mgwidget.h

monqueror一个很具有参考价值的源玛

#ifndef		_MGWIDGET_H_
#define		_MGWIDGET_H_

class MGFont;
class MGSize;

#include "mgrect.h"

namespace khtml {
	class RenderFormElement;
};

class MGWidget
{
public:
	MGWidget();
	MGWidget(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidget();
	
#if( _CURRENT_PLATFORM == _PLATFORM_MINIGUI )
	HDC getHdc() const;
	inline HWND getHwnd() const {return m_hWnd;}
	inline HWND getParent() const {return m_hWndParent;}
#endif

	inline virtual int ProcNotification (int code) {return 0;};
	virtual void clicked();
	virtual void initWindow();

	virtual int width() const;
	virtual int height() const;
	virtual MGSize sizeHint() const;

	virtual int x() const;
	virtual int y() const;

	virtual void show();
	virtual void hide();

	virtual void resize( int w, int h );
	virtual void moveWindow( int x, int y );

	virtual void setFocus();
	virtual void clearFocus();

	virtual void setFont( const MGFont& font );
	void setText( const char * str );

	virtual void layout();
	
	bool isVisible() const { return m_bShowIt; }
	void setVisible( bool show ) { m_bShowIt = show; }
protected:
#if( _CURRENT_PLATFORM == _PLATFORM_MINIGUI )
	HWND m_hWnd, m_hWndParent;
	MGRect m_rectWnd;
	MGSize m_size;
#endif
	bool m_bShowIt;
	khtml::RenderFormElement * m_renderer;
};


//--------------------------------------------------------------------------------------------------------------------Button

class MGWidgetButton : public MGWidget
{
public:
	MGWidgetButton(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetButton();
	inline virtual int ProcNotification (int code) {
		if (code == BN_CLICKED) clicked(); return 0;}
	virtual MGSize sizeHint() const;
	virtual void clicked();
	virtual void initWindow();
};


//--------------------------------------------------------------------------------------------------------------------Radio
class MGWidgetRadio : public MGWidget
{
public:
	MGWidgetRadio(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetRadio();
	inline virtual int ProcNotification (int code) {
		if (code == BN_CLICKED) clicked(); return 0;}
	virtual MGSize sizeHint() const;
	virtual void clicked();
	void setChecked(bool b);
	virtual void initWindow();
};


//--------------------------------------------------------------------------------------------------------------------Check

class MGWidgetCheck : public MGWidget
{
public:
	MGWidgetCheck(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetCheck();
	inline virtual int ProcNotification (int code) {
		if (code == BN_CLICKED) clicked(); return 0;}
	virtual MGSize sizeHint() const;
	virtual void clicked();
	void setChecked(bool b);
	virtual void initWindow();
};


//--------------------------------------------------------------------------------------------------------------------Edit

class MGWidgetEdit : public MGWidget
{
public:
	MGWidgetEdit(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetEdit();
	virtual int ProcNotification (int code);
	virtual void clicked();
	virtual void initWindow();
};

//--------------------------------------------------------------------------------------------------------------------Password
class MGWidgetEditPassword : public MGWidgetEdit
{
public:
	MGWidgetEditPassword(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetEditPassword();
	virtual void initWindow();
};

//--------------------------------------------------------------------------------------------------------------------Static
class MGWidgetStatic : public MGWidget
{
public:
	MGWidgetStatic(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetStatic();
	inline virtual int ProcNotification (int code) {
		if (code == STN_CLICKED) clicked(); return 0;}
	virtual void clicked();
	virtual void initWindow();
};


//--------------------------------------------------------------------------------------------------------------------Parent
class MGWidgetParent : public MGWidget
{
# define BUTTON_ID 0

public:
	MGWidgetParent(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetParent();
	virtual void clicked();
	virtual void initWindow();
	virtual void show();
	virtual void hide();
	MGWidgetEdit * getEdit(){ return m_Edit; };
	virtual MGSize sizeHint() const;
private:
	MGWidgetEdit * m_Edit;
	HWND m_hButton;
	HWND m_hEdit;
	int m_ButtonID;
	static int ParentProc( HWND hWnd, int message, WPARAM wParam, LPARAM lParam );
	bool createParentWnd( int x, int y, int w, int h, bool visible, HWND hParent );
};

//-----------------------------------------------------------------------------------------------------------ComboBox

class MGWidgetComboBox : public MGWidget
{
public:
	MGWidgetComboBox(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetComboBox();
	virtual int ProcNotification(int code);
	
	virtual void clicked();

	virtual void initWindow();

	void insertItem(const char * str, int index);
	void clear();
	int currentItem();
	void setCurrentItem(int index);
};

//-----------------------------------------------------------------------------------------------------------List

class MGWidgetList : public MGWidget
{
public:
	MGWidgetList(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetList();
	virtual int ProcNotification(int code);
	
	virtual void clicked();

	virtual void initWindow();
	virtual MGSize sizeHint()  const;

	void insertItem(const char * str, int index);
	void clear();
	bool isSelected( int index );
	void setSelected( int index, bool );
};

//------------------------------------------------------------------------------------------------------------------TextArea
class MGWidgetTextArea : public MGWidget
{
public:
	MGWidgetTextArea(HWND hWndParent, khtml::RenderFormElement * renderer);
	virtual ~MGWidgetTextArea();
	virtual int ProcNotification(int code);
	virtual void initWindow();
	virtual MGSize sizeHint() const;
	QString text();
};
#endif