kmeleon/k-meleon/app/urlbar.h

/*
*  
*
*  This program is free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2, or (at your option)
*  any later version.
*
*  This program is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  You should have received a copy of the GNU General Public License
*  along with this program; if not, write to the Free Software
*  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*
*/

#pragma once

#include "mfcembed.h"
typedef struct _ACResultItem {
	CString value;
	CString comment;
	int score;
	_ACResultItem() {}
	_ACResultItem(CString val, CString com, int s = 0) : value(val), comment(com), score(s) {}
} ACResultItem;

typedef CList<ACResultItem, ACResultItem&> ACResult;
extern CMfcEmbedApp theApp;
class CACListener;

// Have to use my own list box because the combobox is buggy
class CACListBox : public CListBox
{
public:
	CACListBox() {}
	~CACListBox() {}
	void Scroll(short dir, short q = 0);
	void AutoComplete(CString&);
	void OnResult(ACResult* result);
	void ResetContent();

	BOOL m_bBack;
	DECLARE_MESSAGE_MAP()
	afx_msg void OnKillFocus(CWnd* pNewWnd);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
	virtual void MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct);

public:
	afx_msg BOOL OnMouseWheel(UINT nFlags, short zDelta, CPoint pt);


protected:
	CAutoPtr<ACResult> mResult;
	CEdit *m_edit;
	CFont m_font;		
	int m_ignoreMousemove;
	static void CALLBACK ACCallback(ACResult* result, void* self) {
		((CACListBox*)self)->OnResult(result);
	}
};

class CUrlBarEdit : public CEdit
{
protected:
	CString m_ACStr;
	CACListBox* m_list;

public:
	CUrlBarEdit();
	~CUrlBarEdit();
	int static CALLBACK UrlBreakProc(LPWSTR lpszEditText, int ichCurrent,
		int cchEditText, int wActionCode);
	void StopACSession();
	bool m_AntiLazyIdiot;

	DECLARE_MESSAGE_MAP()
	afx_msg void OnChar(UINT nChar, UINT nRepCnt, UINT nFlags);
	afx_msg void OnTimer(UINT nIDEvent);
	afx_msg UINT OnGetDlgCode();
	afx_msg void OnKillFocus(CWnd* pNewWnd);
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	afx_msg BOOL OnMouseWheel(UINT nFlags, short zDelta, CPoint pt);
	afx_msg void OnSetFocus(CWnd* pOldWnd);
	afx_msg void OnDestroy();
	afx_msg LRESULT OnSetText(WPARAM w, LPARAM l);
	afx_msg LRESULT OnGetText(WPARAM w, LPARAM l);
#ifndef URLBAR_USE_SETWORDBREAKPROC	
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
#endif
	afx_msg void OnContextMenu(CWnd* pWnd, CPoint point);	

protected:
	virtual void PreSubclassWindow();
	virtual BOOL PreTranslateMessage(MSG* pMsg);
};


#define SECURE_COLOR RGB(255,249,168)
#define BROKEN_COLOR RGB(255,132,132)
// A simple UrlBar class...
class CUrlBar : public CComboBoxEx
{
public:
	CUrlBar(){
		m_changed = FALSE;

		// Initialise background brushs & colors for highlight
		m_HighlightType = 0;
		m_crBkclr[0] = GetSysColor(COLOR_WINDOW);
		m_crBkclr[1] = theApp.preferences.GetInt("browser.urlbar.highlight.secure", SECURE_COLOR);
		m_crBkclr[2] = theApp.preferences.GetInt("browser.urlbar.highlight.broken", BROKEN_COLOR);
		m_brBkgnd[0].CreateSysColorBrush(COLOR_WINDOW);
		m_brBkgnd[1].CreateSolidBrush(m_crBkclr[1]); 
		m_brBkgnd[2].CreateSolidBrush(m_crBkclr[2]);
	}

	~CUrlBar(){
	}

	void ScaleFontSize(float f) {
		NONCLIENTMETRICS ncm;
		ncm.cbSize = sizeof(ncm);
		SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0);
		ncm.lfMenuFont.lfHeight = (LONG)floor(ncm.lfMenuFont.lfHeight*f);
		m_font.DeleteObject();
		m_font.CreateFontIndirect(&ncm.lfMenuFont);
		SendMessage(WM_SETFONT, (WPARAM)(HFONT)m_font,1);
	}

	HWND m_hwndEdit;

	int Create(DWORD style, RECT &rect, CWnd *parentWnd, UINT id);

	inline CString GetEnteredURL(BOOL ignoreTyped = FALSE) {
		if (!ignoreTyped) {
			CString url;
			GetWindowText(url);
			return url;
		}

		return m_currentURL;
	}

	inline void ResetURL()
	{
		SetWindowText(m_currentURL);
	}

	inline BOOL GetSelectedURL(CString& url) {
		int nIndex = GetCurSel();
		if (nIndex != LB_ERR) {
			GetLBText(nIndex, url);
			return TRUE;
		}
		return FALSE;
	}   
	inline void SetCurrentURL(LPCTSTR pUrl, BOOL always = FALSE) {
		m_currentURL = pUrl;
		if (!m_changed || always && m_currentURL != GetEnteredURL()) {
			DWORD oldSelection = GetEditCtrl()->GetSel();
			if (HIWORD(oldSelection) != LOWORD(oldSelection) || GetWindowTextLength() == 0)
				oldSelection = MAKELONG(LOWORD(oldSelection), -1);

			m_UrlBarEdit.m_AntiLazyIdiot = false;
			if (_tcsncicmp(pUrl, _T("javascript:"), 11))
				SetWindowText(m_currentURL);
			m_UrlBarEdit.m_AntiLazyIdiot = true;

			TRACE0("EditChanged FALSE in SetCurrentURL\n");
			EditChanged(FALSE);
			//if (!CheckFocus())
				GetEditCtrl()->SetSel(oldSelection, TRUE);
			//else
			//				GetEditCtrl()->SetSel(0,-1, TRUE);
		}
	}   

	inline void AddURLToList(CString& url) {
		USES_CONVERSION;
		COMBOBOXEXITEM ci;
		ci.mask = CBEIF_TEXT | CBEIF_IMAGE | CBEIF_SELECTEDIMAGE;
		ci.iItem = 0;
		ci.iImage = ci.iSelectedImage = I_IMAGECALLBACK;

		ci.pszText = const_cast<TCHAR *>((LPCTSTR)url);
		InsertItem(&ci);
	}
	inline void LoadMRUList() {
		ResetContent();
		if (!theApp.m_MRUList) return;
		POSITION pos = theApp.m_MRUList->GetTailPosition();
		while (pos)
			AddURLToList(theApp.m_MRUList->GetPrev(pos));
	}
    /*int SetSoftFocus() {
        if (IsIconic() || !IsWindowVisible())
	        return 0;
        HWND toplevelWnd = m_hWnd;
        while (::GetParent(toplevelWnd))
            toplevelWnd = ::GetParent(toplevelWnd);
        if (toplevelWnd != ::GetForegroundWindow() || 
            toplevelWnd != ::GetActiveWindow())
            return 0;
        SetFocus();
        return 1;
    }
    void MaintainFocus() {
	   //if (m_bFocusEnabled) {
          if (SetSoftFocus()) {
             m_preserveUrlBarFocus = TRUE;
             m_iFocusCount = 0;
          }
       //}
    }
    BOOL CheckFocus() {
        return m_preserveUrlBarFocus;
    }
    void ReturnFocus(BOOL bDocumentLoading) {
        if (m_preserveUrlBarFocus && --m_iFocusCount >= 0) {
            if (!SetSoftFocus())
                EndFocus();
        }
        else {
            EndFocus();
        }
    }
    void EndFocus() {
        m_preserveUrlBarFocus = FALSE;
    }*/
    inline void EditChanged(BOOL state) {
        m_changed = state;
    }

	inline BOOL GetIsTyped() {
		return m_changed;
	}

	void Highlight(int type){
		m_HighlightType = type;
		//Have to invalidate both for correct redrawing
		GetEditCtrl()->Invalidate();
		Invalidate();
	}

protected:
	COLORREF m_crBkclr[3]; // Background colors (for text)
	CBrush m_brBkgnd[3]; // Background brushs
	int m_HighlightType; // Current background color

	BOOL m_changed;
	CString m_currentURL;
	CFont m_font;
	CUrlBarEdit m_UrlBarEdit;		
public:
	DECLARE_MESSAGE_MAP()
	afx_msg HBRUSH OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor);
#ifdef INTERNAL_SITEICONS
	afx_msg void OnCbenGetdispinfo(NMHDR *pNMHDR, LRESULT *pResult);
#endif
	afx_msg void OnCbenEndedit(NMHDR *pNMHDR, LRESULT *pResult);
	afx_msg void OnCbnEditchange();
	afx_msg void OnCbnSelchange();
};