules", std::bind(&ModuleManager::discoverModules, &g_modules));
+    g_lua.bindClassStaticFunction("g_modules", "autoLoadModules", std::bind(&ModuleManager::autoLoadModules, &g_modules, _1));
+    g_lua.bindClassStaticFunction("g_modules", "discoverModule", std::bind(&ModuleManager::discoverModule, &g_modules, _1));
+    g_lua.bindClassStaticFunction("g_modules", "ensureModuleLoaded", std::bind(&ModuleManager::ensureModuleLoaded, &g_modules, _1));
+    g_lua.bindClassStaticFunction("g_modules", "unloadModules", std::bind(&ModuleManager::unloadModules, &g_modules));
+    g_lua.bindClassStaticFunction("g_modules", "getModule", std::bind(&ModuleManager::getModule, &g_modules, _1));
+    g_lua.bindClassStaticFunction("g_modules", "getModules", std::bind(&ModuleManager::getModules, &g_modules));
+
     // FontManager
     g_lua.registerStaticClass("g_fonts");
     g_lua.bindClassStaticFunction("g_fonts", "importFont", std::bind(&FontManager::importFont, &g_fonts, _1));

src/framework/ui/uilineedit.cpp

@@ -421,7 +421,7 @@ void UILineEdit::onGeometryChange(const Rect& oldRect, const Rect& newRect)
 void UILineEdit::onFocusChange(bool focused, Fw::FocusReason reason)
 {
     if(focused && !m_alwaysActive) {
-        if(reason == Fw::TabFocusReason)
+        if(reason == Fw::KeyboardFocusReason)
             setCursorPos(m_text.length());
         else
             blinkCursor();
@@ -452,7 +452,7 @@ bool UILineEdit::onKeyPress(uchar keyCode, int keyboardModifiers, bool wouldFilt
         else if(keyCode == Fw::KeyTab) {
             if(!m_alwaysActive) {
                 if(UIWidgetPtr parent = getParent())
-                    parent->focusNextChild(Fw::TabFocusReason);
+                    parent->focusNextChild(Fw::KeyboardFocusReason);
             }
         } else
             return false;

src/framework/ui/uiwidget.cpp

@@ -219,6 +219,8 @@ void UIWidget::focusChild(const UIWidgetPtr& child, Fw::FocusReason reason)
         oldFocused->updateState(Fw::FocusState);
         oldFocused->updateState(Fw::ActiveState);
     }
+
+    onChildFocusChange(child, oldFocused, reason);
 }
 
 void UIWidget::focusNextChild(Fw::FocusReason reason)
@@ -485,7 +487,6 @@ void UIWidget::lower()
 
 void UIWidget::raise()
 {
-    focus();
     UIWidgetPtr parent = getParent();
     if(parent)
         parent->raiseChild(asUIWidget());
@@ -546,9 +547,7 @@ void UIWidget::destroy()
             parent->removeChild(asUIWidget());
     }
 
-    // destroy children
-    while(!m_children.empty())
-        getFirstChild()->destroy();
+    destroyChildren();
 
     callLuaField("onDestroy");
 
@@ -568,6 +567,12 @@ void UIWidget::destroy()
     m_destroyed = true;
 }
 
+void UIWidget::destroyChildren()
+{
+    while(!m_children.empty())
+        getFirstChild()->destroy();
+}
+
 void UIWidget::setId(const std::string& id)
 {
     m_id = id;
@@ -1108,6 +1113,11 @@ void UIWidget::onFocusChange(bool focused, Fw::FocusReason reason)
     callLuaField("onFocusChange", focused, reason);
 }
 
+void UIWidget::onChildFocusChange(const UIWidgetPtr& focusedChild, const UIWidgetPtr& unfocusedChild, Fw::FocusReason reason)
+{
+    callLuaField("onChildFocusChange", focusedChild, unfocusedChild, reason);
+}
+
 void UIWidget::onHoverChange(bool hovered)
 {
     callLuaField("onHoverChange", hovered);
@@ -1168,7 +1178,7 @@ bool UIWidget::onMousePress(const Point& mousePos, Fw::MouseButton button)
 bool UIWidget::onMouseRelease(const Point& mousePos, Fw::MouseButton button)
 {
     if(isPressed() && getRect().contains(mousePos))
-        callLuaField("onClick");
+        onClick(mousePos);
 
     UIWidgetPtr draggedWidget = g_ui.getDraggingWidget();
     if(draggedWidget && button == Fw::MouseLeftButton && (containsPoint(mousePos) || asUIWidget() == g_ui.getRootWidget())) {
@@ -1196,6 +1206,11 @@ bool UIWidget::onMouseWheel(const Point& mousePos, Fw::MouseWheelDirection direc
     return callLuaField<bool>("onMouseWheel", mousePos, direction);
 }
 
+bool UIWidget::onClick(const Point& mousePos)
+{
+    return callLuaField<bool>("onClick", mousePos);
+}
+
 bool UIWidget::onDoubleClick(const Point& mousePos)
 {
     return callLuaField<bool>("onDoubleClick", mousePos);

src/framework/ui/uiwidget.h

@@ -105,6 +105,7 @@ public:
     void ungrabKeyboard();
     void bindRectToParent();
     void destroy();
+    void destroyChildren();
 
     void setId(const std::string& id);
     void setParent(const UIWidgetPtr& parent);
@@ -169,6 +170,7 @@ protected:
     virtual void onStyleApply(const std::string& styleName, const OTMLNodePtr& styleNode);
     virtual void onGeometryChange(const Rect& oldRect, const Rect& newRect);
     virtual void onFocusChange(bool focused, Fw::FocusReason reason);
+    virtual void onChildFocusChange(const UIWidgetPtr& focusedChild, const UIWidgetPtr& unfocusedChild, Fw::FocusReason reason);
     virtual void onHoverChange(bool hovered);
     virtual void onDragEnter(const Point& mousePos);
     virtual void onDragLeave(UIWidgetPtr droppedWidget, const Point& mousePos);
@@ -181,6 +183,7 @@ protected:
     virtual bool onMouseRelease(const Point& mousePos, Fw::MouseButton button);
     virtual bool onMouseMove(const Point& mousePos, const Point& mouseMoved);
     virtual bool onMouseWheel(const Point& mousePos, Fw::MouseWheelDirection direction);
+    virtual bool onClick(const Point& mousePos);
     virtual bool onDoubleClick(const Point& mousePos);
 
     bool propagateOnKeyText(const std::string& keyText);