khanat-opennel-code/code/ryzom/client/src/interface_v3/group_header.cpp

441 lines
15 KiB
C++

// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdpch.h"
//
#include "interface_manager.h"
#include "group_container.h"
#include "group_header.h"
#include "nel/gui/lua_ihm.h"
using namespace NLMISC;
//////////////////
// CGroupHeader //
//////////////////
// *****************************************************************************************************************
CGroupHeader::CGroupHeader(const TCtorParam &param) : CGroupList(param), _HeaderMaxSize(32767)
{
}
// *****************************************************************************************************************
void CGroupHeader::enlargeColumns(sint32 margin)
{
std::vector<CGroupHeaderEntry *> entries;
getEntries(entries);
sint32 totalWidth = 0;
for (uint k = 0; k < entries.size(); ++k)
{
CInterfaceGroup *colEnclosing = entries[k]->getTargetColumn();
if (colEnclosing && !colEnclosing->getGroups().empty())
{
CInterfaceGroup *col = colEnclosing->getGroups()[0];
if (col)
{
// enlarge to the max to be able to measure the sub text (they may clamp themselves based
// on their first non-"child resizing" parent (see CViewText::updateCoords)
colEnclosing->setW(16384);
colEnclosing->invalidateCoords();
colEnclosing->updateCoords();
// assume that first child is resizing from its children width (either 'child_resize_w=true' or a CGroupList)
entries[k]->setW(std::max(entries[k]->getMinSize(), col->getW() + margin));
entries[k]->invalidateCoords();
totalWidth += entries[k]->getW();
}
}
}
// if total width bigger than allowed, reduce proportionnally
if (totalWidth > _HeaderMaxSize)
{
while (totalWidth > _HeaderMaxSize)
{
bool adjusted = false;
// stupid algo here, but ponctual ...
for (uint k = 0; k < entries.size() && totalWidth > _HeaderMaxSize; ++k)
{
if (entries[k]->getW() > entries[k]->getMinSize())
{
entries[k]->setW(entries[k]->getW() - 1);
entries[k]->invalidateCoords();
--totalWidth;
adjusted = true;
}
}
// if all at min size, just exit ...
if (!adjusted) break;
}
}
else
{
// search first parent that limit size, if it is larger then enlarge to fit size
CInterfaceGroup *limitingParent = getParent();
while (limitingParent && (limitingParent->getResizeFromChildW() || dynamic_cast<CGroupList *>(limitingParent)))
{
// NB nico : the dynamic_cast for CGroupList is bad!!
// can't avoid it for now, because, CGroupList implicitly does a "resize from child" in its update coords
// ...
limitingParent = limitingParent->getParent();
}
if (limitingParent && limitingParent->getWReal() > totalWidth)
{
while (limitingParent->getWReal() > totalWidth && totalWidth < _HeaderMaxSize)
{
// enlarge to matche parent size
// stupid algo here, but ponctual ...
for (uint k = 0; k < entries.size(); ++k)
{
entries[k]->setW(entries[k]->getW() + 1);
entries[k]->invalidateCoords();
++totalWidth;
if (limitingParent->getWReal() <= totalWidth || totalWidth >= _HeaderMaxSize) break;
}
}
}
}
invalidateCoords();
}
// *****************************************************************************************************************
void CGroupHeader::resizeColumnsAndContainer(sint32 margin)
{
std::vector<CGroupHeaderEntry *> entries;
getEntries(entries);
sint32 totalWidth = 0;
for (uint k = 0; k < entries.size(); ++k)
{
CInterfaceGroup *colEnclosing = entries[k]->getTargetColumn();
if (colEnclosing && !colEnclosing->getGroups().empty())
{
CInterfaceGroup *col = colEnclosing->getGroups()[0];
if (col)
{
// enlarge to the max to be able to measure the sub text (they may clamp themselves based
// on their first non-"child resizing" parent (see CViewText::updateCoords)
colEnclosing->setW(16384);
colEnclosing->invalidateCoords();
colEnclosing->updateCoords();
// assume that first child is resizing from its children width (either 'child_resize_w=true' or a CGroupList)
entries[k]->setW(std::max(entries[k]->getMinSize(), col->getW() + margin));
entries[k]->invalidateCoords();
totalWidth += entries[k]->getW();
}
}
}
// resize W
if (totalWidth <= _HeaderMaxSize)
{
// search first parent that limit size, if it is larger then enlarge to fit size
CInterfaceGroup *limitingParent = getParent();
while (limitingParent && (limitingParent->getResizeFromChildW() || dynamic_cast<CGroupList *>(limitingParent)))
{
// NB nico : the dynamic_cast for CGroupList is bad!!
// can't avoid it for now, because, CGroupList implicitly does a "resize from child" in its update coords
// ...
limitingParent = limitingParent->getParent();
}
getParentContainer()->setW(totalWidth + getParentContainer()->getWReal() - limitingParent->getWReal());
}
// resize H
if(entries.size()>0)
{
CInterfaceGroup *colEnclosing = entries[0]->getTargetColumn();
if (colEnclosing && !colEnclosing->getGroups().empty())
{
CInterfaceGroup *col = colEnclosing->getGroups()[0];
if (col)
{
// search first parent that limit size, if it is larger then enlarge to fit size
CInterfaceGroup *limitingParent = colEnclosing->getParent();
while (limitingParent && (limitingParent->getResizeFromChildH() || dynamic_cast<CGroupList *>(limitingParent)))
limitingParent = limitingParent->getParent();
getParentContainer()->setH(col->getH() + getParentContainer()->getHReal() - limitingParent->getHReal());
}
}
}
invalidateCoords();
}
// *****************************************************************************************************************
void CGroupHeader::getEntries(std::vector<CGroupHeaderEntry *> &dest)
{
dest.clear();
const std::vector<CInterfaceGroup*> &groups = getGroups();
for (uint k = 0; k < groups.size(); ++k)
{
CGroupHeaderEntry *entry = dynamic_cast<CGroupHeaderEntry *>(groups[k]);
if (entry)
{
dest.push_back(entry);
}
}
}
// *****************************************************************************************************************
int CGroupHeader::luaEnlargeColumns(CLuaState &ls)
{
const char *funcName = "enlargeColumns";
CLuaIHM::checkArgCount(ls, funcName, 1);
CLuaIHM::checkArgType(ls, funcName, 1, LUA_TNUMBER);
enlargeColumns((sint32) ls.toNumber(1));
return 0;
}
// *****************************************************************************************************************
int CGroupHeader::luaResizeColumnsAndContainer(CLuaState &ls)
{
const char *funcName = "resizeColumnsAndContainer";
CLuaIHM::checkArgCount(ls, funcName, 1);
CLuaIHM::checkArgType(ls, funcName, 1, LUA_TNUMBER);
resizeColumnsAndContainer((sint32) ls.toNumber(1));
return 0;
}
// *****************************************************************************************************************
bool CGroupHeader::parse(xmlNodePtr cur, CInterfaceGroup * parentGroup)
{
if(!CGroupList::parse(cur, parentGroup)) return false;
CXMLAutoPtr prop((const char*) xmlGetProp( cur, (xmlChar*)"header_max_size" ));
if (prop) fromString((const char*)prop, _HeaderMaxSize);
return true;
}
/////////////////////////
// CHeaderEntryResizer //
/////////////////////////
class CHeaderEntryResizer : public CCtrlBase
{
public:
CHeaderEntryResizer(bool rightSide, sint32 wMin) : CCtrlBase(TCtorParam()),
_RightSide(rightSide),
_Moving(false),
_StartX(0),
_OffsetX(0),
_WMin(wMin)
{}
void release()
{
CInterfaceManager *im = CInterfaceManager::getInstance();
if (CWidgetManager::getInstance()->getCapturePointerLeft() == this)
{
_Moving = false;
CWidgetManager::getInstance()->setCapturePointerLeft(NULL);
}
}
virtual uint getDeltaDepth() const { return 100; }
CInterfaceGroup *getTargetGroup()
{
if (_RightSide) return _Parent;
if (getParent()->getParent() == _Parent->getParentPos()) return NULL; // leftmost header
return dynamic_cast<CInterfaceGroup *>(getParent()->getParentPos());
}
bool handleEvent (const NLGUI::CEventDescriptor &event)
{
CInterfaceManager *im = CInterfaceManager::getInstance();
if (_Parent)
{
if (event.getType() == NLGUI::CEventDescriptor::system)
{
const NLGUI::CEventDescriptorSystem &eds = (const NLGUI::CEventDescriptorSystem &) event;
if (eds.getEventTypeExtended() == NLGUI::CEventDescriptorSystem::setfocus)
{
const NLGUI::CEventDescriptorSetFocus &edsf = (const NLGUI::CEventDescriptorSetFocus &) eds;
if (edsf.hasFocus() == false)
{
release();
return CCtrlBase::handleEvent(event);
}
}
}
if (event.getType() == NLGUI::CEventDescriptor::mouse)
{
const NLGUI::CEventDescriptorMouse &eventDesc = (const NLGUI::CEventDescriptorMouse &)event;
if (eventDesc.getEventTypeExtended() == NLGUI::CEventDescriptorMouse::mouseleftdown)
{
if (!this->isIn(eventDesc.getX(), eventDesc.getY())) return false;
_TargetGroup = getTargetGroup();
if (!_TargetGroup) return false;
CWidgetManager::getInstance()->setCapturePointerLeft(this);
_Moving = true;
_OffsetX = _TargetGroup->getW() - eventDesc.getX();
return true;
}
if (eventDesc.getEventTypeExtended() == NLGUI::CEventDescriptorMouse::mouseleftup)
{
release();
}
if (eventDesc.getEventTypeExtended() == NLGUI::CEventDescriptorMouse::mousemove)
{
if (_Moving && CWidgetManager::getInstance()->getCapturePointerLeft() == this)
{
if (!_TargetGroup)
{
release();
return false;
}
sint32 newW = eventDesc.getX() + _OffsetX;
// compute width of all header entries but this one
CGroupHeader *header = dynamic_cast<CGroupHeader *>(getParent()->getParent());
if (header)
{
sint32 w = 0;
for (uint k = 0; k < header->getNumChildren(); ++k)
{
if (header->getChild(k) != _TargetGroup)
{
w += header->getChild(k)->getW();
}
}
sint32 excess = w + newW - header->getHeaderMaxSize();
if (excess)
{
// try to diminish the size of all headers starting from the last
for (sint k = header->getNumChildren() - 1; k >= 0 && excess > 0; --k)
{
if (header->getChild(k) == _TargetGroup) break;
CGroupHeaderEntry *ghe = dynamic_cast<CGroupHeaderEntry *>(header->getChild(k));
sint32 wGain = std::min(excess, std::max((sint32) 0, ghe->getW() - ghe->getMinSize()));
if (wGain > 0)
{
ghe->setW(ghe->getW() - wGain);
ghe->invalidateCoords();
excess -= wGain;
}
}
}
newW -= std::max((sint32) 0, excess);
}
_TargetGroup->setW(std::max(_WMin, newW));
_TargetGroup->invalidateCoords();
CGroupHeaderEntry *ghe = dynamic_cast<CGroupHeaderEntry *>((CInterfaceGroup *) _TargetGroup);
if (ghe)
{
ghe->setW(_TargetGroup->getW());
ghe->invalidateCoords();
CAHManager::getInstance()->runActionHandler(ghe->getAHOnResize(), ghe, ghe->getAHOnResizeParams());
}
return true;
}
_Moving = false;
}
}
}
return CCtrlBase::handleEvent(event);
}
virtual void draw ()
{
// no-op
}
virtual bool getMouseOverShape(std::string &texName, uint8 &rot, NLMISC::CRGBA &col)
{
if (!getTargetGroup()) return false;
texName = "curs_resize_LR.tga";
rot = 0;
col = CRGBA::White;
return true;
}
private:
NLMISC::CRefPtr<CInterfaceGroup> _TargetGroup; // group for which w is modified
bool _RightSide; // right or left side mover ?
bool _Moving;
sint32 _StartX; // value to add to mouse to get local x pos of target group
sint32 _OffsetX;
sint32 _WMin;
};
// *****************************************************************************************************************
CGroupHeaderEntry::CGroupHeaderEntry(const TCtorParam &param) : CInterfaceGroup(param)
{
_MinSize = 4;
}
// *****************************************************************************************************************
bool CGroupHeaderEntry::parse(xmlNodePtr cur, CInterfaceGroup * parentGroup)
{
if (!CInterfaceGroup::parse(cur, parentGroup)) return false;
// left mover
CXMLAutoPtr prop((const char*) xmlGetProp( cur, (xmlChar*)"wmin" ));
if (prop) fromString((const char*)prop, _MinSize);
sint32 resizerSize = 4;
prop = (char*) xmlGetProp( cur, (xmlChar*)"resizer_size" );
if (prop) fromString((const char*)prop, resizerSize);
prop = (char*) xmlGetProp(cur, (xmlChar*) "target");
if (prop) _TargetColumnId = (const char *) prop;
prop = (char*) xmlGetProp(cur, (xmlChar*) "on_resize");
if (prop) _AHOnResize = (const char *) prop;
prop = (char*) xmlGetProp(cur, (xmlChar*) "on_resize_params");
if (prop) _AHOnResizeParams = (const char *) prop;
CHeaderEntryResizer *hm = new CHeaderEntryResizer(false, _MinSize);
addCtrl(hm);
hm->setW(resizerSize);
hm->setSizeRef(2);
hm->setParent(this);
hm->setParentPosRef(Hotspot_TL);
hm->setPosRef(Hotspot_TL);
// right mover
hm = new CHeaderEntryResizer(true, _MinSize);
addCtrl(hm);
hm->setW(resizerSize);
hm->setSizeRef(2);
hm->setParent(this);
hm->setParentPosRef(Hotspot_TR);
hm->setPosRef(Hotspot_TR);
//
return true;
}
// *****************************************************************************************************************
CInterfaceGroup *CGroupHeaderEntry::getTargetColumn() const
{
CInterfaceManager *im = CInterfaceManager::getInstance();
return dynamic_cast<CInterfaceGroup*>(CWidgetManager::getInstance()->getElementFromId(_TargetColumnId));
}
// *****************************************************************************************************************
void CGroupHeaderEntry::updateCoords()
{
CInterfaceGroup::updateCoords();
CInterfaceGroup *targetColumn = getTargetColumn();
if (targetColumn)
{
if (targetColumn->getW() != getW())
{
targetColumn->setW(getW());
targetColumn->invalidateCoords();
}
}
}
NLMISC_REGISTER_OBJECT(CViewBase, CGroupHeader, std::string, "header");
NLMISC_REGISTER_OBJECT(CViewBase, CGroupHeaderEntry, std::string, "header_entry");