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383
Src/Wasabi/api/wndmgr/resize.cpp
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383
Src/Wasabi/api/wndmgr/resize.cpp
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#include <precomp.h>
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#ifdef WIN32
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#include <windows.h>
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#endif
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#include <bfc/assert.h>
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#include <api/wndmgr/resize.h>
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#include <api/wnd/wndtrack.h>
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#include <api/wnd/basewnd.h>
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#include <api/wndmgr/layout.h>
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#define tag L"wa3_resizerclass"
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extern HINSTANCE hInstance;
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//----------------------------------------------------------------------
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resizeClass::resizeClass(ifc_window *wnd, int minx, int miny, int maxx, int maxy, int sugx, int sugy)
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{
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screenWidth = Wasabi::Std::getScreenWidth();
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screenHeight = Wasabi::Std::getScreenHeight();
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#if defined (_WIN32) || defined(_WIN64)
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WNDCLASSW wc;
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if (!GetClassInfoW(hInstance, tag, &wc))
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{
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MEMSET(&wc, 0, sizeof(wc));
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wc.lpfnWndProc = resizeWndProc;
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wc.hInstance = hInstance; // hInstance of DLL
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wc.lpszClassName = tag; // our window class name
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wc.style = 0;
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int _r = RegisterClassW(&wc);
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ASSERTPR(_r, "cannot create resizer wndclass");
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}
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hWnd = CreateWindowExW(0, tag, L"", 0, 0, 0, 1, 1, NULL, NULL, hInstance, NULL);
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ASSERT(hWnd);
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SetWindowLongPtrW(hWnd, GWLP_USERDATA, (LONG_PTR)this);
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if (minx > maxx && maxx != -1) minx = maxx;
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if (miny > maxy && maxy != -1) miny = maxy;
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#endif
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minWinWidth = minx;
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minWinHeight = miny;
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maxWinWidth = maxx;
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maxWinHeight = maxy;
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sugWinWidth = sugx;
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sugWinHeight = sugy;
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if (wnd->getInterface(layoutGuid))
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{
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static_cast<Layout *>(wnd)->getSnapAdjust(&snapAdjust);
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if (minWinWidth != -1) minWinWidth -= snapAdjust.left + snapAdjust.right;
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if (minWinHeight != -1) minWinHeight -= snapAdjust.bottom + snapAdjust.top;
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if (maxWinWidth != -1) maxWinWidth -= snapAdjust.left + snapAdjust.right;
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if (maxWinHeight != -1) maxWinHeight -= snapAdjust.bottom + snapAdjust.top;
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if (sugWinWidth != -1) sugWinWidth -= snapAdjust.left + snapAdjust.right;
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if (sugWinHeight != -1) sugWinHeight -= snapAdjust.bottom + snapAdjust.top;
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}
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dc = NULL;
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#ifdef WIN32
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oldB = NULL;
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brush = NULL;
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oldP = NULL;
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pen = NULL;
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#endif
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}
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//----------------------------------------------------------------------
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resizeClass::~resizeClass()
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{
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#ifdef WIN32
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if (dc)
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{
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SelectObject(dc, oldB);
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SelectObject(dc, oldP);
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SetROP2(dc, mix);
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DeleteObject(pen);
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DeleteObject(brush);
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ReleaseDC(NULL, dc);
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}
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if (IsWindow(hWnd))
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DestroyWindow(hWnd);
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//BU win98 sucks UnregisterClass(tag, Main::gethInstance());
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#else
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if (dc)
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{
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XFreeGC(Linux::getDisplay(), dc->gc);
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FREE(dc);
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}
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#endif
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}
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//----------------------------------------------------------------------
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BOOL CALLBACK invalidateChildren(HWND hwnd, LPARAM lParam)
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{
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InvalidateRect(hwnd, NULL, FALSE);
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return TRUE;
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}
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//----------------------------------------------------------------------
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BOOL CALLBACK invalidateAll(HWND hwnd, LPARAM lParam)
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{
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EnumChildWindows(hwnd, invalidateChildren, 0);
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InvalidateRect(hwnd, NULL, FALSE);
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return TRUE;
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}
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//----------------------------------------------------------------------
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int resizeClass::resizeWindow(ifc_window *wnd, int way)
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{
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// paintHookStart();
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wnd->getWindowRect(&originalRect);
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snapAdjust.left = 0;
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snapAdjust.top = 0;
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snapAdjust.right = 0;
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snapAdjust.bottom = 0;
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if (wnd->getInterface(layoutGuid))
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{
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static_cast<Layout *>(wnd)->getSnapAdjust(&snapAdjust);
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if (wnd->getRenderRatio() != 1.0)
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{
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double rr = wnd->getRenderRatio();
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snapAdjust.left = (int)((double)(snapAdjust.left) * rr);
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snapAdjust.top = (int)((double)(snapAdjust.top) * rr);
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snapAdjust.right = (int)((double)(snapAdjust.right) * rr);
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snapAdjust.bottom = (int)((double)(snapAdjust.bottom) * rr);
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}
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originalRect.left += snapAdjust.left;
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originalRect.top += snapAdjust.top;
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originalRect.right -= snapAdjust.right;
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originalRect.bottom -= snapAdjust.bottom;
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}
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curRect = originalRect;
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resizeWay = way;
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resizedWindow = wnd->gethWnd();
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resizedWindowR = wnd;
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POINT pt;
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Wasabi::Std::getMousePos(&pt);
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cX = pt.x;
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cY = pt.y;
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#ifdef WIN32
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SetCapture(hWnd);
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#endif
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SetTimer(hWnd, 1, 100, NULL); // this timer will make sure that we never get interlock
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drawFrame();
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MSG msg;
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cancelit = 1;
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while (GetCapture() == hWnd && GetMessage( &msg, hWnd, 0, 0 ))
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{
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TranslateMessage( &msg );
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#ifdef LINUX
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if ( msg.message == WM_LBUTTONUP || msg.message == WM_MOUSEMOVE )
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wndProc( msg.hwnd, msg.message, msg.wParam, msg.lParam );
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else
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#endif
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DispatchMessage( &msg );
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}
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drawFrame();
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// paintHookStop();
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if (GetCapture() == hWnd) ReleaseCapture();
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KillTimer(hWnd, 1);
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if (!cancelit)
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{
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curRect.left -= snapAdjust.left;
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curRect.top -= snapAdjust.top;
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curRect.right += snapAdjust.right;
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curRect.bottom += snapAdjust.bottom;
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}
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else
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{
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curRect = originalRect;
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// evil, but less evil than InvalidateRect(NULL, NULL, FALSE);
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EnumWindows(invalidateAll, 0);
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}
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return !cancelit;
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}
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//----------------------------------------------------------------------
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RECT resizeClass::getRect(void)
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{
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return curRect;
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}
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//#define nifty
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//----------------------------------------------------------------------
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void resizeClass::drawFrame(void)
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{
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RECT outRect;
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#ifdef WIN32
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if (!dc)
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{
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dc = GetDC(NULL);
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brush = CreateSolidBrush(0xFFFFFF);
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pen = CreatePen(PS_SOLID, 0, 0xFFFFFF);
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oldB = (HBRUSH)SelectObject(dc, brush);
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oldP = (HPEN)SelectObject(dc, pen);
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mix = SetROP2(dc, R2_XORPEN);
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}
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outRect = curRect;
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#ifndef nifty
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DrawFocusRect(dc, &outRect);
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#else
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RECT inRect;
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inRect = outRect;
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inRect.left += 10;
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inRect.right -= 10;
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inRect.top += 24;
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inRect.bottom -= 10;
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MoveToEx(dc, inRect.left, inRect.top, NULL);
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LineTo(dc, inRect.right, inRect.top);
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LineTo(dc, inRect.right, inRect.bottom);
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LineTo(dc, inRect.left, inRect.bottom);
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LineTo(dc, inRect.left, inRect.top);
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MoveToEx(dc, outRect.left, 0, NULL);
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LineTo(dc, outRect.left, screenHeight);
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MoveToEx(dc, outRect.right, 0, NULL);
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LineTo(dc, outRect.right, screenHeight);
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MoveToEx(dc, 0, outRect.top, NULL);
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LineTo(dc, screenWidth, outRect.top);
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MoveToEx(dc, 0, outRect.bottom, NULL);
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LineTo(dc, screenWidth, outRect.bottom);
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#endif
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#endif//WIN32
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#ifdef LINUX
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outRect = curRect;
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if ( ! dc )
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{
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dc = (HDC)MALLOC( sizeof( hdc_typ ) );
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XGCValues gcv;
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gcv.function = GXxor;
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gcv.subwindow_mode = IncludeInferiors;
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gcv.foreground = 0xffffff;
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gcv.line_style = LineOnOffDash;
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gcv.dashes = 1;
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dc->gc = XCreateGC( Linux::getDisplay(), Linux::RootWin(), GCFunction | GCForeground | GCSubwindowMode, &gcv );
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}
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XDrawRectangle( Linux::getDisplay(), Linux::RootWin(), dc->gc,
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outRect.left, outRect.top, outRect.right - outRect.left,
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outRect.bottom - outRect.top );
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#endif
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//PORTME
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}
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LRESULT resizeClass::wndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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switch (uMsg)
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{
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case WM_LBUTTONUP:
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cancelit = 0;
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ReleaseCapture();
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return 0;
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case WM_MOUSEMOVE:
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{
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POINT pt;
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int iX, iY;
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Wasabi::Std::getMousePos(&pt);
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iX = pt.x - cX;
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iY = pt.y - cY;
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drawFrame();
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if (resizeWay & TOP)
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curRect.top = originalRect.top + iY;
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if (resizeWay & BOTTOM)
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curRect.bottom = originalRect.bottom + iY;
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if (resizeWay & LEFT)
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curRect.left = originalRect.left + iX;
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if (resizeWay & RIGHT)
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curRect.right = originalRect.right + iX;
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if (abs((curRect.right - curRect.left) - sugWinWidth) < 10)
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if (resizeWay & RIGHT)
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curRect.right = curRect.left + sugWinWidth;
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else if (resizeWay & LEFT)
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curRect.left = curRect.right - sugWinWidth;
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if (abs((curRect.bottom - curRect.top) - sugWinHeight) < 10)
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if (resizeWay & BOTTOM)
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curRect.bottom = curRect.top + sugWinHeight;
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else if (resizeWay & TOP)
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curRect.top = curRect.bottom - sugWinHeight;
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curRect.left -= snapAdjust.left;
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curRect.top -= snapAdjust.top;
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curRect.right += snapAdjust.right;
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curRect.bottom += snapAdjust.bottom;
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windowTracker->autoDock(resizedWindowR, &curRect, resizeWay);
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curRect.left += snapAdjust.left;
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curRect.top += snapAdjust.top;
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curRect.right -= snapAdjust.right;
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curRect.bottom -= snapAdjust.bottom;
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if ((curRect.right - curRect.left) < minWinWidth)
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if (resizeWay & RIGHT)
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curRect.right = curRect.left + minWinWidth;
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else if (resizeWay & LEFT)
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curRect.left = curRect.right - minWinWidth;
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if ((curRect.bottom - curRect.top) < minWinHeight)
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if (resizeWay & BOTTOM)
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curRect.bottom = curRect.top + minWinHeight;
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else if (resizeWay & TOP)
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curRect.top = curRect.bottom - minWinHeight;
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if (maxWinWidth != -1 && (curRect.right - curRect.left) > maxWinWidth)
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if (resizeWay & RIGHT)
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curRect.right = curRect.left + maxWinWidth;
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else if (resizeWay & LEFT)
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curRect.left = curRect.right - maxWinWidth;
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if (maxWinHeight != -1 && (curRect.bottom - curRect.top) > maxWinHeight)
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if (resizeWay & BOTTOM)
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curRect.bottom = curRect.top + maxWinHeight;
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else if (resizeWay & TOP)
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curRect.top = curRect.bottom - maxWinHeight;
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drawFrame();
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}
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return 0;
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}
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#ifdef WIN32
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return DefWindowProcW(hwnd, uMsg, wParam, lParam);
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#else
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return 0;
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#endif
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}
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// Window Procedure
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//
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LRESULT CALLBACK resizeWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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#ifdef WIN32
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resizeClass *gThis = (resizeClass *)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
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if (!gThis)
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return DefWindowProcW(hwnd, uMsg, wParam, lParam);
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else
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return gThis->wndProc(hwnd, uMsg, wParam, lParam);
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#else
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return 0;
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#endif
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}
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void resizeClass::setResizeCursor(int action)
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{}
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