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src/java.desktop/windows/native/libsplashscreen/splashscreen_sys.c

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   1 /*
   2  * Copyright (c) 2005, 2014, 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


 557 }
 558 
 559 void
 560 SplashClosePlatform(Splash * splash)
 561 {
 562     PostMessage(splash->hWnd, WM_QUIT, 0, 0);
 563 }
 564 
 565 void
 566 SplashUpdate(Splash * splash)
 567 {
 568     PostMessage(splash->hWnd, WM_SPLASHUPDATE, 0, 0);
 569 }
 570 
 571 void
 572 SplashReconfigure(Splash * splash)
 573 {
 574     PostMessage(splash->hWnd, WM_SPLASHRECONFIGURE, 0, 0);
 575 }
 576 
 577 JNIEXPORT jboolean JNICALL
 578 SplashGetScaledImageName(const char* jarName, const char* fileName,
 579                            float *scaleFactor, char *scaleImageName,
 580                            const size_t scaledImageLength)
 581 {
 582     float dpiScaleX = -1.0f;
 583     float dpiScaleY = -1.0f;
 584     FILE *fp = NULL;
 585     *scaleFactor = 1.0;
 586     GetScreenDpi(getPrimaryMonitor(), &dpiScaleX, &dpiScaleY);
 587     *scaleFactor = dpiScaleX > 0 ? dpiScaleX / 96 : *scaleFactor;
 588     return GetScaledImageName(fileName, scaleImageName,
 589         scaleFactor, scaledImageLength);
 590 }
 591 
   1 /*
   2  * Copyright (c) 2005, 2019, 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


 557 }
 558 
 559 void
 560 SplashClosePlatform(Splash * splash)
 561 {
 562     PostMessage(splash->hWnd, WM_QUIT, 0, 0);
 563 }
 564 
 565 void
 566 SplashUpdate(Splash * splash)
 567 {
 568     PostMessage(splash->hWnd, WM_SPLASHUPDATE, 0, 0);
 569 }
 570 
 571 void
 572 SplashReconfigure(Splash * splash)
 573 {
 574     PostMessage(splash->hWnd, WM_SPLASHRECONFIGURE, 0, 0);
 575 }
 576 
 577 JNIEXPORT jboolean
 578 SplashGetScaledImageName(const char* jarName, const char* fileName,
 579                            float *scaleFactor, char *scaleImageName,
 580                            const size_t scaledImageLength)
 581 {
 582     float dpiScaleX = -1.0f;
 583     float dpiScaleY = -1.0f;
 584     FILE *fp = NULL;
 585     *scaleFactor = 1.0;
 586     GetScreenDpi(getPrimaryMonitor(), &dpiScaleX, &dpiScaleY);
 587     *scaleFactor = dpiScaleX > 0 ? dpiScaleX / 96 : *scaleFactor;
 588     return GetScaledImageName(fileName, scaleImageName,
 589         scaleFactor, scaledImageLength);
 590 }
 591 
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