forked from 0ad/0ad
elexis
8b30273a50
Grab the list of children of a GUI object directly instead of hardcoding the names. This was SVN commit r18296.
711 lines
17 KiB
C++
711 lines
17 KiB
C++
/* Copyright (C) 2015 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "JSInterface_IGUIObject.h"
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#include "JSInterface_GUITypes.h"
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#include "gui/IGUIObject.h"
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#include "gui/CGUI.h"
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#include "gui/IGUIScrollBar.h"
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#include "gui/CList.h"
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#include "gui/GUIManager.h"
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#include "ps/CLogger.h"
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#include "scriptinterface/ScriptInterface.h"
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JSClass JSI_IGUIObject::JSI_class = {
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"GUIObject", JSCLASS_HAS_PRIVATE,
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JS_PropertyStub, JS_DeletePropertyStub,
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JSI_IGUIObject::getProperty, JSI_IGUIObject::setProperty,
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JS_EnumerateStub, JS_ResolveStub,
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JS_ConvertStub, NULL,
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NULL, NULL, JSI_IGUIObject::construct, NULL
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};
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JSPropertySpec JSI_IGUIObject::JSI_props[] =
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{
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{ 0 }
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};
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JSFunctionSpec JSI_IGUIObject::JSI_methods[] =
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{
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JS_FS("toString", JSI_IGUIObject::toString, 0, 0),
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JS_FS("focus", JSI_IGUIObject::focus, 0, 0),
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JS_FS("blur", JSI_IGUIObject::blur, 0, 0),
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JS_FS("getComputedSize", JSI_IGUIObject::getComputedSize, 0, 0),
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JS_FS_END
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};
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bool JSI_IGUIObject::getProperty(JSContext* cx, JS::HandleObject obj, JS::HandleId id, JS::MutableHandleValue vp)
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{
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JSAutoRequest rq(cx);
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ScriptInterface* pScriptInterface = ScriptInterface::GetScriptInterfaceAndCBData(cx)->pScriptInterface;
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IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, obj, &JSI_IGUIObject::JSI_class, NULL);
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if (!e)
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return false;
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JS::RootedValue idval(cx);
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if (!JS_IdToValue(cx, id, &idval))
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return false;
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std::string propName;
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if (!ScriptInterface::FromJSVal(cx, idval, propName))
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return false;
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// Skip some things which are known to be functions rather than properties.
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// ("constructor" *must* be here, else it'll try to GetSettingType before
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// the private IGUIObject* has been set (and thus crash). The others are
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// partly for efficiency, and also to allow correct reporting of attempts to
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// access nonexistent properties.)
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if (propName == "constructor" ||
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propName == "prototype" ||
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propName == "toString" ||
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propName == "toJSON" ||
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propName == "focus" ||
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propName == "blur" ||
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propName == "getComputedSize"
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)
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return true;
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// Use onWhatever to access event handlers
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if (propName.substr(0, 2) == "on")
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{
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CStr eventName(CStr(propName.substr(2)).LowerCase());
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std::map<CStr, JS::Heap<JSObject*>>::iterator it = e->m_ScriptHandlers.find(eventName);
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if (it == e->m_ScriptHandlers.end())
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vp.setNull();
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else
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vp.setObject(*it->second.get());
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return true;
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}
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if (propName == "parent")
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{
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IGUIObject* parent = e->GetParent();
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if (parent)
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vp.set(JS::ObjectValue(*parent->GetJSObject()));
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else
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vp.set(JS::NullValue());
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return true;
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}
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else if (propName == "children")
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{
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JS::RootedObject obj(cx, JS_NewArrayObject(cx, JS::HandleValueArray::empty()));
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vp.setObject(*obj);
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for (size_t i = 0; i < e->m_Children.size(); ++i)
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{
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JS::RootedValue val(cx);
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ScriptInterface::ToJSVal(cx, &val, e->m_Children[i]);
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JS_SetElement(cx, obj, i, val);
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}
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return true;
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}
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else if (propName == "name")
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{
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vp.set(JS::StringValue(JS_NewStringCopyZ(cx, e->GetName().c_str())));
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return true;
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}
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else
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{
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// Retrieve the setting's type (and make sure it actually exists)
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EGUISettingType Type;
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if (e->GetSettingType(propName, Type) != PSRETURN_OK)
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{
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JS_ReportError(cx, "Invalid GUIObject property '%s'", propName.c_str());
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return false;
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}
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// (All the cases are in {...} to avoid scoping problems)
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switch (Type)
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{
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case GUIST_bool:
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{
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bool value;
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GUI<bool>::GetSetting(e, propName, value);
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vp.set(JS::BooleanValue(value));
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break;
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}
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case GUIST_int:
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{
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int value;
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GUI<int>::GetSetting(e, propName, value);
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vp.set(JS::Int32Value(value));
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break;
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}
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case GUIST_float:
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{
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float value;
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GUI<float>::GetSetting(e, propName, value);
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// Create a garbage-collectable double
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vp.set(JS::NumberValue(value));
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return !vp.isNull();
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}
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case GUIST_CColor:
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{
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CColor color;
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GUI<CColor>::GetSetting(e, propName, color);
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JS::RootedObject obj(cx, pScriptInterface->CreateCustomObject("GUIColor"));
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vp.setObject(*obj);
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JS::RootedValue c(cx);
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// Attempt to minimise ugliness through macrosity
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#define P(x) \
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c = JS::NumberValue(color.x); \
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if (c.isNull()) \
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return false; \
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JS_SetProperty(cx, obj, #x, c)
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P(r);
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P(g);
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P(b);
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P(a);
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#undef P
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break;
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}
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case GUIST_CClientArea:
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{
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CClientArea area;
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GUI<CClientArea>::GetSetting(e, propName, area);
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JS::RootedObject obj(cx, pScriptInterface->CreateCustomObject("GUISize"));
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vp.setObject(*obj);
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try
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{
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#define P(x, y, z) pScriptInterface->SetProperty(vp, #z, area.x.y, false, true)
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P(pixel, left, left);
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P(pixel, top, top);
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P(pixel, right, right);
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P(pixel, bottom, bottom);
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P(percent, left, rleft);
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P(percent, top, rtop);
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P(percent, right, rright);
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P(percent, bottom, rbottom);
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#undef P
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}
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catch (PSERROR_Scripting_ConversionFailed&)
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{
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debug_warn(L"Error creating size object!");
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break;
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}
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break;
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}
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case GUIST_CGUIString:
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{
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CGUIString value;
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GUI<CGUIString>::GetSetting(e, propName, value);
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ScriptInterface::ToJSVal(cx, vp, value.GetOriginalString());
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break;
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}
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case GUIST_CStr:
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{
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CStr value;
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GUI<CStr>::GetSetting(e, propName, value);
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ScriptInterface::ToJSVal(cx, vp, value);
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break;
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}
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case GUIST_CStrW:
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{
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CStrW value;
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GUI<CStrW>::GetSetting(e, propName, value);
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ScriptInterface::ToJSVal(cx, vp, value);
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break;
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}
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case GUIST_CGUISpriteInstance:
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{
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CGUISpriteInstance *value;
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GUI<CGUISpriteInstance>::GetSettingPointer(e, propName, value);
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ScriptInterface::ToJSVal(cx, vp, value->GetName());
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break;
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}
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case GUIST_EAlign:
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{
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EAlign value;
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GUI<EAlign>::GetSetting(e, propName, value);
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CStr word;
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switch (value)
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{
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case EAlign_Left: word = "left"; break;
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case EAlign_Right: word = "right"; break;
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case EAlign_Center: word = "center"; break;
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default: debug_warn(L"Invalid EAlign!"); word = "error"; break;
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}
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ScriptInterface::ToJSVal(cx, vp, word);
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break;
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}
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case GUIST_EVAlign:
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{
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EVAlign value;
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GUI<EVAlign>::GetSetting(e, propName, value);
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CStr word;
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switch (value)
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{
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case EVAlign_Top: word = "top"; break;
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case EVAlign_Bottom: word = "bottom"; break;
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case EVAlign_Center: word = "center"; break;
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default: debug_warn(L"Invalid EVAlign!"); word = "error"; break;
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}
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ScriptInterface::ToJSVal(cx, vp, word);
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break;
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}
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case GUIST_CGUIList:
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{
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CGUIList value;
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GUI<CGUIList>::GetSetting(e, propName, value);
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JS::RootedObject obj(cx, JS_NewArrayObject(cx, JS::HandleValueArray::empty()));
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vp.setObject(*obj);
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for (u32 i = 0; i < value.m_Items.size(); ++i)
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{
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JS::RootedValue val(cx);
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ScriptInterface::ToJSVal(cx, &val, value.m_Items[i].GetOriginalString());
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JS_SetElement(cx, obj, i, val);
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}
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break;
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}
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default:
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JS_ReportError(cx, "Setting '%s' uses an unimplemented type", propName.c_str());
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DEBUG_WARN_ERR(ERR::LOGIC);
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return false;
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}
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return true;
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}
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}
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bool JSI_IGUIObject::setProperty(JSContext* cx, JS::HandleObject obj, JS::HandleId id, bool UNUSED(strict), JS::MutableHandleValue vp)
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{
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IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, obj, &JSI_IGUIObject::JSI_class, NULL);
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if (!e)
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return false;
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JSAutoRequest rq(cx);
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JS::RootedValue idval(cx);
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if (!JS_IdToValue(cx, id, &idval))
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return false;
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std::string propName;
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if (!ScriptInterface::FromJSVal(cx, idval, propName))
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return false;
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if (propName == "name")
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{
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std::string value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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e->SetName(value);
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return true;
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}
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JS::RootedObject vpObj(cx);
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if (vp.isObject())
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vpObj = &vp.toObject();
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// Use onWhatever to set event handlers
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if (propName.substr(0, 2) == "on")
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{
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if (vp.isPrimitive() || vp.isNull() || !JS_ObjectIsFunction(cx, &vp.toObject()))
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{
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JS_ReportError(cx, "on- event-handlers must be functions");
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return false;
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}
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CStr eventName(CStr(propName.substr(2)).LowerCase());
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e->SetScriptHandler(eventName, vpObj);
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return true;
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}
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// Retrieve the setting's type (and make sure it actually exists)
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EGUISettingType Type;
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if (e->GetSettingType(propName, Type) != PSRETURN_OK)
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{
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JS_ReportError(cx, "Invalid setting '%s'", propName.c_str());
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return true;
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}
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switch (Type)
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{
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case GUIST_CStr:
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{
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std::string value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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GUI<CStr>::SetSetting(e, propName, value);
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break;
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}
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case GUIST_CStrW:
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{
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std::wstring value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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GUI<CStrW>::SetSetting(e, propName, value);
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break;
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}
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case GUIST_CGUISpriteInstance:
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{
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std::string value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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GUI<CGUISpriteInstance>::SetSetting(e, propName, CGUISpriteInstance(value));
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break;
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}
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case GUIST_CGUIString:
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{
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std::wstring value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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CGUIString str;
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str.SetValue(value);
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GUI<CGUIString>::SetSetting(e, propName, str);
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break;
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}
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case GUIST_EAlign:
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{
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std::string value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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EAlign a;
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if (value == "left") a = EAlign_Left;
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else if (value == "right") a = EAlign_Right;
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else if (value == "center" || value == "centre") a = EAlign_Center;
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else
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{
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JS_ReportError(cx, "Invalid alignment (should be 'left', 'right' or 'center')");
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return false;
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}
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GUI<EAlign>::SetSetting(e, propName, a);
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break;
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}
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case GUIST_EVAlign:
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{
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std::string value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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EVAlign a;
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if (value == "top") a = EVAlign_Top;
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else if (value == "bottom") a = EVAlign_Bottom;
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else if (value == "center" || value == "centre") a = EVAlign_Center;
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else
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{
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JS_ReportError(cx, "Invalid alignment (should be 'top', 'bottom' or 'center')");
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return false;
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}
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GUI<EVAlign>::SetSetting(e, propName, a);
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break;
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}
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case GUIST_int:
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{
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int value;
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if (ScriptInterface::FromJSVal(cx, vp, value))
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GUI<int>::SetSetting(e, propName, value);
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else
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{
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JS_ReportError(cx, "Cannot convert value to int");
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return false;
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}
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break;
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}
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case GUIST_float:
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{
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double value;
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if (JS::ToNumber(cx, vp, &value) == true)
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GUI<float>::SetSetting(e, propName, (float)value);
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else
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{
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JS_ReportError(cx, "Cannot convert value to float");
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return false;
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}
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break;
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}
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case GUIST_bool:
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{
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bool value = JS::ToBoolean(vp);
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GUI<bool>::SetSetting(e, propName, value);
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break;
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}
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case GUIST_CClientArea:
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{
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if (vp.isString())
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{
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std::wstring value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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if (e->SetSetting(propName, value) != PSRETURN_OK)
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{
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JS_ReportError(cx, "Invalid value for setting '%s'", propName.c_str());
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return false;
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}
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}
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else if (vp.isObject() && JS_InstanceOf(cx, vpObj, &JSI_GUISize::JSI_class, NULL))
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{
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CClientArea area;
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GUI<CClientArea>::GetSetting(e, propName, area);
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ScriptInterface* pScriptInterface = ScriptInterface::GetScriptInterfaceAndCBData(cx)->pScriptInterface;
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#define P(x, y, z) pScriptInterface->GetProperty(vp, #z, area.x.y)
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P(pixel, left, left);
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P(pixel, top, top);
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P(pixel, right, right);
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P(pixel, bottom, bottom);
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P(percent, left, rleft);
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P(percent, top, rtop);
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P(percent, right, rright);
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P(percent, bottom, rbottom);
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#undef P
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GUI<CClientArea>::SetSetting(e, propName, area);
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}
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else
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{
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JS_ReportError(cx, "Size only accepts strings or GUISize objects");
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return false;
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}
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break;
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}
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case GUIST_CColor:
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{
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if (vp.isString())
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{
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std::wstring value;
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if (!ScriptInterface::FromJSVal(cx, vp, value))
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return false;
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if (e->SetSetting(propName, value) != PSRETURN_OK)
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{
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JS_ReportError(cx, "Invalid value for setting '%s'", propName.c_str());
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return false;
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}
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}
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else if (vp.isObject() && JS_InstanceOf(cx, vpObj, &JSI_GUIColor::JSI_class, NULL))
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{
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CColor color;
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JS::RootedValue t(cx);
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double s;
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#define PROP(x) \
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JS_GetProperty(cx, vpObj, #x, &t); \
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s = t.toDouble(); \
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color.x = (float)s
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PROP(r);
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PROP(g);
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PROP(b);
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PROP(a);
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#undef PROP
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GUI<CColor>::SetSetting(e, propName, color);
|
|
}
|
|
else
|
|
{
|
|
JS_ReportError(cx, "Color only accepts strings or GUIColor objects");
|
|
return false;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case GUIST_CGUIList:
|
|
{
|
|
u32 length;
|
|
if (!vp.isObject() || !JS_GetArrayLength(cx, vpObj, &length))
|
|
{
|
|
JS_ReportError(cx, "List only accepts a GUIList object");
|
|
return false;
|
|
}
|
|
|
|
CGUIList list;
|
|
|
|
for (u32 i = 0; i < length; ++i)
|
|
{
|
|
JS::RootedValue element(cx);
|
|
if (!JS_GetElement(cx, vpObj, i, &element))
|
|
{
|
|
JS_ReportError(cx, "Failed to get list element");
|
|
return false;
|
|
}
|
|
|
|
std::wstring value;
|
|
if (!ScriptInterface::FromJSVal(cx, element, value))
|
|
return false;
|
|
|
|
CGUIString str;
|
|
str.SetValue(value);
|
|
|
|
list.m_Items.push_back(str);
|
|
}
|
|
|
|
GUI<CGUIList>::SetSetting(e, propName, list);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
JS_ReportError(cx, "Setting '%s' uses an unimplemented type", propName.c_str());
|
|
break;
|
|
}
|
|
|
|
return !JS_IsExceptionPending(cx);
|
|
}
|
|
|
|
|
|
bool JSI_IGUIObject::construct(JSContext* cx, uint argc, jsval* vp)
|
|
{
|
|
JSAutoRequest rq(cx);
|
|
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
|
|
ScriptInterface* pScriptInterface = ScriptInterface::GetScriptInterfaceAndCBData(cx)->pScriptInterface;
|
|
|
|
if (args.length() == 0)
|
|
{
|
|
JS_ReportError(cx, "GUIObject has no default constructor");
|
|
return false;
|
|
}
|
|
|
|
JS::RootedObject obj(cx, pScriptInterface->CreateCustomObject("GUIObject"));
|
|
|
|
// Store the IGUIObject in the JS object's 'private' area
|
|
IGUIObject* guiObject = (IGUIObject*)JSVAL_TO_PRIVATE(args[0]);
|
|
JS_SetPrivate(obj, guiObject);
|
|
|
|
args.rval().setObject(*obj);
|
|
return true;
|
|
}
|
|
|
|
void JSI_IGUIObject::init(ScriptInterface& scriptInterface)
|
|
{
|
|
scriptInterface.DefineCustomObjectType(&JSI_class, construct, 1, JSI_props, JSI_methods, NULL, NULL);
|
|
}
|
|
|
|
bool JSI_IGUIObject::toString(JSContext* cx, uint UNUSED(argc), jsval* vp)
|
|
{
|
|
JSAutoRequest rq(cx);
|
|
JS::CallReceiver rec = JS::CallReceiverFromVp(vp);
|
|
|
|
JS::RootedObject thisObj(cx, JS_THIS_OBJECT(cx, vp));
|
|
|
|
IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, thisObj, &JSI_IGUIObject::JSI_class, NULL);
|
|
if (!e)
|
|
return false;
|
|
|
|
char buffer[256];
|
|
snprintf(buffer, 256, "[GUIObject: %s]", e->GetName().c_str());
|
|
buffer[255] = 0;
|
|
rec.rval().setString(JS_NewStringCopyZ(cx, buffer));
|
|
return true;
|
|
}
|
|
|
|
bool JSI_IGUIObject::focus(JSContext* cx, uint UNUSED(argc), jsval* vp)
|
|
{
|
|
JSAutoRequest rq(cx);
|
|
JS::CallReceiver rec = JS::CallReceiverFromVp(vp);
|
|
|
|
JS::RootedObject thisObj(cx, JS_THIS_OBJECT(cx, vp));
|
|
|
|
IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, thisObj, &JSI_IGUIObject::JSI_class, NULL);
|
|
if (!e)
|
|
return false;
|
|
|
|
e->GetGUI()->SetFocusedObject(e);
|
|
|
|
rec.rval().setUndefined();
|
|
return true;
|
|
}
|
|
|
|
bool JSI_IGUIObject::blur(JSContext* cx, uint UNUSED(argc), jsval* vp)
|
|
{
|
|
JSAutoRequest rq(cx);
|
|
JS::CallReceiver rec = JS::CallReceiverFromVp(vp);
|
|
|
|
JS::RootedObject thisObj(cx, JS_THIS_OBJECT(cx, vp));
|
|
|
|
IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, thisObj, &JSI_IGUIObject::JSI_class, NULL);
|
|
if (!e)
|
|
return false;
|
|
|
|
e->GetGUI()->SetFocusedObject(NULL);
|
|
|
|
rec.rval().setUndefined();
|
|
return true;
|
|
}
|
|
|
|
bool JSI_IGUIObject::getComputedSize(JSContext* cx, uint UNUSED(argc), jsval* vp)
|
|
{
|
|
JSAutoRequest rq(cx);
|
|
JS::CallReceiver rec = JS::CallReceiverFromVp(vp);
|
|
|
|
JS::RootedObject thisObj(cx, JS_THIS_OBJECT(cx, vp));
|
|
|
|
IGUIObject* e = (IGUIObject*)JS_GetInstancePrivate(cx, thisObj, &JSI_IGUIObject::JSI_class, NULL);
|
|
if (!e)
|
|
return false;
|
|
|
|
e->UpdateCachedSize();
|
|
CRect size = e->m_CachedActualSize;
|
|
|
|
JS::RootedValue objVal(cx, JS::ObjectValue(*JS_NewObject(cx, nullptr, JS::NullPtr(), JS::NullPtr())));
|
|
try
|
|
{
|
|
ScriptInterface* pScriptInterface = ScriptInterface::GetScriptInterfaceAndCBData(cx)->pScriptInterface;
|
|
pScriptInterface->SetProperty(objVal, "left", size.left, false, true);
|
|
pScriptInterface->SetProperty(objVal, "right", size.right, false, true);
|
|
pScriptInterface->SetProperty(objVal, "top", size.top, false, true);
|
|
pScriptInterface->SetProperty(objVal, "bottom", size.bottom, false, true);
|
|
}
|
|
catch (PSERROR_Scripting_ConversionFailed&)
|
|
{
|
|
debug_warn(L"Error creating size object!");
|
|
return false;
|
|
}
|
|
|
|
rec.rval().set(objVal);
|
|
return true;
|
|
}
|