61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
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#include "precomp.h"
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#include "foreignwnd.h"
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PtrListQuickSorted<ForeignWndProc, ForeignWndProcComparator> ForeignWnd::foreignwndprocs;
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LRESULT CALLBACK foreignWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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ForeignWndProc *wp = ForeignWnd::foreignwndprocs.findItem((const wchar_t *)hwnd);
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if (wp)
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{
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if (uMsg == WM_SHOWWINDOW) // more ?
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wp->wnd->wndProc(hwnd, uMsg, wParam, lParam);
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return CallWindowProc(wp->oldWindowProc, hwnd, uMsg, wParam, lParam);
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}
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return DefWindowProc(hwnd, uMsg, wParam, lParam);
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}
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ForeignWnd::ForeignWnd(OSWINDOWHANDLE wndhandle, OSMODULEHANDLE module, int subclass)
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{
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thishwnd = wndhandle;
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setOSModuleHandle(module);
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#ifdef EXPERIMENTAL_INDEPENDENT_AOT
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DebugString("ForeignWnd::ForeignWnd(OSWINDOWHANDLE wndhandle): There might be problems with GWL_USERDATA assumptions when EXPERIMENTAL_INDEPENDENT_AOT is on, lone should audit\n");
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#endif
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// access protected basewnd member
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hwnd = wndhandle;
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setForeignWnd(1);
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if (subclass)
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{
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oldWindowProc = (WNDPROC) GetWindowLongPtrW(wndhandle, GWLP_WNDPROC);
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wndprocentry = new ForeignWndProc;
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wndprocentry->wnd = this;
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wndprocentry->hwnd = thishwnd;
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wndprocentry->oldWindowProc = oldWindowProc;
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foreignwndprocs.addItem(wndprocentry);
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SetWindowLongPtrW(thishwnd, GWLP_WNDPROC, (LONG_PTR)foreignWindowProc);
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}
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else
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{
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oldWindowProc = NULL;
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wndprocentry = NULL;
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}
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}
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ForeignWnd::~ForeignWnd()
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{
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if (wndprocentry && oldWindowProc)
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{
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foreignwndprocs.removeItem(wndprocentry);
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delete wndprocentry;
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wndprocentry = NULL;
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SetWindowLongPtrW(thishwnd, GWLP_WNDPROC, (LONG_PTR)oldWindowProc);
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oldWindowProc = NULL;
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}
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}
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