ui/base/gtk/gtk_hig_constants.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4 //
   5 // A list of constants that are used in setting up GTK widgets.
   6 //
   7 // This contains named color constants, along with spacing constants from the
   8 // GNOME Human Interface Guide.
   9
  10 #ifndef UI_BASE_GTK_GTK_HIG_CONSTANTS_H_
  11 #define UI_BASE_GTK_GTK_HIG_CONSTANTS_H_
  12
  13 typedef struct _GdkColor GdkColor;
  14
  15 // Define a macro for creating GdkColors from RGB values.  This is a macro to
  16 // allow static construction of literals, etc.  Use this like:
  17 //   GdkColor white = GDK_COLOR_RGB(0xff, 0xff, 0xff);
  18 #define GDK_COLOR_RGB(r, g, b) {0, r * ::ui::kSkiaToGDKMultiplier,  \
  19         g * ::ui::kSkiaToGDKMultiplier, b * ::ui::kSkiaToGDKMultiplier}
  20
  21 namespace ui {
  22
  23 // Multiply uint8 color components by this.
  24 const int kSkiaToGDKMultiplier = 257;
  25
  26 // Common color constants.
  27 const GdkColor kGdkWhite = GDK_COLOR_RGB(0xFF, 0xFF, 0xFF);
  28 const GdkColor kGdkBlack = GDK_COLOR_RGB(0x00, 0x00, 0x00);
  29 const GdkColor kGdkGray = GDK_COLOR_RGB(0x7F, 0x7F, 0x7F);
  30
  31 // Constants relating to the layout of dialog windows:
  32 // (See http://library.gnome.org/devel/hig-book/stable/design-window.html.en)
  33
  34 // Spacing between controls of the same group.
  35 const int kControlSpacing = 6;
  36
  37 // Horizontal spacing between a label and its control.
  38 const int kLabelSpacing = 12;
  39
  40 // Indent of the controls within each group.
  41 const int kGroupIndent = 12;
  42
  43 // Space around the outside of a dialog's contents.
  44 const int kContentAreaBorder = 12;
  45
  46 // Spacing between groups of controls.
  47 const int kContentAreaSpacing = 18;
  48
  49 // Horizontal Spacing between controls in a form.
  50 const int kFormControlSpacing = 10;
  51
  52 }  // namespace ui
  53
  54 #endif  // UI_BASE_GTK_GTK_HIG_CONSTANTS_H_