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Commit b9680416 authored by Havoc Pennington's avatar Havoc Pennington Committed by Havoc Pennington
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2000-08-30  Havoc Pennington  <hp@pobox.com>

* gtk/gtktextbuffer.c: Docs
parent d717bbe4
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ChangeLog
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-0
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-10
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-2
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-4
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-6
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
ChangeLog.pre-2-8
View file @ b9680416
2000-08-30 Havoc Pennington <hp@pobox.com>
* gtk/gtktextbuffer.c: Docs
Fri Aug 25 12:16:15 2000 Owen Taylor <otaylor@redhat.com>
* gdk/x11/gdkimage-x11.c: remove GDK_IMAGE_SHARED_PIXMAP
......
gtk/gtktextbuffer.c
View file @ b9680416
......@@ -264,6 +264,14 @@ gtk_text_buffer_init (GtkTextBuffer *buffer)
targets, n_targets);
}
/**
* gtk_text_buffer_new:
* @table: a tag table, or NULL to create a new one
*
* Creates a new text buffer.
*
* Return value: a new text buffer
**/
GtkTextBuffer*
gtk_text_buffer_new (GtkTextTagTable *table)
{
......@@ -347,6 +355,14 @@ _gtk_text_buffer_get_btree (GtkTextBuffer *buffer)
return get_btree (buffer);
}
/**
* gtk_text_buffer_get_tag_table:
* @buffer: a #GtkTextBuffer
*
* Get the #GtkTextTagTable associated with this buffer.
*
* Return value: the buffer's tag table
**/
GtkTextTagTable*
gtk_text_buffer_get_tag_table (GtkTextBuffer *buffer)
{
......@@ -395,6 +411,22 @@ gtk_text_buffer_emit_insert(GtkTextBuffer *buffer,
}
}
/**
* gtk_text_buffer_insert:
* @buffer: a #GtkTextBuffer
* @iter: a position in the buffer
* @text: UTF-8 format text to insert
* @len: length of text in bytes, or -1
*
* Inserts @len bytes of @text at position @iter. If @len is -1,
* @text must be nul-terminated and will be inserted in its
* entirety. Emits the "insert_text" signal; insertion actually occurs
* in the default handler for the signal. @iter is invalidated when
* insertion occurs (because the buffer contents change), but the
* default signal handler revalidates it to point to the end of the
* inserted text.
*
**/
void
gtk_text_buffer_insert (GtkTextBuffer *buffer,
GtkTextIter *iter,
......@@ -408,6 +440,15 @@ gtk_text_buffer_insert (GtkTextBuffer *buffer,
gtk_text_buffer_emit_insert(buffer, iter, text, len);
}
/**
* gtk_text_buffer_insert_at_cursor:
* @buffer: a #GtkTextBuffer
* @text: some text in UTF-8 format
* @len: length of text, in bytes
*
* Simply calls gtk_text_buffer_insert(), using the current
* cursor position as the insertion point.
**/
void
gtk_text_buffer_insert_at_cursor (GtkTextBuffer *buffer,
const gchar *text,
......@@ -425,6 +466,21 @@ gtk_text_buffer_insert_at_cursor (GtkTextBuffer *buffer,
gtk_text_buffer_insert(buffer, &iter, text, len);
}
/**
* gtk_text_buffer_insert_interactive:
* @buffer: a #GtkTextBuffer
* @iter: a position in @buffer
* @text: some UTF-8 text
* @len: length of text in bytes, or -1
* @editable_by_default: default editability of buffer
*
* Like gtk_text_buffer_insert(), but the insertion will not occur if
* @iter is at a non-editable location in the buffer. Usually you
* want to prevent insertions at ineditable locations if the insertion
* results from a user action (is interactive).
*
* Return value: whether text was actually inserted
**/
gboolean
gtk_text_buffer_insert_interactive(GtkTextBuffer *buffer,
GtkTextIter *iter,
......@@ -444,6 +500,18 @@ gtk_text_buffer_insert_interactive(GtkTextBuffer *buffer,
return FALSE;
}
/**
* gtk_text_buffer_insert_interactive_at_cursor:
* @buffer: a #GtkTextBuffer
* @text: text in UTF-8 format
* @len: length of text in bytes, or -1
* @default_editable: default editability of buffer
*
* Calls gtk_text_buffer_insert_interactive() at the cursor
* position.
*
* Return value: whether text was actually inserted
**/
gboolean
gtk_text_buffer_insert_interactive_at_cursor (GtkTextBuffer *buffer,
const gchar *text,
......@@ -499,12 +567,37 @@ gtk_text_buffer_emit_delete(GtkTextBuffer *buffer,
return;
gtk_text_iter_reorder (start, end);
/* FIXME if the final newline is in the deletion range,
* shorten the range. (i.e. if end is the end iterator,
* move it backward by one)
*/
gtk_signal_emit(GTK_OBJECT(buffer),
signals[DELETE_TEXT],
start, end);
}
/**
* gtk_text_buffer_delete:
* @buffer: a #GtkTextBuffer
* @start: a position in @buffer
* @end: another position in @buffer
*
* Deletes text between @start and @end. The order of @start and @end
* is not actually relevant; gtk_text_buffer_delete() will reorder
* them. This function actually emits the "delete_text" signal, and
* the default handler of that signal deletes the text. Because the
* buffer is modified, all outstanding iterators become invalid after
* calling this function; however, the @start and @end will be
* re-initialized to point to the location where text was deleted.
*
* Note that the final newline in the buffer may not be deleted; a
* #GtkTextBuffer always contains at least one newline. You can
* safely include the final newline in the range [@start,@end) but it
* won't be affected by the deletion.
*
**/
void
gtk_text_buffer_delete (GtkTextBuffer *buffer,
GtkTextIter *start,
......@@ -517,6 +610,19 @@ gtk_text_buffer_delete (GtkTextBuffer *buffer,
gtk_text_buffer_emit_delete(buffer, start, end);
}
/**
* gtk_text_buffer_delete_interactive:
* @buffer: a #GtkTextBuffer
* @start_iter: start of range to delete
* @end_iter: end of range
* @default_editable: whether the buffer is editable by default
*
* Deletes all <emphasis>editable</emphasis> text in the given range.
* Calls gtk_text_buffer_delete() for each editable sub-range of
* [@start,@end).
*
* Return value: whether some text was actually deleted
**/
gboolean
gtk_text_buffer_delete_interactive (GtkTextBuffer *buffer,
GtkTextIter *start_iter,
......@@ -627,6 +733,23 @@ gtk_text_buffer_delete_interactive (GtkTextBuffer *buffer,
* Extracting textual buffer contents
*/
/**
* gtk_text_buffer_get_text:
* @buffer: a #GtkTextBuffer
* @start: start of a range
* @end: end of a range
* @include_hidden_chars: whether to include invisible text
*
* Returns the text in the range [@start,@end). Excludes undisplayed
* text (text marked with tags that set the invisibility attribute) if
* @include_hidden_chars is FALSE. Does not include characters
* representing embedded images, so byte and character indexes into
* the returned string do <emphasis>not</emphasis> correspond to byte
* and character indexes into the buffer. Contrast with
* gtk_text_buffer_get_slice().
*
* Return value: an allocated UTF-8 string
**/
gchar*
gtk_text_buffer_get_text (GtkTextBuffer *buffer,
const GtkTextIter *start,
......@@ -643,6 +766,24 @@ gtk_text_buffer_get_text (GtkTextBuffer *buffer,
return gtk_text_iter_get_visible_text(start, end);
}
/**
* gtk_text_buffer_get_slice:
* @buffer: a #GtkTextBuffer
* @start: start of a range
* @end: end of a range
* @include_hidden_chars: whether to include invisible text
*
* Returns the text in the range [@start,@end). Excludes undisplayed
* text (text marked with tags that set the invisibility attribute) if
* @include_hidden_chars is FALSE. The returned string includes a
* 0xFFFD character whenever the buffer contains
* embedded images, so byte and character indexes into
* the returned string <emphasis>do</emphasis> correspond to byte
* and character indexes into the buffer. Contrast with
* gtk_text_buffer_get_text().
*
* Return value: an allocated UTF-8 string
**/
gchar*
gtk_text_buffer_get_slice (GtkTextBuffer *buffer,
const GtkTextIter *start,
......@@ -754,6 +895,29 @@ gtk_text_buffer_set_mark(GtkTextBuffer *buffer,
return (GtkTextMark*)mark;
}
/**
* gtk_text_buffer_create_mark:
* @buffer: a #GtkTextBuffer
* @mark_name: name for mark, or %NULL
* @where: location to place mark
* @left_gravity: whether the mark has left gravity
*
* Creates a mark at position @where. If @mark_name is %NULL, the mark
* is anonymous; otherwise, the mark can be retrieved by name using
* gtk_text_buffer_get_mark(). If a mark has left gravity, and text is
* inserted at the mark's current location, the mark will be moved to
* the left of the newly-inserted text. If the mark has right gravity
* (@left_gravity = %FALSE), the mark will end up on the right of
* newly-inserted text. The standard left-to-right cursor is a mark
* with right gravity (when you type, the cursor stays on the right
* side of the text you're typing).
*
* The caller of this function does <emphasis>not</emphasis> own a reference
* to the returned #GtkTextMark, so you can ignore the return value
* if you like.
*
* Return value: the new #GtkTextMark object
**/
GtkTextMark*
gtk_text_buffer_create_mark(GtkTextBuffer *buffer,
const gchar *mark_name,
......@@ -766,6 +930,14 @@ gtk_text_buffer_create_mark(GtkTextBuffer *buffer,
left_gravity, FALSE);
}
/**
* gtk_text_buffer_move_mark:
* @buffer:
* @mark:
* @where:
*
*
**/
void
gtk_text_buffer_move_mark(GtkTextBuffer *buffer,
GtkTextMark *mark,
......@@ -823,6 +995,18 @@ gtk_text_buffer_get_mark (GtkTextBuffer *buffer,
return mark;
}
/**
* gtk_text_buffer_place_cursor:
* @buffer: a #GtkTextBuffer
* @where: where to put the cursor
*
* This function moves the "insert" and "selection_bound" marks
* simultaneously. If you move them to the same place in two steps
* with gtk_text_buffer_move_mark(), you will temporarily select a
* region in between their old and new locations, which marks part of
* the buffer invalid and can be inefficient. This function moves
* them as a unit, which can be optimized.
**/
void
gtk_text_buffer_place_cursor (GtkTextBuffer *buffer,
const GtkTextIter *where)
......@@ -849,6 +1033,20 @@ gtk_text_buffer_place_cursor (GtkTextBuffer *buffer,
* Tags
*/
/**
* gtk_text_buffer_create_tag:
* @buffer: a #GtkTextBuffer
* @tag_name: name of the new tag, or %NULL
*
* Creates a tag and adds it to the tag table for @buffer.
* Equivalent to calling gtk_text_tag_new() and then adding the
* tag to the buffer's tag table. The returned tag has its refcount
* incremented, as if you'd called gtk_text_tag_new().
*
* If @tag_name is %NULL, the tag is anonymous.
*
* Return value: a new tag
**/
GtkTextTag*
gtk_text_buffer_create_tag(GtkTextBuffer *buffer,
const gchar *tag_name)
......
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