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Fix some problems with vertical alignment.

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Sat Jul 22 17:41:26 2000  Owen Taylor  <otaylor@redhat.com>

	* gtk/gtkentry.[ch]: Fix some problems with vertical
	alignment.

	* gtk/gtkentry.c (gtk_entry_find_position): Fix
	char/byte confusion.
This commit is contained in:
Owen Taylor 2000-07-22 21:45:15 +00:00 committed by Owen Taylor
parent 6a2c2edf05
commit a338544d1a
9 changed files with 84 additions and 11 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-0
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-10
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-2
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-4
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-6
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

8
ChangeLog.pre-2-8
View File

@ -1,3 +1,11 @@
Sat Jul 22 17:41:26 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtkentry.[ch]: Fix some problems with vertical
alignment.
* gtk/gtkentry.c (gtk_entry_find_position): Fix
char/byte confusion.
Sat Jul 22 11:16:05 2000 Owen Taylor <otaylor@redhat.com>
* gtk/gtktextview.c (changed_handler): Fix bug where

36
gtk/gtkentry.c
View File

@ -371,6 +371,7 @@ gtk_entry_init (GtkEntry *entry)
entry->timer = 0;
entry->button = 0;
entry->ascent = 0;
entry->descent = 0;
/* This object is completely private. No external entity can gain a reference
* to it; so we create it here and destroy it in finalize().
@ -681,6 +682,7 @@ gtk_entry_size_request (GtkWidget *widget,
g_object_unref (G_OBJECT (font));
entry->ascent = metrics.ascent;
entry->descent = metrics.descent;
requisition->width = MIN_ENTRY_WIDTH + (widget->style->xthickness + INNER_BORDER) * 2;
requisition->height = ((metrics.ascent + metrics.descent) / PANGO_SCALE +
@ -1184,6 +1186,7 @@ gtk_entry_draw_text (GtkEntry *entry)
{
PangoRectangle logical_rect;
gint area_width, area_height;
gint y_pos;
gdk_window_get_size (entry->text_area, &area_width, &area_height);
area_height = PANGO_SCALE * (area_height - 2 * INNER_BORDER);
@ -1200,10 +1203,22 @@ gtk_entry_draw_text (GtkEntry *entry)
line = pango_layout_get_lines (entry->layout)->data;
pango_layout_line_get_extents (line, NULL, &logical_rect);
/* Align primarily for locale's ascent/descent */
y_pos = ((area_height - entry->ascent - entry->descent) / 2 +
entry->ascent + logical_rect.y);
/* Now see if we need to adjust to fit in actual drawn string */
if (logical_rect.height > area_height)
y_pos = (area_height - logical_rect.height) / 2;
else if (y_pos < 0)
y_pos = 0;
else if (y_pos + logical_rect.height > area_height)
y_pos = area_height - logical_rect.height;
y_pos = INNER_BORDER + y_pos / PANGO_SCALE;
gdk_draw_layout (entry->text_area, widget->style->text_gc [widget->state],
INNER_BORDER - entry->scroll_offset,
INNER_BORDER + ((area_height - logical_rect.height) / 2 +
entry->ascent + logical_rect.y) / PANGO_SCALE,
INNER_BORDER - entry->scroll_offset, y_pos,
entry->layout);
if (editable->selection_start_pos != editable->selection_end_pos)
@ -1224,7 +1239,7 @@ gtk_entry_draw_text (GtkEntry *entry)
GdkRectangle rect;
rect.x = INNER_BORDER - entry->scroll_offset + ranges[2*i] / PANGO_SCALE;
rect.y = INNER_BORDER + (entry->ascent + logical_rect.y) / PANGO_SCALE;
rect.y = y_pos;
rect.width = (ranges[2*i + 1] - ranges[2*i]) / PANGO_SCALE;
rect.height = logical_rect.height / PANGO_SCALE;
@ -1236,9 +1251,7 @@ gtk_entry_draw_text (GtkEntry *entry)
gdk_gc_set_clip_region (widget->style->fg_gc [selected_state], clip_region);
gdk_draw_layout (entry->text_area, widget->style->fg_gc [selected_state],
INNER_BORDER - entry->scroll_offset,
INNER_BORDER + ((area_height - logical_rect.height) / 2 +
entry->ascent + logical_rect.y) / PANGO_SCALE,
INNER_BORDER - entry->scroll_offset, y_pos,
entry->layout);
gdk_gc_set_clip_region (widget->style->fg_gc [selected_state], NULL);
@ -1321,6 +1334,7 @@ gtk_entry_find_position (GtkEntry *entry,
{
PangoLayoutLine *line;
gint index;
gint pos;
gboolean trailing;
gtk_entry_ensure_layout (entry);
@ -1328,10 +1342,12 @@ gtk_entry_find_position (GtkEntry *entry,
line = pango_layout_get_lines (entry->layout)->data;
pango_layout_line_x_to_index (line, x * PANGO_SCALE, &index, &trailing);
if (trailing)
index = g_utf8_next_char (entry->text + index) - entry->text;
pos = g_utf8_pointer_to_offset (entry->text, entry->text + index);
return index;
if (trailing)
pos += 1;
return pos;
}
static void

1
gtk/gtkentry.h
View File

@ -70,6 +70,7 @@ struct _GtkEntry
PangoLayout *layout;
gint scroll_offset;
gint ascent; /* font ascent, in pango units */
gint descent; /* font descent, in pango units */
GtkIMContext *im_context;
};