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comparison foosdk/sdk/libPPUI/CIconOverlayWindow.h @ 1:20d02a178406 default tip

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author Paper <paper@tflc.us>
date Mon, 05 Jan 2026 02:15:46 -0500
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0:e9bb126753e7 1:20d02a178406
1 #pragma once
2
3 #include "win32_op.h"
4
5 typedef CWinTraits<WS_POPUP,WS_EX_LAYERED> _COverlayWindowTraits;
6
7 class CIconOverlayWindow : public CWindowImpl<CIconOverlayWindow,CWindow,_COverlayWindowTraits> {
8 public:
9 DECLARE_WND_CLASS_EX(TEXT("{384298D0-4370-4f9b-9C36-49FC1A396DC7}"),0,(-1));
10
11 void AttachIcon(HICON p_icon) {m_icon = p_icon;}
12 bool HaveIcon() const {return m_icon != NULL;}
13
14 enum {
15 ColorKey = 0xc0ffee
16 };
17
18 BEGIN_MSG_MAP_EX(CIconOverlayWindow)
19 MESSAGE_HANDLER(WM_CREATE,OnCreate);
20 MESSAGE_HANDLER(WM_PAINT,OnPaint);
21 MESSAGE_HANDLER(WM_ERASEBKGND,OnEraseBkgnd);
22 END_MSG_MAP()
23 private:
24 LRESULT OnCreate(UINT,WPARAM,LPARAM,BOOL&) {
25 ::SetLayeredWindowAttributes(*this,ColorKey,0,LWA_COLORKEY);
26 return 0;
27 }
28 LRESULT OnEraseBkgnd(UINT,WPARAM p_wp,LPARAM,BOOL&) {
29 CRect rcClient;
30 WIN32_OP_D( GetClientRect(rcClient) );
31 CDCHandle((HDC)p_wp).FillSolidRect(rcClient,ColorKey);
32 return 1;
33 }
34 LRESULT OnPaint(UINT,WPARAM,LPARAM,BOOL& bHandled) {
35 if (m_icon != NULL) {
36 CPaintDC dc(*this);
37 CRect client;
38 WIN32_OP_D( GetClientRect(&client) );
39 dc.DrawIconEx(0,0,m_icon,client.right,client.bottom);
40 //CDCHandle(ps.hdc).DrawIcon(0,0,m_icon);
41 } else {
42 bHandled = FALSE;
43 }
44 return 0;
45 }
46 CIcon m_icon;
47 };