mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-22 22:27:05 +00:00
204 lines
6.7 KiB
C
204 lines
6.7 KiB
C
|
//========= Copyright Valve Corporation, All rights reserved. ============//
|
||
|
|
//
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
// $NoKeywords: $
|
||
|
|
//=============================================================================//
|
||
|
|
|
||
|
|
#ifndef TREEVIEW_H
|
||
|
|
#define TREEVIEW_H
|
||
|
|
|
||
|
|
#ifdef _WIN32
|
||
|
|
#pragma once
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <utllinkedlist.h>
|
||
|
|
#include <utlvector.h>
|
||
|
|
#include <vgui/VGUI.h>
|
||
|
|
#include <vgui_controls/Panel.h>
|
||
|
|
|
||
|
|
class KeyValues;
|
||
|
|
|
||
|
|
namespace vgui
|
||
|
|
{
|
||
|
|
|
||
|
|
class ExpandButton;
|
||
|
|
class TreeNode;
|
||
|
|
class TreeViewSubPanel;
|
||
|
|
|
||
|
|
// sorting function, should return true if node1 should be displayed before node2
|
||
|
|
typedef bool (*TreeViewSortFunc_t)(KeyValues *node1, KeyValues *node2);
|
||
|
|
|
||
|
|
class TreeView : public Panel
|
||
|
|
{
|
||
|
|
DECLARE_CLASS_SIMPLE( TreeView, Panel );
|
||
|
|
|
||
|
|
public:
|
||
|
|
TreeView(Panel *parent, const char *panelName);
|
||
|
|
~TreeView();
|
||
|
|
|
||
|
|
void SetSortFunc(TreeViewSortFunc_t pSortFunc);
|
||
|
|
|
||
|
|
virtual int AddItem(KeyValues *data, int parentItemIndex);
|
||
|
|
|
||
|
|
virtual int GetRootItemIndex();
|
||
|
|
virtual int GetNumChildren( int itemIndex );
|
||
|
|
virtual int GetChild( int iParentItemIndex, int iChild ); // between 0 and GetNumChildren( iParentItemIndex ).
|
||
|
|
|
||
|
|
virtual int GetItemCount(void);
|
||
|
|
virtual KeyValues *GetItemData(int itemIndex);
|
||
|
|
virtual void RemoveItem(int itemIndex, bool bPromoteChildren, bool bRecursivelyRemove = false );
|
||
|
|
virtual void RemoveAll();
|
||
|
|
virtual bool ModifyItem(int itemIndex, KeyValues *data);
|
||
|
|
virtual int GetItemParent(int itemIndex);
|
||
|
|
|
||
|
|
virtual void SetFont(HFont font);
|
||
|
|
|
||
|
|
virtual void SetImageList(ImageList *imageList, bool deleteImageListWhenDone);
|
||
|
|
|
||
|
|
void SetAllowMultipleSelections( bool state );
|
||
|
|
bool IsMultipleSelectionAllowed() const;
|
||
|
|
|
||
|
|
virtual void ClearSelection();
|
||
|
|
virtual void AddSelectedItem( int itemIndex, bool clearCurrentSelection, bool requestFocus = true, bool bMakeItemVisible = true );
|
||
|
|
virtual void RemoveSelectedItem( int itemIndex );
|
||
|
|
virtual void SelectAll();
|
||
|
|
|
||
|
|
virtual bool IsItemSelected( int itemIndex );
|
||
|
|
virtual void RangeSelectItems( int clickedItem );
|
||
|
|
virtual void FindNodesInRange( int startItem, int endItem, CUtlVector< int >& itemIndices );
|
||
|
|
|
||
|
|
// returns the id of the currently selected item, -1 if nothing is selected
|
||
|
|
virtual int GetSelectedItemCount() const;
|
||
|
|
virtual int GetFirstSelectedItem() const;
|
||
|
|
virtual void GetSelectedItems( CUtlVector< int >& list );
|
||
|
|
virtual void GetSelectedItemData( CUtlVector< KeyValues * >& list );
|
||
|
|
|
||
|
|
// set colors for individual elments
|
||
|
|
virtual void SetItemFgColor(int itemIndex, const Color& color);
|
||
|
|
virtual void SetItemBgColor(int itemIndex, const Color& color);
|
||
|
|
virtual void SetItemSelectionTextColor( int itemIndex, const Color& clr );
|
||
|
|
virtual void SetItemSelectionBgColor( int itemIndex, const Color& clr );
|
||
|
|
virtual void SetItemSelectionUnfocusedBgColor( int itemIndex, const Color& clr );
|
||
|
|
|
||
|
|
// returns true if the itemID is valid for use
|
||
|
|
virtual bool IsItemIDValid(int itemIndex);
|
||
|
|
|
||
|
|
// item iterators
|
||
|
|
// iterate from [0..GetHighestItemID()],
|
||
|
|
// and check each with IsItemIDValid() before using
|
||
|
|
virtual int GetHighestItemID();
|
||
|
|
|
||
|
|
virtual void ExpandItem(int itemIndex, bool bExpand);
|
||
|
|
virtual bool IsItemExpanded( int itemIndex );
|
||
|
|
|
||
|
|
virtual void MakeItemVisible(int itemIndex);
|
||
|
|
|
||
|
|
// This tells which of the visible items is the top one.
|
||
|
|
virtual void GetVBarInfo( int &top, int &nItemsVisible, bool& hbarVisible );
|
||
|
|
|
||
|
|
virtual HFont GetFont();
|
||
|
|
|
||
|
|
virtual void GenerateDragDataForItem( int itemIndex, KeyValues *msg );
|
||
|
|
virtual void SetDragEnabledItems( bool state );
|
||
|
|
|
||
|
|
virtual void OnLabelChanged( int itemIndex, char const *oldString, char const *newString );
|
||
|
|
virtual bool IsLabelEditingAllowed() const;
|
||
|
|
virtual bool IsLabelBeingEdited() const;
|
||
|
|
virtual void SetAllowLabelEditing( bool state );
|
||
|
|
|
||
|
|
/* message sent
|
||
|
|
|
||
|
|
"TreeViewItemSelected" int "itemIndex"
|
||
|
|
called when the selected item changes
|
||
|
|
"TreeViewItemDeselected" int "itemIndex"
|
||
|
|
called when item is deselected
|
||
|
|
*/
|
||
|
|
int GetRowHeight();
|
||
|
|
int GetVisibleMaxWidth();
|
||
|
|
virtual void OnMousePressed(MouseCode code);
|
||
|
|
|
||
|
|
// By default, the tree view expands nodes on left-click. This enables/disables that feature
|
||
|
|
void EnableExpandTreeOnLeftClick( bool bEnable );
|
||
|
|
|
||
|
|
virtual void SetLabelEditingAllowed( int itemIndex, bool state );
|
||
|
|
virtual void StartEditingLabel( int itemIndex );
|
||
|
|
|
||
|
|
virtual bool IsItemDroppable( int itemIndex, CUtlVector< KeyValues * >& msglist );
|
||
|
|
virtual void OnItemDropped( int itemIndex, CUtlVector< KeyValues * >& msglist );
|
||
|
|
virtual bool GetItemDropContextMenu( int itemIndex, Menu *menu, CUtlVector< KeyValues * >& msglist );
|
||
|
|
virtual HCursor GetItemDropCursor( int itemIndex, CUtlVector< KeyValues * >& msglist );
|
||
|
|
|
||
|
|
virtual int GetPrevChildItemIndex( int itemIndex );
|
||
|
|
virtual int GetNextChildItemIndex( int itemIndex );
|
||
|
|
|
||
|
|
virtual void PerformLayout();
|
||
|
|
|
||
|
|
// Makes the scrollbar parented to some other panel...
|
||
|
|
ScrollBar *SetScrollBarExternal( bool vertical, Panel *newParent );
|
||
|
|
void GetScrollBarSize( bool vertical, int& w, int& h );
|
||
|
|
|
||
|
|
void SetMultipleItemDragEnabled( bool state ); // if this is set, then clicking on one row and dragging will select a run or items, etc.
|
||
|
|
bool IsMultipleItemDragEnabled() const;
|
||
|
|
|
||
|
|
int FindItemUnderMouse( int mx, int my );
|
||
|
|
|
||
|
|
protected:
|
||
|
|
// functions to override
|
||
|
|
// called when a node, marked as "Expand", needs to generate it's child nodes when expanded
|
||
|
|
virtual void GenerateChildrenOfNode(int itemIndex) {}
|
||
|
|
|
||
|
|
// override to open a custom context menu on a node being selected and right-clicked
|
||
|
|
virtual void GenerateContextMenu( int itemIndex, int x, int y ) {}
|
||
|
|
|
||
|
|
// overrides
|
||
|
|
virtual void OnMouseWheeled(int delta);
|
||
|
|
virtual void OnSizeChanged(int wide, int tall);
|
||
|
|
virtual void ApplySchemeSettings(IScheme *pScheme);
|
||
|
|
MESSAGE_FUNC_INT( OnSliderMoved, "ScrollBarSliderMoved", position );
|
||
|
|
virtual void SetBgColor( Color color );
|
||
|
|
|
||
|
|
private:
|
||
|
|
friend class TreeNode;
|
||
|
|
friend class TreeNodeText;
|
||
|
|
|
||
|
|
TreeNode* GetItem( int itemIndex );
|
||
|
|
virtual void RemoveChildrenOfNode( int itemIndex );
|
||
|
|
void SetLabelBeingEdited( bool state );
|
||
|
|
|
||
|
|
// Clean up the image list
|
||
|
|
void CleanUpImageList( );
|
||
|
|
|
||
|
|
// to be accessed by TreeNodes
|
||
|
|
IImage* GetImage(int index);
|
||
|
|
|
||
|
|
// bools
|
||
|
|
bool m_bAllowLabelEditing : 1;
|
||
|
|
bool m_bDragEnabledItems : 1;
|
||
|
|
bool m_bDeleteImageListWhenDone : 1;
|
||
|
|
bool m_bLeftClickExpandsTree : 1;
|
||
|
|
bool m_bLabelBeingEdited : 1;
|
||
|
|
bool m_bMultipleItemDragging : 1;
|
||
|
|
bool m_bAllowMultipleSelections : 1;
|
||
|
|
|
||
|
|
// cross reference - no hierarchy ordering in this list
|
||
|
|
CUtlLinkedList<TreeNode *, int> m_NodeList;
|
||
|
|
ScrollBar *m_pHorzScrollBar, *m_pVertScrollBar;
|
||
|
|
int m_nRowHeight;
|
||
|
|
|
||
|
|
ImageList *m_pImageList;
|
||
|
|
TreeNode *m_pRootNode;
|
||
|
|
TreeViewSortFunc_t m_pSortFunc;
|
||
|
|
HFont m_Font;
|
||
|
|
|
||
|
|
CUtlVector< TreeNode * > m_SelectedItems;
|
||
|
|
TreeViewSubPanel *m_pSubPanel;
|
||
|
|
|
||
|
|
int m_nMostRecentlySelectedItem;
|
||
|
|
bool m_bScrollbarExternal[ 2 ]; // 0 = vert, 1 = horz
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // TREEVIEW_H
|