1 /* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 // This implements the WebThemeEngine API used by the Windows version of 32 // Chromium to render native form controls like checkboxes, radio buttons, 33 // and scroll bars. 34 // The normal implementation (native_theme) renders the controls using either 35 // the UXTheme theming engine present in XP, Vista, and Win 7, or the "classic" 36 // theme used if that theme is selected in the Desktop settings. 37 // Unfortunately, both of these themes render controls differently on the 38 // different versions of Windows. 39 // 40 // In order to ensure maximum consistency of baselines across the different 41 // Windows versions, we provide a simple implementation for DRT here 42 // instead. These controls are actually platform-independent (they're rendered 43 // using Skia) and could be used on Linux and the Mac as well, should we 44 // choose to do so at some point. 45 // 46 47 #ifndef WebTestThemeEngineWin_h 48 #define WebTestThemeEngineWin_h 49 50 #include "public/platform/WebNonCopyable.h" 51 #include "public/platform/win/WebThemeEngine.h" 52 53 namespace WebTestRunner { 54 55 class WebTestThemeEngineWin : public blink::WebThemeEngine, public blink::WebNonCopyable { 56 public: 57 WebTestThemeEngineWin() { } 58 virtual ~WebTestThemeEngineWin() { } 59 60 // WebThemeEngine methods: 61 virtual void paintButton( 62 blink::WebCanvas*, int part, int state, int classicState, 63 const blink::WebRect&); 64 65 virtual void paintMenuList( 66 blink::WebCanvas*, int part, int state, int classicState, 67 const blink::WebRect&); 68 69 virtual void paintScrollbarArrow( 70 blink::WebCanvas*, int state, int classicState, 71 const blink::WebRect&); 72 73 virtual void paintScrollbarThumb( 74 blink::WebCanvas*, int part, int state, int classicState, 75 const blink::WebRect&); 76 77 virtual void paintScrollbarTrack( 78 blink::WebCanvas*, int part, int state, int classicState, 79 const blink::WebRect&, const blink::WebRect& alignRect); 80 81 virtual void paintSpinButton( 82 blink::WebCanvas*, int part, int state, int classicState, 83 const blink::WebRect&); 84 85 virtual void paintTextField( 86 blink::WebCanvas*, int part, int state, int classicState, 87 const blink::WebRect&, blink::WebColor, bool fillContentArea, 88 bool drawEdges); 89 90 virtual void paintTrackbar( 91 blink::WebCanvas*, int part, int state, int classicState, 92 const blink::WebRect&); 93 94 virtual void paintProgressBar( 95 blink::WebCanvas*, const blink::WebRect& barRect, 96 const blink::WebRect& valueRect, 97 bool determinate, double time); 98 99 virtual blink::WebSize getSize(int part); 100 }; 101 102 } 103 104 #endif // WebTestThemeEngineWin_h 105
