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Added ListenerList class and changed some components to use it for their listener dispatching. Sorted out bug in popup menus and win32 mouse wheel.

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This commit is contained in:
Julian Storer 2010-03-07 17:45:10 +00:00
parent b974203d0f
commit 2676bb02f2
42 changed files with 1815 additions and 1867 deletions
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25
src/gui/components/controls/juce_Label.cpp
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@ -140,7 +140,7 @@ void Label::setBorderSize (int h, int v)
//==============================================================================
Component* Label::getAttachedComponent() const
{
return const_cast <Component*> (static_cast <const Component*> (ownerComponent));
return static_cast<Component*> (ownerComponent);
}
void Label::attachToComponent (Component* owner,
@ -257,6 +257,8 @@ void Label::hideEditor (const bool discardCurrentEditorContents)
{
if (editor != 0)
{
Component::SafePointer<Component> deletionChecker (this);
editorAboutToBeHidden (editor);
const bool changed = (! discardCurrentEditorContents)
@ -268,9 +270,10 @@ void Label::hideEditor (const bool discardCurrentEditorContents)
if (changed)
textWasEdited();
exitModalState (0);
if (deletionChecker != 0)
exitModalState (0);
if (changed && isValidComponent())
if (changed && deletionChecker != 0)
callChangeListeners();
}
}
@ -395,23 +398,18 @@ KeyboardFocusTraverser* Label::createFocusTraverser()
//==============================================================================
void Label::addListener (LabelListener* const listener) throw()
{
jassert (listener != 0);
if (listener != 0)
listeners.add (listener);
listeners.add (listener);
}
void Label::removeListener (LabelListener* const listener) throw()
{
listeners.removeValue (listener);
listeners.remove (listener);
}
void Label::callChangeListeners()
{
for (int i = listeners.size(); --i >= 0;)
{
((LabelListener*) listeners.getUnchecked (i))->labelTextChanged (this);
i = jmin (i, listeners.size());
}
Component::BailOutChecker checker (this);
listeners.callChecked (checker, &LabelListener::labelTextChanged, this);
}
//==============================================================================
@ -443,9 +441,10 @@ void Label::textEditorReturnKeyPressed (TextEditor& ed)
if (changed)
{
Component::SafePointer<Component> deletionChecker (this);
textWasEdited();
if (isValidComponent())
if (deletionChecker != 0)
callChangeListeners();
}
}