Ykkrosh
4b06ebd52d
Add buttons to open the web site and IRC. Tentatively allow Atlas to be launched from the menu. Add some shutdown functions to support relaunching into Atlas without having to restart the whole process. This was SVN commit r7714.
126 lines
3.5 KiB
C++
126 lines
3.5 KiB
C++
/* Copyright (c) 2010 Wildfire Games
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "precompiled.h"
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#include "lib/sysdep/cursor.h"
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#include "lib/sysdep/os/win/win.h"
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#include "lib/sysdep/os/win/wutil.h"
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static sys_cursor cursor_from_HICON(HICON hIcon)
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{
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return (sys_cursor)(uintptr_t)hIcon;
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}
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static sys_cursor cursor_from_HCURSOR(HCURSOR hCursor)
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{
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return (sys_cursor)(uintptr_t)hCursor;
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}
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static HICON HICON_from_cursor(sys_cursor cursor)
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{
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return (HICON)(uintptr_t)cursor;
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}
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static HCURSOR HCURSOR_from_cursor(sys_cursor cursor)
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{
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return (HCURSOR)(uintptr_t)cursor;
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}
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LibError sys_cursor_create(int w, int h, void* bgra_img, int hx, int hy, sys_cursor* cursor)
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{
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*cursor = 0;
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// MSDN says selecting this HBITMAP into a DC is slower since we use
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// CreateBitmap; bpp/format must be checked against those of the DC.
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// this is the simplest way and we don't care about slight performance
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// differences because this is typically only called once.
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HBITMAP hbmColour = CreateBitmap(w, h, 1, 32, bgra_img);
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// CreateIconIndirect doesn't access this; we just need to pass
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// an empty bitmap.
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HBITMAP hbmMask = CreateBitmap(w, h, 1, 1, 0);
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// create the cursor (really an icon; they differ only in
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// fIcon and the hotspot definitions).
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ICONINFO ii;
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ii.fIcon = FALSE; // cursor
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ii.xHotspot = (DWORD)hx;
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ii.yHotspot = (DWORD)hy;
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ii.hbmMask = hbmMask;
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ii.hbmColor = hbmColour;
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HICON hIcon = CreateIconIndirect(&ii);
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// CreateIconIndirect makes copies, so we no longer need these.
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DeleteObject(hbmMask);
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DeleteObject(hbmColour);
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if(!wutil_IsValidHandle(hIcon))
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WARN_RETURN(ERR::FAIL);
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*cursor = cursor_from_HICON(hIcon);
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return INFO::OK;
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}
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LibError sys_cursor_create_empty(sys_cursor* cursor)
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{
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u8 bgra_img[] = {0, 0, 0, 0};
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return sys_cursor_create(1, 1, bgra_img, 0, 0, cursor);
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}
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LibError sys_cursor_set(sys_cursor cursor)
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{
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// restore default cursor.
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if(!cursor)
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cursor = cursor_from_HCURSOR(LoadCursor(0, MAKEINTRESOURCE(IDC_ARROW)));
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(void)SetCursor(HCURSOR_from_cursor(cursor));
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// return value (previous cursor) is useless.
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return INFO::OK;
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}
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LibError sys_cursor_free(sys_cursor cursor)
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{
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// bail now to prevent potential confusion below; there's nothing to do.
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if(!cursor)
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return INFO::OK;
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// if the cursor being freed is active, restore the default arrow
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// (just for safety).
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if(cursor_from_HCURSOR(GetCursor()) == cursor)
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WARN_ERR(sys_cursor_set(0));
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BOOL ok = DestroyIcon(HICON_from_cursor(cursor));
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return LibError_from_win32(ok);
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}
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LibError sys_cursor_reset()
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{
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return INFO::OK;
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}
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