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Implement auto-bidi-direction, based on a patch from Dov Grobgeld.

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Mon Mar  1 10:31:11 2004  Owen Taylor  <otaylor@redhat.com>

        * gtk/gtkentry.c: Implement auto-bidi-direction,
        based on a patch from Dov Grobgeld. (#118540)
This commit is contained in:
Owen Taylor 2004-03-01 15:40:51 +00:00 committed by Owen Taylor
parent 699ed4ac95
commit f0d22047c3
6 changed files with 91 additions and 23 deletions
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5
ChangeLog
View File

@ -1,3 +1,8 @@
Mon Mar 1 10:31:11 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.c: Implement auto-bidi-direction,
based on a patch from Dov Grobgeld. (#118540)
Sun Feb 29 22:01:49 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Add gtk_entry_set_alignment()

5
ChangeLog.pre-2-10
View File

@ -1,3 +1,8 @@
Mon Mar 1 10:31:11 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.c: Implement auto-bidi-direction,
based on a patch from Dov Grobgeld. (#118540)
Sun Feb 29 22:01:49 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Add gtk_entry_set_alignment()

5
ChangeLog.pre-2-4
View File

@ -1,3 +1,8 @@
Mon Mar 1 10:31:11 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.c: Implement auto-bidi-direction,
based on a patch from Dov Grobgeld. (#118540)
Sun Feb 29 22:01:49 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Add gtk_entry_set_alignment()

5
ChangeLog.pre-2-6
View File

@ -1,3 +1,8 @@
Mon Mar 1 10:31:11 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.c: Implement auto-bidi-direction,
based on a patch from Dov Grobgeld. (#118540)
Sun Feb 29 22:01:49 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Add gtk_entry_set_alignment()

5
ChangeLog.pre-2-8
View File

@ -1,3 +1,8 @@
Mon Mar 1 10:31:11 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.c: Implement auto-bidi-direction,
based on a patch from Dov Grobgeld. (#118540)
Sun Feb 29 22:01:49 2004 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Add gtk_entry_set_alignment()

89
gtk/gtkentry.c
View File

@ -2420,7 +2420,7 @@ static void
gtk_entry_keymap_direction_changed (GdkKeymap *keymap,
GtkEntry *entry)
{
gtk_entry_queue_draw (entry);
gtk_entry_recompute (entry);
}
/* IM Context Callbacks
@ -2636,7 +2636,8 @@ static PangoLayout *
gtk_entry_create_layout (GtkEntry *entry,
gboolean include_preedit)
{
PangoLayout *layout = gtk_widget_create_pango_layout (GTK_WIDGET (entry), NULL);
GtkWidget *widget = GTK_WIDGET (entry);
PangoLayout *layout = gtk_widget_create_pango_layout (widget, NULL);
PangoAttrList *tmp_attrs = pango_attr_list_new ();
gchar *preedit_string = NULL;
@ -2701,6 +2702,33 @@ gtk_entry_create_layout (GtkEntry *entry,
}
else
{
PangoDirection pango_dir;
pango_dir = pango_find_base_dir (entry->text, entry->n_bytes);
if (pango_dir == PANGO_DIRECTION_NEUTRAL)
{
if (GTK_WIDGET_HAS_FOCUS (widget))
{
GdkDisplay *display = gtk_widget_get_display (widget);
GdkKeymap *keymap = gdk_keymap_get_for_display (display);
pango_dir = gdk_keymap_get_direction (keymap);
}
else
{
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
pango_dir = PANGO_DIRECTION_LTR;
else
pango_dir = PANGO_DIRECTION_RTL;
}
}
pango_context_set_base_dir (gtk_widget_get_pango_context (widget),
pango_dir);
pango_layout_set_alignment (layout, pango_dir);
entry->resolved_dir = pango_dir;
if (entry->visible)
{
pango_layout_set_text (layout, entry->text, entry->n_bytes);
@ -2870,15 +2898,32 @@ gtk_entry_draw_text (GtkEntry *entry)
}
}
static void
draw_insertion_cursor (GtkEntry *entry,
GdkRectangle *cursor_location,
PangoDirection direction,
gboolean is_primary,
gboolean draw_arrow)
{
GtkWidget *widget = GTK_WIDGET (entry);
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, entry->text_area, NULL,
cursor_location,
is_primary, text_dir, draw_arrow);
}
static void
gtk_entry_draw_cursor (GtkEntry *entry,
CursorType type)
{
GdkKeymap *keymap = gdk_keymap_get_for_display (gtk_widget_get_display (GTK_WIDGET (entry)));
GtkTextDirection keymap_direction =
(gdk_keymap_get_direction (keymap) == PANGO_DIRECTION_LTR) ?
GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
GtkTextDirection widget_direction = gtk_widget_get_direction (GTK_WIDGET (entry));
PangoDirection keymap_direction = gdk_keymap_get_direction (keymap);
if (GTK_WIDGET_DRAWABLE (entry))
{
@ -2889,8 +2934,8 @@ gtk_entry_draw_cursor (GtkEntry *entry,
gint xoffset = INNER_BORDER - entry->scroll_offset;
gint strong_x, weak_x;
gint text_area_height;
GtkTextDirection dir1 = GTK_TEXT_DIR_NONE;
GtkTextDirection dir2 = GTK_TEXT_DIR_NONE;
PangoDirection dir1 = PANGO_DIRECTION_NEUTRAL;
PangoDirection dir2 = PANGO_DIRECTION_NEUTRAL;
gint x1 = 0;
gint x2 = 0;
@ -2902,7 +2947,7 @@ gtk_entry_draw_cursor (GtkEntry *entry,
"gtk-split-cursor", &split_cursor,
NULL);
dir1 = widget_direction;
dir1 = entry->resolved_dir;
if (split_cursor)
{
@ -2910,13 +2955,13 @@ gtk_entry_draw_cursor (GtkEntry *entry,
if (weak_x != strong_x)
{
dir2 = (widget_direction == GTK_TEXT_DIR_LTR) ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR;
dir2 = (entry->resolved_dir == PANGO_DIRECTION_LTR) ? PANGO_DIRECTION_RTL : PANGO_DIRECTION_LTR;
x2 = weak_x;
}
}
else
{
if (keymap_direction == widget_direction)
if (keymap_direction == entry->resolved_dir)
x1 = strong_x;
else
x1 = weak_x;
@ -2927,16 +2972,16 @@ gtk_entry_draw_cursor (GtkEntry *entry,
cursor_location.width = 0;
cursor_location.height = text_area_height - 2 * INNER_BORDER ;
gtk_draw_insertion_cursor (widget, entry->text_area, NULL,
&cursor_location, TRUE, dir1,
dir2 != GTK_TEXT_DIR_NONE);
draw_insertion_cursor (entry,
&cursor_location, TRUE, dir1,
dir2 != PANGO_DIRECTION_NEUTRAL);
if (dir2 != GTK_TEXT_DIR_NONE)
if (dir2 != PANGO_DIRECTION_NEUTRAL)
{
cursor_location.x = xoffset + x2;
gtk_draw_insertion_cursor (widget, entry->text_area, NULL,
&cursor_location, FALSE, dir2,
TRUE);
draw_insertion_cursor (entry,
&cursor_location, FALSE, dir2,
TRUE);
}
}
}
@ -3071,7 +3116,7 @@ gtk_entry_adjust_scroll (GtkEntry *entry)
/* Display as much text as we can */
if (gtk_widget_get_direction (GTK_WIDGET (entry)) == GTK_TEXT_DIR_LTR)
if (entry->resolved_dir == PANGO_DIRECTION_LTR)
xalign = priv->xalign;
else
xalign = 1.0 - priv->xalign;
@ -3163,11 +3208,9 @@ gtk_entry_move_visually (GtkEntry *entry,
else
{
GdkKeymap *keymap = gdk_keymap_get_for_display (gtk_widget_get_display (GTK_WIDGET (entry)));
GtkTextDirection keymap_direction =
(gdk_keymap_get_direction (keymap) == PANGO_DIRECTION_LTR) ?
GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
PangoDirection keymap_direction = gdk_keymap_get_direction (keymap);
strong = keymap_direction == gtk_widget_get_direction (GTK_WIDGET (entry));
strong = keymap_direction == entry->resolved_dir;
}
if (count > 0)