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
299 lines
11 KiB
C++
299 lines
11 KiB
C++
// written by Reinhard Ostermeier, reinhard@nospam.r-ostermeier.de
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __I_GUI_TREE_VIEW_H_INCLUDED__
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#define __I_GUI_TREE_VIEW_H_INCLUDED__
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#include "IGUIElement.h"
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#include "IGUIImageList.h"
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#include "irrTypes.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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class IGUIFont;
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class IGUITreeView;
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class IGUIScrollBar;
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//! Node for gui tree view
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/** \par This element can create the following events of type EGUI_EVENT_TYPE:
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\li EGET_TREEVIEW_NODE_EXPAND
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\li EGET_TREEVIEW_NODE_COLLAPS
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\li EGET_TREEVIEW_NODE_DESELECT
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\li EGET_TREEVIEW_NODE_SELECT
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*/
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class IGUITreeViewNode : public IReferenceCounted
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{
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public:
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//! returns the owner (tree view) of this node
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virtual IGUITreeView* getOwner() const = 0;
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//! Returns the parent node of this node.
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/** For the root node this will return 0. */
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virtual IGUITreeViewNode* getParent() const = 0;
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//! returns the text of the node
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virtual const wchar_t* getText() const = 0;
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//! sets the text of the node
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virtual void setText( const wchar_t* text ) = 0;
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//! returns the icon text of the node
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virtual const wchar_t* getIcon() const = 0;
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//! sets the icon text of the node
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virtual void setIcon( const wchar_t* icon ) = 0;
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//! returns the image index of the node
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virtual u32 getImageIndex() const = 0;
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//! sets the image index of the node
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virtual void setImageIndex( u32 imageIndex ) = 0;
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//! returns the image index of the node
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virtual u32 getSelectedImageIndex() const = 0;
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//! sets the image index of the node
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virtual void setSelectedImageIndex( u32 imageIndex ) = 0;
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//! returns the user data (void*) of this node
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virtual void* getData() const = 0;
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//! sets the user data (void*) of this node
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virtual void setData( void* data ) = 0;
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//! returns the user data2 (IReferenceCounted) of this node
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virtual IReferenceCounted* getData2() const = 0;
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//! sets the user data2 (IReferenceCounted) of this node
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virtual void setData2( IReferenceCounted* data ) = 0;
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//! returns the child item count
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virtual u32 getChildCount() const = 0;
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//! removes all children (recursive) from this node
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virtual void clearChildren() = 0;
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//! removes all children (recursive) from this node
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/** \deprecated Deprecated in 1.8, use clearChildren() instead.
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This method may be removed by Irrlicht 1.9 */
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_IRR_DEPRECATED_ void clearChilds()
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{
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return clearChildren();
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}
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//! returns true if this node has child nodes
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virtual bool hasChildren() const = 0;
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//! returns true if this node has child nodes
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/** \deprecated Deprecated in 1.8, use hasChildren() instead.
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This method may be removed by Irrlicht 1.9 */
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_IRR_DEPRECATED_ bool hasChilds() const
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{
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return hasChildren();
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}
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//! Adds a new node behind the last child node.
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/** \param text text of the new node
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\param icon icon text of the new node
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\param imageIndex index of the image for the new node (-1 = none)
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\param selectedImageIndex index of the selected image for the new node (-1 = same as imageIndex)
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\param data user data (void*) of the new node
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\param data2 user data2 (IReferenceCounted*) of the new node
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\return The new node
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*/
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virtual IGUITreeViewNode* addChildBack(
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const wchar_t* text, const wchar_t* icon = 0,
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s32 imageIndex=-1, s32 selectedImageIndex=-1,
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void* data=0, IReferenceCounted* data2=0) =0;
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//! Adds a new node before the first child node.
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/** \param text text of the new node
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\param icon icon text of the new node
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\param imageIndex index of the image for the new node (-1 = none)
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\param selectedImageIndex index of the selected image for the new node (-1 = same as imageIndex)
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\param data user data (void*) of the new node
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\param data2 user data2 (IReferenceCounted*) of the new node
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\return The new node
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*/
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virtual IGUITreeViewNode* addChildFront(
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const wchar_t* text, const wchar_t* icon = 0,
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s32 imageIndex=-1, s32 selectedImageIndex=-1,
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void* data=0, IReferenceCounted* data2=0 ) =0;
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//! Adds a new node behind the other node.
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/** The other node has also to be a child node from this node.
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\param other Node to insert after
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\param text text of the new node
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\param icon icon text of the new node
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\param imageIndex index of the image for the new node (-1 = none)
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\param selectedImageIndex index of the selected image for the new node (-1 = same as imageIndex)
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\param data user data (void*) of the new node
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\param data2 user data2 (IReferenceCounted*) of the new node
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\return The new node or 0 if other is no child node from this
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*/
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virtual IGUITreeViewNode* insertChildAfter(
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IGUITreeViewNode* other,
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const wchar_t* text, const wchar_t* icon = 0,
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s32 imageIndex=-1, s32 selectedImageIndex=-1,
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void* data=0, IReferenceCounted* data2=0) =0;
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//! Adds a new node before the other node.
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/** The other node has also to be a child node from this node.
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\param other Node to insert before
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\param text text of the new node
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\param icon icon text of the new node
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\param imageIndex index of the image for the new node (-1 = none)
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\param selectedImageIndex index of the selected image for the new node (-1 = same as imageIndex)
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\param data user data (void*) of the new node
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\param data2 user data2 (IReferenceCounted*) of the new node
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\return The new node or 0 if other is no child node from this
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*/
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virtual IGUITreeViewNode* insertChildBefore(
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IGUITreeViewNode* other,
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const wchar_t* text, const wchar_t* icon = 0,
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s32 imageIndex=-1, s32 selectedImageIndex=-1,
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void* data=0, IReferenceCounted* data2=0) = 0;
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//! Return the first child node from this node.
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/** \return The first child node or 0 if this node has no children. */
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virtual IGUITreeViewNode* getFirstChild() const = 0;
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//! Return the last child node from this node.
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/** \return The last child node or 0 if this node has no children. */
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virtual IGUITreeViewNode* getLastChild() const = 0;
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//! Returns the previous sibling node from this node.
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/** \return The previous sibling node from this node or 0 if this is
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the first node from the parent node.
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*/
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virtual IGUITreeViewNode* getPrevSibling() const = 0;
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//! Returns the next sibling node from this node.
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/** \return The next sibling node from this node or 0 if this is
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the last node from the parent node.
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*/
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virtual IGUITreeViewNode* getNextSibling() const = 0;
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//! Returns the next visible (expanded, may be out of scrolling) node from this node.
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/** \return The next visible node from this node or 0 if this is
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the last visible node. */
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virtual IGUITreeViewNode* getNextVisible() const = 0;
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//! Deletes a child node.
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/** \return Returns true if the node was found as a child and is deleted. */
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virtual bool deleteChild( IGUITreeViewNode* child ) = 0;
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//! Moves a child node one position up.
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/** \return True if the node was found as a child node and was not already the first child. */
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virtual bool moveChildUp( IGUITreeViewNode* child ) = 0;
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//! Moves a child node one position down.
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/** \return True if the node was found as a child node and was not already the last child. */
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virtual bool moveChildDown( IGUITreeViewNode* child ) = 0;
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//! Returns true if the node is expanded (children are visible).
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virtual bool getExpanded() const = 0;
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//! Sets if the node is expanded.
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virtual void setExpanded( bool expanded ) = 0;
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//! Returns true if the node is currently selected.
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virtual bool getSelected() const = 0;
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//! Sets this node as selected.
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virtual void setSelected( bool selected ) = 0;
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//! Returns true if this node is the root node.
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virtual bool isRoot() const = 0;
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//! Returns the level of this node.
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/** The root node has level 0. Direct children of the root has level 1 ... */
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virtual s32 getLevel() const = 0;
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//! Returns true if this node is visible (all parents are expanded).
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virtual bool isVisible() const = 0;
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};
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//! Default tree view GUI element.
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/** Displays a windows like tree buttons to expand/collapse the child
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nodes of an node and optional tree lines. Each node consists of an
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text, an icon text and a void pointer for user data. */
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class IGUITreeView : public IGUIElement
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{
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public:
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//! constructor
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IGUITreeView(IGUIEnvironment* environment, IGUIElement* parent,
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s32 id, core::rect<s32> rectangle)
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: IGUIElement( EGUIET_TREE_VIEW, environment, parent, id, rectangle ) {}
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//! returns the root node (not visible) from the tree.
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virtual IGUITreeViewNode* getRoot() const = 0;
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//! returns the selected node of the tree or 0 if none is selected
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virtual IGUITreeViewNode* getSelected() const = 0;
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//! returns true if the tree lines are visible
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virtual bool getLinesVisible() const = 0;
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//! sets if the tree lines are visible
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/** \param visible true for visible, false for invisible */
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virtual void setLinesVisible( bool visible ) = 0;
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//! Sets the font which should be used as icon font.
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/** This font is set to the Irrlicht engine built-in-font by
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default. Icons can be displayed in front of every list item.
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An icon is a string, displayed with the icon font. When using
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the build-in-font of the Irrlicht engine as icon font, the icon
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strings defined in GUIIcons.h can be used.
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*/
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virtual void setIconFont( IGUIFont* font ) = 0;
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//! Sets a skin independent font.
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/** \param font: New font to set or 0 to use the skin-font. */
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virtual void setOverrideFont(IGUIFont* font=0) = 0;
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//! Gets the override font (if any)
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/** \return The override font (may be 0) */
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virtual IGUIFont* getOverrideFont(void) const = 0;
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//! Get the font which is used for drawing
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/** This is the override font when one is set and the
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font of the skin otherwise. */
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virtual IGUIFont* getActiveFont() const = 0;
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//! Sets the image list which should be used for the image and selected image of every node.
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/** The default is 0 (no images). */
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virtual void setImageList( IGUIImageList* imageList ) = 0;
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//! Returns the image list which is used for the nodes.
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virtual IGUIImageList* getImageList() const = 0;
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//! Sets if the image is left of the icon. Default is true.
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virtual void setImageLeftOfIcon( bool bLeftOf ) = 0;
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//! Returns if the Image is left of the icon. Default is true.
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virtual bool getImageLeftOfIcon() const = 0;
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//! Returns the node which is associated to the last event.
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/** This pointer is only valid inside the OnEvent call! */
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virtual IGUITreeViewNode* getLastEventNode() const = 0;
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//! Access the vertical scrollbar
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virtual IGUIScrollBar* getVerticalScrollBar() const = 0;
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//! Access the horizontal scrollbar
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virtual IGUIScrollBar* getHorizontalScrollBar() const = 0;
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};
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} // end namespace gui
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} // end namespace irr
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#endif
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