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104 lines
3.4 KiB
104 lines
3.4 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1999
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//
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// File: Resizer.cxx
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//
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// Contents: Implementation of the CResizer class
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//
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// Written by Joe Porkka
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//
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//----------------------------------------------------------------------------
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#include "headers.hxx"
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#include "Resizer.h"
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CResizer::CResizer()
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: _hWnd(0), _pResizeInfo(0)
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{
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memset(&_winRect, 0, sizeof(_winRect));
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}
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void CResizer::Init(HWND win, CResizeInfo *pResizeInfo)
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{
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_hWnd = win;
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_pResizeInfo = pResizeInfo;
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GetClientRect(_hWnd, &_winRect);
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for(CResizeInfo *p = _pResizeInfo; p->_id; ++p)
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{
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InitCtrl(p);
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}
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}
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CResizer::~CResizer()
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{
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}
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void CResizer::NewSize() const
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{
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RECT newDlgSize;
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GetClientRect(_hWnd, &newDlgSize);
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for(CResizeInfo *p = _pResizeInfo; p->_id; ++p)
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{
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RECT newpos = p->_Rect;
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if (p->_Flags & sf_Width)
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{ // Adjust the width
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int w = (p->_Rect.right - p->_Rect.left) + (newDlgSize.right - _winRect.right);
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newpos.right = newpos.left + w;
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}
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if (p->_Flags & sf_Height)
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{ // Adjust the height
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int h = (p->_Rect.bottom - p->_Rect.top) + (newDlgSize.bottom - _winRect.bottom);
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newpos.bottom = newpos.top + h;
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}
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if (p->_Flags & sf_Left)
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{ // adjust left edge
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int w = p->_Rect.right - p->_Rect.left;
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newpos.left = newDlgSize.right - (_winRect.right - p->_Rect.left);
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newpos.right = newpos.left + w;
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}
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if (p->_Flags & sf_Top)
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{ // adjust top edge
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int h = p->_Rect.bottom - p->_Rect.top;
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newpos.top = newDlgSize.bottom - (_winRect.bottom - p->_Rect.top);
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newpos.bottom = newpos.top + h;
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}
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if (p->_Flags & sf_HalfLeftWidth)
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{ // adjust left edge & width by half width delta
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// int w = p->_Rect.right - p->_Rect.left;
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int widthdelta = newDlgSize.right - _winRect.right;
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newpos.left = p->_Rect.left + widthdelta / 2;
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newpos.right = p->_Rect.right + widthdelta;
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}
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if (p->_Flags & sf_HalfTopHeight)
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{ // adjust left edge & width by half width delta
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int heightdelta = newDlgSize.bottom - _winRect.bottom;
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newpos.top = p->_Rect.top + heightdelta / 2;
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newpos.bottom = p->_Rect.bottom + heightdelta;
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}
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if (p->_Flags & sf_HalfWidth)
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{ // adjust left edge & width by half width delta
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int widthdelta = newDlgSize.right - _winRect.right;
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newpos.right = p->_Rect.right + widthdelta - widthdelta / 2;
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}
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if (p->_Flags & sf_HalfHeight)
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{ // adjust left edge & width by half width delta
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int heightdelta = newDlgSize.bottom - _winRect.bottom;
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newpos.bottom = p->_Rect.bottom + heightdelta - heightdelta / 2;
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}
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SetWindowPos(GetDlgItem(_hWnd, p->_id), 0, newpos.left, newpos.top, newpos.right - newpos.left, newpos.bottom - newpos.top, SWP_NOZORDER);
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}
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}
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void CResizer::InitCtrl(CResizeInfo *p)
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{
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GetWindowRect(GetDlgItem(_hWnd, p->_id), &p->_Rect);
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MapWindowPoints(0, _hWnd, (POINT *)&p->_Rect, 2); // Map abs coordinates of control to dialog relative.
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}
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