87 lines
2.7 KiB
C++
87 lines
2.7 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 ANCHORMGR_H
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#define ANCHORMGR_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "tier1/utlvector.h"
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enum ESimpleAnchor
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{
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k_eSimpleAnchorAllSides,
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k_eSimpleAnchorBottomRight, // The whole control follows the bottom right.
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k_eSimpleAnchorStretchRight, // Only grow in width.
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k_eSimpleAnchorRightSide,
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k_eSimpleAnchorBottomSide
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};
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enum EAnchorHorz
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{
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k_eAnchorLeft, // Anchor this side of the control to the left of its parent window.
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k_eAnchorRight // Anchor this side of the control to the right of its parent window.
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};
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enum EAnchorVert
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{
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k_eAnchorTop, // Anchor this side of the control to the top of its parent window.
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k_eAnchorBottom // Anchor this side of the control to the bottom of its parent window.
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};
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class CAnchorDef
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{
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public:
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friend class CAnchorMgr;
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// You can use the first constructor for simple cases.
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CAnchorDef() {}
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CAnchorDef( int dlgItemID, ESimpleAnchor eSimpleAnchor );
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CAnchorDef( HWND hWnd, ESimpleAnchor eSimpleAnchor );
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CAnchorDef( int dlgItemID, EAnchorHorz eLeftSide=k_eAnchorLeft, EAnchorVert eTopSide=k_eAnchorTop, EAnchorHorz eRightSide=k_eAnchorRight, EAnchorVert eBottomSide=k_eAnchorBottom );
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CAnchorDef( HWND hWnd, EAnchorHorz eLeftSide=k_eAnchorLeft, EAnchorVert eTopSide=k_eAnchorTop, EAnchorHorz eRightSide=k_eAnchorRight, EAnchorVert eBottomSide=k_eAnchorBottom );
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// Only one of hWnd or dlgItemID should be set.
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void Init( HWND hWnd, int dlgItemID, ESimpleAnchor eSimpleAnchor );
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void Init( HWND hWnd, int dlgItemID, EAnchorHorz eLeftSide, EAnchorVert eTopSide, EAnchorHorz eRightSide, EAnchorVert eBottomSide );
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public:
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int m_DlgItemID;
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HWND m_hInputWnd; // Either this or m_DlgItemID is set.
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EAnchorHorz m_AnchorLeft, m_AnchorRight;
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EAnchorVert m_AnchorTop, m_AnchorBottom;
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private:
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int m_OriginalPos[4]; // left, top, right, bottom
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HWND m_hWnd;
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};
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//-----------------------------------------------------------------------------
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// Purpose: This class helps a resizable window resize and move its controls
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// whenever the window is resized. First, you call Init() to tell it how
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// you want all the child windows anchored, then just call OnSize() whenever
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// the parent window is sized.
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//-----------------------------------------------------------------------------
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class CAnchorMgr
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{
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public:
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CAnchorMgr();
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void Init( HWND hParentWnd, CAnchorMgr::CAnchorDef *pAnchors, int nAnchors );
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// Call this when the parent window's size changes and it'll resize all the subcontrols.
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void OnSize();
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private:
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CUtlVector<CAnchorMgr::CAnchorDef> m_Anchors;
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HWND m_hParentWnd;
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int m_OriginalParentSize[2]; // wide, tall
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};
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#endif // ANCHORMGR_H
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