diff options
Diffstat (limited to 'widget/gtk/gtk3drawing.cpp')
| -rw-r--r-- | widget/gtk/gtk3drawing.cpp | 285 |
1 files changed, 153 insertions, 132 deletions
diff --git a/widget/gtk/gtk3drawing.cpp b/widget/gtk/gtk3drawing.cpp index fb95b4cc4..c592fa51c 100644 --- a/widget/gtk/gtk3drawing.cpp +++ b/widget/gtk/gtk3drawing.cpp @@ -36,6 +36,10 @@ static gboolean is_initialized; static gint moz_gtk_get_tab_thickness(GtkStyleContext *style); +static gint +moz_gtk_menu_item_paint(WidgetNodeType widget, cairo_t *cr, GdkRectangle* rect, + GtkWidgetState* state, GtkTextDirection direction); + // GetStateFlagsFromGtkWidgetState() can be safely used for the specific // GtkWidgets that set both prelight and active flags. For other widgets, // either the GtkStateFlags or Gecko's GtkWidgetState need to be carefully @@ -167,7 +171,7 @@ moz_gtk_menuitem_get_horizontal_padding(gint* horizontal_padding) gint moz_gtk_checkmenuitem_get_horizontal_padding(gint* horizontal_padding) { - GtkStyleContext *style = ClaimStyleContext(MOZ_GTK_CHECKMENUITEM_CONTAINER); + GtkStyleContext *style = ClaimStyleContext(MOZ_GTK_CHECKMENUITEM); gtk_style_context_get_style(style, "horizontal-padding", horizontal_padding, nullptr); @@ -463,7 +467,7 @@ moz_gtk_get_widget_min_size(WidgetNodeType aGtkWidgetType, int* width, } static void -moz_gtk_rectangle_inset(GdkRectangle* rect, GtkBorder& aBorder) +Inset(GdkRectangle* rect, GtkBorder& aBorder) { MOZ_ASSERT(rect); rect->x += aBorder.left; @@ -472,17 +476,29 @@ moz_gtk_rectangle_inset(GdkRectangle* rect, GtkBorder& aBorder) rect->height -= aBorder.top + aBorder.bottom; } -/* Subtracting margin is used to inset drawing of element which can have margins, - * like scrollbar, scrollbar's trough, thumb and scrollbar's button */ +// Inset a rectangle by the margins specified in a style context. static void -moz_gtk_subtract_margin(GtkStyleContext* style, GdkRectangle* rect) +InsetByMargin(GdkRectangle* rect, GtkStyleContext* style) { MOZ_ASSERT(rect); GtkBorder margin; gtk_style_context_get_margin(style, gtk_style_context_get_state(style), &margin); - moz_gtk_rectangle_inset(rect, margin); + Inset(rect, margin); +} + +// Inset a rectangle by the border and padding specified in a style context. +static void +InsetByBorderPadding(GdkRectangle* rect, GtkStyleContext* style) +{ + GtkStateFlags state = gtk_style_context_get_state(style); + GtkBorder padding, border; + + gtk_style_context_get_padding(style, state, &padding); + Inset(rect, padding); + gtk_style_context_get_border(style, state, &border); + Inset(rect, border); } static gint @@ -528,7 +544,7 @@ moz_gtk_scrollbar_button_paint(cairo_t *cr, const GdkRectangle* aRect, if (gtk_check_version(3,20,0) == nullptr) { // The "trough-border" is not used since GTK 3.20. The stepper margin // box occupies the full width of the "contents" gadget content box. - moz_gtk_subtract_margin(style, &rect); + InsetByMargin(&rect, style); } else { // Scrollbar button has to be inset by trough_border because its DOM // element is filling width of vertical scrollbar's track (or height @@ -601,7 +617,7 @@ moz_gtk_draw_styled_frame(GtkStyleContext* style, cairo_t *cr, { GdkRectangle rect = *aRect; if (gtk_check_version(3, 6, 0) == nullptr) { - moz_gtk_subtract_margin(style, &rect); + InsetByMargin(&rect, style); } gtk_render_background(style, cr, rect.x, rect.y, rect.width, rect.height); gtk_render_frame(style, cr, rect.x, rect.y, rect.width, rect.height); @@ -656,7 +672,7 @@ moz_gtk_scrollbar_thumb_paint(WidgetNodeType widget, GdkRectangle rect = *aRect; GtkStyleContext* style = ClaimStyleContext(widget, direction, state_flags); - moz_gtk_subtract_margin(style, &rect); + InsetByMargin(&rect, style); gtk_render_slider(style, cr, rect.x, @@ -857,7 +873,7 @@ moz_gtk_entry_paint(cairo_t *cr, GdkRectangle* rect, } static gint -moz_gtk_text_view_paint(cairo_t *cr, GdkRectangle* rect, +moz_gtk_text_view_paint(cairo_t *cr, GdkRectangle* aRect, GtkWidgetState* state, GtkTextDirection direction) { @@ -874,24 +890,24 @@ moz_gtk_text_view_paint(cairo_t *cr, GdkRectangle* rect, GtkStyleContext* style_frame = ClaimStyleContext(MOZ_GTK_SCROLLED_WINDOW, direction, state_flags); - gtk_render_frame(style_frame, cr, rect->x, rect->y, rect->width, rect->height); + gtk_render_frame(style_frame, cr, + aRect->x, aRect->y, aRect->width, aRect->height); + + GdkRectangle rect = *aRect; + InsetByBorderPadding(&rect, style_frame); - GtkBorder border, padding; - gtk_style_context_get_border(style_frame, state_flags, &border); - gtk_style_context_get_padding(style_frame, state_flags, &padding); ReleaseStyleContext(style_frame); GtkStyleContext* style = ClaimStyleContext(MOZ_GTK_TEXT_VIEW, direction, state_flags); - - gint xthickness = border.left + padding.left; - gint ythickness = border.top + padding.top; - - gtk_render_background(style, cr, - rect->x + xthickness, rect->y + ythickness, - rect->width - 2 * xthickness, - rect->height - 2 * ythickness); - + gtk_render_background(style, cr, rect.x, rect.y, rect.width, rect.height); + ReleaseStyleContext(style); + // There is a separate "text" window, which usually provides the + // background behind the text. However, this is transparent in Ambiance + // for GTK 3.20, in which case the MOZ_GTK_TEXT_VIEW background is + // visible. + style = ClaimStyleContext(MOZ_GTK_TEXT_VIEW_TEXT, direction, state_flags); + gtk_render_background(style, cr, rect.x, rect.y, rect.width, rect.height); ReleaseStyleContext(style); return MOZ_GTK_SUCCESS; @@ -1013,8 +1029,7 @@ moz_gtk_treeview_expander_paint(cairo_t *cr, GdkRectangle* rect, return MOZ_GTK_SUCCESS; } -/* See gtk_separator_draw() for reference. -*/ +/* See gtk_separator_draw() for reference. */ static gint moz_gtk_combo_box_paint(cairo_t *cr, GdkRectangle* rect, GtkWidgetState* state, @@ -1283,6 +1298,7 @@ moz_gtk_tooltip_paint(cairo_t *cr, const GdkRectangle* aRect, GdkRectangle rect = *aRect; gtk_render_background(style, cr, rect.x, rect.y, rect.width, rect.height); gtk_render_frame(style, cr, rect.x, rect.y, rect.width, rect.height); + ReleaseStyleContext(style); // Horizontal Box drawing // @@ -1292,33 +1308,26 @@ moz_gtk_tooltip_paint(cairo_t *cr, const GdkRectangle* aRect, // 6px margin. // For drawing Horizontal Box we have to inset drawing area by that 6px // plus its CSS margin. - GtkStyleContext* boxStyle = - CreateStyleForWidget(gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0), style); + GtkStyleContext* boxStyle = ClaimStyleContext(MOZ_GTK_TOOLTIP_BOX, direction); rect.x += 6; rect.y += 6; rect.width -= 12; rect.height -= 12; - moz_gtk_subtract_margin(boxStyle, &rect); + InsetByMargin(&rect, boxStyle); gtk_render_background(boxStyle, cr, rect.x, rect.y, rect.width, rect.height); gtk_render_frame(boxStyle, cr, rect.x, rect.y, rect.width, rect.height); // Label drawing - GtkBorder padding, border; - gtk_style_context_get_padding(boxStyle, GTK_STATE_FLAG_NORMAL, &padding); - moz_gtk_rectangle_inset(&rect, padding); - gtk_style_context_get_border(boxStyle, GTK_STATE_FLAG_NORMAL, &border); - moz_gtk_rectangle_inset(&rect, border); + InsetByBorderPadding(&rect, boxStyle); + ReleaseStyleContext(boxStyle); GtkStyleContext* labelStyle = - CreateStyleForWidget(gtk_label_new(nullptr), boxStyle); + ClaimStyleContext(MOZ_GTK_TOOLTIP_BOX_LABEL, direction); moz_gtk_draw_styled_frame(labelStyle, cr, &rect, false); - g_object_unref(labelStyle); - - g_object_unref(boxStyle); + ReleaseStyleContext(labelStyle); - ReleaseStyleContext(style); return MOZ_GTK_SUCCESS; } @@ -1327,17 +1336,9 @@ moz_gtk_resizer_paint(cairo_t *cr, GdkRectangle* rect, GtkWidgetState* state, GtkTextDirection direction) { - GtkStyleContext* style; - - // gtk_render_handle() draws a background, so use GtkTextView and its - // GTK_STYLE_CLASS_VIEW to match the background with textarea elements. - // The resizer is drawn with shaded variants of the background color, and - // so a transparent background would lead to a transparent resizer. - style = ClaimStyleContext(MOZ_GTK_TEXT_VIEW, GTK_TEXT_DIR_LTR, - GetStateFlagsFromGtkWidgetState(state)); - // TODO - we need to save/restore style when gtk 3.20 CSS node path - // is used - gtk_style_context_add_class(style, GTK_STYLE_CLASS_GRIP); + GtkStyleContext* style = + ClaimStyleContext(MOZ_GTK_RESIZER, GTK_TEXT_DIR_LTR, + GetStateFlagsFromGtkWidgetState(state)); // Workaround unico not respecting the text direction for resizers. // See bug 1174248. @@ -1384,17 +1385,8 @@ moz_gtk_progress_chunk_paint(cairo_t *cr, GdkRectangle* rect, GtkTextDirection direction, WidgetNodeType widget) { - GtkStyleContext* style; - - if (gtk_check_version(3, 20, 0) != nullptr) { - /* Ask for MOZ_GTK_PROGRESS_TROUGH instead of MOZ_GTK_PROGRESSBAR - * because ClaimStyleContext() saves/restores that style */ - style = ClaimStyleContext(MOZ_GTK_PROGRESS_TROUGH, direction); - gtk_style_context_remove_class(style, GTK_STYLE_CLASS_TROUGH); - gtk_style_context_add_class(style, GTK_STYLE_CLASS_PROGRESSBAR); - } else { - style = ClaimStyleContext(MOZ_GTK_PROGRESS_CHUNK, direction); - } + GtkStyleContext* style = + ClaimStyleContext(MOZ_GTK_PROGRESS_CHUNK, direction); if (widget == MOZ_GTK_PROGRESS_CHUNK_INDETERMINATE || widget == MOZ_GTK_PROGRESS_CHUNK_VERTICAL_INDETERMINATE) { @@ -1778,6 +1770,13 @@ static gint moz_gtk_menu_separator_paint(cairo_t *cr, GdkRectangle* rect, GtkTextDirection direction) { + GtkWidgetState defaultState = { 0 }; + moz_gtk_menu_item_paint(MOZ_GTK_MENUSEPARATOR, cr, rect, + &defaultState, direction); + + if (gtk_get_minor_version() >= 20) + return MOZ_GTK_SUCCESS; + GtkStyleContext* style; gboolean wide_separators; gint separator_height; @@ -1825,36 +1824,39 @@ moz_gtk_menu_item_paint(WidgetNodeType widget, cairo_t *cr, GdkRectangle* rect, GtkWidgetState* state, GtkTextDirection direction) { gint x, y, w, h; + guint minorVersion = gtk_get_minor_version(); + GtkStateFlags state_flags = GetStateFlagsFromGtkWidgetState(state); - if (state->inHover && !state->disabled) { - GtkStateFlags state_flags = GetStateFlagsFromGtkWidgetState(state); - GtkStyleContext* style = - ClaimStyleContext(widget, direction, state_flags); - - bool pre_3_6 = gtk_check_version(3, 6, 0) != nullptr; - if (pre_3_6) { - // GTK+ 3.4 saves the style context and adds the menubar class to - // menubar children, but does each of these only when drawing, not - // during layout. - gtk_style_context_save(style); - if (widget == MOZ_GTK_MENUBARITEM) { - gtk_style_context_add_class(style, GTK_STYLE_CLASS_MENUBAR); - } + // GTK versions prior to 3.8 render the background and frame only when not + // a separator and in hover prelight. + if (minorVersion < 8 && (widget == MOZ_GTK_MENUSEPARATOR || + !(state_flags & GTK_STATE_FLAG_PRELIGHT))) + return MOZ_GTK_SUCCESS; + + GtkStyleContext* style = ClaimStyleContext(widget, direction, state_flags); + + if (minorVersion < 6) { + // GTK+ 3.4 saves the style context and adds the menubar class to + // menubar children, but does each of these only when drawing, not + // during layout. + gtk_style_context_save(style); + if (widget == MOZ_GTK_MENUBARITEM) { + gtk_style_context_add_class(style, GTK_STYLE_CLASS_MENUBAR); } + } - x = rect->x; - y = rect->y; - w = rect->width; - h = rect->height; + x = rect->x; + y = rect->y; + w = rect->width; + h = rect->height; - gtk_render_background(style, cr, x, y, w, h); - gtk_render_frame(style, cr, x, y, w, h); + gtk_render_background(style, cr, x, y, w, h); + gtk_render_frame(style, cr, x, y, w, h); - if (pre_3_6) { - gtk_style_context_restore(style); - } - ReleaseStyleContext(style); + if (minorVersion < 6) { + gtk_style_context_restore(style); } + ReleaseStyleContext(style); return MOZ_GTK_SUCCESS; } @@ -1874,16 +1876,16 @@ moz_gtk_menu_arrow_paint(cairo_t *cr, GdkRectangle* rect, return MOZ_GTK_SUCCESS; } -// See gtk_real_check_menu_item_draw_indicator() for reference. +// For reference, see gtk_check_menu_item_size_allocate() in GTK versions after +// 3.20 and gtk_real_check_menu_item_draw_indicator() in earlier versions. static gint -moz_gtk_check_menu_item_paint(cairo_t *cr, GdkRectangle* rect, +moz_gtk_check_menu_item_paint(WidgetNodeType widgetType, + cairo_t *cr, GdkRectangle* rect, GtkWidgetState* state, - gboolean checked, gboolean isradio, - GtkTextDirection direction) + gboolean checked, GtkTextDirection direction) { GtkStateFlags state_flags = GetStateFlagsFromGtkWidgetState(state); GtkStyleContext* style; - GtkBorder padding; gint indicator_size, horizontal_padding; gint x, y; @@ -1893,35 +1895,44 @@ moz_gtk_check_menu_item_paint(cairo_t *cr, GdkRectangle* rect, state_flags = static_cast<GtkStateFlags>(state_flags|checkbox_check_state); } - style = ClaimStyleContext(isradio ? MOZ_GTK_RADIOMENUITEM_CONTAINER : - MOZ_GTK_CHECKMENUITEM_CONTAINER, - direction); + bool pre_3_20 = gtk_get_minor_version() < 20; + gint offset; + style = ClaimStyleContext(widgetType, direction); gtk_style_context_get_style(style, "indicator-size", &indicator_size, "horizontal-padding", &horizontal_padding, NULL); + if (pre_3_20) { + GtkBorder padding; + gtk_style_context_get_padding(style, state_flags, &padding); + offset = horizontal_padding + padding.left + 2; + } else { + GdkRectangle r = { 0 }; + InsetByMargin(&r, style); + InsetByBorderPadding(&r, style); + offset = r.x; + } ReleaseStyleContext(style); - style = ClaimStyleContext(isradio ? MOZ_GTK_RADIOMENUITEM : - MOZ_GTK_CHECKMENUITEM, - direction, state_flags); - gtk_style_context_get_padding(style, state_flags, &padding); - gint offset = padding.left + 2; + bool isRadio = (widgetType == MOZ_GTK_RADIOMENUITEM); + WidgetNodeType indicatorType = isRadio ? MOZ_GTK_RADIOMENUITEM_INDICATOR + : MOZ_GTK_CHECKMENUITEM_INDICATOR; + style = ClaimStyleContext(indicatorType, direction, state_flags); if (direction == GTK_TEXT_DIR_RTL) { - x = rect->width - indicator_size - offset - horizontal_padding; + x = rect->width - indicator_size - offset; } else { - x = rect->x + offset + horizontal_padding; + x = rect->x + offset; } y = rect->y + (rect->height - indicator_size) / 2; - if (gtk_check_version(3, 20, 0) == nullptr) { + if (!pre_3_20) { gtk_render_background(style, cr, x, y, indicator_size, indicator_size); gtk_render_frame(style, cr, x, y, indicator_size, indicator_size); } - if (isradio) { + if (isRadio) { gtk_render_option(style, cr, x, y, indicator_size, indicator_size); } else { gtk_render_check(style, cr, x, y, indicator_size, indicator_size); @@ -2166,12 +2177,15 @@ moz_gtk_get_widget_border(WidgetNodeType widget, gint* left, gint* top, { // Bug 1274143 for MOZ_GTK_MENUBARITEM WidgetNodeType type = - widget == MOZ_GTK_MENUBARITEM || widget == MOZ_GTK_MENUITEM ? - MOZ_GTK_MENUITEM : MOZ_GTK_CHECKMENUITEM_CONTAINER; + widget == MOZ_GTK_MENUBARITEM ? MOZ_GTK_MENUITEM : widget; style = ClaimStyleContext(type); - moz_gtk_add_style_padding(style, left, top, right, bottom); - + if (gtk_get_minor_version() < 20) { + moz_gtk_add_style_padding(style, left, top, right, bottom); + } else { + moz_gtk_add_margin_border_padding(style, + left, top, right, bottom); + } ReleaseStyleContext(style); return MOZ_GTK_SUCCESS; } @@ -2180,7 +2194,6 @@ moz_gtk_get_widget_border(WidgetNodeType widget, gint* left, gint* top, break; case MOZ_GTK_TOOLTIP: { - style = ClaimStyleContext(MOZ_GTK_TOOLTIP); // In GTK 3 there are 6 pixels of additional margin around the box. // See details there: // https://github.com/GNOME/gtk/blob/5ea69a136bd7e4970b3a800390e20314665aaed2/gtk/ui/gtktooltipwindow.ui#L11 @@ -2189,21 +2202,16 @@ moz_gtk_get_widget_border(WidgetNodeType widget, gint* left, gint* top, // We also need to add margin/padding/borders from Tooltip content. // Tooltip contains horizontal box, where icon and label is put. // We ignore icon as long as we don't have support for it. - GtkStyleContext* boxStyle = - CreateStyleForWidget(gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0), - style); + GtkStyleContext* boxStyle = ClaimStyleContext(MOZ_GTK_TOOLTIP_BOX); moz_gtk_add_margin_border_padding(boxStyle, left, top, right, bottom); + ReleaseStyleContext(boxStyle); - GtkStyleContext* labelStyle = - CreateStyleForWidget(gtk_label_new(nullptr), boxStyle); + GtkStyleContext* labelStyle = ClaimStyleContext(MOZ_GTK_TOOLTIP_BOX_LABEL); moz_gtk_add_margin_border_padding(labelStyle, left, top, right, bottom); + ReleaseStyleContext(labelStyle); - g_object_unref(labelStyle); - g_object_unref(boxStyle); - - ReleaseStyleContext(style); return MOZ_GTK_SUCCESS; } case MOZ_GTK_SCROLLBAR_VERTICAL: @@ -2492,11 +2500,11 @@ void moz_gtk_get_scale_metrics(GtkOrientation orient, gint* scale_width, gint* scale_height) { - WidgetNodeType widget = (orient == GTK_ORIENTATION_HORIZONTAL) ? - MOZ_GTK_SCALE_HORIZONTAL : - MOZ_GTK_SCALE_VERTICAL; - if (gtk_check_version(3, 20, 0) != nullptr) { + WidgetNodeType widget = (orient == GTK_ORIENTATION_HORIZONTAL) ? + MOZ_GTK_SCALE_HORIZONTAL : + MOZ_GTK_SCALE_VERTICAL; + gint thumb_length, thumb_height, trough_border; moz_gtk_get_scalethumb_metrics(orient, &thumb_length, &thumb_height); @@ -2512,12 +2520,10 @@ moz_gtk_get_scale_metrics(GtkOrientation orient, gint* scale_width, } ReleaseStyleContext(style); } else { - GtkStyleContext* style = ClaimStyleContext(widget); - gtk_style_context_get(style, gtk_style_context_get_state(style), - "min-width", scale_width, - "min-height", scale_height, - nullptr); - ReleaseStyleContext(style); + WidgetNodeType widget = (orient == GTK_ORIENTATION_HORIZONTAL) ? + MOZ_GTK_SCALE_TROUGH_HORIZONTAL : + MOZ_GTK_SCALE_TROUGH_VERTICAL; + moz_gtk_get_widget_min_size(widget, scale_width, scale_height); } } @@ -2540,10 +2546,27 @@ moz_gtk_get_scalethumb_metrics(GtkOrientation orient, gint* thumb_length, gint* MOZ_GTK_SCALE_THUMB_HORIZONTAL: MOZ_GTK_SCALE_THUMB_VERTICAL; GtkStyleContext* style = ClaimStyleContext(widget); - gtk_style_context_get(style, gtk_style_context_get_state(style), - "min-width", thumb_length, - "min-height", thumb_height, + gint min_width, min_height; + GtkStateFlags state = gtk_style_context_get_state(style); + gtk_style_context_get(style, state, + "min-width", &min_width, + "min-height", &min_height, nullptr); + GtkBorder margin; + gtk_style_context_get_margin(style, state, &margin); + gint margin_width = margin.left + margin.right; + gint margin_height = margin.top + margin.bottom; + + // Negative margin of slider element also determines its minimal size + // so use bigger of those two values. + if (min_width < -margin_width) + min_width = -margin_width; + if (min_height < -margin_height) + min_height = -margin_height; + + *thumb_length = min_width; + *thumb_height = min_height; + ReleaseStyleContext(style); } @@ -2786,10 +2809,8 @@ moz_gtk_widget_paint(WidgetNodeType widget, cairo_t *cr, break; case MOZ_GTK_CHECKMENUITEM: case MOZ_GTK_RADIOMENUITEM: - return moz_gtk_check_menu_item_paint(cr, rect, state, - (gboolean) flags, - (widget == MOZ_GTK_RADIOMENUITEM), - direction); + return moz_gtk_check_menu_item_paint(widget, cr, rect, state, + (gboolean) flags, direction); break; case MOZ_GTK_SPLITTER_HORIZONTAL: return moz_gtk_vpaned_paint(cr, rect, state); |