- clean working copy for leaving SVN

2022-06-28 19:04:46 +02:00
parent 62a2d47cb3
commit 762b8f0e7d
1966 changed files with 699872 additions and 126 deletions
@@ -0,0 +1,216 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software 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.
+
+  ==============================================================================
+*/
+
+#ifndef __JUCER_JUCERTREEVIEWBASE_JUCEHEADER__
+#define __JUCER_JUCERTREEVIEWBASE_JUCEHEADER__
+
+#include "../jucer_Headers.h"
+class ProjectContentComponent;
+class Project;
+
+//==============================================================================
+class JucerTreeViewBase   : public TreeViewItem
+{
+public:
+    JucerTreeViewBase();
+    ~JucerTreeViewBase();
+
+    int getItemWidth() const override                   { return -1; }
+    int getItemHeight() const override                  { return 20; }
+
+    void paintOpenCloseButton (Graphics&, const Rectangle<float>& area, Colour backgroundColour, bool isMouseOver) override;
+    Component* createItemComponent() override;
+    void itemClicked (const MouseEvent& e) override;
+    void itemSelectionChanged (bool isNowSelected) override;
+    void itemDoubleClicked (const MouseEvent&) override;
+
+    void cancelDelayedSelectionTimer();
+
+    //==============================================================================
+    virtual Font getFont() const;
+    virtual String getRenamingName() const = 0;
+    virtual String getDisplayName() const = 0;
+    virtual void setName (const String& newName) = 0;
+    virtual bool isMissing() = 0;
+    virtual Icon getIcon() const = 0;
+    virtual float getIconSize() const;
+    virtual bool isIconCrossedOut() const               { return false; }
+    virtual void paintContent (Graphics& g, const Rectangle<int>& area);
+    virtual int getMillisecsAllowedForDragGesture()     { return 120; };
+    virtual File getDraggableFile() const               { return File::nonexistent; }
+
+    void refreshSubItems();
+    virtual void deleteItem();
+    virtual void deleteAllSelectedItems();
+    virtual void showDocument();
+    virtual void showMultiSelectionPopupMenu();
+    virtual void showRenameBox();
+
+    void launchPopupMenu (PopupMenu&); // runs asynchronously, and produces a callback to handlePopupMenuResult().
+    virtual void showPopupMenu();
+    virtual void handlePopupMenuResult (int resultCode);
+
+    //==============================================================================
+    // To handle situations where an item gets deleted before openness is
+    // restored for it, this OpennessRestorer keeps only a pointer to the
+    // topmost tree item.
+    struct WholeTreeOpennessRestorer   : public OpennessRestorer
+    {
+        WholeTreeOpennessRestorer (TreeViewItem& item)  : OpennessRestorer (getTopLevelItem (item))
+        {}
+
+    private:
+        static TreeViewItem& getTopLevelItem (TreeViewItem& item)
+        {
+            if (TreeViewItem* const p = item.getParentItem())
+                return getTopLevelItem (*p);
+
+            return item;
+        }
+    };
+
+    int textX;
+
+protected:
+    ProjectContentComponent* getProjectContentComponent() const;
+    virtual void addSubItems() {}
+
+    Colour getBackgroundColour() const;
+    Colour getContrastingColour (float contrast) const;
+    Colour getContrastingColour (Colour targetColour, float minContrast) const;
+
+private:
+    class ItemSelectionTimer;
+    friend class ItemSelectionTimer;
+    ScopedPointer<Timer> delayedSelectionTimer;
+
+    WeakReference<JucerTreeViewBase>::Master masterReference;
+    friend class WeakReference<JucerTreeViewBase>;
+
+    void invokeShowDocument();
+};
+
+//==============================================================================
+class TreePanelBase   : public Component
+{
+public:
+    TreePanelBase (const Project* p, const String& treeviewID)
+        : project (p), opennessStateKey (treeviewID)
+    {
+        addAndMakeVisible (tree);
+        tree.setRootItemVisible (true);
+        tree.setDefaultOpenness (true);
+        tree.setColour (TreeView::backgroundColourId, Colours::transparentBlack);
+        tree.setIndentSize (14);
+        tree.getViewport()->setScrollBarThickness (14);
+    }
+
+    ~TreePanelBase()
+    {
+        tree.setRootItem (nullptr);
+    }
+
+    void setRoot (JucerTreeViewBase* root);
+    void saveOpenness();
+
+    void deleteSelectedItems()
+    {
+        if (rootItem != nullptr)
+            rootItem->deleteAllSelectedItems();
+    }
+
+    void setEmptyTreeMessage (const String& newMessage)
+    {
+        if (emptyTreeMessage != newMessage)
+        {
+            emptyTreeMessage = newMessage;
+            repaint();
+        }
+    }
+
+    static void drawEmptyPanelMessage (Component& comp, Graphics& g, const String& message)
+    {
+        const int fontHeight = 13;
+        const Rectangle<int> area (comp.getLocalBounds());
+        g.setColour (comp.findColour (mainBackgroundColourId).contrasting (0.7f));
+        g.setFont ((float) fontHeight);
+        g.drawFittedText (message, area.reduced (4, 2), Justification::centred, area.getHeight() / fontHeight);
+    }
+
+    void paint (Graphics& g) override
+    {
+        if (emptyTreeMessage.isNotEmpty() && (rootItem == nullptr || rootItem->getNumSubItems() == 0))
+            drawEmptyPanelMessage (*this, g, emptyTreeMessage);
+    }
+
+    void resized() override
+    {
+        tree.setBounds (getAvailableBounds());
+    }
+
+    Rectangle<int> getAvailableBounds() const
+    {
+        return Rectangle<int> (0, 2, getWidth() - 2, getHeight() - 2);
+    }
+
+    const Project* project;
+    TreeView tree;
+    ScopedPointer<JucerTreeViewBase> rootItem;
+
+private:
+    String opennessStateKey, emptyTreeMessage;
+};
+
+//==============================================================================
+class TreeItemComponent   : public Component
+{
+public:
+    TreeItemComponent (JucerTreeViewBase& i)  : item (i)
+    {
+        setInterceptsMouseClicks (false, true);
+    }
+
+    void paint (Graphics& g) override
+    {
+        g.setColour (Colours::black);
+        paintIcon (g);
+        item.paintContent (g, Rectangle<int> (item.textX, 0, getWidth() - item.textX, getHeight()));
+    }
+
+    void paintIcon (Graphics& g)
+    {
+        item.getIcon().draw (g, Rectangle<float> (4.0f, 2.0f, item.getIconSize(), getHeight() - 4.0f),
+                             item.isIconCrossedOut());
+    }
+
+    void resized() override
+    {
+        item.textX = (int) item.getIconSize() + 8;
+    }
+
+    JucerTreeViewBase& item;
+};
+
+
+#endif   // __JUCER_JUCERTREEVIEWBASE_JUCEHEADER__