reactos/base/applications/mspaint/palette.h

/*
 * PROJECT:     PAINT for ReactOS
 * LICENSE:     LGPL
 * FILE:        base/applications/mspaint/palette.h
 * PURPOSE:     Window procedure of the palette window
 * PROGRAMMERS: Benedikt Freisen
 */

#pragma once

#define CXY_COLORBOX   16 /* width / height of a normal color box */
#define CXY_BIGBOX     (CXY_COLORBOX * 2) /* width / height of the big box */
#define CY_PALETTE     (8 + CXY_BIGBOX + 8)

class CPaletteWindow : public CWindowImpl<CPaletteWindow>
{
public:
    DECLARE_WND_CLASS_EX(_T("Palette"), CS_DBLCLKS, COLOR_BTNFACE)

    BEGIN_MSG_MAP(CPaletteWindow)
        MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBkgnd)
        MESSAGE_HANDLER(WM_PAINT, OnPaint)
        MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown)
        MESSAGE_HANDLER(WM_RBUTTONDOWN, OnRButtonDown)
        MESSAGE_HANDLER(WM_LBUTTONDBLCLK, OnLButtonDblClk)
        MESSAGE_HANDLER(WM_RBUTTONDBLCLK, OnRButtonDblClk)
        MESSAGE_HANDLER(WM_PALETTEMODELCOLORCHANGED, OnPaletteModelColorChanged)
        MESSAGE_HANDLER(WM_PALETTEMODELPALETTECHANGED, OnPaletteModelPaletteChanged)
    END_MSG_MAP()

    LRESULT OnEraseBkgnd(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnLButtonDown(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnRButtonDown(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnLButtonDblClk(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnRButtonDblClk(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnPaletteModelColorChanged(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
    LRESULT OnPaletteModelPaletteChanged(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

protected:
    INT DoHitTest(INT xPos, INT yPos) const;
};