forked from valve/halflife-sdk
122 lines
3.3 KiB
C++
122 lines
3.3 KiB
C++
//========= Copyright © 1996-2001, Valve LLC, All rights reserved. ============
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================
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#ifndef VGUI_GRID_H
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#define VGUI_GRID_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "vgui_panel.h"
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namespace vgui
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{
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// The grid control simply manages a grid of panels. You can adjust column sizes and spacings and
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// configure and fill the panels however you want.
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// To use this control, call SetDimensions, SetSpacing and fill the controls.
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class CGrid : public Panel
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{
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public:
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CGrid();
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virtual ~CGrid();
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bool SetDimensions(int xCols, int yRows); // Set how many columns and rows in the grid.
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void Term();
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Panel* GetEntry(int x, int y); // Get the panel associated with a grid entry.
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bool SetEntry(int x, int y, Panel *pPanel);
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int GetXSpacing();
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int GetYSpacing();
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void SetSpacing(int xSpacing, int ySpacing); // Set spacing between rows and columns.
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bool SetColumnWidth(int iColumn, int width); // Set a column's width.
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bool SetRowHeight(int iRow, int height); // Set a row's height.
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int GetColumnWidth(int iColumn);
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int GetRowHeight(int iRow);
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int CalcFitColumnWidth(int iColumn); // Returns the maximum width of all panels in the column.
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int CalcFitRowHeight(int iRow); // Returns the maximum height of all panels in the row.
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int CalcDrawHeight(); // Returns how many pixels high the grid control should be
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// for all of its contents to be visible (based on its row heights
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// and y spacing).
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void AutoSetRowHeights(); // Just does SetRowHeight(iRow, CalcFitRowHeight(iRow)) for all rows.
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bool GetEntryBox( // Returns the bounding box for the specified entry.
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int col, int row, int &x, int &y, int &w, int &h);
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bool CopyColumnWidths(CGrid *pOther); // Copy the column widths from the other grid. Fails if the
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// column count is different.
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void RepositionContents(); // Sets the size and position of all the grid entries based
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// on current spacings and row/column widths.
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// You usually only want to call this while setting up the control
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// if you want to get the position or dimensions of the child
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// controls. This will set them.
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void SetRowUnderline(int row, bool enabled, int offset, int r, int g, int b, int a); // sets underline color for a particular row
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// returns the true if found, false otherwise
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bool getCellAtPoint(int worldX, int worldY, int &row, int &col);
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// Panel overrides.
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public:
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virtual void paint();
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virtual void paintBackground();
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protected:
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class CGridEntry
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{
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public:
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CGridEntry();
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~CGridEntry();
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Panel *m_pPanel;
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bool m_bUnderline;
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short m_UnderlineColor[4];
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int m_iUnderlineOffset;
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};
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void Clear();
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CGridEntry* GridEntry(int x, int y);
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void CalcColOffsets(int iStart);
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void CalcRowOffsets(int iStart);
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protected:
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bool m_bDirty; // Set when controls will need to be repositioned.
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int m_xCols;
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int m_yRows;
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int m_xSpacing;
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int m_ySpacing;
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int *m_Widths;
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int *m_Heights;
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int *m_ColOffsets;
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int *m_RowOffsets;
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CGridEntry *m_GridEntries;
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};
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};
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#endif // VGUI_GRID_H
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