452 lines
17 KiB
C#
452 lines
17 KiB
C#
//
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// VisualStylesNative.cs: IVisualStyles that uses the Visual Styles feature of
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// Windows XP and later.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (c) 2006 Novell, Inc.
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//
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// Authors:
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// Jonathan Pobst (monkey@jpobst.com)
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//
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using System.Drawing;
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using System.Diagnostics;
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namespace System.Windows.Forms.VisualStyles
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{
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class VisualStylesNative : IVisualStyles
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{
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#region UxTheme
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public int UxThemeCloseThemeData (IntPtr hTheme)
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{
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return UXTheme.CloseThemeData (hTheme);
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}
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public int UxThemeDrawThemeBackground (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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int result = UXTheme.DrawThemeBackground(hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, IntPtr.Zero);
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dc.ReleaseHdc ();
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return result;
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}
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public int UxThemeDrawThemeBackground (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds, Rectangle clipRectangle)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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XplatUIWin32.RECT ClipRect = XplatUIWin32.RECT.FromRectangle (clipRectangle);
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int result = UXTheme.DrawThemeBackground (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, ref ClipRect);
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dc.ReleaseHdc ();
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return result;
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}
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public int UxThemeDrawThemeEdge (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds, Edges edges, EdgeStyle style, EdgeEffects effects, out Rectangle result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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XplatUIWin32.RECT retval;
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int hresult = UXTheme.DrawThemeEdge (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, (uint)style, (uint)edges + (uint)effects, out retval);
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dc.ReleaseHdc ();
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result = retval.ToRectangle();
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return hresult;
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}
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public int UxThemeDrawThemeParentBackground (IDeviceContext dc, Rectangle bounds, Control childControl)
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{
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int result;
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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using (Graphics g = Graphics.FromHwnd (childControl.Handle)) {
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IntPtr hdc = g.GetHdc ();
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result = UXTheme.DrawThemeParentBackground (childControl.Handle, hdc, ref BoundsRect);
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g.ReleaseHdc (hdc);
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}
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return result;
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}
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public int UxThemeDrawThemeText (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, string text, TextFormatFlags textFlags, Rectangle bounds)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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int result = UXTheme.DrawThemeText (hTheme, dc.GetHdc (), iPartId, iStateId, text, text.Length, (uint)textFlags, 0, ref BoundsRect);
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dc.ReleaseHdc ();
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return result;
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}
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public int UxThemeGetThemeBackgroundContentRect (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds, out Rectangle result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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XplatUIWin32.RECT retval;
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int hresult = UXTheme.GetThemeBackgroundContentRect (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, out retval);
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dc.ReleaseHdc ();
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result = retval.ToRectangle ();
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return hresult;
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}
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public int UxThemeGetThemeBackgroundExtent (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle contentBounds, out Rectangle result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (contentBounds);
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XplatUIWin32.RECT retval = new XplatUIWin32.RECT ();
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int hresult = UXTheme.GetThemeBackgroundExtent (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, ref retval);
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dc.ReleaseHdc ();
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result = retval.ToRectangle ();
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return hresult;
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}
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public int UxThemeGetThemeBackgroundRegion (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds, out Region result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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IntPtr retval;
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int hresult = UXTheme.GetThemeBackgroundRegion (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, out retval);
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dc.ReleaseHdc ();
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result = Region.FromHrgn (retval);
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return hresult;
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}
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public int UxThemeGetThemeBool (IntPtr hTheme, int iPartId, int iStateId, BooleanProperty prop, out bool result)
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{
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int retval;
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int hresult = UXTheme.GetThemeBool (hTheme, iPartId, iStateId, (int)prop, out retval);
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result = retval == 0 ? false : true;
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return hresult;
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}
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public int UxThemeGetThemeColor (IntPtr hTheme, int iPartId, int iStateId, ColorProperty prop, out Color result)
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{
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int retval;
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int hresult = UXTheme.GetThemeColor (hTheme, iPartId, iStateId, (int)prop, out retval);
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result = System.Drawing.Color.FromArgb ((int)(0x000000FFU & retval),
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(int)(0x0000FF00U & retval) >> 8, (int)(0x00FF0000U & retval) >> 16);
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return hresult;
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}
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public int UxThemeGetThemeEnumValue (IntPtr hTheme, int iPartId, int iStateId, EnumProperty prop, out int result)
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{
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int retval;
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int hresult = UXTheme.GetThemeEnumValue (hTheme, iPartId, iStateId, (int)prop, out retval);
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result = retval;
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return hresult;
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}
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public int UxThemeGetThemeFilename (IntPtr hTheme, int iPartId, int iStateId, FilenameProperty prop, out string result)
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{
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Text.StringBuilder sb = new Text.StringBuilder (255);
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int hresult = UXTheme.GetThemeFilename (hTheme, iPartId, iStateId, (int)prop, sb, sb.Capacity);
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result = sb.ToString ();
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return hresult;
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}
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public int UxThemeGetThemeInt (IntPtr hTheme, int iPartId, int iStateId, IntegerProperty prop, out int result)
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{
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int retval;
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int hresult = UXTheme.GetThemeInt (hTheme, iPartId, iStateId, (int)prop, out retval);
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result = retval;
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return hresult;
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}
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public int UxThemeGetThemeMargins (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, MarginProperty prop, out Padding result)
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{
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UXTheme.MARGINS retval = new UXTheme.MARGINS ();
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XplatUIWin32.RECT BoundsRect;
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int hresult = UXTheme.GetThemeMargins (hTheme, dc.GetHdc (), iPartId, iStateId, (int)prop, out BoundsRect, out retval);
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dc.ReleaseHdc ();
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result = retval.ToPadding();
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return hresult;
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}
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public int UxThemeGetThemePartSize (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, Rectangle bounds, ThemeSizeType type, out Size result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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UXTheme.SIZE retval;
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int hresult = UXTheme.GetThemePartSize (hTheme, dc.GetHdc (), iPartId, iStateId, ref BoundsRect, (int)type, out retval);
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dc.ReleaseHdc ();
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result = retval.ToSize();
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return hresult;
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}
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public int UxThemeGetThemePartSize (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, ThemeSizeType type, out Size result)
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{
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UXTheme.SIZE retval;
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int hresult = UXTheme.GetThemePartSize (hTheme, dc.GetHdc (), iPartId, iStateId, IntPtr.Zero, (int)type, out retval);
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dc.ReleaseHdc ();
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result = retval.ToSize ();
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return hresult;
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}
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public int UxThemeGetThemePosition (IntPtr hTheme, int iPartId, int iStateId, PointProperty prop, out Point result)
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{
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POINT retval;
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int hresult = UXTheme.GetThemePosition (hTheme, iPartId, iStateId, (int)prop, out retval);
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result = retval.ToPoint();
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return hresult;
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}
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public int UxThemeGetThemeString (IntPtr hTheme, int iPartId, int iStateId, StringProperty prop, out string result)
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{
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Text.StringBuilder sb = new Text.StringBuilder (255);
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int hresult = UXTheme.GetThemeString (hTheme, iPartId, iStateId, (int)prop, sb, sb.Capacity);
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result = sb.ToString ();
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return hresult;
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}
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public int UxThemeGetThemeTextExtent (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, string textToDraw, TextFormatFlags flags, Rectangle bounds, out Rectangle result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (bounds);
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XplatUIWin32.RECT retval;
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int hresult = UXTheme.GetThemeTextExtent (hTheme, dc.GetHdc (), iPartId, iStateId, textToDraw, textToDraw.Length, (int)flags, ref BoundsRect, out retval);
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dc.ReleaseHdc ();
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result = retval.ToRectangle ();
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return hresult;
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}
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public int UxThemeGetThemeTextExtent (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, string textToDraw, TextFormatFlags flags, out Rectangle result)
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{
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XplatUIWin32.RECT retval;
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int hresult = UXTheme.GetThemeTextExtent (hTheme, dc.GetHdc (), iPartId, iStateId, textToDraw, textToDraw.Length, (int)flags, 0, out retval);
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dc.ReleaseHdc ();
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result = retval.ToRectangle ();
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return hresult;
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}
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public int UxThemeGetThemeTextMetrics (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, out TextMetrics result)
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{
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XplatUIWin32.TEXTMETRIC metrics;
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int hresult = UXTheme.GetThemeTextMetrics (hTheme, dc.GetHdc (), iPartId, iStateId, out metrics);
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dc.ReleaseHdc ();
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TextMetrics retval = new TextMetrics ();
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retval.Ascent = metrics.tmAscent;
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retval.AverageCharWidth = metrics.tmAveCharWidth;
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retval.BreakChar =(char)metrics.tmBreakChar;
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retval.CharSet = (TextMetricsCharacterSet)metrics.tmCharSet;
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retval.DefaultChar = (char)metrics.tmDefaultChar;
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retval.Descent = metrics.tmDescent;
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retval.DigitizedAspectX = metrics.tmDigitizedAspectX;
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retval.DigitizedAspectY = metrics.tmDigitizedAspectY;
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retval.ExternalLeading = metrics.tmExternalLeading;
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retval.FirstChar = (char)metrics.tmFirstChar;
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retval.Height = metrics.tmHeight;
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retval.InternalLeading = metrics.tmInternalLeading;
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retval.Italic = metrics.tmItalic == 0 ? false : true;
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retval.LastChar = (char)metrics.tmLastChar;
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retval.MaxCharWidth = metrics.tmMaxCharWidth;
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retval.Overhang = metrics.tmOverhang;
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retval.PitchAndFamily = (TextMetricsPitchAndFamilyValues)metrics.tmPitchAndFamily;
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retval.StruckOut = metrics.tmStruckOut == 0 ? false : true;
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retval.Underlined = metrics.tmUnderlined == 0 ? false : true;
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retval.Weight = metrics.tmWeight;
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result = retval;
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return hresult;
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}
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public int UxThemeHitTestThemeBackground (IntPtr hTheme, IDeviceContext dc, int iPartId, int iStateId, HitTestOptions options, Rectangle backgroundRectangle, IntPtr hrgn, Point pt, out HitTestCode result)
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{
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XplatUIWin32.RECT BoundsRect = XplatUIWin32.RECT.FromRectangle (backgroundRectangle);
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int retval;
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int hresult = UXTheme.HitTestThemeBackground (hTheme, dc.GetHdc (), iPartId, iStateId, (uint)options, ref BoundsRect, hrgn, new POINT(pt.X, pt.Y), out retval);
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dc.ReleaseHdc ();
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result = (HitTestCode)retval;
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return hresult;
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}
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public bool UxThemeIsAppThemed ()
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{
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return UXTheme.IsAppThemed ();
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}
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public bool UxThemeIsThemeActive ()
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{
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return UXTheme.IsThemeActive ();
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}
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public bool UxThemeIsThemePartDefined (IntPtr hTheme, int iPartId)
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{
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return UXTheme.IsThemePartDefined (hTheme, iPartId, 0);
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}
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public bool UxThemeIsThemeBackgroundPartiallyTransparent (IntPtr hTheme, int iPartId, int iStateId)
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{
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int retval = UXTheme.IsThemeBackgroundPartiallyTransparent (hTheme, iPartId, iStateId);
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return retval == 0 ? false : true;
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}
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public IntPtr UxThemeOpenThemeData (IntPtr hWnd, string classList)
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{
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return UXTheme.OpenThemeData (hWnd, classList);
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}
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#endregion
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#region VisualStyleInformation
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public string VisualStyleInformationAuthor {
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get {
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return GetData ("AUTHOR");
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}
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}
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public string VisualStyleInformationColorScheme {
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get {
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Text.StringBuilder ThemeName = new Text.StringBuilder (260);
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Text.StringBuilder ColorName = new Text.StringBuilder (260);
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Text.StringBuilder SizeName = new Text.StringBuilder (260);
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UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);
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return ColorName.ToString ();
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}
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}
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public string VisualStyleInformationCompany {
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get {
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return GetData ("COMPANY");
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}
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}
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public Color VisualStyleInformationControlHighlightHot {
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get {
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IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");
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uint retval = UXTheme.GetThemeSysColor (theme, 1621);
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UXTheme.CloseThemeData (theme);
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return System.Drawing.Color.FromArgb ((int)(0x000000FFU & retval),
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(int)(0x0000FF00U & retval) >> 8, (int)(0x00FF0000U & retval) >> 16);
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}
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}
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public string VisualStyleInformationCopyright {
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get {
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return GetData ("COPYRIGHT");
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}
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}
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public string VisualStyleInformationDescription {
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get {
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return GetData ("DESCRIPTION");
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}
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}
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public string VisualStyleInformationDisplayName {
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get {
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return GetData ("DISPLAYNAME");
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}
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}
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public string VisualStyleInformationFileName {
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get {
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Text.StringBuilder ThemeName = new Text.StringBuilder (260);
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Text.StringBuilder ColorName = new Text.StringBuilder (260);
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Text.StringBuilder SizeName = new Text.StringBuilder (260);
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UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);
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return ThemeName.ToString ();
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}
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}
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static string GetData (string propertyName)
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{
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Text.StringBuilder ThemeName = new Text.StringBuilder (260);
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Text.StringBuilder ColorName = new Text.StringBuilder (260);
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Text.StringBuilder SizeName = new Text.StringBuilder (260);
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UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);
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Text.StringBuilder PropertyValue = new Text.StringBuilder (260);
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UXTheme.GetThemeDocumentationProperty (ThemeName.ToString(), propertyName, PropertyValue, PropertyValue.Capacity);
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return PropertyValue.ToString ();
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}
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public bool VisualStyleInformationIsSupportedByOS {
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get {
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return IsSupported ();
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}
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}
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public int VisualStyleInformationMinimumColorDepth {
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get {
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IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");
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int retval;
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UXTheme.GetThemeSysInt (theme, 1301, out retval);
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UXTheme.CloseThemeData (theme);
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return retval;
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}
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}
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public static bool IsSupported ()
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{
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// Supported OS's should be NT based and at least XP (XP, 2003, Vista)
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if ((Environment.OSVersion.Platform == PlatformID.Win32NT) && (Environment.OSVersion.Version >= new Version (5, 1)))
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return true;
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return false;
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}
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public string VisualStyleInformationSize {
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get {
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Text.StringBuilder ThemeName = new Text.StringBuilder (260);
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Text.StringBuilder ColorName = new Text.StringBuilder (260);
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Text.StringBuilder SizeName = new Text.StringBuilder (260);
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UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);
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return SizeName.ToString ();
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}
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}
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public bool VisualStyleInformationSupportsFlatMenus {
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get {
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IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");
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bool retval;
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retval = UXTheme.GetThemeSysBool (theme, 1001) == 0 ? false : true;
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UXTheme.CloseThemeData (theme);
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return retval;
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}
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}
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public Color VisualStyleInformationTextControlBorder {
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get {
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IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "EDIT");
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uint retval = UXTheme.GetThemeSysColor (theme, 1611);
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UXTheme.CloseThemeData (theme);
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return System.Drawing.Color.FromArgb ((int)(0x000000FFU & retval),
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(int)(0x0000FF00U & retval) >> 8, (int)(0x00FF0000U & retval) >> 16);
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}
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}
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public string VisualStyleInformationUrl {
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get {
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return GetData ("URL");
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}
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}
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public string VisualStyleInformationVersion {
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get {
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return GetData ("VERSION");
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}
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}
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#endregion
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#region VisualStyleRenderer
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public void VisualStyleRendererDrawBackgroundExcludingArea (IntPtr theme, IDeviceContext dc, int part, int state, Rectangle bounds, Rectangle excludedArea)
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{
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XplatUIWin32.RECT bounds_rect = XplatUIWin32.RECT.FromRectangle (bounds);
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IntPtr hdc = dc.GetHdc ();
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XplatUIWin32.Win32ExcludeClipRect (hdc, excludedArea.Left, excludedArea.Top, excludedArea.Right, excludedArea.Bottom);
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UXTheme.DrawThemeBackground (theme, hdc, part, state, ref bounds_rect, IntPtr.Zero);
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IntPtr hrgn = XplatUIWin32.Win32CreateRectRgn (excludedArea.Left, excludedArea.Top, excludedArea.Right, excludedArea.Bottom);
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XplatUIWin32.Win32ExtSelectClipRgn (hdc, hrgn, (int)ClipCombineMode.RGN_OR);
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XplatUIWin32.Win32DeleteObject (hrgn);
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dc.ReleaseHdc ();
|
|
}
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|
#endregion
|
|
}
|
|
}
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