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131 lines
3.2 KiB
C++
131 lines
3.2 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#ifndef TREEVIEWLISTCONTROL_H
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#define TREEVIEWLISTCONTROL_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include <utllinkedlist.h>
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#include <utlvector.h>
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#include <vgui/VGUI.h>
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#include <vgui_controls/Panel.h>
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#include "utlsymbol.h"
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namespace vgui
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{
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// --------------------------------------------------------------------------------- //
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// CTreeViewListControl
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//
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// This control has N columns, with a tree view in the leftmost column.
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// --------------------------------------------------------------------------------- //
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class CTreeViewListControl : public vgui::Panel
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{
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DECLARE_CLASS_SIMPLE( CTreeViewListControl, Panel );
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public:
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CTreeViewListControl( vgui::Panel *pParent, const char *pName );
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// Set the tree view to be displayed on the left. If this isn't set, then nothing displays in here.
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virtual void SetTreeView( vgui::TreeView *pTree );
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// Set the height of the title bar.
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virtual void SetTitleBarInfo( vgui::HFont hFont, int titleBarHeight );
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// Set the color to draw the border lines in.
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virtual void SetBorderColor( Color clr );
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// Initialize the column headers.. This info includes the tree view on the left, so this
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virtual void SetNumColumns( int nColumns );
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virtual int GetNumColumns() const;
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// ciFlags is a combination of CI_ flags.
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virtual void SetColumnInfo( int iColumn, const char *pTitle, int width, int ciFlags=0 );
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// Use this to render your stuff. Iterate over the rows in the tree view and
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virtual int GetNumRows();
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virtual int GetTreeItemAtRow( int iRow ); // You can use m_pTree->GetItemData to get at the data for the row.
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// Use this to find out the client area to render in for each grid element.
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// The returned box is inclusive.
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// The rule is that the the top and left pixels in each grid element are reserved for lines.
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virtual void GetGridElementBounds( int iColumn, int iRow, int &left, int &top, int &right, int &bottom );
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virtual vgui::TreeView *GetTree();
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virtual int GetTitleBarHeight();
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virtual int GetScrollBarSize();
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// Overrides.
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public:
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// This is where it recalculates the row infos.
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virtual void PerformLayout();
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// Usually, you'll want to override paint. After calling the base, use GetNumRows() to
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// iterate over the data in the tree control and fill in the other columns.
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virtual void Paint();
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virtual void PostChildPaint();
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// You can override this to change the way the title bars are drawn.
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virtual void DrawTitleBars();
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public:
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enum
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{
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// By default, column header text is centered.
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CI_HEADER_LEFTALIGN =0x0001
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};
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protected:
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void RecalculateRows();
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void RecalculateRows_R( int index );
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void RecalculateColumns();
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private:
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vgui::TreeView *m_pTree;
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class CColumnInfo
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{
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public:
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CColumnInfo()
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{
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m_Width = m_Left = m_Right = m_ciFlags = 0;
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}
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CUtlSymbol m_Title;
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int m_Width;
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int m_Left;
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int m_Right;
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int m_ciFlags; // Combination of CI_ flags.
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};
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CUtlVector<CColumnInfo> m_Columns;
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vgui::HFont m_TitleBarFont;
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int m_TitleBarHeight;
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// These are indices into the tree view.
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CUtlVector<int> m_Rows;
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Color m_BorderColor;
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};
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} // namespace
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#endif // TREEVIEWLISTCONTROL_H
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