forked from Mirrorlandia_minetest/irrlicht
2ae2a551a6
GLES drivers adapted, but only did make compile-tests. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475
1167 lines
28 KiB
C++
1167 lines
28 KiB
C++
// This file is part of the "Irrlicht Engine".
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// Written by Reinhard Ostermeier, reinhard@nospam.r-ostermeier.de
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// Expanded by burningwater
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// Bugfixes by Michael Zeilfelder
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// Bugfixes by Andreas Reichl
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#include "CGUITreeView.h"
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#ifdef _IRR_COMPILE_WITH_GUI_
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#include "IGUISkin.h"
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#include "IGUIEnvironment.h"
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#include "IVideoDriver.h"
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#include "IGUIFont.h"
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#include "CGUIScrollBar.h"
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#include "os.h"
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namespace irr
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{
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namespace gui
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{
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CGUITreeViewNode::CGUITreeViewNode( CGUITreeView* owner, CGUITreeViewNode* parent )
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: Owner(owner), Parent(parent), ImageIndex(-1), SelectedImageIndex(-1),
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Data(0), Data2(0), Expanded(false)
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{
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#ifdef _DEBUG
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setDebugName( "CGUITreeView" );
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#endif
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}
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CGUITreeViewNode::~CGUITreeViewNode()
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{
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if( Owner && this == Owner->getSelected() )
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{
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setSelected( false );
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}
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clearChildren();
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if( Data2 )
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{
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Data2->drop();
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}
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}
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IGUITreeView* CGUITreeViewNode::getOwner() const
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{
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return Owner;
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}
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IGUITreeViewNode* CGUITreeViewNode::getParent() const
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{
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return Parent;
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}
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void CGUITreeViewNode::setText( const wchar_t* text )
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{
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Text = text;
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}
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void CGUITreeViewNode::setIcon( const wchar_t* icon )
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{
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Icon = icon;
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}
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void CGUITreeViewNode::clearChildren()
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{
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core::list<CGUITreeViewNode*>::Iterator it;
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for( it = Children.begin(); it != Children.end(); it++ )
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{
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( *it )->drop();
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}
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Children.clear();
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}
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IGUITreeViewNode* CGUITreeViewNode::addChildBack(
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const wchar_t* text,
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const wchar_t* icon /*= 0*/,
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s32 imageIndex /*= -1*/,
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s32 selectedImageIndex /*= -1*/,
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void* data /*= 0*/,
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IReferenceCounted* data2 /*= 0*/ )
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{
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CGUITreeViewNode* newChild = new CGUITreeViewNode( Owner, this );
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Children.push_back( newChild );
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newChild->Text = text;
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newChild->Icon = icon;
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newChild->ImageIndex = imageIndex;
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newChild->SelectedImageIndex = selectedImageIndex;
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newChild->Data = data;
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newChild->Data2 = data2;
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if( data2 )
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{
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data2->grab();
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}
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return newChild;
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}
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IGUITreeViewNode* CGUITreeViewNode::addChildFront(
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const wchar_t* text,
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const wchar_t* icon /*= 0*/,
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s32 imageIndex /*= -1*/,
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s32 selectedImageIndex /*= -1*/,
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void* data /*= 0*/,
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IReferenceCounted* data2 /*= 0*/ )
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{
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CGUITreeViewNode* newChild = new CGUITreeViewNode( Owner, this );
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Children.push_front( newChild );
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newChild->Text = text;
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newChild->Icon = icon;
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newChild->ImageIndex = imageIndex;
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newChild->SelectedImageIndex = selectedImageIndex;
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newChild->Data = data;
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newChild->Data2 = data2;
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if( data2 )
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{
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data2->grab();
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}
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return newChild;
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}
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IGUITreeViewNode* CGUITreeViewNode::insertChildAfter(
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IGUITreeViewNode* other,
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const wchar_t* text,
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const wchar_t* icon /*= 0*/,
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s32 imageIndex /*= -1*/,
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s32 selectedImageIndex /*= -1*/,
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void* data /*= 0*/,
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IReferenceCounted* data2/* = 0*/ )
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{
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core::list<CGUITreeViewNode*>::Iterator itOther;
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CGUITreeViewNode* newChild = 0;
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for( itOther = Children.begin(); itOther != Children.end(); itOther++ )
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{
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if( other == *itOther )
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{
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newChild = new CGUITreeViewNode( Owner, this );
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newChild->Text = text;
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newChild->Icon = icon;
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newChild->ImageIndex = imageIndex;
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newChild->SelectedImageIndex = selectedImageIndex;
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newChild->Data = data;
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newChild->Data2 = data2;
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if( data2 )
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{
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data2->grab();
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}
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Children.insert_after( itOther, newChild );
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break;
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}
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}
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return newChild;
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}
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IGUITreeViewNode* CGUITreeViewNode::insertChildBefore(
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IGUITreeViewNode* other,
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const wchar_t* text,
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const wchar_t* icon /*= 0*/,
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s32 imageIndex /*= -1*/,
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s32 selectedImageIndex /*= -1*/,
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void* data /*= 0*/,
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IReferenceCounted* data2/* = 0*/ )
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{
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core::list<CGUITreeViewNode*>::Iterator itOther;
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CGUITreeViewNode* newChild = 0;
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for( itOther = Children.begin(); itOther != Children.end(); itOther++ )
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{
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if( other == *itOther )
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{
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newChild = new CGUITreeViewNode( Owner, this );
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newChild->Text = text;
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newChild->Icon = icon;
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newChild->ImageIndex = imageIndex;
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newChild->SelectedImageIndex = selectedImageIndex;
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newChild->Data = data;
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newChild->Data2 = data2;
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if( data2 )
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{
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data2->grab();
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}
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Children.insert_before( itOther, newChild );
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break;
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}
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}
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return newChild;
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}
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IGUITreeViewNode* CGUITreeViewNode::getFirstChild() const
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{
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if( Children.empty() )
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{
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return 0;
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}
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else
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{
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return *( Children.begin() );
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}
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}
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IGUITreeViewNode* CGUITreeViewNode::getLastChild() const
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{
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if( Children.empty() )
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{
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return 0;
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}
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else
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{
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return *( Children.getLast() );
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}
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}
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IGUITreeViewNode* CGUITreeViewNode::getPrevSibling() const
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{
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core::list<CGUITreeViewNode*>::Iterator itThis;
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core::list<CGUITreeViewNode*>::Iterator itOther;
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CGUITreeViewNode* other = 0;
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if( Parent )
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{
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for( itThis = Parent->Children.begin(); itThis != Parent->Children.end(); itThis++ )
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{
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if( this == *itThis )
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{
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if( itThis != Parent->Children.begin() )
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{
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other = *itOther;
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}
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break;
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}
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itOther = itThis;
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}
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}
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return other;
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}
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IGUITreeViewNode* CGUITreeViewNode::getNextSibling() const
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{
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core::list<CGUITreeViewNode*>::Iterator itThis;
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CGUITreeViewNode* other = 0;
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if( Parent )
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{
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for( itThis = Parent->Children.begin(); itThis != Parent->Children.end(); itThis++ )
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{
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if( this == *itThis )
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{
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if( itThis != Parent->Children.getLast() )
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{
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other = *( ++itThis );
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}
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break;
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}
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}
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}
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return other;
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}
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IGUITreeViewNode* CGUITreeViewNode::getNextVisible() const
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{
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IGUITreeViewNode* next = 0;
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IGUITreeViewNode* node = 0;
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node = const_cast<CGUITreeViewNode*>( this );
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if( node->getExpanded() && node->hasChildren() )
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{
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next = node->getFirstChild();
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}
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else
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{
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next = node->getNextSibling();
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}
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while( !next && node->getParent() )
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{
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next = node->getParent()->getNextSibling();
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if( !next )
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{
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node = node->getParent();
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}
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}
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return next;
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}
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bool CGUITreeViewNode::deleteChild( IGUITreeViewNode* child )
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{
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core::list<CGUITreeViewNode*>::Iterator itChild;
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bool deleted = false;
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for( itChild = Children.begin(); itChild != Children.end(); itChild++ )
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{
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if( child == *itChild )
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{
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child->drop();
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Children.erase( itChild );
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deleted = true;
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break;
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}
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}
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return deleted;
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}
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bool CGUITreeViewNode::moveChildUp( IGUITreeViewNode* child )
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{
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core::list<CGUITreeViewNode*>::Iterator itChild;
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core::list<CGUITreeViewNode*>::Iterator itOther;
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CGUITreeViewNode* nodeTmp;
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bool moved = false;
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for( itChild = Children.begin(); itChild != Children.end(); itChild++ )
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{
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if( child == *itChild )
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{
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if( itChild != Children.begin() )
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{
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nodeTmp = *itChild;
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*itChild = *itOther;
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*itOther = nodeTmp;
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moved = true;
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}
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break;
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}
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itOther = itChild;
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}
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return moved;
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}
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bool CGUITreeViewNode::moveChildDown( IGUITreeViewNode* child )
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{
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core::list<CGUITreeViewNode*>::Iterator itChild;
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core::list<CGUITreeViewNode*>::Iterator itOther;
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CGUITreeViewNode* nodeTmp;
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bool moved = false;
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for( itChild = Children.begin(); itChild != Children.end(); itChild++ )
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{
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if( child == *itChild )
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{
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if( itChild != Children.getLast() )
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{
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itOther = itChild;
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++itOther;
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nodeTmp = *itChild;
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*itChild = *itOther;
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*itOther = nodeTmp;
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moved = true;
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}
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break;
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}
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}
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return moved;
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}
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void CGUITreeViewNode::setExpanded( bool expanded )
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{
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Expanded = expanded;
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}
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void CGUITreeViewNode::setSelected( bool selected )
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{
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if( Owner )
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{
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if( selected )
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{
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Owner->Selected = this;
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}
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else
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{
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if( Owner->Selected == this )
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{
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Owner->Selected = 0;
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}
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}
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}
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}
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bool CGUITreeViewNode::getSelected() const
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{
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if( Owner )
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{
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return Owner->Selected == (IGUITreeViewNode*)this;
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}
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else
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{
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return false;
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}
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}
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bool CGUITreeViewNode::isRoot() const
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{
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return ( Owner && ( this == Owner->Root ) );
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}
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s32 CGUITreeViewNode::getLevel() const
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{
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if( Parent )
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{
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return Parent->getLevel() + 1;
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}
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else
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{
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return 0;
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}
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}
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bool CGUITreeViewNode::isVisible() const
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{
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if( Parent )
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{
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return Parent->getExpanded() && Parent->isVisible();
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}
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else
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{
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return true;
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}
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}
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//! constructor
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CGUITreeView::CGUITreeView(IGUIEnvironment* environment, IGUIElement* parent,
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s32 id, core::rect<s32> rectangle, bool clip,
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bool drawBack,bool scrollBarVertical, bool scrollBarHorizontal)
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: IGUITreeView( environment, parent, id, rectangle ),
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Root(0), Selected(0),
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ItemHeight( 0 ),
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IndentWidth( 0 ),
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TotalItemHeight( 0 ),
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TotalItemWidth ( 0 ),
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ScrollBarSize( 0 ),
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Font( 0 ),
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OverrideFont( 0 ),
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IconFont( 0 ),
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ScrollBarH( 0 ),
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ScrollBarV( 0 ),
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ImageList( 0 ),
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LastEventNode( 0 ),
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LinesVisible( true ),
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Selecting( false ),
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Clip( clip ),
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DrawBack( drawBack ),
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ImageLeftOfIcon( true )
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{
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#ifdef _DEBUG
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setDebugName( "CGUITreeView" );
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#endif
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IGUISkin* skin = Environment->getSkin();
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ScrollBarSize = skin->getSize( EGDS_SCROLLBAR_SIZE );
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if ( scrollBarVertical )
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{
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ScrollBarV = new CGUIScrollBar( false, Environment, this, -1,
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core::rect<s32>( RelativeRect.getWidth() - ScrollBarSize,
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0,
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RelativeRect.getWidth(),
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RelativeRect.getHeight() - ScrollBarSize
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), !clip );
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ScrollBarV->drop();
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ScrollBarV->setSubElement(true);
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ScrollBarV->setPos( 0 );
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ScrollBarV->grab();
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}
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if ( scrollBarHorizontal )
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{
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ScrollBarH = new CGUIScrollBar( true, Environment, this, -1,
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core::rect<s32>( 0,
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RelativeRect.getHeight() - ScrollBarSize,
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RelativeRect.getWidth() - ScrollBarSize,
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RelativeRect.getHeight()
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), !clip );
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ScrollBarH->drop();
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ScrollBarH->setSubElement(true);
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ScrollBarH->setPos( 0 );
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ScrollBarH->grab();
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}
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Root = new CGUITreeViewNode( this, 0 );
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Root->Expanded = true;
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recalculateItemHeight();
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}
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//! destructor
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CGUITreeView::~CGUITreeView()
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{
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if( ScrollBarV )
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{
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ScrollBarV->drop();
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}
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if( ScrollBarH )
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{
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ScrollBarH->drop();
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}
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if( Font )
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{
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Font->drop();
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}
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if( IconFont )
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{
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IconFont->drop();
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}
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if( ImageList )
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{
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ImageList->drop();
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}
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if( Root )
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{
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Root->drop();
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}
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}
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//! Sets another skin independent font.
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void CGUITreeView::setOverrideFont(IGUIFont* font)
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{
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if (OverrideFont == font)
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return;
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if (OverrideFont)
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OverrideFont->drop();
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OverrideFont = font;
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if (OverrideFont)
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OverrideFont->grab();
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recalculateItemHeight();
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}
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//! Gets the override font (if any)
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IGUIFont * CGUITreeView::getOverrideFont() const
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{
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return OverrideFont;
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}
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//! Get the font which is used right now for drawing
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IGUIFont* CGUITreeView::getActiveFont() const
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{
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if ( OverrideFont )
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return OverrideFont;
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IGUISkin* skin = Environment->getSkin();
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if (skin)
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return skin->getFont();
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return 0;
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}
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void CGUITreeView::recalculateItemHeight()
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{
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if( Font != getActiveFont() )
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{
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if( Font )
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{
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Font->drop();
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}
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Font = getActiveFont();
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ItemHeight = 0;
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if( Font )
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{
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ItemHeight = Font->getDimension( L"A" ).Height + 4;
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Font->grab();
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}
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if( IconFont )
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{
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s32 height = IconFont->getDimension( L" " ).Height;
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if( height > ItemHeight )
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{
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ItemHeight = height;
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}
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}
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if( ImageList )
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{
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if( ImageList->getImageSize().Height + 1 > ItemHeight )
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{
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ItemHeight = ImageList->getImageSize().Height + 1;
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}
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}
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}
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IndentWidth = ItemHeight;
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if( IndentWidth < 9 )
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{
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IndentWidth = 9;
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}
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else if( IndentWidth > 15 )
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{
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IndentWidth = 15;
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}
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else
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{
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if( ( ( IndentWidth >> 1 ) << 1 ) - IndentWidth == 0 )
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{
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--IndentWidth;
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}
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}
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TotalItemHeight = 0;
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TotalItemWidth = AbsoluteRect.getWidth() * 2;
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IGUITreeViewNode* node = Root->getFirstChild();
|
|
while( node )
|
|
{
|
|
TotalItemHeight += ItemHeight;
|
|
node = node->getNextVisible();
|
|
}
|
|
|
|
if ( ScrollBarV )
|
|
{
|
|
s32 diffHor = TotalItemHeight - AbsoluteRect.getHeight();
|
|
if ( ScrollBarH )
|
|
{
|
|
diffHor += ScrollBarH->getAbsolutePosition().getHeight();
|
|
}
|
|
ScrollBarV->setMax( core::max_( 0, diffHor) );
|
|
}
|
|
|
|
if ( ScrollBarH )
|
|
{
|
|
s32 diffVert = TotalItemWidth - AbsoluteRect.getWidth();
|
|
if ( ScrollBarV )
|
|
{
|
|
// TODO: not sure yet if it needs handling
|
|
}
|
|
ScrollBarH->setMax( core::max_( 0, diffVert ) );
|
|
}
|
|
|
|
}
|
|
|
|
void CGUITreeView::updateScrollBarSize(s32 size)
|
|
{
|
|
if ( size != ScrollBarSize )
|
|
{
|
|
ScrollBarSize = size;
|
|
|
|
if ( ScrollBarV )
|
|
{
|
|
core::recti r(RelativeRect.getWidth() - ScrollBarSize, 0,
|
|
RelativeRect.getWidth(), RelativeRect.getHeight() - ScrollBarSize);
|
|
ScrollBarV->setRelativePosition(r);
|
|
}
|
|
|
|
if ( ScrollBarH )
|
|
{
|
|
core::recti r(0, RelativeRect.getHeight() - ScrollBarSize,
|
|
RelativeRect.getWidth() - ScrollBarSize, RelativeRect.getHeight());
|
|
ScrollBarH->setRelativePosition(r);
|
|
}
|
|
}
|
|
}
|
|
|
|
//! called if an event happened.
|
|
bool CGUITreeView::OnEvent( const SEvent &event )
|
|
{
|
|
if ( isEnabled() )
|
|
{
|
|
switch( event.EventType )
|
|
{
|
|
case EET_GUI_EVENT:
|
|
switch( event.GUIEvent.EventType )
|
|
{
|
|
case gui::EGET_SCROLL_BAR_CHANGED:
|
|
if( event.GUIEvent.Caller == ScrollBarV || event.GUIEvent.Caller == ScrollBarH )
|
|
{
|
|
//s32 pos = ( ( gui::IGUIScrollBar* )event.GUIEvent.Caller )->getPos();
|
|
return true;
|
|
}
|
|
break;
|
|
case gui::EGET_ELEMENT_FOCUS_LOST:
|
|
{
|
|
Selecting = false;
|
|
return false;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case EET_MOUSE_INPUT_EVENT:
|
|
{
|
|
core::position2d<s32> p( event.MouseInput.X, event.MouseInput.Y );
|
|
|
|
switch( event.MouseInput.Event )
|
|
{
|
|
case EMIE_MOUSE_WHEEL:
|
|
if ( ScrollBarV )
|
|
ScrollBarV->setPos( ScrollBarV->getPos() + (event.MouseInput.Wheel < 0 ? -1 : 1) * -10 );
|
|
return true;
|
|
break;
|
|
|
|
case EMIE_LMOUSE_PRESSED_DOWN:
|
|
if( ( ScrollBarV && ScrollBarV->getAbsolutePosition().isPointInside( p ) && ScrollBarV->OnEvent( event ) ) ||
|
|
( ScrollBarH && ScrollBarH->getAbsolutePosition().isPointInside( p ) && ScrollBarH->OnEvent( event ) )
|
|
)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
Selecting = true;
|
|
return true;
|
|
break;
|
|
|
|
case EMIE_LMOUSE_LEFT_UP:
|
|
if( ( ScrollBarV && ScrollBarV->getAbsolutePosition().isPointInside( p ) && ScrollBarV->OnEvent( event ) ) ||
|
|
( ScrollBarH && ScrollBarH->getAbsolutePosition().isPointInside( p ) && ScrollBarH->OnEvent( event ) )
|
|
)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
Selecting = false;
|
|
mouseAction( event.MouseInput.X, event.MouseInput.Y );
|
|
return true;
|
|
break;
|
|
|
|
case EMIE_MOUSE_MOVED:
|
|
if( Selecting )
|
|
{
|
|
if( getAbsolutePosition().isPointInside( p ) )
|
|
{
|
|
mouseAction( event.MouseInput.X, event.MouseInput.Y, true );
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return Parent ? Parent->OnEvent( event ) : false;
|
|
}
|
|
|
|
/*!
|
|
*/
|
|
void CGUITreeView::mouseAction( s32 xpos, s32 ypos, bool onlyHover /*= false*/ )
|
|
{
|
|
IGUITreeViewNode* oldSelected = Selected;
|
|
IGUITreeViewNode* hitNode = 0;
|
|
s32 selIdx=-1;
|
|
s32 n;
|
|
IGUITreeViewNode* node;
|
|
SEvent event;
|
|
|
|
event.EventType = EET_GUI_EVENT;
|
|
event.GUIEvent.Caller = this;
|
|
event.GUIEvent.Element = 0;
|
|
|
|
xpos -= AbsoluteRect.UpperLeftCorner.X;
|
|
ypos -= AbsoluteRect.UpperLeftCorner.Y;
|
|
|
|
// find new selected item.
|
|
s32 scrollBarVPos = ScrollBarV ? ScrollBarV->getPos() : 0;
|
|
if( ItemHeight != 0 )
|
|
{
|
|
selIdx = ( ( ypos - 1 ) + scrollBarVPos ) / ItemHeight;
|
|
}
|
|
|
|
hitNode = 0;
|
|
node = Root->getFirstChild();
|
|
n = 0;
|
|
while( node )
|
|
{
|
|
if( selIdx == n )
|
|
{
|
|
hitNode = node;
|
|
break;
|
|
}
|
|
node = node->getNextVisible();
|
|
++n;
|
|
}
|
|
|
|
s32 scrollBarHPos = ScrollBarH ? ScrollBarH->getPos() : 0;
|
|
xpos += scrollBarHPos; // correction for shift
|
|
if( hitNode && xpos > hitNode->getLevel() * IndentWidth )
|
|
{
|
|
Selected = hitNode;
|
|
}
|
|
|
|
if( hitNode && !onlyHover
|
|
&& xpos < hitNode->getLevel() * IndentWidth
|
|
&& xpos > ( hitNode->getLevel() - 1 ) * IndentWidth
|
|
&& hitNode->hasChildren() )
|
|
{
|
|
hitNode->setExpanded( !hitNode->getExpanded() );
|
|
|
|
// post expand/collaps news
|
|
if( hitNode->getExpanded() )
|
|
{
|
|
event.GUIEvent.EventType = EGET_TREEVIEW_NODE_EXPAND;
|
|
}
|
|
else
|
|
{
|
|
event.GUIEvent.EventType = EGET_TREEVIEW_NODE_COLLAPS;
|
|
}
|
|
LastEventNode = hitNode;
|
|
Parent->OnEvent( event );
|
|
LastEventNode = 0;
|
|
}
|
|
|
|
if( Selected && !Selected->isVisible() )
|
|
{
|
|
Selected = 0;
|
|
}
|
|
|
|
// post selection news
|
|
|
|
if( Parent && !onlyHover && Selected != oldSelected )
|
|
{
|
|
if( oldSelected )
|
|
{
|
|
event.GUIEvent.EventType = EGET_TREEVIEW_NODE_DESELECT;
|
|
LastEventNode = oldSelected;
|
|
Parent->OnEvent( event );
|
|
LastEventNode = 0;
|
|
}
|
|
if( Selected )
|
|
{
|
|
event.GUIEvent.EventType = EGET_TREEVIEW_NODE_SELECT;
|
|
LastEventNode = Selected;
|
|
Parent->OnEvent( event );
|
|
LastEventNode = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
//! draws the element and its children
|
|
void CGUITreeView::draw()
|
|
{
|
|
if( !IsVisible )
|
|
{
|
|
return;
|
|
}
|
|
|
|
IGUISkin* skin = Environment->getSkin();
|
|
|
|
updateScrollBarSize(skin->getSize(EGDS_SCROLLBAR_SIZE));
|
|
recalculateItemHeight(); // if the font changed
|
|
|
|
irr::video::IVideoDriver* driver = Environment->getVideoDriver();
|
|
|
|
core::rect<s32>* clipRect = 0;
|
|
if( Clip )
|
|
{
|
|
clipRect = &AbsoluteClippingRect;
|
|
}
|
|
|
|
// draw background
|
|
|
|
core::rect<s32> frameRect( AbsoluteRect );
|
|
|
|
if( DrawBack )
|
|
{
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_HIGH_LIGHT ), frameRect, clipRect );
|
|
}
|
|
|
|
// draw the border
|
|
|
|
frameRect.LowerRightCorner.Y = frameRect.UpperLeftCorner.Y + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_SHADOW ), frameRect, clipRect );
|
|
|
|
frameRect.LowerRightCorner.Y = AbsoluteRect.LowerRightCorner.Y;
|
|
frameRect.LowerRightCorner.X = frameRect.UpperLeftCorner.X + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_SHADOW ), frameRect, clipRect );
|
|
|
|
frameRect = AbsoluteRect;
|
|
frameRect.UpperLeftCorner.X = frameRect.LowerRightCorner.X - 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_HIGH_LIGHT ), frameRect, clipRect );
|
|
|
|
frameRect = AbsoluteRect;
|
|
frameRect.UpperLeftCorner.Y = AbsoluteRect.LowerRightCorner.Y - 1;
|
|
frameRect.LowerRightCorner.Y = AbsoluteRect.LowerRightCorner.Y;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_HIGH_LIGHT ), frameRect, clipRect );
|
|
|
|
// draw items
|
|
|
|
core::rect<s32> clientClip( AbsoluteRect );
|
|
clientClip.UpperLeftCorner.X += 1;
|
|
clientClip.UpperLeftCorner.Y += 1;
|
|
clientClip.LowerRightCorner.X = AbsoluteRect.LowerRightCorner.X;
|
|
clientClip.LowerRightCorner.Y -= 1;
|
|
|
|
if ( ScrollBarV )
|
|
clientClip.LowerRightCorner.X -= ScrollBarSize;
|
|
if ( ScrollBarH )
|
|
clientClip.LowerRightCorner.Y -= ScrollBarSize;
|
|
|
|
if( clipRect )
|
|
{
|
|
clientClip.clipAgainst( *clipRect );
|
|
}
|
|
|
|
frameRect = AbsoluteRect;
|
|
frameRect.LowerRightCorner.X = AbsoluteRect.LowerRightCorner.X - ScrollBarSize;
|
|
frameRect.LowerRightCorner.Y = AbsoluteRect.UpperLeftCorner.Y + ItemHeight;
|
|
|
|
if ( ScrollBarV )
|
|
{
|
|
frameRect.UpperLeftCorner.Y -= ScrollBarV->getPos();
|
|
frameRect.LowerRightCorner.Y -= ScrollBarV->getPos();
|
|
}
|
|
|
|
IGUITreeViewNode* node = Root->getFirstChild();
|
|
while( node )
|
|
{
|
|
frameRect.UpperLeftCorner.X = AbsoluteRect.UpperLeftCorner.X + 1 + node->getLevel() * IndentWidth;
|
|
if ( ScrollBarH )
|
|
{
|
|
frameRect.UpperLeftCorner.X -= ScrollBarH->getPos();
|
|
}
|
|
|
|
if( frameRect.LowerRightCorner.Y >= AbsoluteRect.UpperLeftCorner.Y
|
|
&& frameRect.UpperLeftCorner.Y <= AbsoluteRect.LowerRightCorner.Y )
|
|
{
|
|
if( node == Selected )
|
|
{
|
|
// selection box beginning from far left
|
|
core::rect<s32> copyFrameRect( frameRect ); // local copy to keep original untouched
|
|
copyFrameRect.UpperLeftCorner.X = AbsoluteRect.UpperLeftCorner.X + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_HIGH_LIGHT ), copyFrameRect, &clientClip );
|
|
}
|
|
|
|
if( node->hasChildren() )
|
|
{
|
|
core::rect<s32> rc;
|
|
core::rect<s32> expanderRect;
|
|
|
|
expanderRect.UpperLeftCorner.X = frameRect.UpperLeftCorner.X - IndentWidth + 2;
|
|
expanderRect.UpperLeftCorner.Y = frameRect.UpperLeftCorner.Y + ( ( frameRect.getHeight() - ( IndentWidth - 4 ) ) >> 1 );
|
|
expanderRect.LowerRightCorner.X = expanderRect.UpperLeftCorner.X + IndentWidth - 4;
|
|
expanderRect.LowerRightCorner.Y = expanderRect.UpperLeftCorner.Y + IndentWidth - 4;
|
|
|
|
// box upper line
|
|
rc.UpperLeftCorner.X = expanderRect.UpperLeftCorner.X;
|
|
rc.UpperLeftCorner.Y = expanderRect.UpperLeftCorner.Y;
|
|
rc.LowerRightCorner.X = expanderRect.LowerRightCorner.X;
|
|
rc.LowerRightCorner.Y = rc.UpperLeftCorner.Y + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_DARK_SHADOW ), rc, clipRect );
|
|
|
|
// box left line
|
|
rc.UpperLeftCorner.X = expanderRect.UpperLeftCorner.X;
|
|
rc.UpperLeftCorner.Y = expanderRect.UpperLeftCorner.Y;
|
|
rc.LowerRightCorner.X = rc.UpperLeftCorner.X + 1;
|
|
rc.LowerRightCorner.Y = expanderRect.LowerRightCorner.Y;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_DARK_SHADOW ), rc, clipRect );
|
|
|
|
// box right line
|
|
rc.UpperLeftCorner.X = expanderRect.LowerRightCorner.X - 1;
|
|
rc.UpperLeftCorner.Y = expanderRect.UpperLeftCorner.Y;
|
|
rc.LowerRightCorner.X = rc.UpperLeftCorner.X + 1;
|
|
rc.LowerRightCorner.Y = expanderRect.LowerRightCorner.Y;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_DARK_SHADOW ), rc, clipRect );
|
|
|
|
// box bottom line
|
|
rc.UpperLeftCorner.X = expanderRect.UpperLeftCorner.X;
|
|
rc.UpperLeftCorner.Y = expanderRect.LowerRightCorner.Y - 1;
|
|
rc.LowerRightCorner.X = expanderRect.LowerRightCorner.X;
|
|
rc.LowerRightCorner.Y = rc.UpperLeftCorner.Y + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_DARK_SHADOW ), rc, clipRect );
|
|
|
|
// horizontal '-' line
|
|
rc.UpperLeftCorner.X = expanderRect.UpperLeftCorner.X + 2;
|
|
rc.UpperLeftCorner.Y = expanderRect.UpperLeftCorner.Y + ( expanderRect.getHeight() >> 1 );
|
|
rc.LowerRightCorner.X = rc.UpperLeftCorner.X + expanderRect.getWidth() - 4;
|
|
rc.LowerRightCorner.Y = rc.UpperLeftCorner.Y + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_BUTTON_TEXT ), rc, clipRect );
|
|
|
|
if( !node->getExpanded() )
|
|
{
|
|
// vertical '+' line
|
|
rc.UpperLeftCorner.X = expanderRect.UpperLeftCorner.X + ( expanderRect.getWidth() >> 1 );
|
|
rc.UpperLeftCorner.Y = expanderRect.UpperLeftCorner.Y + 2;
|
|
rc.LowerRightCorner.X = rc.UpperLeftCorner.X + 1;
|
|
rc.LowerRightCorner.Y = rc.UpperLeftCorner.Y + expanderRect.getHeight() - 4;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_BUTTON_TEXT ), rc, clipRect );
|
|
}
|
|
}
|
|
|
|
core::rect<s32> textRect = frameRect;
|
|
|
|
if( Font )
|
|
{
|
|
EGUI_DEFAULT_COLOR textCol = EGDC_GRAY_TEXT;
|
|
if ( isEnabled() )
|
|
textCol = ( node == Selected ) ? EGDC_HIGH_LIGHT_TEXT : EGDC_BUTTON_TEXT;
|
|
|
|
s32 iconWidth = 0;
|
|
for( s32 n = 0; n < 2; ++n )
|
|
{
|
|
s32 index = node->getImageIndex();
|
|
if( ( ImageList && index >= 0 )
|
|
&& ( ( ImageLeftOfIcon && n == 0 )
|
|
|| ( !ImageLeftOfIcon && n == 1 ) ) )
|
|
{
|
|
index = node->getSelectedImageIndex();
|
|
if( node != Selected || index < 0 )
|
|
{
|
|
index = node->getImageIndex();
|
|
}
|
|
ImageList->draw(
|
|
index,
|
|
core::position2d<s32>(
|
|
textRect.UpperLeftCorner.X,
|
|
textRect.UpperLeftCorner.Y + ( ( textRect.getHeight() - ImageList->getImageSize().Height ) >> 1 ) ),
|
|
&clientClip );
|
|
iconWidth += ImageList->getImageSize().Width + 3;
|
|
textRect.UpperLeftCorner.X += ImageList->getImageSize().Width + 3;
|
|
}
|
|
else if( ( IconFont && reinterpret_cast<CGUITreeViewNode*>( node )->Icon.size() )
|
|
&& ( ( ImageLeftOfIcon && n == 1 )
|
|
|| ( !ImageLeftOfIcon && n == 0 ) ) )
|
|
{
|
|
IconFont->draw( node->getIcon(), textRect, skin->getColor(textCol), false, true, &clientClip );
|
|
iconWidth += IconFont->getDimension( node->getIcon() ).Width + 3;
|
|
textRect.UpperLeftCorner.X += IconFont->getDimension( node->getIcon() ).Width + 3;
|
|
}
|
|
}
|
|
|
|
Font->draw( node->getText(), textRect, skin->getColor(textCol), false, true, &clientClip );
|
|
|
|
textRect.UpperLeftCorner.X -= iconWidth;
|
|
}
|
|
|
|
// draw the lines if neccessary
|
|
if( LinesVisible )
|
|
{
|
|
core::rect<s32> rc;
|
|
|
|
// horizontal line
|
|
rc.UpperLeftCorner.X = frameRect.UpperLeftCorner.X - IndentWidth - ( IndentWidth >> 1 ) - 1;
|
|
rc.UpperLeftCorner.Y = frameRect.UpperLeftCorner.Y + ( ( frameRect.getHeight() ) >> 1 );
|
|
if( node->hasChildren() )
|
|
{
|
|
rc.LowerRightCorner.X = frameRect.UpperLeftCorner.X - IndentWidth;
|
|
}
|
|
else
|
|
{
|
|
rc.LowerRightCorner.X = frameRect.UpperLeftCorner.X - 2;
|
|
}
|
|
rc.LowerRightCorner.Y = rc.UpperLeftCorner.Y + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_SHADOW ), rc, clipRect );
|
|
|
|
if( node->getParent() != Root )
|
|
{
|
|
// vertical line
|
|
if( node == node->getParent()->getFirstChild() )
|
|
{
|
|
rc.UpperLeftCorner.Y = frameRect.UpperLeftCorner.Y - ( ( frameRect.getHeight() - IndentWidth ) >> 1 );
|
|
}
|
|
else
|
|
{
|
|
rc.UpperLeftCorner.Y = frameRect.UpperLeftCorner.Y - ( frameRect.getHeight() >> 1 );
|
|
}
|
|
rc.LowerRightCorner.X = rc.UpperLeftCorner.X + 1;
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_SHADOW ), rc, clipRect );
|
|
|
|
// the vertical lines of all parents
|
|
IGUITreeViewNode* nodeTmp = node->getParent();
|
|
rc.UpperLeftCorner.Y = frameRect.UpperLeftCorner.Y - ( frameRect.getHeight() >> 1 );
|
|
for( s32 n = 0; n < node->getLevel() - 2; ++n )
|
|
{
|
|
rc.UpperLeftCorner.X -= IndentWidth;
|
|
rc.LowerRightCorner.X -= IndentWidth;
|
|
if( nodeTmp != nodeTmp->getParent()->getLastChild() )
|
|
{
|
|
driver->draw2DRectangle( skin->getColor( EGDC_3D_SHADOW ), rc, clipRect );
|
|
}
|
|
nodeTmp = nodeTmp->getParent();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
frameRect.UpperLeftCorner.Y += ItemHeight;
|
|
frameRect.LowerRightCorner.Y += ItemHeight;
|
|
|
|
node = node->getNextVisible();
|
|
}
|
|
|
|
IGUIElement::draw();
|
|
}
|
|
|
|
//! Sets the font which should be used as icon font. This font is set to the Irrlicht engine
|
|
//! built-in-font by default. Icons can be displayed in front of every list item.
|
|
//! An icon is a string, displayed with the icon font. When using the build-in-font of the
|
|
//! Irrlicht engine as icon font, the icon strings defined in GUIIcons.h can be used.
|
|
void CGUITreeView::setIconFont( IGUIFont* font )
|
|
{
|
|
s32 height;
|
|
|
|
if ( font )
|
|
font->grab();
|
|
if ( IconFont )
|
|
{
|
|
IconFont->drop();
|
|
}
|
|
|
|
IconFont = font;
|
|
if( IconFont )
|
|
{
|
|
height = IconFont->getDimension( L" " ).Height;
|
|
if( height > ItemHeight )
|
|
{
|
|
ItemHeight = height;
|
|
}
|
|
}
|
|
}
|
|
|
|
//! Sets the image list which should be used for the image and selected image of every node.
|
|
//! The default is 0 (no images).
|
|
void CGUITreeView::setImageList( IGUIImageList* imageList )
|
|
{
|
|
if (imageList )
|
|
imageList->grab();
|
|
if( ImageList )
|
|
{
|
|
ImageList->drop();
|
|
}
|
|
|
|
ImageList = imageList;
|
|
if( ImageList )
|
|
{
|
|
if( ImageList->getImageSize().Height + 1 > ItemHeight )
|
|
{
|
|
ItemHeight = ImageList->getImageSize().Height + 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
//! Access the vertical scrollbar
|
|
IGUIScrollBar* CGUITreeView::getVerticalScrollBar() const
|
|
{
|
|
return ScrollBarV;
|
|
}
|
|
|
|
//! Access the horizontal scrollbar
|
|
IGUIScrollBar* CGUITreeView::getHorizontalScrollBar() const
|
|
{
|
|
return ScrollBarH;
|
|
}
|
|
|
|
} // end namespace gui
|
|
} // end namespace irr
|
|
|
|
|
|
#endif // _IRR_COMPILE_WITH_GUI_
|