gecko-dev/widget/qt/nsLookAndFeel.cpp

528 lines
14 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// Qt headers must be included before anything that might pull in our
// malloc wrappers.
#include <QApplication>
#include <QFont>
#include <QPalette>
#include <QStyle>
#undef NS_LOOKANDFEEL_DEBUG
#ifdef NS_LOOKANDFEEL_DEBUG
#include <QDebug>
#endif
#include "nsLookAndFeel.h"
#include "nsStyleConsts.h"
#include <qglobal.h>
#define QCOLOR_TO_NS_RGB(c) \
((nscolor)NS_RGB(c.red(),c.green(),c.blue()))
nsLookAndFeel::nsLookAndFeel()
: nsXPLookAndFeel(),
mDefaultFontCached(false), mButtonFontCached(false),
mFieldFontCached(false), mMenuFontCached(false)
{
}
nsLookAndFeel::~nsLookAndFeel()
{
}
nsresult
nsLookAndFeel::NativeGetColor(ColorID aID, nscolor &aColor)
{
nsresult res = NS_OK;
if (!qApp)
return NS_ERROR_FAILURE;
QPalette palette = qApp->palette();
switch (aID) {
case eColorID_WindowBackground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_WindowForeground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_WidgetBackground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_WidgetForeground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::WindowText));
break;
case eColorID_WidgetSelectBackground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_WidgetSelectForeground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::WindowText));
break;
case eColorID_Widget3DHighlight:
aColor = NS_RGB(0xa0,0xa0,0xa0);
break;
case eColorID_Widget3DShadow:
aColor = NS_RGB(0x40,0x40,0x40);
break;
case eColorID_TextBackground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_TextForeground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::WindowText));
break;
case eColorID_TextSelectBackground:
case eColorID_IMESelectedRawTextBackground:
case eColorID_IMESelectedConvertedTextBackground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Highlight));
break;
case eColorID_TextSelectForeground:
case eColorID_IMESelectedRawTextForeground:
case eColorID_IMESelectedConvertedTextForeground:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::HighlightedText));
break;
case eColorID_IMERawInputBackground:
case eColorID_IMEConvertedTextBackground:
aColor = NS_TRANSPARENT;
break;
case eColorID_IMERawInputForeground:
case eColorID_IMEConvertedTextForeground:
aColor = NS_SAME_AS_FOREGROUND_COLOR;
break;
case eColorID_IMERawInputUnderline:
case eColorID_IMEConvertedTextUnderline:
aColor = NS_SAME_AS_FOREGROUND_COLOR;
break;
case eColorID_IMESelectedRawTextUnderline:
case eColorID_IMESelectedConvertedTextUnderline:
aColor = NS_TRANSPARENT;
break;
case eColorID_SpellCheckerUnderline:
aColor = NS_RGB(0xff, 0, 0);
break;
case eColorID_activeborder:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_activecaption:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_appworkspace:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_background:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_captiontext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
break;
case eColorID_graytext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Disabled, QPalette::Text));
break;
case eColorID_highlight:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Highlight));
break;
case eColorID_highlighttext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::HighlightedText));
break;
case eColorID_inactiveborder:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Disabled, QPalette::Window));
break;
case eColorID_inactivecaption:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Disabled, QPalette::Window));
break;
case eColorID_inactivecaptiontext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Disabled, QPalette::Text));
break;
case eColorID_infobackground:
#if (QT_VERSION >= QT_VERSION_CHECK(4, 4, 0))
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::ToolTipBase));
#else
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Base));
#endif
break;
case eColorID_infotext:
#if (QT_VERSION >= QT_VERSION_CHECK(4, 4, 0))
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::ToolTipText));
#else
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
#endif
break;
case eColorID_menu:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_menutext:
case eColorID__moz_menubartext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
break;
case eColorID_scrollbar:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Mid));
break;
case eColorID_threedface:
case eColorID_buttonface:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Button));
break;
case eColorID_buttonhighlight:
case eColorID_threedhighlight:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Dark));
break;
case eColorID_buttontext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::ButtonText));
break;
case eColorID_buttonshadow:
case eColorID_threedshadow:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Dark));
break;
case eColorID_threeddarkshadow:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Shadow));
break;
case eColorID_threedlightshadow:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Light));
break;
case eColorID_window:
case eColorID_windowframe:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID_windowtext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
break;
// from the CSS3 working draft (not yet finalized)
// http://www.w3.org/tr/2000/wd-css3-userint-20000216.html#color
case eColorID__moz_buttondefault:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Button));
break;
case eColorID__moz_field:
case eColorID__moz_combobox:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Base));
break;
case eColorID__moz_fieldtext:
case eColorID__moz_comboboxtext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
break;
case eColorID__moz_dialog:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID__moz_dialogtext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::WindowText));
break;
case eColorID__moz_dragtargetzone:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Window));
break;
case eColorID__moz_buttonhovertext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::ButtonText));
break;
case eColorID__moz_menuhovertext:
case eColorID__moz_menubarhovertext:
aColor = QCOLOR_TO_NS_RGB(palette.color(QPalette::Normal, QPalette::Text));
break;
default:
aColor = 0;
res = NS_ERROR_FAILURE;
break;
}
return res;
}
#ifdef NS_LOOKANDFEEL_DEBUG
static const char *metricToString[] = {
"eIntID_CaretBlinkTime",
"eIntID_CaretWidth",
"eIntID_ShowCaretDuringSelection",
"eIntID_SelectTextfieldsOnKeyFocus",
"eIntID_SubmenuDelay",
"eIntID_MenusCanOverlapOSBar",
"eIntID_SkipNavigatingDisabledMenuItem",
"eIntID_DragThresholdX",
"eIntID_DragThresholdY",
"eIntID_UseAccessibilityTheme",
"eIntID_ScrollArrowStyle",
"eIntID_ScrollSliderStyle",
"eIntID_ScrollButtonLeftMouseButtonAction",
"eIntID_ScrollButtonMiddleMouseButtonAction",
"eIntID_ScrollButtonRightMouseButtonAction",
"eIntID_TreeOpenDelay",
"eIntID_TreeCloseDelay",
"eIntID_TreeLazyScrollDelay",
"eIntID_TreeScrollDelay",
"eIntID_TreeScrollLinesMax",
"eIntID_TabFocusModel",
"eIntID_WindowsDefaultTheme",
"eIntID_AlertNotificationOrigin",
"eIntID_ScrollToClick",
"eIntID_IMERawInputUnderlineStyle",
"eIntID_IMESelectedRawTextUnderlineStyle",
"eIntID_IMEConvertedTextUnderlineStyle",
"eIntID_IMESelectedConvertedTextUnderline",
"eIntID_ImagesInMenus"
};
#endif
nsresult
nsLookAndFeel::GetIntImpl(IntID aID, int32_t &aResult)
{
#ifdef NS_LOOKANDFEEL_DEBUG
qDebug("nsLookAndFeel::GetIntImpl aID = %s", metricToString[aID]);
#endif
nsresult res = nsXPLookAndFeel::GetIntImpl(aID, aResult);
if (NS_SUCCEEDED(res))
return res;
res = NS_OK;
switch (aID) {
case eIntID_CaretBlinkTime:
aResult = 500;
break;
case eIntID_CaretWidth:
aResult = 1;
break;
case eIntID_ShowCaretDuringSelection:
aResult = 0;
break;
case eIntID_SelectTextfieldsOnKeyFocus:
// Select textfield content when focused by kbd
// used by nsEventStateManager::sTextfieldSelectModel
aResult = 1;
break;
case eIntID_SubmenuDelay:
aResult = 200;
break;
case eIntID_TooltipDelay:
aResult = 500;
break;
case eIntID_MenusCanOverlapOSBar:
// we want XUL popups to be able to overlap the task bar.
aResult = 1;
break;
case eIntID_ScrollArrowStyle:
aResult = eScrollArrowStyle_Single;
break;
case eIntID_ScrollSliderStyle:
aResult = eScrollThumbStyle_Proportional;
break;
case eIntID_TouchEnabled:
#ifdef MOZ_PLATFORM_MAEMO
// All known Maemo devices are touch enabled.
aResult = 1;
#else
aResult = 0;
res = NS_ERROR_NOT_IMPLEMENTED;
#endif
break;
case eIntID_WindowsDefaultTheme:
case eIntID_MaemoClassic:
aResult = 0;
res = NS_ERROR_NOT_IMPLEMENTED;
break;
case eIntID_SpellCheckerUnderlineStyle:
aResult = NS_STYLE_TEXT_DECORATION_STYLE_WAVY;
break;
case eIntID_ScrollbarButtonAutoRepeatBehavior:
aResult = 1;
break;
default:
aResult = 0;
res = NS_ERROR_FAILURE;
}
return res;
}
#ifdef NS_LOOKANDFEEL_DEBUG
static const char *floatMetricToString[] = {
"eFloatID_IMEUnderlineRelativeSize"
};
#endif
nsresult
nsLookAndFeel::GetFloatImpl(FloatID aID, float &aResult)
{
#ifdef NS_LOOKANDFEEL_DEBUG
qDebug("nsLookAndFeel::GetFloatImpl aID = %s", floatMetricToString[aID]);
#endif
nsresult res = nsXPLookAndFeel::GetFloatImpl(aID, aResult);
if (NS_SUCCEEDED(res))
return res;
res = NS_OK;
switch (aID) {
case eFloatID_IMEUnderlineRelativeSize:
aResult = 1.0f;
break;
case eFloatID_SpellCheckerUnderlineRelativeSize:
aResult = 1.0f;
break;
default:
aResult = -1.0;
res = NS_ERROR_FAILURE;
break;
}
return res;
}
static void
GetSystemFontInfo(const char *aClassName, nsString *aFontName,
gfxFontStyle *aFontStyle)
{
QFont qFont = QApplication::font(aClassName);
NS_NAMED_LITERAL_STRING(quote, "\"");
nsString family((PRUnichar*)qFont.family().data());
*aFontName = quote + family + quote;
aFontStyle->systemFont = true;
aFontStyle->style = NS_FONT_STYLE_NORMAL;
aFontStyle->weight = qFont.weight();
// FIXME: Set aFontStyle->stretch correctly!
aFontStyle->stretch = NS_FONT_STRETCH_NORMAL;
// use pixel size directly if it is set, otherwise compute from point size
if (qFont.pixelSize() != -1) {
aFontStyle->size = qFont.pixelSize();
} else {
aFontStyle->size = qFont.pointSizeF() * 96.0f / 72.0f;
}
}
bool
nsLookAndFeel::GetFontImpl(FontID aID, nsString& aFontName,
gfxFontStyle& aFontStyle,
float aDevPixPerCSSPixel)
{
const char *className = NULL;
nsString *cachedFontName = NULL;
gfxFontStyle *cachedFontStyle = NULL;
bool *isCached = NULL;
switch (aID) {
case eFont_Menu: // css2
case eFont_PullDownMenu: // css3
cachedFontName = &mMenuFontName;
cachedFontStyle = &mMenuFontStyle;
isCached = &mMenuFontCached;
className = "QAction";
break;
case eFont_Field: // css3
case eFont_List: // css3
cachedFontName = &mFieldFontName;
cachedFontStyle = &mFieldFontStyle;
isCached = &mFieldFontCached;
className = "QlineEdit";
break;
case eFont_Button: // css3
cachedFontName = &mButtonFontName;
cachedFontStyle = &mButtonFontStyle;
isCached = &mButtonFontCached;
className = "QPushButton";
break;
case eFont_Caption: // css2
case eFont_Icon: // css2
case eFont_MessageBox: // css2
case eFont_SmallCaption: // css2
case eFont_StatusBar: // css2
case eFont_Window: // css3
case eFont_Document: // css3
case eFont_Workspace: // css3
case eFont_Desktop: // css3
case eFont_Info: // css3
case eFont_Dialog: // css3
case eFont_Tooltips: // moz
case eFont_Widget: // moz
cachedFontName = &mDefaultFontName;
cachedFontStyle = &mDefaultFontStyle;
isCached = &mDefaultFontCached;
className = "Qlabel";
break;
}
if (!*isCached) {
GetSystemFontInfo(className, cachedFontName, cachedFontStyle);
*isCached = true;
}
aFontName = *cachedFontName;
aFontStyle = *cachedFontStyle;
return true;
}
void
nsLookAndFeel::RefreshImpl()
{
nsXPLookAndFeel::RefreshImpl();
mDefaultFontCached = false;
mButtonFontCached = false;
mFieldFontCached = false;
mMenuFontCached = false;
}