forked from mirrors/gecko-dev
f91affad79
Follow the pattern we use for system colors. Differential Revision: https://phabricator.services.mozilla.com/D108822
2038 lines
76 KiB
C++
2038 lines
76 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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#include "nsNativeThemeGTK.h"
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#include "HeadlessThemeGTK.h"
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#include "nsStyleConsts.h"
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#include "gtkdrawing.h"
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#include "ScreenHelperGTK.h"
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#include "gfx2DGlue.h"
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#include "nsIObserverService.h"
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#include "nsIFrame.h"
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#include "nsIContent.h"
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#include "nsViewManager.h"
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#include "nsNameSpaceManager.h"
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#include "nsGfxCIID.h"
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#include "nsTransform2D.h"
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#include "nsMenuFrame.h"
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#include "tree/nsTreeBodyFrame.h"
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#include "prlink.h"
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#include "nsGkAtoms.h"
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#include "nsAttrValueInlines.h"
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#include "mozilla/dom/HTMLInputElement.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/EventStates.h"
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#include "mozilla/Services.h"
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#include <gdk/gdkprivate.h>
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#include <gtk/gtk.h>
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#include "gfxContext.h"
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#include "gfxPlatformGtk.h"
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#include "gfxGdkNativeRenderer.h"
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#include "mozilla/gfx/BorrowedContext.h"
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#include "mozilla/gfx/HelpersCairo.h"
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#include "mozilla/gfx/PathHelpers.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/PresShell.h"
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#include "mozilla/layers/StackingContextHelper.h"
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#include "mozilla/StaticPrefs_layout.h"
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#include "mozilla/StaticPrefs_widget.h"
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#include "nsWindow.h"
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#include "nsLayoutUtils.h"
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#include "nsNativeBasicTheme.h"
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#ifdef MOZ_X11
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# ifdef CAIRO_HAS_XLIB_SURFACE
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# include "cairo-xlib.h"
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# endif
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# ifdef CAIRO_HAS_XLIB_XRENDER_SURFACE
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# include "cairo-xlib-xrender.h"
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# endif
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#endif
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#include <algorithm>
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#include <dlfcn.h>
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using namespace mozilla;
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using namespace mozilla::gfx;
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using namespace mozilla::widget;
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using mozilla::dom::HTMLInputElement;
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NS_IMPL_ISUPPORTS_INHERITED(nsNativeThemeGTK, nsNativeTheme, nsITheme,
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nsIObserver)
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static int gLastGdkError;
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// Return scale factor of the monitor where the window is located
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// by the most part or layout.css.devPixelsPerPx pref if set to > 0.
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static inline gint GetMonitorScaleFactor(nsPresContext* aPresContext) {
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// When the layout.css.devPixelsPerPx is set the scale can be < 1,
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// the real monitor scale cannot go under 1.
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double scale = StaticPrefs::layout_css_devPixelsPerPx();
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if (scale <= 0) {
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if (nsIWidget* rootWidget = aPresContext->GetRootWidget()) {
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// We need to use GetDefaultScale() despite it returns monitor scale
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// factor multiplied by font scale factor because it is the only scale
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// updated in nsPuppetWidget.
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// Since we don't want to apply font scale factor for UI elements
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// (because GTK does not do so) we need to remove that from returned
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// value. The computed monitor scale factor needs to be rounded before
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// casting to integer to avoid rounding errors which would lead to
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// returning 0.
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int monitorScale = int(
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round(rootWidget->GetDefaultScale().scale /
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LookAndFeel::GetFloat(LookAndFeel::FloatID::TextScaleFactor)));
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// Monitor scale can be negative if it has not been initialized in the
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// puppet widget yet. We also make sure that we return positive value.
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if (monitorScale < 1) {
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return 1;
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}
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return monitorScale;
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}
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}
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// Use monitor scaling factor where devPixelsPerPx is set
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return ScreenHelperGTK::GetGTKMonitorScaleFactor();
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}
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static inline gint GetMonitorScaleFactor(nsIFrame* aFrame) {
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return GetMonitorScaleFactor(aFrame->PresContext());
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}
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nsNativeThemeGTK::nsNativeThemeGTK() {
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if (moz_gtk_init() != MOZ_GTK_SUCCESS) {
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memset(mDisabledWidgetTypes, 0xff, sizeof(mDisabledWidgetTypes));
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return;
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}
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// We have to call moz_gtk_shutdown before the event loop stops running.
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nsCOMPtr<nsIObserverService> obsServ =
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mozilla::services::GetObserverService();
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obsServ->AddObserver(this, "xpcom-shutdown", false);
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ThemeChanged();
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}
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nsNativeThemeGTK::~nsNativeThemeGTK() = default;
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NS_IMETHODIMP
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nsNativeThemeGTK::Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* aData) {
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if (!nsCRT::strcmp(aTopic, "xpcom-shutdown")) {
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moz_gtk_shutdown();
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} else {
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MOZ_ASSERT_UNREACHABLE("unexpected topic");
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return NS_ERROR_UNEXPECTED;
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}
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return NS_OK;
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}
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void nsNativeThemeGTK::RefreshWidgetWindow(nsIFrame* aFrame) {
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MOZ_ASSERT(aFrame);
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MOZ_ASSERT(aFrame->PresShell());
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nsViewManager* vm = aFrame->PresShell()->GetViewManager();
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if (!vm) {
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return;
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}
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vm->InvalidateAllViews();
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}
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static bool IsFrameContentNodeInNamespace(nsIFrame* aFrame,
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uint32_t aNamespace) {
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nsIContent* content = aFrame ? aFrame->GetContent() : nullptr;
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if (!content) return false;
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return content->IsInNamespace(aNamespace);
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}
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static bool IsWidgetTypeDisabled(const uint8_t* aDisabledVector,
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StyleAppearance aAppearance) {
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auto type = static_cast<size_t>(aAppearance);
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MOZ_ASSERT(type < static_cast<size_t>(mozilla::StyleAppearance::Count));
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return (aDisabledVector[type >> 3] & (1 << (type & 7))) != 0;
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}
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static void SetWidgetTypeDisabled(uint8_t* aDisabledVector,
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StyleAppearance aAppearance) {
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auto type = static_cast<size_t>(aAppearance);
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MOZ_ASSERT(type < static_cast<size_t>(mozilla::StyleAppearance::Count));
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aDisabledVector[type >> 3] |= (1 << (type & 7));
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}
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static inline uint16_t GetWidgetStateKey(StyleAppearance aAppearance,
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GtkWidgetState* aWidgetState) {
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return (aWidgetState->active | aWidgetState->focused << 1 |
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aWidgetState->inHover << 2 | aWidgetState->disabled << 3 |
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aWidgetState->isDefault << 4 |
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static_cast<uint16_t>(aAppearance) << 5);
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}
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static bool IsWidgetStateSafe(uint8_t* aSafeVector, StyleAppearance aAppearance,
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GtkWidgetState* aWidgetState) {
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MOZ_ASSERT(static_cast<size_t>(aAppearance) <
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static_cast<size_t>(mozilla::StyleAppearance::Count));
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uint16_t key = GetWidgetStateKey(aAppearance, aWidgetState);
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return (aSafeVector[key >> 3] & (1 << (key & 7))) != 0;
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}
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static void SetWidgetStateSafe(uint8_t* aSafeVector,
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StyleAppearance aAppearance,
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GtkWidgetState* aWidgetState) {
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MOZ_ASSERT(static_cast<size_t>(aAppearance) <
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static_cast<size_t>(mozilla::StyleAppearance::Count));
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uint16_t key = GetWidgetStateKey(aAppearance, aWidgetState);
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aSafeVector[key >> 3] |= (1 << (key & 7));
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}
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/* static */
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GtkTextDirection nsNativeThemeGTK::GetTextDirection(nsIFrame* aFrame) {
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// IsFrameRTL() treats vertical-rl modes as right-to-left (in addition to
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// horizontal text with direction=RTL), rather than just considering the
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// text direction. GtkTextDirection does not have distinct values for
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// vertical writing modes, but considering the block flow direction is
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// important for resizers and scrollbar elements, at least.
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return IsFrameRTL(aFrame) ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR;
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}
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// Returns positive for negative margins (otherwise 0).
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gint nsNativeThemeGTK::GetTabMarginPixels(nsIFrame* aFrame) {
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nscoord margin = IsBottomTab(aFrame) ? aFrame->GetUsedMargin().top
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: aFrame->GetUsedMargin().bottom;
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return std::min<gint>(
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MOZ_GTK_TAB_MARGIN_MASK,
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std::max(0, aFrame->PresContext()->AppUnitsToDevPixels(-margin)));
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}
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static bool ShouldScrollbarButtonBeDisabled(int32_t aCurpos, int32_t aMaxpos,
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StyleAppearance aAppearance) {
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return (
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(aCurpos == 0 && (aAppearance == StyleAppearance::ScrollbarbuttonUp ||
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aAppearance == StyleAppearance::ScrollbarbuttonLeft)) ||
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(aCurpos == aMaxpos &&
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(aAppearance == StyleAppearance::ScrollbarbuttonDown ||
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aAppearance == StyleAppearance::ScrollbarbuttonRight)));
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}
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bool nsNativeThemeGTK::GetGtkWidgetAndState(StyleAppearance aAppearance,
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nsIFrame* aFrame,
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WidgetNodeType& aGtkWidgetType,
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GtkWidgetState* aState,
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gint* aWidgetFlags) {
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if (aWidgetFlags) {
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*aWidgetFlags = 0;
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}
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if (aState) {
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memset(aState, 0, sizeof(GtkWidgetState));
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// For XUL checkboxes and radio buttons, the state of the parent
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// determines our state.
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nsIFrame* stateFrame = aFrame;
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if (aFrame && ((aWidgetFlags && (aAppearance == StyleAppearance::Checkbox ||
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aAppearance == StyleAppearance::Radio)) ||
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aAppearance == StyleAppearance::CheckboxLabel ||
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aAppearance == StyleAppearance::RadioLabel)) {
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nsAtom* atom = nullptr;
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if (IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL)) {
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if (aAppearance == StyleAppearance::CheckboxLabel ||
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aAppearance == StyleAppearance::RadioLabel) {
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// Adjust stateFrame so GetContentState finds the correct state.
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stateFrame = aFrame = aFrame->GetParent()->GetParent();
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} else {
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// GetContentState knows to look one frame up for radio/checkbox
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// widgets, so don't adjust stateFrame here.
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aFrame = aFrame->GetParent();
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}
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if (aWidgetFlags) {
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if (!atom) {
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atom = (aAppearance == StyleAppearance::Checkbox ||
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aAppearance == StyleAppearance::CheckboxLabel)
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? nsGkAtoms::checked
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: nsGkAtoms::selected;
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}
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*aWidgetFlags = CheckBooleanAttr(aFrame, atom);
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}
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} else {
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if (aWidgetFlags) {
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*aWidgetFlags = 0;
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HTMLInputElement* inputElt =
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HTMLInputElement::FromNode(aFrame->GetContent());
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if (inputElt && inputElt->Checked())
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*aWidgetFlags |= MOZ_GTK_WIDGET_CHECKED;
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if (GetIndeterminate(aFrame))
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*aWidgetFlags |= MOZ_GTK_WIDGET_INCONSISTENT;
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}
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}
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} else if (aAppearance == StyleAppearance::ToolbarbuttonDropdown ||
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aAppearance == StyleAppearance::Treeheadersortarrow ||
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aAppearance == StyleAppearance::ButtonArrowPrevious ||
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aAppearance == StyleAppearance::ButtonArrowNext ||
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aAppearance == StyleAppearance::ButtonArrowUp ||
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aAppearance == StyleAppearance::ButtonArrowDown) {
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// The state of an arrow comes from its parent.
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stateFrame = aFrame = aFrame->GetParent();
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}
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EventStates eventState = GetContentState(stateFrame, aAppearance);
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aState->disabled = IsDisabled(aFrame, eventState) || IsReadOnly(aFrame);
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aState->active = eventState.HasState(NS_EVENT_STATE_ACTIVE);
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aState->focused = eventState.HasState(NS_EVENT_STATE_FOCUS);
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aState->inHover = eventState.HasState(NS_EVENT_STATE_HOVER);
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aState->isDefault = IsDefaultButton(aFrame);
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aState->canDefault = FALSE; // XXX fix me
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if (aAppearance == StyleAppearance::FocusOutline) {
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aState->disabled = FALSE;
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aState->active = FALSE;
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aState->inHover = FALSE;
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aState->isDefault = FALSE;
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aState->canDefault = FALSE;
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aState->focused = TRUE;
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aState->depressed = TRUE; // see moz_gtk_entry_paint()
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} else if (aAppearance == StyleAppearance::Button ||
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aAppearance == StyleAppearance::Toolbarbutton ||
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aAppearance == StyleAppearance::Dualbutton ||
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aAppearance == StyleAppearance::ToolbarbuttonDropdown ||
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aAppearance == StyleAppearance::Menulist ||
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aAppearance == StyleAppearance::MenulistButton ||
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aAppearance == StyleAppearance::MozMenulistArrowButton) {
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aState->active &= aState->inHover;
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} else if (aAppearance == StyleAppearance::Treetwisty ||
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aAppearance == StyleAppearance::Treetwistyopen) {
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nsTreeBodyFrame* treeBodyFrame = do_QueryFrame(aFrame);
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if (treeBodyFrame) {
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const mozilla::AtomArray& atoms =
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treeBodyFrame->GetPropertyArrayForCurrentDrawingItem();
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aState->selected = atoms.Contains((nsStaticAtom*)nsGkAtoms::selected);
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aState->inHover = atoms.Contains((nsStaticAtom*)nsGkAtoms::hover);
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}
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}
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if (IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL)) {
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// For these widget types, some element (either a child or parent)
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// actually has element focus, so we check the focused attribute
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// to see whether to draw in the focused state.
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if (aAppearance == StyleAppearance::NumberInput ||
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aAppearance == StyleAppearance::Textfield ||
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aAppearance == StyleAppearance::Textarea ||
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aAppearance == StyleAppearance::SpinnerTextfield ||
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aAppearance == StyleAppearance::RadioContainer ||
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aAppearance == StyleAppearance::RadioLabel) {
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aState->focused = IsFocused(aFrame);
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} else if (aAppearance == StyleAppearance::Radio ||
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aAppearance == StyleAppearance::Checkbox) {
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// In XUL, checkboxes and radios shouldn't have focus rings, their
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// labels do
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aState->focused = FALSE;
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}
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if (aAppearance == StyleAppearance::ScrollbarthumbVertical ||
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aAppearance == StyleAppearance::ScrollbarthumbHorizontal) {
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// for scrollbars we need to go up two to go from the thumb to
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// the slider to the actual scrollbar object
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nsIFrame* tmpFrame = aFrame->GetParent()->GetParent();
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aState->curpos = CheckIntAttr(tmpFrame, nsGkAtoms::curpos, 0);
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aState->maxpos = CheckIntAttr(tmpFrame, nsGkAtoms::maxpos, 100);
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if (CheckBooleanAttr(aFrame, nsGkAtoms::active)) {
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aState->active = TRUE;
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// Set hover state to emulate Gtk style of active scrollbar thumb
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aState->inHover = TRUE;
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}
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}
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if (aAppearance == StyleAppearance::ScrollbarbuttonUp ||
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aAppearance == StyleAppearance::ScrollbarbuttonDown ||
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aAppearance == StyleAppearance::ScrollbarbuttonLeft ||
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aAppearance == StyleAppearance::ScrollbarbuttonRight) {
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// set the state to disabled when the scrollbar is scrolled to
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// the beginning or the end, depending on the button type.
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int32_t curpos = CheckIntAttr(aFrame, nsGkAtoms::curpos, 0);
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int32_t maxpos = CheckIntAttr(aFrame, nsGkAtoms::maxpos, 100);
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if (ShouldScrollbarButtonBeDisabled(curpos, maxpos, aAppearance)) {
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aState->disabled = true;
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}
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// In order to simulate native GTK scrollbar click behavior,
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// we set the active attribute on the element to true if it's
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// pressed with any mouse button.
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// This allows us to show that it's active without setting :active
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else if (CheckBooleanAttr(aFrame, nsGkAtoms::active))
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aState->active = true;
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if (aWidgetFlags) {
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*aWidgetFlags = GetScrollbarButtonType(aFrame);
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if (static_cast<uint8_t>(aAppearance) -
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static_cast<uint8_t>(StyleAppearance::ScrollbarbuttonUp) <
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2)
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*aWidgetFlags |= MOZ_GTK_STEPPER_VERTICAL;
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}
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}
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// menu item state is determined by the attribute "_moz-menuactive",
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// and not by the mouse hovering (accessibility). as a special case,
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// menus which are children of a menu bar are only marked as prelight
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// if they are open, not on normal hover.
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if (aAppearance == StyleAppearance::Menuitem ||
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aAppearance == StyleAppearance::Checkmenuitem ||
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aAppearance == StyleAppearance::Radiomenuitem ||
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aAppearance == StyleAppearance::Menuseparator ||
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aAppearance == StyleAppearance::Menuarrow) {
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bool isTopLevel = false;
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nsMenuFrame* menuFrame = do_QueryFrame(aFrame);
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if (menuFrame) {
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isTopLevel = menuFrame->IsOnMenuBar();
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}
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if (isTopLevel) {
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aState->inHover = menuFrame->IsOpen();
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} else {
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aState->inHover = CheckBooleanAttr(aFrame, nsGkAtoms::menuactive);
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}
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aState->active = FALSE;
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if (aAppearance == StyleAppearance::Checkmenuitem ||
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aAppearance == StyleAppearance::Radiomenuitem) {
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*aWidgetFlags = 0;
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if (aFrame && aFrame->GetContent() &&
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aFrame->GetContent()->IsElement()) {
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*aWidgetFlags = aFrame->GetContent()->AsElement()->AttrValueIs(
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kNameSpaceID_None, nsGkAtoms::checked, nsGkAtoms::_true,
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eIgnoreCase);
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}
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}
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}
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// A button with drop down menu open or an activated toggle button
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// should always appear depressed.
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if (aAppearance == StyleAppearance::Button ||
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aAppearance == StyleAppearance::Toolbarbutton ||
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aAppearance == StyleAppearance::Dualbutton ||
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aAppearance == StyleAppearance::ToolbarbuttonDropdown ||
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aAppearance == StyleAppearance::Menulist ||
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aAppearance == StyleAppearance::MenulistButton ||
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aAppearance == StyleAppearance::MozMenulistArrowButton) {
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bool menuOpen = IsOpenButton(aFrame);
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aState->depressed = IsCheckedButton(aFrame) || menuOpen;
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// we must not highlight buttons with open drop down menus on hover.
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aState->inHover = aState->inHover && !menuOpen;
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}
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// When the input field of the drop down button has focus, some themes
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// should draw focus for the drop down button as well.
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if ((aAppearance == StyleAppearance::MenulistButton ||
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aAppearance == StyleAppearance::MozMenulistArrowButton) &&
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aWidgetFlags) {
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*aWidgetFlags = CheckBooleanAttr(aFrame, nsGkAtoms::parentfocused);
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}
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}
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if (aAppearance == StyleAppearance::MozWindowTitlebar ||
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aAppearance == StyleAppearance::MozWindowTitlebarMaximized ||
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aAppearance == StyleAppearance::MozWindowButtonClose ||
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aAppearance == StyleAppearance::MozWindowButtonMinimize ||
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aAppearance == StyleAppearance::MozWindowButtonMaximize ||
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aAppearance == StyleAppearance::MozWindowButtonRestore) {
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aState->backdrop = !nsWindow::GetTopLevelWindowActiveState(aFrame);
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}
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if (aAppearance == StyleAppearance::ScrollbarbuttonUp ||
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aAppearance == StyleAppearance::ScrollbarbuttonDown ||
|
|
aAppearance == StyleAppearance::ScrollbarbuttonLeft ||
|
|
aAppearance == StyleAppearance::ScrollbarbuttonRight ||
|
|
aAppearance == StyleAppearance::ScrollbarVertical ||
|
|
aAppearance == StyleAppearance::ScrollbarHorizontal ||
|
|
aAppearance == StyleAppearance::ScrollbartrackHorizontal ||
|
|
aAppearance == StyleAppearance::ScrollbartrackVertical ||
|
|
aAppearance == StyleAppearance::ScrollbarthumbVertical ||
|
|
aAppearance == StyleAppearance::ScrollbarthumbHorizontal) {
|
|
EventStates docState =
|
|
aFrame->GetContent()->OwnerDoc()->GetDocumentState();
|
|
aState->backdrop = docState.HasState(NS_DOCUMENT_STATE_WINDOW_INACTIVE);
|
|
}
|
|
}
|
|
|
|
switch (aAppearance) {
|
|
case StyleAppearance::Button:
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_RELIEF_NORMAL;
|
|
aGtkWidgetType = MOZ_GTK_BUTTON;
|
|
break;
|
|
case StyleAppearance::Toolbarbutton:
|
|
case StyleAppearance::Dualbutton:
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_RELIEF_NONE;
|
|
aGtkWidgetType = MOZ_GTK_TOOLBAR_BUTTON;
|
|
break;
|
|
case StyleAppearance::FocusOutline:
|
|
aGtkWidgetType = MOZ_GTK_ENTRY;
|
|
break;
|
|
case StyleAppearance::Checkbox:
|
|
case StyleAppearance::Radio:
|
|
aGtkWidgetType = (aAppearance == StyleAppearance::Radio)
|
|
? MOZ_GTK_RADIOBUTTON
|
|
: MOZ_GTK_CHECKBUTTON;
|
|
break;
|
|
case StyleAppearance::ScrollbarbuttonUp:
|
|
case StyleAppearance::ScrollbarbuttonDown:
|
|
case StyleAppearance::ScrollbarbuttonLeft:
|
|
case StyleAppearance::ScrollbarbuttonRight:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_BUTTON;
|
|
break;
|
|
case StyleAppearance::ScrollbarVertical:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_VERTICAL;
|
|
if (GetWidgetTransparency(aFrame, aAppearance) == eOpaque)
|
|
*aWidgetFlags = MOZ_GTK_TRACK_OPAQUE;
|
|
else
|
|
*aWidgetFlags = 0;
|
|
break;
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_HORIZONTAL;
|
|
if (GetWidgetTransparency(aFrame, aAppearance) == eOpaque)
|
|
*aWidgetFlags = MOZ_GTK_TRACK_OPAQUE;
|
|
else
|
|
*aWidgetFlags = 0;
|
|
break;
|
|
case StyleAppearance::ScrollbartrackHorizontal:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_TROUGH_HORIZONTAL;
|
|
break;
|
|
case StyleAppearance::ScrollbartrackVertical:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_TROUGH_VERTICAL;
|
|
break;
|
|
case StyleAppearance::ScrollbarthumbVertical:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_THUMB_VERTICAL;
|
|
break;
|
|
case StyleAppearance::ScrollbarthumbHorizontal:
|
|
aGtkWidgetType = MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL;
|
|
break;
|
|
case StyleAppearance::Spinner:
|
|
aGtkWidgetType = MOZ_GTK_SPINBUTTON;
|
|
break;
|
|
case StyleAppearance::SpinnerUpbutton:
|
|
aGtkWidgetType = MOZ_GTK_SPINBUTTON_UP;
|
|
break;
|
|
case StyleAppearance::SpinnerDownbutton:
|
|
aGtkWidgetType = MOZ_GTK_SPINBUTTON_DOWN;
|
|
break;
|
|
case StyleAppearance::SpinnerTextfield:
|
|
aGtkWidgetType = MOZ_GTK_SPINBUTTON_ENTRY;
|
|
break;
|
|
case StyleAppearance::Range: {
|
|
if (IsRangeHorizontal(aFrame)) {
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_ORIENTATION_HORIZONTAL;
|
|
aGtkWidgetType = MOZ_GTK_SCALE_HORIZONTAL;
|
|
} else {
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_ORIENTATION_VERTICAL;
|
|
aGtkWidgetType = MOZ_GTK_SCALE_VERTICAL;
|
|
}
|
|
break;
|
|
}
|
|
case StyleAppearance::RangeThumb: {
|
|
if (IsRangeHorizontal(aFrame)) {
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_ORIENTATION_HORIZONTAL;
|
|
aGtkWidgetType = MOZ_GTK_SCALE_THUMB_HORIZONTAL;
|
|
} else {
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_ORIENTATION_VERTICAL;
|
|
aGtkWidgetType = MOZ_GTK_SCALE_THUMB_VERTICAL;
|
|
}
|
|
break;
|
|
}
|
|
case StyleAppearance::Separator:
|
|
aGtkWidgetType = MOZ_GTK_TOOLBAR_SEPARATOR;
|
|
break;
|
|
case StyleAppearance::Toolbargripper:
|
|
aGtkWidgetType = MOZ_GTK_GRIPPER;
|
|
break;
|
|
case StyleAppearance::Resizer:
|
|
aGtkWidgetType = MOZ_GTK_RESIZER;
|
|
break;
|
|
case StyleAppearance::NumberInput:
|
|
case StyleAppearance::Textfield:
|
|
aGtkWidgetType = MOZ_GTK_ENTRY;
|
|
break;
|
|
case StyleAppearance::Textarea:
|
|
aGtkWidgetType = MOZ_GTK_TEXT_VIEW;
|
|
break;
|
|
case StyleAppearance::Listbox:
|
|
case StyleAppearance::Treeview:
|
|
aGtkWidgetType = MOZ_GTK_TREEVIEW;
|
|
break;
|
|
case StyleAppearance::Treeheadercell:
|
|
if (aWidgetFlags) {
|
|
// In this case, the flag denotes whether the header is the sorted one
|
|
// or not
|
|
if (GetTreeSortDirection(aFrame) == eTreeSortDirection_Natural)
|
|
*aWidgetFlags = false;
|
|
else
|
|
*aWidgetFlags = true;
|
|
}
|
|
aGtkWidgetType = MOZ_GTK_TREE_HEADER_CELL;
|
|
break;
|
|
case StyleAppearance::Treeheadersortarrow:
|
|
if (aWidgetFlags) {
|
|
switch (GetTreeSortDirection(aFrame)) {
|
|
case eTreeSortDirection_Ascending:
|
|
*aWidgetFlags = GTK_ARROW_DOWN;
|
|
break;
|
|
case eTreeSortDirection_Descending:
|
|
*aWidgetFlags = GTK_ARROW_UP;
|
|
break;
|
|
case eTreeSortDirection_Natural:
|
|
default:
|
|
/* This prevents the treecolums from getting smaller
|
|
* and wider when switching sort direction off and on
|
|
* */
|
|
*aWidgetFlags = GTK_ARROW_NONE;
|
|
break;
|
|
}
|
|
}
|
|
aGtkWidgetType = MOZ_GTK_TREE_HEADER_SORTARROW;
|
|
break;
|
|
case StyleAppearance::Treetwisty:
|
|
aGtkWidgetType = MOZ_GTK_TREEVIEW_EXPANDER;
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_EXPANDER_COLLAPSED;
|
|
break;
|
|
case StyleAppearance::Treetwistyopen:
|
|
aGtkWidgetType = MOZ_GTK_TREEVIEW_EXPANDER;
|
|
if (aWidgetFlags) *aWidgetFlags = GTK_EXPANDER_EXPANDED;
|
|
break;
|
|
case StyleAppearance::MenulistButton:
|
|
case StyleAppearance::Menulist:
|
|
aGtkWidgetType = MOZ_GTK_DROPDOWN;
|
|
if (aWidgetFlags)
|
|
*aWidgetFlags =
|
|
IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XHTML);
|
|
break;
|
|
case StyleAppearance::MenulistText:
|
|
return false; // nothing to do, but prevents the bg from being drawn
|
|
case StyleAppearance::MozMenulistArrowButton:
|
|
aGtkWidgetType = MOZ_GTK_DROPDOWN_ARROW;
|
|
break;
|
|
case StyleAppearance::ToolbarbuttonDropdown:
|
|
case StyleAppearance::ButtonArrowDown:
|
|
case StyleAppearance::ButtonArrowUp:
|
|
case StyleAppearance::ButtonArrowNext:
|
|
case StyleAppearance::ButtonArrowPrevious:
|
|
aGtkWidgetType = MOZ_GTK_TOOLBARBUTTON_ARROW;
|
|
if (aWidgetFlags) {
|
|
*aWidgetFlags = GTK_ARROW_DOWN;
|
|
|
|
if (aAppearance == StyleAppearance::ButtonArrowUp)
|
|
*aWidgetFlags = GTK_ARROW_UP;
|
|
else if (aAppearance == StyleAppearance::ButtonArrowNext)
|
|
*aWidgetFlags = GTK_ARROW_RIGHT;
|
|
else if (aAppearance == StyleAppearance::ButtonArrowPrevious)
|
|
*aWidgetFlags = GTK_ARROW_LEFT;
|
|
}
|
|
break;
|
|
case StyleAppearance::CheckboxContainer:
|
|
aGtkWidgetType = MOZ_GTK_CHECKBUTTON_CONTAINER;
|
|
break;
|
|
case StyleAppearance::RadioContainer:
|
|
aGtkWidgetType = MOZ_GTK_RADIOBUTTON_CONTAINER;
|
|
break;
|
|
case StyleAppearance::CheckboxLabel:
|
|
aGtkWidgetType = MOZ_GTK_CHECKBUTTON_LABEL;
|
|
break;
|
|
case StyleAppearance::RadioLabel:
|
|
aGtkWidgetType = MOZ_GTK_RADIOBUTTON_LABEL;
|
|
break;
|
|
case StyleAppearance::Toolbar:
|
|
aGtkWidgetType = MOZ_GTK_TOOLBAR;
|
|
break;
|
|
case StyleAppearance::Tooltip:
|
|
aGtkWidgetType = MOZ_GTK_TOOLTIP;
|
|
break;
|
|
case StyleAppearance::Statusbarpanel:
|
|
case StyleAppearance::Resizerpanel:
|
|
aGtkWidgetType = MOZ_GTK_FRAME;
|
|
break;
|
|
case StyleAppearance::ProgressBar:
|
|
aGtkWidgetType = MOZ_GTK_PROGRESSBAR;
|
|
break;
|
|
case StyleAppearance::Progresschunk: {
|
|
nsIFrame* stateFrame = aFrame->GetParent();
|
|
EventStates eventStates = GetContentState(stateFrame, aAppearance);
|
|
|
|
aGtkWidgetType = IsIndeterminateProgress(stateFrame, eventStates)
|
|
? IsVerticalProgress(stateFrame)
|
|
? MOZ_GTK_PROGRESS_CHUNK_VERTICAL_INDETERMINATE
|
|
: MOZ_GTK_PROGRESS_CHUNK_INDETERMINATE
|
|
: MOZ_GTK_PROGRESS_CHUNK;
|
|
} break;
|
|
case StyleAppearance::TabScrollArrowBack:
|
|
case StyleAppearance::TabScrollArrowForward:
|
|
if (aWidgetFlags)
|
|
*aWidgetFlags = aAppearance == StyleAppearance::TabScrollArrowBack
|
|
? GTK_ARROW_LEFT
|
|
: GTK_ARROW_RIGHT;
|
|
aGtkWidgetType = MOZ_GTK_TAB_SCROLLARROW;
|
|
break;
|
|
case StyleAppearance::Tabpanels:
|
|
aGtkWidgetType = MOZ_GTK_TABPANELS;
|
|
break;
|
|
case StyleAppearance::Tab: {
|
|
if (IsBottomTab(aFrame)) {
|
|
aGtkWidgetType = MOZ_GTK_TAB_BOTTOM;
|
|
} else {
|
|
aGtkWidgetType = MOZ_GTK_TAB_TOP;
|
|
}
|
|
|
|
if (aWidgetFlags) {
|
|
/* First bits will be used to store max(0,-bmargin) where bmargin
|
|
* is the bottom margin of the tab in pixels (resp. top margin,
|
|
* for bottom tabs). */
|
|
*aWidgetFlags = GetTabMarginPixels(aFrame);
|
|
|
|
if (IsSelectedTab(aFrame)) *aWidgetFlags |= MOZ_GTK_TAB_SELECTED;
|
|
|
|
if (IsFirstTab(aFrame)) *aWidgetFlags |= MOZ_GTK_TAB_FIRST;
|
|
}
|
|
} break;
|
|
case StyleAppearance::Splitter:
|
|
if (IsHorizontal(aFrame))
|
|
aGtkWidgetType = MOZ_GTK_SPLITTER_VERTICAL;
|
|
else
|
|
aGtkWidgetType = MOZ_GTK_SPLITTER_HORIZONTAL;
|
|
break;
|
|
case StyleAppearance::Menubar:
|
|
aGtkWidgetType = MOZ_GTK_MENUBAR;
|
|
break;
|
|
case StyleAppearance::Menupopup:
|
|
aGtkWidgetType = MOZ_GTK_MENUPOPUP;
|
|
break;
|
|
case StyleAppearance::Menuitem: {
|
|
nsMenuFrame* menuFrame = do_QueryFrame(aFrame);
|
|
if (menuFrame && menuFrame->IsOnMenuBar()) {
|
|
aGtkWidgetType = MOZ_GTK_MENUBARITEM;
|
|
break;
|
|
}
|
|
}
|
|
aGtkWidgetType = MOZ_GTK_MENUITEM;
|
|
break;
|
|
case StyleAppearance::Menuseparator:
|
|
aGtkWidgetType = MOZ_GTK_MENUSEPARATOR;
|
|
break;
|
|
case StyleAppearance::Menuarrow:
|
|
aGtkWidgetType = MOZ_GTK_MENUARROW;
|
|
break;
|
|
case StyleAppearance::Checkmenuitem:
|
|
aGtkWidgetType = MOZ_GTK_CHECKMENUITEM;
|
|
break;
|
|
case StyleAppearance::Radiomenuitem:
|
|
aGtkWidgetType = MOZ_GTK_RADIOMENUITEM;
|
|
break;
|
|
case StyleAppearance::Window:
|
|
case StyleAppearance::Dialog:
|
|
aGtkWidgetType = MOZ_GTK_WINDOW;
|
|
break;
|
|
case StyleAppearance::MozGtkInfoBar:
|
|
aGtkWidgetType = MOZ_GTK_INFO_BAR;
|
|
break;
|
|
case StyleAppearance::MozWindowTitlebar:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR;
|
|
break;
|
|
case StyleAppearance::MozWindowTitlebarMaximized:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_MAXIMIZED;
|
|
break;
|
|
case StyleAppearance::MozWindowButtonBox:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_BUTTON_BOX;
|
|
break;
|
|
case StyleAppearance::MozWindowButtonClose:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_BUTTON_CLOSE;
|
|
break;
|
|
case StyleAppearance::MozWindowButtonMinimize:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_BUTTON_MINIMIZE;
|
|
break;
|
|
case StyleAppearance::MozWindowButtonMaximize:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_BUTTON_MAXIMIZE;
|
|
break;
|
|
case StyleAppearance::MozWindowButtonRestore:
|
|
aGtkWidgetType = MOZ_GTK_HEADER_BAR_BUTTON_MAXIMIZE_RESTORE;
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
class SystemCairoClipper : public ClipExporter {
|
|
public:
|
|
explicit SystemCairoClipper(cairo_t* aContext, gint aScaleFactor = 1)
|
|
: mContext(aContext), mScaleFactor(aScaleFactor) {}
|
|
|
|
void BeginClip(const Matrix& aTransform) override {
|
|
cairo_matrix_t mat;
|
|
GfxMatrixToCairoMatrix(aTransform, mat);
|
|
// We also need to remove the scale factor effect from the matrix
|
|
mat.y0 = mat.y0 / mScaleFactor;
|
|
mat.x0 = mat.x0 / mScaleFactor;
|
|
cairo_set_matrix(mContext, &mat);
|
|
|
|
cairo_new_path(mContext);
|
|
}
|
|
|
|
void MoveTo(const Point& aPoint) override {
|
|
cairo_move_to(mContext, aPoint.x / mScaleFactor, aPoint.y / mScaleFactor);
|
|
mBeginPoint = aPoint;
|
|
mCurrentPoint = aPoint;
|
|
}
|
|
|
|
void LineTo(const Point& aPoint) override {
|
|
cairo_line_to(mContext, aPoint.x / mScaleFactor, aPoint.y / mScaleFactor);
|
|
mCurrentPoint = aPoint;
|
|
}
|
|
|
|
void BezierTo(const Point& aCP1, const Point& aCP2,
|
|
const Point& aCP3) override {
|
|
cairo_curve_to(mContext, aCP1.x / mScaleFactor, aCP1.y / mScaleFactor,
|
|
aCP2.x / mScaleFactor, aCP2.y / mScaleFactor,
|
|
aCP3.x / mScaleFactor, aCP3.y / mScaleFactor);
|
|
mCurrentPoint = aCP3;
|
|
}
|
|
|
|
void QuadraticBezierTo(const Point& aCP1, const Point& aCP2) override {
|
|
Point CP0 = CurrentPoint();
|
|
Point CP1 = (CP0 + aCP1 * 2.0) / 3.0;
|
|
Point CP2 = (aCP2 + aCP1 * 2.0) / 3.0;
|
|
Point CP3 = aCP2;
|
|
cairo_curve_to(mContext, CP1.x / mScaleFactor, CP1.y / mScaleFactor,
|
|
CP2.x / mScaleFactor, CP2.y / mScaleFactor,
|
|
CP3.x / mScaleFactor, CP3.y / mScaleFactor);
|
|
mCurrentPoint = aCP2;
|
|
}
|
|
|
|
void Arc(const Point& aOrigin, float aRadius, float aStartAngle,
|
|
float aEndAngle, bool aAntiClockwise) override {
|
|
ArcToBezier(this, aOrigin, Size(aRadius, aRadius), aStartAngle, aEndAngle,
|
|
aAntiClockwise);
|
|
}
|
|
|
|
void Close() override {
|
|
cairo_close_path(mContext);
|
|
mCurrentPoint = mBeginPoint;
|
|
}
|
|
|
|
void EndClip() override { cairo_clip(mContext); }
|
|
|
|
private:
|
|
cairo_t* mContext;
|
|
gint mScaleFactor;
|
|
};
|
|
|
|
static void DrawThemeWithCairo(gfxContext* aContext, DrawTarget* aDrawTarget,
|
|
GtkWidgetState aState,
|
|
WidgetNodeType aGTKWidgetType, gint aFlags,
|
|
GtkTextDirection aDirection, gint aScaleFactor,
|
|
bool aSnapped, const Point& aDrawOrigin,
|
|
const nsIntSize& aDrawSize,
|
|
GdkRectangle& aGDKRect,
|
|
nsITheme::Transparency aTransparency) {
|
|
bool isX11Display = gfxPlatformGtk::GetPlatform()->IsX11Display();
|
|
static auto sCairoSurfaceSetDeviceScalePtr =
|
|
(void (*)(cairo_surface_t*, double, double))dlsym(
|
|
RTLD_DEFAULT, "cairo_surface_set_device_scale");
|
|
bool useHiDPIWidgets =
|
|
(aScaleFactor != 1) && (sCairoSurfaceSetDeviceScalePtr != nullptr);
|
|
|
|
Point drawOffsetScaled;
|
|
Point drawOffsetOriginal;
|
|
Matrix transform;
|
|
if (!aSnapped) {
|
|
// If we are not snapped, we depend on the DT for translation.
|
|
drawOffsetOriginal = aDrawOrigin;
|
|
drawOffsetScaled = useHiDPIWidgets ? drawOffsetOriginal / aScaleFactor
|
|
: drawOffsetOriginal;
|
|
transform = aDrawTarget->GetTransform().PreTranslate(drawOffsetScaled);
|
|
} else {
|
|
// Otherwise, we only need to take the device offset into account.
|
|
drawOffsetOriginal = aDrawOrigin - aContext->GetDeviceOffset();
|
|
drawOffsetScaled = useHiDPIWidgets ? drawOffsetOriginal / aScaleFactor
|
|
: drawOffsetOriginal;
|
|
transform = Matrix::Translation(drawOffsetScaled);
|
|
}
|
|
|
|
if (!useHiDPIWidgets && aScaleFactor != 1) {
|
|
transform.PreScale(aScaleFactor, aScaleFactor);
|
|
}
|
|
|
|
cairo_matrix_t mat;
|
|
GfxMatrixToCairoMatrix(transform, mat);
|
|
|
|
nsIntSize clipSize((aDrawSize.width + aScaleFactor - 1) / aScaleFactor,
|
|
(aDrawSize.height + aScaleFactor - 1) / aScaleFactor);
|
|
|
|
// A direct Cairo draw target is not available, so we need to create a
|
|
// temporary one.
|
|
#if defined(MOZ_X11) && defined(CAIRO_HAS_XLIB_SURFACE)
|
|
if (isX11Display) {
|
|
// If using a Cairo xlib surface, then try to reuse it.
|
|
BorrowedXlibDrawable borrow(aDrawTarget);
|
|
if (borrow.GetDrawable()) {
|
|
nsIntSize size = borrow.GetSize();
|
|
cairo_surface_t* surf = nullptr;
|
|
// Check if the surface is using XRender.
|
|
# ifdef CAIRO_HAS_XLIB_XRENDER_SURFACE
|
|
if (borrow.GetXRenderFormat()) {
|
|
surf = cairo_xlib_surface_create_with_xrender_format(
|
|
borrow.GetDisplay(), borrow.GetDrawable(), borrow.GetScreen(),
|
|
borrow.GetXRenderFormat(), size.width, size.height);
|
|
} else {
|
|
# else
|
|
if (!borrow.GetXRenderFormat()) {
|
|
# endif
|
|
surf = cairo_xlib_surface_create(
|
|
borrow.GetDisplay(), borrow.GetDrawable(), borrow.GetVisual(),
|
|
size.width, size.height);
|
|
}
|
|
if (!NS_WARN_IF(!surf)) {
|
|
Point offset = borrow.GetOffset();
|
|
if (offset != Point()) {
|
|
cairo_surface_set_device_offset(surf, offset.x, offset.y);
|
|
}
|
|
cairo_t* cr = cairo_create(surf);
|
|
if (!NS_WARN_IF(!cr)) {
|
|
RefPtr<SystemCairoClipper> clipper = new SystemCairoClipper(cr);
|
|
aContext->ExportClip(*clipper);
|
|
|
|
cairo_set_matrix(cr, &mat);
|
|
|
|
cairo_new_path(cr);
|
|
cairo_rectangle(cr, 0, 0, clipSize.width, clipSize.height);
|
|
cairo_clip(cr);
|
|
|
|
moz_gtk_widget_paint(aGTKWidgetType, cr, &aGDKRect, &aState, aFlags,
|
|
aDirection);
|
|
|
|
cairo_destroy(cr);
|
|
}
|
|
cairo_surface_destroy(surf);
|
|
}
|
|
borrow.Finish();
|
|
return;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Check if the widget requires complex masking that must be composited.
|
|
// Try to directly write to the draw target's pixels if possible.
|
|
uint8_t* data;
|
|
nsIntSize size;
|
|
int32_t stride;
|
|
SurfaceFormat format;
|
|
IntPoint origin;
|
|
if (aDrawTarget->LockBits(&data, &size, &stride, &format, &origin)) {
|
|
// Create a Cairo image surface context the device rectangle.
|
|
cairo_surface_t* surf = cairo_image_surface_create_for_data(
|
|
data, GfxFormatToCairoFormat(format), size.width, size.height, stride);
|
|
if (!NS_WARN_IF(!surf)) {
|
|
if (useHiDPIWidgets) {
|
|
sCairoSurfaceSetDeviceScalePtr(surf, aScaleFactor, aScaleFactor);
|
|
}
|
|
if (origin != IntPoint()) {
|
|
cairo_surface_set_device_offset(surf, -origin.x, -origin.y);
|
|
}
|
|
cairo_t* cr = cairo_create(surf);
|
|
if (!NS_WARN_IF(!cr)) {
|
|
RefPtr<SystemCairoClipper> clipper =
|
|
new SystemCairoClipper(cr, useHiDPIWidgets ? aScaleFactor : 1);
|
|
aContext->ExportClip(*clipper);
|
|
|
|
cairo_set_matrix(cr, &mat);
|
|
|
|
cairo_new_path(cr);
|
|
cairo_rectangle(cr, 0, 0, clipSize.width, clipSize.height);
|
|
cairo_clip(cr);
|
|
|
|
moz_gtk_widget_paint(aGTKWidgetType, cr, &aGDKRect, &aState, aFlags,
|
|
aDirection);
|
|
|
|
cairo_destroy(cr);
|
|
}
|
|
cairo_surface_destroy(surf);
|
|
}
|
|
aDrawTarget->ReleaseBits(data);
|
|
} else {
|
|
// If the widget has any transparency, make sure to choose an alpha format.
|
|
format = aTransparency != nsITheme::eOpaque ? SurfaceFormat::B8G8R8A8
|
|
: aDrawTarget->GetFormat();
|
|
// Create a temporary data surface to render the widget into.
|
|
RefPtr<DataSourceSurface> dataSurface = Factory::CreateDataSourceSurface(
|
|
aDrawSize, format, aTransparency != nsITheme::eOpaque);
|
|
DataSourceSurface::MappedSurface map;
|
|
if (!NS_WARN_IF(
|
|
!(dataSurface &&
|
|
dataSurface->Map(DataSourceSurface::MapType::WRITE, &map)))) {
|
|
// Create a Cairo image surface wrapping the data surface.
|
|
cairo_surface_t* surf = cairo_image_surface_create_for_data(
|
|
map.mData, GfxFormatToCairoFormat(format), aDrawSize.width,
|
|
aDrawSize.height, map.mStride);
|
|
cairo_t* cr = nullptr;
|
|
if (!NS_WARN_IF(!surf)) {
|
|
cr = cairo_create(surf);
|
|
if (!NS_WARN_IF(!cr)) {
|
|
if (aScaleFactor != 1) {
|
|
if (useHiDPIWidgets) {
|
|
sCairoSurfaceSetDeviceScalePtr(surf, aScaleFactor, aScaleFactor);
|
|
} else {
|
|
cairo_scale(cr, aScaleFactor, aScaleFactor);
|
|
}
|
|
}
|
|
|
|
moz_gtk_widget_paint(aGTKWidgetType, cr, &aGDKRect, &aState, aFlags,
|
|
aDirection);
|
|
}
|
|
}
|
|
|
|
// Unmap the surface before using it as a source
|
|
dataSurface->Unmap();
|
|
|
|
if (cr) {
|
|
// The widget either needs to be masked or has transparency, so use the
|
|
// slower drawing path.
|
|
aDrawTarget->DrawSurface(
|
|
dataSurface,
|
|
Rect(aSnapped ? drawOffsetOriginal -
|
|
aDrawTarget->GetTransform().GetTranslation()
|
|
: drawOffsetOriginal,
|
|
Size(aDrawSize)),
|
|
Rect(0, 0, aDrawSize.width, aDrawSize.height));
|
|
cairo_destroy(cr);
|
|
}
|
|
|
|
if (surf) {
|
|
cairo_surface_destroy(surf);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool nsNativeThemeGTK::GetExtraSizeForWidget(nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
nsIntMargin* aExtra) {
|
|
*aExtra = nsIntMargin(0, 0, 0, 0);
|
|
// Allow an extra one pixel above and below the thumb for certain
|
|
// GTK2 themes (Ximian Industrial, Bluecurve, Misty, at least);
|
|
// We modify the frame's overflow area. See bug 297508.
|
|
switch (aAppearance) {
|
|
case StyleAppearance::ScrollbarthumbVertical:
|
|
aExtra->top = aExtra->bottom = 1;
|
|
break;
|
|
case StyleAppearance::ScrollbarthumbHorizontal:
|
|
aExtra->left = aExtra->right = 1;
|
|
break;
|
|
|
|
case StyleAppearance::Button: {
|
|
if (IsDefaultButton(aFrame)) {
|
|
// Some themes draw a default indicator outside the widget,
|
|
// include that in overflow
|
|
gint top, left, bottom, right;
|
|
moz_gtk_button_get_default_overflow(&top, &left, &bottom, &right);
|
|
aExtra->top = top;
|
|
aExtra->right = right;
|
|
aExtra->bottom = bottom;
|
|
aExtra->left = left;
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
case StyleAppearance::FocusOutline: {
|
|
moz_gtk_get_focus_outline_size(&aExtra->left, &aExtra->top);
|
|
aExtra->right = aExtra->left;
|
|
aExtra->bottom = aExtra->top;
|
|
break;
|
|
}
|
|
case StyleAppearance::Tab: {
|
|
if (!IsSelectedTab(aFrame)) return false;
|
|
|
|
gint gap_height = moz_gtk_get_tab_thickness(
|
|
IsBottomTab(aFrame) ? MOZ_GTK_TAB_BOTTOM : MOZ_GTK_TAB_TOP);
|
|
if (!gap_height) return false;
|
|
|
|
int32_t extra = gap_height - GetTabMarginPixels(aFrame);
|
|
if (extra <= 0) return false;
|
|
|
|
if (IsBottomTab(aFrame)) {
|
|
aExtra->top = extra;
|
|
} else {
|
|
aExtra->bottom = extra;
|
|
}
|
|
return false;
|
|
}
|
|
default:
|
|
return false;
|
|
}
|
|
gint scale = GetMonitorScaleFactor(aFrame);
|
|
aExtra->top *= scale;
|
|
aExtra->right *= scale;
|
|
aExtra->bottom *= scale;
|
|
aExtra->left *= scale;
|
|
return true;
|
|
}
|
|
|
|
bool nsNativeThemeGTK::IsWidgetVisible(StyleAppearance aAppearance) {
|
|
switch (aAppearance) {
|
|
case StyleAppearance::MozWindowButtonBox:
|
|
return false;
|
|
default:
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNativeThemeGTK::DrawWidgetBackground(gfxContext* aContext, nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
const nsRect& aRect,
|
|
const nsRect& aDirtyRect, DrawOverflow) {
|
|
GtkWidgetState state;
|
|
WidgetNodeType gtkWidgetType;
|
|
GtkTextDirection direction = GetTextDirection(aFrame);
|
|
gint flags;
|
|
|
|
if (!IsWidgetVisible(aAppearance) ||
|
|
!GetGtkWidgetAndState(aAppearance, aFrame, gtkWidgetType, &state,
|
|
&flags)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
gfxContext* ctx = aContext;
|
|
nsPresContext* presContext = aFrame->PresContext();
|
|
|
|
gfxRect rect = presContext->AppUnitsToGfxUnits(aRect);
|
|
gfxRect dirtyRect = presContext->AppUnitsToGfxUnits(aDirtyRect);
|
|
gint scaleFactor = GetMonitorScaleFactor(aFrame);
|
|
|
|
// Align to device pixels where sensible
|
|
// to provide crisper and faster drawing.
|
|
// Don't snap if it's a non-unit scale factor. We're going to have to take
|
|
// slow paths then in any case.
|
|
bool snapped = ctx->UserToDevicePixelSnapped(rect);
|
|
if (snapped) {
|
|
// Leave rect in device coords but make dirtyRect consistent.
|
|
dirtyRect = ctx->UserToDevice(dirtyRect);
|
|
}
|
|
|
|
// Translate the dirty rect so that it is wrt the widget top-left.
|
|
dirtyRect.MoveBy(-rect.TopLeft());
|
|
// Round out the dirty rect to gdk pixels to ensure that gtk draws
|
|
// enough pixels for interpolation to device pixels.
|
|
dirtyRect.RoundOut();
|
|
|
|
// GTK themes can only draw an integer number of pixels
|
|
// (even when not snapped).
|
|
nsIntRect widgetRect(0, 0, NS_lround(rect.Width()), NS_lround(rect.Height()));
|
|
nsIntRect overflowRect(widgetRect);
|
|
nsIntMargin extraSize;
|
|
if (GetExtraSizeForWidget(aFrame, aAppearance, &extraSize)) {
|
|
overflowRect.Inflate(extraSize);
|
|
}
|
|
|
|
// This is the rectangle that will actually be drawn, in gdk pixels
|
|
nsIntRect drawingRect(int32_t(dirtyRect.X()), int32_t(dirtyRect.Y()),
|
|
int32_t(dirtyRect.Width()),
|
|
int32_t(dirtyRect.Height()));
|
|
if (widgetRect.IsEmpty() ||
|
|
!drawingRect.IntersectRect(overflowRect, drawingRect))
|
|
return NS_OK;
|
|
|
|
NS_ASSERTION(!IsWidgetTypeDisabled(mDisabledWidgetTypes, aAppearance),
|
|
"Trying to render an unsafe widget!");
|
|
|
|
bool safeState = IsWidgetStateSafe(mSafeWidgetStates, aAppearance, &state);
|
|
if (!safeState) {
|
|
gLastGdkError = 0;
|
|
gdk_error_trap_push();
|
|
}
|
|
|
|
Transparency transparency = GetWidgetTransparency(aFrame, aAppearance);
|
|
|
|
// gdk rectangles are wrt the drawing rect.
|
|
GdkRectangle gdk_rect = {
|
|
-drawingRect.x / scaleFactor, -drawingRect.y / scaleFactor,
|
|
widgetRect.width / scaleFactor, widgetRect.height / scaleFactor};
|
|
|
|
// Save actual widget scale to GtkWidgetState as we don't provide
|
|
// nsFrame to gtk3drawing routines.
|
|
state.scale = scaleFactor;
|
|
|
|
// translate everything so (0,0) is the top left of the drawingRect
|
|
gfxPoint origin = rect.TopLeft() + drawingRect.TopLeft();
|
|
|
|
DrawThemeWithCairo(ctx, aContext->GetDrawTarget(), state, gtkWidgetType,
|
|
flags, direction, scaleFactor, snapped, ToPoint(origin),
|
|
drawingRect.Size(), gdk_rect, transparency);
|
|
|
|
if (!safeState) {
|
|
// gdk_flush() call from expose event crashes Gtk+ on Wayland
|
|
// (Gnome BZ #773307)
|
|
if (gfxPlatformGtk::GetPlatform()->IsX11Display()) {
|
|
gdk_flush();
|
|
}
|
|
gLastGdkError = gdk_error_trap_pop();
|
|
|
|
if (gLastGdkError) {
|
|
#ifdef DEBUG
|
|
printf(
|
|
"GTK theme failed for widget type %d, error was %d, state was "
|
|
"[active=%d,focused=%d,inHover=%d,disabled=%d]\n",
|
|
static_cast<int>(aAppearance), gLastGdkError, state.active,
|
|
state.focused, state.inHover, state.disabled);
|
|
#endif
|
|
NS_WARNING("GTK theme failed; disabling unsafe widget");
|
|
SetWidgetTypeDisabled(mDisabledWidgetTypes, aAppearance);
|
|
// force refresh of the window, because the widget was not
|
|
// successfully drawn it must be redrawn using the default look
|
|
RefreshWidgetWindow(aFrame);
|
|
} else {
|
|
SetWidgetStateSafe(mSafeWidgetStates, aAppearance, &state);
|
|
}
|
|
}
|
|
|
|
// Indeterminate progress bar are animated.
|
|
if (gtkWidgetType == MOZ_GTK_PROGRESS_CHUNK_INDETERMINATE ||
|
|
gtkWidgetType == MOZ_GTK_PROGRESS_CHUNK_VERTICAL_INDETERMINATE) {
|
|
if (!QueueAnimatedContentForRefresh(aFrame->GetContent(), 30)) {
|
|
NS_WARNING("unable to animate widget!");
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool nsNativeThemeGTK::CreateWebRenderCommandsForWidget(
|
|
mozilla::wr::DisplayListBuilder& aBuilder,
|
|
mozilla::wr::IpcResourceUpdateQueue& aResources,
|
|
const mozilla::layers::StackingContextHelper& aSc,
|
|
mozilla::layers::RenderRootStateManager* aManager, nsIFrame* aFrame,
|
|
StyleAppearance aAppearance, const nsRect& aRect) {
|
|
nsPresContext* presContext = aFrame->PresContext();
|
|
wr::LayoutRect bounds = wr::ToLayoutRect(LayoutDeviceRect::FromAppUnits(
|
|
aRect, presContext->AppUnitsPerDevPixel()));
|
|
|
|
switch (aAppearance) {
|
|
case StyleAppearance::Window:
|
|
case StyleAppearance::Dialog:
|
|
aBuilder.PushRect(
|
|
bounds, bounds, true,
|
|
wr::ToColorF(ToDeviceColor(LookAndFeel::GetColor(
|
|
LookAndFeel::ColorID::WindowBackground, NS_RGBA(0, 0, 0, 0)))));
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
WidgetNodeType nsNativeThemeGTK::NativeThemeToGtkTheme(
|
|
StyleAppearance aAppearance, nsIFrame* aFrame) {
|
|
WidgetNodeType gtkWidgetType;
|
|
gint unusedFlags;
|
|
|
|
if (!GetGtkWidgetAndState(aAppearance, aFrame, gtkWidgetType, nullptr,
|
|
&unusedFlags)) {
|
|
MOZ_ASSERT_UNREACHABLE("Unknown native widget to gtk widget mapping");
|
|
return MOZ_GTK_WINDOW;
|
|
}
|
|
return gtkWidgetType;
|
|
}
|
|
|
|
static void FixupForVerticalWritingMode(WritingMode aWritingMode,
|
|
LayoutDeviceIntMargin* aResult) {
|
|
if (aWritingMode.IsVertical()) {
|
|
bool rtl = aWritingMode.IsBidiRTL();
|
|
LogicalMargin logical(aWritingMode, aResult->top,
|
|
rtl ? aResult->left : aResult->right, aResult->bottom,
|
|
rtl ? aResult->right : aResult->left);
|
|
nsMargin physical = logical.GetPhysicalMargin(aWritingMode);
|
|
aResult->top = physical.top;
|
|
aResult->right = physical.right;
|
|
aResult->bottom = physical.bottom;
|
|
aResult->left = physical.left;
|
|
}
|
|
}
|
|
|
|
void nsNativeThemeGTK::GetCachedWidgetBorder(nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
GtkTextDirection aDirection,
|
|
LayoutDeviceIntMargin* aResult) {
|
|
aResult->SizeTo(0, 0, 0, 0);
|
|
|
|
WidgetNodeType gtkWidgetType;
|
|
gint unusedFlags;
|
|
if (GetGtkWidgetAndState(aAppearance, aFrame, gtkWidgetType, nullptr,
|
|
&unusedFlags)) {
|
|
MOZ_ASSERT(0 <= gtkWidgetType && gtkWidgetType < MOZ_GTK_WIDGET_NODE_COUNT);
|
|
uint8_t cacheIndex = gtkWidgetType / 8;
|
|
uint8_t cacheBit = 1u << (gtkWidgetType % 8);
|
|
|
|
if (mBorderCacheValid[cacheIndex] & cacheBit) {
|
|
*aResult = mBorderCache[gtkWidgetType];
|
|
} else {
|
|
moz_gtk_get_widget_border(gtkWidgetType, &aResult->left, &aResult->top,
|
|
&aResult->right, &aResult->bottom, aDirection);
|
|
if (gtkWidgetType != MOZ_GTK_DROPDOWN) { // depends on aDirection
|
|
mBorderCacheValid[cacheIndex] |= cacheBit;
|
|
mBorderCache[gtkWidgetType] = *aResult;
|
|
}
|
|
}
|
|
}
|
|
FixupForVerticalWritingMode(aFrame->GetWritingMode(), aResult);
|
|
}
|
|
|
|
LayoutDeviceIntMargin nsNativeThemeGTK::GetWidgetBorder(
|
|
nsDeviceContext* aContext, nsIFrame* aFrame, StyleAppearance aAppearance) {
|
|
LayoutDeviceIntMargin result;
|
|
GtkTextDirection direction = GetTextDirection(aFrame);
|
|
switch (aAppearance) {
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
case StyleAppearance::ScrollbarVertical: {
|
|
GtkOrientation orientation =
|
|
aAppearance == StyleAppearance::ScrollbarHorizontal
|
|
? GTK_ORIENTATION_HORIZONTAL
|
|
: GTK_ORIENTATION_VERTICAL;
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(orientation);
|
|
|
|
const GtkBorder& border = metrics->border.scrollbar;
|
|
result.top = border.top;
|
|
result.right = border.right;
|
|
result.bottom = border.bottom;
|
|
result.left = border.left;
|
|
} break;
|
|
case StyleAppearance::ScrollbartrackHorizontal:
|
|
case StyleAppearance::ScrollbartrackVertical: {
|
|
GtkOrientation orientation =
|
|
aAppearance == StyleAppearance::ScrollbartrackHorizontal
|
|
? GTK_ORIENTATION_HORIZONTAL
|
|
: GTK_ORIENTATION_VERTICAL;
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(orientation);
|
|
|
|
const GtkBorder& border = metrics->border.track;
|
|
result.top = border.top;
|
|
result.right = border.right;
|
|
result.bottom = border.bottom;
|
|
result.left = border.left;
|
|
} break;
|
|
case StyleAppearance::Toolbox:
|
|
// gtk has no toolbox equivalent. So, although we map toolbox to
|
|
// gtk's 'toolbar' for purposes of painting the widget background,
|
|
// we don't use the toolbar border for toolbox.
|
|
break;
|
|
case StyleAppearance::Dualbutton:
|
|
// TOOLBAR_DUAL_BUTTON is an interesting case. We want a border to draw
|
|
// around the entire button + dropdown, and also an inner border if you're
|
|
// over the button part. But, we want the inner button to be right up
|
|
// against the edge of the outer button so that the borders overlap.
|
|
// To make this happen, we draw a button border for the outer button,
|
|
// but don't reserve any space for it.
|
|
break;
|
|
case StyleAppearance::Tab: {
|
|
WidgetNodeType gtkWidgetType;
|
|
gint flags;
|
|
|
|
if (!GetGtkWidgetAndState(aAppearance, aFrame, gtkWidgetType, nullptr,
|
|
&flags)) {
|
|
return result;
|
|
}
|
|
moz_gtk_get_tab_border(&result.left, &result.top, &result.right,
|
|
&result.bottom, direction, (GtkTabFlags)flags,
|
|
gtkWidgetType);
|
|
} break;
|
|
case StyleAppearance::Menuitem:
|
|
case StyleAppearance::Checkmenuitem:
|
|
case StyleAppearance::Radiomenuitem:
|
|
// For regular menuitems, we will be using GetWidgetPadding instead of
|
|
// GetWidgetBorder to pad up the widget's internals; other menuitems
|
|
// will need to fall through and use the default case as before.
|
|
if (IsRegularMenuItem(aFrame)) break;
|
|
[[fallthrough]];
|
|
default: {
|
|
GetCachedWidgetBorder(aFrame, aAppearance, direction, &result);
|
|
}
|
|
}
|
|
|
|
gint scale = GetMonitorScaleFactor(aFrame);
|
|
result.top *= scale;
|
|
result.right *= scale;
|
|
result.bottom *= scale;
|
|
result.left *= scale;
|
|
return result;
|
|
}
|
|
|
|
bool nsNativeThemeGTK::GetWidgetPadding(nsDeviceContext* aContext,
|
|
nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
LayoutDeviceIntMargin* aResult) {
|
|
switch (aAppearance) {
|
|
case StyleAppearance::ButtonFocus:
|
|
case StyleAppearance::Toolbarbutton:
|
|
case StyleAppearance::Tooltip:
|
|
case StyleAppearance::MozWindowButtonBox:
|
|
case StyleAppearance::MozWindowButtonClose:
|
|
case StyleAppearance::MozWindowButtonMinimize:
|
|
case StyleAppearance::MozWindowButtonMaximize:
|
|
case StyleAppearance::MozWindowButtonRestore:
|
|
case StyleAppearance::Dualbutton:
|
|
case StyleAppearance::TabScrollArrowBack:
|
|
case StyleAppearance::TabScrollArrowForward:
|
|
case StyleAppearance::MozMenulistArrowButton:
|
|
case StyleAppearance::ToolbarbuttonDropdown:
|
|
case StyleAppearance::ButtonArrowUp:
|
|
case StyleAppearance::ButtonArrowDown:
|
|
case StyleAppearance::ButtonArrowNext:
|
|
case StyleAppearance::ButtonArrowPrevious:
|
|
case StyleAppearance::RangeThumb:
|
|
// Radios and checkboxes return a fixed size in GetMinimumWidgetSize
|
|
// and have a meaningful baseline, so they can't have
|
|
// author-specified padding.
|
|
case StyleAppearance::Checkbox:
|
|
case StyleAppearance::Radio:
|
|
aResult->SizeTo(0, 0, 0, 0);
|
|
return true;
|
|
case StyleAppearance::Menuitem:
|
|
case StyleAppearance::Checkmenuitem:
|
|
case StyleAppearance::Radiomenuitem: {
|
|
// Menubar and menulist have their padding specified in CSS.
|
|
if (!IsRegularMenuItem(aFrame)) return false;
|
|
|
|
GetCachedWidgetBorder(aFrame, aAppearance, GetTextDirection(aFrame),
|
|
aResult);
|
|
|
|
gint horizontal_padding;
|
|
if (aAppearance == StyleAppearance::Menuitem)
|
|
moz_gtk_menuitem_get_horizontal_padding(&horizontal_padding);
|
|
else
|
|
moz_gtk_checkmenuitem_get_horizontal_padding(&horizontal_padding);
|
|
|
|
aResult->left += horizontal_padding;
|
|
aResult->right += horizontal_padding;
|
|
|
|
gint scale = GetMonitorScaleFactor(aFrame);
|
|
aResult->top *= scale;
|
|
aResult->right *= scale;
|
|
aResult->bottom *= scale;
|
|
aResult->left *= scale;
|
|
|
|
return true;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool nsNativeThemeGTK::GetWidgetOverflow(nsDeviceContext* aContext,
|
|
nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
nsRect* aOverflowRect) {
|
|
nsIntMargin extraSize;
|
|
if (!GetExtraSizeForWidget(aFrame, aAppearance, &extraSize)) return false;
|
|
|
|
int32_t p2a = aContext->AppUnitsPerDevPixel();
|
|
nsMargin m(NSIntPixelsToAppUnits(extraSize.top, p2a),
|
|
NSIntPixelsToAppUnits(extraSize.right, p2a),
|
|
NSIntPixelsToAppUnits(extraSize.bottom, p2a),
|
|
NSIntPixelsToAppUnits(extraSize.left, p2a));
|
|
|
|
aOverflowRect->Inflate(m);
|
|
return true;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNativeThemeGTK::GetMinimumWidgetSize(nsPresContext* aPresContext,
|
|
nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
LayoutDeviceIntSize* aResult,
|
|
bool* aIsOverridable) {
|
|
aResult->width = aResult->height = 0;
|
|
*aIsOverridable = true;
|
|
|
|
switch (aAppearance) {
|
|
case StyleAppearance::ScrollbarbuttonUp:
|
|
case StyleAppearance::ScrollbarbuttonDown: {
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(GTK_ORIENTATION_VERTICAL);
|
|
|
|
aResult->width = metrics->size.button.width;
|
|
aResult->height = metrics->size.button.height;
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::ScrollbarbuttonLeft:
|
|
case StyleAppearance::ScrollbarbuttonRight: {
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(GTK_ORIENTATION_HORIZONTAL);
|
|
|
|
aResult->width = metrics->size.button.width;
|
|
aResult->height = metrics->size.button.height;
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::Splitter: {
|
|
gint metrics;
|
|
if (IsHorizontal(aFrame)) {
|
|
moz_gtk_splitter_get_metrics(GTK_ORIENTATION_HORIZONTAL, &metrics);
|
|
aResult->width = metrics;
|
|
aResult->height = 0;
|
|
} else {
|
|
moz_gtk_splitter_get_metrics(GTK_ORIENTATION_VERTICAL, &metrics);
|
|
aResult->width = 0;
|
|
aResult->height = metrics;
|
|
}
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
case StyleAppearance::ScrollbarVertical: {
|
|
/* While we enforce a minimum size for the thumb, this is ignored
|
|
* for the some scrollbars if buttons are hidden (bug 513006) because
|
|
* the thumb isn't a direct child of the scrollbar, unlike the buttons
|
|
* or track. So add a minimum size to the track as well to prevent a
|
|
* 0-width scrollbar. */
|
|
GtkOrientation orientation =
|
|
aAppearance == StyleAppearance::ScrollbarHorizontal
|
|
? GTK_ORIENTATION_HORIZONTAL
|
|
: GTK_ORIENTATION_VERTICAL;
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(orientation);
|
|
|
|
aResult->width = metrics->size.scrollbar.width;
|
|
aResult->height = metrics->size.scrollbar.height;
|
|
} break;
|
|
case StyleAppearance::ScrollbarthumbVertical:
|
|
case StyleAppearance::ScrollbarthumbHorizontal: {
|
|
GtkOrientation orientation =
|
|
aAppearance == StyleAppearance::ScrollbarthumbHorizontal
|
|
? GTK_ORIENTATION_HORIZONTAL
|
|
: GTK_ORIENTATION_VERTICAL;
|
|
const ScrollbarGTKMetrics* metrics =
|
|
GetActiveScrollbarMetrics(orientation);
|
|
|
|
aResult->width = metrics->size.thumb.width;
|
|
aResult->height = metrics->size.thumb.height;
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::RangeThumb: {
|
|
gint thumb_length, thumb_height;
|
|
|
|
if (IsRangeHorizontal(aFrame)) {
|
|
moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_HORIZONTAL,
|
|
&thumb_length, &thumb_height);
|
|
} else {
|
|
moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_VERTICAL, &thumb_height,
|
|
&thumb_length);
|
|
}
|
|
aResult->width = thumb_length;
|
|
aResult->height = thumb_height;
|
|
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::TabScrollArrowBack:
|
|
case StyleAppearance::TabScrollArrowForward: {
|
|
moz_gtk_get_tab_scroll_arrow_size(&aResult->width, &aResult->height);
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::MozMenulistArrowButton: {
|
|
moz_gtk_get_combo_box_entry_button_size(&aResult->width,
|
|
&aResult->height);
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::Menuseparator: {
|
|
gint separator_height;
|
|
|
|
moz_gtk_get_menu_separator_height(&separator_height);
|
|
aResult->height = separator_height;
|
|
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::Checkbox:
|
|
case StyleAppearance::Radio: {
|
|
const ToggleGTKMetrics* metrics = GetToggleMetrics(
|
|
aAppearance == StyleAppearance::Radio ? MOZ_GTK_RADIOBUTTON
|
|
: MOZ_GTK_CHECKBUTTON);
|
|
aResult->width = metrics->minSizeWithBorder.width;
|
|
aResult->height = metrics->minSizeWithBorder.height;
|
|
} break;
|
|
case StyleAppearance::ToolbarbuttonDropdown:
|
|
case StyleAppearance::ButtonArrowUp:
|
|
case StyleAppearance::ButtonArrowDown:
|
|
case StyleAppearance::ButtonArrowNext:
|
|
case StyleAppearance::ButtonArrowPrevious: {
|
|
moz_gtk_get_arrow_size(MOZ_GTK_TOOLBARBUTTON_ARROW, &aResult->width,
|
|
&aResult->height);
|
|
*aIsOverridable = false;
|
|
} break;
|
|
case StyleAppearance::MozWindowButtonClose: {
|
|
const ToolbarButtonGTKMetrics* metrics =
|
|
GetToolbarButtonMetrics(MOZ_GTK_HEADER_BAR_BUTTON_CLOSE);
|
|
aResult->width = metrics->minSizeWithBorderMargin.width;
|
|
aResult->height = metrics->minSizeWithBorderMargin.height;
|
|
break;
|
|
}
|
|
case StyleAppearance::MozWindowButtonMinimize: {
|
|
const ToolbarButtonGTKMetrics* metrics =
|
|
GetToolbarButtonMetrics(MOZ_GTK_HEADER_BAR_BUTTON_MINIMIZE);
|
|
aResult->width = metrics->minSizeWithBorderMargin.width;
|
|
aResult->height = metrics->minSizeWithBorderMargin.height;
|
|
break;
|
|
}
|
|
case StyleAppearance::MozWindowButtonMaximize:
|
|
case StyleAppearance::MozWindowButtonRestore: {
|
|
const ToolbarButtonGTKMetrics* metrics =
|
|
GetToolbarButtonMetrics(MOZ_GTK_HEADER_BAR_BUTTON_MAXIMIZE);
|
|
aResult->width = metrics->minSizeWithBorderMargin.width;
|
|
aResult->height = metrics->minSizeWithBorderMargin.height;
|
|
break;
|
|
}
|
|
case StyleAppearance::CheckboxContainer:
|
|
case StyleAppearance::RadioContainer:
|
|
case StyleAppearance::CheckboxLabel:
|
|
case StyleAppearance::RadioLabel:
|
|
case StyleAppearance::Button:
|
|
case StyleAppearance::Menulist:
|
|
case StyleAppearance::MenulistButton:
|
|
case StyleAppearance::Toolbarbutton:
|
|
case StyleAppearance::Treeheadercell: {
|
|
if (aAppearance == StyleAppearance::Menulist ||
|
|
aAppearance == StyleAppearance::MenulistButton) {
|
|
// Include the arrow size.
|
|
moz_gtk_get_arrow_size(MOZ_GTK_DROPDOWN, &aResult->width,
|
|
&aResult->height);
|
|
}
|
|
// else the minimum size is missing consideration of container
|
|
// descendants; the value returned here will not be helpful, but the
|
|
// box model may consider border and padding with child minimum sizes.
|
|
|
|
LayoutDeviceIntMargin border;
|
|
GetCachedWidgetBorder(aFrame, aAppearance, GetTextDirection(aFrame),
|
|
&border);
|
|
aResult->width += border.left + border.right;
|
|
aResult->height += border.top + border.bottom;
|
|
} break;
|
|
case StyleAppearance::NumberInput:
|
|
case StyleAppearance::Textfield: {
|
|
gint contentHeight = 0;
|
|
gint borderPaddingHeight = 0;
|
|
moz_gtk_get_entry_min_height(&contentHeight, &borderPaddingHeight);
|
|
|
|
// Scale the min content height proportionately with the font-size if it's
|
|
// smaller than the default one. This prevents <input type=text
|
|
// style="font-size: .5em"> from keeping a ridiculously large size, for
|
|
// example.
|
|
const gfxFloat fieldFontSizeInCSSPixels = [] {
|
|
gfxFontStyle fieldFontStyle;
|
|
nsAutoString unusedFontName;
|
|
DebugOnly<bool> result = LookAndFeel::GetFont(
|
|
LookAndFeel::FontID::MozField, unusedFontName, fieldFontStyle);
|
|
MOZ_ASSERT(result, "GTK look and feel supports the field font");
|
|
// NOTE: GetFont returns font sizes in CSS pixels, and we want just
|
|
// that.
|
|
return fieldFontStyle.size;
|
|
}();
|
|
|
|
const gfxFloat fontSize = aFrame->StyleFont()->mFont.size.ToCSSPixels();
|
|
if (fieldFontSizeInCSSPixels > fontSize) {
|
|
contentHeight =
|
|
std::round(contentHeight * fontSize / fieldFontSizeInCSSPixels);
|
|
}
|
|
|
|
gint height = contentHeight + borderPaddingHeight;
|
|
if (aFrame->GetWritingMode().IsVertical()) {
|
|
aResult->width = height;
|
|
} else {
|
|
aResult->height = height;
|
|
}
|
|
} break;
|
|
case StyleAppearance::Separator: {
|
|
gint separator_width;
|
|
|
|
moz_gtk_get_toolbar_separator_width(&separator_width);
|
|
|
|
aResult->width = separator_width;
|
|
} break;
|
|
case StyleAppearance::Spinner:
|
|
// hard code these sizes
|
|
aResult->width = 14;
|
|
aResult->height = 26;
|
|
break;
|
|
case StyleAppearance::Treeheadersortarrow:
|
|
case StyleAppearance::SpinnerUpbutton:
|
|
case StyleAppearance::SpinnerDownbutton:
|
|
// hard code these sizes
|
|
aResult->width = 14;
|
|
aResult->height = 13;
|
|
break;
|
|
case StyleAppearance::Resizer:
|
|
// same as Windows to make our lives easier
|
|
aResult->width = aResult->height = 15;
|
|
*aIsOverridable = false;
|
|
break;
|
|
case StyleAppearance::Treetwisty:
|
|
case StyleAppearance::Treetwistyopen: {
|
|
gint expander_size;
|
|
|
|
moz_gtk_get_treeview_expander_size(&expander_size);
|
|
aResult->width = aResult->height = expander_size;
|
|
*aIsOverridable = false;
|
|
} break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
*aResult = *aResult * GetMonitorScaleFactor(aFrame);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNativeThemeGTK::WidgetStateChanged(nsIFrame* aFrame,
|
|
StyleAppearance aAppearance,
|
|
nsAtom* aAttribute, bool* aShouldRepaint,
|
|
const nsAttrValue* aOldValue) {
|
|
// Some widget types just never change state.
|
|
if (aAppearance == StyleAppearance::Toolbox ||
|
|
aAppearance == StyleAppearance::Toolbar ||
|
|
aAppearance == StyleAppearance::Statusbar ||
|
|
aAppearance == StyleAppearance::Statusbarpanel ||
|
|
aAppearance == StyleAppearance::Resizerpanel ||
|
|
aAppearance == StyleAppearance::Progresschunk ||
|
|
aAppearance == StyleAppearance::ProgressBar ||
|
|
aAppearance == StyleAppearance::Menubar ||
|
|
aAppearance == StyleAppearance::Menupopup ||
|
|
aAppearance == StyleAppearance::Tooltip ||
|
|
aAppearance == StyleAppearance::Menuseparator ||
|
|
aAppearance == StyleAppearance::Window ||
|
|
aAppearance == StyleAppearance::Dialog) {
|
|
*aShouldRepaint = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aAppearance == StyleAppearance::MozWindowTitlebar ||
|
|
aAppearance == StyleAppearance::MozWindowTitlebarMaximized ||
|
|
aAppearance == StyleAppearance::MozWindowButtonClose ||
|
|
aAppearance == StyleAppearance::MozWindowButtonMinimize ||
|
|
aAppearance == StyleAppearance::MozWindowButtonMaximize ||
|
|
aAppearance == StyleAppearance::MozWindowButtonRestore) {
|
|
*aShouldRepaint = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
if ((aAppearance == StyleAppearance::ScrollbarthumbVertical ||
|
|
aAppearance == StyleAppearance::ScrollbarthumbHorizontal) &&
|
|
aAttribute == nsGkAtoms::active) {
|
|
*aShouldRepaint = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
if ((aAppearance == StyleAppearance::ScrollbarbuttonUp ||
|
|
aAppearance == StyleAppearance::ScrollbarbuttonDown ||
|
|
aAppearance == StyleAppearance::ScrollbarbuttonLeft ||
|
|
aAppearance == StyleAppearance::ScrollbarbuttonRight) &&
|
|
(aAttribute == nsGkAtoms::curpos || aAttribute == nsGkAtoms::maxpos)) {
|
|
// If 'curpos' has changed and we are passed its old value, we can
|
|
// determine whether the button's enablement actually needs to change.
|
|
if (aAttribute == nsGkAtoms::curpos && aOldValue) {
|
|
int32_t curpos = CheckIntAttr(aFrame, nsGkAtoms::curpos, 0);
|
|
int32_t maxpos = CheckIntAttr(aFrame, nsGkAtoms::maxpos, 0);
|
|
nsAutoString str;
|
|
aOldValue->ToString(str);
|
|
nsresult err;
|
|
int32_t oldCurpos = str.ToInteger(&err);
|
|
if (str.IsEmpty() || NS_FAILED(err)) {
|
|
*aShouldRepaint = true;
|
|
} else {
|
|
bool disabledBefore =
|
|
ShouldScrollbarButtonBeDisabled(oldCurpos, maxpos, aAppearance);
|
|
bool disabledNow =
|
|
ShouldScrollbarButtonBeDisabled(curpos, maxpos, aAppearance);
|
|
*aShouldRepaint = (disabledBefore != disabledNow);
|
|
}
|
|
} else {
|
|
*aShouldRepaint = true;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
// XXXdwh Not sure what can really be done here. Can at least guess for
|
|
// specific widgets that they're highly unlikely to have certain states.
|
|
// For example, a toolbar doesn't care about any states.
|
|
if (!aAttribute) {
|
|
// Hover/focus/active changed. Always repaint.
|
|
*aShouldRepaint = true;
|
|
} else {
|
|
// Check the attribute to see if it's relevant.
|
|
// disabled, checked, dlgtype, default, etc.
|
|
*aShouldRepaint = false;
|
|
if (aAttribute == nsGkAtoms::disabled || aAttribute == nsGkAtoms::checked ||
|
|
aAttribute == nsGkAtoms::selected ||
|
|
aAttribute == nsGkAtoms::visuallyselected ||
|
|
aAttribute == nsGkAtoms::focused || aAttribute == nsGkAtoms::readonly ||
|
|
aAttribute == nsGkAtoms::_default ||
|
|
aAttribute == nsGkAtoms::menuactive || aAttribute == nsGkAtoms::open ||
|
|
aAttribute == nsGkAtoms::parentfocused)
|
|
*aShouldRepaint = true;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsNativeThemeGTK::ThemeChanged() {
|
|
memset(mDisabledWidgetTypes, 0, sizeof(mDisabledWidgetTypes));
|
|
memset(mSafeWidgetStates, 0, sizeof(mSafeWidgetStates));
|
|
memset(mBorderCacheValid, 0, sizeof(mBorderCacheValid));
|
|
return NS_OK;
|
|
}
|
|
|
|
static bool CanHandleScrollbar(const ComputedStyle& aStyle) {
|
|
return !aStyle.StyleUI()->HasCustomScrollbars() &&
|
|
aStyle.StyleUIReset()->mScrollbarWidth != StyleScrollbarWidth::Thin;
|
|
}
|
|
|
|
NS_IMETHODIMP_(bool)
|
|
nsNativeThemeGTK::ThemeSupportsWidget(nsPresContext* aPresContext,
|
|
nsIFrame* aFrame,
|
|
StyleAppearance aAppearance) {
|
|
if (IsWidgetTypeDisabled(mDisabledWidgetTypes, aAppearance)) {
|
|
return false;
|
|
}
|
|
|
|
if (IsWidgetScrollbarPart(aAppearance)) {
|
|
ComputedStyle* cs = nsLayoutUtils::StyleForScrollbar(aFrame);
|
|
if (!CanHandleScrollbar(*cs)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
switch (aAppearance) {
|
|
// Combobox dropdowns don't support native theming in vertical mode.
|
|
case StyleAppearance::Menulist:
|
|
case StyleAppearance::MenulistButton:
|
|
case StyleAppearance::MenulistText:
|
|
if (aFrame && aFrame->GetWritingMode().IsVertical()) {
|
|
return false;
|
|
}
|
|
[[fallthrough]];
|
|
|
|
case StyleAppearance::Button:
|
|
case StyleAppearance::ButtonFocus:
|
|
case StyleAppearance::Radio:
|
|
case StyleAppearance::Checkbox:
|
|
case StyleAppearance::Toolbox: // N/A
|
|
case StyleAppearance::Toolbar:
|
|
case StyleAppearance::Toolbarbutton:
|
|
case StyleAppearance::Dualbutton: // so we can override the border with 0
|
|
case StyleAppearance::ToolbarbuttonDropdown:
|
|
case StyleAppearance::ButtonArrowUp:
|
|
case StyleAppearance::ButtonArrowDown:
|
|
case StyleAppearance::ButtonArrowNext:
|
|
case StyleAppearance::ButtonArrowPrevious:
|
|
case StyleAppearance::Separator:
|
|
case StyleAppearance::Toolbargripper:
|
|
case StyleAppearance::Statusbar:
|
|
case StyleAppearance::Statusbarpanel:
|
|
case StyleAppearance::Resizerpanel:
|
|
case StyleAppearance::Resizer:
|
|
case StyleAppearance::Listbox:
|
|
case StyleAppearance::Treeview:
|
|
// case StyleAppearance::Treeitem:
|
|
case StyleAppearance::Treetwisty:
|
|
// case StyleAppearance::Treeline:
|
|
// case StyleAppearance::Treeheader:
|
|
case StyleAppearance::Treeheadercell:
|
|
case StyleAppearance::Treeheadersortarrow:
|
|
case StyleAppearance::Treetwistyopen:
|
|
case StyleAppearance::ProgressBar:
|
|
case StyleAppearance::Progresschunk:
|
|
case StyleAppearance::Tab:
|
|
// case StyleAppearance::Tabpanel:
|
|
case StyleAppearance::Tabpanels:
|
|
case StyleAppearance::TabScrollArrowBack:
|
|
case StyleAppearance::TabScrollArrowForward:
|
|
case StyleAppearance::Tooltip:
|
|
case StyleAppearance::Spinner:
|
|
case StyleAppearance::SpinnerUpbutton:
|
|
case StyleAppearance::SpinnerDownbutton:
|
|
case StyleAppearance::SpinnerTextfield:
|
|
case StyleAppearance::ScrollbarbuttonUp:
|
|
case StyleAppearance::ScrollbarbuttonDown:
|
|
case StyleAppearance::ScrollbarbuttonLeft:
|
|
case StyleAppearance::ScrollbarbuttonRight:
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
case StyleAppearance::ScrollbarVertical:
|
|
case StyleAppearance::ScrollbartrackHorizontal:
|
|
case StyleAppearance::ScrollbartrackVertical:
|
|
case StyleAppearance::ScrollbarthumbHorizontal:
|
|
case StyleAppearance::ScrollbarthumbVertical:
|
|
case StyleAppearance::NumberInput:
|
|
case StyleAppearance::Textfield:
|
|
case StyleAppearance::Textarea:
|
|
case StyleAppearance::Range:
|
|
case StyleAppearance::RangeThumb:
|
|
case StyleAppearance::CheckboxContainer:
|
|
case StyleAppearance::RadioContainer:
|
|
case StyleAppearance::CheckboxLabel:
|
|
case StyleAppearance::RadioLabel:
|
|
case StyleAppearance::Menubar:
|
|
case StyleAppearance::Menupopup:
|
|
case StyleAppearance::Menuitem:
|
|
case StyleAppearance::Menuarrow:
|
|
case StyleAppearance::Menuseparator:
|
|
case StyleAppearance::Checkmenuitem:
|
|
case StyleAppearance::Radiomenuitem:
|
|
case StyleAppearance::Splitter:
|
|
case StyleAppearance::Window:
|
|
case StyleAppearance::Dialog:
|
|
case StyleAppearance::MozGtkInfoBar:
|
|
case StyleAppearance::MozWindowButtonBox:
|
|
case StyleAppearance::MozWindowButtonClose:
|
|
case StyleAppearance::MozWindowButtonMinimize:
|
|
case StyleAppearance::MozWindowButtonMaximize:
|
|
case StyleAppearance::MozWindowButtonRestore:
|
|
case StyleAppearance::MozWindowTitlebar:
|
|
case StyleAppearance::MozWindowTitlebarMaximized:
|
|
return !IsWidgetStyled(aPresContext, aFrame, aAppearance);
|
|
|
|
case StyleAppearance::MozMenulistArrowButton:
|
|
if (aFrame && aFrame->GetWritingMode().IsVertical()) {
|
|
return false;
|
|
}
|
|
// "Native" dropdown buttons cause padding and margin problems, but only
|
|
// in HTML so allow them in XUL.
|
|
return (!aFrame ||
|
|
IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL)) &&
|
|
!IsWidgetStyled(aPresContext, aFrame, aAppearance);
|
|
|
|
case StyleAppearance::FocusOutline:
|
|
return true;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
NS_IMETHODIMP_(bool)
|
|
nsNativeThemeGTK::WidgetIsContainer(StyleAppearance aAppearance) {
|
|
// XXXdwh At some point flesh all of this out.
|
|
if (aAppearance == StyleAppearance::MozMenulistArrowButton ||
|
|
aAppearance == StyleAppearance::Radio ||
|
|
aAppearance == StyleAppearance::RangeThumb ||
|
|
aAppearance == StyleAppearance::Checkbox ||
|
|
aAppearance == StyleAppearance::TabScrollArrowBack ||
|
|
aAppearance == StyleAppearance::TabScrollArrowForward ||
|
|
aAppearance == StyleAppearance::ButtonArrowUp ||
|
|
aAppearance == StyleAppearance::ButtonArrowDown ||
|
|
aAppearance == StyleAppearance::ButtonArrowNext ||
|
|
aAppearance == StyleAppearance::ButtonArrowPrevious)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
bool nsNativeThemeGTK::ThemeDrawsFocusForWidget(StyleAppearance aAppearance) {
|
|
switch (aAppearance) {
|
|
case StyleAppearance::Button:
|
|
case StyleAppearance::Menulist:
|
|
case StyleAppearance::MenulistButton:
|
|
case StyleAppearance::Textarea:
|
|
case StyleAppearance::Textfield:
|
|
case StyleAppearance::Treeheadercell:
|
|
case StyleAppearance::NumberInput:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool nsNativeThemeGTK::ThemeNeedsComboboxDropmarker() { return false; }
|
|
|
|
nsITheme::Transparency nsNativeThemeGTK::GetWidgetTransparency(
|
|
nsIFrame* aFrame, StyleAppearance aAppearance) {
|
|
switch (aAppearance) {
|
|
// These widgets always draw a default background.
|
|
case StyleAppearance::Menupopup:
|
|
case StyleAppearance::Window:
|
|
case StyleAppearance::Dialog:
|
|
return eOpaque;
|
|
case StyleAppearance::ScrollbarVertical:
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
// Make scrollbar tracks opaque on the window's scroll frame to prevent
|
|
// leaf layers from overlapping. See bug 1179780.
|
|
if (!(CheckBooleanAttr(aFrame, nsGkAtoms::root_) &&
|
|
aFrame->PresContext()->IsRootContentDocument() &&
|
|
IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL))) {
|
|
return eTransparent;
|
|
}
|
|
return eOpaque;
|
|
// Tooltips use gtk_paint_flat_box() on Gtk2
|
|
// but are shaped on Gtk3
|
|
case StyleAppearance::Tooltip:
|
|
return eTransparent;
|
|
default:
|
|
return eUnknownTransparency;
|
|
}
|
|
}
|
|
|
|
bool nsNativeThemeGTK::WidgetAppearanceDependsOnWindowFocus(
|
|
StyleAppearance aAppearance) {
|
|
switch (aAppearance) {
|
|
case StyleAppearance::ScrollbarbuttonUp:
|
|
case StyleAppearance::ScrollbarbuttonDown:
|
|
case StyleAppearance::ScrollbarbuttonLeft:
|
|
case StyleAppearance::ScrollbarbuttonRight:
|
|
case StyleAppearance::ScrollbarVertical:
|
|
case StyleAppearance::ScrollbarHorizontal:
|
|
case StyleAppearance::ScrollbartrackHorizontal:
|
|
case StyleAppearance::ScrollbartrackVertical:
|
|
case StyleAppearance::ScrollbarthumbVertical:
|
|
case StyleAppearance::ScrollbarthumbHorizontal:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
auto nsNativeThemeGTK::GetScrollbarSizes(nsPresContext* aPresContext,
|
|
StyleScrollbarWidth aWidth, Overlay)
|
|
-> ScrollbarSizes {
|
|
CSSIntCoord vertical;
|
|
CSSIntCoord horizontal;
|
|
if (aWidth != StyleScrollbarWidth::Thin) {
|
|
const ScrollbarGTKMetrics* verticalMetrics =
|
|
GetActiveScrollbarMetrics(GTK_ORIENTATION_VERTICAL);
|
|
const ScrollbarGTKMetrics* horizontalMetrics =
|
|
GetActiveScrollbarMetrics(GTK_ORIENTATION_HORIZONTAL);
|
|
vertical = verticalMetrics->size.scrollbar.width;
|
|
horizontal = horizontalMetrics->size.scrollbar.height;
|
|
} else {
|
|
auto unthemed = nsLayoutUtils::UnthemedScrollbarSize(aWidth);
|
|
vertical = horizontal = unthemed;
|
|
}
|
|
auto scale = GetMonitorScaleFactor(aPresContext);
|
|
return {int32_t(vertical) * scale, int32_t(horizontal) * scale};
|
|
}
|
|
|
|
already_AddRefed<nsITheme> do_GetNativeThemeDoNotUseDirectly() {
|
|
static nsCOMPtr<nsITheme> inst;
|
|
|
|
if (!inst) {
|
|
if (gfxPlatform::IsHeadless()) {
|
|
inst = new HeadlessThemeGTK();
|
|
} else {
|
|
inst = new nsNativeThemeGTK();
|
|
}
|
|
ClearOnShutdown(&inst);
|
|
}
|
|
|
|
return do_AddRef(inst);
|
|
}
|