/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 2002 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Brian Ryner (Original Author) * Michael Ventnor * Teune van Steeg * Karl Tomlinson , Mozilla Corporation * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include "nsNativeThemeGTK.h" #include "nsThemeConstants.h" #include "gtkdrawing.h" #include "nsIObserverService.h" #include "nsIServiceManager.h" #include "nsIFrame.h" #include "nsIPresShell.h" #include "nsIDocument.h" #include "nsIContent.h" #include "nsIEventStateManager.h" #include "nsIViewManager.h" #include "nsINameSpaceManager.h" #include "nsILookAndFeel.h" #include "nsIDeviceContext.h" #include "nsGfxCIID.h" #include "nsTransform2D.h" #include "nsIMenuFrame.h" #include "prlink.h" #include "nsIDOMHTMLInputElement.h" #include "nsIDOMNSHTMLInputElement.h" #include "nsWidgetAtoms.h" #include "mozilla/Services.h" #include #include #include "gfxContext.h" #include "gfxPlatformGtk.h" #include "gfxGdkNativeRenderer.h" NS_IMPL_ISUPPORTS2(nsNativeThemeGTK, 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 obsServ = mozilla::services::GetObserverService(); obsServ->AddObserver(this, "xpcom-shutdown", PR_FALSE); memset(mDisabledWidgetTypes, 0, sizeof(mDisabledWidgetTypes)); memset(mSafeWidgetStates, 0, sizeof(mSafeWidgetStates)); } nsNativeThemeGTK::~nsNativeThemeGTK() { } NS_IMETHODIMP nsNativeThemeGTK::Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *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; nsIViewManager* vm = shell->GetViewManager(); if (!vm) return; vm->UpdateAllViews(NS_VMREFRESH_NO_SYNC); } static PRBool IsFrameContentNodeInNamespace(nsIFrame *aFrame, PRUint32 aNamespace) { nsIContent *content = aFrame ? aFrame->GetContent() : nsnull; if (!content) return false; return content->IsInNamespace(aNamespace); } static PRBool IsWidgetTypeDisabled(PRUint8* aDisabledVector, PRUint8 aWidgetType) { return (aDisabledVector[aWidgetType >> 3] & (1 << (aWidgetType & 7))) != 0; } static void SetWidgetTypeDisabled(PRUint8* aDisabledVector, PRUint8 aWidgetType) { aDisabledVector[aWidgetType >> 3] |= (1 << (aWidgetType & 7)); } static inline PRUint16 GetWidgetStateKey(PRUint8 aWidgetType, GtkWidgetState *aWidgetState) { return (aWidgetState->active | aWidgetState->focused << 1 | aWidgetState->inHover << 2 | aWidgetState->disabled << 3 | aWidgetState->isDefault << 4 | aWidgetType << 5); } static PRBool IsWidgetStateSafe(PRUint8* aSafeVector, PRUint8 aWidgetType, GtkWidgetState *aWidgetState) { PRUint8 key = GetWidgetStateKey(aWidgetType, aWidgetState); return (aSafeVector[key >> 3] & (1 << (key & 7))) != 0; } static void SetWidgetStateSafe(PRUint8 *aSafeVector, PRUint8 aWidgetType, GtkWidgetState *aWidgetState) { PRUint8 key = GetWidgetStateKey(aWidgetType, aWidgetState); aSafeVector[key >> 3] |= (1 << (key & 7)); } static GtkTextDirection GetTextDirection(nsIFrame* aFrame) { if (!aFrame) return GTK_TEXT_DIR_NONE; switch (aFrame->GetStyleVisibility()->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; } PRBool nsNativeThemeGTK::GetGtkWidgetAndState(PRUint8 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 = nsnull; 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) ? nsWidgetAtoms::checked : nsWidgetAtoms::selected; } *aWidgetFlags = CheckBooleanAttr(aFrame, atom); } } else { if (aWidgetFlags) { nsCOMPtr inputElt(do_QueryInterface(aFrame->GetContent())); *aWidgetFlags = 0; if (inputElt) { PRBool 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) { stateFrame = aFrame->GetParent(); } PRInt32 eventState = GetContentState(stateFrame, aWidgetType); aState->disabled = (IsDisabled(aFrame) || IsReadOnly(aFrame)); aState->active = (eventState & NS_EVENT_STATE_ACTIVE) == NS_EVENT_STATE_ACTIVE; aState->focused = (eventState & NS_EVENT_STATE_FOCUS) == NS_EVENT_STATE_FOCUS; aState->inHover = (eventState & NS_EVENT_STATE_HOVER) == 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_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, nsWidgetAtoms::curpos, 0); aState->maxpos = CheckIntAttr(tmpFrame, nsWidgetAtoms::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. PRInt32 curpos = CheckIntAttr(aFrame, nsWidgetAtoms::curpos, 0); PRInt32 maxpos = CheckIntAttr(aFrame, nsWidgetAtoms::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 = PR_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, nsWidgetAtoms::active)) aState->active = PR_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) { PRBool isTopLevel = PR_FALSE; nsIMenuFrame *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, nsWidgetAtoms::mozmenuactive); *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, nsWidgetAtoms::checked, nsWidgetAtoms::_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) { if (aWidgetType == NS_THEME_TOOLBAR_BUTTON_DROPDOWN) aFrame = aFrame->GetParent(); PRBool 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, nsWidgetAtoms::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_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_TEXTFIELD: case NS_THEME_TEXTFIELD_MULTILINE: aGtkWidgetType = MOZ_GTK_ENTRY; break; case NS_THEME_TEXTFIELD_CARET: aGtkWidgetType = MOZ_GTK_ENTRY_CARET; 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 = PR_FALSE; else *aWidgetFlags = PR_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: /* GTK_ARROW_NONE is implemented since GTK 2.10 * This prevents the treecolums from getting smaller * and wider when switching sort direction off and on * */ #if GTK_CHECK_VERSION(2,10,0) *aWidgetFlags = GTK_ARROW_NONE; #else return PR_FALSE; // Don't draw when we shouldn't #endif // GTK_CHECK_VERSION(2,10,0) 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 PR_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: aGtkWidgetType = MOZ_GTK_TOOLBARBUTTON_ARROW; 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: aGtkWidgetType = 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). */ nscoord margin; if (IsBottomTab(aFrame)) { *aWidgetFlags = MOZ_GTK_TAB_BOTTOM; margin = aFrame->GetUsedMargin().top; } else { *aWidgetFlags = 0; margin = aFrame->GetUsedMargin().bottom; } *aWidgetFlags |= PR_MIN(MOZ_GTK_TAB_MARGIN_MASK, PR_MAX(0, aFrame->PresContext()-> AppUnitsToDevPixels(-margin) )); 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 PR_FALSE; } return PR_TRUE; } 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, PRUint32 numClipRects); private: GtkWidgetState mState; GtkThemeWidgetType mGTKWidgetType; gint mFlags; GtkTextDirection mDirection; GdkWindow* mWindow; const GdkRectangle& mGDKRect; const GdkRectangle& mGDKClip; }; nsresult ThemeRenderer::DrawWithGDK(GdkDrawable * drawable, gint offsetX, gint offsetY, GdkRectangle * clipRects, PRUint32 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; 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; } static PRBool GetExtraSizeForWidget(PRUint8 aWidgetType, PRBool aWidgetIsDefault, 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); // see moz_gtk_scrollbar_thumb_paint in gtk2drawing.c switch (aWidgetType) { case NS_THEME_SCROLLBAR_THUMB_VERTICAL: aExtra->top = aExtra->bottom = 1; return PR_TRUE; case NS_THEME_SCROLLBAR_THUMB_HORIZONTAL: aExtra->left = aExtra->right = 1; return PR_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 PR_TRUE; } case NS_THEME_BUTTON : { if (aWidgetIsDefault) { // 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 PR_TRUE; } } default: return PR_FALSE; } } NS_IMETHODIMP nsNativeThemeGTK::DrawWidgetBackground(nsIRenderingContext* aContext, nsIFrame* aFrame, PRUint8 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. PRBool 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.pos); // 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(aWidgetType, state.isDefault, &extraSize)) { overflowRect.Inflate(extraSize); } // This is the rectangle that will actually be drawn, in gdk pixels nsIntRect drawingRect(PRInt32(dirtyRect.X()), PRInt32(dirtyRect.Y()), PRInt32(dirtyRect.Width()), PRInt32(dirtyRect.Height())); if (widgetRect.IsEmpty() || !drawingRect.IntersectRect(overflowRect, drawingRect)) return NS_OK; // gdk rectangles are wrt the drawing rect. // 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}; GdkRectangle gdk_rect = {-drawingRect.x, -drawingRect.y, widgetRect.width, widgetRect.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. PRUint32 rendererFlags = 0; if (GetWidgetTransparency(aFrame, aWidgetType) == eOpaque) { rendererFlags |= gfxGdkNativeRenderer::DRAW_IS_OPAQUE; } // 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.pos + gfxPoint(drawingRect.x, drawingRect.y)); NS_ASSERTION(!IsWidgetTypeDisabled(mDisabledWidgetTypes, aWidgetType), "Trying to render an unsafe widget!"); PRBool safeState = IsWidgetStateSafe(mSafeWidgetStates, aWidgetType, &state); if (!safeState) { gLastGdkError = 0; gdk_error_trap_push (); } // 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); 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); } } return NS_OK; } NS_IMETHODIMP nsNativeThemeGTK::GetWidgetBorder(nsIDeviceContext* aContext, nsIFrame* aFrame, PRUint8 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; default: { GtkThemeWidgetType gtkWidgetType; if (GetGtkWidgetAndState(aWidgetType, aFrame, gtkWidgetType, nsnull, nsnull)) moz_gtk_get_widget_border(gtkWidgetType, &aResult->left, &aResult->top, &aResult->right, &aResult->bottom, direction, IsFrameContentNodeInNamespace(aFrame, kNameSpaceID_XHTML)); } } return NS_OK; } PRBool nsNativeThemeGTK::GetWidgetPadding(nsIDeviceContext* aContext, nsIFrame* aFrame, PRUint8 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: // 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 PR_TRUE; } return PR_FALSE; } PRBool nsNativeThemeGTK::GetWidgetOverflow(nsIDeviceContext* aContext, nsIFrame* aFrame, PRUint8 aWidgetType, nsRect* aOverflowRect) { nsMargin m; PRInt32 p2a; if (aWidgetType == NS_THEME_TAB) { if (!IsSelectedTab(aFrame)) return PR_FALSE; p2a = aContext->AppUnitsPerDevPixel(); if (IsBottomTab(aFrame)) { m = nsMargin(0, NSIntPixelsToAppUnits(moz_gtk_get_tab_thickness(), p2a) + PR_MIN(0, aFrame->GetUsedMargin().top), 0, 0); } else { m = nsMargin(0, 0, 0, NSIntPixelsToAppUnits(moz_gtk_get_tab_thickness(), p2a) + PR_MIN(0, aFrame->GetUsedMargin().bottom)); } } else { nsIntMargin extraSize; if (!GetExtraSizeForWidget(aWidgetType, IsDefaultButton(aFrame), &extraSize)) return PR_FALSE; p2a = aContext->AppUnitsPerDevPixel(); m = nsMargin(NSIntPixelsToAppUnits(extraSize.left, p2a), NSIntPixelsToAppUnits(extraSize.top, p2a), NSIntPixelsToAppUnits(extraSize.right, p2a), NSIntPixelsToAppUnits(extraSize.bottom, p2a)); } aOverflowRect->Inflate(m); return PR_TRUE; } NS_IMETHODIMP nsNativeThemeGTK::GetMinimumWidgetSize(nsIRenderingContext* aContext, nsIFrame* aFrame, PRUint8 aWidgetType, nsIntSize* aResult, PRBool* aIsOverridable) { aResult->width = aResult->height = 0; *aIsOverridable = PR_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 = PR_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 = PR_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 = PR_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(); PRInt32 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 PR_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 = PR_MIN(NSAppUnitsToIntPixels(rect.height, p2a), metrics.min_slider_size); } else { aResult->height = metrics.slider_width; aResult->width = PR_MIN(NSAppUnitsToIntPixels(rect.width, p2a), metrics.min_slider_size); } *aIsOverridable = PR_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 = PR_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 = PR_FALSE; } break; case NS_THEME_DROPDOWN_BUTTON: { moz_gtk_get_combo_box_entry_button_size(&aResult->width, &aResult->height); *aIsOverridable = PR_FALSE; } break; case NS_THEME_MENUSEPARATOR: { gint separator_height; moz_gtk_get_menu_separator_height(&separator_height); aResult->height = separator_height; *aIsOverridable = PR_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; *aIsOverridable = PR_FALSE; } break; case NS_THEME_TOOLBAR_BUTTON_DROPDOWN: { moz_gtk_get_downarrow_size(&aResult->width, &aResult->height); *aIsOverridable = PR_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. nsCOMPtr dc; aContext->GetDeviceContext(*getter_AddRefs(dc)); nsIntMargin border; nsNativeThemeGTK::GetWidgetBorder(dc, 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 = PR_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 = PR_FALSE; } break; } return NS_OK; } NS_IMETHODIMP nsNativeThemeGTK::WidgetStateChanged(nsIFrame* aFrame, PRUint8 aWidgetType, nsIAtom* aAttribute, PRBool* 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 = PR_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 == nsWidgetAtoms::curpos || aAttribute == nsWidgetAtoms::maxpos)) { *aShouldRepaint = PR_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 = PR_TRUE; } else { // Check the attribute to see if it's relevant. // disabled, checked, dlgtype, default, etc. *aShouldRepaint = PR_FALSE; if (aAttribute == nsWidgetAtoms::disabled || aAttribute == nsWidgetAtoms::checked || aAttribute == nsWidgetAtoms::selected || aAttribute == nsWidgetAtoms::focused || aAttribute == nsWidgetAtoms::readonly || aAttribute == nsWidgetAtoms::_default || aAttribute == nsWidgetAtoms::mozmenuactive || aAttribute == nsWidgetAtoms::open || aAttribute == nsWidgetAtoms::parentfocused) *aShouldRepaint = PR_TRUE; } return NS_OK; } NS_IMETHODIMP nsNativeThemeGTK::ThemeChanged() { // this totally sucks. this method is really supposed to be // static, which is why we can call it without any initialization. static NS_DEFINE_CID(kDeviceContextCID, NS_DEVICE_CONTEXT_CID); nsCOMPtr dctx = do_CreateInstance(kDeviceContextCID); dctx->ClearCachedSystemFonts(); memset(mDisabledWidgetTypes, 0, sizeof(mDisabledWidgetTypes)); return NS_OK; } NS_IMETHODIMP_(PRBool) nsNativeThemeGTK::ThemeSupportsWidget(nsPresContext* aPresContext, nsIFrame* aFrame, PRUint8 aWidgetType) { if (IsWidgetTypeDisabled(mDisabledWidgetTypes, aWidgetType)) return PR_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_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_TEXTFIELD: case NS_THEME_TEXTFIELD_MULTILINE: case NS_THEME_TEXTFIELD_CARET: case NS_THEME_DROPDOWN_TEXTFIELD: 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 PR_FALSE; } NS_IMETHODIMP_(PRBool) nsNativeThemeGTK::WidgetIsContainer(PRUint8 aWidgetType) { // XXXdwh At some point flesh all of this out. if (aWidgetType == NS_THEME_DROPDOWN_BUTTON || aWidgetType == NS_THEME_RADIO || aWidgetType == NS_THEME_CHECKBOX || aWidgetType == NS_THEME_TAB_SCROLLARROW_BACK || aWidgetType == NS_THEME_TAB_SCROLLARROW_FORWARD) return PR_FALSE; return PR_TRUE; } PRBool nsNativeThemeGTK::ThemeDrawsFocusForWidget(nsPresContext* aPresContext, nsIFrame* aFrame, PRUint8 aWidgetType) { if (aWidgetType == NS_THEME_DROPDOWN || aWidgetType == NS_THEME_BUTTON || aWidgetType == NS_THEME_TREEVIEW_HEADER_CELL) return PR_TRUE; return PR_FALSE; } PRBool nsNativeThemeGTK::ThemeNeedsComboboxDropmarker() { return PR_FALSE; } nsITheme::Transparency nsNativeThemeGTK::GetWidgetTransparency(nsIFrame* aFrame, PRUint8 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_SCALE_HORIZONTAL: case NS_THEME_SCALE_VERTICAL: case NS_THEME_TOOLBAR: case NS_THEME_MENUBAR: case NS_THEME_MENUPOPUP: case NS_THEME_WINDOW: case NS_THEME_DIALOG: return eOpaque; } return eUnknownTransparency; }