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666911d06a
MozReview-Commit-ID: 40tmdTJbLy1 --HG-- extra : rebase_source : 391be7415abf32f77ee7371901fd0c7c3875b49e
653 lines
21 KiB
C++
653 lines
21 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __LookAndFeel
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#define __LookAndFeel
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#ifndef MOZILLA_INTERNAL_API
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#error "This header is only usable from within libxul (MOZILLA_INTERNAL_API)."
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#endif
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#include "nsDebug.h"
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#include "nsColor.h"
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#include "nsTArray.h"
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struct gfxFontStyle;
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struct LookAndFeelInt
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{
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int32_t id;
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int32_t value;
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};
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namespace mozilla {
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class LookAndFeel
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{
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public:
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// When modifying this list, also modify nsXPLookAndFeel::sColorPrefs
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// in widget/xpwidgts/nsXPLookAndFeel.cpp.
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enum ColorID : uint8_t {
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// WARNING : NO NEGATIVE VALUE IN THIS ENUMERATION
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// see patch in bug 57757 for more information
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eColorID_WindowBackground,
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eColorID_WindowForeground,
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eColorID_WidgetBackground,
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eColorID_WidgetForeground,
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eColorID_WidgetSelectBackground,
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eColorID_WidgetSelectForeground,
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eColorID_Widget3DHighlight,
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eColorID_Widget3DShadow,
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eColorID_TextBackground,
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eColorID_TextForeground,
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eColorID_TextSelectBackground,
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eColorID_TextSelectForeground,
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eColorID_TextSelectForegroundCustom,
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eColorID_TextSelectBackgroundDisabled,
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eColorID_TextSelectBackgroundAttention,
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eColorID_TextHighlightBackground,
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eColorID_TextHighlightForeground,
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eColorID_IMERawInputBackground,
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eColorID_IMERawInputForeground,
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eColorID_IMERawInputUnderline,
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eColorID_IMESelectedRawTextBackground,
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eColorID_IMESelectedRawTextForeground,
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eColorID_IMESelectedRawTextUnderline,
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eColorID_IMEConvertedTextBackground,
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eColorID_IMEConvertedTextForeground,
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eColorID_IMEConvertedTextUnderline,
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eColorID_IMESelectedConvertedTextBackground,
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eColorID_IMESelectedConvertedTextForeground,
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eColorID_IMESelectedConvertedTextUnderline,
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eColorID_SpellCheckerUnderline,
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// New CSS 2 color definitions
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eColorID_activeborder,
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eColorID_activecaption,
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eColorID_appworkspace,
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eColorID_background,
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eColorID_buttonface,
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eColorID_buttonhighlight,
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eColorID_buttonshadow,
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eColorID_buttontext,
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eColorID_captiontext,
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eColorID_graytext,
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eColorID_highlight,
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eColorID_highlighttext,
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eColorID_inactiveborder,
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eColorID_inactivecaption,
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eColorID_inactivecaptiontext,
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eColorID_infobackground,
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eColorID_infotext,
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eColorID_menu,
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eColorID_menutext,
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eColorID_scrollbar,
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eColorID_threeddarkshadow,
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eColorID_threedface,
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eColorID_threedhighlight,
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eColorID_threedlightshadow,
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eColorID_threedshadow,
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eColorID_window,
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eColorID_windowframe,
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eColorID_windowtext,
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eColorID__moz_buttondefault,
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// Colors which will hopefully become CSS3
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eColorID__moz_field,
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eColorID__moz_fieldtext,
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eColorID__moz_dialog,
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eColorID__moz_dialogtext,
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// used to highlight valid regions to drop something onto
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eColorID__moz_dragtargetzone,
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// used to cell text background, selected but not focus
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eColorID__moz_cellhighlight,
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// used to cell text, selected but not focus
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eColorID__moz_cellhighlighttext,
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// used to html select cell text background, selected but not focus
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eColorID__moz_html_cellhighlight,
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// used to html select cell text, selected but not focus
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eColorID__moz_html_cellhighlighttext,
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// used to button text background, when mouse is over
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eColorID__moz_buttonhoverface,
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// used to button text, when mouse is over
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eColorID__moz_buttonhovertext,
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// used to menu item background, when mouse is over
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eColorID__moz_menuhover,
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// used to menu item text, when mouse is over
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eColorID__moz_menuhovertext,
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// used to menu bar item text
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eColorID__moz_menubartext,
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// used to menu bar item text, when mouse is over
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eColorID__moz_menubarhovertext,
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// On platforms where these colors are the same as
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// -moz-field, use -moz-fieldtext as foreground color
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eColorID__moz_eventreerow,
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eColorID__moz_oddtreerow,
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// colors needed by the Mac OS X theme
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// foreground color of :hover:active buttons
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eColorID__moz_mac_buttonactivetext,
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// background color of chrome toolbars in active windows
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eColorID__moz_mac_chrome_active,
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// background color of chrome toolbars in inactive windows
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eColorID__moz_mac_chrome_inactive,
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// foreground color of default buttons
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eColorID__moz_mac_defaultbuttontext,
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//ring around text fields and lists
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eColorID__moz_mac_focusring,
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//colour used when mouse is over a menu item
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eColorID__moz_mac_menuselect,
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//colour used to do shadows on menu items
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eColorID__moz_mac_menushadow,
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// color used to display text for disabled menu items
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eColorID__moz_mac_menutextdisable,
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//colour used to display text while mouse is over a menu item
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eColorID__moz_mac_menutextselect,
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// text color of disabled text on toolbars
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eColorID__moz_mac_disabledtoolbartext,
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//inactive light hightlight
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eColorID__moz_mac_secondaryhighlight,
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// vista rebars
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// media rebar text
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eColorID__moz_win_mediatext,
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// communications rebar text
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eColorID__moz_win_communicationstext,
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// Hyperlink color extracted from the system, not affected by the
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// browser.anchor_color user pref.
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// There is no OS-specified safe background color for this text,
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// but it is used regularly within Windows and the Gnome DE on Dialog and
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// Window colors.
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eColorID__moz_nativehyperlinktext,
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// Combo box widgets
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eColorID__moz_comboboxtext,
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eColorID__moz_combobox,
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// GtkInfoBar
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eColorID__moz_gtk_info_bar_text,
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// keep this one last, please
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eColorID_LAST_COLOR
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};
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// When modifying this list, also modify nsXPLookAndFeel::sIntPrefs
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// in widget/xpwidgts/nsXPLookAndFeel.cpp.
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enum IntID {
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// default, may be overriden by OS
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eIntID_CaretBlinkTime,
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// pixel width of caret
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eIntID_CaretWidth,
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// show the caret when text is selected?
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eIntID_ShowCaretDuringSelection,
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// select textfields when focused via tab/accesskey?
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eIntID_SelectTextfieldsOnKeyFocus,
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// delay before submenus open
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eIntID_SubmenuDelay,
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// can popups overlap menu/task bar?
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eIntID_MenusCanOverlapOSBar,
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// should overlay scrollbars be used?
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eIntID_UseOverlayScrollbars,
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// allow H and V overlay scrollbars to overlap?
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eIntID_AllowOverlayScrollbarsOverlap,
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// show/hide scrollbars based on activity
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eIntID_ShowHideScrollbars,
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// skip navigating to disabled menu item?
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eIntID_SkipNavigatingDisabledMenuItem,
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// begin a drag if the mouse is moved further than the threshold while the
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// button is down
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eIntID_DragThresholdX,
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eIntID_DragThresholdY,
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// Accessibility theme being used?
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eIntID_UseAccessibilityTheme,
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// position of scroll arrows in a scrollbar
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eIntID_ScrollArrowStyle,
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// is scroll thumb proportional or fixed?
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eIntID_ScrollSliderStyle,
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// each button can take one of four values:
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eIntID_ScrollButtonLeftMouseButtonAction,
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// 0 - scrolls one line, 1 - scrolls one page
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eIntID_ScrollButtonMiddleMouseButtonAction,
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// 2 - scrolls to end, 3 - button ignored
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eIntID_ScrollButtonRightMouseButtonAction,
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// delay for opening spring loaded folders
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eIntID_TreeOpenDelay,
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// delay for closing spring loaded folders
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eIntID_TreeCloseDelay,
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// delay for triggering the tree scrolling
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eIntID_TreeLazyScrollDelay,
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// delay for scrolling the tree
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eIntID_TreeScrollDelay,
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// the maximum number of lines to be scrolled at ones
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eIntID_TreeScrollLinesMax,
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// What type of tab-order to use
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eIntID_TabFocusModel,
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// Should menu items blink when they're chosen?
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eIntID_ChosenMenuItemsShouldBlink,
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/*
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* A Boolean value to determine whether the Windows default theme is
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* being used.
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*
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* The value of this metric is not used on other platforms. These platforms
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* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
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*/
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eIntID_WindowsDefaultTheme,
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/*
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* A Boolean value to determine whether the DWM compositor is being used
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*
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* This metric is not used on non-Windows platforms. These platforms
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* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
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*/
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eIntID_DWMCompositor,
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/*
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* A Boolean value to determine whether Windows is themed (Classic vs.
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* uxtheme)
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*
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* This is Windows-specific and is not implemented on other platforms
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* (will return the default of NS_ERROR_FAILURE).
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*/
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eIntID_WindowsClassic,
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/*
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* A Boolean value to determine whether the current Windows desktop theme
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* supports Aero Glass.
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*
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* This is Windows-specific and is not implemented on other platforms
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* (will return the default of NS_ERROR_FAILURE).
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*/
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eIntID_WindowsGlass,
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/*
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* A Boolean value to determine whether the device is a touch enabled
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* device. Currently this is only supported by the Windows 7 Touch API.
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*
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* Platforms that do not support this metric should return
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* NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
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*/
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eIntID_TouchEnabled,
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/*
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* A Boolean value to determine whether the Mac graphite theme is
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* being used.
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*
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* The value of this metric is not used on other platforms. These platforms
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* should return NS_ERROR_NOT_IMPLEMENTED when queried for this metric.
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*/
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eIntID_MacGraphiteTheme,
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/*
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* A Boolean value to determine whether the Mac OS X Yosemite-specific theming
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* should be used.
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*
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* The value of this metric is not used on non-Mac platforms. These
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* platforms should return NS_ERROR_NOT_IMPLEMENTED when queried for this
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* metric.
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*/
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eIntID_MacYosemiteTheme,
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/*
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* eIntID_AlertNotificationOrigin indicates from which corner of the
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* screen alerts slide in, and from which direction (horizontal/vertical).
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* 0, the default, represents bottom right, sliding vertically.
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* Use any bitwise combination of the following constants:
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* NS_ALERT_HORIZONTAL (1), NS_ALERT_LEFT (2), NS_ALERT_TOP (4).
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*
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* 6 4
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* +-----------+
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* 7| |5
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* | |
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* 3| |1
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* +-----------+
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* 2 0
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*/
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eIntID_AlertNotificationOrigin,
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/**
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* If true, clicking on a scrollbar (not as in dragging the thumb) defaults
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* to scrolling the view corresponding to the clicked point. Otherwise, we
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* only do so if the scrollbar is clicked using the middle mouse button or
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* if shift is pressed when the scrollbar is clicked.
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*/
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eIntID_ScrollToClick,
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/**
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* IME and spell checker underline styles, the values should be
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* NS_DECORATION_LINE_STYLE_*. They are defined below.
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*/
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eIntID_IMERawInputUnderlineStyle,
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eIntID_IMESelectedRawTextUnderlineStyle,
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eIntID_IMEConvertedTextUnderlineStyle,
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eIntID_IMESelectedConvertedTextUnderline,
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eIntID_SpellCheckerUnderlineStyle,
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/**
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* If this metric != 0, support window dragging on the menubar.
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*/
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eIntID_MenuBarDrag,
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/**
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* Return the appropriate WindowsThemeIdentifier for the current theme.
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*/
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eIntID_WindowsThemeIdentifier,
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/**
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* Return an appropriate os version identifier.
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*/
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eIntID_OperatingSystemVersionIdentifier,
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/**
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* 0: scrollbar button repeats to scroll only when cursor is on the button.
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* 1: scrollbar button repeats to scroll even if cursor is outside of it.
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*/
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eIntID_ScrollbarButtonAutoRepeatBehavior,
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/**
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* Delay before showing a tooltip.
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*/
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eIntID_TooltipDelay,
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/*
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* A Boolean value to determine whether Mac OS X Lion style swipe animations
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* should be used.
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*/
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eIntID_SwipeAnimationEnabled,
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/*
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* A Boolean value to determine whether we have a color picker available
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* for <input type="color"> to hook into.
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*
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* This lets us selectively enable the style for <input type="color">
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* based on whether it's functional or not.
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*/
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eIntID_ColorPickerAvailable,
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/*
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* A boolean value indicating whether or not the device has a hardware
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* home button. Used on gaia to determine whether a home button
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* is shown.
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*/
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eIntID_PhysicalHomeButton,
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/*
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* Controls whether overlay scrollbars display when the user moves
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* the mouse in a scrollable frame.
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*/
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eIntID_ScrollbarDisplayOnMouseMove,
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/*
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* Overlay scrollbar animation constants.
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*/
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eIntID_ScrollbarFadeBeginDelay,
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eIntID_ScrollbarFadeDuration,
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/**
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* Distance in pixels to offset the context menu from the cursor
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* on open.
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*/
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eIntID_ContextMenuOffsetVertical,
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eIntID_ContextMenuOffsetHorizontal
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};
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/**
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* Windows themes we currently detect.
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*/
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enum WindowsTheme {
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eWindowsTheme_Generic = 0, // unrecognized theme
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eWindowsTheme_Classic,
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eWindowsTheme_Aero,
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eWindowsTheme_LunaBlue,
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eWindowsTheme_LunaOlive,
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eWindowsTheme_LunaSilver,
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eWindowsTheme_Royale,
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eWindowsTheme_Zune,
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eWindowsTheme_AeroLite
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};
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/**
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* Operating system versions.
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*/
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enum OperatingSystemVersion {
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eOperatingSystemVersion_Windows7 = 2,
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eOperatingSystemVersion_Windows8,
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eOperatingSystemVersion_Windows10,
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eOperatingSystemVersion_Unknown
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};
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enum {
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eScrollArrow_None = 0,
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eScrollArrow_StartBackward = 0x1000,
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eScrollArrow_StartForward = 0x0100,
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eScrollArrow_EndBackward = 0x0010,
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eScrollArrow_EndForward = 0x0001
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};
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enum {
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// single arrow at each end
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eScrollArrowStyle_Single =
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eScrollArrow_StartBackward | eScrollArrow_EndForward,
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// both arrows at bottom/right, none at top/left
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eScrollArrowStyle_BothAtBottom =
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eScrollArrow_EndBackward | eScrollArrow_EndForward,
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// both arrows at both ends
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eScrollArrowStyle_BothAtEachEnd =
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eScrollArrow_EndBackward | eScrollArrow_EndForward |
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eScrollArrow_StartBackward | eScrollArrow_StartForward,
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// both arrows at top/left, none at bottom/right
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eScrollArrowStyle_BothAtTop =
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eScrollArrow_StartBackward | eScrollArrow_StartForward
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};
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enum {
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eScrollThumbStyle_Normal,
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eScrollThumbStyle_Proportional
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};
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// When modifying this list, also modify nsXPLookAndFeel::sFloatPrefs
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// in widget/xpwidgts/nsXPLookAndFeel.cpp.
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enum FloatID {
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eFloatID_IMEUnderlineRelativeSize,
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eFloatID_SpellCheckerUnderlineRelativeSize,
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// The width/height ratio of the cursor. If used, the CaretWidth int metric
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// should be added to the calculated caret width.
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eFloatID_CaretAspectRatio
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};
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// These constants must be kept in 1:1 correspondence with the
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// NS_STYLE_FONT_* system font constants.
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enum FontID {
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eFont_Caption = 1, // css2
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FontID_MINIMUM = eFont_Caption,
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eFont_Icon,
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eFont_Menu,
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eFont_MessageBox,
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eFont_SmallCaption,
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eFont_StatusBar,
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eFont_Window, // css3
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eFont_Document,
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eFont_Workspace,
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eFont_Desktop,
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eFont_Info,
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eFont_Dialog,
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eFont_Button,
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eFont_PullDownMenu,
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eFont_List,
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eFont_Field,
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eFont_Tooltips, // moz
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eFont_Widget,
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FontID_MAXIMUM = eFont_Widget
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};
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/**
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* GetColor() return a native color value (might be overwritten by prefs) for
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* aID. Some platforms don't return an error even if the index doesn't
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* match any system colors. And also some platforms may initialize the
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* return value even when it returns an error. Therefore, if you want to
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* use a color for the default value, you should use the other GetColor()
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* which returns nscolor directly.
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*
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* NOTE:
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* eColorID_TextSelectForeground might return NS_DONT_CHANGE_COLOR.
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* eColorID_IME* might return NS_TRANSPARENT, NS_SAME_AS_FOREGROUND_COLOR or
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* NS_40PERCENT_FOREGROUND_COLOR.
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* These values have particular meaning. Then, they are not an actual
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* color value.
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*/
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static nsresult GetColor(ColorID aID, nscolor* aResult);
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/**
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* This variant of GetColor() takes an extra Boolean parameter that allows
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* the caller to ask that hard-coded color values be substituted for
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* native colors (used when it is desireable to hide system colors to
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* avoid system fingerprinting).
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*/
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static nsresult GetColor(ColorID aID, bool aUseStandinsForNativeColors,
|
|
nscolor* aResult);
|
|
|
|
/**
|
|
* GetInt() and GetFloat() return a int or float value for aID. The result
|
|
* might be distance, time, some flags or a int value which has particular
|
|
* meaning. See each document at definition of each ID for the detail.
|
|
* The result is always 0 when they return error. Therefore, if you want to
|
|
* use a value for the default value, you should use the other method which
|
|
* returns int or float directly.
|
|
*/
|
|
static nsresult GetInt(IntID aID, int32_t* aResult);
|
|
static nsresult GetFloat(FloatID aID, float* aResult);
|
|
|
|
static nscolor GetColor(ColorID aID, nscolor aDefault = NS_RGB(0, 0, 0))
|
|
{
|
|
nscolor result = NS_RGB(0, 0, 0);
|
|
if (NS_FAILED(GetColor(aID, &result))) {
|
|
return aDefault;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static nscolor GetColorUsingStandins(ColorID aID,
|
|
nscolor aDefault = NS_RGB(0, 0, 0))
|
|
{
|
|
nscolor result = NS_RGB(0, 0, 0);
|
|
if (NS_FAILED(GetColor(aID,
|
|
true, // aUseStandinsForNativeColors
|
|
&result))) {
|
|
return aDefault;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static int32_t GetInt(IntID aID, int32_t aDefault = 0)
|
|
{
|
|
int32_t result;
|
|
if (NS_FAILED(GetInt(aID, &result))) {
|
|
return aDefault;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static float GetFloat(FloatID aID, float aDefault = 0.0f)
|
|
{
|
|
float result;
|
|
if (NS_FAILED(GetFloat(aID, &result))) {
|
|
return aDefault;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the name and style of a system-theme font. Returns true
|
|
* if the system theme specifies this font, false if a default should
|
|
* be used. In the latter case neither aName nor aStyle is modified.
|
|
*
|
|
* @param aID Which system-theme font is wanted.
|
|
* @param aName The name of the font to use.
|
|
* @param aStyle Styling to apply to the font.
|
|
* @param aDevPixPerCSSPixel Ratio of device pixels to CSS pixels
|
|
*/
|
|
static bool GetFont(FontID aID, nsString& aName, gfxFontStyle& aStyle,
|
|
float aDevPixPerCSSPixel);
|
|
|
|
/**
|
|
* GetPasswordCharacter() returns a unicode character which should be used
|
|
* for a masked character in password editor. E.g., '*'.
|
|
*/
|
|
static char16_t GetPasswordCharacter();
|
|
|
|
/**
|
|
* If the latest character in password field shouldn't be hidden by the
|
|
* result of GetPasswordCharacter(), GetEchoPassword() returns TRUE.
|
|
* Otherwise, FALSE.
|
|
*/
|
|
static bool GetEchoPassword();
|
|
|
|
/**
|
|
* The millisecond to mask password value.
|
|
* This value is only valid when GetEchoPassword() returns true.
|
|
*/
|
|
static uint32_t GetPasswordMaskDelay();
|
|
|
|
/**
|
|
* When system look and feel is changed, Refresh() must be called. Then,
|
|
* cached data would be released.
|
|
*/
|
|
static void Refresh();
|
|
|
|
/**
|
|
* If the implementation is caching values, these accessors allow the
|
|
* cache to be exported and imported.
|
|
*/
|
|
static nsTArray<LookAndFeelInt> GetIntCache();
|
|
static void SetIntCache(const nsTArray<LookAndFeelInt>& aLookAndFeelIntCache);
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
// On the Mac, GetColor(eColorID_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)
|
|
|
|
// Similar with NS_DONT_CHANGE_COLOR, except NS_DONT_CHANGE_COLOR would returns
|
|
// complementary color if fg color is same as bg color.
|
|
// NS_CHANGE_COLOR_IF_SAME_AS_BG would returns eColorID_TextSelectForegroundCustom if
|
|
// fg and bg color are the same.
|
|
#define NS_CHANGE_COLOR_IF_SAME_AS_BG NS_RGB(0x02, 0x02, 0x02)
|
|
|
|
// ---------------------------------------------------------------------
|
|
// Special colors for eColorID_IME* and eColorID_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)
|
|
|
|
// ------------------------------------------
|
|
// Bits for eIntID_AlertNotificationOrigin
|
|
// ------------------------------------------
|
|
|
|
#define NS_ALERT_HORIZONTAL 1
|
|
#define NS_ALERT_LEFT 2
|
|
#define NS_ALERT_TOP 4
|
|
|
|
#endif /* __LookAndFeel */
|