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author | Benjamin Otte <otte@redhat.com> | 2010-10-21 00:10:53 +0800 |
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committer | Matthew Barnes <mbarnes@redhat.com> | 2010-10-30 01:50:03 +0800 |
commit | eab0fac0cc6bdc0db3065b7764c895472a4aaf5a (patch) | |
tree | 34a6ee0be3e515f3adaa07fcfa6c971a016d0180 | |
parent | ecee88725fa7099e258f44d29250dadf7c3bf2fe (diff) | |
download | gsoc2013-evolution-eab0fac0cc6bdc0db3065b7764c895472a4aaf5a.tar.gz gsoc2013-evolution-eab0fac0cc6bdc0db3065b7764c895472a4aaf5a.tar.zst gsoc2013-evolution-eab0fac0cc6bdc0db3065b7764c895472a4aaf5a.zip |
e-table: Use Pango ellipsizing instead of manual arrow drawing
-rw-r--r-- | widgets/table/e-table-header-utils.c | 102 |
1 files changed, 11 insertions, 91 deletions
diff --git a/widgets/table/e-table-header-utils.c b/widgets/table/e-table-header-utils.c index fe542d76fc..d3b21dcc8f 100644 --- a/widgets/table/e-table-header-utils.c +++ b/widgets/table/e-table-header-utils.c @@ -219,91 +219,6 @@ make_composite_pixmap (GdkDrawable *drawable, GdkGC *gc, } #endif -/* Default width of the elision arrow in pixels */ -#define ARROW_WIDTH 4 - -/** - * e_table_draw_elided_string: - * @drawable: Destination drawable. - * @font: Font for the text. - * @gc: GC to use for drawing. - * @x: X insertion point for the string. - * @y: Y insertion point for the string's baseline. - * @layout: the PangoLayout to draw. - * @str: the string we're drawing, passed in so we can change the layout if - * it needs eliding. - * @max_width: Maximum width in which the string must fit. - * @center: Whether to center the string in the available area if it does fit. - * - * Draws a string, possibly trimming it so that it fits inside the specified - * maximum width. If it does not fit, an elision indicator is drawn after the - * last character that does fit. - **/ -static void -e_table_draw_elided_string (GdkDrawable *drawable, GdkGC *gc, GtkWidget *widget, - gint x, gint y, PangoLayout *layout, gchar *str, - gint max_width, gboolean center) -{ - gint width; - gint height; - gint index; - GSList *lines; - PangoLayoutLine *line; - - g_return_if_fail (drawable != NULL); - g_return_if_fail (gc != NULL); - g_return_if_fail (layout != NULL); - g_return_if_fail (max_width >= 0); - - pango_layout_get_pixel_size (layout, &width, &height); - - gdk_gc_set_clip_rectangle (gc, NULL); - - if (width <= max_width) { - gint xpos; - - if (center) - xpos = x + (max_width - width) / 2; - else - xpos = x; - - gdk_draw_layout (drawable, gc, - xpos, y, - layout); - } else { - gint arrow_width; - gint i; - - if (max_width < ARROW_WIDTH + 1) - arrow_width = max_width - 1; - else - arrow_width = ARROW_WIDTH; - - lines = pango_layout_get_lines (layout); - line = lines->data; - - if (!pango_layout_line_x_to_index (line, - (max_width - arrow_width) * PANGO_SCALE, - &index, - NULL)) { - g_warning ("pango_layout_line_x_to_index returned false"); - return; - } - - pango_layout_set_text (layout, str, index); - - gdk_draw_layout (drawable, gc, x, y, layout); - - for (i = 0; i < arrow_width; i++) { - gdk_draw_line (drawable, gc, - x + max_width - i, - y + height / 2 - i, - x + max_width - i, - y + height / 2 + i + 1); - } - } -} - /** * e_table_header_draw_button: * @drawable: Destination drawable. @@ -403,6 +318,7 @@ e_table_header_draw_button (GdkDrawable *drawable, ETableCol *ecol, return; /* nothing else fits */ layout = build_header_layout (widget, ecol->text); + pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END); /* Pixbuf or label */ if (ecol->icon_name != NULL) { @@ -432,9 +348,11 @@ e_table_header_draw_button (GdkDrawable *drawable, ETableCol *ecol, ypos = inner_y; - e_table_draw_elided_string (drawable, gc, widget, - xpos + pwidth + 1, ypos, - layout, ecol->text, inner_width - (xpos - inner_x), FALSE); + pango_layout_set_width (layout, (inner_width - (xpos - inner_x)) * PANGO_SCALE); + + gdk_draw_layout (drawable, gc, + xpos + pwidth + 1, ypos, + layout); } /* FIXME: For some reason, under clutter gdk_draw_rgb_image_dithalign crashes @@ -465,9 +383,11 @@ e_table_header_draw_button (GdkDrawable *drawable, ETableCol *ecol, GDK_RGB_DITHER_NONE, 0, 0); } else { - e_table_draw_elided_string (drawable, gc, widget, - inner_x, inner_y, - layout, ecol->text, inner_width, FALSE); + pango_layout_set_width (layout, inner_width * PANGO_SCALE); + + gdk_draw_layout (drawable, gc, + inner_x, inner_y, + layout); } switch (arrow) { |