Initial release
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// This file is part of VSTGUI. It is subject to the license terms
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// in the LICENSE file found in the top-level directory of this
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// distribution and at http://github.com/steinbergmedia/vstgui/LICENSE
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#include "viewscriptobject.h"
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#include "converters.h"
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#include "drawable.h"
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#include "../uiscripting.h"
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#include "../../uidescription/iviewfactory.h"
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#include "../../uidescription/uiattributes.h"
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#include "../../lib/cview.h"
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#include "../../lib/controls/ccontrol.h"
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//------------------------------------------------------------------------
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namespace VSTGUI {
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namespace ScriptingInternal {
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using namespace std::literals;
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using namespace TJS;
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//------------------------------------------------------------------------
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//------------------------------------------------------------------------
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//------------------------------------------------------------------------
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ViewScriptObject::ViewScriptObject (CView* view, IViewScriptObjectContext* context)
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: view (view), context (context)
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{
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scriptVar->setLifeTimeObserver (this);
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auto viewType = IViewFactory::getViewName (view);
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scriptVar->addChild ("type"sv, new CScriptVar (std::string (viewType ? viewType : "unknown")));
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addFunc ("setAttribute"sv,
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[uiDesc = context->getUIDescription (), view] (CScriptVar* var) {
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auto key = var->getParameter ("key"sv);
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auto value = var->getParameter ("value"sv);
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UIAttributes attr;
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attr.setAttribute (key->getString ().data (), value->getString ().data ());
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auto result = uiDesc->getViewFactory ()->applyAttributeValues (view, attr, uiDesc);
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var->getReturnVar ()->setInt (result);
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},
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{"key", "value"});
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addFunc ("getAttribute"sv,
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[uiDesc = context->getUIDescription (), view] (CScriptVar* var) {
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auto key = var->getParameter ("key"sv);
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std::string result;
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if (uiDesc->getViewFactory ()->getAttributeValue (view, key->getString ().data (),
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result, uiDesc))
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{
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var->getReturnVar ()->setString (result);
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}
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else
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{
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var->getReturnVar ()->setUndefined ();
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}
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},
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{"key"});
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addFunc ("isTypeOf"sv,
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[uiDesc = context->getUIDescription (), view] (CScriptVar* var) {
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auto typeName = var->getParameter ("typeName"sv);
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auto result =
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uiDesc->getViewFactory ()->viewIsTypeOf (view, typeName->getString ().data ());
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var->getReturnVar ()->setInt (result);
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},
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{"typeName"});
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addFunc ("invalid"sv, [view] (CScriptVar* var) { view->invalid (); });
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addFunc ("invalidRect"sv,
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[view] (CScriptVar* var) {
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auto rectVar = var->getParameter ("rect"sv);
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if (!rectVar)
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throw CScriptException ("Missing 'rect' argument in view.invalidRect(rect) ");
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auto rect = fromScriptRect (*rectVar);
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view->invalidRect (rect);
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},
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{"rect"});
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addFunc ("getBounds"sv, [view] (CScriptVar* var) {
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auto bounds = view->getViewSize ();
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bounds.originize ();
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var->setReturnVar (makeScriptRect (bounds));
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});
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addFunc ("getParent"sv, [view, context] (CScriptVar* var) {
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auto parentView = view->getParentView ();
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if (!parentView)
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{
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var->getReturnVar ()->setUndefined ();
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return;
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}
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auto obj = context->addView (parentView);
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vstgui_assert (obj);
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var->setReturnVar (obj->getVar ());
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obj->getVar ()->release ();
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});
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addFunc ("getControllerProperty"sv,
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[view] (CScriptVar* var) {
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auto viewController = getViewController (view, true);
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auto controller = dynamic_cast<IScriptControllerExtension*> (viewController);
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auto name = var->getParameter ("name"sv);
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if (!controller || !name)
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{
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var->getReturnVar ()->setUndefined ();
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return;
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}
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IScriptControllerExtension::PropertyValue value;
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if (!controller->getProperty (view, name->getString (), value))
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{
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var->getReturnVar ()->setUndefined ();
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return;
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}
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std::visit (
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[&] (auto&& value) {
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using T = std::decay_t<decltype (value)>;
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if constexpr (std::is_same_v<T, int64_t>)
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var->getReturnVar ()->setInt (value);
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else if constexpr (std::is_same_v<T, double>)
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var->getReturnVar ()->setDouble (value);
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else if constexpr (std::is_same_v<T, std::string>)
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var->getReturnVar ()->setString (value);
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else if constexpr (std::is_same_v<T, std::nullptr_t>)
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var->getReturnVar ()->setUndefined ();
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},
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value);
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},
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{"name"});
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addFunc ("setControllerProperty"sv,
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[view] (CScriptVar* var) {
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auto viewController = getViewController (view, true);
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auto controller = dynamic_cast<IScriptControllerExtension*> (viewController);
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auto name = var->getParameter ("name"sv);
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auto value = var->getParameter ("value"sv);
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if (!controller || !name || !value || !(value->isNumeric () || value->isString ()))
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{
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var->getReturnVar ()->setUndefined ();
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return;
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}
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IScriptControllerExtension::PropertyValue propValue;
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if (value->isInt ())
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propValue = value->getInt ();
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else if (value->isDouble ())
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propValue = value->getDouble ();
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else if (value->isString ())
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propValue = value->getString ().data ();
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auto result = controller->setProperty (view, name->getString (), propValue);
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var->getReturnVar ()->setInt (result);
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},
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{"name", "value"});
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if (auto control = dynamic_cast<CControl*> (view))
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{
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addFunc ("setValue"sv,
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[control] (CScriptVar* var) {
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auto value = var->getParameter ("value"sv);
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if (value->isNumeric ())
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{
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auto oldValue = control->getValue ();
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control->setValue (static_cast<float> (value->getDouble ()));
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if (oldValue != control->getValue ())
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control->valueChanged ();
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}
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},
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{"value"});
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addFunc ("getValue"sv, [control] (CScriptVar* var) {
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var->getReturnVar ()->setDouble (control->getValue ());
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});
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addFunc ("setValueNormalized"sv,
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[control] (CScriptVar* var) {
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auto value = var->getParameter ("value"sv);
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if (value->isNumeric ())
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{
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auto oldValue = control->getValue ();
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control->setValueNormalized (static_cast<float> (value->getDouble ()));
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if (oldValue != control->getValue ())
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control->valueChanged ();
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}
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},
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{"value"});
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addFunc ("getValueNormalized"sv, [control] (CScriptVar* var) {
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var->getReturnVar ()->setDouble (control->getValueNormalized ());
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});
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addFunc ("beginEdit"sv, [control] (CScriptVar* var) { control->beginEdit (); });
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addFunc ("endEdit"sv, [control] (CScriptVar* var) { control->endEdit (); });
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addFunc ("getMinValue"sv, [control] (CScriptVar* var) {
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var->getReturnVar ()->setDouble (control->getMin ());
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});
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addFunc ("getMaxValue"sv, [control] (CScriptVar* var) {
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var->getReturnVar ()->setDouble (control->getMax ());
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});
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addFunc ("getTag"sv, [control] (CScriptVar* var) {
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var->getReturnVar ()->setInt (control->getTag ());
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});
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}
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if (auto drawable = dynamic_cast<JavaScriptDrawable*> (view))
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drawable->setup (this);
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}
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//------------------------------------------------------------------------
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ViewScriptObject::~ViewScriptObject () noexcept
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{
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if (scriptVar)
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scriptVar->setLifeTimeObserver (nullptr);
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}
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//------------------------------------------------------------------------
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void ViewScriptObject::onDestroy (CScriptVar* v)
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{
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v->setLifeTimeObserver (nullptr);
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scriptVar = nullptr;
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if (context)
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context->removeView (view);
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}
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//------------------------------------------------------------------------
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} // ScriptingInternal
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} // VSTGUI
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