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authorChristopher James Lahey <clahey@helixcode.com>2000-04-05 09:08:22 +0800
committerChris Lahey <clahey@src.gnome.org>2000-04-05 09:08:22 +0800
commitab9a56f51b6c836884eb1fd7d8864807e6c5ed40 (patch)
treeb6be15cf3a99b7155604620bd0d62259585f0b19 /widgets/text
parenta1b1de916fda3132bdef73578216ac80c08c9aaf (diff)
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Removed an unnecessary get_bounds call.
2000-04-04 Christopher James Lahey <clahey@helixcode.com> * widgets/e-text/e-text.c: Removed an unnecessary get_bounds call. (From a patch by Iain Holmes <ih@csd.abdn.ac.uk>) * widgets/e-text/e-text.c: Made tooltips look more like the underlying text. Made tooltips show up more consistently. svn path=/trunk/; revision=2290
Diffstat (limited to 'widgets/text')
-rw-r--r--widgets/text/e-text.c82
1 files changed, 62 insertions, 20 deletions
diff --git a/widgets/text/e-text.c b/widgets/text/e-text.c
index 03c230feb0..19dd826fe2 100644
--- a/widgets/text/e-text.c
+++ b/widgets/text/e-text.c
@@ -140,6 +140,9 @@ static ETextSuckFont *e_suck_font (GdkFont *font);
static void e_suck_font_free (ETextSuckFont *suckfont);
static void e_text_free_lines(EText *text);
+static void calc_height (EText *text);
+static void calc_line_widths (EText *text);
+static void split_into_lines (EText *text);
static GnomeCanvasItemClass *parent_class;
static GdkAtom clipboard_atom = GDK_NONE;
@@ -299,7 +302,7 @@ e_text_init (EText *text)
text->y = 0.0;
text->anchor = GTK_ANCHOR_CENTER;
text->justification = GTK_JUSTIFY_LEFT;
- text->clip_width = 1.0;
+ text->clip_width = -1.0;
text->clip_height = -1.0;
text->xofs = 0.0;
text->yofs = 0.0;
@@ -486,6 +489,7 @@ get_bounds_item_relative (EText *text, double *px1, double *py1, double *px2, do
*px1 = clip_x;
*py1 = clip_y;
*px2 = clip_x + text->clip_width;
+
if ( text->clip_height >= 0 )
*py2 = clip_y + text->clip_height;
else
@@ -502,7 +506,7 @@ static void
get_bounds (EText *text, double *px1, double *py1, double *px2, double *py2)
{
GnomeCanvasItem *item;
- double wx, wy;
+ double wx, wy, clip_width;
item = GNOME_CANVAS_ITEM (text);
@@ -513,10 +517,18 @@ get_bounds (EText *text, double *px1, double *py1, double *px2, double *py2)
gnome_canvas_item_i2w (item, &wx, &wy);
gnome_canvas_w2c (item->canvas, wx + text->xofs, wy + text->yofs, &text->cx, &text->cy);
- /* Get canvas pixel coordinates for clip rectangle position */
+ /* Calculate the width and heights */
+ calc_height (text);
+ calc_line_widths (text);
+
+ if (text->clip_width < 0)
+ clip_width = text->max_width;
+ else
+ clip_width = text->clip_width;
+ /* Get canvas pixel coordinates for clip rectangle position */
gnome_canvas_w2c (item->canvas, wx, wy, &text->clip_cx, &text->clip_cy);
- text->clip_cwidth = text->clip_width * item->canvas->pixels_per_unit;
+ text->clip_cwidth = clip_width * item->canvas->pixels_per_unit;
if ( text->clip_height >= 0 )
text->clip_cheight = text->clip_height * item->canvas->pixels_per_unit;
else
@@ -593,6 +605,10 @@ calc_height (EText *text)
old_height = text->height;
+ /* Make sure the text is split into lines first */
+ if (text->text && text->num_lines == 0)
+ split_into_lines (text);
+
if (text->text && text->font)
text->height = (text->font->ascent + text->font->descent) * text->num_lines;
else
@@ -620,6 +636,10 @@ calc_line_widths (EText *text)
int i;
int j;
+ /* Make sure line has been split */
+ if (text->text && text->num_lines == 0)
+ split_into_lines (text);
+
lines = text->lines;
text->max_width = 0;
@@ -639,7 +659,8 @@ calc_line_widths (EText *text)
if (text->clip &&
text->use_ellipsis &&
! text->editing &&
- lines->width > text->clip_width) {
+ lines->width > text->clip_width &&
+ text->clip_width >= 0) {
if (text->font) {
lines->ellipsis_length = 0;
for (j = 0; j < lines->length; j++ ) {
@@ -933,6 +954,7 @@ e_text_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
break;
case ARG_TEXT:
+ text->num_lines = 1;
e_text_model_set_text(text->model, GTK_VALUE_STRING (*arg));
break;
@@ -1395,7 +1417,6 @@ e_text_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int fla
art_drect_affine_transform (&c_bbox, &i_bbox, affine);
}
text->needs_recalc_bounds = 0;
- get_bounds (text, &x1, &y1, &x2, &y2);
}
if ( text->needs_redraw ) {
gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
@@ -2115,9 +2136,10 @@ _do_tooltip (gpointer data)
{
EText *text = E_TEXT (data);
struct line *lines;
- GtkWidget *label, *vbox;
+ GtkWidget *canvas;
gint x, y, pointer_x, pointer_y, scr_w, scr_h, tip_w, tip_h;
int i;
+ gdouble max_width;
gboolean cut_off;
if (text->editing)
@@ -2143,21 +2165,40 @@ _do_tooltip (gpointer data)
gdk_window_get_pointer (NULL, &pointer_x, &pointer_y, NULL);
text->tooltip_window = gtk_window_new (GTK_WINDOW_POPUP);
- vbox = gtk_vbox_new (TRUE, 0);
- lines = text->lines;
- for (i = 0; i < text->num_lines; i++) {
- gchar *linetext;
+ gtk_container_set_border_width (GTK_CONTAINER (text->tooltip_window), 2);
- linetext = g_strndup (lines->text, lines->length);
- label = gtk_label_new (linetext);
- g_free (linetext);
- gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
- gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
- lines++;
+ canvas = e_canvas_new ();
+ gtk_container_add (GTK_CONTAINER (text->tooltip_window), canvas);
+
+ /* Ensure valid height field */
+ calc_height (text);
+
+ /* Get the longest line length */
+ max_width = 0.0;
+ for (lines = text->lines, i = 0; i < text->num_lines; lines++, i++) {
+ gdouble line_width;
+
+ line_width = gdk_text_width (text->font, lines->text, lines->length);
+ max_width = MAX (max_width, line_width);
}
- gtk_widget_show_all (vbox);
- gtk_container_add (GTK_CONTAINER (text->tooltip_window), vbox);
+ gnome_canvas_item_new (gnome_canvas_root (GNOME_CANVAS (canvas)),
+ e_text_get_type (),
+ "anchor", GTK_ANCHOR_NW,
+ "font_gdk", text->font,
+ "text", text->text,
+ "editable", FALSE,
+ "clip_width", max_width,
+ "clip_height", (double)text->height,
+ "clip", TRUE,
+ NULL);
+
+ gtk_widget_set_usize (text->tooltip_window,
+ (int)max_width + 4,
+ text->height + 4);
+ gnome_canvas_set_scroll_region (GNOME_CANVAS(canvas), 0.0, 0.0,
+ max_width, (double)text->height);
+ gtk_widget_show (canvas);
gtk_widget_realize (text->tooltip_window);
tip_w = text->tooltip_window->allocation.width;
tip_h = text->tooltip_window->allocation.height;
@@ -2326,7 +2367,8 @@ e_text_event (GnomeCanvasItem *item, GdkEvent *event)
}
break;
case GDK_LEAVE_NOTIFY:
- text->tooltip_count --;
+ if (text->tooltip_count > 0)
+ text->tooltip_count --;
if ( text->tooltip_count == 0 && text->clip) {
if ( text->tooltip_timeout ) {
gtk_timeout_remove (text->tooltip_timeout);