[Libreoffice-commits] core.git: vcl/unx
Libreoffice Gerrit user
logerrit at kemper.freedesktop.org
Tue Nov 27 20:10:29 UTC 2018
vcl/unx/gtk3/gtk3gtkinst.cxx | 148 ++++++++++++++++++++++++++++++++++++++-----
1 file changed, 134 insertions(+), 14 deletions(-)
New commits:
commit 471d6c3653b8b8006db022c5d94af7503adfdc56
Author: Caolán McNamara <caolanm at redhat.com>
AuthorDate: Tue Nov 27 10:18:52 2018 +0000
Commit: Caolán McNamara <caolanm at redhat.com>
CommitDate: Tue Nov 27 21:10:02 2018 +0100
enable hiding gtk dialogs without ending their dialog loop
we need this to support reshowing dialog after an intermediate
range selection dialog executes
Change-Id: Ib6575e5d852bd1d29cc1a791a5dc2c19949b67a0
Reviewed-on: https://gerrit.libreoffice.org/64100
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm at redhat.com>
Tested-by: Caolán McNamara <caolanm at redhat.com>
diff --git a/vcl/unx/gtk3/gtk3gtkinst.cxx b/vcl/unx/gtk3/gtk3gtkinst.cxx
index e207e7793b68..0165998bb0ea 100644
--- a/vcl/unx/gtk3/gtk3gtkinst.cxx
+++ b/vcl/unx/gtk3/gtk3gtkinst.cxx
@@ -2277,10 +2277,117 @@ namespace
}
}
+struct DialogRunner
+{
+ GtkDialog *m_pDialog;
+ gint m_nResponseId;
+ GMainLoop *m_pLoop;
+ VclPtr<vcl::Window> m_xFrameWindow;
+
+ DialogRunner(GtkDialog* pDialog)
+ : m_pDialog(pDialog)
+ , m_nResponseId(GTK_RESPONSE_NONE)
+ , m_pLoop(nullptr)
+ {
+ GtkWindow* pParent = gtk_window_get_transient_for(GTK_WINDOW(m_pDialog));
+ GtkSalFrame* pFrame = GtkSalFrame::getFromWindow(pParent);
+ m_xFrameWindow = pFrame ? pFrame->GetWindow() : nullptr;
+ }
+
+ bool loop_is_running() const
+ {
+ return m_pLoop && g_main_loop_is_running(m_pLoop);
+ }
+
+ void loop_quit()
+ {
+ if (g_main_loop_is_running(m_pLoop))
+ g_main_loop_quit(m_pLoop);
+ }
+
+ static void signal_response(GtkDialog*, gint nResponseId, gpointer data)
+ {
+ DialogRunner* pThis = static_cast<DialogRunner*>(data);
+ pThis->m_nResponseId = nResponseId;
+ pThis->loop_quit();
+ }
+
+ static gboolean signal_delete(GtkDialog*, GdkEventAny*, gpointer data)
+ {
+ DialogRunner* pThis = static_cast<DialogRunner*>(data);
+ pThis->loop_quit();
+ return true; /* Do not destroy */
+ }
+
+ static void signal_destroy(GtkDialog*, gpointer data)
+ {
+ DialogRunner* pThis = static_cast<DialogRunner*>(data);
+ pThis->loop_quit();
+ }
+
+ void inc_modal_count()
+ {
+ if (m_xFrameWindow)
+ m_xFrameWindow->IncModalCount();
+ }
+
+ void dec_modal_count()
+ {
+ if (m_xFrameWindow)
+ m_xFrameWindow->DecModalCount();
+ }
+
+ // same as gtk_dialog_run except that unmap doesn't auto-respond
+ // so we can hide the dialog and restore it without a response getting
+ // triggered
+ gint run()
+ {
+ g_object_ref(m_pDialog);
+
+ inc_modal_count();
+
+ bool bWasModal = gtk_window_get_modal(GTK_WINDOW(m_pDialog));
+ if (!bWasModal)
+ gtk_window_set_modal(GTK_WINDOW(m_pDialog), true);
+
+ if (!gtk_widget_get_visible(GTK_WIDGET(m_pDialog)))
+ gtk_widget_show(GTK_WIDGET(m_pDialog));
+
+ gulong nSignalResponseId = g_signal_connect(m_pDialog, "response", G_CALLBACK(signal_response), this);
+ gulong nSignalDeleteId = g_signal_connect(m_pDialog, "delete-event", G_CALLBACK(signal_delete), this);
+ gulong nSignalDestroyId = g_signal_connect(m_pDialog, "destroy", G_CALLBACK(signal_destroy), this);
+
+ m_pLoop = g_main_loop_new(nullptr, false);
+ m_nResponseId = GTK_RESPONSE_NONE;
+
+ gdk_threads_leave();
+ g_main_loop_run(m_pLoop);
+ gdk_threads_enter();
+
+ g_main_loop_unref(m_pLoop);
+
+ m_pLoop = nullptr;
+
+ if (!bWasModal)
+ gtk_window_set_modal(GTK_WINDOW(m_pDialog), false);
+
+ g_signal_handler_disconnect(m_pDialog, nSignalResponseId);
+ g_signal_handler_disconnect(m_pDialog, nSignalDeleteId);
+ g_signal_handler_disconnect(m_pDialog, nSignalDestroyId);
+
+ dec_modal_count();
+
+ g_object_unref(m_pDialog);
+
+ return m_nResponseId;
+ }
+};
+
class GtkInstanceDialog : public GtkInstanceWindow, public virtual weld::Dialog
{
private:
GtkDialog* m_pDialog;
+ DialogRunner m_aDialogRun;
std::shared_ptr<weld::DialogController> m_xDialogController;
std::function<void(sal_Int32)> m_aFunc;
gulong m_nCloseSignalId;
@@ -2330,10 +2437,12 @@ private:
m_aFunc = nullptr;
m_xDialogController.reset();
}
+
public:
GtkInstanceDialog(GtkDialog* pDialog, bool bTakeOwnership)
: GtkInstanceWindow(GTK_WINDOW(pDialog), bTakeOwnership)
, m_pDialog(pDialog)
+ , m_aDialogRun(pDialog)
, m_nCloseSignalId(g_signal_connect(m_pDialog, "close", G_CALLBACK(signalClose), this))
, m_nResponseSignalId(0)
{
@@ -2359,16 +2468,9 @@ public:
{
sort_native_button_order(GTK_BOX(gtk_dialog_get_action_area(m_pDialog)));
int ret;
- GtkWindow* pParent = gtk_window_get_transient_for(GTK_WINDOW(m_pDialog));
- GtkSalFrame* pFrame = GtkSalFrame::getFromWindow(pParent);
- vcl::Window* pFrameWindow = pFrame ? pFrame->GetWindow() : nullptr;
while (true)
{
- if (pFrameWindow)
- pFrameWindow->IncModalCount();
- ret = gtk_dialog_run(m_pDialog);
- if (pFrameWindow)
- pFrameWindow->DecModalCount();
+ ret = m_aDialogRun.run();
if (ret == GTK_RESPONSE_HELP)
{
help();
@@ -2383,13 +2485,32 @@ public:
return GtkToVcl(ret);
}
- virtual void show() override
+ virtual void hide() override
{
if (!gtk_widget_get_visible(m_pWidget))
- {
- sort_native_button_order(GTK_BOX(gtk_dialog_get_action_area(m_pDialog)));
- gtk_widget_show(m_pWidget);
- }
+ return;
+ gtk_widget_hide(m_pWidget);
+ // if we hide the dialog while its running, then decrement the parent LibreOffice window
+ // modal count, we expect the dialog to restored while its running and match up with
+ // the inc_modal_count of show()
+ //
+ // This hide while running case is for the calc/chart dialogs which put
+ // up an extra range chooser dialog, hides the original, the user can
+ // select a range of cells and on completion the original dialog is
+ // restored
+ if (m_aDialogRun.loop_is_running())
+ m_aDialogRun.dec_modal_count();
+ }
+
+ virtual void show() override
+ {
+ if (gtk_widget_get_visible(m_pWidget))
+ return;
+ sort_native_button_order(GTK_BOX(gtk_dialog_get_action_area(m_pDialog)));
+ gtk_widget_show(m_pWidget);
+ // see hide comment
+ if (m_aDialogRun.loop_is_running())
+ m_aDialogRun.inc_modal_count();
}
static int VclToGtk(int nResponse)
@@ -2612,7 +2733,6 @@ static void crippled_viewport_class_init(GtkViewportClass *klass)
/* GObject signals */
o_class->set_property = crippled_viewport_set_property;
o_class->get_property = crippled_viewport_get_property;
-// o_class->finalize = gtk_tree_view_finalize;
/* Properties */
g_object_class_override_property(o_class, PROP_HADJUSTMENT, "hadjustment");
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