New class: ResizableEdgeComponent.

Builds/Linux/Makefile

@@ -177,6 +177,7 @@ OBJECTS := \
   $(OBJDIR)/juce_MultiDocumentPanel_50e05aac.o \
   $(OBJDIR)/juce_ResizableBorderComponent_7f4f2182.o \
   $(OBJDIR)/juce_ResizableCornerComponent_1cac2df9.o \
+  $(OBJDIR)/juce_ResizableEdgeComponent_b9c9291.o \
   $(OBJDIR)/juce_ScrollBar_89666ad4.o \
   $(OBJDIR)/juce_StretchableLayoutManager_6bf5d800.o \
   $(OBJDIR)/juce_StretchableLayoutResizerBar_a720084c.o \
@@ -1071,6 +1072,11 @@ $(OBJDIR)/juce_ResizableCornerComponent_1cac2df9.o: ../../src/gui/components/lay
 	@echo "Compiling juce_ResizableCornerComponent.cpp"
 	@$(CXX) $(CXXFLAGS) -o "$@" -c "$<"
 
+$(OBJDIR)/juce_ResizableEdgeComponent_b9c9291.o: ../../src/gui/components/layout/juce_ResizableEdgeComponent.cpp
+	-@mkdir -p $(OBJDIR)
+	@echo "Compiling juce_ResizableEdgeComponent.cpp"
+	@$(CXX) $(CXXFLAGS) -o "$@" -c "$<"
+
 $(OBJDIR)/juce_ScrollBar_89666ad4.o: ../../src/gui/components/layout/juce_ScrollBar.cpp
 	-@mkdir -p $(OBJDIR)
 	@echo "Compiling juce_ScrollBar.cpp"

Builds/MacOSX/Juce.xcodeproj/project.pbxproj

@@ -146,6 +146,7 @@
 		F5F3F25D9F377128DC74D95B = { isa = PBXBuildFile; fileRef = FF046140CCF1EDB0DFF80178; };
 		C64A2BF05224582134872415 = { isa = PBXBuildFile; fileRef = A95F42C5CB0C2E5052B31568; };
 		0A9C9486A6B31F21B1472D2B = { isa = PBXBuildFile; fileRef = A31221E2A50CCE9DF06B5F4B; };
+		ED9F9A6CB4F8BB7FEA5384B7 = { isa = PBXBuildFile; fileRef = 3D8B0E86C98E2EE49AE868C8; };
 		DE0BAD16BD5A6568EB4D228B = { isa = PBXBuildFile; fileRef = B116FEC4D544DB8E38CB571E; };
 		AF6FEC311B9FDA112CEEBE03 = { isa = PBXBuildFile; fileRef = F1F65C9E7394E04E073A57A4; };
 		3795ECCE9D98F872F5BCAE64 = { isa = PBXBuildFile; fileRef = 993C90B10202DA78FA31CC58; };
@@ -691,6 +692,8 @@
 		600B2FDBBBE812784CB49A69 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableBorderComponent.h; path = ../../src/gui/components/layout/juce_ResizableBorderComponent.h; sourceTree = SOURCE_ROOT; };
 		A31221E2A50CCE9DF06B5F4B = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ResizableCornerComponent.cpp; path = ../../src/gui/components/layout/juce_ResizableCornerComponent.cpp; sourceTree = SOURCE_ROOT; };
 		CB54AC3D311C44A1F3B463A5 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableCornerComponent.h; path = ../../src/gui/components/layout/juce_ResizableCornerComponent.h; sourceTree = SOURCE_ROOT; };
+		3D8B0E86C98E2EE49AE868C8 = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ResizableEdgeComponent.cpp; path = ../../src/gui/components/layout/juce_ResizableEdgeComponent.cpp; sourceTree = SOURCE_ROOT; };
+		238965266F88730956D776DB = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableEdgeComponent.h; path = ../../src/gui/components/layout/juce_ResizableEdgeComponent.h; sourceTree = SOURCE_ROOT; };
 		B116FEC4D544DB8E38CB571E = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ScrollBar.cpp; path = ../../src/gui/components/layout/juce_ScrollBar.cpp; sourceTree = SOURCE_ROOT; };
 		797C94BB7F42CBBAACCFFB87 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ScrollBar.h; path = ../../src/gui/components/layout/juce_ScrollBar.h; sourceTree = SOURCE_ROOT; };
 		F1F65C9E7394E04E073A57A4 = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_StretchableLayoutManager.cpp; path = ../../src/gui/components/layout/juce_StretchableLayoutManager.cpp; sourceTree = SOURCE_ROOT; };
@@ -933,6 +936,7 @@
 		341631A7E86BF1C0E49093C6 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_Memory.h; path = ../../src/memory/juce_Memory.h; sourceTree = SOURCE_ROOT; };
 		AD655AA04981173716022D8D = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_MemoryBlock.cpp; path = ../../src/memory/juce_MemoryBlock.cpp; sourceTree = SOURCE_ROOT; };
 		F1D085B5F12E814BF1D5C395 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_MemoryBlock.h; path = ../../src/memory/juce_MemoryBlock.h; sourceTree = SOURCE_ROOT; };
+		58654C2630387C4A336A5BFB = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_OptionalScopedPointer.h; path = ../../src/memory/juce_OptionalScopedPointer.h; sourceTree = SOURCE_ROOT; };
 		524A70C9F23954F8F2A3F99B = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ReferenceCountedObject.h; path = ../../src/memory/juce_ReferenceCountedObject.h; sourceTree = SOURCE_ROOT; };
 		E05812E3CC31875A202D6B30 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ScopedPointer.h; path = ../../src/memory/juce_ScopedPointer.h; sourceTree = SOURCE_ROOT; };
 		224C989BF83B6EA867814BFF = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_WeakReference.h; path = ../../src/memory/juce_WeakReference.h; sourceTree = SOURCE_ROOT; };
@@ -1448,6 +1452,8 @@
 				600B2FDBBBE812784CB49A69,
 				A31221E2A50CCE9DF06B5F4B,
 				CB54AC3D311C44A1F3B463A5,
+				3D8B0E86C98E2EE49AE868C8,
+				238965266F88730956D776DB,
 				B116FEC4D544DB8E38CB571E,
 				797C94BB7F42CBBAACCFFB87,
 				F1F65C9E7394E04E073A57A4,
@@ -1748,6 +1754,7 @@
 				341631A7E86BF1C0E49093C6,
 				AD655AA04981173716022D8D,
 				F1D085B5F12E814BF1D5C395,
+				58654C2630387C4A336A5BFB,
 				524A70C9F23954F8F2A3F99B,
 				E05812E3CC31875A202D6B30,
 				224C989BF83B6EA867814BFF ); name = memory; sourceTree = "<group>"; };
@@ -2156,6 +2163,7 @@
 				F5F3F25D9F377128DC74D95B,
 				C64A2BF05224582134872415,
 				0A9C9486A6B31F21B1472D2B,
+				ED9F9A6CB4F8BB7FEA5384B7,
 				DE0BAD16BD5A6568EB4D228B,
 				AF6FEC311B9FDA112CEEBE03,
 				3795ECCE9D98F872F5BCAE64,

Builds/VisualStudio2005/Juce.vcproj

@@ -555,6 +555,8 @@
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableBorderComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.h"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.cpp"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_StretchableLayoutManager.cpp"/>

Builds/VisualStudio2008/Juce.vcproj

@@ -555,6 +555,8 @@
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableBorderComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.h"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.cpp"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_StretchableLayoutManager.cpp"/>

Builds/VisualStudio2008_DLL/Juce.vcproj

@@ -557,6 +557,8 @@
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableBorderComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ResizableCornerComponent.h"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.cpp"/>
+              <File RelativePath="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.cpp"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_ScrollBar.h"/>
               <File RelativePath="..\..\src\gui\components\layout\juce_StretchableLayoutManager.cpp"/>

Builds/VisualStudio2010/Juce.vcxproj

@@ -260,6 +260,7 @@
     <ClCompile Include="..\..\src\gui\components\layout\juce_MultiDocumentPanel.cpp"/>
     <ClCompile Include="..\..\src\gui\components\layout\juce_ResizableBorderComponent.cpp"/>
     <ClCompile Include="..\..\src\gui\components\layout\juce_ResizableCornerComponent.cpp"/>
+    <ClCompile Include="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.cpp"/>
     <ClCompile Include="..\..\src\gui\components\layout\juce_ScrollBar.cpp"/>
     <ClCompile Include="..\..\src\gui\components\layout\juce_StretchableLayoutManager.cpp"/>
     <ClCompile Include="..\..\src\gui\components\layout\juce_StretchableLayoutResizerBar.cpp"/>
@@ -629,6 +630,7 @@
     <ClInclude Include="..\..\src\gui\components\layout\juce_MultiDocumentPanel.h"/>
     <ClInclude Include="..\..\src\gui\components\layout\juce_ResizableBorderComponent.h"/>
     <ClInclude Include="..\..\src\gui\components\layout\juce_ResizableCornerComponent.h"/>
+    <ClInclude Include="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.h"/>
     <ClInclude Include="..\..\src\gui\components\layout\juce_ScrollBar.h"/>
     <ClInclude Include="..\..\src\gui\components\layout\juce_StretchableLayoutManager.h"/>
     <ClInclude Include="..\..\src\gui\components\layout\juce_StretchableLayoutResizerBar.h"/>

Builds/VisualStudio2010/Juce.vcxproj.filters

@@ -640,6 +640,9 @@
     <ClCompile Include="..\..\src\gui\components\layout\juce_ResizableCornerComponent.cpp">
       <Filter>Juce\Source\gui\components\layout</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.cpp">
+      <Filter>Juce\Source\gui\components\layout</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\src\gui\components\layout\juce_ScrollBar.cpp">
       <Filter>Juce\Source\gui\components\layout</Filter>
     </ClCompile>
@@ -1821,6 +1824,9 @@
     <ClInclude Include="..\..\src\gui\components\layout\juce_ResizableCornerComponent.h">
       <Filter>Juce\Source\gui\components\layout</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\src\gui\components\layout\juce_ResizableEdgeComponent.h">
+      <Filter>Juce\Source\gui\components\layout</Filter>
+    </ClInclude>
     <ClInclude Include="..\..\src\gui\components\layout\juce_ScrollBar.h">
       <Filter>Juce\Source\gui\components\layout</Filter>
     </ClInclude>

Builds/iOS/Juce.xcodeproj/project.pbxproj

@@ -146,6 +146,7 @@
 		F5F3F25D9F377128DC74D95B = { isa = PBXBuildFile; fileRef = FF046140CCF1EDB0DFF80178; };
 		C64A2BF05224582134872415 = { isa = PBXBuildFile; fileRef = A95F42C5CB0C2E5052B31568; };
 		0A9C9486A6B31F21B1472D2B = { isa = PBXBuildFile; fileRef = A31221E2A50CCE9DF06B5F4B; };
+		ED9F9A6CB4F8BB7FEA5384B7 = { isa = PBXBuildFile; fileRef = 3D8B0E86C98E2EE49AE868C8; };
 		DE0BAD16BD5A6568EB4D228B = { isa = PBXBuildFile; fileRef = B116FEC4D544DB8E38CB571E; };
 		AF6FEC311B9FDA112CEEBE03 = { isa = PBXBuildFile; fileRef = F1F65C9E7394E04E073A57A4; };
 		3795ECCE9D98F872F5BCAE64 = { isa = PBXBuildFile; fileRef = 993C90B10202DA78FA31CC58; };
@@ -691,6 +692,8 @@
 		600B2FDBBBE812784CB49A69 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableBorderComponent.h; path = ../../src/gui/components/layout/juce_ResizableBorderComponent.h; sourceTree = SOURCE_ROOT; };
 		A31221E2A50CCE9DF06B5F4B = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ResizableCornerComponent.cpp; path = ../../src/gui/components/layout/juce_ResizableCornerComponent.cpp; sourceTree = SOURCE_ROOT; };
 		CB54AC3D311C44A1F3B463A5 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableCornerComponent.h; path = ../../src/gui/components/layout/juce_ResizableCornerComponent.h; sourceTree = SOURCE_ROOT; };
+		3D8B0E86C98E2EE49AE868C8 = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ResizableEdgeComponent.cpp; path = ../../src/gui/components/layout/juce_ResizableEdgeComponent.cpp; sourceTree = SOURCE_ROOT; };
+		238965266F88730956D776DB = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ResizableEdgeComponent.h; path = ../../src/gui/components/layout/juce_ResizableEdgeComponent.h; sourceTree = SOURCE_ROOT; };
 		B116FEC4D544DB8E38CB571E = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_ScrollBar.cpp; path = ../../src/gui/components/layout/juce_ScrollBar.cpp; sourceTree = SOURCE_ROOT; };
 		797C94BB7F42CBBAACCFFB87 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ScrollBar.h; path = ../../src/gui/components/layout/juce_ScrollBar.h; sourceTree = SOURCE_ROOT; };
 		F1F65C9E7394E04E073A57A4 = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_StretchableLayoutManager.cpp; path = ../../src/gui/components/layout/juce_StretchableLayoutManager.cpp; sourceTree = SOURCE_ROOT; };
@@ -933,6 +936,7 @@
 		341631A7E86BF1C0E49093C6 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_Memory.h; path = ../../src/memory/juce_Memory.h; sourceTree = SOURCE_ROOT; };
 		AD655AA04981173716022D8D = { isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = juce_MemoryBlock.cpp; path = ../../src/memory/juce_MemoryBlock.cpp; sourceTree = SOURCE_ROOT; };
 		F1D085B5F12E814BF1D5C395 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_MemoryBlock.h; path = ../../src/memory/juce_MemoryBlock.h; sourceTree = SOURCE_ROOT; };
+		58654C2630387C4A336A5BFB = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_OptionalScopedPointer.h; path = ../../src/memory/juce_OptionalScopedPointer.h; sourceTree = SOURCE_ROOT; };
 		524A70C9F23954F8F2A3F99B = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ReferenceCountedObject.h; path = ../../src/memory/juce_ReferenceCountedObject.h; sourceTree = SOURCE_ROOT; };
 		E05812E3CC31875A202D6B30 = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_ScopedPointer.h; path = ../../src/memory/juce_ScopedPointer.h; sourceTree = SOURCE_ROOT; };
 		224C989BF83B6EA867814BFF = { isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = juce_WeakReference.h; path = ../../src/memory/juce_WeakReference.h; sourceTree = SOURCE_ROOT; };
@@ -1448,6 +1452,8 @@
 				600B2FDBBBE812784CB49A69,
 				A31221E2A50CCE9DF06B5F4B,
 				CB54AC3D311C44A1F3B463A5,
+				3D8B0E86C98E2EE49AE868C8,
+				238965266F88730956D776DB,
 				B116FEC4D544DB8E38CB571E,
 				797C94BB7F42CBBAACCFFB87,
 				F1F65C9E7394E04E073A57A4,
@@ -1748,6 +1754,7 @@
 				341631A7E86BF1C0E49093C6,
 				AD655AA04981173716022D8D,
 				F1D085B5F12E814BF1D5C395,
+				58654C2630387C4A336A5BFB,
 				524A70C9F23954F8F2A3F99B,
 				E05812E3CC31875A202D6B30,
 				224C989BF83B6EA867814BFF ); name = memory; sourceTree = "<group>"; };
@@ -2160,6 +2167,7 @@
 				F5F3F25D9F377128DC74D95B,
 				C64A2BF05224582134872415,
 				0A9C9486A6B31F21B1472D2B,
+				ED9F9A6CB4F8BB7FEA5384B7,
 				DE0BAD16BD5A6568EB4D228B,
 				AF6FEC311B9FDA112CEEBE03,
 				3795ECCE9D98F872F5BCAE64,

Juce.jucer

@@ -742,6 +742,10 @@
                   resource="0" file="src/gui/components/layout/juce_ResizableCornerComponent.cpp"/>
             <FILE id="BNceExpX" name="juce_ResizableCornerComponent.h" compile="0"
                   resource="0" file="src/gui/components/layout/juce_ResizableCornerComponent.h"/>
+            <FILE id="RqXFh" name="juce_ResizableEdgeComponent.cpp" compile="1"
+                  resource="0" file="src/gui/components/layout/juce_ResizableEdgeComponent.cpp"/>
+            <FILE id="yO4Ojb" name="juce_ResizableEdgeComponent.h" compile="0"
+                  resource="0" file="src/gui/components/layout/juce_ResizableEdgeComponent.h"/>
             <FILE id="bz95sXSrm" name="juce_ScrollBar.cpp" compile="1" resource="0"
                   file="src/gui/components/layout/juce_ScrollBar.cpp"/>
             <FILE id="fNljvLwAj" name="juce_ScrollBar.h" compile="0" resource="0"

amalgamation/juce_amalgamated_template.cpp

@@ -282,6 +282,7 @@
  #include "../src/gui/components/layout/juce_MultiDocumentPanel.cpp"
  #include "../src/gui/components/layout/juce_ResizableBorderComponent.cpp"
  #include "../src/gui/components/layout/juce_ResizableCornerComponent.cpp"
+ #include "../src/gui/components/layout/juce_ResizableEdgeComponent.cpp"
  #include "../src/gui/components/layout/juce_ScrollBar.cpp"
  #include "../src/gui/components/layout/juce_StretchableLayoutManager.cpp"
  #include "../src/gui/components/layout/juce_StretchableLayoutResizerBar.cpp"

extras/Jucer (experimental)/Source/Project/jucer_ProjectContentComponent.cpp

@@ -33,15 +33,14 @@
 
 //==============================================================================
 ProjectContentComponent::ProjectContentComponent()
-    : projectTree (0), project (0),
-      currentDocument (0), resizerBar (0)
+    : project (0),
+      currentDocument (0)
 {
-    setItemLayout (0, 100, 500, 300);
-    setItemLayout (1, 4, 4, 4);
-    setItemLayout (2, 100, 10000, 800);
-
     setOpaque (true);
     setWantsKeyboardFocus (true);
+
+    treeSizeConstrainer.setMinimumWidth (100);
+    treeSizeConstrainer.setMaximumWidth (500);
 }
 
 ProjectContentComponent::~ProjectContentComponent()
@@ -56,17 +55,6 @@ void ProjectContentComponent::paint (Graphics& g)
     g.fillAll (Colour::greyLevel (0.8f));
 }
 
-void ProjectContentComponent::hasBeenMoved()
-{
-    resized();
-}
-
-void ProjectContentComponent::resized()
-{
-    Component* comps[] = { projectTree, resizerBar, contentView };
-    layOutComponents (comps, 3, 0, 0, getWidth(), getHeight(), false, true);
-}
-
 void ProjectContentComponent::setProject (Project* newProject)
 {
     if (project != newProject)
@@ -74,31 +62,42 @@ void ProjectContentComponent::setProject (Project* newProject)
         if (project != 0)
             project->removeChangeListener (this);
 
-        if (projectTree != 0)
-            projectTree->deleteRootItem();
-
-        projectTree = 0;
         contentView = 0;
         resizerBar = 0;
 
+        if (projectTree != 0)
+        {
+            StoredSettings::getInstance()->getProps().setValue ("projectTreeviewWidth", projectTree->getWidth());
+            projectTree->deleteRootItem();
+            projectTree = 0;
+        }
+
         project = newProject;
 
         if (project != 0)
         {
             addAndMakeVisible (projectTree = new TreeView());
+            projectTree->setComponentID ("tree");
             projectTree->setRootItemVisible (true);
             projectTree->setMultiSelectEnabled (true);
             projectTree->setDefaultOpenness (true);
             projectTree->setColour (TreeView::backgroundColourId, Colour::greyLevel (0.93f));
             projectTree->setIndentSize (14);
 
-            addAndMakeVisible (resizerBar = new StretchableLayoutResizerBar (this, 1, true));
-
-            resized();
-
             projectTree->setRootItem (new GroupTreeViewItem (project->getMainGroup()));
             projectTree->getRootItem()->setOpen (true);
 
+            String lastTreeWidth (StoredSettings::getInstance()->getProps().getValue ("projectTreeviewWidth"));
+            if (lastTreeWidth.getIntValue() < 150)
+                lastTreeWidth = "250";
+
+            projectTree->setBounds (RelativeRectangle ("0, 0, left + " + lastTreeWidth + ", parent.height"));
+
+            addAndMakeVisible (resizerBar = new ResizableEdgeComponent (projectTree, &treeSizeConstrainer,
+                                                                        ResizableEdgeComponent::rightEdge));
+            resizerBar->setComponentID ("resizer");
+            resizerBar->setBounds (RelativeRectangle ("tree.right, 0, tree.right + 4, parent.height"));
+
             project->addChangeListener (this);
 
             if (currentDocument == 0)
@@ -161,7 +160,8 @@ bool ProjectContentComponent::setEditorComponent (Component* editor, OpenDocumen
         contentView = editor;
         currentDocument = doc;
         addAndMakeVisible (editor);
-        resized();
+        editor->setBounds (RelativeRectangle ("resizer.right, 0, parent.right, parent.height"));
+
         updateMainWindowTitle();
         commandManager->commandStatusChanged();
 

extras/Jucer (experimental)/Source/Project/jucer_ProjectContentComponent.h

@@ -35,8 +35,7 @@
 */
 class ProjectContentComponent  : public Component,
                                  public ApplicationCommandTarget,
-                                 public ChangeListener,
-                                 public StretchableLayoutManager
+                                 public ChangeListener
 {
 public:
     //==============================================================================
@@ -44,7 +43,6 @@ public:
     ~ProjectContentComponent();
 
     void paint (Graphics& g);
-    void resized();
 
     void setProject (Project* project);
 
@@ -56,7 +54,6 @@ public:
     void updateMissingFileStatuses();
 
     void changeListenerCallback (ChangeBroadcaster*);
-    void hasBeenMoved();
 
     //==============================================================================
     ApplicationCommandTarget* getNextCommandTarget();
@@ -66,12 +63,14 @@ public:
     bool perform (const InvocationInfo& info);
 
 private:
-    ScopedPointer<TreeView> projectTree;
     Project* project;
-    ScopedPointer <Component> contentView;
     OpenDocumentManager::Document* currentDocument;
 
-    ScopedPointer<StretchableLayoutResizerBar> resizerBar;
+    ScopedPointer<TreeView> projectTree;
+    ScopedPointer<ResizableEdgeComponent> resizerBar;
+    ScopedPointer<Component> contentView;
+
+    ComponentBoundsConstrainer treeSizeConstrainer;
 
     void updateMainWindowTitle();
 

juce_amalgamated.cpp

@@ -61843,7 +61843,12 @@ void ComponentBoundsConstrainer::checkComponentBounds (Component* component)
 void ComponentBoundsConstrainer::applyBoundsToComponent (Component* component,
 														 const Rectangle<int>& bounds)
 {
-	component->setBounds (bounds);
+	Component::Positioner* const positioner = component->getPositioner();
+
+	if (positioner != 0)
+		positioner->applyNewBounds (bounds);
+	else
+		component->setBounds (bounds);
 }
 
 void ComponentBoundsConstrainer::resizeStart()
@@ -62803,13 +62808,22 @@ void ResizableBorderComponent::mouseDrag (const MouseEvent& e)
 	const Rectangle<int> bounds (mouseZone.resizeRectangleBy (originalBounds, e.getOffsetFromDragStart()));
 
 	if (constrainer != 0)
+	{
 		constrainer->setBoundsForComponent (component, bounds,
 											mouseZone.isDraggingTopEdge(),
 											mouseZone.isDraggingLeftEdge(),
 											mouseZone.isDraggingBottomEdge(),
 											mouseZone.isDraggingRightEdge());
+	}
 	else
-		component->setBounds (bounds);
+	{
+		Component::Positioner* const positioner = component->getPositioner();
+
+		if (positioner != 0)
+			positioner->applyNewBounds (bounds);
+		else
+			component->setBounds (bounds);
+	}
 }
 
 void ResizableBorderComponent::mouseUp (const MouseEvent&)
@@ -62905,9 +62919,18 @@ void ResizableCornerComponent::mouseDrag (const MouseEvent& e)
 											   originalBounds.getHeight() + e.getDistanceFromDragStartY()));
 
 	if (constrainer != 0)
+	{
 		constrainer->setBoundsForComponent (component, r, false, false, true, true);
+	}
 	else
-		component->setBounds (r);
+	{
+		Component::Positioner* const positioner = component->getPositioner();
+
+		if (positioner != 0)
+			positioner->applyNewBounds (r);
+		else
+			component->setBounds (r);
+	}
 }
 
 void ResizableCornerComponent::mouseUp (const MouseEvent&)
@@ -62930,6 +62953,98 @@ END_JUCE_NAMESPACE
 /*** End of inlined file: juce_ResizableCornerComponent.cpp ***/
 
 
+/*** Start of inlined file: juce_ResizableEdgeComponent.cpp ***/
+BEGIN_JUCE_NAMESPACE
+
+ResizableEdgeComponent::ResizableEdgeComponent (Component* const componentToResize,
+												ComponentBoundsConstrainer* const constrainer_,
+												Edge edge_)
+   : component (componentToResize),
+	 constrainer (constrainer_),
+	 edge (edge_)
+{
+	setRepaintsOnMouseActivity (true);
+	setMouseCursor (MouseCursor (isVertical() ? MouseCursor::LeftRightResizeCursor
+											  : MouseCursor::UpDownResizeCursor));
+}
+
+ResizableEdgeComponent::~ResizableEdgeComponent()
+{
+}
+
+bool ResizableEdgeComponent::isVertical() const throw()
+{
+	return edge == leftEdge || edge == rightEdge;
+}
+
+void ResizableEdgeComponent::paint (Graphics& g)
+{
+	getLookAndFeel().drawStretchableLayoutResizerBar (g, getWidth(), getHeight(), isVertical(),
+													  isMouseOver(), isMouseButtonDown());
+}
+
+void ResizableEdgeComponent::mouseDown (const MouseEvent& e)
+{
+	if (component == 0)
+	{
+		jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+		return;
+	}
+
+	originalBounds = component->getBounds();
+
+	if (constrainer != 0)
+		constrainer->resizeStart();
+}
+
+void ResizableEdgeComponent::mouseDrag (const MouseEvent& e)
+{
+	if (component == 0)
+	{
+		jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+		return;
+	}
+
+	Rectangle<int> bounds (originalBounds);
+
+	switch (edge)
+	{
+		case leftEdge:	  bounds.setLeft (bounds.getX() + e.getDistanceFromDragStartX()); break;
+		case rightEdge:	 bounds.setWidth (bounds.getWidth() + e.getDistanceFromDragStartX()); break;
+		case topEdge:	   bounds.setTop (bounds.getY() + e.getDistanceFromDragStartY()); break;
+		case bottomEdge:	bounds.setHeight (bounds.getHeight() + e.getDistanceFromDragStartY()); break;
+		default:		jassertfalse; break;
+	}
+
+	if (constrainer != 0)
+	{
+		constrainer->setBoundsForComponent (component, bounds,
+											edge == topEdge,
+											edge == leftEdge,
+											edge == bottomEdge,
+											edge == rightEdge);
+	}
+	else
+	{
+		Component::Positioner* const positioner = component->getPositioner();
+
+		if (positioner != 0)
+			positioner->applyNewBounds (bounds);
+		else
+			component->setBounds (bounds);
+	}
+}
+
+void ResizableEdgeComponent::mouseUp (const MouseEvent&)
+{
+	if (constrainer != 0)
+		constrainer->resizeEnd();
+}
+
+END_JUCE_NAMESPACE
+/*** End of inlined file: juce_ResizableEdgeComponent.cpp ***/
+
+
 /*** Start of inlined file: juce_ScrollBar.cpp ***/
 BEGIN_JUCE_NAMESPACE
 
@@ -79954,8 +80069,19 @@ public:
 		jassertfalse; // must be a recursive reference!
 	}
 
+	void applyNewBounds (const Rectangle<int>& newBounds)
+	{
+		if (newBounds != getComponent().getBounds())
+		{
+			ComponentScope scope (getComponent());
+			rectangle.moveToAbsolute (newBounds.toFloat(), &scope);
+
+			applyToComponentBounds();
+		}
+	}
+
 private:
-	const RelativeRectangle rectangle;
+	RelativeRectangle rectangle;
 
 	JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RelativeRectangleComponentPositioner);
 };
@@ -86515,6 +86641,11 @@ public:
 			owner.repaint();
 	}
 
+	void applyNewBounds (const Rectangle<int>& newBounds)
+	{
+		jassertfalse; // drawables can't be resized directly!
+	}
+
 private:
 	DrawableShape& owner;
 	const DrawableShape::RelativeFillType fill;
@@ -87570,6 +87701,11 @@ public:
 		owner.applyRelativePath (*owner.relativePath, &scope);
 	}
 
+	void applyNewBounds (const Rectangle<int>& newBounds)
+	{
+		jassertfalse; // drawables can't be resized directly!
+	}
+
 private:
 	DrawablePath& owner;
 

juce_amalgamated.h

@@ -73,7 +73,7 @@ namespace JuceDummyNamespace {}
 */
 #define JUCE_MAJOR_VERSION	  1
 #define JUCE_MINOR_VERSION	  53
-#define JUCE_BUILDNUMBER	32
+#define JUCE_BUILDNUMBER	33
 
 /** Current Juce version number.
 
@@ -31755,6 +31755,13 @@ public:
 		/** Returns the component that this positioner controls. */
 		Component& getComponent() const throw()	 { return component; }
 
+		/** Attempts to set the component's position to the given rectangle.
+			Unlike simply calling Component::setBounds(), this may involve the positioner
+			being smart enough to adjust itself to fit the new bounds, e.g. a RelativeRectangle's
+			positioner may try to reverse the expressions used to make them fit these new coordinates.
+		*/
+		virtual void applyNewBounds (const Rectangle<int>& newBounds) = 0;
+
 	private:
 		Component& component;
 
@@ -49126,6 +49133,11 @@ protected:
 			owner.recalculateCoordinates (&scope);
 		}
 
+		void applyNewBounds (const Rectangle<int>&)
+		{
+			jassertfalse; // drawables can't be resized directly!
+		}
+
 	private:
 		DrawableType& owner;
 
@@ -55072,7 +55084,7 @@ private:
 #define __JUCE_RESIZABLEBORDERCOMPONENT_JUCEHEADER__
 
 /**
-	A component that resizes its parent window when dragged.
+	A component that resizes its parent component when dragged.
 
 	This component forms a frame around the edge of a component, allowing it to
 	be dragged by the edges or corners to resize it - like the way windows are
@@ -55240,7 +55252,7 @@ private:
 #ifndef __JUCE_RESIZABLECORNERCOMPONENT_JUCEHEADER__
 #define __JUCE_RESIZABLECORNERCOMPONENT_JUCEHEADER__
 
-/** A component that resizes a parent window when dragged.
+/** A component that resizes a parent component when dragged.
 
 	This is the small triangular stripey resizer component you get in the bottom-right
 	of windows (more commonly on the Mac than Windows). Put one in the corner of
@@ -58785,6 +58797,85 @@ private:
 #endif
 #ifndef __JUCE_RESIZABLECORNERCOMPONENT_JUCEHEADER__
 
+#endif
+#ifndef __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+
+/*** Start of inlined file: juce_ResizableEdgeComponent.h ***/
+#ifndef __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+#define __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+
+/**
+	A component that resizes its parent component when dragged.
+
+	This component forms a bar along one edge of a component, allowing it to
+	be dragged by that edges to resize it.
+
+	To use it, just add it to your component, positioning it along the appropriate
+	edge. Make sure you reposition the resizer component each time the parent's size
+	changes, to keep it in the correct position.
+
+	@see ResizbleBorderComponent, ResizableCornerComponent
+*/
+class JUCE_API  ResizableEdgeComponent  : public Component
+{
+public:
+
+	enum Edge
+	{
+		leftEdge,   /**< Indicates a vertical bar that can be dragged left/right to move the component's left-hand edge. */
+		rightEdge,  /**< Indicates a vertical bar that can be dragged left/right to move the component's right-hand edge. */
+		topEdge,	/**< Indicates a horizontal bar that can be dragged up/down to move the top of the component. */
+		bottomEdge  /**< Indicates a horizontal bar that can be dragged up/down to move the bottom of the component. */
+	};
+
+	/** Creates a resizer bar.
+
+		Pass in the target component which you want to be resized when this one is
+		dragged. The target component will usually be this component's parent, but this
+		isn't mandatory.
+
+		Remember that when the target component is resized, it'll need to move and
+		resize this component to keep it in place, as this won't happen automatically.
+
+		If the constrainer parameter is non-zero, then this object will be used to enforce
+		limits on the size and position that the component can be stretched to. Make sure
+		that the constrainer isn't deleted while still in use by this object.
+
+		@see ComponentBoundsConstrainer
+	*/
+	ResizableEdgeComponent (Component* componentToResize,
+							ComponentBoundsConstrainer* constrainer,
+							Edge edgeToResize);
+
+	/** Destructor. */
+	~ResizableEdgeComponent();
+
+	bool isVertical() const throw();
+
+protected:
+
+	/** @internal */
+	void paint (Graphics& g);
+	/** @internal */
+	void mouseDown (const MouseEvent& e);
+	/** @internal */
+	void mouseDrag (const MouseEvent& e);
+	/** @internal */
+	void mouseUp (const MouseEvent& e);
+
+private:
+	WeakReference<Component> component;
+	ComponentBoundsConstrainer* constrainer;
+	Rectangle<int> originalBounds;
+	const Edge edge;
+
+	JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ResizableEdgeComponent);
+};
+
+#endif   // __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+/*** End of inlined file: juce_ResizableEdgeComponent.h ***/
+
+
 #endif
 #ifndef __JUCE_SCROLLBAR_JUCEHEADER__
 

src/core/juce_StandardHeader.h

@@ -33,7 +33,7 @@
 */
 #define JUCE_MAJOR_VERSION      1
 #define JUCE_MINOR_VERSION      53
-#define JUCE_BUILDNUMBER        32
+#define JUCE_BUILDNUMBER        33
 
 /** Current Juce version number.
 

src/gui/components/juce_Component.h

@@ -2183,6 +2183,13 @@ public:
         /** Returns the component that this positioner controls. */
         Component& getComponent() const throw()     { return component; }
 
+        /** Attempts to set the component's position to the given rectangle.
+            Unlike simply calling Component::setBounds(), this may involve the positioner
+            being smart enough to adjust itself to fit the new bounds, e.g. a RelativeRectangle's
+            positioner may try to reverse the expressions used to make them fit these new coordinates.
+        */
+        virtual void applyNewBounds (const Rectangle<int>& newBounds) = 0;
+
     private:
         Component& component;
 

src/gui/components/layout/juce_ComponentBoundsConstrainer.cpp

@@ -182,7 +182,12 @@ void ComponentBoundsConstrainer::checkComponentBounds (Component* component)
 void ComponentBoundsConstrainer::applyBoundsToComponent (Component* component,
                                                          const Rectangle<int>& bounds)
 {
-    component->setBounds (bounds);
+    Component::Positioner* const positioner = component->getPositioner();
+
+    if (positioner != 0)
+        positioner->applyNewBounds (bounds);
+    else
+        component->setBounds (bounds);
 }
 
 //==============================================================================

src/gui/components/layout/juce_ResizableBorderComponent.cpp

@@ -28,7 +28,6 @@
 BEGIN_JUCE_NAMESPACE
 
 #include "juce_ResizableBorderComponent.h"
-#include "../juce_Desktop.h"
 #include "../../graphics/geometry/juce_RectangleList.h"
 #include "../../graphics/geometry/juce_Line.h"
 #include "../lookandfeel/juce_LookAndFeel.h"
@@ -154,13 +153,22 @@ void ResizableBorderComponent::mouseDrag (const MouseEvent& e)
     const Rectangle<int> bounds (mouseZone.resizeRectangleBy (originalBounds, e.getOffsetFromDragStart()));
 
     if (constrainer != 0)
+    {
         constrainer->setBoundsForComponent (component, bounds,
                                             mouseZone.isDraggingTopEdge(),
                                             mouseZone.isDraggingLeftEdge(),
                                             mouseZone.isDraggingBottomEdge(),
                                             mouseZone.isDraggingRightEdge());
+    }
     else
-        component->setBounds (bounds);
+    {
+        Component::Positioner* const positioner = component->getPositioner();
+
+        if (positioner != 0)
+            positioner->applyNewBounds (bounds);
+        else
+            component->setBounds (bounds);
+    }
 }
 
 void ResizableBorderComponent::mouseUp (const MouseEvent&)

src/gui/components/layout/juce_ResizableBorderComponent.h

@@ -31,7 +31,7 @@
 
 //==============================================================================
 /**
-    A component that resizes its parent window when dragged.
+    A component that resizes its parent component when dragged.
 
     This component forms a frame around the edge of a component, allowing it to
     be dragged by the edges or corners to resize it - like the way windows are

src/gui/components/layout/juce_ResizableCornerComponent.cpp

@@ -82,9 +82,18 @@ void ResizableCornerComponent::mouseDrag (const MouseEvent& e)
                                                originalBounds.getHeight() + e.getDistanceFromDragStartY()));
 
     if (constrainer != 0)
+    {
         constrainer->setBoundsForComponent (component, r, false, false, true, true);
+    }
     else
-        component->setBounds (r);
+    {
+        Component::Positioner* const positioner = component->getPositioner();
+
+        if (positioner != 0)
+            positioner->applyNewBounds (r);
+        else
+            component->setBounds (r);
+    }
 }
 
 void ResizableCornerComponent::mouseUp (const MouseEvent&)

src/gui/components/layout/juce_ResizableCornerComponent.h

@@ -30,7 +30,7 @@
 
 
 //==============================================================================
-/** A component that resizes a parent window when dragged.
+/** A component that resizes a parent component when dragged.
 
     This is the small triangular stripey resizer component you get in the bottom-right
     of windows (more commonly on the Mac than Windows). Put one in the corner of

src/gui/components/layout/juce_ResizableEdgeComponent.cpp

@@ -0,0 +1,121 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-10 by Raw Material Software Ltd.
+
+  ------------------------------------------------------------------------------
+
+   JUCE can be redistributed and/or modified under the terms of the GNU General
+   Public License (Version 2), as published by the Free Software Foundation.
+   A copy of the license is included in the JUCE distribution, or can be found
+   online at www.gnu.org/licenses.
+
+   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.rawmaterialsoftware.com/juce for more information.
+
+  ==============================================================================
+*/
+
+#include "../../../core/juce_StandardHeader.h"
+
+BEGIN_JUCE_NAMESPACE
+
+#include "juce_ResizableEdgeComponent.h"
+#include "../lookandfeel/juce_LookAndFeel.h"
+
+
+//==============================================================================
+ResizableEdgeComponent::ResizableEdgeComponent (Component* const componentToResize,
+                                                ComponentBoundsConstrainer* const constrainer_,
+                                                Edge edge_)
+   : component (componentToResize),
+     constrainer (constrainer_),
+     edge (edge_)
+{
+    setRepaintsOnMouseActivity (true);
+    setMouseCursor (MouseCursor (isVertical() ? MouseCursor::LeftRightResizeCursor
+                                              : MouseCursor::UpDownResizeCursor));
+}
+
+ResizableEdgeComponent::~ResizableEdgeComponent()
+{
+}
+
+//==============================================================================
+bool ResizableEdgeComponent::isVertical() const throw()
+{
+    return edge == leftEdge || edge == rightEdge;
+}
+
+void ResizableEdgeComponent::paint (Graphics& g)
+{
+    getLookAndFeel().drawStretchableLayoutResizerBar (g, getWidth(), getHeight(), isVertical(),
+                                                      isMouseOver(), isMouseButtonDown());
+}
+
+void ResizableEdgeComponent::mouseDown (const MouseEvent& e)
+{
+    if (component == 0)
+    {
+        jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+        return;
+    }
+
+    originalBounds = component->getBounds();
+
+    if (constrainer != 0)
+        constrainer->resizeStart();
+}
+
+void ResizableEdgeComponent::mouseDrag (const MouseEvent& e)
+{
+    if (component == 0)
+    {
+        jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+        return;
+    }
+
+    Rectangle<int> bounds (originalBounds);
+
+    switch (edge)
+    {
+        case leftEdge:      bounds.setLeft (bounds.getX() + e.getDistanceFromDragStartX()); break;
+        case rightEdge:     bounds.setWidth (bounds.getWidth() + e.getDistanceFromDragStartX()); break;
+        case topEdge:       bounds.setTop (bounds.getY() + e.getDistanceFromDragStartY()); break;
+        case bottomEdge:    bounds.setHeight (bounds.getHeight() + e.getDistanceFromDragStartY()); break;
+        default:            jassertfalse; break;
+    }
+
+    if (constrainer != 0)
+    {
+        constrainer->setBoundsForComponent (component, bounds,
+                                            edge == topEdge,
+                                            edge == leftEdge,
+                                            edge == bottomEdge,
+                                            edge == rightEdge);
+    }
+    else
+    {
+        Component::Positioner* const positioner = component->getPositioner();
+
+        if (positioner != 0)
+            positioner->applyNewBounds (bounds);
+        else
+            component->setBounds (bounds);
+    }
+}
+
+void ResizableEdgeComponent::mouseUp (const MouseEvent&)
+{
+    if (constrainer != 0)
+        constrainer->resizeEnd();
+}
+
+END_JUCE_NAMESPACE

src/gui/components/layout/juce_ResizableEdgeComponent.h

@@ -0,0 +1,102 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-10 by Raw Material Software Ltd.
+
+  ------------------------------------------------------------------------------
+
+   JUCE can be redistributed and/or modified under the terms of the GNU General
+   Public License (Version 2), as published by the Free Software Foundation.
+   A copy of the license is included in the JUCE distribution, or can be found
+   online at www.gnu.org/licenses.
+
+   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.rawmaterialsoftware.com/juce for more information.
+
+  ==============================================================================
+*/
+
+#ifndef __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+#define __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+
+#include "juce_ComponentBoundsConstrainer.h"
+
+
+//==============================================================================
+/**
+    A component that resizes its parent component when dragged.
+
+    This component forms a bar along one edge of a component, allowing it to
+    be dragged by that edges to resize it.
+
+    To use it, just add it to your component, positioning it along the appropriate
+    edge. Make sure you reposition the resizer component each time the parent's size
+    changes, to keep it in the correct position.
+
+    @see ResizbleBorderComponent, ResizableCornerComponent
+*/
+class JUCE_API  ResizableEdgeComponent  : public Component
+{
+public:
+    //==============================================================================
+    enum Edge
+    {
+        leftEdge,   /**< Indicates a vertical bar that can be dragged left/right to move the component's left-hand edge. */
+        rightEdge,  /**< Indicates a vertical bar that can be dragged left/right to move the component's right-hand edge. */
+        topEdge,    /**< Indicates a horizontal bar that can be dragged up/down to move the top of the component. */
+        bottomEdge  /**< Indicates a horizontal bar that can be dragged up/down to move the bottom of the component. */
+    };
+
+    /** Creates a resizer bar.
+
+        Pass in the target component which you want to be resized when this one is
+        dragged. The target component will usually be this component's parent, but this
+        isn't mandatory.
+
+        Remember that when the target component is resized, it'll need to move and
+        resize this component to keep it in place, as this won't happen automatically.
+
+        If the constrainer parameter is non-zero, then this object will be used to enforce
+        limits on the size and position that the component can be stretched to. Make sure
+        that the constrainer isn't deleted while still in use by this object.
+
+        @see ComponentBoundsConstrainer
+    */
+    ResizableEdgeComponent (Component* componentToResize,
+                            ComponentBoundsConstrainer* constrainer,
+                            Edge edgeToResize);
+
+    /** Destructor. */
+    ~ResizableEdgeComponent();
+
+    bool isVertical() const throw();
+
+protected:
+    //==============================================================================
+    /** @internal */
+    void paint (Graphics& g);
+    /** @internal */
+    void mouseDown (const MouseEvent& e);
+    /** @internal */
+    void mouseDrag (const MouseEvent& e);
+    /** @internal */
+    void mouseUp (const MouseEvent& e);
+
+private:
+    WeakReference<Component> component;
+    ComponentBoundsConstrainer* constrainer;
+    Rectangle<int> originalBounds;
+    const Edge edge;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ResizableEdgeComponent);
+};
+
+
+#endif   // __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__

src/gui/components/layout/juce_StretchableLayoutResizerBar.h

@@ -95,5 +95,4 @@ private:
 };
 
 
-
 #endif   // __JUCE_STRETCHABLELAYOUTRESIZERBAR_JUCEHEADER__

src/gui/components/positioning/juce_RelativeRectangle.cpp

@@ -232,8 +232,19 @@ public:
         jassertfalse; // must be a recursive reference!
     }
 
+    void applyNewBounds (const Rectangle<int>& newBounds)
+    {
+        if (newBounds != getComponent().getBounds())
+        {
+            ComponentScope scope (getComponent());
+            rectangle.moveToAbsolute (newBounds.toFloat(), &scope);
+
+            applyToComponentBounds();
+        }
+    }
+
 private:
-    const RelativeRectangle rectangle;
+    RelativeRectangle rectangle;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RelativeRectangleComponentPositioner);
 };

src/gui/graphics/drawables/juce_Drawable.h

@@ -234,6 +234,11 @@ protected:
             owner.recalculateCoordinates (&scope);
         }
 
+        void applyNewBounds (const Rectangle<int>&)
+        {
+            jassertfalse; // drawables can't be resized directly!
+        }
+
     private:
         DrawableType& owner;
 

src/gui/graphics/drawables/juce_DrawablePath.cpp

@@ -123,6 +123,11 @@ public:
         owner.applyRelativePath (*owner.relativePath, &scope);
     }
 
+    void applyNewBounds (const Rectangle<int>& newBounds)
+    {
+        jassertfalse; // drawables can't be resized directly!
+    }
+
 private:
     DrawablePath& owner;
 

src/gui/graphics/drawables/juce_DrawableShape.cpp

@@ -77,6 +77,11 @@ public:
             owner.repaint();
     }
 
+    void applyNewBounds (const Rectangle<int>& newBounds)
+    {
+        jassertfalse; // drawables can't be resized directly!
+    }
+
 private:
     DrawableShape& owner;
     const DrawableShape::RelativeFillType fill;

src/juce_app_includes.h

@@ -446,6 +446,9 @@
 #ifndef __JUCE_RESIZABLECORNERCOMPONENT_JUCEHEADER__
  #include "gui/components/layout/juce_ResizableCornerComponent.h"
 #endif
+#ifndef __JUCE_RESIZABLEEDGECOMPONENT_JUCEHEADER__
+ #include "gui/components/layout/juce_ResizableEdgeComponent.h"
+#endif
 #ifndef __JUCE_SCROLLBAR_JUCEHEADER__
  #include "gui/components/layout/juce_ScrollBar.h"
 #endif