432 lines
8.8 KiB
C++
432 lines
8.8 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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// $NoKeywords: $
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//
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//=============================================================================//
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// ListBoxEx.cpp : implementation file
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//
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#include "stdafx.h"
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#include "hammer.h"
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#include "ListBoxEx.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include <tier0/memdbgon.h>
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/////////////////////////////////////////////////////////////////////////////
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// CListBoxEx
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CListBoxEx::CListBoxEx()
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{
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Items.SetSize(16);
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nItems = 0;
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iItemHeight = -1;
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dwStyle = 0;
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bControlActive = FALSE;
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bIgnoreChange = FALSE;
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}
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CListBoxEx::~CListBoxEx()
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{
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}
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BEGIN_MESSAGE_MAP(CListBoxEx, CListBox)
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//{{AFX_MSG_MAP(CListBoxEx)
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ON_WM_LBUTTONDOWN()
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ON_CONTROL_REFLECT(LBN_SELCHANGE, OnSelchange)
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ON_WM_LBUTTONUP()
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ON_WM_CHAR()
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CListBoxEx message handlers
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void CListBoxEx::SetStyle(DWORD dwStyle_)
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{
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this->dwStyle = dwStyle_;
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}
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void CListBoxEx::AddItem(char *pszCaption, int iEditType, PVOID pData,
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int iRangeMin, int iRangeMax, const char * pszHelp)
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{
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LBEXTITEMSTRUCT lbis;
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memset(&lbis, 0, sizeof lbis);
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strcpy(lbis.szCaption, pszCaption);
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lbis.pszSaveCaption = pszCaption;
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lbis.iEditType = iEditType;
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switch(iEditType)
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{
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case lbeYesNo:
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case lbeOnOff:
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lbis.iDataType = lbdBool;
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lbis.iDataValue = PINT(pData)[0];
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break;
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case lbeInteger:
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lbis.iDataType = lbdInteger;
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lbis.iDataValue = PINT(pData)[0];
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break;
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case lbeTexture:
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case lbeString:
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lbis.iDataType = lbdString;
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strcpy(lbis.szDataString, LPCTSTR(pData));
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break;
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case lbeChoices:
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lbis.iDataType = lbdString;
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lbis.pChoices = NULL;
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break;
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}
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lbis.pSaveTo = pData;
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lbis.iRangeMin = iRangeMin;
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lbis.iRangeMax = iRangeMax;
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lbis.pszHelp = pszHelp;
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Items[nItems++] = lbis;
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AddString(""); // trick windows! muahaha
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}
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void CListBoxEx::SetItemChoices(int iItem, CStringArray * pChoices,
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int iDefaultChoice)
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{
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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lbis.pChoices = pChoices;
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lbis.iDataValue = iDefaultChoice;
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V_strcpy_safe( lbis.szDataString, pChoices->GetAt( iDefaultChoice ) );
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}
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void CListBoxEx::MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
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{
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if(iItemHeight == -1)
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{
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CDC *pDC = GetDC();
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TEXTMETRIC tm;
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pDC->GetOutputTextMetrics(&tm);
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iItemHeight = tm.tmHeight + 4;
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CRect r;
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GetClientRect(r);
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iCaptionWidthPixels = r.Width() / 2;
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ReleaseDC(pDC);
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}
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lpMeasureItemStruct->itemHeight = iItemHeight;
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}
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void CListBoxEx::GetItemText(int iItem, char *pszText)
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{
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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switch(lbis.iDataType)
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{
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case lbdBool:
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if(lbis.iEditType == lbeYesNo)
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strcpy(pszText, lbis.iDataValue ? "Yes" : "No");
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else
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strcpy(pszText, lbis.iDataValue ? "On" : "Off");
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break;
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case lbdString:
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strcpy(pszText, lbis.szDataString);
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break;
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case lbdInteger:
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ltoa(lbis.iDataValue, pszText, 10);
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break;
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}
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}
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void CListBoxEx::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
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{
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CDC dc;
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dc.Attach(lpDrawItemStruct->hDC);
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dc.SaveDC();
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RECT& r = lpDrawItemStruct->rcItem;
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if(lpDrawItemStruct->itemID != -1 &&
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(lpDrawItemStruct->itemAction == ODA_DRAWENTIRE ||
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lpDrawItemStruct->itemAction == ODA_SELECT))
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{
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LBEXTITEMSTRUCT& item = Items[lpDrawItemStruct->itemID];
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dc.SetROP2(R2_COPYPEN);
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int iBackIndex = COLOR_WINDOW;
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int iForeIndex = COLOR_WINDOWTEXT;
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BOOL bDrawCaptionOnly = FALSE;
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if(lpDrawItemStruct->itemAction == ODA_SELECT &&
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(lpDrawItemStruct->itemState & ODS_SELECTED))
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{
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iBackIndex = COLOR_HIGHLIGHT;
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iForeIndex = COLOR_HIGHLIGHTTEXT;
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bDrawCaptionOnly = item.iDataType != lbdBool ? TRUE : FALSE;
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}
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// draw background
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CBrush brush;
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brush.CreateSolidBrush(GetSysColor(iBackIndex));
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if(0)//!bDrawCaptionOnly)
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dc.FillRect(&r, &brush);
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else
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{
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CRect r2(&r);
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r2.right = iCaptionWidthPixels;
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dc.FillRect(r2, &brush);
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}
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// first, draw text
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dc.SetTextColor(GetSysColor(iForeIndex));
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dc.SetBkColor(GetSysColor(iBackIndex));
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dc.TextOut(r.left + 1, r.top+ 1, item.szCaption,
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strlen(item.szCaption));
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if(!bDrawCaptionOnly)
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{
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// draw value ..
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char szText[128];
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GetItemText(lpDrawItemStruct->itemID, szText);
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dc.TextOut(r.left + iCaptionWidthPixels + 1, r.top + 1,
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szText, strlen(szText));
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}
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// draw border.
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CPen pen(PS_SOLID, 1, RGB(200, 200, 200));
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dc.SelectObject(pen);
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dc.MoveTo(r.left, r.bottom-1);
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dc.LineTo(r.right, r.bottom-1);
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dc.MoveTo(r.left + iCaptionWidthPixels, r.top);
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dc.LineTo(r.left + iCaptionWidthPixels, r.bottom-1);
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}
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else if(lpDrawItemStruct->itemAction == ODA_FOCUS)
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{
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dc.DrawFocusRect(&r);
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}
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dc.RestoreDC(-1);
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}
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void CListBoxEx::OnLButtonDown(UINT nFlags, CPoint point)
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{
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BOOL bOutside;
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int iItem = ItemFromPoint(point, bOutside);
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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if(lbis.iDataType == lbdBool)
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{
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// toggle bool field
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lbis.iDataValue = !lbis.iDataValue;
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}
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CListBox::OnLButtonDown(nFlags, point);
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}
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int CListBoxEx::CompareItem(LPCOMPAREITEMSTRUCT lpCompareItemStruct)
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{
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return 0;
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}
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void CListBoxEx::CreateEditControl()
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{
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if(IsWindow(EditCtrl.m_hWnd))
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return;
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// create edit control
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int iItem = GetCurSel();
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if(iItem == LB_ERR)
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return;
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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if(lbis.iEditType != lbeString &&
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lbis.iEditType != lbeInteger &&
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lbis.iEditType != lbeTexture)
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return;
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CRect r;
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GetItemRect(iItem, r);
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r.InflateRect(-1, -1);
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r.left += iCaptionWidthPixels;
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// create edit ctrl
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EditCtrl.Create(ES_LEFT | ES_LOWERCASE | WS_VISIBLE | WS_TABSTOP, r, this,
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IDC_EDITPARAMETER);
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// set font
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HFONT hFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
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if (hFont == NULL)
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hFont = (HFONT)GetStockObject(ANSI_VAR_FONT);
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EditCtrl.SendMessage(WM_SETFONT, (WPARAM)hFont);
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// set current text in edit ctrl
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char szBuf[128];
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GetItemText(iItem, szBuf);
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EditCtrl.SetWindowText(szBuf);
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EditCtrl.SetForegroundWindow();
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EditCtrl.SetSel(0, -1);
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bControlActive = TRUE;
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iControlItem = iItem;
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}
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void CListBoxEx::CreateComboControl()
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{
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if(IsWindow(ComboCtrl.m_hWnd))
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return;
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// create edit control
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int iItem = GetCurSel();
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if(iItem == LB_ERR)
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return;
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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if(lbis.iEditType != lbeChoices)
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return;
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CRect r;
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GetItemRect(iItem, r);
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r.left += iCaptionWidthPixels;
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r.bottom += 80;
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// create combo ctrl
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ComboCtrl.Create(WS_CHILD | WS_VISIBLE | WS_VSCROLL | CBS_DROPDOWNLIST |
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WS_TABSTOP, r, this, IDC_EDITPARAMETER);
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// set font
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HFONT hFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
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if (hFont == NULL)
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hFont = (HFONT)GetStockObject(ANSI_VAR_FONT);
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ComboCtrl.SendMessage(WM_SETFONT, (WPARAM)hFont);
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// add strings to combo ctrl
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CStringArray * pChoices = lbis.pChoices;
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Assert(pChoices);
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for(int i = 0; i < pChoices->GetSize(); i++)
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ComboCtrl.AddString(pChoices->GetAt(i));
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// set current selection in combo ctrl
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ComboCtrl.SetCurSel(lbis.iDataValue);
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ComboCtrl.SetForegroundWindow();
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bControlActive = TRUE;
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iControlItem = iItem;
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}
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void CListBoxEx::DestroyControls()
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{
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// get rid of window if there is one
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if(::IsWindow(EditCtrl.m_hWnd))
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{
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EditCtrl.DestroyWindow();
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}
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if(::IsWindow(ComboCtrl.m_hWnd))
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{
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ComboCtrl.DestroyWindow();
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}
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bControlActive = FALSE;
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}
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void CListBoxEx::OnSelchange()
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{
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if(bControlActive)
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{
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// on combobox/edit controls, save string back to data
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LBEXTITEMSTRUCT& lbis = Items[iControlItem];
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if(lbis.iEditType == lbeChoices)
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{
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ComboCtrl.GetLBText(ComboCtrl.GetCurSel(), lbis.szDataString);
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lbis.iDataValue = ComboCtrl.GetCurSel();
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}
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else if(lbis.iDataType == lbdString)
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{
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EditCtrl.GetWindowText(lbis.szDataString, 128);
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}
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else if(lbis.iDataType == lbdInteger)
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{
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EditCtrl.GetWindowText(lbis.szDataString, 128);
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lbis.iDataValue = atoi(lbis.szDataString);
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}
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}
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DestroyControls();
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int iCurItem = GetCurSel();
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LBEXTITEMSTRUCT& lbis = Items[iCurItem];
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if(lbis.iEditType == lbeChoices)
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{
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CreateComboControl();
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}
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else
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{
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CreateEditControl();
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}
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}
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void CListBoxEx::OnLButtonUp(UINT nFlags, CPoint point)
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{
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CListBox::OnLButtonUp(nFlags, point);
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int iItem = GetCurSel();
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if(iItem == LB_ERR)
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return;
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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if(lbis.iDataType == lbdBool)
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{
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lbis.iDataValue = !lbis.iDataValue;
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Invalidate();
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}
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}
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void CListBoxEx::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)
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{
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CListBox::OnChar(nChar, nRepCnt, nFlags);
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return;
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int iItem = GetCurSel();
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if(iItem == LB_ERR)
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return;
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LBEXTITEMSTRUCT& lbis = Items[iItem];
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switch(nChar)
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{
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case VK_RETURN:
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if(!(nFlags & 0x8000))
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break;
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if(lbis.iDataType == lbdBool)
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{
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// toggle bool field
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lbis.iDataValue = !lbis.iDataValue;
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Invalidate();
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}
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else if(lbis.iEditType == lbeChoices)
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{
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CreateComboControl();
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}
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else if(lbis.iEditType == lbeString ||
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lbis.iEditType == lbeInteger ||
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lbis.iEditType == lbeTexture)
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{
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CreateEditControl();
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}
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break;
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}
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}
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