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gecko/widget/gtk/nsNativeThemeGTK.cpp
Ehsan Akhgari ebd358dfd7 Bug 927728 - Part 1: Replace PRUnichar with char16_t; r=roc 
This patch was automatically generated by the following script:

#!/bin/bash
# Command to convert PRUnichar to char16_t

function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
       ! -wholename "*security/nss*" \
       ! -wholename "*modules/libmar*" \
       ! -wholename "*/.hg*" \
       ! -wholename "obj-ff-dbg*" \
       ! -name prtypes.h \
       ! -name Char16.h \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert PRUnichar char16_t
2014-01-04 10:02:17 -05:00

1487 lines
50 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsNativeThemeGTK.h"
#include "nsThemeConstants.h"
#include "gtkdrawing.h"
#include "nsIObserverService.h"
#include "nsIServiceManager.h"
#include "nsIFrame.h"
#include "nsIPresShell.h"
#include "nsIContent.h"
#include "nsViewManager.h"
#include "nsINameSpaceManager.h"
#include "nsGfxCIID.h"
#include "nsTransform2D.h"
#include "nsMenuFrame.h"
#include "prlink.h"
#include "nsIDOMHTMLInputElement.h"
#include "nsRenderingContext.h"
#include "nsGkAtoms.h"
#include "mozilla/Services.h"
#include <gdk/gdkprivate.h>
#include <gtk/gtk.h>
#include "gfxContext.h"
#include "gfxPlatformGtk.h"
#include "gfxGdkNativeRenderer.h"
#include <algorithm>
NS_IMPL_ISUPPORTS_INHERITED2(nsNativeThemeGTK, nsNativeTheme, nsITheme,
nsIObserver)
static int gLastGdkError;
nsNativeThemeGTK::nsNativeThemeGTK()
{
if (moz_gtk_init() != MOZ_GTK_SUCCESS) {
memset(mDisabledWidgetTypes, 0xff, sizeof(mDisabledWidgetTypes));
return;
}
// We have to call moz_gtk_shutdown before the event loop stops running.
nsCOMPtr<nsIObserverService> obsServ =
mozilla::services::GetObserverService();
obsServ->AddObserver(this, "xpcom-shutdown", false);
memset(mDisabledWidgetTypes, 0, sizeof(mDisabledWidgetTypes));
memset(mSafeWidgetStates, 0, sizeof(mSafeWidgetStates));
}
nsNativeThemeGTK::~nsNativeThemeGTK() {
}
NS_IMETHODIMP
nsNativeThemeGTK::Observe(nsISupports *aSubject, const char *aTopic,
const char16_t *aData)
{
if (!nsCRT::strcmp(aTopic, "xpcom-shutdown")) {
moz_gtk_shutdown();
} else {
NS_NOTREACHED("unexpected topic");
return NS_ERROR_UNEXPECTED;
}
return NS_OK;
}
void
nsNativeThemeGTK::RefreshWidgetWindow(nsIFrame* aFrame)
{
nsIPresShell *shell = GetPresShell(aFrame);
if (!shell)
return;
nsViewManager* vm = shell->GetViewManager();
if (!vm)
return;
vm->InvalidateAllViews();
}
static bool IsFrameContentNodeInNamespace(nsIFrame *aFrame, uint32_t aNamespace)
{
nsIContent *content = aFrame ? aFrame->GetContent() : nullptr;
if (!content)
return false;
return content->IsInNamespace(aNamespace);
}
static bool IsWidgetTypeDisabled(uint8_t* aDisabledVector, uint8_t aWidgetType) {
return (aDisabledVector[aWidgetType >> 3] & (1 << (aWidgetType & 7))) != 0;
}
static void SetWidgetTypeDisabled(uint8_t* aDisabledVector, uint8_t aWidgetType) {
aDisabledVector[aWidgetType >> 3] |= (1 << (aWidgetType & 7));
}
static inline uint16_t
GetWidgetStateKey(uint8_t aWidgetType, GtkWidgetState *aWidgetState)
{
return (aWidgetState->active |
aWidgetState->focused << 1 |
aWidgetState->inHover << 2 |
aWidgetState->disabled << 3 |
aWidgetState->isDefault << 4 |
aWidgetType << 5);
}
static bool IsWidgetStateSafe(uint8_t* aSafeVector,
uint8_t aWidgetType,
GtkWidgetState *aWidgetState)
{
uint8_t key = GetWidgetStateKey(aWidgetType, aWidgetState);
return (aSafeVector[key >> 3] & (1 << (key & 7))) != 0;
}
static void SetWidgetStateSafe(uint8_t *aSafeVector,
uint8_t aWidgetType,
GtkWidgetState *aWidgetState)
{
uint8_t key = GetWidgetStateKey(aWidgetType, aWidgetState);
aSafeVector[key >> 3] |= (1 << (key & 7));
}
static GtkTextDirection GetTextDirection(nsIFrame* aFrame)
{
if (!aFrame)
return GTK_TEXT_DIR_NONE;
switch (aFrame->StyleVisibility()->mDirection) {
case NS_STYLE_DIRECTION_RTL:
return GTK_TEXT_DIR_RTL;
case NS_STYLE_DIRECTION_LTR:
return GTK_TEXT_DIR_LTR;
}
return GTK_TEXT_DIR_NONE;
}
// Returns positive for negative margins (otherwise 0).
gint
nsNativeThemeGTK::GetTabMarginPixels(nsIFrame* aFrame)
{
nscoord margin =
IsBottomTab(aFrame) ? aFrame->GetUsedMargin().top
: aFrame->GetUsedMargin().bottom;
return std::min<gint>(MOZ_GTK_TAB_MARGIN_MASK,
std::max(0,
aFrame->PresContext()->AppUnitsToDevPixels(-margin)));
}
bool
nsNativeThemeGTK::GetGtkWidgetAndState(uint8_t aWidgetType, nsIFrame* aFrame,
GtkThemeWidgetType& aGtkWidgetType,
GtkWidgetState* aState,
gint* aWidgetFlags)
{
if (aState) {
if (!aFrame) {
// reset the entire struct to zero
memset(aState, 0, sizeof(GtkWidgetState));
} else {
// For XUL checkboxes and radio buttons, the state of the parent
// determines our state.
nsIFrame *stateFrame = aFrame;
if (aFrame && ((aWidgetFlags && (aWidgetType == NS_THEME_CHECKBOX ||
aWidgetType == NS_THEME_RADIO)) ||
aWidgetType == NS_THEME_CHECKBOX_LABEL ||
aWidgetType == NS_THEME_RADIO_LABEL)) {
nsIAtom* atom = nullptr;
if (IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL)) {
if (aWidgetType == NS_THEME_CHECKBOX_LABEL ||
aWidgetType == NS_THEME_RADIO_LABEL) {
// Adjust stateFrame so GetContentState finds the correct state.
stateFrame = aFrame = aFrame->GetParent()->GetParent();
} else {
// GetContentState knows to look one frame up for radio/checkbox
// widgets, so don't adjust stateFrame here.
aFrame = aFrame->GetParent();
}
if (aWidgetFlags) {
if (!atom) {
atom = (aWidgetType == NS_THEME_CHECKBOX ||
aWidgetType == NS_THEME_CHECKBOX_LABEL) ? nsGkAtoms::checked
: nsGkAtoms::selected;
}
*aWidgetFlags = CheckBooleanAttr(aFrame, atom);
}
} else {
if (aWidgetFlags) {
nsCOMPtr<nsIDOMHTMLInputElement> inputElt(do_QueryInterface(aFrame->GetContent()));
*aWidgetFlags = 0;
if (inputElt) {
bool isHTMLChecked;
inputElt->GetChecked(&isHTMLChecked);
if (isHTMLChecked)
*aWidgetFlags |= MOZ_GTK_WIDGET_CHECKED;
}
if (GetIndeterminate(aFrame))
*aWidgetFlags |= MOZ_GTK_WIDGET_INCONSISTENT;
}
}
} else if (aWidgetType == NS_THEME_TOOLBAR_BUTTON_DROPDOWN ||
aWidgetType == NS_THEME_TREEVIEW_HEADER_SORTARROW ||
aWidgetType == NS_THEME_BUTTON_ARROW_PREVIOUS ||
aWidgetType == NS_THEME_BUTTON_ARROW_NEXT ||
aWidgetType == NS_THEME_BUTTON_ARROW_UP ||
aWidgetType == NS_THEME_BUTTON_ARROW_DOWN) {
// The state of an arrow comes from its parent.
stateFrame = aFrame = aFrame->GetParent();
}
nsEventStates eventState = GetContentState(stateFrame, aWidgetType);
aState->disabled = IsDisabled(aFrame, eventState) || IsReadOnly(aFrame);
aState->active = eventState.HasState(NS_EVENT_STATE_ACTIVE);
aState->focused = eventState.HasState(NS_EVENT_STATE_FOCUS);
aState->inHover = eventState.HasState(NS_EVENT_STATE_HOVER);
aState->isDefault = IsDefaultButton(aFrame);
aState->canDefault = FALSE; // XXX fix me
aState->depressed = FALSE;
if (IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XUL)) {
// For these widget types, some element (either a child or parent)
// actually has element focus, so we check the focused attribute
// to see whether to draw in the focused state.
if (aWidgetType == NS_THEME_NUMBER_INPUT ||
aWidgetType == NS_THEME_TEXTFIELD ||
aWidgetType == NS_THEME_TEXTFIELD_MULTILINE ||
aWidgetType == NS_THEME_DROPDOWN_TEXTFIELD ||
aWidgetType == NS_THEME_SPINNER_TEXTFIELD ||
aWidgetType == NS_THEME_RADIO_CONTAINER ||
aWidgetType == NS_THEME_RADIO_LABEL) {
aState->focused = IsFocused(aFrame);
} else if (aWidgetType == NS_THEME_RADIO ||
aWidgetType == NS_THEME_CHECKBOX) {
// In XUL, checkboxes and radios shouldn't have focus rings, their labels do
aState->focused = FALSE;
}
if (aWidgetType == NS_THEME_SCROLLBAR_THUMB_VERTICAL ||
aWidgetType == NS_THEME_SCROLLBAR_THUMB_HORIZONTAL) {
// for scrollbars we need to go up two to go from the thumb to
// the slider to the actual scrollbar object
nsIFrame *tmpFrame = aFrame->GetParent()->GetParent();
aState->curpos = CheckIntAttr(tmpFrame, nsGkAtoms::curpos, 0);
aState->maxpos = CheckIntAttr(tmpFrame, nsGkAtoms::maxpos, 100);
}
if (aWidgetType == NS_THEME_SCROLLBAR_BUTTON_UP ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_DOWN ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_LEFT ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_RIGHT) {
// set the state to disabled when the scrollbar is scrolled to
// the beginning or the end, depending on the button type.
int32_t curpos = CheckIntAttr(aFrame, nsGkAtoms::curpos, 0);
int32_t maxpos = CheckIntAttr(aFrame, nsGkAtoms::maxpos, 100);
if ((curpos == 0 && (aWidgetType == NS_THEME_SCROLLBAR_BUTTON_UP ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_LEFT)) ||
(curpos == maxpos &&
(aWidgetType == NS_THEME_SCROLLBAR_BUTTON_DOWN ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_RIGHT)))
aState->disabled = true;
// In order to simulate native GTK scrollbar click behavior,
// we set the active attribute on the element to true if it's
// pressed with any mouse button.
// This allows us to show that it's active without setting :active
else if (CheckBooleanAttr(aFrame, nsGkAtoms::active))
aState->active = true;
if (aWidgetFlags) {
*aWidgetFlags = GetScrollbarButtonType(aFrame);
if (aWidgetType - NS_THEME_SCROLLBAR_BUTTON_UP < 2)
*aWidgetFlags |= MOZ_GTK_STEPPER_VERTICAL;
}
}
// menu item state is determined by the attribute "_moz-menuactive",
// and not by the mouse hovering (accessibility). as a special case,
// menus which are children of a menu bar are only marked as prelight
// if they are open, not on normal hover.
if (aWidgetType == NS_THEME_MENUITEM ||
aWidgetType == NS_THEME_CHECKMENUITEM ||
aWidgetType == NS_THEME_RADIOMENUITEM ||
aWidgetType == NS_THEME_MENUSEPARATOR ||
aWidgetType == NS_THEME_MENUARROW) {
bool isTopLevel = false;
nsMenuFrame *menuFrame = do_QueryFrame(aFrame);
if (menuFrame) {
isTopLevel = menuFrame->IsOnMenuBar();
}
if (isTopLevel) {
aState->inHover = menuFrame->IsOpen();
*aWidgetFlags |= MOZ_TOPLEVEL_MENU_ITEM;
} else {
aState->inHover = CheckBooleanAttr(aFrame, nsGkAtoms::menuactive);
*aWidgetFlags &= ~MOZ_TOPLEVEL_MENU_ITEM;
}
aState->active = FALSE;
if (aWidgetType == NS_THEME_CHECKMENUITEM ||
aWidgetType == NS_THEME_RADIOMENUITEM) {
*aWidgetFlags = 0;
if (aFrame && aFrame->GetContent()) {
*aWidgetFlags = aFrame->GetContent()->
AttrValueIs(kNameSpaceID_None, nsGkAtoms::checked,
nsGkAtoms::_true, eIgnoreCase);
}
}
}
// A button with drop down menu open or an activated toggle button
// should always appear depressed.
if (aWidgetType == NS_THEME_BUTTON ||
aWidgetType == NS_THEME_TOOLBAR_BUTTON ||
aWidgetType == NS_THEME_TOOLBAR_DUAL_BUTTON ||
aWidgetType == NS_THEME_TOOLBAR_BUTTON_DROPDOWN ||
aWidgetType == NS_THEME_DROPDOWN ||
aWidgetType == NS_THEME_DROPDOWN_BUTTON) {
bool menuOpen = IsOpenButton(aFrame);
aState->depressed = IsCheckedButton(aFrame) || menuOpen;
// we must not highlight buttons with open drop down menus on hover.
aState->inHover = aState->inHover && !menuOpen;
}
// When the input field of the drop down button has focus, some themes
// should draw focus for the drop down button as well.
if (aWidgetType == NS_THEME_DROPDOWN_BUTTON && aWidgetFlags) {
*aWidgetFlags = CheckBooleanAttr(aFrame, nsGkAtoms::parentfocused);
}
}
}
}
switch (aWidgetType) {
case NS_THEME_BUTTON:
case NS_THEME_TOOLBAR_BUTTON:
case NS_THEME_TOOLBAR_DUAL_BUTTON:
if (aWidgetFlags)
*aWidgetFlags = (aWidgetType == NS_THEME_BUTTON) ? GTK_RELIEF_NORMAL : GTK_RELIEF_NONE;
aGtkWidgetType = MOZ_GTK_BUTTON;
break;
case NS_THEME_CHECKBOX:
case NS_THEME_RADIO:
aGtkWidgetType = (aWidgetType == NS_THEME_RADIO) ? MOZ_GTK_RADIOBUTTON : MOZ_GTK_CHECKBUTTON;
break;
case NS_THEME_SCROLLBAR_BUTTON_UP:
case NS_THEME_SCROLLBAR_BUTTON_DOWN:
case NS_THEME_SCROLLBAR_BUTTON_LEFT:
case NS_THEME_SCROLLBAR_BUTTON_RIGHT:
aGtkWidgetType = MOZ_GTK_SCROLLBAR_BUTTON;
break;
case NS_THEME_SCROLLBAR_TRACK_VERTICAL:
aGtkWidgetType = MOZ_GTK_SCROLLBAR_TRACK_VERTICAL;
break;
case NS_THEME_SCROLLBAR_TRACK_HORIZONTAL:
aGtkWidgetType = MOZ_GTK_SCROLLBAR_TRACK_HORIZONTAL;
break;
case NS_THEME_SCROLLBAR_THUMB_VERTICAL:
aGtkWidgetType = MOZ_GTK_SCROLLBAR_THUMB_VERTICAL;
break;
case NS_THEME_SCROLLBAR_THUMB_HORIZONTAL:
aGtkWidgetType = MOZ_GTK_SCROLLBAR_THUMB_HORIZONTAL;
break;
case NS_THEME_SPINNER:
aGtkWidgetType = MOZ_GTK_SPINBUTTON;
break;
case NS_THEME_SPINNER_UP_BUTTON:
aGtkWidgetType = MOZ_GTK_SPINBUTTON_UP;
break;
case NS_THEME_SPINNER_DOWN_BUTTON:
aGtkWidgetType = MOZ_GTK_SPINBUTTON_DOWN;
break;
case NS_THEME_SPINNER_TEXTFIELD:
aGtkWidgetType = MOZ_GTK_SPINBUTTON_ENTRY;
break;
case NS_THEME_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 NS_THEME_RANGE_THUMB:
{
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 NS_THEME_SCALE_HORIZONTAL:
if (aWidgetFlags)
*aWidgetFlags = GTK_ORIENTATION_HORIZONTAL;
aGtkWidgetType = MOZ_GTK_SCALE_HORIZONTAL;
break;
case NS_THEME_SCALE_THUMB_HORIZONTAL:
if (aWidgetFlags)
*aWidgetFlags = GTK_ORIENTATION_HORIZONTAL;
aGtkWidgetType = MOZ_GTK_SCALE_THUMB_HORIZONTAL;
break;
case NS_THEME_SCALE_VERTICAL:
if (aWidgetFlags)
*aWidgetFlags = GTK_ORIENTATION_VERTICAL;
aGtkWidgetType = MOZ_GTK_SCALE_VERTICAL;
break;
case NS_THEME_TOOLBAR_SEPARATOR:
aGtkWidgetType = MOZ_GTK_TOOLBAR_SEPARATOR;
break;
case NS_THEME_SCALE_THUMB_VERTICAL:
if (aWidgetFlags)
*aWidgetFlags = GTK_ORIENTATION_VERTICAL;
aGtkWidgetType = MOZ_GTK_SCALE_THUMB_VERTICAL;
break;
case NS_THEME_TOOLBAR_GRIPPER:
aGtkWidgetType = MOZ_GTK_GRIPPER;
break;
case NS_THEME_RESIZER:
aGtkWidgetType = MOZ_GTK_RESIZER;
break;
case NS_THEME_NUMBER_INPUT:
case NS_THEME_TEXTFIELD:
case NS_THEME_TEXTFIELD_MULTILINE:
aGtkWidgetType = MOZ_GTK_ENTRY;
break;
case NS_THEME_LISTBOX:
case NS_THEME_TREEVIEW:
aGtkWidgetType = MOZ_GTK_TREEVIEW;
break;
case NS_THEME_TREEVIEW_HEADER_CELL:
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 NS_THEME_TREEVIEW_HEADER_SORTARROW:
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 NS_THEME_TREEVIEW_TWISTY:
aGtkWidgetType = MOZ_GTK_TREEVIEW_EXPANDER;
if (aWidgetFlags)
*aWidgetFlags = GTK_EXPANDER_COLLAPSED;
break;
case NS_THEME_TREEVIEW_TWISTY_OPEN:
aGtkWidgetType = MOZ_GTK_TREEVIEW_EXPANDER;
if (aWidgetFlags)
*aWidgetFlags = GTK_EXPANDER_EXPANDED;
break;
case NS_THEME_DROPDOWN:
aGtkWidgetType = MOZ_GTK_DROPDOWN;
if (aWidgetFlags)
*aWidgetFlags = IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XHTML);
break;
case NS_THEME_DROPDOWN_TEXT:
return false; // nothing to do, but prevents the bg from being drawn
case NS_THEME_DROPDOWN_TEXTFIELD:
aGtkWidgetType = MOZ_GTK_DROPDOWN_ENTRY;
break;
case NS_THEME_DROPDOWN_BUTTON:
aGtkWidgetType = MOZ_GTK_DROPDOWN_ARROW;
break;
case NS_THEME_TOOLBAR_BUTTON_DROPDOWN:
case NS_THEME_BUTTON_ARROW_DOWN:
case NS_THEME_BUTTON_ARROW_UP:
case NS_THEME_BUTTON_ARROW_NEXT:
case NS_THEME_BUTTON_ARROW_PREVIOUS:
aGtkWidgetType = MOZ_GTK_TOOLBARBUTTON_ARROW;
if (aWidgetFlags) {
*aWidgetFlags = GTK_ARROW_DOWN;
if (aWidgetType == NS_THEME_BUTTON_ARROW_UP)
*aWidgetFlags = GTK_ARROW_UP;
else if (aWidgetType == NS_THEME_BUTTON_ARROW_NEXT)
*aWidgetFlags = GTK_ARROW_RIGHT;
else if (aWidgetType == NS_THEME_BUTTON_ARROW_PREVIOUS)
*aWidgetFlags = GTK_ARROW_LEFT;
}
break;
case NS_THEME_CHECKBOX_CONTAINER:
aGtkWidgetType = MOZ_GTK_CHECKBUTTON_CONTAINER;
break;
case NS_THEME_RADIO_CONTAINER:
aGtkWidgetType = MOZ_GTK_RADIOBUTTON_CONTAINER;
break;
case NS_THEME_CHECKBOX_LABEL:
aGtkWidgetType = MOZ_GTK_CHECKBUTTON_LABEL;
break;
case NS_THEME_RADIO_LABEL:
aGtkWidgetType = MOZ_GTK_RADIOBUTTON_LABEL;
break;
case NS_THEME_TOOLBAR:
aGtkWidgetType = MOZ_GTK_TOOLBAR;
break;
case NS_THEME_TOOLTIP:
aGtkWidgetType = MOZ_GTK_TOOLTIP;
break;
case NS_THEME_STATUSBAR_PANEL:
case NS_THEME_STATUSBAR_RESIZER_PANEL:
aGtkWidgetType = MOZ_GTK_FRAME;
break;
case NS_THEME_PROGRESSBAR:
case NS_THEME_PROGRESSBAR_VERTICAL:
aGtkWidgetType = MOZ_GTK_PROGRESSBAR;
break;
case NS_THEME_PROGRESSBAR_CHUNK:
case NS_THEME_PROGRESSBAR_CHUNK_VERTICAL:
{
nsIFrame* stateFrame = aFrame->GetParent();
nsEventStates eventStates = GetContentState(stateFrame, aWidgetType);
aGtkWidgetType = IsIndeterminateProgress(stateFrame, eventStates)
? (stateFrame->StyleDisplay()->mOrient == NS_STYLE_ORIENT_VERTICAL)
? MOZ_GTK_PROGRESS_CHUNK_VERTICAL_INDETERMINATE
: MOZ_GTK_PROGRESS_CHUNK_INDETERMINATE
: MOZ_GTK_PROGRESS_CHUNK;
}
break;
case NS_THEME_TAB_SCROLLARROW_BACK:
case NS_THEME_TAB_SCROLLARROW_FORWARD:
if (aWidgetFlags)
*aWidgetFlags = aWidgetType == NS_THEME_TAB_SCROLLARROW_BACK ?
GTK_ARROW_LEFT : GTK_ARROW_RIGHT;
aGtkWidgetType = MOZ_GTK_TAB_SCROLLARROW;
break;
case NS_THEME_TAB_PANELS:
aGtkWidgetType = MOZ_GTK_TABPANELS;
break;
case NS_THEME_TAB:
{
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). */
if (IsBottomTab(aFrame)) {
*aWidgetFlags = MOZ_GTK_TAB_BOTTOM;
} else {
*aWidgetFlags = 0;
}
*aWidgetFlags |= GetTabMarginPixels(aFrame);
if (IsSelectedTab(aFrame))
*aWidgetFlags |= MOZ_GTK_TAB_SELECTED;
if (IsFirstTab(aFrame))
*aWidgetFlags |= MOZ_GTK_TAB_FIRST;
}
aGtkWidgetType = MOZ_GTK_TAB;
}
break;
case NS_THEME_SPLITTER:
if (IsHorizontal(aFrame))
aGtkWidgetType = MOZ_GTK_SPLITTER_VERTICAL;
else
aGtkWidgetType = MOZ_GTK_SPLITTER_HORIZONTAL;
break;
case NS_THEME_MENUBAR:
aGtkWidgetType = MOZ_GTK_MENUBAR;
break;
case NS_THEME_MENUPOPUP:
aGtkWidgetType = MOZ_GTK_MENUPOPUP;
break;
case NS_THEME_MENUITEM:
aGtkWidgetType = MOZ_GTK_MENUITEM;
break;
case NS_THEME_MENUSEPARATOR:
aGtkWidgetType = MOZ_GTK_MENUSEPARATOR;
break;
case NS_THEME_MENUARROW:
aGtkWidgetType = MOZ_GTK_MENUARROW;
break;
case NS_THEME_CHECKMENUITEM:
aGtkWidgetType = MOZ_GTK_CHECKMENUITEM;
break;
case NS_THEME_RADIOMENUITEM:
aGtkWidgetType = MOZ_GTK_RADIOMENUITEM;
break;
case NS_THEME_WINDOW:
case NS_THEME_DIALOG:
aGtkWidgetType = MOZ_GTK_WINDOW;
break;
default:
return false;
}
return true;
}
#if (MOZ_WIDGET_GTK == 2)
class ThemeRenderer : public gfxGdkNativeRenderer {
public:
ThemeRenderer(GtkWidgetState aState, GtkThemeWidgetType aGTKWidgetType,
gint aFlags, GtkTextDirection aDirection,
const GdkRectangle& aGDKRect, const GdkRectangle& aGDKClip)
: mState(aState), mGTKWidgetType(aGTKWidgetType), mFlags(aFlags),
mDirection(aDirection), mGDKRect(aGDKRect), mGDKClip(aGDKClip) {}
nsresult DrawWithGDK(GdkDrawable * drawable, gint offsetX, gint offsetY,
GdkRectangle * clipRects, uint32_t numClipRects);
private:
GtkWidgetState mState;
GtkThemeWidgetType mGTKWidgetType;
gint mFlags;
GtkTextDirection mDirection;
const GdkRectangle& mGDKRect;
const GdkRectangle& mGDKClip;
};
nsresult
ThemeRenderer::DrawWithGDK(GdkDrawable * drawable, gint offsetX,
gint offsetY, GdkRectangle * clipRects, uint32_t numClipRects)
{
GdkRectangle gdk_rect = mGDKRect;
gdk_rect.x += offsetX;
gdk_rect.y += offsetY;
GdkRectangle gdk_clip = mGDKClip;
gdk_clip.x += offsetX;
gdk_clip.y += offsetY;
GdkRectangle surfaceRect;
surfaceRect.x = 0;
surfaceRect.y = 0;
gdk_drawable_get_size(drawable, &surfaceRect.width, &surfaceRect.height);
gdk_rectangle_intersect(&gdk_clip, &surfaceRect, &gdk_clip);
NS_ASSERTION(numClipRects == 0, "We don't support clipping!!!");
moz_gtk_widget_paint(mGTKWidgetType, drawable, &gdk_rect, &gdk_clip,
&mState, mFlags, mDirection);
return NS_OK;
}
#endif
bool
nsNativeThemeGTK::GetExtraSizeForWidget(nsIFrame* aFrame, uint8_t aWidgetType,
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 (aWidgetType) {
case NS_THEME_SCROLLBAR_THUMB_VERTICAL:
aExtra->top = aExtra->bottom = 1;
return true;
case NS_THEME_SCROLLBAR_THUMB_HORIZONTAL:
aExtra->left = aExtra->right = 1;
return true;
// Include the indicator spacing (the padding around the control).
case NS_THEME_CHECKBOX:
case NS_THEME_RADIO:
{
gint indicator_size, indicator_spacing;
if (aWidgetType == NS_THEME_CHECKBOX) {
moz_gtk_checkbox_get_metrics(&indicator_size, &indicator_spacing);
} else {
moz_gtk_radio_get_metrics(&indicator_size, &indicator_spacing);
}
aExtra->top = indicator_spacing;
aExtra->right = indicator_spacing;
aExtra->bottom = indicator_spacing;
aExtra->left = indicator_spacing;
return true;
}
case NS_THEME_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;
return true;
}
}
case NS_THEME_TAB :
{
if (!IsSelectedTab(aFrame))
return false;
gint gap_height = moz_gtk_get_tab_thickness();
int32_t extra = gap_height - GetTabMarginPixels(aFrame);
if (extra <= 0)
return false;
if (IsBottomTab(aFrame)) {
aExtra->top = extra;
} else {
aExtra->bottom = extra;
}
}
default:
return false;
}
}
NS_IMETHODIMP
nsNativeThemeGTK::DrawWidgetBackground(nsRenderingContext* aContext,
nsIFrame* aFrame,
uint8_t aWidgetType,
const nsRect& aRect,
const nsRect& aDirtyRect)
{
GtkWidgetState state;
GtkThemeWidgetType gtkWidgetType;
GtkTextDirection direction = GetTextDirection(aFrame);
gint flags;
if (!GetGtkWidgetAndState(aWidgetType, aFrame, gtkWidgetType, &state,
&flags))
return NS_OK;
gfxContext* ctx = aContext->ThebesContext();
nsPresContext *presContext = aFrame->PresContext();
gfxRect rect = presContext->AppUnitsToGfxUnits(aRect);
gfxRect dirtyRect = presContext->AppUnitsToGfxUnits(aDirtyRect);
// 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 snapXY = ctx->UserToDevicePixelSnapped(rect);
if (snapXY) {
// 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, aWidgetType, &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;
// gdk rectangles are wrt the drawing rect.
GdkRectangle gdk_rect = {-drawingRect.x, -drawingRect.y,
widgetRect.width, widgetRect.height};
// translate everything so (0,0) is the top left of the drawingRect
gfxContextAutoSaveRestore autoSR(ctx);
if (snapXY) {
// Rects are in device coords.
ctx->IdentityMatrix();
}
ctx->Translate(rect.TopLeft() + gfxPoint(drawingRect.x, drawingRect.y));
NS_ASSERTION(!IsWidgetTypeDisabled(mDisabledWidgetTypes, aWidgetType),
"Trying to render an unsafe widget!");
bool safeState = IsWidgetStateSafe(mSafeWidgetStates, aWidgetType, &state);
if (!safeState) {
gLastGdkError = 0;
gdk_error_trap_push ();
}
#if (MOZ_WIDGET_GTK == 2)
// The gdk_clip is just advisory here, meaning "you don't
// need to draw outside this rect if you don't feel like it!"
GdkRectangle gdk_clip = {0, 0, drawingRect.width, drawingRect.height};
ThemeRenderer renderer(state, gtkWidgetType, flags, direction,
gdk_rect, gdk_clip);
// Some themes (e.g. Clearlooks) just don't clip properly to any
// clip rect we provide, so we cannot advertise support for clipping within
// the widget bounds.
uint32_t rendererFlags = 0;
if (GetWidgetTransparency(aFrame, aWidgetType) == eOpaque) {
rendererFlags |= gfxGdkNativeRenderer::DRAW_IS_OPAQUE;
}
// GtkStyles (used by the widget drawing backend) are created for a
// particular colormap/visual.
GdkColormap* colormap = moz_gtk_widget_get_colormap();
renderer.Draw(ctx, drawingRect.Size(), rendererFlags, colormap);
#else
moz_gtk_widget_paint(gtkWidgetType, ctx->GetCairo(), &gdk_rect,
&state, flags, direction);
#endif
if (!safeState) {
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",
aWidgetType, gLastGdkError, state.active, state.focused,
state.inHover, state.disabled);
#endif
NS_WARNING("GTK theme failed; disabling unsafe widget");
SetWidgetTypeDisabled(mDisabledWidgetTypes, aWidgetType);
// 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, aWidgetType, &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;
}
NS_IMETHODIMP
nsNativeThemeGTK::GetWidgetBorder(nsDeviceContext* aContext, nsIFrame* aFrame,
uint8_t aWidgetType, nsIntMargin* aResult)
{
GtkTextDirection direction = GetTextDirection(aFrame);
aResult->top = aResult->left = aResult->right = aResult->bottom = 0;
switch (aWidgetType) {
case NS_THEME_SCROLLBAR_TRACK_VERTICAL:
case NS_THEME_SCROLLBAR_TRACK_HORIZONTAL:
{
MozGtkScrollbarMetrics metrics;
moz_gtk_get_scrollbar_metrics(&metrics);
aResult->top = aResult->left = aResult->right = aResult->bottom = metrics.trough_border;
}
break;
case NS_THEME_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 NS_THEME_TOOLBAR_DUAL_BUTTON:
// 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 NS_THEME_TAB:
// Top tabs have no bottom border, bottom tabs have no top border
moz_gtk_get_widget_border(MOZ_GTK_TAB, &aResult->left, &aResult->top,
&aResult->right, &aResult->bottom, direction,
FALSE);
if (IsBottomTab(aFrame))
aResult->top = 0;
else
aResult->bottom = 0;
break;
case NS_THEME_MENUITEM:
case NS_THEME_CHECKMENUITEM:
case NS_THEME_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;
default:
{
GtkThemeWidgetType gtkWidgetType;
if (GetGtkWidgetAndState(aWidgetType, aFrame, gtkWidgetType, nullptr,
nullptr)) {
moz_gtk_get_widget_border(gtkWidgetType, &aResult->left, &aResult->top,
&aResult->right, &aResult->bottom, direction,
IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XHTML));
}
}
}
return NS_OK;
}
bool
nsNativeThemeGTK::GetWidgetPadding(nsDeviceContext* aContext,
nsIFrame* aFrame, uint8_t aWidgetType,
nsIntMargin* aResult)
{
switch (aWidgetType) {
case NS_THEME_BUTTON_FOCUS:
case NS_THEME_TOOLBAR_BUTTON:
case NS_THEME_TOOLBAR_DUAL_BUTTON:
case NS_THEME_TAB_SCROLLARROW_BACK:
case NS_THEME_TAB_SCROLLARROW_FORWARD:
case NS_THEME_DROPDOWN_BUTTON:
case NS_THEME_TOOLBAR_BUTTON_DROPDOWN:
case NS_THEME_BUTTON_ARROW_UP:
case NS_THEME_BUTTON_ARROW_DOWN:
case NS_THEME_BUTTON_ARROW_NEXT:
case NS_THEME_BUTTON_ARROW_PREVIOUS:
case NS_THEME_RANGE_THUMB:
// Radios and checkboxes return a fixed size in GetMinimumWidgetSize
// and have a meaningful baseline, so they can't have
// author-specified padding.
case NS_THEME_CHECKBOX:
case NS_THEME_RADIO:
aResult->SizeTo(0, 0, 0, 0);
return true;
case NS_THEME_MENUITEM:
case NS_THEME_CHECKMENUITEM:
case NS_THEME_RADIOMENUITEM:
{
// Menubar and menulist have their padding specified in CSS.
if (!IsRegularMenuItem(aFrame))
return false;
aResult->SizeTo(0, 0, 0, 0);
GtkThemeWidgetType gtkWidgetType;
if (GetGtkWidgetAndState(aWidgetType, aFrame, gtkWidgetType, nullptr,
nullptr)) {
moz_gtk_get_widget_border(gtkWidgetType, &aResult->left, &aResult->top,
&aResult->right, &aResult->bottom, GetTextDirection(aFrame),
IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XHTML));
}
gint horizontal_padding;
if (aWidgetType == NS_THEME_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;
return true;
}
}
return false;
}
bool
nsNativeThemeGTK::GetWidgetOverflow(nsDeviceContext* aContext,
nsIFrame* aFrame, uint8_t aWidgetType,
nsRect* aOverflowRect)
{
nsIntMargin extraSize;
if (!GetExtraSizeForWidget(aFrame, aWidgetType, &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(nsRenderingContext* aContext,
nsIFrame* aFrame, uint8_t aWidgetType,
nsIntSize* aResult, bool* aIsOverridable)
{
aResult->width = aResult->height = 0;
*aIsOverridable = true;
switch (aWidgetType) {
case NS_THEME_SCROLLBAR_BUTTON_UP:
case NS_THEME_SCROLLBAR_BUTTON_DOWN:
{
MozGtkScrollbarMetrics metrics;
moz_gtk_get_scrollbar_metrics(&metrics);
aResult->width = metrics.slider_width;
aResult->height = metrics.stepper_size;
*aIsOverridable = false;
}
break;
case NS_THEME_SCROLLBAR_BUTTON_LEFT:
case NS_THEME_SCROLLBAR_BUTTON_RIGHT:
{
MozGtkScrollbarMetrics metrics;
moz_gtk_get_scrollbar_metrics(&metrics);
aResult->width = metrics.stepper_size;
aResult->height = metrics.slider_width;
*aIsOverridable = false;
}
break;
case NS_THEME_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 NS_THEME_SCROLLBAR_TRACK_HORIZONTAL:
case NS_THEME_SCROLLBAR_TRACK_VERTICAL:
{
/* 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. */
MozGtkScrollbarMetrics metrics;
moz_gtk_get_scrollbar_metrics(&metrics);
if (aWidgetType == NS_THEME_SCROLLBAR_TRACK_VERTICAL)
aResult->width = metrics.slider_width + 2 * metrics.trough_border;
else
aResult->height = metrics.slider_width + 2 * metrics.trough_border;
*aIsOverridable = false;
}
break;
case NS_THEME_SCROLLBAR_THUMB_VERTICAL:
case NS_THEME_SCROLLBAR_THUMB_HORIZONTAL:
{
MozGtkScrollbarMetrics metrics;
moz_gtk_get_scrollbar_metrics(&metrics);
nsRect rect = aFrame->GetParent()->GetRect();
int32_t p2a = aFrame->PresContext()->DeviceContext()->
AppUnitsPerDevPixel();
nsMargin margin;
/* Get the available space, if that is smaller then the minimum size,
* adjust the mininum size to fit into it.
* Setting aIsOverridable to true has no effect for thumbs. */
aFrame->GetMargin(margin);
rect.Deflate(margin);
aFrame->GetParent()->GetBorderAndPadding(margin);
rect.Deflate(margin);
if (aWidgetType == NS_THEME_SCROLLBAR_THUMB_VERTICAL) {
aResult->width = metrics.slider_width;
aResult->height = std::min(NSAppUnitsToIntPixels(rect.height, p2a),
metrics.min_slider_size);
} else {
aResult->height = metrics.slider_width;
aResult->width = std::min(NSAppUnitsToIntPixels(rect.width, p2a),
metrics.min_slider_size);
}
*aIsOverridable = false;
}
break;
case NS_THEME_RANGE_THUMB:
{
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 NS_THEME_SCALE_THUMB_HORIZONTAL:
case NS_THEME_SCALE_THUMB_VERTICAL:
{
gint thumb_length, thumb_height;
if (aWidgetType == NS_THEME_SCALE_THUMB_VERTICAL) {
moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_VERTICAL, &thumb_length, &thumb_height);
aResult->width = thumb_height;
aResult->height = thumb_length;
} else {
moz_gtk_get_scalethumb_metrics(GTK_ORIENTATION_HORIZONTAL, &thumb_length, &thumb_height);
aResult->width = thumb_length;
aResult->height = thumb_height;
}
*aIsOverridable = false;
}
break;
case NS_THEME_TAB_SCROLLARROW_BACK:
case NS_THEME_TAB_SCROLLARROW_FORWARD:
{
moz_gtk_get_tab_scroll_arrow_size(&aResult->width, &aResult->height);
*aIsOverridable = false;
}
break;
case NS_THEME_DROPDOWN_BUTTON:
{
moz_gtk_get_combo_box_entry_button_size(&aResult->width,
&aResult->height);
*aIsOverridable = false;
}
break;
case NS_THEME_MENUSEPARATOR:
{
gint separator_height;
moz_gtk_get_menu_separator_height(&separator_height);
aResult->height = separator_height;
*aIsOverridable = false;
}
break;
case NS_THEME_CHECKBOX:
case NS_THEME_RADIO:
{
gint indicator_size, indicator_spacing;
if (aWidgetType == NS_THEME_CHECKBOX) {
moz_gtk_checkbox_get_metrics(&indicator_size, &indicator_spacing);
} else {
moz_gtk_radio_get_metrics(&indicator_size, &indicator_spacing);
}
// Include space for the indicator and the padding around it.
aResult->width = indicator_size;
aResult->height = indicator_size;
}
break;
case NS_THEME_TOOLBAR_BUTTON_DROPDOWN:
case NS_THEME_BUTTON_ARROW_UP:
case NS_THEME_BUTTON_ARROW_DOWN:
case NS_THEME_BUTTON_ARROW_NEXT:
case NS_THEME_BUTTON_ARROW_PREVIOUS:
{
moz_gtk_get_arrow_size(&aResult->width, &aResult->height);
*aIsOverridable = false;
}
break;
case NS_THEME_CHECKBOX_CONTAINER:
case NS_THEME_RADIO_CONTAINER:
case NS_THEME_CHECKBOX_LABEL:
case NS_THEME_RADIO_LABEL:
case NS_THEME_BUTTON:
case NS_THEME_DROPDOWN:
case NS_THEME_TOOLBAR_BUTTON:
case NS_THEME_TREEVIEW_HEADER_CELL:
{
// Just include our border, and let the box code augment the size.
nsIntMargin border;
nsNativeThemeGTK::GetWidgetBorder(aContext->DeviceContext(),
aFrame, aWidgetType, &border);
aResult->width = border.left + border.right;
aResult->height = border.top + border.bottom;
}
break;
case NS_THEME_TOOLBAR_SEPARATOR:
{
gint separator_width;
moz_gtk_get_toolbar_separator_width(&separator_width);
aResult->width = separator_width;
}
break;
case NS_THEME_SPINNER:
// hard code these sizes
aResult->width = 14;
aResult->height = 26;
break;
case NS_THEME_TREEVIEW_HEADER_SORTARROW:
case NS_THEME_SPINNER_UP_BUTTON:
case NS_THEME_SPINNER_DOWN_BUTTON:
// hard code these sizes
aResult->width = 14;
aResult->height = 13;
break;
case NS_THEME_RESIZER:
// same as Windows to make our lives easier
aResult->width = aResult->height = 15;
*aIsOverridable = false;
break;
case NS_THEME_TREEVIEW_TWISTY:
case NS_THEME_TREEVIEW_TWISTY_OPEN:
{
gint expander_size;
moz_gtk_get_treeview_expander_size(&expander_size);
aResult->width = aResult->height = expander_size;
*aIsOverridable = false;
}
break;
}
return NS_OK;
}
NS_IMETHODIMP
nsNativeThemeGTK::WidgetStateChanged(nsIFrame* aFrame, uint8_t aWidgetType,
nsIAtom* aAttribute, bool* aShouldRepaint)
{
// Some widget types just never change state.
if (aWidgetType == NS_THEME_TOOLBOX ||
aWidgetType == NS_THEME_TOOLBAR ||
aWidgetType == NS_THEME_STATUSBAR ||
aWidgetType == NS_THEME_STATUSBAR_PANEL ||
aWidgetType == NS_THEME_STATUSBAR_RESIZER_PANEL ||
aWidgetType == NS_THEME_PROGRESSBAR_CHUNK ||
aWidgetType == NS_THEME_PROGRESSBAR_CHUNK_VERTICAL ||
aWidgetType == NS_THEME_PROGRESSBAR ||
aWidgetType == NS_THEME_PROGRESSBAR_VERTICAL ||
aWidgetType == NS_THEME_MENUBAR ||
aWidgetType == NS_THEME_MENUPOPUP ||
aWidgetType == NS_THEME_TOOLTIP ||
aWidgetType == NS_THEME_MENUSEPARATOR ||
aWidgetType == NS_THEME_WINDOW ||
aWidgetType == NS_THEME_DIALOG) {
*aShouldRepaint = false;
return NS_OK;
}
if ((aWidgetType == NS_THEME_SCROLLBAR_BUTTON_UP ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_DOWN ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_LEFT ||
aWidgetType == NS_THEME_SCROLLBAR_BUTTON_RIGHT) &&
(aAttribute == nsGkAtoms::curpos ||
aAttribute == nsGkAtoms::maxpos)) {
*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::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));
return NS_OK;
}
NS_IMETHODIMP_(bool)
nsNativeThemeGTK::ThemeSupportsWidget(nsPresContext* aPresContext,
nsIFrame* aFrame,
uint8_t aWidgetType)
{
if (IsWidgetTypeDisabled(mDisabledWidgetTypes, aWidgetType))
return false;
switch (aWidgetType) {
case NS_THEME_BUTTON:
case NS_THEME_BUTTON_FOCUS:
case NS_THEME_RADIO:
case NS_THEME_CHECKBOX:
case NS_THEME_TOOLBOX: // N/A
case NS_THEME_TOOLBAR:
case NS_THEME_TOOLBAR_BUTTON:
case NS_THEME_TOOLBAR_DUAL_BUTTON: // so we can override the border with 0
case NS_THEME_TOOLBAR_BUTTON_DROPDOWN:
case NS_THEME_BUTTON_ARROW_UP:
case NS_THEME_BUTTON_ARROW_DOWN:
case NS_THEME_BUTTON_ARROW_NEXT:
case NS_THEME_BUTTON_ARROW_PREVIOUS:
case NS_THEME_TOOLBAR_SEPARATOR:
case NS_THEME_TOOLBAR_GRIPPER:
case NS_THEME_STATUSBAR:
case NS_THEME_STATUSBAR_PANEL:
case NS_THEME_STATUSBAR_RESIZER_PANEL:
case NS_THEME_RESIZER:
case NS_THEME_LISTBOX:
// case NS_THEME_LISTBOX_LISTITEM:
case NS_THEME_TREEVIEW:
// case NS_THEME_TREEVIEW_TREEITEM:
case NS_THEME_TREEVIEW_TWISTY:
// case NS_THEME_TREEVIEW_LINE:
// case NS_THEME_TREEVIEW_HEADER:
case NS_THEME_TREEVIEW_HEADER_CELL:
case NS_THEME_TREEVIEW_HEADER_SORTARROW:
case NS_THEME_TREEVIEW_TWISTY_OPEN:
case NS_THEME_PROGRESSBAR:
case NS_THEME_PROGRESSBAR_CHUNK:
case NS_THEME_PROGRESSBAR_VERTICAL:
case NS_THEME_PROGRESSBAR_CHUNK_VERTICAL:
case NS_THEME_TAB:
// case NS_THEME_TAB_PANEL:
case NS_THEME_TAB_PANELS:
case NS_THEME_TAB_SCROLLARROW_BACK:
case NS_THEME_TAB_SCROLLARROW_FORWARD:
case NS_THEME_TOOLTIP:
case NS_THEME_SPINNER:
case NS_THEME_SPINNER_UP_BUTTON:
case NS_THEME_SPINNER_DOWN_BUTTON:
case NS_THEME_SPINNER_TEXTFIELD:
// case NS_THEME_SCROLLBAR: (n/a for gtk)
// case NS_THEME_SCROLLBAR_SMALL: (n/a for gtk)
case NS_THEME_SCROLLBAR_BUTTON_UP:
case NS_THEME_SCROLLBAR_BUTTON_DOWN:
case NS_THEME_SCROLLBAR_BUTTON_LEFT:
case NS_THEME_SCROLLBAR_BUTTON_RIGHT:
case NS_THEME_SCROLLBAR_TRACK_HORIZONTAL:
case NS_THEME_SCROLLBAR_TRACK_VERTICAL:
case NS_THEME_SCROLLBAR_THUMB_HORIZONTAL:
case NS_THEME_SCROLLBAR_THUMB_VERTICAL:
case NS_THEME_NUMBER_INPUT:
case NS_THEME_TEXTFIELD:
case NS_THEME_TEXTFIELD_MULTILINE:
case NS_THEME_DROPDOWN_TEXTFIELD:
case NS_THEME_RANGE:
case NS_THEME_RANGE_THUMB:
case NS_THEME_SCALE_HORIZONTAL:
case NS_THEME_SCALE_THUMB_HORIZONTAL:
case NS_THEME_SCALE_VERTICAL:
case NS_THEME_SCALE_THUMB_VERTICAL:
// case NS_THEME_SCALE_THUMB_START:
// case NS_THEME_SCALE_THUMB_END:
// case NS_THEME_SCALE_TICK:
case NS_THEME_CHECKBOX_CONTAINER:
case NS_THEME_RADIO_CONTAINER:
case NS_THEME_CHECKBOX_LABEL:
case NS_THEME_RADIO_LABEL:
case NS_THEME_MENUBAR:
case NS_THEME_MENUPOPUP:
case NS_THEME_MENUITEM:
case NS_THEME_MENUARROW:
case NS_THEME_MENUSEPARATOR:
case NS_THEME_CHECKMENUITEM:
case NS_THEME_RADIOMENUITEM:
case NS_THEME_SPLITTER:
case NS_THEME_WINDOW:
case NS_THEME_DIALOG:
case NS_THEME_DROPDOWN:
case NS_THEME_DROPDOWN_TEXT:
return !IsWidgetStyled(aPresContext, aFrame, aWidgetType);
case NS_THEME_DROPDOWN_BUTTON:
// "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, aWidgetType);
}
return false;
}
NS_IMETHODIMP_(bool)
nsNativeThemeGTK::WidgetIsContainer(uint8_t aWidgetType)
{
// XXXdwh At some point flesh all of this out.
if (aWidgetType == NS_THEME_DROPDOWN_BUTTON ||
aWidgetType == NS_THEME_RADIO ||
aWidgetType == NS_THEME_RANGE_THUMB ||
aWidgetType == NS_THEME_CHECKBOX ||
aWidgetType == NS_THEME_TAB_SCROLLARROW_BACK ||
aWidgetType == NS_THEME_TAB_SCROLLARROW_FORWARD ||
aWidgetType == NS_THEME_BUTTON_ARROW_UP ||
aWidgetType == NS_THEME_BUTTON_ARROW_DOWN ||
aWidgetType == NS_THEME_BUTTON_ARROW_NEXT ||
aWidgetType == NS_THEME_BUTTON_ARROW_PREVIOUS)
return false;
return true;
}
bool
nsNativeThemeGTK::ThemeDrawsFocusForWidget(uint8_t aWidgetType)
{
if (aWidgetType == NS_THEME_DROPDOWN ||
aWidgetType == NS_THEME_BUTTON ||
aWidgetType == NS_THEME_TREEVIEW_HEADER_CELL)
return true;
return false;
}
bool
nsNativeThemeGTK::ThemeNeedsComboboxDropmarker()
{
return false;
}
nsITheme::Transparency
nsNativeThemeGTK::GetWidgetTransparency(nsIFrame* aFrame, uint8_t aWidgetType)
{
switch (aWidgetType) {
// These widgets always draw a default background.
case NS_THEME_SCROLLBAR_TRACK_VERTICAL:
case NS_THEME_SCROLLBAR_TRACK_HORIZONTAL:
case NS_THEME_TOOLBAR:
#if (MOZ_WIDGET_GTK == 2)
case NS_THEME_MENUBAR:
#endif
case NS_THEME_MENUPOPUP:
case NS_THEME_WINDOW:
case NS_THEME_DIALOG:
// Tooltips use gtk_paint_flat_box().
case NS_THEME_TOOLTIP:
return eOpaque;
}
return eUnknownTransparency;
}
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