Refactoring: moved isValidPath() check to the DependencyPathValueSource, to make the DependencyPathPropertyComponent responsible for GUI only.

extras/Introjucer/Source/Project/jucer_DependencyPathPropertyComponent.cpp

@@ -20,16 +20,28 @@ const String DependencyPath::aaxKeyName = "aaxPath";
 const String DependencyPath::androidSdkKeyName = "androidSdkPath";
 const String DependencyPath::androidNdkKeyName = "androidNdkPath";
 
+//==============================================================================
+
+bool DependencyPathValueSource::isValidPath() const
+{
+    // if we are on another OS than the one which this path setting is for,
+    // we have no way of knowing whether the path is valid - so just assume it is:
+    if (! appliesToThisOS())
+        return true;
+
+    return PathSettingsTab::checkPathByKey (globalKey, getValue().toString());
+}
+
 //==============================================================================
 DependencyPathPropertyComponent::DependencyPathPropertyComponent (const Value& value,
                                                                   const String& propertyName,
-                                                                  const String& globalKeyName,
+                                                                  const String& globalKey,
                                                                   DependencyPathOS os)
     : TextPropertyComponent (propertyName, 1024, false),
-      globalKey (globalKeyName),
       pathValueSource (new DependencyPathValueSource (value,
-                                                     PathSettingsTab::getPathByKey (globalKeyName, os),
-                                                     PathSettingsTab::getFallbackPathByKey (globalKeyName, os),
+                                                     PathSettingsTab::getPathByKey (globalKey, os),
+                                                     PathSettingsTab::getFallbackPathByKey (globalKey, os),
+                                                     globalKey,
                                                      os)),
       pathValue (pathValueSource)
 {
@@ -66,21 +78,11 @@ void DependencyPathPropertyComponent::textWasEdited()
 Colour DependencyPathPropertyComponent::getTextColourToDisplay() const
 {
     if (! pathValueSource->isUsingProjectSettings())
-        return isValidPath() ? Colours::grey
-                             : Colours::lightpink;
-
-    return isValidPath() ? Colours::black
-                         : Colours::red;
-}
+        return pathValueSource->isValidPath() ? Colours::grey
+                                              : Colours::lightpink;
 
-bool DependencyPathPropertyComponent::isValidPath() const
-{
-    // if we are on another OS than the one which this path setting is for,
-    // we have no way of knowing whether the path is valid - so just assume it is:
-    if (! pathValueSource->appliesToThisOS())
-        return true;
-
-    return PathSettingsTab::checkPathByKey (globalKey, getValue().toString());
+    return pathValueSource->isValidPath() ? Colours::black
+                                          : Colours::red;
 }
 
 void DependencyPathPropertyComponent::labelTextChanged (Label*)

extras/Introjucer/Source/Project/jucer_DependencyPathPropertyComponent.h

@@ -56,10 +56,12 @@ public:
     DependencyPathValueSource (const Value& projectSettingsPath,
                                const Value& globalSettingsPath,
                                const String& fallbackPath,
+                               String globalSettingsKey,
                                DependencyPathOS osThisSettingAppliesTo)
       : projectSettingsValue (projectSettingsPath),
         globalSettingsValue (globalSettingsPath),
         fallbackValue (fallbackPath),
+        globalKey (globalSettingsKey),
         os (osThisSettingAppliesTo)
     {
         globalSettingsValue.addListener (this);
@@ -106,6 +108,8 @@ public:
         return os == DependencyPath::getThisOS();
     }
 
+    bool isValidPath() const;
+
 private:
     void valueChanged (Value& value) override
     {
@@ -147,10 +151,14 @@ private:
         OS than the ome this machine is running. */
     String fallbackValue;
 
+    /** the global key used in the application settings for the global setting value.
+        needed for checking whether the path is valid. */
+     String globalKey;
+
     /** on what operating system should this dependency path be used?
-        note that this is *not* the os that is targeted by the project,
-        but rather the os on which the project will be compiled
-        (= on which the path settings need to be set correctly). */
+     note that this is *not* the os that is targeted by the project,
+     but rather the os on which the project will be compiled
+     (= on which the path settings need to be set correctly). */
     DependencyPathOS os;
 };
 
@@ -178,12 +186,6 @@ private:
     /** This function handles path changes because the global path changed. */
     void valueChanged (Value& value) override;
 
-    /** Check if the current value is a valid path. */
-    bool isValidPath() const;
-
-    /** the property key of the global property that this component is tracking. */
-    String globalKey;
-
     /** the value source of this dependency path setting. */
     DependencyPathValueSource* pathValueSource;