reactos/base/applications/mspaint/palette.h
Katayama Hirofumi MZ 44b2a46d03
[MSPAINT] Avoid flickering when resizing (#5144)
- Add CPaletteWindow::OnEraseBkgnd to avoid flickering.
- Add getColorBoxRect and drawColorBox helper functions to draw a color box.
- Add CPaletteWindow::DoHitTest helper function to do a hit test.
- Improve CPaletteWindow::OnPaint by using a memory bitmap.
- Improve readability of CMainWindow::alignChildrenToMainWindow.
CORE-18867
2023-03-15 07:29:25 +09:00

43 lines
1.8 KiB
C++

/*
* 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;
};