X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=gtk%2Fgtklabel.c;h=8d18cf0c8acd34621a29b0256a77b7b50b6873d8;hb=HEAD;hp=70b513eab097faf3257b2a8d9d4959cc8a370d1a;hpb=432b7ee2bc0d2b34bd807e3ef76dab24ff2de17d;p=~andy%2Fgtk diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c index 70b513eab..8d18cf0c8 100644 --- a/gtk/gtklabel.c +++ b/gtk/gtklabel.c @@ -12,8 +12,7 @@ * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * License along with this library. If not, see .Free */ /* @@ -31,7 +30,6 @@ #include "gtklabel.h" #include "gtkaccellabel.h" #include "gtkdnd.h" -#include "gtkmainprivate.h" #include "gtkmarshalers.h" #include "gtkpango.h" #include "gtkwindow.h" @@ -40,6 +38,7 @@ #include "gtkintl.h" #include "gtkseparatormenuitem.h" #include "gtktextutil.h" +#include "gtkmain.h" #include "gtkmenuitem.h" #include "gtkmenushellprivate.h" #include "gtknotebook.h" @@ -51,8 +50,9 @@ #include "gtktooltip.h" #include "gtkprivate.h" #include "gtktypebuiltins.h" +#include "gtkmain.h" -#include "a11y/gtklabelaccessible.h" +#include "a11y/gtklabelaccessibleprivate.h" /* this is in case rint() is not provided by the compiler, * such as in the case of C89 compilers, like MSVC @@ -66,7 +66,7 @@ * * The #GtkLabel widget displays a small amount of text. As the name * implies, most labels are used to label another widget such as a - * #GtkButton, a #GtkMenuItem, or a #GtkOptionMenu. + * #GtkButton, a #GtkMenuItem, or a #GtkComboBox. * * * GtkLabel as GtkBuildable @@ -242,7 +242,7 @@ struct _GtkLabelPrivate GtkWindow *mnemonic_window; PangoAttrList *attrs; - PangoAttrList *effective_attrs; + PangoAttrList *markup_attrs; PangoLayout *layout; gchar *label; @@ -382,11 +382,8 @@ static void gtk_label_finalize (GObject *object); static void gtk_label_destroy (GtkWidget *widget); static void gtk_label_size_allocate (GtkWidget *widget, GtkAllocation *allocation); -static void gtk_label_state_changed (GtkWidget *widget, - GtkStateType state); -static void gtk_label_style_updated (GtkWidget *widget); -static void gtk_label_direction_changed (GtkWidget *widget, - GtkTextDirection previous_dir); +static void gtk_label_state_flags_changed (GtkWidget *widget, + GtkStateFlags prev_state); static gint gtk_label_draw (GtkWidget *widget, cairo_t *cr); static gboolean gtk_label_focus (GtkWidget *widget, @@ -422,8 +419,6 @@ static void gtk_label_set_use_markup_internal (GtkLabel *label, gboolean val); static void gtk_label_set_use_underline_internal (GtkLabel *label, gboolean val); -static void gtk_label_set_attributes_internal (GtkLabel *label, - PangoAttrList *attrs); static void gtk_label_set_uline_text_internal (GtkLabel *label, const gchar *str); static void gtk_label_set_pattern_internal (GtkLabel *label, @@ -498,15 +493,14 @@ static gint gtk_label_move_backward_word (GtkLabel *label, gint start); /* For links: */ -static void gtk_label_rescan_links (GtkLabel *label); static void gtk_label_clear_links (GtkLabel *label); static gboolean gtk_label_activate_link (GtkLabel *label, const gchar *uri); static void gtk_label_activate_current_link (GtkLabel *label); static GtkLabelLink *gtk_label_get_current_link (GtkLabel *label); static void gtk_label_get_link_colors (GtkWidget *widget, - GdkColor **link_color, - GdkColor **visited_link_color); + GdkColor *link_color, + GdkColor *visited_link_color); static void emit_activate_link (GtkLabel *label, GtkLabelLink *link); @@ -568,10 +562,8 @@ gtk_label_class_init (GtkLabelClass *class) widget_class->destroy = gtk_label_destroy; widget_class->size_allocate = gtk_label_size_allocate; - widget_class->state_changed = gtk_label_state_changed; - widget_class->style_updated = gtk_label_style_updated; + widget_class->state_flags_changed = gtk_label_state_flags_changed; widget_class->query_tooltip = gtk_label_query_tooltip; - widget_class->direction_changed = gtk_label_direction_changed; widget_class->draw = gtk_label_draw; widget_class->realize = gtk_label_realize; widget_class->unrealize = gtk_label_unrealize; @@ -843,7 +835,7 @@ gtk_label_class_init (GtkLabelClass *class) * * The preferred place to ellipsize the string, if the label does * not have enough room to display the entire string, specified as a - * #PangoEllisizeMode. + * #PangoEllipsizeMode. * * Note that setting this property to a value other than * %PANGO_ELLIPSIZE_NONE has the side-effect that the label requests @@ -1285,7 +1277,7 @@ attribute_from_text (GtkBuilder *builder, PangoLanguage *language; PangoFontDescription *font_desc; GdkColor *color; - GValue val = { 0, }; + GValue val = G_VALUE_INIT; if (!gtk_builder_value_from_string_type (builder, PANGO_TYPE_ATTR_TYPE, name, &val, error)) return NULL; @@ -1441,7 +1433,7 @@ pango_start_element (GMarkupParseContext *context, GError **error) { PangoParserData *data = (PangoParserData*)user_data; - GValue val = { 0, }; + GValue val = G_VALUE_INIT; guint i; gint line_number, char_number; @@ -1855,6 +1847,9 @@ gtk_label_screen_changed (GtkWidget *widget, GtkSettings *settings; gboolean shortcuts_connected; + /* The PangoContext is replaced when the screen changes, so clear the layouts */ + gtk_label_clear_layout (GTK_LABEL (widget)); + if (!gtk_widget_has_screen (widget)) return; @@ -1968,9 +1963,9 @@ gtk_label_get_mnemonic_widget (GtkLabel *label) * * If the label has been set so that it has an mnemonic key this function * returns the keyval used for the mnemonic accelerator. If there is no - * mnemonic set up it returns #GDK_VoidSymbol. + * mnemonic set up it returns #GDK_KEY_VoidSymbol. * - * Returns: GDK keyval usable for accelerators, or #GDK_VoidSymbol + * Returns: GDK keyval usable for accelerators, or #GDK_KEY_VoidSymbol **/ guint gtk_label_get_mnemonic_keyval (GtkLabel *label) @@ -1982,14 +1977,22 @@ gtk_label_get_mnemonic_keyval (GtkLabel *label) static void gtk_label_set_text_internal (GtkLabel *label, - gchar *str) + gchar *str) { GtkLabelPrivate *priv = label->priv; - g_free (priv->text); + if (g_strcmp0 (priv->text, str) == 0) + { + g_free (str); + return; + } + _gtk_label_accessible_text_deleted (label); + g_free (priv->text); priv->text = str; + _gtk_label_accessible_text_inserted (label); + gtk_label_select_region_index (label, 0, 0); } @@ -2036,57 +2039,21 @@ gtk_label_set_use_underline_internal (GtkLabel *label, } } -static void -gtk_label_compose_effective_attrs (GtkLabel *label) +static gboolean +my_pango_attr_list_merge_filter (PangoAttribute *attribute, + gpointer list) { - GtkLabelPrivate *priv = label->priv; - PangoAttrIterator *iter; - PangoAttribute *attr; - GSList *iter_attrs, *l; - - if (priv->attrs) - { - if (priv->effective_attrs) - { - if ((iter = pango_attr_list_get_iterator (priv->attrs))) - { - do - { - iter_attrs = pango_attr_iterator_get_attrs (iter); - for (l = iter_attrs; l; l = l->next) - { - attr = l->data; - pango_attr_list_insert (priv->effective_attrs, attr); - } - g_slist_free (iter_attrs); - } - while (pango_attr_iterator_next (iter)); - pango_attr_iterator_destroy (iter); - } - } - else - priv->effective_attrs = - pango_attr_list_ref (priv->attrs); - } + pango_attr_list_change (list, pango_attribute_copy (attribute)); + return FALSE; } static void -gtk_label_set_attributes_internal (GtkLabel *label, - PangoAttrList *attrs) +my_pango_attr_list_merge (PangoAttrList *into, + PangoAttrList *from) { - GtkLabelPrivate *priv = label->priv; - - if (attrs) - pango_attr_list_ref (attrs); - - if (priv->attrs) - pango_attr_list_unref (priv->attrs); - priv->attrs = attrs; - - g_object_notify (G_OBJECT (label), "attributes"); + pango_attr_list_filter (from, my_pango_attr_list_merge_filter, into); } - /* Calculates text, attrs and mnemonic_keyval from * label, use_underline and use_markup */ @@ -2096,6 +2063,8 @@ gtk_label_recalculate (GtkLabel *label) GtkLabelPrivate *priv = label->priv; guint keyval = priv->mnemonic_keyval; + gtk_label_clear_links (label); + if (priv->use_markup) gtk_label_set_markup_internal (label, priv->label, priv->use_underline); else if (priv->use_underline) @@ -2104,15 +2073,13 @@ gtk_label_recalculate (GtkLabel *label) { if (!priv->pattern_set) { - if (priv->effective_attrs) - pango_attr_list_unref (priv->effective_attrs); - priv->effective_attrs = NULL; + if (priv->markup_attrs) + pango_attr_list_unref (priv->markup_attrs); + priv->markup_attrs = NULL; } gtk_label_set_text_internal (label, g_strdup (priv->label)); } - gtk_label_compose_effective_attrs (label); - if (!priv->use_underline) priv->mnemonic_keyval = GDK_KEY_VoidSymbol; @@ -2173,11 +2140,18 @@ void gtk_label_set_attributes (GtkLabel *label, PangoAttrList *attrs) { + GtkLabelPrivate *priv = label->priv; + g_return_if_fail (GTK_IS_LABEL (label)); - gtk_label_set_attributes_internal (label, attrs); + if (attrs) + pango_attr_list_ref (attrs); - gtk_label_recalculate (label); + if (priv->attrs) + pango_attr_list_unref (priv->attrs); + priv->attrs = attrs; + + g_object_notify (G_OBJECT (label), "attributes"); gtk_label_clear_layout (label); gtk_widget_queue_resize (GTK_WIDGET (label)); @@ -2253,8 +2227,7 @@ typedef struct GtkLabel *label; GList *links; GString *new_str; - GdkColor *link_color; - GdkColor *visited_link_color; + gsize text_len; } UriParserData; static void @@ -2277,7 +2250,6 @@ start_element_handler (GMarkupParseContext *context, gint line_number; gint char_number; gint i; - GdkColor *color = NULL; g_markup_parse_context_get_position (context, &line_number, &char_number); @@ -2328,22 +2300,12 @@ start_element_handler (GMarkupParseContext *context, } } - if (visited) - color = pdata->visited_link_color; - else - color = pdata->link_color; - - g_string_append_printf (pdata->new_str, - "", - color->red, - color->green, - color->blue); - link = g_new0 (GtkLabelLink, 1); link->uri = g_strdup (uri); link->title = g_strdup (title); link->visited = visited; - pdata->links = g_list_append (pdata->links, link); + link->start = pdata->text_len; + pdata->links = g_list_prepend (pdata->links, link); } else { @@ -2381,7 +2343,10 @@ end_element_handler (GMarkupParseContext *context, UriParserData *pdata = user_data; if (!strcmp (element_name, "a")) - g_string_append (pdata->new_str, ""); + { + GtkLabelLink *link = pdata->links->data; + link->end = pdata->text_len; + } else { g_string_append (pdata->new_str, "new_str, newtext); + pdata->text_len += text_len; g_free (newtext); } @@ -2429,21 +2395,33 @@ link_free (GtkLabelLink *link) } static void -gtk_label_get_link_colors (GtkWidget *widget, - GdkColor **link_color, - GdkColor **visited_link_color) +gtk_label_get_link_colors (GtkWidget *widget, + GdkColor *link_color, + GdkColor *visited_link_color) { GtkStyleContext *context; + GdkColor *link, *visited; context = gtk_widget_get_style_context (widget); gtk_style_context_get_style (context, - "link-color", link_color, - "visited-link-color", visited_link_color, + "link-color", &link, + "visited-link-color", &visited, NULL); - if (!*link_color) - *link_color = gdk_color_copy (&default_link_color); - if (!*visited_link_color) - *visited_link_color = gdk_color_copy (&default_visited_link_color); + if (link) + { + *link_color = *link; + gdk_color_free (link); + } + else + *link_color = default_link_color; + + if (visited) + { + *visited_link_color = *visited; + gdk_color_free (visited); + } + else + *visited_link_color = default_visited_link_color; } static gboolean @@ -2466,8 +2444,7 @@ parse_uri_markup (GtkLabel *label, pdata.label = label; pdata.links = NULL; pdata.new_str = g_string_sized_new (length); - - gtk_label_get_link_colors (GTK_WIDGET (label), &pdata.link_color, &pdata.visited_link_color); + pdata.text_len = 0; while (p != end && xml_isspace (*p)) p++; @@ -2500,18 +2477,12 @@ parse_uri_markup (GtkLabel *label, *new_str = g_string_free (pdata.new_str, FALSE); *links = pdata.links; - gdk_color_free (pdata.link_color); - gdk_color_free (pdata.visited_link_color); - return TRUE; failed: g_markup_parse_context_free (context); g_string_free (pdata.new_str, TRUE); - g_list_foreach (pdata.links, (GFunc)link_free, NULL); - g_list_free (pdata.links); - gdk_color_free (pdata.link_color); - gdk_color_free (pdata.visited_link_color); + g_list_free_full (pdata.links, (GDestroyNotify) link_free); return FALSE; } @@ -2557,11 +2528,10 @@ gtk_label_set_markup_internal (GtkLabel *label, return; } - gtk_label_clear_links (label); if (links) { gtk_label_ensure_select_info (label); - priv->select_info->links = links; + priv->select_info->links = g_list_reverse (links); gtk_label_ensure_has_tooltip (label); } @@ -2616,9 +2586,9 @@ gtk_label_set_markup_internal (GtkLabel *label, if (attrs) { - if (priv->effective_attrs) - pango_attr_list_unref (priv->effective_attrs); - priv->effective_attrs = attrs; + if (priv->markup_attrs) + pango_attr_list_unref (priv->markup_attrs); + priv->markup_attrs = attrs; } if (accel_char != 0) @@ -2786,9 +2756,9 @@ gtk_label_set_pattern_internal (GtkLabel *label, else attrs = gtk_label_pattern_to_attrs (label, pattern); - if (priv->effective_attrs) - pango_attr_list_unref (priv->effective_attrs); - priv->effective_attrs = attrs; + if (priv->markup_attrs) + pango_attr_list_unref (priv->markup_attrs); + priv->markup_attrs = attrs; } /** @@ -3148,8 +3118,8 @@ gtk_label_finalize (GObject *object) if (priv->attrs) pango_attr_list_unref (priv->attrs); - if (priv->effective_attrs) - pango_attr_list_unref (priv->effective_attrs); + if (priv->markup_attrs) + pango_attr_list_unref (priv->markup_attrs); gtk_label_clear_links (label); g_free (priv->select_info); @@ -3166,34 +3136,14 @@ gtk_label_clear_layout (GtkLabel *label) { g_object_unref (priv->layout); priv->layout = NULL; - - //gtk_label_clear_links (label); } } -static PangoFontMetrics * -get_font_metrics (PangoContext *context, GtkWidget *widget) -{ - GtkStyleContext *style_context; - const PangoFontDescription *font; - PangoFontMetrics *retval; - - style_context = gtk_widget_get_style_context (widget); - font = gtk_style_context_get_font (style_context, GTK_STATE_FLAG_NORMAL); - - retval = pango_context_get_metrics (context, - font, - pango_context_get_language (context)); - - return retval; -} - /** * gtk_label_get_measuring_layout: * @label: the label * @existing_layout: %NULL or an existing layout already in use. * @width: the width to measure with in pango units, or -1 for infinite - * @height: the height to measure with in pango units, or -1 for infinite * * Gets a layout that can be used for measuring sizes. The returned * layout will be identical to the label's layout except for the @@ -3205,8 +3155,7 @@ get_font_metrics (PangoContext *context, GtkWidget *widget) static PangoLayout * gtk_label_get_measuring_layout (GtkLabel * label, PangoLayout *existing_layout, - int width, - int height) + int width) { GtkLabelPrivate *priv = label->priv; PangoRectangle rect; @@ -3217,7 +3166,6 @@ gtk_label_get_measuring_layout (GtkLabel * label, if (existing_layout != priv->layout) { pango_layout_set_width (existing_layout, width); - pango_layout_set_height (existing_layout, height); return existing_layout; } @@ -3226,8 +3174,7 @@ gtk_label_get_measuring_layout (GtkLabel * label, gtk_label_ensure_layout (label); - if (pango_layout_get_width (priv->layout) == width && - pango_layout_get_height (priv->layout) == height) + if (pango_layout_get_width (priv->layout) == width) { g_object_ref (priv->layout); return priv->layout; @@ -3241,7 +3188,6 @@ gtk_label_get_measuring_layout (GtkLabel * label, { g_object_ref (priv->layout); pango_layout_set_width (priv->layout, width); - pango_layout_set_height (priv->layout, height); return priv->layout; } @@ -3252,7 +3198,6 @@ gtk_label_get_measuring_layout (GtkLabel * label, */ pango_layout_get_extents (priv->layout, NULL, &rect); if ((width == -1 || rect.width <= width) && - (height == -1 || rect.height <= height) && !pango_layout_is_wrapped (priv->layout) && !pango_layout_is_ellipsized (priv->layout)) { @@ -3262,7 +3207,6 @@ gtk_label_get_measuring_layout (GtkLabel * label, copy = pango_layout_copy (priv->layout); pango_layout_set_width (copy, width); - pango_layout_set_height (copy, height); return copy; } @@ -3276,14 +3220,14 @@ gtk_label_update_layout_width (GtkLabel *label) if (priv->ellipsize || priv->wrap) { + GtkBorder border; PangoRectangle logical; - gint xpad, ypad; gint width, height; - gtk_misc_get_padding (GTK_MISC (label), &xpad, &ypad); + _gtk_misc_get_padding_and_border (GTK_MISC (label), &border); - width = gtk_widget_get_allocated_width (GTK_WIDGET (label)) - xpad * 2; - height = gtk_widget_get_allocated_height (GTK_WIDGET (label)) - ypad * 2; + width = gtk_widget_get_allocated_width (GTK_WIDGET (label)) - border.left - border.right; + height = gtk_widget_get_allocated_height (GTK_WIDGET (label)) - border.top - border.bottom; if (priv->have_transform) { @@ -3293,7 +3237,6 @@ gtk_label_update_layout_width (GtkLabel *label) const gdouble dy = matrix->xy; /* sin (M_PI * angle / 180) */ pango_layout_set_width (priv->layout, -1); - pango_layout_set_height (priv->layout, -1); pango_layout_get_pixel_extents (priv->layout, NULL, &logical); if (fabs (dy) < 0.01) @@ -3347,13 +3290,11 @@ gtk_label_update_layout_width (GtkLabel *label) else { pango_layout_set_width (priv->layout, width * PANGO_SCALE); - pango_layout_set_height (priv->layout, priv->ellipsize ? height * PANGO_SCALE : -1); } } else { pango_layout_set_width (priv->layout, -1); - pango_layout_set_height (priv->layout, -1); } } @@ -3371,6 +3312,7 @@ gtk_label_ensure_layout (GtkLabel *label) if (!priv->layout) { PangoAlignment align = PANGO_ALIGN_LEFT; /* Quiet gcc */ + PangoAttrList *attrs; gdouble angle = gtk_label_get_angle (label); if (angle != 0.0 && !priv->select_info) @@ -3397,10 +3339,63 @@ gtk_label_ensure_layout (GtkLabel *label) priv->layout = gtk_widget_create_pango_layout (widget, priv->text); - if (priv->effective_attrs) - pango_layout_set_attributes (priv->layout, priv->effective_attrs); + if (priv->select_info && priv->select_info->links) + { + GdkColor link_color, visited_color; + PangoAttribute *attribute; + GList *list; + + gtk_label_get_link_colors (widget, &link_color, &visited_color); + attrs = pango_attr_list_new (); + + for (list = priv->select_info->links; list; list = list->next) + { + GtkLabelLink *link = list->data; + + attribute = pango_attr_underline_new (TRUE); + attribute->start_index = link->start; + attribute->end_index = link->end; + pango_attr_list_insert (attrs, attribute); + + if (link->visited) + attribute = pango_attr_foreground_new (visited_color.red, + visited_color.green, + visited_color.blue); + else + attribute = pango_attr_foreground_new (link_color.red, + link_color.green, + link_color.blue); + attribute->start_index = link->start; + attribute->end_index = link->end; + pango_attr_list_insert (attrs, attribute); + } + } + else if (priv->markup_attrs || priv->attrs) + attrs = pango_attr_list_new (); + else + attrs = NULL; - gtk_label_rescan_links (label); + if (priv->markup_attrs) + { + if (attrs) + my_pango_attr_list_merge (attrs, priv->markup_attrs); + else + attrs = pango_attr_list_ref (priv->markup_attrs); + } + + if (priv->attrs) + { + if (attrs) + my_pango_attr_list_merge (attrs, priv->attrs); + else + attrs = pango_attr_list_ref (priv->attrs); + } + + if (attrs) + { + pango_layout_set_attributes (priv->layout, attrs); + pango_attr_list_unref (attrs); + } switch (priv->jtype) { @@ -3430,23 +3425,6 @@ gtk_label_ensure_layout (GtkLabel *label) } } -static gint -get_single_line_height (GtkWidget *widget, - PangoLayout *layout) -{ - PangoContext *context; - PangoFontMetrics *metrics; - gint ascent, descent; - - context = pango_layout_get_context (layout); - metrics = get_font_metrics (context, widget); - ascent = pango_font_metrics_get_ascent (metrics); - descent = pango_font_metrics_get_descent (metrics); - pango_font_metrics_unref (metrics); - - return ascent + descent; -} - static GtkSizeRequestMode gtk_label_get_request_mode (GtkWidget *widget) { @@ -3468,11 +3446,10 @@ get_size_for_allocation (GtkLabel *label, gint *minimum_size, gint *natural_size) { - GtkLabelPrivate *priv = label->priv; PangoLayout *layout; gint text_height; - layout = gtk_label_get_measuring_layout (label, NULL, allocation * PANGO_SCALE, -1); + layout = gtk_label_get_measuring_layout (label, NULL, allocation * PANGO_SCALE); pango_layout_get_pixel_size (layout, NULL, &text_height); @@ -3480,15 +3457,7 @@ get_size_for_allocation (GtkLabel *label, *minimum_size = text_height; if (natural_size) - { - if (priv->ellipsize && priv->wrap) - { - layout = gtk_label_get_measuring_layout (label, layout, allocation * PANGO_SCALE, G_MAXINT); - pango_layout_get_pixel_size (layout, NULL, &text_height); - } - - *natural_size = text_height; - } + *natural_size = text_height; g_object_unref (layout); } @@ -3502,7 +3471,9 @@ get_char_pixels (GtkWidget *label, gint char_width, digit_width; context = pango_layout_get_context (layout); - metrics = get_font_metrics (context, GTK_WIDGET (label)); + metrics = pango_context_get_metrics (context, + pango_context_get_font_description (context), + pango_context_get_language (context)); char_width = pango_font_metrics_get_approximate_char_width (metrics); digit_width = pango_font_metrics_get_approximate_digit_width (metrics); pango_font_metrics_unref (metrics); @@ -3512,11 +3483,12 @@ get_char_pixels (GtkWidget *label, static void gtk_label_get_preferred_layout_size (GtkLabel *label, - PangoRectangle *required, - PangoRectangle *natural) + PangoRectangle *smallest, + PangoRectangle *widest) { GtkLabelPrivate *priv = label->priv; PangoLayout *layout; + gint char_pixels; /* "width-chars" Hard-coded minimum width: * - minimum size should be MAX (width-chars, strlen ("...")); @@ -3535,46 +3507,46 @@ gtk_label_get_preferred_layout_size (GtkLabel *label, */ /* Start off with the pixel extents of an as-wide-as-possible layout */ - layout = gtk_label_get_measuring_layout (label, NULL, -1, -1); - - pango_layout_get_extents (layout, NULL, natural); - natural->x = natural->y = 0; + layout = gtk_label_get_measuring_layout (label, NULL, -1); - if (priv->wrap) - natural->height = get_single_line_height (GTK_WIDGET (label), layout); + if (priv->width_chars > -1 || priv->max_width_chars > -1) + char_pixels = get_char_pixels (GTK_WIDGET (label), layout); + else + char_pixels = 0; + + pango_layout_get_extents (layout, NULL, widest); + widest->width = MAX (widest->width, char_pixels * priv->width_chars); + widest->x = widest->y = 0; if (priv->ellipsize || priv->wrap) { /* a layout with width 0 will be as small as humanly possible */ - layout = gtk_label_get_measuring_layout (label, layout, 0, -1); + layout = gtk_label_get_measuring_layout (label, + layout, + priv->width_chars > -1 ? char_pixels * priv->width_chars + : 0); - pango_layout_get_extents (layout, NULL, required); + pango_layout_get_extents (layout, NULL, smallest); + smallest->width = MAX (smallest->width, char_pixels * priv->width_chars); + smallest->x = smallest->y = 0; - /* can happen when Pango decides to ellipsize text */ - if (required->width > natural->width) - required->width = natural->width; - - required->x = required->y = 0; - required->height = natural->height; + if (priv->max_width_chars > -1 && widest->width > char_pixels * priv->max_width_chars) + { + layout = gtk_label_get_measuring_layout (label, + layout, + MAX (smallest->width, char_pixels * priv->max_width_chars)); + pango_layout_get_extents (layout, NULL, widest); + widest->width = MAX (widest->width, char_pixels * priv->width_chars); + widest->x = widest->y = 0; + } } else { - *required = *natural; + *smallest = *widest; } - if (priv->width_chars > -1 || priv->max_width_chars > -1) - { - gint char_pixels; - - char_pixels = get_char_pixels (GTK_WIDGET (label), layout); - - if (priv->width_chars > -1) - required->width = MAX (required->width, char_pixels * priv->width_chars); - - if (priv->max_width_chars > -1) - natural->width = MIN (natural->width, priv->max_width_chars * char_pixels); - natural->width = MAX (natural->width, required->width); - } + if (widest->width < smallest->width) + *smallest = *widest; g_object_unref (layout); } @@ -3587,36 +3559,28 @@ gtk_label_get_preferred_size (GtkWidget *widget, { GtkLabel *label = GTK_LABEL (widget); GtkLabelPrivate *priv = label->priv; - PangoRectangle required_rect; - PangoRectangle natural_rect; - gint xpad, ypad; + PangoRectangle widest_rect; + PangoRectangle smallest_rect; + GtkBorder border; - gtk_label_get_preferred_layout_size (label, &required_rect, &natural_rect); + gtk_label_get_preferred_layout_size (label, &smallest_rect, &widest_rect); /* Now that we have minimum and natural sizes in pango extents, apply a possible transform */ if (priv->have_transform) { - PangoLayout *copy; PangoContext *context; const PangoMatrix *matrix; - copy = pango_layout_copy (priv->layout); - context = pango_layout_get_context (copy); + context = pango_layout_get_context (priv->layout); matrix = pango_context_get_matrix (context); - pango_layout_set_width (copy, -1); - pango_layout_set_ellipsize (copy, PANGO_ELLIPSIZE_NONE); - - pango_layout_get_extents (copy, NULL, &natural_rect); - g_object_unref (copy); + pango_matrix_transform_rectangle (matrix, &widest_rect); + pango_matrix_transform_rectangle (matrix, &smallest_rect); - pango_matrix_transform_rectangle (matrix, &required_rect); - pango_matrix_transform_rectangle (matrix, &natural_rect); - - /* Bump the natural size in case of ellipsize to ensure pango has + /* Bump the size in case of ellipsize to ensure pango has * enough space in the angles (note, we could alternatively set the * layout to not ellipsize when we know we have been allocated our - * full natural size, or it may be that pango needs a fix here). + * full size, or it may be that pango needs a fix here). */ if (priv->ellipsize && priv->angle != 0 && priv->angle != 90 && priv->angle != 180 && priv->angle != 270 && priv->angle != 360) @@ -3624,18 +3588,20 @@ gtk_label_get_preferred_size (GtkWidget *widget, /* For some reason we only need this at about 110 degrees, and only * when gaining in height */ - natural_rect.height += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; - natural_rect.width += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; + widest_rect.height += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; + widest_rect.width += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; + smallest_rect.height += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; + smallest_rect.width += ROTATION_ELLIPSIZE_PADDING * 2 * PANGO_SCALE; } } - required_rect.width = PANGO_PIXELS_CEIL (required_rect.width); - required_rect.height = PANGO_PIXELS_CEIL (required_rect.height); + widest_rect.width = PANGO_PIXELS_CEIL (widest_rect.width); + widest_rect.height = PANGO_PIXELS_CEIL (widest_rect.height); - natural_rect.width = PANGO_PIXELS_CEIL (natural_rect.width); - natural_rect.height = PANGO_PIXELS_CEIL (natural_rect.height); + smallest_rect.width = PANGO_PIXELS_CEIL (smallest_rect.width); + smallest_rect.height = PANGO_PIXELS_CEIL (smallest_rect.height); - gtk_misc_get_padding (GTK_MISC (label), &xpad, &ypad); + _gtk_misc_get_padding_and_border (GTK_MISC (label), &border); if (orientation == GTK_ORIENTATION_HORIZONTAL) { @@ -3650,19 +3616,19 @@ gtk_label_get_preferred_size (GtkWidget *widget, */ get_size_for_allocation (label, GTK_ORIENTATION_VERTICAL, - required_rect.height, + smallest_rect.height, minimum_size, natural_size); } else { /* Normal desired width */ - *minimum_size = required_rect.width; - *natural_size = natural_rect.width; + *minimum_size = smallest_rect.width; + *natural_size = widest_rect.width; } - *minimum_size += xpad * 2; - *natural_size += xpad * 2; + *minimum_size += border.left + border.right; + *natural_size += border.left + border.right; } else /* GTK_ORIENTATION_VERTICAL */ { @@ -3677,7 +3643,7 @@ gtk_label_get_preferred_size (GtkWidget *widget, */ get_size_for_allocation (label, GTK_ORIENTATION_HORIZONTAL, - required_rect.width, + widest_rect.width, minimum_size, natural_size); } else @@ -3685,16 +3651,15 @@ gtk_label_get_preferred_size (GtkWidget *widget, /* A vertically rotated label does w4h, so return the base * desired height (text length) */ - *minimum_size = required_rect.height; - *natural_size = natural_rect.height; + *minimum_size = MIN (smallest_rect.height, widest_rect.height); + *natural_size = MAX (smallest_rect.height, widest_rect.height); } - *minimum_size += ypad * 2; - *natural_size += ypad * 2; + *minimum_size += border.top + border.bottom; + *natural_size += border.top + border.bottom; } } - static void gtk_label_get_preferred_width (GtkWidget *widget, gint *minimum_size, @@ -3722,22 +3687,22 @@ gtk_label_get_preferred_width_for_height (GtkWidget *widget, if (priv->wrap && (priv->angle == 90 || priv->angle == 270)) { - gint xpad, ypad; + GtkBorder border; - gtk_misc_get_padding (GTK_MISC (label), &xpad, &ypad); + _gtk_misc_get_padding_and_border (GTK_MISC (label), &border); if (priv->wrap) gtk_label_clear_layout (label); get_size_for_allocation (label, GTK_ORIENTATION_VERTICAL, - MAX (1, height - (ypad * 2)), + MAX (1, height - border.top - border.bottom), minimum_width, natural_width); if (minimum_width) - *minimum_width += xpad * 2; + *minimum_width += border.right + border.left; if (natural_width) - *natural_width += xpad * 2; + *natural_width += border.right + border.left; } else GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_width, natural_width); @@ -3754,22 +3719,22 @@ gtk_label_get_preferred_height_for_width (GtkWidget *widget, if (priv->wrap && (priv->angle == 0 || priv->angle == 180 || priv->angle == 360)) { - gint xpad, ypad; + GtkBorder border; - gtk_misc_get_padding (GTK_MISC (label), &xpad, &ypad); + _gtk_misc_get_padding_and_border (GTK_MISC (label), &border); if (priv->wrap) gtk_label_clear_layout (label); get_size_for_allocation (label, GTK_ORIENTATION_HORIZONTAL, - MAX (1, width - xpad * 2), + MAX (1, width - border.left - border.right), minimum_height, natural_height); if (minimum_height) - *minimum_height += ypad * 2; + *minimum_height += border.top + border.bottom; if (natural_height) - *natural_height += ypad * 2; + *natural_height += border.top + border.bottom; } else GTK_WIDGET_GET_CLASS (widget)->get_preferred_height (widget, minimum_height, natural_height); @@ -3835,8 +3800,8 @@ gtk_label_update_cursor (GtkLabel *label) } static void -gtk_label_state_changed (GtkWidget *widget, - GtkStateType prev_state) +gtk_label_state_flags_changed (GtkWidget *widget, + GtkStateFlags prev_state) { GtkLabel *label = GTK_LABEL (widget); GtkLabelPrivate *priv = label->priv; @@ -3849,32 +3814,8 @@ gtk_label_state_changed (GtkWidget *widget, gtk_label_update_cursor (label); } - if (GTK_WIDGET_CLASS (gtk_label_parent_class)->state_changed) - GTK_WIDGET_CLASS (gtk_label_parent_class)->state_changed (widget, prev_state); -} - -static void -gtk_label_style_updated (GtkWidget *widget) -{ - GtkLabel *label = GTK_LABEL (widget); - - GTK_WIDGET_CLASS (gtk_label_parent_class)->style_updated (widget); - - /* We have to clear the layout, fonts etc. may have changed */ - gtk_label_clear_layout (label); -} - -static void -gtk_label_direction_changed (GtkWidget *widget, - GtkTextDirection previous_dir) -{ - GtkLabel *label = GTK_LABEL (widget); - GtkLabelPrivate *priv = label->priv; - - if (priv->layout) - pango_layout_context_changed (priv->layout); - - GTK_WIDGET_CLASS (gtk_label_parent_class)->direction_changed (widget, previous_dir); + if (GTK_WIDGET_CLASS (gtk_label_parent_class)->state_flags_changed) + GTK_WIDGET_CLASS (gtk_label_parent_class)->state_flags_changed (widget, prev_state); } static void @@ -3886,9 +3827,9 @@ get_layout_location (GtkLabel *label, GtkMisc *misc; GtkWidget *widget; GtkLabelPrivate *priv; + GtkBorder border; gint req_width, x, y; gint req_height; - gint xpad, ypad; gfloat xalign, yalign; PangoRectangle logical; @@ -3897,7 +3838,7 @@ get_layout_location (GtkLabel *label, priv = label->priv; gtk_misc_get_alignment (misc, &xalign, &yalign); - gtk_misc_get_padding (misc, &xpad, &ypad); + _gtk_misc_get_padding_and_border (GTK_MISC (label), &border); if (gtk_widget_get_direction (widget) != GTK_TEXT_DIR_LTR) xalign = 1.0 - xalign; @@ -3916,13 +3857,12 @@ get_layout_location (GtkLabel *label, req_width = logical.width; req_height = logical.height; - req_width += 2 * xpad; - req_height += 2 * ypad; + req_width += border.left + border.right; + req_height += border.top + border.bottom; gtk_widget_get_allocation (widget, &allocation); - x = floor (allocation.x + xpad + xalign * (allocation.width - req_width) - logical.x); - + x = floor (allocation.x + border.left + xalign * (allocation.width - req_width) - logical.x); /* bgo#315462 - For single-line labels, *do* align the requisition with * respect to the allocation, even if we are under-allocated. For multi-line @@ -3938,9 +3878,9 @@ get_layout_location (GtkLabel *label, * middle". You want to read the first line, at least, to get some context. */ if (pango_layout_get_line_count (priv->layout) == 1) - y = floor (allocation.y + ypad + (allocation.height - req_height) * yalign) - logical.y; + y = floor (allocation.y + border.top + (allocation.height - req_height) * yalign) - logical.y; else - y = floor (allocation.y + ypad + MAX ((allocation.height - req_height) * yalign, 0)) - logical.y; + y = floor (allocation.y + border.top + MAX ((allocation.height - req_height) * yalign, 0)) - logical.y; if (xp) *xp = x; @@ -3949,26 +3889,6 @@ get_layout_location (GtkLabel *label, *yp = y; } -static void -draw_insertion_cursor (GtkLabel *label, - cairo_t *cr, - GdkRectangle *cursor_location, - gboolean is_primary, - PangoDirection direction, - gboolean draw_arrow) -{ - GtkWidget *widget = GTK_WIDGET (label); - GtkTextDirection text_dir; - - if (direction == PANGO_DIRECTION_LTR) - text_dir = GTK_TEXT_DIR_LTR; - else - text_dir = GTK_TEXT_DIR_RTL; - - gtk_draw_insertion_cursor (widget, cr, cursor_location, - is_primary, text_dir, draw_arrow); -} - static PangoDirection get_cursor_direction (GtkLabel *label) { @@ -3997,85 +3917,6 @@ get_cursor_direction (GtkLabel *label) return PANGO_DIRECTION_LTR; } -static void -gtk_label_draw_cursor (GtkLabel *label, cairo_t *cr, gint xoffset, gint yoffset) -{ - GtkLabelPrivate *priv = label->priv; - GtkWidget *widget; - - if (priv->select_info == NULL) - return; - - widget = GTK_WIDGET (label); - - if (gtk_widget_is_drawable (widget)) - { - PangoDirection keymap_direction; - PangoDirection cursor_direction; - PangoRectangle strong_pos, weak_pos; - gboolean split_cursor; - PangoRectangle *cursor1 = NULL; - PangoRectangle *cursor2 = NULL; - GdkRectangle cursor_location; - PangoDirection dir1 = PANGO_DIRECTION_NEUTRAL; - PangoDirection dir2 = PANGO_DIRECTION_NEUTRAL; - - keymap_direction = gdk_keymap_get_direction (gdk_keymap_get_for_display (gtk_widget_get_display (widget))); - cursor_direction = get_cursor_direction (label); - - gtk_label_ensure_layout (label); - - pango_layout_get_cursor_pos (priv->layout, priv->select_info->selection_end, - &strong_pos, &weak_pos); - - g_object_get (gtk_widget_get_settings (widget), - "gtk-split-cursor", &split_cursor, - NULL); - - dir1 = cursor_direction; - - if (split_cursor) - { - cursor1 = &strong_pos; - - if (strong_pos.x != weak_pos.x || - strong_pos.y != weak_pos.y) - { - dir2 = (cursor_direction == PANGO_DIRECTION_LTR) ? PANGO_DIRECTION_RTL : PANGO_DIRECTION_LTR; - cursor2 = &weak_pos; - } - } - else - { - if (keymap_direction == cursor_direction) - cursor1 = &strong_pos; - else - cursor1 = &weak_pos; - } - - cursor_location.x = xoffset + PANGO_PIXELS (cursor1->x); - cursor_location.y = yoffset + PANGO_PIXELS (cursor1->y); - cursor_location.width = 0; - cursor_location.height = PANGO_PIXELS (cursor1->height); - - draw_insertion_cursor (label, cr, - &cursor_location, TRUE, dir1, - dir2 != PANGO_DIRECTION_NEUTRAL); - - if (dir2 != PANGO_DIRECTION_NEUTRAL) - { - cursor_location.x = xoffset + PANGO_PIXELS (cursor2->x); - cursor_location.y = yoffset + PANGO_PIXELS (cursor2->y); - cursor_location.width = 0; - cursor_location.height = PANGO_PIXELS (cursor2->height); - - draw_insertion_cursor (label, cr, - &cursor_location, FALSE, dir2, - TRUE); - } - } -} - static GtkLabelLink * gtk_label_get_focus_link (GtkLabel *label) { @@ -4114,29 +3955,34 @@ gtk_label_draw (GtkWidget *widget, gtk_label_ensure_layout (label); + context = gtk_widget_get_style_context (widget); + gtk_widget_get_allocation (widget, &allocation); + + gtk_render_background (context, cr, + 0, 0, + allocation.width, allocation.height); + gtk_render_frame (context, cr, + 0, 0, + allocation.width, allocation.height); + if (priv->text && (*priv->text != '\0')) { - GdkRGBA bg_color, fg_color; - get_layout_location (label, &x, &y); - context = gtk_widget_get_style_context (widget); - gtk_widget_get_allocation (widget, &allocation); - cairo_translate (cr, -allocation.x, -allocation.y); - state = gtk_widget_get_state_flags (widget); - gtk_style_context_set_state (context, state); - gtk_render_layout (context, cr, x, y, priv->layout); + state = gtk_widget_get_state_flags (widget); + if (info && (info->selection_anchor != info->selection_end)) { gint range[2]; cairo_region_t *clip; + GdkRGBA bg_color, fg_color; range[0] = info->selection_anchor; range[1] = info->selection_end; @@ -4159,10 +4005,7 @@ gtk_label_draw (GtkWidget *widget, gdk_cairo_region (cr, clip); cairo_clip (cr); - state = GTK_STATE_FLAG_SELECTED; - - if (gtk_widget_has_focus (widget)) - state |= GTK_STATE_FLAG_FOCUSED; + state |= GTK_STATE_FLAG_SELECTED; gtk_style_context_get_color (context, state, &fg_color); gtk_style_context_get_background_color (context, state, &bg_color); @@ -4185,11 +4028,21 @@ gtk_label_draw (GtkWidget *widget, cairo_region_t *clip; GdkRectangle rect; GdkColor *text_color; - GdkColor *link_color; - GdkColor *visited_link_color; + GdkColor link_color; + GdkColor visited_link_color; + + if (info->selectable && + gtk_widget_has_focus (widget) && + gtk_widget_is_drawable (widget)) + { + PangoDirection cursor_direction; - if (info->selectable && gtk_widget_has_focus (widget)) - gtk_label_draw_cursor (label, cr, x, y); + cursor_direction = get_cursor_direction (label); + gtk_render_insertion_cursor (context, cr, + x, y, + priv->layout, priv->select_info->selection_end, + cursor_direction); + } focus_link = gtk_label_get_focus_link (label); active_link = info->active_link; @@ -4213,27 +4066,26 @@ gtk_label_draw (GtkWidget *widget, gtk_label_get_link_colors (widget, &link_color, &visited_link_color); if (active_link->visited) - text_color = visited_link_color; + text_color = &visited_link_color; else - text_color = link_color; + text_color = &link_color; if (info->link_clicked) - state = GTK_STATE_FLAG_ACTIVE; + state |= GTK_STATE_FLAG_ACTIVE; else - state = GTK_STATE_FLAG_PRELIGHT; + state |= GTK_STATE_FLAG_PRELIGHT; gtk_style_context_get_background_color (context, state, &bg_color); gdk_cairo_set_source_rgba (cr, &bg_color); cairo_paint (cr); - gdk_cairo_set_source_color (cr, text_color); + cairo_set_source_rgb (cr, text_color->red / 65535., + text_color->green / 65535., + text_color->blue / 65535.); cairo_move_to (cr, x, y); _gtk_pango_fill_layout (cr, priv->layout); - gdk_color_free (link_color); - gdk_color_free (visited_link_color); - cairo_restore (cr); } @@ -4248,9 +4100,6 @@ gtk_label_draw (GtkWidget *widget, 1); cairo_region_get_extents (clip, &rect); - state = gtk_widget_get_state_flags (widget); - gtk_style_context_set_state (context, state); - gtk_render_focus (context, cr, rect.x, rect.y, rect.width, rect.height); @@ -4715,16 +4564,16 @@ gtk_label_button_press (GtkWidget *widget, if (info->active_link) { - if (event->button == 1) + if (gdk_event_triggers_context_menu ((GdkEvent *) event)) { info->link_clicked = 1; - gtk_widget_queue_draw (widget); + gtk_label_do_popup (label, event); + return TRUE; } - else if (event->button == 3 && event->type == GDK_BUTTON_PRESS) + else if (event->button == GDK_BUTTON_PRIMARY) { info->link_clicked = 1; - gtk_label_do_popup (label, event); - return TRUE; + gtk_widget_queue_draw (widget); } } @@ -4734,7 +4583,13 @@ gtk_label_button_press (GtkWidget *widget, info->in_drag = FALSE; info->select_words = FALSE; - if (event->button == 1) + if (gdk_event_triggers_context_menu ((GdkEvent *) event)) + { + gtk_label_do_popup (label, event); + + return TRUE; + } + else if (event->button == GDK_BUTTON_PRIMARY) { if (!gtk_widget_has_focus (widget)) { @@ -4808,12 +4663,7 @@ gtk_label_button_press (GtkWidget *widget, return TRUE; } - else if (event->button == 3 && event->type == GDK_BUTTON_PRESS) - { - gtk_label_do_popup (label, event); - return TRUE; - } return FALSE; } @@ -4840,7 +4690,7 @@ gtk_label_button_release (GtkWidget *widget, return FALSE; } - if (event->button != 1) + if (event->button != GDK_BUTTON_PRIMARY) return FALSE; if (info->active_link && @@ -5137,7 +4987,7 @@ gtk_label_create_window (GtkLabel *label) priv->select_info->window = gdk_window_new (gtk_widget_get_window (widget), &attributes, attributes_mask); - gdk_window_set_user_data (priv->select_info->window, widget); + gtk_widget_register_window (widget, priv->select_info->window); if (attributes_mask & GDK_WA_CURSOR) g_object_unref (attributes.cursor); @@ -5153,7 +5003,7 @@ gtk_label_destroy_window (GtkLabel *label) if (priv->select_info->window == NULL) return; - gdk_window_set_user_data (priv->select_info->window, NULL); + gtk_widget_unregister_window (GTK_WIDGET (label), priv->select_info->window); gdk_window_destroy (priv->select_info->window); priv->select_info->window = NULL; } @@ -6359,67 +6209,11 @@ gtk_label_clear_links (GtkLabel *label) if (!priv->select_info) return; - g_list_foreach (priv->select_info->links, (GFunc)link_free, NULL); - g_list_free (priv->select_info->links); + g_list_free_full (priv->select_info->links, (GDestroyNotify) link_free); priv->select_info->links = NULL; priv->select_info->active_link = NULL; } -static void -gtk_label_rescan_links (GtkLabel *label) -{ - GtkLabelPrivate *priv = label->priv; - PangoLayout *layout = priv->layout; - PangoAttrList *attlist; - PangoAttrIterator *iter; - GList *links; - - if (!priv->select_info || !priv->select_info->links) - return; - - attlist = pango_layout_get_attributes (layout); - - if (attlist == NULL) - return; - - iter = pango_attr_list_get_iterator (attlist); - - links = priv->select_info->links; - - do - { - PangoAttribute *underline; - PangoAttribute *color; - - underline = pango_attr_iterator_get (iter, PANGO_ATTR_UNDERLINE); - color = pango_attr_iterator_get (iter, PANGO_ATTR_FOREGROUND); - - if (underline != NULL && color != NULL) - { - gint start, end; - PangoRectangle start_pos; - PangoRectangle end_pos; - GtkLabelLink *link; - - pango_attr_iterator_range (iter, &start, &end); - pango_layout_index_to_pos (layout, start, &start_pos); - pango_layout_index_to_pos (layout, end, &end_pos); - - if (links == NULL) - { - g_warning ("Ran out of links"); - break; - } - link = links->data; - links = links->next; - link->start = start; - link->end = end; - } - } while (pango_attr_iterator_next (iter)); - - pango_attr_iterator_destroy (iter); -} - static gboolean gtk_label_activate_link (GtkLabel *label, const gchar *uri) @@ -6449,7 +6243,7 @@ emit_activate_link (GtkLabel *label, { link->visited = TRUE; /* FIXME: shouldn't have to redo everything here */ - gtk_label_recalculate (label); + gtk_label_clear_layout (label); } }