mirror of
https://github.com/JFormDesigner/FlatLaf.git
synced 2026-02-11 22:47:13 -06:00
103 lines
3.0 KiB
C++
103 lines
3.0 KiB
C++
/*
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* Copyright 2022 FormDev Software GmbH
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// avoid inlining of printf()
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#define _NO_CRT_STDIO_INLINE
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#include <windows.h>
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#include <dwmapi.h>
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#include "com_formdev_flatlaf_ui_FlatNativeWindowsLibrary.h"
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/**
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* @author Karl Tauber
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*/
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// see FlatWndProc.cpp
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HWND getWindowHandle( JNIEnv* env, jobject window );
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//---- Utility ----------------------------------------------------------------
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extern "C"
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JNIEXPORT jlong JNICALL Java_com_formdev_flatlaf_ui_FlatNativeWindowsLibrary_getOSBuildNumberImpl
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( JNIEnv* env, jclass cls )
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{
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OSVERSIONINFO info;
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info.dwOSVersionInfoSize = sizeof( info );
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if( !::GetVersionEx( &info ) )
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return 0;
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return info.dwBuildNumber;
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}
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extern "C"
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JNIEXPORT jlong JNICALL Java_com_formdev_flatlaf_ui_FlatNativeWindowsLibrary_getHWND
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( JNIEnv* env, jclass cls, jobject window )
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{
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return reinterpret_cast<jlong>( getWindowHandle( env, window ) );
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}
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//---- Desktop Window Manager (DWM) -------------------------------------------
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// define constants that may not available in older development environments
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#ifndef DWMWA_COLOR_DEFAULT
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#define DWMWA_WINDOW_CORNER_PREFERENCE 33
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#define DWMWA_BORDER_COLOR 34
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typedef enum {
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DWMWCP_DEFAULT = 0,
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DWMWCP_DONOTROUND = 1,
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DWMWCP_ROUND = 2,
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DWMWCP_ROUNDSMALL = 3
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} DWM_WINDOW_CORNER_PREFERENCE;
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// Use this constant to reset any window part colors to the system default behavior
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#define DWMWA_COLOR_DEFAULT 0xFFFFFFFF
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// Use this constant to specify that a window part should not be rendered
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#define DWMWA_COLOR_NONE 0xFFFFFFFE
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#endif
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extern "C"
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JNIEXPORT jboolean JNICALL Java_com_formdev_flatlaf_ui_FlatNativeWindowsLibrary_setWindowCornerPreference
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( JNIEnv* env, jclass cls, jlong hwnd, jint cornerPreference )
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{
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if( hwnd == 0 )
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return FALSE;
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DWM_WINDOW_CORNER_PREFERENCE attr = (DWM_WINDOW_CORNER_PREFERENCE) cornerPreference;
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return ::DwmSetWindowAttribute( reinterpret_cast<HWND>( hwnd ), DWMWA_WINDOW_CORNER_PREFERENCE, &attr, sizeof( attr ) ) == S_OK;
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}
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extern "C"
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JNIEXPORT jboolean JNICALL Java_com_formdev_flatlaf_ui_FlatNativeWindowsLibrary_setWindowBorderColor
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( JNIEnv* env, jclass cls, jlong hwnd, jint red, jint green, jint blue )
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{
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if( hwnd == 0 )
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return FALSE;
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COLORREF attr;
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if( red == -1 )
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attr = DWMWA_COLOR_DEFAULT;
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else if( red == -2 )
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attr = DWMWA_COLOR_NONE;
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else
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attr = RGB( red, green, blue );
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return ::DwmSetWindowAttribute( reinterpret_cast<HWND>( hwnd ), DWMWA_BORDER_COLOR, &attr, sizeof( attr ) ) == S_OK;
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}
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