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Introjucer: made treeview remember its openness state.

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This commit is contained in:
jules 2012-02-08 09:18:17 +00:00
parent e74219b736
commit fad59e53d2
6 changed files with 72 additions and 42 deletions
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71
extras/Introjucer/Source/Utility/jucer_JucerTreeViewBase.cpp
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@ -28,7 +28,7 @@
//==============================================================================
JucerTreeViewBase::JucerTreeViewBase()
: numLeftHandComps (0)
: textX (0)
{
setLinesDrawnForSubItems (false);
}
@ -38,26 +38,10 @@ Font JucerTreeViewBase::getFont() const
return Font (getItemHeight() * 0.6f);
}
int JucerTreeViewBase::getTextX() const
{
return (numLeftHandComps + 1) * getItemHeight() + 8;
}
void JucerTreeViewBase::paintItem (Graphics& g, int width, int height)
{
if (isSelected())
g.fillAll (Colour (0x401111ee));
const int x = getTextX();
g.setColour (Colours::black);
getIcon()->drawWithin (g, Rectangle<float> (0.0f, 2.0f, height + 6.0f, height - 4.0f),
RectanglePlacement::centred | RectanglePlacement::onlyReduceInSize, 1.0f);
g.setFont (getFont());
g.setColour (isMissing() ? Colours::red : Colours::black);
g.drawFittedText (getDisplayName(), x, 0, width - x, height, Justification::centredLeft, 1, 0.8f);
}
void JucerTreeViewBase::paintOpenCloseButton (Graphics& g, int width, int height, bool isMouseOver)
@ -74,38 +58,63 @@ void JucerTreeViewBase::paintOpenCloseButton (Graphics& g, int width, int height
}
//==============================================================================
class TreeLeftHandButtonHolderComponent : public Component
class TreeItemComponent : public Component
{
public:
TreeLeftHandButtonHolderComponent (OwnedArray<Component>& comps)
TreeItemComponent (JucerTreeViewBase& item_)
: item (item_)
{
components.swapWithArray (comps);
setInterceptsMouseClicks (false, true);
for (int i = 0; i < components.size(); ++i)
addAndMakeVisible (components.getUnchecked(i));
item.createLeftEdgeComponents (leftComps);
for (int i = 0; i < leftComps.size(); ++i)
addAndMakeVisible (leftComps.getUnchecked(i));
addAndMakeVisible (rightHandComponent = item.createRightEdgeComponent());
}
void paint (Graphics& g)
{
g.setColour (Colours::black);
const int height = getHeight();
item.getIcon()->drawWithin (g, Rectangle<float> (0.0f, 2.0f, height + 6.0f, height - 4.0f),
RectanglePlacement::centred | RectanglePlacement::onlyReduceInSize, 1.0f);
g.setFont (item.getFont());
g.setColour (item.isMissing() ? Colours::red : Colours::black);
const int right = rightHandComponent != nullptr ? rightHandComponent->getX() - 2
: getWidth();
g.drawFittedText (item.getDisplayName(),
item.textX, 0, right - item.textX, height, Justification::centredLeft, 1, 0.8f);
}
void resized()
{
const int edge = 1;
const int itemSize = getHeight() - edge * 2;
item.textX = (leftComps.size() + 1) * getHeight() + 8;
for (int i = 0; i < components.size(); ++i)
components.getUnchecked(i)->setBounds (5 + (i + 1) * getHeight(), edge, itemSize, itemSize);
for (int i = 0; i < leftComps.size(); ++i)
leftComps.getUnchecked(i)->setBounds (5 + (i + 1) * getHeight(), edge, itemSize, itemSize);
if (rightHandComponent != nullptr)
rightHandComponent->setBounds (getWidth() - itemSize - edge, edge, itemSize, itemSize);
}
private:
OwnedArray<Component> components;
JucerTreeViewBase& item;
OwnedArray<Component> leftComps;
ScopedPointer<Component> rightHandComponent;
};
Component* JucerTreeViewBase::createItemComponent()
{
OwnedArray<Component> components;
createLeftEdgeComponents (components);
numLeftHandComps = components.size();
return numLeftHandComps == 0 ? nullptr : new TreeLeftHandButtonHolderComponent (components);
return new TreeItemComponent (*this);
}
//==============================================================================
@ -149,7 +158,7 @@ private:
void JucerTreeViewBase::showRenameBox()
{
Rectangle<int> r (getItemPosition (true));
r.setLeft (r.getX() + getTextX());
r.setLeft (r.getX() + textX);
r.setHeight (getItemHeight());
new RenameTreeItemCallback (*this, *getOwnerView(), r);