rev 60071 : 8211999: Window positioning bugs due to overlapping GraphicsDevice bounds (Windows/HiDPI) Reviewed-by: XXX
1 /* 2 * Copyright (c) 1996, 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #ifndef AWT_WINDOW_H 27 #define AWT_WINDOW_H 28 29 #include "awt_Canvas.h" 30 31 #include "java_awt_Window.h" 32 #include "sun_awt_windows_WWindowPeer.h" 33 34 // property name tagging windows disabled by modality 35 static LPCTSTR ModalBlockerProp = TEXT("SunAwtModalBlockerProp"); 36 static LPCTSTR ModalDialogPeerProp = TEXT("SunAwtModalDialogPeerProp"); 37 static LPCTSTR NativeDialogWndProcProp = TEXT("SunAwtNativeDialogWndProcProp"); 38 39 #ifndef WH_MOUSE_LL 40 #define WH_MOUSE_LL 14 41 #endif 42 43 class AwtFrame; 44 45 /************************************************************************ 46 * AwtWindow class 47 */ 48 49 class AwtWindow : public AwtCanvas { 50 public: 51 52 /* java.awt.Window field ids */ 53 static jfieldID warningStringID; 54 static jfieldID locationByPlatformID; 55 static jfieldID screenID; /* screen number passed over from WindowPeer */ 56 static jfieldID autoRequestFocusID; 57 static jfieldID securityWarningWidthID; 58 static jfieldID securityWarningHeightID; 59 60 static jfieldID windowTypeID; 61 62 static jmethodID getWarningStringMID; 63 static jmethodID calculateSecurityWarningPositionMID; 64 static jmethodID windowTypeNameMID; 65 66 AwtWindow(); 67 virtual ~AwtWindow(); 68 69 virtual void Dispose(); 70 71 virtual LPCTSTR GetClassName(); 72 virtual void FillClassInfo(WNDCLASSEX *lpwc); 73 74 static AwtWindow* Create(jobject self, jobject parent); 75 76 // Returns TRUE if this Window is equal to or one of owners of wnd 77 BOOL IsOneOfOwnersOf(AwtWindow * wnd); 78 79 /* Update the insets for this Window (container), its peer & 80 * optional other 81 */ 82 BOOL UpdateInsets(jobject insets = 0); 83 BOOL HasValidRect(); 84 85 static BOOL CALLBACK UpdateOwnedIconCallback(HWND hwnd, LPARAM param); 86 87 INLINE AwtFrame * GetOwningFrameOrDialog() { return m_owningFrameDialog; } 88 89 HWND GetTopLevelHWnd(); 90 91 /* Subtract inset values from a window origin. */ 92 INLINE void SubtractInsetPoint(int& x, int& y) { 93 x -= m_insets.left; 94 y -= m_insets.top; 95 } 96 97 virtual void GetInsets(RECT* rect) { 98 VERIFY(::CopyRect(rect, &m_insets)); 99 } 100 101 /* to make embedded frames easier */ 102 virtual BOOL IsEmbeddedFrame() { return FALSE;} 103 104 /* We can hold children */ 105 virtual BOOL IsContainer() { return TRUE;} 106 107 virtual BOOL IsUndecorated() { return TRUE; } 108 109 INLINE virtual BOOL IsSimpleWindow() { return TRUE; } 110 111 INLINE BOOL IsRetainingHierarchyZOrder() { return m_isRetainingHierarchyZOrder; } 112 113 /* WARNING: don't invoke on Toolkit thread! */ 114 INLINE BOOL IsAutoRequestFocus() { 115 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 116 return env->GetBooleanField(GetTarget(env), AwtWindow::autoRequestFocusID); 117 } 118 119 INLINE virtual BOOL IsFocusedWindowModalBlocker() { 120 return FALSE; 121 } 122 123 virtual void Reshape(int x, int y, int w, int h); 124 virtual void Invalidate(RECT* r); 125 virtual void Show(); 126 virtual void SetResizable(BOOL isResizable); 127 BOOL IsResizable(); 128 virtual void RecalcNonClient(); 129 virtual void RedrawNonClient(); 130 virtual int GetScreenImOn(); 131 virtual void CheckIfOnNewScreen(BOOL force); 132 virtual void Grab(); 133 virtual void Ungrab(); 134 virtual void Ungrab(BOOL doPost); 135 virtual void SetIconData(JNIEnv* env, jintArray iconData, jint w, jint h, 136 jintArray smallIconData, jint smw, jint smh); 137 virtual void DoUpdateIcon(); 138 INLINE HICON GetHIcon() {return m_hIcon;}; 139 INLINE HICON GetHIconSm() {return m_hIconSm;}; 140 INLINE BOOL IsIconInherited() {return m_iconInherited;}; 141 INLINE virtual BOOL IsLightweightFrame() {return FALSE;} 142 143 /* Post events to the EventQueue */ 144 void SendComponentEvent(jint eventId); 145 void SendWindowEvent(jint id, HWND opposite = NULL, 146 jint oldState = 0, jint newState = 0); 147 148 BOOL IsFocusableWindow(); 149 150 /* some helper methods about blocking windows by modal dialogs */ 151 INLINE static HWND GetModalBlocker(HWND window) { 152 return reinterpret_cast<HWND>(::GetProp(window, ModalBlockerProp)); 153 } 154 static void SetModalBlocker(HWND window, HWND blocker); 155 static void SetAndActivateModalBlocker(HWND window, HWND blocker); 156 157 static HWND GetTopmostModalBlocker(HWND window); 158 159 /* 160 * Windows message handler functions 161 */ 162 virtual MsgRouting WmActivate(UINT nState, BOOL fMinimized, HWND opposite); 163 virtual MsgRouting WmCreate(); 164 virtual MsgRouting WmClose(); 165 virtual MsgRouting WmDestroy(); 166 virtual MsgRouting WmShowWindow(BOOL show, UINT status); 167 virtual MsgRouting WmGetMinMaxInfo(LPMINMAXINFO lpmmi); 168 virtual MsgRouting WmMove(int x, int y); 169 virtual MsgRouting WmSize(UINT type, int w, int h); 170 virtual MsgRouting WmSizing(); 171 virtual MsgRouting WmEnterSizeMove(); 172 virtual MsgRouting WmExitSizeMove(); 173 virtual MsgRouting WmPaint(HDC hDC); 174 virtual MsgRouting WmSettingChange(UINT wFlag, LPCTSTR pszSection); 175 virtual MsgRouting WmNcCalcSize(BOOL fCalcValidRects, 176 LPNCCALCSIZE_PARAMS lpncsp, LRESULT& retVal); 177 virtual MsgRouting WmNcHitTest(UINT x, UINT y, LRESULT& retVal); 178 virtual MsgRouting WmNcMouseDown(WPARAM hitTest, int x, int y, int button); 179 virtual MsgRouting WmGetIcon(WPARAM iconType, LRESULT& retVal); 180 virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); 181 virtual MsgRouting WmWindowPosChanging(LPARAM windowPos); 182 virtual MsgRouting WmWindowPosChanged(LPARAM windowPos); 183 virtual MsgRouting WmTimer(UINT_PTR timerID); 184 185 virtual MsgRouting HandleEvent(MSG *msg, BOOL synthetic); 186 virtual void WindowResized(); 187 188 static jboolean _RequestWindowFocus(void *param); 189 190 virtual BOOL AwtSetActiveWindow(BOOL isMouseEventCause = FALSE, UINT hittest = HTCLIENT); 191 192 // Execute on Toolkit only. 193 INLINE static LRESULT SynthesizeWmActivate(BOOL doActivate, HWND targetHWnd, HWND oppositeHWnd) { 194 AwtWindow *win = static_cast<AwtWindow*>(AwtComponent::GetComponent(targetHWnd)); 195 if (doActivate && 196 (!::IsWindowVisible(targetHWnd) || ::IsIconic(::GetAncestor(targetHWnd, GA_ROOT))) && 197 (win == NULL || !win->IsLightweightFrame())) 198 { 199 // The activation is rejected if either: 200 // - The toplevel is not visible 201 // - The toplevel (or its embedder) is minimised 202 return 1; 203 } 204 return ::SendMessage(targetHWnd, WM_ACTIVATE, 205 MAKEWPARAM(doActivate ? WA_ACTIVE : WA_INACTIVE, FALSE), 206 (LPARAM) oppositeHWnd); 207 } 208 209 void moveToDefaultLocation(); /* moves Window to X,Y specified by Window Manger */ 210 211 void UpdateWindow(JNIEnv* env, jintArray data, int width, int height, 212 HBITMAP hNewBitmap = NULL); 213 214 INLINE virtual BOOL IsTopLevel() { return TRUE; } 215 static AwtWindow * GetGrabbedWindow() { return m_grabbedWindow; } 216 217 static void FlashWindowEx(HWND hWnd, UINT count, DWORD timeout, DWORD flags); 218 219 // some methods invoked on Toolkit thread 220 static void _ToFront(void *param); 221 static void _ToBack(void *param); 222 static void _Grab(void *param); 223 static void _Ungrab(void *param); 224 static void _SetAlwaysOnTop(void *param); 225 static void _SetTitle(void *param); 226 static void _SetResizable(void *param); 227 static void _UpdateInsets(void *param); 228 static void _ReshapeFrame(void *param); 229 static void _SetIconImagesData(void * param); 230 static void _SetMinSize(void* param); 231 static jint _GetScreenImOn(void *param); 232 static void _SetFocusableWindow(void *param); 233 static void _SetModalExcludedNativeProp(void *param); 234 static void _ModalDisable(void *param); 235 static void _ModalEnable(void *param); 236 static void _SetOpacity(void* param); 237 static void _SetOpaque(void* param); 238 static void _UpdateWindow(void* param); 239 static void _RepositionSecurityWarning(void* param); 240 static void _SetFullScreenExclusiveModeState(void* param); 241 static void _GetNativeWindowSize(void* param); 242 static void _OverrideHandle(void *param); 243 244 inline static BOOL IsResizing() { 245 return sm_resizing; 246 } 247 248 virtual void CreateHWnd(JNIEnv *env, LPCWSTR title, 249 DWORD windowStyle, DWORD windowExStyle, 250 int x, int y, int w, int h, 251 HWND hWndParent, HMENU hMenu, 252 COLORREF colorForeground, COLORREF colorBackground, 253 jobject peer); 254 virtual void DestroyHWnd(); 255 256 static void FocusedWindowChanged(HWND from, HWND to); 257 258 inline HWND GetOverriddenHWnd() { return m_overriddenHwnd; } 259 inline void OverrideHWnd(HWND hwnd) { m_overriddenHwnd = hwnd; } 260 261 private: 262 static int ms_instanceCounter; 263 static HHOOK ms_hCBTFilter; 264 static LRESULT CALLBACK CBTFilter(int nCode, WPARAM wParam, LPARAM lParam); 265 static BOOL sm_resizing; /* in the middle of a resizing operation */ 266 267 RECT m_insets; /* a cache of the insets being used */ 268 RECT m_old_insets; /* help determine if insets change */ 269 POINT m_sizePt; /* the last value of WM_SIZE */ 270 RECT m_warningRect; /* The window's warning banner area, if any. */ 271 AwtFrame *m_owningFrameDialog; /* The nearest Frame/Dialog which owns us */ 272 BOOL m_isFocusableWindow; /* a cache of Window.isFocusableWindow() return value */ 273 POINT m_minSize; /* Minimum size of the window for WM_GETMINMAXINFO message */ 274 BOOL m_grabbed; // Whether the current window is grabbed 275 BOOL m_isRetainingHierarchyZOrder; // Is this a window that shouldn't change z-order of any window 276 // from its hierarchy when shown. Currently applied to instances of 277 // javax/swing/Popup$HeavyWeightWindow class. 278 279 // SetTranslucency() is the setter for the following two fields 280 BYTE m_opacity; // The opacity level. == 0xff by default (when opacity mode is disabled) 281 BOOL m_opaque; // Whether the window uses the perpixel translucency (false), or not (true). 282 283 inline BYTE getOpacity() { 284 return m_opacity; 285 } 286 287 inline BOOL isOpaque() { 288 return m_opaque; 289 } 290 291 CRITICAL_SECTION contentBitmapCS; 292 HBITMAP hContentBitmap; 293 UINT contentWidth; 294 UINT contentHeight; 295 296 void SetTranslucency(BYTE opacity, BOOL opaque, BOOL setValues = TRUE, 297 BOOL useDefaultForOldValues = FALSE); 298 void UpdateWindow(int width, int height, HBITMAP hBitmap); 299 void UpdateWindowImpl(int width, int height, HBITMAP hBitmap); 300 void RedrawWindow(); 301 void DeleteContentBitmap(); 302 303 static UINT untrustedWindowsCounter; 304 305 WCHAR * warningString; 306 307 // The warning icon 308 HWND warningWindow; 309 // The tooltip that appears when hovering the icon 310 HWND securityTooltipWindow; 311 312 //Allows substitute parent window with JavaFX stage to make it below a dialog 313 HWND m_overriddenHwnd; 314 315 UINT warningWindowWidth; 316 UINT warningWindowHeight; 317 void InitSecurityWarningSize(JNIEnv *env); 318 HICON GetSecurityWarningIcon(); 319 320 void CreateWarningWindow(JNIEnv *env); 321 void DestroyWarningWindow(); 322 static LPCTSTR GetWarningWindowClassName(); 323 void FillWarningWindowClassInfo(WNDCLASS *lpwc); 324 void RegisterWarningWindowClass(); 325 void UnregisterWarningWindowClass(); 326 static LRESULT CALLBACK WarningWindowProc( 327 HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); 328 329 static void PaintWarningWindow(HWND warningWindow); 330 static void PaintWarningWindow(HWND warningWindow, HDC hdc); 331 void RepaintWarningWindow(); 332 void CalculateWarningWindowBounds(JNIEnv *env, LPRECT rect); 333 334 void AnimateSecurityWarning(bool enable); 335 UINT securityWarningAnimationStage; 336 337 enum AnimationKind { 338 akNone, akShow, akPreHide, akHide 339 }; 340 341 AnimationKind securityAnimationKind; 342 343 void StartSecurityAnimation(AnimationKind kind); 344 void StopSecurityAnimation(); 345 346 void RepositionSecurityWarning(JNIEnv *env); 347 348 static void SetLayered(HWND window, bool layered); 349 static bool IsLayered(HWND window); 350 351 BOOL fullScreenExclusiveModeState; 352 inline void setFullScreenExclusiveModeState(BOOL isEntered) { 353 fullScreenExclusiveModeState = isEntered; 354 UpdateSecurityWarningVisibility(); 355 } 356 inline BOOL isFullScreenExclusiveMode() { 357 return fullScreenExclusiveModeState; 358 } 359 360 361 public: 362 void UpdateSecurityWarningVisibility(); 363 static bool IsWarningWindow(HWND hWnd); 364 365 protected: 366 BOOL m_isResizable; 367 static AwtWindow* m_grabbedWindow; // Current grabbing window 368 HICON m_hIcon; /* Icon for this window. It can be set explicitely or inherited from the owner */ 369 HICON m_hIconSm; /* Small icon for this window. It can be set explicitely or inherited from the owner */ 370 BOOL m_iconInherited; /* TRUE if icon is inherited from the owner */ 371 BOOL m_filterFocusAndActivation; /* Used in the WH_CBT hook */ 372 373 inline BOOL IsUntrusted() { 374 return warningString != NULL; 375 } 376 377 UINT currentWmSizeState; 378 379 void EnableTranslucency(BOOL enable); 380 381 // Native representation of the java.awt.Window.Type enum 382 enum Type { 383 NORMAL, UTILITY, POPUP 384 }; 385 386 inline Type GetType() { return m_windowType; } 387 388 private: 389 int m_screenNum; 390 391 typedef struct { 392 jint screen; 393 jfloat scaleX; 394 jfloat scaleY; 395 } ScaleRec; 396 397 BOOL m_winSizeMove; 398 ScaleRec prevScaleRec; 399 400 void InitOwner(AwtWindow *owner); 401 void CheckWindowDPIChange(); 402 void WmDPIChanged(const LPARAM &lParam); 403 404 Type m_windowType; 405 void InitType(JNIEnv *env, jobject peer); 406 407 // Tweak the style according to the type of the window 408 void TweakStyle(DWORD & style, DWORD & exStyle); 409 410 // Set in _SetAlwaysOnTop() 411 bool m_alwaysOnTop; 412 public: 413 inline bool IsAlwaysOnTop() { return m_alwaysOnTop; } 414 }; 415 416 HICON CreateIconFromRaster(JNIEnv* env, jintArray iconRaster, jint w, jint h); 417 418 #endif /* AWT_WINDOW_H */ --- EOF ---