зеркало из https://github.com/mozilla/gecko-dev.git
501 строка
14 KiB
C++
501 строка
14 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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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#include "mozilla/dom/ContentChild.h"
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#include "nsStyleConsts.h"
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#include "nsXULAppAPI.h"
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#include "nsLookAndFeel.h"
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#include "gfxFont.h"
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#include "gfxFontConstants.h"
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#include "mozilla/gfx/2D.h"
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using namespace mozilla;
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using mozilla::dom::ContentChild;
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bool nsLookAndFeel::mInitializedSystemColors = false;
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AndroidSystemColors nsLookAndFeel::mSystemColors;
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bool nsLookAndFeel::mInitializedShowPassword = false;
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bool nsLookAndFeel::mShowPassword = true;
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static const char16_t UNICODE_BULLET = 0x2022;
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nsLookAndFeel::nsLookAndFeel()
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: nsXPLookAndFeel()
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{
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}
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nsLookAndFeel::~nsLookAndFeel()
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{
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}
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#define BG_PRELIGHT_COLOR NS_RGB(0xee,0xee,0xee)
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#define FG_PRELIGHT_COLOR NS_RGB(0x77,0x77,0x77)
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#define BLACK_COLOR NS_RGB(0x00,0x00,0x00)
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#define DARK_GRAY_COLOR NS_RGB(0x40,0x40,0x40)
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#define GRAY_COLOR NS_RGB(0x80,0x80,0x80)
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#define LIGHT_GRAY_COLOR NS_RGB(0xa0,0xa0,0xa0)
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#define RED_COLOR NS_RGB(0xff,0x00,0x00)
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nsresult
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nsLookAndFeel::GetSystemColors()
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{
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if (mInitializedSystemColors)
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return NS_OK;
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if (!AndroidBridge::Bridge())
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return NS_ERROR_FAILURE;
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AndroidBridge::Bridge()->GetSystemColors(&mSystemColors);
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mInitializedSystemColors = true;
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return NS_OK;
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}
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nsresult
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nsLookAndFeel::CallRemoteGetSystemColors()
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{
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// An array has to be used to get data from remote process
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InfallibleTArray<uint32_t> colors;
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uint32_t colorsCount = sizeof(AndroidSystemColors) / sizeof(nscolor);
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if (!ContentChild::GetSingleton()->SendGetSystemColors(colorsCount, &colors))
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return NS_ERROR_FAILURE;
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NS_ASSERTION(colors.Length() == colorsCount, "System colors array is incomplete");
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if (colors.Length() == 0)
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return NS_ERROR_FAILURE;
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if (colors.Length() < colorsCount)
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colorsCount = colors.Length();
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// Array elements correspond to the members of mSystemColors structure,
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// so just copy the memory block
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memcpy(&mSystemColors, colors.Elements(), sizeof(nscolor) * colorsCount);
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mInitializedSystemColors = true;
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return NS_OK;
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}
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nsresult
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nsLookAndFeel::NativeGetColor(ColorID aID, nscolor &aColor)
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{
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nsresult rv = NS_OK;
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if (!mInitializedSystemColors) {
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if (XRE_IsParentProcess())
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rv = GetSystemColors();
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else
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rv = CallRemoteGetSystemColors();
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NS_ENSURE_SUCCESS(rv, rv);
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}
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// XXX we'll want to use context.obtainStyledAttributes on the java side to
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// get all of these; see TextView.java for a good exmaple.
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switch (aID) {
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// These colors don't seem to be used for anything anymore in Mozilla
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// (except here at least TextSelectBackground and TextSelectForeground)
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// The CSS2 colors below are used.
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case eColorID_WindowBackground:
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aColor = NS_RGB(0xFF, 0xFF, 0xFF);
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break;
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case eColorID_WindowForeground:
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aColor = mSystemColors.textColorPrimary;
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break;
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case eColorID_WidgetBackground:
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_WidgetForeground:
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID_WidgetSelectBackground:
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aColor = mSystemColors.textColorHighlight;
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break;
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case eColorID_WidgetSelectForeground:
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aColor = mSystemColors.textColorPrimaryInverse;
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break;
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case eColorID_Widget3DHighlight:
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aColor = LIGHT_GRAY_COLOR;
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break;
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case eColorID_Widget3DShadow:
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aColor = DARK_GRAY_COLOR;
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break;
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case eColorID_TextBackground:
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// not used?
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_TextForeground:
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// not used?
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aColor = mSystemColors.textColorPrimary;
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break;
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case eColorID_TextSelectBackground:
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case eColorID_IMESelectedRawTextBackground:
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case eColorID_IMESelectedConvertedTextBackground:
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// still used
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aColor = mSystemColors.textColorHighlight;
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break;
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case eColorID_TextSelectForeground:
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case eColorID_IMESelectedRawTextForeground:
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case eColorID_IMESelectedConvertedTextForeground:
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// still used
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aColor = mSystemColors.textColorPrimaryInverse;
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break;
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case eColorID_IMERawInputBackground:
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case eColorID_IMEConvertedTextBackground:
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aColor = NS_TRANSPARENT;
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break;
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case eColorID_IMERawInputForeground:
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case eColorID_IMEConvertedTextForeground:
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aColor = NS_SAME_AS_FOREGROUND_COLOR;
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break;
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case eColorID_IMERawInputUnderline:
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case eColorID_IMEConvertedTextUnderline:
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aColor = NS_SAME_AS_FOREGROUND_COLOR;
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break;
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case eColorID_IMESelectedRawTextUnderline:
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case eColorID_IMESelectedConvertedTextUnderline:
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aColor = NS_TRANSPARENT;
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break;
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case eColorID_SpellCheckerUnderline:
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aColor = RED_COLOR;
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break;
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// css2 http://www.w3.org/TR/REC-CSS2/ui.html#system-colors
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case eColorID_activeborder:
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// active window border
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_activecaption:
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// active window caption background
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_appworkspace:
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// MDI background color
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_background:
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// desktop background
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_captiontext:
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// text in active window caption, size box, and scrollbar arrow box (!)
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID_graytext:
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// disabled text in windows, menus, etc.
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aColor = mSystemColors.textColorTertiary;
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break;
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case eColorID_highlight:
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// background of selected item
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aColor = mSystemColors.textColorHighlight;
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break;
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case eColorID_highlighttext:
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// text of selected item
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aColor = mSystemColors.textColorPrimaryInverse;
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break;
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case eColorID_inactiveborder:
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// inactive window border
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_inactivecaption:
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// inactive window caption
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_inactivecaptiontext:
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// text in inactive window caption
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aColor = mSystemColors.textColorTertiary;
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break;
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case eColorID_infobackground:
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// tooltip background color
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_infotext:
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// tooltip text color
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID_menu:
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// menu background
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_menutext:
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// menu text
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID_scrollbar:
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// scrollbar gray area
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_threedface:
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case eColorID_buttonface:
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// 3-D face color
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_buttontext:
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// text on push buttons
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID_buttonhighlight:
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// 3-D highlighted edge color
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case eColorID_threedhighlight:
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// 3-D highlighted outer edge color
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aColor = LIGHT_GRAY_COLOR;
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break;
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case eColorID_threedlightshadow:
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// 3-D highlighted inner edge color
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_buttonshadow:
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// 3-D shadow edge color
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case eColorID_threedshadow:
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// 3-D shadow inner edge color
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aColor = GRAY_COLOR;
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break;
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case eColorID_threeddarkshadow:
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// 3-D shadow outer edge color
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aColor = BLACK_COLOR;
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break;
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case eColorID_window:
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case eColorID_windowframe:
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID_windowtext:
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aColor = mSystemColors.textColorPrimary;
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break;
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case eColorID__moz_eventreerow:
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case eColorID__moz_field:
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID__moz_fieldtext:
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aColor = mSystemColors.textColorPrimary;
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break;
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case eColorID__moz_dialog:
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID__moz_dialogtext:
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID__moz_dragtargetzone:
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aColor = mSystemColors.textColorHighlight;
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break;
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case eColorID__moz_buttondefault:
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// default button border color
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aColor = BLACK_COLOR;
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break;
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case eColorID__moz_buttonhoverface:
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aColor = BG_PRELIGHT_COLOR;
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break;
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case eColorID__moz_buttonhovertext:
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aColor = FG_PRELIGHT_COLOR;
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break;
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case eColorID__moz_cellhighlight:
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case eColorID__moz_html_cellhighlight:
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aColor = mSystemColors.textColorHighlight;
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break;
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case eColorID__moz_cellhighlighttext:
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case eColorID__moz_html_cellhighlighttext:
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aColor = mSystemColors.textColorPrimaryInverse;
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break;
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case eColorID__moz_menuhover:
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aColor = BG_PRELIGHT_COLOR;
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break;
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case eColorID__moz_menuhovertext:
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aColor = FG_PRELIGHT_COLOR;
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break;
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case eColorID__moz_oddtreerow:
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aColor = NS_TRANSPARENT;
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break;
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case eColorID__moz_nativehyperlinktext:
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aColor = NS_SAME_AS_FOREGROUND_COLOR;
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break;
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case eColorID__moz_comboboxtext:
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID__moz_combobox:
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aColor = mSystemColors.colorBackground;
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break;
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case eColorID__moz_menubartext:
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aColor = mSystemColors.colorForeground;
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break;
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case eColorID__moz_menubarhovertext:
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aColor = FG_PRELIGHT_COLOR;
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break;
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default:
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/* default color is BLACK */
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aColor = 0;
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rv = NS_ERROR_FAILURE;
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break;
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}
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return rv;
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}
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nsresult
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nsLookAndFeel::GetIntImpl(IntID aID, int32_t &aResult)
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{
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nsresult rv = nsXPLookAndFeel::GetIntImpl(aID, aResult);
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if (NS_SUCCEEDED(rv))
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return rv;
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rv = NS_OK;
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switch (aID) {
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case eIntID_CaretBlinkTime:
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aResult = 500;
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break;
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case eIntID_CaretWidth:
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aResult = 1;
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break;
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case eIntID_ShowCaretDuringSelection:
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aResult = 0;
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break;
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case eIntID_SelectTextfieldsOnKeyFocus:
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// Select textfield content when focused by kbd
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// used by EventStateManager::sTextfieldSelectModel
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aResult = 1;
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break;
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case eIntID_SubmenuDelay:
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aResult = 200;
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break;
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case eIntID_TooltipDelay:
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aResult = 500;
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break;
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case eIntID_MenusCanOverlapOSBar:
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// we want XUL popups to be able to overlap the task bar.
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aResult = 1;
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break;
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case eIntID_ScrollArrowStyle:
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aResult = eScrollArrowStyle_Single;
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break;
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case eIntID_ScrollSliderStyle:
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aResult = eScrollThumbStyle_Proportional;
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break;
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case eIntID_TouchEnabled:
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aResult = 1;
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break;
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case eIntID_ColorPickerAvailable:
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aResult = 1;
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break;
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case eIntID_WindowsDefaultTheme:
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case eIntID_WindowsThemeIdentifier:
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case eIntID_OperatingSystemVersionIdentifier:
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aResult = 0;
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rv = NS_ERROR_NOT_IMPLEMENTED;
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break;
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case eIntID_SpellCheckerUnderlineStyle:
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aResult = NS_STYLE_TEXT_DECORATION_STYLE_WAVY;
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break;
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case eIntID_ScrollbarButtonAutoRepeatBehavior:
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aResult = 0;
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break;
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case eIntID_ContextMenuOffsetVertical:
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case eIntID_ContextMenuOffsetHorizontal:
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aResult = 2;
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break;
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default:
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aResult = 0;
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rv = NS_ERROR_FAILURE;
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}
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return rv;
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}
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nsresult
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nsLookAndFeel::GetFloatImpl(FloatID aID, float &aResult)
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{
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nsresult rv = nsXPLookAndFeel::GetFloatImpl(aID, aResult);
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if (NS_SUCCEEDED(rv))
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return rv;
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rv = NS_OK;
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switch (aID) {
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case eFloatID_IMEUnderlineRelativeSize:
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aResult = 1.0f;
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break;
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case eFloatID_SpellCheckerUnderlineRelativeSize:
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aResult = 1.0f;
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break;
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default:
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aResult = -1.0;
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rv = NS_ERROR_FAILURE;
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break;
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}
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return rv;
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}
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/*virtual*/
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bool
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nsLookAndFeel::GetFontImpl(FontID aID, nsString& aFontName,
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gfxFontStyle& aFontStyle,
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float aDevPixPerCSSPixel)
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{
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aFontName.AssignLiteral("\"Droid Sans\"");
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aFontStyle.style = NS_FONT_STYLE_NORMAL;
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aFontStyle.weight = NS_FONT_WEIGHT_NORMAL;
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aFontStyle.stretch = NS_FONT_STRETCH_NORMAL;
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aFontStyle.size = 9.0 * 96.0f / 72.0f * aDevPixPerCSSPixel;
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aFontStyle.systemFont = true;
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return true;
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}
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/*virtual*/
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bool
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nsLookAndFeel::GetEchoPasswordImpl()
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{
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if (!mInitializedShowPassword) {
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if (XRE_IsParentProcess()) {
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mShowPassword = widget::GeckoAppShell::GetShowPasswordSetting();
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} else {
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ContentChild::GetSingleton()->SendGetShowPasswordSetting(&mShowPassword);
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}
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mInitializedShowPassword = true;
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}
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return mShowPassword;
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}
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uint32_t
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nsLookAndFeel::GetPasswordMaskDelayImpl()
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{
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// This value is hard-coded in Android OS's PasswordTransformationMethod.java
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return 1500;
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}
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/* virtual */
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char16_t
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nsLookAndFeel::GetPasswordCharacterImpl()
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{
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// This value is hard-coded in Android OS's PasswordTransformationMethod.java
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return UNICODE_BULLET;
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}
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