[OE-core] [PATCH 3/3] vte: fix scroll issue
Richard Purdie
richard.purdie at linuxfoundation.org
Wed Feb 22 23:03:01 UTC 2012
On Wed, 2012-02-22 at 13:33 +0800, edwin.zhai at intel.com wrote:
> From: Zhai Edwin <edwin.zhai at intel.com>
>
> On qemu x86-64, scrollbar in vte got broken with one commit to change the way
> of emiting "changed" signal. This patch revert it as work around.
>
> [YOCTO #1906] got fixed.
This patch worries me a bit (well, a lot really). Why is this only
broken on 64 bit? How does this revert fix things? It looks like its not
the real problem to me?
Cheers,
Richard
> Signed-off-by: Zhai Edwin <edwin.zhai at intel.com>
> ---
> meta/recipes-support/vte/vte.inc | 3 +-
> meta/recipes-support/vte/vte/scrollbar_fix.patch | 122 ++++++++++++++++++++++
> meta/recipes-support/vte/vte_0.28.2.bb | 2 +-
> 3 files changed, 125 insertions(+), 2 deletions(-)
> create mode 100644 meta/recipes-support/vte/vte/scrollbar_fix.patch
>
> diff --git a/meta/recipes-support/vte/vte.inc b/meta/recipes-support/vte/vte.inc
> index 54bd8ae..d3406e5 100644
> --- a/meta/recipes-support/vte/vte.inc
> +++ b/meta/recipes-support/vte/vte.inc
> @@ -6,7 +6,8 @@ RDEPENDS_libvte = "vte-termcap"
>
> inherit gnome
>
> -SRC_URI += "file://introspection.patch"
> +SRC_URI += "file://introspection.patch\
> + file://scrollbar_fix.patch"
>
> EXTRA_OECONF = "--disable-gtk-doc --disable-python --disable-introspection"
>
> diff --git a/meta/recipes-support/vte/vte/scrollbar_fix.patch b/meta/recipes-support/vte/vte/scrollbar_fix.patch
> new file mode 100644
> index 0000000..707377a
> --- /dev/null
> +++ b/meta/recipes-support/vte/vte/scrollbar_fix.patch
> @@ -0,0 +1,122 @@
> +On qemu x86-64, matchbox-terminal has broken scrollbar, because of following
> +commit in vte. This patch revert it as work around.
> +
> +Signed-off-by: Zhai Edwin <edwin.zhai at intel.com>
> +
> +Upstream-Status: Inappropriate [workaround]
> +
> +commit 6eadb8494797e44910b86b5e101823cf527c04e1
> +Author: Kristian Høgsberg <krh at bitplanet.net>
> +Date: Thu Jul 15 09:07:51 2010 -0400
> +
> + Use accessors for setting adjustment
> +
> + We use g_object_freeze_notify() to emit the same amount of ::changed
> + signals.
> +
> +Index: vte-0.28.2/src/vte.c
> +===================================================================
> +--- vte-0.28.2.orig/src/vte.c 2011-08-29 05:31:45.000000000 +0800
> ++++ vte-0.28.2/src/vte.c 2012-02-21 11:03:22.000000000 +0800
> +@@ -2018,15 +2018,13 @@
> + glong v;
> + gdouble current;
> +
> +- g_object_freeze_notify (G_OBJECT (terminal->adjustment));
> +-
> + v = _vte_ring_delta (screen->row_data);
> + current = gtk_adjustment_get_lower(terminal->adjustment);
> + if (current != v) {
> + _vte_debug_print(VTE_DEBUG_ADJ,
> + "Changing lower bound from %.0f to %ld\n",
> + current, v);
> +- gtk_adjustment_set_lower(terminal->adjustment, v);
> ++ terminal->adjustment->lower = v;
> + changed = TRUE;
> + }
> +
> +@@ -2039,19 +2037,19 @@
> + _vte_debug_print(VTE_DEBUG_ADJ,
> + "Changing upper bound from %.0f to %ld\n",
> + current, v);
> +- gtk_adjustment_set_upper(terminal->adjustment, v);
> ++ terminal->adjustment->upper = v;
> + changed = TRUE;
> + }
> +
> +- g_object_thaw_notify (G_OBJECT (terminal->adjustment));
> +-
> +- if (changed)
> ++ if (changed) {
> + _vte_debug_print(VTE_DEBUG_SIGNALS,
> + "Emitting adjustment_changed.\n");
> ++ gtk_adjustment_changed(terminal->adjustment);
> ++ }
> + terminal->pvt->adjustment_changed_pending = FALSE;
> + }
> + if (terminal->pvt->adjustment_value_changed_pending) {
> +- glong v, delta;
> ++ glong v;
> + _vte_debug_print(VTE_DEBUG_SIGNALS,
> + "Emitting adjustment_value_changed.\n");
> + terminal->pvt->adjustment_value_changed_pending = FALSE;
> +@@ -2062,9 +2060,9 @@
> + * via the adjustment - e.g. user interaction with the
> + * scrollbar
> + */
> +- delta = terminal->pvt->screen->scroll_delta;
> ++ terminal->adjustment->value = terminal->pvt->screen->scroll_delta;
> + terminal->pvt->screen->scroll_delta = v;
> +- gtk_adjustment_set_value(terminal->adjustment, delta);
> ++ gtk_adjustment_value_changed(terminal->adjustment);
> + }
> + }
> + }
> +@@ -2141,15 +2139,13 @@
> +
> + _vte_terminal_adjust_adjustments(terminal);
> +
> +- g_object_freeze_notify(G_OBJECT(terminal->adjustment));
> +-
> + /* The step increment should always be one. */
> + v = gtk_adjustment_get_step_increment(terminal->adjustment);
> + if (v != 1) {
> + _vte_debug_print(VTE_DEBUG_ADJ,
> + "Changing step increment from %.0lf to %ld\n",
> + v, terminal->row_count);
> +- gtk_adjustment_set_step_increment(terminal->adjustment, 1);
> ++ terminal->adjustment->step_increment = 1;
> + changed = TRUE;
> + }
> +
> +@@ -2160,8 +2156,7 @@
> + _vte_debug_print(VTE_DEBUG_ADJ,
> + "Changing page size from %.0f to %ld\n",
> + v, terminal->row_count);
> +- gtk_adjustment_set_page_size(terminal->adjustment,
> +- terminal->row_count);
> ++ terminal->adjustment->page_size = terminal->row_count;
> + changed = TRUE;
> + }
> +
> +@@ -2173,16 +2168,15 @@
> + "Changing page increment from "
> + "%.0f to %ld\n",
> + v, terminal->row_count);
> +- gtk_adjustment_set_page_increment(terminal->adjustment,
> +- terminal->row_count);
> ++ terminal->adjustment->page_increment = terminal->row_count;
> + changed = TRUE;
> + }
> +
> +- g_object_thaw_notify(G_OBJECT(terminal->adjustment));
> +-
> +- if (changed)
> ++ if (changed) {
> + _vte_debug_print(VTE_DEBUG_SIGNALS,
> + "Emitting adjustment_changed.\n");
> ++ gtk_adjustment_changed(terminal->adjustment);
> ++ }
> + }
> +
> + /* Scroll a fixed number of lines up or down in the current screen. */
> diff --git a/meta/recipes-support/vte/vte_0.28.2.bb b/meta/recipes-support/vte/vte_0.28.2.bb
> index 33f71b5..507e272 100644
> --- a/meta/recipes-support/vte/vte_0.28.2.bb
> +++ b/meta/recipes-support/vte/vte_0.28.2.bb
> @@ -2,7 +2,7 @@ require vte.inc
>
> LIC_FILES_CHKSUM = "file://COPYING;md5=3bf50002aefd002f49e7bb854063f7e7"
>
> -PR = "r1"
> +PR = "r2"
>
> SRC_URI[archive.md5sum] = "f07a4bf943194f94b7f142db8f7f36dc"
> SRC_URI[archive.sha256sum] = "8d04e202b617373dfb47689e5e628febe2c58840b34cccc4af4feb88c48df903"
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