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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found 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.juce.com for more information.
==============================================================================
*/
class ComponentListComp : public TreePanelBase,
private ActivityList::Listener
{
public:
ComponentListComp (CompileEngineChildProcess& c)
: TreePanelBase (&c.project, "compClassTreeState"),
owner (c)
{
setName ("Components");
tree.setRootItemVisible (false);
tree.setMultiSelectEnabled (false);
tree.setDefaultOpenness (true);
setRoot (new NamespaceItem (&owner.getComponentList().globalNamespace));
classListChanged (owner.getComponentList());
owner.activityList.addListener (this);
}
~ComponentListComp()
{
saveOpenness();
owner.activityList.removeListener (this);
}
void classListChanged (const ClassDatabase::ClassList& newClasses) override
{
static_cast<NamespaceItem*> (rootItem.get())->setNamespace (&newClasses.globalNamespace);
}
void openPreview (const ClassDatabase::Class& comp)
{
owner.openPreview (comp);
}
void showClassDeclaration (const ClassDatabase::Class& comp)
{
owner.handleHighlightCode (comp.getClassDeclarationRange());
}
private:
CompileEngineChildProcess& owner;
struct ClassItem;
struct NamespaceItem : public JucerTreeViewBase
{
NamespaceItem (const ClassDatabase::Namespace* n)
{
setNamespace (n);
}
void setNamespace (const ClassDatabase::Namespace* newNamespace)
{
namespaceToShow = newNamespace;
uniqueID = namespaceToShow != nullptr ? "ns_" + namespaceToShow->fullName : "null";
refreshSubItems();
}
String getRenamingName() const override { return getDisplayName(); }
String getDisplayName() const override { return (namespaceToShow != nullptr ? namespaceToShow->name : String()) + "::"; }
void setName (const String&) override {}
bool isMissing() override { return false; }
Icon getIcon() const override { return Icon (getIcons().graph, getContrastingColour (Colours::darkred, 0.5f)); }
bool canBeSelected() const override { return true; }
bool mightContainSubItems() override { return namespaceToShow != nullptr && ! namespaceToShow->isEmpty(); }
String getUniqueName() const override { return uniqueID; }
void addSubItems() override
{
if (namespaceToShow != nullptr)
{
Array<ClassItem*> newComps;
Array<NamespaceItem*> newNamespaces;
for (const auto& c : namespaceToShow->components)
newComps.addSorted (*this, new ClassItem (c, *namespaceToShow));
for(const auto& n : namespaceToShow->namespaces)
{
if (n.getTotalClassesAndNamespaces() < 10)
createFlatItemList (n, newComps);
else
newNamespaces.add (new NamespaceItem (&n));
}
for (auto c : newComps)
addSubItem (c);
for (auto n : newNamespaces)
addSubItem (n);
}
}
void createFlatItemList (const ClassDatabase::Namespace& ns, Array<ClassItem*>& newComps)
{
for (const auto& c : ns.components)
newComps.addSorted (*this, new ClassItem (c, *namespaceToShow));
for (const auto& n : ns.namespaces)
createFlatItemList (n, newComps);
}
static int compareElements (ClassItem* c1, ClassItem* c2)
{
return c1->comp.getName().compareIgnoreCase (c2->comp.getName());
}
private:
const ClassDatabase::Namespace* namespaceToShow = nullptr;
String uniqueID; // must be stored rather than calculated, in case the namespace obj is dangling
};
struct ClassItem : public JucerTreeViewBase
{
ClassItem (const ClassDatabase::Class& c, const ClassDatabase::Namespace& parentNS)
: comp (c),
displayName (comp.getName().substring (parentNS.fullName.length()))
{
}
String getRenamingName() const override { return getDisplayName(); }
String getDisplayName() const override { return displayName; }
void setName (const String&) override {}
bool isMissing() override { return false; }
Icon getIcon() const override { return Icon (getIcons().box, getTextColour()); }
bool canBeSelected() const override { return true; }
bool mightContainSubItems() override { return false; }
String getUniqueName() const override { return comp.getName(); }
bool canBeLaunched() const
{
return comp.getInstantiationFlags().canBeInstantiated();
}
void showClassDeclaration() const
{
if (ComponentListComp* clc = getOwnerView()->findParentComponentOfClass<ComponentListComp>())
clc->showClassDeclaration (comp);
}
void launchEditor() const
{
if (ComponentListComp* clc = getOwnerView()->findParentComponentOfClass<ComponentListComp>())
clc->openPreview (comp);
}
void itemClicked (const MouseEvent&) override
{
if (! canBeLaunched())
if (ProjectContentComponent* const pcc = getOwnerView()->findParentComponentOfClass<ProjectContentComponent>())
pcc->showBubbleMessage (pcc->getLocalArea (getOwnerView(), getItemPosition (true)),
"Cannot create a live view:\n" + comp.getInstantiationFlags().getReasonForUnavailability());
}
void itemDoubleClicked (const MouseEvent&) override
{
if (canBeLaunched())
launchEditor();
else
showClassDeclaration();
}
void paintContent (Graphics& g, const Rectangle<int>& area) override
{
g.setFont (getFont());
g.setColour (getTextColour());
g.drawFittedText (getDisplayName(),
area.withWidth (area.getWidth() - 40), // to account for buttons
Justification::centredLeft, 1, 0.8f);
}
Colour getTextColour() const
{
return getContrastingColour (comp.getInstantiationFlags().canBeInstantiated() ? 0.8f : 0.3f);
}
Component* createItemComponent() override
{
Component* c = JucerTreeViewBase::createItemComponent();
jassert (dynamic_cast<TreeItemComponent*> (c) != nullptr);
if (canBeLaunched())
static_cast<TreeItemComponent*> (c)->addRightHandButton (new ClassItemButton (*this, false));
static_cast<TreeItemComponent*> (c)->addRightHandButton (new ClassItemButton (*this, true));
return c;
}
struct ClassItemButton : public Button
{
ClassItemButton (const ClassItem& c, bool isShowCodeButton)
: Button (String()), classItem (c), isShowCode (isShowCodeButton)
{
setMouseCursor (MouseCursor::PointingHandCursor);
}
void paintButton (Graphics& g, bool isMouseOverButton, bool isButtonDown) override
{
const Path& path = isShowCode ? getIcons().code
: getIcons().play;
Colour col (classItem.getBackgroundColour().contrasting (isShowCode ? Colours::white
: Colours::lightgreen, 0.6f));
Icon (path, col.withAlpha (isButtonDown ? 1.0f : (isMouseOverButton ? 0.8f : 0.5f)))
.draw (g, getLocalBounds().reduced (getHeight() / 5).toFloat(), false);
}
void clicked() override
{
if (isShowCode)
classItem.showClassDeclaration();
else
classItem.launchEditor();
}
const ClassItem& classItem;
bool isShowCode;
};
const ClassDatabase::Class comp;
String displayName;
};
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ComponentListComp)
};
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