自学教程：C++ GetCtrl函数代码示例

		void _Execute(void)		{			if(m_Execute)				GetCtrl()->m_ColorMap.erase(m_fPos);			if(m_bUpdate)				GetCtrl()->OnDataChanged();		}

void Sugar::SetMode(EBuildingMode mode){	// odmazat	if (mode == m_mode)		return;	// pri buildingu nastavit kolize	switch (m_mode)	{	case EBM_Build:		GetCtrl()->SetOverColor(0xffffffff);		break;	case EBM_Select:		GetCtrl()->SetOverColor(0xffffffff);		break;	case EBM_Normal:		CRR::Get()->Unregister(&m_sugar);		break;	};	m_mode = mode;	switch (mode)	{	case EBM_Build:		GetCtrl()->SetOverColor(0xffffff00);		break;	case EBM_Normal:		Show(true);		CRR::Get()->Register(&m_sugar);		break;	};}

void ContextBase::OnUserTypedXChars(const wxString& word){    // user typed more than X chars    // trigger code complete event (as if the user typed ctrl-space)    // if no one handles this event, fire a word completion event    if(IsCommentOrString(GetCtrl().GetCurrentPos())) {        return;    }    const TagsOptionsData& options = TagsManagerST::Get()->GetCtagsOptions();    if(options.GetFlags() & CC_WORD_ASSIST) {        // Try to call code completion        clCodeCompletionEvent ccEvt(wxEVT_CC_CODE_COMPLETE);        ccEvt.SetEditor(&GetCtrl());        ccEvt.SetPosition(GetCtrl().GetCurrentPos());        ccEvt.SetWord(word);        if(!EventNotifier::Get()->ProcessEvent(ccEvt)) {            // This is ugly, since CodeLite should not be calling            // the plugins... we take comfort in the fact that it            // merely fires an event and not calling it directly            wxCommandEvent wordCompleteEvent(wxEVT_MENU, XRCID("word_complete_no_single_insert"));            wxTheApp->ProcessEvent(wordCompleteEvent);        }    }}

void EqualizerViewContainer::OnEqualizerState6band(){    GetCtrl()->SetBandState(MUSIK_EQUALIZER_CTRL_6BANDS);    GetCtrl()->LayoutNewState();    GetCtrl()->DisplayChanged();    Globals::Preferences->SetEqualizerBandState(MUSIK_EQUALIZER_CTRL_6BANDS);}

void LuaSrcView::OnUpdateUI(SCNotification* notification){	long pos= GetCtrl().GetCurrentPos();	int line= GetCtrl().LineFromPosition(pos);	int col= GetCtrl().GetColumn(pos);	CMainFrame* main = (CMainFrame*) AfxGetApp()->m_pMainWnd;	main->SetPositionText(line + 1, col + 1, !GetCtrl().GetOvertype());}

LRESULT LoginDlg::OnDocumentComplete(){    EEdit(GetCtrl("#TXT-NAME")).SetText(L"name");    EPassword(GetCtrl("#TXT-PSWD")).SetText(L"pswd");    ECheck(GetCtrl("#CHK-REMEBER")).SetCheck(TRUE);		return 0;}

bool ContextBase::IsStringTriggerCodeComplete(const wxString& str) const{    // default behavior is to check if 'str' exists in the m_completionTriggerStrings container    if(GetCtrl().GetLexer() == wxSTC_LEX_XML) {        return str == "<" || str == "</";    } else if(GetCtrl().GetLexer() == wxSTC_LEX_CSS) {        return str == ":";    } else {        return (m_completionTriggerStrings.count(str) > 0);    }}

		ColorDelCmd( CColorAnimImp* pCtrl, float pos ,bool update = false )			: CPropBaseCmd(pCtrl)		{			m_fPos = pos;			m_Execute = true;			m_bUpdate = update;			if(GetCtrl()->m_ColorMap.find(pos) == GetCtrl()->m_ColorMap.end())			{				m_Execute = false;			}			else				m_cData = GetCtrl()->m_ColorMap[m_fPos];		}

bool ContextPhp::IsStringTriggerCodeComplete(const wxString& str) const{    int style = GetCtrl().GetStyleAt(GetCtrl().GetCurrentPos());    if(IS_BETWEEN(style, wxSTC_HJ_START, wxSTC_HJA_REGEX)) {        // When in JS section, trigger CC if str is a dot        return str == ".";            } else if(IS_BETWEEN(style, wxSTC_H_DEFAULT, wxSTC_H_ENTITY)){        return str == "</" || str == "<";    } else {        return (m_completionTriggerStrings.count(str) > 0);            }}

		void _UnExecute(void)		{			switch(m_Type)			{			case Edit_X:				GetCtrl()->_SetImpXValue(m_bOld);				break;			case Edit_Y:				GetCtrl()->_SetImpYValue(m_bOld);				break;			case Edit_Z:				GetCtrl()->_SetImpZValue(m_bOld);				break;			}		}

int BecherBuilding::StatusPlace(float *pos){	// pozice v mape#ifndef BECHER_EDITOR	// type, model	// vysku, destinaci od ostatnich ziskam z... v_sizzing	float min,max;	float x=pos[0];	float y=pos[1];	int type = GetType();	float height = v_sizzing.GetFloat(SIZZ(type,ESSZ_height));	float dobj = v_sizzing.GetFloat(SIZZ(type,ESSZ_dobj));	bool ok;	THoeParameter par;	IHoeModel * m = GetModel();	if (m)		m->GetParameter("boundbox",&par);	else		memset(&par,0, sizeof(par));	max = min = 0.f;	// 177 132	ok = GetLevel()->GetScene()->GetScenePhysics()->GetCamber(		x+par.box.left,x+par.box.right,y+par.box.front,y+par.box.back,min,max);	SetPosition(x,y,max);	if (!ok || (max-min) > height) 	{		GetCtrl()->SetOverColor(0xffff0000);		return 1;	}	// zjistit zda muze byt cerveny nebo jiny	for (int i=0; i < GetLevel()->GetNumObj();i++)	{		float x = GetLevel()->GetObj(i)->GetPosX();		float y = GetLevel()->GetObj(i)->GetPosY();		x -= GetPosX();		y -= GetPosY();		if (x*x+y*y < dobj)		{			GetCtrl()->SetOverColor(0xffff0000);			return 2;		}	}	GetCtrl()->SetOverColor(0xffffffff);#endif	return 0;}

void DockCont::TabSelected(){	int ix = tabbar.GetCursor();	if (ix >= 0) {		DockableCtrl *dc = Get0(ix);		if (!dc) return;		Ctrl *ctrl = GetCtrl(ix);		Ctrl *first = &handle;		for (Ctrl *c = first->GetNext(); c; c = c->GetNext())			if (c != ctrl) c->Hide();		ctrl->Show();		Icon(dc->GetIcon()).Title(dc->GetTitle());		handle.dc = dc;		SyncButtons(*dc);		if (IsTabbed()) {			DockCont *c = static_cast<DockCont *>(GetParent());			c->tabbar.SyncRepos();			c->TabSelected();			c->RefreshFrame();		}		else			RefreshLayout();	}}

// provide basic indentationvoid ContextBase::AutoIndent(const wxChar& ch){    LEditor& rCtrl = GetCtrl();    int prevpos(wxNOT_FOUND);    int curpos = rCtrl.GetCurrentPos();    int line = rCtrl.LineFromPosition(curpos);    if(ch == wxT('/n')) {        wxChar prevCh = rCtrl.PreviousChar(curpos, prevpos);        if(prevCh == '{') {            // an enter was hit just after an open brace            int prevLine = rCtrl.LineFromPosition(prevpos);            rCtrl.SetLineIndentation(line, rCtrl.GetIndent() + rCtrl.GetLineIndentation(prevLine));            rCtrl.SetCaretAt(rCtrl.GetLineIndentPosition(line));        } else {            // just copy the previous line indentation            int line = rCtrl.LineFromPosition(rCtrl.GetCurrentPos());            rCtrl.SetLineIndentation(line, rCtrl.GetLineIndentation(line - 1));            // place the caret at the end of the line            rCtrl.SetCaretAt(rCtrl.GetLineIndentPosition(line));            rCtrl.ChooseCaretX();        }    } else if(ch == '}' && !IsCommentOrString(curpos)) {        long matchPos = wxNOT_FOUND;        if(!rCtrl.MatchBraceBack(wxT('}'), rCtrl.PositionBefore(curpos), matchPos)) return;        int secondLine = rCtrl.LineFromPosition(matchPos);        if(secondLine == line) return;        rCtrl.SetLineIndentation(line, rCtrl.GetLineIndentation(secondLine));    }}

CControl* CGUI::EnableCtrl(int nID, BOOL bEnabled/* =TRUE */){    CControl *pCtrl=GetCtrl(nID);    if (pCtrl!=NULL) pCtrl->m_bEnabled=bEnabled;    return pCtrl;}

void AutoHideBar::TabHighlight(){	Ctrl *c = NULL;	int ix = TabBar::GetHighlight();	if (ix >= 0)		c = GetCtrl(ix);	if (!c || ctrl == c) 		return;	else if (ctrl) {		if (c) {			if (popup.IsPopUp())				popup.Close();			ctrl->Remove();			ctrl = NULL;		}		else 			HideAnimate(ctrl);	}	if (c) {		ASSERT(ix >= 0 && ix < GetCount());		// Clear WhenHighlight ot prevent stack overflow. Perhaps a better solution should be found...		Callback cb = WhenHighlight;		WhenHighlight = Callback();		SetCursor(ix);		ShowAnimate(c);		WhenHighlight = cb;	}}

LRESULT QFrame::OnHtmlNotify( UINT uMsg, WPARAM wParam, LPARAM lParam ){    switch(((NMHDR*)lParam)->code)     {    case HLN_DOCUMENT_COMPLETE:        {            if ( !_HasFlag(GetStyle(),WS_CHILD) )            {                WTL::CRect r;                GetWindowRect(&r);                // 非子窗口，调整窗体为合适大小                int nWidth = max(HTMLayoutGetMinWidth(m_hWnd), (UINT)r.Width());                 WTL::CRect rcNew;                rcNew.SetRect(r.left, r.top,                     nWidth + r.left,                     r.top + max((UINT)r.Height(), HTMLayoutGetMinHeight(m_hWnd,nWidth)));                AdjustWindowRectEx( &rcNew, GetStyle(), FALSE, GetExStyle());                // 调整大小，位置不变                SetWindowPos(NULL, 0, 0, rcNew.Width(), rcNew.Height(), SWP_NOZORDER | SWP_NOMOVE);                size_min_ = rcNew.Size();                // 设置title                ctl_title_ = GetCtrl("#wc-title");                if (ctl_title_.is_valid())                {                    SetWindowText(ctl_title_.GetText());                }            }            break;        }    }    return QView::OnHtmlNotify(uMsg, wParam, lParam);}

		ColorEditCmd( CColorAnimImp* pCtrl, float pos,ColorAnimNode& node )			: CPropBaseCmd(pCtrl)		{			m_fPos = pos;			m_cOld = GetCtrl()->m_ColorMap[m_fPos];			m_cData = node;		}

int LuaSrcView::ScrollToLine(int line, int &height, bool scroll){	ASSERT(line >= 0);	GetCtrl().GotoLine(line);	return 0;}

void CCppDocContentView::OnOptionsDeletemarker(){	CScintillaCtrl& rCtrl = GetCtrl();	Sci_Position nPos = rCtrl.GetCurrentPos();	int nLine = rCtrl.LineFromPosition(nPos);	rCtrl.MarkerDelete(nLine, 0);}

CControl* CGUI::ShowCtrl(int nID, BOOL bVisible/* =TRUE */){    CControl *pCtrl=GetCtrl(nID);    if (pCtrl!=NULL) pCtrl->m_bVisible=bVisible;    return pCtrl;}

void CCsgIdeView::OnCharAdded( SCNotification* pSCNotification ){	CScintillaCtrl& ctrl = GetCtrl();	if  (/*pSCNotification->ch  ==  '/r'  ||*/  pSCNotification->ch  ==  '/n')  {		char  linebuf[1000];				int  curLine  =  ctrl.LineFromPosition(ctrl.GetCurrentPos());		int  lineLength  =  ctrl.LineLength(curLine);		if  (curLine  >  0  &&  lineLength  <=  2)  {			int  prevLineLength  =  ctrl.LineLength(curLine  -  1);			if  (prevLineLength  <  sizeof(linebuf))  {				WORD  buflen  =  sizeof(linebuf);				memcpy(linebuf,  &buflen,  sizeof(buflen));								ctrl.GetLine(curLine  -  1, static_cast<char  *>(linebuf));								linebuf[prevLineLength]  =  '/0';				for  (int  pos  =  0;  linebuf[pos];  pos++)  {					if  (linebuf[pos]  !=  ' '  &&  linebuf[pos]  !=  '/t')						linebuf[pos]  =  '/0';				}				ctrl.ReplaceSel(static_cast<char  *>(linebuf));			}		}	}	GetDocument()->SetModifiedFlag(TRUE);}

void ContextPhp::OnSciUpdateUI(wxStyledTextEvent& event){    LEditor& ctrl = GetCtrl();    if(ctrl.GetFunctionTip()->IsActive()) {        ctrl.GetFunctionTip()->Highlight(DoGetCalltipParamterIndex());    }}

void CCppDocContentView::OnUpdateInsert(CCmdUI* pCmdUI){	CString sText;	if (GetCtrl().GetOvertype())		VERIFY(sText.LoadString(ID_INDICATOR_OVR));	pCmdUI->SetText(sText);}

void ContextPhp::SemicolonShift(){    int foundPos(wxNOT_FOUND);    int semiColonPos(wxNOT_FOUND);    LEditor& ctrl = GetCtrl();    if(ctrl.NextChar(ctrl.GetCurrentPos(), semiColonPos) == wxT(')')) {        // test to see if we are inside a 'for' statement        long openBracePos(wxNOT_FOUND);        int posWordBeforeOpenBrace(wxNOT_FOUND);        if(ctrl.MatchBraceBack(wxT(')'), semiColonPos, openBracePos)) {            ctrl.PreviousChar(openBracePos, posWordBeforeOpenBrace);            if(posWordBeforeOpenBrace != wxNOT_FOUND) {                wxString word = ctrl.PreviousWord(posWordBeforeOpenBrace, foundPos);                // At the current pos, we got a ';'                // at semiColonPos we got ;                // switch                ctrl.DeleteBack();                ctrl.SetCurrentPos(semiColonPos);                ctrl.InsertText(semiColonPos, wxT(";"));                ctrl.SetCaretAt(semiColonPos + 1);                ctrl.GetFunctionTip()->Deactivate();            }        }    }}

Image DockCont::GetHighlightImage(){	Ctrl *ctrl = GetCtrl(GetCursor());	ImageDraw img(ctrl->GetRect().GetSize());	ctrl->DrawCtrlWithParent(img);	return img;}

		CStrSetCmd( EStrMapEditCtrlImp* pCtrl, float pos, const char* str )			: CPropBaseCmd(pCtrl)		{			m_fPos = pos;			m_strOld = GetCtrl()->GetEStrNode(m_fPos);			m_strData = str;		}

void hgeGUI::MoveCtrl(int id, float x, float y){	hgeGUIObject *ctrl=GetCtrl(id);	ctrl->rect.x2=x + (ctrl->rect.x2 - ctrl->rect.x1);	ctrl->rect.y2=y + (ctrl->rect.y2 - ctrl->rect.y1);	ctrl->rect.x1=x;	ctrl->rect.y1=y;}