notepad-plus-plus/PowerEditor/src/WinControls/DockingWnd/DockingCont.h

// this file is part of docking functionality for Notepad++
// Copyright (C)2005 Jens Lorenz <jens.plugin.npp@gmx.de>
// 
// 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 of the License, 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., 675 Mass Ave, Cambridge, MA 02139, USA.


#ifndef DOCKINGCONT
#define DOCKINGCONT

#include "StaticDialog.h"
#include "Resource.h"
#include "Docking.h"
#include <windows.h>
#include <string>
#include <vector>
#include <commctrl.h>
#include "Common.h"

using namespace std;


// window styles
#define POPUP_STYLES		(WS_POPUP|WS_CLIPSIBLINGS|WS_CAPTION|WS_SYSMENU|WS_THICKFRAME|WS_MAXIMIZEBOX)
#define POPUP_EXSTYLES		(WS_EX_CONTROLPARENT|WS_EX_WINDOWEDGE|WS_EX_TOOLWINDOW)
#define CHILD_STYLES		(WS_CHILD)
#define CHILD_EXSTYLES		(0x00000000L)

#define MIN_TABWIDTH		24


enum eMousePos {
	posOutside,
	posCaption,
	posClose
};

// some fix modify values for GUI
#define	HIGH_CAPTION		18
#define HIGH_TAB			20
#define CAPTION_GAP			2
#define CLOSEBTN_POS_LEFT	3
#define CLOSEBTN_POS_TOP	3




class DockingCont : public StaticDialog
{
public:
	DockingCont();
	~DockingCont();

	HWND getTabWnd() {
		return _hContTab;
	};
	HWND getCaptionWnd() { 
		if (_isFloating == false)
			return _hCaption;
		else
			return _hSelf;
	};

	tTbData* createToolbar(tTbData data);
	void	 removeToolbar(tTbData data);
	tTbData* findToolbarByWnd(HWND hClient);
	tTbData* findToolbarByName(TCHAR* pszName);

	void showToolbar(tTbData *pTbData, BOOL state);

	BOOL updateInfo(HWND hClient) {
		for (size_t iTb = 0; iTb < _vTbData.size(); iTb++)
		{
			if (_vTbData[iTb]->hClient == hClient)
			{
				updateCaption();
				return TRUE;
			}
		}
		return FALSE;
	};

	void setActiveTb(tTbData* pTbData);
	void setActiveTb(INT iItem);
	INT getActiveTb();
	tTbData* getDataOfActiveTb();
	vector<tTbData *> getDataOfAllTb() {
		return _vTbData;
	};
	vector<tTbData *> getDataOfVisTb();
	bool isTbVis(tTbData* data);

	void doDialog(bool willBeShown = true, bool isFloating = false);

	bool isFloating() {
		return _isFloating;
	}

	INT getElementCnt() {
		return _vTbData.size();
	}

	// interface function for gripper
	BOOL startMovingFromTab() {
		BOOL	dragFromTabTemp = _dragFromTab;
		_dragFromTab = FALSE;
		return dragFromTabTemp;
	};

	void setCaptionTop(BOOL isTopCaption) {
		_isTopCaption = (isTopCaption == CAPTION_TOP);
		onSize();
	};

	void focusClient();

	void SetActive(BOOL bState) {
		_isActive = bState;
		updateCaption();
	};

	void setTabStyle(const BOOL & bDrawOgLine) {
		_bDrawOgLine = bDrawOgLine;
		RedrawWindow(_hContTab, NULL, NULL, 0);
	};

    virtual void destroy() {
		for (INT iTb = _vTbData.size(); iTb > 0; iTb--)
		{
			delete _vTbData[iTb-1];
		}
		::DestroyWindow(_hSelf);
	};

protected :

	// Subclassing caption
	LRESULT runProcCaption(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam);
	static LRESULT CALLBACK wndCaptionProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) {
		return (((DockingCont *)(::GetWindowLongPtr(hwnd, GWL_USERDATA)))->runProcCaption(hwnd, Message, wParam, lParam));
	};

	// Subclassing tab
	LRESULT runProcTab(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam);
	static LRESULT CALLBACK wndTabProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) {
		return (((DockingCont *)(::GetWindowLongPtr(hwnd, GWL_USERDATA)))->runProcTab(hwnd, Message, wParam, lParam));
	};

    virtual BOOL CALLBACK run_dlgProc(UINT message, WPARAM wParam, LPARAM lParam);

	// drawing functions
	void drawCaptionItem(DRAWITEMSTRUCT *pDrawItemStruct);
	void drawTabItem(DRAWITEMSTRUCT *pDrawItemStruct);
	void onSize();

	// functions for caption handling and drawing
	eMousePos isInRect(HWND hwnd, INT x, INT y);

	// handling of toolbars
	void doClose();

	// return new item
	INT  SearchPosInTab(tTbData* pTbData);
	void SelectTab(INT iTab);

	INT  hideToolbar(tTbData* pTbData, BOOL hideClient = TRUE);
	void viewToolbar(tTbData *pTbData);
	INT  removeTab(tTbData* pTbData) {
		return hideToolbar(pTbData, FALSE);
	};

	bool updateCaption();
	LPARAM NotifyParent(UINT message);

private:
	// handles
	BOOL					_isActive;
	bool					_isFloating;
	HWND					_hCaption;
	HWND					_hContTab;

	// horizontal font for caption and tab
	HFONT					_hFont;

	// caption params
	BOOL					_isTopCaption;
	std::generic_string    _pszCaption;

	BOOL					_isMouseDown;
	BOOL					_isMouseClose;
	BOOL					_isMouseOver;
	RECT					_rcCaption;
	
	// tab style
	BOOL					_bDrawOgLine;

	// Important value for DlgMoving class
	BOOL					_dragFromTab;

	// subclassing handle for caption
	WNDPROC					_hDefaultCaptionProc;

	// subclassing handle for tab
	WNDPROC					_hDefaultTabProc;

	// for moving and reordering
	UINT					_prevItem;
	BOOL					_beginDrag;
	HIMAGELIST				_hImageList;

	// Is tooltip
	BOOL					_bTabTTHover;
	INT						_iLastHovered;

	BOOL					_bCaptionTT;
	BOOL					_bCapTTHover;
	eMousePos				_hoverMPos;

	// data of added windows
	vector<tTbData *>		_vTbData;
};



#endif // DOCKINGCONT