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gecko/widget/public/nsILookAndFeel.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef __nsILookAndFeel
#define __nsILookAndFeel
#include "nsISupports.h"
#include "nsColor.h"
// for |#ifdef NS_DEBUG|
struct nsSize;
// {3fd2930f-1040-4d08-b638-0b3f134e6b6f}
#define NS_ILOOKANDFEEL_IID \
{ 0xc23ca876, 0x6ecf, 0x49c6, \
{ 0xb2, 0xb4, 0x5b, 0xe5, 0x16, 0xb5, 0x0e, 0x28 } }
class nsILookAndFeel: public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_ILOOKANDFEEL_IID)
// When modifying this list, also modify nsXPLookAndFeel::sColorPrefs
// in widget/src/xpwidgts/nsXPLookAndFeel.cpp.
typedef enum {
// WARNING : NO NEGATIVE VALUE IN THIS ENUMERATION
// see patch in bug 57757 for more information
eColor_WindowBackground,
eColor_WindowForeground,
eColor_WidgetBackground,
eColor_WidgetForeground,
eColor_WidgetSelectBackground,
eColor_WidgetSelectForeground,
eColor_Widget3DHighlight,
eColor_Widget3DShadow,
eColor_TextBackground,
eColor_TextForeground,
eColor_TextSelectBackground,
eColor_TextSelectForeground,
eColor_TextSelectBackgroundDisabled,
eColor_TextSelectBackgroundAttention,
eColor_TextHighlightBackground,
eColor_TextHighlightForeground,
eColor_IMERawInputBackground,
eColor_IMERawInputForeground,
eColor_IMERawInputUnderline,
eColor_IMESelectedRawTextBackground,
eColor_IMESelectedRawTextForeground,
eColor_IMESelectedRawTextUnderline,
eColor_IMEConvertedTextBackground,
eColor_IMEConvertedTextForeground,
eColor_IMEConvertedTextUnderline,
eColor_IMESelectedConvertedTextBackground,
eColor_IMESelectedConvertedTextForeground,
eColor_IMESelectedConvertedTextUnderline,
eColor_SpellCheckerUnderline,
// New CSS 2 color definitions
eColor_activeborder,
eColor_activecaption,
eColor_appworkspace,
eColor_background,
eColor_buttonface,
eColor_buttonhighlight,
eColor_buttonshadow,
eColor_buttontext,
eColor_captiontext,
eColor_graytext,
eColor_highlight,
eColor_highlighttext,
eColor_inactiveborder,
eColor_inactivecaption,
eColor_inactivecaptiontext,
eColor_infobackground,
eColor_infotext,
eColor_menu,
eColor_menutext,
eColor_scrollbar,
eColor_threeddarkshadow,
eColor_threedface,
eColor_threedhighlight,
eColor_threedlightshadow,
eColor_threedshadow,
eColor_window,
eColor_windowframe,
eColor_windowtext,
eColor__moz_buttondefault,
// Colors which will hopefully become CSS3
eColor__moz_field,
eColor__moz_fieldtext,
eColor__moz_dialog,
eColor__moz_dialogtext,
eColor__moz_dragtargetzone, //used to highlight valid regions to drop something onto
eColor__moz_cellhighlight, //used to cell text background, selected but not focus
eColor__moz_cellhighlighttext, //used to cell text, selected but not focus
eColor__moz_html_cellhighlight, //used to html select cell text background, selected but not focus
eColor__moz_html_cellhighlighttext, //used to html select cell text, selected but not focus
eColor__moz_buttonhoverface, //used to button text background, when mouse is over
eColor__moz_buttonhovertext, //used to button text, when mouse is over
eColor__moz_menuhover, //used to menu item background, when mouse is over
eColor__moz_menuhovertext, //used to menu item text, when mouse is over
eColor__moz_menubartext, //used to menu bar item text
eColor__moz_menubarhovertext, //used to menu bar item text, when mouse is over
// On platforms where these colors are the same as
// -moz-field, use -moz-fieldtext as foreground color
eColor__moz_eventreerow,
eColor__moz_oddtreerow,
// colors needed by the Mac OS X theme
eColor__moz_mac_chrome_active, // background color of chrome toolbars in active windows
eColor__moz_mac_chrome_inactive, // background color of chrome toolbars in inactive windows
eColor__moz_mac_focusring, //ring around text fields and lists
eColor__moz_mac_menuselect, //colour used when mouse is over a menu item
eColor__moz_mac_menushadow, //colour used to do shadows on menu items
eColor__moz_mac_menutextdisable, // color used to display text for disabled menu items
eColor__moz_mac_menutextselect, //colour used to display text while mouse is over a menu item
eColor__moz_mac_disabledtoolbartext, // text color of disabled text on toolbars
//new in 10.2
eColor__moz_mac_alternateprimaryhighlight, //active list highlight
eColor__moz_mac_secondaryhighlight, //inactive light hightlight
// vista rebars
eColor__moz_win_mediatext, // media rebar text
eColor__moz_win_communicationstext, // communications rebar text
// Hyperlink color extracted from the system, not affected by the browser.anchor_color user pref.
// There is no OS-specified safe background color for this text,
// but it is used regularly within Windows and the Gnome DE on Dialog and Window colors.
eColor__moz_nativehyperlinktext,
// Combo box widgets
eColor__moz_comboboxtext,
eColor__moz_combobox,
// keep this one last, please
eColor_LAST_COLOR
} nsColorID;
// When modifying this list, also modify nsXPLookAndFeel::sIntPrefs
// in widget/src/xpwidgts/nsXPLookAndFeel.cpp.
typedef enum {
eMetric_WindowTitleHeight,
eMetric_WindowBorderWidth,
eMetric_WindowBorderHeight,
eMetric_Widget3DBorder,
eMetric_TextFieldBorder, // Native border size
eMetric_TextFieldHeight,
eMetric_TextVerticalInsidePadding, // needed only because of GTK
eMetric_TextShouldUseVerticalInsidePadding, // needed only because of GTK
eMetric_TextHorizontalInsideMinimumPadding,
eMetric_TextShouldUseHorizontalInsideMinimumPadding, // needed only because of GTK
eMetric_ButtonHorizontalInsidePaddingNavQuirks,
eMetric_ButtonHorizontalInsidePaddingOffsetNavQuirks,
eMetric_CheckboxSize,
eMetric_RadioboxSize,
eMetric_ListShouldUseHorizontalInsideMinimumPadding, // needed only because of GTK
eMetric_ListHorizontalInsideMinimumPadding,
eMetric_ListShouldUseVerticalInsidePadding, // needed only because of GTK
eMetric_ListVerticalInsidePadding, // needed only because of GTK
eMetric_CaretBlinkTime, // default, may be overriden by OS
eMetric_CaretWidth, // pixel width of caret
eMetric_ShowCaretDuringSelection, // show the caret when text is selected?
eMetric_SelectTextfieldsOnKeyFocus, // select textfields when focused via tab/accesskey?
eMetric_SubmenuDelay, // delay before submenus open
eMetric_MenusCanOverlapOSBar, // can popups overlap menu/task bar?
eMetric_SkipNavigatingDisabledMenuItem, // skip navigating to disabled menu item?
eMetric_DragThresholdX, // begin a drag if the mouse is moved further than the threshold while the button is down
eMetric_DragThresholdY,
eMetric_UseAccessibilityTheme, // Accessibility theme being used?
eMetric_IsScreenReaderActive, // Screen reader being used?
eMetric_ScrollArrowStyle, // position of scroll arrows in a scrollbar
eMetric_ScrollSliderStyle, // is scroll thumb proportional or fixed?
eMetric_ScrollButtonLeftMouseButtonAction, // each button can take one of four values:
eMetric_ScrollButtonMiddleMouseButtonAction, // 0 - scrolls one line, 1 - scrolls one page
eMetric_ScrollButtonRightMouseButtonAction, // 2 - scrolls to end, 3 - button ignored
eMetric_TreeOpenDelay, // delay for opening spring loaded folders
eMetric_TreeCloseDelay, // delay for closing spring loaded folders
eMetric_TreeLazyScrollDelay, // delay for triggering the tree scrolling
eMetric_TreeScrollDelay, // delay for scrolling the tree
eMetric_TreeScrollLinesMax, // the maximum number of lines to be scrolled at ones
eMetric_TabFocusModel, // What type of tab-order to use
/*
* A Boolean value to determine whether the Windows default theme is
* being used.
*
* The value of this metric is not used on other platforms. These platforms
* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
*/
eMetric_WindowsDefaultTheme,
/*
* A Boolean value to determine whether the DWM compositor is being used
*
* This metric is not used on non-Windows platforms. These platforms
* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
*/
eMetric_DWMCompositor,
/*
* A Boolean value to determine whether Windows is themed (Classic vs.
* uxtheme)
*
* This is Windows-specific and is not implemented on other platforms
* (will return the default of NS_ERROR_FAILURE).
*/
eMetric_WindowsClassic,
/*
* A Boolean value to determine whether the device is a touch enabled
* device. Currently this is only supported by the Windows 7 Touch API.
*
* Platforms that do not support this metric should return
* NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
*/
eMetric_TouchEnabled,
/*
* A Boolean value to determine whether the Mac graphite theme is
* being used.
*
* The value of this metric is not used on other platforms. These platforms
* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
*/
eMetric_MacGraphiteTheme,
/*
* A Boolean value to determine whether Mameo is using the new Fremantle
* theme.
*
* The value of this metric is not used on other platforms. These platforms
* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
*/
eMetric_MaemoClassic,
/*
* eMetric_AlertNotificationOrigin indicates from which corner of the
* screen alerts slide in, and from which direction (horizontal/vertical).
* 0, the default, represents bottom right, sliding vertically.
* Use any bitwise combination of the following constants:
* NS_ALERT_HORIZONTAL (1), NS_ALERT_LEFT (2), NS_ALERT_TOP (4).
*
* 6 4
* +-----------+
* 7| |5
* | |
* 3| |1
* +-----------+
* 2 0
*/
eMetric_AlertNotificationOrigin,
/**
* If true, clicking on a scrollbar (not as in dragging the thumb) defaults
* to scrolling the view corresponding to the clicked point. Otherwise, we
* only do so if the scrollbar is clicked using the middle mouse button or
* if shift is pressed when the scrollbar is clicked.
*/
eMetric_ScrollToClick,
/**
* IME and spell checker underline styles, the values should be
* NS_DECORATION_LINE_STYLE_*. They are defined below.
*/
eMetric_IMERawInputUnderlineStyle,
eMetric_IMESelectedRawTextUnderlineStyle,
eMetric_IMEConvertedTextUnderlineStyle,
eMetric_IMESelectedConvertedTextUnderline,
eMetric_SpellCheckerUnderlineStyle,
/**
* If this metric != 0, show icons in menus.
*/
eMetric_ImagesInMenus,
/**
* If this metric != 0, show icons in buttons.
*/
eMetric_ImagesInButtons
} nsMetricID;
enum {
eMetric_ScrollArrowStartBackward = 0x1000,
eMetric_ScrollArrowStartForward = 0x0100,
eMetric_ScrollArrowEndBackward = 0x0010,
eMetric_ScrollArrowEndForward = 0x0001,
eMetric_ScrollArrowStyleSingle = // single arrow at each end
eMetric_ScrollArrowStartBackward|eMetric_ScrollArrowEndForward,
eMetric_ScrollArrowStyleBothAtBottom = // both arrows at bottom/right, none at top/left
eMetric_ScrollArrowEndBackward|eMetric_ScrollArrowEndForward,
eMetric_ScrollArrowStyleBothAtEachEnd = // both arrows at both ends
eMetric_ScrollArrowEndBackward|eMetric_ScrollArrowEndForward|
eMetric_ScrollArrowStartBackward|eMetric_ScrollArrowStartForward,
eMetric_ScrollArrowStyleBothAtTop = // both arrows at top/left, none at bottom/right
eMetric_ScrollArrowStartBackward|eMetric_ScrollArrowStartForward
};
enum {
eMetric_ScrollThumbStyleNormal,
eMetric_ScrollThumbStyleProportional
};
// When modifying this list, also modify nsXPLookAndFeel::sFloatPrefs
// in widget/src/xpwidgts/nsXPLookAndFeel.cpp.
typedef enum {
eMetricFloat_TextFieldVerticalInsidePadding,
eMetricFloat_TextFieldHorizontalInsidePadding,
eMetricFloat_TextAreaVerticalInsidePadding,
eMetricFloat_TextAreaHorizontalInsidePadding,
eMetricFloat_ListVerticalInsidePadding,
eMetricFloat_ListHorizontalInsidePadding,
eMetricFloat_ButtonVerticalInsidePadding,
eMetricFloat_ButtonHorizontalInsidePadding,
eMetricFloat_IMEUnderlineRelativeSize,
eMetricFloat_SpellCheckerUnderlineRelativeSize,
// The width/height ratio of the cursor. If used, the CaretWidth int metric
// should be added to the calculated caret width.
eMetricFloat_CaretAspectRatio
} nsMetricFloatID;
NS_IMETHOD GetColor(const nsColorID aID, nscolor &aColor) = 0;
NS_IMETHOD GetMetric(const nsMetricID aID, PRInt32 & aMetric) = 0;
NS_IMETHOD GetMetric(const nsMetricFloatID aID, float & aMetric) = 0;
virtual PRUnichar GetPasswordCharacter()
{
return PRUnichar('*');
}
virtual PRBool GetEchoPassword()
{
#ifdef MOZ_GFX_OPTIMIZE_MOBILE
return PR_TRUE;
#else
return PR_FALSE;
#endif
}
NS_IMETHOD LookAndFeelChanged() = 0;
#ifdef NS_DEBUG
typedef enum {
eMetricSize_TextField = 0,
eMetricSize_TextArea = 1,
eMetricSize_ListBox = 2,
eMetricSize_ComboBox = 3,
eMetricSize_Radio = 4,
eMetricSize_CheckBox = 5,
eMetricSize_Button = 6
} nsMetricNavWidgetID;
typedef enum {
eMetricSize_Courier = 0,
eMetricSize_SansSerif = 1
} nsMetricNavFontID;
// This method returns the actual (or nearest estimate)
// of the Navigator size for a given form control for a given font
// and font size. This is used in NavQuirks mode to see how closely
// we match its size
NS_IMETHOD GetNavSize(const nsMetricNavWidgetID aWidgetID,
const nsMetricNavFontID aFontID,
const PRInt32 aFontSize,
nsSize &aSize) = 0;
#endif
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsILookAndFeel, NS_ILOOKANDFEEL_IID)
// On the Mac, GetColor(eColor_TextSelectForeground, color) returns this
// constant to specify that the foreground color should not be changed
// (ie. a colored text keeps its colors when selected).
// Of course if other plaforms work like the Mac, they can use it too.
#define NS_DONT_CHANGE_COLOR NS_RGB(0x01, 0x01, 0x01)
// -----------------------------------------------------------------
// Special colors for eColor_IME* and eColor_SpellCheckerUnderline
// -----------------------------------------------------------------
// For background color only.
#define NS_TRANSPARENT NS_RGBA(0x01, 0x00, 0x00, 0x00)
// For foreground color only.
#define NS_SAME_AS_FOREGROUND_COLOR NS_RGBA(0x02, 0x00, 0x00, 0x00)
#define NS_40PERCENT_FOREGROUND_COLOR NS_RGBA(0x03, 0x00, 0x00, 0x00)
#define NS_IS_SELECTION_SPECIAL_COLOR(c) ((c) == NS_TRANSPARENT || \
(c) == NS_SAME_AS_FOREGROUND_COLOR || \
(c) == NS_40PERCENT_FOREGROUND_COLOR)
// -------------------------------------------------
// Underline styles for eMetric_IME*UnderlineStyle
// -------------------------------------------------
#define NS_UNDERLINE_STYLE_NONE 0
#define NS_UNDERLINE_STYLE_DOTTED 1
#define NS_UNDERLINE_STYLE_DASHED 2
#define NS_UNDERLINE_STYLE_SOLID 3
#define NS_UNDERLINE_STYLE_DOUBLE 4
#define NS_UNDERLINE_STYLE_WAVY 5
#define NS_IS_VALID_UNDERLINE_STYLE(s) \
(NS_UNDERLINE_STYLE_NONE <= (s) && (s) <= NS_UNDERLINE_STYLE_WAVY)
// ------------------------------------------
// Bits for eMetric_AlertNotificationOrigin
// ------------------------------------------
#define NS_ALERT_HORIZONTAL 1
#define NS_ALERT_LEFT 2
#define NS_ALERT_TOP 4
#endif /* __nsILookAndFeel */
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